/* Shift10 Landingpage — additional styles */

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-primary);
  color: var(--fg-primary);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
}

* { box-sizing: border-box; }

a { cursor: pointer; }
button { cursor: pointer; font-family: inherit; }

/* ── Section scaffolding ─────────────────────────────────── */
.section {
  position: relative;
  padding: 120px 40px;
}
.section--tight { padding: 80px 40px; }
.section--dark {
  background: var(--color-black);
  color: var(--color-white);
}
.section--ink {
  background: var(--color-neutral-950);
  color: var(--color-white);
}
.section--bone {
  background: var(--color-neutral-50);
}
.container {
  max-width: 1180px;
  margin: 0 auto;
  position: relative;
}
.container--narrow { max-width: 880px; }
.container--wide { max-width: 1280px; }

/* ── Eyebrow / labels ────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-neutral-500);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}
.section--dark .eyebrow,
.section--ink .eyebrow {
  color: var(--color-neutral-400);
}

/* ── Display headlines ──────────────────────────────────── */
.display {
  font-family: var(--font-display);
  font-weight: 450;
  font-size: clamp(44px, 6.4vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin: 0;
}
.display em {
  font-style: normal;
  font-weight: 700;
}
.display .accent { color: var(--color-accent); font-style: normal; }

.display--md {
  font-size: clamp(36px, 4.8vw, 64px);
  font-weight: 500;
}

.lead {
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.55;
  color: var(--color-neutral-600);
  font-weight: 400;
  max-width: 56ch;
}
.section--dark .lead,
.section--ink .lead { color: var(--color-neutral-400); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 150ms var(--ease-out);
  line-height: 1;
  white-space: nowrap;
}
.btn:visited { color: inherit; }
.btn--primary:visited { color: var(--color-white); }
.btn--accent:visited { color: var(--color-white); }
.btn--ghost:visited { color: currentColor; }

.btn--primary {
  background: var(--color-black);
  color: var(--color-white);
}
.btn--primary:hover {
  background: var(--color-accent);
}
.section--dark .btn--primary,
.section--ink .btn--primary {
  background: var(--color-white);
  color: var(--color-black);
}
.section--dark .btn--primary:hover,
.section--ink .btn--primary:hover {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn--ghost {
  background: transparent;
  color: currentColor;
  border-color: var(--color-neutral-200);
}
.btn--ghost:hover {
  border-color: currentColor;
}
.section--dark .btn--ghost,
.section--ink .btn--ghost {
  border-color: var(--color-neutral-800);
}
.section--dark .btn--ghost:hover,
.section--ink .btn--ghost:hover {
  border-color: var(--color-white);
}
.btn--accent {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn--accent:hover {
  background: var(--color-accent-hover);
}

.btn-arrow { display: inline-block; transition: transform 200ms var(--ease-out); }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ── Mono code-style mark ─────────────────────────────────── */
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0;
}

/* ── Pill / chip ────────────────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 8px;
  border: 1px solid var(--color-neutral-200);
  border-radius: 9999px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-neutral-700);
  background: var(--color-white);
}
.chip-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent);
}
.section--dark .chip,
.section--ink .chip {
  background: rgba(255,255,255,0.04);
  border-color: var(--color-neutral-800);
  color: var(--color-neutral-200);
}

/* ── Dot grid bg pattern (AI-feeling) ─────────────────────── */
.dotgrid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, currentColor 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.06;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.gridlines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, currentColor 1px, transparent 1px),
    linear-gradient(to bottom, currentColor 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.04;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 50%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 50%, transparent 90%);
}

/* ── Reveal animation ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ── Header ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: background 200ms var(--ease-out), border-color 200ms var(--ease-out);
}
.nav--dark {
  background: rgba(0,0,0,0.6);
  border-bottom-color: rgba(255,255,255,0.08);
  color: var(--color-white);
}
.nav-links {
  display: flex; align-items: center; gap: 32px;
}
.nav-link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 450;
  color: inherit;
  opacity: 0.7;
  text-decoration: none;
  transition: opacity 150ms;
}
.nav-link:hover { opacity: 1; }

.logo {
  display: inline-flex; align-items: center; text-decoration: none;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding: 160px 40px 100px;
  position: relative;
  overflow: hidden;
}
.hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  position: relative;
}

