/*
 * Worldwide Courier - Style Sheet
 * Version: 5.0 - WITH CASE STUDIES SECTION
 * Last Updated: 2024-02-18
 * Primary Color: #4FC3F7 (Light Sky Blue)
 * Theme: Clean white background with soft light blue accents
 * Concept: Bridge connecting Japan and the World through clean, trustworthy design
 * New Features: Success Stories / Case Studies Section with 6 real-world examples
 */

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

:root {
    /* Clean & Light Blue Theme - Bridge between Japan and the World */
    --primary-color: #4FC3F7;        /* Light Sky Blue */
    --primary-dark: #0288D1;          /* Medium Blue */
    --primary-light: #81D4FA;         /* Pale Blue */
    --secondary-color: #f59e0b;       /* Sunset Orange */
    --accent-color: #10b981;          /* Sea Green */
    --accent-pink: #ec4899;           /* Coral Pink */
    --dark-color: #1f2937;            /* Deep Navy */
    --light-color: #E1F5FE;           /* Very Light Blue */
    --light-blue: #B3E5FC;            /* Soft Blue */
    --ultra-light-blue: #F0F9FF;      /* Almost White Blue */
    --light-orange: #fed7aa;          /* Sand */
    --ocean-blue: #4FC3F7;            /* Primary Light Blue */
    --sky-blue: #81D4FA;              /* Sky Blue */
    --cyan-blue: #B3E5FC;             /* Soft Cyan */
    --deep-blue: #0277BD;             /* Deep Blue */
    --aqua: #4DD0E1;                  /* Soft Aqua */
    --white: #ffffff;
    --off-white: #FAFCFF;             /* Off White with Blue Tint */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #E3F2FD;
    --shadow-sm: 0 1px 3px 0 rgba(3, 169, 244, 0.08);
    --shadow-md: 0 4px 6px -1px rgba(3, 169, 244, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(3, 169, 244, 0.12);
    --shadow-xl: 0 20px 25px -5px rgba(3, 169, 244, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--off-white);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    transition: transform 0.3s ease;
}

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

.logo i {
    font-size: 1.75rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

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

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

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

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
}

.dropdown-toggle i {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    min-width: 280px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    padding: 1rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    margin-top: 0.5rem;
    z-index: 1001;
    display: flex;
    gap: 0;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-section {
    padding: 0.5rem 1rem;
    flex: 1;
    border-right: 1px solid #e5e7eb;
}

.dropdown-section:last-child {
    border-right: none;
}

.dropdown-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: #dc2626;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #f59e0b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dropdown-menu a {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.dropdown-menu a::after {
    display: none;
}

.dropdown-menu a:hover {
    background-color: #fef3c7;
    color: #dc2626;
    transform: translateX(5px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    padding: 1rem 0;
    z-index: 999;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    padding: 1rem 2rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.mobile-menu a:hover {
    background-color: var(--light-color);
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 25%, #90CAF9 50%, #64B5F6 75%, #42A5F5 100%);
    padding-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(0deg, rgba(255,255,255,0.05) 0px, transparent 1px, transparent 2px, rgba(255,255,255,0.05) 3px),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.05) 0px, transparent 1px, transparent 2px, rgba(255,255,255,0.05) 3px);
    background-size: 50px 50px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(251, 191, 36, 0.15), transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(16, 185, 129, 0.15), transparent 50%);
}

/* Hero Visual Graphics */
.hero-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 1400px;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.world-map-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 1200px;
    opacity: 0.55;
}

.world-map-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(66, 165, 245, 0.3));
}

.map-continent {
    fill: rgba(144, 202, 249, 0.3);
    stroke: rgba(100, 181, 246, 0.6);
    stroke-width: 1.5;
    transition: all 0.3s ease;
}

.map-continent:hover {
    fill: rgba(144, 202, 249, 0.5);
    stroke: rgba(66, 165, 245, 0.9);
}

.japan-highlight {
    fill: #ffffff;
    stroke: #d32f2f;
    stroke-width: 3;
    filter: drop-shadow(0 0 20px rgba(211, 47, 47, 1)) drop-shadow(0 0 40px rgba(255, 255, 255, 0.8));
    animation: japanGlow 3s ease-in-out infinite;
}

