/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Noto Sans KR', sans-serif; color: #1a1a2e; background: #fff; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== HEADER ===== */
#header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: background 0.3s, box-shadow 0.3s;
}
#header.scrolled { background: rgba(255, 255, 255, 0.97); box-shadow: 0 4px 30px rgba(0,0,0,0.05); }
.header-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; height: 68px;
}
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.4rem; color: #1a1a2e; }
.logo-icon { font-size: 1.6rem; }
.nav-menu { display: flex; gap: 32px; }
.nav-link { color: rgba(26, 26, 46, 0.75); font-size: 0.95rem; font-weight: 500; transition: color 0.3s; position: relative; }
.nav-link:hover { color: #e65100; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: #e65100; transition: width 0.3s; }
.nav-link:hover::after { width: 100%; }
.header-phone {
    display: flex; align-items: center; gap: 6px; color: #e65100; font-weight: 700;
    font-size: 1.05rem; padding: 8px 18px; border: 2px solid #e65100;
    border-radius: 50px; transition: all 0.3s;
}
.header-phone:hover { background: #e65100; color: #fff; }
.phone-icon { font-size: 1rem; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: #1a1a2e; margin: 6px 0; transition: 0.3s; border-radius: 2px; }

/* ===== HERO ===== */
.hero-section {
    position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.3)), url('images/bg_cruiser.png') no-repeat 20% bottom / cover;
    padding: 120px 0 60px;
    overflow: hidden;
}
.hero-bg-overlay {
    position: absolute; inset: 0;
    background: radial-gradient(circle at center, rgba(230,81,0,0.02) 0%, transparent 70%);
}
.hero-content {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; position: relative; z-index: 2;
}
.hero-text {
    max-width: 780px;
    width: 100%;
    text-align: center;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 32px;
    padding: 48px 40px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
}
.hero-badge {
    display: inline-block; padding: 8px 20px; background: rgba(230,81,0,0.06);
    border: 1px solid rgba(230,81,0,0.2); border-radius: 50px;
    color: #e65100; font-size: 0.9rem; font-weight: 700; margin-bottom: 24px;
}
.hero-title {
    font-size: 3.2rem; font-weight: 900; color: #1a1a2e; line-height: 1.25; margin-bottom: 20px;
}
.gradient-text {
    background: linear-gradient(135deg, #e65100, #ff8f00); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-subtitle {
    font-size: 1.15rem; color: #4a5568; line-height: 1.8; margin-bottom: 36px;
    font-weight: 500;
}
.hero-subtitle strong { color: #e65100; }
.hero-cta { display: flex; gap: 16px; margin-bottom: 40px; flex-wrap: wrap; justify-content: center; }

/* Hero Stats */
.hero-stats { display: flex; gap: 32px; align-items: center; justify-content: center; }
.stat-item { text-align: center; }
.stat-number { font-size: 2rem; font-weight: 900; color: #e65100; }
.stat-unit { font-size: 1.2rem; font-weight: 700; color: #e65100; }
.stat-label { display: block; font-size: 0.85rem; color: #718096; margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: rgba(0,0,0,0.08); }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 2;
}
.scroll-indicator span { font-size: 0.75rem; color: #718096; letter-spacing: 2px; }
.scroll-arrow { width: 20px; height: 20px; border-right: 2px solid #718096; border-bottom: 2px solid #718096; transform: rotate(45deg); animation: scrollBounce 2s infinite; }
@keyframes scrollBounce { 0%,100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(8px); } }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px;
    border-radius: 12px; font-weight: 700; font-size: 1rem; transition: all 0.3s;
    cursor: pointer; border: none; position: relative; overflow: hidden;
}
.btn-lg { padding: 16px 36px; font-size: 1.1rem; }
.btn-xl { padding: 20px 44px; font-size: 1.2rem; border-radius: 16px; }
.btn-primary {
    background: linear-gradient(135deg, #FFD700, #FFA500); color: #1a1a2e;
    box-shadow: 0 4px 20px rgba(255,215,0,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255,215,0,0.5); }
.btn-kakao { background: #FEE500; color: #3C1E1E; box-shadow: 0 4px 20px rgba(254,229,0,0.3); }
.btn-kakao:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(254,229,0,0.5); }
.btn-icon { font-size: 1.2rem; }
.kakao-icon { flex-shrink: 0; }

/* ===== SECTION HEADERS ===== */
.section-header { text-align: center; margin-bottom: 32px; }
.section-tag {
    display: inline-block; padding: 6px 16px; background: linear-gradient(135deg, rgba(255,215,0,0.1), rgba(255,165,0,0.1));
    border: 1px solid rgba(255,215,0,0.2); border-radius: 50px;
    color: #e6a800; font-size: 0.8rem; font-weight: 700; letter-spacing: 2px; margin-bottom: 16px;
}
.section-title { font-size: 2.4rem; font-weight: 900; color: #1a1a2e; margin-bottom: 16px; }
.section-desc { font-size: 1.05rem; color: #666; line-height: 1.7; }
.ai-notice { display: inline-block; margin-top: 8px; font-size: 0.8rem; color: #999; font-weight: 400; }

