/* ============================================
   企业官网模板 — 组件库（大气升级版）
   ============================================ */

/* ════════════════════════════════════════════
   4.1 Hero / Banner 组件
   ══════════════════════════════════════════ */

/* B1: 标准 Hero（近全屏 · 深蓝渐变 + 底层配图 · 左对齐大标题） */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 100vw;
    min-height: 88vh;
    padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
    /* 多层叠加：暗色遮罩 + 底层抽象配图 + 兜底渐变 */
    background:
        linear-gradient(135deg, rgba(10, 26, 47, 0.78) 0%, rgba(19, 49, 92, 0.62) 55%, rgba(30, 64, 175, 0.55) 100%),
        url('../images/hero-bg.webp') center/cover no-repeat,
        var(--gradient-night);
    color: #fff;
    text-align: left;
    overflow: hidden;
}

/* 右上角青色辉光 */
.hero::before {
    content: '';
    position: absolute;
    width: 80vw;
    height: 80vw;
    right: -25vw;
    top: -30vw;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.20), transparent 60%);
    pointer-events: none;
}

/* 细网点纹理，增加质感 */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 26px 26px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent 70%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent 70%);
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 980px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.hero__title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: var(--space-lg);
}

.hero__title span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    max-width: 640px;
    margin-bottom: var(--space-2xl);
}

.hero__cta {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-start;
    flex-wrap: wrap;
}

/* B2: 双栏 Hero */
.hero--split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: var(--space-3xl);
    min-height: 80vh;
    text-align: left;
    padding: calc(var(--nav-height) + var(--space-2xl)) var(--container-padding) var(--space-2xl);
    max-width: var(--container-max);
    margin: 0 auto;
    background: none;
    color: var(--color-text);
}

.hero--split::before,
.hero--split::after { display: none; }

.hero--split .hero__title {
    color: var(--color-text-dark);
    font-size: var(--font-size-display);
}

.hero--split .hero__subtitle {
    color: var(--color-text-light);
}

.hero--split .hero__image img {
    border-radius: var(--radius-xl);
    width: 100%;
    box-shadow: var(--shadow-lg);
}

/* B3: 数据驱动 Hero */
.hero--stats {
    background: var(--gradient-night);
}

.hero__stats {
    display: flex;
    justify-content: flex-start;
    gap: var(--space-4xl);
    margin-top: var(--space-2xl);
}

.hero__stat-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
}

.hero__stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.78);
    margin-top: var(--space-xs);
}

.hero__stat-plus {
    font-size: .5em;
    color: var(--color-primary);
    opacity: .7;
    margin-left: 2px;
    font-weight: 600;
}

.hero__pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}

.hero__pill {
    background: rgba(255, 255, 255, .7);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(47, 109, 246, .25);
    color: var(--color-primary);
    padding: 5px 14px;
    border-radius: 999px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.hero__pill:hover {
    background: #fff;
    border-color: var(--color-primary);
    transform: translateY(-1px);
    transition: all .2s;
}

/* ════════════════════════════════════════════
   4.2 按钮组件（胶囊 · 渐变 · 微抬升）
   ════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 32px;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
}

.btn--primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.32);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(37, 99, 235, 0.46);
}

.btn--outline {
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    background: transparent;
}

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
}

.btn--outline-blue {
    border: 1.5px solid var(--color-primary);
    color: var(--color-primary);
}

.btn--outline-blue:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
}

.btn--lg {
    padding: 17px 44px;
    font-size: var(--font-size-lg);
}

.btn--sm {
    padding: 9px 20px;
    font-size: var(--font-size-sm);
}

/* ════════════════════════════════════════════
   4.3 卡片组件（细边框 + 长投影 + hover 微抬升 + 渐变描边）
   ════════════════════════════════════════════ */
.card {
    position: relative;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

/* 渐变描边（hover 时显现） */
.card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1.5px;
    background: var(--gradient-border);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.card:hover::after {
    opacity: 1;
}

.card__icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.card__icon svg {
    width: 26px;
    height: 26px;
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-text-dark);
}

.card__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.8;
}

.card--featured {
    border-color: transparent;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.05), rgba(34, 211, 238, 0.05));
    transform: scale(1.03);
}

.card--featured::after {
    opacity: 1;
}

.card--featured:hover {
    transform: scale(1.03) translateY(-6px);
}

/* 案例/资讯卡片 (T6) */
.card--article {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card--article .card__image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-alt);
    position: relative;
}

.card--article .card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.card--article:hover .card__image img {
    transform: scale(1.06);
}

.card--article .card__body {
    padding: var(--space-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card__tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    padding: 3px 12px;
    border-radius: var(--radius-full);
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.card__meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin-top: var(--space-sm);
}

/* ════════════════════════════════════════════
   4.4 数据统计组件（超大渐变数字）
   ════════════════════════════════════════════ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2xl);
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--space-sm);
    line-height: 1.6;
}

