/* ====================================
   易經占卜頁面樣式
   ==================================== */

/* ====================================
   共用變數（繼承 base.css）
   ==================================== */

:root {
    --iching-primary: #1E3A8A;
    --iching-primary-light: #3B82F6;
    --iching-gold: #D4AF37;
    --iching-gold-light: #F3D66A;
    --iching-auspicious: #059669;
    --iching-neutral: #D97706;
    --iching-ominous: #DC2626;
    --iching-bg-warm: #FFFBF0;
    --iching-radius: 16px;
}

/* ====================================
   占卜首頁 (indexView)
   ==================================== */

.page-iching {
    padding: 60px 0 80px;
    flex: 1;
    min-height: calc(100vh - 200px);
}

.iching-section {
    max-width: 720px;
    margin: 0 auto;
}

/* 頁面標題 */
.iching-header {
    margin-bottom: 40px;
    padding: 0 20px;
}

.iching-header h1 {
    margin-bottom: 10px;
    line-height: 1.3;
}

.iching-header p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text, #777);
}

/* ====================================
   規則 Modal 樣式
   ==================================== */

.modal-rules {
    max-width: 520px;
}

.modal-rules .modal-header {
    justify-content: center;
    border-bottom: none;
    padding-bottom: 8px;
}

.modal-rules .modal-header h4 {
    font-size: 22px;
    letter-spacing: 1px;
}

.modal-rules .modal-body {
    padding: 16px 28px 28px;
}

.modal-rules .modal-footer {
    border-top: none;
    background: transparent;
    justify-content: center;
    padding: 8px 28px 28px;
}

.modal-rules .modal-footer .btn {
    width: 100%;
    max-width: 320px;
    padding: 14px 0;
    font-size: 17px;
    border-radius: 50px;
}

/* 規則項目 */
.rule-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border-light, #eee);
}

.rule-item:last-child {
    border-bottom: none;
}

.rule-icon {
    font-size: 28px;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rule-item p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-dark, #444);
    margin: 0;
}

/* ====================================
   占卜表單
   ==================================== */

.iching-form-wrap {
    max-width: 680px;   /* 原 520px → 680px，容下 5 個類別 */
    margin: 0 auto;
    padding: 0 16px;
}

.iching-form {
    background: #ffffff;
    border-radius: var(--iching-radius);
    padding: 36px 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(30, 58, 138, 0.08);
}

.category-grid.iching-categories {
    display: grid;
    grid-template-columns: repeat(5, 1fr);   /* 固定 5 欄 */
    gap: 10px;
}

/* 類別選擇 */
.category-selection h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-primary, #151515);
    margin-bottom: 16px;
    text-align: center;
}

.iching-categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
}

.iching-categories .category-item {
    cursor: pointer;
}

.iching-categories .category-item input[type="radio"] {
    display: none;
}

.iching-categories .category-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px 8px;
    background: #f8f9fa;
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: #555;
    transition: all 0.2s ease;
    text-align: center;
}

.iching-categories .category-icon {
    font-size: 28px;
    line-height: 1;
}

.iching-categories .category-item:hover .category-label {
    background: #f0f0f0;
    border-color: #d0d0d0;
}

.iching-categories .category-item input[type="radio"]:checked + .category-label {
    background: #e8f0fe;
    border-color: var(--iching-primary);
    color: var(--iching-primary);
    box-shadow: 0 2px 8px rgba(30, 58, 138, 0.12);
}

/* ====================================
   起卦心法引導
   ==================================== */

.casting-guide {
    margin-top: 28px;
    padding: 22px 24px;
    background: var(--iching-bg-warm);
    border-radius: 12px;
    border-left: 4px solid var(--iching-gold);
}

.casting-guide h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 14px;
    letter-spacing: 1px;
}

.casting-guide ol {
    list-style: none;
    counter-reset: guide;
    padding: 0;
    margin: 0;
}

.casting-guide ol li {
    counter-increment: guide;
    position: relative;
    padding: 8px 0 8px 40px;
    font-size: 15px;
    line-height: 1.75;
    color: var(--color-text-dark, #444);
}

.casting-guide ol li::before {
    content: counter(guide);
    position: absolute;
    left: 0;
    top: 9px;
    width: 26px;
    height: 26px;
    background: var(--iching-gold);
    color: #fff;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(212, 175, 55, 0.3);
}

