/* Fangshu Portal — enterprise corporate styling (finance / SaaS aesthetic) */

:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #F5A623;
    --color-dark: #2C3E50;
    --color-optipet: #64B5F6;
    --color-bg: #F4F4F4;
    --color-white: #ffffff;
    --color-muted: #6B7C8F;
    --color-border: #E2E6EC;
    --color-ink-deep: #0f172a;
    --shadow-soft: 0 8px 30px rgba(44, 62, 80, 0.08);
    --shadow-card: 0 14px 40px rgba(44, 62, 80, 0.12);
    --shadow-float: 0 24px 80px rgba(15, 23, 42, 0.12);
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --spacing-xs: 0.45rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1.25rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --max-width: 1200px;
    --font-sans: ui-sans-serif, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--color-dark);
    background: var(--color-bg);
    line-height: 1.65;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    color: var(--color-primary-dark);
}

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

.container {
    width: min(100% - 2rem, var(--max-width));
    margin-inline: auto;
}

/* Header ------------------------------------------------------------------ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: box-shadow 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
    box-shadow: var(--shadow-soft);
    border-color: transparent;
}

.header-inner {
    width: min(100% - 2rem, var(--max-width));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: calc(var(--spacing-lg) * 0.72) 0 calc(var(--spacing-lg) * 0.82);
    gap: clamp(1.25rem, 3vw, 2.25rem);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-sm) + 0.15rem);
    color: inherit;
}

.brand-logo-img {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-optipet));
    color: #fff;
    font-weight: 800;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-size: 1.05rem;
}

.brand-text-single {
    justify-content: center;
}

.brand-text-single strong {
    font-size: clamp(1.48rem, 2.85vw, 1.92rem);
    font-weight: 780;
    letter-spacing: 0.02em;
    color: var(--color-ink-deep);
}

.brand-text small {
    font-size: 0.74rem;
    color: var(--color-muted);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-white);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    height: 2px;
    width: 20px;
    margin: 0 auto;
    background: var(--color-dark);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: clamp(1.05rem, 3.2vw, 2.85rem);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.site-nav > a:not(.btn) {
    padding: var(--spacing-xs) 0.05rem;
    font-weight: 600;
}

.site-nav a {
    font-size: clamp(1.02rem, 1.45vw, 1.14rem);
    color: var(--color-dark);
    border-bottom: 2px solid transparent;
}

.site-nav a:hover {
    color: var(--color-primary-dark);
}

.site-nav a.btn {
    margin-left: 0.35rem;
    border-radius: 999px;
    padding: 0.52rem 1.2rem;
    border-bottom: none;
    font-size: clamp(1rem, 1.35vw, 1.08rem);
}

.btn-contact-nav {
    background: linear-gradient(180deg, #eef3fb 0%, #e4eaf6 100%);
    color: #153057;
    border: 1px solid rgba(21, 48, 87, 0.18);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.btn-contact-nav:hover {
    background: linear-gradient(180deg, #e6edf8 0%, #dde6f3 100%);
    color: #0c2444;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(21, 48, 87, 0.12);
}

/* Buttons ----------------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    border-radius: 999px;
    padding: 0.65rem 1.55rem;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-sm {
    padding: 0.45rem 1rem;
    font-size: 0.86rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.3);
}

.btn-primary:hover {
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border-color: rgba(74, 144, 226, 0.45);
    color: var(--color-primary-dark);
}

.btn-outline:hover {
    border-color: var(--color-primary);
}

.btn-outline-light {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.55);
    color: var(--color-white);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-light {
    background: var(--color-white);
    color: var(--color-dark);
}

.btn-light:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-card);
}

.btn-block {
    width: 100%;
}

/* Hero & sections -------------------------------------------------------- */

.hero {
    position: relative;
    isolation: isolate;
    padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(3rem, 7vw, 5rem);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 12% -10%, rgba(74, 144, 226, 0.22), transparent 55%),
        radial-gradient(circle at 92% 0%, rgba(100, 181, 246, 0.2), transparent 45%),
        linear-gradient(180deg, #ffffff 0%, #edf3fb 72%, var(--color-bg) 100%);
}

.hero-content h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.22;
    margin: 0.25rem 0 var(--spacing-md);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(120deg, var(--color-secondary), var(--color-primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.accent {
    color: var(--color-secondary);
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.73rem;
    color: var(--color-muted);
    margin: 0;
}

