/* ============================================================
   Sudeep H S — Portfolio
   Design tokens
   ============================================================ */

:root {
  /* Light theme (default definitions live here) */
  --bg:            #ffffff;
  --bg-alt:        #f7f7f9;
  --surface:       #ffffff;
  --surface-2:     #f2f2f5;
  --border:        #e5e5ea;
  --border-strong: #d5d5dd;

  --text:          #15151a;
  --text-soft:     #46464f;
  --text-muted:    #74747f;

  --accent:        #4f46e5;
  --accent-hover:  #4338ca;
  --accent-soft:   rgba(79, 70, 229, 0.09);
  --accent-ring:   rgba(79, 70, 229, 0.28);
  --on-accent:     #ffffff;

  --live:          #16a34a;
  --live-soft:     rgba(22, 163, 74, 0.12);

  --code-bg:       #fbfbfd;
  --code-key:      #7c3aed;
  --code-str:      #0d8a5f;
  --code-fn:       #2563eb;
  --code-attr:     #b45309;
  --code-comment:  #8b8b96;

  --shadow-sm: 0 1px 2px rgba(16, 16, 24, 0.05);
  --shadow-md: 0 4px 16px rgba(16, 16, 24, 0.06);
  --shadow-lg: 0 18px 48px rgba(16, 16, 24, 0.10);

  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 20px;

  --header-h: 68px;
  --maxw: 1120px;

  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, 'Cascadia Code', Consolas, monospace;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  color-scheme: light;
}

:root[data-theme='dark'] {
  --bg:            #0b0b0f;
  --bg-alt:        #0f0f15;
  --surface:       #131319;
  --surface-2:     #1a1a22;
  --border:        #26262f;
  --border-strong: #33333f;

  --text:          #ededf2;
  --text-soft:     #b7b7c2;
  --text-muted:    #8b8b98;

  --accent:        #818cf8;
  --accent-hover:  #a5b4fc;
  --accent-soft:   rgba(129, 140, 248, 0.12);
  --accent-ring:   rgba(129, 140, 248, 0.34);
  --on-accent:     #14141c;

  --live:          #4ade80;
  --live-soft:     rgba(74, 222, 128, 0.13);

  --code-bg:       #0e0e14;
  --code-key:      #c4b5fd;
  --code-str:      #6ee7b7;
  --code-fn:       #93c5fd;
  --code-attr:     #fcd34d;
  --code-comment:  #6b6b7a;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 18px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 52px rgba(0, 0, 0, 0.55);

  color-scheme: dark;
}

/* ============================================================
   Reset / base
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease);
}

h1, h2, h3 { margin: 0; line-height: 1.18; letter-spacing: -0.022em; font-weight: 650; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
strong { font-weight: 600; color: var(--text); }
svg { display: block; flex: none; }

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--on-accent);
  font-size: 0.875rem;
  font-weight: 550;
  transition: top 0.2s var(--ease);
}
.skip-link:focus-visible { top: 14px; }

/* ============================================================
   Header
   ============================================================ */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--border); }

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  letter-spacing: -0.02em;
  font-size: 0.95rem;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--accent);
  color: var(--on-accent);
  font-size: 0.9rem;
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav a {
  position: relative;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.nav a:hover { color: var(--text); background: var(--surface-2); }
.nav a.is-active { color: var(--text); }
.nav a.is-active::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 1px;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: translateX(-50%);
}

.header-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text-soft);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); background: var(--surface-2); }

/* Theme icon swap */
.icon-sun { display: none; }
.icon-moon { display: block; }
:root[data-theme='dark'] .icon-sun { display: block; }
:root[data-theme='dark'] .icon-moon { display: none; }

.menu-btn { display: none; }
.menu-bars { display: grid; gap: 4px; width: 17px; }
.menu-bars i {
  display: block;
  height: 1.8px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.menu-btn[aria-expanded='true'] .menu-bars i:nth-child(1) { transform: translateY(5.8px) rotate(45deg); }
.menu-btn[aria-expanded='true'] .menu-bars i:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded='true'] .menu-bars i:nth-child(3) { transform: translateY(-5.8px) rotate(-45deg); }

