/* ========================================================
   datamat Webservices — Homepage Styles
   ======================================================== */

:root {
  --color-bg: #09090b;
  --color-bg-card: #111113;
  --color-bg-dark: #0a0a0d;
  --color-surface: #18181b;
  --color-surface-hover: #1f1f23;
  --color-border: #27272a;
  --color-border-light: #3f3f46;

  --color-text: #fafafa;
  --color-text-muted: #a1a1aa;
  --color-text-subtle: #71717a;

  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-primary-glow: rgba(99, 102, 241, 0.25);
  --color-accent: #06b6d4;
  --color-accent-2: #8b5cf6;

  --color-banking: #10b981;
  --color-invoice: #f59e0b;
  --color-factur: #3b82f6;
  --color-tool: #8b5cf6;
  --color-auth: #ec4899;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 8px 32px rgba(0,0,0,0.3);

  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Layout ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--dark {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--cta {
  background: linear-gradient(135deg, #0f0f1a 0%, #0a0a0f 100%);
}

.section__header {
  text-align: center;
  margin-bottom: 64px;
}

.section__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section__sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--sm  { padding: 8px 16px; font-size: 0.85rem; }
.btn--lg  { padding: 14px 28px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 20px var(--color-primary-glow);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 0 32px rgba(99,102,241,0.4);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-light);
}
.btn--ghost:hover {
  border-color: var(--color-border-light);
  color: var(--color-text);
  background: var(--color-surface);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ── Navbar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  letter-spacing: -0.02em;
}

.logo-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.logo-text strong {
  color: var(--color-text);
  font-weight: 700;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar__links a:not(.btn) {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}

.navbar__links a:not(.btn):hover { color: var(--color-text); }

.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.navbar__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Hero ── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid rgba(6, 182, 212, 0.35);
  background: rgba(6, 182, 212, 0.08);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero__headline {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-2) 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero__cta {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
}

.hero__code-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.hero__gradient-blob {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(99,102,241,0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── Code Window ── */
.code-window {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.code-window__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot--red    { background: #ff5f57; }
.dot--yellow { background: #febc2e; }
.dot--green  { background: #28c840; }

.code-window__title {
  margin-left: 8px;
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
}

.code-window__body {
  padding: 20px;
  overflow-x: auto;
}

.code-window__body code,
.code-block pre code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: #e4e4e7;
}

/* ── Token colors ── */
.token-comment { color: #52525b; }
.token-string   { color: #86efac; }
.token-key      { color: #93c5fd; }
.token-number   { color: #fda4af; }

/* ── Stats Bar ── */
.stats-bar {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 32px 0;
}

.stats-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 48px;
}

.stat__number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.stat__label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--color-border);
}

/* ── Features Grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.feature-card--accent {
  background: linear-gradient(135deg, rgba(99,102,241,0.12) 0%, rgba(139,92,246,0.08) 100%);
  border-color: rgba(99,102,241,0.35);
}

.feature-card__icon {
  font-size: 1.75rem;
  margin-bottom: 16px;
  display: block;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── Services Grid ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.service-card:hover {
  border-color: var(--color-border-light);
}

.service-card--coming-soon {
  opacity: 0.6;
  border-style: dashed;
}

.service-card__header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.service-card__icon {
  font-size: 1.6rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.service-card__icon--banking { background: rgba(16,185,129,0.15); }
.service-card__icon--invoice { background: rgba(245,158,11,0.15); }
.service-card__icon--factur  { background: rgba(59,130,246,0.15); }
.service-card__icon--tool    { background: rgba(139,92,246,0.15); }
.service-card__icon--auth    { background: rgba(236,72,153,0.15); }
.service-card__icon--soon    { background: rgba(99,102,241,0.1);  }

.service-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.service-card__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 2px 8px;
  border-radius: 999px;
}

.service-card__badge--soon { color: var(--color-primary); border-color: rgba(99,102,241,0.4); }

/* ── Flip Cards ── */
.service-flip {
  perspective: 1200px;
  cursor: pointer;
  user-select: none;
}

.service-flip:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: var(--radius-lg);
}

.service-flip__inner {
  display: grid;
  grid-template-columns: 1fr;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-flip.flipped .service-flip__inner {
  transform: rotateY(180deg);
}

.service-flip__front,
.service-flip__back {
  grid-row: 1;
  grid-column: 1;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
}

.service-flip__back {
  transform: rotateY(180deg);
  background: linear-gradient(145deg, rgba(99,102,241,0.06) 0%, var(--color-bg-card) 100%);
}

/* ── Flip Hint ── */
.flip-hint {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  text-align: right;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}

.service-flip:hover .flip-hint {
  color: var(--color-primary);
}

/* ── Back Card Content ── */
.service-card__back-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.service-card__back-title h3 {
  font-size: 1rem;
  font-weight: 700;
}

.back-section {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.back-section h4 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.back-section p {
  font-size: 0.87rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.back-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.back-section ul li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-left: 12px;
  position: relative;
}