.eyebrow-light {
    color: rgba(255, 255, 255, 0.74);
}

.hero-desc,
.lead {
    max-width: 52rem;
    color: var(--color-muted);
    font-size: 1.03rem;
    margin-bottom: var(--spacing-lg);
}

.lead-light {
    color: rgba(255, 255, 255, 0.92);
}

.optipet-desc {
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(44, 62, 80, 0.08);
}

.metric {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
}

.metric strong {
    display: block;
    font-size: 1.4rem;
    color: var(--color-primary-dark);
}

.metric span {
    font-size: 0.92rem;
    color: var(--color-muted);
}

.section {
    padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.section-alt {
    background: linear-gradient(180deg, #ffffff 0%, #f9fbfd 42%, var(--color-bg) 100%);
}

.section-head {
    max-width: 720px;
    margin-bottom: var(--spacing-xl);
}

.section-head h2 {
    font-size: clamp(1.72rem, 3.15vw, 2.32rem);
    margin: 0 0 var(--spacing-sm);
}

.section-block-kicker {
    font-size: clamp(1.06rem, 2.05vw, 1.24rem);
    font-weight: 720;
    letter-spacing: 0.03em;
    text-transform: none;
    color: var(--color-primary-dark);
    margin: 0 0 var(--spacing-sm);
}

.section-block-kicker--dark {
    color: rgba(203, 213, 225, 0.96);
}

.section-head.center,
.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-head-xl.section-head {
    max-width: min(100%, 920px);
}

.section-display-heading-wrap {
    margin-bottom: var(--spacing-xl);
}

.section-display-title {
    font-size: clamp(1.72rem, 3.85vw, 2.48rem);
    font-weight: 780;
    letter-spacing: -0.035em;
    color: var(--color-ink-deep);
    margin: 0 0 var(--spacing-md);
    line-height: 1.18;
}

.section-display-subtitle {
    font-size: clamp(1.14rem, 2.2vw, 1.45rem);
    font-weight: 650;
    color: #334155;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.48;
    max-width: 38rem;
}

.section-display-lead {
    font-size: clamp(1.06rem, 2vw, 1.2rem);
    font-weight: 480;
    color: #475569;
    line-height: 1.78;
    max-width: 52rem;
    margin-left: auto;
    margin-right: auto;
    white-space: pre-line;
}

.section-display-lead-compact {
    max-width: 44rem;
    margin-bottom: var(--spacing-lg);
    font-size: clamp(1.03rem, 1.88vw, 1.13rem);
}

.section-head-xl .section-display-lead {
    margin-bottom: var(--spacing-xxl);
}

.section-offerings {
    padding-top: clamp(3rem, 6vw, 4.35rem);
    padding-bottom: clamp(3rem, 6vw, 4.35rem);
}

.section-band-tight.section-trust-strip {
    padding-top: clamp(2.35rem, 4.5vw, 3.25rem);
    padding-bottom: clamp(2.35rem, 4.5vw, 3.25rem);
}

.dual-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(226, 230, 236, 0.9);
}

.card-tech .card-icon {
    background: rgba(74, 144, 226, 0.12);
    color: var(--color-primary-dark);
}

.card-pet .card-icon {
    background: rgba(100, 181, 246, 0.18);
}

.card-icon {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    font-weight: 800;
}

.card-tech a,
.card-pet a {
    font-weight: 600;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: var(--spacing-md);
}

.feature {
    background: rgba(255, 255, 255, 0.88);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
}

.feature h4 {
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
}

.partners .partner-logos {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

.partner-logos span {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-white);
    border-radius: 999px;
    border: 1px solid var(--color-border);
    font-size: 0.92rem;
    color: var(--color-muted);
}

.cta-band {
    background: linear-gradient(135deg, var(--color-dark), #1f2f3f 45%, var(--color-primary-dark));
    color: var(--color-white);
    padding: clamp(2.5rem, 5vw, 3.75rem) 0;
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cta-inner h2 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.cta-optipet {
    background: linear-gradient(135deg, #1b3a53, var(--color-primary-dark));
}

