/* soltavo — Brand CI + Base Styles */
:root {
  --steel-dark: #1E2A36;
  --steel: #2C3E50;
  --steel-mid: #4A6274;
  --kupfer: #C67532;
  --kupfer-hell: #E08B3E;
  --sand-hell: #F4F1EC;
  --sand: #E8E2D8;
  --warm-gray: #B8AFA3;
  --success: #2D8F5E;
  --error: #D4483B;
  --warning: #D4963B;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--steel-dark);
  background: var(--sand-hell);
  -webkit-font-smoothing: antialiased;
}

.sv-container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ========== FLASH MESSAGES ========== */
.sv-flash-container {
  position: fixed; top: 1rem; right: 1rem; z-index: 9999;
  display: flex; flex-direction: column; gap: .5rem;
  max-width: 420px;
}
.sv-flash {
  padding: .8rem 1.2rem; border-radius: 6px;
  font-size: .9rem; font-weight: 500;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,.15);
  animation: sv-flash-in .3s ease;
}
.sv-flash-success { background: var(--success); color: #fff; }
.sv-flash-error { background: var(--error); color: #fff; }
.sv-flash-warning { background: var(--warning); color: #fff; }
.sv-flash-info { background: var(--steel); color: var(--sand-hell); }
.sv-flash-close {
  background: none; border: none; color: inherit; font-size: 1.2rem;
  cursor: pointer; opacity: .7; padding: 0; line-height: 1;
}
.sv-flash-close:hover { opacity: 1; }
@keyframes sv-flash-in { from { opacity: 0; transform: translateX(1rem); } to { opacity: 1; transform: none; } }

/* ========== NAV ========== */
.sv-nav {
  background: var(--steel-dark);
  color: var(--sand-hell);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sv-nav-inner { display: flex; align-items: center; justify-content: space-between; }
.sv-logo {
  display: flex; align-items: center; gap: .6rem;
  text-decoration: none; color: inherit;
  font-weight: 700; font-size: 1.25rem;
  letter-spacing: .04em;
}
.sv-logo span { font-family: 'Inter', sans-serif; }
.sv-nav-actions { display: flex; align-items: center; gap: .75rem; }

/* ========== LANGUAGE SWITCHER ========== */
/* Desktop: inline DE | EN | FR */
.sv-lang-desktop {
  display: flex; gap: 2px; margin-right: .75rem;
  border: 1px solid rgba(255,255,255,.15); border-radius: 4px;
  overflow: hidden;
}
.sv-lang-link {
  display: block; padding: .3rem .55rem;
  font-size: .75rem; font-weight: 600; letter-spacing: .03em;
  color: var(--warm-gray); text-decoration: none;
  transition: background .15s, color .15s;
}
.sv-lang-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sv-lang-active { background: rgba(255,255,255,.12); color: #fff; }

/* Mobile: Flaggen-Dropdown */
.sv-lang-mobile {
  display: none; position: relative; margin-right: .5rem;
}
.sv-lang-btn {
  background: none; border: 1px solid rgba(255,255,255,.15); border-radius: 4px;
  padding: .25rem .45rem; cursor: pointer; font-size: 1.1rem; line-height: 1;
}
.sv-lang-dropdown {
  display: none; position: absolute; top: 100%; right: 0; margin-top: .35rem;
  background: var(--steel-dark); border: 1px solid rgba(255,255,255,.15);
  border-radius: 6px; overflow: hidden; min-width: 130px; z-index: 100;
  box-shadow: 0 4px 12px rgba(0,0,0,.3);
}
.sv-lang-mobile.open .sv-lang-dropdown { display: block; }
.sv-lang-drop-item {
  display: flex; align-items: center; gap: .5rem; padding: .55rem .85rem;
  color: var(--sand); text-decoration: none; font-size: .85rem; font-weight: 500;
  transition: background .12s;
}
.sv-lang-drop-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.sv-lang-flag { font-size: 1.15rem; line-height: 1; }

/* ========== BUTTONS ========== */
.sv-btn {
  display: inline-block;
  padding: .6rem 1.2rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  text-decoration: none;
  transition: background .15s, color .15s, border-color .15s, transform .1s;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
}
.sv-btn-lg { padding: .85rem 1.75rem; font-size: 1rem; }

.sv-btn-primary {
  background: var(--steel-dark);
  color: var(--kupfer);
  border-color: var(--steel-dark);
}
.sv-btn-primary:hover {
  background: var(--steel);
  border-color: var(--steel);
  color: var(--kupfer-hell);
  transform: translateY(-1px);
}

.sv-btn-cta {
  background: var(--kupfer);
  color: #fff;
  border-color: var(--kupfer);
}
.sv-btn-cta:hover {
  background: var(--kupfer-hell);
  border-color: var(--kupfer-hell);
  transform: translateY(-1px);
}

