/* =========================================================
   Heine NetSolutions – Relaunch-Entwurf v4 "Elegant"
   Schriften: Instrument Serif (Display) · Geist (Text) · Geist Mono (Details)
   Farben: Papier, Tinte, Grautöne – ein einziger, ruhiger Akzent (Bronze)
   ========================================================= */
:root {
  --paper: #F7F5F0;
  --paper-2: #EFECE5;
  --white: #FFFFFF;
  --ink: #1A1A1A;
  --ink-2: #4A4845;
  --muted: #8E8A83;
  --line: #DDD8CE;
  --accent: #B4573D;
  --font-display: 'Instrument Serif', 'Times New Roman', serif;
  --font-body: 'Geist', 'Helvetica Neue', sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, monospace;
  --rail: 96px;
  --ease: cubic-bezier(.22, .8, .16, 1);
  --pad: clamp(1.25rem, 5vw, 5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-weight: 400; font-size: 1rem; line-height: 1.7; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
::selection { background: var(--ink); color: var(--paper); }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; margin: 0; letter-spacing: -0.015em; line-height: 1; }
p { margin: 0 0 1em; }
em { font-family: var(--font-display); font-style: italic; font-weight: 400; }
.mono { font-family: var(--font-mono); }
.icon { width: 1.05em; height: 1.05em; flex: none; }
.page { margin-left: var(--rail); }
.wrap { max-width: 1400px; margin: 0 auto; padding: 0 var(--pad); }
.kicker { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 2rem; display: flex; align-items: center; gap: .9rem; }
.kicker::before { content: ''; width: 28px; height: 1px; background: currentColor; }
.h2 { font-size: clamp(3rem, 6.5vw, 6.5rem); }
.h2 em, .h2 .muted { color: var(--muted); }

/* ---------- Seitenleiste ---------- */
.rail {
  position: fixed; inset: 0 auto 0 0; width: var(--rail); z-index: 100; background: var(--paper);
  border-right: 1px solid var(--line); display: flex; flex-direction: column; align-items: center; padding: 1.75rem 0;
}
/* Logo-Refresh: Block-Logo HEINE · NET · SOLUTIONS */
.ns-logo { display: inline-grid; grid-template-columns: auto auto; grid-template-rows: 1fr 1fr; gap: 3px; line-height: 1; }
.ns-logo > span { border-radius: 2px; display: flex; align-items: center; color: var(--paper); }
.nl-bar { grid-row: 1 / 3; background: var(--ink); writing-mode: vertical-rl; transform: rotate(180deg); justify-content: center; font-family: var(--font-body); font-weight: 500; font-size: .58rem; letter-spacing: .32em; text-transform: uppercase; padding: .45rem .32rem; }
.nl-top { background: var(--ink); font-family: var(--font-display); font-size: 1.45rem; padding: .3rem .7rem .4rem; }
.nl-bot { background: var(--accent); font-family: var(--font-display); font-style: italic; font-size: 1.45rem; padding: .3rem .7rem .4rem; }
.ns-logo--mini { width: 50px; height: 50px; grid-template-columns: 11px 1fr; }
.ns-logo--mini .nl-bar { padding: 0; }
.ns-logo--mini .nl-top, .ns-logo--mini .nl-bot { font-size: 1.15rem; justify-content: center; padding: 0 0 .2rem; }
.rail-logo { display: grid; place-items: center; transition: transform .5s var(--ease); }
.rail-logo:hover { transform: scale(1.05); }
.rail-nav { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 2.5rem; }
.rail-nav a {
  writing-mode: vertical-rl; transform: rotate(180deg); font-size: .8rem; letter-spacing: .08em; color: var(--muted);
  position: relative; transition: color .3s;
}
.rail-nav a::before { content: ''; position: absolute; right: -14px; top: 50%; width: 5px; height: 5px; border-radius: 50%; background: var(--ink); transform: translateY(-50%) scale(0); transition: transform .35s var(--ease); }
.rail-nav a:hover, .rail-nav a.active { color: var(--ink); }
.rail-nav a.active::before { transform: translateY(-50%) scale(1); }
.rail-year { display: flex; flex-direction: column; align-items: center; gap: .75rem; }
.ry-track { width: 1px; height: 90px; background: var(--line); position: relative; overflow: hidden; }
.ry-fill { position: absolute; inset: 0; background: var(--ink); transform-origin: top; transform: scaleY(0); }
.ry-num { font-family: var(--font-display); font-style: italic; font-size: 1.05rem; }
.rail-toggle { display: none; background: none; border: 0; color: var(--ink); width: 44px; height: 44px; cursor: pointer; }
.rail-toggle .icon { width: 24px; height: 24px; margin: auto; }
.rail-toggle .i-close { display: none; }

