/* =============================================================
   1. Tokens
   ============================================================= */
@property --mx { syntax: "<percentage>"; inherits: false; initial-value: 50%; }
@property --my { syntax: "<percentage>"; inherits: false; initial-value: 50%; }
@property --burst-scale { syntax: "<number>"; inherits: false; initial-value: 0; }

:root {
  --bg:        #0a0a0d;
  --bg-0:      #050506;
  --bg-2:      #121216;
  --bg-3:      #1a1a1f;
  --bg-4:      #222229;

  --ink:       #f6f4ef;
  --ink-soft:  rgba(246,244,239,.74);
  --ink-dim:   rgba(246,244,239,.46);
  --ink-faint: rgba(246,244,239,.22);

  --accent:    #ffb648;   /* warm bulb amber — signature light */
  --accent-2:  #33d6ff;   /* electric cyan — tech accent */
  --accent-3:  #ff6a3d;   /* ember orange */
  --accent-4:  #8a6bff;   /* violet depth */

  --line:      rgba(246,244,239,.14);
  --line-soft: rgba(246,244,239,.08);

  --display: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --sans:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:    "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --container: 1180px;
  --nav-h: 76px;

  color-scheme: dark;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; font-family: var(--display); font-weight: 600; }
::selection { background: var(--accent); color: var(--bg-0); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 10001;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  border-radius: 8px; font-weight: 600; font-size: .9rem;
}
.skip-link:focus { top: 1rem; }

.container {
  width: min(100% - 2.8rem, var(--container));
  margin-inline: auto;
}
@media (min-width: 960px) { .container { width: min(100% - 5rem, var(--container)); } }

.kicker {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-dim);
}
.kicker::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px 2px var(--accent);
  flex: none;
}

.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;
}

.section {
  padding-block: clamp(4.5rem, 9vw, 8.5rem);
  position: relative;
}
.section-head {
  display: flex; flex-direction: column; gap: .9rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  max-width: 46ch;
}
.section-num {
  font-family: var(--mono); font-size: .78rem; color: var(--ink-faint);
  letter-spacing: .1em;
}
.section-title { font-size: clamp(1.9rem, 4vw, 2.9rem); }
.section-title em { color: var(--accent); font-style: normal; }

.hairline { border: 0; border-top: 1px solid var(--line); }

/* =============================================================
   4. Typography effects (split text)
   ============================================================= */
.split-word, .split-char { display: inline-block; will-change: transform, opacity; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensive — parent never stuck invisible */

/* =============================================================
   5. Components
   ============================================================= */

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .6em;
  padding: .95rem 1.6rem;
  font-family: var(--mono); font-size: .84rem; letter-spacing: .04em;
  border-radius: 999px;
  transition: transform .5s var(--ease-soft), box-shadow .5s var(--ease-soft), background-color .35s var(--ease-out), color .35s var(--ease-out);
}
.btn-primary {
  background: var(--accent); color: var(--bg-0);
  box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 18px 40px -18px rgba(255,182,72,.55);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 1px 0 rgba(255,255,255,.3) inset, 0 26px 54px -18px rgba(255,182,72,.7); }
.btn-primary:active { transform: translateY(-1px); transition-duration: .12s; }

.btn-ghost {
  border: 1px solid var(--line); color: var(--ink-soft);
}
.btn-ghost:hover { border-color: var(--accent-2); color: var(--ink); box-shadow: 0 0 0 1px var(--accent-2) inset; }

/* Reveal on scroll */
[data-reveal] {
  opacity: 0; transform: translateY(36px);
  transition: opacity .9s var(--ease-soft), transform .9s var(--ease-soft);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }

/* Tag chips (stack) */
.tag-row { display: flex; flex-wrap: wrap; gap: .7rem; }
.tag {
  font-family: var(--mono); font-size: .82rem; letter-spacing: .02em;
  padding: .55rem 1rem; border: 1px solid var(--line); border-radius: 999px;
  color: var(--ink-soft);
  transition: color .3s var(--ease-out), border-color .3s var(--ease-out), background-color .3s var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .tag:hover { color: var(--bg-0); background: var(--accent-2); border-color: var(--accent-2); }
}

