/* ========================================
   鹿鹿教育官网 - 主样式表
   ======================================== */

/* 变量定义 */
:root {
    --gold-primary: #D4A853;
    --gold-light: #E8D5A3;
    --gold-dark: #B8941D;
    --gold-gradient: linear-gradient(135deg, #D4A853 0%, #E8D5A3 50%, #D4A853 100%);
    --brown-primary: #5D3A1A;
    --brown-light: #8B6914;
    --cream: #FDF8F0;
    --ivory: #FFFBF5;
    --text-dark: #2C2C2C;
    --text-gray: #666666;
    --text-light: #999999;
    --transition: all 0.3s ease;
}

/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.8;
    background-color: var(--ivory);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.4;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

a:hover {
    color: var(--gold-primary);
}

img {
    max-width: 100%;
    height: auto;
}

/* 通用类 */
.section-padding {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--cream) !important;
}

.gold-text {
    color: var(--gold-primary);
}

/* 按钮样式 */
.btn-gold {
    background: var(--gold-gradient);
    color: var(--brown-primary);
    border: none;
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(212, 168, 83, 0.3);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 168, 83, 0.4);
    color: var(--brown-primary);
}

.btn-outline-gold {
    background: transparent;
    color: var(--gold-primary);
    border: 2px solid var(--gold-primary);
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.btn-outline-gold:hover {
    background: var(--gold-primary);
    color: white;
    transform: translateY(-2px);
}

.btn-link {
    color: var(--gold-primary);
    font-weight: 600;
    padding: 0;
}

.btn-link:hover {
    color: var(--gold-dark);
}

/* 区块标题 */
.section-header {
    margin-bottom: 50px;
}

.section-subtitle {
    display: inline-block;
    color: var(--gold-primary);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.section-title {
    font-size: 42px;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.section-desc {
    color: var(--text-gray);
    font-size: 16px;
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   导航栏
   ======================================== */
.navbar {
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
    min-height: 100px;
}

.navbar .container {
    display: flex;
    align-items: center;
    position: relative;
}

.navbar-brand {
    display: flex;
    align-items: center;
    margin-right: 30px;
    flex-shrink: 0;
}

.navbar-brand img {
    transition: var(--transition);
    height: 80px;
    width: auto;
    display: block;
    object-fit: contain;
}

/* 导航栏hover效果 */
.navbar:hover {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar:hover .navbar-brand img {
    transform: scale(1.05);
}

.navbar:hover .navbar-nav .nav-link {
    font-size: 17px;
}

/* 滚动状态 */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
}

.navbar.scrolled .navbar-brand img {
    height: 65px;
}

@media (max-width: 991px) {
    .navbar {
        min-height: 70px;
        padding: 10px 0;
    }
    .navbar-brand {
        margin-right: 0;
    }
    .navbar-brand img {
        height: 55px;
    }
    .navbar:hover .navbar-brand img {
        transform: scale(1.02);
    }
    .navbar.scrolled .navbar-brand img {
        height: 50px;
    }
}

.navbar-nav {
    margin: 0 auto;
    display: flex;
    align-items: center;
}

.navbar-nav .nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 10px 18px !important;
    position: relative;
    transition: var(--transition);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 18px;
    width: 0;
    height: 2px;
    background: var(--gold-primary);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: calc(100% - 36px);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--gold-primary);
}

/* ========================================
   轮播Banner
   ======================================== */
.hero-carousel {
    margin-top: 0;
    padding-top: 0;
}

.hero-carousel .carousel-item {
    height: 700px;
    position: relative;
}

.carousel-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

/* 背景图水平翻转类 */
.carousel-bg.flip-horizontal {
    transform: scaleX(-1);
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(93, 58, 26, 0.85) 0%, rgba(93, 58, 26, 0.6) 50%, rgba(93, 58, 26, 0.3) 100%);
}

.carousel-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.carousel-text {
    color: white;
    padding: 40px 0;
    padding-left: 15px;
}

@media (min-width: 992px) {
    .carousel-text {
        padding-left: 0;
    }
    
    .carousel-text .service-logo {
        margin-left: 0;
    }
}

.carousel-text h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.carousel-text p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.9;
}

.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 6px;
}

.carousel-indicators button.active {
    background-color: var(--gold-primary);
}

/* ========================================
   品牌区域
   ======================================== */
.brand-section {
    background: var(--ivory);
    padding: 80px 0;
}

.brand-logo {
    margin-bottom: 20px;
}

.brand-title {
    font-size: 52px;
    font-weight: 700;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.brand-services {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.service-link {
    font-size: 24px;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--gold-primary);
}

.service-divider {
    font-size: 24px;
    color: var(--gold-primary);
    margin: 0 10px;
}

.brand-mission {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.8;
}

/* ========================================
   Hero区域（旧版保留）
   ======================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,251,245,0.9) 0%, rgba(255,251,245,0.7) 50%, rgba(253,248,240,0.8) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    padding-top: 80px;
}

.hero-text {
    padding-right: 30px;
}

.hero-title {
    font-size: 52px;
    line-height: 1.3;
}

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

.hero-title .subtitle {
    font-size: 32px;
    color: var(--text-gray);
    font-weight: 400;
}