/* ---------- Hero ---------- */
.hero { padding: 2rem 0 clamp(3rem, 7vh, 5rem); }
.hero > .wrap { display: flex; flex-direction: column; width: 100%; }
.hero-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem 1rem; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.avail { color: var(--ink); display: inline-flex; align-items: center; gap: .6rem; }
.avail i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.hero-title { font-size: clamp(2.6rem, 6vw, 6.25rem); line-height: 1.02; letter-spacing: -0.025em; margin: clamp(2.5rem, 7vh, 4.5rem) 0 clamp(2rem, 5vh, 3rem); max-width: 18ch; }
.hero-title .w { white-space: nowrap; }
.hero-title .since { color: var(--accent); white-space: nowrap; }
.hero-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 1.5rem 3rem; flex-wrap: wrap; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.hero-lead { font-size: clamp(1.1rem, 1.5vw, 1.3rem); line-height: 1.45; max-width: 30ch; color: var(--ink-2); font-weight: 300; margin: 0; }
.hero-links { display: flex; gap: 2rem; align-items: center; flex-wrap: wrap; }
.link-arrow { display: inline-flex; align-items: center; gap: .75rem; font-size: .95rem; font-weight: 500; padding-bottom: .35rem; border-bottom: 1px solid var(--ink); transition: gap .4s var(--ease), color .3s, border-color .3s; }
.link-arrow:hover { gap: 1.15rem; color: var(--accent); border-color: var(--accent); }

/* Video als kleines Gimmick: Pille in der Headline, wächst beim Hover */
.hero-pill { position: relative; display: inline-block; width: 2.3em; height: .78em; vertical-align: .02em; margin: 0 .08em; border-radius: 999px; overflow: hidden; background: var(--ink); transition: transform .8s var(--ease); }
.hero-pill:hover { transform: scale(1.06); }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; filter: grayscale(1) contrast(1.08); transition: filter 1s var(--ease); }
.hero-pill:hover .hero-video { filter: none; }
.pill-rec { position: absolute; top: 50%; right: .22em; width: .1em; height: .1em; min-width: 6px; min-height: 6px; border-radius: 50%; background: var(--accent); transform: translateY(-50%); animation: rec 1.6s ease-in-out infinite; }
@keyframes rec { 50% { opacity: .25; } }

/* ---------- Über uns ---------- */
.about { padding: clamp(6rem, 12vw, 11rem) 0; border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2.5rem, 7vw, 8rem); }
.about-sticky { position: sticky; top: 3rem; align-self: start; }
.about-stat { margin-top: 3rem; color: var(--muted); font-size: .9rem; line-height: 2.4; }
.about-stat strong { font-family: var(--font-display); font-weight: 400; font-size: 2.4rem; color: var(--ink); display: inline-block; min-width: 2.2ch; vertical-align: -.15em; margin-right: .3rem; }
.about-lead { font-family: var(--font-display); font-size: clamp(1.9rem, 3.2vw, 2.9rem); line-height: 1.15; letter-spacing: -0.01em; margin-bottom: 3.5rem; }
.about-lead em { color: var(--accent); }
.about-cols { columns: 2; column-gap: 3rem; color: var(--ink-2); font-size: .95rem; font-weight: 300; }
.about-cols p { break-inside: avoid; }

