/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 140px 0 100px; }
.hero-inner { position: relative; z-index: 2; }
.hero-title { font-size: clamp(2.9rem, 8.2vw, 7rem); line-height: 1.02; letter-spacing: -.01em; margin: 26px 0 28px; max-width: 14ch; }
.hero-title em { font-style: italic; color: var(--muted); }
.hero-title .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .12em; margin-bottom: -.12em; }
.hero-title .w > span { display: inline-block; transform: translateY(110%); }
.lede { font-size: clamp(1rem, 1.5vw, 1.2rem); color: var(--muted); max-width: 34rem; margin-bottom: 36px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
.stats { display: flex; flex-wrap: wrap; gap: 20px 48px; margin: 56px 0 0; }
.stats dt { font-family: var(--serif); font-size: 2.2rem; color: var(--dark); line-height: 1; }
.stats dd { margin: 6px 0 0; font-size: 12px; color: var(--muted); }
[data-intro] { opacity: 0; transform: translateY(24px); }
.scroll-cue { position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 10px; font-size: 10px; letter-spacing: .25em; text-transform: uppercase; color: var(--muted); }
.scroll-cue i { width: 1px; height: 44px; background: linear-gradient(var(--dark), transparent); animation: cue 2s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* Marquee */
.marquee-wrap { position: relative; background: rgba(255,255,255,.95); border-block: 1px solid var(--accent); padding: 20px 0; overflow: hidden; }
.marquee-track { display: flex; gap: 48px; width: max-content; font-family: var(--serif); font-style: italic; color: var(--muted); white-space: nowrap; animation: marquee 38s linear infinite; }
.marquee-track b { color: var(--gold); font-style: normal; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* 3D showcase (scroll-driven, pinned) */
.showcase { position: relative; }
.showcase-sticky { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.showcase-grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: center; }
@media (min-width: 900px) { .showcase-grid { grid-template-columns: 5fr 7fr; gap: 40px; } }
.showcase-copy .h2 { max-width: 12ch; }
.steps { list-style: none; margin: 24px 0 24px; padding: 0; position: relative; min-height: 190px; }
.step { position: absolute; inset: 0 auto auto 0; opacity: 0; transform: translateY(16px); transition: opacity .5s var(--ease), transform .5s var(--ease); pointer-events: none; max-width: 28rem; }
.step.is-on { opacity: 1; transform: none; pointer-events: auto; }
.step-n { font-size: 11px; letter-spacing: .2em; color: var(--gold); font-weight: 600; }
.step h3 { font-size: 2rem; margin: 6px 0 8px; }
.step p { color: var(--muted); font-size: .95rem; }
.step-dots { display: flex; gap: 8px; margin-bottom: 28px; }
.step-dots i { width: 28px; height: 3px; border-radius: 3px; background: var(--accent); transition: background .3s, width .4s var(--ease); }
.step-dots i.on { background: var(--dark); width: 48px; }
.showcase-stage { position: relative; height: min(62vh, 560px); border-radius: 32px; background: radial-gradient(circle at 50% 40%, #fff, rgba(255,255,255,.55)); border: 1px solid rgba(229,225,216,.9); box-shadow: 0 50px 90px -50px rgba(26,26,26,.35); overflow: hidden; }
#stage { width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
#stage:active { cursor: grabbing; }
.stage-caption { position: absolute; left: 24px; bottom: 20px; display: flex; flex-direction: column; pointer-events: none; }
.stage-caption span { font-family: var(--serif); font-size: 1.4rem; color: var(--dark); }
.stage-caption small { font-size: 11px; color: var(--muted); }
@media (max-width: 899px) {
    .hero { padding: 110px 0 90px; }
    .scroll-cue { display: none; }
    .ghost-word { opacity: .6; }
}
@media (max-width: 899px) { #stage { touch-action: pan-y; } }

