/* Michas Web-Stil: modern, hell, luftig — v2 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --farbe-hintergrund: #fafafa;
  --farbe-karte: #ffffff;
  --farbe-text: #111827;
  --farbe-text-schwach: #6b7280;
  --farbe-text-leicht: #9ca3af;
  --farbe-akzent: #2563eb;
  --farbe-akzent-hover: #1d4ed8;
  --farbe-akzent-weich: rgba(37, 99, 235, 0.06);
  --farbe-border: #f3f4f6;
  --farbe-border-stark: #e5e7eb;
  --schatten-karte: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --schatten-hover: 0 20px 40px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  --abstand-s: 0.75rem;
  --abstand-m: 1.5rem;
  --abstand-l: 3rem;
  --abstand-xl: 5rem;
  --radius: 16px;
  --radius-klein: 8px;
  --uebergang: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--farbe-hintergrund);
  color: var(--farbe-text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Header ── */
.header {
  padding: var(--abstand-xl) var(--abstand-m) 2rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.header h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--farbe-text);
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.untertitel {
  font-size: 1.1rem;
  color: var(--farbe-text-leicht);
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* ── Filter-Leiste (sticky + Glassmorphism) ── */
.filter-leiste {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--abstand-m);
  padding: 1rem var(--abstand-m);
  max-width: 1200px;
  margin: 0 auto 1.5rem;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.filter-gruppe {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.1rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--farbe-text-schwach);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--uebergang);
  white-space: nowrap;
}

.filter-btn:hover {
  background: var(--farbe-akzent-weich);
  color: var(--farbe-akzent);
}

.filter-btn.aktiv {
  background: var(--farbe-text);
  color: #fff;
}

/* ── Zugang (Passwort) ── */
.zugang-bereich {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.zugang-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--farbe-border-stark);
  background: var(--farbe-karte);
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--uebergang);
}

.zugang-btn:hover {
  border-color: var(--farbe-akzent);
  background: var(--farbe-akzent-weich);
}

.zugang-btn.entsperrt {
  background: #ecfdf5;
  border-color: #10b981;
}

.zugang-eingabe {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.zugang-eingabe.versteckt {
  display: none;
}

.zugang-eingabe input {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--farbe-border-stark);
  border-radius: 50px;
  font-size: 0.82rem;
  font-family: inherit;
  outline: none;
  width: 170px;
  background: var(--farbe-karte);
  transition: border-color var(--uebergang), box-shadow var(--uebergang);
}

.zugang-eingabe input:focus {
  border-color: var(--farbe-akzent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.zugang-eingabe button {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--farbe-text);
  color: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--uebergang);
}

.zugang-eingabe button:hover {
  background: var(--farbe-akzent);
}

/* ── Projekt-Grid ── */
.projekte-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--abstand-m) var(--abstand-xl);
}

/* ── Projekt-Karte ── */
.projekt-karte {
  background: var(--farbe-karte);
  border-radius: var(--radius);
  border: 1px solid var(--farbe-border);
  box-shadow: var(--schatten-karte);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  /* Scroll-Animation */
  opacity: 0;
  transform: translateY(20px);
  animation: karteEin 0.5s ease forwards;
}

/* Gestaffelte Animation */
.projekt-karte:nth-child(1) { animation-delay: 0s; }
.projekt-karte:nth-child(2) { animation-delay: 0.05s; }
.projekt-karte:nth-child(3) { animation-delay: 0.1s; }
.projekt-karte:nth-child(4) { animation-delay: 0.15s; }
.projekt-karte:nth-child(5) { animation-delay: 0.2s; }
.projekt-karte:nth-child(6) { animation-delay: 0.25s; }
.projekt-karte:nth-child(7) { animation-delay: 0.3s; }
.projekt-karte:nth-child(8) { animation-delay: 0.35s; }
.projekt-karte:nth-child(9) { animation-delay: 0.4s; }
.projekt-karte:nth-child(10) { animation-delay: 0.45s; }
.projekt-karte:nth-child(11) { animation-delay: 0.5s; }
.projekt-karte:nth-child(12) { animation-delay: 0.55s; }
.projekt-karte:nth-child(13) { animation-delay: 0.6s; }

@keyframes karteEin {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.projekt-karte:hover {
  box-shadow: var(--schatten-hover);
  transform: translateY(-4px);
  border-color: var(--farbe-border-stark);
}

.projekt-karte.versteckt {
  display: none;
}

.projekt-karte.geschuetzt {
  display: none;
}

.projekt-karte.geschuetzt.sichtbar {
  display: flex;
}

/* ── Projekt-Bild ── */
.projekt-bild {
  width: 100%;
  height: 210px;
  overflow: hidden;
  background: var(--farbe-border);
  position: relative;
}

