/* TenderRadar – Global UI  |  Premium refresh v2 (high contrast, low shadow) */

/* -------------- Design tokens -------------- */
:root {
  /* Premium light palette */
  --bg: #f6f7fb;
  --panel: #ffffff;
  --text: #0b1220;          /* charcoal */
  --text-2: #334155;        /* slate */
  --muted: #6b7280;         /* gray-500 */
  --border: #e5e7eb;
  --hover: #f3f4f6;

  /* Brand */
  --primary: #142e6b;       /* deep navy */
  --primary-600: #0f2453;   /* darker hover */
  --primary-contrast: #ffffff;
  --accent: #e8c26a;        /* readable muted gold */

  /* Effects (reduced) */
  --ring: 0 0 0 3px rgba(20, 46, 107, 0.36);
  --shadow: 0 4px 10px rgba(2, 6, 23, .05); /* subtle, no heavy drop shadow */

  /* Radii */
  --radius: 14px;
  --radius-sm: 10px;

  /* Font */
  --font: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI",
          Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

@media (prefers-color-scheme: dark) {
  :root { color-scheme: dark; }
}

html[data-theme="dark"] {
  --bg: #0b1220;
  --panel: #0f172a;
  --text: #e5e7eb;
  --text-2: #cbd5e1;
  --muted: #94a3b8;
  --border: #1f2937;
  --hover: rgba(255,255,255,.06);
  --shadow: 0 10px 22px rgba(0,0,0,.4);
  --accent: #f0d27b;
}

/* -------------- Base -------------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(20, 46, 107, .06), transparent 40%),
    var(--bg);
  color: var(--text);
  font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
::selection { background: rgba(20,46,107,.16); }

/* Layout */
.container { max-width: 1140px; margin: 0 auto; padding: 18px; }

/* Headings */
h1,h2,h3,h4 { margin: 12px 0; color: var(--text); }
h1 { letter-spacing: .1px; }
h2 { font-size: 22px; letter-spacing: .2px; }
h3 { font-size: 16px; color: var(--text-2); }

/* Links */
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* -------------- Navbar -------------- */
.app-nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(8px);
  background: color-mix(in srgb, var(--panel) 85%, transparent);
  border-bottom: 1px solid var(--border);
}
.app-nav .nav-inner {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .2px; }
.brand img { width: 20px; height: 20px; }
.nav-links { display: flex; gap: 6px; flex-wrap: wrap; }
.nav-link {
  display: inline-block; padding: 10px 12px; border-radius: var(--radius-sm);
  color: var(--text); font-weight: 800;
}
.nav-link:hover { background: var(--hover); text-decoration: none; }
.nav-link.is-active { background: color-mix(in srgb, var(--primary) 10%, var(--hover)); }

/* -------------- Forms -------------- */
input:not([type="checkbox"]):not([type="radio"]),
select, textarea {
  width: auto;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  box-shadow: 0 1px 0 rgba(255,255,255,.5) inset;
  outline: none;
}
input::placeholder, textarea::placeholder { color: var(--muted); }
select { padding-right: 28px; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { box-shadow: var(--ring); border-color: var(--primary); }

/* -------------- Buttons -------------- */
button, .btn {
  appearance: none;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-weight: 900;
  cursor: pointer;
  transition: transform .02s ease, background .12s ease, border-color .12s ease, box-shadow .12s ease;
}
button:hover, .btn:hover { background: var(--hover); }
button:active, .btn:active { transform: translateY(1px); }
button:focus-visible, .btn:focus-visible { box-shadow: var(--ring); border-color: var(--primary); }

.btn-primary {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 92%, #0b1220 8%), var(--primary-600));
  border-color: var(--primary-600);
  color: var(--primary-contrast);
  box-shadow: 0 6px 14px rgba(20,46,107,.22);
}
.btn-primary:hover {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 92%, #0b1220 98%), var(--primary-600));
  border-color: var(--primary-600);
  color: var(--primary-contrast);
}
.btn-primary:active { transform: translateY(1px); box-shadow: 0 4px 10px rgba(20,46,107,.2); }

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-2);
}
.btn-ghost:hover { background: var(--hover); }

/* Inline utility */
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* -------------- Cards & Notices -------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);       /* subtle */
  padding: 14px;
}

/* Remove the “2007 shadow” look on big blocks */
.hero + .container .card,
.cta-band.card,
table { box-shadow: 0 2px 6px rgba(2,6,23,.04); }

.notice {
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  background: color-mix(in srgb, var(--primary) 3%, var(--panel));
  color: var(--text-2);
  padding: 10px 12px; border-radius: var(--radius-sm);
}
.notice.warning { border-left-color: #f59e0b; }
.notice.muted { border-left-color: var(--border); }

