/*

CSS Grid wird verwendet, um das grobe Layout der Seite oder eines größeren Bereichs in Zeilen und Spalten zu strukturieren.
Flexbox wird innerhalb der Grid-Items eingesetzt, um die darin enthaltenen Elemente flexibel und präzise auszurichten.

*/

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Urbanist:wght@400;600;700&family=Space+Grotesk:wght@400;700&display=swap');

:root{
  --bg: #0b1020;
  --bg-soft: #121a31;
  --surface: rgba(255,255,255,0.06);
  --surface-strong: rgba(255,255,255,0.1);
  --text: #edf2ff;
  --muted: #a8b3cf;
  --line: rgba(255,255,255,0.12);
  --primary: #8b5cf6;
  --secondary: #22d3ee;
  --accent: #f59e0b;
  --shadow: 0 20px 60px rgba(0,0,0,.35);
}

body.light{
  --bg: #f5f7fb;
  --bg-soft: #ffffff;
  --surface: rgba(10,20,40,0.04);
  --surface-strong: rgba(10,20,40,0.08);
  --text: #101828;
  --muted: #5f6c85;
  --line: rgba(16,24,40,0.1);
  --primary: #6d28d9;
  --secondary: #0891b2;
  --accent: #d97706;
  --shadow: 0 20px 60px rgba(15,23,42,.08);
}

/* Body text font stack */
body, p, li, input, textarea {
  font-family: 'Inter', 'Roboto', 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen,
    Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
}

/* Headings and brand font stack */
h1, h2, h3, h4, h5, h6, .brand, .avatar {
  font-family: 'Poppins', 'Montserrat', 'Raleway', 'Helvetica Neue', Arial, sans-serif;
}

/* center text */
.center-text {
    text-align: center;
  }

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  transition:background .3s ease,color .3s ease;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.site-bg{
  position:fixed; inset:0; z-index:-1;
  background:
    radial-gradient(circle at 15% 20%, rgba(139,92,246,.18), transparent 30%),
    radial-gradient(circle at 85% 15%, rgba(34,211,238,.16), transparent 25%),
    radial-gradient(circle at 50% 85%, rgba(245,158,11,.12), transparent 25%),
    linear-gradient(180deg, var(--bg), var(--bg-soft));
}

/* Left sidebar main menu */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  align-items: start;
  gap: 1.4rem;
  padding: 1.2rem 1rem;
  background: rgba(8,12,24,.72);
  backdrop-filter: blur(18px);
  border-right: 1px solid var(--line);
  z-index: 30;
}
body.light .topbar{
  /*background: rgba(255,255,255,.82);*/
  background: rgb(243, 245, 244);
}

.brand{
  display:flex;
  align-items:center;
  gap:.85rem;
}
.brand-mark{
  width:2.8rem;
  height:2.8rem;
  border-radius:1rem;
  display:grid;
  place-items:center;
  font-weight:700;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:white;
  box-shadow:var(--shadow);
}
.brand strong{
  display:block;
  font-size:1rem;
}
.brand small{
  display:block;
  color:var(--muted);
  line-height:1.3;
}

.main-nav{
  display:grid;
  grid-template-columns: 1fr;
  gap:.45rem;
  align-content:start;
}
.main-nav a,
.theme-toggle{
  padding:.85rem .95rem;
  border-radius:1rem;
  color:var(--muted);
  border:1px solid transparent;
  transition:.25s ease;
  text-align:left;
  background:transparent;
  font:inherit;
}
.main-nav a:hover,
.main-nav a.active,
.theme-toggle:hover{
  color:var(--text);
  background:var(--surface);
  border-color:var(--line);
  transform:translateX(4px);
}
.theme-toggle{
  cursor:pointer;
}

.menu-toggle{
  display:none;
  background:var(--surface);
  color:var(--text);
  border:1px solid var(--line);
  padding:.7rem .9rem;
  border-radius:.8rem;
}

