:root {
    --font-family-base: "Toma", sans-serif;
    --font-size-base: 16px;
    --page-background: #050a11;
    --portal-background: #0b1420;
    --surface: #0f1b29;
    --surface-muted: #12263a;
    --text: #d7e5f2;
    --text-muted: #8fa7bd;
    --border: #17324b;
    --border-strong: #24506f;
    --portal-max-width: 1800px;
    --hero-min-height: 360px;
    --left-nav-width: 260px;
    --right-nav-width: 260px;
    --column-gap: 24px;
    --portal-padding: 24px;
    --section-gap: 24px;
    --content-padding: 28px;
    --navigation-padding: 20px;
    --radius: 8px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; min-height: 100%; }

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text);
    background: var(--page-background);
}

a { color: inherit; }
.portal-page { min-height: 100vh; background: var(--page-background); }

.portal-header {
    width: min(calc(100% - 48px), var(--portal-max-width));
    margin: 0 auto;
    padding: 6px 0 4px;
}

.portal-topbar {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: 100%;
}

.portal-brand {
    flex: 0 0 auto;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .10em;
    color: var(--text);
    white-space: nowrap;
}

.portal-topnav {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 20px;
    white-space: nowrap;
}

.portal-topnav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: .86rem;
    font-weight: 600;
    white-space: nowrap;
    transition: color .15s ease;
}

.portal-topnav a:hover,
.portal-topnav a:focus-visible {
    color: var(--text);
}


.portal-shell {
    width: min(calc(100% - 48px), var(--portal-max-width));
    margin: 0 auto;
    background: var(--portal-background);
}

/* HERO: stabiler Außenrahmen. Der Hero steht VOR dem Drei-Spalten-Layout. */
.hero-area {
    min-height: var(--hero-min-height);
    display: grid;
    grid-template-columns: var(--left-nav-width) minmax(0, 1fr) var(--right-nav-width);
    gap: var(--column-gap);
    position: relative;
    overflow: hidden;
    border: 0;
    border-radius: var(--radius);
    background-image:
        linear-gradient(90deg, rgba(5,10,17,.58), rgba(5,10,17,.16) 48%, rgba(5,10,17,.20)),
        linear-gradient(180deg, rgba(5,10,17,.04), rgba(5,10,17,.38)),
        url('../images/hero-landscape-banner.png');
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}

.hero-avatar-container {
    min-width: 0;
    min-height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    border: 0;
    background: transparent;
}

.hero-right-container {
    min-width: 0;
    min-height: 100%;
    position: relative;
    border: 0;
    background: transparent;
}

.hero-avatar {
    display: block;
    width: min(100%, 220px);
    aspect-ratio: 1 / 1;
    height: auto;
    object-fit: contain;
    border-radius: 50%;
    filter: drop-shadow(0 10px 24px rgba(0,0,0,.55));
}

.hero-avatar-placeholder {
    background: var(--surface-muted);
    border: 1px solid var(--border-strong);
    box-shadow: 0 0 24px rgba(57,169,255,.18);
}

.hero-inner {
    min-width: 0;
    min-height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px 28px 18px;
    border: 0;
    background: transparent;
}

.hero-content {
    min-width: 0;
    max-width: 760px;
    padding-bottom: 16px;
}

.hero-eyebrow,
.section-label {
    margin: 0 0 6px;
    color: #67e8f9;
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.hero-content h1,
.content-header h2,
.portal-navigation h2,
.module-card h3,
.module-card h2 { margin-top: 0; }

.hero-content h1 { margin-bottom: 8px; font-size: clamp(34px, 3.2vw, 56px); line-height: 1.02; }
.hero-content p:last-child { margin-bottom: 0; color: #e7f2ff; font-size: 1.05rem; }

/* Optionaler Button-Bereich bleibt unsichtbar, solange keine Buttons vorhanden sind. */
.hero-optional-actions {
    display: none;
}

/* Temporäre sichtbare Debug-Beschriftungen für die Abnahme der Außenhülle. */
.debug-label {
    display: none !important;
    position: absolute;
    z-index: 10;
    padding: 3px 8px;
    border-radius: 4px;
    color: #071019;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.2;
    white-space: nowrap;
    pointer-events: none;
}
.debug-label-hero { top: 5px; left: 8px; background: #ffe13a; }
.debug-label-avatar { top: 6px; left: 6px; background: #ff35d4; }
.debug-label-inner { top: 6px; left: 6px; background: #ffe13a; }
.debug-label-right { top: 6px; left: 6px; background: #39a9ff; color: #06101a; }
.debug-label-actions { top: 50%; left: 50%; transform: translate(-50%, -50%); background: #28f06b; }

.special-area,
.portal-navigation,
.portal-content,
.portal-footer {
    border: 1px solid var(--border);
    background: var(--surface);
}

.special-area { margin: 0 0 var(--section-gap); padding: 22px 24px; border-radius: var(--radius); }

.portal-columns {
    display: grid;
    grid-template-columns: var(--left-nav-width) minmax(0, 1fr) var(--right-nav-width);
    gap: var(--column-gap);
    margin-top: var(--section-gap);
    align-items: start;
}

.portal-navigation { padding: var(--navigation-padding); border-radius: var(--radius); }
.portal-navigation nav { display: grid; gap: 8px; }
.portal-navigation a { padding: 9px 10px; text-decoration: none; border-radius: 6px; }
.portal-navigation a:hover { background: var(--surface-muted); color: #fff; box-shadow: inset 3px 0 0 #39a9ff; }
.portal-content { min-width: 0; padding: var(--content-padding); border-radius: var(--radius); }

.portal-footer {
    width: min(calc(100% - 48px), var(--portal-max-width));
    margin: var(--section-gap) auto 0;
    padding: 24px;
    border-radius: var(--radius) var(--radius) 0 0;
}

@media (min-width: 1921px) {
    :root {
        --column-gap: 32px;
        --portal-padding: 32px;
        --section-gap: 32px;
        --content-padding: 36px;
    }
}

@media (max-width: 1200px) {
    :root { --left-nav-width: 220px; --right-nav-width: 220px; }
}

@media (max-width: 900px) {
    .portal-columns { grid-template-columns: var(--left-nav-width) minmax(0, 1fr); }
    .portal-navigation-right { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
    .portal-header { width: calc(100% - 24px); overflow-x: auto; }
    .portal-shell { width: calc(100% - 24px); }
    .hero-area { grid-template-columns: 1fr; }
    .hero-avatar-container { min-height: 220px; }
    .hero-inner { min-height: 360px; }
    .portal-columns { grid-template-columns: 1fr; }
    .portal-navigation-right { grid-column: auto; }
    .portal-footer { width: calc(100% - 24px); }
}