:root {
  --clay:#D97757; --clay-deep:#C15F3C; --char:#141413; --char-2:#1F1E1C;
  --paper:#F4F1EA; --paper-2:#EAE5DA; --white:#FFFFFF; --mute:#6B6A65; --night-mute:#B4B0A7; --tide:#2B6E69;
  --line:#DAD6CD; --radius:20px; --panel-radius:28px;
  --font:"Pretendard Variable",Pretendard,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --shadow:0 24px 64px -26px #14141366; --header-height:72px;
}
* { box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; scroll-padding-top:96px; scrollbar-color:var(--tide) var(--paper); }
body { margin:0; background:var(--paper); color:var(--char); font:400 17px/1.7 var(--font); word-break:keep-all; overflow-wrap:anywhere; caret-color:var(--clay-deep); accent-color:var(--tide); }
::selection { background:var(--clay); color:var(--char); }
[hidden] { display:none !important; }
:focus-visible { outline:3px solid var(--tide); outline-offset:5px; }
a { color:inherit; text-underline-offset:.24em; }
button,input { font:inherit; }
button { cursor:pointer; border:0; }
button,.button { min-height:44px; line-height:1.4; }
button:disabled { cursor:default; opacity:.55; }
input { min-width:0; max-width:100%; }
img,video,iframe,svg,canvas { max-width:100%; }
h1,h2,h3,h4 { text-wrap:balance; line-height:1.18; font-weight:850; letter-spacing:-.035em; margin:0; }
p { text-wrap:pretty; margin:0 0 1em; }
h1 { font-size:clamp(2.6rem,6.2vw,5.6rem); }
h2 { font-size:clamp(2rem,4.4vw,3.8rem); }
h3 { font-size:clamp(1.4rem,2.2vw,1.9rem); }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip-path:inset(50%); border:0; }
.u { display:inline-block; max-inline-size:100%; }
.sent { display:block; }
.wrap { width:min(100%,1328px); padding-inline:clamp(16px,5vw,64px); margin-inline:auto; }
.section { padding-block:clamp(72px,9vw,128px); }
.eyebrow { margin:0 0 14px; color:var(--clay-deep); font-size:16px; font-weight:750; letter-spacing:.02em; }
.split-title > span { display:block; color:var(--mute); }
.split-title > strong { display:block; font-weight:inherit; }
.lead { font-size:clamp(1.1rem,1.8vw,1.35rem); line-height:1.7; max-inline-size:40em; margin-top:22px; }
.section-intro { max-inline-size:52rem; margin-bottom:clamp(32px,5vw,56px); }
[data-reveal] { opacity:0; transform:translateY(40px); transition:opacity .7s ease-out,transform .7s ease-out; }
[data-reveal].is-in { opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce) { [data-reveal] { opacity:1; transform:none; transition:none; } }

/* 단추 */
.button { display:inline-flex; align-items:center; justify-content:center; gap:10px; min-height:52px; padding:14px 24px; border-radius:999px; background:var(--char); color:var(--white); font-weight:650; text-decoration:none; text-align:center; transition:background .2s,transform .2s; }
.button:hover { background:var(--char-2); transform:translateY(-2px); }
.button.primary { background:var(--clay); color:var(--char); }
.button.primary:hover { background:#E98C6D; }
.button.secondary { background:transparent; box-shadow:inset 0 0 0 1.5px currentColor; color:inherit; }
.button.secondary:hover { background:#ffffff14; }
.button.royal { background:#4169E1; color:#fff; }
.button.royal:hover { background:#3457C9; }
.button.emerald { background:#0B8A5F; color:#fff; }
.button.emerald:hover { background:#097350; }
/* 랜덤 순서 뽑기: 뽑기 화면의 골드와 맞춘 따뜻한 그라데이션. 어두운 글자로 대비를 확보한다(5.5:1 이상). */
.button.dice { background:linear-gradient(135deg,#F7C23A 0%,#F5A524 55%,#EF8A1F 100%); color:#3A2A00; box-shadow:0 8px 22px -8px #F5A52499,inset 0 1px 0 #ffffff66; }
.button.dice:hover { background:linear-gradient(135deg,#FFD257 0%,#F8B034 55%,#F29A2E 100%); box-shadow:0 12px 26px -8px #F5A524b3,inset 0 1px 0 #ffffff80; }