/* HUD-style decorative crosshairs (variant 3) */
.hud-mark {
  position: absolute;
  width: 16px; height: 16px;
  pointer-events: none;
  opacity: 0.6;
}
.hud-mark::before, .hud-mark::after {
  content: "";
  position: absolute;
  background: currentColor;
}
.hud-mark::before { left: 7px; top: 0; width: 2px; height: 16px; }
.hud-mark::after { left: 0; top: 7px; width: 16px; height: 2px; }

/* ── Cards / generic ─────────────────────────────────────── */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-200);
  padding: 32px;
  transition: border-color 200ms var(--ease-out), transform 200ms var(--ease-out);
}
.card:hover { border-color: var(--color-black); }
.section--dark .card,
.section--ink .card {
  background: var(--color-neutral-950);
  border-color: var(--color-neutral-800);
}
.section--dark .card:hover,
.section--ink .card:hover { border-color: var(--color-white); }

/* ── Numbered step (process) ─────────────────────────────── */
.step-number {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--color-neutral-400);
}

/* ── Grid utilities ──────────────────────────────────────── */
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.row--center { justify-content: center; }

/* Section borders / dividers */
.divider {
  height: 1px;
  background: var(--color-neutral-200);
  width: 100%;
}
.section--dark .divider,
.section--ink .divider { background: var(--color-neutral-800); }

/* Marquee logos */
.marquee {
  overflow: hidden;
  position: relative;
  --gap: 64px;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}
.marquee-track {
  display: flex;
  gap: var(--gap);
  width: max-content;
  animation: marquee 40s linear infinite;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - var(--gap) / 2)); }
}

/* AI cursor blink */
.cursor {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: var(--color-accent);
  margin-left: 0.06em;
  vertical-align: -0.12em;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Accordion */
.faq-item {
  border-top: 1px solid var(--color-neutral-200);
  padding: 28px 0;
  cursor: pointer;
}
.faq-item:last-child { border-bottom: 1px solid var(--color-neutral-200); }
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-question {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin: 0;
}
.faq-toggle {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-neutral-300);
  display: flex; align-items: center; justify-content: center;
  transition: all 200ms var(--ease-out);
  flex-shrink: 0;
  position: relative;
}
.faq-toggle::before, .faq-toggle::after {
  content: "";
  position: absolute;
  background: currentColor;
}
.faq-toggle::before { width: 10px; height: 1.5px; }
.faq-toggle::after { width: 1.5px; height: 10px; transition: transform 200ms; }
.faq-item.open .faq-toggle {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}
.faq-item.open .faq-toggle::after { transform: scaleY(0); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 350ms var(--ease-out), opacity 250ms var(--ease-out), padding-top 250ms var(--ease-out);
  opacity: 0;
  padding-top: 0;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  opacity: 1;
  padding-top: 16px;
}
.faq-answer p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-neutral-600);
  max-width: 64ch;
}

/* Form */
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neutral-500);
}
.input, .textarea {
  font-family: var(--font-body);
  font-size: 16px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-neutral-300);
  padding: 12px 0;
  color: inherit;
  outline: none;
  transition: border-color 200ms var(--ease-out);
  width: 100%;
}
.input:focus, .textarea:focus { border-color: var(--color-black); }
.section--dark .input, .section--dark .textarea,
.section--ink .input, .section--ink .textarea {
  border-bottom-color: var(--color-neutral-700);
}
.section--dark .input:focus, .section--dark .textarea:focus,
.section--ink .input:focus, .section--ink .textarea:focus {
  border-bottom-color: var(--color-white);
}
.textarea { resize: vertical; min-height: 120px; }

/* Pricing */
.price-card {
  position: relative;
  padding: 40px 36px;
  border: 1px solid var(--color-neutral-200);
  background: var(--color-white);
  display: flex; flex-direction: column;
  transition: all 250ms var(--ease-out);
}
.price-card--featured {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}
.price-card--featured .lead { color: var(--color-neutral-400); }

.price-tag {
  position: absolute;
  top: -1px; right: 24px;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 10px;
}

/* Step dots */
.step-bullet {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--color-black);
  display: inline-block;
}

/* Generic responsive */
@media (max-width: 900px) {
  .section { padding: 80px 24px; }
  .nav { padding: 14px 20px; }
  .hero { padding: 120px 24px 80px; }
}

/* ══════════════════════════════════════════════════════════════
   MOBILE — ≤ 768px
   ══════════════════════════════════════════════════════════════ */