/* List rows (services / portfolio) */
.row-list { border-top: 1px solid var(--line); }
.row-item { border-bottom: 1px solid var(--line); }
.row-trigger {
  width: 100%; display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "num name icon" ". brief .";
  align-items: baseline; column-gap: 1.2rem; row-gap: .35rem;
  padding-block: 1.6rem;
  text-align: left;
}
.row-num { grid-area: num; font-family: var(--mono); color: var(--ink-faint); font-size: .85rem; }
.row-name {
  grid-area: name;
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.15rem, 2.6vw, 1.6rem);
  transition: color .3s var(--ease-out);
}
.row-brief { grid-area: brief; color: var(--ink-dim); font-size: .95rem; max-width: 52ch; }
.row-icon {
  grid-area: icon;
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line);
  display: grid; place-items: center; flex: none; position: relative;
  transition: border-color .3s var(--ease-out), transform .5s var(--ease-soft);
}
.row-icon::before, .row-icon::after {
  content: ""; position: absolute; background: var(--ink-soft);
  transition: transform .4s var(--ease-soft), background-color .3s;
}
.row-icon::before { width: 11px; height: 1px; }
.row-icon::after { width: 1px; height: 11px; }
.row-item.is-open .row-icon { transform: rotate(45deg); border-color: var(--accent); }
.row-item.is-open .row-icon::before, .row-item.is-open .row-icon::after { background: var(--accent); }

.row-panel {
  display: grid; grid-template-rows: 0fr; overflow: hidden;
  transition: grid-template-rows .55s var(--ease-soft);
}
.row-item.is-open .row-panel { grid-template-rows: 1fr; }
.row-panel-inner { min-height: 0; overflow: hidden; }
.row-panel p {
  color: var(--ink-dim); max-width: 56ch; font-size: .95rem;
  padding-bottom: 1.6rem; padding-right: 2.5rem;
}

@media (hover: hover) and (pointer: fine) {
  .row-trigger:hover .row-name { color: var(--accent); }
}

/* Portfolio placeholder cards */
.upcoming-list { display: grid; gap: 1rem; }
.upcoming-card {
  display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap;
  padding: 1.6rem 1.8rem;
  border: 1px dashed var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
}
.upcoming-dot {
  width: 9px; height: 9px; border-radius: 50%; background: var(--accent-2);
  box-shadow: 0 0 14px 3px rgba(51,214,255,.5);
  flex: none;
  animation: pulseDot 2.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .upcoming-dot { animation: none; } }
@keyframes pulseDot { 0%,100% { opacity: .5; transform: scale(.85); } 50% { opacity: 1; transform: scale(1.1); } }
.upcoming-body { flex: 1 1 240px; display: flex; flex-direction: column; gap: .3rem; }
.upcoming-name { font-family: var(--display); font-weight: 600; font-size: 1.15rem; }
.upcoming-note { color: var(--ink-dim); font-size: .9rem; margin-top: .25rem; }
.upcoming-status {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-2); border: 1px solid rgba(51,214,255,.35); border-radius: 999px;
  padding: .4rem .8rem;
}

/* Animated underline link */
.link-underline { position: relative; padding-bottom: .2rem; }
.link-underline::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right;
  transition: transform .5s var(--ease-out);
}
.link-underline:hover::after { transform: scaleX(1); transform-origin: left; }

/* =============================================================
   6. Navigation
   ============================================================= */
.nav {
  position: fixed; inset-inline: 0; top: 0; z-index: 500;
  height: var(--nav-h);
  display: flex; align-items: center;
  opacity: 0; pointer-events: none;
  transform: translateY(-14px);
  transition: opacity .8s var(--ease-out) .1s, transform .8s var(--ease-out) .1s,
              background-color .4s var(--ease-out), backdrop-filter .4s var(--ease-out), border-color .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
html.is-lit .nav { opacity: 1; pointer-events: auto; transform: none; }
.nav.is-scrolled {
  background: rgba(10,10,13,.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-color: var(--line);
}
.nav-inner { width: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav-mark {
  font-family: var(--mono); font-weight: 500; font-size: 1rem; letter-spacing: .04em;
  display: inline-flex; align-items: center; gap: .5em;
}
.nav-mark .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px 2px var(--accent); }
.nav-links { display: none; align-items: center; gap: 2.1rem; }
@media (min-width: 860px) { .nav-links { display: flex; } }
.nav-link { font-family: var(--mono); font-size: .82rem; color: var(--ink-soft); letter-spacing: .02em; }
.nav-links .nav-cta {
  border: 1px solid var(--line); padding: .55rem 1.1rem; border-radius: 999px;
  color: var(--ink);
}
@media (hover: hover) and (pointer: fine) {
  .nav-links .nav-cta:hover { border-color: var(--accent); color: var(--accent); }
}