/* -------------- Tables -------------- */
table {
  width: 100%;
  border-collapse: separate; border-spacing: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
thead th {
  background: color-mix(in srgb, var(--panel) 92%, var(--primary) 8%);
  color: var(--text);
  text-align: left; font-weight: 900;
  padding: 12px;
  position: sticky; top: 0; z-index: 1;
  border-bottom: 1px solid var(--border);
}
tbody td { padding: 12px; border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent); }
tbody tr:hover td { background: color-mix(in srgb, var(--panel) 96%, var(--primary) 4%); }
tbody tr:last-child td { border-bottom: 0; }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
.kpi-num { font-variant-numeric: tabular-nums; letter-spacing: .3px; }

/* -------------- Badges -------------- */
.badge {
  display: inline-block;
  font-weight: 900; font-size: 12px;
  padding: 3px 10px; border-radius: 9999px;
  border: 1px solid var(--border);
  background: var(--muted-bg, color-mix(in srgb, var(--panel) 85%, var(--primary) 3%));
  color: var(--text-2);
}

/* -------------- Muted/aux text -------------- */
.muted { color: var(--muted); }

/* -------------- Skeleton -------------- */
.skeleton-line {
  height: 12px; border-radius: 6px;
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--panel) 85%, var(--border)) 25%,
    color-mix(in srgb, var(--panel) 70%, var(--border)) 37%,
    color-mix(in srgb, var(--panel) 85%, var(--border)) 63%
  );
  background-size: 400% 100%;
  animation: sk 1.2s ease-in-out infinite;
}
@keyframes sk { 0%{background-position:0 0} 100%{background-position:100% 0} }

/* ---- Premium Landing visuals (HIGH CONTRAST) ---- */

/* ---- Landing visuals ---- */
.hero {
  background: radial-gradient(1000px 600px at 20% -20%, rgba(37,99,235,.10), transparent 40%);
  padding: 48px 0 24px;
  text-align: left;
}
.hero-title {
  font-size: 36px; font-weight: 800; letter-spacing: .2px; margin: 0 0 6px;
}
.hero-sub {
  color: var(--text-2); font-size: 16px; margin: 0 0 12px;
}
.features-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat( auto-fit, minmax(240px, 1fr) );
}

/*
.hero {
  padding: 64px 0 28px;
  text-align: left;

  background:
    linear-gradient(180deg, rgba(10,16,30,0.96) 0%, rgba(11,18,32,0.98) 100%),
    radial-gradient(900px 520px at 20% -10%, rgba(20,46,107,.22), transparent 42%),
    #0b1220;
  color: #fff;
}
.hero .container { max-width: 1100px; }
.hero-title {
  color: #fff;                      
  font-size: 40px; font-weight: 900; letter-spacing: .1px; margin: 0 0 8px;
}
.hero-title .em { color: var(--accent); font-weight: 900; }
.hero-sub {
  color: #cbd5e1; font-size: 16px; margin: 0 0 16px;
}
.hero-cta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.hero-legal { color: #94a3b8; font-size: 12px; margin-top: 6px; }
*/

/* Token-like tag */
.tag {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid color-mix(in srgb, #fff 20%, var(--accent) 80%);
  background: color-mix(in srgb, #0b1220 30%, var(--accent) 70%);
  color: #0b1220; font-weight: 900; letter-spacing: .2px;
  padding: 6px 10px; border-radius: 9999px;
}

/* KPI grid */
.kpi-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat( auto-fit, minmax(220px, 1fr) );
}
.kpi { display: grid; gap: 4px; }
.kpi-label { color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .4px; font-size: 11px; }
.kpi-sub { color: var(--text-2); font-size: 12px; }

/* Feature grid */
.features-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat( auto-fit, minmax(260px, 1fr) );
}
.feature { display: grid; gap: 6px; }
.feature h3 { font-weight: 900; margin-bottom: 2px; }
.icon {
  width: 22px; height: 22px; border-radius: 8px;
  display: inline-grid; place-items: center;
  background: color-mix(in srgb, var(--primary) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border));
}

/* Trust */
.trustbar {
  display: grid; gap: 10px;
  grid-template-columns: repeat( auto-fit, minmax(140px, 1fr) );
  color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .6px; font-size: 12px;
}

/* CTA band */
.cta-band {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  box-shadow: 0 2px 6px rgba(2,6,23,.04); /* light */
}

/* Sticky mobile CTA */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: color-mix(in srgb, var(--panel) 92%, var(--primary) 8%);
  border-top: 1px solid var(--border);
  padding: 10px 14px;
  display: none;
}
@media (max-width: 800px) {
  .sticky-cta { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
}

/* Small screens */
@media (max-width: 640px) {
  .hero { padding: 42px 0 22px; }
  .hero-title { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}