/* Self-hosted Variable Fonts (DSGVO-freundlich, kein Google-CDN):
   Inter für Fließtext, Space Grotesk für Headlines & Markenelemente. */
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-wght-normal.woff2') format('woff2-variations');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Space Grotesk';
    src: url('../fonts/space-grotesk-latin-wght-normal.woff2') format('woff2-variations');
    font-weight: 300 700;
    font-style: normal;
    font-display: swap;
}

:root {
    color-scheme: dark;

    /* Unverändert — der Hero (Components/HeroSection.razor) hängt exakt an diesen Werten */
    --color-ink: #0e2a47;        /* dunkles Navy: Hero-Verlauf, Akzent-Buttons */
    --color-ink-soft: #16395e;
    --color-accent: #2f81f7;     /* Akzentblau: Buttons, Badges, Marker */
    --color-accent-light: #8ab9ff;
    --ease-material: cubic-bezier(0.4, 0, 0.2, 1);

    /* Dunkle Flächen (neu) */
    --color-bg: #070d19;         /* Seitenhintergrund, nahtlos zum Hero */
    --color-bg-raised: #0b1424;  /* abwechselnde Sektionen */
    --color-surface: #0f1b2f;    /* Karten-Grundfläche */
    --color-surface-2: #142440;  /* Hover-/Innenflächen */
    --color-text: #cfdcee;
    --color-text-muted: #8298b4;
    --color-heading: #eef4fc;
    --color-border: rgba(138, 185, 255, 0.14);

    /* Akzent-Erweiterungen */
    --color-accent-2: #7ddcff;
    --color-accent-3: #b4a6ff;
    --gradient-accent: linear-gradient(90deg, var(--color-accent), var(--color-accent-2));

    /* Glow + dunkle Elevation */
    --glow-sm: 0 0 18px rgba(47, 129, 247, 0.25);
    --glow-md: 0 0 40px rgba(47, 129, 247, 0.30);
    --elev-1: 0 1px 3px rgba(0, 0, 0, 0.5), 0 1px 2px rgba(0, 0, 0, 0.4);
    --elev-2: 0 8px 24px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.35);
    --elev-3: 0 20px 50px rgba(0, 0, 0, 0.6), 0 8px 16px rgba(0, 0, 0, 0.4);

    /* Dunkles Glassmorphism */
    --glass-bg: rgba(15, 27, 47, 0.62);
    --glass-border: rgba(138, 185, 255, 0.16);
    --glass-blur: blur(16px) saturate(160%);

    /* Bootstrap-Variablen umbiegen: Komponenten wie .card, .card-text lesen
       --bs-body-color/--bs-* statt der body-Textfarbe und blieben sonst beim
       hellen Bootstrap-Default (fast schwarz) — auf dunklem Grund unlesbar. */
    --bs-body-color: var(--color-text);
    --bs-body-color-rgb: 207, 220, 238;
    --bs-body-bg: var(--color-bg);
    --bs-heading-color: var(--color-heading);
    --bs-link-color: var(--color-accent-light);
    --bs-link-hover-color: var(--color-accent);
    --bs-border-color: var(--color-border);
    --bs-secondary-color: var(--color-text-muted);
    --bs-card-color: var(--color-text);
    --bs-card-bg: transparent;
}

html {
    scroll-behavior: smooth;
}

/* Headlines & Markenelemente in Space Grotesk — Fließtext bleibt Inter */
h1, h2, h3, h4, h5, h6,
.navbar-brand, .brand-mark, .stat-value, .nf-code {
    font-family: 'Space Grotesk', 'Inter', 'Segoe UI', sans-serif;
}

html, body {
    font-family: 'Inter', 'Segoe UI', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    /* Reveal-Transforms (translateX ±40px) ragen vor dem Einblenden über den
       Viewport hinaus — ohne clip lässt sich die Seite mobil seitlich schieben. */
    overflow-x: clip;
}

h1:focus {
    outline: none;
}

a, .btn-link {
    color: var(--color-accent-light);
}

.text-muted {
    color: var(--color-text-muted) !important;
}

.lead {
    color: var(--color-text);
}

code {
    color: #ff8ac2;
}

/* Anker-Ziele unter der fixierten Navbar freihalten */
section[id] {
    scroll-margin-top: 4.5rem;
}

