/* ============================================================
   style.css — Landing Page · Yan Ostrovsky · juunit
   Design-Tokens von juunit.com:
     Dunkel: #0a0a22 BG, #0d1254 Karten
     Gradient: #0073e6 → #14ebe3 (Royal Blue → Turquoise)
     Hell: #f9fbfd BG, #ffffff / #f3f5f7 Karten
   ============================================================ */

/* ── 1. Design Tokens ─────────────────────────────────────── */
:root {
  --color-bg:           #f9fbfd;
  --color-surface:      #ffffff;
  --color-surface-alt:  #f3f5f7;
  --color-primary:      #0073e6;
  --color-primary-dk:   #0d1254;
  --color-secondary:    #14ebe3;
  --color-text:         #0a0a22;
  --color-text-muted:   #5a6b82;
  --color-border:       #e8e9eb;
  --color-accent:       #0073e61a;
  --color-glow:         rgba(0, 115, 230, .15);
  --color-shadow:       rgba(0, 0, 0, .07);
  --color-shadow-md:    rgba(0, 0, 0, .12);

  --gradient-brand:     linear-gradient(218deg, #0073e6, #14ebe3);
  --gradient-brand-h:   linear-gradient(90deg, #0073e6, #14ebe3);
  --gradient-teal:      linear-gradient(218deg, #0099b8, #14ebe3);
  --gradient-indigo:    linear-gradient(218deg, #3730a3, #0073e6);

  --radius:     16px;
  --radius-sm:  8px;
  --shadow-sm:  0 1px 18px var(--color-shadow);
  --shadow-md:  0 4px 32px var(--color-shadow-md);
  --font-main:  system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition: 220ms ease;
}

/* ── 2. Dark Theme ────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg:          #0a0a22;
    --color-surface:     #0d1254;
    --color-surface-alt: #0b0b23;
    --color-primary:     #0073e6;
    --color-primary-dk:  #14ebe3;
    --color-secondary:   #14ebe3;
    --color-text:        #f0f4ff;
    --color-text-muted:  #8b9eb8;
    --color-border:      rgba(13, 18, 84, .6);
    --color-accent:      rgba(0, 115, 230, .12);
    --color-glow:        rgba(20, 235, 227, .15);
    --color-shadow:      rgba(0, 0, 0, .35);
    --color-shadow-md:   rgba(0, 0, 0, .55);
  }
}

:root[data-theme="dark"] {
  --color-bg:          #0a0a22;
  --color-surface:     #0d1254;
  --color-surface-alt: #0b0b23;
  --color-primary:     #0073e6;
  --color-primary-dk:  #14ebe3;
  --color-secondary:   #14ebe3;
  --color-text:        #f0f4ff;
  --color-text-muted:  #8b9eb8;
  --color-border:      rgba(13, 18, 84, .6);
  --color-accent:      rgba(0, 115, 230, .12);
  --color-glow:        rgba(20, 235, 227, .15);
  --color-shadow:      rgba(0, 0, 0, .35);
  --color-shadow-md:   rgba(0, 0, 0, .55);
}

:root[data-theme="light"] {
  --color-bg:          #f9fbfd;
  --color-surface:     #ffffff;
  --color-surface-alt: #f3f5f7;
  --color-primary:     #0073e6;
  --color-primary-dk:  #0d1254;
  --color-secondary:   #14ebe3;
  --color-text:        #0a0a22;
  --color-text-muted:  #5a6b82;
  --color-border:      #e8e9eb;
  --color-accent:      #0073e61a;
  --color-glow:        rgba(0, 115, 230, .15);
  --color-shadow:      rgba(0, 0, 0, .07);
  --color-shadow-md:   rgba(0, 0, 0, .12);
}

html { transition: background-color var(--transition), color var(--transition); }

/* ── 3. Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus-visible { color: var(--color-primary-dk); }

ul { list-style: none; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: 2px; }

