/**
 * Foreign Trade Pro - Art Style
 * 高端美瞳品牌艺术化样式 - 完全重构
 *
 * 设计理念：
 * - 高奢美妆的精致克制
 * - 现代美术馆的留白与秩序
 * - Apple官网流线动效 + Chanel高端排版气质
 * - 极简、高级灰阶、光影层次、空间感、慢节奏动效
 */

/* ========================================
   Variables
   ======================================== */
:root {
    --art-black: #1a1a1a;
    --art-white: #fafafa;
    --art-ivory: #f5f5f5;
    --art-champagne: #8b7355;
    --art-gray-100: #f0f0f0;
    --art-gray-200: #e0e0e0;
    --art-gray-400: #999;
    --art-gray-600: #666;
    --art-gray-800: #333;
    --art-font-display: 'Playfair Display', Georgia, serif;
    --art-font-body: 'Inter', -apple-system, sans-serif;
    --art-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
    --art-ease-out: cubic-bezier(0.19, 1, 0.22, 1);
}

/* ========================================
   Base
   ======================================== */
html.art-page {
    overflow-x: hidden;
}

.art-home {
    background: var(--art-white);
    overflow: visible;
}

.art-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.art-container--narrow {
    max-width: 800px;
}

.art-section {
    padding: 140px 0;
    text-align: center;
}

.art-label {
    display: block;
    font-family: var(--art-font-body);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--art-champagne);
    margin-bottom: 20px;
}

.art-title {
    font-family: var(--art-font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 400;
    color: var(--art-black);
    line-height: 1.2;
    margin: 0 0 24px;
}

.art-desc {
    font-size: 1.1rem;
    color: var(--art-gray-600);
    max-width: 600px;
    margin: 0 auto 60px;
    line-height: 1.8;
}

/* ========================================
   Buttons
   ======================================== */
.art-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    font-family: var(--art-font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid;
    cursor: pointer;
    transition: all 0.4s var(--art-ease);
}

.art-btn--light {
    background: rgba(255,255,255,0.95);
    color: var(--art-black);
    border-color: #fff;
}

.art-btn--light:hover {
    background: transparent;
    color: #fff;
}

.art-btn--dark {
    background: var(--art-black);
    color: #fff;
    border-color: var(--art-black);
}

.art-btn--dark:hover {
    background: var(--art-champagne);
    border-color: var(--art-champagne);
}

.art-btn--gold {
    background: var(--art-champagne);
    color: #fff;
    border-color: var(--art-champagne);
}

.art-btn--gold:hover {
    background: #a08060;
    border-color: #a08060;
}

.art-btn--outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}

.art-btn--outline:hover {
    background: #fff;
    color: var(--art-black);
    border-color: #fff;
}

.art-cta-link {
    margin-top: 50px;
}

.art-cta-link a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--art-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.art-cta-link a:hover {
    color: var(--art-champagne);
}

/* ========================================
   Hero Section
   ======================================== */
.art-hero {
    position: relative;
    overflow: hidden;
    background: #1a1a1a;
}

.art-hero__visual {
    position: relative;
    width: 100%;
    z-index: 1;
    line-height: 0;
}

.art-hero__media {
    width: 100%;
    height: auto;
    display: block;
}

.art-hero__img {
    width: 100%;
    height: auto;
    display: block;
}

.art-hero__media--gradient {
    min-height: 400px;
    background: linear-gradient(135deg, #1a1a1a 0%, #333 50%, #1a1a1a 100%);
}

.art-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.4) 100%);
    pointer-events: none;
}

.art-hero__content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: #fff;
    max-width: 900px;
    padding: 0 40px;
}

.art-hero__subtitle {
    font-family: var(--art-font-body);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    opacity: 0.9;
    margin-bottom: 24px;
}

.art-hero__title {
    font-family: var(--art-font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 0 0 40px;
}

.art-hero__cta {
    margin-top: 50px;
}

.art-hero__scroll {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.7);
}

.art-hero__scroll span {
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.art-hero__scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.8), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ========================================
   About Section
   ======================================== */
.art-about {
    background: var(--art-white);
}

.art-about__text {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 2;
    color: var(--art-gray-600);
    text-align: left;
}

.art-about__text p {
    margin-bottom: 1.5em;
}

/* ========================================
   Stats Section
   ======================================== */
.art-stats {
    background: var(--art-black);
    padding: 100px 0;
}

