/* ================================================
   ゲスト向け簡易ルールモーダル (guest-rule-modal)
   ================================================ */

/* --- モーダル枠 --- */
#guestRuleModal .modal-dialog {
    max-width: 540px;
    margin: 1rem 16px;
}
@media screen and (min-width: 576px) {
    #guestRuleModal .modal-dialog {
        margin: 1rem auto;
    }
}
@media screen and (min-width: 768px) {
    #guestRuleModal .modal-dialog {
        max-width: 600px;
    }
}
#guestRuleModal .modal-content {
    border: none;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    position: relative;
}

/* --- 閉じるボタン --- */
.grm-close {
    position: absolute;
    top: 12px;
    right: 16px;
    z-index: 20;
    background: none;
    border: none;
    font-size: 22px;
    color: #aaa;
    cursor: pointer;
    line-height: 1;
    padding: 4px 8px;
    transition: color 0.2s;
}
.grm-close:hover {
    color: #555;
}

/* --- Swiper --- */
.grm-swiper {
    width: 100%;
}
.grm-swiper .swiper-pagination {
    bottom: 16px;
}
.grm-swiper .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    background: #c4b99a;
    opacity: 0.4;
    transition: all 0.3s;
}
.grm-swiper .swiper-pagination-bullet-active {
    opacity: 1;
    background: #8c7851;
    width: 24px;
    border-radius: 4px;
}

/* --- PC用ナビゲーションボタン --- */
.grm-nav-prev,
.grm-nav-next {
    display: none;
}
@media screen and (min-width: 768px) {
    .grm-nav-prev,
    .grm-nav-next {
        display: flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: 0;
        bottom: 0;
        width: 44px;
        z-index: 15;
        cursor: pointer;
        transition: background 0.2s;
    }
    .grm-nav-prev {
        left: 0;
        border-radius: 16px 0 0 16px;
    }
    .grm-nav-next {
        right: 0;
        border-radius: 0 16px 16px 0;
    }
    .grm-nav-prev:hover,
    .grm-nav-next:hover {
        background: rgba(0, 0, 0, 0.04);
    }
    .grm-nav-prev span,
    .grm-nav-next span {
        font-size: 28px;
        color: #bbb;
        line-height: 1;
        transition: color 0.2s;
        user-select: none;
    }
    .grm-nav-prev:hover span,
    .grm-nav-next:hover span {
        color: #8c7851;
    }
    .grm-nav-prev.swiper-button-disabled,
    .grm-nav-next.swiper-button-disabled {
        opacity: 0;
        pointer-events: none;
    }
}

/* --- スライド共通 --- */
.grm-slide {
    padding: 48px 32px 56px;
    text-align: center;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(170deg, #fffdf7 0%, #fef6e4 100%);
}
@media screen and (min-width: 768px) {
    .grm-slide {
        min-height: 420px;
        padding: 52px 48px 60px;
    }
}
.grm-slide-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: #c4b99a;
    margin-bottom: 8px;
    text-transform: uppercase;
}
.grm-slide-title {
    font-size: 18pt;
    font-weight: 700;
    color: #001858;
    margin-bottom: 28px;
}
@media screen and (min-width: 768px) {
    .grm-slide-title {
        font-size: 20pt;
    }
}

/* --- スライド1: ステップ --- */
.grm-steps {
    text-align: left;
    width: 100%;
    max-width: 320px;
}
.grm-step {
    display: flex;
    align-items: flex-start;
}
.grm-step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f9bc60, #f0a030);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
    box-shadow: 0 3px 8px rgba(249, 188, 96, 0.35);
}
.grm-step-body {
    margin-left: 14px;
    padding-top: 6px;
}
.grm-step-title {
    font-size: 13pt;
    font-weight: 700;
    color: #001858;
}
.grm-step-desc {
    font-size: 10pt;
    color: #8c8c8c;
    margin-top: 2px;
}
.grm-step-line {
    width: 2px;
    height: 20px;
    background: #e0d8c8;
    margin: -2px 0 -2px 17px;
}
.grm-slide-hint {
    margin-top: 24px;
    font-size: 11pt;
    font-weight: 600;
    color: #8c7851;
}
.grm-swipe-hint {
    margin-top: 10px;
    font-size: 9pt;
    color: #bbb;
}

/* --- スライド2: モード紹介 --- */
.grm-modes {
    width: 100%;
    max-width: 380px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.grm-mode {
    display: flex;
    align-items: flex-start;
    background: #fff;
    border-radius: 12px;
    padding: 18px 20px;
    text-align: left;
    border-left: 4px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s;
}
.grm-mode-night {
    border-left-color: #6A4C9C;
}
.grm-mode-daily {
    border-left-color: #C18A26;
}
.grm-mode-icon {
    font-size: 24px;
    flex-shrink: 0;
    margin-right: 14px;
    margin-top: 2px;
}
.grm-mode-info {
    flex: 1;
}
.grm-mode-name {
    font-weight: 700;
    font-size: 13pt;
    color: #001858;
}
.grm-mode-time {
    font-size: 9pt;
    font-weight: 600;
    color: #8c7851;
    margin-top: 2px;
    letter-spacing: 0.5px;
}
.grm-mode-desc {
    font-size: 10pt;
    color: #666;
    margin-top: 6px;
    line-height: 1.6;
}

/* --- スライド3: CTA --- */
.grm-slide-cta {
    background: linear-gradient(170deg, #fffdf7 0%, #fef0d8 100%);
}
.grm-cta-sub {
    font-size: 11pt;
    color: #888;
    margin-bottom: 32px;
}
.grm-register-btn {
    display: inline-block;
    background: linear-gradient(135deg, #8E354A, #a3405a);
    color: #fff;
    padding: 14px 48px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 13pt;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(142, 53, 74, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
}
.grm-register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(142, 53, 74, 0.4);
    color: #fff;
}
.grm-later-link {
    display: inline-block;
    margin-top: 20px;
    font-size: 10pt;
    color: #aaa;
    text-decoration: none;
    transition: color 0.2s;
}
.grm-later-link:hover {
    color: #8c7851;
}