/* ============================================================
   COMMERCEHUB — MAIN STYLESHEET
   ============================================================ */

/* ---------- CSS Custom Properties (Design Tokens) ---------- */
:root {
  /* Brand Colors */
  --color-primary: #6366F1;
  --color-primary-dark: #4F46E5;
  --color-primary-light: #818CF8;
  --color-primary-bg: #EEF2FF;

  /* Semantic Colors */
  --color-success: #22C55E;
  --color-success-bg: #F0FDF4;
  --color-warning: #F59E0B;
  --color-warning-bg: #FFFBEB;
  --color-danger: #EF4444;
  --color-danger-bg: #FEF2F2;
  --color-info: #3B82F6;
  --color-info-bg: #EFF6FF;

  /* Neutral Palette */
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;

  /* Text */
  --color-text-primary: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #94A3B8;
  --color-text-inverse: #FFFFFF;

  /* Sidebar */
  --sidebar-bg: #1E1B4B;
  --sidebar-bg-secondary: #312E81;
  --sidebar-text: #C7D2FE;
  --sidebar-text-muted: #7C7FAA;
  --sidebar-active-bg: rgba(99, 102, 241, 0.25);
  --sidebar-active-text: #FFFFFF;
  --sidebar-hover-bg: rgba(255, 255, 255, 0.08);
  --sidebar-width: 260px;

  /* Header */
  --header-height: 68px;
  --header-bg: rgba(255, 255, 255, 0.92);

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-colored: 0 4px 14px rgba(99, 102, 241, 0.25);

  /* 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;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }
ul { list-style: none; }
img, svg { display: block; }
.hidden { display: none !important; }

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.text-muted { color: var(--color-text-muted); }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: var(--space-2); }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1 { font-size: 1.875rem; font-weight: 800; letter-spacing: -0.025em; }
h2 { font-size: 1.5rem; font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; }

/* ============================================================
   SCROLLBAR STYLING
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5625rem var(--space-4);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.4;
  border: 1.5px solid transparent;
}
.btn:active { transform: scale(0.97); }
.btn-full { width: 100%; justify-content: center; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-colored);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), #3730a3);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--color-text-secondary);
  border-color: var(--color-border);
  background: var(--color-surface);
}
.btn-ghost:hover { background: var(--color-bg); color: var(--color-text-primary); border-color: var(--color-text-muted); }

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

.btn-danger {
  background: var(--color-danger);
  color: #fff;
  border-color: #dc2626;
}
.btn-danger:hover { background: #dc2626; box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3); transform: translateY(-1px); }

.btn-danger-outline {
  color: var(--color-danger);
  border: 1.5px solid var(--color-danger);
  background: transparent;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem var(--space-4);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-fast);
}
.btn-danger-outline:hover { background: var(--color-danger-bg); }

.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-link { background: none; border: none; color: var(--color-primary); font-size: 0.875rem; font-weight: 500; cursor: pointer; padding: 0; transition: color var(--transition-fast); }
.btn-link:hover { color: var(--color-primary-dark); }

/* Login Button Specifics */
.btn-login { padding: 0.875rem var(--space-6); font-size: 1rem; border-radius: var(--radius-lg); letter-spacing: 0.01em; }

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-group { display: flex; flex-direction: column; gap: 0.375rem; }
.form-group-lg { flex: 2; }
.form-label { font-size: 0.875rem; font-weight: 600; color: var(--color-text-secondary); }
.required { color: var(--color-danger); }

.form-input {
  width: 100%;
  padding: 0.625rem var(--space-4);
  font-size: 0.9375rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
  outline: none;
}
.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}
.form-input::placeholder { color: var(--color-text-muted); }
.form-input:hover:not(:focus) { border-color: var(--color-text-muted); }

.form-textarea { resize: vertical; min-height: 80px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-actions { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-2); }

.input-wrapper { position: relative; display: flex; align-items: center; }
.input-icon { position: absolute; left: var(--space-3); width: 18px; height: 18px; color: var(--color-text-muted); pointer-events: none; flex-shrink: 0; }
.input-wrapper .form-input { padding-left: 2.5rem; }
.input-wrapper .form-input.input-with-prefix { padding-left: 2rem; }

.input-prefix {
  position: absolute;
  left: var(--space-3);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  pointer-events: none;
}

