/* ============================================
   CSS VARIABLES - THEME (System Preference)
   ============================================ */
:root {
  /* Dark mode default */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-input: #0f172a;
  --bg-sidebar: #0f172a;
  --bg-hover: rgba(255, 255, 255, 0.05);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: #334155;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #8b5cf6;
  --radius: 10px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 24px rgba(59, 130, 246, 0.15);
  --transition: all 0.3s ease;
  --sidebar-width: 260px;
  --header-height: 64px;
}

/* Light mode */
@media (prefers-color-scheme: light) {
  :root {
    --bg-primary: #f1f5f9;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-input: #f1f5f9;
    --bg-sidebar: #ffffff;
    --bg-hover: rgba(0, 0, 0, 0.05);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 24px rgba(59, 130, 246, 0.15);
  }
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ============================================
   LAYOUT - SIDEBAR
   ============================================ */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 0;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s ease, width 0.3s ease;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--header-height);
}

.sidebar-brand .brand-logo {
  height: 32px;
  width: auto;
  border-radius: 4px;
  object-fit: contain;
}

.sidebar-brand .brand-icon {
  font-size: 24px;
}

.sidebar-brand .brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

.sidebar-collapse-btn {
  display: none;
  margin-left: auto;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 6px;
  transition: var(--transition);
}

.sidebar-collapse-btn:hover {
  background: var(--bg-hover);
  color: var(--primary);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.sidebar-nav .nav-section {
  padding: 8px 20px;
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  margin: 2px 0;
}

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

.sidebar-nav a.active {
  color: var(--primary);
  background: rgba(59, 130, 246, 0.08);
  border-left-color: var(--primary);
}

.sidebar-nav a .nav-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-nav a .nav-label {
  white-space: nowrap;
}

.sidebar-nav a.logout-link {
  color: var(--danger);
  margin-top: 8px;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
}
.sidebar-nav a.logout-link:hover {
  background: rgba(239, 68, 68, 0.08);
}

/* Sidebar toggle for mobile */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1001;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-primary);
  transition: var(--transition);
}

.sidebar-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  padding: 24px 32px;
  flex: 1;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
  max-width: calc(100% - var(--sidebar-width));
}

/* ============================================
   SIDEBAR COLLAPSE - DESKTOP
   ============================================ */
@media (min-width: 769px) {
  /* Small "hide sidebar" button inline in the sidebar header */
  .sidebar-collapse-btn {
    display: block;
  }

  /* When collapsed: slide the sidebar off-screen and let content use full width */
  body.desktop-sidebar-collapsed .sidebar {
    transform: translateX(-100%);
  }
  body.desktop-sidebar-collapsed .main-content {
    margin-left: 0;
    max-width: 100%;
  }
  /* Show the floating hamburger button only while collapsed, so there's
     always a way to bring the sidebar back */
  body.desktop-sidebar-collapsed .sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* ============================================
   CONTACT ADMIN FLOATING BUTTON
   ============================================ */
.contact-admin-footer {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  animation: fadeIn 0.3s ease;
}

.contact-admin-footer a {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow-hover);
  transition: var(--transition);
  white-space: nowrap;
}

.contact-admin-footer a:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
}

@media (max-width: 480px) {
  .contact-admin-footer a {
    font-size: 13px;
    padding: 9px 16px;
  }
}

/* ============================================
   AUTH PAGES (No Sidebar)
   ============================================ */
.auth-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
  background: var(--bg-primary);
}

.auth-card {
  background: var(--bg-card);
  padding: 40px;
  border-radius: var(--radius);
  width: 100%;
  max-width: 420px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  animation: fadeIn 0.3s ease;
}

.auth-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.auth-brand .brand-logo {
  height: 36px;
  width: auto;
  border-radius: 4px;
  object-fit: contain;
}

.auth-brand .brand-icon {
  font-size: 28px;
}

.auth-brand .brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

.auth-card h2 {
  margin-bottom: 8px;
  text-align: center;
  font-weight: 700;
  font-size: 28px;
  color: var(--text-primary);
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 14px;
}

.auth-link {
  text-align: center;
  margin-top: 16px;
  color: var(--text-secondary);
  font-size: 14px;
}
.auth-link a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}
.auth-link a:hover {
  text-decoration: underline;
}

/* ============================================
   PAGE DISPLAY
   ============================================ */
.page {
  display: none;
  animation: fadeIn 0.3s ease;
}

