/**
 * LHOA 登录页 — 与 global.css 统一的浅色玻璃风格
 */

:root {
    --login-transition: 220ms cubic-bezier(.4, 0, .2, 1);
}

/* 登录页专用蓝色系（比全站 indigo 更偏蓝、少紫） */
body.login-body {
    --primary: #2563EB;
    --primary-light: #3B82F6;
    --primary-dark: #1E40AF;
    --primary-bg: #EFF6FF;
    --primary-soft: rgba(37, 99, 235, .1);
    --primary-glow: rgba(37, 99, 235, .22);
    --bg-hover: rgba(37, 99, 235, .07);
    --shadow-glow: 0 18px 48px rgba(37, 99, 235, .18);
    --accent: #0EA5E9;
}

/* 隔离登录页，避免 global body / login 规则叠加 */
body.login-body {
    margin: 0;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    -webkit-font-smoothing: antialiased;
    background:
        radial-gradient(circle at 12% 0%, rgba(37, 99, 235, .14), transparent 34%),
        radial-gradient(circle at 88% 8%, rgba(14, 165, 233, .1), transparent 30%),
        linear-gradient(160deg, #F8FAFF 0%, var(--bg-page, #F4F7FB) 52%, #EDF3FA 100%);
}

body.login-body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(rgba(255, 255, 255, .34) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .28) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, .42), transparent 72%);
}

.login-page {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
}

.login-wrap {
    width: min(920px, 100%);
}

.login-panel-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
    background: var(--bg-glass-strong, rgba(255, 255, 255, .9));
    border: 1px solid rgba(255, 255, 255, .78);
    border-radius: var(--radius-xl, 28px);
    box-shadow: var(--shadow-xl, 0 28px 72px rgba(15, 23, 42, .16)), inset 0 1px 0 rgba(255, 255, 255, .82);
    backdrop-filter: blur(24px) saturate(165%);
    -webkit-backdrop-filter: blur(24px) saturate(165%);
    overflow: hidden;
}

.login-intro {
    padding: 44px 40px;
    border-right: 1px solid rgba(148, 163, 184, .16);
    background: linear-gradient(155deg, rgba(37, 99, 235, .05) 0%, rgba(255, 255, 255, 0) 58%);
}

.login-mark {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md, 14px);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    box-shadow: var(--shadow-glow), inset 0 1px 0 rgba(255, 255, 255, .24);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -.4px;
    margin-bottom: 22px;
}

.login-brand-logo {
    display: block;
    width: 68px;
    height: 68px;
    margin-bottom: 22px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 28px rgba(15, 23, 42, .12);
}

.login-intro__title {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary, #172033);
    letter-spacing: -.02em;
    line-height: 1.25;
}

.login-intro__subtitle {
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-secondary, #5F6F8A);
    line-height: 1.6;
}

.login-features {
    list-style: none;
    margin: 28px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.login-features__item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary, #5F6F8A);
    background: rgba(255, 255, 255, .56);
    border: 1px solid rgba(148, 163, 184, .14);
    border-radius: var(--radius-md, 14px);
    transition: border-color var(--login-transition), background var(--login-transition);
}

.login-features__item:hover {
    background: rgba(255, 255, 255, .82);
    border-color: rgba(37, 99, 235, .18);
}

.login-features__icon {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--primary-bg, #EEF2FF);
    color: var(--primary, #2563EB);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.login-intro__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 24px;
    padding: 7px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-dark, #1E40AF);
    background: var(--primary-bg, #EEF2FF);
    border: 1px solid rgba(37, 99, 235, .14);
    border-radius: var(--radius-full, 9999px);
}

.login-form-area {
    padding: 44px 36px 36px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-form-area__title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary, #172033);
    letter-spacing: -.01em;
    margin-bottom: 4px;
}

.login-form-area__hint {
    font-size: 13px;
    color: var(--text-placeholder, #9CA3AF);
    margin-bottom: 24px;
}