.button.dice .dice-ico { display:inline-block; font-size:1.15em; line-height:1; transition:transform .45s cubic-bezier(.3,1.5,.5,1); filter:drop-shadow(0 1px 0 #ffffff55); }
.button.dice:hover .dice-ico,.button.dice:focus-visible .dice-ico { transform:rotate(360deg) scale(1.12); }
@media (prefers-reduced-motion:reduce) { .button.dice .dice-ico { transition:none; } .button.dice:hover .dice-ico,.button.dice:focus-visible .dice-ico { transform:none; } }
/* PDF 공방: 다른 단추와 겹치지 않는 보라 그라데이션, 흰 글자(5.8:1 이상). */
.button.damim { background:linear-gradient(135deg,#3D8B6B 0%,#2F6F55 100%); color:#fff; box-shadow:0 8px 22px -8px #2F6F5599,inset 0 1px 0 #ffffff40; }
.button.damim:hover { background:linear-gradient(135deg,#4B9C7B 0%,#38805F 100%); box-shadow:0 12px 26px -8px #2F6F55b3,inset 0 1px 0 #ffffff59; }
.button.call { background:linear-gradient(135deg,#FF7A52 0%,#E8472B 100%); color:#fff; box-shadow:0 8px 22px -8px #FF5A3699,inset 0 1px 0 #ffffff40; }
.button.call:hover { background:linear-gradient(135deg,#FF8E69 0%,#F0583B 100%); box-shadow:0 12px 26px -8px #FF5A36b3,inset 0 1px 0 #ffffff59; }
.button.pdf { background:linear-gradient(135deg,#7A5CF5 0%,#5B3FD6 100%); color:#fff; box-shadow:0 8px 22px -8px #6D4DF299,inset 0 1px 0 #ffffff40; }
.button.pdf:hover { background:linear-gradient(135deg,#8A6EFA 0%,#6849E0 100%); box-shadow:0 12px 26px -8px #6D4DF2b3,inset 0 1px 0 #ffffff59; }
/* 인트로 단추 아이콘: 가리키면 저마다 다르게 움직인다(랜덤 순서 뽑기의 주사위처럼) */
.button .bi { display:inline-block; font-size:1.1em; line-height:1; transform-origin:50% 80%; }
.button:active { transform:translateY(0) scale(.97); }
@keyframes bi-pen { 0%{transform:rotate(0)} 25%{transform:translate(4px,2px) rotate(-18deg)} 50%{transform:translate(-3px,0) rotate(8deg)} 75%{transform:translate(3px,2px) rotate(-14deg)} 100%{transform:rotate(0)} }
@keyframes bi-eyes { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-4px)} 60%{transform:translateX(4px)} 80%{transform:translateX(-2px)} }
@keyframes bi-mic { 0%,100%{transform:scale(1)} 30%{transform:scale(1.3) rotate(-8deg)} 55%{transform:scale(.95) rotate(6deg)} 75%{transform:scale(1.18)} }
@keyframes bi-wave { 0%,100%{transform:scale(1)} 20%{transform:scale(1.25)} 40%{transform:scale(.9)} 60%{transform:scale(1.2)} 80%{transform:scale(.95)} }
@keyframes bi-flip { 0%{transform:rotateY(0)} 100%{transform:rotateY(360deg)} }
.button:hover .bi-pen,.button:focus-visible .bi-pen { animation:bi-pen .7s ease-in-out; }
.button:hover .bi-eyes,.button:focus-visible .bi-eyes { animation:bi-eyes .8s ease-in-out; }
.button:hover .bi-mic,.button:focus-visible .bi-mic { animation:bi-mic .8s ease-in-out; }
.button:hover .bi-wave,.button:focus-visible .bi-wave { animation:bi-wave .8s ease-in-out; }
.button.pdf:hover .pdf-ico,.button.pdf:focus-visible .pdf-ico { animation:bi-flip .55s ease-in-out; }
@media (prefers-reduced-motion:reduce) { .button .bi,.button.pdf .pdf-ico { animation:none !important; } .button:active { transform:none; } }
.button.pdf .pdf-ico { display:inline-block; font-size:1.1em; line-height:1; transition:transform .3s cubic-bezier(.3,1.5,.5,1); }
.button.pdf:hover .pdf-ico,.button.pdf:focus-visible .pdf-ico { transform:translateY(-2px) rotate(-8deg); }
@media (prefers-reduced-motion:reduce) { .button.pdf .pdf-ico { transition:none; } .button.pdf:hover .pdf-ico,.button.pdf:focus-visible .pdf-ico { transform:none; } }
.icon { width:22px; height:22px; flex:none; fill:none; stroke:currentColor; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }
.actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
.copy-points { display:flex; flex-wrap:wrap; gap:10px 24px; padding:0; margin:24px 0 0; list-style:none; }
.copy-points li::before { content:""; display:inline-block; inline-size:6px; block-size:6px; margin-inline-end:10px; margin-block-end:3px; border-radius:50%; background:var(--clay); }

