/* COFT styling, taken from the Caporum design system (Claude Design project "Caporum", snapshot 2026-10-04).
   Tokens and component rules follow that system's styles.css; only what COFT uses is included.
   Quicksand is self-hosted because the page's CSP allows no third-party origins. */

@font-face {
  font-family: "Quicksand";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/fonts/quicksand-latin.woff2") format("woff2");
}

:root {
  --color-bg: #f9f9f9;
  --color-surface: #ffffff;
  --color-text: #283252;
  --color-accent: #008dd0;
  --color-accent-2: #272352;
  --color-divider: color-mix(in srgb, #283252 16%, transparent);

  --color-neutral-100: #f2f5fe;
  --color-neutral-200: #e5e8f0;
  --color-neutral-800: #3f4249;

  --color-accent-100: #eff6fb;
  --color-accent-200: #daebf7;
  --color-accent-600: #0083c4;
  --color-accent-700: #006599;
  --color-accent-800: #00476e;

  --color-success: #06d6a0;
  --color-warning: #faae42;
  --color-danger: #e62965;

  --color-on-accent: #ffffff;
  --color-accent-hover: var(--color-accent-600);
  --color-accent-active: var(--color-accent-700);
  --color-link-hover: var(--color-accent-700);

  --font-heading: "Quicksand", system-ui, sans-serif;
  --font-heading-weight: 700;
  --font-body: "Quicksand", system-ui, sans-serif;
  --font-mono: "Fira Code", ui-monospace, SFMono-Regular, Menlo, monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-pill: 9999px;

  --shadow-sm: -1px 2px 6px color-mix(in srgb, #283252 8%, transparent);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  font-weight: 400;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-2);
}
h1 { font-size: 25px; }

p { margin: 0 0 var(--space-2); }
a { color: var(--color-accent); text-underline-offset: 3px; }
a:hover { color: var(--color-link-hover); }

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.hint { font-size: 13px; color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.error { font-size: 13px; color: var(--color-danger); }
.mono { font-family: var(--font-mono); }

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-6);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: inherit;
  text-decoration: none;
}
.nav-brand img { height: 60px; width: auto; display: block; }
.nav-brand .sep { width: 1px; height: 32px; background: var(--color-divider); }
.nav-brand .product-icon { width: 46px; height: 46px; color: var(--color-accent); display: block; }
.nav-user { display: flex; align-items: center; gap: var(--space-3); font-size: 14px; }
.nav-user a { color: inherit; text-decoration: none; }
.nav-user a:hover { color: var(--color-accent); }

/* ── Layout ─────────────────────────────────────────────────── */
.page {
  width: min(560px, 100%);
  margin: var(--space-8) auto;
  padding: 0 var(--space-4);
}

.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
}
.card-kicker {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: var(--color-text);
  background: transparent;
  border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn-primary:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn-primary:active { background: var(--color-accent-active); }
.btn-secondary { border-color: var(--color-divider); background: var(--color-surface); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 5%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 10%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-lg { font-size: 15px; padding: var(--space-3) var(--space-6); }
.btn svg { width: 16px; height: 16px; }

/* ── Tags ───────────────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}
.tag-success { background: color-mix(in srgb, var(--color-success) 18%, transparent); color: #0a6b53; }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }

/* ── Drop zone ──────────────────────────────────────────────── */
.drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding: var(--space-8) var(--space-4);
  border: 1.5px dashed color-mix(in srgb, var(--color-text) 30%, transparent);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  text-align: center;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.drop:hover, .drop:focus-visible { border-color: var(--color-accent); }
.drop.over { border-color: var(--color-accent); background: var(--color-accent-100); }
.drop svg { width: 36px; height: 36px; color: var(--color-accent); }
.drop .big { font-size: 16px; font-weight: 600; margin: 0; }
.drop p { margin: 0; }

/* ── Progress ───────────────────────────────────────────────── */
.bar {
  height: 8px;
  margin: var(--space-3) 0 var(--space-2);
  background: var(--color-neutral-200);
  border-radius: var(--radius-pill);
  overflow: hidden;
}
.fill {
  width: 0;
  height: 100%;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
  transition: width 0.2s;
}

/* ── Fields ─────────────────────────────────────────────────── */
.field > label {
  display: block;
  font-size: 12px;
  margin-bottom: 5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.input {
  width: 100%;
  min-height: 36px;
  padding: 6px 10px;
  font: inherit;
  font-size: 14px;
  color: var(--color-text);
  caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 35%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
.linkbox { display: flex; gap: var(--space-2); }
.linkbox .input { flex: 1; font-family: var(--font-mono); font-size: 13px; }

.filename { font-weight: 600; word-break: break-all; margin: 0; }
.meta { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; font-size: 13px; color: color-mix(in srgb, var(--color-text) 55%, transparent); }

.footer {
  margin: var(--space-6) auto;
  text-align: center;
  font-size: 12px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}

@media (max-width: 600px) {
  .nav { padding: var(--space-4) var(--space-4); }
  .nav-brand img { height: 44px; }
  .nav-brand .product-icon { width: 34px; height: 34px; }
  .nav-brand .sep { display: none; }
  .page { margin: var(--space-4) auto; }
  .card { padding: var(--space-4); }
  .linkbox { flex-direction: column; }
}