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

:root {
  --nav-w: 220px;
  --nav-bg: #0f172a;
  --nav-text: rgba(255,255,255,.65);
  --nav-active: #fff;
  --bg: #f1f5f9;
  --white: #fff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --blue: #2563eb;
  --green: #16a34a;
  --red: #dc2626;
  --orange: #f97316;
  --radius: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', system-ui, sans-serif; font-size: 14px; color: var(--text); background: var(--bg); }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
p { margin-bottom: .75rem; }

/* ── LAYOUT ── */
.admin-body { display: flex; min-height: 100vh; }
.admin-sidebar { width: var(--nav-w); background: var(--nav-bg); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 10; overflow-y: auto; }
.admin-brand { color: #fff; font-weight: 700; font-size: 1.1rem; padding: 1.25rem 1.5rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.admin-nav { list-style: none; padding: 1rem 0; flex: 1; }
.admin-nav li a { display: flex; align-items: center; gap: .6rem; color: var(--nav-text); padding: .65rem 1.5rem; font-size: .88rem; font-weight: 500; transition: all .15s; }
.admin-nav li a:hover { color: #fff; background: rgba(255,255,255,.07); text-decoration: none; }
.admin-nav li a.active { color: #fff; background: rgba(255,255,255,.1); }
.admin-nav li a.logout { color: rgba(255,80,80,.75); margin-top: 1rem; }
.admin-nav li a.logout:hover { color: #f87171; }
.admin-main { margin-left: var(--nav-w); flex: 1; display: flex; flex-direction: column; }
.admin-header-bar { background: var(--white); border-bottom: 1px solid var(--border); padding: 1rem 2rem; display: flex; align-items: center; justify-content: space-between; }
.admin-header-bar h1 { font-size: 1.2rem; font-weight: 700; }
.btn-preview { background: rgba(37,99,235,.1); color: var(--blue); padding: .4rem .9rem; border-radius: 6px; font-size: .82rem; font-weight: 600; }
.btn-preview:hover { background: var(--blue); color: #fff; text-decoration: none; }
.admin-content { padding: 2rem; flex: 1; }

/* ── ALERTS ── */
.alert { padding: .85rem 1.25rem; border-radius: var(--radius); margin-bottom: 1.25rem; font-size: .9rem; font-weight: 500; }
.alert-ok  { background: #f0fdf4; border: 1px solid #86efac; color: #15803d; }
.alert-err { background: #fef2f2; border: 1px solid #fca5a5; color: var(--red); }

/* ── DASHBOARD ── */
.dash-welcome { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.5rem; margin-bottom: 1.5rem; color: var(--muted); }
.dash-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 2rem; }
.dash-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem 1.5rem; }
.dash-card.dash-card-alert { border-color: var(--orange); background: #fff7ed; }
.dash-value { font-size: 2rem; font-weight: 800; color: var(--text); }
.dash-label { color: var(--muted); font-size: .82rem; margin-top: .2rem; }
.dash-link { display: inline-block; color: var(--blue); font-size: .82rem; font-weight: 600; margin-top: .5rem; }

/* ── SECTIONS ── */
.admin-section { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 1.5rem; }
.admin-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.admin-section-header h2 { font-size: 1rem; font-weight: 700; }

/* ── TABLES ── */
.admin-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.admin-table th { text-align: left; padding: .6rem .75rem; background: var(--bg); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); border-bottom: 2px solid var(--border); }
.admin-table td { padding: .65rem .75rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: #f8fafc; }
.row-new td { background: #fffbeb !important; }
.badge-new { background: var(--orange); color: #fff; font-size: .68rem; font-weight: 700; padding: .1rem .45rem; border-radius: 10px; vertical-align: middle; }

/* ── FORMS ── */
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: .82rem; font-weight: 600; color: var(--muted); margin-bottom: .4rem; text-transform: uppercase; letter-spacing: .04em; }
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="file"],
.form-group select,
.form-group textarea { width: 100%; padding: .6rem .9rem; border: 1px solid var(--border); border-radius: 6px; font-size: .9rem; font-family: inherit; background: var(--white); transition: border-color .15s; }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.form-actions { display: flex; gap: 1rem; align-items: center; margin-top: 1.5rem; }
.form-inline { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.grid-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.5rem; margin-bottom: 1rem; }