@keyframes japanGlow {
    0%, 100% {
        fill: #ffffff;
        filter: drop-shadow(0 0 20px rgba(211, 47, 47, 1)) drop-shadow(0 0 40px rgba(255, 255, 255, 0.8));
    }
    50% {
        fill: #fff5f5;
        filter: drop-shadow(0 0 35px rgba(211, 47, 47, 1)) drop-shadow(0 0 60px rgba(255, 255, 255, 1)) drop-shadow(0 0 80px rgba(211, 47, 47, 0.5));
    }
}

.japan-flag {
    position: absolute;
    top: 45%;
    left: 72%;
    transform: translate(-50%, -50%);
    width: 110px;
    height: 110px;
    background: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 
                0 0 80px rgba(255, 255, 255, 0.6), 
                0 0 120px rgba(211, 47, 47, 0.4);
    animation: flagFloat 4s ease-in-out infinite;
    z-index: 3;
    border: 3px solid rgba(255, 255, 255, 1);
}

.japan-flag::before {
    content: '';
    position: absolute;
    width: 130%;
    height: 130%;
    border-radius: 50%;
    border: 3px solid rgba(211, 47, 47, 0.3);
    animation: ripple 3s ease-out infinite;
}

.japan-flag::after {
    content: '';
    width: 64px;
    height: 64px;
    background: radial-gradient(circle, #d32f2f 0%, #b71c1c 100%);
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(211, 47, 47, 0.6), 
                inset 0 2px 5px rgba(0, 0, 0, 0.15),
                0 0 50px rgba(211, 47, 47, 0.4);
}

@keyframes flagFloat {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-10px);
    }
}

@keyframes ripple {
    0% {
        width: 120%;
        height: 120%;
        opacity: 1;
    }
    100% {
        width: 180%;
        height: 180%;
        opacity: 0;
    }
}

.connection-line {
    position: absolute;
    height: 4px;
    background: linear-gradient(to right, 
        transparent 0%,
        rgba(103, 232, 249, 0.4) 5%,
        rgba(103, 232, 249, 0.9) 15%, 
        rgba(165, 243, 252, 1) 50%, 
        rgba(103, 232, 249, 0.9) 85%,
        rgba(103, 232, 249, 0.4) 95%,
        transparent 100%);
    transform-origin: left center;
    z-index: 2;
    opacity: 0;
    animation: lineAppear 6s ease-in-out infinite;
    filter: drop-shadow(0 0 12px rgba(103, 232, 249, 1));
}

/* 双方向矢印 - 日本から */
.connection-line::before {
    content: '⇨';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem;
    font-weight: bold;
    color: #22d3ee;
    text-shadow: 0 0 20px rgba(34, 211, 238, 1), 0 0 40px rgba(103, 232, 249, 0.8);
    animation: arrowMoveRight 6s linear infinite;
}

/* 双方向矢印 - 世界から日本へ */
.connection-line::after {
    content: '⇦';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem;
    font-weight: bold;
    color: #fbbf24;
    text-shadow: 0 0 20px rgba(251, 191, 36, 1), 0 0 40px rgba(251, 191, 36, 0.6);
    animation: arrowMoveLeft 6s linear infinite;
}

@keyframes arrowMoveRight {
    0% {
        left: 0;
        opacity: 0;
    }
    15% {
        opacity: 1;
    }
    45% {
        opacity: 1;
    }
    50% {
        left: 50%;
        opacity: 0;
    }
    100% {
        left: 50%;
        opacity: 0;
    }
}

@keyframes arrowMoveLeft {
    0%, 50% {
        right: 0;
        opacity: 0;
    }
    65% {
        opacity: 1;
    }
    95% {
        opacity: 1;
    }
    100% {
        right: 50%;
        opacity: 0;
    }
}

/* Connection lines from Japan to different regions */
.line-to-america {
    top: 40%;
    left: 72%;
    width: 25%;
    transform: rotate(-15deg);
    animation-delay: 0s;
}

.line-to-europe {
    top: 35%;
    left: 35%;
    width: 37%;
    transform: rotate(0deg);
    animation-delay: 1s;
}

.line-to-oceania {
    top: 60%;
    left: 72%;
    width: 18%;
    transform: rotate(30deg);
    animation-delay: 2s;
}

.line-to-africa {
    top: 52%;
    left: 45%;
    width: 27%;
    transform: rotate(10deg);
    animation-delay: 3s;
}

@keyframes lineAppear {
    0% {
        opacity: 0;
        width: 0;
    }
    20% {
        opacity: 1;
        width: var(--line-width, 25%);
    }
    80% {
        opacity: 1;
        width: var(--line-width, 25%);
    }
    100% {
        opacity: 0;
        width: 0;
    }
}

