/* ========================================
   ВХОД А - КАСОВА СИСТЕМА
   Дизайн: Mobile-first, чист и модерен
   ======================================== */

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

:root {
    --primary:    #1a56db;
    --primary-d:  #1240a8;
    --primary-l:  #e8f0fe;
    --accent:     #0ea5e9;
    --success:    #10b981;
    --success-l:  #d1fae5;
    --danger:     #ef4444;
    --danger-l:   #fee2e2;
    --warning:    #f59e0b;
    --warning-l:  #fef3c7;
    --dark:       #111827;
    --gray-1:     #374151;
    --gray-2:     #6b7280;
    --gray-3:     #9ca3af;
    --gray-4:     #d1d5db;
    --gray-5:     #f3f4f6;
    --gray-6:     #f9fafb;
    --white:      #ffffff;
    --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --shadow:     0 4px 16px rgba(0,0,0,.10);
    --shadow-lg:  0 10px 40px rgba(0,0,0,.14);
    --radius:     12px;
    --radius-sm:  8px;
    --header-h:   60px;
    --sidebar-w:  280px;
    --font:       'Nunito', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--gray-5);
    color: var(--dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 15px;
    line-height: 1.6;
}

/* ---- HEADER ---- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    background: var(--primary);
    z-index: 200;
    box-shadow: 0 2px 12px rgba(26,86,219,.30);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 16px;
}
.header-brand { display: flex; align-items: center; gap: 10px; }
.brand-icon { font-size: 22px; }
.brand-text { display: flex; flex-direction: column; }
.brand-main { font-size: 15px; font-weight: 800; color: #fff; line-height: 1.2; }
.brand-sub { font-size: 10px; color: rgba(255,255,255,.70); line-height: 1.2; }
.header-right { display: flex; align-items: center; gap: 10px; }
.user-badge {
    background: rgba(255,255,255,.18);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: .25s;
}

/* ---- SIDEBAR ---- */
.sidebar {
    position: fixed;
    top: 0; right: -100%;
    width: var(--sidebar-w);
    height: 100%;
    background: var(--white);
    z-index: 300;
    transition: right .30s cubic-bezier(.4,0,.2,1);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
}
.sidebar.open { right: 0; }
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    background: var(--primary);
    color: #fff;
    font-weight: 800;
    font-size: 15px;
}
.close-nav {
    background: rgba(255,255,255,.2);
    border: none;
    color: #fff;
    font-size: 14px;
    width: 28px; height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.nav-list { list-style: none; padding: 10px 0; flex: 1; }
.nav-section {
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--gray-3);
    padding: 14px 18px 4px;
}
.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 18px;
    color: var(--gray-1);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: background .15s, color .15s;
}
.nav-link:hover { background: var(--primary-l); color: var(--primary); }
.nav-link.active { background: var(--primary-l); color: var(--primary); font-weight: 800; }
.nav-icon { font-size: 17px; width: 22px; text-align: center; }
.nav-logout { color: var(--danger); }
.nav-logout:hover { background: var(--danger-l); color: var(--danger); }

.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.40);
    z-index: 250;
}
.overlay.show { display: block; }

/* ---- MAIN CONTENT ---- */
.main-wrap {
    flex: 1;
    padding-top: var(--header-h);
    padding-bottom: 20px;
    min-height: calc(100vh - 60px);
}
.main-wrap.no-header { padding-top: 0; }

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px 14px;
}

/* ---- FOOTER ---- */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,.55);
    font-size: 12px;
    text-align: center;
}
.footer-inner {
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}
.footer-credit { color: rgba(255,255,255,.75); }
.footer-credit strong { color: #fff; }

/* ---- LOGIN PAGE ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a56db 0%, #0ea5e9 100%);
    padding: 20px;
}
.login-box {
    background: var(--white);
    border-radius: 20px;
    padding: 36px 28px;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--shadow-lg);
}
.login-logo {
    text-align: center;
    margin-bottom: 24px;
}
.login-icon { font-size: 46px; display: block; margin-bottom: 8px; }
.login-title {
    font-size: 20px;
    font-weight: 900;
    color: var(--dark);
    line-height: 1.2;
}
.login-addr {
    font-size: 12px;
    color: var(--gray-2);
    margin-top: 4px;
}

