/* ===================================
    浙江点滴网络科技有限公司官网样式
    Pretext 驱动的互动展陈版
    =================================== */
:root {
    /* 主色调 */
    --primary-color: #ff6a3d;
    --primary-dark: #d84b23;
    --primary-light: #ffb066;
    --secondary-color: #3dcfda;
    --accent-color: #ffd35c;

    /* 背景 */
    --bg-dark: #141517;
    --bg-darker: #080709;
    --bg-card: rgba(27, 24, 28, 0.88);
    --bg-card-hover: rgba(42, 35, 35, 0.94);

    /* 文字颜色 */
    --text-primary: #f7f1e8;
    --text-secondary: rgba(247, 241, 232, 0.72);
    --text-muted: rgba(247, 241, 232, 0.5);

    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #ff7b47 0%, #ffd35c 42%, #3dcfda 100%);
    --gradient-panel: linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(255, 122, 73, 0.18);

    /* 圆角 */
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* 过渡 */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Outfit', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background:
        radial-gradient(circle at 12% 18%, rgba(255, 138, 76, 0.18), transparent 24%),
        radial-gradient(circle at 84% 12%, rgba(61, 207, 218, 0.18), transparent 22%),
        radial-gradient(circle at 50% 82%, rgba(255, 211, 92, 0.1), transparent 30%),
        var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* 通用容器 */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0.9rem 1rem 0;
    background: transparent;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: none;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: rgba(12, 10, 12, 0.66);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
}

.navbar.scrolled .nav-container {
    background: rgba(8, 7, 9, 0.84);
    border-color: rgba(255, 255, 255, 0.12);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
}

.logo-icon {
    color: var(--primary-color);
    font-size: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    flex: 1;
    justify-content: center;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.28rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
    color: var(--text-secondary);
    font: inherit;
    font-size: 0.92rem;
    cursor: pointer;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 10px 24px rgba(0, 0, 0, 0.18);
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

.lang-toggle:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 174, 109, 0.4);
    background: linear-gradient(145deg, rgba(255, 174, 109, 0.14), rgba(61, 207, 218, 0.08));
    color: var(--text-primary);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 12px 28px rgba(0, 0, 0, 0.24);
}

.lang-toggle-option {
    min-width: 2.25rem;
    padding: 0.28rem 0.52rem;
    border-radius: 999px;
    text-align: center;
    font-weight: 700;
    letter-spacing: 0.02em;
    opacity: 0.56;
    transition: opacity var(--transition-fast), color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.lang-toggle-option.is-active {
    opacity: 1;
    color: var(--text-primary);
    background: linear-gradient(135deg, rgba(255, 123, 71, 0.3), rgba(61, 207, 218, 0.22));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 6px 14px rgba(0, 0, 0, 0.18);
}

.lang-toggle-separator {
    font-size: 0.78rem;
    color: rgba(202, 186, 167, 0.5);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* Hero 区域 */
.hero {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    padding: 7rem 2rem 5rem;
}

.hero-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 18% 28%, rgba(255, 122, 73, 0.2), transparent 28%),
        radial-gradient(circle at 72% 22%, rgba(61, 207, 218, 0.16), transparent 24%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 28%),
        linear-gradient(135deg, rgba(255, 136, 83, 0.08), rgba(10, 9, 11, 0) 40%);
    pointer-events: none;
}

.hero-grid {
    position: relative;
    z-index: 1;
    max-width: 1380px;
    margin: 0 auto;
    min-height: calc(100vh - 12rem);
    display: grid;
    grid-template-columns: minmax(440px, 1.18fr) minmax(360px, 0.82fr);
    gap: 2.25rem;
    align-items: center;
}

.hero-copy {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.company-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 186, 114, 0.24);
    padding: 0.625rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
    backdrop-filter: blur(14px);
}

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

.hero-kicker {
    font-size: 0.78rem;
    letter-spacing: 0.34em;
    color: rgba(247, 241, 232, 0.56);
    margin-bottom: 1rem;
}

