/* SISNA — design tokens */
:root {
  --color-bg: #f7f5f0;
  --color-bg-subtle: #efece4;
  --color-surface: #fffdf8;
  --color-ink: #0b1622;
  --color-navy: #0b1622;
  --color-navy-mid: #1c3348;
  --color-steel: #2f6f8f;
  --color-steel-light: #3d8aab;
  --color-accent: #0e7490;
  --color-accent-soft: #ccfbf1;
  --color-text: #1a2834;
  --color-text-muted: #536576;
  --color-border: rgba(11, 22, 34, 0.12);
  --color-grid: rgba(11, 22, 34, 0.055);
  --shadow-sm: 0 1px 0 rgba(11, 22, 34, 0.04);
  --shadow-md: 0 18px 50px rgba(11, 22, 34, 0.08);
  --radius: 12px;
  --radius-lg: 18px;
  --header-h: 4.25rem;
  --font: "Figtree", "Segoe UI", sans-serif;
  --font-display: "Syne", "Figtree", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
  --duration: 0.75s;
  --brand-text-top: #3d8aab;
  --brand-text-bot: #0b1622;
  --hero-text-top: #4a9bb8;
  --hero-text-mid: #1c3348;
  --hero-text-bot: #0b1622;
  --inf-stop-1: #0b1622;
  --inf-stop-2: #0e7490;
  --inf-h-1: #0b1622;
  --inf-h-2: #2f6f8f;
  --inf-h-3: #5fb3c9;
  --max: 1120px;
}

[data-theme="dark"] {
  --color-bg: #070d14;
  --color-bg-subtle: #0c1520;
  --color-surface: #111b27;
  --color-ink: #e8eef4;
  --color-navy: #e8eef4;
  --color-navy-mid: #b7c8d8;
  --color-steel: #5fb3c9;
  --color-steel-light: #7ec4d6;
  --color-accent: #2dd4bf;
  --color-accent-soft: rgba(45, 212, 191, 0.12);
  --color-text: #e8eef4;
  --color-text-muted: #93a7ba;
  --color-border: rgba(126, 196, 214, 0.16);
  --color-grid: rgba(126, 196, 214, 0.06);
  --shadow-sm: 0 1px 0 rgba(0, 0, 0, 0.35);
  --shadow-md: 0 22px 60px rgba(0, 0, 0, 0.45);
  --brand-text-top: #7ec4d6;
  --brand-text-bot: #f0f5fb;
  --hero-text-top: #c5e6ef;
  --hero-text-mid: #5fb3c9;
  --hero-text-bot: #f0f5fb;
  --inf-stop-1: #9ed4e4;
  --inf-stop-2: #2f6f8f;
  --inf-h-1: #c5e6ef;
  --inf-h-2: #3d8aab;
  --inf-h-3: #eaf5f8;
}


*, *::before, *::after { box-sizing: border-box; }

img, svg, picture {
  -webkit-user-drag: none;
  user-select: none;
  -webkit-user-select: none;
}
img { -webkit-touch-callout: none; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .marquee-track { animation: none !important; }
  .pointer-glow { display: none !important; }
  .sys-hud__scan,
  .sys-hud__pulse,
  .hero-mesh { animation: none !important; }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-navy);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.03em;
}

h1 { font-size: clamp(1.9rem, 4.8vw, 3.15rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.15rem); margin: 0 0 0.55rem; }
h3 { font-size: 1.12rem; margin: 0 0 0.4rem; letter-spacing: -0.02em; }
p { margin: 0 0 1rem; }

a {
  color: var(--color-steel);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease-out);
}
a:hover { color: var(--color-accent); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--color-ink);
  color: #fff;
  font-weight: 600;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Pointer follow (subtle, no glow blobs) */
.pointer-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 14%, transparent), transparent 68%);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
  mix-blend-mode: multiply;
}
[data-theme="dark"] .pointer-glow { mix-blend-mode: screen; opacity: 0; }
body.is-pointer .pointer-glow { opacity: 1; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--header-h);
  background: color-mix(in srgb, var(--color-bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
  animation: bar-in 0.7s var(--ease-out) both;
}
.site-header.is-scrolled { border-bottom-color: var(--color-border); }

@keyframes bar-in {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: none; }
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.45rem max(1rem, env(safe-area-inset-right)) 0.45rem max(1rem, env(safe-area-inset-left));
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem 1rem;
}

.brand {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}
.brand:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 8px;
}
.brand-lockup {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  white-space: nowrap;
  line-height: 1;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-navy);
}
.brand-tag {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-steel);
}
.brand-mark {
  width: 2.85rem;
  height: 1.35rem;
  flex-shrink: 0;
  overflow: visible;
}
.brand-mark path.infinity-stroke {
  fill: none;
  stroke: url(#grad-inf);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 280;
  stroke-dashoffset: 280;
  animation: draw-infinity 2.2s var(--ease-out) 0.25s forwards;
}
@keyframes draw-infinity { to { stroke-dashoffset: 0; } }
.brand-mark .dot {
  fill: var(--color-accent);
  animation: dot-pulse 2.6s ease-in-out infinite;
}
.brand-mark .dot:nth-child(3) { animation-delay: 0.35s; }
.brand-mark .dot:nth-child(4) { animation-delay: 0.7s; }
@keyframes dot-pulse {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 1; }
}

.nav-wrap { justify-self: center; }
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}
.nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 2.55rem;
  padding: 0.35rem 0.8rem;
  border-radius: 8px;
  color: var(--color-navy);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  transition: background 0.2s, color 0.2s;
}
.nav-list a:hover { background: var(--color-bg-subtle); }
.nav-list a.is-active {
  background: var(--color-ink);
  color: #f7f5f0;
}
[data-theme="dark"] .nav-list a.is-active {
  background: var(--color-accent);
  color: #041016;
}
.nav-list a:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.header-cta {
  justify-self: end;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem 0.65rem;
}
.header-tools { display: flex; align-items: center; gap: 0.35rem; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.65rem;
  height: 2.65rem;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-navy);
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
}
.icon-btn:hover { border-color: var(--color-steel); transform: translateY(-1px); }
.icon-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.icon-btn svg { width: 1.05rem; height: 1.05rem; }

.lang-switch {
  display: inline-flex;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  background: var(--color-surface);
}
.lang-btn {
  margin: 0;
  padding: 0.4rem 0.6rem;
  min-height: 2.65rem;
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
}
.lang-btn.is-active {
  background: var(--color-ink);
  color: #f7f5f0;
}
[data-theme="dark"] .lang-btn.is-active {
  background: var(--color-accent);
  color: #041016;
}
.lang-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: -2px; }

#theme-toggle .icon-moon { display: none; }
[data-theme="dark"] #theme-toggle .icon-sun { display: none; }
[data-theme="dark"] #theme-toggle .icon-moon { display: block; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  padding: 0.45rem 1rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.78rem;
  text-decoration: none;
  color: #f7f5f0 !important;
  background: var(--color-ink);
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease-out), background 0.25s;
}
[data-theme="dark"] .nav-cta {
  background: var(--color-accent);
  color: #041016 !important;
}
.nav-cta:hover { transform: translateY(-2px); }
.nav-cta:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

