/* =========================================
   Reset & Base
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* =========================================
   Theme transition (View Transitions API)
   ========================================= */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}
::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

/* Fallback cross-fade for browsers without View Transitions */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
  transition:
    background-color 0.55s var(--ease, ease),
    color 0.55s var(--ease, ease),
    border-color 0.55s var(--ease, ease),
    fill 0.55s var(--ease, ease),
    stroke 0.55s var(--ease, ease) !important;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

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

/* =========================================
   Design Tokens
   ========================================= */
:root {
  /* Light theme */
  --bg: #fafaf9;
  --bg-elev: #ffffff;
  --bg-muted: #f4f4f3;
  --fg: #0a0a0a;
  --fg-muted: #57534e;
  --fg-subtle: #a8a29e;
  --border: #e7e5e4;
  --border-strong: #d6d3d1;
  --accent: #ea580c;          /* warm orange */
  --accent-soft: #fff7ed;

  /* Type */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout */
  --max-w: 820px;
  --pad-x: clamp(1.25rem, 4vw, 2rem);
  --section-gap: clamp(4rem, 10vw, 7rem);
  --rail-w: 64px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 280ms;
}

[data-theme='dark'] {
  --bg: #0b0b0c;
  --bg-elev: #131315;
  --bg-muted: #1a1a1d;
  --fg: #f5f5f4;
  --fg-muted: #a8a29e;
  --fg-subtle: #6b6764;
  --border: #27272a;
  --border-strong: #3f3f46;
  --accent: #fb923c;
  --accent-soft: #1c1410;
}

/* =========================================
   Body
   ========================================= */
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background-color: var(--bg);
  /* Subtle dot grid texture */
  background-image: radial-gradient(
    circle at 1px 1px,
    color-mix(in srgb, var(--fg) 6%, transparent) 1px,
    transparent 0
  );
  background-size: 28px 28px;
  background-attachment: fixed;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
  position: relative;
  isolation: isolate;
}

[data-theme='dark'] body {
  background-image: radial-gradient(
    circle at 1px 1px,
    color-mix(in srgb, var(--fg) 4%, transparent) 1px,
    transparent 0
  );
}

/* =========================================
   Ambient background blobs
   ========================================= */
.ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.blob-1 {
  width: 540px;
  height: 540px;
  top: -8%;
  left: -10%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 28%, transparent), transparent 70%);
  animation: drift1 22s ease-in-out infinite alternate;
}
.blob-2 {
  width: 640px;
  height: 640px;
  top: 38%;
  right: -16%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%);
  animation: drift2 28s ease-in-out infinite alternate;
}
[data-theme='dark'] .blob-1 { opacity: 0.4; }
[data-theme='dark'] .blob-2 { opacity: 0.32; }

/* Global cursor-following spotlight (covers entire viewport) */
.cursor-spotlight {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    700px circle at var(--cursor-x, 50%) var(--cursor-y, 30%),
    color-mix(in srgb, var(--accent) 12%, transparent),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
body.cursor-active .cursor-spotlight { opacity: 1; }

[data-theme='dark'] .cursor-spotlight {
  background: radial-gradient(
    700px circle at var(--cursor-x, 50%) var(--cursor-y, 30%),
    color-mix(in srgb, var(--accent) 18%, transparent),
    transparent 60%
  );
}

@keyframes drift1 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(60px, 50px) scale(1.08); }
}
@keyframes drift2 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-70px, -40px) scale(0.95); }
}

/* =========================================
   Side rails (left socials, right progress)
   ========================================= */
.rail {
  position: fixed;
  bottom: 0;
  width: var(--rail-w);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  z-index: 20;
  padding-bottom: 1rem;
  pointer-events: none;
}
.rail > * { pointer-events: auto; }
.rail-left { left: 0; }
.rail-right { right: 0; }

.rail-socials {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}
.rail-socials a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--fg-subtle);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-transform: lowercase;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.rail-socials a:hover {
  color: var(--accent);
  transform: rotate(180deg) translateY(-3px);
}

.rail-line {
  width: 1px;
  height: 90px;
  background: linear-gradient(to bottom, var(--border-strong), transparent);
}

.rail-text {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fg-subtle);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.rail-progress {
  position: relative;
  width: 1px;
  height: 90px;
  background: var(--border);
  overflow: hidden;
}
.rail-progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--scroll-progress, 0%);
  background: linear-gradient(to bottom, var(--accent), color-mix(in srgb, var(--accent) 30%, transparent));
  transition: height 0.05s linear;
}

/* Hide rails on narrower screens */
@media (max-width: 1100px) {
  .rail { display: none; }
}

/* =========================================
   Skip link
   ========================================= */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--fg);
  color: var(--bg);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  z-index: 100;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* =========================================
   Header / Nav
   ========================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.site-header.scrolled {
  border-color: var(--border);
}

