:root {
    --ai-bg: #f5f7fb;
    --ai-surface: rgba(255, 255, 255, 0.88);
    --ai-surface-strong: #ffffff;
    --ai-text: #0f172a;
    --ai-muted: #5b6475;
    --ai-border: rgba(15, 23, 42, 0.08);
    --ai-blue: #3370ff;
    --ai-blue-deep: #1e4fff;
    --ai-cyan: #36c0ff;
    --ai-teal: #2ec5a7;
    --ai-shadow: 0 20px 60px rgba(15, 23, 42, 0.1);
    --ai-shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.07);
    --ai-radius-lg: 28px;
    --ai-radius-md: 20px;
    --ai-radius-sm: 14px;
    --ai-font: "HarmonyOS Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

html {
    scroll-behavior: smooth;
}

body.ai-site-body {
    background:
        radial-gradient(circle at top left, rgba(51, 112, 255, 0.12), transparent 26%),
        linear-gradient(180deg, #f7fbff 0%, #ffffff 42%, #f7f9fc 100%);
    color: var(--ai-text);
    font-family: var(--ai-font);
}

.ai-home section[id] {
    scroll-margin-top: 110px;
}

.ai-home .container-outer,
.ai-footer .container-outer {
    max-width: 1280px;
    padding-left: 32px;
    padding-right: 32px;
}

.ai-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 24px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    border: 1px solid transparent;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

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

.ai-btn-primary {
    color: #ffffff;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    box-shadow: 0 16px 28px rgba(51, 112, 255, 0.24);
}

.ai-btn-primary:hover {
    color: #ffffff;
    box-shadow: 0 20px 34px rgba(51, 112, 255, 0.3);
}

.ai-btn-secondary {
    color: var(--ai-text);
    background: rgba(255, 255, 255, 0.72);
    border-color: rgba(15, 23, 42, 0.1);
    backdrop-filter: blur(16px);
}

.ai-btn-secondary:hover {
    color: var(--ai-text);
    border-color: rgba(51, 112, 255, 0.28);
    box-shadow: var(--ai-shadow-soft);
}

.ai-section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.09);
}

.ai-section-heading {
    max-width: 760px;
    margin-bottom: 28px;
}

.ai-section-heading h2 {
    margin: 18px 0 14px;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.12;
    font-weight: 700;
    color: var(--ai-text);
}

.ai-section-heading p {
    font-size: 18px;
    line-height: 1.75;
    color: var(--ai-muted);
}

.ai-section-heading-centered {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.header.ai-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 72px;
    z-index: 1200;
    border-bottom: 1px solid transparent;
    background: transparent;
    backdrop-filter: none;
    transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    box-shadow: none;
}

.header.ai-header.scrolled,
.header.ai-header:hover {
    background: rgba(255, 255, 255, 0.92);
    border-color: var(--ai-border);
    box-shadow: var(--ai-shadow-soft);
    backdrop-filter: blur(18px);
}

.header.ai-header .header-content {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}

.header.ai-header .header-logo {
    width: auto;
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    z-index: auto;
    flex-shrink: 0;
}

.header.ai-header .header-logo a {
    display: inline-flex;
    align-items: center;
    height: auto;
}

.header.ai-header .brand-logo-image {
    display: block;
    width: auto !important;
    height: 34px !important;
    max-width: 168px !important;
    max-height: 34px !important;
    object-fit: contain;
    mix-blend-mode: multiply;
    filter: contrast(1.05) saturate(0.95);
}

.header.ai-header .nav-box {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-left: auto;
    float: none;
    flex-grow: 1;
    justify-content: space-between;
}

.header.ai-header .nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
    padding: 0;
    width: auto;
    flex: 1;
    justify-content: center;
    min-width: 0;
    list-style: none;
}

.header.ai-header .nav-menu li {
    position: relative;
    margin: 0;
    height: auto;
    display: block;
    list-style: none;
}

.header.ai-header .nav-menu a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 10px 14px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    color: rgba(15, 23, 42, 0.86);
    text-shadow: none;
    line-height: 1.2;
    white-space: nowrap;
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.header.ai-header .nav-menu a:hover {
    color: #0f172a;
    background: rgba(255, 255, 255, 0.56);
}

.header.ai-header .nav-menu a:visited,
.header.ai-header .nav-menu a:active {
    color: rgba(15, 23, 42, 0.86);
}

.header.ai-header .nav-menu > li > a {
    min-height: 44px;
    justify-content: center;
    gap: 8px;
}

.header.ai-header .nav-menu > li.is-current > a,
.header.ai-header .nav-menu > li:hover > a,
.header.ai-header .nav-menu > li.menu-open-desktop > a,
.header.ai-header .nav-menu > li:focus-within > a {
    color: #0f172a;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.05);
}

.header.ai-header .nav-menu > li.has-children > a::after {
    content: "";
    width: 7px;
    height: 7px;
    margin-top: -2px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    opacity: 0.56;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.header.ai-header .nav-menu > li:hover > a::after,
.header.ai-header .nav-menu > li.menu-open-desktop > a::after,
.header.ai-header .nav-menu > li:focus-within > a::after {
    transform: rotate(225deg);
    opacity: 0.88;
}

.header.ai-header .nav-menu .submenu-toggle {
    display: none;
}

.header.ai-header .nav-menu > li > ul {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(176px, 1fr));
    gap: 12px;
    width: max-content;
    min-width: 240px;
    max-width: min(920px, calc(100vw - 64px));
    padding: 16px;
    border-radius: 24px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 28px 56px rgba(15, 23, 42, 0.14);
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateX(-50%) translateY(14px);
    transition: opacity 0.24s ease, visibility 0.24s ease, transform 0.24s ease;
    z-index: 30;
}

.header.ai-header .nav-menu > li:nth-child(-n+2) > ul {
    left: 0;
    transform: translateY(14px);
}

.header.ai-header .nav-menu > li:nth-last-child(-n+4):not(.nav-mobile-cta) > ul {
    left: auto;
    right: 0;
    transform: translateY(14px);
}

.header.ai-header .nav-menu > li:hover > ul,
.header.ai-header .nav-menu > li:focus-within > ul,
.header.ai-header .nav-menu > li.menu-open-desktop > ul {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.header.ai-header .nav-menu > li:nth-child(-n+2):hover > ul,
.header.ai-header .nav-menu > li:nth-child(-n+2):focus-within > ul,
.header.ai-header .nav-menu > li:nth-child(-n+2).menu-open-desktop > ul,
.header.ai-header .nav-menu > li:nth-last-child(-n+4):not(.nav-mobile-cta):hover > ul,
.header.ai-header .nav-menu > li:nth-last-child(-n+4):not(.nav-mobile-cta):focus-within > ul,
.header.ai-header .nav-menu > li:nth-last-child(-n+4):not(.nav-mobile-cta).menu-open-desktop > ul {
    transform: translateY(0);
}

.header.ai-header .nav-submenu-item {
    min-width: 0;
}

.header.ai-header .nav-menu > li > ul > li > a {
    min-height: 46px;
    padding: 12px 14px;
    border-radius: 16px;
    color: var(--ai-title);
    font-size: 14px;
    font-weight: 700;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(241, 245, 249, 0.92));
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.04);
}

.header.ai-header .nav-menu > li > ul > li > a:hover,
.header.ai-header .nav-menu > li > ul > li.is-current > a {
    color: var(--ai-blue-deep);
    border-color: rgba(51, 112, 255, 0.18);
    background: linear-gradient(180deg, rgba(239, 245, 255, 0.98), rgba(232, 240, 255, 0.95));
    box-shadow: 0 14px 24px rgba(51, 112, 255, 0.12);
}

.header.ai-header .nav-menu > li > ul > li > ul {
    position: static;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 10px 0 0;
    padding: 0 2px;
    width: auto;
    min-width: 0;
    max-width: none;
    border: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
}