.casting-guide ol li strong {
    color: var(--color-primary, #151515);
    font-weight: 600;
}

/* ====================================
   搖卦按鈕
   ==================================== */

.btn-cast {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 48px;
    background: linear-gradient(135deg, var(--iching-primary) 0%, #2563eb 100%);
    color: #ffffff;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 4px 14px rgba(30, 58, 138, 0.35),
        0 2px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.btn-cast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
    border-radius: 50px;
    pointer-events: none;
}

.btn-cast:hover {
    transform: translateY(-2px);
    box-shadow:
        0 8px 25px rgba(30, 58, 138, 0.4),
        0 4px 10px rgba(0, 0, 0, 0.12);
    color: #ffffff;
}

.btn-cast:active {
    transform: translateY(0);
    box-shadow:
        0 2px 8px rgba(30, 58, 138, 0.25),
        0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn-cast-icon {
    font-size: 22px;
    line-height: 1;
}

.btn-cast-text {
    white-space: nowrap;
}

/* ====================================
   搖卦動畫
   ==================================== */

.casting-animation {
    text-align: center;
    padding: 60px 20px;
}

.casting-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 32px;
    height: 80px;
}

/* 銅錢動畫 */
.coin {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, #f3d66a, #d4af37, #b8960c);
    box-shadow:
        0 4px 12px rgba(180, 150, 12, 0.4),
        inset 0 2px 4px rgba(255, 255, 255, 0.3),
        inset 0 -2px 4px rgba(0, 0, 0, 0.15);
    position: relative;
    animation: coinFlip 1.2s ease-in-out infinite;
}

/* 銅錢中間方孔 */
.coin::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 14px;
    height: 14px;
    transform: translate(-50%, -50%);
    background: #8B6914;
    border: 2px solid #A07D1A;
    border-radius: 2px;
}

.coin-1 { animation-delay: 0s; }
.coin-2 { animation-delay: 0.25s; }
.coin-3 { animation-delay: 0.5s; }

@keyframes coinFlip {
    0% {
        transform: rotateY(0deg) translateY(0);
    }
    25% {
        transform: rotateY(90deg) translateY(-20px);
    }
    50% {
        transform: rotateY(180deg) translateY(0);
    }
    75% {
        transform: rotateY(270deg) translateY(-12px);
    }
    100% {
        transform: rotateY(360deg) translateY(0);
    }
}

.casting-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.casting-message {
    font-size: 15px;
    color: var(--color-text, #777);
    line-height: 1.6;
}

/* ====================================
   廣告區塊
   ==================================== */

.ad-container {
    margin: 24px 0;
}

.ad-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 90px;
    background: #f8f9fa;
    border: 1px dashed #d0d0d0;
    border-radius: 8px;
}

.ad-label {
    font-size: 12px;
    color: #bbb;
    letter-spacing: 1px;
}

.ad-casting-wait {
    margin-top: 40px;
}

/* ====================================
   占卜結果頁 (resultView)
   ==================================== */

.page-iching-result {
    padding: 40px 0 80px;
    flex: 1;
    min-height: calc(100vh - 200px);
}

.iching-result-section {
    max-width: 860px;
    margin: 0 auto;
}

/* 結果頁標題 */
.iching-result-header {
    margin-bottom: 36px;
    padding: 0 20px;
}

.iching-result-header h1 {
    margin-bottom: 12px;
    color: var(--color-primary, #151515);
    line-height: 1.3;
}

.result-category-badge {
    display: inline-block;
    padding: 4px 16px;
    background: var(--iching-bg-warm);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: #8B6914;
    margin-bottom: 8px;
}

.result-question {
    font-size: 16px;
    color: var(--color-text-dark, #444);
    line-height: 1.6;
    margin-top: 8px;
    font-style: italic;
}

/* ====================================
   卦象展示區
   ==================================== */

.hex-display {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    margin-bottom: 36px;
}

/* 卦象卡片 */
.hex-card {
    flex: 1;
    background: #ffffff;
    border-radius: var(--iching-radius);
    padding: 28px 24px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hex-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
}

.hex-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text, #777);
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.hex-main h3 {
    color: var(--iching-primary);
}

.hex-transformed h3 {
    color: #7C3AED;
}

/* 卦象符號（Unicode 易卦） */
.hex-symbol {
    font-size: 64px;
    line-height: 1;
    margin-bottom: 12px;
    color: var(--color-primary, #151515);
}

