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

html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

img,
canvas {
    display: block;
    pointer-events: none;
    -webkit-user-drag: none;
    user-select: none;
}

a,
button {
    -webkit-tap-highlight-color: transparent;
}

.b-h5 {
    --u: min(calc(100vw / 750), calc(640px / 750));
    position: relative;
    display: block;
    width: calc(750 * var(--u));
    max-width: 100%;
    height: 100%;
    margin: 0 auto;
    overflow: hidden;
    background: #000;
}

.h5-hero {
    position: absolute;
    z-index: 5;
    left: 0;
    top: calc(85 * var(--u) + env(safe-area-inset-top, 0px));
    width: 100%;
    height: auto;
    object-fit: contain;
}

.h5-hero-download {
    position: absolute;
    z-index: 18;
    right: calc(18 * var(--u));
    top: calc(463 * var(--u) + env(safe-area-inset-top, 0px));
    width: calc(260 * var(--u));
    height: calc(66 * var(--u));
    border-radius: 999px;
}

.h5-header {
    position: absolute;
    z-index: 20;
    inset: 0 0 auto;
    height: calc(85 * var(--u) + env(safe-area-inset-top, 0px));
    pointer-events: none;
}

.h5-logo {
    position: absolute;
    left: 0;
    top: env(safe-area-inset-top, 0px);
    width: 100%;
    height: auto;
    object-fit: contain;
}

.h5-nav {
    position: absolute;
    right: calc(4 * var(--u));
    top: calc(0.5 * var(--u) + env(safe-area-inset-top, 0px));
    display: flex;
    gap: calc(7 * var(--u));
    pointer-events: auto;
}

.h5-nav a,
.h5-nav img,
.h5-nav canvas {
    width: calc(133 * var(--u));
    height: calc(84 * var(--u));
}

.h5-tabs {
    position: absolute;
    z-index: 22;
    left: 0;
    right: 0;
    top: calc(544 * var(--u) + env(safe-area-inset-top, 0px));
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: calc(84 * var(--u));
    padding: calc(5 * var(--u));
    border: calc(2 * var(--u)) solid transparent;
    border-radius: calc(24 * var(--u));
    background:
        linear-gradient(180deg, rgba(22, 10, 36, 0.96), rgba(6, 2, 14, 0.98)) padding-box,
        linear-gradient(120deg, #ffe7a8, #d4a017 18%, #7b2cff 50%, #f00c53 78%, #ffe7a8) border-box;
    box-shadow:
        0 0 calc(14 * var(--u)) rgba(255, 196, 90, 0.38),
        0 0 calc(28 * var(--u)) rgba(123, 44, 255, 0.28),
        inset 0 0 calc(10 * var(--u)) rgba(255, 220, 150, 0.14);
}

.h5-tabs::before,
.h5-tabs::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.h5-tabs::before {
    inset: 0;
    border: calc(1 * var(--u)) solid rgba(255, 214, 130, 0.45);
    border-radius: calc(24 * var(--u));
    box-shadow:
        0 0 calc(12 * var(--u)) rgba(255, 206, 96, 0.28),
        inset 0 0 calc(8 * var(--u)) rgba(123, 44, 255, 0.16);
    animation: mystic-rim 2.8s ease-in-out infinite;
}

.h5-tabs::after {
    left: 50%;
    top: calc(-6 * var(--u));
    width: calc(16 * var(--u));
    height: calc(16 * var(--u));
    border: calc(2 * var(--u)) solid #ffe7a8;
    background: radial-gradient(circle at 35% 35%, #fff4c8, #f0b429 55%, #7b2cff 100%);
    transform: translateX(-50%) rotate(45deg);
    box-shadow: 0 0 calc(10 * var(--u)) rgba(255, 214, 120, 0.7);
}

@keyframes mystic-rim {
    0%, 100% { opacity: 0.55; }
    50% { opacity: 1; }
}

.h5-tab {
    position: relative;
    z-index: 1;
    flex: 1 1 16.666%;
    height: calc(70 * var(--u));
    border: 0;
    border-radius: calc(18 * var(--u));
    outline: 0;
    background: transparent;
    color: #f3d39a;
    font-size: calc(28 * var(--u));
    font-weight: 600;
    letter-spacing: calc(1 * var(--u));
    text-shadow: 0 0 calc(8 * var(--u)) rgba(255, 210, 120, 0.35);
    cursor: pointer;
}

.h5-tab.is-active {
    background: linear-gradient(180deg, #ffe08a 0%, #f0b429 38%, #f00c53 100%);
    color: #fff;
    text-shadow: 0 0 calc(8 * var(--u)) rgba(255, 255, 255, 0.35);
    box-shadow:
        0 0 calc(12 * var(--u)) rgba(255, 180, 60, 0.55),
        inset 0 calc(1 * var(--u)) calc(4 * var(--u)) rgba(255, 255, 255, 0.35);
}

.h5-list-scroll {
    position: absolute;
    z-index: 10;
    left: 0;
    right: 0;
    top: calc(638 * var(--u) + env(safe-area-inset-top, 0px));
    bottom: calc(85 * var(--u) + env(safe-area-inset-bottom, 0px));
    overflow-x: hidden;
    overflow-y: auto;
    border-radius: 0;
    background: #000;
    overscroll-behavior: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.h5-list-scroll::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

.h5-list-panel {
    display: none;
    width: 100%;
}

.h5-list-panel.is-active {
    display: block;
}

.h5-list-panel img,
.h5-list-panel canvas {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.h5-footer {
    position: absolute;
    z-index: 25;
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(85 * var(--u) + env(safe-area-inset-bottom, 0px));
    cursor: pointer;
}

.h5-footer-image {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.h5-footer-download {
    position: absolute;
    right: calc(16 * var(--u));
    top: calc(13 * var(--u));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: calc(180 * var(--u));
    height: calc(58 * var(--u));
    border: calc(2 * var(--u)) solid #fff;
    border-radius: 999px;
    background: linear-gradient(180deg, #ff69a4, #f00c53);
    box-shadow: 0 0 calc(12 * var(--u)) rgba(240, 12, 83, 0.5);
    color: #fff;
    font-size: calc(25 * var(--u));
    font-weight: 700;
    white-space: nowrap;
    pointer-events: none;
}