/* OTHRIL brand tokens — shared by the public site and the client portal.
   Mirrors the approved champagne-bronze business card (print package 2026-10-16):
   near-black stock, fine bronze lines, EB Garamond wordmark, tracked Lato caps.
   Emblem: brand/emblem.svg (Concept C). */
:root {
  --char-950: #090808;
  --char-900: #0d0c0b;
  --char-850: #131211;
  --char-800: #181715;
  --char-700: #23211e;
  --char-600: #312e29;
  --line-dark: rgba(196, 160, 118, .16);
  --line-dark-strong: rgba(196, 160, 118, .38);

  --ivory-50: #fbf8f2;
  --ivory-100: #f4efe6;
  --ivory-200: #ebe4d6;
  --ivory-300: #d9d0bf;
  --line-light: #ddd3c2;

  --bronze-300: #ecd9b9;
  --bronze-400: #d2b48b;
  --bronze-500: #b48c63;
  --bronze-600: #8c6640;
  --bronze-700: #6f4f30;
  --bronze-grad: linear-gradient(135deg, #ecd9b9 0%, #c7a57b 40%, #a37c53 72%, #8c6640 100%);

  --ink: #f2ede4;
  --ink-soft: #c4bcae;
  --ink-mute: #8e877b;
  --ink-dark: #1a1814;
  --ink-dark-soft: #4d473e;

  --ok: #9cc3a3;
  --warn: #dfb979;
  --risk: #df9483;
  --info: #a9bcd6;

  --serif: "EB Garamond", "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: "Lato", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Lato", "Segoe UI", system-ui, sans-serif; /* labels use tracked caps, not monospace */

  --r-sm: 2px;
  --r-md: 4px;
  --r-lg: 6px;
  --shadow: 0 30px 70px -30px rgba(0, 0, 0, .7);
  --focus: 0 0 0 2px var(--char-900), 0 0 0 3px rgba(236, 217, 185, .8);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-slow: cubic-bezier(.16, 1, .3, 1);
}

/* Emblem rendered as a mask so it takes any fill, including the metallic gradient. */
.emblem {
  display: inline-block;
  width: 40px;
  aspect-ratio: 1;
  background: var(--bronze-grad);
  -webkit-mask: url("/brand/emblem.svg") center / contain no-repeat;
  mask: url("/brand/emblem.svg") center / contain no-repeat;
  flex: none;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: .24em;
  text-transform: uppercase;
  background: var(--bronze-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.brand-lockup .wordmark { font-size: 1.25rem; padding-left: .24em; }

.eyebrow {
  font-family: var(--sans);
  font-weight: 700;
  font-size: .68rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--bronze-400);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .7rem;
  min-height: 48px;
  padding: .8rem 1.6rem;
  border-radius: var(--r-sm);
  font: 700 .72rem/1 var(--sans);
  letter-spacing: .2em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background-color .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease);
}
.btn-primary { background: var(--bronze-grad); color: #15110c; border-color: rgba(236, 217, 185, .5); }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255, 249, 238, .45) 50%, transparent 70%); transform: translateX(-120%); transition: transform .9s var(--ease-slow); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-ghost { background: transparent; color: var(--bronze-300); border-color: var(--line-dark-strong); }
.btn-ghost:hover { border-color: var(--bronze-400); background: rgba(196, 160, 118, .06); }
.btn-ghost-dark { background: transparent; color: var(--ink-dark); border-color: var(--line-light); }
.btn-ghost-dark:hover { border-color: var(--bronze-600); color: var(--bronze-700); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--r-sm); }

/* Fine grain, like uncoated card stock; purely decorative. */
.grain::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}