:root {
    --color-bg: #f7f4ef;
    --color-text: #1d1d1f;
    --color-muted: #666;
    --color-primary: #22372b;
    --color-primary-hover: #16251d;
    --color-border: #e0d8cc;
    --color-card: #ffffff;
    --container: 1120px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
}

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

.container {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    background: rgba(247, 244, 239, 0.95);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 20;
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    font-weight: 800;
    letter-spacing: -0.03em;
    font-size: 22px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    font-size: 15px;
}

.main-nav a {
    color: var(--color-muted);
}

.main-nav a:hover {
    color: var(--color-text);
}

.hero {
    padding: 96px 0 80px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 13px;
}

.hero h1,
.error-page h1 {
    max-width: 850px;
    margin: 0;
    font-size: clamp(42px, 7vw, 78px);
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.hero-text {
    max-width: 680px;
    margin: 28px 0 0;
    font-size: 20px;
    color: var(--color-muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 36px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 22px;
    border-radius: 999px;
    font-weight: 700;
    border: 1px solid transparent;
}

.button.primary {
    background: var(--color-primary);
    color: #fff;
}

.button.primary:hover {
    background: var(--color-primary-hover);
}

.button.secondary {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text);
}

.features {
    padding: 0 0 96px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    padding: 28px;
    min-height: 210px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.04);
}

.card h2 {
    margin: 0 0 12px;
    font-size: 24px;
    letter-spacing: -0.03em;
}

.card p {
    margin: 0;
    color: var(--color-muted);
}

.error-page {
    padding: 96px 0;
    min-height: 65vh;
}

.error-page p {
    max-width: 600px;
    color: var(--color-muted);
    font-size: 18px;
}

.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 28px 0;
    color: var(--color-muted);
    font-size: 14px;
}

@media (max-width: 760px) {
    .header-inner {
        min-height: auto;
        padding: 18px 0;
        align-items: flex-start;
        flex-direction: column;
    }

    .main-nav {
        flex-wrap: wrap;
        gap: 14px;
    }

    .hero {
        padding: 64px 0;
    }

    .hero-text {
        font-size: 18px;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }
}

.page-hero {
    padding: 72px 0 36px;
}

.page-hero h1 {
    max-width: 850px;
    margin: 0;
    font-size: clamp(38px, 6vw, 68px);
    line-height: 1;
    letter-spacing: -0.055em;
}

.page-content {
    padding: 24px 0 88px;
}

.narrow {
    max-width: 760px;
}

.page-content p {
    font-size: 19px;
    color: var(--color-muted);
}

.section-hero {
    padding: 96px 0 84px;
    background: linear-gradient(135deg, #f7f4ef 0%, #ffffff 100%);
}

.section-hero h1 {
    max-width: 900px;
    margin: 0;
    font-size: clamp(42px, 7vw, 76px);
    line-height: 0.98;
    letter-spacing: -0.06em;
}

.section-hero .hero-text {
    max-width: 720px;
    margin: 28px 0 0;
    color: var(--color-muted);
    font-size: clamp(18px, 2vw, 22px);
    line-height: 1.55;
}

.section-hero .hero-actions {
    margin-top: 34px;
}

@media (max-width: 760px) {
    .section-hero {
        padding: 68px 0;
    }
}

.section-simple-text {
    padding: 72px 0;
}

.section-simple-text-inner {
    margin: 0;
}

.section-simple-text h2 {
    margin: 0 0 24px;
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
}

.section-simple-text-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.text-align-left {
    text-align: left;
}

.text-align-center {
    text-align: center;
}

.text-align-right {
    text-align: right;
}

.content-width-normal .section-simple-text-inner {
    max-width: 860px;
}

.content-width-wide .section-simple-text-inner {
    max-width: 100%;
}

.content-width-narrow .section-simple-text-inner {
    max-width: 680px;
}

/* =========================================================
   Frontend - Image Text Section
   ========================================================= */

.section-image-text {
    padding: 88px 0;
}

.section-image-text-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 72px;
    align-items: center;
}

.section-image-text-media img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 28px;
}

.section-image-text-content h2 {
    margin: 0 0 24px;
    font-size: clamp(2.25rem, 4.8vw, 4.8rem);
    line-height: 1.05;
    letter-spacing: -0.06em;
}

.section-image-text-text {
    max-width: 680px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #5f5f63;
}

.section-image-text-actions {
    margin-top: 32px;
}

.image-position-left .section-image-text-media {
    order: 1;
}

.image-position-left .section-image-text-content {
    order: 2;
}

.image-position-right .section-image-text-content {
    order: 1;
}

.image-position-right .section-image-text-media {
    order: 2;
}

@media (max-width: 900px) {
    .section-image-text {
        padding: 64px 0;
    }

    .section-image-text-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section-image-text-media,
    .section-image-text-content {
        order: initial !important;
    }

    .section-image-text-content h2 {
        font-size: clamp(2rem, 9vw, 3.2rem);
    }
}

/* =========================================================
   Frontend - Feature Cards Section
   ========================================================= */

.section-feature-cards {
    padding: 96px 0;
    background:
        radial-gradient(circle at top left, rgba(0, 0, 0, 0.055), transparent 32%),
        linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.section-feature-cards-header {
    max-width: 820px;
    margin-bottom: 48px;
}

.section-feature-cards-header h2 {
    margin: 0 0 20px;
    font-size: clamp(2.35rem, 5vw, 5rem);
    line-height: 1.02;
    letter-spacing: -0.06em;
}

.section-feature-cards-header p {
    margin: 0;
    max-width: 680px;
    font-size: 1.12rem;
    line-height: 1.75;
    color: #5f5f63;
}

.feature-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.feature-card {
    position: relative;
    min-height: 280px;
    padding: 32px;
    border: 1px solid rgba(17, 24, 39, 0.08);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    inset: auto -40px -70px auto;
    width: 160px;
    height: 160px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.045);
}

.feature-card-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin-bottom: 42px;
    border-radius: 999px;
    background: #111827;
    color: #ffffff;
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.feature-card h3 {
    position: relative;
    margin: 0 0 16px;
    font-size: 1.45rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.feature-card p {
    position: relative;
    margin: 0;
    font-size: 1rem;
    line-height: 1.7;
    color: #5f5f63;
}

@media (hover: hover) {
    .feature-card {
        transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
    }

    .feature-card:hover {
        transform: translateY(-6px);
        border-color: rgba(17, 24, 39, 0.16);
        box-shadow: 0 34px 90px rgba(15, 23, 42, 0.13);
    }
}

@media (max-width: 980px) {
    .section-feature-cards {
        padding: 72px 0;
    }

    .feature-cards-grid {
        grid-template-columns: 1fr;
    }

    .feature-card {
        min-height: auto;
    }
}