/* ============================================
   JCC DESIGN SYSTEM
   Jameel Construction Company
   Premium Corporate Identity
   ============================================ */

/* --- CSS Custom Properties (Tokens) --- */
:root {
  /* Navy Palette */
  --color-navy-950: #060E1A;
  --color-navy-900: #0A1628;
  --color-navy-800: #0F2240;
  --color-navy-700: #152E54;
  --color-navy-600: #1B3A68;
  --color-navy-500: #234B85;
  --color-navy-400: #3A6BA5;
  --color-navy-300: #5A8BC5;

  /* Gold / Bronze Accent */
  --color-gold-600: #A67C2E;
  --color-gold-500: #C8973E;
  --color-gold-400: #D4A94E;
  --color-gold-300: #E0BC6A;
  --color-gold-200: #ECD48F;
  --color-gold-100: #F5E8BF;
  --color-gold-50: #FBF4DE;

  /* Neutrals */
  --color-white: #FFFFFF;
  --color-gray-50: #F7F8FA;
  --color-gray-100: #EFF1F4;
  --color-gray-200: #E0E3E8;
  --color-gray-300: #C8CDD6;
  --color-gray-400: #9BA3B0;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;

  /* Semantic Colors */
  --color-primary: var(--color-navy-800);
  --color-primary-light: var(--color-navy-600);
  --color-primary-dark: var(--color-navy-900);
  --color-accent: var(--color-gold-500);
  --color-accent-light: var(--color-gold-300);
  --color-accent-100: var(--color-gold-100);
  --color-accent-200: var(--color-gold-200);
  --color-text: var(--color-gray-700);
  --color-text-light: var(--color-gray-500);
  --color-text-heading: var(--color-navy-900);
  --color-text-inverse: var(--color-white);
  --color-bg: var(--color-white);
  --color-bg-alt: var(--color-gray-50);
  --color-bg-dark: var(--color-navy-900);
  --color-border: var(--color-gray-200);
  --color-success: #16A34A;
  --color-error: #DC2626;
  --color-warning: #F59E0B;

  /* Typography - DM Sans */
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Font Weights */
  --weight-light: 300;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.2;
  --leading-snug: 1.35;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;
  --leading-loose: 2;

  /* Letter Spacing */
  --tracking-tighter: -0.03em;
  --tracking-tight: -0.015em;
  --tracking-normal: 0em;
  --tracking-wide: 0.02em;
  --tracking-wider: 0.04em;
  --tracking-widest: 0.08em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;
  --radius-2xl: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;

  /* Z-Index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  /* Container */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1320px;

  /* Header */
  --header-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-normal);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text-heading);
  letter-spacing: var(--tracking-tight);
}

h1 { font-size: clamp(2rem, 4.5vw + 0.5rem, 3rem); }
h2 { font-size: clamp(1.6rem, 2.5vw + 0.75rem, 2.25rem); }
h3 { font-size: clamp(1.25rem, 1.25vw + 0.75rem, 1.5rem); }
h4 { font-size: clamp(1.125rem, 0.9vw + 0.75rem, 1.25rem); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); font-weight: var(--weight-semibold); }

p {
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--container-lg);
}

.container--wide {
  max-width: var(--container-2xl);
}

.section {
  padding: var(--space-24) 0;
}

.section--sm {
  padding: var(--space-16) 0;
}

.section--lg {
  padding: var(--space-32) 0;
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark h5,
.section--dark h6 {
  color: var(--color-white);
}

.section--alt {
  background-color: var(--color-bg-alt);
}

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

.text-gold { color: var(--color-accent); }
.text-navy { color: var(--color-primary); }
.text-white { color: var(--color-white); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Grid System --- */
.grid {
  display: grid;
  gap: var(--space-8);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
}

/* --- Flex Utilities --- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* --- Spacing Utilities --- */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }

/* --- Button Component --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  line-height: 1;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--color-navy-800);
  color: var(--color-white);
  border-color: var(--color-navy-800);
}

