/* registration.css - 報名表專用（大理石高級風格）*/

/* 引入高級字體 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@300;400;500;600;700&family=Cinzel:wght@400;600;700&display=swap');

/* ========== 全域變數 ========== */
:root {
    --accent: #FF8C42;
    --ink: #5C4033;
    --muted: #7a6a5a;
    --border: rgba(255, 140, 66, 0.2);
    --field-bg: rgba(255, 255, 255, 0.9);
    --card: rgba(255, 255, 255, 0.95);
}

/* ========== 蓋板 Overlay（報名專用）========== */
#registration-modal,
#confirmation-modal,
#check-registration-modal,
#check-result-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    contain: layout paint style;
    will-change: opacity;
}

    /* 顯示/隱藏控制 */
    #registration-modal[aria-hidden="true"],
    #confirmation-modal[aria-hidden="true"],
    #check-registration-modal[aria-hidden="true"],
    #check-result-modal[aria-hidden="true"] {
        display: none;
    }

    #registration-modal[aria-hidden="false"],
    #confirmation-modal[aria-hidden="false"],
    #check-registration-modal[aria-hidden="false"],
    #check-result-modal[aria-hidden="false"] {
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 2rem 1rem;
    }

    /* ========== 卡片容器（報名專用）========== */
    #registration-modal .modal-content,
    #confirmation-modal .modal-content,
    #check-registration-modal .modal-content,
    #check-result-modal .modal-content {
        position: relative;
        background: var(--card);
        backdrop-filter: blur(15px);
        border-radius: 20px;
        border: 1px solid rgba(255, 140, 66, 0.15);
        padding: 3rem;
        max-width: 640px;
        width: 100%;
        color: var(--ink);
        transform: translateZ(0);
        max-height: 70vh;
        overflow-y: auto;
    }

        /* 頂部裝飾線 */
        #registration-modal .modal-content::before,
        #confirmation-modal .modal-content::before,
        #check-registration-modal .modal-content::before,
        #check-result-modal .modal-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #FF8C42, #FFB366, #FF8C42);
            border-radius: 20px 20px 0 0;
        }

        /* ========== 標題（報名專用）========== */
        #registration-modal .modal-content h2,
        #confirmation-modal .modal-content h2,
        #check-registration-modal .modal-content h2,
        #check-result-modal .modal-content h2 {
            font-family: 'Cinzel', 'Noto Serif TC', serif;
            font-size: 1.5rem;
            font-weight: 400;
            letter-spacing: 0.1em;
            color: var(--ink);
            text-align: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            position: relative;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.05);
        }

            #registration-modal .modal-content h2::after,
            #confirmation-modal .modal-content h2::after,
            #check-registration-modal .modal-content h2::after,
            #check-result-modal .modal-content h2::after {
                content: '';
                position: absolute;
                bottom: 0;
                left: 50%;
                transform: translateX(-50%);
                width: 80px;
                height: 2px;
                background: linear-gradient(90deg, transparent, #FF8C42, transparent);
            }

    /* ========== 關閉按鈕（報名專用）========== */
    #registration-modal .close-btn,
    #confirmation-modal .close-btn,
    #check-registration-modal .close-btn,
    #check-result-modal .close-btn {
        position: absolute;
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 140, 66, 0.1);
        color: var(--accent);
        cursor: pointer;
        user-select: none;
        border: 2px solid rgba(255, 140, 66, 0.3);
        font-weight: 900;
        font-size: 1.5rem;
        transition: all 0.3s ease;
        z-index: 10;
    }

        #registration-modal .close-btn:hover,
        #confirmation-modal .close-btn:hover,
        #check-registration-modal .close-btn:hover,
        #check-result-modal .close-btn:hover {
            background: linear-gradient(135deg, #FF8C42, #FFB366);
            color: white;
            transform: rotate(90deg);
        }

/* ========== 表單欄位 ========== */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.field {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

    .field label {
        font-family: 'Noto Serif TC', serif;
        font-weight: 600;
        color: var(--ink);
        white-space: nowrap;
    }