/* ── Nav hamburger (hidden on desktop) ─────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none;
  border: 1px solid var(--color-neutral-200);
  border-radius: 6px;
  padding: 0;
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  width: 16px; height: 1.5px;
  background: currentColor;
  transition: transform 200ms var(--ease-out), opacity 150ms;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav dropdown */
.nav-mobile {
  position: fixed;
  top: 65px; left: 0; right: 0;
  z-index: 99;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-neutral-200);
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 12px 20px 24px;
}
.nav-mobile--dark {
  background: rgba(10,10,10,0.97);
  border-bottom-color: var(--color-neutral-800);
}
.nav-mobile-link {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 450;
  color: inherit;
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-neutral-100);
  display: block;
}
.nav-mobile--dark .nav-mobile-link {
  border-bottom-color: var(--color-neutral-900);
}

@media (max-width: 768px) {
  /* ── Nav ──────────────────────────────────────────────────── */
  .nav { padding: 12px 20px; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  /* ── Sections ─────────────────────────────────────────────── */
  .section { padding: 64px 20px; }
  .section--tight { padding: 48px 20px; }
  .hero { padding: 96px 20px 48px; overflow: hidden; max-height: 100dvh; }
  .hero .display { font-size: clamp(28px, 8vw, 40px) !important; }

  /* ── Typography ───────────────────────────────────────────── */
  .display { font-size: clamp(36px, 10vw, 56px); }
  .display--md { font-size: clamp(28px, 8vw, 44px); }
  .lead { font-size: 16px; }
  .faq-question { font-size: 16px; }

  /* ── Problem — 3 col → 1 col ──────────────────────────────── */
  #problem .container > div:last-child {
    grid-template-columns: 1fr !important;
  }

  /* ── Angebot — 12-col bento → 1 col ──────────────────────── */
  #angebot .container > div:last-child {
    grid-template-columns: 1fr !important;
    grid-auto-rows: auto !important;
  }
  #angebot .container > div:last-child > div {
    grid-column: 1 / -1 !important;
    grid-row: auto !important;
  }

  /* ── Process — 3 col → 1 col ──────────────────────────────── */
  #so-funktionierts .container > div:last-child {
    grid-template-columns: 1fr !important;
  }

  /* ── Mike — 2 col → 1 col, portrait above ────────────────── */
  #ueber-mike .container > div {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }
  #ueber-mike .container > div > div:first-child {
    aspect-ratio: 3/2 !important;
    max-height: 280px;
  }
  /* Mike stats — 3 col → 1 col */
  #ueber-mike .container > div > div:last-child > div:last-child {
    grid-template-columns: 1fr !important;
  }

  /* ── SocialProof testimonials — 3 col → 1 col ────────────── */
  #social-proof .container--wide > div:last-child {
    grid-template-columns: 1fr !important;
  }
  #social-proof .container--wide > div:last-child > figure {
    border-left: 1px solid var(--color-neutral-200) !important;
    border-top: none !important;
  }
  #social-proof .container--wide > div:last-child > figure + figure {
    border-top: 1px solid var(--color-neutral-200) !important;
  }

  /* ── Preise cards — 3 col → 1 col ───────────────────────── */
  #preise .container > div:nth-child(2) {
    grid-template-columns: 1fr !important;
  }
  #preise .container > div:nth-child(2) > div {
    border-left: none !important;
    border-top: 1px solid var(--color-neutral-200) !important;
  }
  #preise .container > div:nth-child(2) > div:first-child {
    border-top: none !important;
  }

  /* ── FAQ — 2 col → 1 col (hide sticky sidebar) ───────────── */
  #faq .container > div {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }
  #faq .container > div > div:first-child {
    position: static !important;
  }

  /* ── Kontakt — 2 col → 1 col ─────────────────────────────── */
  #kontakt .container > div:first-child {
    grid-template-columns: 1fr !important;
    gap: 48px !important;
  }

  /* ── Hero proof strip — 4 col → 2 col ────────────────────── */
  .hero-inner > div:last-child {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 24px 0 !important;
    row-gap: 24px !important;
  }

  /* ── Hero orbit — mobile layout ──────────────────────────── */
  .hero { max-height: 100dvh; overflow: hidden; }
  .hero .hero-inner {
    min-height: calc(100dvh - 96px - 48px) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
  }
  .orbit-content {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }

  /* ── Marquee — reduce font size ───────────────────────────── */
  .marquee-track span { font-size: 16px !important; }
}

@media (max-width: 480px) {
  .section { padding: 48px 16px; }
  .hero { padding: 88px 16px 48px; }
  .nav { padding: 12px 16px; }
  .nav-mobile { padding: 12px 16px 20px; }
  .display { font-size: clamp(32px, 9vw, 44px); }
}