/* Multi-Step-Funnel — mobile-first, Auto-Advance, Progress, Mikrocommitments */

.funnel-wrap {
  max-width: 720px; margin: var(--sp-8) auto 0;
  background: var(--bg-card); border-radius: var(--r-xl);
  box-shadow: var(--sh-md); border: 1px solid var(--border);
  overflow: hidden;
}

.funnel-progress {
  height: 6px; background: var(--bg-section-alt); position: relative;
}
.funnel-progress__bar {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--sun));
  width: 0%; transition: width var(--t-base) var(--ease);
  border-radius: 0 var(--r-pill) var(--r-pill) 0;
}
.funnel-progress__label {
  font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted);
  padding: var(--sp-3) var(--sp-5) 0;
}

.funnel-step {
  display: none; padding: var(--sp-6) var(--sp-5) var(--sp-5);
  animation: fadeSlide var(--t-base) var(--ease);
}
.funnel-step.active { display: block; }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.funnel-step h3 {
  font-size: var(--fs-h3); margin-bottom: var(--sp-2);
}
.funnel-step__sub {
  color: var(--text-secondary); font-size: var(--fs-sm);
  margin: 0 0 var(--sp-5);
}

/* Choice grids — visual buttons (Dachtyp, Zeit) */
.funnel-choices {
  display: grid; gap: var(--sp-3);
  grid-template-columns: repeat(2, 1fr);
}
.funnel-choices--3 { grid-template-columns: repeat(3, 1fr); }
.funnel-choices--6 { grid-template-columns: repeat(3, 1fr); }
@media (min-width: 640px) {
  .funnel-choices--6 { grid-template-columns: repeat(6, 1fr); }
}

.funnel-choice {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--sp-2);
  min-height: 110px; padding: var(--sp-4) var(--sp-3);
  background: var(--bg); border: 2px solid var(--border);
  border-radius: var(--r-md);
  font-weight: 600; font-size: var(--fs-sm);
  cursor: pointer; text-align: center;
  transition: all var(--t-fast) var(--ease);
}
.funnel-choice__icon {
  font-size: 32px; line-height: 1;
}
.funnel-choice__label { font-weight: 700; }
.funnel-choice__sub { font-size: var(--fs-xs); color: var(--text-muted); font-weight: 400; }
.funnel-choice:hover { border-color: var(--accent); transform: translateY(-2px); }
.funnel-choice.selected,
.funnel-choice:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.funnel-choice input { display: none; }

/* Slider with live mini display */
.funnel-slider-wrap label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-weight: 700; margin-bottom: var(--sp-2);
}
.funnel-slider-wrap label strong { color: var(--accent); font-size: var(--fs-xl); }
.funnel-slider-wrap input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 8px; background: var(--border);
  border-radius: var(--r-pill); outline: 0;
}
.funnel-slider-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
  box-shadow: 0 4px 12px rgba(31,138,76,0.4);
  border: 4px solid var(--bg);
}
.funnel-slider-wrap input[type="range"]::-moz-range-thumb {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
  border: 4px solid var(--bg);
}
.funnel-mini-saving {
  margin-top: var(--sp-4); padding: var(--sp-4);
  background: var(--accent-soft); border-radius: var(--r-md);
  font-size: var(--fs-sm); color: var(--accent); font-weight: 700;
  text-align: center;
}
.funnel-mini-saving strong { font-size: var(--fs-h3); display: block; }

/* Multi-select (Interesse) */
.funnel-multi {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3);
}
.funnel-multi label {
  display: flex; align-items: center; gap: var(--sp-3);
  min-height: 64px; padding: 0 var(--sp-4);
  background: var(--bg); border: 2px solid var(--border);
  border-radius: var(--r-md); font-weight: 600; cursor: pointer;
  transition: all var(--t-fast) var(--ease);
}
.funnel-multi label:has(input:checked) {
  border-color: var(--accent); background: var(--accent-soft); color: var(--accent);
}
.funnel-multi input { width: 22px; height: 22px; accent-color: var(--accent); }
@media (max-width: 480px) { .funnel-multi { grid-template-columns: 1fr; } }