/* ---- CARDS ---- */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.card-header {
    padding: 16px 18px 12px;
    border-bottom: 1px solid var(--gray-5);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}
.card-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--dark);
}
.card-body { padding: 16px 18px; }

/* ---- STATS GRID ---- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    text-align: center;
}
.stat-icon { font-size: 28px; margin-bottom: 6px; }
.stat-value {
    font-size: 22px;
    font-weight: 900;
    color: var(--dark);
    line-height: 1;
}
.stat-label {
    font-size: 12px;
    color: var(--gray-2);
    font-weight: 600;
    margin-top: 4px;
}
.stat-card.green .stat-value { color: var(--success); }
.stat-card.red   .stat-value { color: var(--danger); }
.stat-card.blue  .stat-value { color: var(--primary); }

/* ---- FORMS ---- */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-1);
    margin-bottom: 6px;
}
.form-control {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gray-4);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 15px;
    color: var(--dark);
    background: var(--white);
    transition: border-color .15s, box-shadow .15s;
    -webkit-appearance: none;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 20px;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 14px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: opacity .15s, transform .10s;
    white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary   { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-d); }
.btn-success   { background: var(--success); color: #fff; }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-outline   { background: transparent; border: 1.5px solid var(--gray-4); color: var(--gray-1); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-full { width: 100%; }

/* ---- ALERTS ---- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.alert-danger  { background: var(--danger-l);  color: #991b1b; }
.alert-success { background: var(--success-l); color: #065f46; }
.alert-warning { background: var(--warning-l); color: #92400e; }

/* ---- TABLES ---- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
th {
    background: var(--gray-6);
    padding: 10px 12px;
    text-align: left;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--gray-2);
    white-space: nowrap;
    border-bottom: 1px solid var(--gray-4);
}
td {
    padding: 11px 12px;
    border-bottom: 1px solid var(--gray-5);
    vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--gray-6); }

/* ---- BADGES ---- */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
}
.badge-green  { background: var(--success-l); color: #065f46; }
.badge-red    { background: var(--danger-l);  color: #991b1b; }
.badge-blue   { background: var(--primary-l); color: var(--primary); }
.badge-yellow { background: var(--warning-l); color: #92400e; }
.badge-gray   { background: var(--gray-4);    color: var(--gray-1); }

/* ---- PAGE TITLE ---- */
.page-title {
    font-size: 22px;
    font-weight: 900;
    color: var(--dark);
    margin-bottom: 4px;
}
.page-subtitle {
    font-size: 13px;
    color: var(--gray-2);
    margin-bottom: 20px;
}

/* ---- DIVIDER ---- */
.divider { height: 1px; background: var(--gray-4); margin: 20px 0; }

/* ---- DASHBOARD QUICK LINKS ---- */
.quick-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 16px;
}
.quick-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px 12px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--dark);
    font-weight: 700;
    font-size: 13px;
    text-align: center;
    transition: box-shadow .15s, transform .10s;
    border: 2px solid transparent;
}
.quick-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: var(--primary-l); }
.quick-card .qc-icon { font-size: 30px; }
.quick-card .qc-label { color: var(--gray-1); }

/* ---- EMPTY STATE ---- */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--gray-3);
}
.empty-state .es-icon { font-size: 48px; display: block; margin-bottom: 12px; }
.empty-state p { font-size: 15px; font-weight: 600; }

/* ---- RESPONSIVE ---- */
@media (min-width: 600px) {
    .stats-grid { grid-template-columns: repeat(4, 1fr); }
    .quick-grid { grid-template-columns: repeat(3, 1fr); }
    .container { padding: 24px 20px; }
    .login-box { padding: 44px 40px; }
    .login-title { font-size: 22px; }
}

@media (min-width: 900px) {
    .brand-sub { font-size: 11px; }
    .brand-main { font-size: 16px; }
}