/* ================================================
   AG POS — Application Stylesheet
   ================================================ */

:root {
    --sidebar-w: 252px;
    --topbar-h: 62px;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --sidebar-bg: #0f172a;
    --sidebar-border: rgba(255,255,255,.06);
    --sidebar-text: #94a3b8;
    --sidebar-hover: #1e293b;
    --sidebar-active-bg: rgba(37,99,235,.18);
    --sidebar-active-text: #60a5fa;
    --bg: #f1f5f9;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text: #0f172a;
    --text-muted: #64748b;
    --success: #16a34a;
    --success-bg: #f0fdf4;
    --success-border: #bbf7d0;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --warning-border: #fde68a;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --danger-border: #fecaca;
    --info: #0891b2;
    --info-bg: #ecfeff;
    --info-border: #a5f3fc;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
    --shadow-lg: 0 10px 25px rgba(0,0,0,.1), 0 4px 10px rgba(0,0,0,.06);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
img { max-width: 100%; display: block; }


/* ================================================
   LAYOUT
   ================================================ */

.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,.1) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 2px; }

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--sidebar-border);
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -.3px;
    flex-shrink: 0;
}

.brand-icon {
    width: 34px;
    height: 34px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.sidebar-section {
    padding: 6px 0;
    border-bottom: 1px solid var(--sidebar-border);
}

.sidebar-section:last-child { border-bottom: none; }

.sidebar-section-label {
    padding: 12px 20px 5px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(148,163,184,.45);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    color: var(--sidebar-text);
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s, color .15s;
    border-left: 3px solid transparent;
}

.sidebar-item:hover {
    background: var(--sidebar-hover);
    color: #cbd5e1;
}

.sidebar-item.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active-text);
    border-left-color: var(--sidebar-active-text);
}

.sidebar-item .nav-icon {
    font-size: 15px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    opacity: .85;
}

/* ---- Main content ---- */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* ---- Topbar ---- */
.topbar {
    height: var(--topbar-h);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow);
    flex-shrink: 0;
}

.topbar-left { display: flex; align-items: center; gap: 10px; }

.topbar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

.topbar-right { display: flex; align-items: center; gap: 12px; }

.user-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px 5px 6px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: default;
}

.avatar {
    width: 26px;
    height: 26px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

.btn-logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 13px;
    border-radius: 6px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: background .15s, color .15s, border-color .15s;
}

.btn-logout:hover {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-border);
}

/* ---- Page body ---- */
.page-body {
    padding: 24px;
    flex: 1;
}


/* ================================================
   PAGE HEADER
   ================================================ */

.page-header { margin-bottom: 22px; }

.page-header h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.page-header p {
    font-size: 13.5px;
    color: var(--text-muted);
    margin-top: 4px;
}

.page-header-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}


/* ================================================
   CARDS
   ================================================ */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.card-body { padding: 20px; }


/* ================================================
   STAT CARDS
   ================================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card.primary::before { background: var(--primary); }
.stat-card.success::before { background: var(--success); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.danger::before  { background: var(--danger); }
.stat-card.info::before    { background: var(--info); }

.stat-label {
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-muted);
}

.stat-value {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.1;
    margin-top: 8px;
}

.stat-card.primary .stat-value { color: var(--primary); }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.warning .stat-value { color: var(--warning); }
.stat-card.danger  .stat-value  { color: var(--danger); }
.stat-card.info    .stat-value  { color: var(--info); }

.stat-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}


/* ================================================
   TABLES
   ================================================ */

.table-wrapper { overflow-x: auto; }

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

thead th {
    padding: 10px 14px;
    background: #f8fafc;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody td {
    padding: 12px 14px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
    color: var(--text);
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #fafbfc; }

.col-num { color: var(--text-muted); font-size: 12px; }


/* ================================================
   BADGES
   ================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: .02em;
    white-space: nowrap;
}

.badge-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }
.badge-info    { background: var(--info-bg);    color: var(--info);    border: 1px solid var(--info-border); }
.badge-gray    { background: #f1f5f9; color: var(--text-muted); border: 1px solid var(--border); }
.badge-primary { background: var(--primary-light); color: var(--primary); border: 1px solid #bfdbfe; }


/* ================================================
   BUTTONS
   ================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: background .15s, box-shadow .15s, transform .1s;
    white-space: nowrap;
    line-height: 1.4;
}

.btn:active:not(:disabled) { transform: scale(.98); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); box-shadow: 0 2px 8px rgba(37,99,235,.35); }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { background: #15803d; }

.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover:not(:disabled) { background: #b45309; }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #b91c1c; }

.btn-info { background: var(--info); color: #fff; }
.btn-info:hover:not(:disabled) { background: #0e7490; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-outline:hover:not(:disabled) { background: var(--bg); }

.btn-sm  { padding: 5px 11px; font-size: 12.5px; }
.btn-lg  { padding: 12px 24px; font-size: 15px; }
.btn-block { width: 100%; justify-content: center; }


