/* ==================
   CSS 変数・初期化
   ================== */
:root {
    --primary-color: #0b2545;
    /* ダークネイビー */
    --secondary-color: #134074;
    /* 少し明るいネイビー */
    --accent-color: #f77f00;
    /* オレンジ（活気） */
    --accent-color-hover: #d66c00;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border-radius: 12px;
    --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-en: 'Outfit', sans-serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: var(--font-jp);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

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

ul {
    list-style: none;
}

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

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

.small-text {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* コンテナ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================
   ユーティリティ：ボタン
   ================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-weight: 700;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    gap: 8px;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(247, 127, 0, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-color-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 127, 0, 0.4);
}

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

.btn-light:hover {
    background-color: #f0f0f0;
    transform: translateY(-2px);
}

.btn-large {
    font-size: 1.25rem;
    padding: 16px 40px;
}

/* ==================
   ヘッダー
   ================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

@media (max-width: 768px) {
    .nav {
        display: none;
        /* スマホではシンプルに隠す（ハンバーガーメニュー等を入れる想定） */
    }
}

/* ==================
   ヒーローセクション
   ================== */
.hero {
    position: relative;
    padding: 160px 24px 100px;
    background: linear-gradient(135deg, rgba(11, 37, 69, 0.75) 0%, rgba(19, 64, 116, 0.85) 100%), url('hero_bg.png') center/cover no-repeat;
    color: var(--white);
    overflow: hidden;
    text-align: center;
}

.hero-bg-shapes {
    position: absolute;
    top: -50%;
    left: -10%;
    width: 120%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInDown 1s ease-out;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(to right, #fdfbfb 0%, #ebedee 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: var(--white);
    /* Fallback */
    position: relative;
}

.text-gradient::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--accent-color);
    z-index: -1;
    opacity: 0.8;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.hero-note {
    font-size: 0.85rem;
    opacity: 0.7;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn-large {
        padding: 12px 24px;
        font-size: 1rem;
    }
}

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

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
    margin: 16px auto 0;
    border-radius: 2px;
}

.section-desc {
    text-align: center;
    max-width: 600px;
    margin: -24px auto 48px;
    color: var(--text-muted);
}

/* ==================
   お悩み解決セクション
   ================== */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.problem-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    border-top: 4px solid var(--accent-color);
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-8px);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.problem-text {
    font-weight: 500;
}

.solution-box {
    background: linear-gradient(135deg, rgba(19, 64, 116, 0.05) 0%, rgba(19, 64, 116, 0.1) 100%);
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(19, 64, 116, 0.1);
}

.solution-box h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 16px;
}

/* ==================
   相談内容セクション
   ================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.feature-title {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-light);
}

.feature-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* ==================
   日程・アクセスセクション
   ================== */
.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

@media (max-width: 900px) {
    .two-column {
        grid-template-columns: 1fr;
    }
}

.schedule-info .section-title {
    text-align: left;
}

.schedule-info .section-title::after {
    margin-left: 0;
}

.info-block {
    margin-bottom: 32px;
}

.info-label {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.info-value {
    font-size: 1.8rem;
    font-weight: 900;
    font-family: var(--font-en);
    color: var(--text-main);
    margin-bottom: 4px;
}

.schedule-list {
    margin-bottom: 16px;
}

.schedule-list li {
    padding: 12px 16px;
    background: var(--bg-light);
    margin-bottom: 8px;
    border-radius: 8px;
    font-weight: 500;
    border-left: 4px solid var(--primary-color);
}

.info-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.access-info .section-title {
    text-align: left;
}

.access-info .section-title::after {
    margin-left: 0;
}

.location-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.venue-name {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.venue-address {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.map-placeholder {
    width: 100%;
    height: 200px;
    background: #e9ecef;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.map-link {
    background: var(--primary-color);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.map-link:hover {
    background: var(--secondary-color);
}

.covid-notice {
    background: #fff3cd;
    color: #856404;
    padding: 16px;
    border-radius: 8px;
    font-size: 0.9rem;
}

.covid-notice h4 {
    margin-bottom: 8px;
}

/* ==================
   フッターCTA & フッター
   ================== */
.cta-section {
    background: linear-gradient(135deg, var(--accent-color) 0%, #e06e00 100%);
    padding: 80px 24px;
    text-align: center;
    color: var(--white);
}

.cta-title {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 16px;
}

.cta-text {
    margin-bottom: 32px;
    font-size: 1.1rem;
    opacity: 0.9;
}

.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 40px 24px;
}

.copyright {
    opacity: 0.7;
    font-size: 0.9rem;
}