/* ===== FEATURES ===== */
.features-section { padding: 50px 0; background: #f8f9fc; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
    background: #fff; border-radius: 20px; padding: 40px 30px; text-align: center;
    border: 1px solid #eee; transition: all 0.4s; position: relative; overflow: hidden;
}
.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, #FFD700, #FFA500); transform: scaleX(0);
    transition: transform 0.4s; transform-origin: left;
}
.feature-card:hover { transform: translateY(-8px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon-wrapper { margin-bottom: 20px; }
.feature-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 70px; height: 70px; border-radius: 20px;
    background: linear-gradient(135deg, #FFF8E1, #FFF3CD); font-size: 2rem;
}
.feature-title { font-size: 1.2rem; font-weight: 800; margin-bottom: 12px; color: #1a1a2e; }
.feature-desc { font-size: 0.95rem; color: #777; line-height: 1.7; }

/* ===== DIFFERENTIATED SERVICES ===== */
.difference-section { padding: 50px 0; background: #fff; }
.diff-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.diff-card {
    background: #f8f9fc; border-radius: 24px; padding: 40px 32px;
    border: 1px solid #eee; transition: all 0.4s; position: relative;
}
.diff-card:hover { transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); }
.diff-card-featured {
    background: linear-gradient(135deg, #1a1a2e, #0d2847);
    border-color: rgba(255,215,0,0.3); color: #fff;
}
.diff-card-featured h3 { color: #FFD700; }
.diff-card-featured p { color: rgba(255,255,255,0.7); }
.diff-card-featured .diff-benefits li { color: rgba(255,255,255,0.8); }
.diff-card-featured .diff-benefits li::before { color: #FFD700; }
.diff-card-badge {
    position: absolute; top: 20px; right: 20px;
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1a1a2e; font-size: 0.8rem; font-weight: 900;
    display: flex; align-items: center; justify-content: center;
}
.diff-card-icon { font-size: 2.5rem; margin-bottom: 16px; }
.diff-card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 12px; color: #1a1a2e; }
.diff-card p { font-size: 0.95rem; color: #666; line-height: 1.7; margin-bottom: 20px; }
.diff-benefits { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.diff-benefits li { font-size: 0.9rem; color: #555; padding-left: 20px; position: relative; }
.diff-benefits li::before { content: '✓'; position: absolute; left: 0; color: #FFA500; font-weight: 700; }

/* ===== PRICING ===== */
.pricing-section { padding: 50px 0; background: #f8f9fc; }
.pricing-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 32px; }
.pricing-tab {
    padding: 12px 28px; border-radius: 50px; border: 2px solid #ddd;
    background: #fff; font-size: 1rem; font-weight: 700; cursor: pointer;
    transition: all 0.3s; color: #666; font-family: 'Noto Sans KR', sans-serif;
}
.pricing-tab.active { background: linear-gradient(135deg, #FFD700, #FFA500); border-color: transparent; color: #1a1a2e; }
.pricing-tab:hover:not(.active) { border-color: #FFD700; color: #1a1a2e; }
.pricing-table-wrapper { overflow-x: auto; border-radius: 16px; box-shadow: 0 4px 30px rgba(0,0,0,0.06); margin-bottom: 24px; }
.pricing-table {
    width: 100%; border-collapse: collapse; background: #fff;
    font-size: 0.95rem;
}
.pricing-table-hidden { display: none; }
.pricing-table thead { background: linear-gradient(135deg, #1a1a2e, #0d2847); }
.pricing-table th { padding: 16px 20px; color: #fff; font-weight: 700; text-align: center; white-space: nowrap; }
.pricing-table td { padding: 14px 20px; text-align: center; border-bottom: 1px solid #f0f0f0; color: #444; }
.pricing-table tbody tr:hover { background: #FFFDE7; }
.price-highlight { background: #FFF8E1 !important; }
.price-highlight td { font-weight: 700; color: #1a1a2e; }
.price-col { font-weight: 700; }
.price-value { color: #e65100; font-size: 1.1rem; font-weight: 900; }
.pricing-notice { text-align: center; font-size: 0.85rem; color: #999; line-height: 1.8; margin-bottom: 28px; }
.pricing-cta { text-align: center; }

/* ===== TRANSPORT CASES ===== */
.cases-section { padding: 80px 0; background: #fff; }
.cases-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 32px;
}
.case-card {
    background: #fff; border-radius: 20px; overflow: hidden;
    border: 1px solid #eee; transition: all 0.4s;
    display: flex; flex-direction: column;
    grid-column: span 2;
}
.case-card:nth-child(4),
.case-card:nth-child(5) {
    grid-column: span 3;
}
.case-card:hover { transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.case-image { position: relative; overflow: hidden; aspect-ratio: 16 / 10; }
.case-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s; }
.case-card:hover .case-image img { transform: scale(1.06); }
.case-badge {
    position: absolute; top: 16px; left: 16px;
    padding: 6px 14px; border-radius: 50px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1a1a2e; font-size: 0.8rem; font-weight: 800;
}
.case-info { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.case-route { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.route-from, .route-to {
    padding: 4px 12px; border-radius: 6px; font-size: 0.85rem; font-weight: 700;
}
.route-from { background: #E3F2FD; color: #1565C0; }
.route-to { background: #FFF3E0; color: #E65100; }
.route-arrow { color: #999; font-weight: 700; }
.case-info h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; color: #1a1a2e; }
.case-info p { font-size: 0.9rem; color: #777; line-height: 1.6; margin-bottom: 16px; flex: 1; }
.case-meta { display: flex; gap: 16px; font-size: 0.8rem; color: #aaa; }

