/* ============================================================
   Sturmjäger Akademie — Design Tokens
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root{
  /* colour */
  --navy-deep:   #0b1626;
  --navy:        #142743;
  --navy-mid:    #1c3557;
  --navy-card:   #203a5f;
  --cloud:       #5c7089;
  --cloud-light: #93a7c2;
  --lightning:   #ffb020;
  --lightning-bright: #ffd166;
  --storm-green: #34a373;
  --rain-blue:   #6ea3e0;
  --danger:      #e2544a;
  --white:       #f4f7fb;

  /* type */
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* layout */
  --maxw: 1120px;
  --radius: 14px;
  --radius-sm: 8px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background: var(--navy-deep);
  color: var(--white);
  font-family: var(--font-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color: var(--lightning-bright); }
h1,h2,h3,h4{
  font-family: var(--font-display);
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; color: var(--cloud-light); }
.container{ max-width: var(--maxw); margin:0 auto; padding:0 24px; }

:focus-visible{
  outline: 3px solid var(--lightning);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ---------------- Storm sky background (used behind hero + full pages) ---------------- */
.storm-sky{
  position:relative;
  background:
    radial-gradient(ellipse 90% 60% at 30% -10%, rgba(147,167,194,.18), transparent 60%),
    linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-mid) 100%);
  overflow:hidden;
}
.storm-sky .cloud{
  position:absolute; border-radius:50%;
  background: radial-gradient(circle at 35% 30%, rgba(147,167,194,.35), rgba(92,112,137,.12) 70%);
  filter: blur(2px);
  animation: drift 60s linear infinite;
}
@keyframes drift{
  from{ transform: translateX(-40px); }
  to{ transform: translateX(40px); }
}
.bolt{
  position:absolute;
  filter: drop-shadow(0 0 10px rgba(255,176,32,.55));
  animation: flicker 4.5s ease-in-out infinite;
}
@keyframes flicker{
  0%,88%,100%{ opacity:.15; }
  90%{ opacity:1; }
  92%{ opacity:.25; }
  94%{ opacity:.9; }
  96%{ opacity:.2; }
}
.rain{
  position:absolute; inset:0; pointer-events:none;
  background-image: repeating-linear-gradient(115deg, rgba(110,163,224,.10) 0 1px, transparent 1px 22px);
  animation: rainmove 1.2s linear infinite;
}
@keyframes rainmove{ from{ background-position:0 0; } to{ background-position: -30px 40px; } }

/* ---------------- Header ---------------- */
.site-header{
  position: sticky; top:0; z-index:50;
  background: rgba(11,22,38,.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(147,167,194,.15);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px; max-width: var(--maxw); margin:0 auto;
}
.logo{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display); font-weight:700; font-size:1.15rem;
  color: var(--white); text-decoration:none;
}
.logo svg{ width:26px; height:26px; }
.nav-links{ display:flex; gap:6px; list-style:none; margin:0; padding:0; }
.nav-links a{
  color: var(--cloud-light); text-decoration:none; font-weight:600; font-size:.94rem;
  padding:8px 14px; border-radius:999px; transition: background .15s, color .15s;
}
.nav-links a:hover, .nav-links a.active{ background: var(--navy-card); color: var(--white); }
.nav-toggle{ display:none; background:none; border:1px solid var(--cloud); color:var(--white); border-radius:8px; padding:8px 10px; }

@media (max-width: 760px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0; flex-direction:column;
    background: var(--navy); padding:10px; border-bottom:1px solid rgba(147,167,194,.15);
    display:none;
  }
  .nav-links.open{ display:flex; }
  .nav-toggle{ display:block; }
}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-display); font-weight:600; font-size:.95rem;
  padding:12px 22px; border-radius:999px; border:2px solid transparent;
  cursor:pointer; text-decoration:none; transition: transform .12s, box-shadow .12s;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--lightning); color: var(--navy-deep); box-shadow: 0 6px 20px rgba(255,176,32,.25); }
.btn-primary:hover{ box-shadow: 0 8px 26px rgba(255,176,32,.4); }
.btn-outline{ border-color: var(--cloud); color: var(--white); }
.btn-outline:hover{ border-color: var(--lightning-bright); color: var(--lightning-bright); }
.btn-green{ background: var(--storm-green); color: var(--navy-deep); }

