/* Bogas Solutions — Design System */

/* ─── Variables ─────────────────────────────────────────── */
:root {
    --bg-primary:     #0a0a0a;
    --bg-secondary:   #141414;
    --bg-card:        #1a1a1a;
    --bg-input:       #222222;
    --text-primary:   #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted:     #666666;
    --border:         #2a2a2a;
    --accent:         #3b82f6;
    --accent-hover:   #2563eb;
    --success:        #22c55e;
    --warning:        #f59e0b;
    --danger:         #ef4444;
    --sidebar-width:  240px;
}

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

/* ─── Base ──────────────────────────────────────────────── */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ─── Layout ────────────────────────────────────────────── */
.app-layout {
    display: flex;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
    z-index: 100;
}

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 32px;
    max-width: 1200px;
}

/* ─── Sidebar ───────────────────────────────────────────── */
.sidebar-logo {
    padding: 20px;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 3px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    text-transform: uppercase;
}

.sidebar-logo span {
    font-weight: 300;
}

.sidebar-nav {
    flex: 1;
    padding: 8px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s ease, background 0.15s ease;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    color: var(--text-primary);
    background: var(--bg-card);
}

/* ─── Typography ────────────────────────────────────────── */
h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
}

h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

/* ─── Cards ─────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 16px;
}

/* ─── Forms ─────────────────────────────────────────────── */
.form-group {
    margin-bottom: 16px;
}

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

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: border-color 0.15s ease;
    outline: none;
}

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

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-select option {
    background: var(--bg-input);
    color: var(--text-primary);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

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

/* ─── Buttons ───────────────────────────────────────────── */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease, opacity 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-card);
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.btn-success {
    background: var(--success);
    color: #ffffff;
}

.btn-success:hover:not(:disabled) {
    background: #16a34a;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

/* ─── Tables ────────────────────────────────────────────── */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

tr:hover td {
    background: var(--bg-secondary);
}

/* ─── Badges ────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-draft {
    background: #333333;
    color: #999999;
}

.badge-sent {
    background: #1e3a5f;
    color: #60a5fa;
}

.badge-accepted,
.badge-paid {
    background: #14532d;
    color: #4ade80;
}

.badge-rejected,
.badge-void {
    background: #450a0a;
    color: #f87171;
}

.badge-overdue {
    background: #451a03;
    color: #fb923c;
}

.badge-active {
    background: #14532d;
    color: #4ade80;
}

.badge-pending {
    background: #1e3a5f;
    color: #60a5fa;
}

.badge-cancelled {
    background: #333333;
    color: #999999;
}

.badge-completed {
    background: #14532d;
    color: #4ade80;
}

/* ─── Stats Grid ────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
}

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

/* ─── Page Header ───────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-header h1 {
    margin-bottom: 0;
}

/* ─── Empty State ───────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state p {
    margin-bottom: 16px;
    font-size: 14px;
}

/* ─── Modal ─────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.hidden {
    display: none;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.modal-header h2 {
    margin-bottom: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color 0.15s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

/* ─── Login ─────────────────────────────────────────────── */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 48px;
    width: 360px;
    text-align: center;
}

.login-logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 8px;
    color: var(--text-primary);
    text-transform: uppercase;
}

.login-logo span {
    font-weight: 300;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 32px;
}

.pin-input {
    width: 100%;
    padding: 16px;
    font-size: 24px;
    text-align: center;
    letter-spacing: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: inherit;
    margin-bottom: 16px;
    outline: none;
    transition: border-color 0.15s ease;
}

.pin-input:focus {
    border-color: var(--accent);
}

/* ─── Utilities ─────────────────────────────────────────── */
.hidden {
    display: none !important;
}

.text-muted {
    color: var(--text-muted);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

.text-accent {
    color: var(--accent);
}

.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }

.w-full { width: 100%; }

/* ─── Loading ───────────────────────────────────────────── */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ─── Divider ───────────────────────────────────────────── */
.divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 24px 0;
}

/* ─── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}