@media (max-width: 900px) {
  .header-inner {
    grid-template-columns: 1fr;
    justify-items: stretch;
    min-height: auto;
    padding: 0.65rem 1rem 0.75rem;
  }
  .nav-wrap { order: 3; }
  .header-cta {
    order: 2;
    justify-content: center;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  padding: clamp(2rem, 6vw, 3.5rem) max(1rem, env(safe-area-inset-right)) clamp(2.5rem, 7vw, 4rem) max(1rem, env(safe-area-inset-left));
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 55% at 18% 20%, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 60%),
    radial-gradient(ellipse 70% 50% at 88% 78%, color-mix(in srgb, var(--color-steel) 10%, transparent), transparent 55%),
    var(--color-bg);
}

.hero-plane {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, #000 20%, transparent 75%);
  animation: grid-drift 28s linear infinite;
}
.hero-mesh {
  position: absolute;
  inset: 10% 5% 15% 40%;
  background:
    linear-gradient(135deg, transparent 40%, color-mix(in srgb, var(--color-accent) 6%, transparent) 50%, transparent 60%);
  opacity: 0.9;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
@keyframes grid-drift {
  from { transform: translateY(0); }
  to { transform: translateY(56px); }
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.45;
}
.hero-orb--a {
  width: min(48vw, 420px);
  height: min(48vw, 420px);
  top: -8%;
  left: 8%;
  background: color-mix(in srgb, var(--color-accent) 35%, transparent);
  animation: orb-a 16s ease-in-out infinite alternate;
}
.hero-orb--b {
  width: min(40vw, 360px);
  height: min(40vw, 360px);
  right: 0;
  bottom: 5%;
  background: color-mix(in srgb, var(--color-steel) 28%, transparent);
  animation: orb-b 18s ease-in-out infinite alternate;
}
@keyframes orb-a {
  from { transform: translate(0, 0); }
  to { transform: translate(4%, 6%); }
}
@keyframes orb-b {
  from { transform: translate(0, 0); }
  to { transform: translate(-5%, -4%); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.hero-brand { margin-bottom: 1.35rem; }
.hero-brand-lockup {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 0.75rem;
  margin: 0;
  line-height: 1;
}
.hero-brand-name {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 9vw, 4.6rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0;
  line-height: 0.92;
  color: var(--color-navy);
}
.hero-brand-tag {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 1.45rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-steel);
  padding-bottom: 0.2em;
}
.hero-mark-wrap {
  margin-top: 1.1rem;
  animation: float-y 6s ease-in-out infinite;
}
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}
.hero-mark { width: min(300px, 72vw); height: auto; }
.hero-mark .infinity-stroke-hero {
  fill: none;
  stroke: url(#grad-inf-hero);
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke-dasharray: 520;
  stroke-dashoffset: 520;
  animation: draw-infinity-hero 2.6s var(--ease-out) 0.35s forwards;
}
@keyframes draw-infinity-hero { to { stroke-dashoffset: 0; } }
.hero-mark .ribbon {
  fill: none;
  stroke: url(#grad-inf-hero);
  stroke-width: 1.3;
  opacity: 0.4;
}
.hero-mark .dot-h { fill: var(--color-accent); animation: dot-pulse 3s ease-in-out infinite; }

.hero-title {
  text-wrap: balance;
  max-width: 20ch;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin: 0 0 0.85rem;
  color: var(--color-navy-mid);
}
.accent-text { color: var(--color-accent); }

.lead {
  font-size: clamp(0.98rem, 2.2vw, 1.08rem);
  color: var(--color-text-muted);
  max-width: 36ch;
  margin: 0 0 1.6rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.75rem 1.3rem;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.94rem;
  border-radius: 11px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.3s var(--ease-out), background 0.25s, border-color 0.25s;
}
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.btn-primary {
  color: #f7f5f0;
  background: var(--color-ink);
}
[data-theme="dark"] .btn-primary {
  color: #041016;
  background: var(--color-accent);
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--color-navy);
  border: 1.5px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-steel);
  transform: translateY(-2px);
}
.btn-lg { min-height: 3.1rem; padding: 0.9rem 1.6rem; font-size: 1rem; }

/* System HUD (hero panel) */
.sys-hud {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.15rem 1.2rem 1.1rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 28%, var(--color-border));
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 45%),
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
    #0b1622;
  background-size: auto, 24px 24px, 24px 24px, auto;
  color: #d7e4ef;
  box-shadow: var(--shadow-md);
  transition: transform 0.45s var(--ease-out), box-shadow 0.45s, border-color 0.3s;
}
[data-theme="dark"] .sys-hud {
  background-color: #050a10;
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
}
.sys-hud::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-accent) 60%, transparent),
    transparent 38%,
    transparent 62%,
    color-mix(in srgb, var(--color-steel) 45%, transparent)
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.75;
}
.sys-hud:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(11, 22, 34, 0.28);
}
.sys-hud__glow {
  position: absolute;
  inset: auto -20% -35% auto;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 32%, transparent), transparent 70%);
  opacity: 0.55;
  z-index: -1;
  pointer-events: none;
}
.sys-hud__scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent,
    color-mix(in srgb, var(--color-accent) 14%, transparent),
    transparent
  );
  background-size: 100% 35%;
  background-repeat: no-repeat;
  animation: hud-scan 4.5s var(--ease-out) infinite;
  pointer-events: none;
  opacity: 0.55;
  z-index: 1;
}
@keyframes hud-scan {
  0% { background-position: 0 -40%; }
  100% { background-position: 0 140%; }
}
.sys-hud__top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}
.sys-hud__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #5fb3c9;
}
.sys-hud__pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #2dd4bf;
  box-shadow: 0 0 0 4px rgba(45, 212, 191, 0.18);
  animation: team-pulse 2.2s ease-in-out infinite;
}
.sys-hud__meta {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: #8aa0b4;
}
.sys-hud__live {
  color: #2dd4bf;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.sys-hud__body {
  position: relative;
  z-index: 2;
  margin: 0;
  padding: 0.85rem 0.9rem;
  border-radius: 12px;
  border: 1px solid rgba(126, 196, 214, 0.16);
  background: rgba(0, 0, 0, 0.28);
  font-family: var(--font-mono);
  font-size: clamp(0.72rem, 1.8vw, 0.82rem);
  line-height: 1.7;
  overflow-x: auto;
}
.sys-hud__foot {
  position: relative;
  z-index: 2;
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8aa0b4;
}
.t-muted { color: #8aa0b4; }
.t-cmd { color: #e8eef4; }
.t-ok { color: #81b29a; }
.t-dim { color: #6b8298; }
.t-accent { color: #5fb3c9; }
.sys-hud__body.cursor-blink::after,
.sys-hud__body .cursor-blink::after {
  content: "▋";
  animation: blink 1s step-end infinite;
  color: #2dd4bf;
}
@keyframes blink {
  50% { opacity: 0; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .sys-hud { max-width: 100%; }
  .hero-title { max-width: none; }
  .hero { min-height: auto; }
}