.hero-title {
    font-size: clamp(3.6rem, 7vw, 6.7rem);
    font-weight: 800;
    margin-bottom: 1.15rem;
    line-height: 0.92;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 1.78vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 39rem;
    margin-bottom: 1.15rem;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero-summary-item {
    padding: 0.9rem 0.95rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-summary-label {
    display: inline-block;
    margin-bottom: 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--accent-color);
}

.hero-summary-item p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.58;
}

.hero-summary-detail {
    display: none;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.8rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.stat-item {
    padding: 1rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.hero-notes {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.hero-note {
    padding: 1rem 1.1rem;
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.note-label {
    display: inline-block;
    margin-bottom: 0.35rem;
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    color: var(--accent-color);
}

.hero-note p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.8rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 1px solid transparent;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #1b1718;
    box-shadow: 0 16px 40px rgba(255, 122, 73, 0.22);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 44px rgba(255, 122, 73, 0.28);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.12);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 186, 114, 0.28);
}

.btn-icon {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.hero-stage-shell {
    position: relative;
    width: 100%;
    max-width: 640px;
    justify-self: end;
    padding: 1rem;
    border-radius: 2rem;
    background: var(--gradient-panel);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 40px 90px rgba(0, 0, 0, 0.34);
    overflow: hidden;
}

.hero-stage-shell::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 22px 22px;
    mask-image: radial-gradient(circle at center, black 34%, transparent 92%);
    pointer-events: none;
}

.hero-stage-copy {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 0.75rem;
}

.stage-heading {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.stage-title {
    font-size: clamp(1.35rem, 1.9vw, 1.78rem);
    line-height: 1;
    color: var(--text-primary);
}

.hero-stage-copy p {
    max-width: 18rem;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.55;
}

.stage-copy-side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.75rem;
}

.stage-scene-switch {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.32rem;
    border-radius: 999px;
    background: rgba(8, 7, 9, 0.44);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.stage-scene-button {
    padding: 0.5rem 0.9rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: rgba(247, 241, 232, 0.52);
    font: inherit;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stage-scene-button:hover {
    color: var(--text-primary);
}

.stage-scene-button.is-active {
    background: linear-gradient(135deg, rgba(255, 123, 71, 0.24), rgba(61, 207, 218, 0.18));
    color: var(--text-primary);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 8px 18px rgba(0, 0, 0, 0.2);
}

.stage-chip {
    display: inline-flex;
    padding: 0.45rem 0.85rem;
    border-radius: 999px;
    background: rgba(255, 211, 92, 0.12);
    border: 1px solid rgba(255, 211, 92, 0.28);
    color: var(--accent-color);
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    white-space: nowrap;
}

.stage-purpose {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.7rem;
    margin-bottom: 0.8rem;
}

.stage-purpose-card {
    padding: 0.72rem 0.8rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    min-height: 88px;
}

.stage-purpose-label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--accent-color);
}

.stage-purpose-card p {
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--text-secondary);
}

.hero-stage {
    position: relative;
    min-height: 640px;
    border-radius: 1.5rem;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 20%, rgba(255, 145, 92, 0.08), transparent 24%),
        radial-gradient(circle at 80% 80%, rgba(61, 207, 218, 0.08), transparent 22%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(8, 7, 9, 0.2));
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.stage-scene-viewport {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.stage-scene-track {
    display: flex;
    width: 200%;
    height: 100%;
    transition: transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.stage-scene {
    position: relative;
    flex: 0 0 50%;
    min-width: 50%;
    height: 100%;
}

#heroCanvas,
#breakerCanvas {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
}

.hero-stage[data-engine='ready'] {
    box-shadow: inset 0 0 0 1px rgba(61, 207, 218, 0.35);
}

.hero-stage[data-engine='error'] {
    box-shadow: inset 0 0 0 2px rgba(255, 106, 61, 0.48);
}

