/* Bitcoin Reach — minimal bento site. Theme follows the device (prefers-color-scheme) unless the visitor picks one. */
:root {
  --bg: #f6f5f2;
  --surface: #ffffff;
  --surface-2: #f0eee9;
  --text: #121110;
  --muted: #66615b;
  --line: rgba(18, 17, 16, .08);
  --orange: #f7931a;
  --orange-deep: #c96b00;
  --pink: #ff5fc8;
  --yellow: #e6ff1a;
  --yellow-ink: #6f7a00;
  --ring: rgba(201, 107, 0, .45);
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 30px rgba(0,0,0,.05);
  --radius: 28px;
  --radius-sm: 18px;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0a0a; --surface: #161415; --surface-2: #1f1c1d; --text: #f5f2ee; --muted: #a39d96;
    --line: rgba(255,255,255,.08); --ring: rgba(247,147,26,.55); --yellow-ink: #e6ff1a;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 40px rgba(0,0,0,.35); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0a0a; --surface: #161415; --surface-2: #1f1c1d; --text: #f5f2ee; --muted: #a39d96;
  --line: rgba(255,255,255,.08); --ring: rgba(247,147,26,.55); --yellow-ink: #e6ff1a;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 40px rgba(0,0,0,.35); color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font-text); font-weight: 400; font-size: 17px; line-height: 1.55;
  -webkit-font-smoothing: antialiased; transition: background-color .3s, color .3s;
  overflow-x: hidden;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; letter-spacing: -.025em; line-height: 1.08; margin: 0; }
h1 { font-size: clamp(2.5rem, 6.2vw, 4.6rem); letter-spacing: -.04em; }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: -.035em; }
h3 { font-size: 1.3rem; }
p { margin: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
.muted { color: var(--muted); }
.small { font-size: .88rem; color: var(--muted); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--orange); color: #111; padding: 8px 14px; border-radius: 10px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; border-radius: 8px; }

.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }
.section { padding: clamp(64px, 9vw, 120px) 0 0; }
.head { max-width: 760px; margin-bottom: 32px; display: grid; gap: 14px; }
.eyebrow { font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--orange-deep); }
:root[data-theme="dark"] .eyebrow { color: var(--orange); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .eyebrow { color: var(--orange); } }

/* NAV */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(180%) blur(18px); -webkit-backdrop-filter: saturate(180%) blur(18px);
  background: color-mix(in srgb, var(--bg) 78%, transparent); border-bottom: 1px solid var(--line); }
.nav-inner { width: min(1180px, 100% - 32px); margin-inline: auto; height: 64px; display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; object-fit: contain; }
.nav-links { display: flex; gap: 26px; margin-left: auto; font-size: .93rem; color: var(--muted); }
.nav-links a:hover { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface); display: grid; place-items: center; cursor: pointer; }
.icon-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: none; } :root[data-theme="dark"] .i-moon { display: block; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .i-sun { display: none; } :root:not([data-theme="light"]) .i-moon { display: block; } }
.menu-btn { display: none; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 50px; padding: 0 24px; border-radius: 999px;
  font-weight: 600; font-size: .98rem; border: 1px solid transparent; transition: transform .15s, background-color .2s, box-shadow .2s; white-space: nowrap; }
.btn:active { transform: scale(.97); }
.btn-sm { height: 40px; padding: 0 18px; font-size: .9rem; }
.btn-primary { background: var(--orange); color: #141008; box-shadow: 0 6px 20px rgba(247,147,26,.28); }
.btn-primary:hover { background: #ffa53a; }
.btn-ghost { border-color: var(--line); background: var(--surface); }
.btn-ghost:hover { border-color: var(--ring); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.link { color: var(--orange-deep); font-weight: 600; font-size: .95rem; }
:root[data-theme="dark"] .link { color: var(--orange); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .link { color: var(--orange); } }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: .85rem; color: var(--muted); width: fit-content; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(247,147,26,.18); }
.tag { font-size: .74rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