/* Main content shifted right with padding-left for spacing */
main,
.page-main{
  margin-left: 240px;
  padding-left: 2rem; /* space between sidebar and content */
  padding-right: 1rem;
  width: min(1200px, calc(100% - 240px - 2rem));
}

.footer{
  width:min(1200px, calc(100% - 240px - 2rem));
  margin-left: 240px;
  padding: 1.4rem 1rem 2.5rem;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:1rem;
  color:var(--muted);
  border-top:1px solid var(--line);
}

.hero,.page-hero,.section,.footer{
  opacity:0;
  transform:translateY(24px);
  animation:rise .8s ease forwards;
}
.hero{
  display: flex;
  justify-content: center; /* centers horizontally */
  align-items: center;     /* centers vertically */
  text-align: center;      /* centers text inside elements */
  /*min-height: 100vh;*/     /* makes the section take full viewport height */
  padding: 20px;           /* optional padding */
  box-sizing: border-box;  /* include padding in size */
  flex-direction: column;  /* stack children vertically */
}
.hero-copy h1,.page-hero h1,.section h2,h3{
  line-height:1.02;
}
.hero-copy h1{
  font-size:clamp(2.6rem, 7vw, 5.8rem);
  margin:.2rem 0 1rem;
  letter-spacing:-.04em;
}

/* Page hero */
.page-hero{
  padding:4rem 0 1rem;
}

.page-title{
  font-family: "Fraunces", serif;
  font-size: clamp(1.9rem, 3.2vw, 3rem);
  line-height: 1.05;
  margin: 0 0 12px;
}

.page-hero h1{
  font-size:clamp(2.2rem, 5vw, 4.2rem);
  margin:.2rem 0 .7rem;
}
.eyebrow{
  color:var(--secondary);
  text-transform:uppercase;
  letter-spacing:.16em;
  font-size:.8rem;
  font-weight:800;
}



/* used by kontakt */

.page-hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: clamp(18px, 4vw, 44px);
  align-items: start;
}
.aside-plate{
  border-radius: var(--radius-xl);
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
  box-shadow: var(--shadow2);
  overflow:hidden;
}
.aside-top{
  display:flex; align-items:center; justify-content: space-between;
  padding: 16px 16px 10px;
}
.aside-title{ font-weight: 1000; }
.aside-badges{ display:flex; gap: 8px; flex-wrap:wrap; justify-content:flex-end; }
.aside-lines{
  padding: 8px 16px 16px;
  display:grid;
  gap: 10px;
}
.aside-line{
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.12);
}
[data-theme="light"] .aside-line{ background: rgba(10,14,20,.04); }
.aside-line .dim{ color: var(--dim); font-weight: 800; }

/* Contact teaser */
/* .contact-teaser sorgt für vertikales Padding, also Abstand oben und unten. */
.contact-teaser{
  padding: var(--sp-7) 0;
}
/* 
  .teaser-grid ist ein flexibler Container, 
  der seine Inhalte horizontal anordnet, mit Abstand zwischen den Elementen, 
  abgerundeten Ecken, Rahmen und einem mehrschichtigen Hintergrund mit Farbverläufen. 
*/
.teaser-grid{
  display:flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--stroke);
  background:
    radial-gradient(900px 220px at 20% 20%, rgba(124,240,214,.10), transparent 60%),
    radial-gradient(900px 220px at 80% 20%, rgba(183,166,255,.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
}

/*
.teaser-actions ist ein flexibler Container für Aktionen (Buttons o.Ä.) mit Umbruch und Abstand.
*/
.teaser-actions{ display:flex; flex-wrap:wrap; gap: 10px; }


/* end of used by kontakt */

.lead{
  color:var(--muted);
  font-size:1.08rem;
  max-width:60ch;
}

.hero-actions,
.hero-facts {
  display: flex;
  justify-content: center; /* centers child elements horizontally */
  gap: 20px; /* optional spacing between buttons or spans */
  flex-wrap: wrap; /* allows wrapping on small screens */
}

