/* Ausgelagert aus index.php (FIX M-2: CSP ohne script-src 'unsafe-inline').
   Inhalt unveraendert uebernommen. */
        :root {
            --bg: #050a08;
            --bg2: #0a1210;
            --green: #00ff41;
            --green-dim: #2ea043;
            --green-glow: rgba(0, 255, 65, 0.15);
            --green-faint: rgba(0, 255, 65, 0.04);
            --red: #ff3333;
            --amber: #ffb000;
            --text: #a0ffa0;
            --text-dim: #4a8a5a;
            --border: #1a3a2a;
            --card: #0a1510;
        }

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

        html { scroll-behavior: smooth; }

        body {
            background: var(--bg);
            color: var(--text);
            font-family: 'Share Tech Mono', monospace;
            line-height: 1.7;
            overflow-x: hidden;
        }

        /* Scanlines */
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background: repeating-linear-gradient(
                0deg,
                transparent,
                transparent 2px,
                rgba(0,0,0,0.06) 2px,
                rgba(0,0,0,0.06) 4px
            );
            pointer-events: none;
            z-index: 9999;
        }

        /* CRT flicker */
        @keyframes flicker {
            0%, 100% { opacity: 1; }
            94% { opacity: 1; }
            95% { opacity: 0.97; }
            96% { opacity: 1; }
        }
        body { animation: flicker 10s infinite; }

        /* Grid background */
        body::after {
            content: '';
            position: fixed;
            inset: 0;
            background-image:
                linear-gradient(rgba(0,255,65,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0,255,65,0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
            z-index: 0;
        }

        /* ==================== TOPBAR ==================== */
        header {
            background: rgba(5,10,8,0.92);
            border-bottom: 1px solid var(--green-dim);
            padding: 0.75rem 2.5rem;
            position: sticky;
            top: 0;
            z-index: 100;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: nowrap;
            box-shadow: 0 2px 25px rgba(0,255,65,0.08);
            backdrop-filter: blur(8px);
        }

        .brand {
            font-family: 'Orbitron', monospace;
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--green);
            letter-spacing: 0.2em;
            text-shadow: 0 0 12px var(--green);
        }

        .brand .slash { color: var(--text-dim); }

        nav { display: flex; align-items: center; gap: 0.3rem; flex: 1; justify-content: flex-end; }

        nav a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 0.75rem;
            padding: 0.35rem 0.8rem;
            border: 1px solid transparent;
            transition: all 0.25s;
            letter-spacing: 0.05em;
        }
        nav a:hover {
            color: var(--green);
            border-color: var(--green-dim);
            background: var(--green-faint);
            text-shadow: 0 0 8px rgba(0,255,65,0.4);
        }

        .nav-admin {
            color: var(--amber) !important;
            border: 1px solid rgba(255,176,0,0.3) !important;
            font-family: 'Orbitron', monospace;
            font-size: 0.62rem !important;
            letter-spacing: 0.12em !important;
        }
        .nav-admin:hover {
            color: var(--amber) !important;
            border-color: var(--amber) !important;
            background: rgba(255,176,0,0.06) !important;
            text-shadow: 0 0 8px rgba(255,176,0,0.5) !important;
            box-shadow: 0 0 12px rgba(255,176,0,0.1);
        }

        .nav-status {
            display: flex; align-items: center; gap: 0.4rem;
            font-size: 0.65rem; color: var(--text-dim);
            margin-left: 1rem;
            padding-left: 1rem;
            border-left: 1px solid var(--border);
        }
        .status-dot {
            width: 7px; height: 7px; border-radius: 50%;
            background: var(--green);
            box-shadow: 0 0 8px var(--green);
            animation: pulse 2s infinite;
        }
        @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

        /* ==================== WRAPPER ==================== */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 2.5rem;
            position: relative;
            z-index: 1;
        }

        section { padding: 6rem 0; }

        /* ==================== HERO ==================== */
        #about {
            min-height: 90vh;
            display: flex;
            align-items: center;
            position: relative;
            padding: 0;
        }

        .hero-inner {
            padding: 5rem 0;
            width: 100%;
        }

        .hero-pre {
            font-size: 0.72rem;
            color: var(--text-dim);
            letter-spacing: 0.2em;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .hero-pre::before {
            content: '';
            display: inline-block;
            width: 30px; height: 1px;
            background: var(--green-dim);
        }

