/* ============================================================
   jaroslawvenzke.de — Relaunch 2026
   Palette: Kühl-helles Papier, Tiefblau-Tinte, Kobalt-Akzent,
   Terminal-Grün nur im Signatur-Element.
   ============================================================ */

:root {
  --paper: #f6f8fb;
  --surface: #ffffff;
  --ink: #0a1526;
  --slate: #4e5d74;
  --cobalt: #1e4ff0;
  --cobalt-deep: #1236b8;
  --line: #dee5ef;
  --term-bg: #0d1b2e;
  --term-green: #35d98b;
  --term-dim: #7d90ab;

  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --wrap: 1140px;
  --shadow: 0 1px 2px rgba(10, 21, 38, .05), 0 12px 32px -16px rgba(10, 21, 38, .18);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0b1424;
    --surface: #101c30;
    --ink: #e8eef7;
    --slate: #9aabc4;
    --cobalt: #6d8dff;
    --cobalt-deep: #8aa4ff;
    --line: #22314b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px -16px rgba(0, 0, 0, .6);
  }
}

/* ---------- Basis ---------- */

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cobalt); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--cobalt-deep); }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--cobalt); color: #fff; padding: .6rem 1rem; z-index: 100;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--cobalt); outline-offset: 3px; border-radius: 3px; }

/* ---------- Typografie ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 .6em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.1rem, 5.2vw, 3.4rem); font-weight: 800; }
h1 em { font-style: normal; color: var(--cobalt); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 700; max-width: 26ch; }
h3 { font-size: 1.25rem; font-weight: 700; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cobalt);
  margin: 0 0 1rem;
}
.eyebrow::before { content: "// "; color: var(--slate); }

.lead { font-size: 1.15rem; color: var(--slate); max-width: 54ch; }

/* ---------- Header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px;
}

.brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); }
.brand-mark {
  font-family: var(--font-mono); font-weight: 500; font-size: .9rem;
  background: var(--ink); color: var(--paper);
  border-radius: 8px; padding: .35rem .5rem;
}
.brand-name { font-family: var(--font-display); font-weight: 700; }

.nav-list { display: flex; gap: 1.6rem; list-style: none; margin: 0; padding: 0; align-items: center; }
.nav-list a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-list a:hover { color: var(--cobalt); }

.nav-cta {
  background: var(--cobalt); color: #fff !important;
  padding: .5rem 1.05rem; border-radius: 999px;
}
.nav-cta:hover { background: var(--cobalt-deep); }

.nav-toggle { display: none; }

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex; align-items: center; gap: .5rem;
    font: 500 .9rem var(--font-body); color: var(--ink);
    background: none; border: 1px solid var(--line); border-radius: 999px;
    padding: .45rem .9rem; cursor: pointer;
  }
  .nav-toggle-bar {
    width: 16px; height: 2px; background: currentColor; position: relative;
  }
  .nav-toggle-bar::before, .nav-toggle-bar::after {
    content: ""; position: absolute; left: 0; width: 16px; height: 2px; background: currentColor;
  }
  .nav-toggle-bar::before { top: -5px; }
  .nav-toggle-bar::after { top: 5px; }

  .nav-list {
    display: none;
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: .5rem 1.25rem 1rem;
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { display: block; padding: .8rem 0; }
  .nav-cta { text-align: center; margin-top: .5rem; }
}

/* ---------- Hero ---------- */

.hero { padding-block: clamp(3.5rem, 9vw, 6.5rem) clamp(3rem, 7vw, 5rem); position: relative; overflow: hidden; }

/* Dezenter Foto-Hintergrund: entsättigt, weich eingeblendet, Text bleibt führend */
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: url("../images/hero-jaroslaw-venzke.jpg") right center / cover no-repeat;
  filter: grayscale(1) contrast(1.1) brightness(1.05);
  opacity: .85;
  -webkit-mask-image: linear-gradient(105deg, transparent 0%, #000 25%);
  mask-image: linear-gradient(105deg, transparent 0%, #000 25%);
  pointer-events: none;
}
@media (prefers-color-scheme: dark) { .hero::before { opacity: .7; } }
@media (max-width: 900px) { .hero::before { opacity: .5; mask-image: none; -webkit-mask-image: none; } }

.hero .wrap { position: relative; }

.hero-grid {
  display: grid; gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }

.btn {
  display: inline-block; text-decoration: none; font-weight: 600; font-size: .98rem;
  padding: .78rem 1.5rem; border-radius: 999px; transition: background .15s, color .15s;
}
.btn-primary { background: var(--cobalt); color: #fff; }
.btn-primary:hover { background: var(--cobalt-deep); color: #fff; }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--cobalt); color: var(--cobalt); }

/* ---------- Terminal (Signatur) ---------- */

.terminal {
  background: var(--term-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .06);
}

