/* Strelfe Space — Kernstil mit oklch-Farbraum und asymmetrischen Layouts */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Fraunces:opsz,wght@9..144,500;9..144,700&display=swap');

:root {
  --sf-ink: oklch(0.22 0.03 260);
  --sf-ink-soft: oklch(0.42 0.02 260);
  --sf-paper: oklch(0.98 0.008 95);
  --sf-paper-warm: oklch(0.96 0.015 85);
  --sf-teal: oklch(0.52 0.11 195);
  --sf-teal-deep: oklch(0.38 0.09 195);
  --sf-amber: oklch(0.78 0.14 75);
  --sf-amber-glow: oklch(0.88 0.10 80);
  --sf-border: oklch(0.88 0.01 260);
  --sf-radius-sm: 6px;
  --sf-radius-md: 14px;
  --sf-radius-lg: 28px;
  --sf-shadow: 0 18px 48px oklch(0.25 0.04 260 / 0.10);
  --sf-font-body: 'DM Sans', system-ui, sans-serif;
  --sf-font-display: 'Fraunces', Georgia, serif;
  --sf-max: 1180px;
  --sf-nav-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 17px;
}

body {
  font-family: var(--sf-font-body);
  color: var(--sf-ink);
  background: var(--sf-paper);
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

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

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

/* —— Skip link —— */
.sf-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  background: var(--sf-teal-deep);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--sf-radius-sm) var(--sf-radius-sm);
}
.sf-skip:focus { left: 1rem; }

/* —— Header —— */
.sf-header {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--sf-nav-h);
  background: oklch(0.99 0.005 95 / 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sf-border);
}

.sf-header__inner {
  max-width: var(--sf-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.sf-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--sf-ink);
}

.sf-logo__mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--sf-teal) 0%, var(--sf-teal-deep) 100%);
  border-radius: 10px 10px 10px 2px;
  display: grid;
  place-items: center;
}

.sf-logo__mark svg { width: 22px; height: 22px; }

.sf-logo__text {
  font-family: var(--sf-font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.sf-logo__text span {
  display: block;
  font-family: var(--sf-font-body);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--sf-ink-soft);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sf-nav { display: flex; align-items: center; gap: 0.25rem; }

.sf-nav__link {
  padding: 0.45rem 0.85rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--sf-ink-soft);
  text-decoration: none;
  border-radius: var(--sf-radius-sm);
  transition: background 0.2s, color 0.2s;
}

.sf-nav__link:hover,
.sf-nav__link[aria-current="page"] {
  background: var(--sf-paper-warm);
  color: var(--sf-teal-deep);
}

.sf-nav__cta {
  margin-left: 0.5rem;
  padding: 0.55rem 1.15rem;
  background: var(--sf-teal-deep);
  color: #fff !important;
  border-radius: var(--sf-radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}

.sf-nav__cta:hover {
  background: var(--sf-teal);
  color: #fff !important;
  transform: translateY(-1px);
}

.sf-burger {
  display: none;
  background: none;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-sm);
  padding: 0.5rem;
  cursor: pointer;
}

/* —— Hero —— */
.sf-hero {
  position: relative;
  overflow: hidden;
  padding: 4.5rem 1.5rem 5rem;
  background:
    radial-gradient(ellipse 80% 60% at 90% 10%, oklch(0.78 0.14 75 / 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 5% 80%, oklch(0.52 0.11 195 / 0.12) 0%, transparent 55%),
    var(--sf-paper-warm);
}

.sf-hero__grid {
  max-width: var(--sf-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.sf-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background: var(--sf-amber-glow);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sf-teal-deep);
  margin-bottom: 1.25rem;
}

.sf-hero h1 {
  font-family: var(--sf-font-display);
  font-size: clamp(2.1rem, 4.5vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.sf-hero h1 em {
  font-style: normal;
  color: var(--sf-teal-deep);
}

.sf-hero__lead {
  font-size: 1.08rem;
  color: var(--sf-ink-soft);
  max-width: 52ch;
  margin-bottom: 2rem;
}

.sf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.sf-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.85rem 1.5rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--sf-radius-sm);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
}

.sf-btn--primary {
  background: var(--sf-teal-deep);
  color: #fff;
  box-shadow: 0 4px 16px oklch(0.38 0.09 195 / 0.35);
}

.sf-btn--primary:hover { transform: translateY(-2px); color: #fff; }

.sf-btn--ghost {
  background: transparent;
  color: var(--sf-teal-deep);
  border: 1.5px solid var(--sf-border);
}