.page.active {
  display: block !important;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   FORM
   ============================================ */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
}
.form-group input,
.form-group select,
.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.form-group input::placeholder {
  color: var(--text-muted);
}
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}
.form-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary {
  background: var(--primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-primary:hover {
  background: var(--primary-hover);
}
.btn-primary:active {
  transform: scale(0.98);
}
.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ============================================
   LANDING PAGE
   ============================================ */
.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
}

.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
}

.landing-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.landing-brand img {
  height: 32px;
  width: auto;
  border-radius: 6px;
  object-fit: contain;
}
.landing-brand span:first-of-type {
  font-size: 22px;
}
.landing-brand #auth-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.landing-nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.landing-nav-links a:hover {
  color: var(--text-primary);
}
.landing-nav-links .landing-nav-cta {
  background: var(--primary);
  color: #fff;
  padding: 9px 18px;
  border-radius: var(--radius);
}
.landing-nav-links .landing-nav-cta:hover {
  background: var(--primary-hover);
  color: #fff;
}

.landing-hero {
  flex: 1;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
  padding: 64px 32px 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.landing-hero h1 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.landing-hero p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
}
.landing-hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.landing-hero-actions .btn-primary,
.landing-hero-actions .btn-outline {
  padding: 12px 26px;
  font-size: 15px;
}

.landing-features {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 0 32px 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.landing-feature {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: left;
}
.landing-feature-icon {
  font-size: 24px;
  display: block;
  margin-bottom: 12px;
}
.landing-feature h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.landing-feature p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.landing-footer {
  text-align: center;
  padding: 24px 32px;
  color: var(--text-muted);
  font-size: 13px;
  border-top: 1px solid var(--border-color);
}

@media (max-width: 768px) {
  .landing-hero h1 {
    font-size: 28px;
  }
  .landing-features {
    grid-template-columns: 1fr;
  }
}

.btn-success {
  background: var(--success);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-success:hover {
  background: #16a34a;
}
.btn-success:active {
  transform: scale(0.98);
}
.btn-success:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-danger {
  background: var(--danger);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-danger:hover {
  background: #dc2626;
}
.btn-danger:active {
  transform: scale(0.98);
}

.btn-info {
  background: var(--info);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-info:hover {
  background: #7c3aed;
}
.btn-info:active {
  transform: scale(0.98);
}

.btn-warning {
  background: var(--warning);
  color: #1e293b;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-warning:hover {
  background: #d97706;
  color: white;
}
.btn-warning:active {
  transform: scale(0.98);
}

.btn-block {
  width: 100%;
  justify-content: center;
}
.btn-sm {
  padding: 6px 14px;
  font-size: 12px;
  border-radius: 6px;
}
.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
  margin-bottom: 24px;
}
.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}
.page-subtitle {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 4px;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(59, 130, 246, 0.2);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}
.card-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.mt-8 {
  margin-top: 8px;
}
.mt-16 {
  margin-top: 16px;
}
.mt-24 {
  margin-top: 24px;
}
.mb-8 {
  margin-bottom: 8px;
}
.mb-16 {
  margin-bottom: 16px;
}

/* ============================================
   STATS CARDS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.stat-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.stat-icon {
  font-size: 28px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border-radius: 12px;
  flex-shrink: 0;
}

.stat-info {
  flex: 1;
  min-width: 0;
}
.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
  line-height: 1.2;
}

/* ============================================
   SERVER CARDS
   ============================================ */
.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-top: 16px;
  align-items: start;
}

.server-card-form {
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.server-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.server-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

.server-card-header {
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.server-name {
  display: flex;
  align-items: center;
  gap: 10px;
}
.server-icon {
  font-size: 20px;
}
.server-card-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.server-card-body {
  padding: 16px 20px;
}
.server-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
}
.info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.info-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.info-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.server-card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 8px;
}
.server-card-footer .btn-sm {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-success {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}
.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}
.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}
.badge-info {
  background: rgba(139, 92, 246, 0.15);
  color: var(--info);
}
.badge-primary {
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary);
}

/* ============================================
   TABLE
   ============================================ */
.table-container {
  overflow-x: auto;
  margin: 0 -4px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th,
td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}
th {
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  background: var(--bg-secondary);
}
tr:hover {
  background: rgba(255, 255, 255, 0.02);
}
tr:last-child td {
  border-bottom: none;
}

