/**
 * deskverse — Grunddesign v0.1
 * Weiß + Logo-Palette (Slate-Blau, Hellgrau, Anthrazit)
 */
:root {
  --dv-bg: #ffffff;
  --dv-bg-soft: #f4f6f8;
  --dv-text: #1c2430;
  --dv-text-strong: #0f141c;
  --dv-muted: #5f6b7a;
  --dv-verse: #3d4654;
  --dv-desk: #5a7089;
  --dv-desk-deep: #4a5f78;
  --dv-block-light: #d8dde3;
  --dv-accent: var(--dv-desk);
  --dv-accent-strong: var(--dv-desk-deep);
  --dv-border: rgba(90, 112, 137, 0.22);
  --dv-card: #ffffff;
  --dv-radius: 18px;
  --dv-shadow: 0 18px 48px rgba(74, 95, 120, 0.12);
  --dv-font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --dv-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --dv-radius-lg: 24px;
  --dv-shadow-lg: 0 28px 80px rgba(74, 95, 120, 0.16);
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body.dv-body {
  font-family: var(--dv-font);
  color: var(--dv-text);
  background: var(--dv-bg);
}

.dv-scene {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 2rem 1.25rem;
}

.dv-card {
  width: min(420px, 100%);
  padding: 2.4rem 2rem 2rem;
  border-radius: var(--dv-radius);
  border: 1px solid var(--dv-border);
  background: var(--dv-card);
  box-shadow: var(--dv-shadow);
  text-align: center;
}

.dv-logo-wrap {
  display: flex;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.dv-brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  line-height: 1;
  color: inherit;
}

.dv-brand-lockup-mark {
  display: block;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  object-fit: contain;
}

.dv-brand-lockup-text {
  display: inline-flex;
  align-items: baseline;
  font-size: 1.125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.dv-brand-lockup-desk {
  font-weight: 700;
  color: var(--dv-desk-deep);
}

.dv-brand-lockup-verse {
  font-weight: 300;
  color: #9aa6b5;
}

.dv-brand-lockup--compact .dv-brand-lockup-mark {
  width: 32px;
  height: 32px;
}

.dv-brand-lockup--compact .dv-brand-lockup-text {
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.dv-logo-wrap .dv-brand-lockup-text {
  font-size: 1.35rem;
  letter-spacing: 0.12em;
}

.dv-logo-wrap .dv-brand-lockup-mark {
  width: 44px;
  height: 44px;
}

.dv-kicker {
  margin: 0 0 0.45rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dv-muted);
}

.dv-brand {
  margin: 0 0 0.55rem;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--dv-desk);
}

.dv-hint {
  margin: 0 0 1.5rem;
  color: var(--dv-verse);
  font-size: 0.95rem;
  line-height: 1.5;
}

.dv-hint strong {
  color: var(--dv-desk-deep);
  font-weight: 700;
}

.dv-powered {
  margin: 1.25rem 0 0;
  font-size: 0.78rem;
  color: var(--dv-muted);
  letter-spacing: 0.04em;
}

.dv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 1.35rem;
  border-radius: 10px;
  border: 1px solid var(--dv-desk-deep);
  background: var(--dv-desk-deep);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.94rem;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.dv-btn:hover {
  background: var(--dv-desk);
  border-color: var(--dv-desk);
}

.dv-login-title {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
  color: var(--dv-text-strong);
}

.dv-login-sub {
  margin: 0 0 1.25rem;
  color: var(--dv-muted);
  font-size: 0.88rem;
}

.dv-form {
  display: grid;
  gap: 0.9rem;
  text-align: left;
}

.dv-field span {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  color: var(--dv-muted);
}

.dv-field input {
  width: 100%;
  min-height: 44px;
  padding: 0 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--dv-border);
  background: #ffffff;
  color: var(--dv-text-strong);
  font: inherit;
}

.dv-field input:focus {
  outline: 2px solid rgba(90, 112, 137, 0.35);
  outline-offset: 1px;
  border-color: rgba(90, 112, 137, 0.45);
}

.dv-error {
  margin: 0 0 0.5rem;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  background: rgba(180, 60, 60, 0.08);
  border: 1px solid rgba(200, 80, 80, 0.35);
  color: #9b2c2c;
  font-size: 0.88rem;
}

.dv-version {
  margin: 1rem 0 0;
  font-size: 0.75rem;
  color: var(--dv-muted);
}

.dv-shell {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--dv-bg);
}

.dv-shell-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--dv-border);
  background: #ffffff;
}

.dv-shell-top .dv-brand-lockup {
  flex-shrink: 0;
}

.dv-shell-user {
  color: var(--dv-muted);
  font-size: 0.88rem;
}

.dv-shell-main {
  padding: 1.5rem 1.25rem 2rem;
  max-width: 920px;
  margin: 0 auto;
  width: 100%;
}

.dv-panel {
  padding: 1.5rem;
  border-radius: var(--dv-radius);
  border: 1px solid var(--dv-border);
  background: var(--dv-bg-soft);
}