/* ================================================
   FORMS
   ================================================ */

.form-group { margin-bottom: 16px; }

label.lbl {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-size: 14px;
    transition: border-color .15s, box-shadow .15s;
    outline: none;
    appearance: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}

.form-control::placeholder { color: #94a3b8; }

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 30px;
}


/* ---- Filter row ---- */
.filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
    padding: 14px 20px;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
}

.filter-group {
    display: flex;
    flex-direction: column;
    min-width: 130px;
    flex: 1;
    max-width: 180px;
}

.filter-group label {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.filter-group .form-control { padding: 7px 10px; font-size: 13px; }
.filter-group select.form-control { padding-right: 26px; }


/* ================================================
   ALERTS
   ================================================ */

.alert {
    padding: 11px 15px;
    border-radius: var(--radius);
    font-size: 13.5px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 16px;
    border: 1px solid transparent;
}

.alert-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.alert-success { background: var(--success-bg); color: #15803d; border-color: var(--success-border); }
.alert-warning { background: var(--warning-bg); color: #92400e; border-color: var(--warning-border); }
.alert-danger  { background: var(--danger-bg);  color: #991b1b; border-color: var(--danger-border); }
.alert-info    { background: var(--info-bg);    color: #0e7490; border-color: var(--info-border); }


/* ================================================
   SPINNER
   ================================================ */

.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .7s linear infinite;
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.spinner-dark {
    border-color: rgba(0,0,0,.1);
    border-top-color: var(--primary);
}

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

.table-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 48px;
    color: var(--text-muted);
    font-size: 13.5px;
}


/* ================================================
   EMPTY STATE
   ================================================ */

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 36px;
    margin-bottom: 10px;
    opacity: .45;
}

.empty-state p { font-size: 14px; }


/* ================================================
   PAGINATION
   ================================================ */

.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 20px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 8px;
}

.page-btns { display: flex; gap: 4px; }

.page-btn {
    padding: 5px 10px;
    min-width: 32px;
    border: 1px solid var(--border);
    border-radius: 5px;
    background: var(--surface);
    cursor: pointer;
    font-size: 13px;
    color: var(--text);
    transition: background .15s, border-color .15s, color .15s;
    text-align: center;
}

.page-btn:hover:not(:disabled):not(.active) { background: var(--bg); }
.page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }


/* ================================================
   SYNC CARDS
   ================================================ */

.sync-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 16px;
}

.sync-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

.sync-card-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 14px;
}

.sync-card h3 {
    font-size: 14.5px;
    font-weight: 600;
    margin-bottom: 6px;
}

.sync-card p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 18px;
    line-height: 1.6;
}

.sync-result {
    margin-top: 12px;
    padding: 10px 13px;
    border-radius: 6px;
    font-size: 12.5px;
    font-family: 'Courier New', monospace;
    max-height: 120px;
    overflow-y: auto;
    display: none;
    white-space: pre-wrap;
    word-break: break-word;
}

.sync-result.show { display: block; }
.sync-result.ok  { background: var(--success-bg); color: #15803d; border: 1px solid var(--success-border); }
.sync-result.err { background: var(--danger-bg); color: #991b1b; border: 1px solid var(--danger-border); }


/* ================================================
   AUTH PAGE
   ================================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #0f172a 0%, #1e3a5f 60%, #0f172a 100%);
    padding: 24px;
}

.auth-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.auth-logo {
    text-align: center;
    margin-bottom: 30px;
}

.auth-logo-icon {
    width: 54px;
    height: 54px;
    background: var(--primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin: 0 auto 14px;
    color: #fff;
    box-shadow: 0 6px 20px rgba(37,99,235,.4);
}

.auth-logo h1 {
    font-size: 21px;
    font-weight: 700;
    color: var(--text);
}

.auth-logo p {
    color: var(--text-muted);
    font-size: 13.5px;
    margin-top: 4px;
}

.auth-error {
    display: none;
    padding: 10px 13px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 16px;
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.auth-error.show { display: block; }

.auth-footer {
    margin-top: 22px;
    text-align: center;
    font-size: 12.5px;
    color: var(--text-muted);
}

.input-icon-wrap {
    position: relative;
}

.input-icon-wrap .form-control { padding-left: 38px; }

.input-icon {
    position: absolute;
    left: 11px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
    pointer-events: none;
    color: #94a3b8;
}


/* ================================================
   UTILITIES
   ================================================ */

.d-flex  { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8   { gap: 8px; }
.gap-12  { gap: 12px; }
.gap-16  { gap: 16px; }
.mt-4    { margin-top: 4px; }
.mt-8    { margin-top: 8px; }
.mt-16   { margin-top: 16px; }
.mb-16   { margin-bottom: 16px; }
.mb-0    { margin-bottom: 0; }
.fw-500  { font-weight: 500; }
.fw-600  { font-weight: 600; }
.fw-700  { font-weight: 700; }
.fs-12   { font-size: 12px; }
.fs-13   { font-size: 13px; }
.text-muted   { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger  { color: var(--danger); }
.text-primary { color: var(--primary); }
.text-right   { text-align: right; }
.relative { position: relative; }
.hidden   { display: none; }