.header.ai-header .nav-menu > li > ul > li > ul > li > a {
    min-height: 36px;
    padding: 0 12px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 500;
    color: rgba(15, 23, 42, 0.74);
    background: transparent;
    border: 0;
    box-shadow: none;
}

.header.ai-header .nav-menu > li > ul > li > ul > li > a:hover,
.header.ai-header .nav-menu > li > ul > li > ul > li.is-current > a {
    color: var(--ai-title);
    background: rgba(15, 23, 42, 0.06);
}

.header.ai-header .nav-menu > li > ul > li > ul > li > ul {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0 0 12px;
    padding: 0;
    width: auto;
    min-width: 0;
    max-width: none;
    border: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
}

.header.ai-header .nav-menu > li > ul > li > ul > li > ul > li > a {
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: rgba(15, 23, 42, 0.64);
    background: rgba(15, 23, 42, 0.06);
    border: 0;
}

.header.ai-header .nav-menu > li > ul > li > ul > li > ul > li > a:hover,
.header.ai-header .nav-menu > li > ul > li > ul > li > ul > li.is-current > a {
    color: var(--ai-blue-deep);
    background: rgba(51, 112, 255, 0.12);
}

.header.ai-header .nav-mobile-cta {
    display: none;
}

.header.ai-header .nav-button {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 0;
    flex-shrink: 0;
}

.header.ai-header .nav-cta {
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    box-shadow: 0 14px 24px rgba(51, 112, 255, 0.22);
}

.header.ai-header .nav-cta:hover {
    color: #ffffff;
}

.header.ai-header .language {
    position: relative;
}

.header.ai-header .language > a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 52px;
    height: 44px;
    padding: 0 12px;
    border-radius: 14px;
    color: var(--ai-text);
    background: rgba(255, 255, 255, 0.62);
    border: 1px solid rgba(15, 23, 42, 0.06);
    backdrop-filter: blur(12px);
}

.header.ai-header::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.34));
    pointer-events: none;
    z-index: -1;
}

.header.ai-header .language > a span {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
}

.header.ai-header .language .language-show {
    left: auto;
    right: 0;
    top: calc(100% + 10px);
    width: 132px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: var(--ai-shadow-soft);
}

.header.ai-header .language .language-show a {
    justify-content: flex-start !important;
    padding: 13px 16px;
    border-radius: 0;
    font-size: 14px;
}

.header.ai-header .language .language-show a:hover {
    padding-left: 16px;
    color: #ffffff;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
}

.ai-home {
    position: relative;
    z-index: 1;
}

.ai-home section {
    position: relative;
}

.ai-hero-section {
    padding: 152px 0 72px;
    overflow: hidden;
}

.ai-hero-section::before,
.ai-hero-section::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(80px);
    pointer-events: none;
}

.ai-hero-section::before {
    top: -36px;
    right: 4%;
    width: 320px;
    height: 320px;
    background: rgba(51, 112, 255, 0.12);
}

.ai-hero-section::after {
    left: -4%;
    bottom: 28px;
    width: 260px;
    height: 260px;
    background: rgba(51, 112, 255, 0.08);
}

.ai-hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: 44px;
    align-items: center;
}

.ai-hero-copy h1 {
    margin: 20px 0 18px;
    font-size: clamp(40px, 5.8vw, 70px);
    line-height: 1.04;
    font-weight: 800;
    color: var(--ai-text);
    letter-spacing: -0.04em;
}

.ai-hero-lead {
    max-width: 620px;
    font-size: 19px;
    line-height: 1.85;
    color: var(--ai-muted);
}

.ai-hero-actions {
    display: flex;
    gap: 14px;
    margin: 32px 0 18px;
}

.ai-hero-note {
    margin-bottom: 26px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(15, 23, 42, 0.56);
}

.ai-hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ai-hero-highlights span {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    color: rgba(15, 23, 42, 0.76);
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(15, 23, 42, 0.07);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.04);
}

.hero-showcase {
    position: relative;
}

.hero-showcase-card {
    position: relative;
    padding: 24px;
    border-radius: 32px;
    background:
        linear-gradient(135deg, rgba(246, 250, 255, 0.96) 0%, rgba(255, 255, 255, 0.98) 62%),
        rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.04);
    box-shadow: 0 24px 56px rgba(51, 112, 255, 0.08);
}

.hero-showcase-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background:
        radial-gradient(circle at top left, rgba(51, 112, 255, 0.08), transparent 30%),
        radial-gradient(circle at bottom right, rgba(51, 112, 255, 0.05), transparent 24%);
    pointer-events: none;
}

.hero-showcase-top,
.hero-showcase-image,
.hero-showcase-bottom {
    position: relative;
    z-index: 1;
}

.hero-showcase-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.hero-showcase-label {
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ai-blue);
}

.hero-showcase-top h3 {
    font-size: 28px;
    line-height: 1.16;
    font-weight: 700;
    color: var(--ai-text);
}

.hero-showcase-pill {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.08);
}

.hero-showcase-image {
    padding: 16px;
    overflow: hidden;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.98));
    border: 0;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.hero-system-board {
    display: grid;
    gap: 14px;
}

.hero-system-topline {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-system-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: rgba(15, 23, 42, 0.56);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 23, 42, 0.06);
}

.hero-system-chip-active {
    color: #ffffff;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    border-color: transparent;
    box-shadow: 0 12px 24px rgba(51, 112, 255, 0.22);
}

.hero-system-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    align-items: stretch;
}

.hero-system-module {
    min-height: 96px;
    padding: 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
}

.hero-system-module-wide {
    grid-column: span 2;
    min-height: 104px;
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.12) 0%, rgba(54, 192, 255, 0.05) 100%),
        rgba(255, 255, 255, 0.96);
}

.hero-system-module-service {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-system-module strong {
    display: block;
    margin-bottom: 8px;
    font-size: 15px;
    line-height: 1.4;
    color: var(--ai-text);
}

.hero-system-module span {
    display: block;
    font-size: 12px;
    line-height: 1.65;
    color: var(--ai-muted);
}

.hero-showcase-bottom {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.hero-showcase-mini {
    padding: 16px 18px;
    border-radius: 20px;
    background: rgba(248, 250, 255, 0.94);
    border: 1px solid rgba(15, 23, 42, 0.04);
}

.hero-showcase-mini strong {
    display: block;
    margin-bottom: 6px;
    font-size: 15px;
    line-height: 1.4;
    color: var(--ai-text);
}

.hero-showcase-mini span {
    display: block;
    font-size: 13px;
    line-height: 1.7;
    color: var(--ai-muted);
}

.hero-cockpit {
    position: relative;
    padding: 30px;
    border-radius: 32px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.86)),
        linear-gradient(135deg, rgba(51, 112, 255, 0.08), rgba(54, 192, 255, 0.08));
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow: 0 40px 120px rgba(15, 23, 42, 0.14);
    overflow: hidden;
}

.hero-cockpit::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.08), transparent 28%),
        radial-gradient(circle at 90% 0%, rgba(54, 192, 255, 0.16), transparent 28%);
    pointer-events: none;
}

.hero-cockpit-top,
.hero-cockpit-grid,
.hero-cockpit-flow {
    position: relative;
    z-index: 1;
}

.hero-cockpit-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.cockpit-label {
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ai-blue);
}

.hero-cockpit-top h3 {
    font-size: 28px;
    line-height: 1.15;
    font-weight: 700;
    color: var(--ai-text);
}

.live-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    border-radius: 999px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--ai-teal) 0%, #1ea7d5 100%);
    box-shadow: 0 12px 24px rgba(46, 197, 167, 0.2);
}