.cta-optipet::after {
    content: "";
    display: none;
}

/* Page hero --------------------------------------------------------------- */

.page-hero {
    background: radial-gradient(circle at 8% -20%, rgba(74, 144, 226, 0.15), transparent 45%), #ffffff;
    border-bottom: 1px solid var(--color-border);
    padding: clamp(2.4rem, 5vw, 3.75rem) 0;
}

.page-hero-optipet {
    background: linear-gradient(135deg, #263e59 0%, #2c597d 52%, var(--color-optipet) 120%);
    color: var(--color-white);
}

.page-hero h1 {
    font-size: clamp(1.8rem, 3.3vw, 2.55rem);
    margin: var(--spacing-sm) 0;
}

.page-hero .lead {
    margin-bottom: 0;
}

.optipet-hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.optipet-badge {
    position: relative;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
}

.badge-ring {
    position: absolute;
    inset: -10px;
    border-radius: inherit;
    border: 2px dashed rgba(255, 255, 255, 0.35);
    animation: spin-slow 16s linear infinite;
}

@keyframes spin-slow {
    to {
        transform: rotate(360deg);
    }
}

.badge-text {
    position: relative;
    font-weight: 600;
}

/* Solutions --------------------------------------------------------------- */

.solution-grid article {
    min-height: 100%;
}

.solution-card {
    position: relative;
    overflow: hidden;
}

.card-elevated {
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    background: var(--color-white);
    box-shadow: var(--shadow-soft);
}

.solution-index {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-sm);
    font-weight: 700;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    margin-bottom: var(--spacing-md);
}

.solution-meta {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.solution-meta span {
    font-size: 0.76rem;
    padding: 0.25rem 0.58rem;
    border-radius: 999px;
    background: rgba(74, 144, 226, 0.08);
    color: var(--color-primary-dark);
}

.section-cta-inline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

/* OptiPet extras ---------------------------------------------------------- */

.optipet-features .optipet-feature-card {
    border-left: 3px solid var(--color-optipet);
}

.dual-strip {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.9fr);
    gap: var(--spacing-xl);
    align-items: start;
}

.dual-strip-cards {
    display: grid;
    gap: var(--spacing-md);
}

.mini-card {
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.mini-card-strong {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.12), #ffffff);
    border: 1px solid var(--color-border);
}

.mini-card-muted {
    background: #ffffff;
    border: 1px dashed rgba(226, 230, 236, 0.95);
}

.check-list {
    padding-left: 1.05rem;
    color: var(--color-muted);
}

.check-list code {
    font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.86rem;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    font-size: 0.82rem;
    background: rgba(100, 181, 246, 0.15);
}

.chip-optipet {
    color: var(--color-dark);
}

/* News -------------------------------------------------------------------- */

.news-list {
    display: grid;
    gap: var(--spacing-md);
}

.news-row {
    display: grid;
    grid-template-columns: minmax(0, 120px) minmax(0, 1fr);
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.news-date-badge {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    color: var(--color-primary-dark);
    background: rgba(74, 144, 226, 0.1);
}

.news-body h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.news-meta span {
    font-size: 0.8rem;
    color: var(--color-muted);
    padding: 0.2rem 0.56rem;
    border-radius: 999px;
    background: rgba(44, 62, 80, 0.04);
}

.section-actions {
    margin-top: var(--spacing-lg);
}

/* Contact ----------------------------------------------------------------- */

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-card,
.contact-form-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
}

.contact-card h2,
.contact-form-card h2 {
    margin-top: 0;
}

.contact-facts {
    list-style: none;
    margin: 0 0 var(--spacing-lg);
    padding: 0;
    display: grid;
    gap: var(--spacing-sm);
}

.contact-facts .label {
    display: inline-block;
    min-width: 4.75rem;
    color: var(--color-muted);
    font-size: 0.92rem;
}

.contact-mini {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px dashed rgba(74, 144, 226, 0.35);
    background: rgba(74, 144, 226, 0.04);
    font-size: 0.95rem;
    color: var(--color-muted);
}

.contact-form {
    display: grid;
    gap: var(--spacing-md);
}

.contact-form label span {
    display: block;
    font-size: 0.92rem;
    margin-bottom: 0.35rem;
    font-weight: 600;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    padding: 0.65rem 0.85rem;
    font: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: rgba(74, 144, 226, 0.75);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

