@charset "UTF-8";

/* =========================================
   変数定義・リセット（明るいブルーベースに変更）
========================================= */
:root {
    /* 明るく爽やかなメインブルー（清潔感・信頼感） */
    --primary-blue: #0084ff; 
    /* 見出しやダークセクション用のネイビー */
    --dark-blue: #1a4a7b;    
    /* フッターなどの一番暗い背景 */
    --dark-bg: #123154;      
    /* アクセントカラー（維持） */
    --orange: #f37021;       
    /* 全体の背景色（維持） */
    --light-bg: #f8fbfb;     
    /* 淡いブルーの背景（旧ライトグリーン） */
    --light-blue: #eaf3ff;   
    
    --text-color: #333;
    --text-light: #555;
    --white: #fff;
    --border-color: #e0e0e0;
}

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

body {
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--light-bg);
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: opacity 0.3s ease; }
a:hover { opacity: 0.8; }
ul { list-style: none; }

/* =========================================
   共通ユーティリティ
========================================= */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 90px 0; }
.text-center { text-align: center; }
.text-left { text-align: left; }

/* 背景・テキストカラー */
.bg-white { background-color: var(--white); }
.bg-light-blue { background-color: var(--light-blue); }
.bg-dark { background-color: var(--dark-blue); color: var(--white); }
.bg-primary { background-color: var(--primary-blue); }
.text-orange { color: var(--orange); }
.text-light-blue { color: #a0cfff; }
.text-white { color: var(--white); }

/* タイトル周り */
.section__pretitle { color: var(--primary-blue); font-weight: bold; font-size: 1.1rem; margin-bottom: 10px; letter-spacing: 0.05em; }
.section__title { font-size: 2.2rem; color: var(--dark-blue); margin-bottom: 50px; font-weight: 900; line-height: 1.4; }
.bg-dark .section__title { color: var(--white); }
.u-sp-only { display: none; }

/* ボタンコンポーネント */
.btn { 
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 12px 30px; border-radius: 40px; 
    font-weight: bold; cursor: pointer; border: none; 
    transition: all 0.3s ease; text-decoration: none;
}
.btn--primary { background-color: var(--primary-blue); color: var(--white); }
.btn--primary:hover { background-color: var(--dark-blue); }
.btn--orange { background-color: var(--orange); color: var(--white); box-shadow: 0 4px 10px rgba(243, 112, 33, 0.4); }
.btn--orange:hover { transform: translateY(-3px); box-shadow: 0 6px 15px rgba(243, 112, 33, 0.5); }
.btn--submit { background-color: var(--primary-blue); color: var(--white); width: 100%; max-width: 300px; }
.btn--large { padding: 18px 40px; font-size: 1.2rem; border-radius: 50px; }

/* =========================================
   ヘッダー
========================================= */
.header { 
    background-color: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.08); 
    position: sticky; top: 0; z-index: 999; padding: 12px 0; 
}
.header__inner { display: flex; justify-content: space-between; align-items: center; }
.header__logo-wrapper { display: flex; flex-direction: column; }
.header__catch { font-size: 0.75rem; color: var(--text-light); margin-bottom: 4px; font-weight: bold; }
.header__logo-img { height: 40px; object-fit: contain; }

/* =========================================
   ヒーロー
========================================= */
.hero { 
    position: relative;
    background-image: url('img/bg.png'); 
    background-size: cover;
    background-position: center top;
    /* 全体を少し下げるために上部パディングを増加 */
    padding: 180px 0;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.7); 
    z-index: 1;
}

.hero__inner { position: relative; z-index: 2; }
.hero__badge {
    display: inline-block; background: var(--dark-blue); color: var(--white);
    padding: 6px 16px; border-radius: 20px; font-size: 0.9rem; font-weight: bold; margin-bottom: 20px;
}
.hero__title { font-size: 3.2rem; color: var(--dark-blue); font-weight: 900; line-height: 1.4; margin-bottom: 25px; }
.hero__lead { font-size: 1.2rem; margin-bottom: 20px; font-weight: bold; color: var(--text-color); }

