/****************** RESET & BASE STYLES *******************/
:root {
    --primary-color: #7ED321;
    --secondary-color: #2c3e50;
    --accent-color: #27ae60;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --dark-bg: #2c3e50;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
    background-color: #f9f9f9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

/* ===== HEADER STYLES ===== */
header {
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 0;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header.scrolled {
    padding: 0.2rem 0;
    background: linear-gradient(90.06deg, #050505be 0.07%, #0c472bb6 99.95%);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 70px;
    transition: var(--transition);
    cursor: pointer;
}
.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

/* ===== DROPDOWN STYLES ===== */
.language-dropdown {
    position: relative;
}
.dropdown-btn {
    position: relative;
    overflow: hidden;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-weight: 400;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    border-radius: 30px;
    transition: var(--transition);
    font-size: 1.1rem;
    z-index: 1;
}

/* 水流光动画伪元素 */
.dropdown-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transform: skewX(-20deg);
    transition: left 0.6s ease;
    z-index: 0;
}

/* Hover 触发流光划过 */
.dropdown-btn:hover::before {
    left: 100%;
}

/* Hover 背景变化 */
.dropdown-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    z-index: 2;
}

/* 按钮内容层级在最上 */
.dropdown-btn > * {
    position: relative;
    z-index: 2;
}

/* ▼ 箭头样式 */
.dropdown-btn::after {
    content: "▼";
    font-size: 0.7rem;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

/* active 时 ▼ 向上旋转 */
.dropdown-btn.active::after {
    transform: rotate(180deg);
}


.dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    background: #ffffff;
    min-width: 180px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    overflow: hidden;
    opacity: 0;
    padding: 0 15px;
    visibility: hidden;
    transform: translateY(-10px) scaleY(0.95);
    transform-origin: top center;
    transition:
        opacity 0.25s ease,
        transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
        clip-path 0.5s ease;
    z-index: 1001;
    clip-path: ellipse(140% 0% at 50% 0%);
}

.dropdown-content.show {
    opacity: 1;
    visibility: visible;
    padding: 15px;
    transform: translateY(0) scaleY(1);
    clip-path: ellipse(140% 120% at 50% 0%);
}

.dropdown-content a {
    display: block;
    padding: 6px 10px;
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    border-bottom: 1px solid #f0f0f0;
}

.dropdown-content a:last-child {
    border-bottom: none;
}

.dropdown-content a:hover {
    background: var(--light-bg);
    color: var(--primary-color);
    padding-left: 25px;
}

/* ===== MOBILE MENU STYLES ===== */
.mobile-menu-btn {
    display: none;
    /* Hidden by default */
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1001;
    position: absolute;
    top: 20px;
    right: 40px;
    /* Adjust to move left */
}

/* Show only on small screens */
@media (max-width: 768px) {
    .nav-links.show {
        background: rgba(10, 10, 10, 0.952);
    }

    .nav-links a {
        text-align: center;
        font-size: 0.98rem;
    }

    .dropdown-btn {
        font-size: 0.99rem;
        padding: 6px 12px;
    }

    .dropdown-content a {
        font-size: 0.98rem;
    }

    .mobile-menu-btn {
        display: block;
    }
}

/********************* HERO SECTION ******************/
.hero {
    position: relative;
    min-height: 110vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0 150px;
    overflow: hidden;
    clip-path: ellipse(100% 85% at 50% 0%);
    text-align: center;
    z-index: 1;
    background: #000;
    /* Fallback background */
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    /* <- was 0, now above ::before which is z-index: 1 */
    pointer-events: none;
    display: block;
}


/* Dark gradient overlay */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(rgba(0, 0, 0, 0.705), rgba(78, 78, 78, 0.212));
    z-index: 2;
    /* ensure it's above video if needed */
}

/* White bottom curve */
.hero::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 100px;
    background: white;
    border-radius: 50% 50% 0 0 / 100px 100px 0 0;
    transform: scaleX(3);
    z-index: 3;
}

/* Content */
.hero-content {
    color: white;
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
    width: 100%;
    position: relative;
    z-index: 3;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: bold;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero h1 .highlight {
    color: var(--primary-color);
}

.hero p {
    font-size: clamp(1rem, 3vw, 1.2rem);
    margin: 0 auto 2.5rem;
    max-width: 600px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.2s forwards;
}

.apply-btn {
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: bold;
    border: none;
    border-radius: 30px;
    background-color: var(--primary-color);
    color: #fff;
    cursor: pointer;
    animation: jumpPulseGlow 1.8s ease-in-out infinite;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
    box-shadow: 0 0 0 rgba(255, 255, 255, 0);
}

