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

:root {
    /* --- Цветовая палитра --- */
    --primary-color: #0d6efd;
    --primary-gradient: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    --hover-gradient: linear-gradient(135deg, #0b5ed7 0%, #084298 100%);
    
    --secondary-bg: #f8f9fa;
    --dark-text: #2c3e50;
    --light-bg: #f0f2f5;
    
    /* Размеры и отступы */
    --header-height: 70px;
    --mobile-header-height: 60px;
    --border-radius: 16px;
    
    /* Тени и Эффекты */
    --shadow-soft: 0 10px 30px -10px rgba(13, 110, 253, 0.4);
    --shadow-card: 0 10px 40px rgba(0,0,0,0.08);
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-blur: blur(12px) saturate(180%);
}

/* =========================================
   1. ГЛОБАЛЬНЫЕ СТИЛИ
   ========================================= */
body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--light-bg);
    color: var(--dark-text);
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
    /* Убираем эластичный скролл на iOS для ощущения нативного приложения */
    overscroll-behavior-y: none; 
    -webkit-tap-highlight-color: transparent;
}

main {
    flex: 1;
    width: 100%;
    position: relative;
    box-sizing: border-box;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.2s;
}

a:hover {
    color: #0a58ca;
}

/* =========================================
   2. ХЕДЕР (GLASSMORPHISM)
   ========================================= */
header {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    height: var(--header-height);
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
    position: sticky;
    top: 0;
    z-index: 1020;
    transition: all 0.3s;
}

/* Логотип */
.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    user-select: none;
}

.logo-icon-box {
    width: 38px;
    height: 38px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(13, 110, 253, 0.3);
}

.logo-text-col {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1;
}

.logo-main {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--dark-text);
    letter-spacing: -0.5px;
}

.badge-alpha {
    font-size: 0.6rem;
    color: #ff6b6b;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 3px;
}

/* =========================================
   3. НАВИГАЦИЯ (DESKTOP)
   ========================================= */
.main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: 50px;
    margin-right: auto;
    height: 100%;
}

.nav-link-custom {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.2s;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
}

.nav-link-custom:hover {
    color: var(--primary-color);
}

/* Dropdown Menu */
.custom-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
    height: 100%;
    cursor: pointer;
}

.custom-dropdown-content {
    display: none;
    position: absolute;
    top: 50px;
    left: -15px;
    background-color: white;
    min-width: 240px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    border-radius: 16px;
    padding: 8px;
    z-index: 1100;
    border: 1px solid rgba(0,0,0,0.04);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.2s ease-out;
}

.custom-dropdown:hover .custom-dropdown-content {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.dropdown-trigger::after {
    content: '';
    display: inline-block;
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid #aaa;
    margin-left: 6px;
    vertical-align: middle;
    transition: transform 0.2s;
}

.custom-dropdown:hover .dropdown-trigger::after {
    transform: rotate(180deg);
    border-top-color: var(--primary-color);
}

.custom-dropdown-content a {
    color: var(--dark-text);
    padding: 12px 15px;
    text-decoration: none;
    display: block;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
}

.custom-dropdown-content a:hover {
    background-color: var(--secondary-bg);
    color: var(--primary-color);
}

/* =========================================
   4. ЭЛЕМЕНТЫ УПРАВЛЕНИЯ (КНОПКИ)
   ========================================= */
.header-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
}

/* Soft Buttons (Закругленные) */
.btn-soft {
    height: 42px;
    padding: 0 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-soft-primary {
    background: var(--primary-gradient);
    color: white !important;
    box-shadow: var(--shadow-soft);
}

.btn-soft-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px -8px rgba(13, 110, 253, 0.6);
}

.btn-soft-secondary {
    background: transparent;
    color: var(--dark-text);
    border: 1px solid rgba(0,0,0,0.1);
}

.btn-soft-secondary:hover {
    background: white;
    border-color: rgba(0,0,0,0.2);
    transform: translateY(-1px);
}

/* Круглые иконки (Тема / Выход) */
.btn-logout-circle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #777;
    background: transparent;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 1.2rem;
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-logout-circle:hover {
    background: #f1f3f5;
    color: var(--primary-color);
}

/* =========================================
   5. МОБИЛЬНАЯ НАВИГАЦИЯ
   ========================================= */
.mobile-nav-toggle {
    display: none; /* Скрыто на ПК */
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--dark-text);
    cursor: pointer;
    padding: 5px;
    margin-left: 10px;
    transition: transform 0.2s;
}

.mobile-nav-toggle:active {
    transform: scale(0.9);
}

/* Выезжающее меню */
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: fixed;
    top: var(--header-height); /* Появляется сразу под хедером */
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    z-index: 1010;
    border-bottom-left-radius: 24px;
    border-bottom-right-radius: 24px;
    
    /* Скрыто по умолчанию (уезжает вверх) */
    transform: translateY(-150%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav.is-open {
    transform: translateY(0);
}

/* Кнопки в мобильном меню */
.mobile-nav .btn-soft {
    width: 100%;
    justify-content: flex-start;
    padding: 0 20px;
    height: 50px;
}

.mobile-nav hr {
    margin: 5px 0;
    border: 0;
    border-top: 1px solid rgba(0,0,0,0.05);
}

