/* ============================================
   Fernanda Coelho — fecoelho.com.br
   Design system + layout
   ============================================ */

:root {
  /* Light theme */
  --bg: #faf8f5;
  --bg-elev: #ffffff;
  --bg-soft: #f2eee8;
  --ink: #191410;
  --ink-soft: #4a423b;
  --ink-mute: #8a7f74;
  --line: #e6ddd2;
  --accent: #d1553b;      /* coral tostado */
  --accent-2: #6b4bd6;    /* violeta */
  --accent-ink: #ffffff;
  --ring: rgba(209, 85, 59, 0.35);
  --shadow: 0 1px 2px rgba(25, 20, 16, .04), 0 12px 32px rgba(25, 20, 16, .07);
  --shadow-sm: 0 1px 2px rgba(25, 20, 16, .05), 0 6px 16px rgba(25, 20, 16, .06);
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1120px;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
}

:root[data-theme="dark"] {
  --bg: #0e0c0b;
  --bg-elev: #1a1614;
  --bg-soft: #201b18;
  --ink: #f4efe9;
  --ink-soft: #c9bfb4;
  --ink-mute: #8f8478;
  --line: #2c2622;
  --accent: #f0714f;
  --accent-2: #9c85f0;
  --accent-ink: #17110d;
  --ring: rgba(240, 113, 79, 0.4);
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 16px 40px rgba(0,0,0,.45);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.3), 0 8px 20px rgba(0,0,0,.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background .3s ease, color .3s ease;
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(20px, 5vw, 40px); }

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

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--accent); color: var(--accent-ink);
  padding: 10px 16px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--ring); outline-offset: 2px; border-radius: 6px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }

.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -.01em; }
.brand-mark { color: var(--accent); font-size: 1.15em; }
.brand-name { font-size: .98rem; }

.nav-menu { display: flex; align-items: center; gap: 6px; list-style: none; }
.nav-menu a:not(.nav-cta) {
  padding: 8px 14px; border-radius: 999px; font-size: .92rem; color: var(--ink-soft);
  transition: color .2s, background .2s;
}
.nav-menu a:not(.nav-cta):hover { color: var(--ink); background: var(--bg-soft); }

.nav-cta {
  padding: 8px 18px; border-radius: 999px; font-size: .92rem; font-weight: 600;
  background: var(--ink); color: var(--bg);
  transition: transform .2s, opacity .2s;
}
.nav-cta:hover { transform: translateY(-1px); opacity: .9; }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--bg-elev); color: var(--ink); cursor: pointer; font-size: 1rem;
  display: grid; place-items: center; transition: background .2s, transform .3s;
}
.theme-toggle:hover { background: var(--bg-soft); transform: rotate(20deg); }

.nav-toggle { display: none; }

/* ===== Hero ===== */
.hero {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 6vw, 72px);
  align-items: center; padding-block: clamp(56px, 10vw, 110px);
}
.eyebrow {
  text-transform: uppercase; letter-spacing: .18em; font-size: .74rem; font-weight: 600;
  color: var(--accent); margin-bottom: 18px;
}
.hero-title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2.3rem, 6vw, 4.1rem); line-height: 1.05; letter-spacing: -.03em;
}
.hero-title .accent {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-bio { margin: 26px 0 22px; font-size: 1.1rem; color: var(--ink-soft); max-width: 44ch; }
.hero-quote {
  margin: 0 0 30px; padding-left: 16px; border-left: 3px solid var(--accent);
  font-size: 1rem; font-style: italic; color: var(--ink-soft); max-width: 44ch;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero-social { display: flex; gap: 22px; list-style: none; font-size: .9rem; }
.hero-social a { color: var(--ink-mute); position: relative; }
.hero-social a:hover { color: var(--accent); }

