/* ============================================================
   ALIA SCORECARD - Responsive Design
   Mobile-First | Low-End Android Optimized
   Breakpoints: 480px | 768px | 1024px | 1280px | 1440px
   ============================================================ */

/* ============================================================
   SECTION 1: MOBILE BASE (up to 479px)
   Smallest phones, low-end Android
   ============================================================ */

@media (max-width: 479px) {
  html {
    font-size: 15px;
  }

  .container,
  .container-narrow,
  .container-wide {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  .section-sm {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  /* Hero */
  .hero {
    padding: var(--space-12) 0 var(--space-10);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: var(--text-base);
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Navbar */
  .navbar-inner {
    height: 60px;
  }

  .navbar-tagline {
    display: none;
  }

  .navbar-title {
    font-size: var(--text-base);
  }

  .navbar-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-6);
    gap: var(--space-1);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 99;
    overflow-y: auto;
  }

  .navbar-menu.open {
    transform: translateX(0);
  }

  .navbar-link {
    padding: 14px 16px;
    font-size: var(--text-base);
    border-radius: var(--radius-md);
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* Cards */
  .card,
  .glass-panel {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
  }

  .stat-card {
    padding: var(--space-4);
  }

  .stat-number {
    font-size: var(--text-3xl);
  }

  .project-card-body {
    padding: var(--space-4);
  }

  /* Forms */
  .form-row {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-bar .form-select,
  .filter-bar .form-input {
    width: 100%;
    min-width: unset;
  }

  /* Tables */
  .data-table {
    font-size: var(--text-xs);
  }

  .data-table th,
  .data-table td {
    padding: 10px 8px;
  }

  /* Modals */
  .modal {
    max-width: 100%;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 95vh;
    margin-top: auto;
  }

  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .modal-header {
    padding: var(--space-4);
  }

  .modal-body {
    padding: var(--space-4);
  }

  .modal-footer {
    padding: var(--space-3) var(--space-4);
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  /* Buttons */
  .btn-lg,
  .btn-xl {
    padding: 14px 24px;
    font-size: var(--text-sm);
  }

  /* Pagination */
  .pagination {
    flex-wrap: wrap;
  }

  .pagination-info {
    width: 100%;
    text-align: center;
    order: -1;
    margin-bottom: var(--space-2);
  }

  /* Tabs */
  .tabs {
    gap: 0;
  }

  .tab-btn {
    padding: 10px 14px;
    font-size: var(--text-xs);
  }

  /* Search */
  .search-bar .form-input {
    padding: 12px 16px 12px 42px;
    font-size: var(--text-sm);
  }

  /* Toasts */
  .toast-container {
    left: var(--space-3);
    right: var(--space-3);
    max-width: none;
  }

  /* Breadcrumbs */
  .breadcrumbs {
    font-size: var(--text-xs);
    padding: var(--space-3) 0;
  }

  /* Admin Sidebar */
  .admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    z-index: 200;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
  }

  .admin-sidebar-overlay.active {
    display: block;
  }

  /* Image Slots */
  .image-slot {
    border-radius: var(--radius-lg);
  }

  .image-slot-placeholder {
    min-height: 140px;
  }

  /* Empty State */
  .empty-state {
    padding: var(--space-10) var(--space-4);
  }

  .empty-state-icon {
    font-size: 48px;
  }

  .empty-state-title {
    font-size: var(--text-xl);
  }
}

/* ============================================================
   SECTION 2: LARGE MOBILE (480px to 767px)
   Standard Android phones
   ============================================================ */

@media (min-width: 480px) and (max-width: 767px) {
  .container,
  .container-narrow,
  .container-wide {
    padding-left: var(--space-5);
    padding-right: var(--space-5);
  }

  .hero {
    padding: var(--space-16) 0 var(--space-12);
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-actions .btn {
    flex: 1;
    justify-content: center;
  }

  /* Navbar */
  .navbar-tagline {
    display: none;
  }

  .navbar-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-6);
    gap: var(--space-1);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 99;
    overflow-y: auto;
  }

  .navbar-menu.open {
    transform: translateX(0);
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* Forms */
  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  /* Modal */
  .modal {
    max-width: 95%;
  }

  /* Admin */
  .admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    z-index: 200;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
  }

  .admin-sidebar-overlay.active {
    display: block;
  }
}

/* ============================================================
   SECTION 3: TABLET (768px to 1023px)
   Tablets and large phones in landscape
   ============================================================ */

@media (min-width: 768px) and (max-width: 1023px) {
  .hero-title {
    font-size: 3rem;
  }

  /* Navbar */
  .navbar-menu {
    display: flex;
  }

  .mobile-menu-btn {
    display: none;
  }

  .navbar-link {
    padding: 8px 10px;
    font-size: var(--text-xs);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-8);
  }