/* 머리글 */
.skip-link { position:fixed; left:16px; top:-100px; z-index:100; padding:10px 18px; background:var(--white); color:var(--char); }
.skip-link:focus { top:12px; }
.site-header { position:fixed; top:0; inset-inline:0; z-index:40; height:var(--header-height); display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:16px; padding:8px clamp(12px,3vw,40px); color:var(--white); background:#141413eb; border-bottom:1px solid #ffffff16; backdrop-filter:blur(12px); }
.logo { display:inline-flex; align-items:center; gap:9px; width:fit-content; min-height:44px; text-decoration:none; font-size:25px; font-weight:850; letter-spacing:-.04em; }
.logo svg { width:30px; height:30px; color:var(--clay); }
.brand-lockup { display:grid; gap:4px; line-height:1.1; }
.brand-tagline { font-size:16px; font-weight:500; letter-spacing:-.02em; color:#C3BFB7; }
.pill-nav { display:flex; align-items:center; padding:4px; gap:4px; border:1px solid #ffffff24; border-radius:999px; background:#ffffff0d; }
.pill-nav a { display:flex; align-items:center; justify-content:center; min-height:44px; padding:8px 21px; border-radius:999px; text-decoration:none; font-weight:600; font-size:16px; color:#E4E0D7; }
.pill-nav a:hover,.pill-nav a[aria-current="page"] { background:var(--white); color:var(--char); }
.join-area { justify-self:end; }
.join-trigger { min-height:44px; padding:10px 18px; border-radius:999px; background:var(--clay); color:var(--char); font-weight:700; }
.join-popover { position:absolute; top:80px; right:clamp(12px,3vw,40px); width:min(390px,calc(100vw - 24px)); padding:26px; border-radius:var(--radius); background:var(--white); color:var(--char); box-shadow:var(--shadow); }
.join-popover h2 { font-size:24px; margin-bottom:8px; }
.join-popover p { font-size:16px; }
.join-form { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:10px; }
.join-form input { width:100%; border:1px solid #B9B5AC; border-radius:10px; padding:12px; font-size:20px; letter-spacing:.12em; font-variant-numeric:tabular-nums; }
#msg { margin:14px 0 0; color:var(--tide); }
.join-call { margin:12px 0 0; padding-top:12px; border-top:1px solid #E4E0D8; }
.join-call a { color:var(--char); font-weight:700; text-decoration:underline; text-underline-offset:3px; }
#msg.is-bad { color:var(--clay-deep); }
main { display:block; }

/* 바닥글·대화상자 */
.site-footer { padding-block:36px 94px; display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; border-top:1px solid var(--line); }
.maker-button { min-height:44px; padding:8px 0; background:transparent; color:inherit; font-weight:650; text-align:left; }
.site-footer p { flex:1 1 420px; max-inline-size:60ch; color:var(--mute); font-size:16px; margin:0; }
.maker-dialog { width:min(520px,calc(100% - 32px)); max-height:calc(100dvh - 48px); padding:32px; border:0; border-radius:var(--radius); background:var(--paper); color:var(--char); box-shadow:var(--shadow); }
.maker-dialog::backdrop { background:#141413a6; backdrop-filter:blur(5px); }
.maker-dialog h2 { font-size:30px; padding-right:44px; margin-bottom:24px; }
.dialog-close { position:absolute; right:16px; top:14px; display:grid; place-items:center; min-width:44px; min-height:44px; border-radius:50%; background:var(--white); color:var(--char); }
.contact-links { display:flex; flex-wrap:wrap; gap:12px; margin-block:24px; }
.contact-links a,.contact-links span { display:inline-flex; align-items:center; gap:6px; min-height:44px; }

/* 첫 화면 */
body.intro-page { background:var(--char); color:var(--white); }
.intro-page .site-footer { border-color:#ffffff24; }
.intro-page .site-footer p { color:var(--night-mute); }
