/* Base Styles and Variables */
:root {
    --color-primary: #ff6b35;
    /* Orange to match the tie */
    --color-primary-dark: #e85a20;
    --color-secondary: #1a2c4e;
    /* Navy/Dark Blue to match the suit */
    --color-secondary-light: #2a406c;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-background: #ffffff;
    --color-background-alt: #f4f7f6;
    --color-white: #ffffff;

    --font-main: 'Noto Sans JP', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.15);
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-secondary);
    letter-spacing: 0.05em;
    font-family: 'Oswald', sans-serif;
    /* Use a strong sans-serif if possible, else standard */
    font-weight: 700;
    margin-bottom: 0;
    position: relative;
    display: inline-block;
}

.section-subtitle {
    display: block;
    font-size: 0.9rem;
    color: var(--color-primary);
    margin-top: 0.5rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

/* Underscore style */
.section-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background-color: var(--color-primary);
    margin: 1rem auto 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-secondary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Header */
.header {
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-secondary);
}

.nav ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-md);
}

.nav a:not(.btn) {
    color: var(--color-text);
    font-weight: 500;
}

.nav a:not(.btn):hover {
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    position: relative;
    height: 80vh;
    min-height: 500px;
    background-image: url('assets/hero_cityscape.jpg');
    /* Use classroom image as background */
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-overlay {
    background-color: rgba(26, 44, 78, 0.7);
    /* Navy overlay */
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
}

.hero-text {
    max-width: 800px;
    padding: 2rem;
}

.hero-catch {
    font-size: 1.2rem;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
}

.hero h2 {
    font-size: 3.5rem;
    line-height: 1.4;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--color-white);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    writing-mode: vertical-rl;
}

.hero-scroll::after {
    content: '';
    display: block;
    width: 1px;
    height: 60px;
    background-color: var(--color-white);
    margin-top: 10px;
}

/* Vision Section */
.vision {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
    text-align: center;
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
}

.vision-lead {
    font-size: 2rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.vision-text {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    line-height: 2;
}



/* Instagram Placeholder */
.instagram-placeholder {
    background-color: #f8f9fa;
    border: 2px dashed #ddd;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
}

.instagram-note {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin: var(--spacing-sm) 0 var(--spacing-md);
}

/* Services Section */
.services {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-alt);
    /* Light gray background */
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-card {
    background-color: var(--color-white);
    border-radius: 0;
    /* Square edges for corporate look */
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    padding: 0;
    /* Reset padding */
    border-top: none;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-image {
    height: 200px;
    overflow: hidden;
    background-color: #eee;
}

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

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

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

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-secondary);
    font-weight: 700;
}

.service-time {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.2rem 0.8rem;
    font-size: 0.8rem;
    margin-bottom: 1rem;
    align-self: flex-start;
}

.service-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.service-desc {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.about-greeting {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.greeting-content {
    flex: 1;
    min-width: 300px;
}

.greeting-content h3 {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
    border-left: 5px solid var(--color-primary);
    padding-left: var(--spacing-xs);
}

.greeting-text {
    margin-bottom: var(--spacing-md);
    text-align: justify;
}

.greeting-name {
    text-align: right;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--color-secondary);
}

.greeting-image {
    flex: 0 0 350px;
    max-width: 100%;
}

.greeting-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Company Profile Table */
.company-profile {
    max-width: 900px;
    margin: 0 auto;
}

.company-profile h3 {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.profile-list {
    border-top: 1px solid #ddd;
}

.profile-row {
    display: flex;
    border-bottom: 1px solid #ddd;
}

.profile-row dt {
    width: 30%;
    background-color: #eef2f5;
    padding: var(--spacing-sm);
    font-weight: 700;
    color: var(--color-secondary);
    display: flex;
    align-items: center;
}

.profile-row dd {
    width: 70%;
    padding: var(--spacing-sm);
    background-color: var(--color-white);
}

/* Access Section */
.access {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.access-info {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    display: inline-block;
    text-align: left;
    border-radius: var(--border-radius);
    border: 1px solid #eee;
}

.access-info p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.access-map-link {
    margin-top: var(--spacing-sm);
    text-align: center;
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-alt);
    text-align: center;
}

.contact-lead {
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}

.contact-box {
    background: var(--color-white);
    padding: 2rem;
    min-width: 300px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.contact-tel {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.contact-hours {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.btn-instagram-large {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    font-size: 1.1rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(220, 39, 67, 0.3);
}

.btn-instagram-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(220, 39, 67, 0.4);
}

/* Footer */
.footer {
    background-color: var(--color-secondary);
    color: var(--color-white);
    padding: 4rem 0 2rem;
}

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

.footer-logo {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-primary);
}

.copyright {
    text-align: center;
    font-size: 0.8rem;
    opacity: 0.6;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto 3rem;
    text-align: left;
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--color-secondary);
}

.required {
    background-color: #ff4d4f;
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.btn-submit {
    min-width: 200px;
    border: none;
    font-size: 1rem;
    cursor: pointer;
}

.form-actions {
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav ul {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .about-greeting {
        flex-direction: column-reverse;
        /* Text on top on mobile, or keep standard? Let's check user preference. Standard is Image then text or Text then image? Reference usually responsive. Let's keep flex-direction column (Image top on mobile? or Text top?) */
        /* Actually lets do Text Top for Greeting usually, or Image Top. Let's stick to normal flow (Text left/top, Image right/bottom) but on mobile maybe Image Top? */
        /* Let's just use column. Code below makes image come second if column. */
        flex-direction: column;
    }

    .greeting-image {
        flex: auto;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .profile-row {
        flex-direction: column;
    }

    .profile-row dt,
    .profile-row dd {
        width: 100%;
    }

    .profile-row dt {
        border-bottom: 1px dotted #ccc;
    }

    .about-content .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}