.hero-cockpit-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.cockpit-card {
    min-height: 152px;
    padding: 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(15, 23, 42, 0.07);
}

.cockpit-card span {
    display: block;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.56);
}

.cockpit-card strong {
    display: block;
    margin-bottom: 12px;
    font-size: 34px;
    line-height: 1;
    font-weight: 800;
    color: var(--ai-text);
}

.cockpit-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--ai-muted);
}

.cockpit-card-accent {
    background: linear-gradient(135deg, rgba(51, 112, 255, 0.12) 0%, rgba(54, 192, 255, 0.08) 100%);
    border-color: rgba(51, 112, 255, 0.14);
}

.cockpit-card-accent strong {
    font-size: 24px;
    line-height: 1.25;
}

.hero-cockpit-flow {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}

.flow-item {
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 14px;
    align-items: flex-start;
    padding: 16px 18px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.04);
}

.flow-step {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    font-size: 15px;
    font-weight: 800;
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.12);
}

.flow-item h4 {
    margin-bottom: 6px;
    font-size: 16px;
    font-weight: 700;
    color: var(--ai-text);
}

.flow-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--ai-muted);
}

.ai-statement-section,
.ai-trust-strip-section,
.ai-products-section,
.ai-product-showcase-section,
.ai-product-portals-section,
.ai-cases-section,
.ai-capabilities-section,
.ai-scenarios-section,
.ai-comparison-section,
.ai-proof-section,
.ai-pricing-section {
    padding: 32px 0 48px;
}

.ai-products-section {
    padding: 0 0 54px;
    margin-top: -88px;
    z-index: 3;
}

.trust-strip {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 28px;
    align-items: center;
    padding: 40px;
    border-radius: 34px;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(241, 247, 255, 0.98) 0%, rgba(255, 255, 255, 0.98) 64%),
        rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.06);
}

.trust-strip::before {
    content: "";
    position: absolute;
    right: -8%;
    bottom: -28%;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(143, 180, 255, 0.24) 0%, rgba(143, 180, 255, 0) 72%);
    pointer-events: none;
}

.trust-strip .ai-section-kicker {
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.08);
}

.trust-strip-copy,
.trust-strip-stats {
    position: relative;
    z-index: 1;
}

.trust-strip-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.trust-strip-copy h2 {
    margin: 18px 0 0;
    font-size: clamp(30px, 3.8vw, 44px);
    line-height: 1.15;
    font-weight: 700;
    color: var(--ai-text);
}

.trust-strip-copy p {
    margin-top: 18px;
    max-width: 560px;
    font-size: 17px;
    line-height: 1.85;
    color: var(--ai-muted);
}

.trust-strip-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    padding: 0;
}

.trust-stat {
    position: relative;
    min-height: 150px;
    padding: 22px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(15, 23, 42, 0.06);
    transition: transform 0.28s ease, background 0.28s ease, border-color 0.28s ease;
}

.trust-stat::before {
    content: "";
    position: absolute;
    top: 22px;
    left: 22px;
    width: 36px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(143, 180, 255, 0.9) 0%, rgba(46, 197, 167, 0.9) 100%);
}

.trust-stat:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.96);
    border-color: rgba(51, 112, 255, 0.12);
}

.trust-stat strong {
    display: block;
    margin: 34px 0 10px;
    font-size: 28px;
    line-height: 1;
    font-weight: 800;
    color: var(--ai-text);
}

.trust-stat span {
    display: block;
    font-size: 14px;
    line-height: 1.7;
    color: var(--ai-muted);
}

.statement-grid,
.product-suite-grid,
.cases-grid,
.capability-grid,
.scenario-grid,
.pricing-grid {
    display: grid;
    gap: 20px;
}

.statement-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.statement-card,
.product-suite-card,
.capability-card,
.scenario-card,
.comparison-table,
.proof-panel,
.pricing-card,
.cta-panel {
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: var(--ai-shadow-soft);
    backdrop-filter: blur(18px);
}

.statement-card {
    padding: 32px;
    border-radius: var(--ai-radius-lg);
}

.statement-card-primary {
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.12) 0%, rgba(54, 192, 255, 0.05) 100%),
        rgba(255, 255, 255, 0.9);
}

.statement-eyebrow {
    margin-bottom: 14px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ai-blue);
}

.statement-card h3 {
    margin-bottom: 14px;
    font-size: 32px;
    line-height: 1.15;
    font-weight: 700;
    color: var(--ai-text);
}

.statement-card p,
.statement-list li {
    font-size: 17px;
    line-height: 1.85;
    color: var(--ai-muted);
}

.statement-list {
    display: grid;
    gap: 14px;
}

.statement-list li {
    position: relative;
    padding-left: 24px;
}

.statement-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-cyan) 100%);
}

.product-suite-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-radius: 32px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(18px);
}

.cases-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    grid-auto-flow: dense;
    align-items: stretch;
}

.product-suite-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 252px;
    padding: 28px 28px 26px;
    border-radius: 0;
    overflow: hidden;
    text-decoration: none;
    background: transparent;
    border: 0;
    box-shadow: none;
    transition: background 0.28s ease, transform 0.28s ease;
}

.product-suite-card:not(:last-child) {
    border-right: 1px solid rgba(15, 23, 42, 0.06);
}

.product-suite-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(51, 112, 255, 0.03), transparent 42%);
    pointer-events: none;
}

.product-suite-card-featured {
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.14) 0%, rgba(54, 192, 255, 0.05) 100%),
        rgba(255, 255, 255, 0.92);
}

.product-suite-card:hover {
    text-decoration: none;
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.08) 0%, rgba(54, 192, 255, 0.035) 100%),
        rgba(255, 255, 255, 0.92);
    transform: translateY(-2px);
}

.product-suite-tag {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: 18px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 800;
    color: var(--ai-blue);
    background: linear-gradient(180deg, rgba(51, 112, 255, 0.12), rgba(51, 112, 255, 0.06));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.product-suite-mode {
    position: relative;
    z-index: 1;
    margin-bottom: 12px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.46);
}

.product-suite-card h3,
.case-list-card h3,
.capability-card h3,
.scenario-card h3,
.pricing-card h3 {
    margin-bottom: 12px;
    font-size: 24px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--ai-text);
}

.product-suite-subtitle,
.case-list-card p,
.capability-card p,
.pricing-card p {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ai-muted);
}

.product-suite-card h3 {
    margin-bottom: 12px;
    font-size: 20px;
    line-height: 1.26;
}

.product-suite-card .product-suite-subtitle {
    margin-bottom: auto;
    max-width: 18ch;
    font-size: 14px;
    line-height: 1.7;
}

.product-suite-action {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    margin-top: 26px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    color: rgba(15, 23, 42, 0.78);
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.product-suite-card-featured .product-suite-action {
    color: var(--ai-blue);
    background: rgba(255, 255, 255, 0.92);
}

.product-suite-card:not(.product-suite-card-featured) .product-suite-action {
    padding-right: 34px;
    background: transparent;
    border-color: rgba(15, 23, 42, 0.06);
}

.product-suite-card:not(.product-suite-card-featured) .product-suite-action::after {
    content: "->";
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    font-weight: 800;
    color: var(--ai-blue);
}

.case-card {
    position: relative;
    isolation: isolate;
    min-height: 100%;
    border: 1px solid rgba(15, 23, 42, 0.06);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(51, 112, 255, 0.16);
    box-shadow: 0 28px 70px rgba(15, 23, 42, 0.12);
}

.case-card {
    border-radius: 30px;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 248, 255, 0.94) 100%);
    box-shadow: 0 18px 44px rgba(15, 23, 42, 0.06);
}