.login-form-area--mobile .login-form-area__title {
    text-align: center;
}

.login-form-area--mobile .login-form-area__hint {
    text-align: center;
}

.login-field {
    position: relative;
    margin-bottom: 16px;
}

.login-field__control {
    position: relative;
}

.login-field__label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #172033);
    margin-bottom: 7px;
}

.login-field__icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-placeholder, #9CA3AF);
    pointer-events: none;
    transition: color var(--login-transition);
}

.login-field__control:focus-within .login-field__icon {
    color: var(--primary, #2563EB);
}

.login-field__input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    font: inherit;
    font-size: 14px;
    color: var(--text-primary, #172033);
    background: var(--bg-input, rgba(248, 250, 252, .82));
    border: 1px solid var(--border, rgba(148, 163, 184, .24));
    border-radius: var(--radius-md, 14px);
    transition: border-color var(--login-transition), box-shadow var(--login-transition), background var(--login-transition);
}

.login-field__input::placeholder {
    color: var(--text-placeholder, #9CA3AF);
}

.login-field__input:hover {
    border-color: rgba(37, 99, 235, .24);
    background: #fff;
}

.login-field__input:focus {
    outline: none;
    border-color: var(--primary, #2563EB);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}

.login-field__input.is-error {
    border-color: var(--danger, #EF4444);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .1);
}

.login-field__toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: var(--text-placeholder, #9CA3AF);
    cursor: pointer;
    transition: color var(--login-transition), background var(--login-transition);
}

.login-field__toggle:hover {
    color: var(--primary, #2563EB);
    background: var(--bg-hover, rgba(37, 99, 235, .07));
}

.login-field__toggle:focus-visible {
    outline: 2px solid var(--primary, #2563EB);
    outline-offset: 2px;
}

.login-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: var(--text-secondary, #5F6F8A);
    cursor: pointer;
    line-height: 1.5;
}

.login-check input[type="checkbox"] {
    width: 17px;
    height: 17px;
    margin-top: 2px;
    accent-color: var(--primary, #2563EB);
    flex-shrink: 0;
    cursor: pointer;
}

.login-check a {
    color: var(--primary, #2563EB);
    font-weight: 600;
    text-decoration: none;
}

.login-check a:hover {
    text-decoration: underline;
}

.login-remember {
    margin-bottom: 10px;
}

.login-agreement-box {
    margin: 12px 0 18px;
    padding: 12px 14px;
    background: var(--primary-bg, #EEF2FF);
    border: 1px solid rgba(37, 99, 235, .12);
    border-radius: var(--radius-md, 14px);
}

.login-agreement-box .login-check {
    color: var(--text-primary, #172033);
    font-weight: 500;
}

.login-agreement-hint {
    font-size: 12px;
    color: var(--text-placeholder, #9CA3AF);
    margin: 8px 0 0 27px;
    line-height: 1.45;
}

.login-agreement-note {
    color: var(--warning, #F59E0B);
    font-weight: 600;
}

.login-error {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--danger, #EF4444);
    background: var(--danger-bg, #FEF2F2);
    border: 1px solid rgba(239, 68, 68, .16);
    border-radius: var(--radius-sm, 10px);
}

.login-error.is-visible {
    display: flex;
}

.login-submit {
    width: 100%;
    margin-top: 22px;
    padding: 13px 18px;
    font: inherit;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .04em;
    color: #fff;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: var(--radius-md, 14px);
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    transition: transform var(--login-transition), box-shadow var(--login-transition), opacity var(--login-transition);
}

.login-submit:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 20px 44px rgba(37, 99, 235, .24);
}

.login-submit:disabled {
    opacity: .65;
    cursor: not-allowed;
}

.login-submit:focus-visible {
    outline: 2px solid var(--primary-dark, #1E40AF);
    outline-offset: 3px;
}

.login-suggest {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 4px);
    background: var(--bg-glass-strong, rgba(255, 255, 255, .96));
    border: 1px solid var(--border, rgba(148, 163, 184, .24));
    border-radius: var(--radius-md, 14px);
    box-shadow: var(--shadow-lg, 0 18px 48px rgba(30, 41, 59, .11));
    max-height: 160px;
    overflow-y: auto;
    z-index: 20;
    display: none;
}