.intro-stage { position:relative; min-height:100svh; display:grid; place-items:center; isolation:isolate; padding:104px 20px 80px; overflow:clip; background:var(--char); }
.intro-stage::after { content:""; position:absolute; inset:0; z-index:-2; pointer-events:none; background:radial-gradient(ellipse at 70% 66%,#D9775738,transparent 44%),radial-gradient(ellipse at 28% 72%,#2B6E6938,transparent 48%); }
.intro-stage.intro-active::after { visibility:hidden; }
.intro-ending { position:relative; z-index:2; width:min(100%,900px); text-align:center; }
.intro-ending h1 { font-size:clamp(2.4rem,5.6vw,5.2rem); font-weight:900; }
.intro-ending .split-title > span { color:var(--night-mute); }
.intro-ending .tagline { color:var(--night-mute); font-size:clamp(1rem,2vw,1.3rem); margin:0 0 28px; }
.intro-ending .lead { margin-inline:auto; color:#E0DDD6; }
.intro-ending .actions { justify-content:center; margin-top:40px; }
.replay { display:inline-flex; align-items:center; min-height:44px; margin-top:24px; padding:8px 12px; background:transparent; color:var(--night-mute); text-decoration:underline; text-underline-offset:.3em; }
.intro-active .intro-ending { position:absolute; top:68%; inset-inline:0; width:auto; padding:0 16px 24px; opacity:0; visibility:hidden; transform:translateY(16px); pointer-events:none; transition:opacity .6s ease-out,transform .6s ease-out,visibility 0s .6s; }
.intro-active .intro-ending.is-visible { opacity:1; visibility:visible; transform:none; pointer-events:auto; transition-delay:0s; }
.intro-active .intro-ending > :is(.tagline,h1,.lead) { display:none; }
.intro-active .intro-ending .actions { margin-top:0; }
.intro-active .replay { margin-top:12px; font-size:16px; }

/* 인트로 캔버스 장면 */
.ri { position:absolute; inset:0; overflow:hidden; background:var(--char); color:var(--paper); line-height:1.2; z-index:-1; }
.ri-stage,.ri-cv { position:absolute; inset:0; width:100%; height:100%; display:block; pointer-events:none; }
.ri-vig { position:absolute; inset:0; background:radial-gradient(120% 95% at 50% 46%,transparent 52%,rgba(0,0,0,.5) 100%); }
.ri-scene { position:absolute; inset:0; display:grid; place-items:center; pointer-events:none; }
.ri-cap { margin:0; font-size:clamp(2rem,6vw,4.6rem); font-weight:800; letter-spacing:-.03em; line-height:1.25; text-align:center; text-wrap:balance; animation:ri-in .7s cubic-bezier(.16,1,.3,1); }
.ri-cap .ri-dim { color:var(--clay); }
.ri-step { font-size:clamp(1.5rem,4vw,3rem); }
@keyframes ri-in { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:none; } }
.ri-list { list-style:none; margin:0; padding:0; display:grid; gap:.5em; font-size:clamp(1.8rem,5vw,3.6rem); }
.ri-li { color:rgba(168,164,155,.4); transition:color .4s; }
.ri-li.is-on { color:var(--paper); }
.ri-num { display:block; font:600 14px/1.2 ui-monospace,Consolas,monospace; letter-spacing:.1em; margin-bottom:.3em; color:var(--clay); }
.ri-tt { display:block; font-weight:800; letter-spacing:-.025em; }
.ri-lock { text-align:center; position:absolute; top:34%; left:0; right:0; opacity:0; transform:translateY(16px); transition:opacity .9s,transform .9s; }
.ri-lock.is-on { opacity:1; transform:none; }
.ri-name { margin:0; font-family:"Noto Serif KR",serif; font-weight:900; font-size:clamp(3.4rem,11vw,8rem); letter-spacing:-.02em; text-shadow:0 0 .4em rgba(217,119,87,.25); }
.ri-en { display:block; font-family:Georgia,serif; font-style:italic; font-size:clamp(1.4rem,3.6vw,2.6rem); color:rgba(244,241,234,.8); }
.ri-tag { margin:.7em 0 0; font-weight:700; font-size:clamp(1rem,2vw,1.4rem); color:var(--night-mute); }
.ri-ctrl { position:absolute; right:max(16px,1.6vw); bottom:80px; z-index:2; display:flex; gap:8px; transition:opacity .35s; }
