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

:root {
    --primary-orange: #D85000;
    --dark-orange: #B84400;
    --light-orange: #FF6B1A;
    --black: #0A0A0A;
    --dark-gray: #1A1A1A;
    --medium-gray: #2A2A2A;
    --light-gray: #E5E5E5;
    --white: #FFFFFF;
    --gradient-orange: linear-gradient(135deg, #D85000 0%, #FF6B1A 100%);
    --gradient-dark: linear-gradient(135deg, #0A0A0A 0%, #2A2A2A 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-orange: 0 4px 20px rgba(216, 80, 0, 0.4);
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    background: var(--gradient-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(216, 80, 0, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 107, 26, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 10, 0.5) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 40px 20px;
}

.brand-logo h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 5px;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-subtitle {
    font-size: 1.2rem;
    letter-spacing: 3px;
    opacity: 0.8;
    margin-bottom: 40px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
}

.hero-title .highlight {
    color: var(--primary-orange);
    text-shadow: 0 0 30px rgba(216, 80, 0, 0.5);
}

.hero-description {
    font-size: 1.3rem;
    font-weight: 300;
    margin-bottom: 35px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient-orange);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 40px;
    box-shadow: var(--shadow-orange);
}

.hero-badge i {
    font-size: 1.3rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--gradient-orange);
    color: var(--white);
    padding: 20px 50px;
    border-radius: 50px;
    font-size: 1.3rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-orange);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(216, 80, 0, 0.6);
}

.cta-button.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

.scroll-indicator i {
    font-size: 2rem;
    color: var(--primary-orange);
}

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

/* ===========================
   Product Showcase Section
   =========================== */
.product-showcase {
    padding: 80px 0;
    background: var(--white);
}

.product-image-wrapper {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-hero-image {
    width: 100%;
    height: auto;
    display: block;
}

.image-badge {
    position: absolute;
    top: 30px;
    right: 30px;
    background: var(--gradient-orange);
    color: var(--white);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 1px;
    box-shadow: var(--shadow-orange);
}

/* ===========================
   Section Common Styles
   =========================== */
.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 20px;
    color: var(--black);
}

.section-title .highlight {
    color: var(--primary-orange);
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: var(--medium-gray);
    margin-bottom: 50px;
}

/* ===========================
   Features Section
   =========================== */
.features {
    padding: 100px 0;
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-orange);
}

.feature-icon i {
    font-size: 2.2rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--black);
}

.feature-card p {
    font-size: 1.05rem;
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ===========================
   Benefits Section
   =========================== */
.benefits {
    padding: 100px 0;
    background: var(--dark-gray);
    color: var(--white);
}

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

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.benefit-card {
    background: var(--medium-gray);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.benefit-card:hover {
    border-color: var(--primary-orange);
    transform: translateY(-5px);
}

.benefit-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-orange);
    margin-bottom: 20px;
}

.benefit-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.benefit-card p {
    font-size: 1.05rem;
    line-height: 1.7;
    opacity: 0.9;
}

/* ===========================
   Timeline Section
   =========================== */
.timeline {
    padding: 100px 0;
    background: var(--white);
}

.timeline-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.timeline-item {
    text-align: center;
    position: relative;
}

.timeline-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-orange);
}

.timeline-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.timeline-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--black);
}

.timeline-content p {
    font-size: 1.1rem;
    color: var(--medium-gray);
}

/* ===========================
   Requirements Section
   =========================== */
.requirements {
    padding: 100px 0;
    background: var(--light-gray);
}

.requirements-content {
    max-width: 900px;
    margin: 60px auto 0;
}

.requirement-item {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    background: var(--white);
    padding: 35px;
    border-radius: 15px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.requirement-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.requirement-item i {
    font-size: 2rem;
    color: var(--primary-orange);
    flex-shrink: 0;
    margin-top: 5px;
}

.requirement-item h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--black);
}

.requirement-item p {
    font-size: 1.05rem;
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ===========================
   Application Form Section
   =========================== */
.application {
    padding: 100px 0;
    background: var(--dark-gray);
}

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

.application .section-subtitle {
    color: var(--light-gray);
}

.form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.application-count {
    background: var(--gradient-orange);
    color: var(--white);
    padding: 20px 30px;
    border-radius: 15px;
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.2rem;
    box-shadow: var(--shadow-orange);
}

.application-count i {
    margin-right: 10px;
    font-size: 1.5rem;
}

.application-count strong {
    font-size: 1.8rem;
    font-weight: 800;
}

.application-form {
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--black);
}

.form-group label i {
    margin-right: 8px;
    color: var(--primary-orange);
}

.required {
    color: var(--primary-orange);
    margin-left: 3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(216, 80, 0, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.char-count {
    display: block;
    text-align: right;
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-top: 5px;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 400;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-orange);
}

.checkbox-label.terms {
    margin-top: 10px;
}

.privacy-link {
    color: var(--primary-orange);
    text-decoration: underline;
}

.submit-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--gradient-orange);
    color: var(--white);
    padding: 20px;
    border: none;
    border-radius: 15px;
    font-size: 1.3rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 30px;
    box-shadow: var(--shadow-orange);
}

.submit-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(216, 80, 0, 0.6);
}

.submit-button:active {
    transform: translateY(0);
}

/* ===========================
   Brand Story Section
   =========================== */
.brand-story {
    padding: 100px 0;
    background: var(--light-gray);
}

.story-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.story-text {
    font-size: 1.2rem;
    line-height: 2;
    color: var(--medium-gray);
    margin-bottom: 25px;
}

.certifications {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 50px;
}

.cert-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--white);
    padding: 15px 30px;
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
}

.cert-badge i {
    font-size: 1.5rem;
    color: var(--primary-orange);
}

.cert-badge span {
    font-size: 1rem;
    font-weight: 600;
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.contact-item {
    text-align: center;
    padding: 40px 30px;
    background: var(--light-gray);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: var(--dark-gray);
    color: var(--white);
    transform: translateY(-5px);
}

.contact-item i {
    font-size: 3rem;
    color: var(--primary-orange);
    margin-bottom: 20px;
}

.contact-item h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.contact-item p {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.contact-time {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 50px 0 30px;
}

.footer-content {
    text-align: center;
}

.footer-brand h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 5px;
    color: var(--primary-orange);
}

.footer-brand p {
    font-size: 1rem;
    opacity: 0.8;
    margin-bottom: 30px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.95rem;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-orange);
    opacity: 1;
}

.footer-copyright {
    font-size: 0.9rem;
    opacity: 0.6;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===========================
   Modal
   =========================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 50px 40px;
    border-radius: 20px;
    max-width: 500px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon i {
    font-size: 3rem;
    color: var(--white);
}

.modal-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--black);
}

.modal-content p {
    font-size: 1.1rem;
    color: var(--medium-gray);
    line-height: 1.7;
    margin-bottom: 15px;
}

.modal-note {
    color: var(--primary-orange);
    font-weight: 600;
}

.modal-close {
    background: var(--gradient-orange);
    color: var(--white);
    border: none;
    padding: 15px 50px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.modal-close:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-orange);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .brand-logo h1 {
        font-size: 2.2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .benefits-grid,
    .timeline-wrapper,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .application-form {
        padding: 30px 25px;
    }
    
    .cta-button {
        font-size: 1.1rem;
        padding: 18px 40px;
    }
    
    .certifications {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .brand-logo h1 {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .application-form {
        padding: 25px 20px;
    }
    
    .image-badge {
        top: 15px;
        right: 15px;
        padding: 8px 15px;
        font-size: 0.85rem;
    }
}