/* ============================================
   登录页面样式 - 严格遵循 geo-saas-opensource 设计
   ============================================ */

/* CSS 变量 - 品牌色系 */
:root {
    --brand: #00a894;
    --brand-deep: #007a6e;
    --brand-soft: rgba(0, 168, 148, 0.14);
    --accent: #0090d4;
    --accent-2: #ff7a45;
    --fg: #0b1220;
    --fg-muted: #5b6b82;
    --border: rgba(15, 55, 95, 0.1);
    --border-strong: rgba(0, 180, 160, 0.45);
    --ring: rgba(0, 144, 212, 0.28);
    --glow: 0 10px 28px rgba(0, 168, 148, 0.22);
    --font-body: "Segoe UI Variable Text", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-display: "Bahnschrift", "Segoe UI Semibold", "Segoe UI Variable Display", "PingFang SC", sans-serif;
}

/* 基础重置 */
html {
    height: 100%;
}

body.signin {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    overflow: hidden;
}

/* ============================================
   左右分栏布局
   ============================================ */
body.signin {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(22rem, 0.9fr);
    min-height: 100vh;
}

/* ============================================
   左侧品牌区域
   ============================================ */
.login-brand {
    position: relative;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(145deg, #034843 0%, #066a72 38%, #0a6f9c 72%, #0c5f78 100%);
    display: flex;
    align-items: center;
    min-height: 100vh;
}

/* 极光网格背景 */
.login-brand-mesh {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 12% 18%, rgba(255, 255, 255, 0.2), transparent 40%),
        radial-gradient(ellipse at 88% 82%, rgba(56, 189, 248, 0.28), transparent 48%),
        radial-gradient(ellipse at 62% 12%, rgba(45, 212, 191, 0.22), transparent 38%),
        radial-gradient(ellipse at 40% 70%, rgba(255, 122, 69, 0.12), transparent 42%);
    animation: auroraDrift 16s ease-in-out infinite alternate;
    pointer-events: none;
}

/* 网格线 */
.login-brand-grid {
    position: absolute;
    inset: 0;
    opacity: 0.22;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.11) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.11) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(125deg, black 8%, transparent 70%);
    -webkit-mask-image: linear-gradient(125deg, black 8%, transparent 70%);
    pointer-events: none;
}

/* 光球效果 */
.login-brand-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
    pointer-events: none;
}

.login-brand-orb-a {
    width: 28rem;
    height: 28rem;
    right: -8%;
    top: -12%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.16), transparent 68%);
    animation: auroraDrift 18s ease-in-out infinite alternate;
}

.login-brand-orb-b {
    width: 22rem;
    height: 22rem;
    left: -10%;
    bottom: -8%;
    background: radial-gradient(circle, rgba(0, 200, 180, 0.28), transparent 70%);
    animation: auroraDrift 14s ease-in-out infinite alternate-reverse;
}

/* 品牌内容区 */
.login-brand-content {
    position: relative;
    z-index: 10;
    margin: 0 auto;
    width: 100%;
    max-width: 58rem;
    padding: 4rem 3rem;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
    align-items: center;
}

/* 品牌文字 */
.brand-kicker {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.28em;
    color: rgba(255, 255, 255, 0.7);
    margin: 0 0 1.25rem 0;
}

.brand-title {
    font-family: var(--font-display);
    font-size: clamp(3.2rem, 5.6vw, 4.8rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 0.98;
    color: #ffffff;
    margin: 0 0 1.25rem 0;
}

.brand-subtitle {
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.3;
    color: rgba(255, 255, 255, 0.92);
    margin: 0 0 1rem 0;
    max-width: 28rem;
}

.brand-desc {
    font-size: 0.98rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.72);
    margin: 0;
    max-width: 28rem;
}

/* 流程步骤 */
.login-flow {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.78);
    margin-top: 2.5rem;
}

.login-step-dot {
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #9ff0e2, #7dd3fc);
    flex-shrink: 0;
    box-shadow: 0 0 0 4px rgba(159, 240, 226, 0.18);
}