.nav {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0.9rem var(--pad-x);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.85rem;
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
  font-size: 0.92rem;
  color: var(--fg-muted);
}
.nav-links a {
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--dur) var(--ease);
}
.nav-links a:hover {
  color: var(--fg);
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.nav-links a:hover::after {
  transform: scaleX(1);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.theme-toggle:hover {
  color: var(--fg);
  border-color: var(--border-strong);
  background: var(--bg-muted);
  transform: rotate(-12deg);
}
.theme-toggle .icon {
  width: 16px;
  height: 16px;
  transition: transform 0.4s var(--ease);
}
.theme-toggle .icon-moon {
  display: none;
}
[data-theme='dark'] .theme-toggle .icon-sun {
  display: none;
}
[data-theme='dark'] .theme-toggle .icon-moon {
  display: block;
}

@media (max-width: 560px) {
  .nav-links {
    display: none;
  }
}

/* =========================================
   Layout
   ========================================= */
main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.section {
  padding: var(--section-gap) 0;
  border-top: 1px solid var(--border);
}

.section-header {
  margin-bottom: 2.5rem;
}
.section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg-subtle);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
}
.section-sub {
  margin-top: 0.5rem;
  color: var(--fg-muted);
  font-size: 0.98rem;
}

/* =========================================
   Hero
   ========================================= */
.hero {
  position: relative;
  padding: clamp(4rem, 12vw, 7rem) 0 clamp(3rem, 8vw, 5rem);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 8px color-mix(in srgb, var(--accent) 0%, transparent);
    transform: scale(1.15);
  }
}

.hero-title {
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 700;
  max-width: 18ch;
  /* scroll parallax */
  transform: translateY(var(--parallax-y, 0));
  will-change: transform;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 700;
}

/* =========================================
   Hero word rotator (ship / scale / delight / last)
   ========================================= */
.word-rotator {
  display: inline-flex;
  position: relative;
  overflow: hidden;
  vertical-align: bottom;
  height: 1.1em;
  width: var(--rotator-w, auto);
  transition: width 0.55s var(--ease);
}
.word-rotator-inner {
  display: inline-flex;
  flex-direction: column;
  transform: translateY(var(--rotator-y, 0));
  transition: transform 0.6s var(--ease);
}
.word-rotator em {
  display: inline-flex;
  align-items: center;
  height: 1.1em;
  white-space: nowrap;
  font-style: italic;
  color: var(--accent);
  font-weight: 700;
  padding-right: 0.04em;
}
/* Subtle accent underline that follows the active word */
.word-rotator::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.06em;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent) 70%, transparent),
    transparent
  );
  transform: scaleX(0.4);
  opacity: 0.55;
  transition: transform 0.6s var(--ease), opacity 0.6s var(--ease);
}
.word-rotator.is-changing::after {
  transform: scaleX(1);
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .word-rotator-inner { transition: none; }
  .word-rotator { transition: none; }
}

.hero-lead {
  margin-top: 1.5rem;
  font-size: 1.08rem;
  color: var(--fg-muted);
  max-width: 56ch;
}
.hero-lead strong {
  color: var(--fg);
  font-weight: 600;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-meta {
  margin-top: 2.5rem;
  display: flex;
  gap: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--fg-subtle);
}
.hero-meta a {
  position: relative;
  transition: color var(--dur) var(--ease);
}
.hero-meta a:hover {
  color: var(--fg);
}
.hero-meta a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.hero-meta a:hover::after {
  transform: scaleX(1);
}

/* =========================================
   Buttons
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.1rem;
  border-radius: 8px;
  font-size: 0.94rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease), transform 0.45s var(--ease);
  white-space: nowrap;
  position: relative;
  --mx: 0px;
  --my: 0px;
  transform: translate3d(var(--mx), var(--my), 0);
}
.btn-primary {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn:hover { transition-duration: 0.15s; }
.btn-ghost {
  border-color: var(--border-strong);
  color: var(--fg);
}
.btn-ghost:hover {
  background: var(--bg-muted);
  border-color: var(--fg);
}

/* =========================================
   Cards (Selected Work)
   ========================================= */
.cards {
  display: grid;
  gap: 1.25rem;
}

.card {
  position: relative;
  padding: 1.5rem 1.5rem 1.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transform-style: preserve-3d;
  --rx: 0deg;
  --ry: 0deg;
  --mx: 50%;
  --my: 50%;
  transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));
  transition: border-color var(--dur) var(--ease), box-shadow 0.4s var(--ease), transform 0.4s var(--ease);
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    320px circle at var(--mx) var(--my),
    color-mix(in srgb, var(--accent) 10%, transparent),
    transparent 60%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease);
  z-index: 0;
}
.card.is-tilted::before { opacity: 1; }
.card.is-tilted {
  border-color: var(--border-strong);
  box-shadow:
    0 22px 45px -28px rgba(0, 0, 0, 0.25),
    0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent);
  transition: border-color 0.15s var(--ease), box-shadow 0.25s var(--ease), transform 0.05s linear;
}
.card > * { position: relative; z-index: 1; }