.stage-hud {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 2;
    width: min(232px, calc(100% - 2.5rem));
    padding: 0.75rem;
    border-radius: 1rem;
    background: rgba(9, 8, 10, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
    pointer-events: auto;
    transition: width var(--transition-base), padding var(--transition-base), transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.stage-hud.is-collapsed {
    width: auto;
    padding: 0.45rem;
    border-radius: 999px;
    background: rgba(9, 8, 10, 0.52);
}

.stage-hud-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-width: 46px;
    min-height: 46px;
    padding: 0.55rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.stage-hud-toggle:hover {
    border-color: rgba(255, 211, 92, 0.34);
    background: rgba(255, 255, 255, 0.08);
}

.stage-hud-icon {
    color: var(--primary-light);
    font-size: 1rem;
    line-height: 1;
}

.stage-hud-toggle-text {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
}

.stage-hud-panel {
    margin-top: 0.65rem;
}

.stage-hud.is-collapsed .stage-hud-panel {
    display: none;
}

.stage-hud.is-collapsed .stage-hud-toggle-text {
    display: none;
}

.hud-kicker {
    display: inline-block;
    margin-bottom: 0.65rem;
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    color: var(--primary-light);
}

.hud-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
}

.hud-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.55rem 0.6rem;
    border-radius: 0.8rem;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.hud-label {
    font-size: 0.66rem;
    color: rgba(247, 241, 232, 0.48);
}

.hud-item strong {
    font-size: 0.84rem;
    color: var(--text-primary);
}

#heroCanvas,
#breakerCanvas {
    cursor: grab;
    filter: saturate(1.16) contrast(1.08) brightness(1.02);
}

#heroCanvas.is-dragging,
#breakerCanvas.is-dragging {
    cursor: grabbing;
}

#heroCanvas.is-hovering-head,
#breakerCanvas.is-hovering-head {
    cursor: grab;
}

.stage-caption {
    position: absolute;
    left: 1.25rem;
    z-index: 2;
    padding: 0.5rem 0.8rem;
    border-radius: 999px;
    background: rgba(8, 7, 9, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(247, 241, 232, 0.72);
    font-size: 0.82rem;
    backdrop-filter: blur(10px);
    pointer-events: none;
}

.stage-caption-top {
    top: 1.25rem;
    max-width: calc(100% - 320px);
}

.stage-caption-bottom {
    bottom: 1.25rem;
}

.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--primary-color), transparent);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* 通用区块样式 */
section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 关于我们 */
.about {
    background: var(--bg-darker);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.about-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-highlights {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
}

.highlight-icon {
    color: var(--primary-color);
    font-weight: 700;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.mini-stat-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.mini-stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.mini-stat-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.mini-stat-value {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.mini-stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* 服务项目 */
.services {
    background: var(--bg-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon-wrapper {
    position: relative;
    width: 70px;
    height: 70px;
    margin-bottom: 1.5rem;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    position: relative;
    z-index: 2;
}

.icon-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-xl);
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.service-features li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li span {
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.service-arrow {
    color: var(--primary-light);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-block;
}

.service-card:hover .service-arrow {
    transform: translateX(5px);
    color: var(--primary-color);
}

/* 技术栈 */
.technology {
    background: var(--bg-darker);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tech-category {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.tech-category:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.tech-category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tech-icon {
    font-size: 2rem;
}

.tech-category-header h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* 联系我们 */
.contact {
    background: var(--bg-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    display: flex;
    gap: 1.5rem;
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.info-card:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-content h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.info-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-form-wrapper {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-form-note {
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.admin-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at 12% 18%, rgba(255, 138, 76, 0.16), transparent 24%),
        radial-gradient(circle at 84% 12%, rgba(61, 207, 218, 0.14), transparent 22%),
        var(--bg-dark);
}

