/**
 * ============================================================
 * Nama Aplikasi : WA Gantara SaaS
 * File          : api-theme.css
 * Deskripsi     : Desain modern SaaS WA Gantara dengan dukungan System, Light, dan Dark Mode dinamis.
 * Author        : Habib Ismail Al Qadri
 * Email         : ahlanhabibana@gmail.com
 * ============================================================
 */

/* Default: Dark Theme (Identik dengan Engine API) */
:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #d1fae5;
  --primary-soft: rgba(16, 185, 129, 0.15);
  --secondary: #0f172a;
  --secondary-light: #1e293b;
  --accent: #06b6d4;
  --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --sidebar-gradient: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  --header-bg: rgba(15, 23, 42, 0.75);
  --card-bg: rgba(30, 41, 59, 0.65);
  --card-border: rgba(16, 185, 129, 0.2);
  --card-inner-bg: rgba(15, 23, 42, 0.8);
  --input-bg: rgba(51, 65, 85, 0.5);
  --input-border: rgba(71, 85, 105, 0.5);
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border: #334155;
  --border-subtle: rgba(71, 85, 105, 0.4);
  --radius: 14px;
}

/* Light Theme Override */
html[data-theme='light'] {
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  --sidebar-gradient: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
  --header-bg: rgba(255, 255, 255, 0.85);
  --card-bg: rgba(255, 255, 255, 0.95);
  --card-border: rgba(16, 185, 129, 0.35);
  --card-inner-bg: #f8fafc;
  --input-bg: #ffffff;
  --input-border: #cbd5e1;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-subtle: rgba(203, 213, 225, 0.8);
}

/* System Auto: When Light Preferred */
@media (prefers-color-scheme: light) {
  html:not([data-theme='dark']) {
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --sidebar-gradient: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
    --header-bg: rgba(255, 255, 255, 0.85);
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(16, 185, 129, 0.35);
    --card-inner-bg: #f8fafc;
    --input-bg: #ffffff;
    --input-border: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --border-subtle: rgba(203, 213, 225, 0.8);
  }
}

body {
  background: var(--bg-gradient);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  min-height: 100vh;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Sidebar */
.api-sidebar {
  width: 270px;
  background: var(--sidebar-gradient);
  border-right: 1px solid var(--border-subtle);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  transition: width 0.3s ease, transform 0.3s ease;
}

.api-brand-text {
  font-size: 16px;
  font-weight: 800;
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

/* Nav Item with active stripe */
.api-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  margin: 4px 10px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
}

.api-nav-item:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.api-nav-item.active {
  background: linear-gradient(90deg, var(--primary-soft) 0%, transparent 100%);
  color: var(--primary);
  font-weight: 700;
}

.api-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3.5px;
  background: var(--primary);
  border-radius: 0 3px 3px 0;
}

/* Cards & Headers */
.api-header-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.api-stat-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 22px;
  transition: all 0.25s ease;
}

.api-stat-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.15);
}

/* Buttons */
.api-btn-primary {
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  color: #ffffff;
  font-weight: 600;
  border: none;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
  transition: all 0.2s ease;
}

.api-btn-primary:hover {
  transform: translateY(-1.5px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.api-btn-secondary {
  background: var(--input-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-weight: 600;
  transition: all 0.2s ease;
}

.api-btn-secondary:hover {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
}

/* Inputs */
.api-input {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.api-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}