@charset "UTF-8";

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

body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #fff;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

/* =========================================
   共通クラス・ユーティリティ
========================================= */
.section {
    padding: 80px 20px;
}

.section-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.section-title {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: #1a365d;
}

.section-desc {
    text-align: center;
    margin-bottom: 50px;
    font-size: 16px;
}

.bg-light { background-color: #f7fafc; }
.bg-dark { background-color: #1a365d; }
.text-white { color: #fff !important; }
.strong-text { font-weight: bold; color: #e53e3e; }

/* ボタン */
.btn {
    display: inline-block;
    background-color: #3182ce;
    color: #fff;
    font-weight: bold;
    text-align: center;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.btn:hover { background-color: #2b6cb0; }

.btn-small { padding: 10px 20px; font-size: 14px; }
.btn-large { padding: 18px 40px; font-size: 18px; border-radius: 8px; }
.btn-outline { background-color: transparent; border: 2px solid #3182ce; color: #3182ce; }
.btn-outline:hover { background-color: #3182ce; color: #fff; }
.btn-accent { background-color: #dd6b20; }
.btn-accent:hover { background-color: #c05621; }
.btn-shadow { box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); }

/* =========================================
   ヘッダー
========================================= */
.header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #1a365d;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-nav a:not(.btn) {
    font-size: 15px;
    font-weight: bold;
}

.header-nav a:not(.btn):hover { color: #3182ce; }

/* =========================================
   ファーストビュー (Hero)
========================================= */
.hero {
    position: relative;
    background-image: url('img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 120px 20px;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.85);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h2 {
    font-size: 40px;
    font-weight: 900;
    color: #1a365d;
    margin-bottom: 30px;
    line-height: 1.4;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 40px;
    font-weight: bold;
}

/* =========================================
   特徴セクション (About)
========================================= */
.features {
    display: flex;
    gap: 30px;
    justify-content: space-between;
}

.feature-card {
    flex: 1;
    background-color: #f7fafc;
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
}

.feature-img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    margin-bottom: 20px;
    background-color: #e2e8f0;
    border-radius: 50%;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2d3748;
}

.feature-card p {
    font-size: 15px;
    text-align: left;
}

/* =========================================
   業務フロー (Flow)
========================================= */
.flow-steps {
    max-width: 700px;
    margin: 0 auto;
}

.step {
    display: flex;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    align-items: center;
}

.step-num {
    background-color: #3182ce;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    margin-right: 20px;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 18px;
    color: #2d3748;
    margin-bottom: 5px;
}

.step-content p {
    font-size: 15px;
}

/* =========================================
   料金プラン (Pricing)
========================================= */
.pricing-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    align-items: flex-end;
}

.pricing-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 40px 30px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    position: relative;
}

.pricing-card.highlight {
    border: 2px solid #3182ce;
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    padding-top: 50px;
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #e53e3e;
    color: #fff;
    padding: 5px 20px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 14px;
}

.plan-name {
    font-size: 22px;
    margin-bottom: 15px;
    color: #1a365d;
}

.plan-price {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 30px;
}

.plan-price .price-num {
    font-size: 40px;
}

.plan-price .tax {
    font-size: 14px;
    color: #718096;
}

.plan-features {
    text-align: left;
    margin-bottom: 30px;
}

.plan-features li {
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    font-size: 15px;
}

.pricing-card .btn {
    width: 100%;
}

/* =========================================
   登録・CTA (Register)
========================================= */
.register-action {
    text-align: center;
}

.note {
    margin-top: 15px;
    font-size: 14px;
    color: #a0aec0;
}

/* =========================================
   フッター
========================================= */
.footer {
    background-color: #2d3748;
    color: #a0aec0;
    padding: 40px 20px;
    text-align: center;
}

.footer-logo {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-links a:hover {
    color: #fff;
}

.copyright {
    font-size: 14px;
}

/* =========================================
   レスポンシブ (スマホ対応)
========================================= */
@media (max-width: 768px) {
    .header-nav a:not(.btn) { display: none; }
    
    .hero { padding: 80px 20px; }
    .hero-content h2 { font-size: 28px; }
    .hero-content p { font-size: 15px; }
    
    .features { flex-direction: column; }
    .pricing-cards { flex-direction: column; align-items: center; }
    .pricing-card.highlight { padding-top: 40px; }
    
    .step { flex-direction: column; text-align: center; }
    .step-num { margin-right: 0; margin-bottom: 15px; }
}