@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&display=swap");

:root {
  --navy: #29467f;
  --navy-dark: #172c59;
  --cream: #fbf3ee;
  --white: #ffffff;
  --ink: #15213c;
  --text-soft: #26344f;
  --muted: #68748a;
  --placeholder: #a0abc0;
  --orange: #f07a2f;
  --line: rgba(41, 70, 127, 0.14);
  --line-dashed: rgba(41, 70, 127, 0.22);
  --border-card: rgba(41, 70, 127, 0.12);
  --step-bg: rgba(41, 70, 127, 0.08);
  --input-bg: rgba(41, 70, 127, 0.04);
  --field-shadow: rgba(13, 48, 104, 0.055);
  --shadow-soft: 0 16px 38px rgba(21, 33, 60, 0.12);
  --warning-bg: #fef2f2;
  --warning-text: #b91c1c;
  --success-bg: #ecfdf3;
  --success-text: #126c39;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  min-height: 100vh;
  font-family: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--cream);
}

button, input, textarea, select { font: inherit; }
button { border: 0; cursor: pointer; }
img { max-width: 100%; display: block; }
a { color: var(--navy); }

/* Loading overlay (muncul saat submit form) */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: none;
  place-items: center;
  background: rgba(11, 17, 31, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  text-align: center;
}

.page-loader.show {
  display: grid;
}

.loader-spinner {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  border: 6px solid rgba(255, 255, 255, 0.25);
  border-top-color: var(--white);
  animation: spin 0.9s linear infinite;
}

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

.page-loader p {
  color: var(--white);
  font-weight: 800;
  font-size: 1rem;
}

/* Login page */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
  background: linear-gradient(135deg, var(--navy), var(--navy-dark));
}

.login-card {
  width: min(440px, 100%);
  padding: 40px;
  border-radius: 28px;
  background: var(--white);
  box-shadow: 0 34px 90px rgba(0,0,0,.28);
}

.login-card h1 {
  font-size: 1.7rem;
  letter-spacing: -.04em;
  margin-bottom: 6px;
}

.login-card > p {
  color: var(--muted);
  margin-bottom: 26px;
}

/* Layout dengan sidebar icon-only */
.admin-layout {
  display: grid;
  grid-template-columns: 84px 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  background: var(--navy-dark);
  color: var(--white);
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.admin-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.admin-brand-logo {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--white);
  color: var(--navy-dark);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: -.03em;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.admin-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px 6px;
  border-radius: 16px;
  color: rgba(255,255,255,.75);
  text-decoration: none;
  font-weight: 700;
  font-size: .68rem;
  transition: .25s ease;
}

.admin-nav a .nav-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.admin-nav a .nav-label {
  display: none;
}

.admin-nav a:hover,
.admin-nav a.active {
  background: rgba(255,255,255,.12);
  color: var(--white);
}

.admin-nav a.logout {
  margin-top: auto;
  color: #ff9a9a;
}

.admin-main { padding: 30px; overflow-y: auto; }

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.admin-header h1 { font-size: clamp(1.4rem, 3vw, 1.9rem); letter-spacing: -.04em; }
.admin-header p { color: var(--muted); margin-top: 4px; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}
.stat-card {
  padding: 20px;
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-card);
}
.stat-label { display: block; font-size: .86rem; color: var(--muted); margin-bottom: 8px; }
.stat-value { font-size: 1.7rem; font-weight: 900; color: var(--navy); letter-spacing: -.04em; }

/* Buttons */
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 20px;
  border-radius: 14px;
  color: var(--navy);
  background: var(--white);
  font-weight: 800;
  font-size: .92rem;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-card);
  transition: transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn.primary { color: var(--white); background: var(--navy); border-color: var(--navy); }
.btn.danger { color: var(--white); background: var(--warning-text); border-color: var(--warning-text); }
.btn.small { min-height: 34px; padding: 6px 12px; font-size: .85rem; box-shadow: none; }

/* Alerts */
.alert {
  padding: 14px 18px;
  border-radius: 16px;
  margin-bottom: 20px;
  font-weight: 700;
  font-size: .92rem;
}
.alert.success { background: var(--success-bg); color: var(--success-text); border: 1px solid rgba(18,108,57,.2); }
.alert.error { background: var(--warning-bg); color: var(--warning-text); border: 1px solid rgba(185,28,28,.2); }