.line-to-america { 
    --line-width: 25%; 
    animation-delay: 0s;
}

.line-to-europe { 
    --line-width: 37%; 
    animation-delay: 1.5s;
}

.line-to-oceania { 
    --line-width: 18%; 
    animation-delay: 3s;
}

.line-to-africa { 
    --line-width: 27%; 
    animation-delay: 4.5s;
}

.world-dots {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 2;
}

.dot {
    position: absolute;
    width: 14px;
    height: 14px;
    background: radial-gradient(circle, #81D4FA 0%, #4FC3F7 100%);
    border: 3px solid rgba(255, 255, 255, 1);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(79, 195, 247, 0.8), 
                0 0 40px rgba(129, 212, 250, 0.5),
                0 0 60px rgba(179, 229, 252, 0.3);
    animation: dotBlink 3s ease-in-out infinite;
}

/* Positioning dots on major cities */
.dot:nth-child(1) { top: 35%; left: 15%; animation-delay: 0s; } /* New York */
.dot:nth-child(2) { top: 30%; left: 45%; animation-delay: 0.5s; } /* London */
.dot:nth-child(3) { top: 48%; left: 52%; animation-delay: 1s; } /* Dubai */
.dot:nth-child(4) { top: 65%; left: 85%; animation-delay: 1.5s; } /* Sydney */
.dot:nth-child(5) { top: 38%; left: 68%; animation-delay: 2s; } /* Shanghai */
.dot:nth-child(6) { top: 58%; left: 38%; animation-delay: 2.5s; } /* Johannesburg */

@keyframes dotBlink {
    0%, 100% {
        opacity: 0.7;
        transform: scale(1);
        box-shadow: 0 0 20px rgba(79, 195, 247, 0.8), 
                    0 0 40px rgba(129, 212, 250, 0.5),
                    0 0 60px rgba(179, 229, 252, 0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.5);
        box-shadow: 0 0 30px rgba(79, 195, 247, 1), 
                    0 0 60px rgba(129, 212, 250, 0.8), 
                    0 0 90px rgba(179, 229, 252, 0.5);
    }
}

.shipping-icons {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 2;
}

.shipping-icon {
    position: absolute;
    font-size: 3.5rem;
    color: rgba(251, 191, 36, 0.8);
    text-shadow: 0 0 30px rgba(245, 158, 11, 0.6);
    animation: iconFloat 8s ease-in-out infinite;
}

.shipping-icon:nth-child(1) {
    top: 25%;
    left: 20%;
    animation-delay: 0s;
}

.shipping-icon:nth-child(2) {
    top: 55%;
    left: 55%;
    animation-delay: 2s;
}

.shipping-icon:nth-child(3) {
    bottom: 28%;
    left: 28%;
    animation-delay: 4s;
}

.shipping-icon:nth-child(4) {
    bottom: 32%;
    right: 18%;
    animation-delay: 6s;
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    25% {
        opacity: 0.9;
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
        opacity: 1;
    }
    75% {
        opacity: 0.9;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.95);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.85);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.hero-features {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.hero-feature i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.hero-feature span {
    font-weight: 600;
    font-size: 0.875rem;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Services Section */
.services {
    background-color: var(--light-color);
    padding: 5rem 0 3rem;
}

/* Service Categories */
.service-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-category-card {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.3s ease;
    border: 3px solid transparent;
}

.service-category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.shipping-service {
    border-color: var(--ocean-blue);
}

.shipping-service:hover {
    border-color: var(--sky-blue);
    background: linear-gradient(135deg, rgba(8, 145, 178, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
}

.shopping-service {
    border-color: var(--secondary-color);
}

.shopping-service:hover {
    border-color: #f59e0b;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(251, 191, 36, 0.05) 100%);
}

.category-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--ocean-blue), var(--sky-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(8, 145, 178, 0.3);
}

.shopping-service .category-icon {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

.category-icon i {
    font-size: 3rem;
    color: white;
}

.service-category-card h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-category-card p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.category-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background: var(--ocean-blue);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.shopping-service .category-link {
    background: var(--secondary-color);
}

.category-link:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(8, 145, 178, 0.4);
}

.shopping-service .category-link:hover {
    box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4);
}

