/* =========================================================
   ZEKAA VIP — Master Design System
   Premium Dark Theme with Glassmorphism
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── CSS Variables ───────────────────────────────────────── */
:root {
  --bg-primary:    #050410;
  --bg-secondary:  #080720;
  --bg-card:       rgba(255,255,255,0.035);
  --bg-card-hover: rgba(255,255,255,0.06);
  --bg-input:      rgba(255,255,255,0.06);

  --accent-1:      #7c3aed;
  --accent-2:      #06b6d4;
  --accent-3:      #a855f7;
  --accent-grad:   linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
  --accent-grad-r: linear-gradient(135deg, #06b6d4 0%, #7c3aed 100%);

  --text-primary:  #e8eef6;
  --text-secondary:#9aa5b4;
  --text-muted:    #5a6478;

  --success:       #10b981;
  --success-bg:    rgba(16,185,129,0.12);
  --warning:       #f59e0b;
  --warning-bg:    rgba(245,158,11,0.12);
  --danger:        #ef4444;
  --danger-bg:     rgba(239,68,68,0.12);
  --info:          #3b82f6;
  --info-bg:       rgba(59,130,246,0.12);

  --border:        rgba(255,255,255,0.07);
  --border-hover:  rgba(255,255,255,0.15);
  --border-accent: rgba(124,58,237,0.4);

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:  0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.5);
  --glow-purple:0 0 30px rgba(124,58,237,0.25);
  --glow-cyan:  0 0 30px rgba(6,182,212,0.2);

  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full:9999px;

  --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 0.4s cubic-bezier(0.4,0,0.2,1);

  --font-sans: 'Inter', 'Tahoma', 'Arial', sans-serif;
  --font-mono: 'Courier New', 'Consolas', monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent-2); text-decoration: none; }
a:hover { color: var(--accent-3); }

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

/* ── Background ─────────────────────────────────────────── */
.zk-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(124,58,237,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(6,182,212,0.08) 0%, transparent 60%),
    linear-gradient(180deg, #050410 0%, #060618 100%);
}

.zk-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.15) 0%, transparent 0%),
    radial-gradient(1px 1px at 60% 70%, rgba(255,255,255,0.1) 0%, transparent 0%),
    radial-gradient(1px 1px at 85% 20%, rgba(255,255,255,0.12) 0%, transparent 0%),
    radial-gradient(1px 1px at 10% 80%, rgba(255,255,255,0.08) 0%, transparent 0%);
  background-size: 200px 200px, 300px 300px, 250px 250px, 180px 180px;
  animation: zk-stars 60s linear infinite;
  opacity: 0.6;
}

@keyframes zk-stars {
  from { transform: translateY(0); }
  to   { transform: translateY(-200px); }
}

/* ── Layout ─────────────────────────────────────────────── */
.zk-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.zk-container-sm {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Header / Nav ───────────────────────────────────────── */
.zk-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(5,4,16,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.zk-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.zk-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.zk-logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-grad);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 15px;
  color: #fff;
  letter-spacing: -0.5px;
  box-shadow: var(--glow-purple);
  flex-shrink: 0;
}

.zk-logo-text {
  display: flex;
  flex-direction: column;
}

.zk-logo-title {
  font-weight: 800;
  font-size: 16px;
  line-height: 1.2;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.zk-logo-sub {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
}

/* ── Card ───────────────────────────────────────────────── */
.zk-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.zk-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.04) 0%, transparent 60%);
  pointer-events: none;
}

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

.zk-card-glass {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 28px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.zk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  line-height: 1;
  text-decoration: none;
}

.zk-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.zk-btn-primary {
  background: var(--accent-grad);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(124,58,237,0.3);
}
.zk-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124,58,237,0.45);
  color: #fff;
}
.zk-btn-primary:active { transform: translateY(0); }

.zk-btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border);
}
.zk-btn-outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.zk-btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239,68,68,0.2);
}
.zk-btn-danger:hover {
  background: rgba(239,68,68,0.2);
  transform: translateY(-1px);
}

.zk-btn-success {
  background: var(--success);
  color: #fff;
  border-color: transparent;
}
.zk-btn-success:hover {
  background: #059669;
  transform: translateY(-2px);
  color: #fff;
}

.zk-btn-sm {
  padding: 7px 14px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

.zk-btn-lg {
  padding: 14px 28px;
  font-size: 15px;
  border-radius: var(--radius-md);
}

.zk-btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-sm);
}

.zk-btn-full { width: 100%; }

/* ── Form Elements ───────────────────────────────────────── */
.zk-form-group {
  margin-bottom: 20px;
}

.zk-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.zk-input,
.zk-select,
.zk-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

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

.zk-input:focus,
.zk-select:focus,
.zk-textarea:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
}

