frontend/src/styles.css

:root {
  --bg: #0f1724;
  --surface: #111827;
  --surface-soft: #131f33;
  --muted: #94a3b8;
  --text: #e6eef6;
  --accent: #22d3ee;
  --accent-dark: #0e7490;
  --border: rgba(148, 163, 184, 0.14);
}

* {
  box-sizing: border-box;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, 'Helvetica Neue', Arial, sans-serif;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.16), transparent 35%),
    radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.15), transparent 28%),
    linear-gradient(180deg, #050811 0%, #08101c 100%);
  color: var(--text);
}

button,
select {
  font: inherit;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 24px 42px;
}

header h1 {
  margin: 0;
  font-size: clamp(2rem, 2.8vw, 3.4rem);
  line-height: 1.05;
}

.subtitle {
  margin: 12px 0 0;
  color: var(--muted);
  max-width: 720px;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 28px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--accent);
  margin: 0 0 12px;
  font-size: 0.82rem;
}

.profile-bar {
  display: flex;
  gap: 12px;
  align-items: center;
}

.profile-info {
  display: grid;
  gap: 2px;
  text-align: right;
}

.profile-info span {
  font-weight: 700;
}

.profile-info small {
  color: var(--muted);
}

button {
  border: none;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

button.primary {
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  color: #031827;
  box-shadow: 0 18px 50px rgba(34, 211, 238, 0.18);
}

button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

button:hover {
  transform: translateY(-1px);
}

.hero-card,
.dashboard-grid,
.panel,
.stats-grid {
  display: grid;
}

.hero-card {
  gap: 20px;
  padding: 36px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
}

.hero-card h2,
.panel h2 {
  margin: 0 0 14px;
  font-size: 1.4rem;
}

.hero-card p,
.panel p,
.empty-state {
  color: var(--muted);
  line-height: 1.7;
}

.hero-aside {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.8;
}

.dashboard-grid {
  gap: 24px;
  grid-template-columns: minmax(300px, 360px) minmax(400px, 1fr);
}

.panel {
  gap: 16px;
  padding: 26px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.controls-panel label,
.panel label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--muted);
}

label select {
  min-width: 0;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.9);
  color: var(--text);
  padding: 14px 16px;
}

.actions {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.actions button {
  width: 100%;
}

.result-panel {
  min-height: 316px;
}

.card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: center;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.result-card img {
  width: 100%;
  max-width: 180px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 20px;
  background: #0d172a;
}

.card-body h3 {
  margin: 0 0 12px;
}

.card-body p {
  margin: 4px 0;
  color: var(--muted);
}

.stats-panel {
  grid-column: 1 / -1;
}

.stats-grid {
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 20px;
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.stat-card span {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
}

.stat-card strong {
  display: block;
  font-size: 1.8rem;
  color: var(--text);
}

footer {
  margin-top: 24px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.empty-state {
  padding: 28px 0;
  color: var(--muted);
}

@media (max-width: 900px) {
  .dashboard-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 20px 16px 28px;
  }

  .topbar {
    align-items: flex-start;
  }

  .profile-bar {
    width: 100%;
    justify-content: flex-start;
  }
}