/* ---------------- Hero ---------------- */
.hero{ padding:90px 0 70px; position:relative; }
.eyebrow{
  display:inline-block; font-family: var(--font-mono); font-size:.8rem; letter-spacing:.08em;
  text-transform:uppercase; color: var(--lightning-bright); background: rgba(255,176,32,.1);
  border:1px solid rgba(255,176,32,.35); padding:5px 12px; border-radius:999px; margin-bottom:18px;
}
.hero h1{ font-size: clamp(2.1rem, 5vw, 3.4rem); max-width:14ch; color:var(--white); }
.hero .lead{ font-size:1.15rem; max-width:52ch; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:28px; }

/* ---------------- Page header (subpages) ---------------- */
.page-head{ padding:56px 0 40px; }
.page-head h1{ font-size: clamp(1.8rem, 4vw, 2.6rem); }

/* ---------------- Mode toggle (Kinder / Erwachsene) ---------------- */
.mode-toggle{
  display:inline-flex; background: var(--navy-mid); border-radius:999px; padding:4px; gap:4px;
  border:1px solid rgba(147,167,194,.2);
}
.mode-toggle button{
  border:none; background:none; color: var(--cloud-light); font-family: var(--font-display);
  font-weight:600; padding:9px 18px; border-radius:999px; cursor:pointer; font-size:.9rem;
}
.mode-toggle button.active{ background: var(--lightning); color: var(--navy-deep); }

/* ---------------- Cards / grid ---------------- */
.grid{ display:grid; gap:20px; }
.grid-4{ grid-template-columns: repeat(4,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-2{ grid-template-columns: repeat(2,1fr); }
@media (max-width:900px){ .grid-4{grid-template-columns:repeat(2,1fr);} .grid-3{grid-template-columns:repeat(2,1fr);} }
@media (max-width:600px){ .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;} }

.card{
  background: var(--navy-card); border:1px solid rgba(147,167,194,.15);
  border-radius: var(--radius); padding:24px; text-decoration:none; color:inherit;
  display:block; transition: transform .15s, border-color .15s;
}
.card:hover{ transform: translateY(-3px); border-color: rgba(255,176,32,.4); }
.card .icon{ width:42px; height:42px; margin-bottom:14px; }
.card h3{ font-size:1.15rem; color:var(--white); }
.card p{ margin:0; font-size:.94rem; }

section{ padding:50px 0; }
.section-label{
  font-family: var(--font-mono); font-size:.8rem; text-transform:uppercase; letter-spacing:.08em;
  color: var(--lightning-bright); margin-bottom:8px;
}

/* ---------------- Accordion (Lernen) ---------------- */
.accordion-item{
  background: var(--navy-card); border:1px solid rgba(147,167,194,.15);
  border-radius: var(--radius); margin-bottom:14px; overflow:hidden;
}
.accordion-item summary{
  cursor:pointer; list-style:none; padding:18px 22px; display:flex; align-items:center;
  justify-content:space-between; font-family: var(--font-display); font-weight:600; font-size:1.05rem;
  color: var(--white);
}
.accordion-item summary::-webkit-details-marker{ display:none; }
.accordion-item summary::after{
  content:'⚡'; color: var(--lightning); font-size:1.1rem; transition: transform .2s;
}
.accordion-item[open] summary::after{ transform: rotate(90deg); }
.accordion-body{ padding:0 22px 20px; color: var(--cloud-light); }
.accordion-body .kids-only, .accordion-body .adults-only{ display:none; }
body.mode-kids .accordion-body .kids-only{ display:block; }
body.mode-adults .accordion-body .adults-only{ display:block; }
.tag{
  display:inline-block; font-family:var(--font-mono); font-size:.72rem; padding:3px 9px;
  border-radius:6px; margin-right:6px; margin-bottom:10px;
}
.tag-kids{ background: rgba(52,163,115,.18); color:#7fe0b4; }
.tag-adults{ background: rgba(110,163,224,.18); color:#a9c9f5; }

