/* SASB Case Study Flow — "Werkstatt-Klarheit" */

/* === Light Mode (Default) === */
:root {
  color-scheme: light;
  --bg: #f4f5f9;
  --surface: #ffffff;
  --surface-2: #eceef3;
  --line: #d3d8e3;
  --text: #181c28;
  --muted: #5c6478;
  --blue: #3068e0;
  --blue-soft: #4a7af0;
  --signal: #d99a10;
  --signal-soft: #b8840e;
  --ok: #1c9968;
  --warn: #d44e4e;
  --header-bg: rgba(244, 245, 249, 0.92);
  --terminal-bg: #eceef3;
  --terminal-text: #2c3652;
  --signal-text: #6e5000;
  --callout-text: #1e3d6e;
  --max: 680px;
  --r: 14px;
}

/* === Dark Mode === */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0c1021;
  --surface: #151b2e;
  --surface-2: #1a2240;
  --line: #253354;
  --text: #e8edf5;
  --muted: #8a96b0;
  --blue: #3b7dff;
  --blue-soft: #6b9fff;
  --signal: #f0b429;
  --signal-soft: #ffd97a;
  --ok: #34d399;
  --warn: #f87171;
  --header-bg: rgba(12, 16, 33, 0.92);
  --terminal-bg: linear-gradient(175deg, #0e142a, #0a0e1c);
  --terminal-text: #c0d0f0;
  --signal-text: #ffe8a8;
  --callout-text: #bdd4ff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --bg: #0c1021;
    --surface: #151b2e;
    --surface-2: #1a2240;
    --line: #253354;
    --text: #e8edf5;
    --muted: #8a96b0;
    --blue: #3b7dff;
    --blue-soft: #6b9fff;
    --signal: #f0b429;
    --signal-soft: #ffd97a;
    --ok: #34d399;
    --warn: #f87171;
    --header-bg: rgba(12, 16, 33, 0.92);
    --terminal-bg: linear-gradient(175deg, #0e142a, #0a0e1c);
    --terminal-text: #c0d0f0;
    --signal-text: #ffe8a8;
    --callout-text: #bdd4ff;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: Inter, system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }

/* Layout */
.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}

main {
  flex: 1;
  padding: 2rem 0 1rem;
}

/* === HEADER === */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  min-width: 60px;
}

.brand-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 12px rgba(240, 180, 41, 0.5);
}

.links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 60px;
}

/* === STEP INDICATOR === */
.steps {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.step-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  border: 2px solid var(--line);
  color: var(--muted);
  background: transparent;
  transition: 0.2s ease;
}

a.step-dot:hover {
  border-color: var(--blue-soft);
  color: var(--text);
  box-shadow: 0 0 0 3px rgba(59, 125, 255, 0.12);
}

a.step-dot.done:hover {
  border-color: var(--blue-soft);
  background: var(--blue-soft);
  color: #fff;
}

a.step-dot:focus-visible {
  outline: 2px solid rgba(59, 125, 255, 0.55);
  outline-offset: 2px;
}

.step-dot.done {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.step-dot.active {
  border-color: var(--signal);
  background: var(--signal);
  color: #1a1500;
  box-shadow: 0 0 14px rgba(240, 180, 41, 0.4);
}

.step-line {
  width: 12px;
  height: 2px;
  background: var(--line);
}

.step-line.done {
  background: var(--blue);
}

/* === PAGE HEADLINE === */
.page-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-soft);
  margin-bottom: 0.5rem;
}

h1 {
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  font-weight: 700;
}

.lead {
  color: var(--muted);
  font-size: 1.02rem;
  margin: 0 0 1.5rem;
  max-width: 56ch;
}

h2 {
  font-size: 1.15rem;
  line-height: 1.2;
  margin: 0 0 0.6rem;
  font-weight: 700;
}

/* === CARDS === */
.card-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 1rem;
}

.card h3 {
  font-size: 1rem;
  margin: 0 0 0.4rem;
  line-height: 1.25;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.card-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 0.82rem;
  margin-bottom: 0.6rem;
  font-weight: 700;
  font-family: "JetBrains Mono", monospace;
}

.card-icon.red {
  background: rgba(248, 113, 113, 0.15);
  color: var(--warn);
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.card-icon.blue {
  background: rgba(59, 125, 255, 0.12);
  color: var(--blue-soft);
  border: 1px solid rgba(59, 125, 255, 0.3);
}

.card-icon.green {
  background: rgba(52, 211, 153, 0.12);
  color: var(--ok);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

/* === TERMINAL === */
.terminal {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--terminal-bg);
  padding: 0.8rem 1rem;
  margin: 1rem 0;
}

.terminal-head {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.7rem;
}

.terminal-head i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
}

.terminal-head span {
  margin-left: 0.3rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  color: var(--muted);
}

.terminal pre {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--terminal-text);
  white-space: pre-wrap;
  line-height: 1.55;
}

/* === DEMO BLOCKS (Eingabe / Antwort) === */
.demo-context {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 1rem 0 0.5rem;
}

