:root {
  --text: #f4f7fb;
  --muted: #9aabbf;
  --ink: #0c1220;
}

*,
*::before,
*::after { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Outfit, sans-serif;
  color: var(--text);
  background-color: #0a101c;
  background-image:
    radial-gradient(ellipse 70% 50% at 10% 0%, rgba(42, 157, 143, 0.28), transparent 55%),
    radial-gradient(ellipse 55% 45% at 95% 8%, rgba(232, 120, 62, 0.22), transparent 50%),
    radial-gradient(ellipse 50% 40% at 80% 90%, rgba(56, 120, 220, 0.18), transparent 55%),
    radial-gradient(ellipse 40% 35% at 5% 85%, rgba(210, 70, 120, 0.14), transparent 50%),
    linear-gradient(165deg, #121a2b 0%, #0a101c 55%, #0d1524 100%);
  background-attachment: fixed;
  min-height: 100vh;
  min-height: 100dvh;
}

.landing {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 40px;
}

.landing__hero {
  text-align: center;
  margin-bottom: 40px;
}

.landing__eyebrow {
  margin: 0 0 10px;
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(42, 157, 143, 0.25), rgba(232, 120, 62, 0.2));
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #f0d5b8;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.landing__title {
  margin: 0 0 12px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.9rem, 5.2vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(120deg, #ffffff 10%, #9be7dc 45%, #f0b27a 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.landing__sub {
  margin: 0 auto;
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.landing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
}

.card {
  --accent: #2a9d8f;
  --accent-soft: rgba(42, 157, 143, 0.2);
  --glow: rgba(42, 157, 143, 0.35);

  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), transparent 42%),
    linear-gradient(180deg, #24344d 0%, #1a2740 60%, #152036 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 18px 16px 16px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  min-height: 152px;
}

.card::before {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow), transparent 68%);
  pointer-events: none;
  opacity: 0.85;
}

.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 55%, white 10%);
  box-shadow:
    0 22px 48px rgba(0, 0, 0, 0.4),
    0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.card__icon {
  position: relative;
  z-index: 1;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card__title {
  position: relative;
  z-index: 1;
  margin: 6px 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.08rem;
  font-weight: 600;
}

.card__desc {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

/* Unique accents per tool */
.card--basic {
  --accent: #34b3a3;
  --accent-soft: rgba(52, 179, 163, 0.22);
  --glow: rgba(52, 179, 163, 0.45);
}
.card--scientific {
  --accent: #5b8def;
  --accent-soft: rgba(91, 141, 239, 0.22);
  --glow: rgba(91, 141, 239, 0.42);
}
.card--percentage {
  --accent: #f0a35a;
  --accent-soft: rgba(240, 163, 90, 0.22);
  --glow: rgba(240, 163, 90, 0.42);
}
.card--tip {
  --accent: #3ecf8e;
  --accent-soft: rgba(62, 207, 142, 0.2);
  --glow: rgba(62, 207, 142, 0.4);
}
.card--discount {
  --accent: #ff6b6b;
  --accent-soft: rgba(255, 107, 107, 0.2);
  --glow: rgba(255, 107, 107, 0.4);
}
.card--bmi {
  --accent: #c084fc;
  --accent-soft: rgba(192, 132, 252, 0.2);
  --glow: rgba(192, 132, 252, 0.38);
}
.card--age {
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.2);
  --glow: rgba(56, 189, 248, 0.4);
}
.card--loan {
  --accent: #fbbf24;
  --accent-soft: rgba(251, 191, 36, 0.2);
  --glow: rgba(251, 191, 36, 0.38);
}
.card--unit {
  --accent: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.2);
  --glow: rgba(45, 212, 191, 0.4);
}
.card--average {
  --accent: #fb7185;
  --accent-soft: rgba(251, 113, 133, 0.2);
  --glow: rgba(251, 113, 133, 0.4);
}

.landing__foot {
  margin-top: 40px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.landing__foot p { margin: 0; }

@media (max-width: 520px) {
  .landing { padding-top: 28px; }
  .landing__grid { grid-template-columns: 1fr; }
}