/* =============================================
   WA API Service - Main Stylesheet
   ============================================= */

:root {
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #111827;
  --bg-card:       #1a2235;
  --bg-sidebar:    #0d1424;
  --accent:        #25d366;
  --accent-dark:   #1db954;
  --accent-glow:   rgba(37, 211, 102, 0.15);
  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;
  --border:        rgba(255,255,255,0.07);
  --danger:        #ef4444;
  --warning:       #f59e0b;
  --info:          #3b82f6;
  --radius-sm:     8px;
  --radius:        12px;
  --radius-lg:     18px;
  --shadow:        0 4px 24px rgba(0,0,0,0.4);
  --font:          'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

/* ---- AUTH PAGES ---- */
.auth-body { display: flex; align-items: stretch; min-height: 100vh; }

.auth-container {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

.auth-left {
  flex: 0 0 42%;
  background: linear-gradient(135deg, #0a0e1a 0%, #0d2218 50%, #0a1a14 100%);
  padding: 60px 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.auth-left::before {
  content: '';
  position: absolute;
  top: -200px; left: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,211,102,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.auth-brand { margin-bottom: 50px; }

.brand-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 0 30px rgba(37,211,102,0.3);
}

.brand-icon svg { width: 32px; height: 32px; color: white; }
.brand-icon-sm { display: flex; align-items: center; justify-content: center; }
.brand-icon-sm svg { color: var(--accent); }

.auth-brand h1 {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.auth-brand p { color: var(--text-secondary); font-size: 1rem; }

.auth-features { display: flex; flex-direction: column; gap: 20px; }

.feature-item {
  display: flex; align-items: center; gap: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  transition: all 0.3s ease;
}

.feature-item:hover { background: rgba(37,211,102,0.06); border-color: rgba(37,211,102,0.2); }
.feature-icon { font-size: 1.6rem; }

.feature-item strong { display: block; color: var(--text-primary); font-size: 0.95rem; }
.feature-item small  { color: var(--text-secondary); font-size: 0.8rem; }

.plan-preview {
  background: rgba(37,211,102,0.06);
  border: 1px solid rgba(37,211,102,0.2);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 20px;
}

.plan-preview h3 { color: var(--accent); font-size: 0.9rem; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.05em; }
.plan-preview ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.plan-preview li { color: var(--text-secondary); font-size: 0.9rem; }

.auth-right {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 40px 30px;
  background: var(--bg-secondary);
}

.auth-card {
  width: 100%;
  max-width: 460px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}

.auth-card-header { text-align: center; margin-bottom: 30px; }
.auth-card-header h2 { font-size: 1.8rem; font-weight: 700; margin-bottom: 6px; }
.auth-card-header p { color: var(--text-secondary); }

/* Form styles */
.auth-form { display: flex; flex-direction: column; gap: 18px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.form-group { display: flex; flex-direction: column; gap: 7px; }

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex; justify-content: space-between;
}

.forgot-link { color: var(--accent); text-decoration: none; font-size: 0.8rem; }
.forgot-link:hover { text-decoration: underline; }

.input-wrapper {
  position: relative;
  display: flex; align-items: center;
}

.input-icon {
  position: absolute; left: 14px;
  font-size: 1rem; pointer-events: none;
  z-index: 1;
}

.input-wrapper input {
  width: 100%;
  padding: 12px 14px 12px 42px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: all 0.2s;
  outline: none;
}

.input-wrapper input:focus {
  border-color: var(--accent);
  background: rgba(37,211,102,0.05);
  box-shadow: 0 0 0 3px rgba(37,211,102,0.1);
}

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

.toggle-pw {
  position: absolute; right: 12px;
  background: none; border: none;
  cursor: pointer; font-size: 1rem;
  padding: 0;
}

.password-strength {
  height: 3px;
  border-radius: 3px;
  background: var(--border);
  margin-top: 4px;
  transition: all 0.3s;
}

.terms-group { margin-top: 4px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: 0.85rem; color: var(--text-secondary); }
.checkbox-label a { color: var(--accent); text-decoration: none; }
.checkbox-label input[type="checkbox"] { margin-top: 2px; accent-color: var(--accent); }

