/* ============================================================
   style.css – st-rs.at Visitkarte
   Layout: Split-Screen, Foto links, Inhalt rechts
   ============================================================ */

/* ── 1. Design Tokens ──────────────────────────────────────── */
:root {
  --color-bg:        #f5f4f1;
  --color-text:      #141414;
  --color-muted:     #6a6a6a;
  --color-subtle:    #b8b4ac;
  --color-accent:    #00698a;
  --color-accent-bg: #e8f4f7;
  --color-hover-bg:  rgba(0,105,138,.07);
  --color-divider:   rgba(0,0,0,.1);

  --font-sans:  "DM Sans",    system-ui, sans-serif;
  --font-mono:  "DM Mono",    ui-monospace, monospace;

  --fs-name:    clamp(2.8rem, 5vw, 4.5rem);
  --fs-tagline: clamp(.9rem, 1.5vw, 1.05rem);
  --fs-link:    clamp(.9rem, 1.4vw, 1rem);
  --fs-foot:    .72rem;
}

/* ── 2. Lokale Fonts (@font-face, keine externen CDN-Aufrufe) ── */
@font-face {
  font-family: "DM Sans";
  src: url("fonts/dm-sans-latin-300-normal.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("fonts/dm-sans-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("fonts/dm-sans-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Mono";
  src: url("fonts/dm-mono-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ── 3. Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

ul { list-style: none; }
a  { color: inherit; text-decoration: none; }

/* ── 4. Layout ─────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100dvh;
}

/* ── 5. Foto-Panel ─────────────────────────────────────────── */
.photo-panel {
  position: sticky;
  top: 0;
  height: 100dvh;
  overflow: hidden;
}

.photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}

/* ── 6. Content-Panel ──────────────────────────────────────── */
.content-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(2.5rem, 6vw, 5rem) clamp(2rem, 5vw, 4.5rem);
}

.content-inner {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* ── 7. Logo ───────────────────────────────────────────────── */
.site-logo {
  display: block;
  width: fit-content;
  color: var(--color-accent);
  transition: color .3s ease;
}

.logo-img {
  height: clamp(48px, 6vw, 72px);
  width: auto;
  display: block;
}

/* ── 8. Identity ───────────────────────────────────────────── */
.identity {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.name {
  font-size: var(--fs-name);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--color-text);
}

.tagline {
  font-size: var(--fs-tagline);
  color: var(--color-muted);
  font-weight: 400;
  letter-spacing: .01em;
}

.location {
  display: flex;
  align-items: center;
  gap: .35em;
  font-size: var(--fs-foot);
  font-family: var(--font-mono);
  color: var(--color-subtle);
  margin-top: .25rem;
}

/* ── 8. Links ──────────────────────────────────────────────── */
.links {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.link-item {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: .7rem .6rem;
  border-radius: 8px;
  font-size: var(--fs-link);
  font-weight: 400;
  color: var(--color-text);
  transition: background .15s ease, color .15s ease;
  margin-left: -.6rem; /* optische Bündigkeit mit dem Namen */
}

.link-item:hover,
.link-item:focus-visible {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  outline: none;
}

.link-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  flex-shrink: 0;
  color: var(--color-subtle);
  transition: color .15s;
}

.link-item:hover .link-icon { color: var(--color-accent); }

/* ── 9. Footer ─────────────────────────────────────────────── */
.site-footer {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: var(--fs-foot);
  font-family: var(--font-mono);
  color: var(--color-subtle);
}

.site-footer a {
  color: var(--color-subtle);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .15s;
}

.site-footer a:hover { color: var(--color-muted); }

/* ── 10. Mobil ─────────────────────────────────────────────── */
@media (max-width: 700px) {
  /* iOS Safari: verhindert Bounce-Scroll und Pull-to-Refresh auf index */
  body:has(.layout) {
    overflow: hidden;
    overscroll-behavior: none;
    height: 100dvh;
  }

  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: 42dvh 1fr;
    height: 100dvh;
    overflow: hidden;
  }

  .photo-panel {
    position: relative;
    height: 42dvh;
  }

  .photo {
    object-position: center 12%;
  }

  .content-panel {
    align-items: flex-start;
    justify-content: center;
    padding: 1.25rem 1.5rem 1rem;
    overflow: hidden;
  }

  .content-inner {
    gap: 1.25rem;
    width: 100%;
  }

  .name {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .logo-img {
    height: clamp(36px, 7vw, 52px);
  }
}

/* ── 11. Dark Mode ─────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:        #111111;
    --color-text:      #ededed;
    --color-muted:     #888888;
    --color-subtle:    #444444;
    --color-accent:    #2ab3d8;
    --color-accent-bg: rgba(42,179,216,.1);
    --color-hover-bg:  rgba(42,179,216,.08);
    --color-divider:   rgba(255,255,255,.1);
    --logo-filter: invert(1);
  }
}

/* ── 12. Reduced Motion ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}

/* ── 13. Impressum-Seite ───────────────────────────────────── */
.impressum-page {
  background: var(--color-bg);
}

.impressum-layout {
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.5rem, 5vw, 3rem);
}

.impressum-wrap {
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.impressum-nav {
  display: flex;
  align-items: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  font-family: var(--font-mono);
  color: var(--color-subtle);
  text-decoration: none;
  transition: color .15s;
}

.back-link:hover { color: var(--color-muted); }

.impressum-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 300;
  letter-spacing: -.03em;
  color: var(--color-text);
  margin-bottom: 2.5rem;
}

.imp-section {
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-divider);
}

.imp-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.imp-section h2 {
  font-size: .7rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-subtle);
  margin-bottom: 1rem;
}

.imp-list {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: .6rem 1.5rem;
}

.imp-list dt {
  font-size: .82rem;
  font-family: var(--font-mono);
  color: var(--color-subtle);
  padding-top: .1em;
}

.imp-list dd {
  font-size: .88rem;
  line-height: 1.6;
  color: var(--color-text);
}

.imp-list a,
.imp-section p a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-subtle);
  transition: text-decoration-color .15s;
}

.imp-list a:hover,
.imp-section p a:hover {
  text-decoration-color: var(--color-text);
}

.imp-section p {
  font-size: .88rem;
  line-height: 1.7;
  color: var(--color-muted);
}

@media (max-width: 480px) {
  .imp-list {
    grid-template-columns: 1fr;
    gap: .15rem;
  }
  .imp-list dt { margin-top: .6rem; }
}