.input-toggle-btn {
  position: absolute;
  right: var(--space-3);
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}
.input-toggle-btn:hover { color: var(--color-text-primary); }

.field-error { font-size: 0.8125rem; color: var(--color-danger); min-height: 1.2em; }

/* Checkbox */
.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  user-select: none;
}
.checkbox-label input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.checkbox-custom {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
  content: '';
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translate(-1px, -1px);
}
.checkbox-label input[type="checkbox"]:focus + .checkbox-custom { box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2); }

/* Select Dropdowns */
.filter-select {
  padding: 0.5625rem var(--space-3);
  font-size: 0.875rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  padding-right: 2.25rem;
}
.filter-select:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15); }
.filter-select-full { width: 100%; }

/* Password Strength */
.password-strength { margin-top: var(--space-2); }
.strength-bar { height: 4px; background: var(--color-border); border-radius: var(--radius-full); overflow: hidden; margin-bottom: 0.25rem; }
.strength-fill { height: 100%; width: 0; border-radius: var(--radius-full); transition: all var(--transition-normal); }
.strength-label { font-size: 0.75rem; color: var(--color-text-muted); }

/* ============================================================
   AUTH / LOGIN PAGE
   ============================================================ */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1E1B4B 0%, #312E81 40%, #4F46E5 100%);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.auth-bg-shapes { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  animation: floatShape 8s ease-in-out infinite;
}
.shape-1 { width: 400px; height: 400px; top: -100px; right: -100px; animation-delay: 0s; }
.shape-2 { width: 300px; height: 300px; bottom: -50px; left: -80px; animation-delay: -3s; }
.shape-3 { width: 200px; height: 200px; top: 40%; left: 60%; animation-delay: -6s; }

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(15px, -20px) rotate(5deg); }
  66% { transform: translate(-10px, 10px) rotate(-3deg); }
}

.auth-card {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
  padding: var(--space-10) var(--space-8);
  width: 100%;
  max-width: 440px;
  position: relative;
  z-index: 1;
  animation: slideUpFade 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.auth-logo { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-8); }
.auth-logo-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-colored);
}
.auth-logo-text h1 { font-size: 1.5rem; font-weight: 800; color: var(--color-text-primary); line-height: 1.2; }
.auth-logo-text p { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 0.125rem; }

.auth-form { display: flex; flex-direction: column; gap: var(--space-5); }

.auth-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: -var(--space-2);
}
.forgot-link { font-size: 0.875rem; color: var(--color-primary); font-weight: 500; transition: color var(--transition-fast); }
.forgot-link:hover { color: var(--color-primary-dark); }

.btn-loader { display: flex; align-items: center; gap: var(--space-2); }
.spinner { width: 20px; height: 20px; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.auth-footer { text-align: center; font-size: 0.875rem; color: var(--color-text-muted); margin-top: var(--space-6); }
.auth-footer a { color: var(--color-primary); font-weight: 500; }
.auth-footer a:hover { color: var(--color-primary-dark); }

.auth-demo-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: 0.5rem var(--space-4);
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 500;
}

/* ============================================================
   APP LAYOUT — Sidebar + Content
   ============================================================ */
.app-layout {
  display: flex;
  min-height: 100vh;
  background: var(--color-bg);
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--transition-slow);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  min-height: var(--header-height);
}

.sidebar-logo { display: flex; align-items: center; gap: var(--space-3); }
.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.sidebar-logo-name { font-size: 1.0625rem; font-weight: 800; color: #fff; letter-spacing: -0.01em; }

.sidebar-close-btn {
  display: none;
  color: var(--sidebar-text);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.sidebar-close-btn:hover { background: var(--sidebar-hover-bg); }

.sidebar-section-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sidebar-text-muted);
  padding: var(--space-5) var(--space-5) var(--space-2);
}

.sidebar-nav { padding: 0 var(--space-3); }

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.6875rem var(--space-3);
  border-radius: var(--radius-md);
  color: var(--sidebar-text);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
  transition: all var(--transition-fast);
  position: relative;
}
.sidebar-nav-item:hover { background: var(--sidebar-hover-bg); color: #fff; }
.sidebar-nav-item.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
  font-weight: 600;
  border: 1px solid rgba(99, 102, 241, 0.3);
}
.sidebar-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-primary-light);
  border-radius: 0 2px 2px 0;
}
.nav-icon { width: 18px; height: 18px; flex-shrink: 0; }

