/* css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Shippori+Mincho:wght@500;700&display=swap');

:root {
    --primary-color: #1a2a3a; /* Navy */
    --primary-light: #2c4259;
    --secondary-color: #c9a05b; /* Premium Gold */
    --secondary-light: #dfb978;
    --bg-color: #f7f9fa;
    --text-main: #333333;
    --text-muted: #666666;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --font-sans: 'Noto Sans JP', sans-serif;
    --font-serif: 'Shippori Mincho', serif;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.container {
    max-width: 1024px;
    margin: 0 auto;
    width: 100%;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--bg-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
}

/* Header */
.header {
    background-color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header-inner {
    max-width: 1024px;
    margin: 0 auto;
    width: 100%;
    padding: 0.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo span {
    color: var(--secondary-color);
}

.nav ul {
    display: flex;
    gap: 2rem;
}

.nav a {
    font-weight: 500;
    font-size: 0.95rem;
}

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

.btn-contact-header {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-weight: 500;
}

.btn-contact-header:hover {
    background-color: var(--secondary-light);
}

/* Hero Section */
.hero {
    height: 85vh;
    background: linear-gradient(rgba(26, 42, 58, 0.85), rgba(26, 42, 58, 0.85)), url('https://loremflickr.com/1920/1080/japan,cityscape/all') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-content h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.btn-primary {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(201, 160, 91, 0.3);
}

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

/* Sections Common */
.section {
    padding: 5rem 5%;
}

.bg-white {
    background-color: var(--white);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Cards (Features, Property) */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.card-img-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

/* Tag indicating Nanobanana compression logic (mock) */
.nano-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255,255,255,0.9);
    color: var(--primary-color);
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: bold;
}

.card-body {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-muted);
    flex-grow: 1;
}

.property-details {
    list-style: none;
    margin: auto 0 1rem 0;
    padding: 0;
}
.property-details li {
    display: flex;
    border-bottom: 1px dashed var(--border-color);
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--text-muted);
}
.property-details li:last-child {
    border-bottom: none;
}
.property-details span {
    font-weight: bold;
    width: 6rem;
    color: var(--text-main);
    flex-shrink: 0;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 5rem 5%;
}

.cta-section h2 {
    color: var(--white);
}

.cta-section p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background-color: #111e2b;
    color: var(--white);
    padding: 4rem 5% 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: #a0aec0;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #718096;
    font-size: 0.9rem;
}

/* Utilities */
.u-br-sp { display: none; }
.u-br-pc { display: block; }

.text-center { text-align: center; }
.mt-4 { margin-top: 2.5rem; }
.mt-5 { margin-top: 4rem; }

.bg-light {
    background-color: var(--bg-color);
}
.bg-gray {
    background-color: #f0f4f8;
}

/* Service Section */
.service-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

.service-item {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    border-top: 4px solid var(--primary-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.service-item p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    flex-grow: 1;
}

.service-features {
    margin-bottom: 2rem;
}

.service-features li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-weight: 500;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* Stats / Track Record */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    text-align: center;
    margin-top: 3rem;
}

.stat-box {
    background: var(--white);
    padding: 2rem 1rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
}

.stat-title {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    color: var(--secondary-color);
    font-weight: 700;
    line-height: 1;
    display: flex;
    align-items: baseline;
    justify-content: center;
}

.stat-unit {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    color: var(--text-main);
    margin-left: 0.2rem;
    font-weight: 500;
}

/* Flow / Step */
.flow-container {
    max-width: 800px;
    margin: 0 auto;
}

.flow-step {
    display: flex;
    background: var(--white);
    margin-bottom: 1.5rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
    position: relative;
}

.flow-step:last-child {
    margin-bottom: 0;
}

.flow-step-number {
    background: var(--primary-color);
    color: var(--secondary-color);
    width: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: bold;
}

.flow-step-number span {
    font-size: 2.5rem;
    line-height: 1;
    color: var(--white);
}

.flow-step-content {
    padding: 2rem;
    flex: 1;
}

.flow-step-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.flow-step-content p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 0;
}

/* Intermediate CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    padding: 4rem 2rem;
    text-align: center;
    border-radius: 12px;
    margin: 4rem auto;
    max-width: 1000px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(26, 42, 58, 0.2);
    border-bottom: 4px solid var(--secondary-color);
}

.cta-banner h2 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.cta-banner p {
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Page Headers */
.page-header {
    background: linear-gradient(rgba(26, 42, 58, 0.8), rgba(26, 42, 58, 0.8)), url('https://loremflickr.com/1920/600/japan,landscape/all') center/cover;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    color: var(--white);
    font-size: 2.5rem;
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Responsive */
@media (max-width: 768px) {
    .u-br-sp { display: inline; }
    .u-br-pc { display: none; }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    .header-inner {
        flex-direction: column;
        gap: 1rem;
    }
    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    .hero-content h1 {
        font-size: 1.8rem;
    }
    .hero-content p {
        font-size: 1rem;
    }
    .section-title {
        font-size: 1.6rem;
    }
    
    .service-list {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stat-number {
        font-size: 2rem;
    }

    .flow-step {
        flex-direction: column;
    }
    .flow-step-number {
        width: 100%;
        padding: 1rem 0;
        flex-direction: row;
        gap: 0.5rem;
    }
    .flow-step-number span {
        font-size: 1.5rem;
    }
    .flow-step-content {
        padding: 1.5rem;
    }
    
    .cta-banner {
        padding: 3rem 1.5rem;
        margin: 3rem 1rem;
    }
}