/* ===== Google Fonts Import ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;900&family=Poppins:wght@300;400;500;600;700&display=swap');

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

:root {
    /* Primary Colors - 深海蓝 + 青色系 */
    --primary-navy: #0A2463;
    --primary-blue: #1B4965;
    --primary-cyan: #3BCEAC;
    --primary-light: #5FA8D3;
    --primary-bright: #00B4D8;
    
    /* Accent Colors */
    --accent-orange: #FB8500;
    --accent-coral: #FF6B6B;
    --accent-green: #06D6A0;
    --accent-yellow: #FFD60A;
    
    /* Neutral Colors */
    --white: #ffffff;
    --light-bg: #F8FFFE;
    --light-blue: #EBF8FF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-600: #6B7280;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0A2463 0%, #1B4965 50%, #3BCEAC 100%);
    --gradient-blue: linear-gradient(135deg, #1B4965 0%, #5FA8D3 100%);
    --gradient-cyan: linear-gradient(135deg, #00B4D8 0%, #3BCEAC 100%);
    --gradient-warm: linear-gradient(135deg, #FB8500 0%, #FFB703 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(10, 36, 99, 0.08);
    --shadow-md: 0 4px 16px rgba(10, 36, 99, 0.12);
    --shadow-lg: 0 8px 32px rgba(10, 36, 99, 0.16);
    --shadow-xl: 0 16px 48px rgba(10, 36, 99, 0.20);
    --shadow-colored: 0 8px 32px rgba(59, 206, 172, 0.25);
    
    /* Typography */
    --font-korean: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-english: 'Poppins', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

body {
    font-family: var(--font-korean);
    line-height: 1.7;
    color: var(--gray-900);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url(../images/bgc.png) no-repeat center center;
    background-size: cover;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
}

.stock-ticker {
    display: flex;
    gap: 40px;
    padding: 16px 24px;
    overflow-x: auto;
    animation: tickerScroll 50s linear infinite;
}

@keyframes tickerScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    font-family: var(--font-english);
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
}

.ticker-item span {
    font-size: 16px;
}

.ticker-item.up {
    color: #4caf50;
}

.ticker-item.down {
    color: #ff5252;
}

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

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, #3BCEAC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 20px rgba(59, 206, 172, 0.3);
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 48px;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 32px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    transition: var(--transition-smooth);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-4px);
}

.stat-item i {
    font-size: 32px;
    color: var(--accent-orange);
}

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

.stat-number {
    font-size: 32px;
    font-weight: 900;
    font-family: var(--font-english);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* ===== CTA Button Styles ===== */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    background: var(--gradient-warm);
    color: var(--white);
    font-family: var(--font-korean);
    font-size: 18px;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 8px 24px rgba(251, 133, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.cta-button img.kakao-icon {
    width: 24px;
    height: 24px;
    margin-right: 4px;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(251, 133, 0, 0.6);
}

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

.cta-button i {
    font-size: 16px;
    transition: transform 0.3s;
}

.cta-button:hover i {
    transform: translateX(4px);
}

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

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(251, 133, 0, 0.4);
    }
    50% {
        box-shadow: 0 8px 36px rgba(251, 133, 0, 0.8);
    }
}

.cta-button.large {
    padding: 22px 50px;
    font-size: 20px;
}

.hero-cta {
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

/* ===== Section Styles ===== */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-cyan);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 42px;
    font-weight: 900;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-600);
    font-weight: 400;
}

/* ===== About Section ===== */
.about-section {
    background: var(--light-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-placeholder {
    aspect-ratio: 1;
    background: var(--gradient-blue);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-colored);
    transition: var(--transition-smooth);
}

.image-placeholder:hover {
    transform: scale(1.05);
}

.image-placeholder i {
    font-size: 120px;
    color: rgba(255, 255, 255, 0.9);
}

.image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--white);
    padding: 20px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 200px;
}

.image-badge i {
    font-size: 32px;
    color: var(--accent-orange);
}

.image-badge span {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--gray-900);
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.about-item {
    display: flex;
    gap: 20px;
}

.about-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: var(--gradient-cyan);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
}

.about-text h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.about-text p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
}

.quote-box {
    background: var(--gradient-blue);
    padding: 32px;
    border-radius: 16px;
    position: relative;
    margin-top: 16px;
}

.quote-icon {
    font-size: 32px;
    color: rgba(255, 255, 255, 0.3);
    position: absolute;
    top: 24px;
    left: 24px;
}