.login-step-line {
    width: 2.4rem;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.12));
    flex-shrink: 0;
}

/* 视觉卡片 */
.login-visual-wrapper {
    animation-delay: 120ms;
}

.login-visual {
    position: relative;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
    box-shadow: 0 28px 60px rgba(4, 30, 50, 0.28);
    overflow: hidden;
    padding: 1.25rem;
}

.login-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.08) 50%, transparent 60%);
    background-size: 220% 100%;
    animation: shineSweep 4.8s ease-in-out infinite;
    pointer-events: none;
}

.login-visual-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.login-visual-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.12);
    padding: 0.35rem 0.75rem;
    font-size: 0.72rem;
    letter-spacing: 0.02em;
    color: rgba(255, 255, 255, 0.92);
}

.chip-dot {
    height: 0.375rem;
    width: 0.375rem;
    border-radius: 50%;
    background: #9ff0e2;
}

.login-visual-label {
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.55);
}

.login-visual-card {
    border-radius: 1rem;
    background: linear-gradient(to bottom right, rgba(255,255,255,0.18), rgba(255,255,255,0.08), transparent);
    padding: 1rem;
}

.visual-bar {
    height: 0.55rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
}

.visual-bar-1 {
    width: 72%;
}

.visual-bar-2 {
    width: 48%;
    opacity: 0.7;
    margin-top: 0.75rem;
}

.visual-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.stat-item {
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.12);
    padding: 0.75rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: #ffffff;
    margin: 0;
}

.stat-label {
    font-size: 0.68rem;
    line-height: 1.2;
    color: rgba(255, 255, 255, 0.65);
    margin: 0.25rem 0 0 0;
}

.visual-progress {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.progress-bar-1,
.progress-bar-2 {
    height: 0.5rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
}

.progress-bar-1 {
    width: 78%;
    background: linear-gradient(to right, #19d3b8, #38bdf8);
}

.progress-bar-2 {
    width: 54%;
    background: linear-gradient(to right, #38bdf8, rgba(255, 122, 69, 0.8));
}

/* ============================================
   右侧登录表单区域
   ============================================ */
.login-form-section {
    position: relative;
    display: flex;
    box-sizing: border-box;
    min-width: 0;
    width: 100%;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 3rem 1.5rem;
    background: #f8fafc;
}

/* 右侧背景渐变 */
.login-form-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 80% 8%, rgba(0, 168, 148, 0.1), transparent 42%),
        radial-gradient(ellipse at 10% 92%, rgba(0, 144, 212, 0.08), transparent 40%);
}

/* 登录卡片 */
.login-card {
    position: relative;
    z-index: 10;
    box-sizing: border-box;
    width: 100%;
    max-width: 420px;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.75);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 28px 64px rgba(15, 55, 95, 0.12);
    backdrop-filter: blur(20px) saturate(1.2);
    -webkit-backdrop-filter: blur(20px) saturate(1.2);
    padding: 2.55rem 2.35rem;
}

/* 卡片头部 */
.login-card-header {
    margin-bottom: 2rem;
}

.page-kicker {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    background: linear-gradient(90deg, var(--brand), var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0 0 0.75rem 0;
}

.page-title {
    font-family: var(--font-display);
    font-size: 1.85rem;
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.15;
    color: var(--fg);
    margin: 0;
}

.page-subtitle {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--fg-muted);
    margin: 0.5rem 0 0 0;
    max-width: 18rem;
}

/* ============================================
   表单样式
   ============================================ */
.form-group-custom {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.8rem;
    font-weight: 650;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--fg-muted);
}

.form-input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.75rem 0.9rem;
    background: rgba(255, 255, 255, 0.9);
    color: var(--fg);
    font-size: 0.95rem;
    font-family: var(--font-body);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.form-input::placeholder {
    color: #94a3b8;
}

