/* ============================================
   Main Styles — Landing Page v2
   ============================================ */

:root {
    --bg-primary: #070b12;
    --bg-secondary: #0c111a;
    --bg-tertiary: #151c28;
    --bg-elevated: #1a2230;
    --bg-card: rgba(20, 28, 40, 0.72);
    --text-primary: #eef2f8;
    --text-secondary: #9aa8bc;
    --text-muted: #6b7a90;
    --accent-color: #3d7eff;
    --accent-hover: #5b93ff;
    --accent-soft: rgba(61, 126, 255, 0.14);
    --accent-glow: rgba(61, 126, 255, 0.35);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --shadow: rgba(0, 0, 0, 0.35);
    --shadow-lg: rgba(0, 0, 0, 0.55);
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --header-height: 44px;
    --header-bg: rgba(7, 11, 18, 0.82);
    --header-text: var(--text-primary);
    --header-border: var(--border-color);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font-display: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

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

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

body {
    font-family: var(--font-display);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(61, 126, 255, 0.12), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(61, 126, 255, 0.06), transparent);
    transition: var(--transition);
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-y: none;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    user-drag: none;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Loading */
.loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    gap: 20px;
    color: var(--text-secondary);
}

.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

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

.error {
    display: none;
    text-align: center;
    padding: 2rem;
    color: #ff6b6b;
    background-color: var(--bg-elevated);
    margin: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.error.show {
    display: block;
}

/* App shell */
.ldy-app {
    position: relative;
    min-height: 100vh;
    overflow-x: hidden;
}

.ldy-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.ldy-bg__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: ldy-orb-drift 18s ease-in-out infinite;
    will-change: transform;
}

.ldy-bg__orb--1 {
    width: min(70vw, 520px);
    height: min(70vw, 520px);
    top: -15%;
    left: -10%;
    background: var(--accent-glow);
    opacity: 0.35;
}

.ldy-bg__orb--2 {
    width: min(55vw, 400px);
    height: min(55vw, 400px);
    bottom: 10%;
    right: -8%;
    background: var(--accent-soft);
    opacity: 0.4;
    animation-delay: -6s;
}

.ldy-bg__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 20%, transparent 75%);
    animation: ldy-grid-pulse 8s ease-in-out infinite;
}

.ldy-main {
    position: relative;
    z-index: 1;
}

/* Hero */
.hero {
    padding: 0;
    margin: 0;
}

.hero__banner-wrap,
.banner-section {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.hero__panel {
    text-align: center;
    padding: 20px 20px 8px;
}

.hero__badge {
    display: inline-block;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent-color);
    background: var(--accent-soft);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background-size: 200% auto;
}

.hero__tagline {
    margin-top: 12px;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: linear-gradient(90deg, var(--text-secondary), var(--text-primary), var(--text-secondary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: ldy-shimmer 6s linear infinite;
}

.section-head--center {
    text-align: center;
}

/* Header — 对齐 im_jys_web_v2 AppNavbar */
.header {
    background: var(--header-bg, var(--bg-elevated));
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--header-border, var(--border-color));
}

.header .container,
.header-bar.container {
    max-width: 1200px;
}

.header-bar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 12px;
    box-sizing: border-box;
}

.header-bar__side {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    min-width: 32px;
}

.header-bar__side--left {
    max-width: 80px;
}

.header-bar__side--right {
    justify-content: flex-end;
    gap: 4px;
    min-width: 88px;
}

.header-bar__logo,
.logo {
    max-height: 32px;
    max-width: 72px;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 6px;
    display: block;
}

.header-bar__title,
.header .platform-name {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 96px;
    box-sizing: border-box;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0;
    color: var(--header-text, var(--text-primary));
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    pointer-events: none;
    z-index: 1;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

/* 顶栏图标按钮 — 对齐 HomeTopBar / LangPicker icon-only */
.header-icon-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    margin: 0;
    border: none;
    background: transparent;
    color: var(--header-text, var(--text-primary));
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.header-icon-btn:hover {
    background: var(--accent-soft);
}