.gitlog { margin-top: 5rem; border-top: 1px solid var(--ink); }
.gitlog-head { padding: 1rem 0; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.commit { display: grid; grid-template-columns: 10rem 1fr; gap: 1.5rem; align-items: baseline; padding: 1.4rem 0; border-top: 1px solid var(--line); transition: padding .4s var(--ease); }
.commit:hover { padding-left: .75rem; }
.c-dot, .c-tag { display: none; }
.c-year { font-family: var(--font-display); font-size: 2rem; line-height: 1; }
.commit:hover .c-year { font-style: italic; color: var(--accent); }
.c-msg { color: var(--ink-2); font-size: .95rem; font-weight: 300; }

/* ---------- Leistungen ---------- */
.services { padding: clamp(6rem, 11vw, 10rem) 0; background: var(--white); }
.services-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; margin-bottom: 3.5rem; }
.services-intro { max-width: 36ch; color: var(--ink-2); font-weight: 300; font-size: 1.05rem; margin: 0; }
.svc-list { border-top: 1px solid var(--ink); }
.svc { border-bottom: 1px solid var(--line); }
.svc summary { list-style: none; display: grid; grid-template-columns: 6rem 1fr auto; align-items: center; gap: 1.5rem; padding: clamp(1.25rem, 2.4vw, 2rem) 0; cursor: pointer; }
.svc summary::-webkit-details-marker { display: none; }
.svc-num { font-size: .72rem; color: var(--muted); }
.svc-title { font-family: var(--font-display); font-size: clamp(2.4rem, 5.5vw, 5rem); line-height: 1; letter-spacing: -0.02em; transition: transform .5s var(--ease), color .3s; }
.svc summary:hover .svc-title { transform: translateX(.75rem); }
.svc[open] .svc-title { font-style: italic; color: var(--accent); }
.svc-plus { width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; transition: transform .5s var(--ease), border-color .3s, background-color .3s, color .3s; }
.svc-plus .icon { width: 18px; height: 18px; }
.svc summary:hover .svc-plus { border-color: var(--ink); }
.svc[open] .svc-plus { transform: rotate(45deg); background: var(--ink); color: var(--paper); border-color: var(--ink); }
.svc-body { display: grid; grid-template-columns: 6rem minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem; padding: 0 0 2.5rem; animation: open .6s var(--ease); }
.svc-body p { grid-column: 2; max-width: 50ch; color: var(--ink-2); font-weight: 300; font-size: 1.02rem; margin: 0; }
.svc-tags { grid-column: 3; list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .35rem 1.25rem; align-content: flex-start; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
@keyframes open { from { opacity: 0; transform: translateY(-6px); } }

/* ---------- Referenzen ---------- */
.refs { padding: clamp(6rem, 11vw, 10rem) 0; }
.refs-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; margin-bottom: 3rem; flex-wrap: wrap; }
.refs-intro { color: var(--ink-2); font-weight: 300; margin: 0; font-size: 1.05rem; }
.refs-filter { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 2rem; padding: 1.25rem 0 1.5rem; border-top: 1px solid var(--line); }
.rf { background: none; border: 0; padding: .2rem 0; font: inherit; font-size: .92rem; color: var(--muted); cursor: pointer; position: relative; transition: color .25s; }
.rf sup { font-family: var(--font-mono); font-size: .6rem; margin-left: .25rem; }
.rf::after { content: ''; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.rf:hover, .rf.active { color: var(--ink); }
.rf.active::after { transform: scaleX(1); }
.ref-search { display: flex; align-items: center; gap: .6rem; border-bottom: 1px solid var(--ink); padding: .35rem 0; min-width: 260px; margin-left: auto; color: var(--muted); }
.ref-search input { border: 0; background: transparent; font: inherit; font-size: .92rem; outline: none; width: 100%; color: var(--ink); }
.rf-count { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.rf-count span { color: var(--ink); }