/* ボタンを下げるための余白追加 */
.hero__actions {
    margin-top: 50px; /* ここでボタンと上部テキストとの間隔を空けています */
}
.hero__micro-copy { font-size: 0.85rem; color: var(--text-light); margin-top: 10px; font-weight: bold; }

/* =========================================
   カードグリッドレイアウト
========================================= */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* 課題セクション */
.problem-card { 
    background: var(--white); border: 2px solid var(--light-blue); 
    border-radius: 15px; padding: 40px 25px; box-shadow: 0 10px 25px rgba(0,0,0,0.04); 
    transition: transform 0.3s;
}
.problem-card:hover { transform: translateY(-5px); }
.problem-card__icon { 
    width: 80px; height: 80px; background-color: var(--light-blue); 
    border-radius: 50%; display: flex; justify-content: center; align-items: center; 
    margin: 0 auto 20px; color: var(--primary-blue); font-size: 2.2rem; 
}
.problem-card__title { font-size: 1.25rem; color: var(--dark-blue); margin-bottom: 15px; font-weight: bold; }
.problem-card__text { font-size: 0.95rem; color: var(--text-light); text-align: left; }

/* =========================================
   解決策
========================================= */
.solution__inner { display: flex; align-items: center; gap: 60px; }
.solution__content { flex: 1; }
.solution__desc { margin-bottom: 30px; font-size: 1.1rem; line-height: 1.8; color: var(--text-light); }
.feature-list li { 
    display: flex; align-items: flex-start; gap: 12px; 
    margin-bottom: 15px; font-weight: bold; color: var(--dark-blue); font-size: 1.1rem;
}
.feature-list li i { color: var(--orange); font-size: 1.3rem; margin-top: 3px; }
.solution__image { flex: 1; }
.solution__img { max-width: 350px; margin: 0 auto; filter: drop-shadow(0 10px 20px rgba(0,0,0,0.1)); }

/* =========================================
   ミドル CTA
========================================= */
.cta-mid__title { font-size: 2rem; margin-bottom: 15px; font-weight: bold; }
.cta-mid__text { font-size: 1.1rem; margin-bottom: 30px; opacity: 0.9; }

/* =========================================
   強み
========================================= */
.strength-card { 
    background: rgba(255,255,255,0.05); border-radius: 15px; 
    padding: 40px 20px; border: 1px solid rgba(255,255,255,0.1); 
    position: relative; overflow: hidden;
}
.strength-card--highlight { 
    border: 2px solid var(--primary-blue); background: rgba(0, 132, 255, 0.1); 
    transform: scale(1.05); z-index: 2;
}
.strength-card__badge {
    position: absolute; top: 0; left: 0; right: 0; background: var(--primary-blue);
    color: var(--white); font-size: 0.85rem; font-weight: bold; padding: 5px 0; text-align: center;
}
.strength-card__icon { 
    width: 80px; height: 80px; font-size: 2.2rem; background: var(--white); 
    border-radius: 50%; margin: 0 auto 25px; display: flex; align-items: center; 
    justify-content: center; color: var(--primary-blue); box-shadow: 0 4px 15px rgba(0,0,0,0.1); 
}
.strength-card--highlight .strength-card__icon { margin-top: 20px; }
.strength-card__title { font-size: 1.15rem; margin-bottom: 15px; }
.strength-card__text { font-size: 0.9rem; opacity: 0.85; text-align: left; }

/* =========================================
   導入フロー
========================================= */
.flow__steps { display: flex; justify-content: space-between; align-items: center; gap: 20px; max-width: 900px; margin: 0 auto; }
.flow__step { 
    flex: 1; background: var(--light-bg); border: 1px solid var(--border-color); 
    border-radius: 10px; padding: 30px 20px; position: relative;
}
.flow__num { 
    color: var(--primary-blue); font-weight: 900; font-size: 1.2rem; margin-bottom: 10px; 
    border-bottom: 2px solid var(--light-blue); padding-bottom: 5px; display: inline-block;
}
.flow__title { font-size: 1.1rem; color: var(--dark-blue); margin-bottom: 10px; }
.flow__text { font-size: 0.9rem; color: var(--text-light); text-align: left; }
.flow__arrow { font-size: 2rem; color: var(--border-color); }