.zk-select {
  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='%239aa5b4' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 14px center;
  padding-left: 36px;
  cursor: pointer;
}

.zk-input-group {
  position: relative;
}

.zk-input-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
}

.zk-input-icon-right { right: 14px; }
.zk-input-icon-left  { left: 14px; }
.zk-input-icon-left ~ .zk-input { padding-left: 42px; }

/* ── Badge ───────────────────────────────────────────────── */
.zk-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.zk-badge-active   { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.zk-badge-activated{ background: var(--info-bg);    color: var(--info);    border: 1px solid rgba(59,130,246,0.2); }
.zk-badge-expired  { background: var(--danger-bg);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.2); }
.zk-badge-archived { background: rgba(255,255,255,0.05); color: var(--text-muted); border: 1px solid var(--border); }
.zk-badge-free     { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.zk-badge-paid     { background: rgba(168,85,247,0.12); color: #c084fc; border: 1px solid rgba(168,85,247,0.2); }

/* ── Table ───────────────────────────────────────────────── */
.zk-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.zk-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.zk-table thead tr {
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}

.zk-table th {
  padding: 14px 16px;
  text-align: right;
  font-weight: 600;
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  white-space: nowrap;
}

.zk-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}

.zk-table tbody tr {
  transition: background var(--transition);
}

.zk-table tbody tr:hover {
  background: rgba(255,255,255,0.025);
}

.zk-table tbody tr:last-child td {
  border-bottom: none;
}

.zk-code-cell {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: #a5f3fc;
  letter-spacing: 0.5px;
}

/* ── Modal ───────────────────────────────────────────────── */
.zk-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.zk-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.zk-modal {
  background: #0c0b1e;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-xl);
  padding: 32px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-lg), var(--glow-purple);
}

.zk-modal-overlay.open .zk-modal {
  transform: translateY(0) scale(1);
}

.zk-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.zk-modal-title {
  font-size: 18px;
  font-weight: 700;
}

.zk-modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  font-size: 18px;
  transition: all var(--transition);
  line-height: 1;
}

.zk-modal-close:hover {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239,68,68,0.3);
}

/* ── Toast ───────────────────────────────────────────────── */
.zk-toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.zk-toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: #12112a;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 500;
  max-width: 360px;
  pointer-events: auto;
  animation: zk-toast-in 0.3s cubic-bezier(0.4,0,0.2,1) forwards;
}

.zk-toast.hiding {
  animation: zk-toast-out 0.3s cubic-bezier(0.4,0,0.2,1) forwards;
}

.zk-toast-success { border-color: rgba(16,185,129,0.3); color: var(--success); }
.zk-toast-error   { border-color: rgba(239,68,68,0.3);  color: var(--danger);  }
.zk-toast-info    { border-color: rgba(59,130,246,0.3);  color: var(--info);    }

@keyframes zk-toast-in {
  from { opacity:0; transform: translateX(-20px); }
  to   { opacity:1; transform: translateX(0); }
}

@keyframes zk-toast-out {
  from { opacity:1; transform: translateX(0); }
  to   { opacity:0; transform: translateX(-20px); }
}

/* ── Stats Cards ─────────────────────────────────────────── */
.zk-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.zk-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.zk-stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.zk-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 18px;
  margin-bottom: 12px;
}

.zk-stat-value {
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.zk-stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Progress Step ───────────────────────────────────────── */
.zk-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}

.zk-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  position: relative;
}

.zk-step::after {
  content: '';
  position: absolute;
  top: 16px;
  right: -50%;
  width: 100%;
  height: 2px;
  background: var(--border);
  z-index: 0;
}

.zk-step:last-child::after { display: none; }

.zk-step-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  position: relative;
  z-index: 1;
  transition: all var(--transition);
}

.zk-step.done .zk-step-circle {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

.zk-step.done::after {
  background: var(--success);
}

.zk-step.active .zk-step-circle {
  background: var(--accent-grad);
  border-color: var(--accent-1);
  color: #fff;
  box-shadow: var(--glow-purple);
}

.zk-step-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
  text-align: center;
}

.zk-step.done .zk-step-label,
.zk-step.active .zk-step-label { color: var(--text-secondary); }

/* ── Ad Button ───────────────────────────────────────────── */
.zk-ad-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
}

.zk-ad-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-grad);
  opacity: 0;
  transition: opacity var(--transition);
}

.zk-ad-btn:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), var(--glow-purple);
  color: var(--text-primary);
}

.zk-ad-btn:hover::before { opacity: 0.05; }

.zk-ad-btn.done {
  opacity: 0.65;
  cursor: default;
  pointer-events: none;
  border-color: rgba(16,185,129,0.2);
  background: rgba(16,185,129,0.04);
}