.ri-btn { position:relative; display:inline-flex; align-items:center; justify-content:center; gap:8px; min-width:48px; min-height:48px; padding:0 18px; overflow:hidden; border:1px solid rgba(244,241,234,.22); border-radius:999px; background:rgba(31,30,28,.66); backdrop-filter:blur(12px); color:var(--paper); font:600 16px/1 var(--font); }
.ri-btn:hover { background:rgba(58,56,52,.82); }
.ri-btn svg { width:18px; height:18px; flex:none; }
.ri-pause { padding:0; }
.ri-bar { position:absolute; left:16px; right:16px; bottom:7px; height:2px; background:rgba(244,241,234,.16); }
.ri-bar i { display:block; height:100%; background:var(--clay); transform-origin:0 50%; transform:scaleX(0); }
.ri-done .ri-ctrl { opacity:0; visibility:hidden; }
.ri-flash .ri-stage { animation:ri-in .5s; }

/* 사진 히어로(사진 대신 그라데이션 장면) */
.photo-hero { min-height:92svh; display:flex; align-items:end; position:relative; isolation:isolate; color:var(--white); background:var(--char); overflow:clip; }
.photo-hero::before { content:""; position:absolute; inset:0; z-index:-2; }
.hero-explore::before { background:radial-gradient(ellipse at 80% 30%,#D9775766,transparent 50%),radial-gradient(ellipse at 20% 80%,#2B6E6966,transparent 55%),linear-gradient(160deg,#2a2723,#141413); }
.hero-make::before { background:radial-gradient(ellipse at 75% 60%,#D9775760,transparent 50%),radial-gradient(ellipse at 30% 25%,#4FA39A44,transparent 55%),linear-gradient(200deg,#262320,#141413); }
.photo-hero::after { content:""; position:absolute; inset:0; z-index:-1; background:linear-gradient(0deg,#141413cc 0%,#14141300 45%); }
.photo-hero .hero-content { padding-block:170px 88px; width:100%; }
.photo-hero h1 { max-inline-size:15em; }
.photo-hero .split-title > span { color:#C9C5BD; }
.hero-bottom { margin-top:28px; }
.hero-bottom > div { max-inline-size:40em; }
.hero-bottom .lead { margin-top:0; color:#E6E3DC; }
.hero-bottom .copy-points { color:#E6E3DC; }

/* 포스터(영상/이미지 자리) */
.poster { position:relative; display:grid; place-items:center; color:var(--white); overflow:hidden; background:linear-gradient(135deg,#2B6E69,#141413); }
.poster-create { background:linear-gradient(135deg,#C15F3C,#3a1d12); }
.poster-explore { background:linear-gradient(135deg,#2B6E69,#10201f); }
.poster-live { background:linear-gradient(135deg,#6a5a9a,#1c1830); }
.poster-board { background:linear-gradient(135deg,#34423a,#101512); }
.poster-n { position:absolute; left:6%; top:8%; font-size:clamp(2rem,6vw,4rem); font-weight:850; opacity:.28; font-variant-numeric:tabular-nums; }
.poster-t { font-weight:800; font-size:clamp(1.2rem,2.4vw,2rem); text-align:center; padding:0 16px; }

/* 제작하기 */
.make-steps { list-style:none; margin:0; padding:0; display:grid; gap:clamp(20px,3vw,28px); }
.make-step { padding:clamp(22px,4vw,48px); border-radius:var(--panel-radius); background:var(--white); }
.step-head { display:grid; grid-template-columns:auto minmax(0,1fr); gap:clamp(14px,2.4vw,24px); align-items:start; }
.step-num { display:grid; place-items:center; width:48px; height:48px; border-radius:50%; background:var(--char); color:var(--white); font-weight:800; font-size:20px; }
.step-head h3 { margin:6px 0 10px; }
.step-head p { margin:0; color:var(--mute); max-inline-size:40em; font-size:18px; }
.hl { color:#A84D2D; font-weight:750; }
.ai-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:14px; margin-top:28px; }
.ai-card { display:flex; flex-direction:column; gap:16px; padding:22px; border-radius:var(--radius); background:var(--paper); }
.ai-card h4 { display:flex; align-items:center; gap:10px; font-size:1.35rem; }
.ai-card .ai-rec { margin:-6px 0 0; color:#57564F; font-size:16px; line-height:1.55; }