.demo-block {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--terminal-bg);
  padding: 0.8rem 1rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--terminal-text);
  line-height: 1.55;
}

.demo-block + .demo-block {
  margin-top: 0.75rem;
}

.demo-block-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.demo-block-head .terminal-label {
  margin-bottom: 0;
}

.demo-block-head-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.demo-block p {
  margin: 0 0 0.6rem;
}

.demo-block p:last-child {
  margin-bottom: 0;
}

/* === TERMINAL BODY (structured content) === */
.terminal-body {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--terminal-text);
  line-height: 1.55;
}

.terminal-body p {
  margin: 0 0 0.6rem;
}

.terminal-body p:last-child {
  margin-bottom: 0;
}

.terminal-input {
  color: var(--text);
  font-weight: 700;
  padding-bottom: 0.6rem;
  margin-bottom: 0.7rem;
  border-bottom: 1px solid var(--line);
}

.terminal-prompt {
  color: var(--signal);
  margin-right: 0.3rem;
}

.terminal-label {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
  margin-bottom: 0.25rem;
  color: var(--muted);
}

.terminal-label.action {
  color: var(--ok);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.terminal-score {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ok);
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.3);
  border-radius: 6px;
  padding: 0.15rem 0.45rem;
  text-transform: none;
  letter-spacing: 0;
}

.terminal-cause {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--signal-soft);
  background: rgba(240, 180, 41, 0.07);
  border: 1px solid rgba(240, 180, 41, 0.35);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  line-height: 1.45;
  margin: 0.3rem 0 0;
}

.terminal-source-link {
  font-size: 0.68rem;
  color: var(--blue-soft);
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 500;
  white-space: nowrap;
}

.terminal-source-link:hover {
  text-decoration: underline;
}

.terminal-details {
  border-top: 1px solid var(--line);
  padding-top: 0.5rem;
  margin-top: 0.6rem;
}

.terminal-details summary {
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.terminal-details summary::-webkit-details-marker {
  display: none;
}

.terminal-details summary::before {
  content: "\25B6";
  font-size: 0.55rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.terminal-details[open] summary::before {
  transform: rotate(90deg);
}

.terminal-details p {
  margin: 0.4rem 0 0;
  padding-left: 1rem;
  color: var(--terminal-text);
}

.terminal-details .terminal-raw-entry {
  margin: 0.4rem 0 0;
  padding-left: 1rem;
  color: var(--terminal-text);
  white-space: normal;
  overflow-wrap: break-word;
  font-size: 0.88rem;
  line-height: 1.6;
}

.terminal-details[open] {
  padding-bottom: 0.2rem;
}

/* === COMPARE BOX (Ist / Ist nicht) === */
.compare {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
}

.compare-box {
  border-radius: var(--r);
  padding: 0.9rem 1rem;
  border: 1px solid;
}

.compare-box.positive {
  border-color: rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.06);
}

.compare-box.negative {
  border-color: rgba(248, 113, 113, 0.3);
  background: rgba(248, 113, 113, 0.05);
}

.compare-box h3 {
  font-size: 0.82rem;
  margin: 0 0 0.4rem;
  font-family: "JetBrains Mono", monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.compare-box.positive h3 { color: var(--ok); }
.compare-box.negative h3 { color: var(--warn); }

.compare-box ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.compare-box li + li { margin-top: 0.3rem; }

/* === CASE CARDS === */
.case-card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 1rem;
}

.case-card h3 {
  font-size: 0.95rem;
  margin: 0 0 0.5rem;
}

.case-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.case-card li + li { margin-top: 0.3rem; }

/* === KPI === */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin: 1rem 0;
}

.kpi-item {
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 0.7rem;
  text-align: center;
}

.kpi-item strong {
  display: block;
  font-family: "JetBrains Mono", monospace;
  color: var(--signal);
  font-size: 0.95rem;
}

.kpi-item span {
  font-size: 0.78rem;
  color: var(--muted);
}

/* === TIMELINE === */
.timeline {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0;
}

.tl-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0.7rem;
  align-items: start;
}

.tl-tag {
  text-align: center;
  border-radius: 8px;
  padding: 0.3rem 0.35rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  color: #0a0f1f;
  background: var(--blue-soft);
}

.tl-item h3 {
  font-size: 0.95rem;
  margin: 0 0 0.2rem;
}

.tl-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

/* === SIGNAL BOX (Risikoregel) === */
.signal-box {
  border-radius: var(--r);
  border: 1px solid rgba(240, 180, 41, 0.45);
  background: rgba(240, 180, 41, 0.07);
  padding: 1rem;
  margin: 1rem 0;
}

.signal-box h3 {
  font-size: 1.05rem;
  color: var(--signal-soft);
  margin: 0 0 0.3rem;
}

.signal-box p {
  margin: 0;
  color: var(--signal-text);
  font-size: 0.9rem;
}

/* === CALLOUT === */
.callout {
  border-radius: var(--r);
  border: 1px solid rgba(59, 125, 255, 0.35);
  background: rgba(59, 125, 255, 0.07);
  padding: 0.8rem 1rem;
  color: var(--callout-text);
  font-size: 0.88rem;
  margin: 1rem 0;
}