.art-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

.art-stats__item {
    padding: 40px 20px;
    position: relative;
}

.art-stats__item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60px;
    background: rgba(255,255,255,0.15);
}

.art-stats__number {
    display: block;
    font-family: var(--art-font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    color: #fff;
    line-height: 1;
    margin-bottom: 12px;
}

.art-stats__number::after {
    content: '+';
    font-size: 0.5em;
    opacity: 0.5;
    margin-left: 4px;
}

.art-stats__label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
}

/* ========================================
   Comparison Section - 艺术化佩戴对比
   ======================================== */
.art-comparison {
    background: var(--art-ivory);
}

.art-comparison__wrapper {
    max-width: 500px;
    margin: 0 auto;
}

.art-comparison__circle {
    position: relative;
    width: 100%;
    padding-top: 100%;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.15);
    cursor: ew-resize;
    background: var(--art-gray-200);
}

.art-comparison__before,
.art-comparison__after {
    position: absolute;
    inset: 0;
}

.art-comparison__before img,
.art-comparison__after img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.art-comparison__after {
    clip-path: inset(0 50% 0 0);
}

.art-comparison__placeholder--before {
    background: radial-gradient(circle at 50% 50%, #3d2314 0%, #3d2314 25%, #f5f5f5 25%, #f5f5f5 30%, #1a1a1a 30%);
}

.art-comparison__placeholder--after {
    background: radial-gradient(circle at 50% 50%, #8b7355 0%, #a89070 25%, #f5f5f5 25%, #f5f5f5 30%, #1a1a1a 30%);
}

.art-comparison__slider {
    position: absolute;
    top: 0;
    left: 50%;
    width: 3px;
    height: 100%;
    transform: translateX(-50%);
    z-index: 10;
}

.art-comparison__line {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: #fff;
    transform: translateX(-50%);
    box-shadow: 0 0 20px rgba(0,0,0,0.3);
}

.art-comparison__handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    cursor: ew-resize;
    transition: transform 0.2s ease;
}

.art-comparison__handle:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.art-comparison__handle svg {
    width: 22px;
    height: 22px;
    color: var(--art-gray-600);
}

.art-comparison__labels {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding: 0 10px;
}

.art-comparison__labels span {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--art-gray-400);
}

/* ========================================
   Advantages Section
   ======================================== */
.art-advantages {
    background: var(--art-white);
}

.art-advantages__grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 30px !important;
}

.art-advantages__card {
    padding: 50px 30px !important;
    background: #f5f5f5 !important;
    text-align: center !important;
    transition: all 0.4s var(--art-ease);
    border-radius: 4px;
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.art-advantages__card:hover {
    background: #fff;
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    transform: translateY(-8px);
}

.art-advantages__icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #8b7355;
}

.art-advantages__card h3 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 400;
    color: #1a1a1a;
    margin: 0 0 12px;
}

.art-advantages__card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: #666;
    margin: 0;
}

/* ========================================
   Brands Section
   ======================================== */
.art-brands {
    background: var(--art-ivory);
}

.art-brands__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 60px;
}

.art-brands__item {
    flex: 0 0 calc(16.666% - 17px);
    max-width: calc(16.666% - 17px);
}

.art-brands__item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 35px 25px;
    background: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.art-brands__item:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transform: translateY(-4px);
}

.art-brands__item img {
    max-width: 100%;
    max-height: 50px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.art-brands__item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.art-brands__item span {
    font-size: 13px;
    font-weight: 500;
    color: var(--art-gray-600);
}

/* ========================================
   Factory Section
   ======================================== */
.art-factory {
    background: var(--art-white);
}

.art-factory__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 60px;
}

.art-factory__card {
    flex: 0 0 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
}

.art-factory__card {
    background: #fff;
    overflow: hidden;
    transition: all 0.5s var(--art-ease);
}

.art-factory__card:hover {
    box-shadow: 0 30px 60px rgba(0,0,0,0.12);
    transform: translateY(-10px);
}

.art-factory__image {
    position: relative;
    padding-top: 70%;
    overflow: hidden;
}

.art-factory__image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--art-ease);
}

.art-factory__card:hover .art-factory__image img {
    transform: scale(1.05);
}

.art-factory__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.art-factory__card:hover .art-factory__overlay {
    opacity: 1;
}