/* Jump + Glow Pulse Keyframes */
@keyframes jumpPulseGlow {

    0%,
    100% {
        transform: translateY(0);
        box-shadow: 0 0 0 rgba(255, 255, 255, 0);
    }

    30% {
        transform: translateY(-8px);
        box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
    }

    50% {
        transform: translateY(0);
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
    }

    70% {
        transform: translateY(-4px);
        box-shadow: 0 0 12px rgba(255, 255, 255, 0.3);
    }
}

/* Fade In Effect (Optional, if you use it on load) */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Press Effect */
.apply-btn:active {
    transform: scale(0.97);
    box-shadow: 0 3px 10px rgba(76, 175, 80, 0.3) inset;
}

.apply-btn:hover {
    background-color: #2e7d32;
    /* dark green */
    transform: scale(1.08);
    box-shadow: 0 0 15px rgba(67, 160, 71, 0.6);
}


/****************** ABOUT SECTION ***************/
.about-wrapper {
    max-width: 1300px;
    margin: -50px auto 0;
    /* pulls it up 30px */
    padding: 80px 20px;
}


.about-main-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
}

.about-text-content {
    flex: 1 1 100%;
    max-width: 100%;
}

.about-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease-out;
    text-align: left;
}

.about-tagline {
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.2s forwards;
    opacity: 0;
    text-align: left;
}

@media (max-width: 768px) {

    .about-title,
    .about-tagline {
        text-align: center;
    }
}

.about-overview,
.about-company-details {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: #666;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.4s forwards;
    opacity: 0;
    text-align: center;
}

.about-emphasis {
    color: var(--secondary-color);
    font-weight: 600;
}

.about-hero-img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 15px;
    object-fit: cover;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    animation: fadeInRight 1s ease-out;
    transform: translateX(20px);
    opacity: 0;
    animation-fill-mode: forwards;
    margin: 0 auto;
    display: block;
}

/*************** SERVICES SECTION *************/
.about-services-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 60px;
}

.about-service-card {
    background: linear-gradient(145deg, #ffffffa9, #fbfdfbb9);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid #e8ecef;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
    opacity: 0;
    transform: translateX(-50px);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
}

.about-service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.15);
}

.about-service-card.align-right {
    margin-left: auto;
    flex-direction: column;
    border-radius: 15px;
    transform: translateX(50px);
}

.about-service-content {
    flex: 1;
    text-align: center;
}

.about-service-icon img,
.about-service-icon2 img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    transition: var(--transition);
}

.about-service-card:hover .about-service-icon img,
.about-service-card:hover .about-service-icon2 img {
    transform: scale(1.1);
}

.about-service-title,
.about-service-title2 {
    font-size: 1.3rem;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.about-service-text,
.about-service-text2 {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .about-service-card {
        flex-direction: column !important;
        align-items: center;
        text-align: center;
    }

    .about-service-icon,
    .about-service-icon2 {
        order: -1;
        /* 确保图标在顶部 */
    }

    .about-service-icon img,
    .about-service-icon2 img {
        width: 60px;
        height: 60px;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/************* What we do section ***************/
.what-we-do-container {
    background: linear-gradient(90.06deg, #D0F6ED 0.07%, #fffdfde1 99.95%);
    margin: 0;
    padding: 5rem 20px;
}

.what-we-do {
    max-width: 1300px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.what-we-do h2 {
    width: 100%;
    margin-bottom: 30px;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--secondary-color);
    animation: fadeInUp 1s ease-out;
    text-align: center;
}

.video-container {
    flex: 1 1 100%;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.video-container video,
.video-container img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.cards {
    flex: 1 1 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card {
    background-color: #f9f9f1;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 10px 10px 15px rgba(39, 39, 39, 0.1);
}

.card h3 {
    color: #2E9444;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.card p {
    color: #555;
    font-size: 0.95rem;
    line-height: 1.5;
}

/************** Policy session ****************/
.session-bg {
    padding: 60px 20px;
}

.policy-section {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
    justify-content: center;
}

.policy-text {
    flex: 1 1 100%;
    min-width: 0;
    text-align: center;
}

.policy-text h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    color: #333;
    margin-bottom: 20px;
    line-height: 1.3;
}

.policy-text h2 span {
    color: #70DB02;
}

.policy-text p {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: #555;
    line-height: 1.7;
    max-width: 100%;
    margin: 0 auto;
}