.zk-ad-btn.done::before { display: none; }

.zk-ad-num {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-grad);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 16px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.zk-ad-btn.done .zk-ad-num {
  background: var(--success);
}

.zk-ad-info { flex: 1; position: relative; z-index: 1; }

.zk-ad-title {
  font-weight: 700;
  font-size: 15px;
}

.zk-ad-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.zk-ad-arrow {
  color: var(--text-muted);
  font-size: 18px;
  position: relative;
  z-index: 1;
  transition: transform var(--transition);
}

.zk-ad-btn:hover .zk-ad-arrow {
  transform: translateX(-4px);
}

/* ── Code Display ────────────────────────────────────────── */
.zk-code-display {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.zk-code-display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(124,58,237,0.1), transparent);
  pointer-events: none;
}

.zk-code-text {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #a5f3fc;
  word-break: break-all;
  position: relative;
  z-index: 1;
}

.zk-code-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
  font-weight: 600;
}

/* ── Loader / Spinner ────────────────────────────────────── */
.zk-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(124,58,237,0.2);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: zk-spin 0.8s linear infinite;
  margin: 0 auto;
}

.zk-spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

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

/* ── Success Animation ───────────────────────────────────── */
.zk-success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--success-bg);
  border: 2px solid rgba(16,185,129,0.3);
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
  font-size: 36px;
  animation: zk-pop 0.5s cubic-bezier(0.34,1.56,0.64,1) forwards;
}

@keyframes zk-pop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* ── Pulse Glow ──────────────────────────────────────────── */
@keyframes zk-pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(124,58,237,0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(124,58,237,0); }
}

.zk-pulse { animation: zk-pulse-glow 2s ease-in-out infinite; }

/* ── Divider ─────────────────────────────────────────────── */
.zk-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

/* ── Section Title ───────────────────────────────────────── */
.zk-section-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.zk-section-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* ── Pagination ──────────────────────────────────────────── */
.zk-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.zk-page-btn {
  min-width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  display: grid;
  place-items: center;
  transition: all var(--transition);
  padding: 0 10px;
}

.zk-page-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.zk-page-btn.active {
  background: var(--accent-grad);
  border-color: transparent;
  color: #fff;
}

.zk-page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Search Bar ──────────────────────────────────────────── */
.zk-search {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.zk-search .zk-input { flex: 1; min-width: 200px; }

/* ── Sidebar layout ──────────────────────────────────────── */
.zk-sidebar-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  align-items: start;
}

@media (max-width: 880px) {
  .zk-sidebar-layout { grid-template-columns: 1fr; }
}

/* ── Admin Sidebar Nav ───────────────────────────────────── */
.zk-admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  gap: 0;
}

@media (max-width: 768px) {
  .zk-admin-layout { grid-template-columns: 1fr; }
  .zk-admin-sidebar { display: none; }
}

.zk-admin-sidebar {
  background: rgba(5,4,16,0.95);
  border-left: 1px solid var(--border);
  padding: 24px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.zk-admin-content {
  padding: 32px 28px;
  max-width: 100%;
  overflow-x: hidden;
}

.zk-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
  border-right: 3px solid transparent;
}

.zk-nav-item:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.zk-nav-item.active {
  color: var(--accent-2);
  background: rgba(6,182,212,0.07);
  border-right-color: var(--accent-2);
}

/* ── Alerts ──────────────────────────────────────────────── */
.zk-alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.zk-alert-error   { background: var(--danger-bg);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.2); }
.zk-alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.zk-alert-info    { background: var(--info-bg);    color: var(--info);    border: 1px solid rgba(59,130,246,0.2); }
.zk-alert-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }

/* ── Fade In Animation ───────────────────────────────────── */
@keyframes zk-fade-up {
  from { opacity:0; transform: translateY(20px); }
  to   { opacity:1; transform: translateY(0); }
}

.zk-fade-up {
  animation: zk-fade-up 0.5s cubic-bezier(0.4,0,0.2,1) both;
}

.zk-fade-up:nth-child(2) { animation-delay: 0.1s; }
.zk-fade-up:nth-child(3) { animation-delay: 0.2s; }
.zk-fade-up:nth-child(4) { animation-delay: 0.3s; }

/* ── Footer ──────────────────────────────────────────────── */
.zk-footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 13px;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* ── Responsive Utilities ────────────────────────────────── */
@media (max-width: 640px) {
  .zk-admin-content { padding: 20px 16px; }
  .zk-card { padding: 16px; }
  .zk-modal { padding: 20px; }
  .zk-code-text { font-size: 13px; letter-spacing: 1px; }
  .zk-stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ── Selection ───────────────────────────────────────────── */
::selection { background: rgba(124,58,237,0.3); color: #fff; }