/* ============================================================
   Система управления задачами — главная таблица стилей
   Современный минимализм, светлая/тёмная тема, адаптивность
   ============================================================ */

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

:root {
    /* Бренд */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --accent-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --primary: #6b5cf0;
    --primary-strong: #5a48d6;

    /* Поверхности и текст (светлая тема) */
    --bg-color: #f3f4fb;
    --surface: #ffffff;
    --surface-2: #f7f8fc;
    --border: #e6e8f0;
    --text-color: #1f2433;
    --text-light: #6b7280;
    --white: #ffffff;

    /* Семантические */
    --success: #16a34a;
    --error: #e11d48;
    --warning: #ea8a0c;
    --info: #2563eb;

    /* Приоритеты */
    --priority-low: #16a34a;
    --priority-medium: #2563eb;
    --priority-high: #ea8a0c;
    --priority-critical: #e11d48;

    /* Тени */
    --shadow-sm: 0 1px 2px rgba(20, 20, 50, 0.06);
    --shadow-md: 0 4px 16px rgba(20, 20, 50, 0.08);
    --shadow-lg: 0 16px 40px rgba(20, 20, 50, 0.14);

    /* Отступы */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Скругления */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition: 0.22s ease;
}

[data-theme="dark"] {
    --bg-color: #0f1117;
    --surface: #181b24;
    --surface-2: #1f232e;
    --border: #2b3040;
    --text-color: #e6e8f0;
    --text-light: #98a0b3;
    --white: #181b24;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    transition: background-color var(--transition), color var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

h1, h2, h3 { line-height: 1.25; }

/* Иконки */
.icon {
    width: 1.15em;
    height: 1.15em;
    display: inline-block;
    vertical-align: -0.18em;
    fill: none;
    stroke: currentColor;
    flex-shrink: 0;
}

/* ---------- Навигация ---------- */
.navbar {
    background: var(--primary-gradient);
    color: #fff;
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    font-size: 1.35rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: -0.02em;
    transition: opacity var(--transition);
}
.logo:hover { opacity: 0.9; }
.logo .icon { width: 1.4rem; height: 1.4rem; }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.35rem;
    align-items: center;
}

.nav-menu a {
    color: #fff;
    text-decoration: none;
    transition: background var(--transition);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-md);
    position: relative;
}
.nav-menu a:hover { background: rgba(255, 255, 255, 0.16); }

.nav-badge {
    background: var(--accent-gradient);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.nav-toggle, .theme-toggle {
    background: rgba(255, 255, 255, 0.14);
    border: none;
    color: #fff;
    cursor: pointer;
    border-radius: var(--radius-md);
    padding: 0.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}
.nav-toggle { display: none; }
.nav-toggle:hover, .theme-toggle:hover { background: rgba(255, 255, 255, 0.28); }
.theme-toggle .icon { width: 1.15rem; height: 1.15rem; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: inline-block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: inline-block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* ---------- Контент ---------- */
.main-content { flex: 1; padding: var(--spacing-xl) 0; }

/* ---------- Flash + Toast ---------- */
.flash-messages { margin-bottom: var(--spacing-lg); }

.flash-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    box-shadow: var(--shadow-sm);
    animation: slideIn 0.3s ease-out;
}
.flash-success { background: var(--success); }
.flash-error   { background: var(--error); }
.flash-warning { background: var(--warning); }
.flash-info    { background: var(--info); }

.flash-close {
    background: none; border: none; color: inherit;
    font-size: 1.4rem; cursor: pointer; margin-left: var(--spacing-md);
    opacity: 0.85; line-height: 1;
}
.flash-close:hover { opacity: 1; }

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-width: min(360px, calc(100vw - 2rem));
}
.toast {
    background: var(--surface);
    color: var(--text-color);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.92rem;
    animation: toastIn 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.toast.hide { animation: toastOut 0.3s ease forwards; }
.toast-success { border-left-color: var(--success); }
.toast-success .icon { color: var(--success); }
.toast-error { border-left-color: var(--error); }
.toast-error .icon { color: var(--error); }
.toast-info { border-left-color: var(--info); }
.toast-info .icon { color: var(--info); }
.toast .icon { width: 1.25rem; height: 1.25rem; }

