/*
 * Service page styles — /en/{app-website-building,consultancy,ai-pm}/.
 * Canonical source: NEO-79 ux-spec §5.8 (service page template), §7 (engineering diagrams).
 * One template → three content passes. Layout/CSS mirrors proposals/D/service.html.
 */

/* ========================================================================
 * SHARED DECORATIVE + MOTION UTILITIES
 * Duplicated from pages/hub.css so service pages don't pull in hub-specific
 * grid rules. The ~60 lines below are the only cross-page duplication.
 * ======================================================================== */
.bg-grid,
.bg-vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-grid {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'><path d='M0 0h40v40H0z' fill='none'/><path d='M0 39.5h40M39.5 0v40' stroke='rgba(255,255,255,0.03)' stroke-width='1'/></svg>");
  mix-blend-mode: overlay;
  opacity: 0.5;
}

.bg-vignette {
  background: linear-gradient(
    180deg,
    var(--color-bg) 0%,
    transparent 30%,
    transparent 70%,
    var(--color-bg) 100%
  );
}

.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  transform: translate(-50%, -50%);
  border-radius: var(--radius-full);
  will-change: transform, width, height;
}

.cursor-dot {
  z-index: calc(var(--z-cursor) + 1);
  inline-size: 8px;
  block-size: 8px;
  background-color: var(--color-text-muted);
  transition: width var(--motion-fast), height var(--motion-fast),
    background-color var(--motion-fast);
}

.cursor-ring {
  z-index: var(--z-cursor);
  inline-size: 32px;
  block-size: 32px;
  border: 1px solid rgba(161, 161, 170, 0.55);
  transition: width var(--motion-base) var(--ease-out),
    height var(--motion-base) var(--ease-out),
    border-color var(--motion-base) var(--ease-out),
    background-color var(--motion-base) var(--ease-out);
}

body.is-hovering-interactive .cursor-dot {
  inline-size: 4px;
  block-size: 4px;
  background-color: var(--color-accent);
}

body.is-hovering-interactive .cursor-ring {
  inline-size: 56px;
  block-size: 56px;
  border: 2px solid var(--color-accent);
  background-color: rgba(255, 107, 0, 0.15);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

body.has-custom-cursor {
  cursor: none;
}

body.has-custom-cursor a,
body.has-custom-cursor button,
body.has-custom-cursor input,
body.has-custom-cursor select,
body.has-custom-cursor textarea,
body.has-custom-cursor .interactive {
  cursor: none;
}

@media (hover: none), (pointer: coarse), (prefers-reduced-motion: reduce) {
  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }

  body.has-custom-cursor,
  body.has-custom-cursor a,
  body.has-custom-cursor button {
    cursor: auto;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--motion-xl) var(--ease-reveal),
    transform var(--motion-xl) var(--ease-reveal);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-visible {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ========================================================================
 * SERVICE PAGE LAYOUT
 * ======================================================================== */
.service-main {
  position: relative;
  z-index: 1;
  padding-block-start: var(--nav-height);
}

.service-section {
  position: relative;
  padding-inline: var(--gutter-mobile);
}

@media (min-width: 768px) {
  .service-section {
    padding-inline: var(--gutter-desktop);
  }
}

.service-section__inner {
  max-inline-size: var(--container-max);
  margin-inline: auto;
}

.service-section--elev {
  background-color: var(--color-bg-elev);
  border-block: var(--border-hairline);
}

/* ========================================================================
 * SERVICE HEADER — breadcrumb + H1 + subhead  (§5.8, §7)
 * Left-bordered column, mono micro-label above H1.
 * ======================================================================== */
.service-hero {
  padding-block: calc(var(--space-8) + var(--space-4)) var(--space-10);
}

@media (min-width: 1024px) {
  .service-hero {
    padding-block: var(--space-9) var(--space-10);
  }
}

.service-hero__frame {
  border-inline-start: var(--border-hairline);
  padding-inline-start: var(--space-5);
  max-inline-size: 56rem;
}

.service-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono-sm);
  color: var(--color-accent);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  display: block;
  margin-block-end: var(--space-5);
}

.service-hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-display-l);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display-tight);
  color: var(--color-text);
}

.service-hero__sub {
  margin-block-start: var(--space-7);
  color: var(--color-text);
  font-size: var(--text-body-lg);
  line-height: var(--leading-normal);
  max-inline-size: 52ch;
}

@media (min-width: 1024px) {
  .service-hero__sub {
    font-size: var(--text-display-xs, 22px);
  }
}

/* ========================================================================
 * "WHAT IT LOOKS LIKE IN PRACTICE" — two-column (copy + diagram)  (§5.8, §7)
 * ======================================================================== */
.service-practice {
  padding-block: var(--space-10);
}

.service-practice__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 1024px) {
  .service-practice__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
}

.service-practice__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono-sm);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  display: block;
  margin-block-end: var(--space-5);
}

.service-practice__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-display-m);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
  margin-block-end: var(--space-7);
}

