/**
 * Certify 前台登入 [certify-login]
 */

:root {
    --cl-blue-deep: #1e3a8a;
    --cl-blue-btn: #1e40af;
    --cl-blue-btn-hover: #1d4ed8;
    --cl-blue-bg-top: #2563eb;
    --cl-blue-bg-bottom: #1e40af;
    --cl-card-radius: 16px;
    --cl-input-radius: 10px;
    --cl-muted: #6b7280;
    --cl-border: #e5e7eb;
    --cl-text: #111827;
}

.certify-login-shell {
    --cl-max-inner: 420px;
    padding: clamp(24px, 5vw, 48px) 16px 40px;
    /* background: linear-gradient(155deg, var(--cl-blue-bg-top) 0%, var(--cl-blue-bg-bottom) 55%, #172554 100%); */
    border-radius: 0;
    box-sizing: border-box;
}

.certify-login-shell *,
.certify-login-shell *::before,
.certify-login-shell *::after {
    box-sizing: border-box;
}

.certify-login-shell--bleed {
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    width: 100vw;
    max-width: 100vw;
}

.certify-login-inner {
    max-width: var(--cl-max-inner);
    margin: 0 auto;
}

/* ── 頂部膠囊切換 ─────────────────────────────── */
.certify-login-tabs {
    margin-bottom: 18px;
}

.certify-login-tabs__track {
    display: flex;
    align-items: stretch;
    padding: 4px;
    background: #fff;
    border-radius: 999px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
}

.certify-login-tabs__track--triple .certify-login-tabs__pill {
    padding: 12px 10px;
    font-size: 14px;
}

.certify-login-tabs__pill {
    flex: 1;
    text-align: center;
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 999px;
    border: none;
    cursor: default;
    transition: background 0.2s, color 0.2s;
}

.certify-login-tabs__pill--active {
    background: #424348;
    color: #fff;
    box-shadow: 0 2px 8px rgba(30, 64, 175, 0.35);
}

.certify-login-tabs__pill--link {
    background: transparent;
    color: var(--cl-muted);
    text-decoration: none;
    cursor: pointer;
    font: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
}

.certify-login-tabs__pill--link:hover {
    color: var(--cl-text);
    background: #f3f4f6;
}

.certify-login-tabs__pill--muted {
    background: transparent;
    color: #9ca3af;
    cursor: not-allowed;
}

/* ── 主卡片 ─────────────────────────────────── */
.certify-login-card {
    background: #fff;
    border-radius: var(--cl-card-radius);
    padding: clamp(28px, 5vw, 36px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
}

.certify-login-card__head {
    margin-bottom: 24px;
    text-align: center;
}

.certify-login-card__title {
    margin: 0 0 8px;
    font-size: 22px;
    font-weight: 700;
    color: var(--cl-text);
    letter-spacing: -0.02em;
}

.certify-login-card__subtitle {
    margin: 0;
    font-size: 14px;
    color: var(--cl-muted);
    line-height: 1.5;
}

.certify-login-alert {
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 13px;
    line-height: 1.45;
    color: #991b1b;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
}

.certify-login-alert[hidden] {
    display: none !important;
}

.certify-login-alert--ok {
    color: #166534;
    background: #f0fdf4;
    border-color: #bbf7d0;
}

/* ── 表單欄位 ───────────────────────────────── */
.certify-login-field {
    margin-bottom: 18px;
}

.certify-login-label-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}

.certify-login-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--cl-text);
    margin-bottom: 6px;
}

.certify-login-label-row .certify-login-label {
    margin-bottom: 0;
}

.certify-login-forgot {
    font-size: 12px;
    color: var(--cl-muted);
    text-decoration: none;
    white-space: nowrap;
}

.certify-login-forgot:hover {
    color: var(--cl-blue-btn);
    text-decoration: underline;
}

