/**
 * Custom Auth Portal - 現代極簡卡片樣式
 * Date: 2026-10-21: 美化視覺層次、Logo 與現代光暈設計
 */

:root {
    --cap-primary: #00c46a;
    --cap-primary-hover: #00a859;
    --cap-primary-glow: rgba(0, 196, 106, 0.18);
    --cap-text-main: #0f172a;
    --cap-text-muted: #64748b;
    --cap-border: #e2e8f0;
    --cap-bg-page: #f8fafc;
    --cap-bg-card: #ffffff;
    --cap-line-brand: #06c755;
    --cap-line-brand-hover: #05b04c;
    --cap-error-bg: #fef2f2;
    --cap-error-text: #b91c1c;
    --cap-error-border: #fecaca;
    --cap-radius: 16px;
    --cap-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.08), 0 0 1px 1px rgba(15, 23, 42, 0.03);
}

body.cap-portal-page {
    margin: 0;
    padding: 0;
    background-color: var(--cap-bg-page);
    background-image: 
        radial-gradient(circle at 50% 0%, rgba(0, 196, 106, 0.07) 0%, transparent 60%),
        radial-gradient(circle at 100% 100%, rgba(15, 23, 42, 0.03) 0%, transparent 40%);
    background-attachment: fixed;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--cap-text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    box-sizing: border-box;
}

.cap-portal-wrapper {
    width: 100%;
    padding: 32px 16px;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
}

.cap-card-container {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
}

.cap-card {
    background: var(--cap-bg-card);
    border-radius: var(--cap-radius);
    box-shadow: var(--cap-shadow);
    border: 1px solid var(--cap-border);
    padding: 36px 32px;
    box-sizing: border-box;
    position: relative;
    backdrop-filter: blur(8px);
}

.cap-header {
    text-align: center;
    margin-bottom: 20px;
}

.cap-logo-link {
    display: inline-block;
    margin-bottom: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.cap-logo-link:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.cap-logo-img {
    height: 46px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* 提示區域 */
.cap-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.cap-alert-error {
    background-color: var(--cap-error-bg);
    color: var(--cap-error-text);
    border: 1px solid var(--cap-error-border);
}

.cap-alert .cap-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

/* Tab 導航切換 */
.cap-tabs {
    display: flex;
    background: #f1f5f9;
    padding: 5px;
    border-radius: 10px;
    margin-bottom: 24px;
}

.cap-card button.cap-tab-btn {
    flex: 1;
    border: none !important;
    background-color: transparent !important;
    background-image: none !important;
    padding: 9px 12px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--cap-text-muted) !important;
    border-radius: 8px !important;
    cursor: pointer !important;
    width: auto !important;
    max-width: none !important;
    box-shadow: none !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.cap-card button.cap-tab-btn.active {
    background-color: #ffffff !important;
    color: var(--cap-text-main) !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06) !important;
}

.cap-tab-pane {
    display: none;
}

.cap-tab-pane.active {
    display: block;
    animation: capFadeIn 0.25s ease-out;
}

@keyframes capFadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 表單佈局 */
.cap-form-group {
    margin-bottom: 18px;
}

.cap-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--cap-text-main);
    margin-bottom: 7px;
}

.cap-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 7px;
}

.cap-label-row label {
    margin-bottom: 0;
}

.cap-link-forgot {
    font-size: 12.5px;
    color: var(--cap-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease;
}

.cap-link-forgot:hover {
    color: var(--cap-primary-hover);
    text-decoration: underline;
}

.cap-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.cap-field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
    z-index: 2;
    transition: color 0.2s ease;
}

.cap-card .cap-input-wrap input {
    width: 100% !important;
    height: 46px !important;
    padding: 10px 42px 10px 44px !important;
    border: 1px solid var(--cap-border) !important;
    border-radius: 10px !important;
    font-size: 14px !important;
    color: var(--cap-text-main) !important;
    background: #ffffff !important;
    box-sizing: border-box !important;
    line-height: normal !important;
    transition: border-color 0.2s ease, box-shadow 0.2s ease !important;
}

.cap-card .cap-input-wrap input::placeholder {
    color: #94a3b8 !important;
}

.cap-card .cap-input-wrap input:focus {
    outline: none !important;
    border-color: var(--cap-primary) !important;
    box-shadow: 0 0 0 3px var(--cap-primary-glow) !important;
}

