@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');

:root {
    --bg: #0f1117;
    --surface: #1a1d27;
    --surface2: #222536;
    --border: #2e3347;
    --accent: #f0a500;
    --accent-dim: rgba(240,165,0,0.12);
    --text: #e8eaf0;
    --text-dim: #8b90a8;
    --success: #2dd4a0;
    --danger: #f05b5b;
    --info: #5b9cf0;
    --radius: 10px;
    --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Vazirmatn', sans-serif;
    background: var(--bg);
    color: var(--text);
    direction: rtl;
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.7;
}

a { color: var(--accent); text-decoration: none; }
a:hover { opacity: 0.8; }

/* Layout */
.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--surface);
    border-left: 1px solid var(--border);
    padding: 24px 0;
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.sidebar-logo h2 {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
}

.sidebar-logo span {
    font-size: 12px;
    color: var(--text-dim);
}

.sidebar-nav { flex: 1; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    color: var(--text-dim);
    transition: all 0.2s;
    font-size: 14px;
    cursor: pointer;
    border-right: 3px solid transparent;
}

.nav-item:hover, .nav-item.active {
    color: var(--text);
    background: var(--accent-dim);
    border-right-color: var(--accent);
}

.nav-item .icon { font-size: 18px; }

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}

.main {
    margin-right: 240px;
    flex: 1;
    padding: 32px;
}

/* Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.page-title {
    font-size: 22px;
    font-weight: 700;
}

.page-title span {
    font-size: 14px;
    color: var(--text-dim);
    font-weight: 400;
    margin-right: 8px;
}

/* Cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-label { font-size: 12px; color: var(--text-dim); }
.stat-value { font-size: 24px; font-weight: 700; }
.stat-icon { font-size: 28px; margin-bottom: 4px; }

/* Table */
.table-wrap { overflow-x: auto; }

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

th {
    text-align: right;
    padding: 12px 16px;
    font-size: 12px;
    color: var(--text-dim);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    background: var(--surface2);
}

td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

tr:hover td { background: var(--accent-dim); }

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

.badge-draft     { background: rgba(139,144,168,0.15); color: var(--text-dim); }
.badge-sent      { background: rgba(91,156,240,0.15);  color: var(--info); }
.badge-paid      { background: rgba(45,212,160,0.15);  color: var(--success); }
.badge-cancelled { background: rgba(240,91,91,0.15);   color: var(--danger); }
.badge-converted { background: rgba(240,165,0,0.15);   color: var(--accent); }
.badge-proforma  { background: rgba(139,144,168,0.15); color: var(--text-dim); }
.badge-invoice   { background: rgba(45,212,160,0.15);  color: var(--success); }
.badge-phone     { background: rgba(91,156,240,0.15);  color: var(--info); }
.badge-website   { background: rgba(240,165,0,0.15);   color: var(--accent); }

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }

label { font-size: 12px; color: var(--text-dim); font-weight: 500; }

input, select, textarea {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 14px;
    color: var(--text);
    font-family: 'Vazirmatn', sans-serif;
    font-size: 14px;
    direction: rtl;
    transition: border-color 0.2s;
    width: 100%;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

textarea { resize: vertical; min-height: 80px; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-family: 'Vazirmatn', sans-serif;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-primary { background: var(--accent); color: #0f1117; }
.btn-primary:hover { opacity: 0.9; }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent); }
.btn-danger { background: rgba(240,91,91,0.15); color: var(--danger); border: 1px solid var(--danger); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
}
.alert-success { background: rgba(45,212,160,0.1); border: 1px solid var(--success); color: var(--success); }
.alert-error   { background: rgba(240,91,91,0.1);  border: 1px solid var(--danger);  color: var(--danger); }

/* Search bar */
.search-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: center;
}

.search-bar input { max-width: 300px; }

/* Invoice items table */
.items-table { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
.items-table th { background: var(--surface2); padding: 10px 12px; font-size: 12px; color: var(--text-dim); }
.items-table td { padding: 8px 12px; border-bottom: 1px solid var(--border); }
.items-table input { padding: 6px 10px; }

.total-row {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    font-size: 15px;
    font-weight: 600;
    border-top: 2px solid var(--border);
    margin-top: 8px;
}

.total-row span { color: var(--accent); font-size: 18px; }

/* Login page */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px;
    width: 360px;
}

.login-box h1 { font-size: 20px; margin-bottom: 8px; }
.login-box p  { color: var(--text-dim); font-size: 13px; margin-bottom: 28px; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main { margin-right: 0; padding: 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .form-grid { grid-template-columns: 1fr; }
}