/* dezentes Punktraster als Textur über dem gesamten dunklen Hintergrund */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: radial-gradient(rgba(138, 185, 255, 0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    -webkit-mask-image: linear-gradient(180deg, transparent, black 20%);
    mask-image: linear-gradient(180deg, transparent, black 20%);
}

/* ---------- Ambient-Hintergrund (schwebende Farb-Orbs) ---------- */

.ambient {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

/* Weiche Radial-Gradienten statt filter:blur — deutlich günstiger für die GPU */
.ambient .orb {
    position: absolute;
    border-radius: 50%;
    opacity: 0.32;
    will-change: transform;
}

.ambient .orb-1 {
    width: 45vw;
    height: 45vw;
    left: -12vw;
    top: -10vh;
    background: radial-gradient(circle, rgba(47, 129, 247, 0.55) 0%, rgba(47, 129, 247, 0.18) 35%, transparent 65%);
    animation: orb-drift-1 36s var(--ease-material) infinite alternate;
}

.ambient .orb-2 {
    width: 38vw;
    height: 38vw;
    right: -10vw;
    top: 30vh;
    background: radial-gradient(circle, rgba(180, 166, 255, 0.45) 0%, rgba(180, 166, 255, 0.14) 35%, transparent 65%);
    animation: orb-drift-2 44s var(--ease-material) infinite alternate;
}

.ambient .orb-3 {
    width: 42vw;
    height: 42vw;
    left: 20vw;
    bottom: -18vh;
    background: radial-gradient(circle, rgba(125, 220, 255, 0.45) 0%, rgba(125, 220, 255, 0.14) 35%, transparent 65%);
    animation: orb-drift-3 40s var(--ease-material) infinite alternate;
}

@keyframes orb-drift-1 {
    to { transform: translate(10vw, 14vh) scale(1.15); }
}

@keyframes orb-drift-2 {
    to { transform: translate(-12vw, -10vh) scale(0.9); }
}

@keyframes orb-drift-3 {
    to { transform: translate(-8vw, -8vh) scale(1.2); }
}

/* ---------- Scroll-Reveal ---------- */

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease-material), transform 0.7s var(--ease-material);
    transition-delay: calc(var(--reveal-delay, 0) * 100ms);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

/* ---------- Sektionen ---------- */

.section {
    padding: 4.5rem 0;
}

.section-alt {
    background-color: var(--color-bg-raised);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-accent-light);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.82rem;
    margin-bottom: 0.6rem;
}

.section-kicker::before {
    content: "";
    display: inline-block;
    width: 1.8rem;
    height: 0.2rem;
    border-radius: 0.2rem;
    background: var(--gradient-accent);
}

.text-center .section-kicker {
    justify-content: center;
}

.section-title {
    color: var(--color-heading);
    font-weight: 700;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.section-intro {
    color: var(--color-text-muted);
    max-width: 44rem;
}

.text-center .section-intro {
    margin-inline: auto;
}

.section-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 3rem;
    height: 0.25rem;
    border-radius: 0.25rem;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.8s var(--ease-material) 0.3s;
}

.reveal.is-visible .section-title::after,
.section-title.is-visible::after,
.section-title.no-reveal::after {
    transform: scaleX(1);
}

.text-center .section-title::after {
    left: 50%;
    margin-left: -1.5rem;
    transform-origin: center;
}

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

.hero {
    background: linear-gradient(120deg, var(--color-ink) 0%, var(--color-ink-soft) 35%, #1d4e7e 70%, #2a5e94 100%);
    background-size: 220% 220%;
    animation: hero-gradient 18s ease infinite;
    color: #fff;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

