:root {
    --coca-bg: #f8f6f5;
    --coca-surface: #ffffff;
    --coca-surface-soft: #f3eeee;
    --coca-border: #e9e2df;

    --coca-text: #261f1d;
    --coca-muted: #786d69;

    --coca-primary: #8e485a;
    --coca-primary-hover: #76394a;
    --coca-primary-soft: #f5e8ec;

    --coca-danger: #b42318;
    --coca-success: #18794e;

    --coca-admin: #242124;
    --coca-admin-soft: #343034;

    --shadow-sm: 0 4px 16px rgba(39, 29, 31, .06);
    --shadow-md: 0 18px 50px rgba(39, 29, 31, .11);

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: Tajawal, Arial, Helvetica, sans-serif;
    background: var(--coca-bg);
    color: var(--coca-text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--coca-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button,
input {
    font: inherit;
}

/* --------------------------------------------------
   AUTH
-------------------------------------------------- */

.auth-page {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, 560px);
}

.auth-visual {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    padding: 64px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: #fff;
    background:
        radial-gradient(circle at 80% 20%, rgba(255,255,255,.20), transparent 32%),
        radial-gradient(circle at 20% 80%, rgba(255,255,255,.12), transparent 34%),
        linear-gradient(135deg, #6f3445 0%, #a65a70 55%, #d899a9 100%);
}

.auth-visual::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border: 1px solid rgba(255,255,255,.24);
    border-radius: 50%;
    right: -120px;
    bottom: -110px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 2;
}

.brand-mark {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: var(--coca-primary);
    border-radius: 50%;
    font-weight: 800;
    font-size: 20px;
    box-shadow: var(--shadow-sm);
}

.brand-name {
    font-size: 21px;
    letter-spacing: .04em;
    font-weight: 800;
}

.auth-message {
    position: relative;
    z-index: 2;
    max-width: 560px;
}

.auth-message h1 {
    margin: 0 0 18px;
    font-size: clamp(40px, 5vw, 72px);
    line-height: 1.03;
    letter-spacing: -.035em;
}

.auth-message p {
    margin: 0;
    max-width: 470px;
    color: rgba(255,255,255,.84);
    font-size: 17px;
}

.auth-form-side {
    min-height: 100vh;
    padding: 48px 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--coca-surface);
}

.auth-card {
    width: 100%;
    max-width: 430px;
}

.auth-card-header {
    margin-bottom: 34px;
}

.auth-card-header h2 {
    margin: 0 0 9px;
    font-size: 31px;
    letter-spacing: -.02em;
}

.auth-card-header p {
    margin: 0;
    color: var(--coca-muted);
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    margin-bottom: 7px;
    font-size: 14px;
    font-weight: 700;
}

.form-control {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    border: 1px solid var(--coca-border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--coca-text);
    outline: none;
    transition: .16s ease;
}

.form-control:focus {
    border-color: var(--coca-primary);
    box-shadow: 0 0 0 4px var(--coca-primary-soft);
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin: 4px 0 22px;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--coca-muted);
    font-size: 14px;
    cursor: pointer;
}

.checkbox-label input {
    accent-color: var(--coca-primary);
}

.btn {
    min-height: 48px;
    border: 0;
    border-radius: var(--radius-sm);
    padding: 0 20px;
    font-weight: 800;
    cursor: pointer;
    transition: .16s ease;
}

.btn-primary {
    width: 100%;
    background: var(--coca-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--coca-primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: #fff;
    border: 1px solid var(--coca-border);
    color: var(--coca-text);
}

.auth-footer {
    margin-top: 28px;
    text-align: center;
    color: var(--coca-muted);
    font-size: 14px;
}

.alert {
    padding: 12px 14px;
    margin-bottom: 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
}

.alert-danger {
    background: #fff1f0;
    border: 1px solid #ffd6d2;
    color: var(--coca-danger);
}

.alert ul {
    margin: 0;
    padding-left: 18px;
}

/* --------------------------------------------------
   ADMIN AUTH
-------------------------------------------------- */

.admin-auth .auth-visual {
    background:
        radial-gradient(circle at 80% 10%, rgba(255,255,255,.08), transparent 30%),
        linear-gradient(145deg, #171517 0%, #302a2d 70%, #51343d 100%);
}

.admin-auth .brand-mark {
    color: var(--coca-admin);
}

.admin-badge {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 11px;
    margin-bottom: 16px;
    background: #eee9eb;
    color: #554a4e;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .07em;
}

/* --------------------------------------------------
   APP SHELL
-------------------------------------------------- */

.app-shell {
    min-height: 100vh;
}

.topbar {
    height: 70px;
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fff;
    border-bottom: 1px solid var(--coca-border);
}

.topbar-left,
.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--coca-primary);
    font-weight: 800;
}

.page-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 38px 28px;
}

.page-title {
    margin: 0 0 6px;
    font-size: 30px;
    letter-spacing: -.025em;
}

.page-subtitle {
    margin: 0;
    color: var(--coca-muted);
}

.panel {
    margin-top: 28px;
    background: #fff;
    border: 1px solid var(--coca-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
}