.policy-services {
    flex: 1 1 100%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    padding: 0 10px;
}

.policy-card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(66, 66, 66, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.policy-card:hover {
    transform: translateY(-5px);
}

.icon-img {
    width: 50px;
    height: 50px;
    margin-bottom: 15px;
}

.policy-card h4 {
    font-size: 1.1rem;
    color: #2e7d32;
    margin-bottom: 10px;
}

.policy-card p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
}

/***** Animation Fade in out policy ******/
@keyframes zoomFadeRotate {
    0% {
        opacity: 0;
        transform: scale(0.9) rotate(3deg);
    }

    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

.animate-zoom-rotate {
    opacity: 0;
    transform: scale(0.9) rotate(3deg);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-zoom-rotate.visible {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}


/************* AVia session ***************/
.avia-main {
    padding: 40px 20px;
    min-height: auto;
    background: linear-gradient(90.06deg, #d0edf6 0.07%, #f8f8f8 99.95%);
}

.avia-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 15px;
    padding: 30px 20px;
}

.avia-header {
    text-align: center;
    margin-bottom: 40px;
}

.avia-brand {
    color: #70DB02;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: bold;
    margin-bottom: 5px;
    text-align: left;
}

.avia-slogan {
    color: #232323;
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 500;
    margin-bottom: 15px;
    text-align: left;
}

.avia-intro {
    color: #666;
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    line-height: 1.6;
    max-width: 100%;
    margin: 0 auto;
    text-align: left;
}

.avia-stats {
    margin-top: 40px;
}

.avia-stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
    padding: 30px 20px;
    background: #f8f9fa;
    box-shadow: 0 5px 20px rgba(82, 81, 81, 0.1);
    border-radius: 12px;
}

.avia-progress-box {
    width: 100%;
    max-width: 300px;
    height: 80px;
    position: relative;
    margin-right: 0;
    margin-bottom: 20px;
}

.avia-progress-bg {
    width: 100%;
    height: 100%;
    background: #333;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.avia-progress-fill {
    height: 100%;
    border-radius: 8px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avia-progress-fill.red {
    background: #FF4444;
    --target-width: 22%;
}

.avia-progress-fill.blue {
    background: #2196F3;
    --target-width: 72%;
}

.avia-progress-fill.green {
    background: #4CAF50;
    --target-width: 80%;
}

.avia-percent {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.avia-label {
    color: white;
    font-size: 0.8rem;
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.avia-stat-text {
    flex: 1;
    color: #555;
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    line-height: 1.5;
    text-align: center;
}

@keyframes fillLiquid {
    0% {
        width: 0%;
    }

    100% {
        width: var(--target-width);
    }
}

.avia-progress-fill {
    animation: fillLiquid 2.5s ease-in-out forwards;
    width: 0%;
    position: relative;
    overflow: hidden;
}

/* 进度条光泽效果 */
.avia-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.3) 50%,
            rgba(255, 255, 255, 0) 100%);
    animation: shine 2.5s infinite linear;
    will-change: transform;
    transform: translate3d(0, 0, 0);
    /* <- iOS fix */
}


@keyframes shine {
    0% {
        -webkit-transform: translateX(-100%);
    }

    100% {
        -webkit-transform: translateX(100%);
    }
}

/**** animation fade in out *****/
.reveal-element {
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.reveal-in {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/************** Footer & Vission *******************/
.core-vision-section {
    padding: 40px 0 60px 0;
}

.core-vision-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.content-wrapper {
    background: white;
    padding: 30px 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
    border-radius: 15px;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    color: #232323;
    margin-bottom: 15px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: #666;
    line-height: 1.6;
    max-width: 800px;
    margin: 0;
    /* Remove auto centering */
    text-align: left;
    display: block;
}

.vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.vision-item {
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 20px;
    transition: transform 0.3s ease;
}

.vision-item:hover {
    transform: translateY(-5px);
}

.vision-image {
    width: 100%;
    height: auto;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: rgb(0, 0, 0);
}

.vision-icon-img {
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
    min-width: 80px;
    min-height: 80px;
    object-fit: contain;
    height: auto;
    display: block;
    margin: 0 auto;
}


.vision-title {
    font-size: 1.3rem;
    color: #2E9444;
    font-weight: 600;
    margin-bottom: 15px;
    z-index: 2;
    margin-top: 10px;
    position: relative;
}

.vision-description {
    font-size: 0.95rem;
    line-height: 1.6;
    z-index: 2;
    position: relative;
    padding: 0 10px;
    opacity: 0.95;
}

