/* =========================================================
   Nova Studio — Stylesheet
   Modern agency website. Vanilla CSS, no build step.
   ========================================================= */

:root {
  --bg: #0a0a0f;
  --bg-soft: #11111a;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #ecedf2;
  --text-soft: #a3a6b3;
  --text-dim: #6f7280;
  --primary: #7c5cff;
  --primary-2: #5b8cff;
  --accent: #16e0c4;
  --grad: linear-gradient(120deg, #7c5cff 0%, #5b8cff 50%, #16e0c4 100%);
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1180px;
  --shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.55);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, .brand__name {
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 820px; }

.section { padding: 110px 0; position: relative; }
.section--alt { background: linear-gradient(180deg, transparent, var(--bg-soft) 20%, var(--bg-soft) 80%, transparent); }

.section__head { max-width: 640px; margin: 0 auto 60px; text-align: center; }
.section__head h2 { font-size: clamp(2rem, 4vw, 2.9rem); margin: 14px 0 16px; }
.section__head p { color: var(--text-soft); font-size: 1.08rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary-2);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
}

/* ---------- Background FX ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-glow {
  position: fixed; z-index: -1; border-radius: 50%;
  filter: blur(110px); opacity: 0.5; pointer-events: none;
}
.bg-glow--1 { width: 600px; height: 600px; top: -200px; left: -150px; background: radial-gradient(circle, #7c5cff, transparent 70%); }
.bg-glow--2 { width: 520px; height: 520px; top: 200px; right: -180px; background: radial-gradient(circle, #16e0c4, transparent 70%); opacity: 0.32; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 600; font-size: 0.96rem;
  padding: 13px 24px; border-radius: 100px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s, border-color 0.25s;
  white-space: nowrap;
}
.btn svg { transition: transform 0.25s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--sm { padding: 9px 18px; font-size: 0.9rem; }
.btn--lg { padding: 16px 30px; font-size: 1.02rem; }
.btn--block { width: 100%; }
.btn--primary {
  background: var(--grad); color: #0a0a0f; font-weight: 700;
  box-shadow: 0 10px 30px -8px rgba(124, 92, 255, 0.55);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -8px rgba(124, 92, 255, 0.7); }
.btn--ghost {
  background: var(--surface); color: var(--text); border-color: var(--border-strong);
}
.btn--ghost:hover { background: var(--surface-2); transform: translateY(-2px); border-color: var(--text-dim); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 10, 15, 0.72);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 1.18rem; }
.brand__mark { color: var(--primary); font-size: 1.1rem; }
.brand__name { color: var(--text); }
.brand__name span { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav__links { display: flex; gap: 30px; }
.nav__links a { color: var(--text-soft); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav__links a:hover { color: var(--text); }
.nav__cta { display: inline-flex; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s var(--ease); }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: none; flex-direction: column; gap: 6px; padding: 16px 24px 26px;
  background: rgba(10, 10, 15, 0.95); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav__mobile a { padding: 12px 4px; color: var(--text-soft); font-weight: 500; border-bottom: 1px solid var(--border); }
.nav__mobile a:last-child { border: none; margin-top: 10px; }
.nav__mobile.open { display: flex; }

/* ---------- Hero ---------- */
.hero { padding: 170px 0 90px; text-align: center; }
.hero__inner { display: flex; flex-direction: column; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 0.85rem; color: var(--text-soft);
  background: var(--surface); border: 1px solid var(--border);
  padding: 8px 16px; border-radius: 100px; margin-bottom: 28px;
}
.badge__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 rgba(22, 224, 196, 0.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(22,224,196,.5);} 70% { box-shadow: 0 0 0 10px rgba(22,224,196,0);} 100% { box-shadow: 0 0 0 0 rgba(22,224,196,0);} }

.hero__title { font-size: clamp(2.4rem, 6.2vw, 4.6rem); font-weight: 800; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero__sub { max-width: 620px; margin: 26px 0 36px; color: var(--text-soft); font-size: 1.15rem; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