/* Tables */
.table-wrap {
  overflow-x: auto;
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-card);
}
.admin-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.admin-table th, .admin-table td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.admin-table th { background: var(--step-bg); font-weight: 800; color: var(--text-soft); font-size: .82rem; text-transform: uppercase; letter-spacing: .04em; }
.admin-table tbody tr:hover { background: rgba(41,70,127,.04); }
.admin-table .text-center { text-align: center; color: var(--muted); padding: 30px; }
.table-thumb { width: 48px; height: 48px; object-fit: contain; border-radius: 10px; background: var(--cream); border: 1px solid var(--line); }

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 800;
}
.status-badge.paid { background: var(--success-bg); color: var(--success-text); }
.status-badge.pending { background: var(--warning-bg); color: var(--warning-text); }

/* Forms */
.admin-form {
  background: var(--white);
  padding: 26px;
  border-radius: 22px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-card);
}
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .86rem; font-weight: 800; color: var(--text-soft); }
.field input, .field textarea, .field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  outline: none;
  background: var(--input-bg);
  color: var(--ink);
  padding: 13px 15px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 4px rgba(41,70,127,.1);
}
.field textarea { min-height: 100px; resize: vertical; }
.field .help { font-size: .8rem; color: var(--muted); font-weight: 500; }
.form-actions { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }

/* Input harga dengan prefix Rp. */
.price-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--input-bg);
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.price-input-wrap:focus-within {
  border-color: var(--navy);
  box-shadow: 0 0 0 4px rgba(41,70,127,.1);
}
.price-input-prefix {
  padding: 13px 0 13px 15px;
  font-weight: 800;
  color: var(--text-soft);
  white-space: nowrap;
}
.price-input-wrap input {
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  padding-left: 6px;
}

/* Color input */
.color-input { display: flex; gap: 10px; align-items: center; }
.color-input input[type="color"] {
  width: 48px; height: 48px; padding: 4px; border-radius: 14px;
  border: 1px solid var(--line); background: var(--white); cursor: pointer;
}
.color-input input[type="text"] { flex: 1; }

/* Image picker (URL atau upload) */
.image-picker { display: grid; gap: 10px; }
.image-preview {
  width: 120px; height: 120px; object-fit: contain;
  border-radius: 16px; background: var(--cream); border: 1px dashed var(--line-dashed);
}

/* Detail cards */
.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.detail-card {
  padding: 24px;
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-card);
}
.detail-card h3 { font-size: 1.08rem; margin-bottom: 16px; letter-spacing: -.03em; }
.summary-list { display: grid; gap: 10px; color: var(--muted); line-height: 1.55; word-break: break-word; }
.summary-list strong { color: var(--ink); }

/* Section header */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.section-header h2 { font-size: 1.15rem; letter-spacing: -.03em; }

/* Variant editor */
.variant-row {
  display: grid;
  grid-template-columns: 1fr 90px auto;
  gap: 10px;
  margin-bottom: 10px;
  align-items: center;
}
.size-row-editor { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.size-row-editor input { width: 110px; }
.editor-block {
  margin-top: 20px; padding: 18px; border: 1px dashed var(--line-dashed);
  border-radius: 18px; background: rgba(41,70,127,.03);
}
.editor-block h3 { font-size: 1rem; margin-bottom: 14px; }
.editor-block .remove-block {
  float: right;
}

.option-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 20px 0 6px;
}
.option-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 14px;
  border: 2px dashed var(--line-dashed);
  background: transparent;
  color: var(--navy);
  font-weight: 800;
  font-size: .9rem;
  cursor: pointer;
  transition: .2s ease;
}
.option-btn:hover {
  border-color: var(--navy);
  background: var(--step-bg);
}

@media (max-width: 960px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar {
    position: relative;
    height: auto;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
  }
  .admin-brand { margin: 0; padding: 0; border: 0; }
  .admin-brand-logo { width: 38px; height: 38px; border-radius: 12px; font-size: .9rem; }
  .admin-nav { flex-direction: row; flex-wrap: wrap; gap: 6px; }
  .admin-nav a { padding: 8px 12px; flex-direction: row; gap: 6px; font-size: .78rem; }
  .admin-nav a .nav-icon { font-size: 1.05rem; }
  .admin-nav a .nav-label { display: inline; }
  .admin-nav a.logout { margin-top: 0; }
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .admin-main { padding: 18px; }
  .stats-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .variant-row { grid-template-columns: 1fr; }
}