/* Shipping Services Section */
.shipping-services {
    background-color: white;
    padding: 5rem 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--ocean-blue), var(--sky-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(79, 195, 247, 0.25);
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.service-card > p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.service-features i {
    color: var(--accent-color);
    font-size: 0.875rem;
}

/* Shopping Agent Section */
.shopping-agent {
    background: linear-gradient(135deg, var(--ultra-light-blue) 0%, var(--light-color) 100%);
    padding: 5rem 0;
}

/* Platforms Section */
.platforms-section {
    margin-bottom: 4rem;
}

.platforms-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 992px) {
    .platforms-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .platforms-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

.platform-card {
    display: block;
    background: white;
    padding: 2rem 1rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-decoration: none;
    cursor: pointer;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
    text-decoration: none;
}

.platform-logo {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-logo i {
    font-size: 2rem;
    color: white;
}

.platform-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 900;
    color: white;
}

/* Brand-specific logo styles */
.amazon-logo {
    background: linear-gradient(135deg, #FF9900, #FFB84D) !important;
}

.rakuten-logo {
    background: linear-gradient(135deg, #BF0000, #E60012) !important;
}

.yahoo-logo {
    background: linear-gradient(135deg, #400090, #720EBC) !important;
}

.mercari-logo {
    background: linear-gradient(135deg, #DF3737, #FF4242) !important;
}

.uniqlo-logo {
    background: linear-gradient(135deg, #ED1C24, #FF3B3F) !important;
}

.bic-logo {
    background: linear-gradient(135deg, #E60012, #FF1A1A) !important;
}

.zozo-logo {
    background: linear-gradient(135deg, #000000, #2C2C2C) !important;
}

.yahoo-auction-logo {
    background: linear-gradient(135deg, #FF0033, #FF3355) !important;
}

.qoo10-logo {
    background: linear-gradient(135deg, #9933FF, #B366FF) !important;
}

.au-logo {
    background: linear-gradient(135deg, #F37021, #FF9040) !important;
}

.shoplist-logo {
    background: linear-gradient(135deg, #FF1493, #FF69B4) !important;
}

.lohaco-logo {
    background: linear-gradient(135deg, #0076BE, #0099E6) !important;
}

.platform-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.platform-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* How It Works */
.how-it-works {
    margin-bottom: 4rem;
}

.how-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.step-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all 0.3s ease;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.step-number {
    position: absolute;
    top: -15px;
    right: -15px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--secondary-color), #fbbf24);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.4);
}

.step-icon {
    width: 60px;
    height: 60px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.step-icon i {
    font-size: 1.75rem;
    color: var(--secondary-color);
}

.step-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Shopping Features */
.shopping-features {
    margin-bottom: 4rem;
}

.features-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.feature-item > i {
    font-size: 1.5rem;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Shopping Fees */
.shopping-fees {
    max-width: 1000px;
    margin: 0 auto;
}

.fees-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

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

.fee-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.fee-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
}

.fee-card.featured {
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--secondary-color), #fbbf24);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
}

.fee-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.fee-price {
    margin-bottom: 1rem;
}

.price-amount {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-color);
    line-height: 1;
}

.price-detail {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.fee-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.fees-note {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.fees-note i {
    color: var(--secondary-color);
}

/* Pricing Section */
.pricing {
    background: linear-gradient(180deg, var(--ultra-light-blue) 0%, var(--white) 100%);
}

.pricing-calculator {
    background: linear-gradient(135deg, #42A5F5, #64B5F6, #90CAF9);
    padding: 2.5rem;
    border-radius: 12px;
    margin-bottom: 3rem;
    color: var(--white);
    box-shadow: 0 10px 30px rgba(66, 165, 245, 0.2);
}

.pricing-calculator h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.calculator-form .form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: end;
}

.calculator-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.calculator-form label {
    font-weight: 600;
    font-size: 0.875rem;
}

.calculator-form input,
.calculator-form select {
    padding: 0.75rem;
    border-radius: 8px;
    border: none;
    font-size: 1rem;
    font-family: inherit;
}

.calculator-result {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    text-align: center;
    display: none;
}

.calculator-result.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.pricing-card {
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.pricing-header {
    background: linear-gradient(135deg, #0891b2, #06b6d4, #22d3ee);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.pricing-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.pricing-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.region-subtitle {
    font-size: 0.875rem;
    opacity: 0.9;
}

.pricing-body {
    padding: 2rem;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.price-item:last-of-type {
    border-bottom: none;
}

.weight-range {
    font-weight: 600;
    color: var(--text-primary);
}

.price-details {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.price-express {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.125rem;
}