.case-card a {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: 26px;
}

.case-card-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 100%;
}

.case-card-media {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.case-card-media::before {
    content: "";
    position: absolute;
    inset: 18px 18px 18px 42%;
    border-radius: 28px;
    background-image:
        linear-gradient(180deg, rgba(8, 99, 196, 0.12), rgba(8, 99, 196, 0.02)),
        var(--case-image);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.24),
        0 16px 30px rgba(15, 23, 42, 0.08);
    opacity: 0.96;
    transform: scale(1.03);
    transform-origin: center;
    transition: transform 0.38s ease, filter 0.38s ease;
    filter: saturate(1.02);
}

.case-card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(112deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 38%, rgba(255, 255, 255, 0.82) 62%, rgba(255, 255, 255, 0.36) 100%),
        radial-gradient(circle at 88% 18%, rgba(51, 112, 255, 0.18), transparent 34%);
}

.case-card:first-child {
    grid-row: span 2;
}

.case-card:first-child a {
    padding: 32px;
}

.case-card:first-child .case-card-content {
    gap: 16px;
}

.case-card:first-child .case-card-media::before {
    inset: 43% 18px 18px 18px;
    border-radius: 30px;
    background-position: center 58%;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.22),
        0 20px 36px rgba(15, 23, 42, 0.12);
}

.case-card:first-child .case-card-media::after {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 30%, rgba(255, 255, 255, 0.84) 52%, rgba(255, 255, 255, 0.24) 100%),
        radial-gradient(circle at 80% 78%, rgba(51, 112, 255, 0.2), transparent 42%);
}

.case-card:first-child .case-card-index {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    font-size: 15px;
}

.case-card:first-child h3 {
    font-size: clamp(30px, 3vw, 38px);
    line-height: 1.12;
}

.case-card:first-child p {
    -webkit-line-clamp: 5;
}

.case-card:first-child .case-card-tags {
    margin-top: auto;
}

.case-card:hover .case-card-media::before {
    transform: scale(1.06);
    filter: saturate(1.06);
}

.case-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.case-card-top em {
    font-size: 13px;
    font-style: normal;
    color: rgba(15, 23, 42, 0.48);
}

.case-card-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 800;
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.1);
}

.case-card h3 {
    margin-bottom: 0;
    font-size: 28px;
    line-height: 1.2;
    color: var(--ai-text);
}

.case-card p {
    margin-bottom: 0;
    font-size: 16px;
    line-height: 1.85;
    color: var(--ai-muted);
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.case-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.case-card-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: rgba(15, 23, 42, 0.72);
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(8px);
}

.case-showcase-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    font-size: 14px;
    font-weight: 700;
    color: var(--ai-text);
}

.cases-showcase-cta {
    margin-top: 24px;
}

.product-suite-card ul {
    display: grid;
    gap: 12px;
    margin-top: 22px;
}

.product-suite-card li {
    position: relative;
    padding-left: 20px;
    font-size: 15px;
    line-height: 1.7;
    color: var(--ai-text);
}

.product-suite-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ai-teal);
}

.product-detail-stack,
.portal-grid {
    display: grid;
    gap: 22px;
}

.product-detail-stack {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
    gap: 16px;
}

.product-detail-card,
.portal-card {
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: var(--ai-shadow-soft);
    backdrop-filter: blur(18px);
}

.product-detail-card {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    gap: 18px;
    align-items: stretch;
    height: 100%;
    padding: 18px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(252, 253, 255, 0.98) 100%);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.05);
    backdrop-filter: none;
    overflow: hidden;
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.product-detail-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(51, 112, 255, 0.08), transparent 40%);
    pointer-events: none;
}

.product-detail-card:nth-child(2)::before {
    background:
        radial-gradient(circle at top right, rgba(46, 197, 167, 0.1), transparent 42%),
        radial-gradient(circle at bottom left, rgba(51, 112, 255, 0.06), transparent 34%);
}

.product-detail-card:nth-child(3)::before {
    background:
        radial-gradient(circle at top right, rgba(51, 112, 255, 0.08), transparent 38%),
        radial-gradient(circle at bottom left, rgba(46, 197, 167, 0.08), transparent 36%);
}

.product-detail-card > * {
    position: relative;
    z-index: 1;
}

.product-detail-card:hover {
    transform: translateY(-4px);
    border-color: rgba(51, 112, 255, 0.14);
    box-shadow: 0 24px 54px rgba(15, 23, 42, 0.08);
}

.product-detail-card-reverse .product-detail-media {
    order: initial;
}

.product-detail-card-reverse .product-detail-copy {
    order: initial;
}

.product-detail-copy {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
    padding: 0 2px 2px;
}

.product-detail-media {
    display: flex;
}

.product-detail-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 40px 10px 10px;
    border-radius: 18px;
    overflow: hidden;
    height: 292px;
    min-height: 292px;
    background:
        linear-gradient(180deg, rgba(248, 251, 255, 0.98) 0%, rgba(255, 255, 255, 0.98) 100%),
        #ffffff;
    border: 1px solid rgba(51, 112, 255, 0.07);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.94), 0 12px 24px rgba(15, 23, 42, 0.035);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.product-detail-visual::before {
    content: "";
    position: absolute;
    top: -72px;
    right: -36px;
    width: 168px;
    height: 168px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(51, 112, 255, 0.16) 0%, rgba(54, 192, 255, 0.1) 34%, transparent 70%);
    pointer-events: none;
}

.product-detail-visual::after {
    content: "";
    position: absolute;
    inset: 12px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.74);
    pointer-events: none;
}

.product-detail-visual-lowcode::before {
    background: radial-gradient(circle, rgba(51, 112, 255, 0.16) 0%, rgba(54, 192, 255, 0.08) 34%, transparent 70%);
}

.product-detail-visual-crm::before {
    background: radial-gradient(circle, rgba(46, 197, 167, 0.16) 0%, rgba(51, 112, 255, 0.08) 36%, transparent 70%);
}

.product-detail-visual-project::before {
    background: radial-gradient(circle, rgba(51, 112, 255, 0.14) 0%, rgba(46, 197, 167, 0.1) 36%, transparent 72%);
}

.product-detail-card:hover .product-detail-visual {
    transform: translateY(-2px);
    border-color: rgba(51, 112, 255, 0.12);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.96), 0 16px 30px rgba(15, 23, 42, 0.05);
}

.product-detail-domain {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 24px;
    padding: 0 10px 0 9px;
    border-radius: 999px;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--ai-text);
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.04);
    backdrop-filter: blur(12px);
}

.product-detail-domain::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-cyan) 100%);
}

.product-ui-window {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    min-height: 100%;
    border-radius: 15px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 250, 255, 0.98));
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.04);
}

.product-ui-window::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.68);
    pointer-events: none;
}

.product-ui-toolbar {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 28px;
    padding: 0 10px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    background: linear-gradient(180deg, rgba(246, 250, 255, 0.96), rgba(255, 255, 255, 0.96));
}

.product-ui-toolbar span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.16);
}

.product-ui-toolbar span:first-child {
    background: rgba(51, 112, 255, 0.32);
}

.product-ui-toolbar span:nth-child(2) {
    background: rgba(46, 197, 167, 0.32);
}

.lowcode-stage {
    display: grid;
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 8px;
    padding: 10px;
}

.lowcode-menu {
    display: grid;
    gap: 6px;
}

.lowcode-menu-item {
    padding: 12px 10px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.025);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
}

.lowcode-menu-item strong {
    display: block;
    margin-bottom: 4px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--ai-blue);
}

.lowcode-menu-item span {
    display: block;
    font-size: 11px;
    line-height: 1.5;
    color: var(--ai-text);
}

.lowcode-menu-item:nth-child(3) {
    display: none;
}

.lowcode-menu-item-active {
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.12) 0%, rgba(54, 192, 255, 0.05) 100%),
        rgba(255, 255, 255, 0.92);
    border-color: rgba(51, 112, 255, 0.14);
}