/* ===== CONTACT ===== */
.contact-section {
    padding: 55px 0; position: relative; overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}
.contact-bg-pattern {
    position: absolute; inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(230,81,0,0.04) 0%, transparent 50%),
                radial-gradient(circle at 80% 30%, rgba(0,123,255,0.03) 0%, transparent 40%);
}
.contact-content { position: relative; text-align: center; z-index: 1; }
.contact-title { font-size: 2.6rem; font-weight: 900; color: #1a1a2e; margin-bottom: 16px; }
.contact-desc { font-size: 1.1rem; color: #4a5568; line-height: 1.8; margin-bottom: 40px; }
.contact-desc strong { color: #e65100; }
.contact-buttons { display: flex; justify-content: center; gap: 20px; margin-bottom: 48px; flex-wrap: wrap; }
.contact-info-row { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.contact-info-item { text-align: center; }
.info-label { display: block; font-size: 0.8rem; color: #718096; margin-bottom: 4px; letter-spacing: 1px; }
.info-value { font-size: 1rem; color: #e65100; font-weight: 700; }

/* ===== FOOTER ===== */
.footer { padding: 40px 0; background: #f8f9fc; border-top: 1px solid #e2e8f0; }
.footer-inner { text-align: center; }
.footer-brand { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 16px; color: #1a1a2e; font-weight: 800; font-size: 1.2rem; }
.footer-info p { font-size: 0.85rem; color: #718096; line-height: 1.8; }
.footer-sns {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 20px 0;
    flex-wrap: wrap;
}
.sns-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #4a5568;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.sns-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}
.sns-link.threads:hover {
    background: #000;
    color: #fff;
    border-color: #000;
}
.sns-link.instagram:hover {
    background: linear-gradient(135deg, #405DE6, #5851DB, #833AB4, #C13584, #E1306C, #FD1D1D);
    color: #fff;
    border-color: transparent;
}
.sns-link.daangn:hover {
    background: #ff7e36;
    color: #fff;
    border-color: #ff7e36;
}
.sns-icon {
    font-size: 0.9rem;
}
.footer-copy { font-size: 0.8rem; color: #a0aec0; margin-top: 16px; }

/* ===== FLOATING CTA ===== */
.floating-cta {
    position: fixed; bottom: 24px; right: 24px; z-index: 999;
    display: flex; flex-direction: column; gap: 12px;
    opacity: 0; transform: translateY(20px); transition: all 0.4s;
}
.floating-cta.visible { opacity: 1; transform: translateY(0); }
.floating-btn {
    display: flex; align-items: center; justify-content: center;
    width: 56px; height: 56px; border-radius: 50%;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2); transition: all 0.3s;
    font-size: 1.4rem;
}
.floating-btn:hover { transform: scale(1.1); }
.floating-phone { background: linear-gradient(135deg, #FFD700, #FFA500); color: #1a1a2e; }
.floating-kakao { background: #FEE500; }

/* ===== ANIMATIONS ===== */
.animate-fade-up { opacity: 0; transform: translateY(30px); animation: fadeUp 0.8s forwards; }
.animate-fade-left { opacity: 0; transform: translateX(40px); animation: fadeLeft 0.8s forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeLeft { to { opacity: 1; transform: translateX(0); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-content { flex-direction: column; text-align: center; gap: 40px; }
    .hero-cta { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-title { font-size: 2.6rem; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .diff-cards { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
    .cases-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .case-card {
        grid-column: span 2 !important;
    }
    .case-card:nth-child(5) {
        grid-column: span 4 !important;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none; position: fixed; top: 68px; left: 0; right: 0;
        background: rgba(10,10,30,0.97); flex-direction: column;
        padding: 24px; gap: 20px; border-top: 1px solid rgba(255,255,255,0.1);
    }
    .nav-menu.active { display: flex; }
    .mobile-toggle { display: block; }
    .header-phone { display: none; }
    .hero-text { padding: 32px 20px; border-radius: 20px; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .stat-divider { width: 40px; height: 1px; }
    .features-grid { grid-template-columns: 1fr; }
    .cases-grid {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    .case-card {
        grid-column: auto !important;
    }
    .section-title { font-size: 1.8rem; }
    .contact-title { font-size: 2rem; }
    .btn-xl { padding: 16px 32px; font-size: 1.05rem; }
    .contact-info-row { gap: 24px; }
    .hero-cta { flex-direction: column; align-items: center; }
    .contact-buttons { flex-direction: column; align-items: center; }
    .pricing-tabs { flex-direction: column; align-items: center; }
    .pricing-table th, .pricing-table td { padding: 10px 12px; font-size: 0.85rem; }
}