/* Symbraix website design system · system-first */
:root{--bg:#f5f8fc;--surface:#fff;--surface2:#edf2fb;--text:#12243c;--muted:#5b6b83;--line:#dbe5f1;--blue:#006ebd;--purple:#7038bb;--gold:#b77b1d;--pill:#e7eef8;--shadow:0 20px 64px rgba(17,44,86,.09);color-scheme:light}
@media(prefers-color-scheme:dark){:root{--bg:#080f1d;--surface:#111d30;--surface2:#17263e;--text:#ebf3ff;--muted:#9eadc7;--line:#2b3c58;--blue:#72bcff;--purple:#be9cf9;--gold:#ffc37e;--pill:#203654;--shadow:0 22px 70px rgba(0,0,0,.22);color-scheme:dark}}
html[data-theme="light"]{--bg:#f5f8fc;--surface:#fff;--surface2:#edf2fb;--text:#12243c;--muted:#5b6b83;--line:#dbe5f1;--blue:#006ebd;--purple:#7038bb;--gold:#b77b1d;--pill:#e7eef8;--shadow:0 20px 64px rgba(17,44,86,.09);color-scheme:light}
html[data-theme="dark"]{--bg:#080f1d;--surface:#111d30;--surface2:#17263e;--text:#ebf3ff;--muted:#9eadc7;--line:#2b3c58;--blue:#72bcff;--purple:#be9cf9;--gold:#ffc37e;--pill:#203654;--shadow:0 22px 70px rgba(0,0,0,.22);color-scheme:dark}
*,*::before,*::after{box-sizing:border-box} html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}::selection{background:rgba(90,147,232,.3)}:focus-visible{outline:3px solid #56aaf5;outline-offset:3px} .wrap{width:min(1160px,calc(100% - 46px));margin:auto} .slim{max-width:830px}
nav.top{height:78px;position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(22px);border-bottom:1px solid var(--line)}nav .wrap{display:flex;align-items:center;justify-content:space-between;height:100%;gap:15px}.brand{display:inline-flex;gap:13px;align-items:center;font-weight:720;font-size:23px;letter-spacing:-.6px;white-space:nowrap}.brand img{width:42px;height:42px;border-radius:11px;box-shadow:0 5px 15px rgba(84,41,173,.18)}.navlinks{display:flex;align-items:center;gap:23px;font-size:14px;font-weight:590}.navlinks a{color:var(--muted)}.navlinks a[aria-current=page],.navlinks a:hover{color:var(--text)}.toolbar{display:flex;align-items:center;gap:8px}.tiny{font-size:12px;color:var(--muted)}.theme-btn,.nav-mobile{appearance:none;border:1px solid var(--line);border-radius:13px;background:var(--surface);color:var(--text);padding:8px 12px;font-size:13px}.nav-mobile{display:none}.nav-account{background:var(--pill);padding:9px 15px;border-radius:13px;font-size:13px;font-weight:600}
.hero{padding:92px 0 56px;position:relative;overflow:hidden}.hero:before{content:'';position:absolute;inset:0 0 auto;height:650px;background:radial-gradient(ellipse at 86% 10%,rgba(67,116,251,.12),transparent 55%);z-index:-1}.eyebrow{font-size:12px;color:var(--blue);letter-spacing:3px;text-transform:uppercase;font-weight:770}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center}.hero h1{font-size:clamp(49px,5.6vw,85px);line-height:1.035;letter-spacing:-3.8px;margin:19px 0 25px;font-weight:750}.hero .intro{font-size:20px;color:var(--muted);line-height:1.7;max-width:570px}.gradient{background:linear-gradient(105deg,#318dde 12%,#805ada 53%,#e18d88);color:transparent;background-clip:text}.hero-art{border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:var(--shadow);position:relative;background:#080f1d;min-height:400px}.hero-art>img{width:100%;height:440px;object-fit:cover;object-position:70% 55%}.hero-art .orb{position:absolute;right:25px;bottom:25px;background:rgba(11,20,38,.72);backdrop-filter:blur(12px);color:#e7f5ff;padding:15px 18px;border:1px solid rgba(169,203,255,.25);border-radius:17px;font-size:12px;max-width:290px}.hero-art .orb strong{display:block;font-size:16px;margin-bottom:2px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:29px 0}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:15px;padding:12px 20px;border:1px solid var(--line);font-weight:640;transition:transform .18s,box-shadow .18s;font-size:14px}.btn:hover{transform:translateY(-2px)}.btn.primary{background:linear-gradient(120deg,#147ce0,#5b4bd4);color:white;border-color:transparent;box-shadow:0 10px 30px rgba(35,104,228,.2)}.btn.ghost{background:var(--surface)}.subtle{color:var(--muted);font-size:14px}.microbar{display:flex;gap:15px;flex-wrap:wrap;margin-top:20px;color:var(--muted);font-size:13px}.dot{width:7px;height:7px;border-radius:100%;background:#6faeee;display:inline-block;vertical-align:middle;margin-right:5px}
