/* ==========================================================================
   Densatum — site stylesheet. Plain CSS, no build step. Tokens on :root, dark
   overrides on [data-theme="dark"]. Shares the Diode Logic design tokens; the
   accent is Densatum's amber (the app icon's gradient).
   ========================================================================== */
:root{color-scheme:light;--bg:#F8F7F4;--bg-elev:#FFFFFF;--bg-sunken:#EFEDE8;--ink:#1B1B1F;--ink-2:#4E4E57;--ink-3:#7C7C86;--line:#E6E3DC;--line-strong:#D2CEC4;--accent:#D9820F;--accent-strong:#F5A623;--accent-ink:#1B1200;--accent-soft:rgba(245,166,35,.14);--board:#0B0F17;--board-2:#121826;--board-ink:#EDF2F8;--board-ink-2:#A9B4C6;--ok:#1D9A6C;--radius-sm:10px;--radius:16px;--radius-lg:24px;--shadow-sm:0 1px 2px rgba(20,18,12,.06);--shadow:0 1px 2px rgba(20,18,12,.05),0 18px 44px -20px rgba(20,18,12,.35);--font:ui-sans-serif,-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Inter,Helvetica,Arial,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;--container:1120px;--nav-h:66px}
[data-theme="dark"]{color-scheme:dark;--bg:#0B0F17;--bg-elev:#121826;--bg-sunken:#070A10;--ink:#EDF2F8;--ink-2:#A9B4C6;--ink-3:#6F7B91;--line:#1F2837;--line-strong:#2C3748;--accent:#F5A623;--accent-strong:#FFC15C;--accent-ink:#1B1200;--accent-soft:rgba(245,166,35,.16);--shadow-sm:0 1px 2px rgba(0,0,0,.4);--shadow:0 1px 2px rgba(0,0,0,.3),0 18px 40px -20px rgba(0,0,0,.7)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--accent-ink);padding:8px 12px;border-radius:8px}.skip-link:focus{left:8px;z-index:100}
/* nav */
.nav{position:sticky;top:0;z-index:50;height:var(--nav-h);display:flex;align-items:center;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s,background .2s}
.nav.scrolled{border-bottom-color:var(--line)}.nav.on-board{background:color-mix(in srgb,var(--board) 70%,transparent);color:var(--board-ink)}
.nav .container{display:flex;align-items:center;gap:18px;width:100%}.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;color:inherit;font-size:18px}.brand img{width:30px;height:30px;border-radius:8px}.brand:hover{text-decoration:none}
.nav-links{display:flex;gap:6px;margin-left:8px}.nav-links a{color:inherit;opacity:.85;padding:8px 10px;border-radius:8px;font-size:15px}.nav-links a:hover{opacity:1;background:color-mix(in srgb,currentColor 8%,transparent);text-decoration:none}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 10px;border-radius:10px;border:1px solid color-mix(in srgb,currentColor 18%,transparent);background:transparent;color:inherit;font:inherit;font-size:14px;font-weight:600;cursor:pointer}.icon-btn:hover{background:color-mix(in srgb,currentColor 8%,transparent);text-decoration:none}
.nav-burger{display:none}
@media (max-width:820px){.nav-links{display:none;position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;background:var(--bg-elev);border-bottom:1px solid var(--line);padding:10px 14px;color:var(--ink)}.nav-links.open{display:flex}.nav-burger{display:inline-flex}}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;border-radius:12px;font-weight:600;font-size:16px;border:1px solid transparent;cursor:pointer;transition:transform .08s,box-shadow .2s}.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(180deg,var(--accent-strong),var(--accent));color:var(--accent-ink);box-shadow:0 8px 24px -10px rgba(217,130,15,.7)}.btn-ghost{background:transparent;border-color:color-mix(in srgb,currentColor 24%,transparent);color:inherit}.btn-lg{padding:15px 26px;font-size:17px}
.btn svg{width:20px;height:20px}
/* hero on the board */
.board{background:radial-gradient(1200px 500px at 20% -10%,rgba(245,166,35,.22),transparent 60%),radial-gradient(900px 500px at 90% 10%,rgba(34,211,238,.10),transparent 60%),var(--board);color:var(--board-ink)}
.hero{padding:72px 0 40px}.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-strong)}
.hero h1{font-size:clamp(38px,5vw,58px);line-height:1.04;letter-spacing:-.03em;margin:14px 0 16px;font-weight:800}.hero .lead{font-size:19px;color:var(--board-ink-2);max-width:56ch;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.hero-meta{margin:16px 0 0;color:var(--board-ink-2);font-size:14px;display:flex;flex-wrap:wrap;gap:8px 18px}.hero-meta span{display:inline-flex;align-items:center;gap:6px}
/* window frame around app screenshots */
