/* ============================================================
   ТЕМА
   ============================================================ */

:root {
    --background: #eef3f9;
    --background-glow: rgba(79, 145, 223, 0.13);

    --surface: rgba(255, 255, 255, 0.7);
    --surface-border: rgba(73, 126, 190, 0.16);

    --text: #17253a;
    --muted: #718096;

    --accent: #4f91df;
    --accent-deep: #356fb6;
    --accent-soft: rgba(79, 145, 223, 0.16);

    --warm: #bd9e6f;
    --grid: rgba(23, 37, 58, 0.08);
}

body.dark {
    --background: #07111f;
    --background-glow: rgba(78, 153, 235, 0.12);

    --surface: rgba(15, 31, 52, 0.76);
    --surface-border: rgba(110, 170, 235, 0.12);

    --text: #f3ede4;
    --muted: #8291a9;

    --accent: #70b7ff;
    --accent-deep: #376fae;
    --accent-soft: rgba(112, 183, 255, 0.14);

    --warm: #ead3ad;
    --grid: rgba(184, 211, 240, 0.08);
}


/* ============================================================
   БАЗОВЫЕ ЭЛЕМЕНТЫ
   ============================================================ */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;

    background:
        radial-gradient(
            circle at 50% -10%,
            var(--background-glow),
            transparent 38%
        ),
        var(--background);

    color: var(--text);

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    transition:
        background 250ms ease,
        color 250ms ease;
}

button {
    font: inherit;
}

.app {
    max-width: 720px;
    margin: 0 auto;
    padding: 12px 16px 40px;
}


/* ============================================================
   ОБЩИЕ СТИЛИ
   ============================================================ */

.glass {
    background: var(--surface);

    border: 1px solid var(--surface-border);

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.hidden {
    display: none !important;
}

/* ============================================================
   ПРОФИЛЬ
   ============================================================ */

.profile {
    margin-bottom: 24px;
}

.brand {
    display: flex;
    width: fit-content;

    justify-content: center;
    gap: 1.5em;

    padding: 6px 18px;

    margin: 0 auto 30px;

    border-radius: 999px;

    color: var(--accent);

    font-size: 20px;
    font-weight: 700;

    text-shadow: 0 0 12px var(--accent-soft);

    user-select: none;
}

h1 {
    margin: 0 0 0;

    color: var(--warm);

    font-size: 35px;
    font-weight: 500;
}

.profile-settings {
    margin-top: 1px;
}


/* ============================================================
   НАСТРОЙКИ
   ============================================================ */

.setting-row {
    position: relative;

    display: flex;
    justify-content: space-between;
    align-items: center;

    width: 100%;
    padding: 8px 0;

    border-bottom: 1px solid var(--grid);

    user-select: none;
    -webkit-user-select: none;

    -webkit-tap-highlight-color: transparent;

    appearance: none;
    -webkit-appearance: none;

    outline: none;

    background: transparent;
}

.setting-row:last-child {
    border-bottom: none;
}

.setting-dropdown {
    display: inline-flex;
    align-items: center;
    gap: 6px;

    padding: 4px 14px;
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: 10px;
    color: var(--text);
    cursor: pointer;
    user-select: none;
    transition:
        background .2s,
        border-color .2s,
        box-shadow .2s;
}

.setting-dropdown:hover {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-soft);
}

.setting-dropdown::after {
    content: "▾";

    font-size: 16px;

    color: var(--muted);

    transition: transform .2s;
}


/* Строка со слайдером */

#notifications-row {
    cursor: default;
}


/* Текст */

.setting-name {
    color: var(--muted);
}


/* Переключатель */

.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 28px;
    cursor: pointer;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
    cursor: pointer;
}

.slider {
    position: absolute;
    inset: 0;
    background: var(--background-glow);
    border-radius: 999px;
    transition: .25s;
    cursor: pointer;
}

.switch input:checked + .slider {
    background: var(--accent-deep);
}

.switch input:checked + .slider::before {
    transform: translateX(20px);
}

.slider::before {
    content: "";

    position: absolute;

    left: 3px;
    top: 3px;

    width: 22px;
    height: 22px;

    box-sizing: border-box;

    border-radius: 50%;

    background: white;

    transition: .25s;
}



/* ============================================================
   ПЕРЕКЛЮЧАТЕЛЬ ПЕРИОДА
   ============================================================ */

.period-selector {
    position: relative;

    display: grid;
    grid-template-columns: 1fr 1fr;

    margin-bottom: 14px;
    padding: 4px;

    overflow: hidden;

    background: var(--surface);

    border: 1px solid var(--surface-border);
    border-radius: 14px;

    box-shadow:
        0 12px 32px rgba(0, 0, 0, 0.06);

    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.period-indicator {
    position: absolute;

    top: 4px;
    bottom: 4px;
    left: 4px;

    width: calc(50% - 4px);

    background:
        linear-gradient(
            135deg,
            var(--accent),
            var(--accent-deep)
        );

    border-radius: 10px;

    box-shadow:
        0 0 20px var(--accent-soft);

    transition:
        transform 350ms cubic-bezier(0.22, 1, 0.36, 1);
}

.period-selector[data-period="30"] .period-indicator {
    transform: translateX(100%);
}

.period-button {
    position: relative;
    z-index: 1;

    padding: 10px;

    border: 0;
    outline: none;

    background: transparent;
    color: var(--text);

    font-size: 15px;
    font-weight: 500;

    cursor: pointer;

