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

:root {
    /* ========================================= */
    /* 🌲 ГЛАВНЫЕ ЦВЕТА БРЕНДА                  */
    /* ========================================= */
    --primary: #344132;       
    --primary-hover: #252e23; 
    --btn-text: #ffffff;      
    --gradient-card: linear-gradient(135deg, #344132 0%, #4a5c47 100%);
    
    /* ========================================= */
    /* 📐 ЦВЕТА ФОНА И ТЕКСТА                    */
    /* ========================================= */
    --bg-color: #ffffff;      
    --card-bg: #ffffff;       
    --text-main: #0f172a;     
    --text-muted: #64748b;    
    --border: #e2e8f0;        
    
    /* Статусы */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #B02418;        
    
    --radius: 12px;           
}

/* БАЗОВЫЕ НАСТРОЙКИ */
body { font-family: 'Inter', sans-serif; background-color: var(--bg-color); color: var(--text-main); margin: 0; padding: 20px; font-size: 15px; -webkit-font-smoothing: antialiased; }
* { box-sizing: border-box; }

/* ========================================= */
/* 🔒 ЭКРАН ВХОДА                            */
/* ========================================= */
.login-screen { display: flex; justify-content: center; align-items: center; min-height: 90vh; }
.login-box { background: var(--card-bg); padding: 40px; border-radius: var(--radius); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05); width: 100%; max-width: 420px; border-top: 5px solid var(--primary); border: 1px solid var(--border); }
.login-input { width: 100%; padding: 14px 16px; margin-bottom: 16px; border: 1px solid var(--border); border-radius: 8px; font-size: 15px; transition: all 0.2s ease; background: #f8fafc; color: var(--text-main); }
.login-input:focus { outline: none; border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(52, 65, 50, 0.15); }

/* ========================================= */
/* 📊 ДАШБОРД И ШАПКА ПОЛЬЗОВАТЕЛЯ           */
/* ========================================= */
.header-wrapper { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.header-left { display: flex; align-items: center; gap: 18px; }
.logo-img { width: 56px; height: 56px; border-radius: 10px; object-fit: cover; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
.header-title { font-size: 24px; font-weight: 800; margin: 0; color: var(--text-main); letter-spacing: -0.5px; }
.header-subtitle { font-size: 14px; color: var(--text-muted); margin-top: 4px; font-weight: 500; }

.dashboard-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; margin-bottom: 35px; }
.stat-card { background: var(--card-bg); padding: 24px; border-radius: var(--radius); box-shadow: 0 4px 6px -1px rgba(0,0,0,0.03); border: 1px solid rgba(226, 232, 240, 0.8); display: flex; flex-direction: column; justify-content: center; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.stat-card:hover { transform: translateY(-2px); box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05); }
.stat-card.highlight { background: var(--gradient-card); color: var(--btn-text); border: none; box-shadow: 0 10px 25px -5px rgba(52, 65, 50, 0.3); }
.stat-card.highlight:hover { transform: translateY(-3px); box-shadow: 0 15px 25px -5px rgba(52, 65, 50, 0.4); }
.stat-title { font-size: 13px; text-transform: uppercase; font-weight: 700; letter-spacing: 0.8px; color: var(--text-muted); margin-bottom: 10px; }
.stat-card.highlight .stat-title { color: rgba(255, 255, 255, 0.7); } 
.stat-value { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; }
.manager-link { display: inline-block; margin-top: 12px; font-size: 14px; color: var(--primary); text-decoration: none; font-weight: 600; }
.manager-link:hover { text-decoration: underline; color: var(--primary-hover); }

/* ========================================= */
/* 🗂️ НАВИГАЦИЯ (ТАБЫ)                       */
/* ========================================= */
.nav-tabs { display: flex; gap: 12px; margin-bottom: 25px; border-bottom: 2px solid var(--border); padding-bottom: 15px; overflow-x: auto; }
.nav-btn { background: transparent; border: none; padding: 12px 20px; font-size: 15px; font-weight: 600; color: var(--text-muted); cursor: pointer; border-radius: 8px; transition: all 0.2s; white-space: nowrap; }
.nav-btn:hover { background: #e2e8f0; color: var(--text-main); }
.nav-btn.active { background: var(--text-main); color: #fff; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
.nav-btn.active-preorder { background: var(--primary); color: var(--btn-text); box-shadow: 0 4px 6px -1px rgba(52, 65, 50, 0.2); }
.logout-btn { background: transparent; color: var(--danger); border: 1px solid var(--danger); padding: 10px 20px; border-radius: 8px; font-weight: 600; cursor: pointer; margin-left: auto; transition: 0.2s; }
.logout-btn:hover { background: var(--danger); color: #ffffff; box-shadow: 0 4px 10px rgba(176, 36, 24, 0.2); }