.ref-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.ref { border-bottom: 1px solid var(--line); }
.ref[hidden] { display: none; }
.ref-row {
  display: grid; grid-template-columns: 3rem 8.5rem minmax(0, 1.4fr) minmax(0, 1.5fr) 13rem; align-items: center; gap: 1.5rem;
  padding: 1.2rem .75rem; position: relative; isolation: isolate; transition: color .4s, padding .5s var(--ease);
}
.ref-row::before { content: ''; position: absolute; inset: 0; background: var(--ink); z-index: -1; opacity: 0; transition: opacity .4s var(--ease); }
.ref-row:hover { padding-left: 1.75rem; color: var(--paper); }
.ref-row:hover::before { opacity: 1; }
.ref-num { font-family: var(--font-mono); font-size: .7rem; color: var(--muted); transition: color .4s; }
/* Kundenlogos: einheitlich in Tinte, beim Hover hell; Logos mit eigenem Hintergrund entsättigt */
.ref-logo { height: 3.25rem; display: flex; align-items: center; justify-content: center; }
.ref-logo img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; filter: brightness(0); opacity: .9; transition: filter .5s var(--ease), opacity .5s, transform .6s var(--ease); }
.ref-logo.is-small img { transform: scale(1.35); }
.ref-row:hover .ref-logo.is-small img { transform: scale(1.42); }
.ref-logo.is-img img { filter: grayscale(1); opacity: .85; border-radius: 3px; }
.ref-row:hover .ref-logo img { filter: brightness(0) invert(1); opacity: 1; transform: scale(1.06); }
.ref-row:hover .ref-logo.is-img img { filter: grayscale(0); background: var(--paper); }
.ref-name strong { display: block; font-family: var(--font-display); font-weight: 400; font-size: clamp(1.35rem, 2.1vw, 1.85rem); letter-spacing: -0.01em; line-height: 1.1; }
.ref-name small { font-size: .82rem; color: var(--muted); font-weight: 300; transition: color .4s; }
.ref-tags { display: flex; flex-wrap: wrap; gap: .2rem .9rem; }
.ref-tags em { font-family: var(--font-mono); font-style: normal; font-size: .66rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); transition: color .4s; }
.ref-tags em.more { color: var(--muted); }
.ref-meta { display: flex; justify-content: flex-end; align-items: center; gap: .9rem; min-width: 0; }
.ref-domain { font-family: var(--font-mono); font-size: .7rem; color: var(--muted); transition: color .4s; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ref-arrow { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; flex: none; transition: transform .5s var(--ease), border-color .4s, color .4s; }
.ref-row:hover .ref-arrow { border-color: var(--paper); transform: rotate(45deg); }
.status { font-family: var(--font-mono); font-size: .62rem; text-transform: uppercase; letter-spacing: .12em; padding: .35rem .75rem; border-radius: 999px; border: 1px solid var(--accent); color: var(--accent); white-space: nowrap; transition: color .4s, border-color .4s; }
.ref-row:hover .status { color: var(--paper); border-color: rgba(247, 245, 240, .5); }
.ref-row:hover .ref-num, .ref-row:hover .ref-name small, .ref-row:hover .ref-domain, .ref-row:hover .ref-tags em { color: rgba(247, 245, 240, .65); }
.ref-empty { padding: 3rem 0; color: var(--muted); font-size: .9rem; }