.nav-badge {
  margin-left: auto;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.125rem 0.4rem;
  border-radius: var(--radius-full);
  min-width: 20px;
  text-align: center;
}
.nav-badge-warning { background: var(--color-warning); }

.sidebar-footer {
  margin-top: auto;
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-user { display: flex; align-items: center; gap: var(--space-3); }
.sidebar-user-avatar {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 700;
  flex-shrink: 0;
}
.sidebar-user-name { font-size: 0.875rem; font-weight: 600; color: #fff; display: block; }
.sidebar-user-role { font-size: 0.75rem; color: var(--sidebar-text-muted); display: block; }

/* Sidebar Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  backdrop-filter: blur(2px);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-slow);
}

/* ============================================================
   TOP HEADER
   ============================================================ */
.top-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  gap: var(--space-4);
  box-shadow: var(--shadow-xs);
}

.header-left { display: flex; align-items: center; gap: var(--space-4); flex: 1; }

.hamburger-btn {
  display: none;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.hamburger-btn:hover { background: var(--color-bg); color: var(--color-text-primary); }

.header-search {
  position: relative;
  flex: 1;
  max-width: 420px;
}
.header-search-icon { position: absolute; left: var(--space-3); top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--color-text-muted); pointer-events: none; }
.header-search-input {
  width: 100%;
  padding: 0.5rem var(--space-4) 0.5rem 2.25rem;
  font-size: 0.875rem;
  border: 1.5px solid var(--color-border-light);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text-primary);
  outline: none;
  transition: all var(--transition-fast);
}
.header-search-input:focus {
  border-color: var(--color-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}
.header-search-input::placeholder { color: var(--color-text-muted); }

.header-right { display: flex; align-items: center; gap: var(--space-3); }

.header-icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-light);
  transition: all var(--transition-fast);
}
.header-icon-btn:hover { color: var(--color-primary); border-color: var(--color-primary); background: var(--color-primary-bg); }

.notif-dot {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 8px;
  height: 8px;
  background: var(--color-danger);
  border-radius: 50%;
  border: 2px solid var(--color-surface);
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  position: relative;
  cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border-light);
  background: var(--color-bg);
  transition: all var(--transition-fast);
}
.header-user:hover { border-color: var(--color-primary); background: var(--color-primary-bg); }
.header-user.active { border-color: var(--color-primary); background: var(--color-primary-bg); }

.header-user-avatar {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 700;
  flex-shrink: 0;
}
.header-user-name { font-size: 0.875rem; font-weight: 600; color: var(--color-text-primary); line-height: 1.2; }
.header-user-role { font-size: 0.75rem; color: var(--color-text-muted); }
.chevron-down { color: var(--color-text-muted); transition: transform var(--transition-fast); }
.header-user.active .chevron-down { transform: rotate(180deg); }

/* User Dropdown */
.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 240px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  z-index: 200;
  overflow: hidden;
  animation: dropdownOpen 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}
@keyframes dropdownOpen {
  from { opacity: 0; transform: translateY(-8px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.dropdown-header { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-4); background: var(--color-bg); }
.dropdown-avatar {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  flex-shrink: 0;
}
.dropdown-name { font-size: 0.875rem; font-weight: 700; color: var(--color-text-primary); }
.dropdown-email { font-size: 0.75rem; color: var(--color-text-muted); }

.dropdown-divider { height: 1px; background: var(--color-border-light); margin: 0.25rem 0; }

.dropdown-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.625rem var(--space-4);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-align: left;
  transition: all var(--transition-fast);
  background: none;
  border: none;
  cursor: pointer;
}
.dropdown-item:hover { background: var(--color-bg); color: var(--color-text-primary); }
.dropdown-item-danger { color: var(--color-danger); }
.dropdown-item-danger:hover { background: var(--color-danger-bg); }

/* ============================================================
   VIEW CONTENT (SPA routing)
   ============================================================ */
.view-content {
  display: none;
  padding: var(--space-6) var(--space-8);
  flex: 1;
  animation: viewFadeIn 0.3s ease both;
}
.view-content.active-view { display: flex; flex-direction: column; gap: var(--space-6); }