/* Marquee */
.marquee-section {
  border-block: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
  overflow: hidden;
  padding: 0.85rem 0;
}
.marquee-track {
  display: flex;
  align-items: center;
  gap: 0;
  width: max-content;
  animation: marquee 36s linear infinite;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.marquee-track span {
  display: inline-block;
  flex: 0 0 auto;
  padding: 0 1.75rem;
  white-space: nowrap;
}
.marquee-track span::after {
  content: "◇";
  margin-left: 1.75rem;
  color: var(--color-accent);
  opacity: 0.7;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Sections */
.section {
  padding: clamp(3rem, 7vw, 5rem) max(1rem, env(safe-area-inset-right)) clamp(3rem, 7vw, 5rem) max(1rem, env(safe-area-inset-left));
}
.section-alt { background: var(--color-bg-subtle); }
.section-inner { max-width: var(--max); margin: 0 auto; width: 100%; }
.section-head {
  max-width: 34rem;
  margin: 0 auto 2.75rem;
  text-align: center;
}
.section-kicker {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.section-sub {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.capability-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  border-top: none;
}
.capability {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 1.15rem;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--color-accent) 6%, transparent), transparent 40%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.capability:hover {
  padding-left: 1.15rem;
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.capability-index {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  padding-top: 0.2rem;
}
.capability p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 52ch;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
@media (max-width: 800px) {
  .signal-grid { grid-template-columns: 1fr; }
}
.signal {
  position: relative;
  padding: 1.25rem 1.15rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 42%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.signal:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  box-shadow: var(--shadow-md);
}
[data-theme="dark"] .signal { border-top-color: var(--color-border); }
.signal__code {
  display: block;
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.signal-value {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-navy);
  margin: 0 0 0.65rem;
  line-height: 1;
}
.signal-unit {
  font-size: 0.45em;
  margin-left: 0.08em;
  color: var(--color-accent);
}
.signal p { margin: 0; color: var(--color-text-muted); font-size: 0.95rem; }

.stack-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.stack-tags li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-muted);
  background: transparent;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  position: relative;
}
@media (max-width: 900px) {
  .timeline { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .timeline { grid-template-columns: 1fr; }
}
.timeline-item {
  position: relative;
  padding: 1.25rem 1.1rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background: var(--color-surface);
  transition: border-color 0.3s, transform 0.35s var(--ease-out), box-shadow 0.35s;
}
.timeline-item:hover {
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.timeline-node {
  display: block;
  width: 0.55rem;
  height: 0.55rem;
  margin-bottom: 0.75rem;
  border-radius: 1px;
  background: var(--color-accent);
  transform: rotate(45deg);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 16%, transparent);
}
.timeline-step {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.55rem;
}
.timeline-file {
  display: block;
  margin: -0.2rem 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--color-accent) 75%, var(--color-text-muted));
}
.timeline-item.is-hot {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.timeline-item p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.about-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: stretch;
}
@media (max-width: 800px) {
  .about-split { grid-template-columns: 1fr; }
}
.about-lead {
  max-width: 42rem;
}
.about-board {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}
@media (max-width: 900px) {
  .about-board { grid-template-columns: 1fr; }
}
.about-copy p { color: var(--color-text-muted); }
.about-facts {
  list-style: none;
  margin: 1.25rem 0 1.35rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}
@media (max-width: 560px) {
  .about-facts { grid-template-columns: 1fr; }
}
.about-facts li {
  padding: 0.85rem 0.95rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 55%),
    var(--color-surface);
}
.about-facts span {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.about-facts strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--color-navy);
}
.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}
.btn-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.55rem 1.1rem;
  border-radius: 12px;
  border: 1px solid #0a66c2;
  background: #0a66c2;
  color: #fff !important;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
  transition: transform 0.25s var(--ease-out), background 0.25s, box-shadow 0.25s;
}
.btn-linkedin:hover {
  background: #004182;
  border-color: #004182;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(10, 102, 194, 0.28);
}
.btn-linkedin:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}
.about-visual {
  display: grid;
  gap: 1rem;
}
.about-side {
  display: grid;
  gap: 1rem;
}
.about-specs {
  padding: 1.1rem 1.2rem 1.2rem;
  border-radius: 18px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}
.about-specs__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.about-specs ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}
.about-specs li {
  position: relative;
  padding-left: 1rem;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}
.about-specs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 18%, transparent);
}
.about-copy .btn { margin-top: 0; }
.quote-panel {
  margin: 0;
  padding: 1.75rem;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 18%, transparent), transparent 50%),
    var(--color-ink);
  color: #e8eef4;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
[data-theme="dark"] .quote-panel {
  background: linear-gradient(145deg, #0c1520, #122033);
  border: 1px solid var(--color-border);
}
.quote-panel p {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.35rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  font-style: normal;
}
.quote-panel footer {
  font-size: 0.85rem;
  opacity: 0.75;
  font-family: var(--font-mono);
}

.section-cta { position: relative; }
.cta-panel {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto;
  padding: clamp(2.2rem, 5vw, 3.2rem);
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, var(--color-border));
  border-radius: 24px;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 45%),
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
    var(--color-surface);
  background-size: auto, 32px 32px, 32px 32px, auto;
}
.cta-panel__code {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.cta-text {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 1.4rem;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem max(1rem, env(safe-area-inset-right)) calc(1.5rem + env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
}
.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-navy);
}
.footer-meta { margin: 0; font-size: 0.82rem; color: var(--color-text-muted); }

/* Reveals — visible by default; only hide when JS motion is active */
.reveal,
[data-reveal="hero"] {
  opacity: 1;
  transform: none;
}
html.js-motion .reveal:not(.is-visible),
html.js-motion [data-reveal="hero"]:not(.is-visible) {
  opacity: 0;
  transform: translateY(18px);
}
html.js-motion .reveal,
html.js-motion [data-reveal="hero"] {
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
html.js-motion .reveal.is-visible,
html.js-motion [data-reveal="hero"].is-visible {
  opacity: 1;
  transform: none;
}
.capability.reveal:nth-child(1) { transition-delay: 0.05s; }
.capability.reveal:nth-child(2) { transition-delay: 0.12s; }
.capability.reveal:nth-child(3) { transition-delay: 0.19s; }
.signal.reveal:nth-child(1) { transition-delay: 0.05s; }
.signal.reveal:nth-child(2) { transition-delay: 0.12s; }
.signal.reveal:nth-child(3) { transition-delay: 0.19s; }
.timeline .reveal:nth-child(1) { transition-delay: 0.04s; }
.timeline .reveal:nth-child(2) { transition-delay: 0.1s; }
.timeline .reveal:nth-child(3) { transition-delay: 0.16s; }
.timeline .reveal:nth-child(4) { transition-delay: 0.22s; }

@media (max-width: 540px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .capability { grid-template-columns: 3rem 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* ——— Projects portfolio ——— */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  z-index: 100;
  background: linear-gradient(90deg, var(--color-accent), var(--color-steel-light));
  pointer-events: none;
  transform-origin: left;
}

.page-hero {
  padding: clamp(2.5rem, 6vw, 4rem) 1rem 2rem;
  border-bottom: 1px solid var(--color-border);
  background:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
    var(--color-bg);
  background-size: 48px 48px, 48px 48px, auto;
}
.page-hero-inner { max-width: var(--max); margin: 0 auto; }
.page-hero h1 { max-width: 12ch; }