/* ---------- Kontakt ---------- */
.contact { background: var(--ink); color: var(--paper); padding: clamp(6rem, 11vw, 10rem) 0; }
.kicker-light { color: rgba(247, 245, 240, .55); }
.brief-text { font-family: var(--font-display); font-size: clamp(1.45rem, 2.5vw, 2.35rem); line-height: 1.5; letter-spacing: -0.005em; max-width: 30em; margin-bottom: 2.5rem; }
.slot { display: inline-block; vertical-align: baseline; }
.slot input, .slot select {
  font: inherit; font-style: italic; color: var(--paper); background: transparent; border: 0; border-bottom: 1px solid rgba(247, 245, 240, .35);
  width: var(--w); max-width: 80vw; padding: 0 .1em; outline: none; border-radius: 0; transition: border-color .3s;
}
.slot input::placeholder { color: rgba(247, 245, 240, .3); }
.slot input:focus, .slot select:focus { border-color: var(--paper); }
.slot select { appearance: none; cursor: pointer; padding-right: .9em; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23F7F5F0' stroke-width='1.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right center / .45em no-repeat; }
.slot select option { color: var(--ink); font-size: 1rem; font-style: normal; }
.slot.invalid input { border-color: #D9A48A; }
.brief-msg { display: block; max-width: 920px; }
.brief-msg span { font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(247, 245, 240, .55); display: block; margin-bottom: .75rem; }
.brief-msg textarea { width: 100%; font: inherit; font-weight: 300; font-size: 1.02rem; color: var(--paper); background: transparent; border: 1px solid rgba(247, 245, 240, .25); border-radius: 4px; padding: 1rem 1.1rem; outline: none; resize: vertical; transition: border-color .3s; }
.brief-msg textarea:focus { border-color: rgba(247, 245, 240, .7); }
.brief-msg.invalid textarea { border-color: #D9A48A; }
.brief-foot { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; max-width: 920px; margin-top: 1.75rem; }
.consent { display: flex; gap: .75rem; align-items: flex-start; font-size: .85rem; font-weight: 300; color: rgba(247, 245, 240, .75); max-width: 52ch; cursor: pointer; }
.consent input { accent-color: var(--accent); width: 16px; height: 16px; margin-top: .2rem; flex: none; }
.consent a { text-decoration: underline; text-underline-offset: 3px; }
.consent.invalid span { color: #D9A48A; }
.btn-send { display: inline-flex; align-items: center; gap: .75rem; background: var(--paper); color: var(--ink); border: 1px solid var(--paper); border-radius: 999px; padding: 1rem 2rem; font: inherit; font-weight: 500; font-size: .95rem; cursor: pointer; transition: background-color .35s, color .35s; }
.btn-send:hover { background: transparent; color: var(--paper); }
.btn-send .icon { transition: transform .4s var(--ease); }
.btn-send:hover .icon { transform: translateX(4px); }
.form-feedback { font-size: .8rem; margin: 1.25rem 0 0; min-height: 1.3em; }
.form-feedback.ok { color: var(--paper); }
.form-feedback.err { color: #D9A48A; }
.contact-direct { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; margin-top: clamp(4rem, 8vw, 6rem); padding-top: 2rem; border-top: 1px solid rgba(247, 245, 240, .15); }
.contact-direct > * { font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.75rem); }
.contact-direct span { display: block; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(247, 245, 240, .5); margin-bottom: .5rem; }
.contact-direct a { transition: opacity .3s; }
.contact-direct a:hover { opacity: .65; }

/* ---------- Footer ---------- */
.site-footer { padding: 5rem 0 2rem; font-size: .9rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 3.5rem; }
.footer-grid .kicker { margin-bottom: 1rem; }
.footer-grid .kicker::before { display: none; }
.footer-grid p { color: var(--ink-2); font-weight: 300; }
.footer-grid a:not(.footer-logo) { transition: color .25s; }
.footer-grid a:not(.footer-logo):hover { color: var(--accent); }
.footer-logo { display: inline-flex; margin-bottom: 1.5rem; }
.footer-brand p { max-width: 34ch; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--line); font-size: .72rem; letter-spacing: .08em; color: var(--muted); }
.to-top:hover { color: var(--ink); }

/* ---------- Unterseiten ---------- */
.legal { padding: clamp(3rem, 8vw, 6rem) 0; }
.legal-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 6vw, 6rem); }
.legal-aside { position: sticky; top: 3rem; align-self: start; }
.h1-legal { font-size: clamp(2.75rem, 4.6vw, 4.75rem); margin-bottom: 2rem; overflow-wrap: anywhere; }
.back-link { font-size: .85rem; border-bottom: 1px solid var(--ink); padding-bottom: .2rem; transition: color .25s, border-color .25s; }
.back-link:hover { color: var(--accent); border-color: var(--accent); }
.legal-body { border-top: 1px solid var(--ink); padding-top: 1rem; }
.legal-body h2 { font-size: 1.6rem; margin: 2.5rem 0 .7rem; line-height: 1.2; }
.legal-body p { color: var(--ink-2); font-weight: 300; max-width: 64ch; }
.legal-body a { color: var(--accent); }