.lowcode-canvas {
    display: grid;
    gap: 10px;
    padding: 12px;
    border-radius: 16px;
    background: linear-gradient(145deg, rgba(51, 112, 255, 0.05), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(51, 112, 255, 0.08);
}

.lowcode-node-row {
    display: none;
}

.lowcode-node {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: var(--ai-blue);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(51, 112, 255, 0.1);
}

.lowcode-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

.lowcode-grid span {
    display: block;
    height: 34px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.025);
}

.lowcode-grid span:first-child,
.lowcode-grid span:nth-child(4) {
    grid-column: span 2;
}

.lowcode-grid span:nth-child(n + 5) {
    display: none;
}

.lowcode-ai-card {
    padding: 12px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 255, 0.96));
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.lowcode-ai-card strong {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--ai-text);
}

.lowcode-ai-lines {
    display: grid;
    gap: 6px;
}

.lowcode-ai-lines span {
    display: block;
    height: 7px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(51, 112, 255, 0.34), rgba(54, 192, 255, 0.12));
}

.lowcode-ai-lines span:nth-child(2) {
    width: 82%;
}

.lowcode-ai-lines span:nth-child(3) {
    width: 64%;
}

.platform-stage {
    display: grid;
    gap: 14px;
    padding: 14px;
}

.platform-core {
    padding: 18px;
    border-radius: 18px;
    background:
        radial-gradient(circle at top right, rgba(54, 192, 255, 0.18), transparent 30%),
        linear-gradient(145deg, #0f172a 0%, #1a3f9c 52%, #3370ff 100%);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.18);
}

.platform-core span {
    display: block;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
}

.platform-core strong {
    display: block;
    margin: 8px 0 10px;
    font-size: 24px;
    line-height: 1.18;
    color: #ffffff;
}

.platform-core p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.78);
}

.platform-node-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.platform-node {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    border-radius: 16px;
    background: rgba(51, 112, 255, 0.08);
    border: 1px solid rgba(51, 112, 255, 0.1);
    font-size: 13px;
    font-weight: 700;
    color: var(--ai-text);
}

.platform-stat-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.platform-stat {
    padding: 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.platform-stat strong {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 800;
    color: var(--ai-blue);
}

.platform-stat span {
    display: block;
    font-size: 13px;
    line-height: 1.65;
    color: var(--ai-muted);
}

.crm-stage-board {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px;
    height: calc(100% - 28px);
    min-height: calc(100% - 28px);
}

.crm-stage-lanes {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

.crm-stage-column {
    display: grid;
    gap: 8px;
    padding: 10px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.025);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
}

.crm-stage-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.crm-stage-head em {
    font-style: normal;
    font-size: 10px;
    font-weight: 800;
    color: var(--ai-blue);
}

.crm-stage-head span {
    font-size: 12px;
    font-weight: 700;
    color: var(--ai-text);
}

.crm-stage-card {
    height: 34px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.025);
}

.crm-stage-column .crm-stage-card:last-child {
    display: none;
}

.crm-stage-card-accent {
    background: linear-gradient(135deg, rgba(51, 112, 255, 0.18), rgba(255, 255, 255, 0.94));
}

.crm-stage-card-success {
    background: linear-gradient(135deg, rgba(46, 197, 167, 0.16), rgba(255, 255, 255, 0.94));
}

.crm-ai-note {
    padding: 12px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.04), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.crm-ai-note strong {
    display: block;
    margin-bottom: 0;
    font-size: 12px;
    line-height: 1.6;
    color: var(--ai-text);
}

.crm-ai-note-tags {
    display: none;
}

.project-stage {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px;
    height: calc(100% - 28px);
    min-height: calc(100% - 28px);
}

.project-progress-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.project-progress-strip span {
    font-size: 12px;
    font-weight: 700;
    color: var(--ai-text);
}

.project-progress-strip strong {
    font-size: 17px;
    line-height: 1;
    color: var(--ai-blue);
}

.project-progress-bar {
    height: 9px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.08);
    overflow: hidden;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08);
}

.project-progress-bar span {
    display: block;
    width: 83%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--ai-blue) 0%, rgba(54, 192, 255, 0.86) 100%);
}

.project-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.project-board-column {
    display: grid;
    gap: 8px;
    padding: 10px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.025);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
}

.project-board-column-active {
    background: linear-gradient(135deg, rgba(51, 112, 255, 0.1), rgba(255, 255, 255, 0.92));
    border-color: rgba(51, 112, 255, 0.14);
}

.project-board-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.project-board-head span {
    font-size: 12px;
    font-weight: 700;
    color: var(--ai-text);
}

.project-board-head em {
    font-style: normal;
    font-size: 11px;
    font-weight: 700;
    color: rgba(15, 23, 42, 0.46);
}

.project-task {
    height: 32px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.025);
}

.project-board-column .project-task:last-child {
    display: none;
}

.project-task-success {
    background: linear-gradient(135deg, rgba(46, 197, 167, 0.12), rgba(255, 255, 255, 0.94));
}

.crm-stage-meta,
.project-stage-meta,
.product-extension-points {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.crm-stage-meta,
.project-stage-meta {
    margin-top: auto;
}

.crm-stage-meta span,
.project-stage-meta span,
.product-extension-points span {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    color: rgba(15, 23, 42, 0.62);
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.model-service-panel {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    width: 100%;
    min-height: 220px;
    padding: 64px 18px 18px;
    border-radius: 18px;
    background:
        radial-gradient(circle at top right, rgba(54, 192, 255, 0.24), transparent 34%),
        linear-gradient(145deg, #0f172a 0%, #173a7a 50%, #3370ff 100%);
    box-shadow: 0 20px 48px rgba(15, 23, 42, 0.22);
}

.model-service-eyebrow {
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.72);
}

.model-service-panel h4 {
    margin-bottom: 10px;
    font-size: 28px;
    line-height: 1.1;
    font-weight: 800;
    color: #ffffff;
}

.model-service-panel > p {
    max-width: 420px;
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.76);
}

.model-service-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.model-service-pills span {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.product-detail-copy h3 {
    margin-bottom: 10px;
    font-size: clamp(18px, 1.55vw, 23px);
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ai-text);
}

.product-detail-lead {
    font-size: 13px;
    line-height: 1.62;
    color: var(--ai-muted);
}

.product-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
    padding-top: 14px;
}

.product-detail-actions .ai-btn {
    min-height: 38px;
    padding: 0 16px;
    font-size: 14px;
    font-weight: 700;
}

.product-extension-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.product-extension-card {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: center;
    gap: 16px;
    min-height: 208px;
    padding: 24px;
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.05);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.product-extension-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(51, 112, 255, 0.12), transparent 40%);
    pointer-events: none;
}

.product-extension-card::after {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.72);
    pointer-events: none;
}

.product-extension-card-pricing::before {
    background: radial-gradient(circle at top right, rgba(46, 197, 167, 0.14), transparent 42%);
}

.product-extension-card-pricing {
    border-color: rgba(46, 197, 167, 0.12);
}

.product-extension-card:hover {
    transform: translateY(-3px);
    text-decoration: none;
    border-color: rgba(51, 112, 255, 0.14);
    box-shadow: 0 22px 48px rgba(15, 23, 42, 0.08);
}

.product-extension-copy,
.product-extension-visual {
    position: relative;
    z-index: 1;
}

.product-extension-copy {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
}

.product-extension-kicker {
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ai-blue);
}

.product-extension-card h3 {
    margin-bottom: 10px;
    font-size: clamp(20px, 1.7vw, 26px);
    line-height: 1.2;
    font-weight: 700;
    color: var(--ai-text);
}

.product-extension-card p {
    font-size: 14px;
    line-height: 1.62;
    color: var(--ai-muted);
}