.hero__stats { display: flex; gap: 48px; margin-top: 64px; flex-wrap: wrap; justify-content: center; }
.stat { display: flex; flex-direction: column; align-items: center; }
.stat strong { font-family: "Plus Jakarta Sans"; font-size: 2.4rem; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat span { color: var(--text-dim); font-size: 0.9rem; }

/* ---------- Trust ---------- */
.trust { padding: 36px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust__inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.trust__inner > span { color: var(--text-dim); font-size: 0.88rem; white-space: nowrap; }
.trust__logos { display: flex; gap: 36px; flex-wrap: wrap; }
.trust__logos span { color: var(--text-soft); font-weight: 600; font-size: 1.05rem; opacity: 0.7; transition: opacity 0.2s; font-family: "Plus Jakarta Sans"; }
.trust__logos span:hover { opacity: 1; }

/* ---------- Cards (Leistungen) ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px;
  transition: transform 0.3s var(--ease), border-color 0.3s, background 0.3s;
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(124,92,255,0.12), transparent 65%);
  opacity: 0; transition: opacity 0.3s;
}
.card:hover { transform: translateY(-5px); border-color: var(--border-strong); background: var(--surface-2); }
.card:hover::before { opacity: 1; }
.card__icon {
  width: 54px; height: 54px; display: grid; place-items: center;
  font-size: 1.5rem; border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,92,255,0.18), rgba(22,224,196,0.12));
  border: 1px solid var(--border); margin-bottom: 18px;
}
.card h3 { font-size: 1.25rem; margin-bottom: 8px; }
.card p { color: var(--text-soft); font-size: 0.97rem; position: relative; }

/* ---------- Portfolio ---------- */
.portfolio { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.work { display: block; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--surface); transition: transform 0.35s var(--ease), border-color 0.3s; }
.work:hover { transform: translateY(-5px); border-color: var(--border-strong); }
.work__img { height: 280px; position: relative; transition: transform 0.5s var(--ease); display: grid; place-items: center; }
.work__ph {
  font-family: "Plus Jakarta Sans", sans-serif; font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(0, 0, 0, 0.28); border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 7px 16px; border-radius: 100px; backdrop-filter: blur(2px);
}
.work:hover .work__img { transform: scale(1.04); }
.work__img--1 { background: linear-gradient(135deg, #2a1b4d, #7c5cff 60%, #a78bff); }
.work__img--2 { background: linear-gradient(135deg, #14322e, #16e0c4 70%, #6affe0); }
.work__img--3 { background: linear-gradient(135deg, #102040, #5b8cff 65%, #9ab9ff); }
.work__img--4 { background: linear-gradient(135deg, #3a1430, #ff6ec7 60%, #ffb3e6); }
.work__meta { display: flex; flex-direction: column; gap: 3px; padding: 20px 22px; }
.work__meta h3 { font-size: 1.2rem; }
.work__meta span { color: var(--text-dim); font-size: 0.9rem; }

/* ---------- Steps (Ablauf) ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; position: relative; }
.step__num { font-family: "Plus Jakarta Sans"; font-size: 2.2rem; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: block; margin-bottom: 12px; }
.step h3 { font-size: 1.18rem; margin-bottom: 8px; }
.step p { color: var(--text-soft); font-size: 0.95rem; }

/* ---------- Pricing ---------- */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.plan {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 34px 30px; position: relative;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.plan:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.plan--featured {
  background: linear-gradient(180deg, rgba(124,92,255,0.12), var(--surface));
  border-color: rgba(124,92,255,0.4);
  box-shadow: var(--shadow);
}
.plan__badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #0a0a0f; font-weight: 700; font-size: 0.78rem;
  padding: 5px 16px; border-radius: 100px;
}
.plan__name { font-size: 1.4rem; }
.plan__desc { color: var(--text-soft); font-size: 0.95rem; margin: 6px 0 18px; }
.plan__price { font-family: "Plus Jakarta Sans"; font-size: 2.6rem; font-weight: 800; margin-bottom: 22px; }
.plan__from { font-size: 0.95rem; font-weight: 500; color: var(--text-dim); vertical-align: middle; }
.plan__features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.plan__features li { position: relative; padding-left: 28px; color: var(--text-soft); font-size: 0.96rem; }
.plan__features li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--accent); font-weight: 700;
  width: 18px; height: 18px; display: grid; place-items: center;
}
.pricing__note { text-align: center; margin-top: 34px; color: var(--text-soft); }
.pricing__note a { color: var(--primary-2); font-weight: 600; }
.pricing__note a:hover { text-decoration: underline; }