.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}
.filter-btn {
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s;
}
.filter-btn:hover { border-color: var(--color-steel); color: var(--color-navy); }
.filter-btn.is-active {
  background: var(--color-ink);
  color: #f7f5f0;
  border-color: transparent;
}
[data-theme="dark"] .filter-btn.is-active {
  background: var(--color-accent);
  color: #041016;
}
.filter-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.project-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}
@media (max-width: 860px) {
  .project-board { grid-template-columns: 1fr; }
}

.project-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.5rem 1.35rem 1.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transform-style: preserve-3d;
  transition:
    opacity 0.35s var(--ease-out),
    transform 0.35s var(--ease-out),
    border-color 0.3s,
    box-shadow 0.35s;
}
.project-card.is-hidden {
  display: none;
}
.project-card__glow {
  position: absolute;
  inset: auto auto -20% -10%;
  width: 55%;
  height: 55%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 28%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
  z-index: -1;
  pointer-events: none;
}
.project-card:hover {
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.project-card:hover .project-card__glow { opacity: 1; }
.project-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}
.project-card__code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
}
.project-card__badge {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.project-card h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  margin: 0 0 0.65rem;
}
.project-card__lead {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.96rem;
}
.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}
.feature-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--color-text);
  font-size: 0.9rem;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 1px;
  background: var(--color-accent);
}
.arch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.arch-row span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  color: var(--color-text-muted);
  transition: border-color 0.25s, color 0.25s;
}
.project-card:hover .arch-row span {
  border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-border));
  color: var(--color-navy);
}

.projects-cta {
  display: flex;
  justify-content: center;
  margin-top: 2.25rem;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}
@media (max-width: 960px) {
  .focus-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .focus-grid { grid-template-columns: 1fr; }
}
.focus-card {
  padding: 1.25rem 1.15rem;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, var(--color-border));
  border-radius: 18px;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 45%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.focus-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 48%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.focus-card__code {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
}
.focus-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}
.focus-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.showcase-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 760px) {
  .showcase-board { grid-template-columns: 1fr; }
}
.showcase-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.35rem 1.25rem 1.4rem;
  text-decoration: none;
  color: inherit;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, var(--color-border));
  border-radius: 20px;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 42%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.showcase-panel__glow {
  position: absolute;
  inset: auto -18% -38% auto;
  width: 65%;
  height: 65%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 26%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s;
  z-index: -1;
  pointer-events: none;
}
.showcase-panel:hover {
  border-color: color-mix(in srgb, var(--color-accent) 50%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  color: inherit;
}
.showcase-panel:hover .showcase-panel__glow { opacity: 1; }
.showcase-panel__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}
.showcase-panel strong {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 1.45rem);
  color: var(--color-navy);
}
.showcase-panel__intro {
  margin: 0.15rem 0 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}
.showcase-chip__badge { margin: 0; }

.showcase-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.75rem;
}
@media (max-width: 900px) {
  .showcase-rail { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .showcase-rail { grid-template-columns: 1fr; }
}
.showcase-chip {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.2rem 1.1rem 1.25rem;
  text-decoration: none;
  color: inherit;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, var(--color-border));
  border-radius: 18px;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 42%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.showcase-chip__glow {
  position: absolute;
  inset: auto -20% -40% auto;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 26%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s;
  z-index: -1;
  pointer-events: none;
}
.showcase-chip:hover {
  border-color: color-mix(in srgb, var(--color-accent) 50%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  color: inherit;
}
.showcase-chip:hover .showcase-chip__glow { opacity: 1; }
.showcase-chip__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.showcase-chip__code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}
.showcase-chip__badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.showcase-chip strong {
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--color-navy);
}

@media (hover: hover) and (pointer: fine) {
  .tilt-card {
    transition: transform 0.2s ease-out, box-shadow 0.35s, border-color 0.3s;
  }
}

.stack-tags li {
  transition: transform 0.25s var(--ease-out), border-color 0.25s, color 0.25s;
}
.stack-tags li:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  color: var(--color-navy);
}


/* ——— Team / CEOs ——— */
.section--team {
  position: relative;
}
.section--team .section-inner {
  max-width: 1080px;
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem;
}
@media (max-width: 820px) {
  .team-grid { grid-template-columns: 1fr; }
}
.team-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  margin: 0;
  padding: 1.35rem 1.35rem 1.25rem;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  border-radius: 22px;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 42%),
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
    var(--color-surface);
  background-size: auto, 28px 28px, 28px 28px, auto;
  box-shadow: var(--shadow-sm);
  transform-style: preserve-3d;
  transition:
    transform 0.35s var(--ease-out),
    border-color 0.3s,
    box-shadow 0.35s;
}
.team-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-accent) 55%, transparent),
    transparent 35%,
    transparent 65%,
    color-mix(in srgb, var(--color-steel) 45%, transparent)
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.7;
}
.team-card__glow {
  position: absolute;
  inset: auto -15% -30% auto;
  width: 65%;
  height: 65%;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 30%, transparent), transparent 68%);
  opacity: 0;
  transition: opacity 0.4s;
  z-index: -1;
  pointer-events: none;
}
.team-card__scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--color-accent) 12%, transparent) 50%,
    transparent 100%
  );
  background-size: 100% 40%;
  background-repeat: no-repeat;
  background-position: 0 -40%;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}
.team-card:hover,
.team-card:focus-visible {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.team-card:hover .team-card__glow,
.team-card:focus-visible .team-card__glow { opacity: 1; }
.team-card:hover .team-card__scan,
.team-card:focus-visible .team-card__scan {
  opacity: 1;
  animation: team-scan 1.4s var(--ease-out);
}
.team-card:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}
@keyframes team-scan {
  from { background-position: 0 -40%; }
  to { background-position: 0 140%; }
}
.team-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
  position: relative;
  z-index: 2;
}
.team-card__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.team-card__status {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 18%, transparent);
  animation: team-pulse 2.2s ease-in-out infinite;
}
@keyframes team-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.65; transform: scale(0.88); }
}
.team-photo-wrap {
  position: relative;
  width: 132px;
  height: 132px;
  margin: 0 auto 1.15rem;
  z-index: 2;
}
.team-photo-ring {
  position: absolute;
  inset: -6px;
  border-radius: 28px;
  border: 1px dashed color-mix(in srgb, var(--color-accent) 45%, transparent);
  animation: team-orbit 18s linear infinite;
}
@keyframes team-orbit {
  to { transform: rotate(360deg); }
}
.team-photo {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--color-accent) 28%, transparent), transparent),
    var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  clip-path: polygon(12% 0, 100% 0, 100% 88%, 88% 100%, 0 100%, 0 12%);
}
.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}
.team-initials {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--color-accent);
}
.team-card__body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.team-card h3 {
  margin: 0 0 0.2rem;
  font-size: clamp(1.2rem, 2.4vw, 1.45rem);
}
.team-role {
  margin: 0 0 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.team-nat {
  margin: 0 0 0.85rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}
.team-teaser {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.94rem;
  line-height: 1.5;
  flex: 1;
}
.team-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.team-metric {
  padding: 0.55rem 0.4rem;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 70%, transparent);
  text-align: center;
}
.team-metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  color: var(--color-navy);
  line-height: 1.1;
}
.team-metric span {
  display: block;
  margin-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.25;
}
.team-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-steel);
  transition: color 0.25s, gap 0.25s;
}
.team-card:hover .team-card__cta,
.team-card:focus-visible .team-card__cta {
  color: var(--color-accent);
  gap: 0.65rem;
}
.team-hint {
  margin: 1.35rem 0 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