/* ── BUTTONS ── */
.btn-save { background: var(--blue); color: #fff; border: none; padding: .6rem 1.4rem; border-radius: 6px; font-size: .9rem; font-weight: 600; cursor: pointer; }
.btn-save:hover { background: #1d4ed8; }
.btn-preview-sm { background: rgba(37,99,235,.08); color: var(--blue); padding: .6rem 1rem; border-radius: 6px; font-size: .88rem; font-weight: 600; }
.btn-delete { background: none; border: 1px solid #fca5a5; color: var(--red); padding: .3rem .6rem; border-radius: 5px; cursor: pointer; font-size: .9rem; }
.btn-delete:hover { background: #fef2f2; }
.btn-action { background: none; border: 1px solid var(--border); color: var(--text); padding: .3rem .7rem; border-radius: 5px; cursor: pointer; font-size: .85rem; }
.btn-action:hover { background: var(--bg); }
.actions-cell { white-space: nowrap; }

/* ── TABS ── */
.tabs { display: flex; gap: .25rem; margin-bottom: 1.5rem; border-bottom: 2px solid var(--border); }
.tabs .tab { padding: .65rem 1.1rem; font-size: .88rem; font-weight: 600; color: var(--muted); border-radius: 6px 6px 0 0; text-decoration: none; transition: all .15s; }
.tabs .tab:hover { color: var(--text); }
.tabs .tab.active { color: var(--blue); border-bottom: 2px solid var(--blue); background: #eff6ff; margin-bottom: -2px; }

/* ── FILTER BAR ── */
.filter-bar { display: flex; gap: .5rem; align-items: center; margin-bottom: 1.25rem; }
.filter-bar a { padding: .4rem .9rem; border-radius: 20px; font-size: .82rem; font-weight: 600; color: var(--muted); border: 1px solid var(--border); }
.filter-bar a.active, .filter-bar a:hover { background: var(--blue); color: #fff; border-color: var(--blue); text-decoration: none; }

/* ── IMAGES ── */
.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; }
.img-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.img-thumb { aspect-ratio: 3/4; overflow: hidden; background: var(--bg); }
.img-thumb img { width: 100%; height: 100%; object-fit: cover; }
.img-info { padding: .6rem .75rem; font-size: .82rem; }
.img-card form { padding: .25rem .75rem .5rem; }

/* ── QUICK LINKS ── */
.quick-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: .75rem; }
.quick-link { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem 1rem; font-size: .88rem; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: .5rem; }
.quick-link:hover { background: #eff6ff; border-color: var(--blue); color: var(--blue); text-decoration: none; }

/* ── PAGINATION ── */
.pagination { margin-top: 1rem; display: flex; gap: .35rem; }
.pagination a { display: inline-block; padding: .4rem .75rem; border: 1px solid var(--border); border-radius: 5px; font-size: .85rem; }
.pagination a.active { background: var(--blue); color: #fff; border-color: var(--blue); }

/* ── LOGIN PAGE ── */
.login-page { display: block; background: #0f172a; }
.login-wrapper { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.login-card { background: var(--white); border-radius: 14px; padding: 2.5rem; width: 100%; max-width: 400px; box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.login-brand { text-align: center; margin-bottom: 2rem; }
.login-logo { font-size: 2rem; color: var(--blue); }
.login-brand h1 { font-size: 1.5rem; margin: .5rem 0 .25rem; }
.login-brand p { color: var(--muted); font-size: .9rem; }
.login-error { background: #fef2f2; border: 1px solid #fca5a5; color: var(--red); padding: .75rem 1rem; border-radius: 6px; margin-bottom: 1.25rem; font-size: .9rem; }
.btn-login { width: 100%; background: var(--blue); color: #fff; border: none; padding: .75rem; border-radius: 6px; font-size: 1rem; font-weight: 600; cursor: pointer; margin-top: .25rem; }
.btn-login:hover { background: #1d4ed8; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .admin-sidebar { width: 56px; }
  .admin-brand, .admin-nav li a span { display: none; }
  .admin-main { margin-left: 56px; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .admin-sidebar { display: none; }
  .admin-main { margin-left: 0; }
  .grid-form { grid-template-columns: 1fr; }
}

/* ── NAV ICONS ── */
.admin-nav li a .nav-icon { display: inline-block; width: 1.4rem; text-align: center; flex-shrink: 0; }