.stat-grid {
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.stat-card {
    padding: 22px;
    border-radius: var(--radius-md);
    background: #fff;
    border: 1px solid var(--coca-border);
    box-shadow: var(--shadow-sm);
}

.stat-label {
    color: var(--coca-muted);
    font-size: 13px;
    font-weight: 700;
}

.stat-value {
    margin-top: 7px;
    font-size: 27px;
    font-weight: 800;
}

/* --------------------------------------------------
   ADMIN SHELL
-------------------------------------------------- */

.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    background: #f5f4f4;
}

.admin-sidebar {
    padding: 24px 18px;
    background: var(--coca-admin);
    color: #fff;
}

.admin-sidebar .brand {
    margin-bottom: 36px;
}

.admin-sidebar .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 17px;
}

.admin-sidebar .brand-name {
    font-size: 17px;
}

.admin-nav {
    display: grid;
    gap: 7px;
}

.admin-nav-item {
    padding: 11px 13px;
    border-radius: 9px;
    color: #d6d0d2;
    font-size: 14px;
    font-weight: 700;
}

.admin-nav-item:hover,
.admin-nav-item.active {
    color: #fff;
    background: rgba(255,255,255,.09);
    text-decoration: none;
}

.admin-main {
    min-width: 0;
}

.admin-topbar {
    height: 70px;
    padding: 0 28px;
    background: #fff;
    border-bottom: 1px solid var(--coca-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-content {
    padding: 32px;
}

.logout-form {
    margin: 0;
}

/* --------------------------------------------------
   RESPONSIVE
-------------------------------------------------- */

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

    .auth-visual {
        min-height: 280px;
        padding: 36px 28px;
    }

    .auth-message h1 {
        font-size: 42px;
    }

    .auth-form-side {
        min-height: auto;
        padding: 42px 24px;
    }

    .admin-shell {
        display: block;
    }

    .admin-sidebar {
        display: none;
    }

    .stat-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 520px) {
    .auth-visual {
        min-height: 230px;
    }

    .auth-message h1 {
        font-size: 35px;
    }

    .auth-message p {
        font-size: 15px;
    }

    .auth-form-side {
        padding: 34px 20px;
    }

    .page-container,
    .admin-content {
        padding: 24px 18px;
    }

    .topbar,
    .admin-topbar {
        padding: 0 18px;
    }
}

/* ==================================================
   COCA PATCH 14 CATALOG UI
================================================== */

.admin-nav-section {
    margin: 28px 12px 9px;
    color: #8f888b;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.admin-nav-item.disabled {
    opacity: .35;
    cursor: default;
}

.admin-nav-item.disabled:hover {
    background: transparent;
    color: #d6d0d2;
}

.page-heading-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
}

.admin-two-column {
    display: grid;
    grid-template-columns: minmax(300px, 390px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.panel-flush {
    margin-top: 0;
    padding: 0;
    overflow: hidden;
}

.form-panel {
    max-width: 760px;
}

.panel-header {
    padding: 22px 24px;
    border-bottom: 1px solid var(--coca-border);
}

.panel-header h2 {
    margin: 0;
    font-size: 18px;
}

.panel-header p {
    margin: 4px 0 0;
    color: var(--coca-muted);
    font-size: 13px;
}

.admin-form {
    padding: 24px;
}

.form-textarea {
    min-height: 100px;
    height: auto;
    padding-top: 12px;
    resize: vertical;
}

select.form-control {
    appearance: auto;
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.checkbox-box {
    min-height: 70px;
    display: flex;
    align-items: center;
    padding-top: 18px;
}

.alert-success {
    background: #edfbf4;
    color: var(--coca-success);
    border: 1px solid #bee9d2;
}

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

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 650px;
}

.data-table th {
    padding: 13px 17px;
    text-align: left;
    background: #faf9f9;
    border-bottom: 1px solid var(--coca-border);
    color: var(--coca-muted);
    font-size: 11px;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.data-table td {
    padding: 16px 17px;
    border-bottom: 1px solid #f0ebea;
    vertical-align: middle;
    font-size: 14px;
}

.data-table tbody tr:hover {
    background: #fdfbfb;
}

.data-table tbody tr:last-child td {
    border-bottom: 0;
}

.table-subtext {
    margin-top: 3px;
    color: var(--coca-muted);
    font-size: 12px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    min-height: 25px;
    padding: 0 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
}

.status-badge.active {
    color: #16734a;
    background: #e8f8ef;
}

.status-badge.inactive {
    color: #776d69;
    background: #eeeae8;
}

.table-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.table-actions form {
    margin: 0;
}

.table-action {
    border: 0;
    padding: 0;
    background: transparent;
    color: var(--coca-primary);
    cursor: pointer;
    font-weight: 700;
    font-size: 13px;
}

.table-action.danger {
    color: #b42318;
}

.empty-state {
    padding: 42px !important;
    text-align: center;
    color: var(--coca-muted);
}

@media (max-width: 1100px) {
    .admin-two-column {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .form-grid-2 {
        grid-template-columns: 1fr;
    }

    .page-heading-row {
        align-items: flex-start;
        flex-direction: column;
    }
}