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  border: none;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}

.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(37,211,102,0.3); }
.btn-primary:active { transform: translateY(0); }
.btn-full { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 0.82rem; border-radius: 6px; }

.btn-secondary {
  background: rgba(255,255,255,0.07);
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.9rem;
  transition: all 0.2s;
}

.btn-secondary:hover { background: rgba(255,255,255,0.1); }

.btn-warning { background: rgba(245,158,11,0.15); color: var(--warning); border: 1px solid rgba(245,158,11,0.3); border-radius: 6px; padding: 5px 10px; cursor: pointer; font-size: 0.8rem; }
.btn-danger  { background: rgba(239,68,68,0.15);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.3);  border-radius: 6px; padding: 5px 10px; cursor: pointer; font-size: 0.8rem; }
.btn-icon    { background: none; border: none; cursor: pointer; font-size: 0.9rem; padding: 4px 6px; border-radius: 4px; transition: background 0.2s; }
.btn-icon:hover { background: rgba(255,255,255,0.08); }

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: flex; align-items: flex-start; gap: 10px;
  margin-bottom: 16px;
}

.alert-error   { background: rgba(239,68,68,0.12);  border: 1px solid rgba(239,68,68,0.3);  color: #fca5a5; }
.alert-success { background: rgba(37,211,102,0.1);  border: 1px solid rgba(37,211,102,0.3); color: #86efac; }
.alert-success a { color: var(--accent); }
.alert-success code { background: rgba(0,0,0,0.3); padding: 2px 6px; border-radius: 4px; font-family: monospace; font-size: 0.85rem; word-break: break-all; }

.auth-footer { text-align: center; margin-top: 24px; color: var(--text-secondary); font-size: 0.9rem; }
.auth-footer a { color: var(--accent); text-decoration: none; font-weight: 500; }
.auth-footer a:hover { text-decoration: underline; }

.hidden { display: none !important; }

/* ---- DASHBOARD ---- */
.dashboard-body {
  display: flex;
  min-height: 100vh;
  background: var(--bg-primary);
}

/* Sidebar */
.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform 0.3s;
}

.sidebar-brand {
  display: flex; align-items: center; gap: 12px;
  padding: 24px 20px;
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.sidebar-nav { flex: 1; padding: 16px 12px; display: flex; flex-direction: column; gap: 4px; }

.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
}

.nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.nav-item.active { background: var(--accent-glow); color: var(--accent); border: 1px solid rgba(37,211,102,0.2); }
.nav-item span { font-size: 1rem; }

.sidebar-footer { padding: 16px 12px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }

/* Sidebar user card */
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.sidebar-avatar {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 800; color: #000;
  flex-shrink: 0;
}

.sidebar-user-info { display: flex; flex-direction: column; gap: 3px; overflow: hidden; }
.sidebar-user-name { font-size: 0.82rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.plan-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  width: fit-content;
}

.plan-free     { background: rgba(100,116,139,0.2); color: #94a3b8; }
.plan-basic    { background: rgba(59,130,246,0.2);  color: #93c5fd; }
.plan-pro      { background: rgba(139,92,246,0.2);  color: #c4b5fd; }
.plan-business { background: rgba(245,158,11,0.2);  color: #fcd34d; }

/* Nav divider */
.nav-divider { height: 1px; background: var(--border); margin: 6px 0; }

/* Mobile overlay */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

.logout-btn { color: var(--danger) !important; }

/* Main */
.main-content { margin-left: 250px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 30px;
  height: 66px;
  display: flex; align-items: center; gap: 16px;
  position: sticky; top: 0; z-index: 50;
}

.sidebar-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.4rem; cursor: pointer; }
.topbar-info { flex: 1; }
.topbar-info h2 { font-size: 1.1rem; font-weight: 600; }

.topbar-user { display: flex; align-items: center; gap: 12px; }

.user-avatar {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; color: white;
}

.user-info { display: flex; flex-direction: column; }
.user-name  { font-size: 0.88rem; font-weight: 600; }
.user-email { font-size: 0.75rem; color: var(--text-secondary); }