@keyframes hero-gradient {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* dezente Lichtpunkte im Hero */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 25%, rgba(138, 185, 255, 0.18) 0, transparent 28%),
        radial-gradient(circle at 82% 70%, rgba(125, 220, 255, 0.14) 0, transparent 32%);
    pointer-events: none;
}

/* Partikel-Konstellation (Canvas, zeichnet js/site.js) */
.hero-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
    will-change: transform, opacity;
}

.hero-kicker {
    color: var(--color-accent-light);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.hero-name {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    perspective: 400px;
}

/* Buchstaben-Stagger: Spans erzeugt js/site.js */
.split-letters .letter {
    display: inline-block;
    white-space: pre;
    opacity: 0;
    transform: rotateX(70deg) translateY(0.4em);
    transform-origin: bottom;
    filter: blur(6px);
    animation: letter-in 0.7s var(--ease-material) forwards;
}

@keyframes letter-in {
    to {
        opacity: 1;
        transform: none;
        filter: blur(0);
    }
}

.hero-tagline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 36rem;
    min-height: 2em;
}

/* Typewriter-Rotation */
.tw-word {
    color: #fff;
    font-weight: 700;
}

.tw-caret {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    margin-left: 2px;
    vertical-align: text-bottom;
    background-color: var(--color-accent-light);
    animation: caret-blink 0.9s steps(1) infinite;
}

@keyframes caret-blink {
    50% { opacity: 0; }
}

/* gestaffelter Hero-Auftritt */
.hero-anim {
    opacity: 0;
    animation: fade-up 0.8s var(--ease-material) forwards;
}

.hero-anim-1 { animation-delay: 0.10s; }
.hero-anim-2 { animation-delay: 0.25s; }
.hero-anim-3 { animation-delay: 0.40s; }
.hero-anim-4 { animation-delay: 0.55s; }
.hero-anim-5 { animation-delay: 0.45s; }

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

/* Porträt mit rotierendem Glow-Ring */
.hero-portrait-wrap {
    position: relative;
    width: 236px;
    height: 236px;
    margin-inline: auto;
}

.hero-portrait-wrap::before {
    content: "";
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--color-accent), #7ddcff, #b4a6ff, var(--color-accent));
    animation: ring-spin 6s linear infinite;
    filter: blur(1px);
}

.hero-portrait-wrap::after {
    content: "";
    position: absolute;
    inset: -18px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(47, 129, 247, 0.35) 0, transparent 70%);
    animation: glow-pulse 3.5s ease-in-out infinite;
    z-index: -1;
}

@keyframes ring-spin {
    to { transform: rotate(360deg); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.55; transform: scale(1); }
    50%      { opacity: 1; transform: scale(1.07); }
}

.hero-portrait {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid rgba(255, 255, 255, 0.25);
    background-color: var(--color-ink-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.hero-portrait .hero-initials {
    display: none;
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
}

.hero-portrait.no-photo img {
    display: none;
}

.hero-portrait.no-photo .hero-initials {
    display: block;
}

/* ---------- Buttons (Material: Ripple + Glow) ---------- */

.btn {
    position: relative;
    overflow: hidden;
    border-radius: 0.65rem;
    transition: transform 0.25s var(--ease-material), box-shadow 0.25s var(--ease-material);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-accent {
    color: #fff;
    background: linear-gradient(135deg, var(--color-accent), #2468cc);
    border: none;
    box-shadow: var(--elev-1);
}

.btn-accent:hover {
    color: #fff;
    box-shadow: 0 8px 24px rgba(47, 129, 247, 0.45);
}

.btn-outline-primary {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 8px 24px rgba(47, 129, 247, 0.35);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem var(--color-bg), 0 0 0 0.25rem var(--color-accent);
}

/* Sichtbarer Fokus-Ring für Tastaturnutzung (Skip-Link, Nav-Links, Icon-Buttons, Karten-Links) */
a:focus-visible,
button:focus-visible,
.icon-btn:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--color-accent-light);
    outline-offset: 3px;
    border-radius: 0.3rem;
}