.form-input:focus {
    border-color: rgba(0, 144, 212, 0.55);
    box-shadow: 0 0 0 3px var(--ring);
}

/* 验证码行 */
.captcha-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: end;
}

.captcha-input-wrapper {
    min-width: 0;
}

.captcha-image-wrapper {
    flex-shrink: 0;
}

.captcha-image-wrapper a {
    display: block;
}

.imgcode {
    border-radius: 12px;
    cursor: pointer;
    height: 44px;
    width: auto;
}

/* 记住我行 */
.remember-row {
    margin-bottom: 1.5rem;
}

.remember-row.mt-0 {
    margin-top: 0;
}

/* 复选框样式 */
.checkbox-custom {
    position: relative;
    margin: 0;
    display: inline-flex;
    align-items: center;
}

.checkbox-custom input[type="checkbox"] {
    opacity: 0;
    position: absolute;
    cursor: pointer;
    z-index: 2;
    margin: 0;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
}

.checkbox-custom label {
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--fg-muted);
    margin: 0;
    user-select: none;
}

.checkbox-custom label:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    border-radius: 4px;
    border: 1px solid #bbb;
    background: #fff;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.checkbox-custom input[type="checkbox"]:checked + label:after {
    position: absolute;
    display: inline-block;
    font-family: 'Glyphicons Halflings';
    content: "\e013";
    top: 50%;
    left: 3px;
    transform: translateY(-50%);
    font-size: 11px;
    line-height: 1;
    color: var(--brand);
}

.checkbox-custom input[type="checkbox"]:checked + label:before {
    border-color: var(--brand);
}

/* ============================================
   按钮样式
   ============================================ */
.login-card .btn {
    width: 100%;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.875rem 1.1rem;
    font-weight: 650;
    font-size: 0.98rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    background: linear-gradient(135deg, #19d3b8 0%, #00a894 38%, #0090d4 100%);
    color: #ffffff;
    box-shadow: var(--glow);
    margin-top: 0.5rem;
}

.login-card .btn:hover {
    filter: brightness(1.05) saturate(1.05);
    transform: translateY(-1px);
}

.login-card .btn:active {
    transform: translateY(0);
}

/* 按钮光泽动画 */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::after {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 35%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: skewX(-18deg);
    animation: shineSweep 3.2s ease-in-out infinite;
    pointer-events: none;
}

/* 底部文字 */
.login-footer-text {
    margin-top: 1.75rem;
    text-align: center;
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--fg-muted);
}

/* ============================================
   动画
   ============================================ */
@keyframes auroraDrift {
    from {
        transform: translate3d(0, 0, 0) scale(1);
    }
    to {
        transform: translate3d(-1.5%, 1.2%, 0) scale(1.04);
    }
}

@keyframes shineSweep {
    0%, 55% {
        left: -40%;
    }
    100% {
        left: 130%;
    }
}

.fade-up {
    animation: fadeUp 0.55s ease both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   响应式 - 平板
   ============================================ */
@media screen and (max-width: 1024px) {
    body.signin {
        grid-template-columns: 1fr;
    }
    
    .login-brand {
        display: none;
    }
    
    .login-form-section {
        padding: 2rem 1.5rem;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
    }
}

/* ============================================
   响应式 - 手机
   ============================================ */
@media screen and (max-width: 480px) {
    .login-form-section {
        padding: 1.5rem 1rem;
    }
    
    .login-card {
        padding: 1.5rem 1.25rem;
        border-radius: 20px;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
}

/* ============================================
   覆盖 Bootstrap 默认样式
   ============================================ */
body.signin .form-control,
body.signin .form-control:focus {
    box-shadow: none;
}

/* layer 弹窗样式 */
body .layer-ext-moon-msg[type="dialog"] {
    min-width: 100px !important;
}

body .layer-ext-moon-msg {
    background-color: rgba(0, 0, 0, 0.6);
    color: #fff;
    border: none;
}

body .layer-ext-moon-msg .layui-layer-content {
    padding: 12px 25px;
    text-align: center;
}