/* ── 4. Wrapper ───────────────────────────────────────────── */
.wrapper        { width: min(640px,  100% - 2rem); margin-inline: auto; }
.wrapper--wide  { width: min(1000px, 100% - 2rem); margin-inline: auto; }

/* ── 5. Top-Bar ──────────────────────────────────────────── */
.top-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: .45rem 0;
}

.top-bar .wrapper--wide {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .75rem;
}

#lang-label { font-size: .8rem; color: var(--color-text-muted); }

#lang-select {
  font-family: var(--font-main);
  font-size: .85rem;
  padding: .28rem .55rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}
#lang-select:focus-visible { outline: 2px solid var(--color-primary); }

.bar-btn {
  font-family: var(--font-main);
  font-size: .85rem;
  padding: .28rem .7rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  line-height: 1;
}
.bar-btn:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.bar-sep { width: 1px; height: 1.1rem; background: var(--color-border); }

/* ── 6. Header – kompakt, horizontal ─────────────────────── */
.site-header {
  background: var(--color-surface);
  border-bottom: 3px solid transparent;
  border-image: var(--gradient-brand-h) 1;
  padding: .85rem 0;
}

.site-header .wrapper--wide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.identity {
  display: flex;
  align-items: center;
  gap: .9rem;
}

.avatar-wrapper {
  flex-shrink: 0;
  padding: 2px;
  background: var(--gradient-brand);
  border-radius: 50%;
  box-shadow: 0 0 16px var(--color-glow);
}

.avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-surface);
  display: block;
}

.person-name {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.3px;
  color: var(--color-text);
  line-height: 1.2;
}

.person-meta {
  font-size: .82rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-wrap: wrap;
  margin-top: .1rem;
}

.meta-sep { color: var(--color-border); }

.company-name {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

/* Kontakt-Chips im Header */
.header-contact {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.contact-chip {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .3rem .65rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: .8rem;
  color: var(--color-text-muted);
  background: var(--color-surface-alt);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  white-space: nowrap;
}

.contact-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-accent);
  text-decoration: none;
}

.contact-chip-label {
  display: none;
}

@media (min-width: 640px) {
  .contact-chip-label { display: inline; }
}

/* ── 7. Main ─────────────────────────────────────────────── */
main { flex: 1; padding: 2rem 0 2.5rem; }

/* ── 8. Projekte-Sektion ──────────────────────────────────── */
.projects-section { margin-bottom: 2rem; }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.section-title {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.5px;
  color: var(--color-text);
  line-height: 1.15;
}

/* Gradient-Akzent unter dem Titel */
.section-title::after {
  content: '';
  display: block;
  height: 3px;
  width: 3rem;
  margin-top: .4rem;
  background: var(--gradient-brand-h);
  border-radius: 2px;
}

.section-subtitle {
  font-size: .85rem;
  color: var(--color-text-muted);
  margin-top: .35rem;
}

.project-count {
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-accent);
  border: 1px solid rgba(0, 115, 230, .2);
  padding: .25rem .75rem;
  border-radius: 999px;
  white-space: nowrap;
  align-self: flex-start;
}

/* ── 9. Projekt-Grid & Karten ─────────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 580px) {
  .project-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 820px) {
  .project-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Basis-Karte */
.proj-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

a.proj-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary);
}

.proj-card--soon {
  opacity: .85;
  cursor: default;
}

/* Kopfbereich mit Gradient */
.proj-card__head {
  padding: 1.25rem 1.25rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: .85rem;
}

.proj-card__head--blue   { background: linear-gradient(135deg, #0a1a4a 0%, #0d2080 100%); }
.proj-card__head--teal   { background: linear-gradient(135deg, #064e5e 0%, #085f7a 100%); }
.proj-card__head--indigo { background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%); }
.proj-card__head--amber  { background: linear-gradient(135deg, #3d1a00 0%, #7c3a00 100%); }
.proj-card__head--violet { background: linear-gradient(135deg, #2e1065 0%, #4c1d95 100%); }
.proj-card__head--green  { background: linear-gradient(135deg, #00391f 0%, #0057B8 100%); }
.proj-card__head--red    { background: linear-gradient(135deg, #7a0a12 0%, #1a1a1a 100%); }

