@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --bg-dark: #020408;
    --bg-card: rgba(13, 17, 23, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #7c3aed;
    --accent-glow: rgba(124, 58, 237, 0.3);
    --accent-secondary: #3b82f6;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --border: rgba(255, 255, 255, 0.05);
    --sidebar-w: 260px;
    --glass: blur(25px) saturate(150%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    /* Mesh Gradient Background */
    background-image: 
        radial-gradient(at 0% 0%, rgba(124, 58, 237, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(59, 130, 246, 0.1) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(139, 92, 246, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-w);
    height: 100vh;
    position: fixed;
    background: rgba(8, 10, 14, 0.8);
    backdrop-filter: var(--glass);
    border-right: 1px solid var(--border);
    padding: 2.5rem 1.25rem;
    z-index: 100;
}

.sidebar h1 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.nav-links { list-style: none; }
.nav-links li { margin-bottom: 0.5rem; }

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.9rem;
}

.nav-links a:hover {
    color: white;
    background: rgba(255, 255, 255, 0.03);
}

.nav-links a.active {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    color: white;
    box-shadow: 0 8px 20px -6px var(--accent-glow);
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-w);
    padding: 3rem;
    width: calc(100% - var(--sidebar-w));
    min-height: 100vh;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.header-top h2 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -1px;
}

/* Glass Panels */
.panel {
    background: var(--bg-card);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2rem;
    display: none;
    animation: fadeIn 0.4s ease-out;
}
.panel.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.stat-card h3 {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-card .value {
    font-size: 2rem;
    font-weight: 800;
}

/* Modern Tables */
.table-container {
    overflow-x: auto;
    border-radius: 20px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 900px;
}

th {
    background: rgba(255, 255, 255, 0.02);
    padding: 1rem 1.25rem;
    text-align: left;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    color: #cbd5e1;
    vertical-align: middle;
}

tr:hover td {
    background: rgba(255, 255, 255, 0.01);
}

/* Ограничение ширины для колонки названия */
table td:nth-child(3) {
    max-width: 250px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Buttons */
.btn {
    background: var(--accent);
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    color: white;
    border: none;
    padding: 0.6rem 1.25rem;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px -5px var(--accent-glow);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px -8px var(--accent-glow);
    filter: brightness(1.1);
}

.btn-table {
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    box-shadow: none;
}
.btn-table:hover {
    background: var(--accent);
    border-color: transparent;
}

.btn-danger-soft {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
    box-shadow: none;
    opacity: 0.6;
}
.btn-danger-soft:hover, .btn-danger-soft.confirm-ready {
    background: var(--danger);
    color: white;
    opacity: 1;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-table.confirm-ready {
    background: var(--danger) !important;
    color: white !important;
    border-color: transparent !important;
}

.btn-table i.fa-trash {
    opacity: 0.4;
    transition: opacity 0.3s;
}
.btn-table:hover i.fa-trash {
    opacity: 1;
    color: var(--danger);
}

.btn-ozon {
    background: linear-gradient(135deg, #005bff, #00d4ff) !important;
    box-shadow: 0 4px 15px -5px rgba(0, 91, 255, 0.4) !important;
}
.btn-ozon:hover {
    box-shadow: 0 12px 25px -8px rgba(0, 91, 255, 0.6) !important;
}

.btn-wb {
    background: linear-gradient(135deg, #cb11ab, #ff00d4) !important;
    box-shadow: 0 4px 15px -5px rgba(203, 17, 171, 0.4) !important;
}
.btn-wb:hover {
    box-shadow: 0 12px 25px -8px rgba(203, 17, 171, 0.6) !important;
}

/* Header Actions */
.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: nowrap; /* Запрещаем перенос, чтобы они не падали друг под друга */
}

.search-input {
    width: 280px;
    padding: 0.65rem 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.4);
    color: white;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    width: 320px;
}

.view-toggle {
    display: flex;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.3rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    gap: 0.25rem;
}

.view-toggle button {
    background: transparent;
    border: none !important; /* Убираем стандартную рамку */
    color: var(--text-secondary);
    padding: 0.5rem 1.25rem;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.view-toggle button:hover {
    color: white;
}

.view-toggle button.active {
    background: var(--accent) !important;
    color: white !important;
    box-shadow: 0 4px 12px var(--accent-glow);
}

/* Delete Mode Switch */
.delete-mode-switch {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 38px;
}
.delete-mode-switch input { opacity: 0; width: 0; height: 0; }
.delete-mode-switch .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    transition: .4s;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}
.delete-mode-switch input:checked + .slider {
    background: var(--danger);
    border-color: transparent;
    color: white;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

/* Delete Cross Button */
.btn-delete-cross {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.8rem;
}
.btn-delete-cross:hover {
    background: var(--danger);
    color: white;
    transform: scale(1.1);
}
body.delete-mode-active .btn-delete-cross {
    display: flex;
}

/* Tags */
.tag {
    padding: 0.25rem 0.75rem;
    border-radius: 8px;
    font-size: 0.65rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.05);
}
.tag.success { color: var(--success); background: rgba(16, 185, 129, 0.1); }
.tag.warning { color: var(--warning); background: rgba(245, 158, 11, 0.1); }
.tag.danger { color: var(--danger); background: rgba(239, 68, 68, 0.1); }
.tag-ozon { color: #3b82f6 !important; border: 1px solid rgba(59, 130, 246, 0.3) !important; background: rgba(59, 130, 246, 0.1) !important; }
.tag-wb { color: #a855f7 !important; border: 1px solid rgba(168, 85, 247, 0.3) !important; background: rgba(168, 85, 247, 0.1) !important; }

/* Modals */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    display: none;
    place-items: center;
    z-index: 200;
}
.modal.active { display: grid; }

.modal-content {
    background: #0d1117;
    border: 1px solid var(--border);
    padding: 2.5rem;
    border-radius: 28px;
    width: 90%;
    max-width: 440px;
}

.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}
.form-group input {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    color: white;
}
.form-group input:focus {
    border-color: var(--accent);
    outline: none;
}

/* Grid View Extensions */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.item-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.item-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.5);
}

.item-card-img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid var(--border);
}

.item-card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.item-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-card-sku {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
}

.item-card-stock {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--success);
    margin-top: 0.5rem;
}

.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }

/* Login Page Specific */
.login-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    padding: 3rem;
    border-radius: 32px;
    width: 100%;
    max-width: 400px;
}

/* History Table Info */
.article-info {
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.2;
    margin-bottom: 2px;
}
/* Grouped History Rows */
.group-row {
    cursor: pointer;
    background: rgba(124, 58, 237, 0.05) !important;
    transition: all 0.2s ease;
}
.group-row:hover {
    background: rgba(124, 58, 237, 0.12) !important;
}
.details-row {
    display: none;
    background: rgba(0, 0, 0, 0.15) !important;
}
.details-row.active {
    display: table-row;
}
.details-container {
    padding: 1.5rem;
    border-left: 3px solid var(--accent);
    margin: 0.5rem 1rem;
    border-radius: 0 16px 16px 0;
    background: rgba(255, 255, 255, 0.02);
}
.details-table {
    width: 100%;
    font-size: 0.8rem;
    border-collapse: collapse;
}
.details-table th {
    background: transparent !important;
    padding: 0.75rem !important;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border) !important;
}
.details-table td {
    padding: 0.75rem !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03) !important;
    max-width: none !important;
    white-space: normal !important;
}
.details-table tr:last-child td {
    border-bottom: none !important;
}