  /* Admin */
  .admin-sidebar {
    width: 240px;
  }

  .admin-main {
    margin-left: 240px;
  }
}

/* ============================================================
   SECTION 4: DESKTOP (1024px to 1279px)
   Standard laptops and desktops
   ============================================================ */

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }

  /* Navbar */
  .navbar-menu {
    display: flex;
  }

  .mobile-menu-btn {
    display: none;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  /* Admin */
  .admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 260px;
    z-index: 50;
  }

  .admin-main {
    margin-left: 260px;
  }

  .admin-sidebar-overlay {
    display: none !important;
  }
}

/* ============================================================
   SECTION 5: LARGE DESKTOP (1280px+)
   Large monitors
   ============================================================ */

@media (min-width: 1280px) {
  .hero-title {
    font-size: 4rem;
  }

  .admin-sidebar {
    width: 280px;
  }

  .admin-main {
    margin-left: 280px;
  }
}

/* ============================================================
   SECTION 6: ULTRA-WIDE (1440px+)
   ============================================================ */

@media (min-width: 1440px) {
  .container-wide {
    max-width: 1400px;
  }

  .hero-title {
    font-size: 4.5rem;
  }
}

/* ============================================================
   SECTION 7: RESPONSIVE GRID UTILITIES
   ============================================================ */

/* 2-column grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
}

/* 3-column grid */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

/* 4-column grid */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 768px) {
  .grid-4 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

/* 5-column grid (sector cards) */
.grid-5 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 480px) {
  .grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-5 {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 1024px) {
  .grid-5 {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (min-width: 1280px) {
  .grid-5 {
    grid-template-columns: repeat(8, 1fr);
  }
}

/* Stat grid */
.grid-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .grid-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 1024px) {
  .grid-stats {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

@media (min-width: 1280px) {
  .grid-stats {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* ============================================================
   SECTION 8: RESPONSIVE VISIBILITY UTILITIES
   ============================================================ */

.hide-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hide-mobile {
    display: initial;
  }

  .hide-tablet {
    display: none;
  }

  .show-tablet {
    display: initial;
  }
}

@media (min-width: 1024px) {
  .hide-desktop {
    display: none;
  }

  .show-desktop {
    display: initial;
  }

  .hide-tablet {
    display: initial;
  }
}

.show-mobile {
  display: initial;
}

@media (min-width: 768px) {
  .show-mobile {
    display: none;
  }
}

/* ============================================================
   SECTION 9: RESPONSIVE TYPOGRAPHY
   ============================================================ */

@media (max-width: 767px) {
  h1, .h1 { font-size: 1.875rem; }
  h2, .h2 { font-size: 1.5rem; }
  h3, .h3 { font-size: 1.25rem; }
  h4, .h4 { font-size: 1.125rem; }

  .lead {
    font-size: var(--text-lg);
  }

  .eyebrow {
    font-size: 0.65rem;
  }
}

/* ============================================================
   SECTION 10: RESPONSIVE ADMIN DASHBOARD
   ============================================================ */

/* Admin Layout Base */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--glass-border);
  padding: var(--space-6) 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.admin-sidebar-brand {
  padding: 0 var(--space-5);
  margin-bottom: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.admin-sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: 0 var(--space-3);
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 14px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  text-decoration: none;
}

.admin-nav-link:hover {
  background: var(--color-brand-soft);
  color: var(--color-accent);
}

.admin-nav-link.active {
  background: var(--color-accent);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.admin-nav-section {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-muted);
  padding: var(--space-4) var(--space-4) var(--space-2);
}

.admin-main {
  flex: 1;
  padding: var(--space-6);
  overflow-x: hidden;
  transition: margin-left 0.3s ease;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.admin-topbar-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.admin-topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Admin mobile adjustments */
@media (max-width: 767px) {
  .admin-main {
    padding: var(--space-4);
  }

  .admin-topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .admin-topbar-title {
    font-size: var(--text-xl);
  }

  .admin-topbar-actions {
    width: 100%;
    justify-content: flex-end;
  }

  /* Admin dashboard stat cards stack on mobile */
  .admin-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }

  .admin-chart-container {
    min-height: 250px;
  }

  /* Admin table responsive */
  .admin-table-wrapper {
    margin: 0 calc(var(--space-4) * -1);
    border-radius: 0;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .admin-stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .admin-stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

/* ============================================================
   SECTION 11: RESPONSIVE MAP (ATLAS)
   ============================================================ */

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .map-container {
    height: 500px;
  }
}

@media (min-width: 1024px) {
  .map-container {
    height: 600px;
  }
}

.map-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .map-controls {
    flex-direction: row;
    align-items: center;
  }
}

/* ============================================================
   SECTION 12: RESPONSIVE PROJECT DETAIL
   ============================================================ */

