/* ===================================================================
   Study Manager — Clickdummy Styles
   Full responsive (Desktop + Tablet + Mobile)
   =================================================================== */

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

:root {
  --color-primary: #3B5BDB;
  --color-primary-light: #EEF2FF;
  --color-primary-dark: #1A2B6B;
  --color-primary-hover: #2F4AC0;
  --color-success: #16a34a;
  --color-success-light: #dcfce7;
  --color-warning: #d97706;
  --color-warning-light: #fef3c7;
  --color-danger: #dc2626;
  --color-danger-light: #fee2e2;
  --color-info: #0891b2;
  --color-info-light: #cffafe;
  --color-purple: #7c3aed;
  --color-purple-light: #ede9fe;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --sidebar-width: 250px;
  --topbar-height: 56px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--color-gray-800);
  background: var(--color-gray-50);
  line-height: 1.5;
  overflow-x: hidden;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ===== LAYOUT ===== */
.app-layout { display: flex; min-height: 100vh; overflow-x: hidden; max-width: 100vw; }

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, #1A2B6B 0%, #3B5BDB 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
  overflow-y: auto;
  overflow-x: hidden;
}
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}
.sidebar-brand {
  padding: 14px 18px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.sidebar-brand .logo {
  width: 32px; height: 32px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.8rem; flex-shrink: 0;
}
.sidebar-nav { flex: 1; padding: 8px 0; }
.sidebar-section-label {
  padding: 16px 18px 6px;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-400);
  font-weight: 600;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  color: var(--color-gray-300);
  font-size: 0.875rem;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  border-left: 3px solid transparent;
  user-select: none;
}
.sidebar-link:hover { background: rgba(255,255,255,0.06); color: #fff; text-decoration: none; }
.sidebar-link.active {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-left-color: #00a0e3;
  font-weight: 600;
}
.sidebar-link .nav-icon { width: 20px; text-align: center; font-size: 1rem; opacity: 0.7; flex-shrink: 0; }
.sidebar-link.active .nav-icon { opacity: 1; }
.sidebar-link .nav-badge {
  margin-left: auto;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.65rem; font-weight: 700;
  padding: 1px 7px;
  border-radius: 999px;
}
.sidebar-footer {
  padding: 12px 18px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  flex-shrink: 0;
}
.sidebar-footer .role-label { margin-bottom: 6px; font-weight: 600; }
.sidebar-footer .role-switcher {
  padding: 9px 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.84rem;
  font-weight: 500;
  width: 100%;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23fff' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.sidebar-footer .role-switcher:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
}
.sidebar-footer .role-switcher:focus {
  outline: none;
  border-color: rgba(255,255,255,0.4);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.1);
}
.sidebar-footer .role-switcher option {
  background: #1f2937;
  color: #fff;
  padding: 8px;
}
.sidebar-footer .reset-btn {
  margin-top: 8px;
  padding: 6px 10px;
  background: rgba(220,38,38,0.15);
  border: 1px solid rgba(220,38,38,0.25);
  border-radius: var(--radius-sm);
  color: #fca5a5;
  font-size: 0.75rem;
  width: 100%;
  cursor: pointer;
  text-align: center;
  transition: background var(--transition-fast);
}
.sidebar-footer .reset-btn:hover { background: rgba(220,38,38,0.25); }

/* Mobile hamburger */
.mobile-hamburger {
  display: none;
  width: 40px; height: 40px;
  border: none;
  background: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--color-gray-700);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
}
.mobile-hamburger:hover { background: var(--color-gray-100); }

/* --- Main area --- */
.main-area {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  min-width: 0;
}

