/* ============================================
   SMART BAJO — Professional Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  /* Colors - Light Theme */
  --color-bg-primary: #F8FAFC;
  --color-bg-secondary: #F1F5F9;
  --color-bg-tertiary: #E2E8F0;
  
  /* Professional Solid Cards */
  --color-bg-card: #FFFFFF;
  --color-bg-card-hover: #F8FAFC;
  --color-bg-elevated: #FFFFFF;

  --color-primary: #00A3CC;
  --color-primary-dark: #007A99;
  --color-primary-alpha: rgba(0, 163, 204, 0.1);

  --color-secondary: #00C269;
  --color-secondary-dark: #009953;
  --color-secondary-alpha: rgba(0, 194, 105, 0.1);

  --color-accent: #E11D48;
  --color-accent-alpha: rgba(225, 29, 72, 0.1);

  --color-warning: #D97706;
  --color-warning-alpha: rgba(217, 119, 6, 0.1);

  --color-purple: #9333EA;
  --color-purple-alpha: rgba(147, 51, 234, 0.1);

  --color-text-primary: #0F172A;
  --color-text-secondary: #334155;
  --color-text-muted: #64748B;

  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-hover: rgba(0, 0, 0, 0.15);
  --color-border-focus: rgba(0, 163, 204, 0.4);

  /* Gradients */
  --gradient-ocean: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 50%, #E2E8F0 100%);
  --gradient-primary: linear-gradient(135deg, #00A3CC 0%, #0077FF 100%);
  --gradient-secondary: linear-gradient(135deg, #00C269 0%, #00B362 100%);
  --gradient-sidebar: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows - More realistic and subtle */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);

  /* Typography */
  --font-primary: 'Inter', -apple-system, sans-serif;
  --font-display: 'Outfit', -apple-system, sans-serif;

  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 15px;
  --text-md: 17px;
  --text-lg: 20px;
  --text-xl: 24px;
  --text-2xl: 32px;
  --text-3xl: 40px;

  /* Layout */
  --sidebar-width: 260px;
  --header-height: 64px;
  --transition-base: 0.2s ease;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   LUCIDE ICONS SETUP
   ============================================ */
.lucide {
  width: 1.2em;
  height: 1.2em;
  stroke-width: 2;
  stroke: currentColor;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: inline-flex;
  vertical-align: middle;
}

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

::-webkit-scrollbar-track {
  background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

p { color: var(--color-text-secondary); }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover { color: var(--color-primary-dark); }

/* ============================================
   LAYOUT
   ============================================ */
.app-shell {
  display: flex;
  min-height: 100vh;
  background: var(--gradient-ocean);
}

/* Ocean ambient background */
.app-shell::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 15% 15%, rgba(0, 212, 255, 0.03) 0%, transparent 40%),
              radial-gradient(circle at 85% 85%, rgba(0, 255, 140, 0.02) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
}

/* ============================================
   PARTICLE BACKGROUND
   ============================================ */
.particles-container {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.3;
  animation: floatUp linear infinite;
  box-shadow: 0 0 8px var(--color-primary);
}

@keyframes floatUp {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  20% { opacity: 0.6; }
  80% { opacity: 0.6; }
  100% { transform: translateY(-10vh) scale(1.5); opacity: 0; }
}

.particle:nth-child(1) { left: 10%; animation-duration: 15s; animation-delay: 0s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(2) { left: 25%; animation-duration: 22s; animation-delay: 2s; width: 6px; height: 6px; }
.particle:nth-child(3) { left: 40%; animation-duration: 18s; animation-delay: 5s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(4) { left: 55%; animation-duration: 25s; animation-delay: 1s; }
.particle:nth-child(5) { left: 70%; animation-duration: 19s; animation-delay: 4s; width: 3px; height: 3px; }
.particle:nth-child(6) { left: 85%; animation-duration: 21s; animation-delay: 7s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(7) { left: 15%; animation-duration: 24s; animation-delay: 3s; }
.particle:nth-child(8) { left: 35%; animation-duration: 17s; animation-delay: 6s; width: 5px; height: 5px; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(9) { left: 65%; animation-duration: 20s; animation-delay: 2s; }
.particle:nth-child(10) { left: 80%; animation-duration: 23s; animation-delay: 8s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(11) { left: 5%; animation-duration: 16s; animation-delay: 1s; width: 5px; height: 5px; }
.particle:nth-child(12) { left: 95%; animation-duration: 19s; animation-delay: 4s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }
.particle:nth-child(13) { left: 45%; animation-duration: 21s; animation-delay: 0.5s; }
.particle:nth-child(14) { left: 75%; animation-duration: 24s; animation-delay: 5s; width: 3px; height: 3px; }
.particle:nth-child(15) { left: 20%; animation-duration: 18s; animation-delay: 3.5s; background: var(--color-secondary); box-shadow: 0 0 8px var(--color-secondary); }