/* Team profile modal */
.team-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) 1rem max(1rem, env(safe-area-inset-bottom));
}
.team-modal[hidden] { display: none !important; }
.team-modal.is-open { display: grid; }
.team-modal__backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--color-ink) 62%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}
.team-modal__panel {
  position: relative;
  width: min(760px, 100%);
  max-height: min(88vh, 860px);
  overflow: auto;
  padding: 1.5rem 1.45rem 1.6rem;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 28%, var(--color-border));
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 40%),
    var(--color-surface);
  box-shadow: 0 30px 80px rgba(11, 22, 34, 0.35);
  animation: team-modal-in 0.38s var(--ease-out);
}
@keyframes team-modal-in {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.team-modal__close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color 0.2s, color 0.2s;
}
.team-modal__close:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.team-modal__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem 1.15rem;
  align-items: center;
  margin-bottom: 1.1rem;
  padding-right: 2.2rem;
}
@media (max-width: 640px) {
  .team-modal__head {
    grid-template-columns: auto 1fr;
  }
  .team-modal__years {
    grid-column: 1 / -1;
    justify-self: start;
  }
}
.team-modal__photo {
  width: 92px;
  height: 92px;
  border-radius: 20px;
  overflow: hidden;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
  clip-path: polygon(12% 0, 100% 0, 100% 88%, 88% 100%, 0 100%, 0 12%);
}
.team-modal__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.team-modal__photo .team-initials {
  font-size: 1.55rem;
}
.team-modal__code {
  margin: 0 0 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.team-modal__identity h2 {
  margin: 0 0 0.2rem;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
}
.team-modal__role {
  margin: 0 0 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.team-modal__nat {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.team-modal__years {
  padding: 0.7rem 0.9rem;
  border-radius: 14px;
  border: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-accent) 8%, var(--color-bg));
  text-align: center;
  min-width: 5.5rem;
}
.team-modal__years strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  color: var(--color-navy);
  line-height: 1;
}
.team-modal__years span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.team-modal__summary {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.55;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--color-border);
}
.team-modal__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}
@media (max-width: 640px) {
  .team-modal__grid { grid-template-columns: 1fr; }
}
.team-block {
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 65%, transparent);
}
.team-block--wide {
  grid-column: 1 / -1;
}
.team-block h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.team-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.team-chips li {
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.8rem;
  color: var(--color-text);
}
.team-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}
.team-list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}
.team-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 1px;
  background: var(--color-accent);
  transform: rotate(45deg);
}
body.team-modal-open {
  overflow: hidden;
}
@media (prefers-reduced-motion: reduce) {
  .team-card__status,
  .team-photo-ring,
  .team-card__scan,
  .team-modal__panel {
    animation: none !important;
  }
}

.showcase-chip__logo,
.project-card__logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: block;
}
.project-card__logo { width: 52px; height: 52px; }
.showcase-chip { position: relative; }
.showcase-chip__logo { margin-bottom: 0.35rem; }

/* ——— Floating chat ——— */
.sisna-chat {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 80;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
  max-width: min(360px, calc(100vw - 2rem));
}
.chat-launcher {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  color: #f7f5f0;
  background: var(--color-ink);
  box-shadow: 0 12px 32px rgba(11, 22, 34, 0.28);
  display: grid;
  place-items: center;
  transition: transform 0.25s var(--ease-out), background 0.25s;
}
[data-theme="dark"] .chat-launcher {
  background: var(--color-accent);
  color: #041016;
}
.chat-launcher:hover { transform: scale(1.06); }
.chat-launcher:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.chat-launcher.is-open { transform: rotate(8deg) scale(1.02); }

.chat-greeting {
  max-width: 260px;
  padding: 0.75rem 0.9rem;
  border-radius: 14px 14px 4px 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  animation: chat-pop 0.45s var(--ease-out);
}
.chat-greeting p { margin: 0; font-size: 0.88rem; color: var(--color-text); }
@keyframes chat-pop {
  from { opacity: 0; transform: translateY(10px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.chat-panel {
  width: min(340px, calc(100vw - 2rem));
  max-height: min(70vh, 520px);
  display: none;
  flex-direction: column;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.chat-panel.is-open {
  display: flex;
  animation: chat-pop 0.35s var(--ease-out);
}
.chat-panel[hidden] {
  display: none !important;
}
.chat-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}
.chat-panel__head strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--color-navy);
}
.chat-panel__close {
  width: 2.2rem;
  height: 2.2rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--color-navy);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}
.chat-panel__close:hover { background: var(--color-bg); }
.chat-panel__body {
  padding: 0.9rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.chat-bubble {
  padding: 0.7rem 0.85rem;
  border-radius: 12px;
  font-size: 0.88rem;
  line-height: 1.45;
}
.chat-bubble--bot {
  background: var(--color-bg-subtle);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  align-self: flex-start;
  max-width: 95%;
}
.chat-bubble--user {
  background: var(--color-ink);
  color: #f7f5f0;
  align-self: flex-end;
  max-width: 90%;
}
[data-theme="dark"] .chat-bubble--user {
  background: var(--color-accent);
  color: #041016;
}
.chat-hint {
  margin: 0.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.chat-questions {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.chat-q {
  text-align: left;
  font-family: var(--font);
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-navy);
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}
.chat-q:hover {
  border-color: var(--color-accent);
  transform: translateX(2px);
  background: var(--color-surface);
}
.chat-q:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

@media (max-width: 900px) {
  .nav-list { gap: 0.1rem; }
  .nav-list a { padding: 0.35rem 0.55rem; font-size: 0.72rem; }
}

/* v7 fixes: logos + compact chat */
.showcase-chip__logo,
.project-card__logo {
  width: 56px !important;
  height: 56px !important;
  border-radius: 14px;
  display: block !important;
  object-fit: cover;
  background: #0b1622;
  border: 1px solid rgba(126, 196, 214, 0.25);
  flex-shrink: 0;
}
.showcase-chip__logo { width: 48px !important; height: 48px !important; border-radius: 12px; }

.sisna-chat {
  right: max(0.85rem, env(safe-area-inset-right));
  bottom: max(0.85rem, env(safe-area-inset-bottom));
  gap: 0.5rem;
  max-width: min(380px, calc(100vw - 1.5rem));
}
.chat-launcher {
  width: 3.15rem;
  height: 3.15rem;
  box-shadow: 0 8px 22px rgba(11, 22, 34, 0.25);
}
.chat-panel {
  width: min(360px, calc(100vw - 1.5rem));
  max-height: min(72vh, 560px);
  display: none;
}
.chat-panel.is-open {
  display: flex !important;
}
.chat-panel[hidden] {
  display: none !important;
}
.chat-panel__head { padding: 0.7rem 0.8rem; }
.chat-panel__head strong { font-size: 0.9rem; }
.chat-panel__close { width: 1.9rem; height: 1.9rem; font-size: 1.15rem; }
.chat-panel__body { padding: 0.75rem; gap: 0.55rem; }
.chat-bubble { padding: 0.6rem 0.75rem; font-size: 0.84rem; border-radius: 12px; }
.chat-hint { font-size: 0.65rem; }
.chat-q { font-size: 0.78rem; padding: 0.5rem 0.65rem; }
.chat-greeting { display: none !important; }


