/* =========================================================================
   Дашборд задач — современные стили (glassmorphism, светлая + тёмная темы)
   ========================================================================= */

/* --------------------------- Переменные тем --------------------------- */
:root {
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
            Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";

    --radius: 18px;
    --radius-sm: 12px;
    --maxw: 1180px;

    --glass-bg: rgba(255, 255, 255, 0.62);
    --glass-border: rgba(255, 255, 255, 0.7);
    --glass-blur: 16px;

    --text: #1b2230;
    --text-soft: #5a6478;
    --text-mute: #8b93a7;

    --bg-1: #eef2ff;
    --bg-2: #f6f0ff;
    --bg-3: #ecfbff;
    --orb-1: rgba(99, 102, 241, .55);
    --orb-2: rgba(236, 72, 153, .40);
    --orb-3: rgba(14, 165, 233, .40);

    --primary: #6366f1;
    --primary-600: #4f46e5;
    --primary-soft: rgba(99, 102, 241, .14);

    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, .14);

    --shadow: 0 10px 30px -12px rgba(31, 41, 55, .28);
    --shadow-lg: 0 24px 60px -20px rgba(31, 41, 55, .40);

    --ring-track: rgba(99, 102, 241, .16);
    --ring-fg: #6366f1;

    /* статусы */
    --st-planned-bg: rgba(148, 163, 184, .20); --st-planned-tx: #475569;
    --st-progress-bg: rgba(245, 158, 11, .20); --st-progress-tx: #b45309;
    --st-done-bg: rgba(16, 185, 129, .20);     --st-done-tx: #047857;

    /* приоритеты */
    --pr-low-bg: rgba(148,163,184,.20);  --pr-low-tx: #475569;
    --pr-medium-bg: rgba(99,102,241,.18); --pr-medium-tx: #4338ca;
    --pr-high-bg: rgba(239,68,68,.18);   --pr-high-tx: #b91c1c;
}

html[data-theme="dark"] {
    --glass-bg: rgba(28, 33, 48, 0.62);
    --glass-border: rgba(255, 255, 255, 0.08);

    --text: #e7ebf5;
    --text-soft: #aeb6c8;
    --text-mute: #7c8599;

    --bg-1: #0b1020;
    --bg-2: #131a2e;
    --bg-3: #0a1422;
    --orb-1: rgba(99, 102, 241, .45);
    --orb-2: rgba(236, 72, 153, .32);
    --orb-3: rgba(14, 165, 233, .32);

    --primary: #818cf8;
    --primary-600: #6366f1;
    --primary-soft: rgba(129, 140, 248, .18);

    --shadow: 0 10px 30px -12px rgba(0, 0, 0, .55);
    --shadow-lg: 0 24px 60px -20px rgba(0, 0, 0, .65);

    --ring-track: rgba(148, 163, 184, .22);
    --ring-fg: #818cf8;

    --st-planned-bg: rgba(148, 163, 184, .22); --st-planned-tx: #cbd5e1;
    --st-progress-bg: rgba(245, 158, 11, .24); --st-progress-tx: #fbbf24;
    --st-done-bg: rgba(16, 185, 129, .26);     --st-done-tx: #34d399;

    --pr-low-bg: rgba(148,163,184,.22);  --pr-low-tx: #cbd5e1;
    --pr-medium-bg: rgba(129,140,248,.24); --pr-medium-tx: #c7d2fe;
    --pr-high-bg: rgba(239,68,68,.26);   --pr-high-tx: #fca5a5;
}

/* ------------------------------- Reset --------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Гарантируем, что атрибут [hidden] всегда скрывает элемент,
   даже если другой класс задаёт display: grid/flex и т.п.
   (исправляет баг: модалка создания была видна сразу и не закрывалась) */
[hidden] { display: none !important; }

body {
    font-family: var(--font);
    color: var(--text);
    background:
        radial-gradient(1200px 800px at 80% -10%, var(--bg-3), transparent 60%),
        radial-gradient(1000px 700px at -10% 10%, var(--bg-2), transparent 55%),
        linear-gradient(180deg, var(--bg-1), var(--bg-2));
    background-attachment: fixed;
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* Декоративные «орбы» фона */
.bg-orbs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.orb { position: absolute; width: 520px; height: 520px; border-radius: 50%; filter: blur(90px); opacity: .65; }
.orb-1 { background: var(--orb-1); top: -160px; left: -120px; }
.orb-2 { background: var(--orb-2); top: 30%; right: -180px; }
.orb-3 { background: var(--orb-3); bottom: -200px; left: 30%; }

