/* 登录页全屏背景 — 与卡片左侧蓝紫渐变 (#3b82f6 → #6366f1) 统一 */
.login-page {
    position: relative;
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(145deg, #eef2ff 0%, #e8eeff 35%, #f0f4ff 70%, #f8fafc 100%);
}

.login-page-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.login-page-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 12% 18%, rgba(59, 130, 246, 0.35) 0%, transparent 55%),
        radial-gradient(ellipse 70% 55% at 88% 82%, rgba(99, 102, 241, 0.28) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 72% 12%, rgba(129, 140, 248, 0.2) 0%, transparent 45%);
}

.login-page-bg__grid {
    position: absolute;
    inset: 0;
    opacity: 0.4;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.06) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 85% 75% at 50% 45%, black 20%, transparent 75%);
}

.login-page-bg__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: login-orb-float 18s ease-in-out infinite;
}

.login-page-bg__orb--1 {
    width: min(520px, 55vw);
    height: min(520px, 55vw);
    top: -12%;
    right: -8%;
    background: rgba(59, 130, 246, 0.22);
    animation-delay: 0s;
}

.login-page-bg__orb--2 {
    width: min(480px, 50vw);
    height: min(480px, 50vw);
    bottom: -15%;
    left: -10%;
    background: rgba(99, 102, 241, 0.2);
    animation-delay: -6s;
}

.login-page-bg__orb--3 {
    width: min(280px, 35vw);
    height: min(280px, 35vw);
    top: 42%;
    left: 38%;
    background: rgba(129, 140, 248, 0.15);
    animation-delay: -12s;
}

@keyframes login-orb-float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(12px, -18px) scale(1.03);
    }
    66% {
        transform: translate(-10px, 14px) scale(0.98);
    }
}

.login-page-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 72rem;
    margin: 0 auto;
    padding: 2rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    box-sizing: border-box;
}

.login-page .login-card {
    width: 100%;
    background: #fff;
    border-radius: 1rem;
    box-shadow:
        0 4px 6px -1px rgba(59, 130, 246, 0.06),
        0 20px 50px -12px rgba(99, 102, 241, 0.18),
        0 0 0 1px rgba(255, 255, 255, 0.8) inset;
    overflow: hidden;
}

.login-page.loaded .login-card {
    animation: login-card-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes login-card-in {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-page .inputerror {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.login-page .text-primary,
.login-page a.text-primary {
    color: #4f46e5;
}

.login-page a.text-primary:hover {
    color: #4338ca;
}

.login-page input[type="checkbox"].text-primary {
    accent-color: #4f46e5;
}

/* 登录表单区域 + 加载遮罩 */
.login-form-panel {
    position: relative;
}

.login-form-wrap {
    position: relative;
    min-height: 420px;
}

.login-loading-overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    border-radius: 0 1rem 1rem 0;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.login-loading-overlay.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.login-loading-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 1.75rem 2rem;
    border-radius: 1rem;
    background: #fff;
    box-shadow:
        0 10px 40px rgba(99, 102, 241, 0.15),
        0 0 0 1px rgba(99, 102, 241, 0.08);
}

.login-loading-spinner {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid rgba(99, 102, 241, 0.15);
    border-top-color: #6366f1;
    border-right-color: #3b82f6;
    animation: login-spin 0.75s linear infinite;
}

.login-loading-text {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 500;
    color: #475569;
    letter-spacing: 0.02em;
}

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

/* 登录按钮 — 默认 / 加载中 / 成功 */
.login-page .btn-login {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.login-page .btn-login__spinner {
    display: none;
    flex-shrink: 0;
    width: 1.125rem;
    height: 1.125rem;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-right-color: rgba(255, 255, 255, 0.85);
    animation: login-spin 0.65s linear infinite;
}

.login-page .btn-login__text {
    position: relative;
    z-index: 1;
    letter-spacing: 0.04em;
    transition: letter-spacing 0.2s ease;
}

.login-page .btn-login.is-loading {
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #818cf8 100%) !important;
    box-shadow:
        0 0 0 3px rgba(99, 102, 241, 0.35),
        0 10px 24px rgba(99, 102, 241, 0.35);
    transform: scale(0.98) translateY(0) !important;
    cursor: wait;
    pointer-events: none;
    opacity: 1;
}

.login-page .btn-login.is-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        105deg,
        transparent 0%,
        transparent 40%,
        rgba(255, 255, 255, 0.28) 50%,
        transparent 60%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: login-btn-shimmer 1.4s ease-in-out infinite;
    pointer-events: none;
}

.login-page .btn-login.is-loading .btn-login__spinner {
    display: inline-block;
}

.login-page .btn-login.is-loading .btn-login__text {
    letter-spacing: 0.12em;
}

.login-page .btn-login.is-success {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.35);
    transform: scale(1) translateY(0) !important;
    cursor: default;
    pointer-events: none;
}

.login-page .btn-login.is-success .btn-login__spinner {
    display: none;
}

.login-page .btn-login:disabled:not(.is-loading):not(.is-success) {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    pointer-events: none;
}

@keyframes login-btn-shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

@media (max-width: 767px) {
    .login-form-wrap {
        min-height: 380px;
    }

    .login-loading-overlay {
        border-radius: 0 0 1rem 1rem;
    }
    .login-page-content {
        padding: 1rem 0.75rem;
    }

    .login-page-bg__orb--3 {
        display: none;
    }
}