.product-extension-points {
    margin-top: 12px;
}

.product-extension-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 14px;
    font-size: 13px;
    font-weight: 700;
    color: var(--ai-blue);
}

.product-extension-link svg {
    width: 16px;
    height: 16px;
}

.product-extension-visual {
    justify-self: end;
    width: 100%;
    max-width: 210px;
    min-height: 156px;
    padding: 16px;
    border-radius: 18px;
    border: 1px solid rgba(15, 23, 42, 0.05);
    background: linear-gradient(180deg, rgba(246, 250, 255, 0.98), rgba(255, 255, 255, 0.98));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.product-extension-card:hover .product-extension-visual {
    transform: translateY(-2px);
    border-color: rgba(51, 112, 255, 0.12);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.94), 0 16px 30px rgba(15, 23, 42, 0.05);
}

.product-extension-visual-platform {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, rgba(246, 250, 255, 0.98), rgba(255, 255, 255, 0.98));
}

.extension-platform-orbit {
    position: relative;
    width: 100%;
    max-width: 184px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    border: 1px solid rgba(51, 112, 255, 0.08);
    background: radial-gradient(circle at center, rgba(51, 112, 255, 0.1), transparent 64%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.extension-platform-orbit::before {
    content: "";
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    border: 1px dashed rgba(51, 112, 255, 0.12);
}

.extension-platform-core {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 84px;
    height: 84px;
    border-radius: 50%;
    text-align: center;
    background: linear-gradient(135deg, var(--ai-blue) 0%, rgba(54, 192, 255, 0.92) 100%);
    box-shadow: 0 18px 32px rgba(51, 112, 255, 0.24);
}

.extension-platform-core strong {
    font-size: 13px;
    line-height: 1.35;
    font-weight: 700;
    color: #ffffff;
}

.extension-platform-chip {
    position: absolute;
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 11px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    color: var(--ai-text);
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.05);
}

.extension-platform-chip-top {
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
}

.extension-platform-chip-left {
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
}

.extension-platform-chip-right {
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
}

.product-extension-visual-pricing {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(243, 248, 255, 0.98), rgba(243, 255, 251, 0.98));
}

.extension-plan-stack {
    width: 100%;
    max-width: 196px;
    display: grid;
    gap: 10px;
}

.extension-plan-pill {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 58px;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.04);
}

.extension-plan-pill:nth-child(1) {
    margin-right: 18px;
}

.extension-plan-pill:nth-child(3) {
    margin-left: 18px;
}

.extension-plan-pill strong {
    font-size: 15px;
    line-height: 1.4;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ai-text);
}

.extension-plan-pill span {
    display: none;
}

.extension-plan-pill-active {
    background: linear-gradient(135deg, rgba(51, 112, 255, 0.14), rgba(255, 255, 255, 0.96));
    border-color: rgba(51, 112, 255, 0.14);
}

.extension-plan-pill-active strong {
    color: var(--ai-blue);
}

.portal-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.portal-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 100%;
    padding: 28px;
    border-radius: 28px;
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.portal-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(51, 112, 255, 0.08), transparent 40%);
    pointer-events: none;
}

.portal-card:hover {
    transform: translateY(-4px);
    text-decoration: none;
    border-color: rgba(51, 112, 255, 0.16);
    box-shadow: 0 24px 58px rgba(15, 23, 42, 0.12);
}

.portal-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 800;
    color: var(--ai-blue);
    background: rgba(51, 112, 255, 0.12);
}

.portal-domain {
    margin: 2px 0 0;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.46);
}

.portal-card h3 {
    margin-bottom: 0;
    font-size: 24px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--ai-text);
}

.portal-card p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--ai-muted);
}

.portal-action {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    box-shadow: 0 14px 28px rgba(51, 112, 255, 0.22);
}

.capability-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.capability-card {
    padding: 28px;
    border-radius: 24px;
}

.scenario-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scenario-card {
    padding: 30px;
    border-radius: var(--ai-radius-lg);
}

.scenario-compare {
    display: grid;
    gap: 18px;
    margin-top: 24px;
}

.scenario-compare div {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.04);
}

.scenario-compare span {
    display: block;
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ai-blue);
}

.scenario-compare p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--ai-text);
}

.comparison-table {
    border-radius: var(--ai-radius-lg);
    overflow: hidden;
}

.comparison-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.comparison-row > div {
    padding: 22px 24px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--ai-text);
}

.comparison-row > div:first-child {
    color: var(--ai-muted);
    background: rgba(15, 23, 42, 0.03);
}

.comparison-row > div:last-child {
    font-weight: 700;
}

.comparison-row + .comparison-row {
    border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.comparison-head > div {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.comparison-head > div:last-child {
    color: var(--ai-blue);
}

.proof-panel {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 24px;
    align-items: center;
    padding: 32px;
    border-radius: var(--ai-radius-lg);
}

.proof-copy h2 {
    margin: 18px 0 12px;
    font-size: 32px;
    line-height: 1.18;
    font-weight: 700;
    color: var(--ai-text);
}

.proof-copy p {
    font-size: 17px;
    line-height: 1.85;
    color: var(--ai-muted);
}

.proof-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: flex-end;
}

.proof-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
    color: var(--ai-text);
    background: rgba(15, 23, 42, 0.05);
}

.pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
}

.pricing-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
    padding: 32px;
    border-radius: var(--ai-radius-lg);
}

.pricing-card .pricing-mode {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    margin: 20px 0 16px;
    padding: 18px 20px;
    border-radius: 22px;
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(15, 23, 42, 0.06);
}

.pricing-card .pricing-mode-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.48);
}

.pricing-card .pricing-mode strong {
    font-size: 24px;
    line-height: 1.2;
    font-weight: 800;
    color: var(--ai-text);
}

.pricing-card .pricing-mode em {
    font-style: normal;
    font-size: 14px;
    line-height: 1.6;
    color: var(--ai-muted);
}

.pricing-card .ai-btn {
    margin-top: auto;
}

.pricing-card-featured {
    background:
        linear-gradient(180deg, rgba(51, 112, 255, 0.12), rgba(54, 192, 255, 0.05)),
        rgba(255, 255, 255, 0.92);
    border-color: rgba(51, 112, 255, 0.16);
    box-shadow: 0 26px 64px rgba(51, 112, 255, 0.14);
}

.pricing-card-featured .pricing-mode {
    background: rgba(255, 255, 255, 0.74);
    border-color: rgba(51, 112, 255, 0.14);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    right: 24px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffffff;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    box-shadow: 0 14px 24px rgba(51, 112, 255, 0.22);
}

.pricing-card-featured h3 {
    padding-right: 0;
    font-size: 22px;
    white-space: nowrap;
}

.ai-cta-section {
    padding: 32px 0 92px;
}

.cta-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    padding: 36px;
    border-radius: 34px;
    background:
        linear-gradient(135deg, rgba(51, 112, 255, 0.12) 0%, rgba(54, 192, 255, 0.06) 100%),
        rgba(255, 255, 255, 0.92);
}

.cta-copy h2 {
    margin: 18px 0 12px;
    font-size: 34px;
    line-height: 1.15;
    font-weight: 700;
    color: var(--ai-text);
}

.cta-copy p {
    font-size: 17px;
    line-height: 1.8;
    color: var(--ai-muted);
}

.cta-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.ai-footer {
    padding: 0 0 28px;
    background: transparent;
    color: var(--ai-text);
}

.ai-footer .footer-cta-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    padding: 34px 36px;
    margin-bottom: 18px;
    border-radius: 34px;
    background:
        linear-gradient(135deg, rgba(15, 23, 42, 0.96) 0%, #1e2d55 55%, #274cb3 100%);
    box-shadow: 0 30px 70px rgba(15, 23, 42, 0.18);
}