.form-actions .muted {
    font-size: 0.82rem;
    color: var(--color-muted);
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}

.flash.success {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    background: rgba(46, 189, 130, 0.12);
    border: 1px solid rgba(46, 189, 130, 0.4);
    color: #23785a;
}

/* Services / About ------------------------------------------------------- */

.page-hero + .section {
    padding-top: clamp(2rem, 4vw, 3rem);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--spacing-xl);
    align-items: start;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
}

.stat-box {
    background: linear-gradient(180deg, rgba(245, 166, 35, 0.12), #ffffff);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(226, 230, 236, 0.9);
}

.stat-box strong {
    display: block;
    font-size: 1.65rem;
    color: var(--color-primary-dark);
}

.stat-box small {
    display: block;
    color: var(--color-muted);
    margin-top: 0.35rem;
}

.timeline {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.timeline-item {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    position: relative;
    padding-left: calc(var(--spacing-lg) + 64px);
}

.timeline-item .year {
    position: absolute;
    left: var(--spacing-md);
    top: var(--spacing-md);
    font-weight: 800;
    color: var(--color-secondary);
}

.process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.process .step {
    background: #ffffff;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px dashed rgba(226, 230, 236, 0.95);
}

.process .step span {
    font-weight: 800;
    color: var(--color-primary-dark);
}

.card-bordered {
    border: 1px solid var(--color-border);
    box-shadow: none;
}

/* Footer ------------------------------------------------------------------ */

.site-footer {
    background: #fafafa;
    border-top: 1px solid var(--color-border);
    padding: clamp(2.5rem, 5vw, 3rem) 0 1.5rem;
}

.footer-grid {
    width: min(100% - 2rem, var(--max-width));
    margin: 0 auto clamp(2rem, 5vw, 2.75rem);
    display: grid;
    grid-template-columns: minmax(280px, 1.42fr) minmax(150px, 0.92fr) minmax(150px, 0.92fr) minmax(160px, 0.92fr);
    gap: var(--spacing-lg);
    align-items: start;
}

.footer-brand {
    min-width: 0;
    padding-right: clamp(0.5rem, 2vw, 1.5rem);
}

.site-footer h3,
.site-footer h4 {
    margin-top: 0;
}

.footer-bottom {
    width: min(100% - 2rem, var(--max-width));
    margin: 0 auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spacing-sm);
    color: var(--color-muted);
    font-size: 0.89rem;
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.35rem;
    color: var(--color-muted);
    font-size: 0.95rem;
}

/* Responsive -------------------------------------------------------------- */

@media (max-width: 960px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .dual-strip {
        grid-template-columns: 1fr;
    }

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




.hero.hero-tight {
    padding: clamp(1.25rem, 3.2vw, 2.75rem) 0 clamp(2.5rem, 5vw, 4rem);
}

.hero-bg-animated {
    overflow: visible;
}

.hero-bg-animated::before,
.hero-bg-animated::after {
    content: "";
    position: absolute;
    inset: auto;
    pointer-events: none;
    opacity: 0.55;
    filter: blur(0.5px);
}

.hero-bg-animated::before {
    width: min(900px, 120vw);
    height: min(520px, 70vh);
    top: -12%;
    right: -8%;
    background: radial-gradient(ellipse at center,
        rgba(74, 144, 226, 0.35),
        transparent 68%);
    animation: heroPulse 22s ease-in-out infinite alternate;
}

.hero-bg-animated::after {
    width: min(760px, 100vw);
    height: min(420px, 55vh);
    bottom: -5%;
    left: -18%;
    background: radial-gradient(ellipse at center,
        rgba(245, 166, 35, 0.18),
        rgba(100, 181, 246, 0.12),
        transparent 70%);
    animation: heroPulse 26s ease-in-out infinite alternate-reverse;
}

.hero-mesh {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0.07;
    background-image:
        linear-gradient(90deg, var(--color-dark) 1px, transparent 1px),
        linear-gradient(180deg, var(--color-dark) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: linear-gradient(180deg, transparent, #000 18%, #000 82%, transparent);
}

.hero .hero-content {
    position: relative;
    z-index: 2;
}

@keyframes heroPulse {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-2%, 2%) scale(1.06); }
}