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--gradient-sidebar);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  z-index: 40;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 16px var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  min-height: var(--header-height);
  height: auto;
  background: rgba(0,0,0,0.02);
}

.sidebar-logo-brand {
  display: flex;
  align-items: center;
  cursor: pointer;
  gap: 12px;
}

.sidebar-logo-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 2px 10px rgba(0, 163, 204, 0.2);
}

.sidebar-logo-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.sidebar-logo-sub {
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: -2px;
  white-space: nowrap;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  padding: 0 var(--space-sm);
  margin: var(--space-lg) 0 var(--space-sm);
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px var(--space-sm);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-base);
  margin-bottom: 4px;
}

.sidebar-item:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.sidebar-item.active {
  background: var(--color-primary-alpha);
  color: var(--color-primary);
  font-weight: 600;
}

.sidebar-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}

.sidebar-item.active .sidebar-item-icon { opacity: 1; }

.sidebar-item-badge {
  margin-left: auto;
  background: var(--color-accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--color-border);
  background: rgba(0,0,0,0.02);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.sidebar-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: var(--text-sm);
}

.sidebar-user-info { flex: 1; }
.sidebar-user-name { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-primary); }
.sidebar-user-role { font-size: 11px; color: var(--color-text-muted); }

/* ============================================
   MAIN CONTENT & HEADER
   ============================================ */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

.app-header {
  min-height: var(--header-height);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px var(--space-xl);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-title h2 { font-size: var(--text-lg); font-weight: 600; }
.header-title p { font-size: var(--text-xs); color: var(--color-text-muted); }

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-secondary);
  background: var(--color-secondary-alpha);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 255, 140, 0.2);
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-secondary);
}

.btn-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.btn-icon:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-color: var(--color-border-hover);
}

.btn-icon .badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 2px solid var(--color-bg-primary);
}

.page-content {
  padding: var(--space-xl);
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}

/* ============================================
   CARDS (Solid, Professional)
   ============================================ */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
}

.card-subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ============================================
   STAT CARDS
   ============================================ */
.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--stat-bg, var(--color-bg-tertiary));
  color: var(--stat-color, var(--color-text-primary));
}

.stat-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-full);
}

.stat-badge.up { background: var(--color-secondary-alpha); color: var(--color-secondary); }
.stat-badge.down { background: var(--color-accent-alpha); color: var(--color-accent); }
.stat-badge.warning { background: var(--color-warning-alpha); color: var(--color-warning); }

.stat-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-top: var(--space-xs);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  border: 1px solid transparent;
  outline: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

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

.btn-danger {
  background: var(--color-accent-alpha);
  color: var(--color-accent);
  border-color: rgba(255, 90, 95, 0.2);
}
.btn-danger:hover {
  background: rgba(255, 90, 95, 0.2);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}
.btn-ghost:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-lg { padding: 12px 24px; font-size: var(--text-base); border-radius: var(--radius-md); }

/* ============================================
   BADGES & TAGS
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}
.badge-success { background: var(--color-secondary-alpha); color: var(--color-secondary); }
.badge-warning { background: var(--color-warning-alpha); color: var(--color-warning); }
.badge-danger { background: var(--color-accent-alpha); color: var(--color-accent); }
.badge-info { background: var(--color-primary-alpha); color: var(--color-primary); }

/* ============================================
   FORMS
   ============================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-md);
}

.form-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  transition: all var(--transition-base);
}

