/* ----------------------------------------------------
   动态天气与 4K 视频视差壁纸 - 核心设计系统与样式表
   ---------------------------------------------------- */

:root {
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --accent-color: #ffd54f;

    --font-mc: 'Minecraft', monospace;
    --font-main: 'Outfit', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --glass-bg: rgba(15, 20, 30, 0.55);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-glow: rgba(255, 213, 79, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

html, body {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background-color: transparent;
    font-family: var(--font-main);
    color: var(--text-primary);
    position: relative;
}

/* ----------------------------------------------------
   3D 视差容器布局
   ---------------------------------------------------- */
.parallax-viewport {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
    perspective: 1200px;
    z-index: 2;
}

.parallax-container {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transform-style: preserve-3d;
    will-change: transform;
}

.parallax-layer {
    position: absolute;
    width: 110%;
    height: 110%;
    top: -5%;
    left: -5%;
    pointer-events: none;
    will-change: transform;
}

/* ----------------------------------------------------
   1. 4K 动态视频背景层 (已独立于视差系统, 使用 inline style)
   ---------------------------------------------------- */
/* 降雨/恶劣天气背景高斯模糊 */
/* 降雨/恶劣天气背景高斯模糊 */
body.state-blur #bg-video-1,
body.state-blur #bg-video-2 {
    filter: blur(var(--blur-amount, 14px)) brightness(0.8) contrast(1.05);
    transition: filter 0.8s ease;
}

/* ----------------------------------------------------
   1.5 MC 风格 3D 像素方块云层
   ---------------------------------------------------- */
.mc-clouds-layer {
    position: absolute;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    z-index: 10;
    pointer-events: none;
    display: none; /* 仅在多云天气开启 */
    perspective: 1000px;
}

body.state-cloudy .mc-clouds-layer {
    display: block;
}

.mc-cloud-block {
    position: absolute;
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 
        10px 10px 0 rgba(255, 255, 255, 0.6),
        20px -10px 0 rgba(255, 255, 255, 0.8),
        -10px 10px 0 rgba(255, 255, 255, 0.5),
        -20px 0px 0 rgba(255, 255, 255, 0.7),
        0px 20px 0 rgba(255, 255, 255, 0.5);
    /* 采用 CSS 3D 转换增加透视感 */
    animation: floatCloud linear infinite;
}

@keyframes floatCloud {
    0% { transform: translateX(110vw) translateZ(0); }
    100% { transform: translateX(-50vw) translateZ(0); }
}

/* ----------------------------------------------------
   1.6 极端天气专属全屏滤镜 (雾霾/沙尘/雷暴闪电)
   ---------------------------------------------------- */
body.state-fog #video-overlay {
    background: rgba(200, 210, 220, 0.7);
    backdrop-filter: blur(8px);
    transition: all 2s ease;
}

body.state-sandstorm #video-overlay {
    background: rgba(180, 140, 80, 0.6);
    backdrop-filter: blur(6px) sepia(0.8) contrast(1.2);
    transition: all 2s ease;
}

body.state-thunder #video-overlay {
    /* 移除刺眼的全屏爆闪动画，将在 Canvas 粒子系统中绘制真实的独立闪电 */
}

/* ----------------------------------------------------
   2. 粒子与雨滴 Canvas (必须全屏绝对定位与置顶)
   ---------------------------------------------------- */
.layer-particles {
    position: absolute;
    width: 110%;
    height: 110%;
    top: -5%;
    left: -5%;
    z-index: 50;
    pointer-events: none;
}

#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    pointer-events: none;
}

/* ----------------------------------------------------
   3. UI 小组件 (100% 无框 Minecraft 像素字 + 中下部避区排版)
   ---------------------------------------------------- */
.parallax-layer.layer-ui {
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    z-index: 100;
    pointer-events: none;
}

.ui-center-container {
    position: absolute;
    top: 42%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    pointer-events: auto;
    width: 90%;
    max-width: 440px;
}

/* 1. Minecraft 纯粹像素时钟 (彻底无框无垫板) */
.minecraft-clock {
    background: transparent !important;
    background-color: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    padding: 0 !important;
    margin: 0 0 0.8rem 0 !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.mc-time-display {
    font-family: var(--font-mc);
    font-size: 5.5rem;
    line-height: 0.9;
    letter-spacing: 5px;
    color: #ffffff;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.7), 0 4px 24px rgba(0, 0, 0, 0.9);
}

.mc-time-display .mc-seconds {
    font-size: 2.8rem;
    opacity: 0.85;
    margin-left: 0.2rem;
}

.mc-date-display {
    margin-top: 0.5rem;
    font-family: var(--font-mc);
    font-size: 1.6rem;
    color: var(--accent-color);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.95);
}

.mc-day-badge {
    background: rgba(255, 213, 79, 0.25);
    border: 1px solid var(--accent-color);
    color: #ffffff;
    font-size: 1.1rem;
    padding: 0.1rem 0.6rem;
    border-radius: 4px;
}

/* 2. 全要素天气信息卡片 */
.weather-full-panel {
    width: 100%;
    background: transparent;
    border: none;
    box-shadow: none;
    border-radius: 24px;
    padding: 1.8rem 2.2rem;
    transition: all 0.3s ease;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
}

.weather-full-panel:hover {
    background: transparent;
    border: none;
    box-shadow: none;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.location-box {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.location-icon {
    color: var(--accent-color);
}

.warning-badge {
    background: transparent;
    border: none;
    color: #ff8a80;
    font-size: 1.0rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    animation: warningPulse 2s infinite alternate;
}