/* 輸入框樣式 */
input[type="text"],
input[type="tel"],
input[type="email"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 2px solid var(--border);
    background: var(--field-bg);
    font-family: 'Noto Serif TC', serif;
    color: var(--ink);
    outline: none;
    transition: all 0.3s ease;
}

    input:focus,
    select:focus,
    textarea:focus {
        border-color: var(--accent);
        background: #fff;
    }

input:invalid {
    border-color: #e5533d;
}

/* 提示文字 */
.hint {
    display: block;
    font-size: 0.85rem;
    color: #666;
    margin-top: 0.3rem;
}

/* 下拉選單箭頭 */
select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%235C4033' viewBox='0 0 16 16'%3E%3Cpath d='M8 13.1l4.7-4.7-1.4-1.4L8 10.3 4.7 7l-1.4 1.4L8 13.1z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

/* ========== 活動選項（客製化 Radio）========== */
#registration-events-container {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

    #registration-events-container > div {
        display: flex;
        align-items: center;
        padding: 1rem 1.2rem;
        border: 2px solid var(--border);
        border-radius: 12px;
        background: var(--field-bg);
        cursor: pointer;
        transition: all 0.3s ease;
    }

        #registration-events-container > div:hover {
            border-color: var(--accent);
            background: #fff;
        }

    /* 客製化 Radio */
    #registration-events-container input[type="radio"] {
        appearance: none;
        width: 20px;
        height: 20px;
        border: 2px solid var(--accent);
        border-radius: 50%;
        margin-right: 1rem;
        cursor: pointer;
        position: relative;
        transition: all 0.3s ease;
    }

        #registration-events-container input[type="radio"]:checked {
            background: var(--accent);
        }

    #registration-events-container label {
        font-family: 'Noto Serif TC', serif;
        cursor: pointer;
        font-weight: 500;
        margin: 0;
        flex: 1;
        color: var(--ink);
    }

    #registration-events-container input[type="radio"]:checked + label {
        font-weight: 600;
        color: var(--accent);
    }

/* ========== 特殊按鈕（報名專用）========== */
.checkout-btn {
    background: linear-gradient(135deg, #FF8C42 0%, #FFB366 100%);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-family: 'Noto Serif TC', serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
    width: 100%;
}

    .checkout-btn:hover {
        transform: translateY(-2px);
        background: linear-gradient(135deg, #FFB366 0%, #FF8C42 100%);
    }

/* ========== 確認資料頁面 ========== */
.confirmation-summary {
    border-radius: 12px;
    padding: 1.5rem;
    border-left: 4px solid var(--accent);
    background: white;
}

.data-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 140, 66, 0.1);
}

    .data-row:last-child {
        border-bottom: none;
    }

.data-label {
    font-family: 'Noto Serif TC', serif;
    font-weight: 600;
    color: var(--ink);
    min-width: 120px;
    font-size: 1rem;
}

.data-value {
    font-family: 'Noto Serif TC', serif;
    color: var(--ink);
    flex: 1;
    text-align: right;
    font-size: 1rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* ========== 查詢結果容器 ========== */
#check-results-container {
    border-radius: 12px;
}

/* ========== Loading 覆蓋層 ========== */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    color: white;
    font-size: 1.1rem;
}

    #loading-overlay > div {
        text-align: center;
        padding: 2rem;
    }

/* ========== 鎖定捲動 ========== */
body.modal-open {
    position: fixed;
    width: 100%;
    overflow: hidden;
}

/* ========== 響應式設計 ========== */

/* 平板 (768px 以下) */
@media (max-width: 768px) {
    #registration-modal .modal-content,
    #confirmation-modal .modal-content,
    #check-registration-modal .modal-content,
    #check-result-modal .modal-content {
        padding: 2rem 1.5rem;
        max-height: 70vh;
    }

        #registration-modal .modal-content h2,
        #confirmation-modal .modal-content h2,
        #check-registration-modal .modal-content h2,
        #check-result-modal .modal-content h2 {
            font-size: 1.5rem;
            margin-bottom: 1.5rem;
        }

    .form-row {
        grid-template-columns: 1fr;
    }

    .checkout-btn {
        width: 100%;
    }
}

/* 小手機 (576px 以下) */
@media (max-width: 576px) {
    #registration-modal .modal-content,
    #confirmation-modal .modal-content,
    #check-registration-modal .modal-content,
    #check-result-modal .modal-content {
        padding: 1.5rem 1rem;
        border-radius: 16px;
    }

