/* NeuroOCR — components.css
   Reusable Aurora Glass component classes.
   Existing class names are retained (markup keeps working); values re-skinned.
   Depends on tokens.css + base.css.
*/

/* ─────────────── Buttons ─────────────── */
.btn-primary {
  background: var(--gradient);
  color: #fff;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  box-shadow: var(--glow-accent);
  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
}
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.07); box-shadow: 0 0 46px -6px rgba(139,123,255,0.7); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  color: var(--ink);
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--glass-border);
  text-decoration: none;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.btn-secondary:hover { background: var(--glass-2); border-color: var(--accent); transform: translateY(-1px); }

.btn-accent {
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  box-shadow: var(--glow-accent);
  transition: transform .15s ease, filter .2s ease;
}
.btn-accent:hover { transform: translateY(-1px); filter: brightness(1.06); }

/* ─────────────── Cards / glass surfaces ─────────────── */
.glass-card,
.card,
.paper-card {
  background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  backdrop-filter: blur(var(--glass-blur)) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
}
.paper-card { background: var(--glass-2); }

/* a subtle gradient hairline at the top edge of feature cards */
.glass-card.glow-top { position: relative; overflow: hidden; }
.glass-card.glow-top::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--gradient);
  opacity: .8;
}

/* ─────────────── Pills / badges ─────────────── */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  font-size: 11.5px; color: var(--ink-3);
}
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
  border: 1px solid transparent;
}
.badge-violet { background: var(--accent-soft); color: var(--accent); border-color: color-mix(in oklab, var(--accent) 30%, transparent); }
.badge-cyan   { background: var(--signal-soft); color: var(--signal); border-color: color-mix(in oklab, var(--signal) 30%, transparent); }
.badge-green  { background: color-mix(in oklab, var(--green) 14%, transparent); color: var(--green); border-color: color-mix(in oklab, var(--green) 30%, transparent); }

/* ─────────────── Inputs ─────────────── */
.field { display: flex; flex-direction: column; gap: 6px; }
.field-label { font-size: 12px; font-weight: 600; color: var(--ink-3); }
.input,
.form-input {
  width: 100%;
  padding: 11px 14px;
  border-radius: 11px;
  background: var(--glass-2);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  color: var(--ink);
  font-size: 14px;
  transition: border-color .15s ease, box-shadow .2s ease, background .15s ease;
}
.input::placeholder, .form-input::placeholder { color: var(--ink-4); }
.input:focus, .form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), var(--glow-accent);
  background: var(--glass);
}

/* ─────────────── Logo mark ─────────────── */
.logo-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--gradient);
  box-shadow: var(--glow-accent);
  flex-shrink: 0;
  overflow: hidden;
}
.logo-mark::before {
  content: '';
  position: absolute; inset: 4px;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.85) 0 1.5px, transparent 1.5px 4px);
  opacity: .7;
}
.logo-mark::after {
  content: '';
  position: absolute; left: 0; right: 0; top: 50%;
  height: 1.5px;
  background: #fff;
  box-shadow: 0 0 8px #fff;
}

/* ─────────────── Interactive link underline ─────────────── */
.link-u { position: relative; }
.link-u::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1.5px;
  background: var(--gradient);
  opacity: 0; transform: scaleX(.4); transform-origin: left;
  transition: opacity .2s ease, transform .2s ease;
}
.link-u:hover::after { opacity: 1; transform: scaleX(1); }

/* ─────────────── Tile (radio-style selectors) ─────────────── */
.tile {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 14px;
  background: var(--glass-2);
  cursor: pointer;
  transition: all .15s ease;
  position: relative;
}
.tile:hover { border-color: var(--accent); transform: translateY(-1px); }
.tile.tile-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: var(--glow-accent);
}

/* ─────────────── Tables (results viewer) ─────────────── */
.xt-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
}
.xt-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--paper-3);
  color: var(--ink);
  font-weight: 600;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--rule);
  font-family: 'Inter Tight', sans-serif;
}
.xt-table td {
  padding: 7px 12px;
  border-bottom: 1px solid var(--rule-soft);
  color: var(--ink-2);
}
.xt-table tr:last-child td { border-bottom: none; }
.xt-table tr:hover td { background: var(--accent-soft); }