/* --- Topbar --- */
.topbar {
  height: var(--topbar-height);
  background: #fff;
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
  flex-shrink: 0;
}
.topbar-breadcrumb {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.topbar-breadcrumb .sep { color: var(--color-gray-300); }
.topbar-breadcrumb .current { color: var(--color-gray-800); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-spacer { flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* Notification bell */
.notification-bell {
  position: relative;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-gray-200);
  background: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 1.05rem;
  transition: background var(--transition-fast);
}
.notification-bell:hover { background: var(--color-gray-50); }
.notification-bell .bell-badge {
  position: absolute;
  top: -3px; right: -3px;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  min-width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid #fff;
}
.notification-bell .bell-badge:empty,
.notification-bell .bell-badge[data-count="0"] { display: none; }

/* Avatar */
.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.78rem;
  flex-shrink: 0;
}
.avatar.avatar-sm { width: 28px; height: 28px; font-size: 0.65rem; }
.avatar.avatar-agency { background: var(--color-purple); }

/* --- Content --- */
.content {
  padding: 24px;
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  overflow-x: hidden;
  min-width: 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.4;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn:disabled, .btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary { background: #fff; border-color: var(--color-gray-300); color: var(--color-gray-700); }
.btn-secondary:hover { background: var(--color-gray-50); border-color: var(--color-gray-400); }
.btn-success { background: var(--color-success); color: #fff; }
.btn-success:hover { background: #15803d; }
.btn-danger { background: #fff; border-color: var(--color-danger); color: var(--color-danger); }
.btn-danger:hover { background: var(--color-danger-light); }
.btn-warning { background: var(--color-warning); color: #fff; }
.btn-warning:hover { background: #b45309; }
.btn-ghost { background: transparent; color: var(--color-gray-600); }
.btn-ghost:hover { background: var(--color-gray-100); }
.btn-sm { padding: 5px 10px; font-size: 0.78rem; }
.btn-lg { padding: 10px 22px; font-size: 0.95rem; }
.btn-icon { padding: 6px 8px; }
.btn-block { width: 100%; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ===== STATUS BADGES ===== */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.status-badge .dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.status-draft { background: var(--color-gray-100); color: var(--color-gray-600); }
.status-draft .dot { background: var(--color-gray-400); }
.status-crp-sent { background: var(--color-info-light); color: #0e7490; }
.status-crp-sent .dot { background: var(--color-info); }
.status-offer-received { background: var(--color-warning-light); color: #92400e; }
.status-offer-received .dot { background: var(--color-warning); }
.status-approved { background: #e0f2fe; color: #0369a1; }
.status-approved .dot { background: var(--color-primary); }
.status-planning { background: #fae8ff; color: #86198f; }
.status-planning .dot { background: #a855f7; }
.status-execution { background: var(--color-purple-light); color: #5b21b6; }
.status-execution .dot { background: var(--color-purple); }
.status-upload-pending { background: var(--color-warning-light); color: #92400e; }
.status-upload-pending .dot { background: var(--color-warning); }
.status-upload-valid { background: var(--color-success-light); color: #166534; }
.status-upload-valid .dot { background: var(--color-success); }
.status-upload-invalid { background: var(--color-danger-light); color: #991b1b; }
.status-upload-invalid .dot { background: var(--color-danger); }
.status-closed { background: var(--color-gray-200); color: var(--color-gray-700); }
.status-closed .dot { background: var(--color-gray-600); }

/* ===== CARDS ===== */
.card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 16px; }
.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.card-header h2, .card-header h3 { font-size: 0.95rem; font-weight: 700; }
.card-body { padding: 20px; }
.card-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

/* ===== STAT CARDS ===== */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.stat-row-3 {
  grid-template-columns: repeat(3, 1fr);
}
.stat-card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}
.stat-card:hover { box-shadow: var(--shadow-md); }
.stat-card .stat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  margin-bottom: 4px;
  font-weight: 600;
}
.stat-card .stat-value { font-size: 1.6rem; font-weight: 700; color: var(--color-gray-900); }
.stat-card .stat-sub { font-size: 0.78rem; color: var(--color-gray-400); margin-top: 2px; }
.stat-card.stat-clickable { cursor: pointer; }