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 0%;
  background: var(--accent);
  transition: width 0.08s linear;
}

/* ============================================================
   Buttons / chips / tags
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.925rem;
  font-weight: 550;
  cursor: pointer;
  transition: transform 0.18s var(--ease), background-color 0.2s var(--ease),
              border-color 0.2s var(--ease), color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 4px 14px var(--accent-ring);
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-ghost {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--border-strong); background: var(--surface-2); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.chip-live {
  background: var(--live-soft);
  border-color: transparent;
  color: var(--live);
}
.chip-live::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.tag-row li {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.735rem;
  letter-spacing: -0.01em;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.tag-row li:hover { color: var(--text); border-color: var(--border-strong); }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  padding-top: calc(var(--header-h) + 88px);
  padding-bottom: 108px;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -180px;
  left: 50%;
  width: min(880px, 110vw);
  height: 520px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, var(--accent-soft), transparent 68%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 64px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.75rem, 6.4vw, 4.25rem);
  letter-spacing: -0.045em;
  font-weight: 700;
  margin-bottom: 16px;
}

.hero-role {
  font-size: clamp(1.05rem, 2.1vw, 1.3rem);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 18px;
  max-width: 34ch;
  letter-spacing: -0.015em;
}

.hero-lede {
  font-size: 1.005rem;
  color: var(--text-soft);
  max-width: 56ch;
  margin-bottom: 34px;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }

.hero-links { display: flex; flex-wrap: wrap; gap: 22px; }
.hero-links a {
  position: relative;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}
.hero-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.hero-links a:hover { color: var(--text); }
.hero-links a:hover::after { transform: scaleX(1); }

/* Code card */
.code-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--code-bg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.code-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 15px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.dot { width: 10px; height: 10px; border-radius: 50%; opacity: 0.85; }
.dot-a { background: #ff5f57; }
.dot-b { background: #febc2e; }
.dot-c { background: #28c840; }
.code-file {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}
.code-body {
  margin: 0;
  padding: 20px 22px 22px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  line-height: 1.85;
  color: var(--text-soft);
  tab-size: 4;
}
.code-body .k { color: var(--code-key); font-weight: 500; }
.code-body .s { color: var(--code-str); }
.code-body .f { color: var(--code-fn); font-weight: 500; }
.code-body .d { color: var(--code-fn); }
.code-body .a { color: var(--code-attr); }
.code-body .c { color: var(--code-comment); font-style: italic; }

/* ============================================================
   Sections
   ============================================================ */

.section { padding: 100px 0; }
.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 48px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.section-index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
}
.section-head h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  letter-spacing: -0.032em;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 56px;
}
.about-copy { display: grid; gap: 18px; }
.about-copy p { color: var(--text-soft); font-size: 1rem; max-width: 62ch; }

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-content: start;
}
.stats li {
  display: grid;
  gap: 6px;
  padding: 20px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.stats li:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.stat-num {
  font-size: 1.55rem;
  font-weight: 650;
  letter-spacing: -0.035em;
  color: var(--accent);
  line-height: 1.15;
}
.stat-label { font-size: 0.815rem; color: var(--text-muted); line-height: 1.45; }

/* ---------- Timeline ---------- */

.timeline {
  position: relative;
  display: grid;
  gap: 28px;
  padding-left: 30px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(to bottom, var(--border-strong), var(--border), transparent);
}
.tl-item { position: relative; }
.tl-marker {
  position: absolute;
  left: -30px;
  top: 30px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 2px solid var(--border-strong);
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
}
.tl-item:first-child .tl-marker { border-color: var(--accent); background: var(--accent); }