.projekt-bild img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.projekt-karte:hover .projekt-bild img {
  transform: scale(1.06);
}

/* Gradient-Overlay unten auf dem Bild */
.projekt-bild::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(255,255,255,0.6), transparent);
  pointer-events: none;
}

.projekt-bild-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
  position: relative;
}

.projekt-bild-placeholder::after {
  content: attr(data-initiale);
  font-size: 2.5rem;
  font-weight: 700;
  color: #d1d5db;
  letter-spacing: 0.05em;
}

/* ── Projekt-Inhalt ── */
.projekt-inhalt {
  padding: 1.25rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex-grow: 1;
}

/* ── Kategorie-Badge ── */
.projekt-kopf {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.projekt-datum {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--farbe-text-leicht);
  letter-spacing: 0.02em;
}

.projekt-kategorie-badge {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--farbe-akzent);
  padding: 0;
  width: fit-content;
}

.projekt-karte[data-kategorie="hardware"] .projekt-kategorie-badge {
  color: #ea580c;
}

.projekt-karte[data-kategorie="saas"] .projekt-kategorie-badge {
  color: #0d9488;
}

.projekt-karte[data-kategorie~="app"] .projekt-kategorie-badge {
  color: #0891b2;
}

.projekt-karte[data-kategorie="design"] .projekt-kategorie-badge {
  color: #c026d3;
}

/* ── Titel-Zeile mit Badge ── */
.projekt-titel-zeile {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.projekt-badge-poc {
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #ea580c;
  background: rgba(234, 88, 12, 0.08);
  padding: 0.2rem 0.55rem;
  border-radius: 50px;
  white-space: nowrap;
}

.projekt-titel {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--farbe-text);
}

.projekt-beschreibung {
  color: var(--farbe-text-schwach);
  font-size: 0.85rem;
  line-height: 1.55;
  flex-grow: 1;
}

/* ── Tech-Stack Tags ── */
.projekt-details {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-top: auto;
  padding-top: 0.5rem;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.tech-tag {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.15rem 0.5rem;
  background: var(--farbe-hintergrund);
  border: 1px solid var(--farbe-border);
  border-radius: 50px;
  color: var(--farbe-text-leicht);
  white-space: nowrap;
}

/* ── Meta / Links ── */
.projekt-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.projekt-typ {
  font-size: 0.74rem;
  color: var(--farbe-text-leicht);
}

.projekt-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--farbe-akzent);
  text-decoration: none;
  transition: all var(--uebergang);
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.projekt-link:hover {
  color: var(--farbe-akzent-hover);
}

.projekt-link-text {
  font-size: 0.78rem;
  color: var(--farbe-text-leicht);
  font-style: italic;
}

/* ══════════════════════════════════ */
/* ── Popup / Modal ── */
/* ══════════════════════════════════ */

.popup-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  padding: var(--abstand-m);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.popup-overlay.sichtbar {
  display: flex;
  animation: overlayEin 0.2s ease;
}

@keyframes overlayEin {
  from { opacity: 0; }
  to { opacity: 1; }
}

.popup {
  background: var(--farbe-karte);
  border-radius: 20px;
  max-width: 860px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: 0 32px 100px rgba(0, 0, 0, 0.25);
  position: relative;
  animation: popupEin 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.popup::-webkit-scrollbar {
  width: 5px;
}

.popup::-webkit-scrollbar-track {
  background: transparent;
}

.popup::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 3px;
}

@keyframes popupEin {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.popup-schliessen {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--farbe-text);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  transition: all var(--uebergang);
}

.popup-schliessen:hover {
  background: #fff;
  transform: scale(1.08);
}

/* ── Popup-Galerie ── */
.popup-galerie {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  border-radius: 20px 20px 0 0;
  overflow: hidden;
  background: var(--farbe-border);
}

.popup-galerie.einzel img {
  height: 420px;
}

.popup-galerie.doppel {
  grid-template-columns: 1fr 1fr;
}

.popup-galerie.doppel img {
  height: 340px;
}

.popup-galerie.mehrspaltig {
  grid-template-columns: repeat(2, 1fr);
}

.popup-galerie.mehrspaltig img:first-child {
  grid-column: 1 / -1;
  height: 400px;
}

.popup-galerie img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  cursor: pointer;
  transition: filter 0.3s ease;
}

.popup-galerie img:hover {
  filter: brightness(1.06);
}

.popup-galerie:empty {
  display: none;
}

/* ── Lightbox ── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 20000;
  background: rgba(0, 0, 0, 0.92);
  justify-content: center;
  align-items: center;
  cursor: zoom-out;
  padding: 2rem;
}

