/* Base Styles */
:root {
    --primary-color: #0066cc;
    --secondary-color: #003366;
    --light-color: #f8f9fa;
    --dark-color: #333;
    --gray-color: #6c757d;
    --text-color: #333;
    --bg-color: #fff;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
}

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

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    padding: 0 15px;
    margin: 0 auto;
}

.section-padding {
    padding: 100px 0;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo a {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-color);
    text-decoration: none;
}

nav ul {
    display: flex;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: var(--dark-color);
    font-weight: 500;
    text-decoration: none;
    position: relative;
    padding: 5px 0;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 24px;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    background: url('../images/hero.jpg') center/cover no-repeat;
    overflow: hidden;
}

.hero .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 15px;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
}

.cta-btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

.cta-btn:hover {
    background-color: var(--secondary-color);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    width: 70px;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
}

.section-header p {
    font-size: 18px;
    color: var(--gray-color);
    margin-top: 30px;
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.about-text {
    flex: 1;
    min-width: 300px;
}

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

.about-text p {
    color: var(--gray-color);
    margin-bottom: 20px;
}

.about-text ul {
    margin-top: 20px;
}

.about-text ul li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.about-text ul li i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 18px;
}

.about-image {
    flex: 1;
    min-width: 300px;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.about-image img {
    width: 100%;
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

/* Services Section */
.services-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.service-image {
    height: 250px;
    overflow: hidden;
}

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

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

.service-card h3 {
    font-size: 22px;
    padding: 20px 20px 10px;
    color: var(--dark-color);
}

.service-card p {
    padding: 0 20px 20px;
    color: var(--gray-color);
}

/* Works Section */
.works-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.work-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.work-image {
    height: 300px;
    position: relative;
    overflow: hidden;
}

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

.work-item:hover .work-image img {
    transform: scale(1.1);
}

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.work-item:hover .work-overlay {
    opacity: 1;
}

.work-info {
    text-align: center;
    color: #fff;
    padding: 20px;
    transform: translateY(20px);
    transition: var(--transition);
}

.work-item:hover .work-info {
    transform: translateY(0);
}

.work-info h4 {
    font-size: 22px;
    margin-bottom: 10px;
}

.work-info p {
    font-size: 16px;
    opacity: 0.8;
}

/* Contact Section */
.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.contact-info > p {
    color: var(--gray-color);
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    margin-bottom: 25px;
}

.info-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 20px;
    margin-top: 5px;
}

.info-item h4 {
    font-size: 18px;
    margin-bottom: 5px;
}

.info-item p {
    color: var(--gray-color);
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

/* Google Forms レスポンシブスタイル - 修正版 */
.google-form-container {
    position: relative;
    width: 100%;
    height: 1000px; /* 固定の高さを設定 */
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    background-color: #fff;
}

#google-form {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    background-color: #ffffff;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: #fff;
    padding: 70px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    flex: 1;
    min-width: 250px;
}

.footer-logo h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    flex: 1;
    min-width: 200px;
}

.footer-links h4,
.footer-social h4 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
}

.footer-links h4::after,
.footer-social h4::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
    bottom: -10px;
    left: 0;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: #fff;
    padding-left: 5px;
}

.footer-social {
    flex: 1;
    min-width: 200px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #fff;
    font-size: 18px;
    transition: var(--transition);
}

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

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-in forwards;
}

.fade-in:nth-child(1) {
    animation-delay: 0.3s;
}

.fade-in:nth-child(2) {
    animation-delay: 0.6s;
}

.fade-in:nth-child(3) {
    animation-delay: 0.9s;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-animation {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.scroll-animation.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media screen and (max-width: 992px) {
    .section-padding {
        padding: 80px 0;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero p {
        font-size: 18px;
    }

    .section-header h2 {
        font-size: 32px;
    }

    .about-content {
        flex-direction: column;
    }

    .about-text,
    .about-image {
        width: 100%;
    }
}

@media screen and (max-width: 768px) {
    header {
        padding: 15px 0;
    }

    .menu-toggle {
        display: block;
    }

    nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #fff;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        transform: scaleY(0);
        transform-origin: top;
        transition: transform 0.3s ease;
        z-index: 1000;
    }

    nav.active {
        transform: scaleY(1);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 10px 0;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 16px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .section-header p {
        font-size: 16px;
    }

    .services-content,
    .works-content {
        grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
    }

    .contact-content {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    /* Google Formのモバイル調整 */
    .google-form-container {
        height: 1200px; /* モバイルでは高さを増やす */
    }
}

@media screen and (max-width: 576px) {
    .hero h1 {
        font-size: 32px;
    }

    .cta-btn {
        padding: 12px 25px;
        font-size: 14px;
    }

    .section-padding {
        padding: 60px 0;
    }

    .about-text h3,
    .contact-info h3 {
        font-size: 24px;
    }

    .service-card h3 {
        font-size: 20px;
    }

    .work-info h4 {
        font-size: 18px;
    }
/*
    .work-item {
        height: 250px;
    }
*/
    
    /* さらに小さい画面でのGoogle Form調整 */
    .google-form-container {
        height: 1000px; /* 小さいスマートフォン画面ではさらに高さを確保 */
    }
}