/* CSS Variables */
:root {
    --color-primary: #1b74e4;
    --color-secondary: #12d4ee;
    --color-blue-dark: #0b58b8;
    --color-white: #ffffff;
    --color-silver: #e2dedc;
    --color-gray-50: #fafafa;
    --color-gray-100: #f1f2f6;
    --color-gray-700: #4a5568;
    --color-gray-900: #1a202c;
    --color-text-dark: #273444;
    --color-background-light: #effcff;
    --color-background-gray: #ededed;
    --font-primary: 'Roboto', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --border-radius: 8px;
    --box-shadow: 0px 20px 24px -4px rgba(17, 24, 39, 0.1), 0px 8px 8px -4px rgba(17, 24, 39, 0.04);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-white);
}

.about-us-container {
    width: 100%;
    position: relative;
}

/* Hero Section */
.hero-section {
    background-color: var(--color-primary);
    min-height: 100%;
    position: relative;
    overflow: hidden;
}

/* Header */
.main-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 19.5px 189px;
    background-color: var(--color-white);
    height: 73px;
    box-shadow: 0px 1px 6px 0px rgba(0, 0, 0, 0.25);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo img {
    height: 34px;
    width: auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.main-nav a {
    font-family: var(--font-secondary);
    font-weight: 700;
    font-size: 16px;
    color: var(--color-text-dark);
    text-decoration: none;
    position: relative;
    transition: color 0.3s ease;
}

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

.main-nav a::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

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

.header-partner img {
    height: 47px;
    width: auto;
}

/* Hero Content */
/* .hero-content {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 153px 189px 0;
    gap: 40px;
} */

.hero-text {
    flex: 1;
    max-width: 100%;
    padding-top: 35px;
    height: 100%;
    max-height: 100%;
    padding-bottom: 35px;
}

.hero-text h1 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 60px;
    line-height: 82px;
    letter-spacing: 1.28px;
    color: var(--color-white);
    margin-bottom: 32px;
}

.hero-text p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 22px;
    line-height: 1.4;
    color: var(--color-white);
    margin-bottom: 40px;
    text-align: justify;
}

.cta-button {
    background-color: var(--color-secondary);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 18px;
    padding: 14px 20px;
    border-radius: var(--border-radius);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: #0fc2d6;
    transform: translateY(-2px);
}

.hero-image {
    position: relative;
    flex: 1;
    max-width: 100%;
    height: 100%;
}

.hero-image img {
    height: 520px;
}

/* Statistics Section */
.stats-section {
    background-color: var(--color-blue-dark);
    padding: 41px 156px;
}

.stats-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.stats-intro {
    max-width: 362px;
}

.stats-intro h2 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 36px;
    line-height: 48px;
    color: var(--color-white);
    margin-bottom: 20px;
}

.stats-intro p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 18px;
    line-height: 30px;
    color: var(--color-silver);
}

.stats-grid {
    display: flex;
    gap: 40px;
}

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

.stat-item h3 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 64px;
    letter-spacing: 1.28px;
    color: var(--color-white);
    line-height: 1;
}

.stat-item p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 18px;
    line-height: 30px;
    color: var(--color-silver);
    white-space: nowrap;
}

/* Company Introduction */
.company-intro {
    min-height: 100%;
    background-color: var(--color-gray-50);
    overflow: hidden;
    position: relative;
}

.intro-image {
    flex: 1;
    position: relative;
}

.intro-image {
    background-image: url('http://localhost:3845/assets/a78ce5a6662752b37eaafdb786e783e3f846493e.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 4px;
    box-shadow: var(--box-shadow);
    height: 100%;
}

.intro-image img {
    width: 100%;
}

.intro-content {
    background-color: var(--color-primary);
    width: 100%;
    padding: 35px 30px;
    color: var(--color-white);
    border-radius: 4px;
    box-shadow: var(--box-shadow);
    margin: 72px 0;
    margin-left: -100px;
    z-index: 10;
    position: relative;
}

.intro-content h2 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 36px;
    margin-bottom: 32px;
}

.intro-text p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.4;
    margin-bottom: 16px;
    text-align: justify;
}

.intro-text ul {
    margin: 16px 0;
    padding-left: 20px;
}

.intro-text li {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.4;
    margin-bottom: 8px;
}

