:root {
    --bg: #f5f7fa;
    --surface: #ffffff;
    --text: #1f2a37;
    --muted: #5d6673;
    --line: #dde3eb;
    --accent: #c8a97e;
    --accent-dark: #ad8e65;
    --container: 1120px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: "Open Sans", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

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

.container {
    width: min(var(--container), 92vw);
    margin: 0 auto;
}

.narrow {
    max-width: 860px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(8px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    padding: 1rem 0;
}

.brand {
    font-family: "Lora", serif;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    font-weight: 600;
}

.main-nav {
    display: flex;
    gap: 1.2rem;
    font-size: 0.94rem;
}

.main-nav a {
    padding-bottom: 0.2rem;
    border-bottom: 2px solid transparent;
}

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

.lang-switch {
    display: flex;
    gap: 0.45rem;
}

.lang-switch a {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.28rem 0.7rem;
    font-size: 0.8rem;
}

.lang-switch a.active,
.lang-switch a:hover {
    background: var(--text);
    color: #fff;
    border-color: var(--text);
}

.hero {
    background: #1f2a37;
    border-bottom: 1px solid var(--line);
    position: relative;
    isolation: isolate;
    overflow: hidden;
    min-height: 560px;
    display: flex;
    align-items: flex-end;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, rgba(31, 42, 55, 0.9) 0%, rgba(31, 42, 55, 0.76) 45%, rgba(31, 42, 55, 0.24) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-inner {
    padding: 5.5rem 0 4.4rem;
    color: #fff;
}

.hero-inner h1,
.hero-inner .eyebrow {
    color: #fff;
}

.hero-inner .lead {
    color: rgba(255, 255, 255, 0.82);
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.74rem;
    color: var(--muted);
    margin-bottom: 0.85rem;
}

h1,
h2,
h3 {
    font-family: "Lora", serif;
    color: var(--text);
    line-height: 1.2;
    margin-top: 0;
}

h1 {
    font-size: clamp(1.9rem, 5vw, 3.1rem);
    max-width: 760px;
    margin-bottom: 1rem;
}

h2 {
    font-size: clamp(1.55rem, 3.4vw, 2.3rem);
    margin-bottom: 0.85rem;
}

h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.lead,
.section-intro {
    color: var(--muted);
    max-width: 760px;
}

.btn {
    display: inline-block;
    margin-top: 1.4rem;
    background: var(--accent);
    color: #101820;
    font-weight: 600;
    padding: 0.75rem 1.15rem;
    border-radius: 5px;
}

.btn:hover {
    background: var(--accent-dark);
}

.section {
    padding: 4.4rem 0;
}

.section-alt {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.about-layout,
.approach-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
    gap: 2rem;
    align-items: center;
}

.approach-layout {
    grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1fr);
}

.image-frame {
    margin: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
}

.image-frame img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.grid {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

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

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

.card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 1.2rem 1.1rem;
}

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

.contact {
    background: #fff;
}

.contact-grid {
    margin-top: 1.3rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

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

.site-footer {
    border-top: 1px solid var(--line);
    padding: 1.2rem 0 2rem;
    font-size: 0.88rem;
    color: var(--muted);
    background: #fff;
}

@media (max-width: 980px) {
    .header-inner {
        flex-wrap: wrap;
    }

    .main-nav {
        order: 3;
        width: 100%;
        justify-content: center;
        padding-top: 0.4rem;
    }

    .grid-2,
    .grid-3,
    .contact-grid,
    .about-layout,
    .approach-layout {
        grid-template-columns: 1fr;
    }

    .hero-inner {
        padding: 4.1rem 0 3.6rem;
    }

    .hero {
        min-height: 520px;
    }

    .hero::after {
        background: linear-gradient(180deg, rgba(31, 42, 55, 0.45) 0%, rgba(31, 42, 55, 0.92) 74%);
    }
}