/* ==========================================================================
   SHUKRIYA TRAVELS - PREMIER FULL-SERVICE TRAVEL DESIGN SYSTEM
   Contemporary Premium Travel Aesthetic: Deep Teal/Emerald | Crisp White | Restrained Warm Accents
   ========================================================================== */

:root {
  /* Structure: Navy and Slate */
  --brand-950: #0f172a;
  --brand-900: #1e293b;
  --brand-850: #1e3a8a;
  --brand-800: #1d4ed8;
  --brand-700: #2563eb;
  --brand-600: #3b82f6;
  --brand-500: #60a5fa;
  --brand-100: #dbeafe;
  --brand-50:  #eff6ff;

  /* Interactive Accent: Emerald */
  --accent-700: #047857;
  --accent-600: #059669;
  --accent-500: #10b981;
  --accent-400: #34d399;
  --accent-300: #6ee7b7;
  --accent-100: #d1fae5;
  --accent-50:  #ecfdf5;

  /* Neutral Spectrum & Surfaces */
  --white: #ffffff;
  --surface-cream: #f8fafc;
  --surface-subtle: #f1f5f9;
  --surface-card: #ffffff;
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-dark: #94a3b8;
  
  /* Text Spectrum */
  --text-dark: #090d12;
  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Status Colors */
  --success: #16a34a;
  --warning: #d97706;
  --error: #dc2626;
  --info: #0284c7;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', 'Avenir Next', 'Segoe UI', sans-serif;
  --font-heading: 'Outfit', 'Trebuchet MS', sans-serif;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 18px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 14px 32px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 24px 54px rgba(15, 23, 42, 0.16);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 160ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Global Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--text-main);
  background-color: var(--white);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  padding-bottom: 70px;
}

@media (min-width: 1024px) {
  body {
    padding-bottom: 0;
  }
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  user-select: none;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--brand-950);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4, h5, h6 {
  font-size: 1.125rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-800);
  background-color: var(--brand-50);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
  border: 1px solid var(--brand-100);
}

.section-tag.accent-theme {
  color: var(--accent-700);
  background-color: var(--accent-50);
  border-color: var(--accent-100);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--brand-950);
  margin-bottom: 10px;
  letter-spacing: 0;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2rem;
  }
}

.section-subtitle {
  font-size: 1.02rem;
  color: var(--text-muted);
  max-width: 660px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.text-center {
  text-align: center;
}

/* Primary Travel Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 22px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-smooth);
  white-space: nowrap;
}

input,
select,
textarea {
  font-size: 1rem;
}

.form-label {
  font-size: 0.875rem;
}

@media (max-width: 767px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  h4, h5, h6 {
    font-size: 1rem;
  }
}

.btn-primary {
  background: var(--brand-800);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(15, 82, 65, 0.25);
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: var(--brand-900);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(15, 82, 65, 0.35);
}

.btn-accent {
  background: var(--accent-500);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(201, 122, 34, 0.28);
  font-weight: 700;
}

:focus-visible {
  outline: 3px solid rgba(217, 107, 77, 0.45);
  outline-offset: 3px;
}

.btn-accent:hover {
  background: var(--accent-600);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(201, 122, 34, 0.38);
}

.btn-outline {
  background: transparent;
  color: var(--brand-800);
  border: 1.5px solid var(--brand-800);
}

.btn-outline:hover {
  background: var(--brand-50);
  color: var(--brand-900);
  border-color: var(--brand-900);
}

.btn-subtle {
  background: var(--surface-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

.btn-subtle:hover {
  background: var(--border-light);
  color: var(--text-main);
}

.btn-whatsapp {
  background: #128c7e;
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(18, 140, 126, 0.25);
}

.btn-whatsapp:hover {
  background: #0d7064;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(18, 140, 126, 0.35);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.84rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 13px 28px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
}

.badge-brand {
  background-color: var(--brand-50);
  color: var(--brand-800);
  border: 1px solid var(--brand-100);
}

.badge-accent {
  background-color: var(--accent-50);
  color: var(--accent-700);
  border: 1px solid var(--accent-100);
}

.badge-white {
  background-color: rgba(255, 255, 255, 0.94);
  color: var(--text-main);
  box-shadow: var(--shadow-xs);
}

/* Input & Form Controls */
.form-group {
  margin-bottom: 14px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-medium);
  background-color: var(--white);
  color: var(--text-main);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--brand-700);
  box-shadow: 0 0 0 3px rgba(20, 105, 84, 0.12);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230f5241' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}