:root {
    --color-navy-950: #071a2e;
    --color-navy-900: #0b2743;
    --color-navy-800: #123a63;
    --color-navy-700: #1a4d84;
    --color-amber-500: #f5a623;
    --color-amber-400: #ffc25c;
    --color-bg: #f6f8fb;
    --color-surface: #ffffff;
    --color-text: #1c2733;
    --color-text-muted: #5b6b7c;
    --color-border: #e4e9f0;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-card: 0 8px 24px rgba(11, 39, 67, 0.08);
    --shadow-card-hover: 0 16px 36px rgba(11, 39, 67, 0.14);
    --container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
}

img { max-width: 100%; display: block; }

.wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

a { color: inherit; }

/* Top credential bar */
.top-bar {
    background: var(--color-navy-950);
    border-bottom: 1px solid rgba(255, 194, 92, 0.18);
}

.top-bar .wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 38px;
    font-size: 13.5px;
    color: #cfe0f0;
    letter-spacing: 0.02em;
}

.top-bar strong {
    color: var(--color-amber-400);
    font-weight: 700;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(7, 26, 46, 0.92);
    backdrop-filter: blur(8px);
}

.site-header .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand img { height: 34px; width: auto; filter: brightness(0) invert(1); }

.brand-name {
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-phone {
    color: #cfe0f0;
    font-size: 15px;
}

.header-phone strong {
    color: var(--color-amber-400);
    font-size: 17px;
    letter-spacing: 0.02em;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-amber-400), var(--color-amber-500));
    color: #241503;
    box-shadow: 0 10px 24px rgba(245, 166, 35, 0.35);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(245, 166, 35, 0.45); }

.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); }

/* Hero */
.hero {
    position: relative;
    background: radial-gradient(1100px 480px at 15% -10%, #164a7c 0%, transparent 60%),
                linear-gradient(180deg, var(--color-navy-950) 0%, var(--color-navy-900) 100%);
    color: #fff;
    overflow: hidden;
    padding: 64px 0 76px;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255,194,92,0.55) 0, transparent 100%),
        radial-gradient(2px 2px at 70% 20%, rgba(255,194,92,0.4) 0, transparent 100%),
        radial-gradient(2px 2px at 85% 65%, rgba(255,194,92,0.5) 0, transparent 100%),
        radial-gradient(2px 2px at 40% 80%, rgba(255,194,92,0.35) 0, transparent 100%);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 760px;
}

.eyebrow-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 22px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 194, 92, 0.12);
    border: 1px solid rgba(255, 194, 92, 0.35);
    color: var(--color-amber-400);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 24px;
}

.eyebrow-row .eyebrow { margin-bottom: 0; }

.eyebrow-uni {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.28);
    color: #fff;
}

.hero h1 {
    font-size: 48px;
    line-height: 1.35;
    margin: 0 0 22px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.hero h1 span { color: var(--color-amber-400); }

.hero p.lead {
    font-size: 20px;
    color: #cfe0f0;
    margin: 0 0 36px;
    max-width: 640px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, auto);
    gap: 40px;
}

.hero-stat .num {
    font-size: 30px;
    font-weight: 700;
    color: #fff;
}

.hero-stat .num em {
    color: var(--color-amber-400);
    font-style: normal;
}

.hero-stat .label {
    font-size: 14px;
    color: #9fb4c8;
    margin-top: 4px;
}

/* Section shell */
.section {
    padding: 60px 0;
}

.section-alt { background: var(--color-surface); }

.section-head {
    max-width: 760px;
    margin: 0 0 32px;
}

.section-tag {
    color: var(--color-navy-700);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}

.section-head h2 {
    font-size: 36px;
    margin: 0 0 14px;
    color: var(--color-navy-950);
}

.section-head p {
    color: var(--color-text-muted);
    font-size: 17.5px;
    margin: 0;
}

/* Feature block (image row + description, stacked) */
.feature-block {
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--color-border);
}

.feature-block:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.feature-block h3 {
    font-size: 22px;
    margin: 0 0 18px;
    color: var(--color-navy-950);
}

.feature-images {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.feature-images img {
    flex: 1 1 280px;
    max-height: 520px;
    width: auto;
    object-fit: contain;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
}

