:root {
  --bg: #0b0f1c;
  --bg-soft: #151a2c;
  --card: rgba(255, 255, 255, 0.92);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #101828;
  --muted: #44546f;
  --accent: #22d3ee;
  --accent-dark: #0891b2;
  --good: #0ea5a4;
  --bad: #f43f5e;
  --shadow: 0 30px 60px -28px rgba(9, 15, 30, 0.6);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Work Sans", sans-serif;
  background: radial-gradient(circle at top, #1f2a44 0%, #0b0f1c 55%);
  color: #e2e8f0;
  min-height: 100vh;
}

.noise {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.65' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
  mix-blend-mode: soft-light;
}

.page {
  max-width: 1040px;
  margin: 0 auto;
  padding: 56px 24px 72px;
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.hero {
  display: grid;
  gap: 18px;
  padding: 10px 0 8px;
}

.hero__badge {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.15);
  color: var(--accent);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero__title {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2.6rem, 4vw, 3.9rem);
  margin: 0;
  color: #f8fafc;
}

.hero__subtitle {
  max-width: 660px;
  color: #cbd5f5;
  margin: 0;
  font-size: 1.05rem;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 10px;
}

.hero__meta div {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.hero__meta-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #94a3b8;
}

.card {
  background: var(--card);
  color: var(--text);
  border-radius: 28px;
  padding: 30px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--card-border);
  backdrop-filter: blur(16px);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 55%);
  opacity: 0.8;
  pointer-events: none;
}

.card__header {
  display: grid;
  gap: 6px;
  position: relative;
  z-index: 1;
}

.card__header h2 {
  font-family: "Space Grotesk", sans-serif;
  margin: 0;
  font-size: 1.4rem;
}

.card__header p {
  margin: 0;
  color: var(--muted);
}

.card__body {
  margin-top: 18px;
  display: grid;
  gap: 18px;
  position: relative;
  z-index: 1;
}

.input {
  width: 100%;
  min-height: 190px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid #d0d7e2;
  font-size: 1rem;
  font-family: "Work Sans", sans-serif;
  resize: vertical;
  outline: none;
  background: #ffffff;
  transition: border 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.2);
  transform: translateY(-1px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  border: none;
  border-radius: 999px;
  padding: 12px 24px;
  font-weight: 600;
  font-family: "Space Grotesk", sans-serif;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  box-shadow: 0 18px 24px -16px rgba(8, 145, 178, 0.75);
}

.btn--ghost {
  background: #eef2ff;
  color: var(--muted);
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.result {
  background: #f1f5f9;
  border-radius: 18px;
  padding: 18px;
  display: grid;
  gap: 6px;
}

.result__label {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--muted);
}

.result__label.good {
  color: var(--good);
}

.result__label.bad {
  color: var(--bad);
}

.result__confidence {
  color: var(--muted);
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
  color: #94a3b8;
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .page {
    padding: 32px 18px 48px;
  }

  .card {
    padding: 22px;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}