/* erstgespraech.css — Buchungsstrecke */

/* HERO */
.bk-hero {
  padding: 80px 0 64px;
  background: var(--color-paper);
  border-bottom: 1px solid var(--border-subtle);
}
.bk-hero-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 64px;
  align-items: end;
}
.bk-h1 {
  font-family: var(--font-display);
  font-size: clamp(56px, 7.5vw, 104px);
  line-height: 1;
  letter-spacing: -0.028em;
  font-weight: 400;
  margin: 16px 0 32px;
}
.bk-h1 em { font-style: italic; color: var(--color-loden, #2F4A3A); }
.bk-hero-deck {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.8vw, 24px);
  line-height: 1.5;
  font-style: italic;
  color: var(--color-stone-2);
  font-weight: 400;
  letter-spacing: -0.005em;
  max-width: 560px;
  margin: 0;
}
.bk-hero-aside {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding: 4px 0;
}
.bk-aside-row {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.bk-aside-row:last-child { border-bottom: 0; }
.bk-aside-num {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: -0.022em;
  color: var(--color-ink);
  font-weight: 400;
}
.bk-aside-lbl {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--color-stone-3); text-transform: lowercase;
}

/* FORM SECTION */
.bk-form-sect { padding: 64px 0 96px; background: var(--color-bone); }
.bk-form-container {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

/* STEPNAV */
.bk-stepnav {
  grid-column: 1 / -1;
  display: flex; gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0;
}
.bk-step {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 24px 16px 0;
  margin-right: 16px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  opacity: 0.4;
  transition: opacity 200ms var(--ease);
}
.bk-step.is-active { opacity: 1; border-bottom-color: var(--color-ink); }
.bk-step.is-done { opacity: 0.7; }
.bk-step-num {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.06em;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-paper);
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-ink);
}
.bk-step.is-active .bk-step-num { background: var(--color-ink); color: var(--color-paper); border-color: var(--color-ink); }
.bk-step.is-done .bk-step-num { background: var(--color-loden, #2F4A3A); color: var(--color-paper); border-color: var(--color-loden, #2F4A3A); }
.bk-step-lbl {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
}

/* FORM CARD */
.bk-form-card {
  background: var(--color-paper);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 48px 56px;
}
.bk-step-content {}
.bk-form-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--color-stone-3); text-transform: lowercase;
  margin-bottom: 14px;
}
.bk-form-h2 {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.022em;
  font-weight: 400;
  margin: 0 0 16px;
}
.bk-form-h2 em { font-style: italic; color: var(--color-loden, #2F4A3A); }
.bk-form-lede {
  font-family: var(--font-body);
  font-size: 16px; line-height: 1.6;
  color: var(--color-stone-2);
  margin: 0 0 40px;
  max-width: 600px;
}

/* FIELD */
.bk-field { margin-bottom: 36px; }
.bk-field:last-of-type { margin-bottom: 24px; }
.bk-label {
  display: flex; align-items: baseline; gap: 10px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
  margin-bottom: 16px;
}
.bk-label-num {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.06em;
  color: var(--color-stone-3);
  text-transform: lowercase;
  flex-shrink: 0;
}

/* OPTIONS GRID */
.bk-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.bk-options-stack { grid-template-columns: 1fr; }
.bk-option {
  text-align: left;
  background: var(--color-bone);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 16px 20px;
  cursor: pointer;
  transition: all 200ms var(--ease);
  font-family: var(--font-body);
}
.bk-option:hover { border-color: var(--border-strong); }
.bk-option.is-active { background: var(--color-ink); border-color: var(--color-ink); color: var(--color-paper); }
.bk-option-t {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
  margin-bottom: 4px;
}
.bk-option.is-active .bk-option-t { color: var(--color-paper); }
.bk-option-d {
  font-family: var(--font-body);
  font-size: 13px; line-height: 1.45;
  color: var(--color-stone-2);
}
.bk-option.is-active .bk-option-d { color: rgba(245,242,236,0.7); }