/* Assessment */
.assess-grid { display: grid; gap: 56px; align-items: start; }
@media (min-width: 900px) { .assess-grid { grid-template-columns: 5fr 7fr; } .assess-copy { position: sticky; top: 130px; } }
.check-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; font-size: .95rem; }
.check-list li { display: flex; align-items: center; gap: 14px; }
.check-list span { width: 26px; height: 26px; border: 1px solid var(--accent); border-radius: 50%; display: grid; place-items: center; font-family: var(--serif); font-size: 12px; background: #fff; }
.quiz-card { position: relative; min-height: 440px; padding: 44px; border-radius: 28px; background: rgba(255,255,255,.95); border: 1px solid var(--accent); box-shadow: 0 40px 80px -48px rgba(26,26,26,.38); display: flex; flex-direction: column; justify-content: center; overflow: hidden; }
.quiz-progress { position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--accent); }
.quiz-progress i { display: block; height: 100%; width: 25%; background: var(--dark); transition: width .55s var(--ease); }
.quiz-label { text-align: center; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); margin-bottom: 22px; }
.quiz-step { display: none; }
.quiz-step.active { display: block; animation: stepIn .5s var(--ease) both; }
@keyframes stepIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.quiz-step h3 { font-size: 1.55rem; text-align: center; margin-bottom: 28px; }
.opt-grid { display: grid; gap: 12px; }
.opt-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.opt-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 520px) { .opt-grid.cols-3 { grid-template-columns: 1fr; } .quiz-card { padding: 32px 22px; } }
.quiz-option { padding: 18px 14px; border: 1px solid var(--accent); border-radius: 14px; background: #fff; font-size: 14px; font-weight: 500; color: var(--dark); transition: transform .25s var(--ease), border-color .25s, box-shadow .25s, background .25s, color .25s; }
.quiz-option:hover { border-color: var(--dark); transform: translateY(-3px); box-shadow: 0 14px 24px -16px rgba(0,0,0,.4); }
.quiz-option.selected { background: var(--dark); color: #fff; border-color: var(--dark); }
.quiz-loading { text-align: center; padding: 30px 0; }
.quiz-loading p { font-size: 12px; color: var(--muted); }
.quiz-loading h3 { margin: 18px 0 6px; font-size: 1.3rem; }
.loader-ring { width: 40px; height: 40px; margin: 0 auto; border-radius: 50%; border: 3px solid var(--accent); border-top-color: var(--dark); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.result-card { background: #000; color: var(--gold); border: 2px solid var(--gold); border-radius: 18px; padding: 26px; box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); }
.result-card h3 { color: #fff; font-family: var(--sans); font-size: 13px; text-transform: uppercase; letter-spacing: .18em; text-align: left; margin-bottom: 12px; }
.result-card > p { font-size: 12px; color: #d1d5db; margin-bottom: 18px; line-height: 1.7; }
.rec { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #18181b; border: 1px solid rgba(212,175,55,.4); padding: 12px; border-radius: 10px; margin-bottom: 8px; font-size: 12px; opacity: 0; transform: translateX(-14px); animation: recIn .5s var(--ease) forwards; animation-delay: var(--d, 0ms); }
@keyframes recIn { to { opacity: 1; transform: none; } }
.rec b { display: block; color: #fff; font-weight: 500; }
.rec small { color: var(--gold); font-family: ui-monospace, monospace; font-size: 10px; }
.rec a { padding: 7px 12px; background: var(--gold); color: #000; border-radius: 8px; font-weight: 700; white-space: nowrap; transition: background .2s; }
.rec a:hover { background: #fff; }
.result-actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.result-actions .btn { flex: 1; }

/* Process */
.section-head { margin-bottom: 64px; }
.process { position: relative; display: grid; gap: 24px; }
@media (min-width: 800px) { .process { grid-template-columns: repeat(3, 1fr); } }
.process-line { display: none; position: absolute; top: 58px; left: 16%; right: 16%; height: 1px; background: var(--accent); }
.process-line i { display: block; height: 100%; width: 100%; background: var(--gold); transform: scaleX(0); transform-origin: left; }
@media (min-width: 800px) { .process-line { display: block; } }
.process-card { position: relative; padding: 36px; border-radius: 22px; background: rgba(255,255,255,.85); border: 1px solid var(--accent); transition: box-shadow .45s var(--ease), border-color .3s; }
.process-card:hover { box-shadow: 0 34px 60px -34px rgba(26,26,26,.35); border-color: #cfc9bb; }
.process-card .num { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: var(--bg); border: 1px solid var(--accent); font-family: var(--serif); font-size: 1.2rem; font-weight: 600; margin-bottom: 26px; position: relative; z-index: 1; }
.process-card .num.dark { background: var(--dark); color: #fff; border-color: var(--dark); }
.process-card h3 { font-size: 1.5rem; margin-bottom: 10px; }
.process-card p { color: var(--muted); font-size: .92rem; }

/* Science */
.science { overflow: hidden; background: rgba(255,255,255,.7); border-block: 1px solid rgba(229,225,216,.6); }
.ghost-word { position: absolute; right: -2%; top: 50%; translate: 0 -50%; font-family: var(--serif); font-size: clamp(12rem, 34vw, 32rem); font-weight: 600; line-height: .8; color: transparent; -webkit-text-stroke: 1px rgba(26,26,26,.09); pointer-events: none; user-select: none; }
.science-grid { position: relative; display: grid; gap: 56px; align-items: center; }
@media (min-width: 900px) { .science-grid { grid-template-columns: 1fr 1fr; gap: 90px; } }
.feature-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 18px; font-size: .95rem; }
.feature-list li { position: relative; padding-left: 28px; }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 12px; height: 12px; border: 1.5px solid var(--dark); border-radius: 50%; }
.feature-list b { color: var(--dark); }
.science-card { padding: 44px; border-radius: 28px; background: rgba(249,248,246,.9); border: 1px solid var(--accent); box-shadow: 0 40px 80px -48px rgba(26,26,26,.35); }
.science-card h3 { font-size: 1.8rem; margin-bottom: 10px; }
.science-card > p { color: var(--muted); font-size: .9rem; margin-bottom: 30px; }
.mini-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mini-stats div { background: #fff; border: 1px solid var(--accent); border-radius: 14px; padding: 18px 10px; text-align: center; }
.mini-stats b { display: block; font-family: var(--serif); font-size: 2rem; font-weight: 500; color: var(--dark); line-height: 1; }
.mini-stats span { font-size: 10px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }

/* Closer */
.closer { text-align: center; }
.closer-title { font-size: clamp(3rem, 9vw, 8rem); line-height: .98; margin-bottom: 44px; }
.closer-title em { color: var(--muted); }
.closer .cta-row { justify-content: center; }