.nav-burger {
  display: grid; place-items: center; width: 40px; height: 40px;
  border: 1px solid var(--line); border-radius: 10px;
}
@media (min-width: 860px) { .nav-burger { display: none; } }
.nav-burger-bars { position: relative; width: 16px; height: 10px; }
.nav-burger-bars span {
  position: absolute; left: 0; right: 0; height: 1px; background: var(--ink);
  transition: transform .35s var(--ease-soft), opacity .3s;
}
.nav-burger-bars span:first-child { top: 0; }
.nav-burger-bars span:last-child { bottom: 0; }
.nav-burger[aria-expanded="true"] .nav-burger-bars span:first-child { transform: translateY(4.5px) rotate(45deg); }
.nav-burger[aria-expanded="true"] .nav-burger-bars span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 480;
  background: var(--bg-0); color: var(--ink);
  display: grid; place-items: center;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .65s var(--ease-soft);
}
.nav-mobile[aria-hidden="false"] { clip-path: inset(0 0 0 0); }
.nav-mobile-list { display: grid; gap: 1.6rem; text-align: center; }
.nav-mobile-list a { font-family: var(--display); font-size: 1.9rem; font-weight: 600; }

/* =============================================================
   7. Ignition intro — "pull the cord to turn on"
   ============================================================= */
.ignition {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--bg-0);
  display: none; /* hidden unless JS bootstrap flags a pending ignition — no-JS never sees this */
  overflow: hidden;
  opacity: 0;
  transition: opacity 1.1s var(--ease-out), clip-path 1.2s var(--ease-out) .05s;
}
html.pending-ignition .ignition {
  display: grid; place-items: center;
  opacity: 1; clip-path: inset(0 0 0% 0);
}
html.is-lit .ignition { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); }

.ignition::before {
  content: ""; position: absolute; inset: -20%;
  background: radial-gradient(circle at 50% 40%,
    color-mix(in srgb, var(--accent) calc(var(--burst-scale) * 55%), transparent) 0%,
    color-mix(in srgb, var(--accent-3) calc(var(--burst-scale) * 35%), transparent) 32%,
    transparent 62%);
  transform: scale(calc(0.15 + var(--burst-scale) * 2.6));
  opacity: var(--burst-scale);
  filter: blur(40px);
  transition: --burst-scale 1.15s var(--ease-out), transform 1.15s var(--ease-out), opacity 1.15s var(--ease-out);
  pointer-events: none;
}
html.is-lit .ignition::before,
html.is-igniting .ignition::before { --burst-scale: 1; }

.ignition-inner {
  position: relative; z-index: 1;
  display: grid; justify-items: center; gap: 2.6rem;
  padding: 2rem;
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out);
}
html.is-igniting .ignition-inner,
html.is-lit .ignition-inner { opacity: 0; transform: translateY(-16px); }

.cord-rig { display: flex; flex-direction: column; align-items: center; }
.cord-line {
  width: 1px; height: clamp(120px, 22vh, 220px);
  background: linear-gradient(180deg, transparent, var(--ink-faint) 20%, var(--ink-faint) 100%);
}
.cord-pull {
  transform-origin: top center;
  animation: cordSway 4.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .cord-pull { animation: none; } }
@keyframes cordSway {
  0%, 100% { transform: rotate(-2.2deg); }
  50% { transform: rotate(2.2deg); }
}