.login-suggest.is-open {
    display: block;
}

.login-suggest-item {
    padding: 10px 14px;
    font-size: 13px;
    cursor: pointer;
    border-bottom: 1px solid rgba(148, 163, 184, .1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

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

.login-suggest-item:hover {
    background: var(--bg-hover, rgba(37, 99, 235, .07));
    color: var(--primary, #2563EB);
}

.login-suggest-del {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-placeholder, #9CA3AF);
    cursor: pointer;
}

.login-suggest-del:hover {
    background: rgba(239, 68, 68, .1);
    color: var(--danger, #EF4444);
}

.login-footer {
    margin-top: 20px;
    text-align: center;
    font-size: 12px;
    color: var(--text-placeholder, #9CA3AF);
}

/* ============================================================
   移动端专用
   ============================================================ */
.login-page--mobile {
    align-items: stretch;
    justify-content: flex-start;
    padding: max(20px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
    min-height: 100vh;
    min-height: 100dvh;
}

.login-page--mobile .login-wrap {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-page--mobile .login-panel-card {
    grid-template-columns: 1fr;
    border-radius: var(--radius-xl, 28px);
    box-shadow: var(--shadow-xl, 0 28px 72px rgba(15, 23, 42, .14)), inset 0 1px 0 rgba(255, 255, 255, .85);
}

.login-page--mobile .login-intro {
    padding: 28px 24px 20px;
    border-right: none;
    border-bottom: 1px solid rgba(148, 163, 184, .12);
    text-align: center;
    background: linear-gradient(180deg, rgba(37, 99, 235, .07) 0%, rgba(255, 255, 255, 0) 100%);
}

.login-page--mobile .login-brand-logo,
.login-page--mobile .login-mark {
    width: 72px;
    height: 72px;
    margin-left: auto;
    margin-right: auto;
}

.login-page--mobile .login-intro__title {
    font-size: 24px;
}

.login-page--mobile .login-intro__subtitle {
    font-size: 13px;
    margin-top: 6px;
}

.login-page--mobile .login-mobile-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 18px;
}

.login-page--mobile .login-mobile-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-dark, #1E40AF);
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(37, 99, 235, .12);
    border-radius: var(--radius-full, 9999px);
}

.login-page--mobile .login-mobile-tag svg {
    flex-shrink: 0;
    color: var(--primary, #2563EB);
}

.login-page--mobile .login-form-area {
    padding: 22px 20px 28px;
}

.login-page--mobile .login-form-area__title,
.login-page--mobile .login-form-area__hint {
    display: none;
}

.login-page--mobile .login-field {
    margin-bottom: 14px;
}

.login-page--mobile .login-field__input {
    padding: 14px 14px 14px 44px;
    font-size: 16px;
    min-height: 48px;
    border-radius: var(--radius-md, 14px);
}

.login-page--mobile .login-field__toggle {
    width: 40px;
    height: 40px;
}

.login-page--mobile .login-check {
    font-size: 14px;
}

.login-page--mobile .login-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.login-page--mobile .login-agreement-box {
    margin: 12px 0 14px;
    padding: 12px;
}

.login-page--mobile .login-submit {
    padding: 15px 18px;
    font-size: 16px;
    min-height: 50px;
    border-radius: var(--radius-md, 14px);
}

.login-page--mobile .login-footer {
    margin-top: 24px;
    padding-bottom: env(safe-area-inset-bottom);
}

.login-page--mobile .login-features,
.login-page--mobile .login-intro__badge {
    display: none;
}

@media (max-width: 820px) {
    .login-panel-card {
        grid-template-columns: 1fr;
    }

    .login-intro {
        padding: 32px 28px 24px;
        border-right: none;
        border-bottom: 1px solid rgba(148, 163, 184, .14);
    }

    .login-features {
        display: none;
    }

    .login-form-area {
        padding: 28px 24px 32px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-submit,
    .login-field__input,
    .login-features__item,
    .login-field__toggle {
        transition: none;
    }

    .login-submit:hover:not(:disabled) {
        transform: none;
    }
}