/* 深色区块内的数据 */
.section--dark .stat-number {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section--dark .stat-label {
    color: rgba(255, 255, 255, 0.78);
}

/* 对比数据卡片 (S3) */
.stat-compare {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-xl);
}

.stat-compare__card {
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
}

.stat-compare__card--left {
    background: var(--color-bg-alt);
}

.stat-compare__card--right {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: var(--shadow-lg);
}

.stat-compare__vs {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-danger);
}

/* ════════════════════════════════════════════
   4.5 对比表格
   ════════════════════════════════════════════ */
.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.compare-table thead th {
    background: var(--gradient-primary);
    color: #fff;
    padding: var(--space-md) var(--space-lg);
    text-align: center;
    font-weight: 600;
}

.compare-table thead th:first-child {
    text-align: left;
    border-radius: var(--radius-lg) 0 0 0;
}

.compare-table thead th:last-child {
    border-radius: 0 var(--radius-lg) 0 0;
}

.compare-table tbody td {
    padding: var(--space-md) var(--space-lg);
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.compare-table tbody td:first-child {
    text-align: left;
    font-weight: 500;
}

.compare-table tbody tr:nth-child(even) {
    background: var(--color-bg-alt);
}

.compare-table .highlight-row {
    background: rgba(37, 99, 235, 0.07) !important;
    font-weight: 600;
}

.compare-table .check { color: var(--color-success); font-weight: 700; }
.compare-table .cross { color: var(--color-text-light); }

.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* ════════════════════════════════════════════
   4.6 服务流程组件
   ════════════════════════════════════════════ */
.steps {
    display: flex;
    justify-content: center;
    gap: 0;
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-border) 15%, var(--color-border) 85%, transparent);
    z-index: 0;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step__circle {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin: 0 auto var(--space-md);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.step:hover .step__circle {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.step__title {
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: var(--space-xs);
}

.step__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .steps { flex-direction: column; gap: var(--space-xl); }
    .steps::before { display: none; }
}

/* ════════════════════════════════════════════
   4.7 FAQ 手风琴
   ════════════════════════════════════════════ */
.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    overflow: hidden;
    background: #fff;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item--active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-dark);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.faq__question:hover {
    background: var(--color-bg-alt);
}

.faq__arrow {
    transition: transform var(--transition-normal);
    flex-shrink: 0;
    color: var(--color-primary);
}

.faq-item--active .faq__arrow {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-item--active .faq__answer {
    max-height: 600px;
}

.faq__answer-inner {
    padding: 0 var(--space-xl) var(--space-xl);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.9;
}

/* ════════════════════════════════════════════
   4.8 CTA 横幅（深蓝渐变 + 辉光）
   ════════════════════════════════════════════ */
.cta-banner {
    position: relative;
    background: var(--gradient-night);
    color: #fff;
    text-align: center;
    padding: var(--space-4xl) var(--container-padding);
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    width: 60vw;
    height: 60vw;
    bottom: -30vw;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(34, 211, 238, 0.18), transparent 60%);
    pointer-events: none;
}

.cta-banner__title {
    position: relative;
    font-size: var(--font-size-display);
    font-weight: 800;
    color: #fff;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.cta-banner__text {
    position: relative;
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.cta-banner .btn { position: relative; }

/* 侧边悬浮咨询（渐变胶囊） */
.float-cta {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.float-cta svg {
    width: 26px;
    height: 26px;
}

.float-cta:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.5);
}

/* ════════════════════════════════════════════
   4.9 Logo 墙
   ════════════════════════════════════════════ */
.logo-wall {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-xl);
    align-items: center;
    justify-items: center;
}

.logo-wall img {
    height: 48px;
    width: auto;
    transition: transform var(--transition-normal);
}
.logo-wall__item:hover img {
    transform: scale(1.06);
}

.logo-wall__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xs);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(15, 42, 84, 0.06);
    transition: all var(--transition-normal);
    text-decoration: none;
}
.logo-wall__item:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(37, 99, 235, 0.25);
    box-shadow: 0 12px 24px rgba(15, 42, 84, 0.08);
}
.logo-wall__name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.logo-wall__item:hover .logo-wall__name {
    color: var(--color-primary);
}

.capability-img {
    width: 100%;
    max-width: 320px;
    height: auto;
    border-radius: var(--radius-md);
    margin: 0 auto var(--space-md);
    display: block;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

/* ════════════════════════════════════════════
   4.10 Tab 切换
   ════════════════════════════════════════════ */
.tabs {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    justify-content: center;
}

.tab-btn {
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    background: var(--color-bg-alt);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.tab-btn--active {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 8px 18px rgba(37, 99, 235, 0.3);
}

.tab-btn:hover:not(.tab-btn--active) {
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
}

.tab-content { display: none; }
.tab-content--active { display: block; }

/* ════════════════════════════════════════════
   4.11 轮播
   ════════════════════════════════════════════ */
.carousel {
    position: relative;
    overflow: hidden;
}