/* ─────────────── Toggle switch ─────────────── */
.toggle-track {
  width: 32px; height: 18px;
  border-radius: 999px;
  position: relative;
  flex-shrink: 0;
  transition: background .15s, border-color .15s, box-shadow .2s;
  cursor: pointer;
}
.toggle-track.on {
  background: var(--gradient);
  border: 1px solid transparent;
  box-shadow: var(--glow-accent);
}
.toggle-track.off {
  background: var(--paper-3);
  border: 1px solid var(--rule);
}
.toggle-thumb {
  position: absolute;
  top: 1px;
  width: 14px; height: 14px;
  border-radius: 50%;
  transition: left .15s, background .15s;
}
.toggle-track.on .toggle-thumb  { left: 15px; background: #fff; }
.toggle-track.off .toggle-thumb { left: 1px;  background: var(--ink-3); }

/* ─────────────── Flash messages ─────────────── */
.flash-stack { display: flex; flex-direction: column; gap: 10px; padding-top: 16px; }
.flash-success {
  background: color-mix(in oklab, var(--green) 14%, var(--glass));
  border: 1px solid color-mix(in oklab, var(--green) 35%, transparent);
  color: var(--green);
  padding: 12px 16px; border-radius: 10px; font-size: 13px;
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}
.flash-error {
  background: color-mix(in oklab, var(--red) 12%, var(--glass));
  border: 1px solid color-mix(in oklab, var(--red) 30%, transparent);
  color: var(--red);
  padding: 12px 16px; border-radius: 10px; font-size: 13px;
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}
.flash-info {
  background: var(--accent-soft);
  border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  color: var(--accent);
  padding: 12px 16px; border-radius: 10px; font-size: 13px;
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}

/* ─────────────── Dropdown items (nav user menu) ─────────────── */
.dd-item { transition: background .12s ease; }
.dd-item:hover { background: var(--glass-2); }

/* ─────────────── Top navigation ─────────────── */
.app-nav {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in oklab, var(--paper) 75%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--glass-border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; padding-top: 13px; padding-bottom: 13px;
}
.nav-left { display: flex; align-items: center; gap: 40px; }
.nav-brand { display: inline-flex; align-items: center; gap: 10px; }
.nav-brand-text { font-size: 22px; line-height: 1; color: var(--ink); }
.nav-links-desktop { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative;
  padding: 6px 0; font-size: 13px; font-weight: 500;
  color: var(--ink-3); transition: color .15s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--ink); }
.nav-link.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: var(--gradient); border-radius: 2px;
}
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-quota-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.nav-user { position: relative; }
.nav-user-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--glass-border); background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
  font-size: 13px; font-weight: 500;
  transition: border-color .15s ease;
}
.nav-user-btn:hover { border-color: var(--accent); }
.nav-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--gradient); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.nav-user-name { color: var(--ink); max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 184px;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 12px;
  -webkit-backdrop-filter: blur(20px) saturate(150%); backdrop-filter: blur(20px) saturate(150%);
  overflow: hidden; box-shadow: var(--shadow-pop); z-index: 50;
}
.nav-dropdown .dd-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; font-size: 13px; color: var(--ink-2);
}
.nav-dropdown-sep { height: 1px; background: var(--rule-soft); margin: 4px 0; }
.dd-item-signal { color: var(--signal); }
.nav-signin { font-size: 13px; color: var(--ink-2); }
.nav-cta { padding: 8px 16px; font-size: 13px; }

/* currency selector in nav */
.nav-cur-select {
  height: 34px; padding: 0 8px; border-radius: 9px;
  border: 1px solid var(--glass-border); background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
  color: var(--ink-2); font-size: 12px; cursor: pointer; appearance: none; -webkit-appearance: none;
}
.nav-cur-select:hover { border-color: var(--accent); }

/* theme toggle button (nav + floating on auth) */
.theme-toggle {
  width: 34px; height: 34px; border-radius: 9px;
  border: 1px solid var(--glass-border); background: var(--glass);
  -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-3); flex-shrink: 0; transition: color .15s ease, border-color .15s ease;
}
.theme-toggle:hover { color: var(--ink); border-color: var(--accent); }
.theme-toggle-floating { position: fixed; top: 20px; right: 20px; z-index: 60; }

@media (max-width: 900px) {
  .nav-links-desktop { display: none !important; }
  .nav-user-name { display: none; }
}

/* ─────────────── Footer ─────────────── */
.app-footer {
  border-top: 1px solid var(--glass-border);
  margin-top: 80px; padding: 48px 32px 56px;
  background: color-mix(in oklab, var(--paper-2) 70%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.footer-blurb { color: var(--ink-3); font-size: 13px; margin-top: 12px; max-width: 320px; line-height: 1.55; }
.footer-build { font-size: 11px; color: var(--ink-4); margin-top: 20px; }
.footer-col-title { margin-bottom: 14px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-link { font-size: 13px; color: var(--ink-2); cursor: pointer; }
.footer-bottom {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--rule-soft);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12px; color: var(--ink-4);
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}