.footer-inner--rich { align-items: flex-start; gap: 1rem 2rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 0.65rem 1.1rem; }
.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text-muted);
}
.footer-nav a:hover { color: var(--color-accent); }
.contact-page { max-width: 560px; }
.contact-card {
  padding: 1.75rem 1.5rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, var(--color-border));
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 45%),
    var(--color-surface);
}
.contact-card__label {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.contact-card__value {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  font-weight: 700;
  text-decoration: none;
  color: var(--color-navy);
}
.contact-card__hint { margin: 0 0 1.25rem; color: var(--color-text-muted); }

.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Interactive architecture board */
.arch-board {
  margin: 0 0 2rem;
  padding: 1.15rem 1.15rem 1.25rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, color-mix(in srgb, var(--color-accent) 16%, transparent), transparent 60%),
    #0b1622;
  box-shadow: var(--shadow-md);
  color: #e8eef4;
}
.arch-board__hint {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8aa0b4;
}
.arch-board__layout {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 1.15rem;
  align-items: stretch;
}
@media (max-width: 860px) {
  .arch-board__layout { grid-template-columns: 1fr; }
}
.arch-board__stage {
  position: relative;
  min-height: 280px;
  padding: 1rem 0.75rem 0.75rem;
  border-radius: 18px;
  border: 1px solid rgba(126, 196, 214, 0.16);
  background: linear-gradient(160deg, #111b27, #0c1520 55%, #0b1622);
  overflow: hidden;
}
.arch-board__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(126,196,214,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126,196,214,0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 35%, transparent 80%);
  pointer-events: none;
}
.arch-board__wires {
  position: absolute;
  left: 4%;
  right: 4%;
  top: 18%;
  height: 58%;
  width: 92%;
  pointer-events: none;
  overflow: visible;
}
.arch-wire {
  stroke: rgba(126, 196, 214, 0.28);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 7 10;
  transition:
    stroke 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    stroke-width 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  animation: arch-wire-flow 2.8s linear infinite;
}
@keyframes arch-wire-flow {
  to { stroke-dashoffset: -68; }
}
.arch-pulse {
  fill: #2dd4bf;
  opacity: 0;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-board[data-active="api"] .arch-wire--api,
.arch-board[data-active="api"] .arch-wire--obs,
.arch-board[data-active="app"] .arch-wire--app,
.arch-board[data-active="app"] .arch-wire--obs,
.arch-board[data-active="data"] .arch-wire--data,
.arch-board[data-active="data"] .arch-wire--obs,
.arch-board[data-active="obs"] .arch-wire {
  stroke: #2dd4bf;
  stroke-width: 3;
  filter: drop-shadow(0 0 8px rgba(45, 212, 191, 0.4));
  animation-duration: 1.8s;
}
.arch-board[data-active="api"] .arch-pulse--api,
.arch-board[data-active="api"] .arch-pulse--obs,
.arch-board[data-active="app"] .arch-pulse--app,
.arch-board[data-active="app"] .arch-pulse--obs,
.arch-board[data-active="data"] .arch-pulse--data,
.arch-board[data-active="data"] .arch-pulse--obs,
.arch-board[data-active="obs"] .arch-pulse {
  opacity: 1;
}
.arch-nodes {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}
.arch-node {
  position: relative;
  margin: 0;
  padding: 1.05rem 0.75rem;
  border-radius: 16px;
  border: 1px solid rgba(126, 196, 214, 0.28);
  background: #111b27;
  color: #e8eef4;
  cursor: pointer;
  text-align: center;
  font: inherit;
  transition:
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  overflow: hidden;
  will-change: transform;
}
.arch-node__glow {
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle, rgba(45,212,191,0.22), transparent 55%);
  opacity: 0;
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
  transform: scale(0.85);
}
.arch-node__label {
  position: relative;
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.55s;
}
.arch-node__meta,
.arch-node__code {
  position: relative;
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8aa0b4;
  transition: color 0.55s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.55s, transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-node:hover,
.arch-node:focus-visible {
  transform: translateY(-4px);
  border-color: #2dd4bf;
  outline: none;
}
.arch-node.is-active {
  border-color: #2dd4bf;
  box-shadow: 0 0 0 1px rgba(45,212,191,0.35), 0 14px 36px rgba(0,0,0,0.32);
  background: linear-gradient(160deg, #153041, #111b27);
  transform: translateY(-2px);
}
.arch-node.is-active .arch-node__glow {
  opacity: 1;
  transform: scale(1);
}
.arch-node.is-active .arch-node__meta,
.arch-node.is-active .arch-node__code { color: #2dd4bf; }
.arch-node--obs {
  position: relative;
  z-index: 1;
  display: block;
  width: min(100%, 320px);
  margin: 4.25rem auto 0;
  padding: 1rem 1.1rem 1.1rem;
}
.arch-node--obs .arch-node__code {
  margin-top: 0;
  margin-bottom: 0.35rem;
  color: #2dd4bf;
}
.arch-node--obs .arch-node__label {
  font-size: 1rem;
}
.arch-detail {
  padding: 1.15rem 1.2rem 1.25rem;
  border-radius: 18px;
  border: 1px solid rgba(126, 196, 214, 0.18);
  background: color-mix(in srgb, #111b27 88%, #2dd4bf);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: border-color 0.55s, box-shadow 0.55s;
}
.arch-detail.is-flash {
  animation: arch-flash 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes arch-flash {
  from { opacity: 0.4; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.arch-detail__code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2dd4bf;
}
.arch-detail h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: #f0f5fb;
}
.arch-detail p {
  margin: 0;
  color: #b7c8d8;
  font-size: 0.92rem;
  line-height: 1.5;
}
.arch-detail__points {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}
.arch-detail__points li {
  position: relative;
  padding-left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: #d5e3ee;
}
.arch-detail__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: #2dd4bf;
  box-shadow: 0 0 0 3px rgba(45,212,191,0.18);
}
.capability.is-arch-linked {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  .arch-pulse { display: none; }
  .arch-detail.is-flash { animation: none; }
  .arch-node { transition: none; }
  .arch-wire { animation: none; }
}