/* 卦象圖片 */
.hex-image {
    width: 100%;
    max-width: 300px;
    height: auto;
    margin: 0 auto 16px;
    display: block;
    border-radius: 8px;
}

/* 卦象名稱 */
.hex-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 6px;
    letter-spacing: 2px;
}

/* 五行屬性 */
.hex-element {
    font-size: 13px;
    color: var(--color-text, #777);
    margin-bottom: 12px;
}

/* 卦象簡述 */
.hex-summary {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-dark, #444);
    margin: 0;
    text-align: justify;
}

/* 箭頭 */
.hex-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    flex-shrink: 0;
    color: var(--iching-gold);
}

.hex-arrow svg {
    stroke: var(--iching-gold);
}

/* ====================================
   衍生卦象區塊
   ==================================== */

.derived-section {
    margin: 36px 0 12px;
}

.derived-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    text-align: center;
    margin-bottom: 24px;
    letter-spacing: 2px;
}

.derived-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.derived-card {
    background: #ffffff;
    border-radius: var(--iching-radius);
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    border: 1px solid #e5e7eb;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.derived-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.derived-card-header {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 14px 18px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 8px;
}

.derived-type-label {
    font-size: 15px;
    font-weight: 700;
    color: var(--iching-primary);
    letter-spacing: 1px;
}

.derived-type-subtitle {
    font-size: 12px;
    color: var(--color-text, #777);
    background: #e5e7eb;
    padding: 2px 8px;
    border-radius: 10px;
}

.derived-card-body {
    padding: 20px 18px 12px;
    text-align: center;
}

.derived-hex-symbol {
    font-size: 40px;
    line-height: 1;
    margin-bottom: 8px;
    color: var(--color-primary, #151515);
}

.derived-hex-name {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 4px;
    letter-spacing: 1px;
}

.derived-hex-element {
    font-size: 12px;
    color: var(--color-text, #777);
    margin-bottom: 10px;
}

.derived-hex-summary {
    font-size: 13px;
    line-height: 1.7;
    color: var(--color-text-dark, #444);
    margin: 0;
    text-align: justify;
}

.derived-card-footer {
    padding: 12px 18px 16px;
}

.derived-context {
    font-size: 12px;
    line-height: 1.6;
    color: var(--color-text, #777);
    margin: 0;
    font-style: italic;
    border-top: 1px solid #f1f5f9;
    padding-top: 10px;
}

/* 雜卦傳卡片 */
.derived-card-za .derived-card-header {
    background: linear-gradient(135deg, #fffbf0 0%, #fef3c7 100%);
    border-bottom-color: #fcd34d;
}

.derived-card-za .derived-type-label {
    color: #92400e;
}

.derived-za-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.za-gua-quote {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.8;
    color: var(--color-primary, #151515);
    text-align: center;
    margin: 0;
    padding: 8px 16px;
    border-left: 3px solid var(--iching-gold);
    font-style: normal;
    letter-spacing: 2px;
}

/* ====================================
   解讀區塊
   ==================================== */

.interpretation-section {
    margin-top: 12px;
}

.interp-block {
    background: #ffffff;
    border-radius: var(--iching-radius);
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    border: 1px solid #e5e7eb;
}

.interp-block h3 {
    display: flex;
    align-items: center;
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f1f5f9;
    line-height: 1.5;
    gap: 4px;
}

.interp-block h3 em {
    background: linear-gradient(135deg, var(--iching-primary) 0%, var(--iching-primary-light) 100%);
    width: 5px;
    height: 24px;
    border-radius: 3px;
    display: inline-block;
    margin-right: 10px;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(30, 58, 138, 0.2);
}

/* 解讀內容 */
.interp-content p {
    font-size: 15px;
    line-height: 1.85;
    color: var(--color-text-dark, #444);
    text-align: justify;
    margin: 0;
}

/* 五親關係 */
.interp-relation {
    padding: 16px 20px;
    background: var(--iching-bg-warm);
    border-radius: 10px;
    border-left: 4px solid var(--iching-gold);
}

.relation-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary, #151515);
    margin-bottom: 6px;
}

.relation-summary {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-dark, #444);
    margin: 0;
}

/* 吉凶標籤 */
.relation-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 10px;
    padding: 2px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
}