.dv-panel h1 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  color: var(--dv-desk-deep);
}

.dv-panel p {
  margin: 0;
  color: var(--dv-verse);
  line-height: 1.55;
}

.dv-link {
  color: var(--dv-desk);
  text-decoration: none;
  font-weight: 600;
}

.dv-link:hover {
  color: var(--dv-desk-deep);
  text-decoration: underline;
}

/* —— Landing (Professional) —— */
body.dv-body--landing { background: var(--dv-bg); }

.dv-landing {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.dv-landing-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1.5rem, 5vw, 4rem);
  border-bottom: 1px solid rgba(90, 112, 137, 0.14);
  background: #ffffff;
}

.dv-landing-top .dv-brand-lockup {
  flex-shrink: 0;
}

.dv-landing-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.dv-landing-nav-link {
  color: var(--dv-verse);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.dv-landing-nav-link:hover { color: var(--dv-desk-deep); }

.dv-landing-main {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.dv-btn--sm { min-height: 40px; padding: 0 1rem; font-size: 0.88rem; }
.dv-btn--ghost { background: #fff; color: var(--dv-desk-deep); border: 1px solid var(--dv-border); }
.dv-btn--ghost:hover { background: var(--dv-bg-soft); }

.dv-eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dv-muted);
}

.dv-hero--pro {
  max-width: 720px;
  padding: clamp(3.5rem, 9vw, 5.5rem) 0 clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid rgba(90, 112, 137, 0.1);
}

.dv-hero-title {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--dv-text-strong);
}

.dv-hero-lead {
  margin: 0 0 1.75rem;
  max-width: 58ch;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--dv-verse);
}

.dv-hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.dv-hero-aside-card {
  padding: 2rem;
  border: 1px solid var(--dv-border);
  border-radius: 20px;
  background: linear-gradient(180deg, #fff, var(--dv-bg-soft));
  text-align: center;
}

.dv-mark { display: block; object-fit: contain; margin: 0 auto; }
.dv-mark--feature { width: min(200px, 60vw); height: auto; }

.dv-hero-aside-caption {
  margin: 1.25rem 0 0;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dv-muted);
  font-weight: 600;
}

.dv-section { padding: clamp(2.5rem, 6vw, 4rem) 0; }
.dv-section + .dv-section { border-top: 1px solid rgba(90, 112, 137, 0.1); }

.dv-section-intro { max-width: 62ch; margin-bottom: 1.75rem; }

.dv-section-title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--dv-text-strong);
}

.dv-section-lead {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--dv-verse);
}

.dv-reference {
  border: 1px solid var(--dv-border);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
}

.dv-reference-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  background: var(--dv-bg-soft);
  border-bottom: 1px solid var(--dv-border);
}

.dv-reference-meta {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dv-muted);
  font-weight: 600;
}

.dv-reference-name {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dv-desk-deep);
}

.dv-badge {
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(90, 112, 137, 0.1);
  color: var(--dv-desk-deep);
  white-space: nowrap;
}

.dv-badge--live { background: rgba(47, 111, 79, 0.1); color: #2f6f4f; }
.dv-badge--planned { background: rgba(95, 107, 122, 0.1); color: var(--dv-muted); }

.dv-reference-modules { padding: 0.35rem 0; }

.dv-reference-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(90, 112, 137, 0.1);
}

.dv-reference-row:last-child { border-bottom: none; }

.dv-reference-row-title {
  margin: 0 0 0.2rem;
  font-weight: 600;
  color: var(--dv-text-strong);
}

.dv-reference-row-note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--dv-muted);
}

.dv-reference-foot {
  padding: 1rem 1.5rem 1.25rem;
  border-top: 1px solid var(--dv-border);
}

.dv-link-arrow {
  color: var(--dv-desk-deep);
  font-weight: 600;
  text-decoration: none;
}

.dv-link-arrow::after { content: " →"; }
.dv-link-arrow:hover { color: var(--dv-desk); text-decoration: underline; }

.dv-features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.dv-feature {
  padding: 1.35rem;
  border: 1px solid var(--dv-border);
  border-radius: 14px;
  background: #fff;
}

.dv-feature h3 {
  margin: 0 0 0.5rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--dv-desk-deep);
}

.dv-feature p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--dv-verse);
}

.dv-landing-foot {
  padding: 1.75rem clamp(1.5rem, 5vw, 4rem) 2.25rem;
  border-top: 1px solid rgba(90, 112, 137, 0.14);
  text-align: center;
  background: var(--dv-bg-soft);
}

.dv-landing-foot p { margin: 0; font-size: 0.88rem; color: var(--dv-verse); }
.dv-landing-foot-sub { margin-top: 0.35rem !important; font-size: 0.8rem !important; color: var(--dv-muted) !important; }

@media (max-width: 760px) {
  .dv-features { grid-template-columns: 1fr; }
  .dv-reference-head, .dv-reference-row { flex-direction: column; align-items: flex-start; }
  .dv-landing-nav-link { display: none; }
}