/* STVenture 2026 — Main Stylesheet */

:root {
    --bg:       #05070d;
    --ink:      #f5f7fa;
    --ink-dim:  rgba(245, 247, 250, 0.6);
    --ink-faint:rgba(245, 247, 250, 0.35);
    --accent:   #d6409f;
    --accent-b: #0a5bd3;
    --accent-t: #16b8c4;
    --accent-p: #e07ad6;
    --border:   rgba(245, 247, 250, 0.08);
    --header-h: 64px;
    --radius:   8px;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: auto; -webkit-text-size-adjust: 100%; }
body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ── Site Header ────────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    z-index: 100;
    display: flex;
    align-items: center;
    padding: 0 5vw;
    background: linear-gradient(180deg, rgba(5,7,13,.72) 0%, rgba(5,7,13,0) 100%);
    backdrop-filter: blur(0px);
    transition: background .35s, backdrop-filter .35s;
}
.site-header.scrolled {
    background: rgba(5, 7, 13, .88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.header-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}
.header-brand img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}
.header-brand .wordmark {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--ink);
}
.header-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 32px;
}
.header-nav ul {
    list-style: none;
    display: flex;
    gap: 28px;
    align-items: center;
}
.header-nav a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: .06em;
    color: var(--ink-dim);
    transition: color .2s;
}
.header-nav a:hover,
.header-nav .current-menu-item > a { color: var(--ink); }

.lang-switcher {
    display: flex;
    gap: 6px;
    align-items: center;
    margin-left: 24px;
}
.lang-switcher a {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--ink-faint);
    padding: 4px 7px;
    border-radius: 4px;
    transition: color .2s, background .2s;
}
.lang-switcher a:hover,
.lang-switcher a[aria-current="true"] {
    color: var(--ink);
    background: rgba(245, 247, 250, .1);
}

/* Mobile hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    color: var(--ink);
    margin-left: auto;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    margin: 5px 0;
    transition: transform .25s, opacity .25s;
}
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .header-nav {
        display: none;
        position: fixed;
        top: var(--header-h); left: 0; right: 0; bottom: 0;
        background: rgba(5,7,13,.97);
        flex-direction: column;
        justify-content: center;
        gap: 0;
    }
    .header-nav.open { display: flex; }
    .header-nav ul { flex-direction: column; gap: 0; }
    .header-nav a { font-size: 22px; padding: 16px 5vw; display: block; }
    .lang-switcher { margin-left: 0; margin-top: 32px; justify-content: center; }
}

/* ── Zoom-Scene (front page) ─────────────────────────────────────────── */
.zoom-scene { height: 600vh; position: relative; }
.zoom-sticky {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: hidden;
}
#zoom-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}
.zoom-vignette {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(
        180deg,
        rgba(5,7,13,.5)  0%,
        rgba(5,7,13,0)   18%,
        rgba(5,7,13,0)   52%,
        rgba(5,7,13,.9) 100%
    );
}

/* Text beats */
.beat {
    position: absolute;
    left: 0; right: 0;
    padding: 0 8vw;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .55s ease, transform .55s ease;
    will-change: opacity, transform;
    pointer-events: none;
}
.beat.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.beat.hero  { bottom: 14vh; }
.beat.km    {
    top: 50%;
    transform: translateY(calc(-50% + 20px));
}
.beat.km.show { transform: translateY(-50%); }
.beat.cta   { bottom: 18vh; }

.beat.hero h1 {
    font-size: clamp(26px, 4.8vw, 60px);
    font-weight: 700;
    letter-spacing: -.025em;
    line-height: 1.08;
    text-shadow: 0 2px 32px rgba(0,0,0,.6);
    max-width: 16ch;
    margin: 0 auto;
}
.beat.km p {
    font-size: clamp(22px, 3.8vw, 50px);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.12;
    text-shadow: 0 2px 32px rgba(0,0,0,.65);
    max-width: 20ch;
    margin: 0 auto;
}
.beat.km .label {
    display: block;
    font-size: clamp(10px, 1.2vw, 13px);
    font-weight: 600;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 18px;
    opacity: .9;
}
.beat.cta p {
    font-size: clamp(18px, 2.8vw, 32px);
    font-weight: 600;
    margin-bottom: 24px;
    text-shadow: 0 2px 24px rgba(0,0,0,.6);
    max-width: 28ch;
    margin-left: auto;
    margin-right: auto;
}
.beat.cta p + a { margin-top: 24px; }
.btn-primary {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 999px;
    background: var(--ink);
    color: var(--bg);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: .02em;
    transition: opacity .2s, transform .2s;
    text-decoration: none;
}
.btn-primary:hover { opacity: .88; transform: translateY(-1px); }