/* OPTION LINE (radio-style) */
.bk-option-line {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 20px;
}
.bk-option-line .bk-option-radio {
  width: 16px; height: 16px; border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  flex-shrink: 0;
  transition: all 200ms var(--ease);
}
.bk-option-line.is-active .bk-option-radio {
  border-color: var(--color-paper);
  background: radial-gradient(circle, var(--color-paper) 35%, transparent 38%);
}
.bk-option-line {
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--color-ink);
}
.bk-option-line.is-active { color: var(--color-paper); }

/* TEXTAREA */
.bk-textarea {
  width: 100%;
  background: var(--color-bone);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 16px 18px;
  font-family: var(--font-body);
  font-size: 15px; line-height: 1.55;
  color: var(--color-ink);
  resize: vertical;
  min-height: 120px;
  transition: border-color 200ms var(--ease);
}
.bk-textarea:focus { outline: none; border-color: var(--color-ink); background: var(--color-paper); }
.bk-textarea::placeholder { color: var(--color-stone-3); font-style: italic; }
.bk-counter {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.06em;
  color: var(--color-stone-3); text-transform: lowercase;
  margin-top: 8px;
}

/* KANAL */
.bk-kanal {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
}
.bk-kanal-opt {
  text-align: left;
  background: var(--color-bone);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 18px 20px;
  cursor: pointer;
  transition: all 200ms var(--ease);
}
.bk-kanal-opt:hover { border-color: var(--border-strong); }
.bk-kanal-opt.is-active { background: var(--color-ink); border-color: var(--color-ink); }
.bk-kanal-t {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
  margin-bottom: 6px;
}
.bk-kanal-opt.is-active .bk-kanal-t { color: var(--color-paper); }
.bk-kanal-d {
  font-family: var(--font-body);
  font-size: 13px; line-height: 1.45;
  color: var(--color-stone-2);
}
.bk-kanal-opt.is-active .bk-kanal-d { color: rgba(245,242,236,0.7); }

/* SLOTS */
.bk-slots {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 24px;
  margin-top: 8px;
}
.bk-slot-day {}
.bk-slot-head {
  display: flex; align-items: baseline; justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 8px;
}
.bk-slot-date {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
}
.bk-slot-kw {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.06em;
  color: var(--color-stone-3); text-transform: lowercase;
}
.bk-slot-note { color: #9B4937; }
.bk-slot-times { display: flex; gap: 6px; flex-wrap: wrap; }
.bk-slot {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.04em;
  padding: 8px 14px;
  background: var(--color-bone);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  cursor: pointer;
  color: var(--color-ink);
  transition: all 150ms var(--ease);
}
.bk-slot:hover { border-color: var(--color-ink); }
.bk-slot.is-active { background: var(--color-ink); color: var(--color-paper); border-color: var(--color-ink); }
.bk-slots-foot {
  margin-top: 18px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-stone-2);
}
.bk-slots-foot a {
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 1px;
}

/* INPUTS */
.bk-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.bk-input-wrap { display: flex; flex-direction: column; gap: 6px; }
.bk-input-lbl {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.06em;
  color: var(--color-stone-3); text-transform: lowercase;
}
.bk-input {
  background: var(--color-bone);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-ink);
  transition: border-color 200ms var(--ease);
}
.bk-input:focus { outline: none; border-color: var(--color-ink); background: var(--color-paper); }
.bk-input::placeholder { color: var(--color-stone-3); }

/* ACTIONS */
.bk-actions {
  display: flex; align-items: center; justify-content: flex-end; gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}
.bk-actions-meta {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.05em;
  color: var(--color-stone-3); text-transform: lowercase;
  margin-right: auto;
}
.bk-back {
  background: transparent; border: 0; cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.05em;
  color: var(--color-stone-2);
  text-transform: lowercase;
  padding: 0;
  margin-right: auto;
}
.bk-back:hover { color: var(--color-ink); }
.btn[disabled] { opacity: 0.4; cursor: not-allowed; }