.card-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
}
.card-icon {
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  border-radius: 13px; /* iOS continuous-corner feel */
  box-shadow:
    0 1px 0 0 color-mix(in srgb, var(--fg) 8%, transparent) inset,
    0 8px 22px -12px rgba(0, 0, 0, 0.35),
    0 0 0 1px color-mix(in srgb, var(--fg) 6%, transparent);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.card:hover .card-icon,
.card.is-tilted .card-icon {
  transform: translateY(-2px) rotate(-2deg);
  box-shadow:
    0 1px 0 0 color-mix(in srgb, var(--fg) 8%, transparent) inset,
    0 14px 28px -12px rgba(0, 0, 0, 0.4),
    0 0 0 1px color-mix(in srgb, var(--accent) 22%, transparent);
}
.card-head-text {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  text-align: left;
}
.card-head-text > * { width: auto; }
.card-title {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.card-subtitle {
  font-size: 0.86rem;
  color: var(--fg-muted);
  line-height: 1.3;
}
.card-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg-subtle);
  letter-spacing: 0.02em;
  margin-top: 0.15rem;
}
.card-desc {
  color: var(--fg-muted);
  font-size: 0.96rem;
  line-height: 1.6;
}
.card-desc strong {
  color: var(--fg);
  font-weight: 600;
}

.card-subhead {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fg-subtle);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 1.25rem;
  margin-bottom: 0.6rem;
  font-weight: 500;
}

.card-list {
  display: grid;
  gap: 0.55rem;
}
.card-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--fg-muted);
}
.card-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}
.card-list li strong {
  color: var(--fg);
  font-weight: 600;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}
.card-meta li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fg-muted);
  padding: 0.2rem 0.55rem;
  background: var(--bg-muted);
  border-radius: 999px;
}
.card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin-top: 1.1rem;
  font-size: 0.9rem;
  font-weight: 500;
}
.card-links a {
  color: var(--accent);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color var(--dur) var(--ease), letter-spacing var(--dur) var(--ease);
}
.card-links a:hover {
  color: var(--fg);
  letter-spacing: 0.005em;
}
.card-links a::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  height: 1px;
  width: 100%;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.card-links a:hover::before {
  transform: scaleX(1);
}

/* =========================================
   Timeline (Experience)
   ========================================= */
.timeline {
  display: grid;
  gap: 2rem;
}
.timeline-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1.5rem;
  padding-left: 0;
  position: relative;
}
.timeline-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg-subtle);
}
.timeline-loc {
  color: var(--fg-subtle);
}
.timeline-role {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.timeline-org {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
  margin-top: 0.15rem;
}
.timeline-desc {
  margin-top: 0.6rem;
  color: var(--fg-muted);
  font-size: 0.96rem;
  line-height: 1.65;
}

@media (max-width: 640px) {
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

/* =========================================
   Skills
   ========================================= */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem 2rem;
}
@media (max-width: 640px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

.skill-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg-subtle);
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.chips li {
  font-size: 0.86rem;
  padding: 0.28rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-elev);
  color: var(--fg-muted);
  transition: all var(--dur) var(--ease);
}
.chips li {
  cursor: default;
  will-change: transform;
}
.chips li:hover {
  color: var(--fg);
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px -10px color-mix(in srgb, var(--accent) 60%, transparent);
}

/* =========================================
   Contact
   ========================================= */
.section-contact .section-title {
  font-size: clamp(1.7rem, 4vw, 2.2rem);
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* =========================================
   Footer
   ========================================= */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 2.25rem var(--pad-x);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--fg-subtle);
}

/* =========================================
   Reveal animations
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Staggered children inside revealed sections */
.section.reveal.is-visible .card,
.section.reveal.is-visible .timeline-item,
.section.reveal.is-visible .skill-group {
  animation: rise 0.7s var(--ease) both;
}
.section.reveal.is-visible .card:nth-child(1),
.section.reveal.is-visible .timeline-item:nth-child(1),
.section.reveal.is-visible .skill-group:nth-child(1) { animation-delay: 0.05s; }
.section.reveal.is-visible .card:nth-child(2),
.section.reveal.is-visible .timeline-item:nth-child(2),
.section.reveal.is-visible .skill-group:nth-child(2) { animation-delay: 0.15s; }
.section.reveal.is-visible .card:nth-child(3),
.section.reveal.is-visible .timeline-item:nth-child(3),
.section.reveal.is-visible .skill-group:nth-child(3) { animation-delay: 0.25s; }
.section.reveal.is-visible .skill-group:nth-child(4) { animation-delay: 0.35s; }
.section.reveal.is-visible .skill-group:nth-child(5) { animation-delay: 0.45s; }
.section.reveal.is-visible .skill-group:nth-child(6) { animation-delay: 0.55s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: none; }
}

/* =========================================
   Reduced motion
   ========================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .reveal,
  .section.reveal.is-visible .card,
  .section.reveal.is-visible .timeline-item,
  .section.reveal.is-visible .skill-group {
    opacity: 1;
    transform: none;
  }
  .card::before,
  .cursor-spotlight {
    display: none !important;
  }
  .blob {
    animation: none !important;
  }
  .card,
  .hero-title,
  .btn {
    transform: none !important;
  }
  html {
    scroll-behavior: auto;
  }
}