.admin-shell {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 4rem 0;
}

.admin-panel {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
}

.admin-login-panel {
    width: min(560px, 100%);
    margin: 0 auto;
}

.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.admin-status {
    min-height: 1.5rem;
    color: var(--primary-light);
    font-size: 0.9rem;
}

.admin-records-panel {
    display: grid;
    gap: 1.5rem;
}

.admin-toolbar {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.2rem;
}

.admin-toolbar-actions {
    display: flex;
    gap: 0.75rem;
}

.admin-records-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    max-height: 65vh;
    overflow-y: auto;
    padding-right: 0.2rem;
}

.contact-records-refresh {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    padding: 0.5rem 0.9rem;
    font: inherit;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.contact-records-refresh:hover {
    border-color: rgba(255, 176, 102, 0.35);
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.contact-records-empty {
    padding: 1rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
}

.contact-record-item {
    padding: 1rem 1rem 0.95rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-record-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.65rem;
}

.contact-record-name {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text-primary);
}

.contact-record-time {
    font-size: 0.78rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.contact-record-detail {
    display: grid;
    gap: 0.38rem;
}

.contact-record-detail p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.55;
    word-break: break-word;
}

.contact-record-detail strong {
    color: var(--text-primary);
    font-weight: 600;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    background: var(--bg-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background: var(--bg-darker);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-about p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* 动画类 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-copy {
        max-width: none;
    }

    .hero-stage {
        min-height: 580px;
    }

    .hero-stage-copy {
        flex-direction: column;
        align-items: flex-start;
    }

    .stage-copy-side {
        align-items: flex-start;
    }

    .stage-purpose {
        grid-template-columns: 1fr;
    }

    .stage-purpose-card {
        min-height: auto;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .admin-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        gap: 0.75rem;
        padding: 0.95rem 1rem;
    }

    .logo {
        min-width: 0;
        gap: 0.6rem;
    }

    .logo-icon {
        font-size: 1.7rem;
        flex: 0 0 auto;
    }

    .logo-text {
        display: block;
        min-width: 0;
        max-width: 100%;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: clamp(1.55rem, 5vw, 1.95rem);
        line-height: 1;
    }

    .nav-menu {
        position: fixed;
        top: 96px;
        left: 1rem;
        right: 1rem;
        background: rgba(12, 10, 12, 0.96);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 1.25rem;
        flex: none;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }

    .nav-actions {
        gap: 0.5rem;
        flex: 0 0 auto;
    }

    .lang-toggle {
        padding: 0.42rem 0.68rem;
        font-size: 0.88rem;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 6.15rem 1rem 3.4rem;
        min-height: auto;
    }

    .hero-grid {
        min-height: auto;
        gap: 1.35rem;
    }

    .company-badge {
        margin-bottom: 1rem;
        padding: 0.55rem 0.9rem;
        font-size: 0.8rem;
    }

    .hero-kicker {
        margin-bottom: 0.75rem;
        font-size: 0.72rem;
        letter-spacing: 0.26em;
    }

    .hero-title {
        max-width: 11ch;
        margin-bottom: 0.85rem;
        font-size: clamp(3rem, 13vw, 4.9rem);
    }

    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: 0.95rem;
    }

    .hero-notes {
        display: none;
    }

    .hero-summary {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 0.55rem;
        margin: 0 0 0.72rem;
    }

    .hero-summary-item {
        min-height: 0;
        padding: 0.78rem 0.5rem 0.72rem;
        border-radius: 1rem;
        background: rgba(255, 255, 255, 0.045);
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
        transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        cursor: pointer;
        z-index: 1;
        text-align: center;
    }

    .hero-summary-item.is-active {
        transform: translateY(-0.08rem);
        box-shadow: 0 10px 28px rgba(8, 7, 9, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.06);
    }

    .hero-summary-item:nth-child(1) {
        background: linear-gradient(155deg, rgba(255, 176, 102, 0.14), rgba(255, 176, 102, 0.06));
        border-color: rgba(255, 176, 102, 0.22);
    }