.metric-desc {
    display: block;
    margin-top: 0.4rem;
    font-size: 0.74rem;
    color: var(--color-muted);
    line-height: 1.35;
}

.glass-card {
    backdrop-filter: blur(12px);
    background: linear-gradient(145deg,
        rgba(255, 255, 255, 0.94),
        rgba(244, 248, 255, 0.88));
    border: 1px solid rgba(74, 144, 226, 0.12);
    box-shadow: 0 20px 50px rgba(44, 62, 80, 0.09);
}

.dual-cards-accent {
    gap: var(--spacing-lg);
}

.pulse-dot {
    animation: softPulse 2.8s ease-in-out infinite;
}

@keyframes softPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(74, 144, 226, 0.35); }
    50% { box-shadow: 0 0 0 10px rgba(74, 144, 226, 0); }
}

.card-pet-mark {
    margin-bottom: 0.5rem;
}

.card-pet-mark img {
    border-radius: 22%;
    box-shadow: 0 12px 28px rgba(100, 181, 246, 0.35);
}

.partner-logos-rich span {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    padding: 0.55rem 1.05rem;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
}

.matrix-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.matrix-card {
    background: linear-gradient(180deg, #fff 0%, #f8fbfd 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.matrix-card ul {
    margin: var(--spacing-sm) 0 0;
    padding-left: 1.2rem;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.feature-rich {
    min-height: 8.5rem;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

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

.muted-block {
    max-width: 760px;
    margin: var(--spacing-sm) auto var(--spacing-xl);
    color: var(--color-muted);
    text-align: center;
}

.logo-variant-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.logo-variant-card {
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    color: inherit;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.logo-variant-card:hover {
    transform: translateY(-3px);
    border-color: rgba(74, 144, 226, 0.45);
}

.logo-variant-thumb {
    height: 120px;
    display: grid;
    place-items: center;
    margin-bottom: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-md);
}

.logo-variant-thumb img {
    max-width: 96px;
    max-height: 96px;
}

.fake-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-size: 0.88rem;
    font-weight: 600;
}

.page-hero-qulechong {
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 18% -10%, rgba(100, 181, 246, 0.45), transparent 52%),
        linear-gradient(125deg, #1a3d5e 0%, #2e5ca8 40%, #64b5f6 100%);
}

.page-hero-qulechong-bg {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.45;
}

.page-hero-qulechong .optipet-hero-inner {
    position: relative;
    z-index: 1;
}

.qulechong-hero-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.qulechong-hero-badge img {
    border-radius: 24%;
}

.badge-caption {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 820px) {
    .nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 0.65rem);
        right: clamp(1rem, 6vw, 2rem);
        left: clamp(1rem, 6vw, 2rem);
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-md);
        background: rgba(255, 255, 255, 0.98);
        border-radius: var(--radius-md);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-soft);
        display: none;
    }

    .site-nav.open {
        display: flex;
    }

    .site-nav a.btn {
        text-align: center;
        justify-content: center;
        margin-left: 0;
    }

    .site-header .header-inner {
        position: relative;
    }

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

    .section-head-split {
        grid-template-columns: 1fr;
    }

    .phase-rail {
        flex-direction: column;
        align-items: stretch;
    }

    .phase-node {
        min-width: 0;
        flex-direction: column;
        text-align: left;
    }

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

    .pillar-grid {
        grid-template-columns: 1fr !important;
    }

    .scenario-grid-large {
        grid-template-columns: 1fr !important;
    }

    .outcome-grid {
        grid-template-columns: 1fr !important;
    }

    .matrix-grid {
        grid-template-columns: 1fr !important;
    }

    .offering-summary-grid {
        grid-template-columns: 1fr !important;
    }

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

/* Premium homepage -------------------------------------------------------- */

.hero-title-premium {
    font-size: clamp(2.45rem, 5.2vw, 3.45rem);
    line-height: 1.12;
    margin: 0.45rem 0 var(--spacing-md);
    letter-spacing: -0.035em;
    font-weight: 750;
    color: var(--color-ink-deep);
}

.hero-title-premium .hero-title-line1 {
    display: inline-block;
}

.hero-title-premium .gradient-text {
    display: inline-block;
    margin-top: 0.18em;
    font-size: clamp(1.28rem, 3.25vw, 2.05rem);
    font-weight: 720;
    line-height: 1.38;
    letter-spacing: -0.025em;
}

