/* ==================== EMSHOP 安装程序样式 ==================== */

:root {
    --ink: #0f172a;
    --ink-soft: #334155;
    --muted: #64748b;
    --brand: #0f766e;
    --brand-strong: #0b5f59;
    --brand-soft: #0f8b8d;
    --accent: #f59e0b;
    --surface: rgba(255, 255, 255, 0.86);
    --card: rgba(255, 255, 255, 0.96);
    --border: rgba(255, 255, 255, 0.65);
    --shadow-strong: 0 32px 90px rgba(15, 23, 42, 0.22);
    --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.14);
    --radius-lg: 24px;
    --radius-md: 18px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    background: radial-gradient(1200px circle at 8% 12%, rgba(15, 118, 110, 0.22), transparent 55%),
        radial-gradient(900px circle at 90% 8%, rgba(245, 158, 11, 0.18), transparent 50%),
        linear-gradient(160deg, #f4f5f3 0%, #eef2ef 45%, #fef9ef 100%);
    font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    padding: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
}

/* 背景纹理 */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, 0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
}

.bg-orb {
    position: fixed;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(0px);
    opacity: 0.7;
    z-index: 0;
    animation: float 14s ease-in-out infinite;
}

.bg-orb.orb-1 {
    top: -140px;
    left: -120px;
    background: radial-gradient(circle at 30% 30%, rgba(15, 118, 110, 0.55), transparent 60%);
}

.bg-orb.orb-2 {
    bottom: -160px;
    right: -120px;
    background: radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.5), transparent 60%);
    animation-delay: -6s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-18px);
    }
}

/* 背景 Logo */
.bg-logo {
    position: fixed;
    bottom: 6%;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(80px, 16vw, 220px);
    font-weight: 700;
    letter-spacing: 0.12em;
    color: rgba(15, 23, 42, 0.05);
    pointer-events: none;
    z-index: 0;
    white-space: nowrap;
}

/* 主容器 */
.install-shell {
    position: relative;
    z-index: 1;
    width: min(1080px, 100%);
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    animation: liftIn 0.6s ease-out;
}

.install-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
}

.install-grid .layui-card:only-child {
    grid-column: 1 / -1;
}

@keyframes liftIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 品牌面板 */
.brand-panel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    padding: 36px;
    background: linear-gradient(140deg, #0b5f59 0%, #0f766e 55%, #0f8b8d 100%);
    color: #f8fafc;
    box-shadow: var(--shadow-strong);
    display: flex;
    flex-direction: column;
    min-height: 540px;
}

.brand-panel::before,
.brand-panel::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.25), transparent 70%);
    opacity: 0.5;
}

.brand-panel::before {
    width: 260px;
    height: 260px;
    top: -120px;
    right: -90px;
}

.brand-panel::after {
    width: 220px;
    height: 220px;
    bottom: -120px;
    left: -80px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: "Bricolage Grotesque", "Noto Sans SC", sans-serif;
    font-size: 18px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.logo-dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.8);
    position: relative;
}

.logo-dot::after {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 14px rgba(245, 158, 11, 0.6);
}

.brand-version {
    margin-top: 12px;
    display: inline-block;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.16);
    font-size: 12px;
    letter-spacing: 0.08em;
}

.brand-title {
    margin-top: 24px;
    font-family: "Bricolage Grotesque", "Noto Sans SC", sans-serif;
    font-size: clamp(26px, 2.5vw, 34px);
    line-height: 1.25;
}

.brand-subtitle {
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
}

.brand-badges {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.brand-badges span {
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.14);
    font-size: 12px;
}

.brand-list {
    margin-top: auto;
    display: grid;
    gap: 16px;
}

.brand-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.18);
    position: relative;
    flex-shrink: 0;
}

.brand-icon::before {
    content: "";
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    top: 12px;
    left: 12px;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.55);
}

.brand-item-title {
    font-size: 14px;
    font-weight: 600;
}

.brand-item-desc {
    margin-top: 4px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
}

/* 表单面板 */
.form-panel {
    background: var(--surface);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: var(--radius-lg);
    padding: 28px 32px 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-soft);
}

.form-panel .layui-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-header {
    margin-bottom: 2px;
}

.form-eyebrow {
    font-size: 12px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--brand);
    font-weight: 600;
}

.form-title {
    margin-top: 6px;
    font-family: "Bricolage Grotesque", "Noto Sans SC", sans-serif;
    font-size: 28px;
    display: flex;
    align-items: baseline;
    gap: 10px;
    color: var(--ink);
}

.form-version {
    font-size: 12px;
    color: var(--brand);
    background: rgba(15, 118, 110, 0.12);
    padding: 4px 10px;
    border-radius: 999px;
}

.form-subtitle {
    margin-top: 6px;
    color: var(--muted);
    font-size: 13px;
}

/* 卡片样式 */
.layui-card {
    background: var(--card);
    border-radius: var(--radius-md);
    border: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.db-card {
    border-top: 3px solid rgba(15, 118, 110, 0.35);
}