/* HERO */
.hero { padding: clamp(40px, 7vw, 90px) 0 0; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: center; }
.hero-copy { display: grid; gap: 22px; }
.grad { background: linear-gradient(100deg, var(--orange) 10%, var(--pink) 95%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 540px; }
.hero-art { position: relative; aspect-ratio: 6 / 5; }
.bubbles { width: 100%; height: 100%; overflow: visible; }
.bubbles .lines, .contact-bubbles .ln { stroke: var(--ring); }
.bubbles .ring { stroke: var(--ring); }
.bubbles .soft { filter: blur(18px); opacity: .55; }
.hero-logo { position: absolute; width: 34%; left: 33%; top: 22%; filter: drop-shadow(0 18px 40px rgba(247,147,26,.45)); animation: float 7s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* BENTO */
.bento { display: grid; gap: 14px; grid-template-columns: repeat(12, 1fr); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow);
  position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 12px; transition: transform .25s, border-color .25s; }
a.card:hover, .card.pillar:hover, .card.topic:hover { transform: translateY(-3px); border-color: var(--ring); }
.c-photo { padding: 0; min-height: 220px; }
.c-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.c-photo figcaption { position: absolute; left: 14px; bottom: 14px; padding: 6px 12px; border-radius: 999px; font-size: .8rem; font-weight: 600;
  background: rgba(10,10,10,.55); color: #fff; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
figure { margin: 0; }

.story-bento .c-story { grid-column: span 7; grid-row: span 2; justify-content: space-between; gap: 22px; }
.story-bento .big { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.35rem, 2.3vw, 1.85rem); letter-spacing: -.025em; line-height: 1.25; }
.story-bento .c-hero-photo { grid-column: span 5; grid-row: span 2; min-height: 320px; }
.c-mini { grid-column: span 3; }
.num { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-weight: 700;
  background: radial-gradient(circle at 35% 30%, #ffb347, var(--orange) 60%, #b85d00); color: #1a1206; }
.num.pink { background: var(--pink); color: #2a0a1f; } .num.yellow { background: var(--yellow); color: #262a00; }
.c-quote { grid-column: span 3; background: linear-gradient(140deg, var(--orange), #ff7a3d 55%, var(--pink)); color: #170d04; border: 0; justify-content: flex-end; }
.c-quote p { font-family: var(--font-display); font-weight: 700; font-size: 1.12rem; line-height: 1.3; letter-spacing: -.015em; }

.pillar { grid-column: span 4; }
.pillar-top { display: flex; justify-content: space-between; align-items: center; }
.idx { font-family: var(--font-display); font-weight: 700; color: var(--muted); font-size: .95rem; }
.pillar .link { margin-top: auto; padding-top: 6px; }
.flow { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px; margin-top: 22px; font-size: .8rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.flow span { padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
.flow i { font-style: normal; color: var(--orange); }

/* SAVINGS */
.savings .c-chart { grid-column: span 8; grid-row: span 4; gap: 16px; }
.savings .stat { grid-column: span 4; justify-content: center; gap: 4px; padding: 22px 26px; }
.stat .label { font-size: .85rem; color: var(--muted); }
.stat b { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.7rem, 3vw, 2.3rem); letter-spacing: -.03em; line-height: 1.1; }
.stat .sub { font-size: .88rem; color: var(--muted); }
.s-btc { background: linear-gradient(150deg, color-mix(in srgb, var(--orange) 16%, var(--surface)), var(--surface) 70%); }
.s-btc b { color: var(--orange-deep); }
:root[data-theme="dark"] .s-btc b { color: var(--orange); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .s-btc b { color: var(--orange); } }
.s-btc::after, .s-sats::after { content: ""; position: absolute; right: -26px; top: -26px; width: 90px; height: 90px; border-radius: 50%; }
.s-btc::after { background: radial-gradient(circle at 35% 30%, #ffb347, var(--orange) 60%, #b85d00); opacity: .9; }
.s-sats::after { background: var(--pink); opacity: .85; width: 60px; height: 60px; right: -16px; top: -16px; }
.controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.seg { display: inline-flex; background: var(--surface-2); border-radius: 999px; padding: 4px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 8px 14px; border-radius: 999px; font-size: .88rem; font-weight: 600; color: var(--muted); cursor: pointer; }
.seg button.on { background: var(--surface); color: var(--text); box-shadow: 0 1px 4px rgba(0,0,0,.12); }
.field { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--muted); background: var(--surface-2); border-radius: 999px; padding: 4px 6px 4px 14px; }
.field input { border: 0; background: var(--surface); border-radius: 999px; padding: 7px 12px; width: 92px; font-weight: 600; font-size: .9rem; }
.field input[type="date"] { width: auto; }
.field.slim input { width: 70px; }
.chart-box { position: relative; flex: 1; min-height: 340px; }
.chart-foot { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; font-size: .88rem; color: var(--muted); }
.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.switch input { accent-color: var(--orange); width: 17px; height: 17px; }
.disclaimer { margin-top: 18px; font-size: .8rem; color: var(--muted); max-width: 900px; }