.price-standard {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.price-bulk {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 1.25rem;
}

.bulk-rate {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
}

.bulk-rate .weight-range {
    color: var(--accent-color);
    font-weight: 700;
}

.service-types {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border-color);
}

.badge {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
}

.badge-express {
    background-color: #e0f2fe;
    color: var(--ocean-blue);
}

.badge-standard {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-bulk {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #166534;
    font-weight: 700;
}

.pricing-note {
    background-color: #fef3c7;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.pricing-note p {
    color: #92400e;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.pricing-note i {
    margin-top: 0.25rem;
}

/* ================================
   Case Studies / Success Stories Section
   ================================ */
.case-studies {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--ultra-light-blue) 100%);
    padding: 5rem 0 3rem 0;
}

@media (max-width: 768px) {
    .case-studies {
        padding: 3rem 0 2rem 0;
    }
}

@media (max-width: 480px) {
    .case-studies {
        padding: 2.5rem 0 1.5rem 0;
    }
}

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

@media (max-width: 1024px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 400px) {
    .cases-grid {
        gap: 1.5rem;
    }
}

.case-card {
    background-color: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.case-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    box-shadow: 0 4px 15px rgba(79, 195, 247, 0.3);
}

.case-icon i {
    font-size: 2rem;
    color: var(--white);
}

.case-header {
    text-align: center;
    margin-bottom: 1rem;
}

.case-header h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.case-route {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.case-route i {
    color: var(--primary-color);
    font-size: 1rem;
}

.route-from,
.route-to {
    font-weight: 600;
    color: var(--text-primary);
}

.case-description {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
    text-align: left;
    flex-grow: 1;
}

.case-results {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.result-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.result-item i {
    color: var(--accent-color);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.case-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 16px;
    color: var(--white);
}

.case-cta p {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.case-cta .btn {
    background-color: var(--white);
    color: var(--primary-color);
    font-weight: 600;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.case-cta .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    background-color: var(--light-color);
}

/* Why Us Section */
.why-us {
    background-color: var(--light-color);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

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

.feature-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(30, 64, 175, 0.1);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Statistics */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, #42A5F5, #64B5F6, #90CAF9);
    border-radius: 12px;
    margin-bottom: 3rem;
    box-shadow: 0 10px 30px rgba(66, 165, 245, 0.2);
}

.stat-item {
    text-align: center;
    color: var(--white);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Partners */
.partners-section {
    text-align: center;
}

.partners-section h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.partners-logos {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.partner-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.partner-logo i {
    font-size: 4rem;
    color: var(--primary-color);
}

.partner-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Blog/Column Section */
.blog-section {
    background: linear-gradient(135deg, var(--light-color) 0%, var(--white) 100%);
    padding: 5rem 0;
}

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

.blog-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.blog-image {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: 3rem 2rem;
    text-align: center;
}

.blog-icon {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 1rem;
    display: block;
}

.blog-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.blog-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

.blog-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-meta i {
    color: var(--primary-color);
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.blog-link:hover {
    color: var(--primary-dark);
    gap: 0.75rem;
}

.blog-link i {
    transition: transform 0.3s ease;
}

.blog-link:hover i {
    transform: translateX(5px);
}

.blog-cta {
    text-align: center;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.blog-cta p {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.blog-cta .btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.blog-cta .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
    background: var(--light-color);
}

/* Contact Section */
.contact {
    background: linear-gradient(180deg, var(--white) 0%, var(--ultra-light-blue) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form-wrapper {
    background-color: var(--light-color);
    padding: 2.5rem;
    border-radius: 12px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-message.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 2px solid #10b981;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 2px solid #ef4444;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.contact-info-card {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-info-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.contact-info-card:hover i {
    color: var(--white);
}

.contact-info-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-info-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.contact-info-card:hover p {
    color: rgba(255, 255, 255, 0.9);
}

/* Payment Methods */
.payment-methods {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.payment-methods h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.payment-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.payment-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    min-width: 120px;
}

.payment-icon:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.payment-icon img {
    height: 30px;
    width: auto;
    object-fit: contain;
}

.payment-icon i {
    font-size: 2rem;
    margin-right: 0.5rem;
}

.wise-icon {
    color: #9fe870;
}

.card-icon {
    color: var(--ocean-blue);
}

.payment-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Contact Info Cards - Payment Badge */
.payment-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--light-blue);
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ocean-blue);
    margin-top: 1rem;
}