    -webkit-tap-highlight-color: transparent;
    appearance: none;
    -webkit-appearance: none;
}

.period-button:hover,
.period-button:focus,
.period-button:active {
    background: transparent;
    outline: none;
    box-shadow: none;
}

.summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;

    margin-bottom: 16px;
}


/* ============================================================
   КАРТОЧКИ СТАТИСТИКИ
   ============================================================ */

.summary-card,
.chart-section {
    background: var(--surface);

    border: 1px solid var(--surface-border);
    border-radius: 18px;

    box-shadow:
        0 16px 40px rgba(0, 0, 0, 0.1);

    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.summary-card {
    min-width: 0;
    padding: 16px;
}

.summary-label {
    display: block;

    margin-bottom: 9px;

    color: var(--muted);

    font-size: 14px;
}

.summary strong {
    display: block;

    color: var(--text);

    font-size: 20px;
    font-weight: 600;
    line-height: 1.25;
}


/* ============================================================
   ГРАФИКИ
   ============================================================ */

.chart-section {
    margin-bottom: 16px;
    padding: 18px 16px 14px;
}

.chart-section h2 {
    margin: 0 0 18px;

    font-size: 22px;
    font-weight: 600;
}

.chart-section canvas {
    width: 100% !important;
}

/* ============================================================
   ВЫПАДАЮЩИЕ СПИСКИ
   ============================================================ */

.dropdown {
    position: absolute;

    top: 100%;
    right: 0;

    min-width: 110px;

    overflow: hidden;

    border-radius: 14px;

    z-index: 100;
}

.dropdown.hidden {
    display: none;
}

.dropdown-content {
    max-height: 240px;

    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
}

.dropdown-content::-webkit-scrollbar {
    width: 7px;
}

.dropdown-content::-webkit-scrollbar-thumb {
    background: var(--surface-border);
    border-radius: 999px;
}

.dropdown-content::-webkit-scrollbar-track {
    background: transparent;
}

.dropdown-item {
    display: flex;
    align-items: center;

    min-height: 42px;

    padding: 0 14px;

    color: var(--text);

    cursor: pointer;

    transition: background .15s;
}

.dropdown-item:hover {
    background: var(--accent-soft);
}

.dropdown-item.selected {
    color: var(--accent);
    font-weight: 600;
}
/* ============================================================
   АДАПТИВНОСТЬ
   ============================================================ */

@media (max-width: 380px) {
    .app {
        padding-right: 12px;
        padding-left: 12px;
    }

    .summary {
        gap: 8px;
    }

    .summary-card {
        padding: 14px 12px;
    }

    .summary strong {
        font-size: 18px;
    }
}


/* ============================================================
   ВЫБОР ВРЕМЕНИ(КОЛЕСО)
   ============================================================ */

.time-picker-overlay {
    position: fixed;
    inset: 0;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;

    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.time-picker {
    width: 300px;

    padding: 24px;

    border-radius: 22px;
}

.time-picker-title {
    margin-bottom: 20px;

    text-align: center;

    font-size: 22px;
    font-weight: 600;
}

.time-picker-body {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    position: relative;
}

.time-picker-selection {
    position: absolute;

    left: 22px;
    right: 22px;

    top: 68px;

    height: 44px;

    border: 1px solid var(--accent-soft);
    border-radius: 10px;

    background: rgba(79, 145, 223, 0.08);

    pointer-events: none;

    z-index: 2;
}

.wheel {
    width: 70px;
    height: 180px;

    overflow-y: auto;
    overflow-x: hidden;

    scroll-snap-type: y mandatory;
    padding-top: 68px;
    padding-bottom: 68px;
    -webkit-overflow-scrolling: touch;
}

.wheel-item {
    height: 44px;

    display: flex;
    justify-content: center;
    align-items: center;

    scroll-snap-align: center;

    color: var(--text);

    opacity: .25;

    transform: scale(.82);

    transition:
        opacity .18s,
        transform .18s,
        color .18s,
        font-weight .18s;
}

.wheel-item.near {
    opacity: .6;
    transform: scale(.92);
}

.wheel-item.selected {
    opacity: 1;

    color: var(--accent);

    font-weight: 600;

    transform: scale(1.12);

    text-shadow: 0 0 10px var(--accent-soft);
}

.separator {
    font-size: 32px;
    font-weight: 700;

    transform: translateY(-2px);
}

.time-picker-buttons {
    display: flex;
    gap: 12px;

    margin-top: 28px;
}

.time-picker-buttons button {
    flex: 1;

    padding: 12px 0;

    border: 1px solid var(--surface-border);
    border-radius: 12px;

    background: var(--surface);

    color: var(--text);

    font-size: 16px;
    font-weight: 600;

    cursor: pointer;

    appearance: none;
    -webkit-appearance: none;

    outline: none;

    -webkit-tap-highlight-color: transparent;

    transition:
        border-color .2s,
        box-shadow .2s,
        background .2s,
        transform .15s;
}

.time-picker-buttons button:hover,
.time-picker-buttons button:focus,
.time-picker-buttons button:active {
    background: var(--surface);

    outline: none;
    box-shadow: none;
}

.time-picker-buttons button:hover {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-soft);
}

.time-picker-buttons button:active {
    transform: scale(.98);
}