/* LEARN / VIDEOS */
.topic { grid-column: span 3; }
.topic .idx { color: var(--orange); }
.videos { margin-top: 14px; }
.video { grid-column: span 4; padding: 0; }
.video .thumb { position: relative; aspect-ratio: 16 / 9; background: var(--surface-2); cursor: pointer; border: 0; padding: 0; width: 100%; display: block; overflow: hidden; }
.video .thumb img { width: 100%; height: 100%; object-fit: cover; }
.video .thumb .play { position: absolute; inset: 0; margin: auto; width: 64px; height: 64px; border-radius: 50%; background: var(--orange);
  display: grid; place-items: center; box-shadow: 0 10px 30px rgba(247,147,26,.45); transition: transform .2s; }
.video .thumb:hover .play { transform: scale(1.08); }
.video .thumb .play svg { width: 22px; height: 22px; fill: #161006; margin-left: 4px; }
.video iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; display: block; }
.video .meta { padding: 18px 22px 22px; display: grid; gap: 6px; }
.video .soon { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 20px; color: var(--muted); font-size: .9rem;
  background: radial-gradient(circle at 25% 35%, color-mix(in srgb, var(--orange) 22%, transparent), transparent 40%),
              radial-gradient(circle at 78% 70%, color-mix(in srgb, var(--pink) 20%, transparent), transparent 35%), var(--surface-2); }

/* QUIZ */
.arena-intro { grid-column: span 5; gap: 16px; }
.quiz { grid-column: span 7; gap: 16px; min-height: 420px; }
.q-top { display: flex; justify-content: space-between; align-items: center; font-size: .85rem; color: var(--muted); }
.q-bar { height: 6px; border-radius: 999px; background: var(--surface-2); overflow: hidden; }
.q-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--orange), var(--pink)); transition: width .3s; }
.q-question { font-family: var(--font-display); font-weight: 700; font-size: 1.45rem; letter-spacing: -.02em; line-height: 1.2; }
.q-opts { display: grid; gap: 10px; }
.q-opt { text-align: left; padding: 15px 18px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--surface-2); cursor: pointer; font-size: .98rem; transition: border-color .2s, background-color .2s; }
.q-opt:hover:not([disabled]) { border-color: var(--ring); }
.q-opt.right { border-color: #2fbf71; background: color-mix(in srgb, #2fbf71 14%, var(--surface)); }
.q-opt.wrong { border-color: #ef4f6b; background: color-mix(in srgb, #ef4f6b 12%, var(--surface)); }
.q-opt[disabled] { cursor: default; }
.q-explain { font-size: .92rem; color: var(--muted); padding: 12px 16px; border-left: 3px solid var(--orange); background: var(--surface-2); border-radius: 0 12px 12px 0; }
.q-score { font-family: var(--font-display); font-weight: 700; font-size: 4.5rem; letter-spacing: -.05em; line-height: 1; }