.feature-block p {
    color: var(--color-text-muted);
    font-size: 15.5px;
    max-width: 820px;
    margin: 0 0 10px;
}

.feature-block p:last-child { margin-bottom: 0; }

/* Architecture stack (full-width horizontal rows) */
.arch-stack {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.arch-stack .pain-card { gap: 24px; }
.arch-stack .pain-card p { max-width: 760px; margin-left: 18px; }

/* Pain point cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pain-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px 24px 26px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.pain-card .icon {
    width: 42px;
    height: 42px;
    flex: none;
    border-radius: 10px;
    background: #fdf0dc;
    color: var(--color-amber-500);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
}

.pain-card h3 {
    font-size: 19px;
    margin: 0 0 10px;
    color: var(--color-navy-950);
}

.pain-card p {
    font-size: 16px;
    color: var(--color-text-muted);
    margin: 0;
}

.pain-card p + p { margin-top: 10px; }

/* Deploy / procurement-ease */
.deploy-panel {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: stretch;
}

.deploy-copy h2 {
    font-size: 32px;
    margin: 14px 0 14px;
    color: var(--color-navy-950);
}

.deploy-copy .lead {
    font-size: 17px;
    color: var(--color-text-muted);
}

.deploy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 28px;
}

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

.deploy-item .check {
    flex: none;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--color-navy-950);
    color: var(--color-amber-400);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.deploy-item h4 {
    margin: 2px 0 4px;
    font-size: 16.5px;
    color: var(--color-navy-950);
}

.deploy-item p {
    margin: 0;
    font-size: 15px;
    color: var(--color-text-muted);
}

.deploy-highlight {
    background: linear-gradient(150deg, var(--color-navy-950), var(--color-navy-800));
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.deploy-highlight-label {
    font-size: 14px;
    color: #a9bfd2;
    letter-spacing: 0.04em;
    margin-bottom: 10px;
}

.deploy-highlight-num {
    font-size: 29px;
    font-weight: 700;
    line-height: 1.4;
}

.deploy-highlight-num em {
    font-style: normal;
    color: var(--color-amber-400);
}

.deploy-highlight-sub {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px dashed rgba(255, 255, 255, 0.2);
    font-size: 14px;
    color: #a9bfd2;
    line-height: 1.7;
}

/* Solution / pricing */
.solution-panel {
    background: linear-gradient(135deg, var(--color-navy-900), var(--color-navy-800));
    border-radius: 24px;
    padding: 56px;
    color: #fff;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.solution-panel h2 {
    font-size: 30px;
    margin: 0 0 16px;
}

.solution-panel .lead {
    color: #cfe0f0;
    font-size: 17px;
    margin-bottom: 28px;
}

.solution-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 14px;
}

.solution-list li {
    display: flex;
    gap: 12px;
    font-size: 16px;
    color: #e6eef6;
}

.solution-list li::before {
    content: "";
    flex: none;
    width: 8px;
    height: 8px;
    margin-top: 7px;
    border-radius: 50%;
    background: var(--color-amber-400);
}

.price-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.price-row:last-of-type { border-bottom: none; }

.price-row .label { color: #b9cbdc; font-size: 15px; }

.price-row .value { font-size: 25px; font-weight: 700; color: var(--color-amber-400); }
.price-row .value small { font-size: 14px; font-weight: 500; color: #b9cbdc; }

.price-example {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px dashed rgba(255, 255, 255, 0.2);
    font-size: 15px;
    color: #a9bfd2;
}

.price-example strong { color: #fff; }

/* Product cards */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}

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

.product-media {
    background: linear-gradient(160deg, #eaf1f9 0%, #dbe6f2 100%);
    padding: 18px;
    min-height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-media img { max-height: 320px; width: auto; margin: 0 auto; }

.product-body { padding: 24px 28px 28px; }

.product-body .tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-navy-700);
    background: #eaf1f9;
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 12px;
}

.product-body h3 {
    margin: 0 0 12px;
    font-size: 22px;
    color: var(--color-navy-950);
}

.spec-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    display: grid;
    gap: 10px;
}