@keyframes warningPulse {
    0% { opacity: 0.85; transform: scale(0.98); }
    100% { opacity: 1; transform: scale(1.03); }
}

.panel-body {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}

.temp-section {
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
}

.main-temp {
    font-family: var(--font-mono);
    font-size: 5.5rem;
    font-weight: 700;
    line-height: 0.9;
}

.temp-unit {
    font-size: 2.2rem;
    color: var(--accent-color);
}

.temp-range {
    display: flex;
    flex-direction: column;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-left: 0.8rem;
}

.high-temp { color: #ff8a65; }
.low-temp { color: #80deea; }

.condition-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.weather-icon-box {
    font-size: 3.5rem;
    color: var(--accent-color);
    margin-bottom: 0.2rem;
}

.condition-text {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* 气象 4 大要素网格 */
.panel-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
    padding-top: 1.5rem;
    border-top: none;
    margin-top: 0.5rem;
}

.grid-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: transparent;
    padding: 0.8rem 1rem;
    border-radius: 12px;
    border: none;
    transition: background 0.2s ease;
}

.grid-item:hover {
    background: transparent;
}

.grid-icon {
    font-size: 1.6rem;
    color: var(--accent-color);
}

.grid-info {
    display: flex;
    flex-direction: column;
}

.grid-label {
    font-size: 1.0rem;
    color: var(--text-secondary);
}

.grid-val {
    font-size: 1.2rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

/* ----------------------------------------------------
   4. Built-in settings panel — works the same everywhere the wallpaper
      runs, on top of Wallpaper Engine's own sidebar, not instead of it.
   ---------------------------------------------------- */
.wp-settings {
    position: fixed;
    z-index: 500;
    right: clamp(14px, 2vw, 28px);
    bottom: clamp(14px, 2vh, 28px);
    font-family: var(--font-main);
    pointer-events: auto;
}
.wp-settings__toggle {
    width: 42px; height: 42px; border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(6px);
    color: rgba(255, 255, 255, 0.55);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; padding: 0;
    transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.wp-settings__toggle svg { width: 20px; height: 20px; fill: currentColor; }
.wp-settings__toggle:hover,
.wp-settings--open .wp-settings__toggle {
    color: var(--accent-color);
    border-color: var(--glass-glow);
    background: rgba(15, 20, 30, 0.8);
}
.wp-settings--open .wp-settings__toggle { transform: rotate(35deg); }

.wp-settings__panel {
    position: absolute; right: 0; bottom: calc(100% + 12px);
    width: min(320px, 86vw);
    max-height: min(70vh, 560px);
    overflow-y: auto;
    border-radius: 14px;
    border: 1px solid var(--glass-border);
    background: rgba(15, 20, 30, 0.88);
    backdrop-filter: blur(14px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, .55);
    color: var(--text-secondary);
    transform-origin: bottom right;
    animation: wp-settings-in .18s ease;
    /* Lets Chromium render the native <select> popup in a dark theme
       instead of the OS-default white one, which CSS can't otherwise style. */
    color-scheme: dark;
}
@keyframes wp-settings-in {
    from { opacity: 0; transform: translateY(6px) scale(.98); }
    to { opacity: 1; transform: none; }
}
.wp-settings__header {
    position: sticky; top: 0;
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 16px;
    font: 700 12px/1.2 var(--font-main);
    letter-spacing: .08em; text-transform: uppercase;
    color: var(--accent-color);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(15, 20, 30, 0.88);
}
.wp-settings__close {
    border: none; background: none; color: inherit;
    font-size: 20px; line-height: 1; cursor: pointer; opacity: .7;
}
.wp-settings__close:hover { opacity: 1; }
.wp-settings__body { padding: 4px 16px 10px; }
.wp-settings__group + .wp-settings__group {
    margin-top: 10px; padding-top: 10px;
    border-top: 1px solid var(--glass-border);
}
.wp-settings__group h3 {
    margin: 8px 0 6px;
    font: 600 11px/1.2 var(--font-main);
    letter-spacing: .08em; text-transform: uppercase;
    color: rgba(255, 255, 255, .5);
}
.wp-settings__row {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 7px 0; font-size: 13px;
}
.wp-settings__label { color: var(--text-secondary); }
.wp-settings__track { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: flex-end; }
.wp-settings__track input[type="range"] { width: 110px; accent-color: var(--accent-color); }
.wp-settings__value {
    min-width: 42px; text-align: right;
    font-variant-numeric: tabular-nums;
    color: rgba(255, 255, 255, .6); font-size: 12px;
}
.wp-settings__row input[type="checkbox"] { accent-color: var(--accent-color); width: 17px; height: 17px; }
.wp-settings__row select,
.wp-settings__row input[type="text"] {
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--glass-border);
    color: var(--text-primary); border-radius: 6px; padding: 5px 8px;
    font-size: 12px; max-width: 150px;
}
.wp-settings__row select option {
    background: #10141c; color: var(--text-primary);
}
.wp-settings__row input[type="text"]::placeholder {
    color: rgba(255, 255, 255, .35);
}
.wp-settings__footer { padding: 10px 16px 14px; border-top: 1px solid var(--glass-border); }
.wp-settings__reset {
    width: 100%; padding: 8px; border-radius: 8px;
    border: 1px solid var(--glass-border); background: transparent;
    color: rgba(255, 255, 255, .75); font-size: 12px; letter-spacing: .03em;
    cursor: pointer; transition: border-color .2s ease, color .2s ease;
}
.wp-settings__reset:hover { border-color: var(--accent-color); color: var(--accent-color); }