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

.certify-login-input-icon {
    position: absolute;
    left: 12px;
    width: 20px;
    height: 20px;
    pointer-events: none;
    opacity: 0.55;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.certify-login-input-icon--mail {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z'/%3E%3C/svg%3E");
}

.certify-login-input-icon--lock {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z'/%3E%3C/svg%3E");
}

.certify-login-input-icon--eye {
    position: static;
    opacity: 0.65;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'/%3E%3Cpath d='M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z'/%3E%3C/svg%3E");
}

.certify-login-input {
    width: 100%;
    height: 48px !important;
    padding: 0 14px 0 42px !important;
    font-size: 15px !important;
    color: var(--cl-text) !important;
    border: 1px solid var(--cl-border) !important;
    border-radius: var(--cl-input-radius) !important;
    background: #fff;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.certify-login-input--has-toggle {
    padding-right: 48px;
}

.certify-login-input::placeholder {
    color: #9ca3af;
}

.certify-login-input:focus {
    outline: none;
    border-color: var(--cl-blue-btn);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}

.certify-login-toggle-pass {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    padding: 0;
}

.certify-login-toggle-pass:hover {
    background: #f3f4f6;
}

.certify-login-toggle-pass.is-visible .certify-login-input-icon--eye {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M13.875 18.825A10.05 10.05 0 0112 19c-4.478 0-8.268-2.943-9.543-7a9.97 9.97 0 011.563-3.029m5.858.908a3 3 0 114.243 4.243M9.878 9.878l4.242 4.242M9.88 9.88l-3.29-3.29m7.532 7.532l3.29 3.29M3 3l3.59 3.59m0 0A9.953 9.953 0 0112 5c4.478 0 8.268 2.943 9.543 7a10.025 10.025 0 01-4.132 5.411m0 0L21 21'/%3E%3C/svg%3E");
}

/* ── 記住我 & 送出 ─────────────────────────── */
.certify-login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
    font-size: 14px;
    color: var(--cl-muted);
    cursor: pointer;
    user-select: none;
}

.certify-login-remember input {
    width: 16px;
    height: 16px;
    accent-color: var(--cl-blue-btn);
    cursor: pointer;
}

.certify-login-submit {
    width: 100%;
    height: 50px;
    border: none;
    border-radius: var(--cl-input-radius);
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    background: var(--cl-blue-btn);
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(30, 64, 175, 0.35);
}

.certify-login-submit:hover:not(:disabled) {
    background: var(--cl-blue-btn-hover);
}

.certify-login-submit:active:not(:disabled) {
    transform: scale(0.99);
}

.certify-login-submit:disabled {
    opacity: 0.75;
    cursor: not-allowed;
}

.certify-login-submit__spin {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: cl-spin 0.65s linear infinite;
}

.certify-login-submit.is-loading .certify-login-submit__text {
    opacity: 0.85;
}

.certify-login-submit.is-loading .certify-login-submit__spin {
    display: block;
}

@keyframes cl-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── 分隔線 ─────────────────────────────────── */
.certify-login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 26px 0 18px;
    color: var(--cl-muted);
    font-size: 13px;
}

.certify-login-divider::before,
.certify-login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--cl-border);
}

/* ── 底部連結 ───────────────────────────────── */
.certify-login-footer {
    margin: 0;
    text-align: center;
    font-size: 14px;
    color: var(--cl-muted);
    line-height: 1.55;
}

.certify-login-footer__strong {
    font-weight: 700;
    color: var(--cl-blue-deep);
    text-decoration: none;
}

.certify-login-footer__strong:hover {
    text-decoration: underline;
}

.certify-login-back {
    margin: 28px 0 0;
    text-align: center;
}

.certify-login-back__link {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.certify-login-back__link:hover {
    color: #fff;
    text-decoration: underline;
}

/* 已登入提示（卡片外） */
.certify-login-msg {
    padding: 14px 18px;
    border-radius: 10px;
    font-size: 15px;
}

.certify-login-msg--info {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}