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

:root {
    --primary-color: #F26522;
    --secondary-color: #0072CE;
    --white: #FFFFFF;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --border-color: #e0e0e0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: transform 0.3s;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #ff8533 100%);
    background-image: url('hero-banner.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(242, 101, 34, 0.85) 0%, rgba(255, 133, 51, 0.75) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.hero-logo {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo-img {
    height: 150px;
    width: auto;
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.4));
    background: rgba(255, 255, 255, 0.95);
    padding: 20px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-tagline {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 60px;
}

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    border-top: 4px solid var(--primary-color);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(242, 101, 34, 0.2);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-light);
    line-height: 1.8;
}

/* ESG Section */
.esg-section {
    margin: 60px 0;
    padding: 40px;
    background: var(--bg-light);
    border-radius: 15px;
}

.subsection-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.esg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.esg-item {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 10px;
    transition: transform 0.3s;
}

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

.esg-letter {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.esg-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.esg-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Culture Section */
.culture-section {
    margin: 60px 0;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.culture-item {
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #ff8533 100%);
    color: var(--white);
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s;
}

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

.culture-item h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.culture-item p {
    opacity: 0.95;
    line-height: 1.6;
}

/* Gallery Section */
.gallery-section {
    margin: 60px 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(242, 101, 34, 0.3);
}

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

.gallery-item:hover .gallery-img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(242, 101, 34, 0.95), transparent);
    color: var(--white);
    padding: 1.5rem;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay p {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

/* Tagline Section */
.tagline-section {
    margin: 60px 0;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #ff8533 100%);
    border-radius: 15px;
    color: var(--white);
}

.tagline-section .subsection-title {
    color: var(--white);
}

.tagline-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 2rem;
}

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

.tagline-item h4 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.tagline-item p {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.8;
}

/* Recruitment Section */
.recruitment-section {
    background: var(--bg-light);
}

.recruitment-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.recruitment-benefits {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.benefits-list {
    list-style: none;
    margin-top: 1.5rem;
}

.benefits-list li {
    padding: 1rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.8;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.recruitment-process {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.process-steps {
    margin-top: 1.5rem;
}

.process-step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
    line-height: 1.6;
}

.recruitment-cta {
    text-align: center;
    margin-top: 3rem;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #0088e6 100%);
    color: var(--white);
}

.contact-section .section-title,
.contact-section .section-subtitle {
    color: var(--white);
}

.contact-content {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s;
}

.contact-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.contact-icon {
    font-size: 3rem;
    flex-shrink: 0;
    margin-bottom: 1rem;
}

.contact-details h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-details a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: opacity 0.3s;
}

.contact-details a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.contact-details p {
    margin-top: 0.5rem;
    opacity: 0.95;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo-img {
    height: 50px;
    width: auto;
    margin-bottom: 0.5rem;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer-logo h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-info {
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        padding: 1rem 0;
    }

    .logo-img {
        height: 40px;
    }

    .hero-logo-img {
        height: 80px;
        padding: 10px;
    }

    .hero {
        min-height: 500px;
        padding: 80px 0;
    }

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

    .hero-tagline {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cards-grid,
    .esg-grid,
    .culture-grid,
    .tagline-content,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .recruitment-content {
        grid-template-columns: 1fr;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .hero {
        padding: 80px 0;
    }

    .section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 35px;
    }

    .hero-logo-img {
        height: 70px;
        padding: 8px;
    }

    .hero {
        min-height: 400px;
        padding: 60px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-tagline {
        font-size: 1.3rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .card,
    .esg-section,
    .tagline-section {
        padding: 1.5rem;
    }
}

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

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

.section {
    animation: fadeInUp 0.6s ease-out;
}