/* ============================================
   ddpro.de — Sitepackage Stylesheet
   Ported 1:1 from ddpro.de (Vite/SCSS) to a plain
   CSS file for the TYPO3 sitepackage.
   ============================================ */

/* --- Local Font Faces (DSGVO-konform) --- */

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src:
    url('../Fonts/jetbrains-mono/regular-ext.woff2') format('woff2'),
    url('../Fonts/jetbrains-mono/regular.woff2') format('woff2');
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src:
    url('../Fonts/jetbrains-mono/italic-ext.woff2') format('woff2'),
    url('../Fonts/jetbrains-mono/italic.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../Fonts/inter/inter-400.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../Fonts/inter/inter-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../Fonts/inter/inter-700.woff2') format('woff2');
}

/* --- Variables --- */

:root {
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --bg: #f4f7fb;
  --surface: #ffffff;
  --card-bg: #ffffff;
  --text: #0f172a;
  --text-muted: #475569;
  --accent: #155dfc;
  --accent-hover: #0d4be0;
  --border: #d7dfeb;
  --tag-bg: #eaf1ff;
  --tag-text: #224285;
  --card-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  --card-shadow-hover: 0 16px 36px rgba(15, 23, 42, 0.14);

  --max-width: 1100px;
  --card-radius: 8px;
  --gap: 1.5rem;
  --transition-speed: 0.3s;
}

/* --- Base / Reset --- */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition-speed), color var(--transition-speed);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--accent-hover);
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

/* --- Layout --- */

.site-header {
  display: flex;
  align-items: flex-start;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem var(--gap);
}

.header-content {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  width: 100%;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

h1.logo {
  margin: 0;
}

.logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0;
  user-select: none;
}

.logo .logo-dd { color: var(--accent); }
.logo .logo-pro { color: var(--text); }
.logo .logo-dot { color: var(--text-muted); font-weight: 400; }

.tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-family: var(--font-body);
}

.hero {
  position: relative;
  overflow: hidden;
  margin: 0 0 3rem;
  min-height: clamp(460px, 62vh, 680px);
  display: flex;
  align-items: center;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 520px at 82% 18%, rgba(21, 93, 252, 0.12), transparent 62%),
    radial-gradient(900px 460px at 88% 72%, rgba(14, 116, 144, 0.1), transparent 58%),
    linear-gradient(105deg, rgba(255, 255, 255, 0.84) 0%, rgba(255, 255, 255, 0.68) 40%, rgba(10, 20, 36, 0.46) 100%),
    url('../Images/hero-dresden.webp') center center / cover no-repeat;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) var(--gap);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, white);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  padding: 0.35rem 0.8rem;
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.1;
  max-width: 18ch;
  text-shadow: 0 2px 10px rgba(255, 255, 255, 0.35), 0 1px 2px rgba(15, 23, 42, 0.24);
}

.hero-title-primary { display: block; color: var(--text); }
.hero-title-accent { display: block; color: var(--accent); }

.hero-copy {
  margin-top: 1rem;
  max-width: 56ch;
  color: var(--text-muted);
  font-size: 1.05rem;
  font-weight: 600;
  text-shadow: 0 1px 8px rgba(255, 255, 255, 0.3), 0 1px 2px rgba(15, 23, 42, 0.18);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap) 4rem;
}

.intro { margin-bottom: 2rem; max-width: 720px; }
.intro p { color: var(--text-muted); font-size: 1.05rem; line-height: 1.8; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--gap);
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem var(--gap);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.site-footer .footer-label { margin-right: 0.25rem; }

.footer-copy { white-space: nowrap; justify-self: end; text-align: right; }
.footer-main-link { justify-self: start; }

.footer-social {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  background: var(--surface);
  transition: color var(--transition-speed), border-color var(--transition-speed), transform var(--transition-speed), background var(--transition-speed);
}

.social-link:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-1px); }
.social-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.social-icon { width: 1rem; height: 1rem; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.social-icon svg { width: 100%; height: 100%; display: block; shape-rendering: crispEdges; }
.social-name { font-size: 0.74rem; line-height: 1; letter-spacing: 0.02em; }

@media (max-width: 600px) {
  .site-header { padding: 1.5rem 1rem; }
  .header-content { flex-direction: column; align-items: flex-start; }
  .logo { font-size: 1.5rem; }
  .hero { min-height: 520px; }
  .hero-backdrop {
    background:
      radial-gradient(720px 320px at 88% 16%, rgba(21, 93, 252, 0.12), transparent 64%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.86) 0%, rgba(255, 255, 255, 0.74) 52%, rgba(242, 247, 255, 0.66) 100%),
      url('../Images/hero-dresden.webp') center center / cover no-repeat;
  }
  main { padding: 0 1rem 3rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; align-items: start; gap: 0.75rem; }
  .footer-main-link, .footer-copy { justify-self: start; text-align: left; }
  .footer-social { width: 100%; justify-content: flex-start; }
}

/* --- Project Cards --- */

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
}

.project-card:hover .card-screenshot img { transform: scale(1.03); }

.card-screenshot {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--border);
}