.intro-text strong {
    font-weight: 700;
}

/* Journey Section */
.journey-section {
    background-color: var(--color-background-light);
    padding: 63px 0;
    text-align: center;
    min-height: 750px;
}

.journey-section h2 {
    font-family: var(--font-secondary);
    font-weight: 600;
    font-size: 34px;
    color: var(--color-text-dark);
    margin-bottom: 40px;
}

/* Values Section */
.values-section {
    background-color: var(--color-white);
    padding: 70px 156px;
    min-height: 100%;
}

.values-section h2 {
    font-family: var(--font-secondary);
    font-weight: 600;
    font-size: 34px;
    color: var(--color-text-dark);
    text-align: center;
    margin-bottom: 80px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-bottom: 40px;
    min-height: 400px;
    padding: 50px;
    padding-top: 0;
}

.value-item-left {
    border-top-left-radius: 190px;
    border-bottom-left-radius: 190px;
}

.value-item-right {
    border-top-right-radius: 190px;
    border-bottom-right-radius: 190px;
}

.value-item.reverse {
    flex-direction: row-reverse;
}

.value-color-first {
    background: #FFF7F0;
}

.value-color-second {
    background: #F5F8FF;
}

.value-color-third {
    background: #FFF5FF;
}

.value-color-fourth {
    background: #EBFFFA;
    margin-bottom: 0px;
}

.value-text {
    flex: 1;
    max-width: 600px;
}

.value-text h3 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 34px;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.value-text p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 16.6px;
    line-height: 1.7;
    color: var(--color-text-dark);
    text-align: justify;
}

.value-text ul {
    list-style: none;
    padding: 0;
}

.value-text li {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 16.6px;
    line-height: 1.7;
    color: var(--color-text-dark);
    position: relative;
    padding-left: 30px;
    margin-bottom: 8px;
}

.value-text li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.value-image {
    flex: 1;
    max-width: 400px;
    margin-top: 20px;
}

.value-image img {
    width: 100%;
    height: auto;
}

/* Philosophy Section */
.philosophy-section {
    background-color: #E5F1FF;
    padding: 100px 144px;
    min-height: 994px;
}

.philosophy-section h2 {
    font-family: var(--font-secondary);
    font-weight: 600;
    font-size: 34px;
    color: var(--color-text-dark);
    text-align: center;
    margin-bottom: 60px;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.philosophy-card {
    background-color: var(--color-gray-50);
    border: 1px solid #e7daed;
    border-radius: 15px;
    padding: 36px 50px;
    height: 100%;
    display: flex;
    gap: 25px;
}

.card-icon {
    width: 59px;
    height: 56px;
    border-radius: 10px;
    background: linear-gradient(223.506deg, #009bcf 0%, #0040d7 100%);
    flex-shrink: 0;
    text-align: center;
    padding: 15px;
}

.card-icon i {
    color: #fff;
    font-size: 24px;
    text-align: center;
    font-weight: bold;
}

.card-content {
    flex: 1;
}

.card-content h3 {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 22px;
    color: var(--color-gray-900);
    margin-bottom: 10px;
    line-height: 1.36;
}

.card-content p {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 16.6px;
    line-height: 1.7;
    color: var(--color-gray-700);
    text-align: justify;
}

/* Awards Section */
.awards-section {
    background-color: var(--color-background-gray);
    padding: 57px 0;
    text-align: center;
    min-height: 100%;
}

.awards-section h2 {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 34px;
    color: #000000;
    margin-bottom: 40px;
}

.awards-visual {
    margin: 50px 0;
    display: flex;
    justify-content: center;
}

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

.awards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0 34px;
    max-width: 100%;
    margin: 0 auto;
}

.awards-grid img {
    width: 380px;
    height: 220px;
    border-radius: 15px;
    object-fit: cover;
}

/* Contact Section */
.contact-section {
    background-color: var(--color-primary);
    padding: 54px 0;
    min-height: 386px;
    position: relative;
    overflow: hidden;
}

.contact-visual {
    position: absolute;
    right: 966px;
    top: 0;
    width: 302.52px;
    height: 98.619px;
}

.contact-visual img {
    width: 100%;
    height: 100%;
}

/* Footer */
.main-footer {
    background-color: var(--color-primary);
    padding: 20px 0;
    text-align: center;
}