.art-factory__overlay span {
    padding: 14px 28px;
    background: #fff;
    color: var(--art-black);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transform: translateY(20px);
    transition: transform 0.4s var(--art-ease);
}

.art-factory__card:hover .art-factory__overlay span {
    transform: translateY(0);
}

.art-factory__info {
    padding: 28px;
    text-align: left;
}

.art-factory__info h3 {
    font-family: var(--art-font-display);
    font-size: 1.25rem;
    font-weight: 400;
    margin: 0 0 8px;
}

.art-factory__info h3 a {
    color: var(--art-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.art-factory__info h3 a:hover {
    color: var(--art-champagne);
}

.art-factory__subtitle {
    font-size: 13px;
    color: var(--art-champagne);
    margin: 0;
}

/* ========================================
   News Section
   ======================================== */
.art-news {
    background: var(--art-ivory);
}

.art-news__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.art-news__card {
    background: #fff;
    text-align: left;
    overflow: hidden;
    transition: all 0.4s var(--art-ease);
    display: flex;
    flex-direction: column;
}

.art-news__card:hover {
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    transform: translateY(-6px);
}

.art-news__image {
    display: block;
    overflow: hidden;
    position: relative;
    padding-top: 65%;
}

.art-news__image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--art-ease);
}

.art-news__card:hover .art-news__image img {
    transform: scale(1.03);
}

.art-news__content {
    padding: 28px;
}

.art-news__content time {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--art-champagne);
    margin-bottom: 12px;
}

.art-news__content h3 {
    font-family: var(--art-font-display);
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.5;
    margin: 0 0 16px;
}

.art-news__content h3 a {
    color: var(--art-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.art-news__content h3 a:hover {
    color: var(--art-champagne);
}

.art-news__more {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--art-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.art-news__more:hover {
    color: var(--art-champagne);
}

/* ========================================
   Contact Section
   ======================================== */
.art-contact {
    background: var(--art-white);
}

.art-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--art-ivory);
    padding: 50px;
    text-align: left;
}

.art-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.art-form__group {
    margin-bottom: 24px;
}

.art-form__group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--art-gray-800);
    margin-bottom: 10px;
}

.art-form__group input,
.art-form__group textarea {
    width: 100%;
    padding: 16px 18px;
    font-family: var(--art-font-body);
    font-size: 15px;
    border: 1px solid var(--art-gray-200);
    background: #fff;
    transition: all 0.3s ease;
}

.art-form__group input:focus,
.art-form__group textarea:focus {
    outline: none;
    border-color: var(--art-champagne);
}

.art-form__group textarea {
    resize: vertical;
    min-height: 120px;
}

.art-form button {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

#message-form-response {
    margin-top: 20px;
    padding: 15px;
    text-align: center;
    font-size: 14px;
}

#message-form-response.success {
    background: #e8f5e9;
    color: #2e7d32;
}

#message-form-response.error {
    background: #ffebee;
    color: #c62828;
}

/* ========================================
   CTA Section
   ======================================== */
.art-cta {
    background: var(--art-black);
    padding: 160px 0;
}

.art-cta h2 {
    font-family: var(--art-font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: #fff;
    margin: 0 0 20px;
}

.art-cta p {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.6);
    margin: 0 0 50px;
}

.art-cta__buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .art-section {
        padding: 100px 0;
    }

    .art-container {
        padding: 0 30px;
    }

    .art-advantages__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .art-brands__grid {
        justify-content: center;
    }

    .art-brands__item {
        flex: 0 0 calc(33.333% - 14px);
        max-width: calc(33.333% - 14px);
    }
}

@media (max-width: 768px) {
    .art-section {
        padding: 60px 0;
    }

    .art-container {
        padding: 0 16px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    /* Hero 移动端适配 */
    .art-hero {
        padding-top: 60px;
    }

    .art-hero__nav {
        bottom: 10px;
    }

    .art-hero__dot {
        width: 8px;
        height: 8px;
    }

    .art-hero__arrows {
        padding: 0 10px;
    }

    .art-hero__arrow {
        width: 36px;
        height: 36px;
    }

    .art-hero__arrow svg {
        width: 16px;
        height: 16px;
    }

    .art-hero__slide .art-hero__content {
        bottom: 50px;
        left: 16px;
        right: 16px;
    }