.quote-text {
    font-size: 18px;
    font-style: italic;
    color: var(--white);
    line-height: 1.7;
    margin-bottom: 16px;
    padding-left: 32px;
}

.quote-author {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    text-align: right;
}

/* ===== Features Section ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-cyan);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 36px;
    transition: var(--transition-bounce);
}

.feature-card:hover .feature-icon {
    transform: rotateY(180deg);
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.feature-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== Content Sections ===== */
.content-section {
    padding: 100px 0;
}

.content-section.alt {
    background: var(--light-bg);
}

.content-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.content-row.reverse {
    direction: rtl;
}

.content-row.reverse > * {
    direction: ltr;
}

.content-image .image-placeholder {
    aspect-ratio: 4/3;
    background: var(--gradient-blue);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-colored);
}

.content-image .image-placeholder i {
    font-size: 100px;
    color: rgba(255, 255, 255, 0.9);
}

.content-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-cyan);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 16px;
}

.content-title {
    font-size: 36px;
    font-weight: 900;
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.3;
}

.content-description {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 24px;
}

.content-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.content-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: var(--gray-800);
    font-weight: 500;
}

.content-list i {
    font-size: 20px;
    color: var(--accent-green);
}

/* ===== Benefits Section ===== */
.benefits-section {
    background: var(--light-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-bottom: 64px;
}

.benefit-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: var(--transition-smooth);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.benefit-number {
    position: absolute;
    top: -16px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--gradient-cyan);
    color: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 900;
    font-family: var(--font-english);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #EBF8FF 0%, #E0F7F4 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.benefit-icon i {
    font-size: 32px;
    color: var(--primary-cyan);
}

.benefit-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.benefit-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

.cta-center {
    text-align: center;
}

/* ===== Testimonials Section ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.testimonial-rating i {
    color: var(--accent-yellow);
    font-size: 16px;
}

.testimonial-text {
    font-size: 15px;
    color: var(--gray-800);
    line-height: 1.7;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.author-role {
    font-size: 14px;
    color: var(--gray-600);
}

/* ===== Final CTA Section ===== */
.final-cta-section {
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.final-cta-content {
    position: relative;
    z-index: 2;
}

.final-cta-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
}

.final-cta-subtitle {
    font-size: 20px;
    margin-bottom: 48px;
    opacity: 0.95;
}

.final-cta-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 48px;
}

.final-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
}

.final-feature i {
    font-size: 18px;
    color: var(--accent-green);
}

.final-cta-note {
    margin-top: 24px;
    font-size: 14px;
    opacity: 0.9;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 64px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-main {
    max-width: 400px;
}

.footer-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-description {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.7;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-link {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-link:hover {
    opacity: 1;
    text-decoration: underline;
}

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

.footer-copyright {
    font-size: 14px;
    margin-bottom: 12px;
    opacity: 0.7;
}

.footer-disclaimer {
    font-size: 12px;
    opacity: 0.6;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

/* ===== Fixed Bottom CTA ===== */
.fixed-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
}

.fixed-cta.visible {
    transform: translateY(0);
}

.fixed-cta-container {
    padding: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.fixed-button {
    width: 100%;
    max-width: 500px;
    justify-content: center;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .content-title {
        font-size: 32px;
    }
    
    .about-grid,
    .content-row {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .content-row.reverse {
        direction: ltr;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-item {
        padding: 16px 24px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 64px 0;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .content-title {
        font-size: 28px;
    }
    
    .final-cta-title {
        font-size: 36px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }
    
    .stat-item {
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 32px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 16px;
    }
    
    .stock-ticker {
        gap: 24px;
    }
    
    .cta-button {
        padding: 16px 32px;
        font-size: 16px;
    }
    
    .cta-button.large {
        padding: 18px 40px;
        font-size: 18px;
    }
    
    .image-badge {
        bottom: 10px;
        right: 10px;
        padding: 16px;
    }
    
    .features-grid,
    .benefits-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta-features {
        flex-direction: column;
        align-items: stretch;
    }
    
    .final-feature {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .content-title {
        font-size: 24px;
    }
    
    .final-cta-title {
        font-size: 28px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .image-placeholder i {
        font-size: 80px;
    }
    
    .content-image .image-placeholder i {
        font-size: 60px;
    }
}

/* ===== Animations ===== */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Add smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Improve text selection */
::selection {
    background: var(--primary-cyan);
    color: var(--white);
}

::-moz-selection {
    background: var(--primary-cyan);
    color: var(--white);
}