/* Skip-Link: unsichtbar bis zum ersten Tab-Stopp */
.skip-link {
    position: fixed;
    top: -3rem;
    left: 1rem;
    z-index: 2100;
    background: var(--color-surface);
    color: var(--color-heading);
    padding: 0.6em 1.2em;
    border-radius: 0.5rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--elev-2);
    transition: top 0.2s var(--ease-material);
}

.skip-link:focus {
    top: 1rem;
    color: var(--color-heading);
}

.btn-outline-light {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.55);
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    color: #fff;
}

/* runde Icon-Buttons (Kontakt-Socials, Copy-Button, Back-to-top) */
.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    transition: transform 0.25s var(--ease-material), box-shadow 0.25s var(--ease-material), color 0.25s, border-color 0.25s;
}

.icon-btn:hover {
    color: var(--color-accent-light);
    border-color: var(--color-accent);
    box-shadow: var(--glow-sm);
    transform: translateY(-3px);
}

.icon-btn svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: currentColor;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
    transform: scale(0);
    animation: ripple-grow 0.6s var(--ease-material) forwards;
    pointer-events: none;
}

@keyframes ripple-grow {
    to {
        transform: scale(1);
        opacity: 0;
    }
}

/* ---------- Badges ---------- */

.skill-badge, .tech-badge {
    background-color: rgba(47, 129, 247, 0.10);
    color: var(--color-accent-light);
    font-weight: 500;
    font-size: 0.85rem;
    padding: 0.45em 0.8em;
    border: 1px solid rgba(47, 129, 247, 0.25);
    transition: transform 0.2s var(--ease-material), box-shadow 0.2s var(--ease-material), background-color 0.2s;
}

.skill-badge:hover, .tech-badge:hover {
    transform: translateY(-3px) scale(1.06);
    background-color: rgba(47, 129, 247, 0.18);
    box-shadow: var(--glow-sm);
}

/* ---------- Glas-Karten ---------- */

.card {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--elev-1);
    transition: transform 0.35s var(--ease-material), box-shadow 0.35s var(--ease-material);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--elev-3);
}

/* Glanz-Sweep beim Hover */
.card::after {
    content: "";
    position: absolute;
    top: 0;
    left: -80%;
    width: 50%;
    height: 100%;
    background: linear-gradient(105deg, transparent 0%, rgba(138, 185, 255, 0.14) 50%, transparent 100%);
    transform: skewX(-20deg);
    transition: left 0.7s var(--ease-material);
    pointer-events: none;
}

.card:hover::after {
    left: 130%;
}

.card-title {
    color: var(--color-heading);
}

/* ---------- Spotlight-Karten (pointer-getrackter Radial-Glow, JS setzt --spot-x/--spot-y) ---------- */

.spot-card {
    position: relative;
}

.spot-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(300px circle at var(--spot-x, 50%) var(--spot-y, 50%),
                rgba(47, 129, 247, 0.14), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s var(--ease-material);
}

.spot-card:hover::before {
    opacity: 1;
}

.spot-card > * {
    position: relative;
    z-index: 1;
}

/* ---------- Gradient-Rahmen (conic-gradient Border via padding-box-Mask) ---------- */

.gradient-border {
    position: relative;
    border: 1px solid transparent;
    background:
        linear-gradient(var(--color-surface), var(--color-surface)) padding-box,
        conic-gradient(from var(--angle), var(--color-accent), var(--color-accent-2), var(--color-accent-3), var(--color-accent)) border-box;
    animation: angle-spin 8s linear infinite;
}

/* ---------- Code-Fenster (dekoratives Fake-Editor-Fenster, About-Sektion) ---------- */

.code-window {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0.9rem;
    box-shadow: var(--elev-2);
    overflow: hidden;
    font-family: 'Cascadia Code', 'Consolas', 'Courier New', monospace;
    font-size: 0.85rem;
}

.code-window-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    background: var(--color-bg-raised);
    border-bottom: 1px solid var(--color-border);
}

.code-window-dot {
    width: 0.65rem;
    height: 0.65rem;
    border-radius: 50%;
    background: #45505f;
}