.hero-desc-wide {
    max-width: 58rem;
    font-size: 1.075rem;
    color: #4a5568;
}

.hero-desc-single {
    font-size: clamp(1.02rem, 1.65vw, 1.12rem);
    max-width: 48rem;
    line-height: 1.72;
}

.hero-desc-support {
    max-width: 54rem;
    font-size: 0.96rem;
    color: var(--color-muted);
    margin-top: calc(var(--spacing-sm) * -0.75);
}

.hero-metrics-premium {
    border-top: none;
    padding-top: var(--spacing-md);
    gap: clamp(1rem, 3vw, 2rem);
}

.metric-premium strong {
    font-size: 1.55rem;
}

.metric-premium span {
    font-size: 1rem;
}

.muted-strip {
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.muted-strip-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.pill-muted {
    display: inline-flex;
    padding: 0.42rem 0.95rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    color: #475569;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(226, 230, 236, 0.95);
}

.section-band-tight {
    padding: clamp(1.75rem, 3.5vw, 2.5rem) 0;
}

.strip-label {
    margin-bottom: var(--spacing-md);
}

.trust-chip-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.trust-chip {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: grid;
    gap: 0.35rem;
}

.trust-chip strong {
    font-size: clamp(1.06rem, 1.95vw, 1.16rem);
    color: var(--color-ink-deep);
}

.trust-chip small {
    font-size: 0.93rem;
    color: var(--color-muted);
    line-height: 1.45;
}

.glass-card-minimal {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(226, 230, 236, 0.9);
    box-shadow: 0 12px 40px rgba(44, 62, 80, 0.06);
}

.section-premium-dark {
    position: relative;
    padding: clamp(3rem, 6vw, 4.5rem) 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% -20%, rgba(100, 181, 246, 0.2), transparent),
        radial-gradient(ellipse 70% 50% at 100% 10%, rgba(37, 99, 235, 0.18), transparent),
        linear-gradient(165deg, #0f172a 0%, #1e293b 48%, #0f172a 100%);
    color: rgba(248, 250, 252, 0.96);
}

.section-premium-dark .eyebrow-light {
    color: rgba(148, 163, 184, 0.95);
}

.heading-on-dark {
    margin: 0;
    font-size: clamp(1.55rem, 2.8vw, 2.1rem);
    letter-spacing: -0.02em;
    line-height: 1.25;
    word-break: keep-all;
    -webkit-hyphens: none;
    hyphens: none;
}

.lead-on-dark {
    margin: 0;
    color: rgba(226, 232, 240, 0.88);
    font-size: 1rem;
}

.col-narrow-top {
    align-self: start;
    margin-top: 0.35rem;
}

.section-head-split {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--spacing-xl);
    align-items: start;
    margin-bottom: var(--spacing-xl);
    max-width: none;
}

.pillar-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.pillar-card {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: var(--shadow-float);
}

.pillar-card h3 {
    margin: var(--spacing-sm) 0 var(--spacing-sm);
    font-size: 1.2rem;
    color: #f8fafc;
}

.pillar-card p {
    margin: 0;
    color: rgba(203, 213, 225, 0.92);
    font-size: 0.95rem;
    line-height: 1.65;
}

.pillar-index {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    color: var(--color-secondary);
}

.scenario-grid-large {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.scenario-card {
    text-align: left;
    border: 1px solid rgba(226, 230, 236, 0.95);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.scenario-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.scenario-card header h3 {
    margin: 0 0 0.35rem;
    font-size: 1.2rem;
}

.scenario-teaser {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.92rem;
}

.scenario-bullets {
    margin: var(--spacing-md) 0 0;
    padding-left: 1.15rem;
    color: #475569;
    font-size: 0.92rem;
    line-height: 1.65;
}

.scenario-bullets li + li {
    margin-top: 0.35rem;
}

.muted-block.narrow {
    max-width: 640px;
    font-size: clamp(1.02rem, 1.85vw, 1.12rem);
    color: #526072;
    line-height: 1.72;
}

.section-band {
    background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 52%, var(--color-bg) 100%);
}

.engineering-card h4 {
    margin-top: 0;
}

.stack-rows {
    display: grid;
    gap: var(--spacing-sm);
    max-width: 880px;
    margin-inline: auto;
}