/* Hero visual */
.hero-visual { position: relative; display: grid; place-items: center; min-height: 320px; }
.orb {
  position: absolute; inset: 0; margin: auto; width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--accent), var(--accent-2));
  filter: blur(38px); opacity: .5; animation: float 8s ease-in-out infinite;
}
.hero-card {
  position: relative; z-index: 1; background: var(--bg-elev); border: 1px solid var(--line);
  border-radius: 24px; padding: 32px 34px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 6px; min-width: 240px;
  transform: rotate(-3deg); transition: transform .4s ease;
}
.hero-card:hover { transform: rotate(0deg) scale(1.02); }
.hero-card-label { font-size: .8rem; color: var(--ink-mute); }
.hero-card-title { font-family: var(--font-display); font-size: 2rem; font-weight: 600; letter-spacing: -.02em; }
.hero-card-sub { font-size: .85rem; color: var(--ink-soft); }
.hero-photo {
  position: relative; z-index: 1; width: 100%; max-width: 400px; height: auto; display: block;
  filter: drop-shadow(0 22px 40px rgba(25, 20, 16, .28));
  animation: floatSoft 7s ease-in-out infinite;
}
@keyframes floatSoft { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

@keyframes float { 0%,100% { transform: translateY(0) scale(1);} 50% { transform: translateY(-18px) scale(1.05);} }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .95rem;
  padding: 13px 24px; border-radius: 999px; cursor: pointer; border: 1px solid transparent;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-sm { padding: 10px 18px; font-size: .88rem; }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 6px 18px var(--ring); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 26px var(--ring); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--bg-soft); transform: translateY(-2px); }

/* ===== Sections ===== */
.section { padding-block: clamp(56px, 9vw, 96px); }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -.025em;
  font-size: clamp(1.7rem, 3.6vw, 2.5rem); line-height: 1.14;
}
.section-sub { margin-top: 14px; color: var(--ink-soft); }

/* ===== Sobre ===== */
.about-grid { display: grid; grid-template-columns: 1fr; gap: 44px; }
.about-lead { font-size: clamp(1.15rem, 2.4vw, 1.5rem); line-height: 1.5; max-width: 60ch; color: var(--ink-soft); }
.about-lead strong { color: var(--ink); font-weight: 600; }
.about-pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; list-style: none; }
.about-pillars li {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
}
.about-pillars li:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.pillar-icon {
  display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px;
  background: var(--bg-soft); color: var(--accent); font-size: 1.3rem; margin-bottom: 16px;
}
.about-pillars h3 { font-size: 1.1rem; margin-bottom: 6px; }
.about-pillars p { color: var(--ink-soft); font-size: .95rem; }

/* ===== Skills chips ===== */
.skills { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin-top: 40px; }
.skills li {
  font-size: .88rem; font-weight: 500; color: var(--ink-soft);
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px;
}

.mini-title {
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em;
  margin: 52px 0 18px;
}

/* ===== Impacto em números ===== */
.impacto { padding-block: clamp(20px, 4vw, 40px); }
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 22px;
  padding: clamp(24px, 4vw, 40px); box-shadow: var(--shadow-sm);
}
.stat { text-align: center; padding: 8px; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: -8px; top: 15%; height: 70%; width: 1px; background: var(--line);
}
.stat-num {
  display: block; font-family: var(--font-display); font-weight: 700; letter-spacing: -.03em;
  font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { display: block; margin-top: 10px; font-size: .88rem; color: var(--ink-soft); line-height: 1.4; }

/* ===== Soluções: Dor → Solução → Impacto ===== */
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sol-card h3 { display: none; }
.dsi { display: flex; flex-direction: column; gap: 16px; margin-top: 6px; }
.dsi-row { display: flex; flex-direction: column; gap: 6px; }
.dsi-label {
  align-self: flex-start; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
  padding: 4px 12px; border-radius: 999px;
}
.dsi-label.dor { color: #b23a1f; background: color-mix(in srgb, var(--accent) 16%, transparent); }
.dsi-label.sol { color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 16%, transparent); }
.dsi-label.imp { color: #0f6e56; background: color-mix(in srgb, #1d9e75 18%, transparent); }
:root[data-theme="dark"] .dsi-label.dor { color: #f0714f; }
:root[data-theme="dark"] .dsi-label.imp { color: #5dcaa5; }
.dsi-row p { font-size: .95rem; color: var(--ink-soft); }

/* ===== Como posso ajudar ===== */
.help-list { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 28px; }
.help-list li { position: relative; padding-left: 30px; color: var(--ink-soft); font-size: .98rem; }
.help-list li::before {
  content: "✓"; position: absolute; left: 0; top: -1px; width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center; font-size: .72rem; font-weight: 700;
  background: var(--accent); color: var(--accent-ink);
}