/* TOOLKIT */
.tool { grid-column: span 3; }
.tool .link { margin-top: auto; }

/* GALLERY */
.gallery { grid-auto-rows: 200px; }
.gallery .g1 { grid-column: span 4; grid-row: span 2; }
.gallery .g2 { grid-column: span 4; }
.gallery .g3 { grid-column: span 4; }
.gallery .g4 { grid-column: span 5; }
.gallery .g5 { grid-column: span 3; }
.gallery .g6 { grid-column: span 4; grid-row: span 2; }
.gallery .c-tiktok { grid-column: span 4; justify-content: flex-end; background: #111; color: #fff; border: 0; }
.gallery .c-tiktok .tag { color: #bdb7b0; }
.gallery .c-tiktok::before { content: ""; position: absolute; width: 120px; height: 120px; border-radius: 50%; right: -30px; top: -30px; background: var(--pink); }
.gallery .c-tiktok::after { content: ""; position: absolute; width: 56px; height: 56px; border-radius: 50%; right: 70px; top: 40px; background: var(--yellow); }
.gallery .c-tiktok .link { color: var(--orange); }

/* CONTACT */
.contact-main { grid-column: span 6; grid-row: span 2; gap: 18px; justify-content: center; }
.contact-bubbles { width: 220px; margin-top: 8px; }
.channel { grid-column: span 3; }
.channel .link { margin-top: auto; }
.channel.accent { background: linear-gradient(150deg, color-mix(in srgb, var(--orange) 20%, var(--surface)), var(--surface) 75%); }

/* FOOTER */
.footer { margin-top: clamp(64px, 9vw, 120px); border-top: 1px solid var(--line); padding: 48px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 28px; }
.footer h4 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; font-weight: 600; }
.footer-grid > div { display: flex; flex-direction: column; gap: 8px; font-size: .93rem; }
.f-brand p { margin-top: 12px; font-size: .9rem; }
.f-bottom { display: flex; justify-content: space-between; margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--muted); }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .b, .hero-logo { animation: none !important; }
}

/* RESPONSIVE */
@media (max-width: 1020px) {
  .nav-links { gap: 18px; }
  .story-bento .c-story, .story-bento .c-hero-photo { grid-column: span 12; grid-row: auto; }
  .c-mini, .c-quote { grid-column: span 6; }
  .pillar { grid-column: span 12; }
  .savings .c-chart { grid-column: span 12; grid-row: auto; }
  .savings .stat { grid-column: span 6; }
  .topic, .tool { grid-column: span 6; }
  .video { grid-column: span 6; }
  .arena-intro, .quiz { grid-column: span 12; }
  .contact-main { grid-column: span 12; grid-row: auto; }
  .channel { grid-column: span 6; }
  .gallery .g1, .gallery .g6 { grid-column: span 6; }
  .gallery .g2, .gallery .g3, .gallery .g4, .gallery .g5, .gallery .c-tiktok { grid-column: span 6; }
}
@media (max-width: 860px) {
  .menu-btn { display: grid; }
  .nav-links { position: fixed; inset: 64px 0 auto 0; flex-direction: column; gap: 0; padding: 8px 16px 18px; background: var(--bg);
    border-bottom: 1px solid var(--line); transform: translateY(-120%); transition: transform .3s; margin: 0; font-size: 1.05rem; z-index: -1; }
  .nav-links.open { transform: none; }
  .nav-links a { padding: 14px 4px; border-bottom: 1px solid var(--line); color: var(--text); }
  .nav-actions { margin-left: auto; }
  .hide-sm { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { max-width: 460px; width: 100%; margin-inline: auto; order: -1; aspect-ratio: 6 / 4.4; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .f-brand { grid-column: span 2; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .card { padding: 22px; border-radius: 24px; }
  .c-mini, .c-quote, .savings .stat, .topic, .tool, .video, .channel { grid-column: span 12; }
  .gallery { grid-auto-rows: 180px; }
  .gallery > * { grid-column: span 12 !important; grid-row: auto !important; }
  .gallery .g1, .gallery .g6 { grid-row: span 2 !important; }
  .chart-box { min-height: 280px; }
  .q-question { font-size: 1.25rem; }
  .btn { width: 100%; }
  .nav .btn { width: auto; }
}

