:root {
    --admin-primary: #0a6e4f;
    --admin-primary-dark: #074a36;
    --admin-primary-light: #1ba876;
    --admin-accent: #d4a24e;
    --admin-bg: #f4f6fa;
    --admin-sidebar-bg: linear-gradient(180deg, #0a6e4f 0%, #074a36 100%);
    --admin-sidebar-width: 260px;
    --admin-text: #1f2937;
    --admin-muted: #6b7280;
    --admin-border: #e5e7eb;
    --admin-card-shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
    --admin-radius: 12px;
}

* { box-sizing: border-box; }

body.admin-body {
    font-family: 'Vazirmatn', system-ui, -apple-system, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    margin: 0;
    min-height: 100vh;
    direction: rtl;
}

.admin-shell {
    display: grid;
    grid-template-columns: var(--admin-sidebar-width) 1fr;
    grid-template-rows: 64px 1fr;
    grid-template-areas: "sidebar topbar" "sidebar main";
    min-height: 100vh;
}

.admin-sidebar {
    grid-area: sidebar;
    background: var(--admin-sidebar-bg);
    color: #fff;
    padding: 24px 16px;
    overflow-y: auto;
    position: sticky;
    top: 0;
    height: 100vh;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px 24px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    margin-bottom: 16px;
}

.admin-brand-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--admin-primary-light), var(--admin-accent));
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 22px;
    box-shadow: 0 4px 10px rgba(0,0,0,.2);
}

.admin-brand-name {
    font-weight: 800;
    font-size: 17px;
    line-height: 1.1;
}

.admin-brand-sub {
    font-size: 11px;
    opacity: .7;
}

.admin-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.admin-nav li {
    margin-bottom: 4px;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: rgba(255,255,255,.85);
    text-decoration: none;
    border-radius: 10px;
    font-size: 14px;
    transition: all .2s;
}

.admin-nav a i { width: 20px; text-align: center; opacity: .8; }

.admin-nav a:hover {
    background: rgba(255,255,255,.08);
    color: #fff;
    transform: translateX(-2px);
}

.admin-nav a.active {
    background: rgba(255,255,255,.15);
    color: #fff;
    box-shadow: inset 3px 0 0 var(--admin-accent);
}

.admin-nav-section {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: .5;
    padding: 16px 14px 8px;
}

.admin-topbar {
    grid-area: topbar;
    background: #fff;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-topbar-title { font-weight: 700; font-size: 18px; }

.admin-user {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--admin-bg);
    padding: 6px 12px;
    border-radius: 50px;
}

.admin-user-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    color: #fff;
    display: grid; place-items: center;
    font-weight: 700;
    font-size: 14px;
}

.admin-main {
    grid-area: main;
    padding: 24px;
}

.admin-card {
    background: #fff;
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-card-shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.admin-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--admin-border);
}

.admin-card-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--admin-radius);
    padding: 20px;
    box-shadow: var(--admin-card-shadow);
    position: relative;
    overflow: hidden;
    transition: transform .2s;
}

.stat-card:hover { transform: translateY(-3px); }

.stat-card .icon {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 22px;
    color: #fff;
}

.stat-card.green .icon { background: linear-gradient(135deg, #10b981, #059669); }
.stat-card.blue  .icon { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.stat-card.orange .icon { background: linear-gradient(135deg, #f59e0b, #d97706); }
.stat-card.red   .icon { background: linear-gradient(135deg, #ef4444, #b91c1c); }
.stat-card.purple .icon { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }

.stat-label { color: var(--admin-muted); font-size: 13px; margin-bottom: 6px; }
.stat-value { font-size: 26px; font-weight: 800; color: var(--admin-text); }
.stat-trend { font-size: 12px; color: #10b981; margin-top: 4px; }

.btn-primary-admin {
    background: var(--admin-primary);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
}

.btn-primary-admin:hover { background: var(--admin-primary-dark); transform: translateY(-1px); box-shadow: 0 4px 10px rgba(10,110,79,.3); }

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th, .admin-table td {
    padding: 12px 14px;
    text-align: right;
    border-bottom: 1px solid var(--admin-border);
}

.admin-table th {
    background: var(--admin-bg);
    font-weight: 700;
    font-size: 13px;
    color: var(--admin-muted);
}