/* ---------- Кнопки ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), opacity var(--transition);
    text-align: center;
}
.btn:active { transform: translateY(1px); }
.btn .icon { width: 1.05em; height: 1.05em; }

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-secondary {
    background: var(--surface);
    color: var(--text-color);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--surface-2); border-color: var(--primary); }

.btn-block { display: flex; width: 100%; }
.btn-link {
    background: none; color: var(--primary);
    text-decoration: none; padding: 0.3rem 0; font-weight: 600;
}
.btn-link:hover { text-decoration: underline; }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.85rem; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn-danger { background: var(--error); color: #fff; }
.btn-danger:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn-icon { padding: 0.45rem; }
.btn-icon .icon { width: 1.05rem; height: 1.05rem; }

/* ---------- Формы ---------- */
.form-group { margin-bottom: var(--spacing-lg); }
.form-label {
    display: block; margin-bottom: var(--spacing-sm);
    font-weight: 600; color: var(--text-color); font-size: 0.92rem;
}
.form-control {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--surface);
    color: var(--text-color);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(107, 92, 240, 0.18);
}
textarea.form-control { resize: vertical; min-height: 110px; }
select.form-control { cursor: pointer; }
.form-errors { margin-top: var(--spacing-xs); }
.error { color: var(--error); font-size: 0.85rem; }
.checkbox-label { display: flex; align-items: center; gap: var(--spacing-sm); cursor: pointer; }

/* ---------- Карточки ---------- */
.card, .stats-card, .reminders-card, .recent-tasks-card,
.about-section, .auth-card, .filters-card, .task-card,
.category-form-card, .category-card, .profile-info-card,
.stats-section, .priorities-section, .form-card,
.admin-stat-card, .admin-section, .users-table-card,
.empty-state, .chart-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.card {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ---------- Главная ---------- */
.hero-section { text-align: center; padding: var(--spacing-xl) 0; }
.hero-section h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.welcome-text { font-size: 1.15rem; color: var(--text-light); margin-bottom: var(--spacing-lg); }
.hero-buttons { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}
.stats-card, .reminders-card, .recent-tasks-card { padding: var(--spacing-lg); }
.stats-card h2, .reminders-card h2, .recent-tasks-card h2 {
    margin-bottom: var(--spacing-lg);
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 1.2rem;
}

.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
.stat-item {
    text-align: center; padding: var(--spacing-md);
    background: var(--surface-2); border-radius: var(--radius-md);
}
.stat-value {
    display: block; font-size: 1.9rem; font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label { display: block; color: var(--text-light); font-size: 0.82rem; margin-top: var(--spacing-xs); }

.reminders-list, .tasks-list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.reminder-item {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.7rem; background: var(--surface-2); border-radius: var(--radius-md);
}
.reminder-icon { color: var(--warning); display: flex; }
.reminder-icon .icon { width: 1.2rem; height: 1.2rem; }
.reminder-content { display: flex; flex-direction: column; }
.reminder-time { font-size: 0.8rem; color: var(--text-light); }
.task-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.6rem 0.7rem; background: var(--surface-2); border-radius: var(--radius-md);
}
.task-item a { color: var(--text-color); text-decoration: none; font-weight: 500; }
.task-item a:hover { color: var(--primary); }
.task-priority { font-size: 0.78rem; font-weight: 600; padding: 0.15rem 0.5rem; border-radius: 999px; color: #fff; }

/* ---------- О проекте ---------- */
.about-container { max-width: 920px; margin: 0 auto; }
.about-header { text-align: center; margin-bottom: var(--spacing-xl); }
.about-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.about-section { margin-bottom: var(--spacing-lg); padding: var(--spacing-xl); }
.about-section h2 { margin-bottom: var(--spacing-lg); font-size: 1.3rem; }
.about-theme { font-size: 1.05rem; margin-bottom: var(--spacing-md); }
.author-name { font-size: 1.35rem; color: var(--primary); font-weight: 700; }

.features-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md); margin-top: var(--spacing-lg);
}
.feature-card {
    padding: var(--spacing-lg); background: var(--surface-2);
    border: 1px solid var(--border); border-radius: var(--radius-md);
    transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feature-card h3 {
    margin-bottom: var(--spacing-sm); display: flex; align-items: center;
    gap: 0.5rem; font-size: 1.05rem;
}
.feature-card h3 .icon { color: var(--primary); width: 1.3rem; height: 1.3rem; }