/* SIDENOTE */
.bk-form-sidenote {
  position: sticky;
  top: 100px;
  padding: 24px;
  background: var(--color-paper);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
}
.bk-side-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.08em;
  color: var(--color-stone-3); text-transform: lowercase;
  margin-bottom: 14px;
}
.bk-side-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 12px;
  counter-reset: side;
}
.bk-side-list li {
  font-family: var(--font-body);
  font-size: 13px; line-height: 1.5;
  color: var(--color-stone-1);
  padding-left: 22px;
  position: relative;
  counter-increment: side;
}
.bk-side-list li::before {
  content: counter(side);
  position: absolute;
  left: 0; top: 0;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.06em;
  color: var(--color-loden, #2F4A3A);
  font-weight: 500;
}
.bk-side-list strong {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.005em;
}

/* CONFIRM (Step 3) */
.bk-confirm {}
.bk-receipt {
  background: var(--color-bone);
  border: 1px solid var(--color-ink);
  border-radius: 4px;
  padding: 28px 32px;
  margin: 32px 0 40px;
}
.bk-receipt-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-strong);
  margin-bottom: 12px;
}
.bk-receipt-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--color-stone-3); text-transform: lowercase;
}
.bk-receipt-no {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--color-stone-3);
}
.bk-receipt-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.bk-receipt-row:last-child { border-bottom: 0; }
.bk-rrow-l {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--color-stone-3); text-transform: lowercase;
}
.bk-rrow-r {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: -0.005em;
  color: var(--color-ink);
}

/* PREP */
.bk-prep {
  margin: 32px 0;
  padding: 28px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.bk-prep-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.08em;
  color: var(--color-loden, #2F4A3A); text-transform: lowercase;
  margin-bottom: 8px;
}
.bk-prep-h3 {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: -0.012em;
  font-weight: 400;
  margin: 0 0 20px;
}
.bk-prep-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 14px;
}
.bk-prep-list li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
  font-family: var(--font-body);
  font-size: 15px; line-height: 1.55;
  color: var(--color-stone-1);
}
.bk-prep-list strong {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.005em;
}
.bk-prep-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-loden, #2F4A3A);
  letter-spacing: 0.06em;
  padding-top: 3px;
}
.bk-prep-foot {
  font-family: var(--font-body);
  font-size: 13px; line-height: 1.55;
  font-style: italic;
  color: var(--color-stone-2);
  margin: 18px 0 0;
}

.bk-confirm-actions {
  display: flex; gap: 24px;
  flex-wrap: wrap;
}
.bk-confirm-link {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.04em;
  color: var(--color-ink);
  text-decoration: none;
  text-transform: lowercase;
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 2px;
}

/* FAQ */
.bk-faq-sect { padding: 96px 0; }
.bk-faq-h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.6vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.018em;
  font-weight: 400;
  margin: 16px 0 40px;
}
.bk-faq {
  border-top: 1px solid var(--border-strong);
  padding: 24px 0;
}
.bk-faq:last-of-type { border-bottom: 1px solid var(--border-strong); }
.bk-faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: -0.012em;
  color: var(--color-ink);
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.bk-faq summary::-webkit-details-marker { display: none; }
.bk-faq summary::after {
  content: '+';
  font-family: var(--font-mono);
  font-weight: 300;
  font-size: 24px;
  color: var(--color-stone-3);
  transition: transform 200ms var(--ease);
}
.bk-faq[open] summary::after { content: '−'; color: var(--color-loden, #2F4A3A); }
.bk-faq p {
  font-family: var(--font-body);
  font-size: 16px; line-height: 1.6;
  color: var(--color-stone-1);
  margin: 16px 0 0;
  max-width: 680px;
}

/* RESPONSIVE */
@media (max-width: 1000px) {
  .bk-hero-grid { grid-template-columns: 1fr; gap: 32px; align-items: start; }
  .bk-form-container { grid-template-columns: 1fr; }
  .bk-form-sidenote { position: static; }
  .bk-form-card { padding: 32px 24px; }
  .bk-options { grid-template-columns: 1fr; }
  .bk-kanal { grid-template-columns: 1fr; }
  .bk-slots { grid-template-columns: 1fr; }
  .bk-grid-2 { grid-template-columns: 1fr; }
}