/* ===== Portfólio ===== */
.portfolio { grid-template-columns: repeat(2, 1fr); }
.proj-card { overflow: hidden; }
.proj-thumb {
  width: calc(100% + 56px); max-width: none; margin: -28px -28px 18px; height: 180px;
  object-fit: cover; object-position: top; display: block;
  background: var(--bg-soft); border-bottom: 1px solid var(--line);
}
.proj-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; letter-spacing: -.01em; }
.proj-card .card-link { font-size: .95rem; }
.proj-card .card-actions { margin-top: auto; }

/* ===== Podcast banner ===== */
.podcast-banner {
  display: flex; align-items: center; gap: 20px; margin-top: 22px;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 24px; box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.podcast-banner:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.pb-icon {
  flex: none; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  font-size: 1.5rem; color: #fff; background: linear-gradient(150deg, var(--accent), var(--accent-2));
}
.pb-text { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.pb-title { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; letter-spacing: -.01em; }
.pb-sub { font-size: .92rem; color: var(--ink-soft); }
.pb-cta { flex: none; font-weight: 600; font-size: .92rem; color: var(--accent); }

/* ===== Ferramentas ===== */
.tools { display: flex; flex-wrap: wrap; gap: 12px; list-style: none; }
.tools li {
  font-size: .92rem; font-weight: 500; color: var(--ink); background: var(--bg-elev);
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px 20px;
  transition: transform .2s, border-color .2s;
}
.tools li:hover { transform: translateY(-2px); border-color: var(--accent); }

/* ===== Timeline (accordion) ===== */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: ""; position: absolute; left: 6px; top: 10px; bottom: 10px; width: 2px;
  background: linear-gradient(var(--accent), var(--accent-2)); opacity: .35;
}
.tl-item { position: relative; border-bottom: 1px solid var(--line); }
.tl-item:last-child { border-bottom: none; }
.tl-summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: 16px;
  padding: 18px 0; transition: opacity .2s;
}
.tl-summary::-webkit-details-marker { display: none; }
.tl-summary:hover { opacity: .82; }
.tl-dot {
  position: absolute; left: -28px; top: 24px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--bg); box-shadow: 0 0 0 2px var(--accent); flex: none;
}
.tl-head { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.tl-period {
  font-size: .74rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--accent);
}
.tl-role { font-family: var(--font-display); font-size: 1.18rem; font-weight: 600; letter-spacing: -.01em; }
.tl-org { font-size: .92rem; font-weight: 600; color: var(--ink-soft); }
.tl-chevron { color: var(--ink-mute); font-size: 1.3rem; transition: transform .3s ease; flex: none; }
.tl-item[open] .tl-chevron { transform: rotate(180deg); }
.tl-body { padding: 0 0 22px 0; animation: tlFade .35s ease; }
@keyframes tlFade { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.tl-body p { color: var(--ink-soft); font-size: .95rem; max-width: 64ch; }
.tl-impact { list-style: none; margin-top: 14px; display: flex; flex-direction: column; gap: 7px; }
.tl-impact li { position: relative; padding-left: 24px; font-size: .93rem; color: var(--ink); }
.tl-impact li::before {
  content: "▹"; position: absolute; left: 0; color: var(--accent); font-weight: 700;
}
.tl-impact li[data-todo] { color: var(--ink-mute); font-style: italic; }
.tl-impact li[data-todo]::before { content: "…"; }

/* ===== Formação ===== */
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.edu-title { font-size: 1.05rem; margin-bottom: 16px; }
.edu-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.edu-list li { color: var(--ink-soft); font-size: .95rem; line-height: 1.5; }
.edu-list li strong { color: var(--ink); font-weight: 600; }
.edu-list li span { display: block; font-size: .82rem; color: var(--ink-mute); margin-top: 2px; }
.edu-list.simple li {
  padding: 12px 16px; background: var(--bg-elev); border: 1px solid var(--line);
  border-radius: var(--radius-sm); color: var(--ink-soft);
}

/* ===== Cards ===== */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 12px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.card h3 { font-size: 1.2rem; letter-spacing: -.01em; }
.card p { color: var(--ink-soft); font-size: .95rem; flex: 1; }
.card-link { color: var(--accent); font-weight: 600; font-size: .92rem; margin-top: auto; }
.card-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.card-tag {
  align-self: flex-start; font-size: .72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .1em; color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 5px 12px; border-radius: 999px;
}
.card-feature {
  grid-column: span 2; background: linear-gradient(160deg, var(--bg-elev), var(--bg-soft));
}
.card-feature h3 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; letter-spacing: -.02em; }
.card-media { grid-column: span 1; }