.card-screenshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.4s ease;
}

.card-screenshot-empty {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.card-body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; flex-grow: 1; }
.card-header { display: flex; align-items: center; gap: 0.75rem; }
.card-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.card-title { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 700; color: var(--text); }
.card-description { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; flex-grow: 1; }
.card-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.card-tag { font-size: 0.75rem; padding: 0.2rem 0.6rem; border-radius: 999px; background: var(--tag-bg); color: var(--tag-text); font-family: var(--font-body); }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  align-self: flex-start;
}

.card-link::after { content: '\2192'; transition: transform var(--transition-speed); }
.card-link:hover::after { transform: translateX(4px); }
.card-body > .card-link { margin-top: 0.25rem; }

.card-links { display: flex; flex-wrap: nowrap; width: 100%; justify-content: space-between; align-items: center; gap: 0.65rem; margin-top: 0.25rem; }
.card-link-secondary { margin-left: auto; color: var(--text-muted); }
.card-link-secondary:hover { color: var(--accent); }
.card-link-disabled { color: var(--text-muted); cursor: default; pointer-events: none; }
.card-link-disabled::after { content: ''; }

@media (max-width: 420px) {
  .card-links { flex-wrap: wrap; }
  .card-link-secondary { margin-left: 0; }
}

/* --- About --- */

.about { margin-top: 4rem; padding-top: 3rem; border-top: 1px solid var(--border); }
.about-title { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--text); margin-bottom: 1.5rem; }
.about-body { display: flex; gap: 2rem; align-items: flex-start; }

.about-avatar {
  width: 220px;
  height: auto;
  aspect-ratio: 1086 / 1448;
  object-fit: cover;
  display: block;
  flex-shrink: 0;
  border-radius: var(--card-radius);
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 0.5rem;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition-speed);
}

.about-avatar:hover { border-color: var(--accent); }
.about-content { display: flex; flex-direction: column; gap: 1rem; flex: 1; }
.about-content p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.8; }
.about-content p a { font-weight: 600; }
.about-tech { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }

@media (max-width: 700px) {
  .about-body { flex-direction: column; align-items: center; }
  .about-avatar { width: 160px; height: auto; }
}

/* --- Project detail page --- */

.project-detail { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--gap) 4rem; }
.project-backlink { margin: 0.5rem 0 1.75rem; display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.95rem; font-weight: 700; }
.project-backlink a { display: inline-flex; align-items: center; gap: 0.35rem; transition: color var(--transition-speed), transform var(--transition-speed); }
.project-backlink a:hover { color: var(--accent-hover); transform: translateX(-2px); }
.project-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 1.5rem; margin-bottom: 2.5rem; }
.project-panel { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--card-radius); padding: 1.1rem; }
.project-title { font-family: var(--font-heading); font-size: 1.4rem; line-height: 1.4; margin-bottom: 0.8rem; }
.project-copy { color: var(--text-muted); font-size: 0.95rem; line-height: 1.75; }
.project-cta { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.65rem; }

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  background: var(--card-bg);
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 600;
  transition: border-color var(--transition-speed), color var(--transition-speed), transform var(--transition-speed);
}

.button-link:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.button-link-primary { border-color: var(--accent); color: var(--accent); }

.project-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.6rem; }
.project-metric { background: var(--tag-bg); color: var(--text); border: 1px solid var(--border); border-radius: var(--card-radius); padding: 0.6rem; font-size: 0.78rem; line-height: 1.5; }
.project-gallery-title { font-family: var(--font-heading); font-size: 1rem; margin-bottom: 0.8rem; }
.project-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 0.8rem; }
.project-gallery-empty { color: var(--text-muted); font-size: 0.9rem; margin: 0.2rem 0 0; }

.gallery-thumb {
  appearance: none;
  position: relative;
  width: 100%;
  padding-top: 100%;
  padding-bottom: 2.3rem;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  background: var(--card-bg);
  overflow: hidden;
  cursor: pointer;
  text-align: left;
  color: inherit;
  transition: border-color var(--transition-speed), transform var(--transition-speed);
}

.gallery-thumb:hover { border-color: var(--accent); transform: translateY(-2px); }
.gallery-thumb:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.gallery-thumb img {
  position: absolute;
  inset: 0 0 2.3rem 0;
  width: 100%;
  height: calc(100% - 2.3rem);
  object-fit: cover;
  display: block;
}

