/* ===== リセットとベーススタイル ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #d4a5a5;
    --secondary-color: #f7e7dc;
    --accent-color: #c17c7c;
    --text-dark: #2c2c2c;
    --text-light: #666666;
    --white: #ffffff;
    --gray-light: #f8f8f8;
    --gray-border: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* ===== ボタンスタイル ===== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 16px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

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

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

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

/* ===== ヘッダー ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 600;
    font-family: 'Playfair Display', serif;
    color: var(--primary-color);
}

.logo i {
    font-size: 24px;
}

.nav ul {
    display: flex;
    gap: 40px;
}

.nav a {
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
    border-radius: 3px;
}

/* ===== ヒーローセクション ===== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
    margin-top: 80px;
    overflow: hidden;
}

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

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(212, 165, 165, 0.5), rgba(193, 124, 124, 0.4));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-announcement {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
    color: var(--accent-color);
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    animation: announcementPulse 2s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

.hero-announcement i {
    font-size: 16px;
    color: var(--primary-color);
}

@keyframes announcementPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 30px rgba(212, 165, 165, 0.4);
    }
}

.hero-title {
    font-size: 64px;
    margin-bottom: 24px;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8),
                 4px 4px 8px rgba(0, 0, 0, 0.6),
                 6px 6px 12px rgba(0, 0, 0, 0.4);
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8),
                 3px 3px 8px rgba(0, 0, 0, 0.6);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.btn-phone {
    background-color: rgba(255, 255, 255, 0.95);
    color: var(--accent-color);
    border: 2px solid rgba(255, 255, 255, 0.95);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.btn-phone:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-phone i {
    font-size: 18px;
    animation: phoneRing 1.5s ease-in-out infinite;
}

@keyframes phoneRing {
    0%, 100% {
        transform: rotate(0deg);
    }
    10%, 30% {
        transform: rotate(-15deg);
    }
    20%, 40% {
        transform: rotate(15deg);
    }
    50% {
        transform: rotate(0deg);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.scroll-indicator span {
    width: 2px;
    height: 20px;
    background-color: var(--white);
    animation: scrollAnimation 1.5s infinite;
}

.scroll-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.scroll-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes scrollAnimation {
    0%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    50% {
        opacity: 1;
        transform: translateY(10px);
    }
}

/* ===== セクション共通 ===== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 48px;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ===== サービスセクション ===== */
.about {
    background: linear-gradient(135deg, #fef5f0 0%, #fff8f5 50%, #fef5f0 100%);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '🌸';
    position: absolute;
    font-size: 200px;
    opacity: 0.03;
    top: 50px;
    right: -50px;
    transform: rotate(-15deg);
    pointer-events: none;
}

.about::after {
    content: '🌸';
    position: absolute;
    font-size: 150px;
    opacity: 0.03;
    bottom: 50px;
    left: -30px;
    transform: rotate(25deg);
    pointer-events: none;
}

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

.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(212, 165, 165, 0.3);
}

.about-badge i {
    font-size: 16px;
}

.about-text h3 {
    font-size: 42px;
    margin-bottom: 28px;
    color: var(--text-dark);
    line-height: 1.3;
    font-weight: 700;
}

.about-text .highlight {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.about-text .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    right: 0;
    height: 12px;
    background: linear-gradient(90deg, rgba(212, 165, 165, 0.3), rgba(193, 124, 124, 0.3));
    z-index: -1;
}

.about-description {
    font-size: 17px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.9;
}

.about-description strong {
    color: var(--text-dark);
    font-weight: 600;
}

.features-grid-inline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 36px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: start;
    background: var(--white);
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(212, 165, 165, 0.2);
}

.feature-icon-small {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.feature-content p {
    font-size: 13px;
    color: var(--text-light);
    margin: 0;
}

.about-image {
    position: relative;
}

.image-decorator {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-color);
    border-radius: 24px;
    z-index: 0;
}

.about-image img {
    position: relative;
    z-index: 1;
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(212, 165, 165, 0.3);
}