/* ===== Prompts ===== */
.prompt-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.chip {
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--ink-soft);
  padding: 8px 16px; border-radius: 999px; font-size: .88rem; font-weight: 500; cursor: pointer;
  font-family: inherit; transition: all .2s;
}
.chip:hover { color: var(--ink); border-color: var(--accent); }
.chip.is-active { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.prompt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.prompt {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 22px; display: flex; flex-direction: column; gap: 10px; text-align: left;
  cursor: pointer; font-family: inherit; color: inherit;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.prompt:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); border-color: var(--accent); }
.prompt-cat { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); font-weight: 600; }
.prompt-title { font-size: 1.02rem; font-weight: 600; }
.prompt-desc { font-size: .88rem; color: var(--ink-soft); }
.prompt-copy { margin-top: auto; font-size: .82rem; color: var(--ink-mute); font-weight: 500; }
.prompt.is-hidden { display: none; }

/* ===== Contato ===== */
.contato { }
.contato-inner {
  background: linear-gradient(150deg, var(--accent), var(--accent-2));
  border-radius: 28px; padding: clamp(40px, 6vw, 72px); color: #fff; text-align: center;
  box-shadow: var(--shadow);
}
.contato-inner .eyebrow { color: rgba(255,255,255,.85); }
.contato-inner h2 { font-family: var(--font-display); font-weight: 600; letter-spacing: -.02em; font-size: clamp(1.8rem, 4vw, 2.7rem); }
.contato-sub { color: rgba(255,255,255,.9); margin: 14px 0 34px; }
.contato-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 760px; margin-inline: auto; }
.contato-link {
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.22); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 4px; backdrop-filter: blur(6px);
  transition: background .2s, transform .2s;
}
.contato-link:hover { background: rgba(255,255,255,.24); transform: translateY(-3px); }
.contato-label { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; opacity: .85; }
.contato-value { font-weight: 600; word-break: break-word; }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--line); padding-block: 40px; margin-top: 40px; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; }
.footer-inner p { color: var(--ink-soft); font-size: .9rem; }
.footer-copy { color: var(--ink-mute); font-size: .82rem; }

/* ===== WhatsApp flutuante ===== */
.whatsapp-fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 200;
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; color: #fff; box-shadow: 0 8px 24px rgba(37, 211, 102, .45);
  transition: transform .2s, box-shadow .2s;
}
.whatsapp-fab:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 12px 30px rgba(37, 211, 102, .55); }
.whatsapp-fab:active { transform: scale(.97); }

/* ===== Toast ===== */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--bg); padding: 12px 22px; border-radius: 999px;
  font-size: .9rem; font-weight: 500; box-shadow: var(--shadow); opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s; z-index: 300;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-visual { order: -1; min-height: 0; }
  .hero-photo { max-width: 210px; }
  .orb { width: 190px; height: 190px; filter: blur(30px); }
  .about-pillars { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .card-feature { grid-column: span 2; }
  .prompt-grid { grid-template-columns: repeat(2, 1fr); }
  .contato-links { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; }
  .stat:nth-child(3)::before { display: none; }
  .sol-grid { grid-template-columns: 1fr; }
  .portfolio { grid-template-columns: 1fr; }

  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav-menu {
    position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--bg-elev); border-bottom: 1px solid var(--line); padding: 16px 24px 24px;
    gap: 4px; transform: translateY(-120%); transition: transform .3s ease; box-shadow: var(--shadow);
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu a:not(.nav-cta), .nav-cta { text-align: center; padding: 14px; }
  .nav-menu li:last-child { margin-top: 8px; display: flex; justify-content: center; }
}

@media (max-width: 560px) {
  .cards, .cards-2, .prompt-grid { grid-template-columns: 1fr; }
  .card-feature, .card-media { grid-column: span 1; }
  .hero-actions .btn { flex: 1; justify-content: center; }
  .stats { grid-template-columns: 1fr; }
  .stat + .stat::before { display: none; }
  .help-list { grid-template-columns: 1fr; }
  .podcast-banner { flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero-photo { max-width: 180px; }
  .orb { width: 160px; height: 160px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}