.providers-area {
    margin-top: 30px;
    padding: 30px 0;
}

.providers-heading {
    text-align: center;
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 20px;
    font-weight: 500;
}

.logo-carousel {
    overflow: hidden;
    position: relative;
    height: 80px;
}

.logo-track {
    height: 100%;
    padding-top: 30px;
    display: flex;
    animation: slideLogos 15s linear infinite;
    width: fit-content;
}
.award-track{
     padding-top: 55px;

}

.logo-item {
    flex-shrink: 0;
    margin: 0 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    opacity: 0.9;
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform: scale(1.2);
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}
.award{
    height: 120px;
    display: flex;
    flex-direction: column;
    color: #178830;
    font-size: 10px;
    text-align: center;
}



.logo-item img {
    max-height: 50%;
    width: auto;
}
.award img {
    max-height: 60%;
    width: auto;
}

.logo-item:hover {
    opacity: 1;
}

@keyframes slideLogos {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Footer Container */
.section-footer {
    background: linear-gradient(90.06deg, #050505be 0.07%, #0c472bb6 99.95%);
    padding: 0;
    width: 100%;
    margin: 0;
    overflow: hidden;
    font-family: inherit;
}

/* Top section: Logo + Social Icons */
.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center; /* 让左右两块垂直居中对齐 */
    padding: 10px 20px 8px;
    max-width: 1400px;
    margin: 0 auto;
}


.footer-logo img {
    height: 70px;
    width: auto;
}

.footer-social-section {
    display: flex;
    flex-direction: column;
    margin-top: 5px; /* 根据需要微调 */
    text-align: center;
}

.footer-social-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.footer-social-icons a {
    display: inline-block;
    margin: 0 6px;
    transition: transform 0.3s ease;
}
.footer-social-label {
    color: #ffffff;         
    font-size: 18px;        
    font-weight: bold;       
    margin-bottom: 10px;     
    text-align: center;      
    letter-spacing: 1px;     
}

.footer-social-icons a img {
    width: 35px;
    height: 35px;
    object-fit: contain;
}

.footer-social-icons a:hover {
    transform: scale(1.2); /* 放大 20% */
}

/* Divider */
.footer-divider {
    border: none;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 2rem auto;
    width: 70%;
}

/* Bottom section: Copyright + Links */
.footer-bottom {
    background-color: transparent;
    padding: 15px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    text-align: center;
}

.footer-copyright {
    color: #bdc3c7;
    font-size: 14px;
    font-weight: 500;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    font-weight: 500;
}

.footer-links a:hover {
    color: #59b404;
}

.footer-links span {
    color: #7f8c8d;
    font-size: 13px;
}

/* Responsive (Tablet & Mobile) */
@media (max-width: 768px) {
    .footer-top {
        flex-direction: column;
        gap: 20px;
        align-items: center;
        padding: 20px;
    }

    .footer-social-section {
        align-items: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        padding: 20px;
    }

    .footer-links {
        justify-content: center;
    }
}

/*************  RESPONSIVE STYLES  **************/
@media (min-width: 576px) {
    .hero {
        text-align: left;
    }

    .hero-content {
        text-align: left;
    }

    .hero p {
        margin-left: 0;
    }

    .about-text-content {
        text-align: left;
    }

    .about-overview,
    .about-company-details {
        text-align: left;
    }

    .about-service-card {
        flex-direction: row;
        text-align: left;
        max-width: 800px;
    }

    .about-service-content {
        text-align: left;
    }

    /* 微交互增强 */
    .about-service-card:hover .about-service-icon img {
        animation: bounce 0.5s ease;
    }

    @keyframes bounce {

        0%,
        100% {
            transform: translateY(0);
        }

        50% {
            transform: translateY(-10px);
        }
    }

    .avia-stat-card {
        flex-direction: row;
        text-align: left;
    }

    .avia-progress-box {
        margin-right: 30px;
        margin-bottom: 0;
    }

    .avia-stat-text {
        text-align: left;
    }

    .section-header {
        text-align: left;
    }

    .section-title {
        text-align: left;
    }
}

@media (min-width: 768px) {
    .about-text-content {
        flex: 1 1 50%;
        max-width: 50%;
    }

    .about-image-content {
        flex: 1 1 45%;
    }

    .video-container {
        flex: 1 1 45%;
    }

    .cards {
        flex: 1 1 45%;
    }

    .policy-text {
        flex: 1 1 40%;
        text-align: left;
    }

    .policy-services {
        flex: 1 1 55%;
    }

    .about-service-card.align-right {
        flex-direction: row-reverse;
        margin-left: auto;
        border-radius: 100px 0 0 100px;
    }