.image-overlay-badge {
    position: absolute;
    bottom: 30px;
    left: 30px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 16px 24px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.image-overlay-badge i {
    color: var(--primary-color);
    font-size: 20px;
}

.image-overlay-badge span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 15px;
}

.features-list {
    margin-top: 32px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.features-list i {
    color: var(--primary-color);
    font-size: 18px;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    height: 500px;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== バナーセクション ===== */
.banners-section {
    padding: 60px 0;
    background-color: var(--gray-light);
}

.banners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.banner-link {
    display: block;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.banner-link:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.banner-link img {
    width: 100%;
    height: auto;
    display: block;
}

/* ===== 特徴セクション ===== */
.features {
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: 16px;
    background-color: var(--gray-light);
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== フラワーウォールデザインセクション ===== */
.design-section {
    background-color: var(--white);
    padding: 100px 0;
}

.design-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.design-card {
    background-color: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.design-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(212, 165, 165, 0.25);
}

.design-image {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
    cursor: pointer;
}

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

.design-card:hover .design-image img {
    transform: scale(1.1);
}

.design-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.design-image.preparing {
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    display: flex;
    align-items: center;
    justify-content: center;
}

.preparing-overlay {
    text-align: center;
    color: var(--text-light);
}

.preparing-overlay i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.preparing-overlay p {
    font-size: 18px;
    font-weight: 600;
}

.design-content {
    padding: 32px;
}

.design-content h3 {
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 600;
}

.design-color {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.design-description {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.design-features {
    list-style: none;
    padding: 0;
}

.design-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.design-features i {
    color: var(--primary-color);
    font-size: 16px;
}

/* ===== ギャラリーセクション ===== */
.gallery {
    background: linear-gradient(135deg, #fef5f0 0%, #fef9f6 100%);
    position: relative;
}

.gallery::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to bottom, var(--gray-light), transparent);
    pointer-events: none;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    cursor: pointer;
    height: 500px;
    box-shadow: 0 8px 32px rgba(212, 165, 165, 0.2);
    transition: all 0.4s ease;
    border: 3px solid transparent;
}

.gallery-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 16px 48px rgba(212, 165, 165, 0.35);
    border-color: var(--primary-color);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(212, 165, 165, 0.95), rgba(212, 165, 165, 0.7) 70%, transparent);
    color: var(--white);
    padding: 40px 35px;
    transform: translateY(0);
    transition: all 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
    background: linear-gradient(to top, rgba(193, 124, 124, 0.95), rgba(193, 124, 124, 0.75) 70%, transparent);
    padding: 45px 35px;
}

.gallery-overlay h4 {
    font-size: 28px;
    margin-bottom: 12px;
    font-weight: 600;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.gallery-overlay p {
    font-size: 16px;
    opacity: 0.95;
    font-weight: 400;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* ギャラリーアイテムの装飾 */
.gallery-item::before {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.gallery-item:hover::before {
    opacity: 1;
    transform: scale(1);
}

.gallery-item::after {
    content: '🌸';
    position: absolute;
    top: 30px;
    right: 32px;
    font-size: 24px;
    z-index: 3;
    opacity: 0;
    transition: all 0.3s ease 0.1s;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ===== 料金セクション ===== */
.pricing {
    background-color: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--white);
    border: 2px solid var(--gray-border);
    border-radius: 20px;
    padding: 48px 36px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

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

.pricing-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--secondary-color), var(--white));
}

.badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.price {
    margin-bottom: 32px;
}

.currency {
    font-size: 24px;
    color: var(--text-light);
    vertical-align: top;
}

.amount {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary-color);
}

.period {
    font-size: 16px;
    color: var(--text-light);
}

.pricing-features {
    text-align: left;
    margin-bottom: 36px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-border);
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-dark);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: var(--primary-color);
    font-size: 16px;
}

/* ===== お問い合わせセクション ===== */
.contact {
    background-color: var(--gray-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.contact-info > p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 28px;
    align-items: start;
}

.contact-item i {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 18px;
    margin-bottom: 6px;
    color: var(--text-dark);
}

