/* student_home.cssを参考にした白・グレー・オレンジ基調 */

:root {
    --main-orange: #ff9800;
    --main-orange-dark: #e07a1b;
    --main-bg: #f6f6f6;
    --main-white: #fff;
    --main-black: #222;
    --main-gray: #888;
    --main-lightgray: #ececec;
}

body {
    background: linear-gradient(120deg, var(--main-bg) 70%, var(--main-lightgray) 100%);
    color: var(--main-black);
    font-family: 'Segoe UI', 'Meiryo', 'Arial', sans-serif;
}

main {
    max-width: 900px;
    margin: 54px auto 80px auto;
    padding: 0 16px;
}

/* タイトル */
h1 {
    color: var(--main-orange-dark);
    font-size: 1.5rem;
    margin-bottom: 24px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-align: center;
}

main {
    max-width: 900px;
    margin: 36px auto 80px auto;
    padding: 0 16px;
}
#map {
    margin-top: 24px;
    border: 2px solid #ff8fa3;
}
.back-button {
    margin: 32px 0 0 0;
    text-align: center;
}

.back-button .btn {
    display: inline-block;
    padding: 8px 22px;
    border-radius: 6px;
    background: #e0e7ef;
    color: #222;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.2s;
}

.back-button .btn:hover {
    background: var(--main-lightgray);
    color: var(--main-orange-dark);
}

.business-card-list {
    margin: 40px 0 0 0;
}
.business-card-list h2 {
    font-size: 1.2rem;
    color: #232323;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: 0.02em;
}
.business-card-list-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: flex-start;
}
.business-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(40,60,90,0.08);
    border: 1.5px solid #e0e0e0;
    padding: 18px 20px 14px 20px;
    display: flex;
    flex-direction: column;
    min-width: 240px;
    max-width: 320px;
    flex: 1 1 260px;
    transition: box-shadow 0.18s, border 0.18s, transform 0.13s;
    position: relative;
}
.business-card:hover {
    box-shadow: 0 8px 24px 0 rgba(255,152,0,0.13), 0 2px 12px 0 rgba(0,0,0,0.10);
    border-color: #ff9800;
    transform: translateY(-2px) scale(1.01);
}
.business-card-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 6px;
}
.business-card-genre {
    background: #ff9800;
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 8px;
    padding: 2px 12px;
    letter-spacing: 0.02em;
}
.business-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #232323;
    margin: 0 0 6px 0;
}
.business-card-title a {
    color: #232323;
    text-decoration: none;
    transition: color 0.18s;
}
.business-card-title a:hover {
    color: #ff9800;
}
.business-card-address,
.business-card-hours,
.business-card-days {
    font-size: 0.97rem;
    color: #444;
    margin-bottom: 2px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.business-card-footer {
    margin-top: 10px;
    text-align: right;
}
.business-card-detail-btn {
    display: inline-block;
    background: #ff9800;
    color: #fff;
    padding: 6px 16px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: bold;
    text-decoration: none;
    box-shadow: 0 1.5px 6px rgba(255,152,0,0.08);
    transition: background 0.18s, color 0.18s;
}
.business-card-detail-btn:hover {
    background: #232323;
    color: #fff;
}

/* --- スマホ画面用レスポンシブ・余白多め＆横スクロール防止・おしゃれ調整 --- */
@media (max-width: 600px) {
    body {
        margin-top: 60px !important;
        background: linear-gradient(120deg, #f6f6f6 80%, #ececec 100%);
    }
    main,
    .coupon-detail-main {
        max-width: 100vw !important;
        padding: 0 5vw 60px 5vw !important;
        box-sizing: border-box;
    }
    .coupon-detail-card {
        border-radius: 18px !important;
        padding: 28px 6vw 28px 6vw !important;
        margin: 0 auto 32px auto !important;
        box-shadow: 0 8px 32px rgba(136,136,136,0.13), 0 2px 12px rgba(0,0,0,0.07);
        width: 100%;
        max-width: 98vw !important;
        min-width: 0 !important;
    }
    .coupon-image {
        max-width: 90vw !important;
        margin-bottom: 20px !important;
        border-radius: 14px !important;
    }
    .business-name {
        font-size: 1.08rem !important;
        margin-bottom: 18px !important;
        gap: 10px !important;
    }
    .coupon-title {
        font-size: 1.18rem !important;
        margin-bottom: 12px !important;
        text-align: center !important;
    }
    .coupon-content,
    .coupon-genre,
    .coupon-date,
    .coupon-terms,
    .coupon-used {
        font-size: 0.99rem !important;
        padding: 12px 4vw !important;
        margin-bottom: 14px !important;
        border-radius: 10px !important;
        background: #f9f9f9 !important;
    }
    .genre-label, .date-label, .terms-label, .used-label, .content-label {
        min-width: 70px !important;
        font-size: 0.97em !important;
    }
    .use-coupon-btn, .save-coupon-btn, .popup-home-btn, .back-link {
        font-size: 1.02em !important;
        padding: 13px 0 !important;
        border-radius: 12px !important;
        margin: 16px 0 0 0 !important;
        width: 100% !important;
        max-width: 100vw !important;
        box-sizing: border-box;
    }
    .popup-inner {
        padding: 28px 6vw 24px 6vw !important;
        border-radius: 16px !important;
    }
    .popup-inner p {
        font-size: 1.05em !important;
    }
    .save-coupon-btn {
        margin: 14px 0 0 0 !important;
    }
    .coupon-used {
        margin-bottom: 20px !important;
    }
}

/* さらに小さい端末向け */
@media (max-width: 400px) {
    .coupon-detail-card {
        padding: 18px 2vw 18px 2vw !important;
        border-radius: 12px !important;
    }
    .coupon-image {
        max-width: 96vw !important;
        border-radius: 10px !important;
    }
    .coupon-content,
    .coupon-genre,
    .coupon-date,
    .coupon-terms,
    .coupon-used {
        padding: 10px 2vw !important;
        font-size: 0.95rem !important;
    }
}