/* ==================== RESPONSIVE BOTTOM NAV ==================== */
@media (max-width: 640px) {
  .bottom-nav-btn {
    min-width: auto;
    padding: 0.5rem 0.75rem;
    font-size: 0.625rem;
  }
  .bottom-nav-btn span {
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

/* ==================== MOBILE-FIRST RESPONSIVE SYSTEM ==================== */

/* Mobile defaults (0-639px) — base styles */
:root {
  --content-padding: 1rem;
  --card-radius: 0.875rem;
  --nav-height: 4rem;
}

body {
  padding-bottom: 5rem;
  font-size: 14px;
}

@media (max-width: 1023px) {
  .sidebar-profile-widget {
    display: none;
  }
}

/* Small mobile (0-380px) — ultra compact */
@media (max-width: 380px) {
  :root {
    --content-padding: 0.75rem;
  }
  body {
    font-size: 13px;
  }
  .sticky-navbar .max-w-7xl {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
  .bottom-nav-btn {
    padding: 0.4rem 0.5rem;
    font-size: 0.55rem;
  }
  .bottom-nav-btn span {
    max-width: 60px;
  }
}

/* Tablet (640px-1023px) */
@media (min-width: 640px) and (max-width: 1023px) {
  :root {
    --content-padding: 1.5rem;
  }
  body {
    font-size: 14px;
    padding-bottom: 5rem;
  }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  :root {
    --content-padding: 2rem;
  }
  body {
    font-size: 15px;
  }
}

/* ==================== MOBILE TABLE OPTIMIZATION ==================== */
@media (max-width: 640px) {
  .table-container {
    border-radius: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }
  .data-table {
    font-size: 0.75rem;
  }
  .data-table th {
    padding: 0.5rem 0.75rem;
    font-size: 0.65rem;
  }
  .data-table td {
    padding: 0.5rem 0.75rem;
  }
}

/* ==================== MOBILE MODAL OPTIMIZATION ==================== */
@media (max-width: 640px) {
  .modal-content {
    width: calc(100vw - 1.5rem);
    max-width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 1rem;
    padding: 1.25rem;
  }
  .modal-overlay {
    padding: 0.75rem;
    align-items: flex-end;
  }
  .modal-overlay.show {
    animation: modalSlideUp 0.3s ease-out;
  }
  @keyframes modalSlideUp {
    from {
      opacity: 0;
      transform: translateY(100%);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* ==================== MOBILE CARD OPTIMIZATION ==================== */
@media (max-width: 640px) {
  .card {
    border-radius: 0.75rem;
    padding: 1rem;
  }
  .card-header {
    padding-bottom: 0.75rem;
    margin-bottom: 0.75rem;
  }
}

/* ==================== MOBILE HERO OPTIMIZATION ==================== */
@media (max-width: 640px) {
  .hero-section {
    padding: 2rem 1rem 1.5rem;
    border-radius: 1rem;
    min-height: auto;
    text-align: center;
  }
  .hero-section h1 {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  .hero-section p {
    font-size: 0.85rem;
  }
  .hero-graphic {
    width: 7rem;
    height: 7rem;
    margin-bottom: 0.5rem;
  }
}

/* ==================== MOBILE ADMIN CONSOLE ==================== */
@media (max-width: 1023px) {
  .admin-nav-menu {
    display: flex;
    overflow-x: auto;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
    position: relative;
    -webkit-mask-image: linear-gradient(to right, black 85%, transparent 100%);
    mask-image: linear-gradient(to right, black 85%, transparent 100%);
  }
  .admin-nav-menu button {
    flex-shrink: 0;
    min-width: auto;
  }
}

/* ==================== TOUCH OPTIMIZATION ==================== */
@media (hover: none) and (pointer: coarse) {
  button, .btn-primary-lg, .btn-secondary-lg, .btn-add, .btn-login {
    min-height: 44px;
    min-width: 44px;
  }
  .bottom-nav-btn {
    min-height: 48px;
  }
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
  transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ==================== TIMELINE ==================== */
.timeline-step {
  animation: timelineSlideIn 0.4s ease-out;
}

@keyframes timelineSlideIn {
  from {
    opacity: 0;
    transform: translateX(-15px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ==================== STAT CARD ==================== */
.stat-card {
  transition: transform 0.25s ease;
}

.stat-card:hover {
  transform: scale(1.05);
}