.form-input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

/* ============================================
   TABLES
   ============================================ */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}
.data-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  white-space: nowrap;
}
.data-table td {
  font-size: 14px;
  color: var(--color-text-secondary);
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.data-table tr:hover td {
  background: var(--color-bg-tertiary);
}

/* ============================================
   UTILITIES
   ============================================ */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.w-full { width: 100%; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.font-semibold { font-weight: 600; }
.font-display { font-family: var(--font-display); }

.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-lg) 0;
}

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

/* =========================================
   GLOBAL NAVBAR
   ========================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--color-text-primary);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
}
.nav-links a:hover { color: var(--color-text-primary); }
.nav-links a.active {
  color: var(--color-primary);
  font-weight: 700;
}
.nav-cta {
  display: flex;
  gap: 16px;
  align-items: center;
}

/* =========================================
   GALLERY STYLES
   ========================================= */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.gallery-card {
  background: var(--color-bg-primary);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.03);
  border: 1px solid var(--color-border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}
.gallery-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}
.gallery-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.gallery-card:hover img {
  transform: scale(1.05);
}
.gallery-card-info {
  padding: 20px;
}
.gallery-card-info h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}
.gallery-card-info p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}


/* ============================================
   DARK THEME
   ============================================ */
[data-theme="dark"] {
  --color-bg-primary: #0F172A;
  --color-bg-secondary: #1E293B;
  --color-bg-tertiary: #334155;
  
  --color-bg-card: #1E293B;
  --color-bg-card-hover: #334155;
  --color-bg-elevated: #1E293B;

  --color-text-primary: #F8FAFC;
  --color-text-secondary: #CBD5E1;
  --color-text-muted: #94A3B8;

  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-hover: rgba(255, 255, 255, 0.2);

  --gradient-ocean: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #334155 100%);
  --gradient-sidebar: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
}

[data-theme="dark"] .sidebar-logo {
  background: rgba(255,255,255,0.02);
}

[data-theme="dark"] .app-header,
[data-theme="dark"] .navbar {
  background: rgba(15, 23, 42, 0.9);
  border-bottom-color: var(--color-border);
}

[data-theme="dark"] .form-input {
  background: rgba(0, 0, 0, 0.2);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

[data-theme="dark"] .form-input:focus {
  background: rgba(0, 0, 0, 0.4);
}


/* Hamburger button hidden on desktop */
.mobile-menu-btn { display: none; }
.mobile-close-btn { display: none; }
.mobile-only-btn { display: none !important; }

/* ============================================
   TABLET RESPONSIVENESS (769px – 1024px)
   ============================================ */
@media (min-width: 769px) and (max-width: 1024px) {

  /* --- Sidebar (shrink to icon-only bar) --- */
  :root { --sidebar-width: 72px; }

  .sidebar {
    width: 72px;
    overflow: hidden;
  }
  .sidebar-logo {
    padding: 12px;
    justify-content: center;
  }
  .sidebar-logo-brand img { height: 38px !important; margin-right: 0 !important; }
  .sidebar-logo-text { display: none; }
  .sidebar-logo-name,
  .sidebar-logo-sub { display: none; }
  .sidebar-section-label { display: none; }
  .sidebar-item-label { display: none; }
  .sidebar-item {
    justify-content: center;
    padding: 12px;
    border-radius: var(--radius-md);
  }
  .sidebar-footer { display: none; }

  /* --- Main content shifts --- */
  .main-content { margin-left: 72px; }

  /* --- App Header --- */
  .app-header { padding: 12px 20px; }
  .header-title h2 { font-size: 16px; }
  .header-title p { font-size: 11px; }
  .header-time { font-size: 12px; }

  /* --- Dashboard grids: 2 cols --- */
  .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .sensor-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .charts-row { grid-template-columns: 1fr !important; }
  .bottom-row { grid-template-columns: 1fr !important; }
  .gauges-grid { grid-template-columns: repeat(2, 1fr) !important; }

  /* --- Utility grids: 2 cols --- */
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr) !important; }

  /* --- Content padding --- */
  .page-content { padding: var(--space-lg); }

  /* --- plant-health layout --- */
  .plant-layout { grid-template-columns: 1fr !important; }