section.block{padding:68px 0}section.block.tight{padding:46px 0} .sectionhead{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:25px}.sectionhead h2,.page-header h1{font-size:clamp(32px,4vw,52px);line-height:1.13;letter-spacing:-1.7px;margin:9px 0 14px}.sectionhead p,.page-header p{color:var(--muted);max-width:610px;margin:0;font-size:17px}.grid{display:grid;gap:20px}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}.panel,.tile,.example-card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:25px;box-shadow:var(--shadow)}.tile{box-shadow:none;transition:transform .15s}.tile:hover{transform:translateY(-3px)}.tile .symbol{font-size:31px;line-height:1;color:var(--blue);margin-bottom:16px}.tile h3{font-size:20px;line-height:1.3;margin:0 0 11px;letter-spacing:-.3px}.tile p{color:var(--muted);margin:0;font-size:14px}.soft{background:var(--surface2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.story{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px}.story figure{margin:0}.story img{width:100%;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow)}figcaption{font-size:12px;color:var(--muted);margin-top:10px}.story h2{font-size:clamp(33px,4vw,52px);line-height:1.15;letter-spacing:-1.7px}.story p{color:var(--muted);font-size:17px} .number{font-size:12px;font-weight:700;color:var(--blue);letter-spacing:2px}
.page-header{padding:76px 0 36px}.page-header .eyebrow{margin-bottom:10px}.feature-list{margin:0;padding:0;list-style:none}.feature-list li{padding:13px 0;border-bottom:1px solid var(--line)}.feature-list li:before{content:'✓';color:var(--blue);font-weight:800;margin-right:13px}.screenshot{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#090f1e}.screenshot img{width:100%}.screenshot figcaption{padding:12px 18px;margin:0}.quote{font-family:Georgia,serif;font-size:clamp(24px,3.4vw,40px);letter-spacing:-.9px;line-height:1.37;max-width:870px;margin:auto;text-align:center}
.example-card{overflow:hidden;padding:0}.example-card .cover{height:235px;position:relative;overflow:hidden;background:var(--surface2);display:flex;align-items:center;justify-content:center}.example-card .cover img{width:100%;height:100%;object-fit:contain;object-position:center}.example-card .card-body{padding:22px}.example-card h3{font-size:22px;line-height:1.2;margin:8px 0 8px}.example-card p{font-size:14px;color:var(--muted);min-height:70px}.badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:100px;background:var(--pill);font-size:11px;color:var(--blue);font-weight:750;letter-spacing:.35px}.badge.pending{color:var(--muted)}.codebox{background:var(--surface2);border:1px solid var(--line);border-radius:13px;padding:13px 15px;position:relative;margin-top:13px}.codebox pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font:12.5px/1.55 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.code-copy{position:absolute;right:7px;top:7px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--muted);font-size:11px;padding:4px 7px}.link-text{color:var(--blue);font-size:14px;font-weight:640}.source{border-top:1px solid var(--line);padding-top:10px;margin-top:14px;color:var(--muted);font-size:12px}.filterset{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 29px}.filterset button{background:var(--surface);border:1px solid var(--line);color:var(--text);border-radius:100px;padding:8px 14px;font-size:13px}.filterset button[aria-pressed=true]{background:var(--pill);border-color:var(--blue);color:var(--blue)}