.admin-table tr:hover { background: #f9fafb; }

/* Login page */
.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #0a6e4f 0%, #074a36 50%, #052e22 100%);
    position: relative;
    overflow: hidden;
    padding: 20px;
}

.login-page::before, .login-page::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(212,162,78,.1);
    filter: blur(80px);
}

.login-page::before { width: 400px; height: 400px; top: -100px; left: -100px; }
.login-page::after  { width: 500px; height: 500px; bottom: -200px; right: -150px; background: rgba(27,168,118,.15); }

.login-card {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
    position: relative;
    z-index: 1;
}

.login-logo {
    width: 76px;
    height: 76px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 36px;
    margin: 0 auto 20px;
    box-shadow: 0 10px 25px rgba(10,110,79,.4);
}

.login-card h1 {
    text-align: center;
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--admin-text);
}

.login-card .subtitle {
    text-align: center;
    color: var(--admin-muted);
    font-size: 14px;
    margin-bottom: 28px;
}

.login-field {
    margin-bottom: 16px;
    position: relative;
}

.login-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--admin-text);
}

.login-field .field-wrap {
    position: relative;
}

.login-field input {
    width: 100%;
    padding: 12px 44px 12px 14px;
    border: 1.5px solid var(--admin-border);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    transition: all .2s;
    background: #fff;
}

.login-field input:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 4px rgba(10,110,79,.08);
}

.login-field .field-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-muted);
    pointer-events: none;
}

.login-field .toggle-pass {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--admin-muted);
    cursor: pointer;
    padding: 4px;
}

.login-submit {
    width: 100%;
    padding: 13px;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 12px;
    transition: all .2s;
    font-family: inherit;
}

.login-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(10,110,79,.4); }
.login-submit:active { transform: translateY(0); }

.login-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--admin-border);
    color: var(--admin-muted);
    font-size: 12px;
}

.login-remember {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--admin-muted);
    margin-top: 8px;
}

.login-remember label {
    display: flex; align-items: center; gap: 6px; cursor: pointer;
}

/* ===== Sidebar Backdrop (mobile) ===== */
.admin-backdrop {
    position: fixed; inset: 0;
    background: rgba(15, 23, 42, .55);
    backdrop-filter: blur(2px);
    z-index: 99;
    opacity: 0; pointer-events: none;
    transition: opacity .28s ease;
}
.admin-backdrop.show { opacity: 1; pointer-events: auto; }

.admin-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 22px;
    color: var(--admin-text);
    cursor: pointer;
    width: 42px; height: 42px;
    border-radius: 10px;
}
.admin-toggle:hover { background: var(--admin-bg); }

/* ===== Tablet ===== */
@media (max-width: 991.98px) {
    .admin-shell {
        grid-template-columns: 1fr;
        grid-template-areas: "topbar" "main";
    }
    .admin-sidebar {
        position: fixed;
        top: 0; bottom: 0;
        right: -100%;
        width: min(300px, 86vw);
        max-width: 320px;
        height: 100vh;
        z-index: 110;
        transition: right .3s cubic-bezier(.4, 0, .2, 1);
        box-shadow: -10px 0 25px rgba(0,0,0,.0);
        overflow-y: auto;
    }
    .admin-sidebar.open {
        right: 0;
        box-shadow: -10px 0 25px rgba(0,0,0,.25);
    }
    .admin-toggle { display: inline-grid !important; place-items: center; }
    .admin-topbar { padding: 0 16px; }
    .admin-topbar-title { font-size: 16px; }
    .admin-user > div:not(.admin-user-avatar) { display: none; }
    .admin-main { padding: 16px; }
}

/* ===== Mobile ===== */
@media (max-width: 575.98px) {
    .admin-topbar { height: 60px; }
    .admin-shell { grid-template-rows: 60px 1fr; }
    .admin-sidebar { width: min(290px, 88vw); }
    .admin-main { padding: 12px; }
    .admin-card { padding: 16px; border-radius: 10px; }
    .admin-card-header { flex-wrap: wrap; gap: 8px; }
    .stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .stat-card { padding: 14px; }
    .stat-card .icon { width: 38px; height: 38px; font-size: 18px; top: 12px; left: 12px; }
    .stat-value { font-size: 20px; }
}

/* Print: hide chrome */
@media print {
    .admin-sidebar, .admin-topbar, .admin-backdrop { display: none !important; }
    .admin-shell { grid-template-columns: 1fr; grid-template-areas: "main"; }
}