:root {
    --color-ink: #14213d;
    --color-ink-soft: #31456b;
    --color-accent: #d97706;
    --color-accent-soft: #fef3c7;
    --color-surface: #f8fafc;
    --color-surface-strong: #e8eef8;
    --color-white: #ffffff;
    --color-border: rgba(20, 33, 61, 0.12);
    --color-footer: #0b1427;
    --shadow-lg: 0 24px 60px rgba(11, 20, 39, 0.16);
    --shadow-md: 0 18px 40px rgba(20, 33, 61, 0.1);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --container: min(1160px, calc(100vw - 32px));
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Manrope", sans-serif;
    color: var(--color-ink);
    background:
        radial-gradient(circle at top left, rgba(217, 119, 6, 0.18), transparent 28%),
        linear-gradient(180deg, #fdfdfd 0%, #f7f9fc 100%);
}

a {
    color: inherit;
    text-decoration: none;
}

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

.container {
    width: var(--container);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(18px);
    background: rgba(255, 255, 255, 0.85);
    border-bottom: 1px solid rgba(20, 33, 61, 0.08);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 0;
}

.site-brand {
    display: inline-flex;
    flex-direction: column;
    gap: 2px;
}

.site-brand__eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.72rem;
    color: var(--color-accent);
}

.site-brand__title {
    font-size: 1.1rem;
    letter-spacing: 0.02em;
}

.site-nav__menu,
.site-footer__menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 22px;
    align-items: center;
}

.site-nav__menu a,
.site-footer__menu a {
    font-weight: 600;
    color: var(--color-ink-soft);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 22px;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

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

.button--primary {
    color: var(--color-white);
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 16px 30px rgba(217, 119, 6, 0.28);
}

.button--ghost {
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.8);
}

.button--light {
    background: var(--color-white);
    color: var(--color-footer);
}

.button--sm {
    padding: 12px 18px;
}

.button--full {
    width: 100%;
}

.hero,
.page-hero {
    padding: 80px 0 40px;
}

.hero__grid,
.split-layout,
.product-detail,
.site-footer__grid,
.cta-banner {
    display: grid;
    gap: 28px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero__content h1,
.page-hero h1,
.site-footer h2,
.cta-banner h2,
.section-heading h2,
.highlight-panel h2 {
    margin: 0 0 16px;
    line-height: 1.02;
    letter-spacing: -0.04em;
    font-family: "DM Serif Display", serif;
    font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.hero__lead,
.page-hero__lead,
.section-heading p,
.site-footer p,
.content-card p,
.info-card p,
.step-card p,
.pricing-card li,
.highlight-panel p {
    color: var(--color-ink-soft);
    line-height: 1.75;
    font-size: 1.02rem;
}

.eyebrow,
.site-footer__eyebrow,
.product-card__type,
.pricing-card__label {
    display: inline-block;
    margin-bottom: 14px;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.74rem;
    font-weight: 800;
}

.hero-card,
.info-card,
.step-card,
.product-card,
.content-card,
.pricing-card,
.highlight-panel,
.contact-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.hero-card {
    padding: 34px;
    background:
        linear-gradient(160deg, rgba(20, 33, 61, 0.98), rgba(25, 52, 110, 0.94));
    color: var(--color-white);
    min-height: 100%;
}

.hero-card h2,
.hero-card li {
    color: var(--color-white);
}

.hero-card ul {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 12px;
}

.hero__actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin: 28px 0 32px;
}

.hero__metrics,
.card-grid,
.steps-grid,
.product-grid {
    display: grid;
    gap: 20px;
}

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

.metric-card,
.filter-chip {
    padding: 18px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(20, 33, 61, 0.08);
}

.metric-card strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.metric-card span {
    color: var(--color-ink-soft);
    font-size: 0.95rem;
}

.section {
    padding: 36px 0 92px;
}

.section--light {
    background: rgba(232, 238, 248, 0.45);
}

.section--accent {
    background:
        linear-gradient(135deg, rgba(20, 33, 61, 0.98), rgba(24, 48, 101, 0.96));
    color: var(--color-white);
}

.section--accent .eyebrow,
.section--accent h2,
.section--accent p,
.section--accent .step-card h3 {
    color: var(--color-white);
}

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

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

.info-card,
.step-card,
.product-card,
.content-card,
.pricing-card,
.highlight-panel,
.contact-card {
    padding: 28px;
}

.info-card h3,
.step-card h3,
.product-card h2,
.product-card h3,
.content-card h2,
.pricing-card strong,
.contact-card h3 {
    margin-top: 0;
}

.product-card__meta,
.pricing-card__list,
.contact-list,
.highlight-list {
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
    display: grid;
    gap: 12px;
}

.text-link {
    display: inline-flex;
    margin-top: 20px;
    color: var(--color-accent);
    font-weight: 700;
}

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

.step-card__number {
    display: inline-flex;
    width: 52px;
    height: 52px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 18px;
    background: rgba(245, 158, 11, 0.14);
    color: #fbbf24;
    font-weight: 800;
}

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

.faq-item {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 22px 24px;
    box-shadow: var(--shadow-md);
}

.faq-item summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.pricing-card {
    align-self: start;
    position: sticky;
    top: 110px;
}

.cta-banner {
    align-items: center;
    padding: 34px;
    background:
        linear-gradient(140deg, rgba(255, 247, 237, 0.96), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(217, 119, 6, 0.14);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.site-footer {
    background: var(--color-footer);
    color: var(--color-white);
    padding: 80px 0 30px;
}

.site-footer__grid {
    align-items: start;
    margin-bottom: 40px;
}

.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__bottom p,
.site-footer__menu a,
.contact-list li {
    color: rgba(255, 255, 255, 0.78);
}

.menu-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    background: rgba(20, 33, 61, 0.08);
    padding: 0;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    margin: 5px auto;
    background: var(--color-ink);
}

@media (max-width: 980px) {
    .hero__grid,
    .split-layout,
    .product-detail,
    .site-footer__grid,
    .cta-banner,
    .card-grid,
    .steps-grid,
    .product-grid,
    .hero__metrics {
        grid-template-columns: 1fr;
    }

    .site-header__cta {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 16px;
        right: 16px;
        padding: 18px;
        border-radius: var(--radius-md);
        background: rgba(255, 255, 255, 0.98);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
    }

    .site-nav.is-open {
        display: block;
    }

    .site-nav__menu,
    .site-footer__bottom,
    .site-footer__menu {
        flex-direction: column;
        align-items: flex-start;
    }

    .pricing-card {
        position: static;
    }
}

@media (max-width: 640px) {
    .hero,
    .page-hero,
    .section,
    .site-footer {
        padding-top: 56px;
    }

    .hero__content h1,
    .page-hero h1,
    .site-footer h2,
    .cta-banner h2,
    .section-heading h2,
    .highlight-panel h2 {
        font-size: 2.3rem;
    }

    .info-card,
    .step-card,
    .product-card,
    .content-card,
    .pricing-card,
    .highlight-panel,
    .contact-card,
    .cta-banner,
    .hero-card {
        padding: 22px;
    }
}