/* ============================================
   UstaNet Web Panel — Ana Stiller
   ============================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow: hidden;
  height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ---------- Login Ekrani ---------- */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1A1A2E 0%, #16213E 50%, #0F3460 100%);
  padding: 20px;
}

.login-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-xl);
}

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

.login-logo .login-icon {
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 8px;
}

.login-logo h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.login-logo p {
  font-size: 14px;
  color: var(--text-secondary);
}

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.input-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 12px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-wrapper:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
  background: var(--bg-input-focus);
}

.input-wrapper .material-icons-round {
  font-size: 20px;
  color: var(--text-muted);
  margin-right: 10px;
}

.input-wrapper input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 12px 0;
  font-size: 14px;
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
}

.input-wrapper input::placeholder {
  color: var(--text-muted);
}

.toggle-password {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
}

.toggle-password:hover {
  color: var(--text-secondary);
}

.login-error {
  background: var(--danger-light);
  color: var(--danger);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
}

.login-divider {
  display: flex;
  align-items: center;
  margin: 20px 0;
  gap: 12px;
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #E5E7EB;
}

.login-divider span {
  font-size: 12px;
  color: #9CA3AF;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-google {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  background: #FFFFFF;
  border: 1.5px solid #DADCE0;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  color: #3C4043;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.btn-google:hover {
  background: #F7F8F8;
  border-color: #C4C7C5;
  box-shadow: 0 1px 3px rgba(60, 64, 67, 0.15);
}

.btn-google:active {
  background: #E8EAED;
}

.btn-google:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.login-footer {
  text-align: center;
  margin-top: 20px;
}

.login-footer p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- Button ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-card-hover);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background: #DC2626;
}

.btn-success {
  background: var(--success);
  color: white;
}

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

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

.btn-sm {
  padding: 6px 14px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
}

.btn-loader {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ---------- App Layout ---------- */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* ---------- Header ---------- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 24px;
  background: var(--header-bg);
  box-shadow: var(--header-shadow);
  z-index: 10;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.mobile-menu-btn:hover {
  background: var(--bg-input);
}

.header-greeting h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.header-greeting p {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Header Arama */
.header-search {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0 14px;
  width: 280px;
  transition: all var(--transition-fast);
}

.header-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
  width: 340px;
}

.header-search .material-icons-round {
  font-size: 20px;
  color: var(--text-muted);
}

.header-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 9px 10px;
  font-size: 13px;
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
}

.header-search input::placeholder {
  color: var(--text-muted);
}

.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 320px;
  overflow-y: auto;
  z-index: 100;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.search-result-item:hover {
  background: var(--bg-card-hover);
}

.search-result-item .result-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

.search-result-item .result-info {
  flex: 1;
  min-width: 0;
}

.search-result-item .result-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.search-result-item .result-detail {
  font-size: 11px;
  color: var(--text-muted);
}

.search-no-result {
  padding: 16px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* Header Icon Button */
.header-icon-btn {
  position: relative;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.header-icon-btn .badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background: var(--danger);
  color: white;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

/* Header Avatar */
.header-profile {
  margin-left: 4px;
  position: relative;
}

.header-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.header-avatar:hover {
  transform: scale(1.05);
}

/* Profile Dropdown */
.profile-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  padding: 0;
  animation: dropdownFadeIn 0.15s ease;
}

@keyframes dropdownFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.profile-dropdown-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
}

.profile-dropdown-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  flex-shrink: 0;
}

.profile-dropdown-info {
  flex: 1;
  min-width: 0;
}

.profile-dropdown-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.3;
}

.profile-dropdown-role {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.profile-dropdown-email,
.profile-dropdown-company {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  font-size: 12px;
  color: var(--text-secondary);
}

.profile-dropdown-email .material-icons-round,
.profile-dropdown-company .material-icons-round {
  font-size: 16px;
  color: var(--text-muted);
}

.profile-dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 8px 0;
}

.profile-dropdown-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  padding: 4px 16px 6px;
}

.profile-dropdown-perms {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 16px 12px;
}

.profile-perm-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 500;
  background: var(--accent-light, rgba(99,102,241,0.1));
  color: var(--accent);
}

.profile-perm-tag.owner {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
}

.profile-perm-tag.neutral {
  background: var(--bg-hover, #f3f4f6);
  color: var(--text-muted);
}

.dark-mode .profile-perm-tag {
  background: rgba(99,102,241,0.15);
}

.dark-mode .profile-perm-tag.owner {
  background: rgba(16,185,129,0.15);
}

.dark-mode .profile-perm-tag.neutral {
  background: rgba(255,255,255,0.06);
}

.profile-dropdown-logout {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  background: none;
  border: none;
  border-top: 1px solid var(--border);
  color: #ef4444;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast);
  font-family: inherit;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.profile-dropdown-logout:hover {
  background: rgba(239, 68, 68, 0.06);
}

.profile-dropdown-logout .material-icons-round {
  font-size: 18px;
}

/* ---------- Page Content ---------- */
.page-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.page-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  gap: 12px;
  color: var(--text-muted);
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ---------- Page Header ---------- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
}

.page-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ---------- Badge ---------- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.status-badge.success { background: var(--success-light); color: var(--success); }
.status-badge.warning { background: var(--warning-light); color: var(--warning); }
.status-badge.danger { background: var(--danger-light); color: var(--danger); }
.status-badge.info { background: var(--info-light); color: var(--info); }
.status-badge.purple { background: var(--purple-light); color: var(--purple); }
.status-badge.neutral {
  background: var(--bg-input);
  color: var(--text-secondary);
}

/* ---------- Card ---------- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.card-body {
  padding: 20px;
}

/* ---------- Grid ---------- */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .header-search { width: 220px; }
  .header-search:focus-within { width: 280px; }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: flex; }
  .header-search { width: 160px; }
  .header-search:focus-within { width: 200px; }
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .page-content { padding: 16px; }
  .header { padding: 0 16px; }
  .header-greeting h2 { font-size: 15px; }
}

@media (max-width: 480px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .header-search { display: none; }
}