/* ---------------- Weather station page ---------------- */
.station-panel{
  background: var(--navy-card); border:1px solid rgba(147,167,194,.15); border-radius: var(--radius);
  padding:26px;
}
.search-row{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:22px; }
.search-row input, .search-row select{
  font-family: var(--font-body); font-size:1rem; padding:11px 14px; border-radius: var(--radius-sm);
  border:1px solid var(--cloud); background: var(--navy); color: var(--white); flex:1; min-width:180px;
}
.readout-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:14px; }
.readout{
  background: var(--navy); border-radius: var(--radius-sm); padding:16px; text-align:center;
  border:1px solid rgba(147,167,194,.12);
}
.readout .value{ font-family: var(--font-mono); font-size:1.8rem; color: var(--lightning-bright); }
.readout .label{ font-size:.78rem; text-transform:uppercase; letter-spacing:.06em; color: var(--cloud-light); }
.status-msg{ font-family: var(--font-mono); font-size:.88rem; color: var(--cloud-light); }
.status-msg.error{ color: var(--danger); }

/* ---------------- Warnings ---------------- */
.warn-item{
  border-left:5px solid var(--cloud); background: var(--navy-card); border-radius: var(--radius-sm);
  padding:16px 18px; margin-bottom:12px;
}
.warn-item.level-1{ border-color:#f5d76e; }
.warn-item.level-2{ border-color:var(--lightning); }
.warn-item.level-3{ border-color:#f0743a; }
.warn-item.level-4{ border-color:var(--danger); }
.warn-item h4{ margin:0 0 4px; font-size:1rem; color:var(--white); }
.warn-item p{ margin:0; font-size:.9rem; }

/* ---------------- Quiz ---------------- */
.quiz-shell{ max-width:680px; margin:0 auto; }
.quiz-progress{ display:flex; gap:6px; margin-bottom:26px; }
.quiz-progress .bolt-seg{ flex:1; height:8px; border-radius:4px; background: var(--navy-mid); overflow:hidden; }
.quiz-progress .bolt-seg.done{ background: var(--lightning); }
.quiz-card{
  background: var(--navy-card); border:1px solid rgba(147,167,194,.15); border-radius: var(--radius);
  padding:30px;
}
.quiz-cat{ font-family:var(--font-mono); font-size:.78rem; text-transform:uppercase; color: var(--lightning-bright); margin-bottom:10px; }
.quiz-q{ font-size:1.25rem; margin-bottom:22px; color:var(--white); }
.quiz-options{ display:grid; gap:10px; }
.quiz-option{
  text-align:left; padding:14px 16px; border-radius: var(--radius-sm); border:1.5px solid var(--cloud);
  background: var(--navy); color: var(--white); cursor:pointer; font-family: var(--font-body); font-size:1rem;
  transition: border-color .12s, background .12s;
}
.quiz-option:hover{ border-color: var(--lightning-bright); }
.quiz-option.correct{ border-color: var(--storm-green); background: rgba(52,163,115,.15); }
.quiz-option.wrong{ border-color: var(--danger); background: rgba(226,84,74,.15); }
.quiz-option[disabled]{ cursor:default; }
.quiz-feedback{ margin-top:16px; font-size:.95rem; color: var(--cloud-light); min-height:1.4em; }
.quiz-footer{ display:flex; justify-content:space-between; align-items:center; margin-top:24px; }
.quiz-score{ font-family:var(--font-mono); color: var(--lightning-bright); }
.result-badge{ text-align:center; }
.result-badge svg{ margin:0 auto 16px; width:90px; height:90px; }

/* ---------------- Footer ---------------- */
footer{ border-top:1px solid rgba(147,167,194,.15); padding:40px 0; margin-top:40px; }
footer .container{ display:flex; flex-wrap:wrap; gap:20px; justify-content:space-between; align-items:center; }
footer p{ font-size:.85rem; margin:0; }
.source-links{ display:flex; gap:14px; flex-wrap:wrap; font-size:.85rem; }