.theme-toggle {
    border: none;
    background: transparent;
}

.lang-picker {
    position: relative;
    flex-shrink: 0;
}

.lang-picker__globe {
    font-size: 22px;
    line-height: 1;
}

.lang-picker__mask {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.06);
}

.lang-picker__panel {
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    min-width: 200px;
    max-width: min(280px, 90vw);
    max-height: min(360px, 60vh);
    overflow-y: auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 40px var(--shadow-lg);
    z-index: 10002;
}

.lang-picker__title {
    display: block;
    padding: 10px 14px 6px;
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.lang-picker__item {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 10px 14px;
    border: none;
    background: transparent;
    text-align: left;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.lang-picker__item:hover {
    background: var(--bg-tertiary);
}

.lang-picker__item.is-active {
    color: var(--accent-color);
    background: var(--accent-soft);
    font-weight: 600;
}

.theme-toggle .theme-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.theme-toggle .theme-icon svg {
    width: 18px;
    height: 18px;
}

.theme-swatch {
    display: inline-block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    flex-shrink: 0;
}

.theme-swatch--luxury {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    box-shadow: 0 2px 8px var(--accent-glow);
}

.banner-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0;
    height: min(42vw, 420px);
    min-height: 220px;
    border-radius: 0;
    overflow: hidden;
}

.banner-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, var(--bg-primary) 100%);
    pointer-events: none;
    z-index: 1;
}

.banner-slider {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.banner-item {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.banner-item.active {
    opacity: 1;
    z-index: 1;
}

.banner-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.banner-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 2;
    pointer-events: none;
}

.banner-prev,
.banner-next {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-strong);
    background: rgba(7, 11, 18, 0.55);
    backdrop-filter: blur(8px);
    color: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    pointer-events: all;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-prev:hover,
.banner-next:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.banner-indicators {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.banner-indicator {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background-color: rgba(255, 255, 255, 0.35);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.banner-indicator.active {
    background-color: var(--accent-color);
    width: 28px;
    box-shadow: 0 0 12px var(--accent-glow);
}

/* Notice */
.notice-strip,
.notice-section {
    padding: 0;
    margin-top: 4px;
    position: relative;
    z-index: 2;
}

.notice-strip .container,
.notice-section .container {
    padding-top: 8px;
    padding-bottom: 4px;
}

.notice-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(12px);
}

.notice-content:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 24px var(--shadow);
}

.notice-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--accent-soft);
    color: var(--accent-color);
}

.notice-scroll-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    height: 22px;
    min-width: 0;
}

.notice-scroll-text {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    line-height: 22px;
    white-space: nowrap;
    position: absolute;
    top: 0;
    left: 100%;
    display: inline-block;
    will-change: transform;
    padding-right: 50px;
}

.notice-scroll-text.scrolling {
    animation: scroll-text linear infinite;
}

@keyframes scroll-text {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-100% - 50px)); }
}

/* Section headings */
.section-head {
    text-align: center;
    margin-bottom: 1.25rem;
}

.section-title {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.section-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Platform links — card grid */
.access-section,
.links-section {
    padding: 1.75rem 0 2.25rem;
    background: transparent;
}

.platform-links-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.platform-link-card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}

.platform-link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.platform-link-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px var(--accent-glow);
}

.platform-link-card:hover::before {
    opacity: 1;
}

.platform-link-card.service-row {
    border-color: var(--accent-soft);
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--accent-soft) 100%);
}

.platform-link-card-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    min-width: 0;
    flex: 1;
}

.platform-link-image-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.platform-link-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.platform-link-image-placeholder {
    font-size: 22px;
    opacity: 0.45;
    line-height: 1;
}

.platform-link-info {
    min-width: 0;
    flex: 1;
}

.platform-link-name-cell {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.platform-link-name-marquee {
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
}

.platform-link-name-marquee-content {
    display: inline-flex;
    align-items: center;
    gap: 2rem;
    min-width: max-content;
}

.platform-link-name-marquee.is-overflowing .platform-link-name-marquee-content {
    animation: platformNameMarquee 12s linear infinite;
}

.platform-link-name-text {
    display: inline-block;
    white-space: nowrap;
}

@keyframes platformNameMarquee {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-50% - 1rem)); }
}

