:root {
    --blue: #173b63;
    --blue-dark: #0c233d;
    --sand: #dcc6a2;
    --gold: #c9a65a;
    --cream: #fbf8f1;
    --white: #ffffff;
    --text: #1d2630;
    --muted: #64707c;
    --shadow: 0 22px 60px rgba(12, 35, 61, .16);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--cream);
    line-height: 1.65;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 18px 6vw;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(23,59,99,.1);
}

.logo {
    display: flex;
    flex-direction: column;
    font-weight: 800;
    color: var(--blue);
    letter-spacing: .02em;
}

.logo small {
    font-size: 12px;
    font-weight: 500;
    color: var(--muted);
}

nav {
    display: flex;
    gap: 24px;
    font-size: 15px;
    color: var(--blue-dark);
}

nav a:hover {
    color: var(--gold);
}

.header-call {
    padding: 10px 18px;
    border-radius: 999px;
    color: var(--white);
    background: var(--blue);
    font-weight: 700;
}

.hero {
    min-height: 78vh;
    display: grid;
    grid-template-columns: 1.3fr .7fr;
    align-items: end;
    gap: 40px;
    padding: 110px 6vw 70px;
    color: var(--white);
    background:
        linear-gradient(110deg, rgba(12,35,61,.88), rgba(12,35,61,.5), rgba(12,35,61,.22)),
        url("assets/schleitraum-kontakt-flyer.jpeg") center / cover;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: .16em;
    font-weight: 800;
    font-size: 13px;
}

h1, h2, h3, h4, p {
    margin-top: 0;
}

h1 {
    max-width: 820px;
    margin-bottom: 22px;
    font-size: clamp(42px, 7vw, 86px);
    line-height: .98;
    letter-spacing: -.05em;
}

.lead {
    max-width: 700px;
    font-size: clamp(19px, 2.2vw, 28px);
    color: rgba(255,255,255,.9);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 800;
}

.btn.primary {
    background: var(--gold);
    color: var(--blue-dark);
}

.btn.secondary {
    border: 1px solid rgba(255,255,255,.55);
    color: var(--white);
}

.hero-card {
    padding: 28px;
    border-radius: 28px;
    background: rgba(255,255,255,.94);
    color: var(--blue-dark);
    box-shadow: var(--shadow);
}

.hero-card strong,
.hero-card span,
.hero-card small {
    display: block;
}

.hero-card span {
    margin: 12px 0 4px;
    font-size: 28px;
    font-weight: 900;
    color: var(--blue);
}

.section {
    padding: 86px 6vw;
}

.intro {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 60px;
    background: var(--white);
}

h2 {
    margin-bottom: 22px;
    color: var(--blue-dark);
    font-size: clamp(32px, 4vw, 54px);
    line-height: 1.05;
    letter-spacing: -.04em;
}

.intro p:last-child {
    font-size: 20px;
}

.apartment-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
    margin-top: 34px;
}

.apartment-card {
    padding: 34px;
    border-radius: 30px;
    background: var(--white);
    box-shadow: var(--shadow);
}

.apartment-top {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
}

.apartment-top h3 {
    color: var(--blue);
    font-size: 34px;
    line-height: 1;
}

.apartment-top div {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    color: var(--muted);
    font-weight: 700;
}

.apartment-card h4 {
    font-size: 20px;
    color: var(--blue-dark);
}

.apartment-card ul,
.location-box ul {
    padding-left: 0;
    list-style: none;
}

.apartment-card li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(23,59,99,.08);
}

.apartment-card li::before {
    content: "✓";
    margin-right: 10px;
    color: var(--gold);
    font-weight: 900;
}

.text-link {
    display: inline-block;
    margin-top: 18px;
    color: var(--blue);
    font-weight: 900;
}

.detail-section {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 40px;
    background: var(--blue);
    color: var(--white);
}

.detail-section h2 {
    color: var(--white);
}

.detail-section p {
    color: rgba(255,255,255,.86);
}

.feature-list {
    display: grid;
    gap: 16px;
}

.feature-list div {
    padding: 22px;
    border-radius: 22px;
    background: rgba(255,255,255,.1);
}

.feature-list strong,
.feature-list span {
    display: block;
}

.feature-list strong {
    color: var(--gold);
    font-size: 20px;
}

.location {
    display: grid;
    grid-template-columns: 1fr .8fr;
    gap: 44px;
    background: var(--white);
}

.location-box {
    padding: 32px;
    border-radius: 30px;
    background: var(--cream);
    border: 1px solid rgba(23,59,99,.08);
}

.location-box strong {
    color: var(--blue);
    font-size: 22px;
}

.location-box li {
    padding: 8px 0;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.gallery img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    border-radius: 30px;
    box-shadow: var(--shadow);
}

.note {
    margin-top: 18px;
    color: var(--muted);
    font-size: 14px;
}

.contact-section {
    display: grid;
    grid-template-columns: 1fr .8fr;
    gap: 40px;
    margin: 0 6vw 80px;
    padding: 60px;
    border-radius: 36px;
    background: linear-gradient(135deg, var(--blue-dark), var(--blue));
    color: var(--white);
}

.contact-section h2 {
    color: var(--white);
}

.contact-section p {
    color: rgba(255,255,255,.85);
}

.contact-card {
    padding: 32px;
    border-radius: 28px;
    background: var(--white);
    color: var(--blue-dark);
}

.contact-card h3 {
    font-size: 28px;
    color: var(--blue);
}

.contact-card a,
.contact-card span {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(23,59,99,.1);
    font-weight: 800;
}

footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 28px 6vw;
    color: var(--muted);
    background: var(--white);
}

@media (max-width: 860px) {
    .site-header {
        align-items: flex-start;
        flex-direction: column;
    }

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

    .header-call {
        display: none;
    }

    .hero,
    .intro,
    .apartment-grid,
    .detail-section,
    .location,
    .gallery,
    .contact-section {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 90px;
    }

    .apartment-top {
        flex-direction: column;
    }

    .apartment-top div {
        align-items: flex-start;
    }

    .gallery img {
        height: 360px;
    }

    .contact-section {
        margin: 0 4vw 50px;
        padding: 34px;
    }

    footer {
        flex-direction: column;
    }
}