.footer-content img {
    max-width: 797px;
    height: 217px;
    object-fit: contain;
}

/* Screenshot Section */
.screenshot-section {
    background-color: var(--color-gray-100);
    padding: 20px 70px;
    text-align: center;
}

.screenshot-section img {
    width: 100%;
    max-width: 1371px;
    height: 699px;
    object-fit: cover;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .main-header {
        padding: 19.5px 100px;
    }

    .hero-content {
        padding: 153px 100px 0;
    }

    .stats-content {
        padding: 0 100px;
    }

    .values-section {
        padding: 100px 100px;
    }
}

@media (max-width: 1200px) {
    .hero-text h1 {
        font-size: 48px;
        line-height: 1.2;
    }

    .value-item {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .value-item.reverse {
        flex-direction: column;
    }

    .philosophy-grid {
        grid-template-columns: 1fr;
    }

    .awards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .main-header {
        flex-direction: column;
        height: auto;
        padding: 20px;
        gap: 20px;
    }

    .main-nav ul {
        flex-wrap: wrap;
        gap: 20px;
        justify-content: center;
    }

    .hero-content {
        flex-direction: column;
        padding: 80px 20px 0;
        text-align: center;
        padding-top: 0;
    }

    .hero-text h1 {
        font-size: 36px;
        line-height: 1.2;
    }

    .stats-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
        padding: 0;
    }

    .stats-grid {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }

    .company-intro {
        flex-direction: column;
    }

    .intro-content {
        width: 100%;
        margin: 0;
        border-radius: 0;
        padding: 0 40px;
        padding-top: 40px;
    }

    .values-section {
        padding: 50px 20px;
    }

    .philosophy-section {
        padding: 50px 20px;
    }

    .philosophy-card {
        flex-direction: column;
        height: auto;
        text-align: center;
    }

    .awards-grid {
        grid-template-columns: 1fr;
        padding: 0 20px;
    }

    .awards-grid img {
        width: 100%;
        max-width: 380px;
    }

    .award-description {
        font-size: 12px;
    }

    .hero-image img {
        height: 100%;
    }

    .stats-section {
        padding: 0 10px;
        padding-top: 20px;
    }

    .journey-section {
        min-height: 100%;
    }

    .values-section .value-item-right {
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
    }

    .values-section .value-text h3 {
        margin-top: 25px;
    }

    .values-section h2 {
        margin-bottom: 20px;
    }

    .values-section .value-item-left {
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
    }

    body .cta-section .register-bottom form {
        width: 100%;
    }

    body .cta-section .register-bottom form button {
        width: 100%;
        font-size: 16px;
    }

    body .awards-section {
        min-height: 100%;
    }

    body .philosophy-section {
        min-height: 100%;
    }

    body .philosophy-section .owl-nav button {
        top: 50%;
    }

    body .values-section .owl-nav button {
        top: 50%;
    }
}

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

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

.hero-text,
.hero-image,
.stat-item,
.value-item,
.philosophy-card {
    animation: fadeInUp 0.8s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

/* Print styles */
@media print {

    .main-header,
    .contact-section,
    .main-footer {
        display: none;
    }

    .hero-section,
    .values-section,
    .philosophy-section,
    .awards-section {
        page-break-inside: avoid;
    }
}

.cta-section {
    background: url(../../images/v2025/Daftar_Section.png) no-repeat center center;
    background-size: cover;
    width: 100%;
    height: 400px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    padding: 60px 20px;
}

.cta-section .cta-content {
    text-align: center;
    z-index: 10;
    max-width: 100%;
}

.cta-section .register-bottom p {
    font-size: 1.25rem;
    font-weight: 100;
}

.cta-section .register-bottom form {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .register-bottom form input {
    width: 50%;
    padding: 1.5rem;
    margin-right: 6px;
    border-radius: 50px;
}

.cta-section .register-bottom form button {
    border-color: #fff;
    background: #fff;
    padding: 10px;
    color: #1b74e4;
    width: 30%;
    font-weight: 600;
}

/* Cập nhật Awards Section */
.award-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 0;
}

.award-image {
    margin-bottom: 15px;
}

.award-description {
    font-size: 14px;
    color: #333;
    max-width: 90%;
}