.tech-list, .features-list { list-style: none; padding-left: 0; }
.tech-list li, .features-list li {
    padding: var(--spacing-sm) 0; padding-left: 1.6rem; position: relative;
}
.tech-list li::before, .features-list li::before {
    content: "✓"; position: absolute; left: 0; color: var(--success); font-weight: 700;
}

/* ---------- Аутентификация ---------- */
.auth-container {
    display: flex; justify-content: center; align-items: center;
    min-height: 60vh; padding: var(--spacing-xl) 0;
}
.auth-card { padding: var(--spacing-xl); width: 100%; max-width: 420px; box-shadow: var(--shadow-lg); }
.auth-card h1 {
    text-align: center; margin-bottom: var(--spacing-xl); font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.auth-links { text-align: center; margin-top: var(--spacing-lg); color: var(--text-light); }
.auth-links a { color: var(--primary); text-decoration: none; font-weight: 600; }
.auth-links a:hover { text-decoration: underline; }

/* ---------- Футер ---------- */
.footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    color: var(--text-light);
    text-align: center;
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}
.footer-sub { font-size: 0.82rem; opacity: 0.8; margin-top: 0.2rem; }

/* ---------- Анимации ---------- */
@keyframes slideIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(40px); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.tasks-grid > *, .categories-grid > *, .features-grid > * { animation: fadeUp 0.35s ease both; }

/* ---------- Быстрая статистика ---------- */
.quick-stats {
    display: flex; align-items: center; gap: 1.5rem;
    background: var(--surface); border: 1px solid var(--border);
    padding: 1rem 1.5rem; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md); margin-bottom: 1.5rem; flex-wrap: wrap;
}
.qs-item { display: flex; flex-direction: column; align-items: center; min-width: 60px; }
.qs-value { font-size: 1.5rem; font-weight: 800; line-height: 1; }
.qs-label { font-size: 0.72rem; color: var(--text-light); margin-top: 3px; }
.qs-active .qs-value { color: var(--info); }
.qs-completed .qs-value { color: var(--success); }
.qs-overdue .qs-value { color: var(--error); }
.qs-progress { flex: 1; display: flex; flex-direction: column; gap: 4px; min-width: 150px; }
.progress-bar-wrap { height: 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: var(--primary-gradient); border-radius: 999px; transition: width 0.6s ease; }
.qs-pct { font-size: 0.75rem; color: var(--text-light); }

/* ---------- Задачи ---------- */
.tasks-header, .categories-header, .profile-header, .admin-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: var(--spacing-lg); gap: var(--spacing-md); flex-wrap: wrap;
}
.tasks-header h1, .categories-header h1, .profile-header h1, .admin-header h1 {
    font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; letter-spacing: -0.02em;
}

.filters-card { padding: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.filters-form {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md); align-items: end;
}
.filter-group { display: flex; flex-direction: column; }
.filter-group label { margin-bottom: var(--spacing-xs); font-size: 0.82rem; font-weight: 600; color: var(--text-light); }

.tasks-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--spacing-lg); }
.task-card {
    padding: var(--spacing-lg);
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    border-left: 4px solid transparent;
}
.task-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.task-card.removing { opacity: 0; transform: scale(0.95); }
.task-card.task-overdue { border-left-color: var(--error); }
.task-card.task-overdue::after { content: ''; }

.priority-border-low { border-left-color: var(--priority-low); }
.priority-border-medium { border-left-color: var(--priority-medium); }
.priority-border-high { border-left-color: var(--priority-high); }
.priority-border-critical { border-left-color: var(--priority-critical); }

.task-completed { opacity: 0.65; }
.task-completed .task-header h3 { text-decoration: line-through; color: var(--text-light); }
.text-danger { color: var(--error); }