/* Scroll hint */
.scroll-hint {
    position: fixed;
    bottom: 22px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--ink-faint);
    transition: opacity .4s;
    pointer-events: none;
    z-index: 10;
}
.scroll-hint.gone { opacity: 0; }

/* Loader */
#zoom-loader {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 20px;
    z-index: 200;
    transition: opacity .65s;
}
#zoom-loader.done { opacity: 0; pointer-events: none; }
.loader-label {
    font-size: 11px;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--ink-faint);
}
.loader-bar {
    width: 220px;
    height: 2px;
    background: rgba(245,247,250,.12);
    border-radius: 2px;
    overflow: hidden;
}
.loader-bar-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--accent), var(--accent-p));
    transition: width .12s;
}

/* ── Content area below the scroll scene ────────────────────────────── */
.post-zoom {
    background: var(--bg);
    position: relative;
    z-index: 2;
}
.post-zoom-transition {
    height: 120px;
    background: linear-gradient(180deg, rgba(5,7,13,0) 0%, var(--bg) 100%);
    margin-top: -120px;
    position: relative;
    z-index: 2;
    pointer-events: none;
}
.tagline-section {
    padding: 80px 5vw 100px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}
.tagline-section .tagline {
    font-size: clamp(15px, 2vw, 18px);
    font-weight: 400;
    color: var(--ink-dim);
    letter-spacing: .04em;
}
.tagline-section .tagline strong {
    color: var(--ink);
    font-weight: 600;
}

/* ── Site Footer ─────────────────────────────────────────────────────── */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 48px 5vw 40px;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: center;
}
@media (max-width: 640px) {
    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 20px;
    }
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-brand img { width: 24px; height: 24px; object-fit: contain; }
.footer-brand span {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--ink-dim);
}
.footer-social {
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: center;
}
.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    color: var(--ink-dim);
    transition: color .2s, border-color .2s;
}
.footer-social a:hover { color: var(--ink); border-color: rgba(245,247,250,.25); }
.footer-social svg { width: 16px; height: 16px; fill: currentColor; }
.footer-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}
@media (max-width: 640px) { .footer-meta { align-items: center; } }
.footer-nav ul {
    display: flex;
    gap: 20px;
    list-style: none;
    flex-wrap: wrap;
    justify-content: flex-end;
}
@media (max-width: 640px) { .footer-nav ul { justify-content: center; } }
.footer-nav a {
    font-size: 12px;
    letter-spacing: .06em;
    color: var(--ink-faint);
    transition: color .2s;
}
.footer-nav a:hover { color: var(--ink-dim); }
.footer-copy {
    font-size: 11px;
    color: var(--ink-faint);
    letter-spacing: .04em;
}

/* ── Generic page / post layout ─────────────────────────────────────── */
.page-wrap {
    padding-top: calc(var(--header-h) + 60px);
    padding-bottom: 100px;
    min-height: 60vh;
}
.content-container {
    max-width: 780px;
    margin: 0 auto;
    padding: 0 5vw;
}
.entry-header { margin-bottom: 48px; }
.entry-title {
    font-size: clamp(28px, 4vw, 52px);
    font-weight: 700;
    letter-spacing: -.025em;
    line-height: 1.1;
}
.entry-content {
    font-size: 17px;
    line-height: 1.72;
    color: var(--ink-dim);
}
.entry-content h2 {
    font-size: clamp(20px, 2.5vw, 28px);
    font-weight: 700;
    color: var(--ink);
    margin: 48px 0 16px;
    letter-spacing: -.02em;
}
.entry-content h3 {
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 600;
    color: var(--ink);
    margin: 32px 0 12px;
}
.entry-content p { margin-bottom: 20px; }
.entry-content a { color: var(--accent-t); text-decoration: underline; text-underline-offset: 3px; }
.entry-content ul, .entry-content ol { padding-left: 1.4em; margin-bottom: 20px; }
.entry-content li { margin-bottom: 6px; }
.entry-content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 40px 0;
}
.entry-content blockquote {
    border-left: 3px solid var(--accent);
    padding-left: 20px;
    color: var(--ink-dim);
    font-style: italic;
    margin: 28px 0;
}