/* ===== PAGE HEADER ===== */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header h1 { font-size: 1.5rem; font-weight: 700; color: var(--color-gray-900); line-height: 1.3; }
.page-header .subtitle { font-size: 0.875rem; color: var(--color-gray-500); margin-top: 2px; }
.page-header-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ===== FILTER BAR ===== */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.search-input {
  padding: 7px 12px 7px 34px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  width: 240px;
  max-width: 100%;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.156a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E") no-repeat 10px center;
  transition: border-color var(--transition-fast);
}
.search-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(0,127,199,0.1); }
.filter-chip {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-gray-300);
  background: #fff;
  font-size: 0.78rem;
  color: var(--color-gray-600);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
}
.filter-chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-chip.active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.filter-select {
  padding: 6px 10px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-gray-700);
  background: #fff;
  cursor: pointer;
}

/* ===== DATA TABLE ===== */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: separate; border-spacing: 0; min-width: 700px; }
.data-table thead th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  border-bottom: 2px solid var(--color-gray-200);
  white-space: nowrap;
  position: sticky;
  top: 0;
  background: #fff;
}
.data-table tbody tr { cursor: pointer; transition: background var(--transition-fast); }
.data-table tbody tr:hover { background: var(--color-gray-50); }
.data-table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 0.85rem;
  vertical-align: middle;
}
.data-table .col-id { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-gray-400); white-space: nowrap; }
.data-table .col-title { font-weight: 600; color: var(--color-gray-900); }
.data-table .col-market { color: var(--color-gray-600); white-space: nowrap; }
.data-table .col-agency { color: var(--color-gray-600); }
.data-table .col-action { font-size: 0.78rem; color: var(--color-primary); font-weight: 500; }
.data-table .col-date { color: var(--color-gray-400); font-size: 0.78rem; white-space: nowrap; }

/* ===== TABS ===== */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-gray-200);
  margin-bottom: 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab-btn {
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gray-500);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.tab-btn:hover { color: var(--color-gray-700); }
.tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 600; }
.tab-btn.disabled { color: var(--color-gray-300); cursor: not-allowed; }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== STEPPER ===== */
.stepper {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}
.stepper-step {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
}
.step-num {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem; font-weight: 700;
  background: var(--color-gray-200);
  color: var(--color-gray-500);
  flex-shrink: 0;
}
.stepper-step.step-active .step-num { background: var(--color-primary); color: #fff; }
.stepper-step.step-done .step-num { background: var(--color-success); color: #fff; }
.step-label { font-size: 0.8rem; color: var(--color-gray-500); font-weight: 500; }
.stepper-step.step-active .step-label { color: var(--color-primary); font-weight: 600; }
.stepper-step.step-done .step-label { color: var(--color-success); }
.stepper-connector {
  width: 32px; height: 2px;
  background: var(--color-gray-200);
  margin: 0 6px;
  flex-shrink: 0;
}
.stepper-step.step-done + .stepper-connector,
.stepper-connector.done { background: var(--color-success); }

/* ===== TIMELINE ===== */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 10px; top: 4px; bottom: 4px;
  width: 2px;
  background: var(--color-gray-200);
}
.timeline-item { position: relative; padding-bottom: 18px; }
.timeline-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute;
  left: -22px; top: 3px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--color-gray-300);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--color-gray-200);
}
.timeline-item.tl-active .tl-dot { background: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-light); }
.timeline-item.tl-success .tl-dot { background: var(--color-success); box-shadow: 0 0 0 2px var(--color-success-light); }
.timeline-item.tl-warning .tl-dot { background: var(--color-warning); box-shadow: 0 0 0 2px var(--color-warning-light); }
.timeline-item.tl-danger .tl-dot { background: var(--color-danger); box-shadow: 0 0 0 2px var(--color-danger-light); }
.tl-title { font-weight: 600; font-size: 0.85rem; color: var(--color-gray-800); }
.tl-meta { font-size: 0.78rem; color: var(--color-gray-400); margin-top: 1px; }
.tl-desc { font-size: 0.8rem; color: var(--color-gray-500); margin-top: 3px; line-height: 1.5; }