    .art-hero__title {
        font-size: 1.5rem !important;
    }

    .art-hero__subtitle {
        font-size: 11px;
    }

    .art-label {
        font-size: 14px;
        letter-spacing: 0.12em;
        margin-bottom: 12px;
    }

    .art-title {
        font-size: 1.6rem !important;
        margin-bottom: 16px;
    }

    .art-desc {
        font-size: 13px;
        line-height: 1.6;
    }

    /* 关于我们描述文字 */
    .art-about__text,
    .art-about__text p {
        font-size: 13px !important;
        line-height: 1.7 !important;
    }

    .art-stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .art-stats__item:nth-child(2)::after {
        display: none;
    }

    .art-comparison__wrapper {
        max-width: 350px;
    }

    /* Advantages 移动端适配 */
    .art-advantages {
        padding: 50px 0 !important;
    }

    .art-advantages__grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 16px !important;
        width: 100% !important;
    }

    .art-advantages__card {
        padding: 30px 20px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .art-advantages__icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
        margin-bottom: 16px;
    }

    .art-advantages__card h3 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }

    .art-advantages__card p {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    .art-factory__grid,
    .art-news__grid {
        justify-content: center;
    }

    .art-factory__card {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .art-news__grid {
        grid-template-columns: 1fr;
    }

    .art-brands__grid {
        justify-content: center;
    }

    .art-brands__item {
        flex: 0 0 calc(50% - 10px);
        max-width: calc(50% - 10px);
    }

    .art-form {
        padding: 30px 24px;
    }

    .art-form__row {
        grid-template-columns: 1fr;
    }

    .art-cta {
        padding: 100px 0;
    }

    .art-cta__buttons {
        flex-direction: column;
        align-items: center;
    }

    .art-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

/* 占位图样式 */
.art-placeholder {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
}

/* 强制所有元素可见（排除需要hover显示的overlay） */
.art-home .art-section,
.art-brands__item,
.art-factory__card,
.art-news__card,
.art-advantages__card {
    opacity: 1 !important;
    visibility: visible !important;
}

/* 保持overlay默认隐藏，hover时显示 */
.art-factory__overlay {
    opacity: 0 !important;
    visibility: visible !important;
}

.art-factory__card:hover .art-factory__overlay {
    opacity: 1 !important;
}

/* 幻灯片轮播 */
.art-hero__slider {
    position: relative;
    width: 100%;
    line-height: 0;
}

.art-hero__slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
    line-height: 0;
}

.art-hero__slide:first-child {
    position: relative;
}

.art-hero__slide.is-active {
    opacity: 1;
    visibility: visible;
}

.art-hero__slide .art-hero__visual {
    position: relative;
    width: 100%;
    line-height: 0;
}

.art-hero__slide .art-hero__content {
    position: absolute;
    bottom: 15%;
    left: 40px;
    z-index: 10;
    line-height: 1.4;
}

.art-hero__nav {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 20;
}

.art-hero__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.6);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.art-hero__dot:hover,
.art-hero__dot.is-active {
    background: #fff;
    border-color: #fff;
}

/* 幻灯片箭头导航 */
.art-hero__arrows {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 20;
    pointer-events: none;
}

.art-hero__arrow {
    width: 50px;
    height: 50px;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: 50%;
    background: rgba(0,0,0,0.2);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    pointer-events: auto;
    padding: 0;
}

.art-hero__arrow:hover {
    background: rgba(255,255,255,0.2);
    border-color: #fff;
}

.art-hero__arrow svg {
    width: 20px;
    height: 20px;
}

/* 幻灯片进度条 */
.art-hero__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255,255,255,0.2);
    z-index: 20;
}

.art-hero__progress-bar {
    height: 100%;
    background: var(--art-champagne);
    width: 0;
    transition: width 0.1s linear;
}

/* 表单成功动画 */
.art-form-success {
    text-align: center;
    padding: 60px 40px;
    animation: fadeInUp 0.6s ease;
}

.art-form-success__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #4CAF50, #8BC34A);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: scaleIn 0.5s ease 0.2s both;
}

.art-form-success__icon svg {
    width: 40px;
    height: 40px;
    color: #fff;
}

.art-form-success h3 {
    font-family: var(--art-font-display);
    font-size: 1.8rem;
    color: var(--art-black);
    margin: 0 0 12px;
}

.art-form-success p {
    color: var(--art-gray-600);
    margin: 0;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { transform: scale(0); }
    to { transform: scale(1); }
}