.content-wrapper { padding: 28px 30px; display: flex; flex-direction: column; gap: 24px; }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex; align-items: center; gap: 16px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.stat-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

.stat-icon { font-size: 2rem; flex-shrink: 0; }
.stat-body { flex: 1; }
.stat-value { font-size: 1.8rem; font-weight: 800; color: var(--text-primary); }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); }
.stat-trend { font-size: 0.75rem; color: var(--text-muted); position: absolute; bottom: 12px; right: 14px; }

/* Usage Card */
.usage-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.usage-header { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 12px; color: var(--text-secondary); }
.usage-bar { height: 8px; background: rgba(255,255,255,0.08); border-radius: 10px; overflow: hidden; }
.usage-fill { height: 100%; border-radius: 10px; background: linear-gradient(90deg, var(--accent), var(--accent-dark)); transition: width 0.8s ease; }
.usage-fill.warning { background: linear-gradient(90deg, var(--warning), #d97706); }
.usage-fill.danger  { background: linear-gradient(90deg, var(--danger), #dc2626); }
.usage-footer { font-size: 0.78rem; color: var(--text-muted); margin-top: 8px; }

/* Section */
.section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.section-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}

.section-header h3 { font-size: 1rem; font-weight: 600; }

/* Table */
.table-wrapper { overflow-x: auto; }

.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  padding: 12px 20px;
  text-align: left;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 13px 20px;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-secondary);
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

.api-key-cell { display: flex; align-items: center; gap: 8px; }
.api-key-display { font-family: monospace; font-size: 0.82rem; color: var(--accent); background: rgba(37,211,102,0.08); padding: 4px 10px; border-radius: 4px; }

.empty-state { text-align: center; color: var(--text-muted); padding: 30px !important; font-size: 0.9rem !important; }

.action-btns { display: flex; gap: 6px; }

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
}

.badge-active  { background: rgba(37,211,102,0.15); color: var(--accent); }
.badge-revoked { background: rgba(239,68,68,0.15);  color: var(--danger); }
.badge-pending { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-method-post { background: rgba(59,130,246,0.15); color: #93c5fd; }
.badge-method-get  { background: rgba(37,211,102,0.1);  color: var(--accent); }

/* API Reference Grid */
.api-ref-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 20px 24px; }

.api-ref-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  transition: all 0.2s;
}

.api-ref-card:hover { border-color: rgba(37,211,102,0.3); background: rgba(37,211,102,0.04); }
.api-method { font-size: 0.7rem; font-weight: 700; margin-bottom: 6px; }
.api-method.post { color: #93c5fd; }
.api-method.get  { color: var(--accent); }
.api-path { font-family: monospace; font-size: 0.82rem; color: var(--text-primary); margin-bottom: 4px; }
.api-desc { font-size: 0.78rem; color: var(--text-muted); }

/* Code Example */
.code-example { margin: 0 24px 24px; background: #0d1117; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.code-example-header { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border); font-size: 0.82rem; color: var(--text-muted); }
.code-example-header button { background: rgba(255,255,255,0.07); border: 1px solid var(--border); color: var(--text-secondary); padding: 4px 10px; border-radius: 4px; cursor: pointer; font-size: 0.78rem; }
.code-example pre { padding: 16px; font-family: monospace; font-size: 0.82rem; color: #e2e8f0; line-height: 1.7; overflow-x: auto; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: translateY(10px);
  transition: transform 0.2s;
}

.modal-overlay.active .modal { transform: translateY(0); }

.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-header h3 { font-size: 1.1rem; font-weight: 600; }
.modal-header button { background: none; border: none; color: var(--text-muted); font-size: 1.2rem; cursor: pointer; }

.modal .form-group { margin-bottom: 16px; }

.modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

/* Responsive */
@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .api-ref-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .auth-left { display: none; }
  .auth-right { padding: 24px 16px; }
  .auth-card { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; }

  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-toggle { display: flex; }
  .main-content { margin-left: 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .content-wrapper { padding: 20px 16px; }
  .topbar { padding: 0 16px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .api-ref-grid { grid-template-columns: 1fr; }
}