/* ===== CALLOUT ===== */
.callout {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  line-height: 1.5;
}
.callout-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }
.callout-text { flex: 1; }
.callout-text strong { font-weight: 700; }
.callout-info { background: var(--color-primary-light); border: 1px solid #7dd3fc; color: var(--color-primary-dark); }
.callout-warning { background: var(--color-warning-light); border: 1px solid #fde68a; color: #92400e; }
.callout-success { background: var(--color-success-light); border: 1px solid #86efac; color: #166534; }
.callout-danger { background: var(--color-danger-light); border: 1px solid #fca5a5; color: #991b1b; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 5px;
}
.form-group label .required { color: var(--color-danger); }
.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-gray-800);
  background: #fff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(0,127,199,0.1); }
.form-control.error { border-color: var(--color-danger); }
.form-control.error:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.1); }
.form-error { font-size: 0.76rem; color: var(--color-danger); margin-top: 4px; }
.form-hint { font-size: 0.76rem; color: var(--color-gray-400); margin-top: 3px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
textarea.form-control { resize: vertical; min-height: 80px; }
select.form-control { cursor: pointer; }
.form-actions {
  display: flex; gap: 10px; justify-content: flex-end;
  padding-top: 16px; border-top: 1px solid var(--color-gray-100); margin-top: 24px;
  flex-wrap: wrap;
}
.form-section { margin-bottom: 28px; }
.form-section h3 {
  font-size: 0.95rem; font-weight: 700; color: var(--color-gray-800);
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 1px solid var(--color-gray-100);
}

/* Checkbox / radio */
.form-check {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; cursor: pointer; padding: 4px 0;
}
.form-check input { cursor: pointer; }

/* ===== DETAIL GRID ===== */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 32px; }
.detail-item { display: flex; flex-direction: column; gap: 2px; padding: 8px 0; }
.detail-item .label {
  font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--color-gray-400);
}
.detail-item .value { font-size: 0.875rem; color: var(--color-gray-800); font-weight: 500; }

/* ===== TAGS ===== */
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--color-gray-100);
  color: var(--color-gray-600);
}
.tag-success { background: var(--color-success-light); color: var(--color-success); }
.tag-warning { background: var(--color-warning-light); color: var(--color-warning); }
.tag-danger { background: var(--color-danger-light); color: var(--color-danger); }
.tag-info { background: var(--color-primary-light); color: var(--color-primary); }

/* ===== LAYOUT HELPERS ===== */
.two-col-layout { display: grid; grid-template-columns: 1fr 320px; gap: 24px; }
.two-col-layout .col-main { min-width: 0; }
.two-col-layout .col-aside { display: flex; flex-direction: column; gap: 16px; }

/* ===== MILESTONE LIST ===== */
.milestone-list { list-style: none; }
.milestone-list li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--color-gray-100);
  font-size: 0.85rem;
}
.milestone-list li:last-child { border-bottom: none; }
.ml-icon { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ml-date { font-size: 0.78rem; color: var(--color-gray-400); min-width: 90px; flex-shrink: 0; }
.ml-text { flex: 1; }

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-gray-400);
}
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: 12px; }
.empty-state h3 { font-size: 1rem; color: var(--color-gray-600); margin-bottom: 6px; }
.empty-state p { font-size: 0.85rem; max-width: 400px; margin: 0 auto; }