/* ---------------------------- Стеклянность ----------------------------- */
.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* ------------------------------ Шапка ---------------------------------- */
.topbar {
    position: sticky; top: 0; z-index: 30;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
}
.topbar-inner {
    max-width: var(--maxw); margin: 0 auto; padding: 14px 20px;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark {
    width: 38px; height: 38px; flex: 0 0 38px;
    display: grid; place-items: center; border-radius: 12px;
    color: #fff; background: linear-gradient(135deg, var(--primary), #a855f7);
    box-shadow: 0 6px 18px -6px var(--primary);
}
.brand-title { font-size: 1.15rem; font-weight: 700; margin: 0; letter-spacing: -.01em; }
.admin-badge {
    font-size: .72rem; font-weight: 600; color: var(--primary-600);
    background: var(--primary-soft); padding: 3px 9px; border-radius: 999px;
}
.topbar-actions { display: flex; align-items: center; gap: 8px; }

/* ------------------------------ Кнопки --------------------------------- */
.btn {
    --b-bg: transparent; --b-tx: var(--text); --b-bd: transparent;
    appearance: none; cursor: pointer; font: inherit; font-weight: 600;
    color: var(--b-tx); background: var(--b-bg);
    border: 1px solid var(--b-bd);
    padding: 9px 16px; border-radius: 11px;
    transition: transform .12s ease, background .2s ease, box-shadow .2s ease, opacity .2s;
    display: inline-flex; align-items: center; gap: 7px; text-decoration: none;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-sm { padding: 6px 11px; font-size: .85rem; border-radius: 9px; }
.btn-block { width: 100%; justify-content: center; }

.btn-primary {
    --b-bg: linear-gradient(135deg, var(--primary), #8b5cf6); --b-tx: #fff;
    box-shadow: 0 10px 24px -10px var(--primary);
}
.btn-primary:hover { box-shadow: 0 14px 30px -10px var(--primary); }

.btn-ghost {
    --b-bg: var(--glass-bg); --b-bd: var(--glass-border); --b-tx: var(--text-soft);
}
.btn-ghost:hover { --b-tx: var(--text); }

.btn-danger { --b-tx: var(--danger); --b-bg: var(--danger-soft); }
.btn-danger:hover { --b-bg: rgba(239,68,68,.22); }

/* Переключатель темы */
.theme-toggle {
    width: 40px; height: 40px; padding: 0; border-radius: 12px;
    display: grid; place-items: center; color: var(--text-soft);
    background: var(--glass-bg); border: 1px solid var(--glass-border); cursor: pointer;
    transition: color .2s, transform .12s, background .2s;
}
.theme-toggle:hover { color: var(--text); transform: translateY(-1px); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* ------------------------------ Layout --------------------------------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 26px 20px 60px; }

/* ------------------------------ Виджеты -------------------------------- */
.widgets {
    display: grid; gap: 14px; margin-bottom: 22px;
    grid-template-columns: 1.1fr repeat(4, 1fr);
}
.widget { padding: 18px; display: flex; align-items: center; justify-content: center; }
.widget-ring { justify-content: center; position: relative; }
.widget-stat { flex-direction: column; gap: 4px; }

.stat-num { font-size: 2rem; font-weight: 800; line-height: 1; letter-spacing: -.02em; }
.stat-num.st-done { color: var(--st-done-tx); }
.stat-num.st-overdue { color: var(--danger); }
.stat-cap { font-size: .8rem; color: var(--text-mute); text-align: center; }

/* Круговой индикатор */
.ring { transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--ring-track); stroke-width: 12; }
.ring-fg {
    fill: none; stroke: var(--ring-fg); stroke-width: 12; stroke-linecap: round;
    transition: stroke-dashoffset .9s cubic-bezier(.22, 1, .36, 1);
}
.ring-label {
    position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
}
.ring-val { font-size: 1.6rem; font-weight: 800; letter-spacing: -.02em; }
.ring-cap { font-size: .72rem; color: var(--text-mute); }

/* ------------------------------ Фильтры -------------------------------- */
.filters {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 14px 16px; margin-bottom: 22px; flex-wrap: wrap;
}
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-btn {
    appearance: none; cursor: pointer; font: inherit; font-weight: 600; font-size: .85rem;
    color: var(--text-soft); padding: 7px 14px; border-radius: 999px;
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    transition: all .18s ease;
}
.chip-btn:hover { color: var(--text); transform: translateY(-1px); }
.chip-btn.is-active {
    color: #fff; border-color: transparent;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    box-shadow: 0 8px 20px -10px var(--primary);
}
.filter-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.select, .input {
    font: inherit; color: var(--text);
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    padding: 9px 12px; border-radius: 10px; outline: none;
    transition: border-color .2s, box-shadow .2s;
}
.select:focus, .input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}
.search { position: relative; display: flex; align-items: center; }
.search svg { position: absolute; left: 11px; color: var(--text-mute); pointer-events: none; }
.search .input { padding-left: 34px; min-width: 220px; }

