@font-face {
    font-family: 'isonorm';
    src: url('fonts/isonorm.woff2') format('woff2');
    font-display: swap;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'isonorm', Arial, sans-serif;
    font-size: 0.95rem;   /* ca. 15px */
    line-height: 1.7;
    color: #000;
}

/* ================= TYPOGRAPHY ================= */

h1,
h2,
h3 {
    font-weight: normal;
    letter-spacing: 0.03em;
    margin-top: 0;
}

h1 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
}

h2 {
    font-size: 1.25rem;
    margin-bottom: 0.6rem;
}

h3 {
    font-size: 1rem;
    margin-bottom: 0.6rem;
}

p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}

a {
    color: #000;
    text-decoration: none;
}

/* ================= PAGE WIDTH ================= */

.page-width {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

/* ================= HEADER ================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #fff;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.header.header--hidden {
    transform: translateY(-100%);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav a {
    margin-left: 1.8rem;
    text-decoration: none;
    color: #000;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nav a:hover,
.nav a.active {
    color: #777;
}

main {
    padding-top: 84px; /* an Header-Höhe anpassen */
}

/* ================= LINES ================= */

.line {
    width: 100%;
    height: 2px;
    background: #000;
}

/* ================= HERO ================= */

.hero {
    position: relative;
    height: 60vh;
    min-height: 420px;
    max-height: 720px;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.8s ease-in-out;
    pointer-events: none;
}

.hero-slide.active {
    opacity: 1;
    z-index: 1;
}

.hero img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ================= PROJECTS ================= */

.projects-heading {
    margin-bottom: 1.2rem;
}

.projects-preview {
    padding: 3rem 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.project-teaser {
    position: relative;
    display: block;
    z-index: 1;
}

.project-teaser img {
    width: 100%;
    height: 220px;
    display: block;
    transition: transform 0.4s ease, opacity 0.3s ease;
    object-fit: cover;
}

/*.project-teaser:hover img {
    transform: scale(1.02);
    opacity: 0.9;
}*/

.project-title {
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    background: rgba(255,255,255,0.85);
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.project-list-plain li br {
    display: block;
    margin-bottom: 0.4rem;
}

.project-list-plain strong {
    font-weight: 800;
}

/* ================= PROJECT DETAIL ================= */

.project-slideshow {
    position: relative;
    margin-bottom: 2.5rem;
    overflow: hidden;
}

/* Slides liegen übereinander */
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.slide.active {
    opacity: 1;
    position: relative;
}

/* Bildverhalten */
.project-slideshow img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Navigation */
.slide-btn {
    position: absolute;
    top: 50%;
    width: 32px;
    height: 32px;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.60);
    border: none;
    cursor: pointer;
    transition: background 0.25s ease;
}

.slide-btn::before {
    content: '';
    display: block;
    width: 9px;
    height: 9px;
    border-top: 1.2px solid #000;
    border-right: 1.2px solid #000;
    margin: auto;
}

.slide-btn.prev::before { transform: rotate(-135deg); }
.slide-btn.next::before { transform: rotate(45deg); }

.slide-btn.prev { left: 0.5rem; }
.slide-btn.next { right: 0.5rem; }

/* Beschreibung
.project-description {
    max-width: none;
} */

.project-description {
    margin-top: 2rem;
}

.project-description p {
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

/* ================= CONTENT ================= */

.content {
    padding: 3rem 0;
}

/* ================= SERVICES ================= */

.service-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
    margin-bottom: 4rem;
}

.service-block--reverse {
    direction: rtl;
}

.service-block--reverse > * {
    direction: ltr;
}

.service-text p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-text p + p {
    margin-top: 0.8rem;
}

.service-image img {
    width: 100%;
    height: 260px;
    object-fit: cover;
}

/* ================= PARTNER ================= */

.partner-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.partner {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 2rem;
    align-items: start;
}

.partner-image img {
    width: 100%;
    height: auto;
    display: block;
}

.partner-text p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ================= CV / LEBENSLAUF ================= */

.cv {
    margin-top: 0.8rem;
}

.cv-row {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 1.2rem;
    padding: 0.25rem 0;
}

.cv-year {
    font-size: 0.85rem;
    color: #777;
    white-space: nowrap;
}

.cv-text {
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ================= KONTAKT ================= */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-block p {
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ================= FOOTER ================= */

.footer {
    padding: 2rem 0;
    font-size: 0.8rem;
}

/* ================= RESPONSIVE ================= */


@media (max-width: 768px) {

    .header-inner {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        padding: 1.2rem 0;
    }

    .logo {
        margin-bottom: 0.8rem;
    }

    .logo img {
        height: 38px;
    }

    .nav {
        display: flex;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 1.2rem;
    }

    .nav a {
        margin-left: 0;
        font-size: 0.9rem;
    }

    .hero {
        height: 50vh;
        min-height: 300px;
    }

    .service-block,
    .service-block--reverse {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .service-image img {
        height: 220px;
    }

    .partner-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .partner-image {
        max-width: 180px;
    }

    .cv-row {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }

    .cv-year {
        font-size: 0.8rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project-slideshow {
        height: auto;
    }

    .slide {
        position: absolute;
    }

    .slide.active {
        position: relative;
    }

    .project-slideshow img {
        height: auto;
        object-fit: contain;
    }
}

@media (hover: hover) and (pointer: fine) {

    a:hover {
        color: #777;
    }

    .project-teaser:hover img {
        transform: scale(1.02);
        opacity: 0.9;
    }

    .project-teaser:hover .project-title {
        transform: translateY(-2px);
    }

    (hover: hover) {
    .slide-btn:hover {
        background: rgba(255,255,255,0.95);
    }

}