/* ===== TOAST / NOTIFICATION ===== */
.toast-container {
  position: fixed;
  top: 70px; right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 380px;
  width: calc(100% - 40px);
}
.toast {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  animation: toastIn 0.3s ease;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.toast.toast-removing { opacity: 0; transform: translateX(20px); }
.toast-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.toast-body { flex: 1; }
.toast-title { font-weight: 700; margin-bottom: 2px; }
.toast-message { color: var(--color-gray-500); font-size: 0.8rem; }
.toast-close {
  cursor: pointer; color: var(--color-gray-400); font-size: 1.1rem;
  border: none; background: none; padding: 0;
  line-height: 1;
}
.toast-close:hover { color: var(--color-gray-600); }
.toast-success { border-left: 4px solid var(--color-success); }
.toast-danger { border-left: 4px solid var(--color-danger); }
.toast-info { border-left: 4px solid var(--color-primary); }
.toast-warning { border-left: 4px solid var(--color-warning); }
@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* ===== NOTIFICATION INBOX ===== */
.notif-list { list-style: none; }
.notif-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-gray-100);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.notif-item:hover { background: var(--color-gray-50); }
.notif-item.unread { background: var(--color-primary-light); }
.notif-item.unread:hover { background: #d4e4fc; }
.notif-icon {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.notif-icon.ni-info { background: var(--color-primary-light); color: var(--color-primary); }
.notif-icon.ni-success { background: var(--color-success-light); color: var(--color-success); }
.notif-icon.ni-warning { background: var(--color-warning-light); color: var(--color-warning); }
.notif-icon.ni-danger { background: var(--color-danger-light); color: var(--color-danger); }
.notif-body { flex: 1; min-width: 0; }
.notif-title { font-weight: 600; font-size: 0.85rem; color: var(--color-gray-800); }
.notif-desc { font-size: 0.8rem; color: var(--color-gray-500); margin-top: 2px; }
.notif-time { font-size: 0.72rem; color: var(--color-gray-400); margin-top: 4px; }

/* ===== UPLOAD COMPONENTS ===== */
.upload-zone {
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.upload-zone:hover { border-color: var(--color-primary); background: var(--color-primary-light); }
.upload-zone .upload-icon { font-size: 2rem; color: var(--color-gray-400); margin-bottom: 8px; }
.upload-zone p { font-size: 0.875rem; color: var(--color-gray-500); }
.upload-zone .upload-hint { font-size: 0.78rem; color: var(--color-gray-400); margin-top: 4px; }

.file-list { list-style: none; margin-top: 12px; }
.file-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  font-size: 0.85rem;
}
.file-item .file-icon { font-size: 1.1rem; }
.file-item .file-name { flex: 1; font-weight: 500; }
.file-item .file-size { color: var(--color-gray-400); font-size: 0.78rem; }
.file-item .file-status { font-size: 0.78rem; font-weight: 600; }

/* Checklist */
.checklist { list-style: none; }
.checklist li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; font-size: 0.85rem;
  border-bottom: 1px solid var(--color-gray-100);
}
.checklist li:last-child { border-bottom: none; }
.check-icon { font-size: 1rem; flex-shrink: 0; }
.check-done { color: var(--color-success); }
.check-pending { color: var(--color-gray-300); }
.check-error { color: var(--color-danger); }

/* Validation results */
.validation-result { margin-top: 16px; }
.validation-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  font-size: 0.84rem;
}
.validation-item.v-error { background: var(--color-danger-light); color: #991b1b; }
.validation-item.v-warning { background: var(--color-warning-light); color: #92400e; }
.validation-item.v-success { background: var(--color-success-light); color: #166534; }
.validation-item .v-code { font-family: var(--font-mono); font-weight: 700; font-size: 0.78rem; flex-shrink: 0; min-width: 60px; }
.validation-item .v-msg { flex: 1; }

/* ===== CHARTS (Highcharts) ===== */
.chart-container { padding: 16px 0; }
.highchart-container { width: 100%; min-height: 320px; }

/* Winner badge */
.winner-badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #78350f;
  font-size: 0.72rem; font-weight: 700;
  padding: 3px 10px; border-radius: 999px;
}