/* ------------------------- Группы по статусу ---------------------------- */
.status-groups { display: flex; flex-direction: column; gap: 16px; margin-bottom: 10px; }

.status-group-header {
    width: 100%; display: flex; align-items: center; gap: 12px;
    padding: 16px 20px; cursor: pointer; appearance: none; text-align: left;
    font: inherit; color: var(--text);
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    border-radius: var(--radius); box-shadow: var(--shadow);
    transition: transform .12s ease;
}
.status-group-header:hover { transform: translateY(-1px); }

.status-group-dot { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 10px; }
.status-group-dot.st-planned  { background: #94a3b8; }
.status-group-dot.st-progress { background: #f59e0b; }
.status-group-dot.st-done     { background: #10b981; }

.status-group-title { font-weight: 700; font-size: 1.02rem; flex: 1; min-width: 0; }
.status-group-count {
    font-size: .78rem; font-weight: 700; color: var(--text-mute);
    background: var(--ring-track); padding: 3px 11px; border-radius: 999px;
}
.status-group-chevron { color: var(--text-mute); flex: 0 0 auto; transition: transform .2s ease; }
.status-group.is-open .status-group-chevron { transform: rotate(180deg); }

.status-group-body { display: none; padding-top: 14px; }
.status-group.is-open .status-group-body { display: block; }

.status-group-empty { margin: 0; padding: 10px 2px; color: var(--text-mute); font-size: .9rem; }

/* --------------------------- Сетка карточек ---------------------------- */
.task-grid {
    display: grid; gap: 16px;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.task-card {
    padding: 18px; display: flex; flex-direction: column; gap: 12px;
    position: relative; overflow: hidden; cursor: pointer;
    animation: cardIn .5s cubic-bezier(.22, 1, .36, 1) both;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.task-card::before {
    content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
    background: var(--card-accent, var(--primary));
}
.task-card.status-planned     { --card-accent: #94a3b8; }
.task-card.status-in_progress { --card-accent: #f59e0b; }
.task-card.status-done        { --card-accent: #10b981; }
.task-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.task-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.task-head-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.task-title { margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: -.01em; }
.task-added { font-size: .72rem; font-weight: 600; color: var(--text-mute); }

.badge {
    font-size: .72rem; font-weight: 700; padding: 4px 10px; border-radius: 999px;
    white-space: nowrap;
}
.st-planned  { background: var(--st-planned-bg);  color: var(--st-planned-tx); }
.st-progress { background: var(--st-progress-bg); color: var(--st-progress-tx); }
.st-done     { background: var(--st-done-bg);     color: var(--st-done-tx); }

.task-desc {
    margin: 0; color: var(--text-soft); font-size: .92rem;
    display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3;
    -webkit-box-orient: vertical; overflow: hidden;
}

.task-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: .75rem; font-weight: 600; padding: 4px 10px; border-radius: 999px;
    background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-soft);
}
.chip svg { opacity: .85; }
.chip-cat { color: var(--primary-600); background: var(--primary-soft); border-color: transparent; }
.pr-low    { background: var(--pr-low-bg);    color: var(--pr-low-tx);    border-color: transparent; }
.pr-medium { background: var(--pr-medium-bg); color: var(--pr-medium-tx); border-color: transparent; }
.pr-high   { background: var(--pr-high-bg);   color: var(--pr-high-tx);   border-color: transparent; }
.chip-due.due-soon    { color: var(--st-progress-tx); }
.chip-due.due-overdue { color: #fff; background: var(--danger); border-color: transparent; }
.chip-attach { color: var(--primary-600); background: var(--primary-soft); border-color: transparent; }
.chip-added  { color: var(--text-mute); }

/* Прогресс-бар */
.progress-wrap { display: flex; align-items: center; gap: 10px; margin-top: auto; }
.progress-bar {
    flex: 1; height: 8px; border-radius: 999px; overflow: hidden;
    background: var(--ring-track);
}
.progress-bar span {
    display: block; height: 100%; border-radius: 999px;
    background: linear-gradient(90deg, var(--primary), #8b5cf6);
    transition: width .6s cubic-bezier(.22, 1, .36, 1);
}
.progress-pct { font-size: .8rem; font-weight: 700; color: var(--text-soft); min-width: 34px; text-align: right; }

/* Действия в админке */
.task-actions {
    display: flex; gap: 8px; padding-top: 6px;
    border-top: 1px solid var(--glass-border);
}