.contact-item p {
    font-size: 15px;
    color: var(--text-light);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 44px;
    height: 44px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-4px);
}

/* ===== フォーム ===== */
.contact-form {
    background-color: var(--white);
    padding: 48px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: var(--text-dark);
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-border);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    transition: all 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);
    box-shadow: 0 0 0 3px rgba(212, 165, 165, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: 20px;
    padding: 16px;
    border-radius: 10px;
    font-size: 15px;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ===== フッター ===== */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 600;
    font-family: 'Playfair Display', serif;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 28px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 15px;
}

.footer-section h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-section ul li {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
    font-size: 15px;
}

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

.footer-section ul li i {
    margin-right: 10px;
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ===== レスポンシブデザイン ===== */
@media (max-width: 992px) {
    .hero-title {
        font-size: 48px;
    }
    
    .section-title {
        font-size: 40px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .features-grid-inline {
        grid-template-columns: 1fr;
    }
    
    .about-text h3 {
        font-size: 32px;
    }
    
    .image-decorator {
        display: none;
    }
    
    .design-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 16px;
    }
    
    .logo i {
        font-size: 20px;
    }
    
    .nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        transition: left 0.3s ease;
        padding: 40px 20px;
        box-shadow: var(--shadow-lg);
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 0;
    }
    
    .nav li {
        border-bottom: 1px solid var(--gray-border);
    }
    
    .nav a {
        display: block;
        padding: 20px 0;
        font-size: 18px;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }
    
    .hero {
        height: 500px;
        margin-top: 70px;
        overflow: hidden;
    }
    
    .hero-slideshow {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
    }
    
    .hero-slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    
    .hero-slide img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .hero-overlay {
        background: linear-gradient(135deg, rgba(212, 165, 165, 0.4), rgba(193, 124, 124, 0.3));
        pointer-events: none;
    }
    
    .hero-content {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        z-index: 10;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .hero-announcement {
        font-size: 13px;
        padding: 10px 20px;
        margin-bottom: 20px;
    }
    
    .hero-announcement i {
        font-size: 14px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 350px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .about-text h3 {
        font-size: 28px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .gallery-item {
        height: 400px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 32px 24px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .banners-section {
        padding: 40px 0;
    }
    
    .banners-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 14px;
    }
    
    .logo i {
        font-size: 18px;
    }
    
    .hero {
        height: 500px;
        margin-top: 70px;
        overflow: hidden;
    }
    
    .hero-slideshow {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
    }
    
    .hero-slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    
    .hero-slide img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .hero-overlay {
        background: linear-gradient(135deg, rgba(212, 165, 165, 0.3), rgba(193, 124, 124, 0.2));
        pointer-events: none;
    }
    
    .hero-content {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        z-index: 10;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .hero-announcement {
        font-size: 12px;
        padding: 8px 16px;
        margin-bottom: 16px;
    }
    
    .hero-announcement i {
        font-size: 12px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .hero-buttons .btn {
        width: 100%;
        padding: 14px 28px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .btn {
        padding: 14px 32px;
        font-size: 15px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .contact-form {
        padding: 24px 20px;
    }
    
    .gallery-item {
        height: 350px;
    }
    
    .gallery-overlay h4 {
        font-size: 22px;
    }
    
    .gallery-overlay p {
        font-size: 14px;
    }
}

/* ===== 画像モーダル ===== */
.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 60px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s;
}

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

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    animation: zoomIn 0.3s;
}

@keyframes zoomIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: #fff;
    font-size: 48px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
    z-index: 10000;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--primary-color);
}

.modal-caption {
    margin: 20px auto;
    display: block;
    max-width: 80%;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    font-size: 18px;
}

.gallery-item {
    cursor: pointer;
}

@media (max-width: 768px) {
    .modal-content {
        max-width: 95%;
        max-height: 80vh;
    }
    
    .modal-close {
        top: 15px;
        right: 25px;
        font-size: 36px;
    }
    
    .modal-caption {
        font-size: 16px;
    }
}