.window{border-radius:14px;overflow:hidden;background:#1a1d24;box-shadow:0 30px 80px -30px rgba(0,0,0,.75),0 0 0 1px rgba(255,255,255,.06)}.window-bar{height:34px;display:flex;align-items:center;gap:7px;padding:0 12px;background:#2a2e37}.window-bar i{width:11px;height:11px;border-radius:50%;background:#ff5f57;display:block}.window-bar i:nth-child(2){background:#febc2e}.window-bar i:nth-child(3){background:#28c840}
.window img{width:100%}.window .light{display:block}.window .dark{display:none}[data-theme="dark"] .window .light{display:none}[data-theme="dark"] .window .dark{display:block}
/* sections */
.section{padding:72px 0}.section-alt{background:var(--bg-sunken)}.section-head{max-width:64ch;margin-bottom:34px}.section-head h2{font-size:clamp(28px,3.4vw,38px);letter-spacing:-.02em;margin:0 0 10px;line-height:1.12}.section-head p{margin:0;color:var(--ink-2);font-size:17px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width:620px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}.card h3{margin:12px 0 6px;font-size:18px;letter-spacing:-.01em}.card p{margin:0;color:var(--ink-2);font-size:15px}
.icon-badge{width:40px;height:40px;border-radius:11px;background:var(--accent-soft);color:var(--accent);display:inline-flex;align-items:center;justify-content:center}.icon-badge svg{width:22px;height:22px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}.chip{font-family:var(--mono);font-size:13px;padding:6px 10px;border-radius:999px;background:var(--bg-elev);border:1px solid var(--line);color:var(--ink-2)}.chip.ro{border-style:dashed}
.screens{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}@media (max-width:900px){.screens{grid-template-columns:1fr}}.screens figcaption{margin-top:10px;color:var(--ink-2);font-size:14px}
/* pricing */
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:880px}@media (max-width:700px){.plans{grid-template-columns:1fr}}
.plan{position:relative;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}.plan.featured{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));box-shadow:var(--shadow)}
.plan .price{font-size:44px;font-weight:800;letter-spacing:-.03em;margin:6px 0 2px}.plan .price small{font-size:15px;font-weight:500;color:var(--ink-3);letter-spacing:0;margin-left:6px}.plan .per{color:var(--ink-3);font-size:14px;margin-bottom:16px}
.plan ul{list-style:none;padding:0;margin:0 0 20px}.plan li{padding:6px 0 6px 26px;position:relative;color:var(--ink-2);font-size:15px}.plan li::before{content:"";position:absolute;left:0;top:11px;width:16px;height:16px;border-radius:50%;background:var(--accent-soft)}.plan li::after{content:"";position:absolute;left:5px;top:15px;width:7px;height:4px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.note{font-size:13px;color:var(--ink-3)}
/* download */
.download-card{display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}@media (max-width:700px){.download-card{grid-template-columns:1fr}}.download-card img{width:112px;height:112px}
.facts{display:flex;flex-wrap:wrap;gap:8px 20px;margin:10px 0 16px;color:var(--ink-2);font-size:14px}.facts b{color:var(--ink)}
code,.mono{font-family:var(--mono);font-size:13px}.sha{word-break:break-all;background:var(--bg-sunken);border:1px solid var(--line);border-radius:10px;padding:10px 12px;display:block;margin-top:8px}
/* faq */
.faq{max-width:760px}.faq details{border-bottom:1px solid var(--line);padding:14px 0}.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";color:var(--ink-3);font-weight:400}.faq details[open] summary::after{content:"–"}.faq p{color:var(--ink-2);margin:10px 0 0;max-width:68ch}
/* prose (legal pages) */
.prose{max-width:76ch;margin:0 auto;padding:40px 22px 80px}.prose h1{letter-spacing:-.02em;font-size:34px;line-height:1.15}.prose h2{margin-top:32px;font-size:22px}.prose pre{background:var(--bg-sunken);border:1px solid var(--line);border-radius:10px;padding:14px;overflow:auto;font-size:13px;line-height:1.45}.prose code{background:var(--bg-sunken);padding:1px 5px;border-radius:5px}.prose pre code{background:none;padding:0}.prose p,.prose li{color:var(--ink-2)}
/* footer */
.footer{padding:44px 0;border-top:1px solid var(--line);color:var(--ink-2);font-size:14px}.footer-grid{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between}.footer a{color:inherit}.footer-legal{display:flex;flex-wrap:wrap;gap:8px 18px}.footer .by{display:inline-flex;align-items:center;gap:8px}.footer .by img{width:22px;height:22px;opacity:.9}
.reveal{opacity:0;transform:translateY(10px);transition:opacity .5s ease,transform .5s ease}.reveal.in{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}