.code-window-dot:nth-child(1) { background: #ff5f56; }
.code-window-dot:nth-child(2) { background: #ffbd2e; }
.code-window-dot:nth-child(3) { background: #27c93f; }

.code-window-tab {
    margin-left: 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.code-window pre {
    margin: 0;
    padding: 1.25rem;
    line-height: 1.7;
    overflow-x: auto;
}

.code-window .tok-kw { color: var(--color-accent-3); }
.code-window .tok-type { color: var(--color-accent-2); }
.code-window .tok-str { color: #a4e07a; }
.code-window .tok-prop { color: var(--color-accent-light); }
.code-window .tok-com { color: var(--color-text-muted); font-style: italic; }

/* ---------- Stats-Leiste (Zähler) ---------- */

.section-stats {
    position: relative;
    z-index: 2;
    padding: 0;
    margin-top: -3rem;
}

.stat-card {
    position: relative;
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--elev-2);
    padding: 1.5rem 1rem;
    text-align: center;
    height: 100%;
    overflow: hidden;
    transition: transform 0.3s var(--ease-material), box-shadow 0.3s var(--ease-material);
}

.stat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-accent);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--elev-3), var(--glow-sm);
}

.stat-icon {
    width: 1.6rem;
    height: 1.6rem;
    margin: 0 auto 0.5rem;
    color: var(--color-accent-light);
    opacity: 0.85;
}

.stat-icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.6;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

.stat-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ---------- Scroll-Progress-Bar (Element erzeugt js/site.js) ---------- */

#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    z-index: 2000;
    pointer-events: none;
    background: linear-gradient(90deg, var(--color-accent), #7ddcff, #b4a6ff);
    transform-origin: left;
    transform: scaleX(0);
}

/* ---------- rotierender Conic-Gradient-Rahmen (Kontakt-Button) ---------- */

@property --angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

.glow-border {
    position: relative;
    display: inline-block;
    border-radius: 0.85rem;
}

.glow-border::before {
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 1rem;
    background: conic-gradient(from var(--angle),
                var(--color-accent), #7ddcff, #b4a6ff, var(--color-accent));
    filter: blur(6px);
    animation: angle-spin 4s linear infinite;
}

.glow-border > .btn {
    position: relative;
}

@keyframes angle-spin {
    to { --angle: 360deg; }
}

/* Glass-Panel für Impressum/Datenschutz */
.glass-panel {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--elev-1);
    padding: 2rem;
    color: var(--color-text);
}

/* ---------- Timeline (Werdegang) ---------- */

.timeline {
    position: relative;
    max-width: 44rem;
    padding-left: 1.5rem;
}

/* Linie wächst mit der Scroll-Position (--tl-progress setzt js/site.js) */
.timeline::before {
    content: "";
    position: absolute;
    left: 0.4rem;
    top: 0.4rem;
    bottom: 0.4rem;
    width: 2px;
    background: linear-gradient(180deg, var(--color-accent), var(--color-accent-light));
    box-shadow: var(--glow-sm);
    transform-origin: top;
    transform: scaleY(var(--tl-progress, 0));
    transition: transform 0.15s linear;
}

.timeline-entry {
    position: relative;
    padding-bottom: 2.25rem;
}

.timeline-entry:last-child {
    padding-bottom: 0;
}

.timeline-content {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--elev-1);
    padding: 1.25rem 1.5rem;
    transition: transform 0.35s var(--ease-material), box-shadow 0.35s var(--ease-material);
}

.timeline-content:hover {
    transform: translateX(6px);
    box-shadow: var(--elev-2);
}

/* Marker „zünden", sobald die wachsende Linie sie erreicht (.lit setzt js/site.js) */
.timeline-marker {
    position: absolute;
    left: -1.5rem;
    top: 0.85rem;
    width: 0.85rem;
    height: 0.85rem;
    border-radius: 50%;
    background-color: #3a5273;
    border: 2px solid var(--color-bg-raised);
    box-shadow: 0 0 0 2px var(--color-border);
    transform: scale(0.7);
    transition: background-color 0.3s, box-shadow 0.3s, transform 0.3s var(--ease-material);
}