.tl-card {
  padding: 26px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.tl-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.tl-head {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}
.tl-head h3 { font-size: 1.13rem; margin-bottom: 4px; }
.tl-org { font-size: 0.95rem; font-weight: 550; color: var(--accent); }
.tl-org-sub { font-weight: 400; color: var(--text-muted); font-size: 0.85rem; }
.tl-meta { display: grid; justify-items: end; gap: 6px; text-align: right; }
.tl-loc { font-size: 0.78rem; color: var(--text-muted); }

.bullets { display: grid; gap: 11px; margin-bottom: 20px; }
.bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 0.925rem;
  color: var(--text-soft);
  line-height: 1.62;
}
.bullets li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.75;
}

/* ---------- Skills ---------- */

/* Four cards: a 2x2 block, so no card is left orphaned on its own row. */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
@media (max-width: 700px) {
  .skills-grid { grid-template-columns: 1fr; }
}
.skill-card {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 26px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.skill-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.skill-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
}
.skill-card h3 { font-size: 1.02rem; letter-spacing: -0.018em; }
.skill-card .tag-row li { background: var(--surface-2); }

/* ---------- Projects ---------- */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.project-card {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 28px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.project-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.proj-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.proj-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
}
.proj-date { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); }
.project-card h3 { font-size: 1.12rem; }
.proj-desc { font-size: 0.925rem; color: var(--text-soft); }
.project-card .tag-row li { background: var(--surface-2); }

.proj-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 2px;
  font-size: 0.88rem;
  font-weight: 550;
  color: var(--accent);
  transition: gap 0.2s var(--ease);
}
.proj-link:hover { gap: 11px; }
.proj-link-muted {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.82rem;
}

/* ---------- Education + contact ---------- */

.closing-grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.contact-block {
  max-width: 680px;
  padding: 32px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.contact-block::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.contact-title { font-size: 1.4rem; letter-spacing: -0.03em; margin-bottom: 10px; }
.contact-copy { font-size: 0.95rem; color: var(--text-soft); max-width: 52ch; margin-bottom: 22px; }

.contact-social {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.social-btn {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  color: var(--text-soft);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease),
              background-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.social-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

.contact-location {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 30px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  align-items: center;
  font-size: 0.83rem;
  color: var(--text-muted);
}

/* ============================================================
   Reveal on scroll
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Stagger children within a section head/grid */
.reveal[data-delay='1'] { transition-delay: 0.06s; }
.reveal[data-delay='2'] { transition-delay: 0.12s; }
.reveal[data-delay='3'] { transition-delay: 0.18s; }
.reveal[data-delay='4'] { transition-delay: 0.24s; }
.reveal[data-delay='5'] { transition-delay: 0.30s; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding-top: calc(var(--header-h) + 64px); padding-bottom: 80px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 780px) {
  .menu-btn { display: grid; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    display: grid;
    gap: 2px;
    padding: 14px 24px 22px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 12px 14px; border-radius: var(--radius-sm); font-size: 0.95rem; }
  .nav a.is-active::after { display: none; }
  .nav a.is-active { background: var(--accent-soft); color: var(--accent); }

  .section { padding: 72px 0; }
  .section-head { margin-bottom: 34px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tl-meta { justify-items: start; text-align: left; }
  .tl-card { padding: 22px 20px; }
  .contact-block { padding: 26px 22px; }
  .timeline { padding-left: 24px; }
  .tl-marker { left: -24px; }
}

@media (max-width: 480px) {
  .container { padding-inline: 18px; }
  .hero h1 { font-size: 2.5rem; }
  .stats { grid-template-columns: 1fr; }
  .hero-cta .btn { flex: 1 1 100%; justify-content: center; }
  .code-body { font-size: 0.7rem; padding: 16px; }
}

/* ============================================================
   Motion / print preferences
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .hero-visual, .hero-cta, .skip-link { display: none; }
  body { background: #fff; color: #000; }
  .section, .hero { padding: 16px 0; }
  .reveal { opacity: 1; transform: none; }
}