.back-section ul li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.back-section code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  color: var(--color-accent);
  background: rgba(6,182,212,0.1);
  padding: 1px 6px;
  border-radius: 4px;
}

.back-section--privacy {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: rgba(99,102,241,0.07);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-top: 14px;
}

.back-section--privacy > span {
  font-size: 1rem;
  flex-shrink: 0;
  line-height: 1.6;
}

.back-section--privacy p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

/* ── Privacy Note ── */
.privacy-note {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 40px;
  padding: 20px 24px;
  background: rgba(99,102,241,0.07);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-lg);
}

.privacy-note__icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  line-height: 1.6;
}

.privacy-note p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.privacy-note strong {
  color: var(--color-text);
}

.service-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.65;
}

.service-card__endpoints {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-card__endpoints li {
  font-size: 0.82rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
}

.service-card__endpoints code {
  color: var(--color-accent);
  font-family: var(--font-mono);
}

/* ── Steps ── */
.steps {
  display: flex;
  flex-direction: column;
  gap: 48px;
  margin-bottom: 64px;
}

.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  align-items: start;
}

.step__number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-border-light);
  letter-spacing: -0.04em;
  line-height: 1;
  font-family: var(--font-mono);
  padding-top: 4px;
}

.step__content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step__content p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.step__content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--color-accent);
  background: rgba(6,182,212,0.1);
  padding: 1px 6px;
  border-radius: 4px;
}

/* ── Code Block ── */
.code-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.code-block__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
}

.code-block__bar span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}

.code-block pre {
  padding: 20px;
  overflow-x: auto;
}

.copy-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-subtle);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all var(--transition);
}

.copy-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.copy-btn.copied {
  border-color: var(--color-banking);
  color: var(--color-banking);
}

/* ── Language Tabs ── */
.lang-tabs {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.lang-tabs__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-dark);
  flex-wrap: wrap;
  gap: 12px;
}

.lang-tabs__label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.lang-tabs__btns {
  display: flex;
  gap: 4px;
}

.lang-tab {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all var(--transition);
}

.lang-tab:hover { color: var(--color-text); border-color: var(--color-border-light); }

.lang-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.lang-tab-content { display: none; }
.lang-tab-content.active { display: block; }

.lang-tab-content .code-block {
  border: none;
  border-radius: 0;
}

.lang-tab-content .code-block__bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-2px);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  background: linear-gradient(145deg, rgba(99,102,241,0.1) 0%, var(--color-bg-card) 60%);
  box-shadow: 0 0 40px rgba(99,102,241,0.15);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.pricing-card__tier {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.pricing-card__price {
  margin-bottom: 16px;
}

.pricing-card__amount {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.pricing-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

.pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}

.pricing-card__features li {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.pricing-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-subtle);
}

/* ── Price Calculator ── */
.calc-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 28px;
}

.calc-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.calc-slider-area {
  padding: 40px;
  border-right: 1px solid var(--color-border);
}

.calc-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 12px;
}

.calc-slider-header label {
  font-size: 1rem;
  font-weight: 700;
}

.calc-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  transition: border-color var(--transition);
}

.calc-input-wrap:focus-within {
  border-color: var(--color-primary);
}

.calc-input-wrap input {
  background: none;
  border: none;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  width: 86px;
  text-align: right;
  outline: none;
}

.calc-input-wrap input::-webkit-inner-spin-button,
.calc-input-wrap input::-webkit-outer-spin-button { opacity: 0.5; }

.calc-input-wrap span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.calc-range {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  margin-bottom: 14px;
  cursor: pointer;
  transition: background var(--transition);
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(99,102,241,0.5);
  transition: box-shadow var(--transition), transform var(--transition);
}

.calc-range::-webkit-slider-thumb:hover,
.calc-range:active::-webkit-slider-thumb {
  box-shadow: 0 0 20px rgba(99,102,241,0.75);
  transform: scale(1.12);
}

.calc-range::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 0 12px rgba(99,102,241,0.5);
}

.calc-slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
}

.calc-result-area {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  background: linear-gradient(145deg, rgba(99,102,241,0.06) 0%, transparent 100%);
}

.calc-breakdown {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.calc-breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.calc-breakdown-label { color: var(--color-text-muted); }

.calc-breakdown-value {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text);
}

.calc-total {
  background: var(--color-surface);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  text-align: center;
  box-shadow: 0 0 24px rgba(99,102,241,0.08);
}

.calc-total-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.calc-total-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
}

.calc-total-amount {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  font-family: var(--font-mono);
  transition: color 0.2s ease;
}

.calc-total-unit {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.calc-per-call {
  text-align: center;
  font-size: 0.83rem;
  color: var(--color-text-subtle);
}

.calc-per-call span {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text-muted);
}

.calc-extra-info {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 40px;
  background: rgba(245,158,11,0.05);
  border-top: 1px solid rgba(245,158,11,0.18);
}