.timeline-entry.lit .timeline-marker {
    background-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent);
    transform: scale(1);
    animation: marker-pulse 2.6s ease-in-out 0.7s infinite;
}

.timeline-marker::after {
    content: "";
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--color-accent);
    opacity: 0;
}

.timeline-entry.lit .timeline-marker::after {
    animation: marker-ping 0.7s ease-out forwards;
}

@keyframes marker-pulse {
    0%, 100% { box-shadow: 0 0 0 2px var(--color-accent); }
    50%      { box-shadow: 0 0 0 2px var(--color-accent), 0 0 0 9px rgba(47, 129, 247, 0.18); }
}

@keyframes marker-ping {
    0% {
        transform: scale(0.5);
        opacity: 0.9;
    }
    100% {
        transform: scale(2.4);
        opacity: 0;
    }
}

.timeline-period {
    display: inline-flex;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent-light);
    background: rgba(47, 129, 247, 0.12);
    border: 1px solid rgba(47, 129, 247, 0.25);
    border-radius: 999px;
    padding: 0.15em 0.75em;
    margin-bottom: 0.5rem;
}

.timeline-org {
    font-weight: 600;
    color: var(--color-heading);
}

.timeline-current-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-left: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent-2);
}

.timeline-current-badge .dot {
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--color-accent-2);
    box-shadow: 0 0 0 0 rgba(125, 220, 255, 0.6);
    animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(125, 220, 255, 0.6); }
    70%  { box-shadow: 0 0 0 6px rgba(125, 220, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(125, 220, 255, 0); }
}

/* ---------- Kontakt & Rechtliches ---------- */

.section-contact {
    position: relative;
    background-color: var(--color-bg-raised);
    border-top: 1px solid var(--color-border);
    overflow: hidden;
}

.section-contact::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 15%;
    width: 40rem;
    height: 40rem;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(47, 129, 247, 0.16) 0%, transparent 70%);
    pointer-events: none;
}

.contact-panel {
    position: relative;
    max-width: 46rem;
    margin-inline: auto;
    padding: 3rem 2.5rem;
    border-radius: 1.25rem;
}

.contact-panel > .code-window,
.contact-panel {
    background: var(--color-surface);
}

.contact-copy-btn {
    position: relative;
}

.contact-copy-btn::after {
    content: "Kopiert!";
    position: absolute;
    left: 50%;
    bottom: calc(100% + 0.5rem);
    transform: translateX(-50%) translateY(4px);
    background: var(--color-surface-2);
    color: var(--color-heading);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3em 0.7em;
    border-radius: 0.4rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease-material), transform 0.2s var(--ease-material);
}

.contact-copy-btn.copied::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.legal-page h2 {
    color: var(--color-heading);
    margin-top: 2rem;
}

.print-cv-link {
    color: var(--color-text-muted);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.print-cv-link:hover {
    color: var(--color-accent-light);
}

/* ---------- Skill-Icon-Kachel ---------- */

.skill-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    background: rgba(47, 129, 247, 0.12);
    color: var(--color-accent-light);
    margin-bottom: 0.75rem;
}

.skill-icon svg {
    width: 1.4rem;
    height: 1.4rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ---------- Featured-Projekte (große Karten mit Architektur-Grafik) ---------- */

.featured-card {
    border-radius: 1.25rem;
    padding: 2.5rem;
    margin-bottom: 2rem;
}

.featured-card:last-child {
    margin-bottom: 0;
}

.featured-kicker {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    background: rgba(47, 129, 247, 0.12);
    border: 1px solid rgba(47, 129, 247, 0.25);
    border-radius: 999px;
    padding: 0.3em 0.9em;
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    margin: 1.25rem 0;
    padding: 0;
    display: grid;
    gap: 0.6rem;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    color: var(--color-text);
    font-size: 0.95rem;
}

.feature-list svg {
    flex: none;
    width: 1.1rem;
    height: 1.1rem;
    margin-top: 0.15rem;
    color: var(--color-accent-2);
}