.relation-auspicious {
    background: #DCFCE7;
    color: var(--iching-auspicious);
    border: 1px solid #86EFAC;
}

.relation-neutral {
    background: #FEF3C7;
    color: var(--iching-neutral);
    border: 1px solid #FCD34D;
}

.relation-ominous {
    background: #FEE2E2;
    color: var(--iching-ominous);
    border: 1px solid #FECACA;
}

/* 建議區塊 */
.interp-advice {
    border-left: 4px solid var(--iching-auspicious);
}

.interp-advice h3 {
    color: var(--iching-auspicious);
}

.interp-advice h3 em {
    background: linear-gradient(135deg, #059669 0%, #10B981 100%);
    box-shadow: 0 2px 4px rgba(5, 150, 105, 0.2);
}

/* ====================================
   結果頁操作按鈕
   ==================================== */

.result-actions {
    margin-top: 36px;
    padding: 0 20px;
}

.result-actions .btn-primary {
    padding: 14px 48px;
    font-size: 17px;
    border-radius: 50px;
}

/* ====================================
   結果頁廣告位
   ==================================== */

.ad-result-top {
    margin: 24px 0 32px;
}

.ad-result-bottom {
    margin: 48px 0 0;
}

/* ====================================
   響應式設計
   ==================================== */

@media (max-width: 768px) {
    .page-iching {
        padding: 40px 0 60px;
    }

    .page-iching-result {
        padding: 30px 0 60px;
    }

    .iching-form {
        padding: 28px 20px;
    }

    .iching-categories {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 起卦心法 */
    .casting-guide {
        padding: 18px 18px;
    }

    .casting-guide ol li {
        font-size: 14px;
        padding-left: 36px;
    }

    .casting-guide ol li::before {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    /* 卦象上下排列 */
    .hex-display {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .hex-card {
        max-width: 100%;
        width: 100%;
    }

    .hex-arrow {
        padding: 12px 0;
        transform: rotate(90deg);
    }

    /* 衍生卦格線改單欄 */
    .derived-grid {
        grid-template-columns: 1fr;
    }

    /* 解讀區塊 */
    .interp-block {
        padding: 20px 16px;
    }

    .interp-block h3 {
        font-size: 16px;
    }

    .interp-content p {
        font-size: 14px;
    }

    /* 搖卦動畫 */
    .coin {
        width: 48px;
        height: 48px;
    }

    .coin::after {
        width: 12px;
        height: 12px;
    }
}

/* 手機版：小螢幕改為一行 5 個但縮小，或改 3+2 排列 */
@media (max-width: 520px) {
    .iching-form-wrap {
        max-width: 100%;
    }
    .category-grid.iching-categories {
        grid-template-columns: repeat(5, 1fr);  /* 維持 5 欄，自動縮小 */
        gap: 6px;
    }
    .iching-categories .category-label {
        padding: 12px 4px;
        font-size: 12px;
    }
    .iching-categories .category-icon {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .iching-header h1 {
        font-size: 24px;
    }

    .iching-categories {
        grid-template-columns: repeat(2, 1fr);
    }

    .iching-categories .category-label {
        padding: 12px 6px;
        font-size: 13px;
    }

    .iching-categories .category-icon {
        font-size: 24px;
    }

    .btn-cast {
        padding: 14px 36px;
        font-size: 16px;
    }

    .casting-visual {
        gap: 14px;
    }

    .coin {
        width: 42px;
        height: 42px;
    }

    .coin::after {
        width: 10px;
        height: 10px;
    }

    .casting-guide {
        padding: 16px 14px;
    }

    .casting-guide h3 {
        font-size: 15px;
    }

    .casting-guide ol li {
        font-size: 13px;
        padding-left: 32px;
    }

    .hex-symbol {
        font-size: 48px;
    }

    .hex-name {
        font-size: 18px;
    }

    .interp-block {
        padding: 16px 14px;
        margin-bottom: 14px;
    }

    .interp-relation {
        padding: 12px 14px;
    }

    .result-actions .btn-primary {
        width: 100%;
        padding: 14px 0;
    }
}

/* ====================================
   列印樣式
   ==================================== */

@media print {
    .page-iching,
    .ad-container,
    .chart-breadcrumb,
    .result-actions {
        display: none;
    }

    .page-iching-result {
        padding: 0;
    }

    .hex-card,
    .interp-block {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
}