/* Notory website - "Copper Constellation" brand.
   Design system mirrors the product (repos/inventory) + brand guide
   (repos/inventory_website/brand/). Custom layer on top of Tailwind. */

:root {
  --bg: #15161a;            /* graphite */
  --bg-elev: #1f2126;       /* surface / cards */
  --bg-float: #26282f;      /* elevated surface */
  --border: #2a2c33;        /* ring / borders */
  --border-strong: #3a3d47;
  --text: #ecebe7;
  --muted: #9a9790;
  --accent: #c6703d;        /* copper - primary / brand / CTAs */
  --accent-2: #e3a06a;      /* patina - accent / highlights / links */
  --ok: #4fb79a;
  --warn: #e4a93a;
  --err: #d8563f;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Hanken Grotesk', system-ui, "Segoe UI", Arial, sans-serif;
  --font-mono: 'Spline Sans Mono', ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
}
h1, h2, h3, .display { font-family: var(--font-display); letter-spacing: -0.02em; line-height: 1.12; }
.mono { font-family: var(--font-mono); }

/* Layered radial gradients (recolored copper/patina) + subtle grain for depth. */
.bg-aurora {
  background:
    radial-gradient(60rem 40rem at 82% -12%, rgba(198,112,61,0.16), transparent 60%),
    radial-gradient(50rem 40rem at 0% 8%, rgba(227,160,106,0.10), transparent 55%),
    var(--bg);
}
.grain::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.04; z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Surfaces / cards */
.card {
  background: linear-gradient(180deg, var(--bg-elev), var(--bg));
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04), 0 24px 48px -24px rgba(0,0,0,0.7);
}
.card-hover { transition: transform .25s cubic-bezier(.2,.8,.2,1), border-color .25s; }
.card-hover:hover { transform: translateY(-4px); border-color: var(--border-strong); }

.pill { display:inline-flex; align-items:center; gap:.4rem; padding:.25rem .7rem; border:1px solid var(--border); border-radius:999px; background:#1b1d22; font-size:.78rem; color:var(--muted); font-family:var(--font-mono); letter-spacing:.02em; max-width:100%; }

/* Buttons */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:.5rem; font-family:var(--font-display); font-weight:600; border-radius:10px; padding:.7rem 1.2rem; transition: transform .15s, box-shadow .2s, background .2s, border-color .2s, color .2s; cursor:pointer; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color:#15161a; box-shadow: 0 1px 0 rgba(255,255,255,0.18) inset, 0 10px 30px -12px rgba(198,112,61,0.85); }
.btn-primary:hover { background:#d47e4a; }
.btn-ghost { border:1px solid var(--border-strong); color:var(--text); background:transparent; }
.btn-ghost:hover { background:rgba(198,112,61,0.10); border-color:var(--accent); color:var(--accent-2); }
.btn:disabled, .btn[disabled] { opacity:.4; filter:grayscale(.55); box-shadow:none; cursor:not-allowed; }
.btn-primary:disabled:hover, .btn-primary[disabled]:hover { background:var(--accent); }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }

.accent { color: var(--accent); }
.gradient-text { background: linear-gradient(90deg, #fff, var(--accent-2) 55%, var(--accent)); -webkit-background-clip:text; background-clip:text; color:transparent; }

/* Header */
.nav-blur { background: rgba(21,22,26,0.72); backdrop-filter: blur(12px) saturate(1.1); border-bottom:1px solid var(--border); }
.nav-link { color: var(--muted); font-size:.92rem; transition: color .2s; }
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--text); }
.wm-mark { width: 30px; height: 30px; display:block; }

/* Scroll reveal */
.reveal { opacity:0; transform: translateY(16px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity:1; transform:none; }
.reveal.d1 { transition-delay:.08s; } .reveal.d2 { transition-delay:.16s; } .reveal.d3 { transition-delay:.24s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity:1; transform:none; transition:none; } html { scroll-behavior:auto; } }

/* Tables */
.tbl { width:100%; border-collapse:collapse; }
.tbl th, .tbl td { padding:.85rem 1rem; border-bottom:1px solid var(--border); text-align:left; vertical-align:top; }
.tbl th { color:var(--muted); font-weight:600; font-size:.82rem; text-transform:uppercase; letter-spacing:.04em; }
.tbl .yes { color: var(--ok); } .tbl .no { color:#6b6862; }

/* Forms */
.field { width:100%; background:#1b1d22; border:1px solid var(--border); border-radius:10px; color:var(--text); padding:.7rem .9rem; font-size:.95rem; font-family:inherit; }
.field:focus { border-color: var(--accent); outline:none; }
label.lbl { display:block; font-size:.82rem; color:var(--muted); margin:.9rem 0 .35rem; }