.hero-actions {
  margin-top: 20px;
  margin-bottom: 20px;
}


.split-layout,.feature-lines,.quick-links,.contact-layout,.team-layout{
  display:flex;
  flex-wrap:wrap;
  gap:1rem;
}

/* Buttons */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:.95rem 1.2rem;
  border-radius:999px;
  font-weight:800;
  transition:.25s ease;
  border:1px solid var(--line);
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:white;
}
.btn-secondary{
  background:var(--surface);
}
.btn:hover{
  transform:translateY(-2px) scale(1.01);
}
.hero-facts span,.quick-links a,.price-row,.content-block,.list-item,.team-person,.contact-info,.contact-form,.map-wrap,.scene,.info-note{
  background:var(--surface);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}

.info-note{
  margin-top: 20px; /* adds 20 pixels of space above the element */
}
.hero-facts span{
  padding:.65rem .85rem;
  border-radius:999px;
  color:var(--muted);
}
.hero-visual{
  position:relative;
  min-height:430px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.orb{
  position:absolute;
  border-radius:50%;
  filter:blur(8px);
}
.orb-a{
  width:260px;height:260px;
  background:radial-gradient(circle, rgba(139,92,246,.7), transparent 70%);
  top:5%; left:8%;
  animation:float 7s ease-in-out infinite;
}
.orb-b{
  width:300px;height:300px;
  background:radial-gradient(circle, rgba(34,211,238,.55), transparent 70%);
  right:5%; bottom:2%;
  animation:float 9s ease-in-out infinite reverse;
}
.grid-panel{
  position:relative;
  width:min(100%, 460px);
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1rem;
  z-index:2;
}
.grid-panel div,.scene{
  min-height:140px;
  border-radius:1.4rem;
  display:flex;
  align-items:flex-end;
  justify-content:flex-start;
  padding:1rem;
  font-size:1.4rem;
  background:
    linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02)),
    radial-gradient(circle at top right, rgba(255,255,255,.12), transparent 45%);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.section{
  padding:2rem 0 4rem;
}
.section-head{
  margin-bottom:1.4rem;
  max-width:800px;
}
.section h2{
  margin:.2rem 0;
}
.content-block,.list-item,.team-person,.contact-info,.contact-form,.map-wrap,.info-note{
  border-radius:1.4rem;
  padding:1.3rem;
  flex:1 1 260px;
}
.feature-lines > div{
  padding:1rem 0;
  border-top:1px solid var(--line);
  flex:1 1 220px;
}
.quick-links a{
  padding:1rem 1.2rem;
  border-radius:1rem;
  min-width:140px;
  transition:.25s ease;
}
.quick-links a:hover,.scene:hover,.list-item:hover,.content-block:hover,.team-person:hover{
  transform:translateY(-4px);
}
.list-layout,.pricing-table,.faq-list,.classroom-grid{
  display:grid;
  gap:1rem;
}
.list-layout{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.pricing-table{max-width:800px}
.price-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1rem 1.2rem;
  border-radius:1rem;
}
.team-person{
  display:flex;
  align-items:flex-start;
  gap:1rem;
}
.avatar{
  width:4rem;height:4rem;border-radius:1rem;
  display:grid;place-items:center;
  font-weight:800;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:white;
  flex:0 0 auto;
}
.role{
  color:var(--secondary);
  font-weight:800;
}
.faq-list details{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:1rem;
  padding:1rem 1.1rem;
}
.faq-list summary{
  cursor:pointer;
  font-weight:800;
}
.classroom-grid{
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.scene{
  min-height:220px;
  position:relative;
  overflow:hidden;
}
.scene::before{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(135deg, transparent, rgba(255,255,255,.06)),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(255,255,255,.03) 18px 19px);
}
.scene span{
  position:relative;
  z-index:2;
}