@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.view-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.view-title { font-size: 1.625rem; font-weight: 800; color: var(--color-text-primary); letter-spacing: -0.025em; }
.view-subtitle { font-size: 0.9375rem; color: var(--color-text-muted); margin-top: 0.25rem; }
.view-date { font-size: 0.875rem; color: var(--color-text-muted); font-weight: 500; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  flex-wrap: wrap;
  gap: var(--space-3);
}
.card-title { font-size: 1rem; font-weight: 700; color: var(--color-text-primary); }
.card-subtitle { font-size: 0.8125rem; color: var(--color-text-muted); font-weight: 400; }
.card-link { font-size: 0.875rem; color: var(--color-primary); font-weight: 500; transition: color var(--transition-fast); }
.card-link:hover { color: var(--color-primary-dark); }

/* ============================================================
   KPI CARDS
   ============================================================ */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.kpi-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}
.kpi-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  opacity: 0.06;
  transform: translate(20px, -20px);
}
.kpi-purple::after { background: var(--color-primary); }
.kpi-green::after { background: var(--color-success); }
.kpi-orange::after { background: var(--color-warning); }
.kpi-red::after { background: var(--color-danger); }

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

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.kpi-purple .kpi-icon { background: var(--color-primary-bg); color: var(--color-primary); }
.kpi-green .kpi-icon { background: var(--color-success-bg); color: var(--color-success); }
.kpi-orange .kpi-icon { background: var(--color-warning-bg); color: var(--color-warning); }
.kpi-red .kpi-icon { background: var(--color-danger-bg); color: var(--color-danger); }

.kpi-content { display: flex; flex-direction: column; gap: 0.25rem; }
.kpi-label { font-size: 0.8125rem; font-weight: 500; color: var(--color-text-muted); }
.kpi-value { font-size: 1.75rem; font-weight: 800; color: var(--color-text-primary); line-height: 1.1; letter-spacing: -0.02em; }
.kpi-delta { font-size: 0.75rem; font-weight: 500; }
.kpi-delta.positive { color: var(--color-success); }
.kpi-delta.warning { color: var(--color-warning); }
.kpi-delta.danger { color: var(--color-danger); }

/* ============================================================
   DASHBOARD SPECIFICS
   ============================================================ */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-6);
}

/* Revenue Chart */
.dashboard-chart-card { display: flex; flex-direction: column; }
.chart-period-tabs { display: flex; gap: var(--space-1); background: var(--color-bg); border-radius: var(--radius-md); padding: 3px; }
.period-tab {
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  border: none;
  background: none;
  cursor: pointer;
}
.period-tab.active { background: var(--color-surface); color: var(--color-primary); box-shadow: var(--shadow-xs); }
.period-tab:hover:not(.active) { color: var(--color-text-primary); }

.chart-canvas {
  width: 100%;
  height: 220px;
  margin: var(--space-4) var(--space-6);
  width: calc(100% - 3rem);
}

/* Recent Orders */
.recent-orders-list { padding: var(--space-2) 0; }
.order-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  transition: background var(--transition-fast);
}
.order-item:hover { background: var(--color-bg); }
.order-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.order-avatar-blue { background: var(--color-info); }
.order-avatar-purple { background: var(--color-primary); }
.order-avatar-green { background: var(--color-success); }
.order-avatar-red { background: var(--color-danger); }
.order-avatar-indigo { background: #6366F1; }

.order-info { flex: 1; display: flex; flex-direction: column; }
.order-name { font-size: 0.875rem; font-weight: 600; color: var(--color-text-primary); }
.order-id { font-size: 0.75rem; color: var(--color-text-muted); }
.order-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 0.25rem; }
.order-amount { font-size: 0.875rem; font-weight: 700; color: var(--color-text-primary); }

/* Category Bars */
.category-bars { padding: var(--space-4) var(--space-6) var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.category-bar-item { display: flex; flex-direction: column; gap: 0.375rem; }
.category-bar-label { display: flex; justify-content: space-between; font-size: 0.875rem; }
.category-bar-name { font-weight: 500; color: var(--color-text-secondary); }
.category-bar-value { font-weight: 700; color: var(--color-text-primary); }
.category-bar-track { height: 8px; background: var(--color-border-light); border-radius: var(--radius-full); overflow: hidden; }
.category-bar-fill { height: 100%; border-radius: var(--radius-full); transition: width 1s cubic-bezier(0.4, 0, 0.2, 1); }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.badge-success { background: var(--color-success-bg); color: #16a34a; border: 1px solid #bbf7d0; }
.badge-warning { background: var(--color-warning-bg); color: #d97706; border: 1px solid #fde68a; }
.badge-danger { background: var(--color-danger-bg); color: #dc2626; border: 1px solid #fecaca; }
.badge-info { background: var(--color-info-bg); color: #2563eb; border: 1px solid #bfdbfe; }
.badge-purple { background: var(--color-primary-bg); color: var(--color-primary-dark); border: 1px solid #c7d2fe; }