/* Docs layout */
.doc-prose h2 { font-size:1.5rem; margin:2rem 0 .8rem; }
.doc-prose h3 { font-size:1.15rem; margin:1.4rem 0 .5rem; }
.doc-prose p, .doc-prose li { color:#cfcdc6; }
.doc-prose ul { list-style: disc; padding-left:1.3rem; margin:.6rem 0; }
.doc-prose a { color: var(--accent-2); text-decoration: underline; text-underline-offset:3px; }
.doc-prose code { background:#1b1d22; border:1px solid var(--border); border-radius:6px; padding:.1rem .4rem; font-family: var(--font-mono); font-size:.85em; }
.doc-prose pre { background:#101114; border:1px solid var(--border); border-radius:12px; padding:1rem 1.1rem; overflow:auto; margin:1rem 0; }
.doc-prose pre code { background:none; border:0; padding:0; }

/* Segmented control (billing interval toggle) */
.seg-group { display:flex; flex-wrap:wrap; gap:.4rem; }
.seg {
  border:1px solid var(--border); background:#1b1d22; color:var(--muted);
  border-radius:999px; padding:.45rem .85rem; font-size:.82rem; font-weight:600;
  cursor:pointer; transition: background .2s, color .2s, border-color .2s, transform .12s;
  font-family:var(--font-display);
}
.seg:hover { color:var(--text); border-color:var(--border-strong); }
.seg:active { transform: translateY(1px); }
.seg[aria-pressed="true"] {
  background: var(--accent); border-color: var(--accent); color:#15161a;
  box-shadow: 0 8px 22px -12px rgba(198,112,61,0.9);
}

/* Cookie banner */
#cookie { transition: transform .35s cubic-bezier(.2,.8,.2,1), opacity .35s; }
#cookie.hidden-down { transform: translateY(140%); opacity:0; pointer-events:none; }

/* ---------- Copper Constellation additions (flagship / index) ---------- */

/* Fixed starfield canvas (only present on index). Edge-masked so it frames. */
#starfield {
  position:fixed; inset:0; width:100%; height:100%; z-index:0; pointer-events:none;
  -webkit-mask-image:radial-gradient(135% 95% at 50% 32%, transparent 0%, transparent 12%, rgba(0,0,0,0.82) 46%, #000 80%);
  mask-image:radial-gradient(135% 95% at 50% 32%, transparent 0%, transparent 12%, rgba(0,0,0,0.82) 46%, #000 80%);
}
.above { position: relative; z-index: 1; }

/* Machined double-bezel card + copper spotlight (honest hero visual, module cards) */
.machined {
  position:relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(0,0,0,0.05)), var(--bg-elev);
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), inset 0 0 0 1px rgba(0,0,0,0.22), 0 20px 40px -28px rgba(0,0,0,0.8);
  overflow:hidden; isolation:isolate;
}
.spot { --mx:50%; --my:50%; }
.spot::after {
  content:""; position:absolute; inset:0; border-radius:inherit;
  background:radial-gradient(220px circle at var(--mx) var(--my), rgba(227,160,106,0.16), rgba(198,112,61,0.05) 40%, transparent 62%);
  opacity:0; transition:opacity .3s ease; pointer-events:none; z-index:1;
}
.spot:hover::after { opacity:1; }

/* Constellation nodes (hero honest visual) */
.cnode { transform-box:fill-box; transform-origin:center; animation:cpulse 3.4s ease-in-out infinite; }
.cnode.n2 { animation-delay:.5s; } .cnode.n3 { animation-delay:1s; } .cnode.n4 { animation-delay:1.5s; } .cnode.n5 { animation-delay:2s; } .cnode.n6 { animation-delay:2.6s; }
@keyframes cpulse { 0%,100% { opacity:.55; transform:scale(1); } 50% { opacity:1; transform:scale(1.3); } }
.cline { stroke:var(--accent); stroke-width:1; opacity:.42; stroke-dasharray:2 3; }
.clabel { font-family:var(--font-mono); font-size:9.5px; letter-spacing:.04em; fill:var(--muted); }
@media (prefers-reduced-motion: reduce) { .cnode { animation:none; } }

/* Module icon tile (replaces emoji) */
.mod-icon {
  width:44px; height:44px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:radial-gradient(120% 120% at 30% 20%, rgba(198,112,61,0.22), rgba(198,112,61,0.06));
  border:1px solid rgba(198,112,61,0.3); margin-bottom:1rem;
}
.mod-icon svg { width:22px; height:22px; stroke:var(--accent-2); fill:none; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }

/* Altcha runs hidden in the background (auto proof-of-work); the visible
   "I am not a robot" checkbox is our own markup so it matches the consent
   checkbox exactly. The widget stays in the DOM so its payload still submits. */
altcha-widget {
  position:absolute !important; width:1px; height:1px; margin:-1px;
  padding:0; overflow:hidden; clip:rect(0 0 0 0); border:0; opacity:0; pointer-events:none;
}