.projects-subtitle {
    color: var(--color-heading);
    font-weight: 700;
    margin: 3rem 0 1.5rem;
}

/* dekorative Architektur-Grafiken (aria-hidden, rein visuell) */
.project-graphic {
    position: relative;
    height: 100%;
    min-height: 14rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.9;
}

.project-graphic .node {
    fill: var(--color-surface-2);
    stroke: rgba(138, 185, 255, 0.35);
    stroke-width: 1;
}

.project-graphic .pulse {
    fill: var(--color-accent-2);
    animation: node-pulse 2.4s ease-in-out infinite;
}

.project-graphic .pulse:nth-child(2n) { animation-delay: 0.4s; }
.project-graphic .pulse:nth-child(3n) { animation-delay: 0.8s; }

@keyframes node-pulse {
    0%, 100% { opacity: 0.4; }
    50%      { opacity: 1; }
}

.project-graphic .link {
    stroke: rgba(138, 185, 255, 0.25);
    stroke-width: 1;
}

/* ---------- Back-to-top ---------- */

.back-to-top {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s var(--ease-material), transform 0.3s var(--ease-material), visibility 0.3s;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.back-to-top svg {
    width: 1.2rem;
    height: 1.2rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

/* ---------- GitHub-Live-Badge ---------- */

.gh-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.gh-badge svg {
    width: 0.9rem;
    height: 0.9rem;
    fill: var(--color-accent-light);
}

.gh-badge-sep {
    opacity: 0.5;
}

.project-graphic-lg {
    min-height: 22rem;
}

.project-graphic .node,
.project-graphic .pulse {
    cursor: help;
}

/* ---------- Command-Palette (Cmd/Ctrl+K) ---------- */

.cmdk-trigger {
    position: fixed;
    left: 1.5rem;
    bottom: 1.5rem;
    z-index: 1500;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5em 0.9em;
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: var(--elev-1);
    transition: color 0.2s var(--ease-material), box-shadow 0.2s var(--ease-material), transform 0.2s var(--ease-material);
}

.cmdk-trigger:hover {
    color: var(--color-heading);
    box-shadow: var(--glow-sm);
    transform: translateY(-2px);
}

/* Ohne Tastatur nutzlos — auf Touch-Geräten und schmalen Viewports ausblenden
   (überlappt sonst die Stats-Karten) */
@media (hover: none), (pointer: coarse), (max-width: 767.98px) {
    .cmdk-trigger {
        display: none;
    }
}

.cmdk-trigger kbd {
    font-family: inherit;
    background: rgba(138, 185, 255, 0.14);
    border-radius: 0.35rem;
    padding: 0.1em 0.4em;
}

.cmdk-backdrop {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 12vh 1rem 1rem;
    background: rgba(4, 8, 16, 0.6);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    animation: cmdk-fade-in 0.18s var(--ease-material);
}

@keyframes cmdk-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.cmdk-panel {
    width: 100%;
    max-width: 32rem;
    max-height: 60vh;
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--elev-3);
    overflow: hidden;
    animation: cmdk-scale-in 0.18s var(--ease-material);
}

@keyframes cmdk-scale-in {
    from { opacity: 0; transform: translateY(-8px) scale(0.98); }
    to   { opacity: 1; transform: none; }
}

.cmdk-input-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.1rem;
    border-bottom: 1px solid var(--color-border);
}

.cmdk-icon {
    width: 1.1rem;
    height: 1.1rem;
    flex: none;
    fill: none;
    stroke: var(--color-text-muted);
    stroke-width: 2;
}

.cmdk-input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--color-heading);
    font-size: 1rem;
}

.cmdk-input::placeholder {
    color: var(--color-text-muted);
}

.cmdk-kbd {
    flex: none;
    font-size: 0.7rem;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 0.35rem;
    padding: 0.1em 0.4em;
}

.cmdk-list {
    list-style: none;
    margin: 0;
    padding: 0.4rem;
    overflow-y: auto;
}