.ai-card .ai-rec b { display:inline-block; margin-right:6px; padding:1px 8px; border-radius:999px; background:var(--white); color:var(--ai-text); font-size:14px; font-weight:800; }
.ai-dot { width:26px; height:26px; border-radius:50%; flex:none; }
.ai-dot-chatgpt { background:#0D0D0D; } .ai-dot-gemini { background:linear-gradient(135deg,#4285F4,#9B72CB,#D96570); } .ai-dot-claude { background:#D97757; }
.ai-card[data-ai="chatgpt"] { --ai:#0D0D0D; --ai-ink:#FFFFFF; --ai-text:#0D0D0D; --ai-bg:linear-gradient(#0D0D0D,#0D0D0D); }
.ai-card[data-ai="gemini"] { --ai:#1B66C9; --ai-ink:#FFFFFF; --ai-text:#1B5FBF; --ai-bg:linear-gradient(90deg,#1B66C9,#7E57C2); }
.ai-card[data-ai="claude"] { --ai:#D97757; --ai-ink:#141413; --ai-text:#A84D2D; --ai-bg:linear-gradient(#D97757,#D97757); }
.ai-card .ai-web { background:var(--ai-bg); color:var(--ai-ink); }
.ai-card .ai-app { background:var(--white); color:var(--ai-text); box-shadow:inset 0 0 0 1.5px var(--ai); }
.ai-card .ai-app:hover { background:var(--white); box-shadow:inset 0 0 0 2.5px var(--ai); }
.ai-actions { display:grid; gap:10px; }
.ai-actions .button { width:100%; }
.ai-status { min-height:1.7em; margin:18px 0 0; color:var(--tide); font-weight:600; }
.ai-status a { color:var(--clay-deep); font-weight:700; }
.prompt-box { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:16px 24px; margin-top:24px; padding:22px 24px; border-radius:var(--radius); background:var(--char); color:var(--white); }
.prompt-box code { flex:1 1 22rem; font-family:var(--font); font-size:17px; line-height:1.7; }
.prompt-box button { display:inline-flex; align-items:center; gap:10px; min-height:48px; padding:12px 20px; border-radius:999px; background:var(--clay); color:var(--char); font-weight:700; }
.copy-count { font-size:16px; color:var(--mute); margin:12px 0 0; }
.copy-status { min-height:1.7em; margin:8px 0 0; color:var(--tide); font-weight:600; }
.before-after { display:grid; grid-template-columns:minmax(0,1fr) auto minmax(0,1fr); align-items:center; gap:16px; margin-top:28px; }
.ba-item { display:grid; gap:10px; min-inline-size:0; }
.ba-card { margin:0; border-radius:var(--radius); overflow:clip; }
.ba-img { aspect-ratio:16/10; position:relative; display:flex; align-items:center; justify-content:center; gap:3%; }
.ba-img-before { background:var(--paper-2); filter:grayscale(.55); }
.ba-img-before i { width:26%; aspect-ratio:1; background:#fff; border-radius:8px; box-shadow:inset 0 0 0 2px #cfcabd; position:relative; }
.ba-img-before i::after { content:""; position:absolute; inset:50% auto auto 50%; width:14%; aspect-ratio:1; border-radius:50%; background:#444; transform:translate(-50%,-50%); }
.ba-img-before i:nth-child(2)::after { width:30%; } .ba-img-before i:nth-child(3)::after { width:55%; opacity:.5; }
.ba-img-after { background:#EAF2F1; flex-direction:column; }
.ba-img-after b { width:46%; aspect-ratio:1; border-radius:8px; background:radial-gradient(circle,#14141399 0 42%,transparent 44%) 0 0/22% 22%; box-shadow:inset 0 0 0 2px #B9D4D1; }
.ba-img-after em { margin-top:4%; width:60%; height:8px; border-radius:8px; background:linear-gradient(90deg,var(--clay) 0 70%,#cfd7d5 70%); }
.ba-tag { justify-self:start; padding:5px 14px; border-radius:999px; font-size:16px; font-weight:750; }
.ba-card figcaption { display:grid; gap:4px; padding:16px 20px 18px; }
.ba-card figcaption strong { font-size:18px; }
.ba-before .ba-card { background:var(--paper-2); }
.ba-before .ba-tag { background:#57564F; color:var(--white); }
.ba-before figcaption span { color:var(--mute); }
.ba-after .ba-card { background:var(--char); color:var(--paper); box-shadow:0 0 0 3px var(--clay),var(--shadow); }
.ba-after .ba-tag { background:var(--clay); color:var(--char); }
.ba-after figcaption span { color:#D6D2CA; }