.lightbox.sichtbar {
  display: flex;
  animation: overlayEin 0.2s ease;
}

.lightbox img {
  max-width: 95%;
  max-height: 92vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
  animation: popupEin 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Popup-Body ── */
.popup-body {
  padding: 2rem 2.5rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.popup-kategorie {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--farbe-akzent);
}

.popup-titel {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--farbe-text);
}

.popup-beschreibung {
  color: var(--farbe-text-schwach);
  font-size: 0.92rem;
  line-height: 1.75;
}

.popup-beschreibung p {
  margin-bottom: 0.5rem;
}

.popup-beschreibung ul {
  margin: 0.5rem 0;
  padding-left: 1.2rem;
}

.popup-beschreibung li {
  margin-bottom: 0.35rem;
  line-height: 1.6;
}

.popup-beschreibung strong {
  color: var(--farbe-text);
  font-weight: 600;
}

/* ── Popup Tech-Tags ── */
.popup-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--farbe-border);
}

.popup-tech .tech-tag {
  font-size: 0.73rem;
  padding: 0.25rem 0.65rem;
  background: var(--farbe-hintergrund);
  border: 1px solid var(--farbe-border-stark);
  border-radius: 50px;
  color: var(--farbe-text-schwach);
  font-weight: 500;
}

/* ── Popup Links ── */
.popup-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding-top: 0.25rem;
}

.popup-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.6rem 1.3rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
  background: var(--farbe-text);
  border-radius: 50px;
  text-decoration: none;
  transition: all var(--uebergang);
}

.popup-links a:hover {
  background: var(--farbe-akzent);
  transform: translateY(-1px);
}

.popup-links:empty {
  display: none;
}

/* ── Kontakt ── */
.kontakt {
  text-align: center;
  padding: var(--abstand-xl) var(--abstand-m) var(--abstand-l);
  max-width: 600px;
  margin: 0 auto;
}

.kontakt h2 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  color: var(--farbe-text);
}

.kontakt p {
  font-size: 0.95rem;
  color: var(--farbe-text-schwach);
  margin-bottom: 1.25rem;
}

.kontakt-mail {
  display: inline-block;
  padding: 0.7rem 2rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  background: var(--farbe-text);
  border-radius: 50px;
  text-decoration: none;
  transition: all var(--uebergang);
}

.kontakt-mail:hover {
  background: var(--farbe-akzent);
  transform: translateY(-2px);
}

/* ── Footer ── */
.footer {
  padding: 2rem var(--abstand-m);
  text-align: center;
  border-top: 1px solid var(--farbe-border);
  margin-top: 1rem;
}

.footer-inhalt {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.8rem;
  color: var(--farbe-text-leicht);
}

.footer-inhalt a {
  color: var(--farbe-text-schwach);
  text-decoration: none;
  transition: color var(--uebergang);
}

.footer-inhalt a:hover {
  color: var(--farbe-text);
}

/* ── Cookie-Banner ── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9998;
  background: var(--farbe-karte);
  border-top: 1px solid var(--farbe-border-stark);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  animation: bannerEin 0.4s ease;
}

.cookie-banner.versteckt {
  display: none;
}

@keyframes bannerEin {
  from {
    opacity: 0;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cookie-banner p {
  font-size: 0.82rem;
  color: var(--farbe-text-schwach);
  line-height: 1.5;
  max-width: 600px;
}

.cookie-banner button {
  padding: 0.5rem 1.25rem;
  border: none;
  border-radius: 50px;
  background: var(--farbe-text);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--uebergang);
}

.cookie-banner button:hover {
  background: var(--farbe-akzent);
}

/* ── Responsiv ── */
@media (max-width: 768px) {
  .header {
    padding: var(--abstand-l) var(--abstand-m) 1.5rem;
  }

  .header h1 {
    font-size: 2rem;
  }

  .untertitel {
    font-size: 0.95rem;
  }

  .projekte-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .filter-leiste {
    flex-direction: column;
    gap: var(--abstand-s);
    padding: 0.75rem var(--abstand-s);
  }

  .zugang-eingabe input {
    width: 140px;
  }

  .popup {
    max-height: 96vh;
    border-radius: 16px 16px 0 0;
    margin-top: auto;
    max-width: 100%;
  }

  .popup-body {
    padding: 1.5rem 1.25rem 2rem;
  }

  .popup-titel {
    font-size: 1.4rem;
  }

  .popup-galerie.einzel img,
  .popup-galerie.mehrspaltig img:first-child {
    height: 240px;
  }

  .popup-galerie.doppel {
    grid-template-columns: 1fr;
  }

  .popup-galerie.doppel img,
  .popup-galerie.mehrspaltig img,
  .popup-galerie img {
    height: 200px;
  }
}

@media (max-width: 380px) {
  .projekte-grid {
    padding: 0 0.75rem var(--abstand-l);
  }

  .header h1 {
    font-size: 1.7rem;
  }
}