@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --navy: #0a1628;
  --navy-light: #132042;
  --blue-primary: #1e3a8a;
  --blue-accent: #3b82f6;
  --blue-electric: #2563eb;
  --orange-cta: #f97316;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --green: #10b981;
  --purple: #7c3aed;
  --red: #ef4444;
  --yellow: #f59e0b;
  --gradient-sidebar: linear-gradient(180deg, #1e3a8a 0%, #7c3aed 100%);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: all 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body { font-family: 'Inter', sans-serif; background: var(--gray-50); color: var(--gray-800); -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; font-family: inherit; }
ul { list-style: none; }
input, textarea, select { font-family: inherit; }

/* ===== LOGIN PAGE ===== */
.login-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.login-left {
  background: linear-gradient(135deg, var(--navy) 0%, #1e3a8a 60%, #7c3aed 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
  position: relative;
  overflow: hidden;
}

.login-left::before {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.15) 0%, transparent 70%);
  top: -100px; right: -100px;
  border-radius: 50%;
}

.login-logo { font-size: 1.8rem; font-weight: 800; color: #fff; margin-bottom: 40px; letter-spacing: -0.5px; }
.login-logo span { color: var(--blue-accent); }

.login-left h2 { font-size: 2.2rem; font-weight: 700; color: #fff; margin-bottom: 16px; line-height: 1.2; }
.login-left p { color: rgba(255,255,255,0.65); font-size: 1rem; line-height: 1.7; margin-bottom: 40px; }

.login-features { display: flex; flex-direction: column; gap: 16px; }
.login-feature { display: flex; align-items: center; gap: 14px; }
.login-feature-icon { width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1.1rem; }
.login-feature-text { color: rgba(255,255,255,0.85); font-size: 0.9rem; }

.login-right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  background: var(--white);
}

.login-form-box { width: 100%; max-width: 420px; }
.login-form-box h3 { font-size: 1.8rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.login-form-box p { color: var(--gray-500); margin-bottom: 36px; font-size: 0.95rem; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.form-group input {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--gray-800);
  transition: var(--transition);
  background: var(--gray-50);
}
.form-group input:focus { outline: none; border-color: var(--blue-electric); background: #fff; box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }

.form-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.form-check { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--gray-600); cursor: pointer; }
.form-check input { width: auto; }
.form-forgot { font-size: 0.85rem; color: var(--blue-electric); font-weight: 500; }
.form-forgot:hover { text-decoration: underline; }

.btn-login {
  width: 100%;
  padding: 14px;
  background: var(--blue-electric);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition);
  margin-bottom: 20px;
}
.btn-login:hover { background: var(--navy); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.login-divider { text-align: center; color: var(--gray-400); font-size: 0.85rem; margin-bottom: 20px; position: relative; }
.login-divider::before, .login-divider::after { content: ''; position: absolute; top: 50%; width: 40%; height: 1px; background: var(--gray-200); }
.login-divider::before { left: 0; }
.login-divider::after { right: 0; }

.login-register { text-align: center; font-size: 0.9rem; color: var(--gray-500); }
.login-register a { color: var(--blue-electric); font-weight: 600; }

/* ===== PANEL LAYOUT ===== */
.panel-layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 260px;
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 24px 24px 16px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--navy);
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 8px;
}
.sidebar-logo span { color: var(--blue-electric); }

.sidebar-user {
  padding: 12px 20px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--gray-50);
  margin: 0 12px 8px;
  border-radius: var(--radius-sm);
}
.sidebar-avatar {
  width: 36px; height: 36px;
  background: var(--blue-electric);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 0.9rem; flex-shrink: 0;
}
.sidebar-user-name { font-weight: 600; font-size: 0.85rem; color: var(--gray-800); }
.sidebar-user-role { font-size: 0.75rem; color: var(--gray-500); }

.sidebar-nav { padding: 8px 12px; flex: 1; }
.sidebar-nav-label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; color: var(--gray-400); padding: 16px 8px 8px; }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--gray-600);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 2px;
  transition: var(--transition);
  cursor: pointer;
}
.sidebar-link:hover { background: var(--gray-100); color: var(--gray-800); }
.sidebar-link.active { background: rgba(37,99,235,0.08); color: var(--blue-electric); font-weight: 600; }
.sidebar-link .icon { width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.sidebar-badge {
  margin-left: auto;
  background: var(--blue-electric);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 50px;
  min-width: 20px;
  text-align: center;
}