.ai-footer .footer-cta-panel .ai-section-kicker {
    color: #8fb4ff;
    background: rgba(255, 255, 255, 0.08);
}

.ai-footer .footer-cta-copy h2 {
    margin: 18px 0 12px;
    font-size: 34px;
    line-height: 1.15;
    font-weight: 700;
    color: #ffffff;
}

.ai-footer .footer-cta-copy p {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.74);
}

.ai-footer .footer-cta-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.ai-footer .footer-cta-actions .ai-btn-secondary {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.18);
}

.ai-footer .footer-main {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, 0.8fr));
    gap: 22px;
    padding: 30px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: var(--ai-shadow-soft);
}

.ai-footer .footer-brand-lockup {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.ai-footer .footer-brand-text {
    max-width: 360px;
    font-size: 16px;
    line-height: 1.8;
    color: var(--ai-muted);
}

.ai-footer h3 {
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 800;
    color: var(--ai-text);
}

.ai-footer .footer-links,
.ai-footer .footer-contact,
.ai-footer .footer-follow {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-footer .footer-links a,
.ai-footer .footer-contact a {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.04);
}

.ai-footer .footer-links a {
    font-weight: 600;
    color: var(--ai-text);
}

.ai-footer .footer-contact a span,
.ai-footer .footer-contact-line span {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.48);
}

.ai-footer .footer-contact a strong,
.ai-footer .footer-contact-line strong {
    font-size: 15px;
    line-height: 1.7;
    color: var(--ai-text);
}

.ai-footer .footer-contact-line {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.04);
}

.ai-footer .footer-qr-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.ai-footer .footer-qr-card {
    padding: 14px;
    border-radius: 20px;
    text-align: center;
    background: rgba(15, 23, 42, 0.04);
}

.ai-footer .footer-qr-card img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 14px;
}

.ai-footer .footer-qr-card span {
    display: block;
    margin-top: 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--ai-text);
}

.ai-footer .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 18px;
    padding: 0 6px;
    color: rgba(15, 23, 42, 0.54);
    font-size: 13px;
    border-top: none;
}

.ai-footer .footer-bottom .copyright,
.ai-footer .footer-bottom .beian {
    float: none;
}

.ai-footer .footer-bottom a {
    color: rgba(15, 23, 42, 0.54);
}

.ai-float-btn {
    right: 18px;
    bottom: 30px;
    padding: 10px 0;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: var(--ai-shadow-soft);
}

.ai-float-btn .btn-item {
    width: 58px;
    height: 52px;
}

.ai-float-btn .btn-item span {
    color: var(--ai-text);
}

.ai-float-btn .btn-item:hover .float-icon svg path {
    stroke: var(--ai-blue);
}

.ai-float-btn .btn-item .show.info {
    right: 74px;
    border-radius: 18px;
    border-color: rgba(15, 23, 42, 0.06);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--ai-shadow-soft);
}

.ai-float-btn .btn-item .show.info h5 {
    color: var(--ai-text);
    font-size: 14px;
    font-weight: 700;
    opacity: 1;
}

.ai-float-btn .btn-item .show.info span {
    color: var(--ai-text);
    font-size: 15px;
}

.demo-overlay.message-overlay {
    z-index: 1400;
    background: rgba(15, 23, 42, 0.58);
    backdrop-filter: blur(10px);
}

.demo-overlay .message-box {
    max-width: 640px;
    padding: 34px;
    border-radius: 32px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.24);
}

.demo-overlay .message-close-btn {
    top: 18px;
    right: 18px;
}

.demo-overlay .message-title {
    margin-bottom: 12px;
    font-size: 32px;
    line-height: 1.15;
    font-weight: 700;
    color: var(--ai-text);
    text-align: left;
}

.demo-overlay .message-intro {
    margin-bottom: 22px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--ai-muted);
}

.demo-overlay .form-group input,
.demo-overlay .form-group textarea {
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    background: rgba(15, 23, 42, 0.03);
    color: var(--ai-text);
}

.demo-overlay .form-group.has-icon input,
.demo-overlay .form-group.has-icon textarea {
    padding-left: 48px;
}

.demo-overlay .form-group svg {
    left: 16px;
    top: 18px;
    transform: none;
}

.demo-overlay .form-group.textarea-icon svg {
    top: 16px;
}

.demo-overlay .form-group .required-star {
    right: 16px;
}

.demo-overlay .captcha-container {
    display: grid;
    grid-template-columns: 1fr minmax(0, 1.4fr);
}

.demo-overlay .captcha-container .captcha-img {
    height: 56px;
    border-radius: 18px;
}

.demo-overlay .captcha-container .captcha-input {
    min-width: 0;
}

.demo-overlay .message-submit-btn {
    min-height: 56px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
}

.demo-overlay .message-submit-btn:hover {
    background: linear-gradient(135deg, #2b64f1 0%, #1c46dc 100%);
}

@media (max-width: 1200px) {
    .header.ai-header .header-content,
    .ai-home .container-outer,
    .ai-footer .container-outer {
        padding-left: 24px;
        padding-right: 24px;
    }

    .ai-hero-layout,
    .trust-strip,
    .statement-grid,
    .proof-panel,
    .cta-panel,
    .ai-footer .footer-main,
    .ai-footer .footer-cta-panel {
        grid-template-columns: 1fr;
    }

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

    .scenario-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .product-suite-grid,
    .portal-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
        background: transparent;
        border: 0;
        box-shadow: none;
    }

    .product-suite-card {
        border-radius: 24px;
        border: 1px solid rgba(15, 23, 42, 0.06);
        background: rgba(255, 255, 255, 0.88);
        box-shadow: var(--ai-shadow-soft);
    }

    .product-suite-card:not(:last-child) {
        border-right: 0;
    }

    .hero-showcase-bottom {
        grid-template-columns: 1fr;
    }

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

    .trust-strip {
        padding: 32px;
    }

    .trust-strip-stats {
        padding: 0;
    }

    .trust-stat {
        min-height: 132px;
    }

    .case-card:first-child {
        grid-row: auto;
    }

    .case-card:first-child a {
        padding: 28px;
    }

    .case-card-media::before {
        inset: 18px 18px 18px 46%;
    }

    .case-card:first-child h3 {
        font-size: 30px;
    }

    .proof-tags,
    .cta-actions,
    .ai-footer .footer-cta-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 960px) {
    .header.ai-header {
        height: 64px;
    }

    .header.ai-header .header-content {
        padding-left: 18px;
        padding-right: 18px;
    }

    .header.ai-header .brand-logo-image {
        height: 32px !important;
        max-width: 128px !important;
        max-height: 32px !important;
    }

    .header.ai-header .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 46px;
        height: 46px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.78);
        border: 1px solid rgba(15, 23, 42, 0.08);
    }

    .header.ai-header .nav-toggle span {
        background: var(--ai-text);
    }

    .header.ai-header .nav-box {
        margin-right: 0;
        gap: 12px;
    }

    .header.ai-header .nav-menu {
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        padding: 92px 18px 24px;
        background: rgba(245, 247, 251, 0.98);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        overflow-y: auto;
        justify-content: flex-start;
    }

    .header.ai-header .nav-menu.active {
        transform: translateX(0);
    }

    .header.ai-header .nav-menu li {
        width: 100%;
    }

    .header.ai-header .nav-menu a {
        display: flex;
        align-items: center;
        width: 100%;
        min-height: 52px;
        padding: 0 18px;
        border-radius: 18px;
        background: rgba(255, 255, 255, 0.86);
        border: 1px solid rgba(15, 23, 42, 0.06);
        color: var(--ai-text);
        line-height: normal;
    }

    .header.ai-header .nav-menu > li > a {
        justify-content: flex-start;
    }

    .header.ai-header .nav-menu > li.has-children > a::after {
        display: none;
    }

