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

:root {
    --bg: #f8f7f4;
    --text: #2c2c2c;
    --text-secondary: #555;
    --accent: #3a6b5c;
    --nav-bg: #fff;
    --border: #e0ddd8;
    --form-bg: #eee;
    --cap-color: var(--text);
    --cap-background: var(--form-bg);
    --cap-border-radius: 6px;
    --cap-border-color: var(--border);
}

html {
    overflow-y: scroll;
}


body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

nav {
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    padding: 1.2rem 2rem;
    position: sticky;
    top: 0;
    z-index: 10;
}

.beta-banner {
    background: var(--accent);
    color: #fff;
    text-align: center;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    letter-spacing: 0.02em;
}

.beta-banner span {
    display: inline-block;
    background: rgb(255 255 255 / 20%);
    border-radius: 4px;
    padding: 0.1rem 0.4rem;
    margin-right: 0.5rem;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

nav a:hover,
nav a.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

footer {
    text-align: center;
    padding: 2rem;
    font-size: 0.85rem;
    color: #999;
}

/* ---------- Homepage ---------- */

main.home-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
}

.hero {
    text-align: center;
    max-width: 600px;
}

.avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto 2rem;
    transition: transform 0.3s ease;
}

.avatar:hover {
    transform: scale(1.08);
}

.hero h1 {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.15rem;
    color: #6b6b6b;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.links {
    display: flex;
    gap: 1.2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: background 0.2s, transform 0.15s;
}

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

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: #2c4e42;
}

.btn-outline {
    border: 2px solid var(--border);
    color: var(--text);
}

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

/* ---------- CV / Referenzen ---------- */

main.page-main {
    flex: 1;
    max-width: 780px;
    margin: 0 auto;
    padding: 3rem 2rem;
    width: 100%;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: #6b6b6b;
    font-size: 1.05rem;
}

/* CV */

.btn-cv-download {
    margin: 1rem 0;
}

section {
    margin-bottom: 3rem;
}

section h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1.2rem;
    letter-spacing: 0.02em;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.entry {
    margin-bottom: 1.8rem;
    padding-left: 1.2rem;
    border-left: 3px solid var(--accent);
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}

.entry h3 {
    font-size: 1.05rem;
    font-weight: 600;
}

.entry .period {
    font-size: 0.85rem;
    color: #888;
    white-space: nowrap;
}

.entry .org {
    font-size: 0.95rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 0.4rem;
}

.entry p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.entry ul {
    margin-top: 0.5rem;
    margin-left: 1.2rem;
}

.entry li {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.skill-area h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.skill-area p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.skill-list,
.skill-area ul {
    list-style: none;
    padding: 0;
}

.skill-area li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
    line-height: 1.5;
}

.skills-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

.skills-table th,
.skills-table td {
    text-align: left;
    padding: 0.6rem 0.8rem;
    border-bottom: 1px solid #f0eeea;
    font-size: 0.92rem;
}

.skills-table thead th {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.85rem;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.skills-table td:first-child {
    color: var(--text-secondary);
    font-weight: 500;
}

.level {
    font-size: 1.2rem;
    font-family: 'Segoe UI', monospace, -apple-system, sans-serif;
}

.skills-table td:last-child {
    text-align: left;
}

.contact-info p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 0.3rem;
}

/* ---------- Kontaktformular ---------- */

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.02em;
}

.contact-form input,
.contact-form textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--form-bg);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgb(58 107 92 / 12%);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #bbb;
}

.contact-form .btn-primary {
    align-self: flex-start;
    margin-top: 0.4rem;
}

.contact-form button.btn-primary {
    border: none;
}

.tools-list {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Referenzen */

.ref-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.ref-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.ref-name {
    font-size: 1.1rem;
    font-weight: 600;
}

.ref-role {
    font-size: 0.92rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 0.8rem;
}

.ref-quote {
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.7;
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
    margin-bottom: 1rem;
}

.success-message {
    text-align: center;
    padding: 3rem 2rem;
}

.contact-line {
    font-size: 0.9rem;
    color: #888;
}

.contact-line span {
    margin-right: 1.5rem;
}

/* ---------- Responsive ---------- */

@media (width <= 500px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    nav ul {
        gap: 1.5rem;
    }

    .avatar {
        width: 110px;
        height: 110px;
        font-size: 2.4rem;
    }

    main.page-main,
    main.home-main {
        padding: 2rem 1.2rem;
    }

    .entry-header,
    .ref-header {
        flex-direction: column;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #1e1e1e;
        --text: #f0efe9;
        --text-secondary: #eee;
        --accent: #6fa390;
        --nav-bg: #252525;
        --border: #3a3a3a;
        --form-bg: #2a2a2a;
    }

    html {
        scrollbar-color: var(--accent) transparent;
    }

    body {
        background: var(--bg);
        color: var(--text);
    }

    footer,
    .period {
        color: #ccc;
    }

    .beta-banner span {
        background: rgb(0 0 0 / 25%);
    }

    .hero p,
    .page-subtitle {
        color: var(--text-secondary);
    }

    /* Cards always stay white on dark bg */
    .ref-card {
        background: #fff;
        color: var(--text);

        --text-secondary: #555;
    }

    .ref-card .ref-quote,
    .ref-card .ref-role,
    .ref-card .contact-line span {
        color: var(--text-secondary);
    }
}