/* ============================================================
   ACTION BAR (Products)
   ============================================================ */
.action-bar {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.action-bar-search {
  position: relative;
  flex: 1;
  min-width: 240px;
}
.action-bar-search .input-icon { color: var(--color-text-muted); pointer-events: none; z-index: 1; }
.action-search-input {
  width: 100%;
  padding: 0.625rem var(--space-4) 0.625rem 2.5rem;
  font-size: 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  outline: none;
  transition: all var(--transition-fast);
}
.action-search-input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1); }
.action-search-input::placeholder { color: var(--color-text-muted); }

.action-bar-filters { display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* ============================================================
   DATA TABLE
   ============================================================ */
.table-card { padding: 0; }

.table-info-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}
.table-count { font-size: 0.875rem; color: var(--color-text-muted); font-weight: 500; }

.table-view-toggle { display: flex; gap: 0.25rem; background: var(--color-bg); padding: 3px; border-radius: var(--radius-md); }
.view-toggle-btn {
  padding: 0.375rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: all var(--transition-fast);
}
.view-toggle-btn.active { background: var(--color-surface); color: var(--color-primary); box-shadow: var(--shadow-xs); }
.view-toggle-btn:hover:not(.active) { color: var(--color-text-primary); }

.table-wrapper { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  padding: var(--space-3) var(--space-4);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  text-align: left;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}
.data-table th.sortable { cursor: pointer; user-select: none; }
.data-table th.sortable:hover { color: var(--color-primary); }
.sort-icon { display: inline-block; vertical-align: middle; margin-left: 4px; }

.data-table td {
  padding: var(--space-4);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-primary);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background var(--transition-fast); }
.data-table tbody tr:hover { background: #FAFBFF; }

/* Product Cell */
.product-cell { display: flex; align-items: center; gap: var(--space-3); }
.product-emoji-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  flex-shrink: 0;
}
.product-name { font-weight: 600; color: var(--color-text-primary); font-size: 0.9rem; }
.product-brand { font-size: 0.75rem; color: var(--color-text-muted); }
.product-sku { font-family: 'SFMono-Regular', Consolas, monospace; font-size: 0.8125rem; color: var(--color-text-muted); background: var(--color-bg); padding: 0.2rem 0.5rem; border-radius: var(--radius-sm); border: 1px solid var(--color-border-light); }
.product-price { font-weight: 700; color: var(--color-text-primary); }
.stock-number { font-weight: 600; }
.stock-low { color: var(--color-warning); }
.stock-out { color: var(--color-danger); }
.stock-ok { color: var(--color-success); }

/* Action Buttons */
.table-actions { display: flex; gap: var(--space-2); }
.action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.action-btn:hover { transform: translateY(-1px); }
.action-btn-edit:hover { color: var(--color-primary); border-color: var(--color-primary); background: var(--color-primary-bg); }
.action-btn-delete:hover { color: var(--color-danger); border-color: var(--color-danger); background: var(--color-danger-bg); }

/* Grid View */
.products-grid-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-4);
  padding: var(--space-5);
}
.product-grid-card {
  border: 1.5px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  background: var(--color-surface);
}
.product-grid-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-primary); }
.grid-card-emoji {
  height: 120px;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border-bottom: 1px solid var(--color-border-light);
}
.grid-card-body { padding: var(--space-4); }
.grid-card-name { font-weight: 700; font-size: 0.9rem; margin-bottom: 0.25rem; }
.grid-card-meta { font-size: 0.75rem; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.grid-card-footer { display: flex; justify-content: space-between; align-items: center; }
.grid-card-price { font-weight: 800; color: var(--color-primary); }
.grid-card-actions { display: flex; gap: var(--space-1); }