.stack-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: baseline;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.stack-family {
    flex: 0 0 140px;
    font-weight: 750;
    font-size: 0.92rem;
    color: var(--color-primary-dark);
}

.stack-items {
    flex: 1 1 240px;
    font-size: 0.93rem;
    color: var(--color-muted);
}

.bento-accent .bento-mini-list {
    margin: var(--spacing-lg) 0 var(--spacing-md);
    display: grid;
    gap: var(--spacing-sm);
}

.bento-mini {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
    display: grid;
    gap: 0.2rem;
}

.bento-mini strong {
    font-size: 0.88rem;
}

.bento-mini small {
    font-size: 0.82rem;
    color: var(--color-muted);
    line-height: 1.45;
}

.bento-product-head {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.bento-product-head h3 {
    margin: 0;
}

.product-tagline {
    margin: 0.25rem 0 0;
    font-size: 0.88rem;
    color: var(--color-muted);
}

.outcome-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.outcome-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.outcome-sector {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
    background: rgba(37, 99, 235, 0.08);
    padding: 0.25rem 0.58rem;
    border-radius: 999px;
    margin-bottom: var(--spacing-sm);
}

.outcome-card h3 {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.12rem;
}

.outcome-card p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.92rem;
    line-height: 1.6;
}

.section-premium-grad {
    background: linear-gradient(180deg, #ffffff 0%, #eef2ff 35%, #f8fafc 100%);
    padding: clamp(2.75rem, 5vw, 4rem) 0;
}

.section-premium-grad.mild {
    background: linear-gradient(180deg, #f9fafb 0%, #ffffff 56%, var(--color-bg) 100%);
}

.phase-rail {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.phase-node {
    flex: 1 1 200px;
    max-width: 260px;
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.phase-index {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-sm);
    font-weight: 800;
    font-size: 0.88rem;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
}

.phase-node h4 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1rem;
}

.phase-node p {
    margin: 0;
    font-size: 0.89rem;
    color: var(--color-muted);
    line-height: 1.55;
}

.phase-rail-light .phase-node {
    background: rgba(255, 255, 255, 0.92);
}

.phase-index-strong {
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.28);
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-tagline {
    margin: var(--spacing-sm) 0 0;
    font-size: 0.89rem;
    color: var(--color-muted);
    max-width: 40rem;
    line-height: 1.55;
}

@media (max-width: 980px) {
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-brand {
        grid-column: 1 / -1;
        padding-right: 0;
    }
}

@media (max-width: 520px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        grid-column: auto;
    }
}

.page-hero-rich {
    background:
        radial-gradient(circle at 12% -30%, rgba(37, 99, 235, 0.15), transparent 50%),
        linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
    border-bottom: 1px solid var(--color-border);
    padding: clamp(2.6rem, 5.5vw, 4rem) 0;
}

.lead-wide {
    max-width: 48rem;
}

.page-hero-actions {
    margin-top: var(--spacing-lg);
}

.service-grid-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: var(--spacing-lg);
}

.service-card-large {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    background: linear-gradient(155deg, #ffffff 0%, #f8fafc 100%);
}

.service-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-primary), var(--color-optipet));
}

.service-card-large h3 {
    margin-top: 0.35rem;
    font-size: 1.22rem;
}

.service-card-large p {
    margin-bottom: 0;
    color: var(--color-muted);
    font-size: 0.93rem;
    line-height: 1.65;
}

.mode-card h3 {
    margin-top: 0;
}

.vision-lead {
    margin: var(--spacing-md) 0 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    max-width: 42rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.value-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.value-card h3 {
    margin-top: 0;
    color: var(--color-primary-dark);
    font-size: 1.1rem;
}

.value-card p {
    margin-bottom: 0;
    color: var(--color-muted);
    font-size: 0.93rem;
    line-height: 1.6;
}

.align-left-reset.muted-block,
.muted-block.align-left-reset {
    margin-left: 0;
    text-align: left;
}

/* Hero premium fluid background + offerings ------------------------------ */

.hero-premium-shell {
    position: relative;
    isolation: isolate;
}

.hero-liquid-layer {
    position: absolute;
    inset: -8% -5% -3%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-liquid {
    position: absolute;
    border-radius: 50%;
    filter: blur(58px);
    opacity: 0.55;
    mix-blend-mode: multiply;
    animation: heroLiquidDrift 28s ease-in-out infinite alternate;
}