.payment-badge i {
    font-size: 1.25rem;
}

/* Footer Payment Section */
.footer-payment {
    text-align: center;
    margin-top: 1.5rem;
}

.footer-payment h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
}

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

.footer-payment-icon {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.footer-payment-icon:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.footer-payment-icon i {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.contact-list i {
    color: var(--secondary-color);
    width: 20px;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    opacity: 0;
    pointer-events: none;
    z-index: 998;
}

.scroll-top.show {
    opacity: 1;
    pointer-events: all;
}

.scroll-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* LINE Contact Button */
.line-contact {
    position: fixed;
    bottom: 2rem;
    right: 5.5rem;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #06C755 0%, #00B900 100%);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 2rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.4);
    transition: all 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    animation: linePulse 2s ease-in-out infinite;
}

.line-contact:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 6px 25px rgba(6, 199, 85, 0.6);
}

.line-contact i {
    font-size: 2rem;
}

.line-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    font-weight: 500;
}

.line-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid rgba(0, 0, 0, 0.85);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

.line-contact:hover .line-tooltip {
    opacity: 1;
}

@keyframes linePulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(6, 199, 85, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(6, 199, 85, 0.7), 0 0 0 10px rgba(6, 199, 85, 0.1);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

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

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .world-map-container {
        width: 100%;
        opacity: 0.25;
    }

    .japan-flag {
        width: 70px;
        height: 70px;
        top: 48%;
        left: 75%;
        border: 2px solid rgba(255, 255, 255, 0.9);
    }

    .japan-flag::after {
        width: 40px;
        height: 40px;
    }

    .shipping-icon {
        font-size: 1.8rem;
    }

    .dot {
        width: 8px;
        height: 8px;
    }

    .connection-line {
        display: none;
    }

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

    .services-grid,
    .pricing-grid,
    .why-us-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .calculator-form .form-row {
        grid-template-columns: 1fr;
    }

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

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

    .stats-section {
        grid-template-columns: repeat(2, 1fr);
    }

    .payment-icons {
        flex-direction: column;
        align-items: stretch;
    }

    .payment-icon {
        width: 100%;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .blog-card {
        max-width: 500px;
        margin: 0 auto;
    }

    .blog-content h3 {
        font-size: 1.25rem;
    }

    .blog-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .blog-cta p {
        font-size: 1.125rem;
    }

    .case-card {
        max-width: 100%;
        margin: 0 auto;
    }

    .case-header h3 {
        font-size: 1.25rem;
    }

    .case-description {
        font-size: 0.9rem;
    }

    .case-cta p {
        font-size: 1.125rem;
    }

    .case-cta .btn {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .hero-features {
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .stats-section {
        grid-template-columns: 1fr;
    }

    .payment-icon {
        min-width: 100%;
    }

    .footer-payment-icons {
        flex-direction: column;
        gap: 0.5rem;
    }

    .line-contact {
        width: 55px;
        height: 55px;
        bottom: 1.5rem;
        right: 1.5rem;
    }

    .line-contact i {
        font-size: 1.75rem;
    }

    .case-icon {
        width: 60px;
        height: 60px;
    }

    .case-icon i {
        font-size: 1.75rem;
    }

    .case-card {
        padding: 1.5rem;
    }

    .case-header h3 {
        font-size: 1.1rem;
    }

    .case-description {
        font-size: 0.875rem;
    }

    .case-route {
        flex-direction: column;
        gap: 0.5rem;
        font-size: 0.875rem;
    }

    .case-route i {
        transform: rotate(90deg);
    }

    .result-item {
        font-size: 0.85rem;
    }

    .case-cta {
        padding: 2rem 1.5rem;
    }

    .case-cta p {
        font-size: 1rem;
    }

    .case-cta .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }

    .scroll-top {
        bottom: 5.5rem;
        right: 1.5rem;
        width: 45px;
        height: 45px;
    }

    .line-tooltip {
        display: none;
    }

    .blog-icon {
        font-size: 2.5rem;
    }

    .blog-image {
        padding: 2rem 1.5rem;
    }

    .blog-content {
        padding: 1.5rem;
    }

    .blog-content h3 {
        font-size: 1.125rem;
    }

    .blog-excerpt {
        font-size: 0.9375rem;
    }

    .blog-cta {
        padding: 2rem 1.5rem;
    }

    .blog-cta p {
        font-size: 1rem;
    }
}