:root {
    --page-bg: #f3f6fb;
    --panel-bg: #ffffff;
    --soft-bg: #f8fafc;
    --line: #dbe3ee;
    --text: #172033;
    --muted: #64748b;
    --red: #dc3545;
    --blue: #0d6efd;
    --shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
    --ball-size: clamp(30px, 7.5vw, 35px);
    --ball-size-main: clamp(30px, 7.5vw, 38px);
    --ball-size-detail: clamp(34px, 8vw, 44px);
    --ball-font-size: clamp(16px, 4vw, 21px);
    --ball-font-size-detail: clamp(17px, 4.4vw, 23px);
    --ball-gap: clamp(6px, 1.6vw, 10px);
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    color: var(--text);
}

img,
canvas,
svg {
    max-width: 100%;
}

.btn {
    font-weight: 600;
}

.ball,
.number-ball {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--ball-size);
    height: var(--ball-size);
    line-height: 1;
    text-align: center;
    color: #fff;
    font-size: var(--ball-font-size);
    font-weight: 800;
    border-radius: 50%;
    box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.15);
}

.red-ball,
.hot-ball {
    background: var(--red);
}

.blue-ball,
.cold-ball {
    background: var(--blue);
}

.lottery-balls,
.latest-draw-numbers,
.prediction-numbers,
.combination-balls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--ball-gap);
}

.draw-detail-numbers .ball {
    width: var(--ball-size-detail);
    height: var(--ball-size-detail);
    font-size: var(--ball-font-size-detail);
}

.table-responsive {
    -webkit-overflow-scrolling: touch;
}

.page-shell,
.container-box,
.analysis-section,
.controls,
.update-section,
.header,
.period-select,
.heat-map-section {
    min-width: 0;
}

@media (max-width: 575px) {
    .mobile-full,
    .actions-stack .btn {
        width: 100%;
    }

    .table-responsive {
        border-radius: 12px;
    }
}

.site-mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 1100;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.96);
    color: var(--text);
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.16);
    backdrop-filter: blur(10px);
}

.site-mobile-menu-toggle span,
.site-mobile-menu-toggle span::before,
.site-mobile-menu-toggle span::after {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
    border-radius: 999px;
    content: '';
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-mobile-menu-toggle span::before {
    transform: translateY(-6px);
}

.site-mobile-menu-toggle span::after {
    transform: translateY(4px);
}

body.site-menu-open .site-mobile-menu-toggle span {
    background: transparent;
}

body.site-menu-open .site-mobile-menu-toggle span::before {
    background: var(--text);
    transform: translateY(1px) rotate(45deg);
}

body.site-menu-open .site-mobile-menu-toggle span::after {
    background: var(--text);
    transform: translateY(-1px) rotate(-45deg);
}

.site-mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 12px;
    right: 12px;
    z-index: 1090;
    padding: 12px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.24);
    backdrop-filter: blur(12px);
}

.site-mobile-menu-title {
    margin: 0 0 10px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.site-mobile-menu-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.site-mobile-menu a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 10px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    background: var(--soft-bg);
    border: 1px solid var(--line);
    border-radius: 10px;
}

.site-mobile-menu a.is-active {
    color: #fff;
    background: linear-gradient(180deg, #1677ff, var(--blue));
    border-color: var(--blue);
}

body.site-menu-open .site-mobile-menu {
    display: block;
}

body.site-menu-open::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 1080;
    background: rgba(15, 23, 42, 0.18);
}

@media (max-width: 767px) {
    body.has-site-mobile-menu {
        padding-top: max(10px, env(safe-area-inset-top));
    }

    .site-mobile-menu-toggle {
        display: inline-flex;
    }
}