[hidden] {
    display: none !important;
}

:root {
    --primary: #9b7fd4;
    --primary-light: #f3eeff;
    --primary-dark: #7c5fbf;
    --accent: #f7a8c4;
    --accent-light: #fff0f6;
    --gradient-primary: linear-gradient(135deg, #9b7fd4, #f7a8c4);
    --gradient-soft: linear-gradient(135deg, #f3eeff, #fff0f6);
    --gradient-card: linear-gradient(160deg, #ffffff 60%, #f9f5ff);
    --success: #7ed6a0;
    --warning: #ffd07a;
    --danger: #f58e8e;
    --info: #7ec8e3;
    --text-primary: #3d3456;
    --text-secondary: #6b6085;
    --text-muted: #a99fc0;
    --bg-page: #faf8ff;
    --bg-card: #ffffff;
    --border: #ede8f5;
    --shadow: 0 4px 20px rgba(155, 127, 212, 0.08);
    --shadow-hover: 0 8px 32px rgba(155, 127, 212, 0.15);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.72) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, 0.72) 1px, transparent 1px),
        linear-gradient(180deg, #faf8ff 0%, #fff7fb 56%, #f7fcff 100%);
    background-size: 36px 36px, 36px 36px, auto;
    color: var(--text-secondary);
    font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    letter-spacing: 0;
}

button,
input {
    font: inherit;
}

img {
    max-width: 100%;
}

.install-page-decor {
    position: fixed;
    inset: 0;
    pointer-events: none;
}

.install-page-decor::before,
.install-page-decor::after {
    content: "";
    position: absolute;
    opacity: 0.28;
}

.install-page-decor::before {
    top: 72px;
    right: 8%;
    width: 240px;
    height: 120px;
    background:
        linear-gradient(135deg, transparent 46%, rgba(155, 127, 212, 0.2) 47% 53%, transparent 54%),
        linear-gradient(45deg, transparent 46%, rgba(247, 168, 196, 0.16) 47% 53%, transparent 54%);
}

.install-page-decor::after {
    bottom: 54px;
    left: 20%;
    width: 190px;
    height: 110px;
    background:
        linear-gradient(135deg, transparent 46%, rgba(126, 200, 227, 0.16) 47% 53%, transparent 54%),
        linear-gradient(45deg, transparent 46%, rgba(126, 214, 160, 0.14) 47% 53%, transparent 54%);
}

.install-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    min-height: 100vh;
}

.install-side {
    display: flex;
    flex-direction: column;
    gap: 28px;
    min-height: 100vh;
    padding: 30px 24px;
    border-right: 1px solid rgba(237, 232, 245, 0.9);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 8px 0 30px rgba(155, 127, 212, 0.08);
    backdrop-filter: blur(16px);
}

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

.brand-mark {
    position: relative;
    display: grid;
    flex: 0 0 46px;
    overflow: hidden;
    width: 46px;
    height: 46px;
    place-items: center;
    border: 2px solid transparent;
    border-radius: 50%;
    background: var(--gradient-primary);
    box-shadow: 0 10px 26px rgba(155, 127, 212, 0.24);
    color: #fff;
    font-weight: 800;
    animation: avatar-breathe 5s ease-in-out infinite;
}

.brand-mark::after {
    content: "";
    position: absolute;
    inset: 3px;
    border-radius: inherit;
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.8);
    pointer-events: none;
}

.brand-avatar {
    width: 100%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(180deg, #fff8fc, #f3eeff);
    object-fit: cover;
    object-position: 50% 42%;
}

.brand strong {
    display: block;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 800;
}

.brand span {
    color: var(--text-muted);
    font-size: 13px;
}

.step-list {
    display: grid;
    gap: 10px;
}

.step-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 48px;
    padding: 12px 14px;
    overflow: hidden;
    border: 1px solid transparent;
    border-radius: 14px;
    color: var(--text-secondary);
    font-weight: 700;
}

.step-item::before {
    content: "";
    position: absolute;
    inset: 9px auto 9px 0;
    width: 3px;
    border-radius: 999px;
    background: transparent;
}

.step-index {
    display: grid;
    width: 28px;
    height: 28px;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 13px;
    font-weight: 800;
}

.step-item.active {
    border-color: rgba(155, 127, 212, 0.16);
    background: var(--primary-light);
    color: var(--text-primary);
    box-shadow: var(--shadow);
}

.step-item.active::before,
.step-item.active .step-index {
    background: var(--gradient-primary);
}

.step-item.active .step-index {
    color: #fff;
}

.install-mascot {
    margin-top: auto;
    padding: 18px 14px 16px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background:
        linear-gradient(180deg, rgba(255, 240, 246, 0.86), rgba(243, 238, 255, 0.72)),
        #fff;
    text-align: center;
    box-shadow: var(--shadow);
}

.install-mascot .mascot-img {
    width: 159px;
    height: 212px;
}

.install-mascot span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    margin-top: 8px;
    padding: 5px 14px;
    border: 1px solid rgba(155, 127, 212, 0.16);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 700;
}