.task-header { display: flex; justify-content: space-between; align-items: start; gap: 0.5rem; margin-bottom: var(--spacing-md); }
.task-header h3 { margin: 0; flex: 1; font-size: 1.1rem; }
.task-description { color: var(--text-light); margin-bottom: var(--spacing-md); font-size: 0.92rem; }
.task-meta { display: flex; gap: var(--spacing-sm); margin-bottom: var(--spacing-md); flex-wrap: wrap; }
.task-category {
    padding: 0.2rem 0.55rem; border-radius: 999px;
    font-size: 0.78rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.3rem;
}
.task-status {
    padding: 0.2rem 0.55rem; border-radius: 999px; font-size: 0.78rem;
    font-weight: 600; color: #fff; display: inline-flex; align-items: center; gap: 0.3rem;
}
.status-active { background: var(--info); }
.status-completed { background: var(--success); }
.status-archived { background: var(--text-light); }

.recurrence-badge {
    padding: 0.2rem 0.55rem; border-radius: 999px; font-size: 0.78rem;
    font-weight: 600; background: rgba(107, 92, 240, 0.14); color: var(--primary);
    display: inline-flex; align-items: center; gap: 0.3rem;
}
.recurrence-badge .icon { width: 0.95rem; height: 0.95rem; }

.task-dates { margin-bottom: var(--spacing-md); font-size: 0.85rem; color: var(--text-light); }
.task-dates p { margin: var(--spacing-xs) 0; display: flex; align-items: center; gap: 0.4rem; }
.task-dates .icon { width: 1rem; height: 1rem; }
.task-actions { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; }

.priority-badge {
    padding: 0.22rem 0.6rem; border-radius: 999px; font-size: 0.72rem;
    font-weight: 700; text-transform: uppercase; color: #fff; letter-spacing: 0.02em;
    display: inline-flex; align-items: center; gap: 0.3rem; white-space: nowrap;
}
.priority-low { background: var(--priority-low); }
.priority-medium { background: var(--priority-medium); }
.priority-high { background: var(--priority-high); }
.priority-critical { background: var(--priority-critical); }

.empty-state { text-align: center; padding: 3rem var(--spacing-xl); }
.empty-icon { color: var(--primary); margin-bottom: 1rem; display: flex; justify-content: center; }
.empty-icon .icon { width: 3.2rem; height: 3.2rem; }
.empty-state h2 { margin-bottom: 0.5rem; }
.empty-state p { color: var(--text-light); margin-bottom: 1.5rem; }

/* ---------- Категории ---------- */
.category-form-card { padding: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.category-form-card h2 { margin-bottom: var(--spacing-lg); font-size: 1.2rem; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--spacing-md); align-items: end; }
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: var(--spacing-lg); }
.category-card { padding: var(--spacing-lg); border-left: 4px solid var(--primary); transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition); }
.category-card.removing { opacity: 0; transform: scale(0.95); }
.category-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.category-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--spacing-md); gap: 0.5rem; }
.category-header h3 { font-size: 1.05rem; }
.category-task-count { font-size: 0.82rem; color: var(--text-light); white-space: nowrap; }
.category-actions { display: flex; gap: var(--spacing-sm); }

/* ---------- Профиль ---------- */
.profile-info-card { padding: var(--spacing-xl); margin-bottom: var(--spacing-lg); }
.profile-info-card h2, .stats-section h2, .priorities-section h2 {
    margin-bottom: var(--spacing-lg); font-size: 1.2rem; display: flex; align-items: center; gap: 0.5rem;
}
.profile-info { margin-top: var(--spacing-lg); display: grid; gap: var(--spacing-sm); }
.profile-info p { font-size: 1rem; }
.stats-section, .priorities-section { padding: var(--spacing-xl); margin-bottom: var(--spacing-lg); }
.stats-grid-large { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--spacing-md); }
.stat-card {
    display: flex; align-items: center; gap: var(--spacing-md);
    padding: var(--spacing-lg); background: var(--surface-2);
    border: 1px solid var(--border); border-radius: var(--radius-md); box-shadow: none;
}
.stat-icon { color: var(--primary); display: flex; }
.stat-icon .icon { width: 2rem; height: 2rem; }
.stat-content { flex: 1; }
.stat-value-large {
    font-size: 1.9rem; font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.priorities-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--spacing-md); }
.priority-stat {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--spacing-md); background: var(--surface-2);
    border: 1px solid var(--border); border-radius: var(--radius-md);
}
.priority-count { font-weight: 800; font-size: 1.2rem; }