/* =========================================
   FAQ
========================================= */
.faq__list { max-width: 800px; margin: 0 auto; background: var(--white); border-radius: 10px; padding: 20px 40px; box-shadow: 0 5px 15px rgba(0,0,0,0.03); }
.faq__item { border-bottom: 1px solid var(--light-blue); padding: 25px 0; }
.faq__item:last-child { border-bottom: none; }
.faq__q { font-size: 1.1rem; color: var(--dark-blue); margin-bottom: 12px; display: flex; gap: 12px; align-items: flex-start; line-height: 1.5; }
.faq__q i { color: var(--primary-blue); margin-top: 3px; font-size: 1.3rem; }
.faq__a { padding-left: 35px; color: var(--text-light); }

/* =========================================
   フォーム
========================================= */
.form { max-width: 700px; margin: 0 auto; background: var(--light-bg); padding: 50px; border-radius: 15px; border: 1px solid var(--border-color); }
.form__group { margin-bottom: 25px; text-align: left; }
.form__label { display: block; font-weight: bold; margin-bottom: 10px; color: var(--dark-blue); }
.badge-required { 
    background: #e60012; color: var(--white); font-size: 0.75rem; 
    padding: 3px 8px; border-radius: 3px; margin-left: 10px; font-weight: normal; 
}
.form__input, .form__textarea { 
    width: 100%; padding: 15px; border: 1px solid #ccc; 
    border-radius: 5px; font-size: 1rem; transition: all 0.3s;
}
.form__input:focus, .form__textarea:focus { outline: none; border-color: var(--primary-blue); box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.2); }
.text-note { color: var(--orange); font-weight: bold; margin-bottom: 40px; font-size: 1.1rem; }

/* =========================================
   フッター
========================================= */
.footer { background: var(--dark-bg); padding: 60px 0 20px; color: var(--white); }
.footer__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-bottom: 40px; }
.footer__logo-img { height: 40px; object-fit: contain; margin-bottom: 15px; }
.footer__desc { opacity: 0.8; font-size: 0.95rem; }
.footer__contact { text-align: right; }
.footer__company-name { opacity: 0.8; font-size: 0.9rem; margin-bottom: 10px; }
.footer__corp-img { height: 50px; filter: brightness(0) invert(1); object-fit: contain; }
.footer__copy { text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; opacity: 0.5; font-size: 0.8rem; }

/* =========================================
   レスポンシブ (スマホ対応)
========================================= */
@media screen and (max-width: 768px) {
    .section-padding { padding: 60px 0; }
    .section__title { font-size: 1.8rem; margin-bottom: 30px; }
    .u-sp-only { display: block; }

    .header__btn { padding: 8px 12px; font-size: 0.85rem; }
    .header__logo-img { height: 30px; }
    .header__catch { font-size: 0.65rem; }
    
    .hero { padding: 100px 0 80px; }
    .hero__title { font-size: 2rem; }
    .hero__lead { font-size: 1rem; }
    .hero__actions { margin-top: 30px; }
    .btn--large { padding: 15px 30px; font-size: 1.1rem; }
    
    .card-grid, .card-grid--4 { grid-template-columns: 1fr; }
    .strength-card--highlight { transform: none; }
    
    .solution__inner { flex-direction: column; gap: 30px; }
    
    .flow__steps { flex-direction: column; }
    .flow__arrow { transform: rotate(90deg); margin: 10px 0; }
    
    .faq__list { padding: 20px; }
    
    .form { padding: 30px 20px; }
    
    .footer__inner { flex-direction: column; text-align: center; }
    .footer__contact { text-align: center; }
}