.section-clients {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-accent) 5%, transparent), transparent 40%),
    var(--color-bg);
  overflow-x: clip;
}
.section-clients .clients-carousel {
  --client-card-w: clamp(150px, 18vw, 200px);
  position: relative;
  display: block;
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-inline: 0;
}
.clients-carousel__viewport {
  overflow: hidden;
  width: 100%;
  border-radius: 0;
  mask-image: linear-gradient(90deg, transparent, #000 1.5%, #000 98.5%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 1.5%, #000 98.5%, transparent);
  outline: none;
}
.clients-carousel__track {
  list-style: none;
  margin: 0;
  padding: 0.4rem max(0.5rem, env(safe-area-inset-left)) 0.6rem max(0.5rem, env(safe-area-inset-right));
  display: flex;
  gap: 0.75rem;
  width: max-content;
  will-change: transform;
}
.client-card {
  margin: 0;
  width: var(--client-card-w);
  flex: 0 0 var(--client-card-w);
  padding: 1rem 0.9rem 0.95rem;
  display: grid;
  gap: 0.7rem;
  place-items: center;
  text-align: center;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, var(--color-border));
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--color-accent) 7%, transparent), transparent 50%),
    var(--color-surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s, box-shadow 0.35s;
}
.client-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  box-shadow: var(--shadow-md);
}
.client-card__logo {
  width: 100%;
  height: 5rem;
  display: grid;
  place-items: center;
  padding: 0.6rem 0.75rem;
  border-radius: 12px;
  background: #fff;
  border: 1px solid color-mix(in srgb, var(--color-border) 80%, #fff);
  box-sizing: border-box;
  overflow: hidden;
}
.client-card__logo img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center center;
  image-rendering: auto;
  transform: none;
  rotate: none;
}
.client-card__name {
  margin: 0;
  width: 100%;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  line-height: 1.25;
  text-align: center;
  text-wrap: balance;
}
.clients-carousel__nav {
  position: absolute;
  top: 42%;
  z-index: 3;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 28%, var(--color-border));
  background: color-mix(in srgb, var(--color-surface) 94%, transparent);
  backdrop-filter: blur(8px);
  color: var(--color-navy);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.25s var(--ease-out), border-color 0.25s, background 0.25s;
}
.clients-carousel__nav--prev {
  left: max(0.4rem, env(safe-area-inset-left));
}
.clients-carousel__nav--next {
  right: max(0.4rem, env(safe-area-inset-right));
}
.clients-carousel__nav:hover {
  transform: scale(1.05);
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  background: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface));
}
.clients-carousel__nav:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.clients-note {
  margin: 1.1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
@media (max-width: 640px) {
  .section-clients .clients-carousel {
    --client-card-w: clamp(140px, 42vw, 168px);
  }
  .clients-carousel__nav {
    width: 2.15rem;
    height: 2.15rem;
  }
  .clients-carousel__viewport {
    mask-image: none;
    -webkit-mask-image: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .clients-carousel__track {
    will-change: auto;
  }
}

/* Atmosphere art (not product screenshots) */
.art-band {
  margin: 0 0 2rem;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  background: #0b1622;
  box-shadow: var(--shadow-md);
}
.art-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 420;
  object-fit: cover;
}
.art-band--compact img { aspect-ratio: 1200 / 360; }
.art-band figcaption {
  margin: 0;
  padding: 0.75rem 1rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #8aa0b4;
  background: #111b27;
  border-top: 1px solid rgba(126,196,214,0.12);
}
.about-visual {
  display: grid;
  gap: 1rem;
  align-content: start;
}
.art-panel {
  margin: 0;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  background: #0b1622;
}
.art-panel img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 720 / 560;
  object-fit: cover;
}

/* Advanced chat */
.sisna-chat {
  max-width: min(380px, calc(100vw - 1.5rem));
}
.chat-panel {
  width: min(360px, calc(100vw - 1.5rem));
  max-height: min(72vh, 560px);
}
.chat-panel__identity {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}
.chat-panel__avatar {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: #e8eef4;
  background: linear-gradient(145deg, #0f1c2a, #173246);
  border: 1px solid color-mix(in srgb, var(--color-accent) 35%, transparent);
  flex-shrink: 0;
}
.chat-panel__status {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.chat-panel__status i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #3ecf8e;
  box-shadow: 0 0 0 3px color-mix(in srgb, #3ecf8e 25%, transparent);
}
.chat-msg {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-width: 100%;
}
.chat-msg--user { align-items: flex-end; }
.chat-msg--bot { align-items: flex-start; }
.chat-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.chat-action {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  background: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface));
  color: var(--color-navy);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.chat-action:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.chat-bubble--typing {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  min-height: 1.1rem;
  padding: 0.7rem 0.9rem;
}
.chat-bubble--typing span {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--color-text-muted);
  animation: chat-dot 1s infinite ease-in-out;
}
.chat-bubble--typing span:nth-child(2) { animation-delay: 0.15s; }
.chat-bubble--typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes chat-dot {
  0%, 80%, 100% { opacity: 0.35; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-2px); }
}
.chat-quick { display: grid; gap: 0.45rem; }
.chat-questions {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 9.5rem;
  overflow-y: auto;
  padding-right: 0.15rem;
}
.chat-composer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem;
  padding: 0.65rem 0.7rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}
.chat-composer input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font);
  font-size: 0.84rem;
  padding: 0.65rem 0.75rem;
}
.chat-composer input:focus {
  outline: 2px solid color-mix(in srgb, var(--color-accent) 55%, transparent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}
.chat-send {
  width: 2.55rem;
  height: 2.55rem;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  display: grid;
  place-items: center;
  color: #f7f5f0;
  background: var(--color-ink);
}
[data-theme="dark"] .chat-send {
  background: var(--color-accent);
  color: #041016;
}
.chat-send:hover { transform: translateY(-1px); }
.chat-footer {
  margin: 0;
  padding: 0.35rem 0.75rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-align: center;
  background: var(--color-bg-subtle);
}

/* Animated method flow */
.method-flow {
  margin: 0 0 1.75rem;
  padding: 1.1rem 1.1rem 1rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
  background:
    radial-gradient(ellipse 80% 55% at 20% 20%, color-mix(in srgb, var(--color-accent) 14%, transparent), transparent 55%),
    radial-gradient(ellipse 70% 50% at 85% 80%, rgba(45, 212, 191, 0.08), transparent 50%),
    #0b1622;
  box-shadow: var(--shadow-md);
  color: #e8eef4;
}
.method-flow__hint {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8aa0b4;
}
.method-flow__canvas {
  position: relative;
  border-radius: 16px;
  border: 1px solid rgba(126, 196, 214, 0.14);
  background: linear-gradient(165deg, #111b27, #0c1520 60%, #0b1622);
  overflow: hidden;
}
.method-flow__svg {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 960 / 280;
}
.method-rail {
  stroke: rgba(126, 196, 214, 0.28);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 5 9;
  animation: method-dash 1.8s linear infinite;
}
.method-rail--glow {
  stroke: url(#method-rail-grad);
  stroke-width: 3;
  stroke-dasharray: 10 14;
  opacity: 0.85;
  filter: drop-shadow(0 0 6px rgba(45, 212, 191, 0.35));
  animation-duration: 2.4s;
}
@keyframes method-dash {
  to { stroke-dashoffset: -56; }
}
.method-check {
  fill: #111b27;
  stroke: #5fb3c9;
  stroke-width: 2.5;
}
.method-check--end {
  stroke: #2dd4bf;
  filter: drop-shadow(0 0 8px rgba(45, 212, 191, 0.4));
}
.method-check-num {
  fill: #e8eef4;
  font-size: 13px;
  font-weight: 700;
}
.method-check-name {
  fill: #8aa0b4;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.method-packet rect {
  fill: #0f1c2a;
  stroke: #2dd4bf;
  stroke-width: 1.5;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
}
.method-packet text {
  fill: #2dd4bf;
  font-family: "IBM Plex Mono", Consolas, monospace;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-anchor: middle;
  pointer-events: none;
}
/* Hide traveling labels until the flow is on-screen (avoids stack at 0,0) */
.method-flow:not(.is-live) .method-packet,
.method-flow:not(.is-live) .method-suck-layer {
  opacity: 0 !important;
  visibility: hidden;
}
.method-flow.is-live .method-packet,
.method-flow.is-live .method-suck-layer {
  visibility: visible;
}
.method-packet--alt rect { stroke: #5fb3c9; }
.method-packet--alt text { fill: #7ec4d6; }
.method-packet--icon rect {
  fill: #14303a;
  stroke: #2dd4bf;
}
.method-packet__glyph {
  stroke: #2dd4bf;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.method-packet--live rect {
  fill: #174045;
  stroke: #2dd4bf;
}
.method-flow__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.55rem;
  padding: 0.55rem 0.9rem 0.75rem;
  border-top: 1px solid rgba(126, 196, 214, 0.12);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: #8aa0b4;
}
.method-flow__legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.method-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #2dd4bf;
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.18);
}
.method-dot--live { background: #5fb3c9; }
.method-flow.is-paused .method-rail,
.method-flow.is-paused .method-rail--glow { animation-play-state: paused; }
@media (max-width: 700px) {
  .method-flow { padding: 0.85rem; }
  .method-check-name { font-size: 9px; }
  .method-packet text { font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .method-rail,
  .method-rail--glow { animation: none; stroke-dasharray: none; }
  .method-packet { display: none; }
}