.project-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .project-detail-grid {
    grid-template-columns: 2fr 1fr;
    gap: var(--space-8);
  }
}

.project-detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ============================================================
   SECTION 13: RESPONSIVE TIMELINE
   ============================================================ */

.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border-strong);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.timeline-dot {
  position: absolute;
  left: -20px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-surface);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .timeline {
    padding-left: 0;
  }

  .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline-item {
    width: 50%;
    padding-left: 0;
  }

  .timeline-item:nth-child(odd) {
    margin-left: 0;
    padding-right: var(--space-8);
    text-align: right;
  }

  .timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: var(--space-8);
  }

  .timeline-item:nth-child(odd) .timeline-dot {
    left: auto;
    right: -6px;
  }

  .timeline-item:nth-child(even) .timeline-dot {
    left: -6px;
  }
}

/* ============================================================
   SECTION 14: RESPONSIVE NEWSROOM
   ============================================================ */

.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

.news-featured {
  grid-column: 1 / -1;
}

@media (min-width: 1024px) {
  .news-featured {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
  }
}

/* ============================================================
   SECTION 15: RESPONSIVE LANDING IMAGE GALLERY
   ============================================================ */

.landing-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .landing-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .landing-gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 1280px) {
  .landing-gallery {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================================
   SECTION 16: LANDSCAPE ORIENTATION FIXES
   ============================================================ */

@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    padding: var(--space-8) 0;
  }

  .hero-title {
    font-size: 2rem;
  }

  .modal {
    max-height: 98vh;
  }

  .navbar-inner {
    height: 52px;
  }
}

/* ============================================================
   SECTION 17: HIGH DPI / RETINA DISPLAYS
   ============================================================ */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .navbar-logo {
    image-rendering: -webkit-optimize-contrast;
  }

  .avatar {
    image-rendering: -webkit-optimize-contrast;
  }
}

/* ============================================================
   SECTION 18: DARK MODE SYSTEM PREFERENCE
   Auto-detect user OS preference if no manual toggle
   ============================================================ */

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg-base: #0a1510;
    --color-bg-surface: #10201a;
    --color-bg-elevated: #152b22;
    --color-bg-muted: #0d1a14;

    --bg-gradient-base: radial-gradient(ellipse at top left, rgba(39, 154, 98, 0.12) 0%, transparent 55%),
                        radial-gradient(ellipse at bottom right, rgba(201, 154, 78, 0.08) 0%, transparent 55%),
                        linear-gradient(180deg, #0a1510 0%, #0d1a14 100%);

    --color-text-primary: #f0ebe0;
    --color-text-secondary: #c8c0b2;
    --color-text-muted: #8a8578;

    --color-brand: var(--benue-green-400);
    --color-brand-strong: var(--benue-green-300);
    --color-brand-soft: rgba(39, 154, 98, 0.15);

    --color-accent: var(--benue-green-400);
    --color-accent-hover: var(--benue-green-300);
    --color-gold: var(--antique-gold-400);
    --color-gold-soft: rgba(201, 154, 78, 0.15);

    --color-border: rgba(240, 235, 224, 0.1);
    --color-border-strong: rgba(240, 235, 224, 0.2);

    --glass-bg: rgba(21, 43, 34, 0.55);
    --glass-bg-strong: rgba(21, 43, 34, 0.8);
    --glass-border: rgba(240, 235, 224, 0.12);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  }
}

/* ============================================================
   SECTION 19: TOUCH DEVICE OPTIMIZATIONS
   ============================================================ */

@media (hover: none) and (pointer: coarse) {
  .btn {
    min-height: 44px;
  }

  .btn-sm {
    min-height: 38px;
  }

  .navbar-link {
    min-height: 44px;
  }

  .form-input,
  .form-select,
  .form-textarea {
    min-height: 48px;
    font-size: 16px;
  }

  .pagination-btn {
    min-width: 44px;
    height: 44px;
  }

  .tab-btn {
    min-height: 44px;
  }

  .dropdown-item {
    min-height: 44px;
  }

  .card:hover {
    transform: none;
  }

  .sector-card:hover {
    transform: none;
  }

  .stat-card:hover {
    transform: none;
  }
}

/* ============================================================
   SECTION 20: LOW BANDWIDTH / DATA SAVER
   ============================================================ */

@media (prefers-reduced-data: reduce) {
  body {
    background-image: none;
  }

  .hero::before,
  .hero::after {
    display: none;
  }

  .glass,
  .glass-strong,
  .glass-panel,
  .navbar,
  .card,
  .stat-card,
  .sector-card {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--color-bg-surface);
  }

  img {
    image-rendering: auto;
  }
}

/* ============================================================
   END OF RESPONSIVE DESIGN
   ============================================================ */