/* 
=========================================
Theme Variables (Light/Dark Engine)
========================================= 
*/
:root {
    /* Light Mode (清爽、高對比) */
    --bg-body: #f5f7f9;
    --bg-nav: #ffffff;
    --bg-card: #ffffff;
    --bg-block: rgba(0,0,0,0.025);
    --border-color: #e2e5e9;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --row-hover: #f3f4f6;
    --divider: rgba(0,0,0,0.1);
    --brand-primary: #3d71ea;
    --accent-blue: #4A7BB0;
    --accent-green: #16a34a;
    --accent-yellow: #FFB020;
    --accent-purple: #8E4A71;
    --trend-down: #26a69a;
    --trend-up: #ef5350;
    --section-bg: rgba(17, 19, 22, 0.05);
    --btn-action: #3d71ea;
    --btn-text: #f5faff;
    --focus-glow: rgba(61, 113, 234, 0.4);
    /* tooltip */
    --tooltip-bg: #e3ecef;
    --tooltip-shadow: rgba(0, 0, 0, 0.5);
    /* modal lightbox */
    --modal-bg: #f6f6f6;
    --modal-footer-bg: #f8f9fa;
    --modal-group-bg: #e2e3e4;
    --backdrop-color: rgba(0, 0, 0, 0.3);
    /* Exception */
    --exception-text-main: #000000;
    --exception-text-muted: #697078;
    /* Chart */
    --chart-bg: #ffffff;
    --chart-grid: rgba(127, 127, 127, 0.1);
    --color-ma5: #f5d44283;
    --color-ma10: #ce42f583;
    --color-ma20: #4287f579;
    --color-ma50: #f89a1e7f;
    --color-text-ma5: #cd931e;
    --color-text-ma10: #ce42f5;
    --color-text-ma20: #4287f5;
    --color-text-ma50: #F8981E;
    /* hr */
    --hr-gradient: linear-gradient(to right, rgba(0, 0, 0, 0.02) 0%, rgba(0, 0, 0, 0.1) 30%, rgba(0, 0, 0, 0.1) 70%, rgba(0, 0, 0, 0.02) 100%);
}

[data-bs-theme="dark"] {
    /* Dark Mode (Fintech 深藍灰、低眩光) */
    --bg-body: #16171a;          /* 整體背景 */
    --bg-nav: #16171a;           /* Navbar 背景 */
    --bg-card: #1c2026;          /* 卡片背景 */
    --bg-block: rgba(255,255,255,0.025);
    --border-color: #2d333b;     /* 卡片邊框 */
    --text-main: #e6edf3;        /* 主要文字 */
    --text-muted: #8b949e;       /* 次要文字 */
    --row-hover: rgba(255,255,255,0.04); /* 懸停高亮 */
    --divider: rgba(255,255,255,0.1);   /* 列表分隔線 */
    --brand-primary: #007bff;    /* 品牌主色 */
    --accent-blue: #4A7BB0;
    --accent-green: #16a34a;
    --accent-yellow: #FFB020;
    --accent-purple: #8E4A71;
    --trend-down: #26a69a;     /* 螢光綠 */
    --trend-up: #ef5350;       /* 螢光紅 */
    --section-bg: rgba(255, 255, 255, 0.03); /* 深色模式下使用極淡的白 */
    --btn-action: #3d71ea;
    --btn-text: #f5faff;
    --focus-glow: rgba(77, 130, 255, 0.4);
    /* tooltip */
    --tooltip-bg: #2d333b;      
    --tooltip-shadow: rgba(0, 0, 0, 0.5);
    /* modal lightbox*/
    --modal-bg: #1e2025;
    --modal-footer-bg: #292c33;
    --modal-group-bg: #15161a;
    --backdrop-color: rgba(0, 0, 0, 0.6);
    /* Exception */
    --exception-text-main: #ffffff;
    --exception-text-muted: #7b838d;
    /* Chart */
    /*--chart-bg: #131722;*/
    --chart-bg: #1c2026;
    --chart-grid: rgba(127, 127, 127, 0.1);
    --color-ma5: #f5d44283;
    --color-ma10: #ce42f583;
    --color-ma20: #4287f579;
    --color-ma50: #f89a1e7f;
    --color-text-ma5: #f5d442;
    --color-text-ma10: #ce42f5;
    --color-text-ma20: #4287f5;
    --color-text-ma50: #F8981E;
    /* hr */
    --hr-gradient: linear-gradient(to right, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.1) 30%, rgba(255, 255, 255, 0.1) 70%, rgba(255, 255, 255, 0.02) 100%);
}

.text-up { color: var(--trend-up) !important; }
.text-down { color: var(--trend-down) !important; }
.bg-trend-up { background-color: var(--trend-up) !important; }
.bg-trend-down { background-color: var(--trend-down) !important; }