        #registration-modal .modal-content h2,
        #confirmation-modal .modal-content h2,
        #check-registration-modal .modal-content h2,
        #check-result-modal .modal-content h2 {
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
        }

    #registration-modal .close-btn,
    #confirmation-modal .close-btn,
    #check-registration-modal .close-btn,
    #check-result-modal .close-btn {
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
        top: 12px;
        right: 12px;
    }

    input,
    select,
    textarea {
        padding: 0.65rem 0.9rem;
        font-size: 0.95rem;
    }

    .data-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
    }

    .data-label {
        min-width: auto;
        font-size: 0.95rem;
    }

    .data-value {
        text-align: left;
        font-size: 0.95rem;
    }

    #registration-events-container > div {
        padding: 0.8rem 1rem;
    }

    .hint {
        font-size: 0.75rem;
    }

    #loading-overlay {
        font-size: 1rem;
    }

        #loading-overlay > div {
            padding: 1.5rem;
        }
}

/* 極小螢幕 (400px 以下) */
@media (max-width: 400px) {
    #registration-modal .modal-content,
    #confirmation-modal .modal-content,
    #check-registration-modal .modal-content,
    #check-result-modal .modal-content {
        padding: 1.2rem 0.8rem;
    }

        #registration-modal .modal-content h2,
        #confirmation-modal .modal-content h2,
        #check-registration-modal .modal-content h2,
        #check-result-modal .modal-content h2 {
            font-size: 1.2rem;
        }

            #registration-modal .modal-content h2::after,
            #confirmation-modal .modal-content h2::after,
            #check-registration-modal .modal-content h2::after,
            #check-result-modal .modal-content h2::after {
                width: 60px;
            }

    input,
    select,
    textarea {
        padding: 0.6rem 0.8rem;
        font-size: 0.9rem;
    }

    .checkout-btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }

    #registration-modal .close-btn,
    #confirmation-modal .close-btn,
    #check-registration-modal .close-btn,
    #check-result-modal .close-btn {
        width: 32px;
        height: 32px;
        font-size: 1.2rem;
    }

    .data-label,
    .data-value {
        font-size: 0.85rem;
    }
}

/* ========== 無障礙優化 ========== */
#registration-modal .close-btn:focus,
#confirmation-modal .close-btn:focus,
#check-registration-modal .close-btn:focus,
#check-result-modal .close-btn:focus,
input:focus,
select:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ========== 平滑滾動 ========== */
#registration-modal .modal-content,
#confirmation-modal .modal-content,
#check-registration-modal .modal-content,
#check-result-modal .modal-content {
    scroll-behavior: smooth;
}

    #registration-modal .modal-content::-webkit-scrollbar,
    #confirmation-modal .modal-content::-webkit-scrollbar,
    #check-registration-modal .modal-content::-webkit-scrollbar,
    #check-result-modal .modal-content::-webkit-scrollbar {
        width: 8px;
    }

    #registration-modal .modal-content::-webkit-scrollbar-track,
    #confirmation-modal .modal-content::-webkit-scrollbar-track,
    #check-registration-modal .modal-content::-webkit-scrollbar-track,
    #check-result-modal .modal-content::-webkit-scrollbar-track {
        background: rgba(255, 140, 66, 0.05);
        border-radius: 10px;
    }

    #registration-modal .modal-content::-webkit-scrollbar-thumb,
    #confirmation-modal .modal-content::-webkit-scrollbar-thumb,
    #check-registration-modal .modal-content::-webkit-scrollbar-thumb,
    #check-result-modal .modal-content::-webkit-scrollbar-thumb {
        background: rgba(255, 140, 66, 0.3);
        border-radius: 10px;
    }

        #registration-modal .modal-content::-webkit-scrollbar-thumb:hover,
        #confirmation-modal .modal-content::-webkit-scrollbar-thumb:hover,
        #check-registration-modal .modal-content::-webkit-scrollbar-thumb:hover,
        #check-result-modal .modal-content::-webkit-scrollbar-thumb:hover {
            background: var(--accent);
        }