.calc-extra-icon {
  font-size: 1rem;
  flex-shrink: 0;
  line-height: 1.65;
}

.calc-extra-info p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── Staffel Table ── */
.staffel-details {
  margin-bottom: 40px;
}

.staffel-summary {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 12px 0;
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition);
}

.staffel-summary:hover { color: var(--color-text); }
.staffel-summary::-webkit-details-marker { display: none; }

.staffel-summary::before {
  content: '▶';
  font-size: 0.6rem;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

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

.staffel-table-wrap {
  overflow-x: auto;
  margin-top: 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.staffel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.staffel-table th {
  text-align: left;
  padding: 10px 16px;
  color: var(--color-text-subtle);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-dark);
}

.staffel-table td {
  padding: 9px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.staffel-table tr:last-child td { border-bottom: none; }
.staffel-table tr:hover td { background: var(--color-surface); }

.staffel-table .td-calls { color: var(--color-text); font-weight: 600; }
.staffel-table .td-total { color: var(--color-primary); font-weight: 700; }
.staffel-table .td-per-call { color: var(--color-text-subtle); }

/* ── Pricing Includes ── */
.pricing-includes {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.pricing-includes__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.pricing-includes__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.pricing-include-item {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 6px 16px;
  border-radius: 999px;
}

/* ── Security Split ── */
.security-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.security-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 32px;
}

.security-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.security-item__icon {
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.security-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.security-item p {
  font-size: 0.87rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ── Security Visual ── */
.security-visual {
  position: relative;
  width: 340px;
  height: 340px;
  margin: 0 auto;
}

.security-visual__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: spin linear infinite;
}

.security-visual__ring--outer {
  width: 320px;
  height: 320px;
  border-color: rgba(99,102,241,0.2);
  animation-duration: 30s;
}

.security-visual__ring--mid {
  width: 230px;
  height: 230px;
  border-color: rgba(99,102,241,0.3);
  animation-duration: 20s;
  animation-direction: reverse;
}

.security-visual__ring--inner {
  width: 140px;
  height: 140px;
  border-color: rgba(99,102,241,0.5);
  animation-duration: 12s;
}

@keyframes spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

.security-visual__core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-2));
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 32px rgba(99,102,241,0.5);
}

.security-visual__core span:first-child {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.security-visual__core span:last-child {
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.1em;
}

.security-visual__label {
  position: absolute;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.security-visual__label--1 { top: 24px;  left: 50%; transform: translateX(-50%); }
.security-visual__label--2 { top: 50%;   right: 8px; transform: translateY(-50%); }
.security-visual__label--3 { bottom: 24px; left: 50%; transform: translateX(-50%); }
.security-visual__label--4 { top: 50%;   left: 8px;  transform: translateY(-50%); }

/* ── CTA Box ── */
.cta-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 72px 48px;
  text-align: center;
  box-shadow: var(--shadow-glow);
}

.cta-box__title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-box__sub {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 36px;
}

.cta-box__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.cta-box__hint {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

.cta-box__hint code {
  font-family: var(--font-mono);
  color: var(--color-accent);
}

/* ── Footer ── */
.footer {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  padding: 64px 24px 48px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__brand .logo-mark { width: 36px; height: 36px; font-size: 0.9rem; }

.footer__brand p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.footer__links {
  display: contents;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.footer__col a {
  font-size: 0.88rem;
  color: var(--color-text-subtle);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__col a:hover { color: var(--color-text); }

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 24px;
}

.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  flex-wrap: wrap;
  gap: 8px;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero__code-preview { grid-template-columns: 1fr; }
  .security-split { grid-template-columns: 1fr; }
  .security-visual { width: 260px; height: 260px; }
  .security-visual__ring--outer { width: 240px; height: 240px; }
  .security-visual__ring--mid   { width: 170px; height: 170px; }
  .security-visual__ring--inner { width: 100px; height: 100px; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .section { padding: 64px 0; }
  .navbar__links { display: none; }
  .navbar__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--color-bg);
    padding: 32px 24px;
    align-items: flex-start;
    gap: 4px;
    z-index: 99;
  }
  .navbar__links.open a { font-size: 1.1rem; padding: 12px 0; }
  .navbar__burger { display: flex; }
  .step { grid-template-columns: 1fr; }
  .step__number { font-size: 2rem; }
  .stats-bar__inner { gap: 8px; }
  .stat { padding: 8px 20px; }
  .stat-divider { display: none; }
  .cta-box { padding: 48px 24px; }
  .footer__inner { grid-template-columns: 1fr; }
  .lang-tabs__header { flex-direction: column; align-items: flex-start; }
  .hero__cta { flex-direction: column; }
  .calc-top { grid-template-columns: 1fr; }
  .calc-slider-area { border-right: none; border-bottom: 1px solid var(--color-border); padding: 28px 20px; }
  .calc-result-area { padding: 28px 20px; }
  .calc-extra-info { padding: 16px 20px; }
  .calc-total-amount { font-size: 2.2rem; }
}