/* ---------- Sanftes Einblenden beim Scrollen ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); transition-delay: calc(var(--d, 0) * 70ms); }
.reveal.in { opacity: 1; transform: none; }
.h2.reveal, .hero-title.reveal, .about-lead.reveal { transform: translateY(.3em); filter: blur(8px); transition: opacity 1.3s var(--ease), transform 1.3s var(--ease), filter 1.3s var(--ease); }
.h2.reveal.in, .hero-title.reveal.in, .about-lead.reveal.in { transform: none; filter: none; }
.ref.reveal { transform: translateY(12px); transition-duration: .9s; }
.ref.reveal.in { transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .h2.reveal, .hero-title.reveal, .about-lead.reveal { opacity: 1; transform: none; filter: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-sticky { position: static; }
  .ref-row { grid-template-columns: 2.5rem 7rem minmax(0, 1fr) auto; }
  .ref-row { grid-template-areas: "num logo name meta" ". . tags tags"; }
  .ref-num { grid-area: num; } .ref-logo { grid-area: logo; } .ref-name { grid-area: name; } .ref-meta { grid-area: meta; } .ref-tags { grid-area: tags; margin-top: .35rem; }
  .svc-body { grid-template-columns: 6rem 1fr; }
  .svc-tags { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  :root { --rail: 0px; }
  .rail { inset: 0 0 auto 0; width: 100%; height: 68px; flex-direction: row; padding: 0 1.25rem; justify-content: space-between; border-right: 0; border-bottom: 1px solid var(--line); }
  .rail-logo { width: 44px; height: 44px; }
  .rail-logo .logo-mark { font-size: 1.3rem; }
  .rail-year { display: none; }
  .rail-toggle { display: block; }
  .rail-nav { position: fixed; inset: 68px 0 auto 0; background: var(--paper); flex-direction: column; align-items: flex-start; gap: 1rem; padding: 2rem 1.5rem 2.5rem; border-bottom: 1px solid var(--line); transform: translateY(-130%); transition: transform .5s var(--ease); z-index: -1; }
  .rail-nav a { writing-mode: horizontal-tb; transform: none; font-family: var(--font-display); font-size: 2.4rem; letter-spacing: -0.01em; color: var(--ink); }
  .rail-nav a::before { display: none; }
  body.nav-open .rail-nav { transform: none; }
  body.nav-open .rail-toggle .i-open { display: none; }
  body.nav-open .rail-toggle .i-close { display: block; }
  .page { padding-top: 68px; }
  .hero-pill { width: 1.9em; }
  .hero-meta { flex-direction: column; }
  .about-cols { columns: 1; }
  .commit { grid-template-columns: 7.5rem 1fr; }
  .services-head { flex-direction: column; }
  .svc summary { grid-template-columns: 1fr auto; }
  .svc-num { display: none; }
  .svc-plus { width: 42px; height: 42px; }
  .svc-body { grid-template-columns: 1fr; }
  .svc-body p, .svc-tags { grid-column: 1; }
  .ref-row { grid-template-columns: 5rem minmax(0, 1fr); grid-template-areas: "logo name" ". tags" ". meta"; gap: .4rem .9rem; padding: 1rem .25rem; }
  .ref-meta { justify-content: flex-start; }
  .ref-arrow { display: none; }
  .ref-logo { height: 2.5rem; }
  .ref-num, .ref-domain { display: none; }
  .ref-search { min-width: 0; width: 100%; margin-left: 0; }
  .contact-direct, .footer-grid, .legal-grid { grid-template-columns: 1fr; }
  .legal-aside { position: static; }
}

/* Kleine Bildschirme: unterste Footer-Zeile (Copyright, "nach oben") bleibt frei von der fixierten Redaktionsleiste des CMS */
@media (max-width: 900px) {
  .site-footer { padding-bottom: calc(4.5rem + env(safe-area-inset-bottom, 0px)); }
  .footer-bottom { flex-wrap: wrap; gap: .75rem 1.5rem; }
}