.spec-list li {
    font-size: 15.5px;
    color: var(--color-text-muted);
    padding-left: 18px;
    position: relative;
}

.spec-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-amber-500);
}

/* Platform */
.platform-showcase {
    margin-bottom: 32px;
}

.platform-showcase img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
}

.platform-features {
    margin-top: 0;
}

.feature-icon {
    background: #e7f0fb;
    color: var(--color-navy-700);
}

/* Trust / footer CTA */
.cta-band {
    background: linear-gradient(135deg, var(--color-navy-950), var(--color-navy-800));
    color: #fff;
    border-radius: 24px;
    padding: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.cta-band h2 { margin: 0 0 10px; font-size: 28px; }
.cta-band p { margin: 0; color: #cfe0f0; font-size: 16px; }

.cta-band-contact {
    display: flex;
    align-items: center;
    gap: 24px;
}

.cta-band-contact img {
    width: 96px;
    height: 96px;
    border-radius: 12px;
    background: #fff;
    padding: 6px;
}

.cta-band-contact .details { font-size: 15px; color: #cfe0f0; }
.cta-band-contact .details strong { display: block; color: #fff; font-size: 16.5px; margin-bottom: 4px; }

/* Footer */
.site-footer {
    background: var(--color-navy-950);
    color: #8fa4b8;
    padding: 32px 0;
    font-size: 14px;
}

.site-footer .wrap {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.site-footer a { color: #8fa4b8; text-decoration: none; }
.site-footer a:hover { color: #fff; }

/* Header nav */
.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-left: 40px;
    margin-right: auto;
}

.site-nav a {
    color: #cfe0f0;
    text-decoration: none;
    font-size: 14.5px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active { color: #fff; }

/* Page hero (sub-pages) */
.page-hero {
    background: linear-gradient(180deg, var(--color-navy-950) 0%, var(--color-navy-900) 100%);
    color: #fff;
    padding: 48px 0;
}

.page-hero .breadcrumb {
    font-size: 13px;
    color: #9fb4c8;
    margin-bottom: 14px;
}

.page-hero .breadcrumb a { color: #cfe0f0; text-decoration: none; }
.page-hero .breadcrumb a:hover { color: #fff; }

.page-hero h1 {
    font-size: 34px;
    margin: 0 0 12px;
}

.page-hero p {
    color: #cfe0f0;
    font-size: 16.5px;
    max-width: 680px;
    margin: 0;
}

/* Spec table */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    box-shadow: var(--shadow-card);
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
    font-size: 15px;
}

.spec-table caption {
    caption-side: top;
    text-align: left;
    padding: 20px 24px 0;
    font-weight: 700;
    color: var(--color-navy-950);
    font-size: 16px;
}

.spec-table th,
.spec-table td {
    padding: 14px 20px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.spec-table th {
    background: #f2f6fb;
    color: var(--color-navy-800);
    font-size: 13.5px;
    font-weight: 700;
}

.spec-table td:first-child,
.spec-table th:first-child {
    text-align: left;
    white-space: normal;
}

.spec-table tbody tr:last-child td { border-bottom: none; }
.spec-table tbody tr:hover { background: #f8fafc; }

.spec-table td.emphasis { color: var(--color-navy-700); font-weight: 700; }

/* Note box */
.note-box {
    margin-top: 20px;
    padding: 18px 22px;
    background: #fdf6ea;
    border: 1px solid #f0dcae;
    border-radius: var(--radius-md);
}

.note-box p {
    margin: 0;
    font-size: 14px;
    color: #6b5427;
    line-height: 1.8;
}

.note-box p + p { margin-top: 8px; }

.note-box strong { color: #4a3a15; }

/* Responsive */
@media (max-width: 900px) {
    .grid-3, .grid-2, .solution-panel, .platform-panel, .deploy-panel { grid-template-columns: 1fr; }
    .deploy-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 32px; }
    .hero-stats { grid-template-columns: repeat(2, auto); row-gap: 24px; }
    .cta-band { flex-direction: column; align-items: flex-start; }
    .solution-panel { padding: 32px; }
    .cta-band { padding: 32px; }
    .header-phone { display: none; }
    .site-nav { display: none; }
    .page-hero h1 { font-size: 26px; }
}