:root {
  --color-primary: #0B132B;
  --color-secondary: #1C2541;
  --color-accent: #47A8BD;
  --color-accent-soft: rgba(71, 168, 189, 0.12);
  --color-bg: #F4F7FB;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-muted: #6B7280;
  --color-border: rgba(11, 19, 43, 0.08);
  --color-success: #22C55E;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;

  --font-primary: 'Inter', 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', 'Inter', sans-serif;

  --shadow-soft: 0 10px 30px rgba(11, 19, 43, 0.08);
  --shadow-card: 0 12px 30px rgba(28, 37, 65, 0.10);

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background: linear-gradient(180deg, #f4f7fb 0%, #edf4f8 100%);
  color: var(--color-text);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

img {
  max-width: 100%;
  display: block;
}

button, input, select {
  font: inherit;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 0.8rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-base);
}

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

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 10px 25px rgba(71, 168, 189, 0.25);
}

.btn-primary:hover {
  background: #3699ad;
}

.btn-secondary {
  background: var(--color-primary);
  color: #fff;
}

.container {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}