/* === NOTE (muted hint) === */
.note {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.6rem;
  padding-left: 0.7rem;
  border-left: 2px solid var(--line);
}

/* === CHAMPIONS === */
.champions {
  display: grid;
  gap: 0.5rem;
  margin: 0.8rem 0;
}

.champion {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  font-size: 0.9rem;
}

.champion strong {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--blue-soft);
  min-width: fit-content;
}

.champion span {
  color: var(--muted);
}

/* === EFFORT === */
.effort {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 1rem;
  margin: 1rem 0;
}

.effort h3 {
  font-size: 0.95rem;
  margin: 0 0 0.5rem;
}

.effort ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.effort li + li { margin-top: 0.3rem; }

/* === FORM === */
.form-card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 1rem;
  margin: 1rem 0;
}

.form-card label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.form-card input,
.form-card select,
.form-card textarea {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  padding: 0.55rem 0.7rem;
  margin-bottom: 0.7rem;
}

.form-card textarea {
  min-height: 90px;
  resize: vertical;
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  outline: 2px solid rgba(59, 125, 255, 0.45);
  outline-offset: 1px;
}

/* === CALENDLY EMBED === */
.calendly-container {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
  margin: 1.5rem 0;
}

.calendly-container .calendly-inline-widget {
  min-height: 760px;
}

.contact-divider {
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
  margin: 1.2rem 0 0.8rem;
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.contact-divider::before,
.contact-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.contact-alt {
  display: grid;
  gap: 0.65rem;
}

/* === CHECK LIST (Termin) === */
.check-list {
  margin: 0.8rem 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding: 0.45rem 0 0.45rem 1.4rem;
  position: relative;
  color: var(--muted);
  font-size: 0.92rem;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

/* === WIZARD NAV === */
.wizard-nav {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font-weight: 700;
  font-size: 0.88rem;
  border: 1px solid transparent;
  transition: 0.18s ease;
  cursor: pointer;
}

.btn:hover { transform: translateY(-1px); }

.btn-next {
  background: linear-gradient(140deg, var(--signal), #ffc94d);
  color: #1a1400;
  box-shadow: 0 8px 24px rgba(240, 180, 41, 0.25);
}

.btn-back {
  background: transparent;
  border-color: var(--line);
  color: var(--muted);
}

.btn-back:hover {
  border-color: var(--blue);
  color: var(--text);
}

.btn-mail {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 24px rgba(59, 125, 255, 0.25);
  width: 100%;
  padding: 0.85rem;
  font-size: 0.95rem;
}

.contact-options {
  margin: 1.5rem 0;
  display: grid;
  gap: 0.65rem;
}

.btn-whatsapp {
  width: 100%;
  padding: 0.85rem;
  font-size: 0.95rem;
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.45);
  color: var(--text);
}

.btn-whatsapp:hover {
  border-color: rgba(52, 211, 153, 0.7);
}

/* === TRUST STRIP === */
.trust-strip {
  border-radius: var(--r);
  border: 1px solid rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.06);
  padding: 1rem;
  margin: 1rem 0;
}

.trust-strip h3 {
  font-size: 0.95rem;
  color: var(--ok);
  margin: 0 0 0.5rem;
}

.trust-strip ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-strip li {
  padding: 0.3rem 0 0.3rem 1.2rem;
  position: relative;
  color: var(--muted);
  font-size: 0.88rem;
}

.trust-strip li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}

/* === FAQ SECTION === */
.faq-section {
  margin: 1rem 0;
}

.faq-section h3 {
  font-size: 0.95rem;
  margin: 0 0 0.6rem;
}

.faq-item {
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  margin-bottom: 0.5rem;
}

.faq-item summary {
  padding: 0.7rem 1rem;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "\25B6";
  font-size: 0.5rem;
  color: var(--muted);
  transition: transform 0.15s ease;
  flex-shrink: 0;
}

.faq-item[open] summary::before {
  transform: rotate(90deg);
}

.faq-item p {
  margin: 0;
  padding: 0 1rem 0.7rem 1.8rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

/* === FOOTER === */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding: 1rem 0 1.5rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-align: center;
}

.site-footer a {
  color: var(--blue-soft);
  text-decoration: underline;
}

/* === REVEAL ANIMATION === */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  animation: lift 0.5s ease forwards;
}

.reveal.d2 { animation-delay: 0.07s; }
.reveal.d3 { animation-delay: 0.14s; }

@keyframes lift {
  to { opacity: 1; transform: none; }
}

/* === RESPONSIVE === */
@media (min-width: 640px) {
  .compare { grid-template-columns: 1fr 1fr; }
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 400px) {
  .steps { gap: 0.2rem; }
  .step-dot { width: 24px; height: 24px; font-size: 0.62rem; }
  .step-line { width: 6px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 60px 1fr; }
}