/* ===== COMMENT THREAD ===== */
.comment-thread { margin-top: 16px; }
.comment-item {
  display: flex; gap: 10px; padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-100);
}
.comment-item:last-child { border-bottom: none; }
.comment-body { flex: 1; }
.comment-author { font-weight: 600; font-size: 0.84rem; }
.comment-time { font-size: 0.72rem; color: var(--color-gray-400); margin-left: 8px; }
.comment-text { font-size: 0.84rem; color: var(--color-gray-600); margin-top: 4px; line-height: 1.5; }
.comment-input {
  display: flex; gap: 8px; margin-top: 12px;
  padding-top: 12px; border-top: 1px solid var(--color-gray-100);
}
.comment-input input { flex: 1; }

/* ===== AGENCY WORKSPACE CARDS ===== */
.task-board { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.task-column h3 {
  font-size: 0.85rem; font-weight: 700; color: var(--color-gray-700);
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gray-200);
  display: flex; align-items: center; gap: 6px;
}
.task-column h3 .col-count {
  background: var(--color-gray-200); color: var(--color-gray-600);
  font-size: 0.68rem; padding: 1px 7px; border-radius: 999px;
}
.task-card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.task-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-gray-300); }
.task-card .tc-title { font-weight: 600; font-size: 0.85rem; margin-bottom: 4px; }
.task-card .tc-meta { font-size: 0.78rem; color: var(--color-gray-400); }
.task-card .tc-badge { margin-top: 8px; }

/* ===== COST TABLE ===== */
.cost-table { width: 100%; font-size: 0.85rem; }
.cost-table td { padding: 8px 0; }
.cost-table .ct-label { color: var(--color-gray-600); }
.cost-table .ct-value { text-align: right; font-weight: 600; }
.cost-table .ct-total td { padding-top: 10px; border-top: 2px solid var(--color-gray-200); font-weight: 700; font-size: 0.9rem; }

/* ===== SECTION DIVIDER ===== */
.section-divider {
  border: none; border-top: 1px solid var(--color-gray-100);
  margin: 20px 0;
}
.section-heading {
  font-size: 0.9rem; font-weight: 700; color: var(--color-gray-700);
  margin-bottom: 12px;
}

/* ===== MODAL (simple overlay) ===== */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 560px; width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-gray-100);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h2 { font-size: 1.1rem; font-weight: 700; }
.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-gray-100);
  display: flex; justify-content: flex-end; gap: 8px;
}

/* ===== PROGRESS BAR ===== */
.progress-bar {
  height: 8px; background: var(--color-gray-200);
  border-radius: 999px; overflow: hidden;
}
.progress-bar .progress-fill {
  height: 100%; border-radius: 999px;
  background: var(--color-primary);
  transition: width 0.5s ease;
}
.progress-bar .progress-fill.fill-success { background: var(--color-success); }
.progress-bar .progress-fill.fill-warning { background: var(--color-warning); }
.progress-bar .progress-fill.fill-danger { background: var(--color-danger); }

/* ===== LOADING SKELETON ===== */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-100) 25%, var(--color-gray-200) 50%, var(--color-gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
.skeleton-text { height: 14px; margin-bottom: 8px; }
.skeleton-text.w-50 { width: 50%; }
.skeleton-text.w-75 { width: 75%; }
.skeleton-text.w-full { width: 100%; }
.skeleton-card { height: 80px; margin-bottom: 12px; }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-gray-300); border-radius: 3px; }

/* ================================================================
   RESPONSIVE BREAKPOINTS
   ================================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .two-col-layout { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .stat-row-3 { grid-template-columns: repeat(2, 1fr); }
  .task-board { grid-template-columns: 1fr; }
  .form-row-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}

/* Tablet small / landscape phone */
@media (max-width: 768px) {
  :root { --sidebar-width: 260px; }

  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }

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

  .mobile-hamburger { display: flex; }

  .content { padding: 16px; }

  .page-header { flex-direction: column; gap: 12px; }
  .page-header-actions { width: 100%; }
  .page-header-actions .btn { flex: 1; }

  .filter-bar { gap: 6px; flex-wrap: wrap; }
  .search-input { width: 100%; order: -1; }
  .filter-chip { padding: 4px 10px; font-size: 0.73rem; }
  .filter-select { flex: 1; min-width: 0; font-size: 0.78rem; }