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  gap: var(--space-4);
  color: var(--color-text-muted);
  text-align: center;
}
.empty-state svg { color: var(--color-border); }
.empty-state h3 { font-size: 1.125rem; font-weight: 700; color: var(--color-text-secondary); }
.empty-state p { font-size: 0.9rem; max-width: 320px; }

/* Pagination */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border-light);
  flex-wrap: wrap;
  gap: var(--space-3);
}
.pagination-info { font-size: 0.875rem; color: var(--color-text-muted); }
.pagination-controls { display: flex; gap: var(--space-1); }
.page-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1.5px solid var(--color-border-light);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.page-btn:hover:not(:disabled) { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-bg); }
.page-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ============================================================
   PLACEHOLDER VIEW
   ============================================================ */
.placeholder-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  padding: var(--space-12);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 2px dashed var(--color-border);
  color: var(--color-text-muted);
  text-align: center;
}
.placeholder-view svg { color: var(--color-border); }
.placeholder-view h3 { font-size: 1.25rem; font-weight: 700; color: var(--color-text-secondary); }
.placeholder-view p { font-size: 0.9rem; max-width: 360px; }

/* ============================================================
   SETTINGS VIEW
   ============================================================ */
.settings-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-6);
  align-items: start;
}

.settings-sidebar-card { padding: 0; }
.profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  gap: var(--space-3);
}

.profile-avatar-wrap { position: relative; display: inline-block; margin-bottom: var(--space-2); }
.profile-avatar {
  width: 88px;
  height: 88px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.75rem;
  font-weight: 800;
  border: 4px solid var(--color-surface);
  box-shadow: var(--shadow-lg);
}
.profile-avatar-badge {
  position: absolute;
  bottom: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  background: var(--color-success);
  border-radius: 50%;
  border: 3px solid var(--color-surface);
}

.profile-name { font-size: 1.125rem; font-weight: 800; color: var(--color-text-primary); }
.profile-role-badge {
  background: var(--color-primary-bg);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid #c7d2fe;
}
.profile-email { font-size: 0.8125rem; color: var(--color-text-muted); }
.profile-photo-btn { margin-top: var(--space-2); }

.profile-stats {
  display: flex;
  align-items: center;
  width: 100%;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}
.profile-stat { flex: 1; display: flex; flex-direction: column; gap: 0.25rem; }
.profile-stat-value { font-size: 1.25rem; font-weight: 800; color: var(--color-text-primary); }
.profile-stat-label { font-size: 0.75rem; color: var(--color-text-muted); }
.profile-stat-divider { width: 1px; height: 40px; background: var(--color-border-light); }

.settings-forms { display: flex; flex-direction: column; gap: var(--space-6); }
.settings-section { padding: 0; }
.settings-form { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }

/* Sessions */
.sessions-list { padding: var(--space-2) 0; }
.session-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  transition: background var(--transition-fast);
}
.session-item:not(:last-child) { border-bottom: 1px solid var(--color-border-light); }
.session-item:hover { background: var(--color-bg); }
.current-session { background: var(--color-primary-bg); }

.session-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.session-icon-desktop { background: var(--color-info-bg); color: var(--color-info); }
.session-icon-mobile { background: var(--color-success-bg); color: var(--color-success); }
.session-icon-tablet { background: var(--color-warning-bg); color: var(--color-warning); }

.session-info { flex: 1; display: flex; flex-direction: column; gap: 0.25rem; }
.session-device { font-size: 0.9rem; font-weight: 600; color: var(--color-text-primary); }
.session-location {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.session-current-badge {
  background: var(--color-success-bg);
  color: #16a34a;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  border: 1px solid #bbf7d0;
}
.sessions-footer { padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border-light); }

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  animation: overlayFadeIn 0.2s ease;
}
@keyframes overlayFadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.25);
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) both;
  overflow: hidden;
}
.modal-sm { max-width: 440px; }

@keyframes modalSlideIn {
  from { opacity: 0; transform: scale(0.95) translateY(16px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg);
  flex-shrink: 0;
}
.modal-header-left { display: flex; align-items: center; gap: var(--space-3); }
.modal-header-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.modal-header-icon-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.modal-title { font-size: 1.0625rem; font-weight: 700; }

.modal-close-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.modal-close-btn:hover { background: var(--color-border-light); color: var(--color-text-primary); }

