:root {
    --primary: #1a1a1a;
    --accent: #d4af37; /* Metallic Gold for architectural feel */
    --text: #333;
    --text-light: #666;
    --bg-white: #ffffff;
    --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Noto Sans JP', 'Outfit', sans-serif;
    background-color: var(--bg-white);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

header.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-decoration: none;
    color: var(--primary);
}

.nav-links a {
    text-decoration: none;
    color: var(--primary);
    margin-left: 30px;
    font-size: 0.9rem;
    font-weight: 400;
    transition: var(--transition);
}

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

/* Hero Section */
#hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #000;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    transform: scale(1.1);
}

.slide.active {
    opacity: 0.6;
    transform: scale(1);
}

.svg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.svg-overlay svg {
    width: 100%;
    height: 100%;
}

#svg-path {
    fill: #fff;
    transition: d 1.5s ease;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--primary);
}

.reveal-text .eyebrow {
    display: block;
    font-size: 1.2rem;
    letter-spacing: 0.3em;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: revealUp 1s forwards 0.5s;
}

.reveal-text h1 {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(3rem, 10vw, 6rem);
    line-height: 1;
    font-weight: 600;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(40px);
    animation: revealUp 1.2s forwards 0.7s;
}

.reveal-text p {
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    opacity: 0;
    animation: fadeIn 1s forwards 1.2s;
}

@keyframes revealUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to { opacity: 1; }
}

/* Sections */
section {
    padding: 120px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 60px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 40px;
    height: 2px;
    background: var(--accent);
}

/* Special Campaign */
#special {
    background: #f9f9f9;
}

.campaign-box {
    background: #fff;
    padding: 80px 40px;
    text-align: center;
    box-shadow: 0 40px 100px rgba(0,0,0,0.05);
    border: 1px solid #eee;
    border-radius: 4px;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.campaign-box .label {
    display: inline-block;
    padding: 5px 15px;
    border: 1px solid var(--accent);
    color: var(--accent);
    font-size: 0.8rem;
    margin-bottom: 30px;
    letter-spacing: 2px;
}

.price-container {
    margin: 40px 0;
}

.normal-price {
    font-size: 1.2rem;
    color: var(--text-light);
    text-decoration: line-through;
    margin-bottom: 10px;
}

.normal-price span {
    font-weight: 300;
}

.price-wrap {
    display: flex;
    justify-content: center;
    align-items: baseline;
}

.price-wrap .currency {
    font-size: 1.5rem;
    margin-right: 10px;
    font-weight: 700;
    color: var(--accent);
}

.price-wrap .amount {
    font-family: 'Outfit', sans-serif;
    font-size: 8rem;
    line-height: 1;
    font-weight: 600;
    color: var(--primary);
}

.campaign-cta {
    margin-top: 40px;
}

.tel-btn-small {
    display: inline-flex;
    align-items: center;
    background: var(--primary);
    color: #fff;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1rem;
    transition: var(--transition);
}

.tel-btn-small:hover {
    background: var(--accent);
    transform: scale(1.05);
}

.deadline {
    font-weight: bold;
    color: #e63946;
    margin-bottom: 20px;
}

.caution {
    background: #fff5f5;
    padding: 20px;
    font-size: 0.9rem;
    color: #a72828;
    margin-top: 30px;
    border-left: 4px solid #e63946;
}

/* Service Grid */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.service-card {
    background: #fff;
    padding: 40px;
    border-bottom: 1px solid #eee;
    transition: var(--transition);
}

.service-card:hover {
    background: #1a1a1a;
    color: #fff;
    transform: translateY(-10px);
}

.service-card .num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    color: var(--accent);
    margin-bottom: 20px;
}

/* News Section */
.news-list {
    border-top: 1px solid #1a1a1a;
}

.news-item {
    display: flex;
    align-items: center;
    padding: 30px 0;
    border-bottom: 1px solid #eee;
    transition: var(--transition);
}

.news-item:hover {
    padding-left: 20px;
    background: #fafafa;
}

.news-item .date {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    color: var(--text-light);
    width: 150px;
}

.news-item .category {
    font-size: 0.7rem;
    padding: 2px 10px;
    border: 1px solid #ddd;
    margin-right: 30px;
    letter-spacing: 1px;
}

.news-item .text {
    font-weight: 400;
}

/* Info Section */
#info .info-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.info-map-placeholder {
    height: 400px;
    background: #f0f0f0 url('hero1.png') center/cover;
    position: relative;
    filter: grayscale(1);
    transition: var(--transition);
}

.info-map-placeholder:hover {
    filter: grayscale(0);
}

.map-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    padding: 20px 40px;
    letter-spacing: 2px;
    font-weight: 600;
    font-size: 0.8rem;
}

.sns-links {
    margin-top: 30px;
}

.sns-link {
    margin-right: 20px;
    text-decoration: none;
    color: var(--primary);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--primary);
    padding-bottom: 2px;
    transition: var(--transition);
}

.sns-link:hover {
    color: var(--accent);
    border-color: var(--accent);
}

/* Contact Section */
.contact-banner {
    background: var(--primary);
    color: #fff;
    text-align: center;
    padding: 100px 0;
}

.tel-btn {
    display: inline-flex;
    align-items: center;
    background: var(--bg-white);
    color: var(--primary);
    padding: 20px 40px;
    border-radius: 50px;
    text-decoration: none;
    margin-top: 40px;
    font-weight: bold;
    transition: var(--transition);
}

.tel-btn:hover {
    background: var(--accent);
    color: #fff;
    transform: scale(1.05);
}

.tel-btn .num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    margin-left: 15px;
}

/* Mobile Fixed CTA */
.mobile-phone-cta {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 5%;
    right: 5%;
    background: #1a1a1a;
    color: #fff;
    padding: 15px 25px;
    border-radius: 50px;
    text-decoration: none;
    z-index: 1001;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.mobile-phone-cta .pulse {
    width: 10px;
    height: 10px;
    background: #4caf50;
    border-radius: 50%;
    box-shadow: 0 0 0 rgba(76, 175, 80, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(76, 175, 80, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(76, 175, 80, 0); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .price-wrap .amount { font-size: 5rem; }
    #info .info-content { grid-template-columns: 1fr; }
    .mobile-phone-cta { display: flex; }
    section { padding: 80px 0; }
}