.admin-card {
    border-top: 3px solid rgba(245, 158, 11, 0.35);
}

.layui-card-header {
    background: linear-gradient(90deg, rgba(15, 118, 110, 0.08), rgba(245, 158, 11, 0.08));
    padding: 16px 20px !important;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    display: flex;
    align-items: center;
}

.db-card .layui-card-header {
    background: rgba(15, 118, 110, 0.08);
}

.admin-card .layui-card-header {
    background: rgba(245, 158, 11, 0.12);
}

.layui-card-header span {
    font-size: 15px !important;
    font-weight: 600 !important;
    color: var(--ink);
    display: inline-flex;
    align-items: center;
}

.layui-card-header span::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
    background: linear-gradient(135deg, var(--brand), var(--accent));
    margin-right: 10px;
}

.db-card .layui-card-header span::before {
    background: linear-gradient(135deg, var(--brand), var(--brand-soft));
}

.admin-card .layui-card-header span::before {
    background: linear-gradient(135deg, var(--accent), #fbbf24);
}

.layui-card-body {
    padding: 22px !important;
}

/* 表单项 */
.layui-form-item {
    margin-bottom: 18px;
}

.layui-form-item:last-child {
    margin-bottom: 0;
}

.layui-form-label {
    width: 110px !important;
    font-size: 13px !important;
    color: var(--ink-soft);
    font-weight: 600;
    padding: 10px 12px 10px 0 !important;
    text-align: right;
}

.layui-input-block {
    margin-left: 130px !important;
}

/* 输入框 */
.layui-input {
    height: 46px !important;
    padding: 0 16px !important;
    border: 1.5px solid #e2e8f0 !important;
    border-radius: 12px !important;
    font-size: 14px !important;
    color: var(--ink) !important;
    background: #fff !important;
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.04);
    transition: all 0.2s ease !important;
}

.layui-input:focus {
    border-color: var(--brand) !important;
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.2) !important;
    outline: none !important;
}

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

/* 提示文字 */
.form-tips {
    margin-top: 8px;
    font-size: 12px;
    color: var(--muted);
    line-height: 1.5;
    padding-left: 2px;
}

/* 提交按钮 */
.submit-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    padding-top: 4px;
}

.layui-btn {
    height: 52px !important;
    min-width: 200px;
    padding: 0 52px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    border-radius: 14px !important;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-soft) 60%, var(--accent) 100%);
    border: none !important;
    box-shadow: 0 18px 40px rgba(15, 118, 110, 0.3);
    transition: all 0.3s ease !important;
    cursor: pointer;
    color: #fff !important;
    position: relative;
    overflow: hidden;
}

.layui-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.layui-btn:hover {
    transform: translateY(-2px);
}

.layui-btn:hover::after {
    transform: translateX(100%);
}

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

.layui-btn:focus-visible {
    outline: 3px solid rgba(15, 118, 110, 0.25);
    outline-offset: 2px;
}

.submit-note {
    font-size: 12px;
    color: var(--muted);
    text-align: right;
}

/* 取消输入框自动填充的背景色 */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 1000px #fff inset !important;
    -webkit-text-fill-color: var(--ink) !important;
    transition: background-color 5000s ease-in-out 0s !important;
}

/* ==================== 响应式布局 ==================== */
@media (max-width: 1024px) {
    body {
        padding: 28px 20px;
        align-items: flex-start;
    }

    .install-shell {
        grid-template-columns: 1fr;
    }

    .install-grid {
        grid-template-columns: 1fr;
    }

    .brand-panel {
        order: 2;
        max-height: none;
    }

    .form-panel {
        order: 1;
    }

    .brand-panel {
        min-height: auto;
    }
}

@media (max-width: 768px) {
    .form-panel {
        padding: 24px;
    }

    .layui-form-label {
        width: 100px !important;
        padding: 10px 10px 10px 0 !important;
    }

    .layui-input-block {
        margin-left: 115px !important;
    }

    .bg-logo {
        font-size: clamp(72px, 20vw, 160px);
    }
}

@media (max-width: 576px) {
    body {
        padding: 22px 14px;
    }

    .brand-panel {
        padding: 28px 22px;
    }

    .form-panel {
        padding: 22px 18px 26px;
    }

    .layui-form-item {
        margin-bottom: 16px;
    }

    .layui-form-label {
        display: block;
        width: 100% !important;
        text-align: left;
        padding: 0 0 8px 0 !important;
        font-size: 14px !important;
    }

    .layui-input-block {
        margin-left: 0 !important;
    }

    .layui-input {
        height: 48px !important;
        font-size: 16px !important;
        border-radius: 10px !important;
    }

    .submit-wrap {
        align-items: stretch;
    }

    .submit-note {
        text-align: left;
    }

    .layui-btn {
        width: 100%;
        height: 50px !important;
        border-radius: 12px !important;
    }
}

@media (max-width: 420px) {
    .form-title {
        font-size: 24px;
    }

    .brand-title {
        font-size: 24px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}