.ba-arrow { display:grid; place-items:center; width:48px; height:48px; border-radius:50%; background:var(--clay); color:var(--char); }
.catalog { background:var(--white); }
.section-head { display:flex; align-items:end; justify-content:space-between; gap:24px; flex-wrap:wrap; margin-bottom:28px; }
.section-head > div:first-child { flex:1 1 480px; }
.section-head p { margin:16px 0 0; color:var(--mute); max-inline-size:40em; }
.filters { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:12px; }
.chip { min-height:44px; padding:10px 18px; border-radius:999px; background:var(--paper); color:var(--char); }
.chip[aria-pressed="true"] { background:var(--char); color:var(--white); }
.filter-label { margin:24px 0 8px; font-size:16px; font-weight:650; }
.rail { display:grid; grid-auto-flow:column; grid-auto-columns:calc((100% - 40px)/3); gap:20px; overflow-x:auto; overscroll-behavior-inline:contain; scroll-snap-type:x mandatory; padding:4px 2px 24px; scrollbar-width:thin; scrollbar-color:var(--tide) var(--paper); }
.lesson-card,.compare-card { scroll-snap-align:start; display:flex; flex-direction:column; background:var(--paper); border-radius:var(--radius); overflow:clip; }
.card-thumb { aspect-ratio:16/9; width:100%; }
.card-body { padding:24px; display:flex; flex-direction:column; align-items:start; flex:1; gap:14px; }
.card-body h3 { font-size:1.5rem; }
.card-body p { margin:0; }
.card-body .button { margin-top:auto; width:100%; }
.card-meta,.model-badge { font-size:16px; color:var(--mute); }
.model-badge { padding:6px 10px; border-radius:8px; background:var(--white); }
.tag-list { display:flex; flex-wrap:wrap; gap:6px 12px; }
.tag { font-size:16px; color:var(--tide); }
.rail-controls { display:flex; gap:8px; }
.rail-controls button { min-width:48px; min-height:48px; display:grid; place-items:center; background:var(--paper); color:var(--char); border-radius:50%; }
.empty-card { min-height:260px; padding:28px; justify-content:center; background:var(--paper); }
.empty-card h3 { margin-bottom:14px; }
.empty-card p { color:var(--mute); }
.comparisons .compare-card { background:var(--white); }
.status-line { color:var(--mute); margin-top:16px; }

@media (max-width:1100px) { .brand-tagline { display:none; } }
@media (max-width:1023px) { .feature-bento { grid-template-columns:repeat(2,minmax(0,1fr)); } .rail { grid-auto-columns:calc((100% - 20px)/2); } }
@media (max-width:899px) {
  .feature-panel,.feature-panel.reverse { grid-template-columns:minmax(0,1fr); }
  .feature-panel.reverse .feature-copy { order:0; }
  .ai-grid { grid-template-columns:minmax(0,1fr); } .ai-actions { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .next-step { grid-template-columns:minmax(0,1fr); grid-template-areas:"label" "title" "desc" "go"; justify-items:start; row-gap:10px; }
  .live-split { grid-template-columns:minmax(0,1fr); }
}
@media (max-width:767px) {
  .site-header { gap:8px; padding-inline:12px; grid-template-columns:auto minmax(0,1fr) auto; }
  .logo { font-size:21px; gap:5px; } .logo svg { width:22px; }
  .pill-nav { justify-self:center; gap:0; padding:3px; } .pill-nav a { padding:8px 10px; }
  .join-trigger { padding:10px 13px; }
  .photo-hero { min-height:86svh; } .photo-hero .hero-content { padding-block:132px 48px; }
  .rail { grid-auto-columns:min(86%,22rem); gap:16px; } .rail-controls { display:none; }
  .before-after { grid-template-columns:minmax(0,1fr); } .ba-arrow { justify-self:center; transform:rotate(90deg); }
  .step-head { grid-template-columns:minmax(0,1fr); }
}
@media (max-width:559px) { .feature-bento { grid-template-columns:minmax(0,1fr); } .ai-actions { grid-template-columns:minmax(0,1fr); } .prompt-box button { width:100%; justify-content:center; } }