/* 首页内容容器 */
.home-shell {
    width: 100%;
    max-width: 1320px;
    margin-right: auto;
    margin-left: auto;
    padding-right: max(20px, env(safe-area-inset-right, 0px));
    padding-left: max(20px, env(safe-area-inset-left, 0px));
}

/* 顶部区域 */
.site-hero {
    padding:
        max(
            var(--site-floating-layout-clearance),
            32px,
            env(safe-area-inset-top, 0px)
        )
        0
        24px;
    text-align: center;
}

.site-hero__title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

.site-hero__subtitle {
    max-width: 760px;
    margin: 10px auto 0;
    color: var(--site-muted);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
    text-wrap: balance;
}

/* 安装方案 */
.install-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    width: 100%;
    max-width: 1080px;
    margin-right: auto;
    margin-left: auto;
}

.install-card {
    min-width: 0;
    overflow: hidden;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: 20px;
}

.install-card__body {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-height: 100%;
    padding: 20px;
}

.install-card__heading {
    min-width: 0;
}

.install-card__title-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.install-card__title {
    min-width: 0;
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    text-align: left;
    overflow-wrap: anywhere;
}

.install-card__description {
    margin: 8px 0 0;
    color: var(--site-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.install-card__description-highlight {
    display: inline;
    padding: 0 0.25rem;
    background: transparent;
    border: 1px solid;
    border-radius: 0.25rem;
    font-size: inherit;
    font-weight: 500;
    line-height: inherit;
    vertical-align: baseline;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
}

.install-card__description-highlight--support {
    color: var(--site-muted);
    border-color: #e3f2fd;
}

.install-card__description-highlight--refund {
    color: var(--site-muted);
    border-color: #e8f5e9;
}

.install-card__price {
    display: flex;
    align-items: baseline;
    justify-content: flex-end;
    justify-self: end;
    margin: 0;
    color: var(--site-text);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.install-card__currency,
.install-card__amount {
    font-weight: 700;
    letter-spacing: -0.03em;
}

.install-card__currency {
    font-size: 1.0625rem;
}

.install-card__amount {
    font-size: 1.75rem;
}

.install-card__period {
    margin-left: 6px;
    color: var(--site-muted);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0;
}

.install-card__action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 54px;
    margin-top: auto;
    padding: 0.75rem 1.25rem;
    border: 1px solid transparent;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    touch-action: manipulation;
    transition:
        background-color 0.15s ease-in-out,
        border-color 0.15s ease-in-out,
        color 0.15s ease-in-out,
        box-shadow 0.15s ease-in-out;
}

.install-card__action--secondary {
    background: var(--site-surface);
    border-color: #6c757d;
    color: #34495e;
}

.install-card__action--secondary:hover {
    background: #f1f3f5;
    border-color: #495057;
    color: var(--site-text);
}

.install-card__action--primary {
    background: var(--site-primary);
    border-color: var(--site-primary);
    color: #ffffff;
}

.install-card__action--primary:hover {
    background: var(--site-primary-hover);
    border-color: var(--site-primary-active);
    color: #ffffff;
}

.install-card__action:active {
    box-shadow: none;
}

.install-card__action--secondary:active {
    background: #e9ecef;
    border-color: #495057;
    color: var(--site-text);
}

.install-card__action--primary:active {
    background: var(--site-primary-active);
    border-color: var(--site-primary-active-border);
    color: #ffffff;
}

.install-card__action:focus-visible {
    outline: none;
    box-shadow: var(--site-focus-ring-shadow);
}

/* 响应式 */
@media (max-width: 359.98px) {
    .home-shell {
        padding-right: max(12px, env(safe-area-inset-right, 0px));
        padding-left: max(12px, env(safe-area-inset-left, 0px));
    }

    .site-hero {
        padding-bottom: 20px;
    }

    .site-hero__title {
        font-size: 1.375rem;
    }

    .site-hero__subtitle {
        margin-top: 8px;
        font-size: 0.9375rem;
    }

    .install-card {
        border-radius: 16px;
    }

    .install-card__body {
        gap: 20px;
        padding: 16px;
    }

    .install-card__title-row {
        gap: 8px;
    }

    .install-card__title {
        font-size: 1.125rem;
    }

    .install-card__currency {
        font-size: 1rem;
    }

    .install-card__amount {
        font-size: 1.625rem;
    }
}

@media (min-width: 576px) {
    .home-shell {
        padding-right: max(24px, env(safe-area-inset-right, 0px));
        padding-left: max(24px, env(safe-area-inset-left, 0px));
    }

    .site-hero {
        padding-bottom: 24px;
    }

    .site-hero__subtitle {
        font-size: 1rem;
    }

    .install-card__body {
        padding: 24px;
    }

    .install-card__currency {
        font-size: 1.125rem;
    }

    .install-card__amount {
        font-size: 1.875rem;
    }
}

@media (min-width: 768px) {
    .site-hero__title {
        font-size: 1.75rem;
    }

    .install-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
        align-items: stretch;
    }
}

@media (min-width: 1024px) {
    .site-hero {
        padding-bottom: 28px;
    }

    .site-hero__subtitle {
        margin-top: 10px;
    }

    .install-grid {
        gap: 24px;
    }

    .install-card__body {
        padding: 28px;
    }

    .install-card__description {
        margin-top: 10px;
        font-size: 1rem;
    }

    .install-card__action {
        min-height: 54px;
        font-size: 1rem;
    }
}