/* Contact page */
.contact{ padding: 0 0 var(--sp-7); }
.contact-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
  align-items:start;
}
.contact-form{
  border-radius: var(--radius-xl);
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  padding: 18px;
}
form{ margin-top: 10px; }
.field-row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
.field-row--inline{ grid-template-columns: 1fr; }
.field{ display:flex; flex-direction:column; gap: 8px; }
label{ font-weight: 1000; color: var(--dim); font-size: 12px; }
input, select, textarea{
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.16);
  color: var(--text);
  padding: 12px 12px;
  outline: none;
  font: inherit;
}
[data-theme="light"] input,
[data-theme="light"] select,
[data-theme="light"] textarea{
  background: rgba(10,14,20,.03);
  border-color: rgba(10,14,20,.14);
}
input:focus, select:focus, textarea:focus{
  border-color: rgba(124,240,214,.55);
  box-shadow: 0 0 0 4px rgba(124,240,214,.12);
}
textarea{ resize: vertical; min-height: 120px; }

.check{
  display:flex; align-items:center; gap: 10px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-weight: 700;
}
[data-theme="light"] .check{ background: rgba(10,14,20,.03); border-color: rgba(10,14,20,.12); }
.check input{ width: 16px; height: 16px; }

.form-actions{
  display:flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}
.form-hint{ margin: 0; color: var(--dim); font-size: 13px; }
.form-error{
  margin: 0;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,207,122,.35);
  background: rgba(255,207,122,.10);
  color: var(--warn);
  font-weight: 800;
}

.contact-info{
  display:grid;
  gap: 14px;
}
.info-block{
  border-radius: var(--radius-xl);
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  padding: 18px;
}
.info-actions{ display:flex; flex-wrap:wrap; gap: 10px; margin-top: 14px; }

.map-wrap{
  border-radius: var(--radius-xl);
  border: 1px solid var(--stroke);
  overflow:hidden;
  background: rgba(0,0,0,.12);
  min-height: 320px;
  box-shadow: var(--shadow2);
}
.map-wrap iframe{
  width: 100%;
  height: 100%;
  min-height: 320px;
  border: 0;
  filter: saturate(1.05) contrast(1.05);
}

/* Footer */
.footer{
  width:min(1200px, calc(100% - 240px - 2rem));
  margin-left: 240px;
  padding: 1.4rem 1rem 2.5rem;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:1rem;
  color:var(--muted);
  border-top:1px solid var(--line);
}
.reveal.in-view{
  opacity:1;
  transform:none;
}
@keyframes rise{
  to{opacity:1;transform:none}
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-18px)}
}

/* Mobile */
@media (max-width: 980px){
  .topbar{
    position:sticky;
    top:0;
    left:auto;
    width:100%;
    height:auto;
    grid-template-columns: 1fr auto;
    grid-template-rows:auto;
    align-items:center;
    gap:1rem;
    border-right:none;
    border-bottom:1px solid var(--line);
    padding:1rem 1.2rem;
  }
  .menu-toggle{
    display:inline-flex;
    justify-self:end;
  }
  .main-nav{
    position:absolute;
    top:100%;
    left:1rem;
    right:1rem;
    display:none;
    grid-template-columns:1fr;
    background:var(--bg-soft);
    border:1px solid var(--line);
    padding:.8rem;
    border-radius:1rem;
    box-shadow:var(--shadow);
  }
  .main-nav.open{ display:grid; }
  main, .page-main,.footer{ margin-left:0; width:min(1200px, calc(100% - 2rem)); }
  .hero{ grid-template-columns:1fr; padding-top:2rem; }
  .contact-grid{ grid-template-columns: 1fr; }
  .hero-grid{ grid-template-columns: 1fr; }
  .mini-notes{ position: static; width: 100%; margin-top: 12px; grid-template-columns: repeat(3, minmax(0,1fr)); }
  .band-grid{ grid-template-columns: 1fr; }
  .split-grid{ grid-template-columns: 1fr; }
  .page-hero-grid{ grid-template-columns: 1fr; }
  .catalog-grid{ grid-template-columns: 1fr; }
  .team-grid{ grid-template-columns: 1fr; }
  .person{ grid-template-columns: 140px 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 640px){
  .grid-panel div{min-height:120px;}
  .price-row{flex-direction:column; align-items:flex-start; gap:.3rem; }
}