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-light);
  background: var(--color-bg);
  flex-shrink: 0;
}

/* Product Modal: Image Section */
.modal-product-image-section {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border-light);
}
.modal-img-preview {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 2px dashed var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  gap: 0.25rem;
  overflow: hidden;
}
.modal-emoji-display { font-size: 2.5rem; line-height: 1; }
.modal-img-hint { font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: var(--space-2); }
.emoji-picker { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.emoji-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  border: 2px solid transparent;
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.emoji-btn:hover { background: var(--color-primary-bg); border-color: var(--color-primary-light); transform: scale(1.15); }
.emoji-btn.active { border-color: var(--color-primary); background: var(--color-primary-bg); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15); }

.delete-modal-text { font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.6; }
.delete-modal-text strong { color: var(--color-text-primary); }

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 360px;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1.5px solid var(--color-border-light);
  pointer-events: all;
  animation: toastIn 0.35s cubic-bezier(0.4, 0, 0.2, 1) both;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px) scale(0.95); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}
.toast-out { animation: toastOut 0.25s ease forwards; }
@keyframes toastOut {
  to { opacity: 0; transform: translateX(20px) scale(0.95); }
}
.toast-icon { width: 22px; height: 22px; flex-shrink: 0; margin-top: 1px; }
.toast-success .toast-icon { color: var(--color-success); }
.toast-error .toast-icon { color: var(--color-danger); }
.toast-warning .toast-icon { color: var(--color-warning); }
.toast-info .toast-icon { color: var(--color-info); }
.toast-content { flex: 1; }
.toast-title { font-size: 0.875rem; font-weight: 700; color: var(--color-text-primary); }
.toast-message { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 0.125rem; }
.toast-close { color: var(--color-text-muted); padding: 2px; border-radius: var(--radius-sm); cursor: pointer; flex-shrink: 0; transition: color var(--transition-fast); }
.toast-close:hover { color: var(--color-text-primary); }

/* ============================================================
   NOTIFICATION PANEL
   ============================================================ */
.notification-panel {
  position: fixed;
  top: calc(var(--header-height) + 8px);
  right: var(--space-4);
  width: 340px;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--color-border);
  box-shadow: var(--shadow-xl);
  z-index: 200;
  overflow: hidden;
  animation: dropdownOpen 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}
.notif-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg);
}
.notif-panel-header h3 { font-size: 0.9375rem; font-weight: 700; }
.notif-list { max-height: 340px; overflow-y: auto; }
.notif-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--color-bg); }
.notif-unread { background: #FAFBFF; }
.notif-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.notif-icon-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.notif-icon-success { background: var(--color-success-bg); color: var(--color-success); }
.notif-icon-info { background: var(--color-info-bg); color: var(--color-info); }
.notif-icon-purple { background: var(--color-primary-bg); color: var(--color-primary); }
.notif-content { flex: 1; }
.notif-msg { font-size: 0.875rem; color: var(--color-text-primary); font-weight: 500; line-height: 1.4; }
.notif-time { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 0.25rem; display: block; }

/* ============================================================
   RESPONSIVE — Tablet & Mobile
   ============================================================ */
@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }
  .settings-layout { grid-template-columns: 240px 1fr; }
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.sidebar-open {
    transform: translateX(0);
    box-shadow: 4px 0 30px rgba(0, 0, 0, 0.3);
  }
  .sidebar-close-btn { display: flex; }
  .sidebar-overlay.overlay-visible { display: block; }
  .main-content { margin-left: 0; }
  .hamburger-btn { display: flex; }
  .view-content { padding: var(--space-5) var(--space-5); }
}

@media (max-width: 768px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .form-row { grid-template-columns: 1fr; }
  .settings-layout { grid-template-columns: 1fr; }
  .action-bar { flex-direction: column; align-items: stretch; }
  .action-bar-filters { flex-direction: column; }
  .view-content { padding: var(--space-4); gap: var(--space-4); }
  .header-search { max-width: 200px; }
  .header-user-info { display: none; }
  .top-header { padding: 0 var(--space-4); }
  .modal { margin: var(--space-4); max-height: 85vh; }
  .modal-product-image-section { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .auth-card { padding: var(--space-6) var(--space-5); }
  .header-search { display: none; }
  .view-title { font-size: 1.25rem; }
  .kpi-value { font-size: 1.5rem; }
}