  .form-row { grid-template-columns: 1fr; }
  .form-row-3 { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }

  .stat-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card { padding: 12px 14px; }
  .stat-card .stat-value { font-size: 1.3rem; }

  .stepper { gap: 0; }
  .step-label { font-size: 0.72rem; }
  .stepper-connector { width: 20px; }

  .tabs { gap: 0; }
  .tab-btn { padding: 8px 12px; font-size: 0.8rem; }

  .data-table { min-width: 600px; }

  .toast-container { top: 62px; right: 10px; max-width: calc(100% - 20px); }

  .grid-2 { grid-template-columns: 1fr; }
  .stat-row-3 { grid-template-columns: 1fr 1fr; gap: 10px; }

  .table-wrapper { max-width: 100%; }
  .card-body { overflow-x: auto; }
}

/* Mobile */
@media (max-width: 480px) {
  html { font-size: 13px; }

  .topbar { padding: 0 12px; gap: 8px; }
  .topbar-breadcrumb { font-size: 0.8rem; }

  .content { padding: 12px; }

  .page-header h1 { font-size: 1.25rem; }

  .stat-row { grid-template-columns: 1fr; gap: 8px; }
  .stat-row-3 { grid-template-columns: 1fr; gap: 8px; }

  .card-header { padding: 12px 14px; }
  .card-body { padding: 14px; }

  .stepper { flex-wrap: nowrap; }
  .step-label { display: none; }
  .stepper-connector { width: 12px; }
  .step-num { width: 24px; height: 24px; font-size: 0.7rem; }

  .tabs { margin-bottom: 16px; }
  .tab-btn { padding: 8px 10px; font-size: 0.76rem; }

  .callout { padding: 10px 14px; font-size: 0.8rem; }

  .form-actions { flex-direction: column-reverse; }
  .form-actions .btn { width: 100%; }

  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; }

  .detail-item .value { font-size: 0.825rem; }

  .upload-zone { padding: 28px 16px; }

  .modal { max-height: 85vh; margin: 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; align-self: flex-end; }

  .comment-item { flex-direction: column; gap: 6px; }

  .filter-select { width: 100%; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .filter-chip { text-align: center; }

  .comment-input { flex-direction: column; }
  .comment-input .btn { width: 100%; }

  .milestone-list li { flex-wrap: wrap; gap: 8px; }
  .ml-date { min-width: auto; }

  .login-hero-stats { flex-direction: column; gap: 12px; }
}

/* ===== PRINT ===== */
@media print {
  .sidebar, .topbar, .toast-container, .proto-nav { display: none !important; }
  .main-area { margin-left: 0 !important; }
  .content { max-width: none; }
}

/* ===== LOGIN SCREEN ===== */
.login-screen {
  display: flex;
  min-height: 100vh;
  background: #fff;
}

.login-left {
  flex: 1;
  background: linear-gradient(135deg, #1A2B6B 0%, #3B5BDB 50%, #5C7AEA 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
  position: relative;
  overflow: hidden;
}

.login-left::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}

.login-left::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}

.login-left-content {
  position: relative;
  z-index: 1;
  max-width: 520px;
}

.login-hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.login-hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.login-hero-desc {
  font-size: 1.05rem;
  line-height: 1.7;
  opacity: 0.85;
  margin-bottom: 40px;
  max-width: 440px;
}

.login-hero-stats {
  display: flex;
  gap: 36px;
}

.login-hero-stat {
  display: flex;
  flex-direction: column;
}

.login-hero-stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.login-hero-stat-label {
  font-size: 0.78rem;
  opacity: 0.7;
  margin-top: 2px;
}

.login-left-footer {
  position: absolute;
  bottom: 28px;
  left: 60px;
  font-size: 0.75rem;
  opacity: 0.5;
  z-index: 1;
}

.login-right {
  width: 480px;
  min-width: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: #fff;
}