    .header.ai-header .nav-menu .submenu-toggle {
        position: absolute;
        top: 0;
        right: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 52px;
        border: 0;
        background: transparent;
        z-index: 2;
    }

    .header.ai-header .nav-menu .submenu-toggle::after {
        content: "";
        width: 8px;
        height: 8px;
        border-right: 1.5px solid rgba(15, 23, 42, 0.58);
        border-bottom: 1.5px solid rgba(15, 23, 42, 0.58);
        transform: rotate(45deg);
        transition: transform 0.25s ease, border-color 0.25s ease;
    }

    .header.ai-header .nav-menu li.menu-open > .submenu-toggle::after {
        transform: rotate(-135deg);
        border-color: var(--ai-blue-deep);
    }

    .header.ai-header .nav-menu ul {
        position: static;
        display: none;
        width: 100%;
        min-width: 0;
        max-width: none;
        margin: 8px 0 0;
        padding: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        backdrop-filter: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        gap: 8px;
    }

    .header.ai-header .nav-menu li.menu-open > ul {
        display: flex;
        flex-direction: column;
    }

    .header.ai-header .nav-menu > li > ul {
        padding-left: 14px;
    }

    .header.ai-header .nav-menu > li > ul > li > a {
        min-height: 46px;
        padding: 0 16px;
        border-radius: 16px;
        background: rgba(241, 245, 249, 0.96);
        border: 1px solid rgba(15, 23, 42, 0.06);
        box-shadow: none;
        color: rgba(15, 23, 42, 0.84);
    }

    .header.ai-header .nav-menu > li > ul > li > ul {
        margin-top: 8px;
        padding-left: 14px;
    }

    .header.ai-header .nav-menu > li > ul > li > ul > li > a {
        min-height: 42px;
        padding: 0 14px;
        border-radius: 14px;
        background: rgba(248, 250, 252, 0.96);
        color: rgba(15, 23, 42, 0.72);
    }

    .header.ai-header .nav-menu > li > ul > li > ul > li > ul {
        margin-top: 6px;
        padding-left: 12px;
    }

    .header.ai-header .nav-menu > li > ul > li > ul > li > ul > li > a {
        min-height: 34px;
        padding: 0 12px;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.9);
        color: rgba(15, 23, 42, 0.64);
    }

    .header.ai-header .nav-mobile-cta {
        display: block;
    }

    .header.ai-header .nav-mobile-cta a {
        justify-content: center;
        color: #ffffff;
        background: linear-gradient(135deg, var(--ai-blue) 0%, var(--ai-blue-deep) 100%);
    }

    .header.ai-header .nav-button .language {
        display: none;
    }

    .header.ai-header .nav-cta {
        display: none;
    }

    .ai-products-section {
        margin-top: -18px;
    }

    .product-suite-grid,
    .portal-grid {
        grid-template-columns: 1fr;
    }

    .product-suite-card {
        border-radius: 24px;
        border: 1px solid rgba(15, 23, 42, 0.06);
        background: rgba(255, 255, 255, 0.88);
        box-shadow: var(--ai-shadow-soft);
    }

    .product-suite-card:not(:last-child) {
        border-right: 0;
    }

    .ai-hero-section {
        padding-top: 128px;
    }

    .ai-hero-copy h1,
    .ai-section-heading h2,
    .proof-copy h2,
    .cta-copy h2,
    .ai-footer .footer-cta-copy h2,
    .demo-overlay .message-title {
        font-size: 34px;
    }

    .ai-hero-metrics,
    .hero-showcase-bottom,
    .trust-strip-stats,
    .hero-cockpit-grid,
    .capability-grid,
    .ai-footer .footer-qr-list,
    .demo-overlay .captcha-container {
        grid-template-columns: 1fr;
    }

    .hero-cockpit,
    .hero-showcase-card,
    .statement-card,
    .product-suite-card,
    .product-detail-card,
    .product-extension-card,
    .portal-card,
    .case-card,
    .capability-card,
    .scenario-card,
    .pricing-card,
    .cta-panel,
    .proof-panel,
    .ai-footer .footer-main,
    .ai-footer .footer-cta-panel,
    .demo-overlay .message-box {
        padding: 24px;
        border-radius: 24px;
    }

    .ai-float-btn {
        right: 12px;
        bottom: 18px;
    }

    .trust-strip {
        padding: 26px 24px;
    }

    .trust-strip-stats {
        padding: 0;
        background: none;
        border: 0;
        box-shadow: none;
        backdrop-filter: none;
    }

    .product-detail-visual {
        height: auto;
        min-height: 248px;
        padding: 52px 14px 14px;
    }

    .product-extension-card {
        grid-template-columns: 1fr;
    }

    .product-extension-visual {
        justify-self: stretch;
        max-width: none;
        min-height: 180px;
    }

    .product-detail-stack,
    .product-extension-grid {
        grid-template-columns: 1fr;
    }

    .crm-stage-lanes,
    .hero-system-grid,
    .platform-node-grid,
    .platform-stat-row {
        grid-template-columns: 1fr;
    }

    .hero-showcase-top {
        flex-direction: column;
        align-items: flex-start;
    }

}

@media (max-width: 768px) {
    .case-card a {
        padding: 22px;
    }

    .case-card-content,
    .case-card:first-child .case-card-content {
        gap: 12px;
    }

    .case-card h3,
    .case-card:first-child h3 {
        font-size: 24px;
        line-height: 1.18;
    }

    .case-card p,
    .case-card:first-child p {
        font-size: 15px;
        line-height: 1.75;
        -webkit-line-clamp: 4;
    }

    .case-card-media::before,
    .case-card:first-child .case-card-media::before {
        inset: 48% 14px 14px 14px;
        border-radius: 24px;
        background-position: center;
    }

    .case-card-media::after,
    .case-card:first-child .case-card-media::after {
        background:
            linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.94) 34%, rgba(255, 255, 255, 0.82) 58%, rgba(255, 255, 255, 0.22) 100%),
            radial-gradient(circle at 78% 78%, rgba(51, 112, 255, 0.18), transparent 42%);
    }
}

@media (max-width: 640px) {
    .ai-home .container-outer,
    .ai-footer .container-outer {
        padding-left: 16px;
        padding-right: 16px;
    }

    .ai-home .ai-hero-actions,
    .product-detail-actions,
    .cta-actions,
    .ai-footer .footer-cta-actions {
        flex-direction: column;
    }

    .ai-home .ai-hero-actions .ai-btn,
    .product-detail-actions .ai-btn,
    .cta-actions .ai-btn,
    .ai-footer .footer-cta-actions .ai-btn {
        width: 100%;
    }

    .flow-item {
        grid-template-columns: 1fr;
    }

    .ai-hero-highlights {
        gap: 8px;
    }

    .ai-hero-highlights span {
        width: 100%;
        justify-content: center;
    }

    .hero-showcase-image img {
        height: 100%;
    }

    .flow-step {
        width: 44px;
        height: 44px;
    }

    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-row > div:first-child {
        border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    }

    .pricing-card .pricing-mode strong {
        font-size: 22px;
    }

    .crm-stage-board,
    .project-board,
    .lowcode-stage {
        grid-template-columns: 1fr;
    }

    .crm-stage-meta span,
    .project-stage-meta span,
    .product-extension-points span {
        width: 100%;
        justify-content: center;
    }

    .extension-platform-chip-left {
        left: 6px;
        top: 18px;
        transform: none;
    }

    .extension-platform-chip-right {
        right: 6px;
        top: auto;
        bottom: 18px;
        transform: none;
    }

    .extension-plan-pill:nth-child(1),
    .extension-plan-pill:nth-child(3) {
        margin-left: 0;
        margin-right: 0;
    }

    .ai-footer .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }

    .ai-float-btn .btn-item .show.info {
        display: none;
    }
}