/* 
   Kobellektiv - Responsive Onepager
   Stil: Minimalistisch, Seriös, Hochkontrast
*/

:root {
    --bg-color: #ffffff;
    --text-color: #111111;
    --accent-gray: #f9f9f9;
    --border-gray: #eeeeee;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --max-width: 1000px;
    --header-height: 80px;
    --header-height-small: 60px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 18px;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; border-bottom: 2px solid var(--text-color); display: inline-block; padding-bottom: 0.5rem; margin-bottom: 2.5rem; }
h3 { font-size: 1.4rem; margin-top: 2rem; }

p { margin-bottom: 1.5rem; }

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

/* --- Layout --- */

section {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

section:nth-of-type(even) {
    background-color: var(--accent-gray);
    max-width: 100%;
    padding-left: calc((100% - var(--max-width)) / 2 + 20px);
    padding-right: calc((100% - var(--max-width)) / 2 + 20px);
}

/* --- Header & Navigation --- */

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    z-index: 1000;
    transition: var(--transition);
}

header.scrolled {
    height: var(--header-height-small);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02rem;
    transition: var(--transition);
}

header.scrolled .nav-logo-text {
    font-size: 1.3rem;
}

.nav-desktop {
    display: flex;
    align-items: center;
}

.nav-desktop a {
    font-weight: 500;
    padding: 0 15px;
    font-size: 0.95rem;
}

.nav-desktop span.divider {
    color: #ccc;
    font-weight: 100;
}

.nav-desktop a:hover {
    opacity: 0.6;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    transition: var(--transition);
}

/* --- Hero Section --- */

.hero {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    text-align: center;
}

.hero-logo {
    max-width: 400px;
    width: 100%;
    height: auto;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4rem);
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.4rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.8;
}

/* --- Content Specifics --- */

.team-foto {
    width: 100%;
    max-width: 100%;
    height: auto;
    margin-bottom: 2rem;
    filter: grayscale(20%); /* Subtiler seriöser Look */
}

.manifest-box {
    margin-top: 3rem;
    padding: 2rem;
    border: 1px solid var(--border-gray);
    background-color: #fff;
}

.pdf-link {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 700;
    text-decoration: underline;
}

/* Grid / List for Search & Offer */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.info-item {
    padding: 1.5rem;
    border-left: 3px solid var(--text-color);
    background: #fff;
}

.info-item strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05rem;
    margin-bottom: 0.5rem;
    opacity: 0.6;
}

.offer-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.offer-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--text-color);
}

/* --- Contact --- */

.contact-links {
    font-size: 1.5rem;
    margin-top: 2rem;
}

.contact-links a {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
}

/* --- Footer --- */

footer {
    background-color: var(--border-gray);
    padding: 60px 20px;
    text-align: center;
    font-size: 0.9rem;
}

footer a {
    margin: 0 10px;
}

/* --- Responsive --- */

@media (max-width: 768px) {
    header {
        padding: 0 20px;
    }

    .nav-desktop {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    /* Mobile Nav Overlay */
    .nav-mobile {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--bg-color);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        z-index: 999;
    }

    .nav-mobile.active {
        right: 0;
    }

    .nav-mobile a {
        font-size: 1.5rem;
        margin: 1.5rem 0;
    }

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