.cmdk-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem 0.7rem;
    border-radius: 0.6rem;
    cursor: pointer;
    color: var(--color-text);
}

.cmdk-item-icon {
    flex: none;
    width: 1.1rem;
    height: 1.1rem;
    color: var(--color-accent-light);
}

.cmdk-item-icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
}

.cmdk-item-label {
    flex: 1;
}

.cmdk-item-group {
    flex: none;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.cmdk-item.is-active {
    background: rgba(47, 129, 247, 0.14);
}

.cmdk-empty {
    padding: 1rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ---------- 404-Seite ---------- */

.nf-code {
    font-size: clamp(5rem, 16vw, 9rem);
    font-weight: 800;
    line-height: 1;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: nf-float 4s ease-in-out infinite;
}

@keyframes nf-float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}

/* ---------- Reduzierte Bewegung: alle Effekte aus ---------- */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal, .hero-anim {
        opacity: 1;
        transform: none;
    }

    .split-letters .letter {
        opacity: 1;
        transform: none;
        filter: none;
        animation: none;
    }

    .section-title::after,
    .timeline::before {
        transform: none;
    }

    .timeline-marker {
        background-color: var(--color-accent);
        box-shadow: 0 0 0 2px var(--color-accent);
        transform: none;
    }

    .tw-caret,
    .glow-border::before,
    .gradient-border,
    .nf-code,
    .timeline-current-badge .dot {
        animation: none;
    }

    .spot-card::before {
        display: none;
    }

    .back-to-top {
        transition: opacity 0.01ms, visibility 0.01ms;
    }
}

/* ---------- Blazor-Framework (Laden & Fehler) ---------- */

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "Ein Fehler ist aufgetreten."
    }

.loading-progress {
    position: absolute;
    display: block;
    width: 8rem;
    height: 8rem;
    inset: 20vh 0 auto 0;
    margin: 0 auto 0 auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #1d2f4a;
        stroke-width: 0.6rem;
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: var(--color-accent);
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray 0.05s ease-in-out;
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    color: var(--color-text);
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Lädt …");
    }

/* ---------- Druckansicht (Lebenslauf als PDF via Browser-Druckdialog) ---------- */

@media print {
    :root {
        color-scheme: light;
    }

    html, body {
        background: #fff;
        color: #1a1a1a;
    }

    body::before,
    .ambient,
    .site-navbar,
    .back-to-top,
    .hero-canvas,
    .project-graphic,
    .code-window,
    .skip-link,
    #scroll-progress,
    .btn,
    .glow-border,
    .icon-btn,
    .site-footer,
    .contact-copy-btn::after,
    .gh-badge,
    .cmdk-trigger,
    .cmdk-backdrop {
        display: none !important;
    }

    main {
        padding-top: 0 !important;
    }

    .hero {
        background: none;
        color: #1a1a1a;
        padding: 1rem 0;
    }

    .hero-tagline,
    .hero-kicker {
        color: #1a1a1a !important;
    }

    .hero-portrait-wrap::before,
    .hero-portrait-wrap::after {
        display: none;
    }

    .section,
    .section-alt,
    .section-contact,
    .section-stats {
        background: none !important;
        border: none !important;
        padding: 1rem 0;
        break-inside: avoid;
    }

    .card,
    .stat-card,
    .timeline-content,
    .glass-panel,
    .contact-panel,
    .featured-card {
        background: none !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        backdrop-filter: none !important;
        color: #1a1a1a !important;
    }

    .section-title,
    .card-title,
    .stat-value,
    .timeline-org,
    h1, h2, h3 {
        color: #000 !important;
        -webkit-text-fill-color: #000 !important;
    }

    .section-kicker,
    .section-intro,
    .stat-label,
    .text-muted,
    .lead,
    p {
        color: #333 !important;
    }

    .skill-badge, .tech-badge {
        background: #f0f0f0 !important;
        color: #1a1a1a !important;
        border-color: #ccc !important;
    }

    a {
        color: #1a1a1a !important;
        text-decoration: underline;
    }
}