/* ---------- Графики ---------- */
.charts-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg); margin-bottom: var(--spacing-lg);
}
.chart-card { padding: var(--spacing-lg); }
.chart-card h3 {
    margin-bottom: var(--spacing-md); font-size: 1.05rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.chart-card h3 .icon { color: var(--primary); }
.chart-wrap { position: relative; height: 260px; }

/* ---------- Формы (страницы) ---------- */
.form-container { max-width: 800px; margin: 0 auto; }
.form-card { padding: var(--spacing-xl); box-shadow: var(--shadow-lg); }
.form-card h1 { margin-bottom: var(--spacing-lg); font-size: 1.5rem; font-weight: 800; }
.form-actions { display: flex; gap: var(--spacing-md); margin-top: var(--spacing-lg); flex-wrap: wrap; }
.form-divider { margin: var(--spacing-xl) 0 var(--spacing-lg); padding-top: var(--spacing-lg); border-top: 1px solid var(--border); }
.form-text { font-size: 0.82rem; color: var(--text-light); margin-top: var(--spacing-xs); }

/* ---------- Админ ---------- */
.admin-stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg); margin-bottom: var(--spacing-xl);
}
.admin-stat-card { padding: var(--spacing-lg); text-align: center; }
.admin-stat-card h3 { margin-bottom: var(--spacing-md); color: var(--text-light); font-size: 0.95rem; font-weight: 600; }
.admin-stat-value {
    font-size: 2.4rem; font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.admin-section { padding: var(--spacing-xl); margin-bottom: var(--spacing-lg); }
.admin-section h2 { margin-bottom: var(--spacing-lg); font-size: 1.2rem; }
.categories-list { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.category-stat-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--spacing-md); background: var(--surface-2);
    border: 1px solid var(--border); border-radius: var(--radius-md);
}
.category-count { font-weight: 700; color: var(--primary); }

.users-table-card { padding: var(--spacing-lg); overflow-x: auto; }
.users-table { width: 100%; border-collapse: collapse; }
.users-table th {
    background: var(--surface-2); padding: var(--spacing-md);
    text-align: left; font-weight: 700; border-bottom: 1px solid var(--border);
    font-size: 0.85rem; white-space: nowrap;
}
.users-table td { padding: var(--spacing-md); border-bottom: 1px solid var(--border); }
.users-table tr:hover td { background: var(--surface-2); }
.role-badge { padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600; color: #fff; }
.role-admin { background: var(--warning); }
.role-user { background: var(--info); }
.actions-cell { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; }

/* ---------- Поля ввода особых типов ---------- */
input[type="color"] {
    height: 42px; width: 100%; border: 1px solid var(--border);
    border-radius: var(--radius-md); cursor: pointer; background: var(--surface); padding: 3px;
}
input[type="datetime-local"] { padding: 0.6rem 0.85rem; color-scheme: light dark; }

/* ---------- Адаптивность ---------- */
@media (max-width: 860px) {
    .nav-toggle { display: inline-flex; }
    .nav-menu {
        position: fixed;
        top: 60px;
        right: 0;
        bottom: 0;
        width: min(280px, 80vw);
        background: var(--primary-strong);
        flex-direction: column;
        align-items: stretch;
        gap: 0.2rem;
        padding: var(--spacing-md);
        transform: translateX(110%);
        transition: transform 0.28s ease;
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
    }
    .nav-menu.open { transform: translateX(0); }
    .nav-menu a { padding: 0.75rem 0.9rem; }
}

@media (max-width: 768px) {
    .main-content { padding: var(--spacing-lg) 0; }
    .dashboard-grid, .stats-grid, .features-grid,
    .tasks-grid, .categories-grid, .charts-grid { grid-template-columns: 1fr; }
    .filters-form { grid-template-columns: 1fr 1fr; }
    .tasks-header, .categories-header, .profile-header, .admin-header { flex-direction: column; align-items: stretch; }
    .about-section, .form-card, .profile-info-card, .stats-section, .priorities-section { padding: var(--spacing-lg); }
}

@media (max-width: 480px) {
    .container { padding: 0 0.85rem; }
    .filters-form { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .actions-cell { flex-direction: column; }
    .quick-stats { gap: 1rem; }
    .toast-container { left: 0.75rem; right: 0.75rem; max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}