.tx-row-clickable {
  cursor: pointer;
}
.tx-row-clickable:hover {
  background: var(--bg-hover);
}
.tx-id {
  font-family: monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-primary);
  padding: 2px 6px;
  border-radius: 4px;
}
.detail-row-expand td {
  background: var(--bg-primary);
  padding: 16px;
}

/* ============================================
   FORM CARD
   ============================================ */
.form-card {
  margin-top: 20px;
  border-color: var(--primary) !important;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.1);
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}
.form-card-header h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 28px;
  cursor: pointer;
  transition: color 0.2s;
  padding: 0 4px;
  line-height: 1;
}
.form-close:hover {
  color: var(--danger);
}

/* ============================================
   ACCOUNT DETAIL - RAPI DENGAN SPASI
   ============================================ */
.account-detail {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.detail-row {
  display: flex;
  padding: 4px 0;
  border-bottom: 1px solid var(--border-color);
  gap: 8px;
  align-items: flex-start;
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 90px;
  flex-shrink: 0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: pre;
}

.detail-value {
  color: var(--text-primary);
  word-break: break-all;
  font-size: 13px;
  flex: 1;
}

.detail-value a {
  color: var(--primary);
  text-decoration: none;
}
.detail-value a:hover {
  text-decoration: underline;
}

.detail-value pre {
  margin: 0;
  font-size: 11px;
  background: var(--bg-primary);
  padding: 4px 8px;
  border-radius: 4px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 150px;
  overflow-y: auto;
}

/* ============================================
   SUCCESS RESULT
   ============================================ */
.success-result {
  background: var(--bg-primary);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--success);
  margin-top: 12px;
}
.success-icon {
  font-size: 32px;
  text-align: center;
  margin-bottom: 8px;
}
.success-result h4 {
  text-align: center;
  margin-bottom: 12px;
  color: var(--success);
  font-size: 16px;
}

.result-data {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 12px;
  overflow-x: auto;
  font-size: 13px;
  margin-bottom: 12px;
  max-height: 400px;
  overflow-y: auto;
}
.result-data table {
  width: 100%;
  font-size: 12px;
  border-collapse: collapse;
}
.result-data tr {
  border-bottom: 1px solid var(--border-color);
}
.result-data tr:last-child {
  border-bottom: none;
}
.result-label {
  padding: 4px 8px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  width: 30%;
}
.result-value {
  padding: 4px 8px;
  color: var(--text-primary);
  word-break: break-all;
}
.result-value pre {
  margin: 0;
  font-size: 11px;
  background: var(--bg-primary);
  padding: 4px 8px;
  border-radius: 4px;
  white-space: pre-wrap;
  max-height: 100px;
  overflow-y: auto;
}

/* ============================================
   TOAST
   ============================================ */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
  width: 100%;
}
.toast {
  padding: 14px 20px;
  border-radius: var(--radius);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  animation: slideInRight 0.3s ease-out;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast-success {
  border-color: var(--success);
  background: rgba(34, 197, 94, 0.1);
}
.toast-error {
  border-color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}
.toast-info {
  border-color: var(--info);
  background: rgba(139, 92, 246, 0.1);
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 200;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  animation: scaleIn 0.2s ease;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}
.modal-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 28px;
  cursor: pointer;
  transition: color 0.2s;
  padding: 0 4px;
  line-height: 1;
}
.modal-close:hover {
  color: var(--danger);
}

/* ============================================
   LOADING
   ============================================ */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
}
.spinner {
  display: inline-block;
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ============================================
   QUICK AMOUNTS
   ============================================ */
.quick-amounts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0 16px;
}
.quick-btn {
  padding: 6px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: var(--transition);
}
.quick-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
  background: rgba(59, 130, 246, 0.08);
}

/* ============================================
   QRIS IMAGE
   ============================================ */
.qris-container {
  display: flex;
  justify-content: center;
  margin: 12px 0;
}
.qris-image {
  max-width: 200px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  background: white;
  padding: 8px;
}

/* ============================================
   TRIAL INFO
   ============================================ */
.trial-info {
  padding: 12px 16px;
  background: var(--bg-input);
  border-radius: var(--radius);
  border-left: 3px solid var(--info);
  margin-bottom: 16px;
  color: var(--text-secondary);
  font-size: 13px;
}