/* 顏色工具類 */
[data-trend-color="internation"] {
    --trend-up: #26a69a;
    --trend-down: #ef5350; 
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh; /* 佔滿視窗高度 */
    background-color: var(--bg-body);
    color: var(--text-main);
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft JhengHei", sans-serif;
    text-autospace: normal;
}

main {
    flex: 1 0 auto; /* 讓內容區自動撐開，把 footer 擠下去 */
}

/* 
=========================================
Hr & other basic elements
========================================= 
*/

.hr-fade {
    border: 0;
    height: 1px;
    background-image: var(--hr-gradient);
    opacity: 1;
    margin: 3rem 0 2rem 0;
}

.hr-invisible {
    border: 0;
    margin: 1rem 0 0rem 0;
}

.img-box {
    border-radius: 8px;
    aspect-ratio: 1 / 1;
}

/* 
=========================================
Navbar & Search
========================================= 
*/
.navbar {
    background-color: var(--bg-nav);
    border-bottom: 1px solid var(--border-color);
    padding: 0.65rem 1.2rem;
}

.navbar-brand {
    font-weight: 700;
    color: var(--text-main) !important;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-icon {
    width: 24px;
    height: 24px;
    display: flex;
    background-image: url("../images/favicon.svg");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.brand-text {
    color: var(--brand-primary);
}

.blue-text {
    color: var(--accent-blue);
}

.green-text {
    color: var(--accent-green);
}

.yellow-text {
    color: var(--accent-yellow);
}

.purple-text {
    color: var(--accent-purple);
}

.nav-link {
    color: var(--text-muted) !important;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
}
.nav-link:hover, .nav-link.active {
    color: var(--text-main) !important;
}

.search-wrapper {
    position: relative;
    width: 100%;
    max-width: 250px;
}

.form-control-search {
    background-color: var(--section-bg); 
    color: var(--text-main);
    padding: 0.4rem 0.75rem 0.4rem 1.5rem;
    font-size: 0.9rem;
    border-radius: 20px;
}

.form-control-search:focus {
    background-color: var(--section-bg); 
    border-color: var(--brand-primary);
    color: var(--text-main);
    box-shadow: 0 0 0 2px var(--focus-glow);
    transition: box-shadow 0.3s ease-in-out;
}

.form-control-search::placeholder {
    color: var(--text-muted);
    opacity: 0.6; 
}

.form-control {
    background-color: var(--section-bg); 
    color: var(--text-main);
    padding: 0.4rem 0.75rem 0.4rem rem;
    font-size: 0.9rem;
}

.form-control:focus {
    background-color: var(--section-bg); 
    border-color: var(--brand-primary);
    color: var(--text-main);
    box-shadow: 0 0 7px 3px var(--focus-glow);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6; 
    word-break: auto-phrase;
}

.form-control-action-button {
    background-color: var(--btn-action);
    color: var(--btn-text);
    font-weight: 700;
    border: none;
    padding: 12px;
    border-radius: 6px;
    width: 100%;
    transition: transform 0.1s;
}

.form-control-action-button:hover { 
    background-color: var(--btn-action); 
    box-shadow: 0 0 5px 3px var(--focus-glow);
}

.form-control-action-button:active { 
    background-color: var(--btn-action) !important;
    filter: brightness(0.6);
    transform: scale(0.98); 
    border: var(--border-color)
}

.form-control-button {
    background-color: var(--btn-action);
    color: var(--btn-text);
    font-weight: 700;
    border: none;
    padding: 12px;
    border-radius: 6px;
    transition: transform 0.1s;
}

.form-control-button:hover { 
    background-color: var(--btn-action); 
    box-shadow: 0 0 5px 3px var(--focus-glow);
}

.form-control-button:active { 
    background-color: var(--btn-action) !important;
    filter: brightness(0.6);
    transform: scale(0.98); 
    border: var(--border-color)
}

.form-control-link-button {
    color: var(--text-muted);
    font-weight: 700;
    border: none;
    padding: 12px;
    border-radius: 6px;
    transition: transform 0.1s;
}

.form-control-link-button:hover { 
    color: var(--text-main);
}

.form-control-link-button:active { 
    filter: brightness(0.6);
    transform: scale(0.98); 
}

.search-action-button {
    border-radius: 0 16px 16px 0 !important;
    padding: 0 13px;
    font-size: 0.85rem;
    background-color: var(--btn-action);
    color: var(--btn-text);
    border: none;
}

.search-action-button:hover {
    background-color: var(--btn-action);
    box-shadow: 0 0 7px 3px var(--focus-glow);
}

.search-action-button:active {
    background-color: var(--btn-action) !important;
    filter: brightness(0.6);
    transform: scale(0.98); 
}

/* 搜尋面板 (Floating Panel) */
.search-panel {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 1050;
    display: none;
    padding: 8px 0;
    overflow: hidden;
}

.panel-header {
    padding: 8px 16px;
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
}