.terminal-bar {
  display: flex; align-items: center; gap: .45rem;
  padding: .7rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.terminal-bar .dot { width: 10px; height: 10px; border-radius: 50%; background: #35476280; }
.terminal-title {
  margin-left: auto;
  font-family: var(--font-mono); font-size: .75rem; color: var(--term-dim);
}

.terminal-body {
  margin: 0; padding: 1.1rem 1.2rem 1.4rem;
  font-family: var(--font-mono); font-size: .85rem; line-height: 1.75;
  color: #cfe0f5; min-height: 17em; white-space: pre-wrap;
}
.terminal-body .ok { color: var(--term-green); }
.terminal-body .dim { color: var(--term-dim); }
.terminal-body .cursor {
  display: inline-block; width: .55em; height: 1.1em;
  background: var(--term-green); vertical-align: text-bottom;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Sektionen ---------- */

.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section-alt { background: var(--surface); border-block: 1px solid var(--line); }

/* ---------- Leistungen ---------- */

.card-grid {
  display: grid; gap: 1.2rem;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 2.5rem;
}
@media (max-width: 900px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem 1.4rem;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--cobalt); transform: translateY(-3px); }
.card p:last-child { margin-bottom: 0; color: var(--slate); font-size: .97rem; }

.card-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--cobalt) 9%, transparent);
  color: var(--cobalt);
  margin-bottom: 1rem;
}
.card-icon svg { width: 24px; height: 24px; }
.card:hover .card-icon { background: var(--cobalt); color: #fff; }

.card-tag {
  font-family: var(--font-mono); font-size: .74rem; color: var(--cobalt);
  background: color-mix(in srgb, var(--cobalt) 9%, transparent);
  display: inline-block; padding: .2rem .6rem; border-radius: 999px;
  margin: 0 0 .9rem;
}

/* ---------- Projekte ---------- */

.project-list { display: grid; gap: 1.6rem; margin-top: 2.5rem; }

.project {
  display: grid; grid-template-columns: 340px 1fr; gap: 1.8rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  align-items: center;
}
@media (max-width: 720px) { .project { grid-template-columns: 1fr; gap: 0; } }

.project-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10; }

.project-body { padding: 1.4rem 1.6rem; }
.project-body h3 a { color: var(--ink); text-decoration: none; }
.project-body h3 a:hover { color: var(--cobalt); }
.project-body p:last-child { color: var(--slate); margin-bottom: 0; }

.project-kind {
  font-family: var(--font-mono); font-size: .78rem; color: var(--cobalt);
  margin: -.3rem 0 .7rem;
}

/* ---------- Profil ---------- */

.profil-grid {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 820px) { .profil-grid { grid-template-columns: 1fr; } }

.fact-list { list-style: none; padding: 0; margin: 1.6rem 0 0; display: grid; gap: .7rem; }
.fact-list li { padding-left: 1.4rem; position: relative; }
.fact-list li::before {
  content: "▸"; position: absolute; left: 0; color: var(--cobalt);
}

.aside-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.8rem 1.7rem;
  box-shadow: var(--shadow);
}
.aside-card .btn { margin-top: .4rem; }

/* ---------- Kontakt ---------- */

.section-dark { background: var(--term-bg); color: #e8eef7; }
.section-dark h2 { color: #fff; max-width: 30ch; }
.section-dark .eyebrow { color: var(--term-green); }
.section-dark .eyebrow::before { color: var(--term-dim); }

.contact-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem;
  margin-top: 2.5rem;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-item {
  display: block; text-decoration: none; font-style: normal;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  color: #e8eef7;
  transition: border-color .2s;
}
a.contact-item:hover { border-color: var(--term-green); color: #fff; }

.contact-label {
  display: block; font-family: var(--font-mono); font-size: .74rem;
  text-transform: uppercase; letter-spacing: .1em; color: var(--term-dim);
  margin-bottom: .45rem;
}
.contact-value { font-weight: 600; line-height: 1.45; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--line); padding-block: 1.8rem; font-size: .9rem; }
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 1rem 2rem;
  align-items: center; justify-content: space-between;
}
.footer-inner p { margin: 0; color: var(--slate); }
.footer-inner nav { display: flex; align-items: center; gap: 1.4rem; }
.footer-inner a { color: var(--slate); }
.footer-inner a:hover { color: var(--cobalt); }

/* ---------- Rechtsseiten ---------- */

.legal { max-width: 780px; }
.legal h1 { font-size: clamp(1.9rem, 4.2vw, 2.7rem); font-weight: 800; }
.legal h2 { font-size: 1.2rem; margin-top: 2.4rem; max-width: none; }
.legal address { font-style: normal; }
.legal-stand { margin-top: 3rem; font-family: var(--font-mono); font-size: .85rem; color: var(--slate); }

/* ---------- Scroll-Reveal ---------- */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .terminal-body .cursor { animation: none; }
  .card, .card:hover { transform: none; transition: none; }
}