.cap-card .cap-input-wrap input:focus ~ .cap-field-icon {
    color: var(--cap-primary);
}

.cap-card .cap-toggle-pwd {
    position: absolute;
    right: 8px;
    background: none !important;
    background-image: none !important;
    border: none !important;
    padding: 6px !important;
    cursor: pointer;
    color: #94a3b8 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    width: auto !important;
    max-width: none !important;
    transition: color 0.15s ease;
}

.cap-toggle-pwd:hover {
    color: var(--cap-text-main);
}

.cap-form-options {
    margin-bottom: 22px;
}

.cap-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    color: var(--cap-text-muted);
    cursor: pointer;
    user-select: none;
}

.cap-card .cap-checkbox-label input[type="checkbox"] {
    appearance: none !important;
    -webkit-appearance: none !important;
    width: 20px !important;
    height: 20px !important;
    min-height: 20px !important;
    border: 1.5px solid #cbd5e1 !important;
    border-radius: 50% !important;
    outline: none !important;
    background-color: #ffffff !important;
    cursor: pointer !important;
    position: relative !important;
    margin: 0 !important;
    padding: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.cap-card .cap-checkbox-label input[type="checkbox"]:hover {
    border-color: var(--cap-primary) !important;
}

.cap-card .cap-checkbox-label input[type="checkbox"]:checked {
    background-color: var(--cap-primary) !important;
    border-color: var(--cap-primary) !important;
}

.cap-card .cap-checkbox-label input[type="checkbox"]:checked::after {
    content: "" !important;
    display: block !important;
    width: 5px !important;
    height: 9px !important;
    border: solid #ffffff !important;
    border-width: 0 2px 2px 0 !important;
    transform: rotate(45deg) translate(-1px, -1px) !important;
}

/* 按鈕樣式 */
.cap-card button.cap-btn,
.cap-card a.cap-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    border: none !important;
    border-radius: 10px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-sizing: border-box !important;
    padding: 12px 18px !important;
    background-image: none !important;
    max-width: none !important;
}

.cap-card .cap-btn-block {
    width: 100% !important;
}

.cap-card button.cap-btn-primary {
    background-color: var(--cap-primary) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(0, 196, 106, 0.22) !important;
}

.cap-card button.cap-btn-primary:hover {
    background-color: var(--cap-primary-hover) !important;
    color: #ffffff !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 6px 16px rgba(0, 196, 106, 0.28) !important;
}

.cap-card button.cap-btn-primary:active {
    transform: translateY(0) !important;
}

.cap-card a.cap-btn-line {
    width: 100% !important;
    background-color: var(--cap-line-brand) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(6, 199, 85, 0.2) !important;
}

.cap-card a.cap-btn-line:hover {
    background-color: var(--cap-line-brand-hover) !important;
    color: #ffffff !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 6px 16px rgba(6, 199, 85, 0.26) !important;
}

.cap-card a.cap-btn-line:active {
    transform: translateY(0) !important;
}

.cap-card a.cap-btn-harbor {
    width: 100% !important;
    background-color: #0f172a !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15) !important;
}

.cap-card a.cap-btn-harbor:hover {
    background-color: #1e293b !important;
    color: #ffffff !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.22) !important;
}

.cap-card a.cap-btn-harbor:active {
    transform: translateY(0) !important;
}

/* 分隔線 */
.cap-social-divider {
    position: relative;
    text-align: center;
    margin: 24px 0 18px 0;
}

.cap-social-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--cap-border);
}

.cap-social-divider span {
    position: relative;
    background-color: var(--cap-bg-card);
    padding: 0 14px;
    font-size: 12px;
    color: #94a3b8;
    font-weight: 500;
}

.cap-footer {
    text-align: center;
    margin-top: 26px;
    border-top: 1px solid #f1f5f9;
    padding-top: 18px;
}

.cap-footer p {
    margin: 0 0 14px 0;
    font-size: 11.5px;
    color: #94a3b8;
    line-height: 1.5;
}

.cap-back-home a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    color: var(--cap-text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease;
}

.cap-back-home a:hover {
    color: var(--cap-primary);
}