.sf-btn--ghost:hover { border-color: var(--sf-teal); background: #fff; }

.sf-hero__visual {
  position: relative;
  border-radius: var(--sf-radius-lg);
  overflow: hidden;
  box-shadow: var(--sf-shadow);
  clip-path: polygon(0 0, 100% 0, 100% 92%, 92% 100%, 0 100%);
}

.sf-hero__visual img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }

.sf-hero__stat {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: oklch(0.99 0.005 95 / 0.94);
  backdrop-filter: blur(8px);
  padding: 1rem 1.25rem;
  border-radius: var(--sf-radius-md);
  border: 1px solid var(--sf-border);
}

.sf-hero__stat strong {
  display: block;
  font-family: var(--sf-font-display);
  font-size: 1.6rem;
  color: var(--sf-teal-deep);
}

.sf-hero__stat span { font-size: 0.78rem; color: var(--sf-ink-soft); }

/* —— Sections —— */
.sf-section {
  padding: 4.5rem 1.5rem;
}

.sf-section--alt { background: #fff; }

.sf-section__inner {
  max-width: var(--sf-max);
  margin: 0 auto;
}

.sf-section__header {
  max-width: 640px;
  margin-bottom: 2.75rem;
}

.sf-section__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-teal);
  margin-bottom: 0.65rem;
}

.sf-section h2 {
  font-family: var(--sf-font-display);
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

.sf-section__desc { color: var(--sf-ink-soft); }

/* —— Cards grid —— */
.sf-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.sf-card {
  background: #fff;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-md);
  padding: 1.75rem;
  transition: box-shadow 0.25s, transform 0.2s;
}

.sf-card:hover {
  box-shadow: var(--sf-shadow);
  transform: translateY(-3px);
}

.sf-card__icon {
  width: 48px;
  height: 48px;
  background: var(--sf-paper-warm);
  border-radius: 12px 12px 12px 4px;
  display: grid;
  place-items: center;
  margin-bottom: 1.15rem;
  color: var(--sf-teal-deep);
}

.sf-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.55rem;
}

.sf-card p { font-size: 0.92rem; color: var(--sf-ink-soft); }

/* —— Content pages —— */
.sf-page-hero {
  padding: 3.5rem 1.5rem 2.5rem;
  background: linear-gradient(180deg, var(--sf-paper-warm) 0%, var(--sf-paper) 100%);
  border-bottom: 1px solid var(--sf-border);
}

.sf-page-hero__inner {
  max-width: var(--sf-max);
  margin: 0 auto;
}

.sf-page-hero h1 {
  font-family: var(--sf-font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.sf-breadcrumb {
  font-size: 0.82rem;
  color: var(--sf-ink-soft);
  margin-bottom: 1rem;
}

.sf-breadcrumb a { color: var(--sf-ink-soft); text-decoration: none; }
.sf-breadcrumb a:hover { color: var(--sf-teal-deep); }

.sf-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.sf-content h2 {
  font-family: var(--sf-font-display);
  font-size: 1.45rem;
  margin: 2.25rem 0 0.85rem;
  color: var(--sf-teal-deep);
}

.sf-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.75rem 0 0.65rem;
}

.sf-content p { margin-bottom: 1.15rem; }

.sf-content ul, .sf-content ol {
  margin: 0 0 1.15rem 1.35rem;
}

.sf-content li { margin-bottom: 0.45rem; }

.sf-content img.sf-inline-img {
  border-radius: var(--sf-radius-md);
  margin: 2rem 0;
  box-shadow: var(--sf-shadow);
}

.sf-content .sf-infographic {
  margin: 2.5rem 0;
  padding: 1.5rem;
  background: var(--sf-paper-warm);
  border-radius: var(--sf-radius-md);
  border: 1px solid var(--sf-border);
}

/* —— Pricing —— */
.sf-pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
  max-width: var(--sf-max);
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.sf-price-card {
  background: #fff;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-md);
  padding: 2rem;
  position: relative;
}

.sf-price-card--featured {
  border-color: var(--sf-teal);
  box-shadow: 0 0 0 1px var(--sf-teal), var(--sf-shadow);
}

.sf-price-card__tag {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--sf-amber);
  color: var(--sf-ink);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.sf-price-card h3 {
  font-family: var(--sf-font-display);
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
}

.sf-price-card__amount {
  font-family: var(--sf-font-display);
  font-size: 2.5rem;
  color: var(--sf-teal-deep);
  margin: 1rem 0;
}

.sf-price-card__amount small {
  font-size: 0.95rem;
  font-family: var(--sf-font-body);
  color: var(--sf-ink-soft);
}