        .hero-title {
            font-family: 'Orbitron', monospace;
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 900;
            color: var(--green);
            text-shadow: 0 0 30px rgba(0,255,65,0.4), 0 0 60px rgba(0,255,65,0.1);
            line-height: 1.1;
            margin-bottom: 0.5rem;
        }

        .hero-title .cursor {
            display: inline-block;
            width: 3px;
            height: 0.9em;
            background: var(--green);
            vertical-align: middle;
            margin-left: 4px;
            animation: blink 1s infinite;
            box-shadow: 0 0 10px var(--green);
        }
        @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

        .hero-subtitle {
            font-family: 'Orbitron', monospace;
            font-size: 0.75rem;
            color: var(--green-dim);
            letter-spacing: 0.25em;
            margin-bottom: 2.5rem;
            text-transform: uppercase;
        }

        .hero-desc {
            font-size: 0.9rem;
            color: var(--text-dim);
            max-width: 580px;
            line-height: 1.9;
            padding-left: 1rem;
            border-left: 2px solid var(--green-dim);
            margin-bottom: 3rem;
        }

        .hero-desc .prompt { color: var(--green); }

        .hero-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 3rem; }

        .tag {
            font-size: 0.68rem;
            color: var(--green-dim);
            border: 1px solid var(--border);
            padding: 0.3rem 0.7rem;
            letter-spacing: 0.1em;
            background: var(--green-faint);
            transition: all 0.2s;
        }
        .tag:hover {
            border-color: var(--green-dim);
            color: var(--green);
            box-shadow: 0 0 10px rgba(0,255,65,0.1);
        }

        .hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

        .btn-primary {
            font-family: 'Orbitron', monospace;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.18em;
            color: var(--green);
            border: 1px solid var(--green);
            padding: 0.75rem 1.5rem;
            text-decoration: none;
            background: transparent;
            cursor: pointer;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
            display: inline-block;
            text-shadow: 0 0 10px var(--green);
        }
        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0,255,65,0.15), transparent);
            transition: left 0.5s;
        }
        .btn-primary:hover::before { left: 100%; }
        .btn-primary:hover {
            background: rgba(0,255,65,0.08);
            box-shadow: 0 0 25px rgba(0,255,65,0.2);
        }

        .btn-secondary {
            font-size: 0.75rem;
            color: var(--text-dim);
            border: 1px solid var(--border);
            padding: 0.75rem 1.5rem;
            text-decoration: none;
            background: transparent;
            transition: all 0.25s;
            display: inline-block;
        }
        .btn-secondary:hover {
            color: var(--text);
            border-color: var(--text-dim);
            background: rgba(160,255,160,0.03);
        }

        /* Hero ambient glow */
        .hero-glow {
            position: absolute;
            top: 20%; right: -10%;
            width: 500px; height: 500px;
            background: radial-gradient(ellipse, rgba(0,255,65,0.04) 0%, transparent 70%);
            pointer-events: none;
            overflow: hidden;
        }
        #about { overflow: hidden; }

        /* ==================== SECTION HEADER ==================== */
        .section-header { margin-bottom: 3rem; }

        .section-label {
            font-size: 0.65rem;
            color: var(--text-dim);
            letter-spacing: 0.3em;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-bottom: 0.6rem;
        }
        .section-label::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--border);
            max-width: 200px;
        }

        .section-title {
            font-family: 'Orbitron', monospace;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--green);
            letter-spacing: 0.1em;
            text-shadow: 0 0 15px rgba(0,255,65,0.25);
        }

        /* ==================== POSTS ==================== */
        .tag-filter { display:flex; flex-wrap:wrap; gap:.5rem; margin-bottom:1.5rem; }
        .filter-tag { background:transparent; border:1px solid var(--border); color:var(--text-dim); font-family:'Share Tech Mono',monospace; font-size:.68rem; padding:.35rem .7rem; cursor:pointer; transition:all .2s; letter-spacing:.05em; }
        .filter-tag:hover { border-color:var(--green-dim); color:var(--text); }
        .filter-tag.active { border-color:var(--green); color:var(--green); background:rgba(0,255,65,.06); }
        .filter-tag-all { border-color:var(--green-dim); color:var(--text); }
        .filter-tag-all.active { border-color:var(--green); color:var(--green); background:rgba(0,255,65,.06); }
        .posts-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 1.2rem;
        }

