/* Portfolio Studio V5 accessible design layer. All primary app CSS remains included. */
:root{--accent:#ad3d78;--sub:#ffe7f2;--ink:#14243a;--muted:#596b7f;--line:#d9e3ed;--bg:#f6f8fc;--card:#fff;--shadow:0 8px 28px #14243a0d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);line-height:1.65}
a{color:var(--accent)}.wrap{max-width:1170px;margin:auto;padding:0 22px}.skip-link{position:absolute;left:-9999px;top:5px;z-index:999}.skip-link:focus{left:12px;background:white;padding:12px}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:4}.topbar .wrap{min-height:73px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;gap:10px;align-items:center;font-weight:800;letter-spacing:-.02em;text-decoration:none;color:var(--ink);font-size:18px}.logo{display:grid;place-items:center;background:var(--accent);color:#fff;border-radius:13px;width:39px;height:39px;font-size:22px}.topbar nav{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.topbar nav a{color:#40536a;text-decoration:none;font-weight:650;font-size:14px}.topbar nav a:hover{text-decoration:underline}
.hero{background:linear-gradient(135deg,#fff,var(--sub));padding:64px 0 50px;border-bottom:1px solid var(--line)}.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:800;color:var(--accent)}.hero h1{font-size:clamp(34px,5vw,62px);line-height:1.12;letter-spacing:-.045em;max-width:850px;margin:13px 0}.hero .lead{max-width:690px;color:#405069;font-size:18px}.tag{display:inline-block;font-size:12px;border:1px solid var(--line);background:#fff;border-radius:30px;padding:6px 12px;color:#40556b}.hero-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}.hero-actions a{padding:11px 18px;text-decoration:none;border-radius:12px;font-weight:730;border:1px solid var(--accent)}.hero-actions .cta{background:var(--accent);color:#fff}.hero-actions .ghost{background:#fff;color:var(--accent)}
.layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(270px,.7fr);gap:22px;margin-top:38px}.card,.aside,.studio-card{border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:25px;min-width:0}.card h2{font-size:25px}.aside h3{font-size:18px;margin-top:0}.aside p,.aside li{font-size:14px;color:var(--muted)}.aside ul{padding-left:19px}.section{margin-top:30px;padding:10px 0 26px}.section h2{font-size:clamp(24px,3vw,32px);letter-spacing:-.025em;margin-bottom:6px}.section-intro{max-width:720px;color:var(--muted)}.prose{max-width:840px}.prose p{color:#4c5b6d}.prose li{margin-bottom:6px}
.studio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:22px}.studio-card{padding:23px;box-shadow:none;display:flex;flex-direction:column}.studio-card:hover{box-shadow:0 12px 30px #24415d16;transform:translateY(-2px)}.studio-card h3{margin:0 0 10px;font-size:18px;line-height:1.3}.studio-card p{font-size:14px;color:var(--muted);flex:1;margin:0 0 12px}.studio-card a{font-size:14px;font-weight:750}.studio-search{display:block;width:100%;max-width:540px;padding:15px;border:1px solid #b5c9df;border-radius:12px;background:#fff;color:var(--ink);font-size:16px}.studio-note{background:var(--sub);border-left:4px solid var(--accent);padding:15px 20px;border-radius:0 12px 12px 0;color:var(--ink);margin:25px 0}.footer{border-top:1px solid var(--line);background:#fff;padding:30px 0;margin-top:45px}.footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--muted)}.footer a{color:var(--accent)}
.pro-wrapper{max-width:820px;margin:32px auto}.pro-wrapper .card{padding:30px}.pro-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:end}.pro-label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:720}.pro-label:has(textarea){grid-column:1/-1}.pro-label input,.pro-label textarea,.pro-label select{width:100%;border:1px solid #c4d2e0;border-radius:11px;padding:12px;font-size:16px;color:var(--ink);background:#fff;min-height:46px}.pro-label textarea{resize:vertical;min-height:120px;line-height:1.6}.pro-actions{grid-column:1/-1;display:flex;gap:10px;flex-wrap:wrap}.pro-output{grid-column:1/-1;display:block;white-space:pre-wrap;overflow-wrap:anywhere;min-height:95px;padding:18px;border-radius:12px;background:var(--sub);border:1px solid var(--line);font-weight:620;color:var(--ink)}.pro-copy{grid-column:1/-1;width:max-content}.pro-copy,.pro-actions button{min-height:46px;border-radius:11px;padding:10px 18px;cursor:pointer}.pro-actions .primary{background:var(--accent);color:white;border:1px solid var(--accent)}.pro-actions .secondary,.pro-copy{background:white;color:var(--accent);border:1px solid var(--accent)}
.studio-columns{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(0,1fr);gap:27px}.studio-columns aside{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;height:max-content}.breadcrumbs{font-size:13px;margin-top:20px;color:var(--muted)}.article{line-height:1.8}.article h2{font-size:23px;line-height:1.3;margin-top:34px}.article p,.article li{color:#405269}.formula{white-space:pre-wrap;padding:18px;background:#f1f5fb;border:1px solid var(--line);border-radius:12px;font-family:ui-monospace,monospace;overflow-x:auto}.article ul{padding-left:22px}.topic-nav{display:flex;flex-wrap:wrap;gap:10px}.topic-nav a{border:1px solid var(--line);padding:9px 13px;border-radius:9px;text-decoration:none;background:white;font-size:14px}.text-muted{color:var(--muted)}:focus-visible{outline:3px solid #2563eb;outline-offset:3px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}.studio-card:hover{transform:none}}
@media(max-width:850px){.layout,.studio-columns{grid-template-columns:1fr}.studio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding:42px 0 34px}.wrap{padding:0 17px}.topbar .wrap{padding:13px 17px}.pro-wrapper{margin:15px auto}}
@media(max-width:550px){.studio-grid,.pro-form{grid-template-columns:1fr}.topbar nav{gap:10px}.topbar nav a{font-size:12px}.card,.aside,.studio-card{padding:18px}.hero h1{font-size:35px}}
@media(prefers-color-scheme:dark){body[data-theme="auto"]{color-scheme:dark}}
body[data-theme="dark"]{--ink:#eaf2fc;--muted:#adbed0;--line:#33475e;--bg:#0f1929;--card:#172339;--sub:#23364f;background:var(--bg);color:var(--ink)}body[data-theme="dark"] .card,body[data-theme="dark"] .aside,body[data-theme="dark"] .studio-card,body[data-theme="dark"] .topbar,body[data-theme="dark"] .footer,body[data-theme="dark"] .studio-columns aside{background:var(--card);color:var(--ink)}body[data-theme="dark"] .hero{background:linear-gradient(135deg,#172339,#243957)}body[data-theme="dark"] p,body[data-theme="dark"] a,body[data-theme="dark"] .hero .lead,body[data-theme="dark"] .aside p,body[data-theme="dark"] .aside li,body[data-theme="dark"] .studio-card p,body[data-theme="dark"] .article p,body[data-theme="dark"] .article li{color:#d0dbea}body[data-theme="dark"] input,body[data-theme="dark"] textarea,body[data-theme="dark"] select,body[data-theme="dark"] .pro-output{background:#24364d!important;color:white!important;border-color:#48607b!important}body[data-theme="dark"] .brand,body[data-theme="dark"] .topbar nav a{color:white}body[data-theme="dark"] .formula{background:#24364d;color:white}