.sv-btn-ghost {
  background: transparent;
  color: var(--steel);
  border-color: var(--sand);
}
.sv-btn-ghost:hover {
  background: var(--sand-hell);
  border-color: var(--steel-mid);
  color: var(--steel-dark);
}

.sv-btn-ghost-light {
  background: transparent;
  color: var(--sand);
  border-color: rgba(255,255,255,.2);
}
.sv-btn-ghost-light:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.35);
  color: #fff;
}

.sv-nav .sv-btn-ghost {
  color: var(--sand);
  border-color: rgba(255,255,255,.2);
}
.sv-nav .sv-btn-ghost:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.35);
  color: #fff;
}

.sv-nav .sv-btn-primary {
  background: var(--kupfer);
  color: #fff;
  border-color: var(--kupfer);
}
.sv-nav .sv-btn-primary:hover {
  background: var(--kupfer-hell);
  border-color: var(--kupfer-hell);
}

/* ========== HERO ========== */
.sv-hero {
  background: linear-gradient(180deg, var(--steel-dark) 0%, var(--steel) 100%);
  color: var(--sand-hell);
  padding: 6rem 0 7rem;
  text-align: center;
  position: relative;
}
.sv-hero-inner { max-width: 800px; margin: 0 auto; padding: 0 1.5rem; }
.sv-hero-symbol { margin-bottom: 2rem; filter: brightness(1.15); }
.sv-hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 0 0 1rem;
  line-height: 1.05;
}
.sv-hero-sub {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--warm-gray);
  margin: 0 0 2.5rem;
  font-weight: 400;
}
.sv-hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 1.5rem; }

/* ========== SECTIONS ========== */
.sv-section { padding: 5rem 0; }
.sv-section h2 {
  font-size: 2.2rem; font-weight: 700; letter-spacing: -.01em;
  margin: 0 0 3rem; text-align: center;
  color: var(--steel-dark);
}
.sv-section-light { background: #fff; }
.sv-section-dark { background: var(--steel-dark); color: var(--sand-hell); }
.sv-section-dark h2 { color: var(--sand-hell); }

/* Legal-Seiten */
.sv-legal h1 {
  font-size: 2.4rem; font-weight: 800; letter-spacing: -.02em;
  margin: 0 0 1.5rem; color: var(--steel-dark);
}
.sv-legal h2 {
  font-size: 1.3rem; text-align: left;
  margin: 2.5rem 0 .75rem; color: var(--steel-dark);
}
.sv-legal p, .sv-legal ul { color: var(--steel-mid); margin: 0 0 1rem; }
.sv-legal ul { padding-left: 1.5rem; }
.sv-legal ul li { margin-bottom: .4rem; }
.sv-legal a { color: var(--kupfer); text-decoration: none; }
.sv-legal a:hover { color: var(--kupfer-hell); text-decoration: underline; }

/* Legal-Hinweis fuer nicht-deutsche Versionen */
.sv-legal-notice {
  background: var(--sand-hell); border: 1px solid var(--sand);
  border-radius: 6px; padding: 1rem 1.25rem; margin-bottom: 2rem;
  font-size: .9rem; color: var(--steel-mid);
}

/* ========== FEATURES (3 cols) ========== */
.sv-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
.sv-feature { text-align: center; padding: 1rem; }
.sv-feature-icon {
  width: 56px; height: 56px; margin: 0 auto 1.25rem;
  background: var(--kupfer); color: #fff;
  border-radius: 50%;
  font-weight: 700; font-size: 1.5rem;
  display: flex; align-items: center; justify-content: center;
}
.sv-feature h3 { font-size: 1.2rem; margin: 0 0 .75rem; color: var(--steel-dark); }
.sv-feature p { color: var(--steel-mid); margin: 0; }

/* ========== USPs (2x2 cards) ========== */
.sv-usps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.sv-usp {
  background: #fff;
  border: 1px solid var(--sand);
  border-radius: 6px;
  padding: 1.75rem;
  border-left: 4px solid var(--kupfer);
}
.sv-usp h3 { margin: 0 0 .75rem; color: var(--steel-dark); font-size: 1.1rem; }
.sv-usp p { margin: 0; color: var(--steel-mid); }

/* ========== FORMS ========== */
.sv-form { max-width: 520px; margin: 0 auto; }
.sv-form-group { margin-bottom: 1.25rem; }
.sv-form-group label {
  display: block; margin-bottom: .35rem;
  font-weight: 600; font-size: .9rem; color: var(--steel-dark);
}
.sv-form-group .sv-hint {
  display: block; margin-top: .25rem;
  font-size: .8rem; color: var(--steel-mid);
}
.sv-input, .sv-select, .sv-textarea {
  width: 100%; padding: .65rem .85rem;
  border: 1px solid var(--sand); border-radius: 4px;
  font-family: inherit; font-size: .95rem;
  color: var(--steel-dark); background: #fff;
  transition: border-color .15s;
}
.sv-input:focus, .sv-select:focus, .sv-textarea:focus {
  border-color: var(--kupfer); outline: none;
  box-shadow: 0 0 0 3px rgba(198,117,50,.12);
}
.sv-textarea { resize: vertical; min-height: 100px; }
.sv-input-error { border-color: var(--error); }