.cord-switch {
  margin-top: -1px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 0; background: none; border: 0;
}
.cord-bead { width: 5px; height: 8px; border-radius: 3px; background: var(--ink-faint); }
.cord-grip {
  margin-top: 6px;
  width: 34px; height: 46px; border-radius: 17px;
  background: linear-gradient(155deg, var(--bg-4), var(--bg-2) 60%);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.06);
  position: relative;
  transition: transform .3s var(--ease-soft), box-shadow .3s var(--ease-soft), border-color .3s;
}
.cord-grip::after {
  content: ""; position: absolute; inset: 9px; border-radius: 10px;
  background: radial-gradient(circle at 50% 30%, rgba(255,182,72,.16), transparent 70%);
}
.cord-switch:hover .cord-grip,
.cord-switch:focus-visible .cord-grip {
  border-color: var(--accent);
  box-shadow: 0 10px 34px -8px rgba(255,182,72,.35), inset 0 1px 0 rgba(255,255,255,.08);
}
html.is-pulled .cord-rig { animation: cordPull .85s var(--ease-bounce); }
@keyframes cordPull {
  0% { transform: translateY(0); }
  35% { transform: translateY(26px); }
  60% { transform: translateY(4px); }
  100% { transform: translateY(0); }
}

.ignition-hint {
  display: grid; justify-items: center; gap: .5rem;
  text-align: center;
}
.ignition-hint .kicker { color: var(--ink-dim); }
.ignition-hint .hint-sub { color: var(--ink-faint); font-size: .82rem; font-family: var(--mono); }

.ignition-flash {
  position: fixed; inset: 0; background: var(--ink); opacity: 0; pointer-events: none; z-index: 10001;
  mix-blend-mode: overlay;
}
html.is-igniting .ignition-flash { animation: flicker .75s steps(1, end) 1; }
@keyframes flicker {
  0%   { opacity: 0; }
  8%   { opacity: .55; }
  16%  { opacity: .05; }
  26%  { opacity: .7; }
  34%  { opacity: 0; }
  46%  { opacity: .4; }
  56%  { opacity: 0; }
  100% { opacity: 0; }
}

/* Mandatory safety net: if JS never finishes the sequence, force reveal */
.ignition { animation: ignitionSafety .01s 16s forwards; }
@keyframes ignitionSafety { to { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); } }

/* Real content stays hidden only while pending-ignition (JS present) */
.site {
  opacity: 1; transform: none;
}
html.pending-ignition .site {
  opacity: 0; transform: translateY(18px) scale(.99);
  pointer-events: none;
}
html.is-lit .site {
  opacity: 1; transform: none;
  transition: opacity 1.3s var(--ease-out) .35s, transform 1.3s var(--ease-out) .35s;
}
/* Mandatory safety net: if main.js fails after pending-ignition was set, force content visible */
.site { animation: siteSafety .01s 17s forwards; }
@keyframes siteSafety { to { opacity: 1; transform: none; pointer-events: auto; } }

/* No-JS: never show the ignition overlay at all */
.no-js .ignition, .no-js .ignition-flash { display: none !important; }

/* =============================================================
   8. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--nav-h) + 2rem);
  padding-bottom: 4rem;
  isolation: isolate;
  overflow: hidden;
}
.hero-gradient {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle 620px at var(--mx, 30%) var(--my, 30%), color-mix(in srgb, var(--accent) 55%, transparent) 0%, transparent 60%),
    radial-gradient(circle 720px at calc(var(--mx, 30%) + 22%) calc(var(--my, 30%) + 30%), color-mix(in srgb, var(--accent-4) 40%, transparent) 0%, transparent 60%),
    radial-gradient(circle 640px at calc(var(--mx, 30%) - 14%) calc(var(--my, 30%) + 46%), color-mix(in srgb, var(--accent-2) 40%, transparent) 0%, transparent 60%),
    var(--bg);
  filter: blur(70px) saturate(135%);
  opacity: .55;
}
.hero-grain {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.4 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 220px 220px;
}

.hero-title {
  font-size: clamp(2.6rem, 8vw, 6.2rem);
  line-height: .98;
  max-width: 15ch;
}
.hero-title .hl {
  position: relative; color: var(--ink);
  transition: color .5s var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .hero-title .hl:hover { color: var(--bg-0); }
  .hero-title .hl:hover::before { transform: scaleX(1); }
}
.hero-title .hl::before {
  content: ""; position: absolute; inset: -.06em -.08em;
  background: var(--accent); z-index: -1;
  transform: scaleX(0); transform-origin: left;
  transition: transform .5s var(--ease-out);
}
.hero-title em { color: var(--accent); font-style: normal; }

