/* ============================================================
   THE TRUE OAK — Design System
   Kopf · Körper · Glaube
   ============================================================ */

:root {
  /* Brand colors (abgeleitet aus dem Logo) */
  --oak-green:      #1f3d2b;
  --oak-green-700:  #2d5740;
  --oak-green-300:  #6f9079;
  --gold:           #b9893f;
  --gold-light:     #e6cf9c;
  --sand:           #efe3c6;
  --cream:          #faf6ec;
  --bark:           #5a3d22;
  --ink:            #2a2420;
  --muted:          #6f655a;
  --line:           #e3d9c2;
  --danger:         #a23b2d;
  --ok:             #3f7d4f;

  --radius:   14px;
  --radius-sm: 9px;
  --shadow:   0 14px 40px rgba(31, 61, 43, 0.12);
  --shadow-sm: 0 4px 14px rgba(31, 61, 43, 0.08);
  --maxw: 1080px;

  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

/* Immer helles Design erzwingen – verhindert "schwarz auf schwarz" im Dark-Mode/Vorschau */
:root { color-scheme: only light; }
html {
  scroll-behavior: smooth;
  background: var(--cream);
  color: var(--ink);
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.1;
  color: var(--oak-green);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.7rem); }
h3 { font-size: 1.3rem; }

p { margin: 0 0 1rem; }
a { color: var(--oak-green-700); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow    { max-width: 760px; margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 0.8rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.95rem 1.7rem;
  border-radius: 100px;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--oak-green);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--oak-green-700); box-shadow: var(--shadow); transform: translateY(-2px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, #cf9f4d 100%);
  color: #2a1d08;
  box-shadow: var(--shadow-sm);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost {
  background: transparent;
  color: var(--oak-green);
  border-color: var(--oak-green-300);
}
.btn-ghost:hover { background: rgba(31,61,43,.06); }
.btn-lg { padding: 1.1rem 2.1rem; font-size: 1.08rem; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 246, 236, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.brand img { width: 44px; height: 44px; border-radius: 50%; }
.brand b { font-family: var(--serif); font-size: 1.3rem; color: var(--oak-green); letter-spacing: .01em; }
.nav-links { display: flex; gap: 1.7rem; align-items: center; }
.nav-links a { text-decoration: none; color: var(--ink); font-weight: 500; font-size: 0.97rem; }
.nav-links a:hover { color: var(--oak-green); }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; background: none; border: none; cursor: pointer; padding: 0; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--oak-green); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 760px){
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0;
    background: var(--cream); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0;
    max-height: 0; overflow: hidden; opacity: 0;
    transition: max-height .25s ease, opacity .2s ease;
    box-shadow: var(--shadow);
  }
  .nav-links.open { max-height: 70vh; opacity: 1; overflow-y: auto; }
  .nav-links a { display: block; padding: 16px 24px; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav-links a.btn { margin: 16px 24px; justify-content: center; }
}

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.section-sand { background: var(--sand); }
.section-green { background: var(--oak-green); color: #f4efe0; }
.section-green, .section-green h2, .section-green h3 { color: #f4efe0; }

.lead { font-size: 1.22rem; color: var(--muted); }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(185,137,63,.18), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(31,61,43,.10), transparent 55%),
    var(--cream);
  padding: 72px 0 90px;
  overflow: hidden;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
}
@media (max-width: 900px){ .hero-grid { grid-template-columns: 1fr; text-align: center; } }
.hero h1 { margin: 0 0 1.1rem; }
.hero .lead { max-width: 36ch; }
@media (max-width: 900px){ .hero .lead { margin-left:auto; margin-right:auto; } }
.hero-cta { display: flex; gap: 0.9rem; margin-top: 1.8rem; flex-wrap: wrap; }
@media (max-width: 900px){ .hero-cta { justify-content: center; } }
.hero-emblem { display: flex; justify-content: center; }
.hero-emblem img {
  width: min(420px, 80%);
  filter: drop-shadow(0 22px 45px rgba(31,61,43,.28));
}
.trust { margin-top: 1.6rem; font-size: .9rem; color: var(--muted); display:flex; gap:1.2rem; flex-wrap:wrap; }
@media (max-width: 900px){ .trust { justify-content:center; } }
.trust b { color: var(--oak-green); }

/* ---------- Pillars ---------- */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 800px){ .pillars { grid-template-columns: 1fr; } }
.pillar {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
}
.pillar .ico { font-size: 2rem; line-height:1; }
.pillar h3 { margin: 14px 0 8px; }
.pillar p { color: var(--muted); margin: 0; }

/* ---------- Cards / Steps ---------- */
.cards { display:grid; gap: 20px; }
.card {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.steps { counter-reset: step; display:grid; gap: 16px; }
.step { display:flex; gap:18px; align-items:flex-start; }
.step .n {
  flex: 0 0 auto;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--oak-green); color: #fff;
  display:grid; place-items:center; font-weight:700; font-family:var(--serif); font-size:1.2rem;
}