.sv-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.sv-form-actions { margin-top: 1.5rem; }

.sv-form-link {
  display: block; text-align: center; margin-top: 1rem;
  font-size: .9rem; color: var(--steel-mid);
}
.sv-form-link a { color: var(--kupfer); text-decoration: none; }
.sv-form-link a:hover { text-decoration: underline; }

/* ========== CARDS ========== */
.sv-card {
  background: #fff; border: 1px solid var(--sand);
  border-radius: 6px; padding: 1.5rem;
}
.sv-card-header {
  font-weight: 700; font-size: 1.05rem;
  margin: 0 0 1rem; color: var(--steel-dark);
  padding-bottom: .75rem; border-bottom: 1px solid var(--sand);
}

/* ========== STATS ========== */
.sv-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 1rem; }
.sv-stat { text-align: center; padding: 1rem; }
.sv-stat-value { font-size: 1.8rem; font-weight: 700; color: var(--kupfer); }
.sv-stat-label { font-size: .8rem; color: var(--steel-mid); margin-top: .25rem; }

/* ========== BADGES ========== */
.sv-badge {
  display: inline-block; padding: .2rem .6rem;
  border-radius: 3px; font-size: .75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .03em;
}
.sv-badge-success { background: rgba(45,143,94,.12); color: var(--success); }
.sv-badge-warning { background: rgba(212,150,59,.12); color: var(--warning); }
.sv-badge-error { background: rgba(212,72,59,.12); color: var(--error); }
.sv-badge-info { background: rgba(74,98,116,.12); color: var(--steel-mid); }

/* ========== FOOTER ========== */
.sv-footer {
  background: var(--steel);
  color: var(--warm-gray);
  padding: 3.5rem 0 2rem;
  font-size: .9rem;
}
.sv-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.sv-logo-footer { color: var(--sand-hell); margin-bottom: .5rem; }
.sv-footer-claim { margin: 0; font-style: italic; opacity: .7; }
.sv-footer h4 { color: var(--sand-hell); font-size: .95rem; margin: 0 0 .75rem; }
.sv-footer ul { list-style: none; padding: 0; margin: 0; }
.sv-footer ul li { margin-bottom: .4rem; }
.sv-footer a { color: var(--warm-gray); text-decoration: none; }
.sv-footer a:hover { color: var(--kupfer-hell); }
.sv-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  text-align: center;
  opacity: .6;
}

/* ========== NAV · Links-Container + Hamburger ========== */
.sv-nav-links {
  display: flex; align-items: center; gap: .5rem;
}
.sv-nav-hamburger {
  display: none;
  width: 40px; height: 40px;
  padding: 0; margin: 0;
  background: transparent; border: 1px solid rgba(255,255,255,.2); border-radius: 4px;
  cursor: pointer;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.sv-nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--sand);
  transition: transform .2s, opacity .2s;
}
.sv-nav.nav-open .sv-nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sv-nav.nav-open .sv-nav-hamburger span:nth-child(2) { opacity: 0; }
.sv-nav.nav-open .sv-nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== RESPONSIVE ========== */
@media (max-width: 800px) {
  .sv-features, .sv-usps { grid-template-columns: 1fr; }
  .sv-footer-grid { grid-template-columns: 1fr 1fr; }
  .sv-hero { padding: 4rem 0 5rem; }
  .sv-section { padding: 3.5rem 0; }
  .sv-form-row { grid-template-columns: 1fr; }
  /* Sprachwechsler: Desktop inline ausblenden, Mobile Dropdown anzeigen */
  .sv-lang-desktop { display: none !important; }
  .sv-lang-mobile { display: block !important; }

  /* Hamburger sichtbar, Links-Container wird zu Slide-Down-Panel */
  .sv-nav-hamburger { display: flex; }
  .sv-nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--steel-dark);
    border-top: 1px solid rgba(255,255,255,.08);
    padding: .5rem 1rem 1rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height .25s ease-out, opacity .2s, padding .25s;
    z-index: 30;
  }
  .sv-nav.nav-open .sv-nav-links {
    max-height: 500px;
    opacity: 1;
    padding: .5rem 1rem 1rem;
    box-shadow: 0 8px 20px rgba(0,0,0,.35);
  }
  .sv-nav-links .sv-btn {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
    margin-top: .4rem;
    padding: .75rem 1rem;
    border-radius: 6px;
  }
  /* Nav als relative Basis für absolut positionierte Links */
  .sv-nav { position: relative; }
}
@media (max-width: 500px) {
  .sv-footer-grid { grid-template-columns: 1fr; }
  .sv-hero-cta { flex-direction: column; align-items: stretch; }
  .sv-nav-actions { gap: .35rem; }
}