.hero-sub {
  margin-top: 1.6rem; max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--ink-soft);
}
.hero-actions { margin-top: 2.6rem; display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }

.hero-meta {
  margin-top: clamp(3rem, 7vw, 5rem);
  display: flex; gap: clamp(1.6rem, 4vw, 3.2rem); flex-wrap: wrap;
  font-family: var(--mono); font-size: .8rem; color: var(--ink-dim);
}
.hero-meta strong { color: var(--ink); font-weight: 500; }

.scroll-cue {
  position: absolute; left: 50%; bottom: clamp(1.4rem, 3vw, 2.4rem);
  transform: translateX(-50%);
  display: grid; justify-items: center; gap: .5rem;
  color: var(--ink-faint); font-family: var(--mono); font-size: .68rem; letter-spacing: .14em;
}
.scroll-cue span:last-child {
  width: 1px; height: 26px; background: linear-gradient(180deg, var(--ink-faint), transparent);
  animation: cueMove 1.8s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .scroll-cue span:last-child { animation: none; } }
@keyframes cueMove { 0%,100% { opacity: .25; transform: scaleY(.6); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

/* =============================================================
   9. Manifesto / About
   ============================================================= */
.manifesto {
  border-top: 1px solid var(--line);
}
.manifesto-grid {
  display: grid; gap: 2.4rem;
}
@media (min-width: 860px) {
  .manifesto-grid { grid-template-columns: .8fr 2fr; gap: 4rem; align-items: start; }
}
.manifesto-label {
  font-family: var(--mono); font-size: .8rem; color: var(--ink-dim);
  letter-spacing: .1em; text-transform: uppercase;
}
.manifesto-text {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1.35; letter-spacing: -.01em; color: var(--ink);
  max-width: 62ch;
}
.manifesto-foot { margin-top: 2.2rem; display: flex; gap: 2.4rem; flex-wrap: wrap; }
.manifesto-foot dt { font-family: var(--mono); font-size: .72rem; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .1em; }
.manifesto-foot dd { color: var(--ink-soft); margin-top: .3rem; font-size: .95rem; }

/* =============================================================
   10. Services / Stack / Portfolio / Contact sections
   ============================================================= */
.services { border-top: 1px solid var(--line); }
.stack { border-top: 1px solid var(--line); background: var(--bg-2); }
.portfolio { border-top: 1px solid var(--line); }
.contact { border-top: 1px solid var(--line); }

.contact-inner { text-align: center; }
.contact-title {
  font-size: clamp(2.1rem, 7vw, 4.6rem);
  margin-inline: auto; max-width: 16ch;
}
.contact-email {
  display: inline-block; margin-top: 1.6rem;
  font-family: var(--mono);
  font-size: clamp(1.1rem, 3.4vw, 1.7rem);
  color: var(--accent);
  word-break: break-word;
}
.contact-actions {
  margin-top: 2.2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}
.copy-btn { position: relative; }
.copy-btn .copy-label { transition: opacity .25s; }
.copy-btn.is-copied .copy-label::after { content: " ✓ Copiado"; }

/* =============================================================
   11. Footer
   ============================================================= */
.footer {
  border-top: 1px solid var(--line);
  padding-block: 2.4rem;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
  font-family: var(--mono); font-size: .78rem; color: var(--ink-faint);
}

/* =============================================================
   12. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .hero-actions { gap: 1.2rem; }
}
@media (min-width: 720px) {
  .row-brief { grid-column: 2 / 3; }
}
@media (min-width: 960px) {
  .section { padding-block: clamp(6rem, 10vw, 9.5rem); }
}
@media (min-width: 1280px) {
  .container { width: min(100% - 6rem, var(--container)); }
}

/* =============================================================
   13. Reduced-motion — ONLY intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .ignition, .ignition::before, .ignition-inner { transition-duration: .4s; }
  html.is-igniting .ignition-flash { animation: none; opacity: .3; }
  /* Do NOT disable: reveals, hover-invert, underline, tag hover, row expand */
}