.gallery-thumb-label { position: absolute; left: 0; right: 0; bottom: 0; display: flex; align-items: center; padding: 0.55rem 0.65rem; font-size: 0.75rem; color: var(--text-muted); }
.project-note { margin-top: 0.8rem; color: var(--text-muted); font-size: 0.8rem; }
.project-markdown-section { margin-top: 1.4rem; }
.project-markdown { color: var(--text-muted); font-size: 0.95rem; line-height: 1.75; }
.project-markdown > * + * { margin-top: 0.85rem; }
.project-markdown h1, .project-markdown h2, .project-markdown h3, .project-markdown h4 { color: var(--text); font-family: var(--font-heading); line-height: 1.35; }
.project-markdown ul, .project-markdown ol { padding-left: 1.2rem; }
.project-markdown a { text-decoration: underline; text-underline-offset: 2px; }
.project-markdown code { background: color-mix(in srgb, var(--accent) 10%, transparent); border: 1px solid var(--border); border-radius: 6px; padding: 0.08rem 0.35rem; color: var(--text); font-family: 'JetBrains Mono', monospace; font-size: 0.88em; }
.project-markdown pre { background: color-mix(in srgb, var(--accent) 6%, var(--card-bg)); border: 1px solid var(--border); border-radius: var(--card-radius); padding: 0.75rem; overflow-x: auto; }
.project-markdown pre code { background: transparent; border: 0; padding: 0; }
.project-markdown blockquote { border-left: 3px solid var(--accent); padding-left: 0.75rem; color: var(--text); }

.project-markdown figure.table { margin: 0; max-width: 100%; }
.project-markdown .table-responsive { overflow-x: auto; }
.project-markdown table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.project-markdown caption { text-align: left; margin-bottom: 0.4rem; color: var(--text-muted); font-size: 0.82rem; }

/* The RTE's table plugin bakes a `style="padding:0px"` onto every cell -
   !important is the only way to override an inline style from here. */
.project-markdown th,
.project-markdown td {
  padding: 0.55rem 0.75rem !important;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.project-markdown thead th {
  background: var(--tag-bg);
  color: var(--text);
  font-family: var(--font-heading);
  font-weight: 600;
  border-bottom: 2px solid var(--border);
}

.project-markdown tbody tr:nth-child(even) { background: color-mix(in srgb, var(--accent) 4%, transparent); }

.lightbox {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: min(1100px, calc(100vw - 2rem));
  width: 100%;
  max-height: calc(100vh - 2rem);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  background: var(--card-bg);
  color: var(--text);
  padding: 0.8rem;
  overflow: auto;
}

.lightbox::backdrop { background: rgba(0, 0, 0, 0.72); }
.lightbox-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; margin-bottom: 0.6rem; }
.lightbox-counter { color: var(--text-muted); font-size: 0.8rem; }
.lightbox-close { appearance: none; border: 1px solid var(--border); border-radius: var(--card-radius); background: transparent; color: var(--text); cursor: pointer; width: 2rem; height: 2rem; font-size: 1.2rem; }
.lightbox-image { width: 100%; height: auto; border: 1px solid var(--border); border-radius: var(--card-radius); display: block; }
.lightbox-nav { display: flex; justify-content: space-between; margin-top: 0.65rem; }
.lightbox-nav-btn { appearance: none; border: 1px solid var(--border); border-radius: var(--card-radius); background: transparent; color: var(--text); cursor: pointer; min-width: 2.2rem; height: 2rem; padding: 0 0.6rem; font-size: 1rem; }
.lightbox-caption { margin-top: 0.6rem; color: var(--text-muted); font-size: 0.85rem; }

@media (max-width: 900px) {
  .project-hero { grid-template-columns: 1fr; }
  .project-metrics { grid-template-columns: 1fr; }
}

/* --- Contact forms --- */

.contact-section { margin-top: 3rem; }
.contact-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--card-radius); padding: 1.15rem; box-shadow: var(--card-shadow); }
.contact-title { font-family: var(--font-heading); font-size: 1rem; margin-bottom: 0.45rem; }
.contact-copy { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 0.95rem; }
.contact-field { display: grid; gap: 0.35rem; margin-bottom: 1.25rem; }
.contact-label { font-size: 0.8rem; font-weight: 600; }

.contact-input, .contact-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  padding: 0.6rem 0.7rem;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.contact-input:focus-visible, .contact-textarea:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 28%, transparent);
}

.contact-textarea { min-height: 8rem; resize: vertical; }

.contact-submit {
  justify-self: start;
  appearance: none;
  border: 1px solid var(--accent);
  border-radius: var(--card-radius);
  background: color-mix(in srgb, var(--accent) 10%, var(--card-bg));
  color: var(--text);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  padding: 0.55rem 0.95rem;
  cursor: pointer;
  transition: border-color var(--transition-speed), color var(--transition-speed), transform var(--transition-speed), background var(--transition-speed);
}

.contact-submit:hover { color: var(--accent); background: color-mix(in srgb, var(--accent) 18%, var(--card-bg)); transform: translateY(-1px); }
.contact-hint { color: var(--text-muted); font-size: 0.77rem; }
.contact-status { min-height: 1.25rem; font-size: 0.78rem; }
.contact-status-error { color: #d93636; }
.contact-status-success { color: #2f855a; }
.contact-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.contact-input-error { border-color: #d93636; }
.contact-error { display: block; margin-top: 0.3rem; color: #d93636; font-size: 0.78rem; }
.contact-required { color: #d93636; }
.contact-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.form-actions { margin-top: 0.25rem; }
.contact-navigation { display: flex; }