/* ---------- Value ladder ---------- */
.ladder { display:grid; grid-template-columns: repeat(3,1fr); gap: 22px; align-items:stretch; }
@media (max-width: 840px){ .ladder { grid-template-columns:1fr; } }
.tier {
  position: relative;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  display:flex; flex-direction:column;
}
.tier.featured { border-color: var(--gold); box-shadow: var(--shadow); }
.tier .tag {
  position:absolute; top:-13px; left:26px;
  background: var(--gold); color:#2a1d08; font-size:.72rem; font-weight:700;
  text-transform:uppercase; letter-spacing:.12em; padding:5px 12px; border-radius:100px;
}
.tier .price { font-family:var(--serif); font-size:2rem; color:var(--oak-green); margin:.3rem 0; }
.tier ul { list-style:none; padding:0; margin: 1rem 0 1.6rem; }
.tier li { padding: 7px 0 7px 26px; position:relative; color:var(--ink); border-bottom:1px solid var(--line); }
.tier li:before { content:"✓"; position:absolute; left:0; color:var(--ok); font-weight:700; }
.tier .btn { margin-top:auto; }

/* ---------- FAQ ---------- */
.faq details {
  background: var(--cream); border:1px solid var(--line); border-radius: var(--radius-sm);
  padding: 4px 22px; margin-bottom: 12px;
}
.faq summary {
  cursor:pointer; font-weight:600; font-size:1.07rem; color:var(--oak-green);
  padding: 16px 0; list-style:none; display:flex; justify-content:space-between; align-items:center;
}
.faq summary::-webkit-details-marker { display:none; }
.faq summary:after { content:"+"; font-size:1.5rem; color:var(--gold); }
.faq details[open] summary:after { content:"–"; }
.faq details p { color:var(--muted); padding-bottom: 16px; margin:0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--oak-green); color: #d9e3da; padding: 64px 0 36px; }
.site-footer a { color: #eadfbf; }
.footer-grid { display:grid; grid-template-columns: 2fr 1fr 1fr; gap: 36px; }
@media (max-width: 760px){ .footer-grid { grid-template-columns:1fr; } }
.footer-grid h4 { color:#fff; font-family:var(--sans); text-transform:uppercase; letter-spacing:.12em; font-size:.78rem; margin:0 0 1rem; }
.footer-grid ul { list-style:none; padding:0; margin:0; line-height:2; }
.footer-grid a { text-decoration:none; opacity:.88; }
.footer-grid a:hover { opacity:1; text-decoration:underline; }
.crisis-note {
  background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-sm); padding: 16px 20px; margin-top: 28px; font-size:.92rem; color:#e9e2cf;
}
.crisis-note b { color:#fff; }
.copyright { margin-top: 34px; padding-top:22px; border-top:1px solid rgba(255,255,255,.14); font-size:.85rem; opacity:.7; }

/* ---------- Forms ---------- */
.field { margin-bottom: 22px; }
.field label { display:block; font-weight:600; margin-bottom:7px; color:var(--ink); }
.field .hint { font-size:.85rem; color:var(--muted); margin:-2px 0 8px; }
.field input[type=text], .field input[type=email], .field input[type=tel],
.field input[type=number], .field textarea, .field select {
  width:100%; padding: 13px 15px; border:1px solid var(--line); border-radius: var(--radius-sm);
  font-family:var(--sans); font-size:1rem; background:#fff; color:var(--ink);
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline:none; border-color: var(--oak-green-300); box-shadow: 0 0 0 3px rgba(111,144,121,.25);
}
.scale { display:flex; gap:8px; flex-wrap:wrap; }
.scale input { position:absolute; opacity:0; }
.scale label {
  flex:1; min-width:42px; text-align:center; padding:11px 0; border:1px solid var(--line);
  border-radius:var(--radius-sm); cursor:pointer; font-weight:600; background:#fff; transition:.15s;
}
.scale input:checked + label { background:var(--oak-green); color:#fff; border-color:var(--oak-green); }
.radio-row label, .check-row label { font-weight:500; display:flex; gap:10px; align-items:flex-start; margin-bottom:10px; cursor:pointer; }
.form-card { background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding: clamp(24px,4vw,44px); box-shadow:var(--shadow-sm); }
.required { color: var(--danger); }

/* ---------- Badge / pill ---------- */
.pill { display:inline-block; padding:4px 12px; border-radius:100px; font-size:.78rem; font-weight:600; }
.pill-green { background:rgba(63,125,79,.15); color:var(--ok); }
.pill-gold  { background:rgba(185,137,63,.18); color:var(--bark); }
.pill-grey  { background:#ece5d6; color:var(--muted); }
.pill-gold-solid { background: linear-gradient(135deg, var(--gold) 0%, #cf9f4d 100%); color:#2a1d08; }

.kurs-card { display:grid; grid-template-columns:1.3fr 1fr; gap:40px; align-items:center; background:var(--oak-green); color:#f3efe0; border:none; }
@media (max-width: 760px){ .kurs-card { grid-template-columns:1fr; text-align:center; gap:28px; } }

/* ---------- Utility ---------- */
.center { text-align:center; }
.mt-2 { margin-top: 1.4rem; } .mt-3 { margin-top: 2.2rem; }
.mb-1 { margin-bottom: .6rem; }
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:640px){ .grid-2 { grid-template-columns:1fr; } }
.hide { display:none !important; }
.divider { height:1px; background:var(--line); margin: 40px 0; border:0; }
.toast {
  position: fixed; left:50%; bottom: 26px; transform: translateX(-50%) translateY(20px);
  background: var(--oak-green); color:#fff; padding: 14px 22px; border-radius: 100px;
  box-shadow: var(--shadow); opacity:0; pointer-events:none; transition:.3s; z-index:100; font-weight:600;
}
.toast.show { opacity:1; transform: translateX(-50%) translateY(0); }