.sf-price-card ul {
  list-style: none;
  margin: 1.5rem 0 2rem;
}

.sf-price-card li {
  padding: 0.45rem 0;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--sf-border);
  padding-left: 1.5rem;
  position: relative;
}

.sf-price-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sf-teal);
  font-weight: 700;
}

/* —— Contact form —— */
.sf-form-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.sf-form {
  background: #fff;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-md);
  padding: 2rem;
}

.sf-field { margin-bottom: 1.25rem; }

.sf-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.sf-field input,
.sf-field select,
.sf-field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--sf-border);
  border-radius: var(--sf-radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.sf-field input:focus,
.sf-field select:focus,
.sf-field textarea:focus {
  outline: none;
  border-color: var(--sf-teal);
}

.sf-field textarea { min-height: 140px; resize: vertical; }

.sf-field--check {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.sf-field--check input { width: auto; margin-top: 0.25rem; }

.sf-field--check label { font-weight: 400; font-size: 0.88rem; }

.sf-form__note {
  font-size: 0.82rem;
  color: var(--sf-ink-soft);
  margin-top: 1rem;
}

.sf-form__success {
  display: none;
  padding: 1.25rem;
  background: oklch(0.92 0.06 145);
  border-radius: var(--sf-radius-sm);
  color: oklch(0.35 0.08 145);
  margin-top: 1rem;
}

.sf-form__success.is-visible { display: block; }

.sf-form__error {
  color: oklch(0.50 0.15 25);
  font-size: 0.82rem;
  margin-top: 0.3rem;
  display: none;
}

.sf-form__error.is-visible { display: block; }

/* —— Footer —— */
.sf-footer {
  background: var(--sf-ink);
  color: oklch(0.85 0.01 260);
  padding: 3.5rem 1.5rem 2rem;
}

.sf-footer__grid {
  max-width: var(--sf-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.sf-footer h4 {
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
}

.sf-footer a {
  color: oklch(0.75 0.02 260);
  text-decoration: none;
  font-size: 0.88rem;
  display: block;
  padding: 0.25rem 0;
}

.sf-footer a:hover { color: var(--sf-amber); }

.sf-footer__brand p {
  font-size: 0.88rem;
  line-height: 1.65;
  margin-top: 0.75rem;
}

.sf-footer__bottom {
  max-width: var(--sf-max);
  margin: 0 auto;
  padding-top: 1.75rem;
  border-top: 1px solid oklch(0.35 0.02 260);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.78rem;
}

/* —— Cookie banner —— */
.sf-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #fff;
  border-top: 1px solid var(--sf-border);
  box-shadow: 0 -8px 32px oklch(0.25 0.04 260 / 0.12);
  padding: 1.25rem 1.5rem;
  transform: translateY(110%);
  transition: transform 0.35s ease;
}

.sf-consent.is-visible { transform: translateY(0); }

.sf-consent__inner {
  max-width: var(--sf-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.sf-consent__text {
  flex: 1;
  min-width: 260px;
  font-size: 0.88rem;
  color: var(--sf-ink-soft);
}

.sf-consent__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.sf-consent__btn {
  padding: 0.6rem 1.15rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--sf-radius-sm);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.sf-consent__btn--accept {
  background: var(--sf-teal-deep);
  color: #fff;
}

.sf-consent__btn--reject {
  background: transparent;
  border: 1.5px solid var(--sf-border);
  color: var(--sf-ink);
}

.sf-consent__btn--settings {
  background: var(--sf-paper-warm);
  color: var(--sf-ink);
}

.sf-consent-panel {
  display: none;
  width: 100%;
  padding-top: 1rem;
  border-top: 1px solid var(--sf-border);
  margin-top: 0.5rem;
}

.sf-consent-panel.is-open { display: block; }

.sf-consent-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
  font-size: 0.88rem;
}

/* —— Legal pages —— */
.sf-legal-meta {
  font-size: 0.85rem;
  color: var(--sf-ink-soft);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--sf-border);
}

/* —— Responsive —— */
@media (max-width: 900px) {
  .sf-hero__grid { grid-template-columns: 1fr; }
  .sf-hero__visual { order: -1; }
  .sf-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .sf-burger { display: block; }

  .sf-nav {
    position: fixed;
    top: var(--sf-nav-h);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--sf-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }

  .sf-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .sf-nav__link { width: 100%; padding: 0.75rem; }
  .sf-nav__cta { margin: 0.5rem 0 0; width: 100%; text-align: center; }
  .sf-footer__grid { grid-template-columns: 1fr; }
}