    .about-service-card {
        border-radius: 0 100px 100px 0;
    }
}

@media (min-width: 992px) {
    .nav-links {
        gap: 2rem;
    }

    .nav-links a {
        font-size: 1.1rem;
    }

    .logo img {
        height: 70px;
    }

    .about-wrapper {
        padding: 100px 20px;
    }

    .what-we-do-container {
        padding: 8rem 20px;
    }

    .session-bg {
        padding: 80px 20px;
    }

    .avia-wrapper {
        padding: 40px;
    }

    .core-vision-section {
        padding: 60px 0 80px 0;
    }

    .content-wrapper {
        padding: 50px;
    }

    .logo-carousel {
        height: 170px;
    }
    .award-carousel {
        height: 370px;
    }

    .logo-item {
        height: 100px;
        margin: 0 50px;
        transform: scale(1.4);
    }
    .award{
        width: 180px;
         height: 240px;

    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: rgba(0, 0, 0, 0.95);
        flex-direction: column;
        padding: 1rem;
        gap: 1.0rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-links.show {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero::after {
        height: 50px;
        border-radius: 50% 50% 0 0 / 50px 50px 0 0;
    }

    .logo-carousel {
        height: 170px;
    }
    .award-carousel {
        height: 370px;
    }
    .award{
        width: 180px;
         height: 240px;

    }
}

@media (max-width: 480px) {
    .hero::after {
        height: 40px;
        border-radius: 50% 50% 0 0 / 40px 40px 0 0;
    }

    .apply-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }

    .about-service-card {
        padding: 25px;
    }

    .policy-card {
        padding: 15px;
    }

    .avia-stat-card {
        padding: 20px 15px;
    }

    .section-footer {
        padding: 15px;
        font-size: 0.8rem;
    }
}

/* animation fade in footer part */
/* 更平滑的关键帧动画 */
@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
/* 当前页面高亮颜色 */
.nav-links a.active {
    color: #7ED321; /* 你想要的高亮颜色 */
    font-weight: bold;
    border-bottom: 2px solid #7ED321; /* 下划线可选 */
}

/* 主动画类 */
.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.6s cubic-bezier(0.23, 1, 0.32, 1) forwards;
    will-change: opacity, transform;
}

/* 延迟动画类，用于 stagger */
.fade-delay-1 {
    animation-delay: 0.2s;
}

.fade-delay-2 {
    animation-delay: 0.4s;
}

.fade-delay-3 {
    animation-delay: 0.6s;
}

/* Intersection Observer 版本 */
.fade-element {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.23, 1, 0.32, 1), transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    will-change: opacity, transform;
}

.fade-element.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* ===== EXCLUSIVE MANAGERS SECTION ===== */
.exclusive-managers-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* ===== CHATTING BUTTON STYLES ===== */
.chatting-btn {
    background: #2196F3;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 15px;
    width: 100%;
    max-width: 200px;
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
    position: relative;
    overflow: hidden;
    align-self: center;
    margin-top: auto;
}

.chatting-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.chatting-btn:hover::before {
    left: 100%;
}

.chatting-btn:hover {
    background: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(33, 150, 243, 0.4);
}

.chatting-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(33, 150, 243, 0.3);
}



.exclusive-managers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.manager-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.manager-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.manager-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.manager-avatar {
    width: 120px;
    height: 170px;
    margin: 0 auto 20px;
    position: relative;
}

.manager-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.manager-card:hover .manager-avatar img {
    transform: scale(1.1);
}

.manager-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 15px;
    line-height: 1.2;
}

.manager-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.manager-details {
    text-align: left;
    flex: 1;
}

.manager-details p {
    margin-bottom: 8px;
    font-size: 12px;
    color: #666;
    line-height: 1.4;
}
.education {
    display: flex;
    justify-content: flex-start;
    gap: 5px;
}
.manager-details strong {
    color: var(--secondary-color);
    font-weight: 600;
}

/* Responsive design for managers section */
@media (max-width: 1024px) {
    .exclusive-managers-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .exclusive-managers-section {
        padding: 60px 0;
    }
    
    
    
    .exclusive-managers-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .manager-card {
        padding: 20px;
    }
    
    .manager-avatar {
        width: 100px;
        height: 130px;
    }
    
    .manager-name {
        font-size: 1.2rem;
    }
}