.login-form-container {
  width: 100%;
  max-width: 380px;
}

.login-logo {
  margin-bottom: 32px;
}

.isi-logo {
  width: 160px;
  height: auto;
}

.login-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.login-subtitle {
  font-size: 0.9rem;
  color: var(--color-gray-500);
  margin-bottom: 28px;
}

.login-error {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--color-danger-light);
  border: 1px solid #fca5a5;
  border-radius: var(--radius-md);
  color: #991b1b;
  font-size: 0.84rem;
  margin-bottom: 20px;
  animation: shake 0.4s ease;
}

.login-error-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form .form-group label {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 6px;
}

.login-input {
  padding: 11px 14px !important;
  font-size: 0.9rem !important;
  border-radius: var(--radius-md) !important;
}

.password-wrapper {
  position: relative;
}

.password-wrapper .login-input {
  padding-right: 44px !important;
}

.password-toggle {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border: none;
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-gray-400);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.password-toggle:hover {
  color: var(--color-gray-600);
}

.login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.login-options .form-check {
  font-size: 0.84rem;
  color: var(--color-gray-600);
}

.login-forgot {
  font-size: 0.84rem;
  color: #3B5BDB;
  font-weight: 500;
}

.login-forgot:hover {
  color: #1A2B6B;
}

.login-submit {
  background: #3B5BDB !important;
  padding: 12px 22px !important;
  font-size: 0.95rem !important;
  border-radius: var(--radius-md) !important;
  transition: all var(--transition-fast) !important;
  position: relative;
}

.login-submit:hover {
  background: #2F4AC0 !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59,91,219,0.3);
}

.login-submit:active {
  transform: translateY(0);
}

.login-submit.loading {
  color: transparent !important;
  pointer-events: none;
}

.login-submit.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-gray-200);
}

.login-divider span {
  font-size: 0.78rem;
  color: var(--color-gray-400);
  white-space: nowrap;
}

.login-sso-btn {
  padding: 10px 22px !important;
  font-size: 0.88rem !important;
  border-radius: var(--radius-md) !important;
  gap: 8px !important;
}

.sso-icon {
  font-size: 1.1rem;
}

.login-footer-text {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-gray-400);
  margin-top: 28px;
  padding: 12px 0;
  border-top: 1px solid var(--color-gray-100);
}

/* Login responsive */
@media (max-width: 1024px) {
  .login-left {
    padding: 40px;
  }
  .login-hero-title {
    font-size: 2.2rem;
  }
  .login-right {
    width: 440px;
    min-width: 380px;
  }
}

@media (max-width: 768px) {
  .login-screen {
    flex-direction: column;
  }
  .login-left {
    min-height: auto;
    padding: 32px 24px;
  }
  .login-hero-title {
    font-size: 1.8rem;
  }
  .login-hero-desc {
    font-size: 0.9rem;
    margin-bottom: 24px;
  }
  .login-hero-stats {
    gap: 24px;
  }
  .login-hero-stat-value {
    font-size: 1.4rem;
  }
  .login-left-footer {
    display: none;
  }
  .login-right {
    width: 100%;
    min-width: auto;
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .login-left {
    padding: 28px 20px;
  }
  .login-hero-badge {
    font-size: 0.72rem;
    margin-bottom: 16px;
  }
  .login-hero-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
  }
  .login-hero-desc {
    display: none;
  }
  .login-hero-stats {
    gap: 20px;
  }
  .login-hero-stat-value {
    font-size: 1.2rem;
  }
  .login-hero-stat-label {
    font-size: 0.7rem;
  }
  .login-right {
    padding: 24px 20px;
  }
  .login-form-container {
    max-width: none;
  }
  .login-options {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

/* ===== UTILITY ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-gray-400); }
.text-sm { font-size: 0.8rem; }
.text-xs { font-size: 0.72rem; }
.font-mono { font-family: var(--font-mono); }
.font-bold { font-weight: 700; }
.mt-0 { margin-top: 0; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }