/* ========================================
   全局样式
   ======================================== */

:root {
    --color-primary: #E31D1A;
    --color-ink: #1A1A1A;
    --color-paper: #fff;
    --color-muted: #fff;
    --color-grey: #888888;
    --font-sans: "Source Han Sans CN", "Montserrat", "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", ui-sans-serif, system-ui, sans-serif;
    --font-serif: "Playfair Display", "Source Han Serif CN", serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans) !important;
}

html {
    font-family: var(--font-sans) !important;
}

body {
    font-family: var(--font-sans) !important;
    background-color: var(--color-paper);
    color: var(--color-ink);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.fa, .fab, .fal, .far, .fas {
    font-family: 'FontAwesome' !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
}

.container {
    width: 100%;
    max-width: 1600px;
    margin-left: auto;
    margin-right: auto;
    /* padding-left: 1.5rem;
    padding-right: 1.5rem; */
    background-color: #fff;
}

/* @media (min-width: 768px) {
    .container {
        padding-left: 6rem;
        padding-right: 6rem;
    }
} */

::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #FF6321;
}

.slideshow {
    /* height: 700px; */
    object-fit: cover;
}

/* ========================================
   开屏动画
   ======================================== */

.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 100;
    overflow: hidden;
    touch-action: none;
    font-family: var(--font-sans);
    background-color: var(--color-paper);
    color: var(--color-ink);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.splash-screen h1,
.splash-screen h2,
.splash-screen h3,
.splash-screen h4,
.splash-screen h5,
.splash-screen h6 {
    font-family: var(--font-serif);
}

.splash-step {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), visibility 1s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: white;
}

.splash-step.active {
    opacity: 1;
    visibility: visible;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), visibility 0s 0s;
}

.step-0 {
    padding: 0 1.5rem;
    text-align: center;
}

.step-0 .splash-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    letter-spacing: -0.05em;
    line-height: 1.2;
    margin-bottom: 2.5rem;
    color: var(--color-ink);
    font-family: var(--font-serif);
    animation: fadeInUp 1s ease 0.4s both;
}

.step-0 .splash-subtitle {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: var(--color-grey);
    margin-bottom: 1.5rem;
    animation: fadeIn 1s ease 0.6s both;
}

.splash-screen.splash-exit {
    animation: splashZoomOut 0.8s cubic-bezier(0.76, 0, 0.24, 1) forwards;
}

.main-content.main-reveal {
    animation: mainFadeIn 0.6s ease 0.4s both;
}



.main-content {
    min-height: 100vh;
}

.main-content.hidden {
    display: none;
}

.apple-footer {
    opacity: 1;
    transition: opacity 0.5s ease 0.3s;
}

@media (max-width: 768px) {
    .step-0 .splash-title {
        font-size: 2.5rem;
    }
}

/* ========================================
   五边形模型
   ======================================== */

.pentagon-section {
    padding: 4rem 0;
    margin-bottom: 10rem;
    position: relative;
}

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

/* @media (min-width: 1024px) {
    .pentagon-grid {
        grid-template-columns: repeat(12, 1fr);
        gap: 3rem;
    }
    
    .pentagon-text-col {
        grid-column: span 4;
    }
    
    .pentagon-viz-col {
        grid-column: span 8;
    }
} */

.pentagon-text-content {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.pentagon-text-content.visible {
    opacity: 1;
    transform: translateX(0);
}

.pentagon-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-ink);
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
    font-family: var(--font-serif);
}

.pentagon-subtitle {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.pentagon-desc {
    font-size: 0.875rem;
    font-weight: 300;
    color: var(--color-grey);
    line-height: 1.7;
}

.pentagon-wrapper {
    position: relative;
    width: 100%;
    max-width: 36rem;
    margin: 0 auto;
    aspect-ratio: 1;
}

.pentagon-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.bg-circle {
    fill: #D1D1D1;
    opacity: 0.6;
}

.bg-circle-border {
    fill: none;
    stroke: #999;
    stroke-width: 0.2;
    stroke-dasharray: 1, 1;
}

.star-shape {
    fill: #B0B0B0;
    stroke: white;
    stroke-width: 0.5;
    opacity: 0;
    transform-origin: center;
    transform: scale(0.8);
    transition: opacity 1s ease, transform 1s ease;
}

.star-shape.visible {
    opacity: 1;
    transform: scale(1);
}

.center-circle {
    fill: var(--color-primary);
    opacity: 0;
    transform-origin: center;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.center-circle.visible {
    opacity: 1;
    transform: scale(1);
}

.center-text-1,
.center-text-2 {
    fill: white;
    font-size: 5px;
    font-weight: 900;
    pointer-events: none;
    user-select: none;
}

.point-group {
    cursor: pointer;
}

.point-circle {
    fill: white;
    stroke: #999;
    stroke-width: 0.3;
    opacity: 0;
    transform-origin: center;
    transform: scale(0);
    transition: stroke 0.3s ease, transform 0.3s ease;
}

.point-circle.visible {
    opacity: 1;
    transform: scale(1);
}

.point-group:hover .point-circle {
    stroke: var(--color-primary);
    transform: scale(1.05);
}

.point-circle.active {
    stroke: var(--color-primary);
}

.point-title {
    fill: var(--color-primary);
    font-size: 3.5px;
    font-weight: bold;
    pointer-events: none;
    user-select: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.point-title.visible {
    opacity: 1;
}

.point-subtitle {
    fill: #666;
    font-size: 1.8px;
    pointer-events: none;
    user-select: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.point-subtitle.visible {
    opacity: 1;
}

.detail-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    opacity: 0;
    visibility: hidden;
    z-index: 30;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

.detail-overlay.visible {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.detail-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(227, 29, 26, 0.2);
    max-width: 280px;
    text-align: center;
    position: relative;
}

.detail-icon {
    width: 3rem;
    height: 3rem;
    background: rgba(227, 29, 26, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--color-primary);
}

.detail-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.detail-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
    font-family: var(--font-serif);
}

.detail-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: 1rem;
}

.detail-desc {
    font-size: 0.75rem;
    color: var(--color-grey);
    line-height: 1.6;
}

.detail-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-grey);
    transition: color 0.3s ease;
    padding: 0.25rem;
}

.detail-close:hover {
    color: var(--color-primary);
}

.detail-close svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* @media (max-width: 768px) {
    .pentagon-section {
        padding: 4rem 0;
        margin-bottom: 6rem;
    }
    
    .pentagon-wrapper {
        max-width: 24rem;
    }
    
    .detail-card {
        padding: 1.5rem;
        max-width: 240px;
    }
    
    .detail-title {
        font-size: 1.25rem;
    }
} */

/* ========================================
   品牌荣誉
   ======================================== */

.honors-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: start;
}

/* @media (min-width: 1024px) {
    .honors-section {
        grid-template-columns: repeat(12, 1fr);
        gap: 6rem;
    }
    
    .honors-sidebar {
        grid-column: span 4;
        position: sticky;
        top: 8rem;
    }
    
    .honors-grid-col {
        grid-column: span 8;
    }
} */

.honors-sidebar-content {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.honors-sidebar-content.visible {
    opacity: 1;
    transform: translateX(0);
}

.honors-title {
    font-size: clamp(2.25rem, 5vw, 4.5rem);
    font-weight: 700;
    color: var(--color-ink);
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
    line-height: 1.1;
    font-family: var(--font-serif);
}

.honors-subtitle {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--color-grey);
    line-height: 1.6;
    margin-bottom: 3rem;
}

.honors-divider {
    width: 5rem;
    height: 4px;
    background: var(--color-primary);
    margin-bottom: 3rem;
}

.honors-more-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: rgba(136, 136, 136, 0.6);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.honors-more-btn:hover {
    color: var(--color-primary);
}

.honors-more-icon {
    width: 1rem;
    height: 1rem;
    transition: transform 0.3s ease;
}

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

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

/* @media (min-width: 768px) {
    .honors-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
} */

.honor-card {
    position: relative;
    aspect-ratio: 3 / 4;
    border-radius: 1.5rem;
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.5s ease;
}

.honor-card.visible {
    opacity: 1;
    transform: scale(1);
}

.honor-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(-8px);
}

.honor-card.active {
    ring: 4px solid var(--color-primary);
    ring-offset: 4px;
}

.honor-card-image-wrapper {
    position: absolute;
    inset: 0;
}

.honor-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.7s ease;
}

.honor-card:hover .honor-card-image {
    filter: grayscale(0%);
}

.honor-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.9) 0%, rgba(26, 26, 26, 0.2) 50%, transparent 100%);
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.honor-card:hover .honor-card-overlay {
    opacity: 0.8;
}

.honor-card-trophy {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.honor-card:hover .honor-card-trophy {
    opacity: 1;
}

.honor-card-trophy svg {
    width: 1.125rem;
    height: 1.125rem;
}

.honor-card-content {
    position: absolute;
    inset: 0;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.honor-card-year {
    display: block;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.honor-card-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: white;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.honor-card:hover .honor-card-title {
    color: var(--color-primary);
}

.honor-detail-overlay {
    position: absolute;
    inset: 0;
    background: rgba(227, 29, 26, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.honor-detail-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.honor-detail-content {
    text-align: center;
    padding: 2rem;
}

.honor-detail-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1.5rem;
    color: white;
}

.honor-detail-icon svg {
    width: 100%;
    height: 100%;
}

.honor-detail-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    font-family: var(--font-serif);
}

.honor-detail-year {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.honor-detail-close {
    margin-top: 2rem;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease;
}

.honor-detail-close:hover {
    background: white;
    color: var(--color-primary);
}

/* @media (max-width: 768px) {
    .honors-section {
        gap: 4rem;
    }
    
    .honors-cards-grid {
        gap: 1rem;
    }
    
    .honor-card {
        border-radius: 1rem;
    }
    
    .honor-card-content {
        padding: 1rem;
    }
    
    .honor-card-title {
        font-size: 0.75rem;
    }
} */

/* ========================================
   案例展示
   ======================================== */

.cases-section {
    padding: 10rem 0;
    background-color: var(--color-paper);
    overflow: hidden;
    position: relative;
}

.cases-header {
    text-align: center;
    margin-bottom: 8rem;
}

.cases-subtitle {
    display: block;
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.cases-title {
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 700;
    color: var(--color-ink);
    letter-spacing: -0.025em;
    margin-bottom: 2rem;
    font-family: var(--font-serif);
}

.cases-description {
    color: var(--color-grey);
    font-size: 1.25rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

.cases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

/* @media (min-width: 768px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4rem;
    }
} */

.case-item {
    position: relative;
}

.case-image-wrapper {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 2.5rem;
    margin-bottom: 2.5rem;
    position: relative;
}

.case-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s ease;
}

.case-item:hover .case-image {
    transform: scale(1.05);
}

.case-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(26, 26, 26, 0.2);
    transition: background-color 0.5s ease;
}

.case-item:hover .case-overlay {
    background-color: rgba(26, 26, 26, 0);
}

.case-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-ink);
    letter-spacing: -0.025em;
    transition: color 0.3s ease;
    font-family: var(--font-serif);
}

.case-item:hover .case-title {
    color: var(--color-primary);
}

.case-description {
    color: var(--color-grey);
    font-size: 1.125rem;
    font-weight: 300;
    line-height: 1.6;
}

/* @media (max-width: 768px) {
    .cases-section {
        padding: 5rem 0;
    }

    .cases-header {
        margin-bottom: 4rem;
    }

    .cases-title {
        font-size: 2.5rem;
    }

    .cases-description {
        font-size: 1.125rem;
    }

    .cases-grid {
        gap: 2rem;
    }

    .case-image-wrapper {
        margin-bottom: 1.5rem;
    }

    .case-title {
        font-size: 1.5rem;
    }

    .case-description {
        font-size: 1rem;
    }
} */

/* ========================================
   场景展示
   ======================================== */

.scenes-section {
    padding: 10rem 0;
    background-color: #F5F5F5;
    position: relative;
    overflow: hidden;
}

.scenes-header {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-bottom: 8rem;
    gap: 4rem;
}

/* @media (min-width: 1024px) {
    .scenes-header {
        flex-direction: row;
        align-items: flex-end;
    }
} */

.scenes-intro {
    max-width: 48rem;
}

.scenes-subtitle {
    color: #E31D1A;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
}

.scenes-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    color: #1A1A1A;
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
    line-height: 1.1;
    font-family: "Playfair Display", "Source Han Serif CN", serif;
}

.scenes-description {
    font-size: 1.25rem;
    font-weight: 300;
    color: #888888;
    line-height: 1.6;
}

.scenes-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 8rem;
}

/* @media (min-width: 768px) {
    .scenes-grid {
        grid-template-columns: repeat(2, 1fr);
    }
} */

/* @media (min-width: 1024px) {
    .scenes-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .scenes-grid .scene-card:nth-child(6n+1),
    .scenes-grid .scene-card:nth-child(6n+5) {
        grid-row: span 2;
    }
} */

.scene-card {
    position: relative;
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(26, 26, 26, 0.05);
    transition: all 0.7s ease;
    opacity: 0;
    transform: translateY(50px);
}

.scene-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.scene-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(-8px);
}

.scene-card-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

/* @media (min-width: 1024px) {
    .scenes-grid .scene-card:nth-child(6n+1) .scene-card-image-wrapper,
    .scenes-grid .scene-card:nth-child(6n+5) .scene-card-image-wrapper {
        aspect-ratio: 4 / 6;
    }
} */

.scene-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s ease;
}

.scene-card:hover .scene-card-image {
    transform: scale(1.1);
}

.scene-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.6) 0%, transparent 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    display: flex;
    align-items: flex-end;
    padding: 2.5rem;
}

.scene-card:hover .scene-card-overlay {
    opacity: 1;
}

.scene-card-content {
    transform: translateY(1rem);
    transition: transform 0.5s ease;
    width: 100%;
}

.scene-card:hover .scene-card-content {
    transform: translateY(0);
}

.scene-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
}

.scene-card-divider {
    width: 2rem;
    height: 2px;
    background: #E31D1A;
}

.scenes-more {
    display: flex;
    justify-content: flex-end;
    margin-top: 8rem;
}

.scenes-more-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    color: #888888;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.scenes-more-btn:hover {
    color: #E31D1A;
}

.scenes-more-icon {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform 0.3s ease;
}

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

/* @media (max-width: 768px) {
    .scenes-section {
        padding: 5rem 0;
    }

    .scenes-header {
        margin-bottom: 4rem;
    }

    .scenes-title {
        font-size: clamp(2.5rem, 10vw, 5rem);
    }

    .scenes-description {
        font-size: 1.125rem;
    }

    .scenes-grid {
        gap: 1rem;
        margin-bottom: 4rem;
    }

    .scene-card {
        border-radius: 1rem;
    }

    .scene-card-overlay {
        padding: 1.5rem;
    }

    .scene-card-title {
        font-size: 1.25rem;
    }

    .scenes-more {
        margin-top: 4rem;
    }
} */

/* ========================================
   关于我们页面
   ======================================== */

.about-page-section {
    padding: 30px 0;
    background: #fff;
}

.about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: stretch;
    min-height: 500px;
}

.about-content-left {
    display: flex;
    flex-direction: column;
}

.about-text-scroll {
    flex: 1;
    overflow-y: auto;
    max-height: 400px;
    padding-right: 20px;
}

.about-text-scroll::-webkit-scrollbar {
    width: 4px;
}

.about-text-scroll::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 2px;
}

.about-text-scroll::-webkit-scrollbar-thumb {
    background: #C8102E;
    border-radius: 2px;
}

.about-text-content {
    font-size: 20px;
    line-height: 1.8;
    color: #333;
}

.about-text-content p {
    margin-bottom: 16px;
}

.about-image-right {
    /* display: flex; */
    /* align-items: center; */
    /* justify-content: ; */
}

.about-hero-image {
    width: 100%;
    /* height: 100%; */
    max-height: 500px;
    object-fit: cover;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* @media (max-width: 991px) {
    .about-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-text-scroll {
        max-height: 300px;
    }
    
    .about-hero-image {
        max-height: 350px;
    }
} */

.about-highlight {
    color: #0f172a;
    font-weight: 700;
    border-left: 3px solid #C30D23;
    padding-left: 1rem;
    margin: 1.2rem 0;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1.5rem;
}

.about-stat {
    display: flex;
    flex-direction: column;
}

.about-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1;
}

.about-stat-label {
    font-size: 0.65rem;
    color: #475569;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-top: 0.5rem;
    font-weight: 700;
}

.about-subtitle {
    color: #C30D23;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-subtitle::before {
    content: '';
    display: block;
    width: 2rem;
    height: 1px;
    background: #C30D23;
}

.about-title {
    font-size: 36px;
    font-weight: 800;
    /* margin-bottom: 30px; */
    color: #C8102E;
}

.about-grid-5 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

/* @media (min-width: 768px) {
    .about-grid-5 {
        grid-template-columns: repeat(2, 1fr);
    }
} */

/* @media (min-width: 1024px) {
    .about-grid-5 {
        grid-template-columns: repeat(5, 1fr);
    }
} */

.about-business-card {
    border-radius: 1rem;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

/* @media (min-width: 1024px) {
    .about-business-card:not(:first-child)::before {
        content: '';
        position: absolute;
        left: -1rem;
        top: 0;
        width: 1px;
        height: 100%;
        background: rgba(15, 23, 42, 0.05);
    }
} */

.about-business-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.1);
}

.about-card-label {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: #C30D23;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 1rem;
}

.about-card-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.about-card-desc {
    color: #475569;
    font-size: 0.9rem;
    line-height: 1.6;
}

.about-funnel-wrapper {
    border-radius: 2.5rem;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.about-funnel-title {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.about-funnel-layout {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

/* @media (min-width: 1024px) {
    .about-funnel-layout {
        flex-direction: row;
        align-items: center;
        gap: 2rem;
    }
} */

.about-funnel-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0;
}

.about-side-icon-box {
    width: 5.5rem;
    height: 5.5rem;
    background: white;
    border-radius: 2rem;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #475569;
}

.about-side-label {
    font-size: 1.3rem;
    font-weight: 800;
    color: #0f172a;
}

.about-funnel-center {
    flex: 1;
    width: 100%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.about-funnel-item {
    height: 4.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    color: #0f172a;
    font-weight: 800;
    font-size: 1.1rem;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.07);
    transition: transform 0.3s ease;
}

.about-funnel-item:hover {
    transform: scale(1.02);
}

.about-item-full {
    width: 100%;
    background: #cbd5e1;
}

.about-item-90 {
    width: 90%;
    background: #e2e8f0;
}

.about-item-80 {
    width: 80%;
    background: #f1f5f9;
}

.about-item-70 {
    width: 70%;
    background: #f8fafc;
}

.about-item-60 {
    width: 60%;
    background: #f8fafc;
    opacity: 0.7;
}

.about-scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.about-scroll-animate.from-top {
    transform: translateY(-30px);
}

.about-scroll-animate.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.about-delay-1 {
    transition-delay: 0.1s;
}

.about-delay-2 {
    transition-delay: 0.2s;
}

.about-delay-3 {
    transition-delay: 0.3s;
}

.about-delay-4 {
    transition-delay: 0.4s;
}

/* ========================================
   动画
   ======================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes splashZoomOut {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(1.08);
    }
}

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

/* ========================================
   智能网点布局
   ======================================== */

.smart-section {
    /* padding: 60px 0; */
    background-color: #fff;
}

.smart-layout-wrapper {
    position: relative;
    margin: 0 auto;
    min-height: 700px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.center-image-box {
    position: relative;
    z-index: 1;
    width: 60%;
    max-width: 700px;
    text-align: center;
}

.center-image-box img {
    width: 100%;
    height: auto;
    display: block;
}

.corner-block {
    position: absolute;
    z-index: 2;
    width: 250px;
}

.corner-block.top-left {
    top: 20px;
    left: 20px;
}

.corner-block.top-right {
    top: 20px;
    right: 20px;
}

.corner-block.bottom-left {
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.corner-block.bottom-right {
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.block-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.corner-block.bottom-left .block-header,
.corner-block.bottom-right .block-header {
    margin-top: 15px;
    margin-bottom: 0;
}

.corner-block.top-left .block-header,
.corner-block.bottom-left .block-header {
    justify-content: flex-end;
}

.corner-block.top-right .block-header,
.corner-block.bottom-right .block-header {
    justify-content: flex-start;
}

.smart-block-title {
    font-size: 24px;
    font-weight: bold;
    color: #555555;
    margin: 0;
}

.smart-icon-circle {
    width: 45px;
    height: 45px;
    background-color: #b71120;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.smart-icon-circle::after {
    content: "";
    width: 20px;
    height: 20px;
    border: 2px solid #fff;
    border-radius: 4px;
}

.smart-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.smart-feature-list li {
    font-size: 15px;
    color: #777777;
    line-height: 2.2;
}

.corner-block.top-left .smart-feature-list,
.corner-block.bottom-left .smart-feature-list {
    text-align: right;
    padding-right: 60px;
}

.corner-block.top-right .smart-feature-list,
.corner-block.bottom-right .smart-feature-list {
    text-align: left;
    padding-left: 60px;
}

/* @media (max-width: 992px) {
    .smart-layout-wrapper {
        flex-direction: column;
        height: auto;
        min-height: auto;
        padding: 20px;
    }

    .center-image-box {
        position: relative;
        width: 100%;
        margin-bottom: 40px;
        order: -1;
    }

    .corner-block {
        position: relative;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
        width: 100%;
        margin-bottom: 30px;
    }

    .block-header {
        justify-content: flex-start !important;
    }

    .smart-feature-list {
        text-align: left !important;
        padding-left: 60px !important;
        padding-right: 0 !important;
    }
} */