.hero-desc {
    font-size: 20px;
    color: var(--text-gray);
    line-height: 1.8;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.stat-item {
    background: white;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(212, 168, 83, 0.2);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    color: var(--text-gray);
    margin-top: 10px;
    font-size: 15px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 24px;
    color: var(--gold-primary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ========================================
   核心服务
   ======================================== */
.services-section {
    background: var(--ivory);
}

.service-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(212, 168, 83, 0.2);
}

.service-image {
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: 30px;
}

.service-logo {
    margin-bottom: 20px;
    height: 200px;
    width: auto;
    object-fit: contain;
}

.service-content h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-content p {
    color: var(--text-gray);
    font-size: 15px;
    margin-bottom: 20px;
}

/* ========================================
   关于我们
   ======================================== */
.about-section {
    background: var(--cream);
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.about-experience {
    position: absolute;
    bottom: -30px;
    right: -20px;
    background: var(--gold-gradient);
    padding: 30px 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(212, 168, 83, 0.4);
}

.exp-number {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--brown-primary);
    line-height: 1;
}

.exp-text {
    font-size: 14px;
    color: var(--brown-primary);
    font-weight: 600;
}

.about-content {
    padding-left: 40px;
}

.about-text {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 30px;
}

.about-features {
    margin-bottom: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
}

.feature-item i {
    font-size: 20px;
    margin-right: 12px;
    margin-top: 3px;
}

.feature-item span {
    color: var(--text-gray);
    font-size: 15px;
}

/* ========================================
   客户展示
   ======================================== */
.clients-section {
    background: white;
}

.client-stat-item {
    padding: 30px;
}

.stat-percent {
    font-size: 64px;
    font-weight: 700;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.client-stat-item p {
    color: var(--text-gray);
    margin-top: 15px;
    font-size: 15px;
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 15px;
}

.logo-item {
    background: var(--cream);
    padding: 15px 10px;
    text-align: center;
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-gray);
    font-weight: 500;
    transition: var(--transition);
}

.logo-item:hover {
    background: var(--gold-primary);
    color: white;
    transform: translateY(-3px);
}

/* ========================================
   CTA区域
   ======================================== */
.cta-section {
    position: relative;
    padding: 100px 0;
    background: var(--brown-primary);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../assets/hero-bg.jpg') center/cover;
    opacity: 0.1;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 42px;
    color: white;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   页脚
   ======================================== */
.footer-section {
    background: var(--text-dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-widget {
    margin-bottom: 40px;
}

.footer-widget h4 {
    font-size: 18px;
    margin-bottom: 25px;
    color: white;
}

.footer-widget p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-social {
    margin-top: 25px;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    color: white;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gold-primary);
    color: var(--brown-primary);
    transform: translateY(-3px);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--gold-primary);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-contact li {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: flex-start;
}

.footer-contact i {
    color: var(--gold-primary);
    margin-right: 12px;
    margin-top: 5px;
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    margin-top: 40px;
}

.copyright {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.admin-link {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.admin-link:hover {
    color: var(--gold-primary);
}

/* ========================================
   回到顶部按钮
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gold-gradient);
    color: var(--brown-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 5px 20px rgba(212, 168, 83, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    color: var(--brown-primary);
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1199px) {
    .section-title {
        font-size: 36px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-title .subtitle {
        font-size: 26px;
    }
    
    .logo-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media (max-width: 991px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .hero-section {
        height: auto;
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-text {
        padding-right: 0;
        text-align: center;
        margin-bottom: 50px;
    }
    
    .hero-stats {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-content {
        padding-left: 0;
        margin-top: 50px;
    }
    
    .about-experience {
        right: 20px;
    }
    
    .cta-content h2 {
        font-size: 32px;
    }
}

@media (max-width: 767px) {
    .section-title {
        font-size: 28px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-title .subtitle {
        font-size: 20px;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .stat-percent {
        font-size: 48px;
    }
    
    .logo-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .about-experience {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 20px;
        display: inline-block;
    }
}

@media (max-width: 575px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-item {
        padding: 20px 15px;
        margin: 0 5px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    .logo-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .btn-gold, .btn-outline-gold {
        padding: 10px 24px;
        font-size: 14px;
    }
    
    /* 修复品牌标题文字断行 */
    .brand-title {
        font-size: 28px;
        word-break: keep-all;
        white-space: nowrap;
    }
    
    .brand-services {
        flex-direction: column;
        gap: 5px;
    }
    
    .service-link {
        font-size: 16px;
    }
    
    .service-divider {
        display: none;
    }
    
    /* 修复数据模块间距 */
    .brand-section .row.mt-5 {
        margin-top: 30px !important;
    }
    
    .brand-section .col-lg-3.col-md-6 {
        padding: 5px;
    }
}

/* ========================================
   动画效果
   ======================================== */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}


/* 微调：如果PC端还差一点点对齐，用这个调整（正值向右，负值向左） */
.offset-lg-1 {
    margin-left: 0; /* 先重置 */
}

/* 如果觉得PC端对齐后还偏左了10像素，可以在这里加： */
/* @media (min-width: 992px) {
    .offset-lg-1 {
        margin-left: 100px; 
    }
} */

/* 手机端强制居中（以防万一） */
@media (max-width: 991.98px) {
    .offset-lg-1 {
        margin: 0 auto;
        text-align: center;
    }
}