.btn--primary:hover {
  background-color: var(--color-navy-700);
  border-color: var(--color-navy-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: var(--color-gold-500);
  color: var(--color-navy-900);
  border-color: var(--color-gold-500);
}

.btn--secondary:hover {
  background-color: var(--color-gold-400);
  border-color: var(--color-gold-400);
  transform: translateY(-1px);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-navy-800);
  border-color: var(--color-navy-800);
}

.btn--outline:hover {
  background-color: var(--color-navy-800);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn--dark {
  background-color: var(--color-navy-800);
  color: var(--color-white);
  border-color: var(--color-navy-800);
}

.btn--dark:hover {
  background-color: var(--color-navy-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-navy-900);
  border-color: var(--color-white);
}

.btn--white:hover {
  background-color: var(--color-gray-100);
  transform: translateY(-1px);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--ghost:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn--lg {
  padding: 14px 32px;
  font-size: var(--text-base);
}

.btn--sm {
  padding: 8px 16px;
  font-size: var(--text-xs);
}

/* --- Card Component --- */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-slow);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gray-300);
}

.card__image {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.card__body {
  padding: var(--space-6);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-3);
  color: var(--color-text-heading);
}

.card__text {
  color: var(--color-gray-600);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-accent);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  transition: gap var(--transition-base);
}

.card__link:hover {
  gap: var(--space-3);
}

/* --- Badge Component --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background-color: var(--color-gold-100);
  color: var(--color-gold-600);
}

.badge--dark {
  background-color: var(--color-navy-800);
  color: var(--color-white);
}

.badge--gold {
  background-color: var(--color-gold-500);
  color: var(--color-navy-900);
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  padding: var(--space-4) 0;
}

.breadcrumb a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb__separator {
  color: var(--color-gray-300);
  font-size: var(--text-xs);
}

.breadcrumb__current {
  color: var(--color-white);
  font-weight: var(--weight-medium);
}

/* --- Section Header --- */
.section-header {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.section-header--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-header__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-header__label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-accent);
}

.section-header--center .section-header__label::before {
  display: none;
}

.section-header__title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 2.5vw + 0.75rem, 2.25rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
  color: var(--color-text-heading);
}

.section--dark .section-header__title {
  color: var(--color-white);
}

.section-header__desc {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
}

.section--dark .section-header__desc {
  color: var(--color-gray-300);
}

/* --- Page Hero --- */
.page-hero {
  background-color: var(--color-navy-900);
  padding: calc(var(--header-height) + var(--space-20)) 0 var(--space-16);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(10, 22, 40, 0.97), rgba(21, 46, 84, 0.92));
  z-index: 1;
}

.page-hero__content {
  position: relative;
  z-index: 2;
}

.page-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4vw + 0.5rem, 3rem);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.page-hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-300);
  max-width: 560px;
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.stat {
  text-align: center;
  padding: var(--space-8);
}

.stat__number {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  color: var(--color-accent);
  line-height: var(--leading-none);
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

@media (max-width: 768px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: var(--space-6); }
  .stat__number { font-size: var(--text-4xl); }
}

/* --- Form Elements --- */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-navy-600);
  box-shadow: 0 0 0 3px rgba(21, 46, 84, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* --- Table --- */
.table-wrapper {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.table th {
  background-color: var(--color-navy-800);
  color: var(--color-white);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.table tbody tr:hover {
  background-color: var(--color-gray-50);
}

/* --- Responsive Typography --- */
@media (max-width: 1024px) {
  .page-hero__title { font-size: clamp(1.9rem, 5vw, 2.6rem); }
  .section-header__title { font-size: clamp(1.6rem, 4vw, 2.1rem); }
}

@media (max-width: 640px) {
  .page-hero { padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-12); }
  .page-hero__title { font-size: clamp(1.75rem, 7vw, 2.25rem); }
  .section { padding: var(--space-16) 0; }
  .container { padding: 0 var(--space-4); }
}

/* --- Reduced Motion --- */
@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;
  }
}