  /* --- Landing page navbar --- */
  .navbar { padding: 0 3%; }
  .nav-links { gap: 20px; }
  .nav-links a { font-size: 13px; }

  /* --- Landing hero --- */
  .hero {
    grid-template-columns: 1fr 1fr !important;
    gap: 32px !important;
    padding: 120px 4% 60px !important;
  }
  .hero-content h1 { font-size: 36px !important; }
  .mockup-window { transform: scale(1.0) !important; }

  /* --- Features grid: 2 cols --- */
  .features-grid { grid-template-columns: repeat(2, 1fr) !important; }

  /* --- Gallery --- */
  .gallery-grid { grid-template-columns: repeat(2, 1fr) !important; }

  /* --- Profile page --- */
  #profil > div { flex-direction: column !important; }

  /* --- dokumentasi gallery --- */
  .doc-gallery-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

/* ============================================
   MOBILE RESPONSIVENESS (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {

  /* --- Hamburger button visible --- */
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
  }
  .mobile-menu-btn svg { width: 28px !important; height: 28px !important; }

  .mobile-close-btn {
    display: flex;
    align-self: flex-end;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    padding: 8px;
    cursor: pointer;
    margin-bottom: 16px;
  }
  .mobile-close-btn svg { width: 28px; height: 28px; }

  .mobile-only-btn {
    display: flex !important;
    margin-top: 16px;
    justify-content: center;
    width: 100%;
    font-size: 14px !important;
  }

  /* ---- APP SHELL (dashboard pages) ---- */
  .app-shell { flex-direction: column; }

  /* Sidebar: sticky top bar on mobile */
  .sidebar {
    position: sticky;
    top: 0;
    z-index: 999;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-primary);
  }
  .sidebar-logo {
    justify-content: space-between;
    border-bottom: none;
    padding: 10px 14px;
    width: 100%;
    cursor: default;
  }
  .sidebar-logo-brand {
    display: flex;
    align-items: center;
    cursor: pointer;
  }
  .sidebar-logo-brand img { height: 46px !important; }
  .sidebar-logo-name { font-size: 14px !important; }
  .sidebar-logo-sub { font-size: 10px !important; }

  /* Sidebar nav slides in from left on mobile */
  .sidebar-nav {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-primary);
    flex-direction: column;
    padding: 16px;
    gap: 0;
    white-space: normal;
    border-top: none;
    border-right: 1px solid var(--color-border);
    box-shadow: 4px 0 16px rgba(0,0,0,0.2);
    z-index: 1000;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex !important;
  }
  .sidebar.expanded .sidebar-nav { left: 0; }

  .sidebar-section-label { display: block; padding: 10px 8px 6px; font-size: 11px; }
  .sidebar-item {
    flex: 0 0 auto;
    margin-bottom: 4px;
    white-space: normal;
    padding: 10px;
    font-size: 13px;
  }
  .sidebar-footer { display: none; }
  .main-content { margin-left: 0; width: 100vw; overflow-x: hidden; }

  /* ---- HEADER (dashboard pages) ---- */
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 12px 16px;
    gap: 10px;
  }
  .header-title h2 { font-size: 16px; }
  .header-title p { font-size: 11px; max-width: 90vw; }
  .header-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
  }
  .header-time { display: none; }

  /* ---- PAGE CONTENT ---- */
  .page-content { padding: 12px; width: 100%; overflow-x: hidden; }
  .card { padding: 14px; }

  /* ---- DASHBOARD GRIDS → 1 col ---- */
  .stats-grid,
  .sensor-grid,
  .charts-row,
  .bottom-row,
  .gauges-grid { grid-template-columns: 1fr !important; }
  .chart-container { height: 200px; }

  /* ---- UTILITY GRIDS → 1 col ---- */
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr !important; }

  /* ---- PLANT HEALTH PAGE ---- */
  .plant-layout { grid-template-columns: 1fr !important; }
  .scan-history { grid-template-columns: repeat(2, 1fr) !important; }