.guide-hero{display:grid;grid-template-columns:1fr 1fr;gap:24px}.manual-preview{min-height:340px;position:relative;background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:32px;overflow:hidden;display:flex;align-items:start;justify-content:space-between;flex-direction:column}.manual-preview .blob{position:absolute;right:-50px;bottom:-80px;width:270px;height:270px;border-radius:50%;background:radial-gradient(circle,#365be7,transparent 65%);opacity:.14}.manual-preview.dark{background:#0d1727;color:#eef5ff}.manual-preview.light{background:#f5f9fd;color:#18263b}.manual-preview h3{font-size:33px;line-height:1.14;letter-spacing:-1px;margin:0}.manual-preview img{width:75px;border-radius:18px}.manual-preview small{opacity:.7}.manual-preview .btn{background:rgba(69,112,212,.10);color:inherit}
.form{display:grid;gap:16px}.form label{font-size:13px;font-weight:650}.form input,.form textarea,.form select{display:block;width:100%;border:1px solid var(--line);background:var(--surface2);color:var(--text);padding:12px 14px;border-radius:11px;margin-top:6px}.form textarea{min-height:150px;resize:vertical}.form .honeypot{position:absolute;left:-9999px}.hint{color:var(--muted);font-size:12px} .status-note{padding:21px;border:1px solid var(--line);border-radius:17px;background:var(--surface2);margin:22px 0}.status-note strong{color:var(--text)}.status-note p{color:var(--muted);font-size:14px;margin:4px 0 0}.forum-categories{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.forum-categories article{border:1px solid var(--line);padding:18px;border-radius:17px;background:var(--surface)}.forum-categories b{font-size:14px}.forum-categories span{font-size:12px;display:block;color:var(--muted)}.forum-root{margin-top:24px}.forum-root input,.forum-root textarea,.forum-root select{border:1px solid var(--line);background:var(--surface2);color:var(--text);border-radius:9px;padding:10px}.topic{border:1px solid var(--line);background:var(--surface);border-radius:13px;padding:15px;margin:10px 0}.topic h3{margin:0 0 5px}.topic small{color:var(--muted)}.thread-body{white-space:pre-wrap;font-size:14px}.thread-compose{padding:18px;background:var(--surface2);border-radius:12px;margin:14px 0;display:grid;gap:9px} .thread-compose textarea{min-height:90px;width:100%}.hidden{display:none!important}
footer{margin-top:70px;border-top:1px solid var(--line);padding:47px 0 55px}.footergrid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:40px}.footergrid h4{margin:0 0 13px;font-size:13px}.footergrid a{display:block;color:var(--muted);font-size:13px;margin:8px 0}.footergrid p{color:var(--muted);font-size:13px}.footer-note{border-top:1px solid var(--line);margin-top:34px;padding-top:18px;color:var(--muted);font-size:12px}.pill{background:var(--pill);border-radius:100px;padding:7px 11px;color:var(--muted);display:inline-block;font-size:12px;font-weight:650}
@media(max-width:1030px){.navlinks{gap:13px}.hero-grid{gap:26px}.hero-art>img{height:340px}.hero h1{font-size:57px;letter-spacing:-2.5px}}@media(max-width:790px){nav.top{height:70px}.navlinks{display:none;position:absolute;top:70px;left:0;right:0;background:var(--surface);padding:20px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}.navlinks.open{display:flex}.navlinks a{padding:9px}.nav-mobile{display:inline-flex}.hero{padding-top:50px}.hero-grid,.story,.guide-hero{grid-template-columns:1fr}.grid.three{grid-template-columns:repeat(2,1fr)}.grid.two{grid-template-columns:1fr}.hero h1{font-size:57px}.hero-art{min-height:280px}.hero-art>img{height:320px}.sectionhead{display:block}.forum-categories{grid-template-columns:repeat(2,1fr)}.footergrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.wrap{width:min(100% - 30px,1160px)}.brand{font-size:20px}.brand img{width:36px;height:36px}.toolbar .nav-account{display:none}.hero h1{font-size:43px;letter-spacing:-2.1px}.hero .intro{font-size:17px}.hero-art>img{height:260px}.hero-art .orb{font-size:11px;right:10px;bottom:10px}.grid.three,.forum-categories{grid-template-columns:1fr}.tile,.panel{padding:20px}.page-header{padding:44px 0 25px}.page-header h1{font-size:37px}.story h2{font-size:32px}.manual-preview{min-height:300px}.footergrid{grid-template-columns:1fr}.sectionhead h2{font-size:36px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}