:root {
  --bg-primary: #f5efe5;
  --bg-secondary: #fbf7f0;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.42);
  --bg-ambient: rgba(244, 201, 93, 0.15);

  --text-primary: #2d2537;
  --text-secondary: #544a61;
  --text-muted: #7c728a;

  --accent-low: #5c7cfa;
  --accent-mid: #f4c95d;
  --accent-high: #f26a5b;
  --accent-strong: #e6775e;

  --gradient-mood: linear-gradient(
    135deg,
    #5c7cfa 0%,
    #f4c95d 50%,
    #f26a5b 100%
  );
  --gradient-card: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.6) 100%
  );

  --border: rgba(48, 50, 61, 0.08);
  --border-hover: rgba(48, 50, 61, 0.15);

  --shadow-card: 0 16px 28px rgba(16, 19, 36, 0.12);
  --shadow-glow: 0 18px 40px rgba(242, 106, 91, 0.18);
  --shadow-sm: 0 4px 12px rgba(16, 19, 36, 0.08);

  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --radius-pill: 999px;

  --spacing-xs: 6px;
  --spacing-sm: 10px;
  --spacing-md: 16px;
  --spacing-lg: 22px;
  --spacing-xl: 28px;
  --spacing-xxl: 36px;
  --spacing-section: 72px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0a0b14;
    --bg-secondary: #161826;
    --bg-card: rgba(20, 24, 39, 0.94);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --bg-ambient: rgba(244, 201, 93, 0.2);

    --text-primary: #f7f4ee;
    --text-secondary: #d8d2c8;
    --text-muted: #aba59a;

    --accent-strong: #ffd48a;

    --gradient-card: linear-gradient(
      135deg,
      rgba(20, 24, 39, 0.95) 0%,
      rgba(20, 24, 39, 0.85) 100%
    );

    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.18);

    --shadow-card: 0 16px 28px rgba(0, 0, 0, 0.28);
    --shadow-glow: 0 18px 40px rgba(244, 201, 93, 0.28);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.15);
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto',
    'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.3s ease;
}

a:hover {
  opacity: 0.8;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

img {
  max-width: 100%;
  height: auto;
}

.section {
  padding: var(--spacing-section) 0;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--gradient-mood);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  box-shadow: 0 22px 48px rgba(242, 106, 91, 0.25);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--border-hover);
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-xxl);
  font-size: 17px;
}

.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  background: var(--bg-secondary);
  color: var(--text-muted);
}

.icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.icon-sm {
  width: 18px;
  height: 18px;
}

.icon-lg {
  width: 32px;
  height: 32px;
}

.icon-xl {
  width: 48px;
  height: 48px;
}

.gradient-text {
  background: var(--gradient-mood);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: var(--spacing-section) 0;
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-xxl) 0;
  }

  .btn-large {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 15px;
  }
}