.install-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 0;
    padding: 42px;
}

.install-card {
    width: min(960px, 100%);
    overflow: hidden;
    border: 1px solid rgba(237, 232, 245, 0.95);
    border-radius: 20px;
    background: var(--gradient-card);
    box-shadow: 0 18px 48px rgba(155, 127, 212, 0.12);
    animation: install-panel-in 250ms ease both;
}

.install-card::before {
    content: "";
    display: block;
    height: 4px;
    background: var(--gradient-primary);
}

.install-beian {
    align-self: center;
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
}

.install-beian:hover {
    color: var(--primary);
}

.card-head {
    padding: 30px 34px 20px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(135deg, rgba(243, 238, 255, 0.78), rgba(255, 240, 246, 0.6));
}

.card-head h1 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 26px;
    font-weight: 800;
}

.card-head p {
    max-width: 760px;
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.75;
}

.card-body {
    padding: 30px 34px 34px;
}

.check-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

.check-item {
    position: relative;
    min-height: 94px;
    padding: 18px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: #fff;
    box-shadow: var(--shadow);
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.check-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.check-item::after {
    content: "";
    position: absolute;
    right: 16px;
    bottom: 16px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(126, 214, 160, 0.24), rgba(126, 200, 227, 0.2));
}

.check-item strong {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 800;
}

.check-item span {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(126, 214, 160, 0.16);
    color: #2f8b55;
    font-size: 13px;
    font-weight: 800;
}

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

.form-grid .wide {
    grid-column: 1 / -1;
}

label span {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 800;
}

.layui-input {
    height: 44px;
    border-color: var(--border);
    border-radius: 12px;
    color: var(--text-primary);
}

.layui-input:focus {
    border-color: rgba(155, 127, 212, 0.64) !important;
    box-shadow: 0 0 0 4px rgba(155, 127, 212, 0.12);
}

input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0 8px 0 0;
    accent-color: var(--primary);
    vertical-align: -3px;
}

.error-box {
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid rgba(245, 142, 142, 0.38);
    border-radius: 14px;
    background: #fff5f7;
    color: #b94a5a;
    font-weight: 700;
}

.help-text {
    display: block;
    margin-top: 7px;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.install-note {
    margin-bottom: 20px;
    padding: 15px 18px;
    border: 1px solid rgba(126, 200, 227, 0.36);
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(126, 200, 227, 0.12), rgba(126, 214, 160, 0.1));
    color: var(--text-secondary);
    line-height: 1.75;
}

.action-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
}

.layui-btn {
    min-width: 112px;
    height: 40px;
    border-radius: 999px;
    font-weight: 800;
    transition: transform 200ms ease, box-shadow 200ms ease, background 200ms ease;
}

.layui-btn:hover {
    transform: scale(1.02);
}

.layui-btn-normal {
    border: 0;
    background: var(--gradient-primary);
    box-shadow: 0 10px 24px rgba(155, 127, 212, 0.22);
}

.layui-btn-normal:hover {
    box-shadow: 0 14px 30px rgba(155, 127, 212, 0.28);
}

.layui-btn-primary {
    border-color: rgba(155, 127, 212, 0.34);
    background: #fff;
    color: var(--primary-dark);
}

.layui-btn-primary:hover {
    border-color: rgba(155, 127, 212, 0.44);
    background: var(--primary-light);
    color: var(--primary-dark);
}

.result-list {
    display: grid;
    gap: 12px;
}

.result-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.result-row strong {
    color: var(--text-primary);
    font-weight: 800;
}

.result-row span,
code {
    color: var(--text-secondary);
}

code {
    max-width: 64ch;
    word-break: break-all;
}

.mascot-img {
    display: block;
    width: auto;
    margin: 0 auto;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    transform: translate3d(0, 0, 0);
    will-change: transform;
    backface-visibility: hidden;
}

@keyframes install-panel-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes avatar-breathe {
    0%,
    100% {
        box-shadow: 0 10px 26px rgba(155, 127, 212, 0.24);
        transform: translateY(0);
    }

    50% {
        box-shadow: 0 14px 32px rgba(247, 168, 196, 0.28);
        transform: translateY(-2px);
    }
}

@media (max-width: 980px) {
    .install-shell {
        grid-template-columns: 1fr;
    }

    .install-side {
        min-height: auto;
    }

    .install-mascot {
        display: none;
    }

    .install-main {
        align-items: flex-start;
        padding: 20px;
    }
}

@media (max-width: 640px) {
    .install-side {
        padding: 20px;
    }

    .step-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .step-item {
        min-height: 44px;
        padding: 10px;
    }

    .card-head,
    .card-body {
        padding-right: 20px;
        padding-left: 20px;
    }

    .card-head h1 {
        font-size: 22px;
    }

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

    .action-row,
    .result-row {
        display: grid;
    }

    .layui-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}