/* ========================================= */
/* 📂 1C-СТАЙЛ: СЕТКА (КАТЕГОРИИ СЛЕВА)      */
/* ========================================= */
.catalog-layout { display: flex; gap: 20px; align-items: flex-start; }
.sidebar { width: 280px; background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 0; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.03); flex-shrink: 0; position: sticky; top: 20px; max-height: calc(100vh - 40px); overflow-y: auto; }
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background-color: #cbd5e1; border-radius: 4px; }
.cat-item { padding: 10px 20px; cursor: pointer; font-size: 14px; color: var(--text-main); transition: background 0.2s, color 0.2s; border-left: 3px solid transparent; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 500; }
.cat-item:hover { background: #f8fafc; }
.cat-item.active { background: #f1f5f9; border-left-color: var(--primary); color: var(--primary); font-weight: 700; }
.main-content { flex: 1; min-width: 0; }
@media (max-width: 900px) { .catalog-layout { flex-direction: column; } .sidebar { width: 100%; max-height: 250px; position: static; margin-bottom: 20px; } }

/* ========================================= */
/* 📋 ТАБЛИЦА ТОВАРОВ                        */
/* ========================================= */
.search-box { width: 100%; padding: 16px 24px 16px 55px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 16px; margin-bottom: 24px; background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%2394a3b8" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>'); background-repeat: no-repeat; background-position: 20px center; transition: 0.2s; }
.search-box:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(52, 65, 50, 0.15); }
.table-responsive { background: var(--card-bg); border-radius: var(--radius); box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05); border: 1px solid rgba(226, 232, 240, 0.8); overflow-x: auto; max-height: calc(100vh - 150px); overflow-y: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; }
thead th { background: #f8fafc; padding: 18px 20px; font-size: 13px; text-transform: uppercase; color: var(--text-muted); position: sticky; top: 0; z-index: 10; border-bottom: 2px solid var(--border); font-weight: 700; cursor: pointer; letter-spacing: 0.5px; }
tbody td { padding: 18px 20px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background-color: #f8fafc; }

/* Колонки и переносы */
.col-name { white-space: normal !important; word-wrap: break-word; word-break: break-word; min-width: 200px; line-height: 1.4; }
.col-art, .col-code { color: var(--text-main); font-size: 14px; font-family: 'Inter', sans-serif; font-weight: 500; white-space: nowrap; }

/* Ввод количества */
.qty-wrapper { display: flex; align-items: center; justify-content: center; flex-wrap: nowrap; gap: 4px; }
.qty-btn { width: 32px; height: 32px; font-size: 18px; border: 1px solid var(--border); background: #f8fafc; border-radius: 6px; cursor: pointer; color: var(--text-main); display: flex; align-items: center; justify-content: center; padding: 0; line-height: 1; transition: background 0.2s; }
.qty-btn:hover { background: #e2e8f0; }
.qty-input { width: 55px; height: 32px; padding: 0 4px; text-align: center; border: 2px solid var(--border); background-color: #ffffff; color: var(--text-main); border-radius: 6px; font-weight: 700; font-size: 15px; transition: 0.2s; -moz-appearance: textfield; }
.qty-input::-webkit-outer-spin-button, .qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(52, 65, 50, 0.2); }

.stock-badge {
    display: inline-block;
    background: var(--primary);
    color: #ffffff !important;
    padding: 6px 12px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 13px;
    text-align: center;
    min-width: 60px;
    line-height: 1.4;
}
.stock-badge * { color: #ffffff !important; }

/* ========================================= */
/* 🕹️ КНОПКИ И МОДАЛЬНЫЕ ОКНА              */
/* ========================================= */
.btn { background: var(--primary); color: var(--btn-text); border: none; padding: 14px 24px; border-radius: 8px; font-size: 16px; font-weight: 800; cursor: pointer; transition: all 0.2s ease; width: 100%; text-decoration: none; display: inline-block; text-align: center; box-sizing: border-box; }
.btn:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 10px 15px -3px rgba(52, 65, 50, 0.3); }
.btn:active { transform: translateY(0); }
.btn:disabled { background: #e2e8f0; color: #94a3b8; cursor: not-allowed; transform: none; box-shadow: none; }
.modal { display: none; position: fixed; z-index: 100; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(15, 23, 42, 0.6); backdrop-filter: blur(8px); }
.modal-content { background-color: var(--card-bg); margin: 4% auto; padding: 40px; border-radius: 20px; width: 90%; max-width: 900px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); max-height: 90vh; overflow-y: auto; }
.close { color: var(--text-muted); float: right; font-size: 32px; font-weight: bold; cursor: pointer; line-height: 1; transition: 0.2s; }
.close:hover { color: var(--danger); transform: rotate(90deg); }
.delete-btn { background: transparent; border: 1px solid var(--border); border-radius: 8px; padding: 8px; cursor: pointer; font-size: 18px; transition: 0.2s; }
.delete-btn:hover { background: var(--danger); border-color: var(--danger); filter: grayscale(100) brightness(10); transform: scale(1.05); }
.status-badge { padding: 6px 12px; border-radius: 20px; font-size: 13px; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase;}
#authError, #regError, #forgotError { color: var(--danger); background: #fafafa; padding: 12px; border-radius: 8px; font-size: 14px; margin-bottom: 20px; display: none; font-weight: 600; border: 1px solid rgba(176, 36, 24, 0.3); }