.platform-link-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}

.platform-link-speed {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: var(--transition);
}

.platform-link-speed::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.6;
}

.platform-link-speed.testing {
    animation: speedPulse 1s ease-in-out infinite;
}

.platform-link-speed.testing::before {
    animation: speedPulse 1s ease-in-out infinite;
}

.platform-link-speed.speed-fast {
    color: #34d399;
    background: rgba(52, 211, 153, 0.12);
}

.platform-link-speed.speed-medium {
    color: #fbbf24;
    background: rgba(251, 191, 36, 0.12);
}

.platform-link-speed.speed-slow {
    color: #f87171;
    background: rgba(248, 113, 113, 0.12);
}

.platform-link-speed.speed-timeout {
    color: var(--text-muted);
    background: var(--bg-tertiary);
    font-size: 0.7rem;
}

@keyframes speedPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.platform-link-btn {
    width: 100%;
    flex-shrink: 0;
    padding: 12px 22px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    color: #fff;
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.platform-link-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--accent-glow);
    filter: brightness(1.08);
}

.platform-link-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Intro / Gallery */
.gallery-section,
.intro-section {
    padding: 0 0 2.5rem;
    background: transparent;
}

.gallery-section .container,
.intro-section .container {
    max-width: 1200px;
}

.intro-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.platform-image-wrapper {
    text-align: center;
}

.platform-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 40px var(--shadow-lg);
}

.intro-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.intro-image-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    aspect-ratio: 16 / 9;
    background: var(--bg-tertiary);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.intro-image-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px var(--shadow-lg);
}

.intro-image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.intro-image-item:hover img {
    transform: scale(1.06);
}

/* Service (legacy section, hidden by JS) */
.service-section {
    padding: 2rem 0;
}

.service-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.service-image {
    max-width: 300px;
    height: auto;
    border-radius: var(--radius-lg);
}

.service-button {
    padding: 14px 36px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #2563eb 100%);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.service-button:hover {
    box-shadow: 0 6px 24px var(--accent-glow);
}

.floating-service {
    position: fixed;
    bottom: max(24px, env(safe-area-inset-bottom));
    right: max(20px, env(safe-area-inset-right));
    width: 58px;
    height: 58px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 50%;
    z-index: 9999;
    cursor: pointer;
    color: #fff;
}

.floating-service__inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--accent-color), var(--accent-hover));
    box-shadow: 0 10px 32px var(--accent-glow);
    animation: kefu-float 2.8s ease-in-out infinite;
}

.floating-service:hover .floating-service__inner {
    transform: scale(1.06);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.floating-service__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.floating-service__fallback {
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
}

@keyframes kefu-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

/* Footer */
.footer {
    padding: 1.5rem 0 2rem;
    margin-top: 0;
    border-top: 1px solid var(--border-color);
}

.copyright {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

/* Popup */
.popup-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.popup-modal.show {
    display: flex;
}

.popup-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(4, 8, 14, 0.75);
    backdrop-filter: blur(8px);
}

.popup-content {
    position: relative;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    max-width: 480px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 24px 64px var(--shadow-lg);
    z-index: 1;
}

.popup-content::before {
    content: '';
    display: block;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #60a5fa);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.popup-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 50%;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.popup-close:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.popup-body {
    padding: 1.75rem 1.75rem 1rem;
}

.notice-popup-content {
    max-width: 560px;
}

.notice-popup-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.notice-popup-text,
.popup-text,
#popup-text {
    color: var(--text-secondary);
    line-height: 1.75;
    font-size: 15px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.popup-footer {
    padding: 1rem 1.75rem 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-top: 1px solid var(--border-color);
}

.popup-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
}

.popup-remember input {
    cursor: pointer;
    accent-color: var(--accent-color);
}

.popup-confirm {
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #2563eb 100%);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.popup-confirm:hover {
    box-shadow: 0 4px 16px var(--accent-glow);
}

input, textarea, .notice-scroll-text, .popup-text, .notice-popup-text, #popup-text {
    -webkit-user-select: text;
    user-select: text;
}

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}