.proj-kpi {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: .5rem;
  font-size: .8rem;
  color: #94a3b8;
}
.proj-kpi-sep { opacity: .5; }

.proj-icon {
  font-size: 2.2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: .1rem;
}

.proj-head-text {
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

.proj-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

/* Badges */
.proj-badge {
  display: inline-block;
  padding: .18rem .6rem;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .03em;
  width: fit-content;
}

.badge-live { background: rgba(134, 239, 172, .2); color: #86efac; border: 1px solid rgba(134, 239, 172, .3); }
.badge-dev  { background: rgba(252, 211, 77,  .2); color: #fcd34d; border: 1px solid rgba(252, 211, 77,  .3); }
.badge-plan { background: rgba(156, 163, 175, .2); color: #9ca3af; border: 1px solid rgba(156, 163, 175, .3); }

/* Body */
.proj-card__body {
  padding: 1rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.proj-desc {
  font-size: .88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Tech-Tags */
.proj-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

.proj-tag {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: .15rem .55rem;
  border-radius: var(--radius-sm);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .01em;
}

/* Footer der Karte */
.proj-card__foot {
  padding: .75rem 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.proj-card__foot--muted {
  justify-content: flex-start;
}

.proj-open {
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
}

a.proj-card:hover .proj-open {
  text-decoration: underline;
}

.proj-status {
  font-size: .82rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ── 10. Leistungen (Details/Summary) ─────────────────────── */
.services-details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.services-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  cursor: pointer;
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-text-muted);
  list-style: none;
  user-select: none;
  transition: background var(--transition);
}

.services-summary::-webkit-details-marker { display: none; }
.services-summary::marker { display: none; }

.services-details[open] .services-summary,
.services-summary:hover {
  background: var(--color-surface-alt);
}

.summary-arrow {
  font-size: .9rem;
  transition: transform var(--transition);
}

.services-details[open] .summary-arrow {
  transform: rotate(180deg);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .5rem;
  padding: .25rem 1.25rem 1.25rem;
}

@media (min-width: 480px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 720px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: .55rem;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: .55rem .75rem;
  font-size: .88rem;
  transition: border-color var(--transition), background var(--transition);
}

.service-item:hover {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.service-icon { font-size: 1rem; flex-shrink: 0; line-height: 1.45; }

/* ── 11. Footer ───────────────────────────────────────────── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: .85rem 0;
  text-align: center;
}

#footer-copy { font-size: .78rem; color: var(--color-text-muted); }

/* Impressum-Link im Footer */
.footer-link {
  display: inline-block;
  margin-top: .35rem;
  font-size: .78rem;
  color: var(--color-text-muted);
  text-decoration: underline;
  opacity: .75;
}
.footer-link:hover { opacity: 1; }

/* ── 12. Print ────────────────────────────────────────────── */
@media print {
  .top-bar, .header-contact, .projects-section,
  .services-details { display: none !important; }

  body { font-size: 9pt; }

  .site-header {
    border-image: none;
    border-bottom: 1px solid #ccc;
  }
}

/* ── juunit Header Bar ─────────────────────────────────────── */
.juunit-header {
  background: linear-gradient(218deg, #0d1254 0%, #193761 100%);
}
.juunit-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
}
.juunit-logo-link {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.juunit-logo-img  { height: 30px; width: auto; }
.juunit-header-div { width: 1px; height: 20px; background: rgba(255,255,255,.25); flex-shrink: 0; }
.juunit-header-sub { font-size: .8rem; font-weight: 600; color: rgba(255,255,255,.6); letter-spacing: .05em; text-transform: uppercase; }