* {
    box-sizing: border-box;
}

:root {
    --color-primary-dark: #10205a;
    --color-primary: #263f87;
    --color-primary-mid: #4f73bb;
    --color-primary-light: #78a7e6;
    --color-text: #20243a;
    --color-muted: #687085;
    --color-yellow-light: #fff9e0;
    --color-yellow: #f0df97;
    --color-yellow-dark: #e7cf69;
    --color-surface: #ffffff;
    --shadow-soft: 0 14px 36px rgba(32, 36, 58, 0.08);
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(111, 183, 183, 0.22), transparent 32%),
        linear-gradient(135deg, #eef2f6, #f8fafc);
    color: var(--color-text);
}

/* Hauptlayout */
.page-layout {
    display: grid;
    gap: clamp(12px, 3vw, 24px);
    grid-template-columns: 220px minmax(400px, 1fr); /* Breite: Sidebar (Rest)*/
    width: min(98%, 1800px);
    margin: 0 auto;
    padding: clamp(12px, 3vw, 32px) 0 48px;
}


/* Header-Navigation */
.main-nav-scroll {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    position: relative;
}

.main-nav {
    display: flex;
    flex-wrap: nowrap;
    gap: clamp(8px, 1.5vw, 16px);

    overflow-x: auto;
    overflow-y: hidden;

    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;

    scroll-snap-type: x proximity;
}

.main-nav::-webkit-scrollbar {
    display: none;
}

.main-nav .nav-link {
    flex: 0 0 auto;
    white-space: nowrap;
    scroll-snap-align: start;
}

.main-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.92);
    transform: translateY(-1px);
}

/* Hauptinhalt */
.main-content {
    min-height: 650px;
    min-width: 400px;/**/
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(247,249,252,0.96));
    border: 1px solid rgba(63, 79, 143, 0.10);
    border-radius: clamp(22px, 3vw, 32px);
    box-shadow: var(--shadow-soft);
    padding: clamp(24px, 4vw, 56px);
    overflow-x: auto;

}
/*Überschrift*/
.main-content h2 {
    margin-top: 0;
    font-size: clamp(34px, 4vw, 56px);
    color: var(--color-primary-dark);
}

.main-content p {
    font-size: clamp(17px, 1.6vw, 22px);
    line-height: 1.7;
    color: var(--color-muted);
}
/*Hauptteil - Inhalte*/
   .construction-box {
    max-width: 700px;

    padding: 28px 32px;

    border-radius: 20px;

    background: linear-gradient(
        135deg,
        rgba(255,255,255,0.95),
        rgba(248,250,252,0.95)
    );

    border: 1px solid rgba(63,79,143,0.12);

    box-shadow: 0 10px 24px rgba(38,52,95,0.08);
}