        .post-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-top: 2px solid var(--green-dim);
            padding: 1.5rem;
            position: relative;
            transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
            overflow: hidden;
        }
        .post-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--green), transparent);
            opacity: 0;
            transition: opacity 0.3s;
        }
        .post-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,255,65,0.1); border-color: var(--green-dim); }
        .post-card:hover::before { opacity: 1; }

        .post-card-corner {
            position: absolute;
            top: 0.6rem; right: 0.8rem;
            font-size: 0.6rem;
            color: var(--border);
        }

        .post-date {
            font-size: 0.68rem;
            color: var(--text-dim);
            margin-bottom: 0.7rem;
            display: block;
        }

        .post-title {
            font-family: 'Orbitron', monospace;
            font-size: 0.82rem;
            color: var(--green);
            margin-bottom: 0.7rem;
            line-height: 1.4;
            letter-spacing: 0.05em;
        }

        .post-text {
            font-size: 0.78rem;
            color: var(--text-dim);
            line-height: 1.7;
        }

        .post-footer {
            margin-top: 1rem;
            padding-top: 0.8rem;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .post-tag {
            font-size: 0.62rem;
            color: var(--green-dim);
            border: 1px solid var(--border);
            padding: 0.15rem 0.5rem;
        }

        .post-arrow { text-decoration:none; }
        .post-arrow {
            font-size: 0.75rem;
            color: var(--text-dim);
            transition: color 0.2s, transform 0.2s;
            cursor: pointer;
        }
        .post-card:hover .post-arrow { color: var(--green); transform: translateX(4px); }

        /* ==================== SKILLS / STACK ==================== */
        .stack-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 1rem;
        }

        .stack-item {
            background: var(--card);
            border: 1px solid var(--border);
            padding: 1.2rem;
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            transition: border-color 0.2s, background 0.2s;
        }
        .stack-item:hover {
            border-color: var(--green-dim);
            background: rgba(0,255,65,0.02);
        }

        .stack-icon {
            font-size: 1.3rem;
            line-height: 1;
            margin-top: 0.1rem;
            filter: grayscale(0.3);
        }

        .stack-name {
            font-family: 'Orbitron', monospace;
            font-size: 0.72rem;
            color: var(--green);
            margin-bottom: 0.3rem;
            letter-spacing: 0.1em;
        }

        .stack-desc {
            font-size: 0.7rem;
            color: var(--text-dim);
            line-height: 1.5;
        }

        /* Progress bar */
        .stack-bar {
            margin-top: 0.5rem;
            height: 2px;
            background: var(--border);
            position: relative;
            overflow: hidden;
        }
        .stack-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--green-dim), var(--green));
            box-shadow: 0 0 8px rgba(0,255,65,0.5);
            transition: width 1s ease;
        }

        /* ==================== CONTACT ==================== */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .contact-info-text {
            font-size: 0.82rem;
            color: var(--text-dim);
            line-height: 1.9;
            margin-bottom: 1rem;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.75rem;
            color: var(--text-dim);
            padding: 0.6rem 0;
            border-bottom: 1px solid var(--border);
        }
        .contact-item .label { color: var(--green); width: 80px; flex-shrink: 0; }

        .form-box {
            background: var(--card);
            border: 1px solid var(--border);
        }

        .form-box-header {
            background: rgba(0,255,65,0.04);
            border-bottom: 1px solid var(--border);
            padding: 0.7rem 1.2rem;
            font-size: 0.7rem;
            color: var(--green);
            font-family: 'Orbitron', monospace;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .form-box-header .method {
            font-size: 0.62rem;
            color: var(--amber);
        }

        .form-body { padding: 1.5rem; }

        .form-field { margin-bottom: 1.1rem; }

        .form-field label {
            display: block;
            font-size: 0.7rem;
            color: var(--text-dim);
            margin-bottom: 0.35rem;
            letter-spacing: 0.05em;
        }
        .form-field label .param { color: var(--green); }

        .form-field input,
        .form-field textarea {
            width: 100%;
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--text);
            font-family: 'Share Tech Mono', monospace;
            font-size: 0.82rem;
            padding: 0.65rem 0.9rem;
            outline: none;
            resize: vertical;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .form-field input:focus,
        .form-field textarea:focus {
            border-color: var(--green-dim);
            box-shadow: 0 0 12px rgba(0,255,65,0.1);
        }
        .form-field textarea { min-height: 110px; }