/* ---------- Quotes ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; }
.quote--ph { border-style: dashed; opacity: 0.85; }
.quote--ph blockquote { color: var(--text-soft); font-style: italic; }
.quote__stars { color: #ffc24b; letter-spacing: 2px; margin-bottom: 14px; }
.quote blockquote { font-size: 1.05rem; line-height: 1.6; margin-bottom: 22px; color: var(--text); }
.quote figcaption { display: flex; flex-direction: column; }
.quote figcaption strong { font-family: "Plus Jakarta Sans"; }
.quote figcaption span { color: var(--text-dim); font-size: 0.88rem; }

/* ---------- FAQ ---------- */
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq__item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 4px 22px; transition: border-color 0.3s; }
.faq__item[open] { border-color: var(--border-strong); }
.faq__item summary { cursor: pointer; list-style: none; padding: 18px 0; font-family: "Plus Jakarta Sans"; font-weight: 600; font-size: 1.05rem; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-size: 1.5rem; color: var(--primary-2); transition: transform 0.3s; font-weight: 400; }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { color: var(--text-soft); padding: 0 0 20px; font-size: 0.98rem; }

/* ---------- CTA / Form ---------- */
.cta__box {
  background: linear-gradient(180deg, rgba(124,92,255,0.1), var(--surface));
  border: 1px solid var(--border-strong);
  border-radius: 24px; padding: 50px 46px; text-align: center;
  box-shadow: var(--shadow);
}
.cta__box h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 14px 0 14px; }
.cta__box > p { color: var(--text-soft); max-width: 520px; margin: 0 auto 36px; }
.form { text-align: left; max-width: 560px; margin: 0 auto; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field label { font-size: 0.9rem; font-weight: 500; color: var(--text-soft); }
.field input, .field select, .field textarea {
  background: rgba(0,0,0,0.25); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 13px 15px;
  color: var(--text); font-family: inherit; font-size: 0.97rem;
  transition: border-color 0.2s, box-shadow 0.2s; resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-dim); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124,92,255,0.18);
}
.field select { appearance: none; cursor: pointer; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }
.field input.invalid, .field textarea.invalid {
  border-color: #ff7a7a;
  box-shadow: 0 0 0 3px rgba(255, 122, 122, 0.16);
}
.form__hint { text-align: center; margin-top: 14px; font-size: 0.95rem; min-height: 22px; }
.form__hint.ok { color: var(--accent); }
.form__hint.err { color: #ff7a7a; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 60px 0 30px; margin-top: 40px; }
.footer__inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; margin-bottom: 44px; }
.footer__brand { max-width: 280px; }
.footer__brand p { color: var(--text-soft); margin-top: 14px; font-size: 0.95rem; }
.footer__cols { display: flex; gap: 60px; flex-wrap: wrap; }
.footer__cols h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); margin-bottom: 16px; }
.footer__cols a { display: block; color: var(--text-soft); font-size: 0.95rem; padding: 5px 0; transition: color 0.2s; }
.footer__cols a:hover { color: var(--text); }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 26px; border-top: 1px solid var(--border); color: var(--text-dim); font-size: 0.88rem; }
.footer__bottom a:hover { color: var(--text); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .cards, .pricing, .quotes, .steps { grid-template-columns: 1fr 1fr; }
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
}
@media (max-width: 680px) {
  .section { padding: 80px 0; }
  .cards, .pricing, .quotes, .steps, .portfolio, .form__row { grid-template-columns: 1fr; }
  .hero { padding: 140px 0 70px; }
  .hero__stats { gap: 32px; }
  .trust__inner { justify-content: center; text-align: center; }
  .cta__box { padding: 36px 22px; }
  .footer__inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}