.carousel__track {
    display: flex;
    transition: transform var(--transition-normal);
}

.carousel__slide {
    flex: 0 0 100%;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .carousel__slide { flex: 0 0 50%; }
}

@media (min-width: 1024px) {
    .carousel__slide { flex: 0 0 33.333%; }
}

.carousel__nav {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.carousel__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.carousel__dot--active {
    background: var(--color-primary);
    width: 26px;
    border-radius: 5px;
}

/* ════════════════════════════════════════════
   4.12 表单
   ════════════════════════════════════════════ */
.form {
    max-width: 600px;
}

.form__group {
    margin-bottom: var(--space-lg);
}

.form__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text-dark);
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    font-family: inherit;
}

.form__input:focus,
.form__textarea:focus {
    border-color: var(--color-primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.form__textarea {
    min-height: 130px;
    resize: vertical;
}

.form__error {
    color: var(--color-danger);
    font-size: var(--font-size-xs);
    margin-top: var(--space-xs);
    display: none;
}

.form__group--error .form__input,
.form__group--error .form__textarea {
    border-color: var(--color-danger);
}

.form__group--error .form__error {
    display: block;
}

.form__success {
    display: none;
    text-align: center;
    padding: var(--space-2xl);
    background: #ECFDF5;
    border: 1px solid #A7F3D0;
    border-radius: var(--radius-lg);
    color: var(--color-success);
}

.form__success--show {
    display: block;
}

/* ════════════════════════════════════════════
   4.13 标签/徽章
   ════════════════════════════════════════════ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge--primary { background: rgba(37, 99, 235, 0.1); color: var(--color-primary); }
.badge--success { background: #ECFDF5; color: var(--color-success); }
.badge--warning { background: #FEF3C7; color: var(--color-warning); }

/* ════════════════════════════════════════════
   4.14 弹窗
   ════════════════════════════════════════════ */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal--open {
    display: flex;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 26, 47, 0.55);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
}

.modal__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 1.5rem;
    color: var(--color-text-light);
    line-height: 1;
    background: none;
    border: none;
    cursor: pointer;
}

/* ════════════════════════════════════════════
   4.15 响应式
   ════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero--split {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero--split .hero__cta { justify-content: center; }
    .hero__stats { flex-wrap: wrap; gap: var(--space-2xl); }
    .stat-compare { grid-template-columns: 1fr; }
    .stat-compare__vs { margin: var(--space-md) 0; }
    .logo-wall { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
    .hero {
        min-height: 78vh;
        text-align: center;
    }
    .hero__content { text-align: center; }
    .hero__subtitle { margin-left: auto; margin-right: auto; }
    .hero__cta { flex-direction: column; align-items: stretch; }
    .hero--stats { flex-direction: column; gap: var(--space-lg); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
    .logo-wall { grid-template-columns: repeat(3, 1fr); }
    .btn--lg { padding: 14px 28px; font-size: var(--font-size-base); }
}

/* ════════════════════════════════════════════
   4.16 核心产品 / 套餐价格
   ════════════════════════════════════════════ */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    align-items: stretch;
}
.pricing-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: var(--space-xl) var(--space-lg);
    box-shadow: 0 4px 16px rgba(15, 23, 42, .06);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    position: relative;
    border: 1px solid #e5e7eb;
    transition: transform .25s ease, box-shadow .25s ease;
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 28px rgba(15, 23, 42, .12);
}
.pricing-card--featured {
    border: 2px solid var(--color-primary, #2563eb);
    box-shadow: 0 10px 32px rgba(37, 99, 235, .18);
    transform: translateY(-8px);
}
.pricing-card--featured:hover { transform: translateY(-12px); }
.pricing-card__badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary, #2563eb);
    color: #fff;
    padding: 5px 14px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: .05em;
}
.pricing-card__name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text, #0f172a);
}
.pricing-card__target {
    font-size: var(--font-size-sm);
    color: var(--color-text-light, #64748b);
    margin-top: -8px;
}
.pricing-card__price {
    color: var(--color-primary, #2563eb);
    line-height: 1;
    margin: var(--space-sm) 0;
    display: flex;
    align-items: baseline;
}
.pricing-card__currency {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-right: 2px;
}
.pricing-card__amount {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.pricing-card__features {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pricing-card__features li {
    font-size: var(--font-size-sm);
    color: var(--color-text, #0f172a);
    padding-left: 22px;
    position: relative;
    line-height: 1.55;
}
.pricing-card__features li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-primary, #2563eb);
    font-weight: 700;
}
.pricing-card .btn { width: 100%; justify-content: center; }

@media (max-width: 1024px) {
    .products-grid,
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-card--featured { transform: none; }
}
@media (max-width: 600px) {
    .products-grid,
    .pricing-grid { grid-template-columns: 1fr; }
}