    .hero-summary-item:nth-child(2) {
        background: linear-gradient(160deg, rgba(61, 207, 218, 0.14), rgba(61, 207, 218, 0.05));
        border-color: rgba(126, 231, 240, 0.2);
    }

    .hero-summary-item:nth-child(3) {
        background: linear-gradient(158deg, rgba(255, 211, 92, 0.13), rgba(255, 211, 92, 0.05));
        border-color: rgba(255, 211, 92, 0.22);
    }

    .hero-summary-label {
        display: block;
        margin: 0;
        font-size: 0.7rem;
        line-height: 1.2;
        letter-spacing: 0.08em;
        font-weight: 700;
    }

    .hero-summary-item p {
        display: none;
    }

    .hero-summary-detail {
        display: block;
        margin-bottom: 1.1rem;
        position: relative;
        padding: 0.95rem 1rem 1rem;
        border-radius: 1.15rem;
        background: linear-gradient(165deg, rgba(17, 20, 22, 0.94), rgba(27, 31, 33, 0.9));
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: 0 14px 32px rgba(8, 7, 9, 0.24);
        overflow: hidden;
    }

    .hero-summary-detail::before {
        content: '';
        position: absolute;
        left: 0.9rem;
        right: 0.9rem;
        top: 0;
        height: 2px;
        border-radius: 999px;
        background: linear-gradient(90deg, rgba(255, 176, 102, 0.95), rgba(255, 176, 102, 0.12));
    }

    .hero-summary-detail[data-tone='warm']::before {
        background: linear-gradient(90deg, rgba(255, 176, 102, 0.95), rgba(255, 176, 102, 0.12));
    }

    .hero-summary-detail[data-tone='cool']::before {
        background: linear-gradient(90deg, rgba(126, 231, 240, 0.95), rgba(126, 231, 240, 0.12));
    }

    .hero-summary-detail[data-tone='gold']::before {
        background: linear-gradient(90deg, rgba(255, 211, 92, 0.95), rgba(255, 211, 92, 0.12));
    }

    .hero-summary-detail-label {
        display: inline-block;
        margin-bottom: 0.55rem;
        font-size: 0.72rem;
        font-weight: 700;
        letter-spacing: 0.14em;
        color: var(--accent-color);
    }

    .hero-summary-detail[data-tone='cool'] .hero-summary-detail-label {
        color: #7ee7f0;
    }

    .hero-summary-detail[data-tone='gold'] .hero-summary-detail-label {
        color: #ffd35c;
    }

    .hero-summary-detail-text {
        color: var(--text-secondary);
        font-size: 0.9rem;
        line-height: 1.62;
    }

    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.82rem;
        margin-bottom: 1rem;
    }

    .stat-item {
        min-height: 124px;
        padding: 1rem 0.95rem 0.9rem;
        text-align: left;
        border-radius: 1.25rem;
        background: linear-gradient(165deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
        overflow: hidden;
    }

    .stat-item:nth-child(1) {
        background: linear-gradient(140deg, rgba(255, 122, 73, 0.16), rgba(255, 211, 92, 0.08), rgba(255, 255, 255, 0.02));
        border-color: rgba(255, 176, 102, 0.22);
    }

    .stat-item:nth-child(2) {
        background: linear-gradient(160deg, rgba(61, 207, 218, 0.1), rgba(255, 255, 255, 0.02));
        border-color: rgba(126, 231, 240, 0.18);
    }

    .stat-item:nth-child(3) {
        background: linear-gradient(160deg, rgba(255, 176, 102, 0.1), rgba(255, 255, 255, 0.02));
        border-color: rgba(255, 176, 102, 0.18);
    }

    .stat-item:nth-child(4) {
        background: linear-gradient(160deg, rgba(196, 233, 162, 0.08), rgba(255, 255, 255, 0.02));
        border-color: rgba(196, 233, 162, 0.16);
    }