/* ---------- v2: lava bubbles, logos, UX polish ---------- */
::selection { background: color-mix(in srgb, var(--orange) 35%, transparent); }
html { -webkit-tap-highlight-color: transparent; }
.hero-art { touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.hero-logo { pointer-events: none; }
.bub { cursor: grab; transition: r .25s ease; }
.bub.held { cursor: grabbing; }
.lava-hint { position: absolute; right: 6%; bottom: 2%; font-size: .75rem; color: var(--muted); letter-spacing: .04em; opacity: .8;
  padding: 5px 11px; border: 1px solid var(--line); border-radius: 999px; background: color-mix(in srgb, var(--surface) 70%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); pointer-events: none; }

.tool-top { display: flex; align-items: center; gap: 14px; }
.tool .logo { width: 52px; height: 52px; border-radius: 14px; object-fit: cover; flex: none;
  box-shadow: 0 0 0 1px var(--line), 0 6px 16px rgba(0,0,0,.12); transition: transform .3s cubic-bezier(.2,.8,.2,1.2); }
.tool:hover .logo { transform: rotate(-6deg) scale(1.08); }

.progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60; transform-origin: 0 50%; transform: scaleX(0);
  background: linear-gradient(90deg, var(--orange), var(--pink)); pointer-events: none; }
.nav-links a { position: relative; transition: color .2s; }
.nav-links a.active { color: var(--text); }
@media (min-width: 861px) {
  .nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; border-radius: 2px; background: var(--orange);
    transform: scaleX(0); transition: transform .25s; }
  .nav-links a.active::after, .nav-links a:hover::after { transform: scaleX(1); }
}
.to-top { position: fixed; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom)); width: 46px; height: 46px; border-radius: 50%; z-index: 40;
  display: grid; place-items: center; background: var(--orange); color: #161006; box-shadow: 0 8px 24px rgba(247,147,26,.4);
  opacity: 0; transform: translateY(12px) scale(.9); pointer-events: none; transition: opacity .25s, transform .25s; }
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.card.spot { background-image: radial-gradient(420px circle at var(--mx, -500px) var(--my, -500px), color-mix(in srgb, var(--orange) 9%, transparent), transparent 45%); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 28px rgba(247,147,26,.38); }
.btn-ghost:hover { transform: translateY(-1px); }
.icon-btn { transition: transform .2s, border-color .2s; }
.icon-btn:hover { border-color: var(--ring); }
.icon-btn:active { transform: scale(.92); }
.c-photo img { transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.c-photo:hover img { transform: scale(1.04); }
.video { transition: transform .25s, border-color .25s; }
.video:hover { transform: translateY(-3px); border-color: var(--ring); }
.video .meta h3 { font-size: 1.12rem; line-height: 1.25; }
.seg button, .q-opt, .field input { transition: background-color .2s, color .2s, box-shadow .2s, border-color .2s; }
.field input:focus { outline: 2px solid var(--orange); outline-offset: 0; }
body, .card, .nav, .btn-ghost, .icon-btn, .pill, .flow span { transition-property: background-color, color, border-color, transform, box-shadow, opacity; transition-duration: .3s; }
@media (prefers-reduced-motion: reduce) { .to-top, .c-photo img, .tool .logo { transition: none; } }
@media (max-width: 860px) { .lava-hint { right: 50%; transform: translateX(50%); } }
.ripple { fill: none; stroke: var(--orange); stroke-width: 2; pointer-events: none; transform-box: fill-box; transform-origin: center;
  animation: ripple .7s cubic-bezier(.2,.7,.3,1) forwards; }
@keyframes ripple { from { transform: scale(.4); opacity: .9; } to { transform: scale(6); opacity: 0; } }