.sidebar-bottom { padding: 12px; border-top: 1px solid var(--gray-100); }

/* ===== PANEL MAIN ===== */
.panel-main {
  margin-left: 260px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.panel-topbar {
  height: 60px;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.panel-topbar-title { font-size: 1rem; font-weight: 600; color: var(--gray-800); }
.panel-topbar-actions { display: flex; align-items: center; gap: 16px; }

.topbar-btn {
  padding: 8px 20px;
  background: var(--blue-electric);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}
.topbar-btn:hover { background: var(--navy); }

.panel-content { padding: 32px; flex: 1; }

/* ===== ALERT BOX ===== */
.panel-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 20px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-sm);
  color: var(--blue-primary);
  font-size: 0.9rem;
  margin-bottom: 28px;
}
.panel-alert.success { background: #f0fdf4; border-color: #bbf7d0; color: #166534; }
.panel-alert.warning { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.panel-alert.error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }

/* ===== STATS ===== */
.panel-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 28px; }
.stat-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); }
.stat-label { font-size: 0.8rem; color: var(--gray-500); font-weight: 500; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
.stat-value { font-size: 1.8rem; font-weight: 800; color: var(--navy); }
.stat-sub { font-size: 0.8rem; color: var(--gray-400); margin-top: 4px; }
.stat-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 1.1rem; }
.stat-icon.blue { background: rgba(37,99,235,0.1); }
.stat-icon.green { background: rgba(16,185,129,0.1); }
.stat-icon.purple { background: rgba(124,58,237,0.1); }
.stat-icon.orange { background: rgba(249,115,22,0.1); }

/* ===== CARDS ===== */
.panel-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
}
.panel-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-100);
}
.panel-card-title { font-size: 1rem; font-weight: 700; color: var(--gray-800); }
.panel-card-body { padding: 24px; }

/* ===== TABLE ===== */
.panel-table { width: 100%; border-collapse: collapse; }
.panel-table th {
  padding: 10px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.panel-table td {
  padding: 14px 16px;
  font-size: 0.9rem;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-100);
}
.panel-table tr:last-child td { border-bottom: none; }
.panel-table tr:hover td { background: var(--gray-50); }

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-blue { background: #dbeafe; color: #1d4ed8; }
.badge-green { background: #d1fae5; color: #065f46; }
.badge-yellow { background: #fef3c7; color: #92400e; }
.badge-red { background: #fee2e2; color: #991b1b; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-purple { background: #ede9fe; color: #6d28d9; }

/* ===== COMPANY SEARCH BOX ===== */
.company-search-box {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}
.company-search-box h3 { font-size: 1.2rem; font-weight: 700; color: var(--gray-800); margin-bottom: 6px; }
.company-search-box p { color: var(--gray-500); font-size: 0.9rem; margin-bottom: 24px; }
.company-search-row { display: flex; gap: 12px; }
.company-search-row input {
  flex: 1;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}
.company-search-row input:focus { outline: none; border-color: var(--blue-electric); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.btn-search {
  padding: 12px 24px;
  background: var(--blue-electric);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.btn-search:hover { background: var(--navy); }

/* ===== DOCS GRID ===== */
.docs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.doc-item {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition);
}
.doc-item:hover { border-color: var(--blue-accent); box-shadow: var(--shadow-sm); }
.doc-icon { width: 44px; height: 44px; background: var(--gray-100); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.doc-name { font-weight: 600; font-size: 0.9rem; color: var(--gray-800); }
.doc-meta { font-size: 0.78rem; color: var(--gray-400); }
.doc-actions { display: flex; gap: 8px; }
.btn-download {
  padding: 6px 14px;
  background: var(--blue-electric);
  color: #fff;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition);
}
.btn-download:hover { background: var(--navy); }
.btn-preview {
  padding: 6px 14px;
  background: var(--gray-100);
  color: var(--gray-600);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition);
}
.btn-preview:hover { background: var(--gray-200); }