        .btn-submit {
            width: 100%;
            font-family: 'Orbitron', monospace;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--green);
            border: 1px solid var(--green);
            padding: 0.85rem;
            background: transparent;
            cursor: pointer;
            text-shadow: 0 0 10px var(--green);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }
        .btn-submit::before {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0,255,65,0.18), transparent);
            transition: left 0.5s;
        }
        .btn-submit:hover::before { left: 100%; }
        .btn-submit:hover { background: rgba(0,255,65,0.08); box-shadow: 0 0 25px rgba(0,255,65,0.2); }

        /* ==================== FOOTER ==================== */
        footer {
            border-top: 1px solid var(--border);
            padding: 2rem 2.5rem;
            background: rgba(5,10,8,0.95);
            position: relative;
            z-index: 1;
        }

        .footer-inner {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-left {
            font-size: 0.7rem;
            color: var(--text-dim);
        }
        .footer-left .highlight { color: var(--green); }

        .footer-right {
            font-size: 0.65rem;
            color: var(--border);
            letter-spacing: 0.1em;
        }

        /* ==================== DIVIDER ==================== */
        .section-divider {
            border: none;
            border-top: 1px solid var(--border);
            margin: 0;
            position: relative;
            z-index: 1;
        }

        /* ==================== SCROLL REVEAL ==================== */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ==================== MOBILE ==================== */
        .nav-burger { display:none; background:transparent; border:1px solid var(--green-dim); color:var(--green); font-size:1.1rem; padding:.25rem .6rem; cursor:pointer; font-family:'Share Tech Mono',monospace; }
        .nav-links { display:flex; align-items:center; gap:.3rem; }
        @media (max-width: 768px) {
            nav { display:flex; align-items:center; justify-content:flex-end; gap:.8rem; width:auto; }
            .nav-burger { display:block; }
            .nav-status { margin-left:0; }
        }

        @media (max-width: 768px) {
            header { padding: 0.75rem 1rem; position: sticky; flex-wrap: nowrap; align-items: center; }
            nav { display: flex; align-items: center; gap: .5rem; }
            .nav-burger { order: 1; }
            .nav-status { order: 2; }
            nav { display: flex; align-items: center; gap: .5rem; }
            .nav-burger { order: 1; }
            .nav-status { order: 2; }
            .container { padding: 0 1rem; }
            .contact-grid { grid-template-columns: 1fr; }
            .hero-title { font-size: 1.8rem; }
            .hero-pre { font-size: .65rem; letter-spacing:.05em; }
            .hero-subtitle { font-size: .85rem; }
            .hero-desc { font-size: .78rem; }
            .hero-tags { gap: .4rem; flex-wrap: wrap; }
            .tag { font-size: .65rem; padding: .3rem .6rem; }
            .nav-burger { display: block; }
            .nav-links { display: none; flex-direction: column; align-items: flex-start; gap: 0; position: fixed; top: 45px; left: 0; right: 0; background: rgba(5,10,8,.97); border-bottom: 1px solid var(--border); padding: .5rem 1rem; z-index: 999; }
            .nav-links.open { display: flex; }
            .nav-links a { display: block; padding: .5rem 0; width: 100%; border-bottom: 1px solid rgba(0,255,65,.06); font-size: .75rem; }
            .nav-links a:last-child { border-bottom: none; }
            .nav-admin { display: block !important; font-size: .75rem !important; }
            .section-title { font-size: .75rem; }
            .posts-grid { grid-template-columns: 1fr; }
            .post-card { padding: 1.2rem; }
            .post-title { font-size: .95rem; }
            .stack-grid { grid-template-columns: repeat(2, 1fr); gap: .5rem; }
            .stack-item { padding: .7rem .6rem; gap: .5rem; min-width: 0; }
            .stack-icon { font-size: 1rem; }
            .stack-name { font-size: .65rem; }
            .stack-desc { font-size: .65rem; word-break: break-word; overflow-wrap: break-word; }
            .stack-name { font-size: .75rem; }
            .contact-item { padding: 1rem; }
            section { padding: 3rem 0; }
            input, textarea { font-size: 16px !important; }
        }
        @media (max-width: 400px) {
            .hero-title { font-size: 1.4rem; }
            .stack-grid { grid-template-columns: 1fr; }
        }