  /* ---- LANDING PAGE NAVBAR ---- */
  .navbar {
    padding: 0 16px;
    height: 64px;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 999;
  }
  /* Navbar slides from left */
  .nav-links {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-primary);
    flex-direction: column;
    padding: 16px;
    border-bottom: none;
    border-right: 1px solid var(--color-border);
    box-shadow: 4px 0 16px rgba(0,0,0,0.2);
    z-index: 1000;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex !important;
  }
  .nav-links.active { left: 0; }
  .nav-links a { margin: 6px 0; font-size: 14px; }
  .nav-brand { font-size: 16px !important; gap: 8px; font-weight: 700; }
  .nav-brand img { height: 42px !important; transform: scale(1.2) !important; margin-right: 0 !important; }
  .nav-cta { display: flex; align-items: center; }
  .nav-cta > a.btn { display: none !important; }

  /* ---- LANDING PAGE HERO ---- */
  .hero {
    grid-template-columns: 1fr !important;
    padding: 90px 5% 40px !important;
    text-align: center;
    gap: 32px !important;
    min-height: auto;
  }
  .hero-content h1 { font-size: 28px !important; line-height: 1.3; }
  .hero-content p { font-size: 14px; max-width: 100%; margin-bottom: 20px; }
  .hero-buttons { justify-content: center; flex-wrap: wrap; gap: 10px; }
  .hero-buttons .btn { font-size: 13px; padding: 10px 16px; }
  .hero-tags { justify-content: center; flex-wrap: wrap; gap: 8px; }
  .hero-tag { font-size: 11px !important; padding: 4px 10px !important; }
  .hero-visual { width: 100%; max-width: 100vw; overflow: hidden; padding: 0; }
  .mockup-window {
    transform: scale(1.0) !important;
    width: 100%;
    margin: 0 auto;
  }
  .mockup-row-1 { grid-template-columns: 1fr !important; }

  /* ---- LANDING FEATURES GRID → 1 col ---- */
  .features-grid { grid-template-columns: 1fr !important; }

  /* ---- SECTION BASE PADDING ---- */
  .features { padding: 48px 5% !important; }
  .section-title { margin-bottom: 32px !important; }
  .section-title h2 { font-size: 22px !important; }

  /* ---- GALLERY (index.html preview) ---- */
  .gallery-grid { grid-template-columns: 1fr !important; gap: 16px !important; }

  /* ---- PROFIL TIM SECTION ---- */
  #profil > div {
    flex-direction: column !important;
    gap: 24px !important;
  }
  #profil h2 { font-size: 22px !important; }

  /* ---- VIDEO SECTION ---- */
  #video { padding: 48px 5% !important; }

  /* ---- FOOTER ---- */
  footer > div { flex-direction: column !important; gap: 24px !important; }
  footer > div > div { min-width: unset !important; }

  /* ---- TABLES (scroll on mobile) ---- */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table th, .data-table td { font-size: 12px; padding: 10px 12px; }

  /* ---- ALERTS PAGE ---- */
  .alerts-layout { grid-template-columns: 1fr !important; }

  /* ---- DOKUMENTASI PAGE ---- */
  .gallery-section { padding: 0 !important; }
  .gallery-section .gallery-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 12px !important; }
  .gallery-section .section-title { font-size: 16px !important; }
  .section-desc { font-size: 13px !important; }

  /* ---- PROFILE PAGE ---- */
  .team-grid { grid-template-columns: 1fr !important; }
  .profile-hero { flex-direction: column !important; text-align: center !important; }
  .profile-stats-bar { flex-direction: column !important; gap: 16px !important; }
  .profile-stat-item { border-right: none !important; border-bottom: 1px solid var(--color-border); padding-bottom: 16px; }
  .profile-stat-item:last-child { border-bottom: none; }
}

/* ---- Extra small phones (max-width: 480px) ---- */
@media (max-width: 480px) {
  .hero-content h1 { font-size: 22px !important; }
  .hero-visual { display: none; } /* hide mockup on very small screens */
  .scan-history { grid-template-columns: 1fr !important; }
  .gallery-section .gallery-grid { grid-template-columns: 1fr !important; }
  .header-actions { gap: 6px; }
  .badge { font-size: 10px; padding: 3px 7px; }
  .stat-value { font-size: 22px; }
  .app-header { padding: 10px 12px; gap: 8px; }
}