.hero-liquid-a {
    width: min(720px, 85vw);
    height: min(520px, 55vh);
    top: -8%;
    right: -6%;
    background: radial-gradient(circle at 40% 40%, rgba(37, 99, 235, 0.45), transparent 72%);
}

.hero-liquid-b {
    width: min(640px, 80vw);
    height: min(480px, 50vh);
    bottom: -12%;
    left: -14%;
    background: radial-gradient(circle at 50% 50%, rgba(245, 166, 35, 0.25), transparent 70%);
    animation-delay: -8s;
    animation-duration: 34s;
}

.hero-liquid-c {
    width: min(520px, 70vw);
    height: min(420px, 45vh);
    top: 32%;
    left: 38%;
    background: radial-gradient(circle at 50% 50%, rgba(100, 181, 246, 0.32), transparent 68%);
    animation-delay: -14s;
    animation-duration: 40s;
    opacity: 0.42;
}

.hero-liquid-scanlines {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 1px);
    background-size: 100% 5px;
    opacity: 0.35;
    animation: heroScan 18s linear infinite;
}

.hero-mesh.hero-mesh-dense {
    opacity: 0.09;
    background-size: 48px 48px;
}

@keyframes heroLiquidDrift {
    0% { transform: translate(0%, 0%) scale(1); }
    100% { transform: translate(-3%, 2%) scale(1.08); }
}

@keyframes heroScan {
    from { transform: translateY(0); }
    to { transform: translateY(28px); }
}

.hero-premium-shell .hero-bg{
    opacity: 0.88;
}

.hero-brand-kicker {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
    margin-bottom: 0.6rem;
}

.hero-brand-main {
    font-size: clamp(0.92rem, 1.25vw, 1.05rem);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: none;
    color: var(--color-ink-deep);
    line-height: 1.45;
}

.hero-brand-slogan {
    margin: 0;
    font-size: clamp(1.08rem, 2vw, 1.35rem);
    font-weight: 650;
    color: #475569;
    letter-spacing: 0.01em;
    max-width: 46rem;
    line-height: 1.55;
}

.section-display-lead--compact {
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--spacing-xl);
}

.offering-summary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
    max-width: 1040px;
    margin: 0 auto var(--spacing-xl);
    text-align: left;
}

.offering-summary-card {
    background: linear-gradient(165deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(226, 230, 236, 0.95);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-soft);
}

.offering-summary-title {
    margin: 0 0 var(--spacing-md);
    font-size: clamp(1.05rem, 1.9vw, 1.18rem);
    font-weight: 750;
    color: var(--color-ink-deep);
    letter-spacing: -0.02em;
}

.offering-summary-bullets {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.93rem;
    color: #475569;
    line-height: 1.58;
}

.offering-summary-bullets li + li {
    margin-top: 0.32rem;
}

.section-display-footnote {
    max-width: 48rem;
    margin: 0 auto;
    font-size: clamp(0.94rem, 1.55vw, 1.02rem);
    color: #64748b;
    line-height: 1.68;
}

.section-head-xl .section-display-footnote {
    margin-top: var(--spacing-sm);
}

.offering-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: var(--spacing-lg);
}

.offering-card {
    position: relative;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    border: 1px solid rgba(226, 230, 236, 0.92);
    background: linear-gradient(165deg, #ffffff 0%, #fafcff 72%);
    box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.offering-card::before {
    content: "";
    position: absolute;
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    top: var(--spacing-lg);
    height: 2px;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
    opacity: 0.9;
}

.offering-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 26px 64px rgba(37, 99, 235, 0.12);
    border-color: rgba(37, 99, 235, 0.22);
}

.offering-card h3 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    font-size: 1.12rem;
    color: var(--color-ink-deep);
}

.offering-teaser {
    margin: 0 0 var(--spacing-sm);
    font-size: 0.87rem;
    color: var(--color-muted);
    line-height: 1.48;
}

.offering-bullets {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.875rem;
    color: #4b5868;
    line-height: 1.55;
}

.offering-bullets li + li {
    margin-top: 0.28rem;
}