/* ══════════ ADMIN PANEL STYLES ══════════ */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
    --bg: #0b0b12;
    --bg2: #111119;
    --bg3: #181823;
    --bg4: #1f1f2e;
    --text: #ffffff;
    --text2: #9191a8;
    --text3: #5e5e75;
    --accent: #3b82f6;
    --accent2: #2563eb;
    --green: #22c55e;
    --red: #ef4444;
    --orange: #f59e0b;
    --pink: #e840e0;
    --purple: #8b5cf6;
    --border: rgba(255,255,255,0.07);
    --radius: 12px;
    --sidebar-w: 240px;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ══════════ SIDEBAR ══════════ */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg2);
    border-right: 1px solid var(--border);
    padding: 20px 12px;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    overflow-y: auto;
    transition: transform 0.3s;
}

.sidebar-header {
    padding: 8px 12px 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.sidebar-logo {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), var(--pink));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-subtitle {
    font-size: 11px;
    color: var(--text3);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 2px;
}

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; }

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text2);
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.nav-link:hover { background: var(--bg3); color: var(--text); }
.nav-link.active { background: rgba(59,130,246,0.12); color: var(--accent); }
.nav-icon { font-size: 16px; width: 22px; text-align: center; }

.nav-badge {
    margin-left: auto;
    background: var(--red);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 10px;
    display: none;
}

.nav-badge.show { display: inline; }

/* ══════════ MOBILE ══════════ */
.mobile-header {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 52px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    align-items: center;
    padding: 0 16px;
    gap: 12px;
    z-index: 90;
}

.burger-btn {
    background: none;
    border: none;
    color: var(--text);
    font-size: 22px;
    cursor: pointer;
}

.mobile-title { font-size: 16px; font-weight: 700; }

.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 99;
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .overlay.open { display: block; }
    .mobile-header { display: flex; }
    .main-content { margin-left: 0 !important; padding-top: 68px !important; }
}

/* ══════════ MAIN ══════════ */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    padding: 24px;
    min-height: 100vh;
}

/* ══════════ DASHBOARD CARDS ══════════ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
}

.stat-card-label {
    font-size: 12px;
    color: var(--text3);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 800;
}

.stat-card-value.blue { color: var(--accent); }
.stat-card-value.green { color: var(--green); }
.stat-card-value.orange { color: var(--orange); }
.stat-card-value.pink { color: var(--pink); }
.stat-card-value.purple { color: var(--purple); }

/* ══════════ SECTION HEADER ══════════ */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.section-title {
    font-size: 22px;
    font-weight: 800;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: opacity 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:active { opacity: 0.8; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: white; }
.btn-danger { background: var(--red); color: white; }
.btn-success { background: var(--green); color: white; }
.btn-ghost { background: var(--bg3); color: var(--text2); border: 1px solid var(--border); }
.btn-sm { padding: 6px 14px; font-size: 12px; }

/* ══════════ TABLE ══════════ */
.table-wrap {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th {
    text-align: left;
    padding: 12px 14px;
    color: var(--text3);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

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

.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.status-badge.pending { background: rgba(245,158,11,0.15); color: var(--orange); }
.status-badge.paid { background: rgba(34,197,94,0.15); color: var(--green); }
.status-badge.processing { background: rgba(59,130,246,0.15); color: var(--accent); }
.status-badge.shipped { background: rgba(139,92,246,0.15); color: var(--purple); }
.status-badge.delivered { background: rgba(34,197,94,0.15); color: var(--green); }
.status-badge.cancelled { background: rgba(239,68,68,0.15); color: var(--red); }

.thumb-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
    background: var(--bg3);
}

.stock-yes { color: var(--green); }
.stock-no { color: var(--red); }

/* ══════════ FORMS ══════════ */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

.form-group { margin-bottom: 14px; }
.form-group.full { grid-column: 1 / -1; }

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text3);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--accent); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--text3); }

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235e5e75' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-select option { background: var(--bg2); }
.form-textarea { min-height: 100px; resize: vertical; }

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text2);
    cursor: pointer;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

.file-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    color: var(--text2);
    transition: border-color 0.2s, background 0.2s;
    font-size: 13px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-upload-area:hover { border-color: var(--accent); background: rgba(59,130,246,0.04); }
.file-upload-area img { max-width: 220px; max-height: 180px; border-radius: 8px; object-fit: cover; }
.file-upload-area > div { display: flex; flex-direction: column; align-items: center; gap: 6px; }

/* ══════════ MODAL ══════════ */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 200;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 100%;
    max-width: 560px;
    max-height: 85vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 { font-size: 16px; font-weight: 700; }

.modal-close {
    background: none;
    border: none;
    color: var(--text3);
    font-size: 24px;
    cursor: pointer;
}

.modal-body { padding: 20px; }

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    justify-content: flex-end;
}

/* ══════════ FILTERS ══════════ */
.filter-row {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.filter-chip {
    padding: 7px 14px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text2);
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.filter-chip.active { background: var(--accent); color: white; border-color: var(--accent); }

/* ══════════ MAILING PREVIEW ══════════ */
.mailing-preview {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text2);
    white-space: pre-wrap;
}

/* ══════════ SETTINGS SECTION ══════════ */
.settings-group {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}

.settings-group-title {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ══════════ EMPTY STATE ══════════ */
.empty-admin {
    text-align: center;
    padding: 48px 20px;
    color: var(--text3);
}

.empty-admin-icon { font-size: 48px; margin-bottom: 12px; }
.empty-admin h3 { font-size: 16px; margin-bottom: 6px; color: var(--text2); }
.empty-admin p { font-size: 13px; }

/* ══════════ TOAST ══════════ */
.toast-admin {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 24px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    z-index: 300;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.toast-admin.show { transform: translateY(0); opacity: 1; }
.toast-admin.success { border-color: var(--green); }
.toast-admin.error { border-color: var(--red); }

/* ══════════ LOGIN ══════════ */
.login-screen {
    position: fixed;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg);
    z-index: 500;
}

.login-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 360px;
    margin: 20px;
}

.login-logo {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    background: linear-gradient(135deg, var(--accent), var(--pink));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.login-subtitle {
    text-align: center;
    font-size: 12px;
    color: var(--text3);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.login-error {
    color: var(--red);
    font-size: 13px;
    text-align: center;
    min-height: 20px;
    margin-top: 8px;
}

/* ══════════ APP SHELL ══════════ */
.app-shell {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* ══════════ NAV SVG ══════════ */
.nav-svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.nav-divider {
    height: 1px;
    background: var(--border);
    margin: 8px 12px;
}

/* ══════════ CHART ══════════ */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 20px;
}

@media (max-width: 900px) { .chart-grid { grid-template-columns: 1fr; } }

.chart-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
}

.chart-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text2);
    margin-bottom: 12px;
}

/* ══════════ SCROLL ══════════ */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text3); border-radius: 4px; }