/* Contact form */
.funnel-form {
  display: grid; gap: var(--sp-4);
}
.funnel-form .row { display: grid; gap: var(--sp-4); }
@media (min-width: 480px) { .funnel-form .row.row-2 { grid-template-columns: 1fr 1fr; } }
.funnel-form label { font-weight: 700; font-size: var(--fs-sm); margin-bottom: var(--sp-1); display: block; }
.funnel-form input[type="text"],
.funnel-form input[type="email"],
.funnel-form input[type="tel"],
.funnel-form input[type="number"] {
  width: 100%; padding: 14px 16px;
  border: 1px solid var(--border-strong); border-radius: var(--r-md);
  font-size: var(--fs-base); min-height: 52px;
  transition: border-color var(--t-fast) var(--ease);
}
.funnel-form input:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.funnel-form .err { color: var(--warning); font-size: var(--fs-xs); margin-top: var(--sp-1); display: none; }
.funnel-form .err.show { display: block; }
.funnel-form .consent {
  display: flex; gap: var(--sp-3); align-items: flex-start;
  padding: var(--sp-3); background: var(--bg-section-alt); border-radius: var(--r-md);
  font-size: var(--fs-xs); color: var(--text-secondary); line-height: 1.4;
}
.funnel-form .consent input { width: 22px; height: 22px; accent-color: var(--accent); flex-shrink: 0; margin-top: 2px; }
/* Honeypot — hidden from humans */
.funnel-form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* Trust slide before submit */
.funnel-trust {
  text-align: center;
  padding: var(--sp-8) var(--sp-5);
  background: var(--accent-soft);
  border-radius: var(--r-md);
  margin-top: var(--sp-2);
}
.funnel-trust__icon { font-size: 48px; }
.funnel-trust h3 { color: var(--accent); }
.funnel-trust p { color: var(--text-primary); font-size: var(--fs-sm); margin: 0; }

/* Nav */
.funnel-nav {
  display: flex; gap: var(--sp-3); align-items: center;
  padding: var(--sp-4) var(--sp-5);
  border-top: 1px solid var(--border);
  background: var(--bg-section-alt);
}
.funnel-nav__back {
  background: none; color: var(--text-secondary);
  font-weight: 600; padding: 12px var(--sp-4);
  min-height: 48px; min-width: 88px;
  border-radius: var(--r-md);
}
.funnel-nav__back:hover { background: var(--bg); }
.funnel-nav__back[disabled] { opacity: 0.4; cursor: not-allowed; }
.funnel-nav__next {
  flex: 1;
  background: var(--accent); color: var(--text-inverse);
  font-weight: 800; padding: 14px var(--sp-6);
  min-height: 56px;
  border-radius: var(--r-md);
  font-size: var(--fs-base);
  transition: all var(--t-fast) var(--ease);
}
.funnel-nav__next:hover:not([disabled]) { background: var(--accent-hover); transform: translateY(-1px); }
.funnel-nav__next[disabled] { opacity: 0.4; cursor: not-allowed; }

/* Thank-you screen */
.funnel-thanks {
  display: none; padding: var(--sp-10) var(--sp-5); text-align: center;
}
.funnel-thanks.active { display: block; }
.funnel-thanks__icon {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--accent); color: var(--text-inverse);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 44px; margin-bottom: var(--sp-4);
  animation: pop var(--t-slow) var(--ease);
}
@keyframes pop {
  0% { transform: scale(0); }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); }
}
.funnel-thanks h3 { font-size: var(--fs-h2); }
.funnel-thanks__counter {
  display: inline-block; padding: var(--sp-3) var(--sp-5);
  background: var(--accent-soft); color: var(--accent);
  border-radius: var(--r-pill); font-weight: 700; font-size: var(--fs-base);
  margin: var(--sp-4) 0;
}
.funnel-thanks__counter strong { font-variant-numeric: tabular-nums; }
.funnel-thanks__small { font-size: var(--fs-sm); color: var(--text-muted); margin-top: var(--sp-6); }