@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

:root {
    /* Dynamics Palette */
    --color-bg: #FFFFFF;
    --color-text: #333333;
    --color-text-light: #555555;

    --color-primary: #FF9F1C;
    /* Vitamin Orange */
    --color-secondary: #0033A0;
    /* Deep Blue */
    --color-accent: #06C755;
    /* Green */

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

    --header-height: 80px;
}

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

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 2.0;
    overflow-x: hidden;
    letter-spacing: 0.05em;
}

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

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

/* Wrapper Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 8rem 0;
    position: relative;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 159, 28, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 159, 28, 0.5);
}

.btn-line {
    background-color: #06C755;
    color: white;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.4);
}

.btn-line:hover {
    transform: translateY(-3px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    color: var(--color-secondary);
    font-size: 1.4rem;
}

.logo img {
    height: 40px;
}

.nav-desktop {
    display: none;
}

@media (min-width: 900px) {
    .nav-desktop {
        display: flex;
        gap: 2rem;
        align-items: center;
    }

    .nav-desktop a:not(.btn) {
        font-weight: 700;
    }

    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn {
    font-size: 1.8rem;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: white;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: transform 0.4s;
    z-index: 999;
}

.mobile-nav.active {
    transform: translateY(0);
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
}


/* 1. HERO PARALLAX */
.hero-parallax {
    position: relative;
    height: 100vh;
    /* Full Height */
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('../assets/images/hero-top.png') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    /* Parallax Effect (Simple) */
    color: white;
    text-align: center;
}

/* ... (omitted) ... */

.zigzag-image img {
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: 400px;
    /* Uniform height */
    object-fit: cover;
    /* Crop to fit */
    display: block;
}

/* ... (omitted) ... */

/* 3. TEXTURED SECTION (Philosophy) */
.section-textured {
    background-color: #f6f8fb;
    background-image: url('../assets/images/bg-texture.png');
    background-size: cover;
    /* Cover for full texture */
    background-repeat: no-repeat;
    background-position: center;
    margin: 4rem 0;
}

.angle-divider-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: white;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 0);
}

.angle-divider-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: white;
    clip-path: polygon(0 100%, 100% 0, 100% 100%, 0 100%);
}

.philosophy-layout {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

@media (min-width: 768px) {
    .philosophy-layout {
        flex-direction: row;
        align-items: center;
    }
}

.philosophy-text-block {
    flex: 3;
    background-color: rgba(0, 51, 160, 0.85);
    /* Deep Blue Team Color */
    padding: 3rem;
    border-radius: 20px;
    color: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.philosophy-text-block .section-title-left {
    color: white;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    padding-bottom: 1rem;
    display: inline-block;
}

.coach-card-modern {
    flex: 2;
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.section-title-left {
    font-size: 2.2rem;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
}

.philosophy-text-block h3 {
    color: white;
    /* Ensure subtitle is white */
}

.coach-img-wrapper {
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    /* Center horizontally */
    border-radius: 50%;
    /* Circle */
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 3px solid white;
    /* Optional border for clean look */
}


/* 4. CLEAN SECTION (Parents) */
.section-clean {
    background: white;
}

.section-lead {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.burden-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .burden-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.burden-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid #eee;
    transition: transform 0.3s;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.burden-card:hover {
    transform: translateY(-5px);
}

.burden-card.highlight {
    border: 2px solid var(--color-primary);
    background: #fffcf5;
}

.mark-wrapper {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
}

.cross {
    background: #f0f0f0;
    color: #aaa;
}

.circle {
    background: #e0fadd;
    color: #00a040;
}


/* 5. BLURRED CONTACT SECTION */
.section-contact-blur {
    background: url('../assets/images/bg_contact_blur.svg') no-repeat center center/cover;
    padding: 8rem 0;
}

.contact-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 4rem;
    border-radius: 30px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.contact-lead {
    font-size: 1.2rem;
    margin-bottom: 3rem;
}


/* Footer */
.footer {
    background: #111;
    color: #888;
    padding: 4rem 0 2rem;
}

.footer-content {
    border-bottom: 1px solid #333;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo {
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
}

.footer-right a {
    margin-left: 2rem;
    color: #aaa;
}

.footer-right a:hover {
    color: white;
}

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


/* Animation Generic */
.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}