/* =========================================
   6. ФОРМЫ (ОБЩИЕ СТИЛИ)
   ========================================= */
.form-container {
    max-width: 700px;
    margin: 3rem auto;
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: var(--shadow-card);
}

.form-floating > .form-control,
.form-floating > .form-select {
    border-radius: 12px;
    border: 1px solid #dee2e6;
    background-color: #fff;
    box-shadow: none !important; /* Убираем стандартное свечение Bootstrap */
    transition: border-color 0.2s, background-color 0.2s;
}

.form-floating > .form-control:focus,
.form-floating > .form-select:focus {
    border-color: var(--primary-color);
    background-color: #fff;
    box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.1) !important;
}

.form-floating > label {
    padding-left: 15px;
    color: #999;
}

/* =========================================
   7. ПОДВАЛ
   ========================================= */
footer {
    text-align: center;
    padding: 2rem;
    background: white;
    font-size: 0.85rem;
    color: #999;
    margin-top: auto; /* Прибивает футер к низу, если контента мало */
    border-top: 1px solid rgba(0,0,0,0.05);
}

footer a {
    color: var(--primary-color);
    font-weight: 600;
}

/* =========================================
   8. АДАПТИВНОСТЬ (MEDIA QUERIES)
   ========================================= */
@media (max-width: 992px) {
    .main-nav { display: none; }
    .mobile-nav-toggle { display: block; }
    header { padding: 0 20px; }
}

@media (max-width: 576px) {
    :root {
        --header-height: 60px; /* Уменьшаем высоту хедера на телефоне */
    }
    
    header {
        padding: 0 15px;
    }
    
    .logo-main {
        font-size: 1rem;
    }
    
    .logo-icon-box {
        width: 32px; height: 32px;
        font-size: 1rem;
        border-radius: 10px;
    }
    
    /* Скрываем кнопки "Добавить" и "Кабинет" из хедера на телефоне (они будут в меню) */
    .header-controls .btn-soft {
        display: none;
    }
    
    /* Оставляем кнопку смены темы и выхода видимыми или переносим в меню */
    .header-controls .btn-logout-circle {
        display: flex;
        width: 36px; height: 36px;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    /* Поднимаем меню чуть выше, т.к. хедер стал меньше */
    .mobile-nav {
        top: var(--header-height); 
    }
}

/* =========================================
   9. DARK MODE (ТЕМНАЯ ТЕМА)
   ========================================= */
[data-bs-theme="dark"] {
    --light-bg: #121212;
    --secondary-bg: #1e1e1e;
    --dark-text: #e0e0e0;
    --shadow-card: 0 10px 40px rgba(0,0,0,0.5);
    --glass-bg: rgba(30, 30, 30, 0.85);
}

[data-bs-theme="dark"] body {
    background-color: #121212;
    color: #e0e0e0;
}

/* Хедер */
[data-bs-theme="dark"] header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-bs-theme="dark"] .logo-main,
[data-bs-theme="dark"] .mobile-nav-toggle {
    color: #fff;
}

/* Мобильное меню */
[data-bs-theme="dark"] .mobile-nav {
    background: rgba(30, 30, 30, 0.98);
}
[data-bs-theme="dark"] .mobile-nav hr {
    border-top-color: rgba(255,255,255,0.1);
}

/* Кнопки */
[data-bs-theme="dark"] .btn-soft-secondary {
    color: #e0e0e0;
    border-color: rgba(255,255,255,0.2);
}
[data-bs-theme="dark"] .btn-soft-secondary:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
}
[data-bs-theme="dark"] .btn-logout-circle {
    color: #aaa;
}
[data-bs-theme="dark"] .btn-logout-circle:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
}

/* Формы */
[data-bs-theme="dark"] .form-container {
    background-color: #1e1e1e;
}
[data-bs-theme="dark"] .form-floating > .form-control,
[data-bs-theme="dark"] .form-floating > .form-select {
    background-color: #2c2c2c;
    border-color: #444;
    color: #fff;
}
[data-bs-theme="dark"] .form-floating > .form-control:focus {
    background-color: #333;
    border-color: var(--primary-color);
}
[data-bs-theme="dark"] .form-floating > label {
    color: #aaa;
}

/* Dropdown */
[data-bs-theme="dark"] .custom-dropdown-content {
    background-color: #2c2c2c;
    border-color: #444;
}
[data-bs-theme="dark"] .custom-dropdown-content a {
    color: #ddd;
}
[data-bs-theme="dark"] .custom-dropdown-content a:hover {
    background-color: #383838;
    color: #fff;
}

/* Подвал */
[data-bs-theme="dark"] footer {
    background-color: #1e1e1e;
    border-top-color: #333;
}

/* Цвета Bootstrap утилит (переопределение) */
[data-bs-theme="dark"] .text-dark { color: #f8f9fa !important; }
[data-bs-theme="dark"] .text-muted { color: #aaa !important; }
[data-bs-theme="dark"] .bg-light { background-color: #212529 !important; border-color: #333 !important; }
[data-bs-theme="dark"] .bg-white { background-color: #2c2c2c !important; color: #fff !important; }