.empty {
    grid-column: 1 / -1; padding: 40px; text-align: center; color: var(--text-mute);
}
.no-results { text-align: center; color: var(--text-mute); padding: 18px; }

/* ------------------------------ Админка -------------------------------- */
.admin-bar {
    display: flex; align-items: center; gap: 14px; margin-bottom: 22px; flex-wrap: wrap;
}
.admin-hint { font-size: .85rem; color: var(--text-mute); }

/* Модальное окно */
.modal-overlay {
    position: fixed; inset: 0; z-index: 60;
    background: rgba(15, 23, 42, .55); backdrop-filter: blur(4px);
    display: grid; place-items: center; padding: 20px;
    animation: fadeIn .2s ease;
}
.modal {
    width: min(560px, 100%); max-height: 90vh; overflow: auto; padding: 22px;
    animation: modalIn .25s cubic-bezier(.22, 1, .36, 1);
}
.modal-form { display: flex; flex-direction: column; gap: 14px; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.modal-head h2 { margin: 0; font-size: 1.2rem; }
.modal-close {
    appearance: none; cursor: pointer; background: transparent; border: none;
    font-size: 1.6rem; line-height: 1; color: var(--text-mute); padding: 0 4px;
}
.modal-close:hover { color: var(--text); }
.modal-note { font-size: .82rem; color: var(--text-mute); margin: -4px 0 0; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field-static {
    padding: 9px 12px; border-radius: 10px; font-size: .92rem;
    background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-soft);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field-label { font-size: .82rem; font-weight: 600; color: var(--text-soft); }
.input, .select { width: 100%; }
textarea.input { resize: vertical; min-height: 72px; }

.range { width: 100%; accent-color: var(--primary); cursor: pointer; }

/* Вложения — поле в форме редактирования */
.attachments-field { gap: 8px; }
.attachment-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.attachment-list li {
    display: flex; align-items: center; justify-content: space-between; gap: 8px;
    padding: 6px 10px; border-radius: 9px; background: var(--glass-bg); border: 1px solid var(--glass-border);
    font-size: .85rem;
}
.attachment-list li a {
    color: var(--text); text-decoration: none; overflow: hidden;
    text-overflow: ellipsis; white-space: nowrap; min-width: 0;
}
.attachment-list li a:hover { color: var(--primary-600); }
.attachment-upload { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.attachment-upload input[type="file"] { flex: 1; min-width: 160px; }
.field-hint { font-size: .78rem; color: var(--text-mute); margin: 0; }

/* Модалка полного просмотра задачи */
.modal-view { width: min(620px, 100%); }
.view-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 14px; }
.view-desc { white-space: pre-wrap; color: var(--text-soft); line-height: 1.6; margin: 0 0 16px; }
.view-attachments h3 { font-size: .9rem; margin: 0 0 8px; color: var(--text-soft); }
.view-attachments ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.view-attachments li a {
    display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 10px;
    background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--primary-600);
    text-decoration: none; font-size: .88rem; font-weight: 600;
}
.view-attachments li a:hover { background: var(--primary-soft); }

/* Toast */
.toast {
    position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px);
    background: var(--text); color: var(--bg-1);
    padding: 12px 20px; border-radius: 12px; font-weight: 600; font-size: .9rem;
    box-shadow: var(--shadow-lg); z-index: 80; opacity: 0;
    transition: opacity .25s, transform .25s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--danger); color: #fff; }

/* ------------------------------ Вход ----------------------------------- */
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-wrap { width: min(380px, 100%); }
.login-card { padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.login-brand { display: flex; align-items: center; gap: 10px; color: var(--primary-600); }
.login-brand h1 { margin: 0; font-size: 1.25rem; color: var(--text); }
.login-error { margin: 0; font-size: .85rem; color: var(--danger); background: var(--danger-soft); padding: 8px 12px; border-radius: 10px; }
.login-back { text-align: center; font-size: .85rem; color: var(--text-mute); text-decoration: none; margin-top: 4px; }
.login-back:hover { color: var(--primary-600); }

/* ------------------------------ Анимации ------------------------------- */
@keyframes cardIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }

/* ---------------------------- Адаптивность ----------------------------- */
@media (max-width: 900px) {
    .widgets { grid-template-columns: 1fr 1fr; }
    .widget-ring { grid-column: 1 / -1; }
}
@media (max-width: 620px) {
    .field-row { grid-template-columns: 1fr; }
    .filters { flex-direction: column; align-items: stretch; }
    .filter-right { width: 100%; }
    .search { flex: 1; }
    .search .input { min-width: 0; width: 100%; }
    .brand-title { font-size: 1rem; }
    .topbar-actions .btn-ghost { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}