/* ===== ADMIN SPECIFIC ===== */
.admin-sidebar { background: var(--navy); }
.admin-sidebar .sidebar-logo { color: #fff; border-color: rgba(255,255,255,0.1); }
.admin-sidebar .sidebar-link { color: rgba(255,255,255,0.65); }
.admin-sidebar .sidebar-link:hover { background: rgba(255,255,255,0.08); color: #fff; }
.admin-sidebar .sidebar-link.active { background: rgba(59,130,246,0.2); color: #fff; }
.admin-sidebar .sidebar-nav-label { color: rgba(255,255,255,0.3); }
.admin-sidebar .sidebar-bottom { border-color: rgba(255,255,255,0.1); }
.admin-sidebar .sidebar-user { background: rgba(255,255,255,0.05); }
.admin-sidebar .sidebar-user-name { color: #fff; }
.admin-sidebar .sidebar-user-role { color: rgba(255,255,255,0.5); }

.upload-area {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-md);
  padding: 36px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--gray-50);
}
.upload-area:hover { border-color: var(--blue-electric); background: #eff6ff; }
.upload-area.drag-over { border-color: var(--blue-electric); background: #dbeafe; }
.upload-icon { font-size: 2.5rem; margin-bottom: 12px; }
.upload-text { font-size: 0.9rem; color: var(--gray-600); margin-bottom: 4px; }
.upload-subtext { font-size: 0.8rem; color: var(--gray-400); }
.upload-area input[type="file"] { display: none; }

.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--gray-700);
  background: var(--white);
  transition: var(--transition);
  -webkit-appearance: none;
}
.form-select:focus { outline: none; border-color: var(--blue-electric); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }

.btn-primary { padding: 10px 22px; background: var(--blue-electric); color: #fff; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9rem; transition: var(--transition); }
.btn-primary:hover { background: var(--navy); transform: translateY(-1px); }
.btn-secondary { padding: 10px 22px; background: var(--gray-100); color: var(--gray-700); border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9rem; transition: var(--transition); }
.btn-secondary:hover { background: var(--gray-200); }
.btn-danger { padding: 10px 22px; background: #fee2e2; color: var(--red); border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9rem; transition: var(--transition); }
.btn-danger:hover { background: var(--red); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-icon { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border-radius: 8px; transition: var(--transition); }

.action-btns { display: flex; gap: 8px; }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 560px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: var(--transition);
}
.modal-overlay.active .modal-box { transform: scale(1); }
.modal-header { padding: 24px 28px 16px; border-bottom: 1px solid var(--gray-200); display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 1.1rem; font-weight: 700; color: var(--gray-800); }
.modal-close { width: 32px; height: 32px; background: var(--gray-100); border-radius: 8px; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 1rem; transition: var(--transition); }
.modal-close:hover { background: var(--gray-200); }
.modal-body { padding: 24px 28px; }
.modal-footer { padding: 16px 28px 24px; display: flex; justify-content: flex-end; gap: 12px; border-top: 1px solid var(--gray-100); }

/* ===== MESSAGES ===== */
.message-list { display: flex; flex-direction: column; gap: 2px; }
.message-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.message-item:hover { background: var(--gray-50); }
.message-item.unread { background: #eff6ff; }
.msg-avatar { width: 40px; height: 40px; background: var(--blue-electric); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 0.85rem; flex-shrink: 0; }
.msg-content { flex: 1; }
.msg-name { font-weight: 600; font-size: 0.9rem; color: var(--gray-800); margin-bottom: 3px; }
.msg-preview { font-size: 0.85rem; color: var(--gray-500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 400px; }
.msg-time { font-size: 0.78rem; color: var(--gray-400); flex-shrink: 0; }
.msg-unread-dot { width: 8px; height: 8px; background: var(--blue-electric); border-radius: 50%; margin-top: 6px; flex-shrink: 0; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .sidebar { width: 220px; }
  .panel-main { margin-left: 220px; }
  .panel-stats { grid-template-columns: repeat(2, 1fr); }
  .docs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .login-page { grid-template-columns: 1fr; }
  .login-left { display: none; }
  .sidebar { transform: translateX(-100%); transition: var(--transition); }
  .sidebar.open { transform: translateX(0); }
  .panel-main { margin-left: 0; }
  .panel-stats { grid-template-columns: 1fr 1fr; }
  .docs-grid { grid-template-columns: 1fr; }
  .panel-content { padding: 20px; }
}