    .stat-number {
        margin-bottom: 0.35rem;
        font-size: clamp(2.4rem, 9vw, 3.2rem);
        line-height: 0.94;
    }

    .stat-item:nth-child(1) .stat-number {
        font-size: clamp(2.9rem, 10.5vw, 3.6rem);
    }

    .stat-label {
        font-size: 0.8rem;
        letter-spacing: 0.04em;
        text-transform: none;
    }

    .hero-buttons {
        margin-bottom: 1rem;
        gap: 0.75rem;
    }

    .hero-stage-shell {
        padding: 0.85rem;
        border-radius: 1.5rem;
        margin-top: 0.1rem;
    }

    .stage-title {
        font-size: 1.4rem;
    }

    .hero-stage-copy p {
        max-width: none;
        font-size: 0.84rem;
        line-height: 1.45;
    }

    .stage-scene-switch {
        width: 100%;
        justify-content: space-between;
    }

    .stage-scene-button {
        flex: 1 1 0;
        min-width: 0;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .hero-stage {
        min-height: 460px;
    }

    .stage-hud {
        top: auto;
        right: 0.85rem;
        bottom: 0.85rem;
        width: min(220px, calc(100% - 1.7rem));
        margin: 0;
        padding: 0.65rem;
        border-radius: 1rem;
        z-index: 3;
    }

    .stage-hud.is-collapsed {
        width: auto;
        padding: 0.42rem;
        border-radius: 999px;
    }

    .stage-caption {
        display: none;
    }
    
    .about-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .navbar {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .nav-container {
        padding: 0.8rem 0.92rem;
        border-radius: 1.15rem;
        gap: 0.62rem;
    }

    .logo {
        gap: 0.5rem;
    }

    .logo-icon {
        font-size: 1.5rem;
    }

    .logo-text {
        font-size: 1.15rem;
    }

    .lang-toggle {
        padding: 0.32rem 0.42rem;
        font-size: 0.78rem;
    }

    .lang-toggle-option {
        min-width: 1.9rem;
        padding: 0.24rem 0.34rem;
    }

    .nav-actions {
        gap: 0.35rem;
    }

    .hamburger {
        padding: 0.35rem;
    }

    .container {
        padding: 0 1rem;
    }

    .hero-kicker {
        letter-spacing: 0.24em;
    }

    .contact-form-wrapper {
        padding: 1.25rem;
    }

    .admin-panel {
        padding: 1.25rem;
    }

    .contact-record-time {
        white-space: normal;
    }

    .hero-summary-item {
        padding: 0.72rem 0.42rem 0.74rem;
        border-radius: 0.92rem;
    }

    .hero-summary-label {
        font-size: 0.64rem;
        letter-spacing: 0.06em;
    }

    .hero-summary-detail {
        padding: 0.88rem 0.88rem 0.92rem;
        border-radius: 1rem;
    }

    .hero-summary-detail-label {
        font-size: 0.68rem;
    }

    .hero-summary-detail-text {
        font-size: 0.84rem;
        line-height: 1.56;
    }

    .stat-item {
        min-height: 112px;
        padding: 0.88rem 0.84rem;
    }

    .stat-number {
        font-size: clamp(2.1rem, 9vw, 2.85rem);
    }

    .stat-item:nth-child(1) .stat-number {
        font-size: clamp(2.75rem, 12vw, 3.9rem);
    }

    .stat-label {
        font-size: 0.76rem;
    }

    .hud-grid {
        grid-template-columns: 1fr;
    }

    .hero-stage {
        min-height: 440px;
    }

    .stage-hud {
        right: 0.7rem;
        bottom: 0.7rem;
        width: min(210px, calc(100% - 1.4rem));
    }

    .stage-hud-toggle {
        min-height: 42px;
        padding: 0.5rem 0.72rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
    }
    
    .about-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .mini-stat-card {
        padding: 1.5rem;
    }
}