/* ==========================================================================
   Modern White Theme: Login Page (Stripe / Linear Inspired)
   ========================================================================== */

:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --bg-canvas: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --border-focus: #4f46e5;
    --shadow-card: 0 20px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.02), 0 0 1px 1px rgba(15, 23, 42, 0.03);
    --radius-card: 16px;
    --radius-input: 8px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background-color: var(--bg-canvas);
    background-image: 
        radial-gradient(at 100% 0%, rgba(79, 70, 229, 0.05) 0px, transparent 50%),
        radial-gradient(at 0% 100%, rgba(99, 102, 241, 0.04) 0px, transparent 50%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
}

body:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-size: 24px 24px;
    background-image: 
        linear-gradient(to right, rgba(226, 232, 240, 0.35) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(226, 232, 240, 0.35) 1px, transparent 1px);
    pointer-events: none;
    z-index: 1;
}

.login-wrapper {
    width: 100%;
    max-width: 440px;
    padding: 24px;
    margin: auto;
    position: relative;
    z-index: 2;
}

.login-wrapper > .layui-form {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 40px 36px 36px 36px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header .logo-badge {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px auto;
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.login-header .logo-badge i {
    font-size: 24px;
    color: #ffffff;
}

.login-header h2 {
    color: var(--text-main);
    font-size: 22px;
    font-weight: 600;
    margin: 0 0 8px 0;
    letter-spacing: -0.5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0;
}

.login-wrapper > .layui-form > .layui-form-item {
    margin-bottom: 20px;
    position: relative;
}

.login-wrapper .layui-input-icon-group {
    position: relative;
}

.login-wrapper .layui-input-icon-group > i.layui-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: #94a3b8;
    transition: color 0.2s ease;
    z-index: 2;
}

.login-wrapper .layui-input-icon-group > .layui-input {
    height: 46px;
    line-height: 46px;
    padding-left: 42px;
    padding-right: 14px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-input) !important;
    font-size: 14px;
    color: var(--text-main);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-wrapper .layui-input-icon-group > .layui-input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3.5px rgba(79, 70, 229, 0.12);
    outline: none;
}

.login-wrapper .layui-input-icon-group:focus-within > i.layui-icon {
    color: var(--primary);
}

/* Captcha item */
.login-captcha-group {
    position: relative;
}

.login-captcha-group > .layui-input {
    padding-right: 135px;
}

.login-captcha-group .login-captcha {
    position: absolute;
    right: 3px;
    top: 3px;
    bottom: 3px;
    height: 40px !important;
    width: 120px !important;
    border-radius: 6px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: #f8fafc;
    object-fit: cover;
    transition: opacity 0.2s ease;
}

.login-captcha-group .login-captcha:hover {
    opacity: 0.85;
}

/* Checkbox remember */
.login-wrapper .layui-form-checkbox[lay-skin=primary] {
    margin-top: 2px;
}

.login-wrapper .layui-form-checkbox[lay-skin=primary] span {
    color: var(--text-muted);
    font-size: 13px;
}

.login-wrapper .layui-form-checked[lay-skin=primary] i {
    border-color: var(--primary) !important;
    background-color: var(--primary) !important;
}

/* Submit button */
.login-wrapper #subBtn {
    height: 46px;
    line-height: 46px;
    background: linear-gradient(135deg, var(--primary) 0%, #6366f1 100%);
    border-radius: var(--radius-input);
    font-size: 15px;
    font-weight: 500;
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.22);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    letter-spacing: 0.5px;
}

.login-wrapper #subBtn:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #4f46e5 100%);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.32);
    transform: translateY(-1px);
}

.login-wrapper #subBtn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

@media screen and (max-width: 480px) {
    .login-wrapper {
        padding: 16px;
    }
    .login-wrapper > .layui-form {
        padding: 28px 20px;
    }
}

/* Toast 提示 (现代深色微磨砂胶囊) */
body .layui-layer-msg {
    min-width: 140px !important;
    border: none !important;
    border-radius: 10px !important;
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.25), 0 4px 6px -2px rgba(15, 23, 42, 0.1) !important;
    background-color: rgba(15, 23, 42, 0.92) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
}

body .layui-layer-msg .layui-layer-content {
    color: #ffffff !important;
    font-size: 13.5px !important;
    padding: 12px 24px !important;
    font-weight: 500 !important;
    text-align: center !important;
    line-height: 24px !important;
    white-space: nowrap !important;
}

/* Toast 带有图标时的 Flex 水平垂直居中排版 */
body .layui-layer-msg .layui-layer-content.layui-layer-padding,
body .layui-layer-msg.layui-layer-dialog .layui-layer-content.layui-layer-padding {
    padding: 12px 24px !important;
    text-align: left !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-sizing: border-box !important;
}

body .layui-layer-msg .layui-layer-content .layui-layer-ico,
body .layui-layer-msg.layui-layer-dialog .layui-layer-content .layui-layer-ico {
    position: static !important;
    top: auto !important;
    left: auto !important;
    width: 24px !important;
    height: 24px !important;
    background-size: contain !important;
    margin: 0 !important;
    flex-shrink: 0 !important;
    display: inline-block !important;
    vertical-align: middle !important;
}