/* 404 */
.error-404-wrap { text-align: center; }
.error-404-wrap .big-num {
    font-size: clamp(80px, 15vw, 180px);
    font-weight: 800;
    letter-spacing: -.06em;
    background: linear-gradient(135deg, var(--accent), var(--accent-t));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 24px;
}
.error-404-wrap p {
    font-size: 18px;
    color: var(--ink-dim);
    margin-bottom: 36px;
}

/* ── Utility ─────────────────────────────────────────────────────────── */
.screen-reader-text {
    clip: rect(1px,1px,1px,1px);
    clip-path: inset(50%);
    height: 1px; width: 1px;
    overflow: hidden;
    position: absolute;
    word-wrap: normal;
}

/* ── Studien-/Insights-Übersicht ─────────────────────────────────── */
.studien-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;margin:40px 0}
.studie-card{display:flex;flex-direction:column;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:28px;text-decoration:none;color:inherit;transition:transform .25s ease,border-color .25s ease,background .25s ease}
.studie-card:hover{transform:translateY(-4px);border-color:rgba(214,64,159,.55);background:rgba(255,255,255,.06)}
.studie-card .studie-lang{align-self:flex-start;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:#d6409f;border:1px solid rgba(214,64,159,.4);padding:3px 10px;border-radius:999px;margin-bottom:16px}
.studie-card h3{font-size:20px;line-height:1.25;margin:0 0 10px;letter-spacing:-.01em}
.studie-card p{font-size:15px;line-height:1.5;opacity:.72;margin:0 0 18px}
.studie-card .studie-more{margin-top:auto;font-weight:600;color:#fff;font-size:14px}
.studie-card .studie-more::after{content:" \2192"}

/* ── Kontakt ──────────────────────────────────────────────────────── */
.kontakt-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:48px;margin:40px 0}
@media(max-width:760px){.kontakt-grid{grid-template-columns:1fr;gap:32px}}
.kontakt-info h2{font-size:20px;margin:0 0 14px}
.kontakt-info a{color:#d6409f}
.kontakt-form input,.kontakt-form textarea{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:13px 15px;color:#f5f7fa;font-size:15px;margin-bottom:14px;font-family:inherit}
.kontakt-form textarea{min-height:150px;resize:vertical}
.kontakt-form input[type=submit],.kontakt-form .wpcf7-submit{width:auto;background:#f5f7fa;color:#05070d;font-weight:680;border:0;padding:13px 30px;border-radius:999px;cursor:pointer}
.wpcf7-response-output{border-radius:10px;margin:8px 0 0!important}

/* ── Portfolio / Ventures ─────────────────────────────────────────── */
.portfolio{padding:96px 0;background:#070a12;border-top:1px solid rgba(255,255,255,.06)}
.portfolio-inner{max-width:1200px;margin:0 auto;padding:0 24px}
.portfolio-eyebrow{display:inline-block;font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:#d6409f;margin-bottom:14px}
.portfolio-title{font-size:clamp(26px,3.4vw,42px);font-weight:680;letter-spacing:-.02em;margin:0 0 40px;max-width:22ch}
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.venture-card{display:flex;flex-direction:column;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:26px;text-decoration:none;color:inherit;transition:transform .25s ease,border-color .25s ease,background .25s ease}
.venture-card:hover{transform:translateY(-4px);border-color:rgba(214,64,159,.5);background:rgba(255,255,255,.06)}
.venture-card h3{font-size:19px;margin:0 0 10px;letter-spacing:-.01em}
.venture-card .venture-ext{color:#d6409f;font-size:14px}
.venture-card p{font-size:14.5px;line-height:1.55;opacity:.72;margin:0}

/* ── Studien-Karten: Content-Link-Vererbung überschreiben (Spezifität) + Aufwertung ── */
.studien-grid a.studie-card,
.studien-grid a.studie-card:hover,
.studien-grid a.studie-card:focus{color:#f5f7fa;text-decoration:none;box-shadow:none}
.studien-grid a.studie-card h3{color:#fff;text-decoration:none;border-bottom:0;background:none}
.studien-grid a.studie-card p{color:rgba(245,247,250,.6);text-decoration:none;border-bottom:0}
.studien-grid a.studie-card .studie-more{color:#d6409f;text-decoration:none;font-weight:600;border-bottom:0}
.studien-grid a.studie-card{min-height:230px}
.studien-grid a.studie-card:hover .studie-more{color:#ec5cb0}