/* ============================================
   PROFILE CARD
   ============================================ */
.profile-card {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.profile-password-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
}
.profile-avatar {
  font-size: 64px;
  margin-bottom: 12px;
}
.profile-card h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.profile-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  text-align: left;
  margin-top: 16px;
}
.profile-item {
  background: var(--bg-input);
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}
.profile-label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.profile-value {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-top: 2px;
  color: var(--text-primary);
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
  text-align: center;
  padding: 40px 20px;
}
.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}
.empty-state h3 {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.empty-state p {
  color: var(--text-secondary);
}

/* ============================================
   UTILITY
   ============================================ */
.hidden {
  display: none !important;
}
.text-center {
  text-align: center;
}
.text-muted {
  color: var(--text-muted);
}
.text-primary {
  color: var(--text-primary);
}
.text-secondary {
  color: var(--text-secondary);
}

.flex {
  display: flex;
}
.flex-wrap {
  flex-wrap: wrap;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-between {
  justify-content: space-between;
}
.justify-center {
  justify-content: center;
}
.gap-4 {
  gap: 4px;
}
.gap-8 {
  gap: 8px;
}
.gap-12 {
  gap: 12px;
}
.gap-16 {
  gap: 16px;
}
.gap-24 {
  gap: 24px;
}
.w-full {
  width: 100%;
}

hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 16px 0;
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-overlay.active {
    display: block;
  }
  .sidebar-toggle {
    display: block;
  }
  .main-content {
    margin-left: 0;
    padding: 16px;
    padding-top: 68px;
    max-width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .server-grid {
    grid-template-columns: 1fr;
  }
  .server-info {
    grid-template-columns: 1fr 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .profile-info-grid {
    grid-template-columns: 1fr;
  }

  .page-header h1 {
    font-size: 22px;
  }

  .auth-card {
    padding: 24px;
  }
  .modal {
    padding: 20px;
    margin: 10px;
  }

  .server-card-footer .btn-sm {
    font-size: 11px;
    padding: 6px 10px;
  }

  .stat-card {
    padding: 12px 16px;
  }
  .stat-icon {
    font-size: 22px;
    width: 40px;
    height: 40px;
  }
  .stat-value {
    font-size: 18px;
  }

  .detail-row {
    flex-direction: column;
    gap: 2px;
    padding: 6px 0;
  }
  .detail-label {
    min-width: auto;
    font-size: 11px;
  }
  .detail-value {
    font-size: 12px;
    padding-left: 0;
  }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .stat-card {
    padding: 10px 12px;
    gap: 10px;
  }
  .stat-icon {
    font-size: 20px;
    width: 36px;
    height: 36px;
  }
  .stat-value {
    font-size: 16px;
  }

  .server-info {
    grid-template-columns: 1fr;
  }
  .server-card-footer {
    flex-direction: column;
  }
  .server-card-footer .btn-sm {
    width: 100%;
  }

  .quick-amounts {
    justify-content: center;
  }
  .quick-btn {
    font-size: 11px;
    padding: 4px 10px;
  }

  .page-header h1 {
    font-size: 20px;
  }
  .auth-card h2 {
    font-size: 24px;
  }
  .auth-card {
    padding: 20px;
  }

  .card {
    padding: 14px;
  }
  .modal {
    padding: 16px;
  }

  .result-data {
    font-size: 11px;
    max-height: 200px;
  }
  .result-label {
    width: 40%;
  }

  .profile-card h2 {
    font-size: 20px;
  }
  .profile-avatar {
    font-size: 48px;
  }

  .toast-container {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: 100%;
  }
  .toast {
    font-size: 13px;
    padding: 12px 16px;
  }

  .sidebar {
    width: 260px;
  }
  .sidebar-brand .brand-name {
    font-size: 16px;
  }
  .sidebar-nav a {
    padding: 8px 16px;
    font-size: 13px;
  }
}

/* ============================================
   RESPONSIVE - VERY SMALL
   ============================================ */
@media (max-width: 380px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .stat-card {
    padding: 10px 12px;
  }

  .server-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .server-card-header h3 {
    font-size: 14px;
  }
  .server-card-body {
    padding: 12px 14px;
  }
  .server-card-footer {
    padding: 10px 14px;
  }

  .form-card-header h4 {
    font-size: 15px;
  }
  .auth-card {
    padding: 16px;
  }
  .auth-card h2 {
    font-size: 20px;
  }

  .modal {
    padding: 12px;
  }
  .modal-header h3 {
    font-size: 16px;
  }
}