.search-result-item {
    padding: 10px 16px;
    margin: 0px 10px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--divider);
}

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

.search-result-item:hover {
    background-color: var(--row-hover);
}

.search-result-item.active {
    background-color: var(--row-hover);
    color: var(--btn-action);
    filter: brightness(1.5);
    font-weight: 500;
}

.search-result-item i {
    color: var(--text-muted);
}

.navbar-toggler {
    border: 0px solid var(--border-color);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    background-color: var(--bg-body);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 2px var(--row-hover);
    outline: none;
}

.navbar-toggler-icon {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.dropdown-menu {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--text-main);
}

.dropdown-item:hover {
    background-color: var(--row-hover);
    color: var(--text-main);
}

/* 
=========================================
Footer
========================================= 
*/
footer {
    background-color: var(--bg-nav);
    border-top: 1px solid var(--border-color);
    padding: 12px 20px;
    margin-top: auto;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-green);
    font-weight: 600;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 4px var(--accent-green);
}

.footer-links {
    display: flex;
    align-items: center;
}

.footer-links a {
    position: relative;
    padding-right: 14px;
}

.footer-links a::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 10px;
    background-color: var(--divider);
}

.footer-links a:last-child {
    padding-right: 0;
    margin-right: 0;
}

.footer-links a:hover {
    color: var(--text-main) !important;
}

.footer-disclaimer {   
    border-top: 1px solid var(--divider);
    padding: 10px 20px 0px 20px;
    margin-top: 8px;
    text-align: center;
    font-size: 0.6rem;
    line-height: 1.4;
    color: var(--text-muted);
    opacity: 0.8;
}

.legal-bold {
    color: var(--text-main);
    opacity: 0.7;
    font-weight: 600;
}

/* 
=========================================
Tooltip Customization
========================================= 
*/
.tooltip-inner {
    background-color: var(--tooltip-bg);
    color: var(--text-main);
    border-radius: 6px;
    padding: 8px 12px;
    max-width: 220px;
    text-align: left;
    box-shadow: 0 2px 8px var(--tooltip-shadow);
    transition: transform 0.3s ease-out, opacity 0.3s linear;
}

.bs-tooltip-bottom .tooltip-arrow::before, 
.bs-tooltip-auto[data-popper-placement^=bottom] .tooltip-arrow::before {
    border-bottom-color: var(--tooltip-bg);
}

.bs-tooltip-top .tooltip-arrow::before,
.bs-tooltip-auto[data-popper-placement^=top] .tooltip-arrow::before {
    border-top-color: var(--tooltip-bg);
}

.bs-tooltip-start .tooltip-arrow::before,
.bs-tooltip-auto[data-popper-placement^=left] .tooltip-arrow::before {
    border-left-color: var(--tooltip-bg);
}

.bs-tooltip-end .tooltip-arrow::before,
.bs-tooltip-auto[data-popper-placement^=right] .tooltip-arrow::before {
    border-right-color: var(--tooltip-bg);
}

/* 
=========================================
Toast Customization
========================================= 
*/
.toast-container { 
    position: fixed;
    bottom: 20px; 
    right: 20px; 
    z-index: 1055;
}

#toastInstance {
    width: auto; 
    min-width: 200px;
    max-width: 80vw;
    background-color: var(--brand-primary); 
    padding-left: 0.3rem;
}

/* 
=========================================
Modal lightbox Customization
========================================= 
*/
.modal-modal-content {
    background-color: var(--modal-bg); /* 視窗底色 */
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 30px var(--backdrop-color);
}

.modal-modal-header {
    border-bottom: 1px solid var(--divider);
    padding: 1rem 1.5rem;
}

.modal-modal-footer {
    background-color: var(--modal-footer-bg);
    border-top: none;
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
    padding: 6px;
}

/* 區域選擇按鈕 (Segmented Control) */
.modal-btn-group {
    background-color: var(--modal-group-bg);
    border-radius: 8px;
    padding: 4px;
    display: flex;
}

.modal-btn-group .btn {
    flex: 1;
    border: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-radius: 6px !important;
    padding: 0.375rem 0.75rem;
}

.modal-btn-group .btn:hover {
    color: var(--text-main);
}

.modal-btn-group .btn-check:checked + .btn {
    background-color: var(--brand-primary);
    color: var(--btn-text);
    font-weight: 500;
}

.modal-backdrop.show {
  opacity: 1 !important;
  background-color: var(--backdrop-color) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}


/* 
=========================================
Status card Customization
========================================= 
*/
.status-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: 5px;
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5); 
    border: none;
    user-select: none;
    color: white;
    font-size: 1.0rem;
    transition: opacity 0.5s;
    opacity: 0;
}


/* 
=========================================
Animatiob Customization
========================================= 
*/
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin-animation {
    display: inline-block; /* 必須設定 block 或 inline-block 旋轉才有效 */
    animation: spin 3s linear infinite;
}