.method-flow__click {
  margin: -0.45rem 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: #5fb3c9;
}
.method-hit {
  fill: transparent;
  cursor: pointer;
  pointer-events: all;
}
.method-hit:hover {
  fill: rgba(45, 212, 191, 0.08);
}
.method-check.is-active {
  stroke: #2dd4bf;
  stroke-width: 3.5;
  filter: drop-shadow(0 0 10px rgba(45, 212, 191, 0.55));
}
.method-leg {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(126, 196, 214, 0.22);
  background: rgba(15, 28, 42, 0.85);
  color: #b7c8d8;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.25s, color 0.25s, background 0.25s, transform 0.25s;
}
.method-leg:hover,
.method-leg:focus-visible {
  border-color: #2dd4bf;
  color: #e8eef4;
  outline: none;
  transform: translateY(-1px);
}
.method-leg.is-active {
  border-color: #2dd4bf;
  color: #2dd4bf;
  background: rgba(45, 212, 191, 0.12);
  box-shadow: 0 0 0 1px rgba(45, 212, 191, 0.2);
}
.method-info {
  margin: 0;
  padding: 0 0.9rem 0.95rem;
  border-top: 1px solid rgba(126, 196, 214, 0.12);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(8px);
  transition: max-height 0.45s var(--ease-out), opacity 0.35s, transform 0.35s var(--ease-out), padding 0.35s;
}
.method-info.is-open,
.method-info:not([hidden]) {
  max-height: 280px;
  opacity: 1;
  transform: none;
  padding: 0.85rem 0.9rem 1rem;
}
.method-info[hidden] {
  display: block !important;
  max-height: 0 !important;
  opacity: 0 !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  border-top-color: transparent;
  pointer-events: none;
}
.method-info.is-flash .method-info__title,
.method-info.is-flash .method-info__body,
.method-info.is-flash .method-info__points {
  animation: method-info-in 0.4s var(--ease-out);
}
@keyframes method-info-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.method-info__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.45rem;
}
.method-info__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #2dd4bf;
}
.method-info__close {
  width: 1.8rem;
  height: 1.8rem;
  border: none;
  border-radius: 8px;
  background: rgba(126, 196, 214, 0.1);
  color: #e8eef4;
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
}
.method-info__close:hover { background: rgba(45, 212, 191, 0.2); }
.method-info__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #f0f5fb;
}
.method-info__body {
  margin: 0 0 0.65rem;
  color: #b7c8d8;
  font-size: 0.9rem;
  line-height: 1.5;
}
.method-info__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}
.method-info__points li {
  position: relative;
  padding-left: 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: #d5e3ee;
}
.method-info__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: #2dd4bf;
}
.timeline-item[role="button"] { cursor: pointer; }
.timeline-item[role="button"]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  .method-info { transition: none; }
  .method-info.is-flash .method-info__title,
  .method-info.is-flash .method-info__body,
  .method-info.is-flash .method-info__points { animation: none; }
}

/* Absorb / emit polish */
.method-packet__body {
  transform-box: fill-box;
  transform-origin: center;
}
.method-suck {
  stroke: #2dd4bf;
  opacity: 0;
  pointer-events: none;
}
.method-suck--emit { stroke: #5fb3c9; }
.method-suck--end { stroke: #2dd4bf; stroke-width: 2.4; }
.method-check {
  transition: stroke 0.3s, filter 0.3s;
}
.method-flow.has-selection .method-check.is-active {
  animation: method-inhale 0.7s var(--ease-out);
}
@keyframes method-inhale {
  0% { filter: drop-shadow(0 0 0 rgba(45,212,191,0)); }
  35% { filter: drop-shadow(0 0 16px rgba(45,212,191,0.75)); stroke-width: 4.5; }
  100% { filter: drop-shadow(0 0 8px rgba(45,212,191,0.4)); }
}
.method-leg.is-active {
  animation: method-leg-pull 0.55s var(--ease-out);
}
@keyframes method-leg-pull {
  0% { transform: scale(1); }
  40% { transform: scale(0.92); }
  100% { transform: scale(1); }
}
.arch-suck {
  pointer-events: none;
}
.arch-node.is-sucking {
  animation: arch-suck 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-node.is-sucking .arch-node__label,
.arch-node.is-sucking .arch-node__meta,
.arch-node.is-sucking .arch-node__code {
  animation: arch-label-in 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-node.is-sucking .arch-node__glow {
  animation: arch-glow-breathe 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes arch-suck {
  0% { transform: translateY(-2px) scale(1); }
  45% { transform: translateY(-2px) scale(0.965); }
  100% { transform: translateY(-2px) scale(1); }
}
@keyframes arch-label-in {
  0% { opacity: 0.45; transform: translateY(4px); }
  100% { opacity: 1; transform: none; }
}
@keyframes arch-glow-breathe {
  0% { opacity: 0.35; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}
.capability.is-sucking {
  animation: cap-suck 0.5s var(--ease-out);
}
@keyframes cap-suck {
  0% { transform: translateY(-2px) scale(1); }
  40% { transform: translateY(-2px) scale(0.97); }
  100% { transform: translateY(-2px) scale(1); }
}
.timeline-item.is-hot {
  animation: timeline-pull 0.55s var(--ease-out);
}
@keyframes timeline-pull {
  0% { transform: translateY(-2px) scale(1); }
  40% { transform: translateY(-2px) scale(0.98); }
  100% { transform: translateY(-2px) scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .method-suck-layer,
  .arch-suck { display: none; }
  .method-flow.has-selection .method-check.is-active,
  .method-leg.is-active,
  .arch-node.is-sucking,
  .capability.is-sucking,
  .timeline-item.is-hot { animation: none; }
}