/* NEO-102 item 15 — consultancy bumps this heading one step up the scale. */
.service-practice__title--lg {
  font-size: var(--text-display-l);
  letter-spacing: var(--tracking-display-tight);
}

.service-practice__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: var(--leading-normal);
}

@media (min-width: 1024px) {
  .service-practice__body {
    font-size: var(--text-body);
  }
}

.service-practice__card {
  border: 1px solid var(--color-accent-line);
  background-color: rgba(23, 23, 26, 0.55);
  padding: var(--space-6);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3),
              inset 0 0 0 1px rgba(255, 107, 0, 0.05);
}

.service-practice__card:hover {
  border-color: var(--color-accent);
  background-color: rgba(23, 23, 26, 0.7);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4),
              inset 0 0 0 1px rgba(255, 107, 0, 0.1);
}

@media (min-width: 1024px) {
  .service-practice__card {
    padding: var(--space-7);
  }
}

.service-practice__card-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-mono-xs);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-block-end: var(--space-5);
}

.service-practice__card-header-accent {
  color: var(--color-accent);
}

/* Stroke-only engineering diagrams (§7) */
.diagram {
  inline-size: 100%;
  block-size: auto;
}

.diagram line,
.diagram rect,
.diagram polyline,
.diagram polygon,
.diagram circle,
.diagram path {
  stroke: var(--color-border);
  fill: none;
  stroke-width: 1;
}

.diagram text {
  fill: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.diagram .accent {
  stroke: var(--color-accent);
}

.diagram .accent-fill {
  fill: var(--color-accent);
  stroke: none;
}

.diagram text.accent-text {
  fill: var(--color-accent);
}

/* ========================================================================
 * PROTOCOL — 4-step index-card grid  (§5.8)
 * ======================================================================== */
.service-protocol {
  padding-block: var(--space-10);
}

.service-protocol__head {
  margin-block-end: var(--space-8);
}

.service-protocol__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono-sm);
  color: var(--color-accent);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  display: block;
  margin-block-end: var(--space-4);
}

.service-protocol__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-display-l);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
}

.service-protocol__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .service-protocol__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .service-protocol__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

.protocol-step {
  border: var(--border-hairline);
  background-color: rgba(23, 23, 26, 0.3);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 1024px) {
  .protocol-step {
    padding: var(--space-6);
  }
}

.protocol-step--emphasis {
  border-color: var(--color-accent-line);
  background-color: var(--color-accent-soft);
}

.protocol-step__index {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-accent);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  line-height: 1;
  letter-spacing: var(--tracking-display);
}

.protocol-step__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
  margin-block-end: var(--space-2);
}

.protocol-step__body {
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: var(--leading-normal);
}

/* ========================================================================
 * PROOF STRIP — reused from hub (§5.3). Self-contained here to avoid
 * pulling hub.css in.
 * ======================================================================== */
.service-proof {
  border-block: var(--border-hairline);
  /* NEO-102 item 6 — stronger alt band for the proof strip so the
     hero→practice→protocol→proof→related→cta rhythm reads as alternating. */
  background-color: var(--color-bg-elev);
}

.service-proof__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .service-proof__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-proof__tile {
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-7);
  min-block-size: 220px;
  border-block-end: var(--border-hairline);
  border-inline-end: var(--border-hairline);
}

@media (min-width: 768px) {
  .service-proof__tile {
    padding: var(--space-7);
    min-block-size: 260px;
    border-block-end: 0;
  }
  .service-proof__tile:last-child { border-inline-end: 0; }
}

@media (min-width: 1024px) {
  .service-proof__tile {
    padding: var(--space-8);
  }
}

.service-proof__tile:nth-child(2n) { border-inline-end: 0; }
.service-proof__tile:nth-last-child(-n + 2) { border-block-end: 0; }

@media (min-width: 768px) {
  .service-proof__tile:nth-child(2n) { border-inline-end: var(--border-hairline); }
  .service-proof__tile:last-child { border-inline-end: 0; }
}

.service-proof__tile--accent {
  background-color: rgba(255, 107, 0, 0.05);
}

.service-proof__caption {
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
}

.service-proof__tile--accent .service-proof__caption {
  color: var(--color-accent);
}

.service-proof__value {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 0.9;
  color: var(--color-text);
  letter-spacing: var(--tracking-display-tight);
  display: block;
  margin-block-end: var(--space-3);
}

.service-proof__value--text {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 0.95;
}

.service-proof__label {
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

/* ========================================================================
 * RELATED VERTICALS — 2 cards (§5.8)
 * ======================================================================== */
.service-related {
  padding-block: var(--space-10);
}

.service-related__head {
  margin-block-end: var(--space-7);
}

.service-related__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono-sm);
  color: var(--color-accent);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  display: block;
  margin-block-end: var(--space-4);
}

.service-related__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-display-m);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
}

.service-related__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .service-related__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
}

.related-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  border: var(--border-hairline);
  background-color: var(--surface-card);
  padding: var(--space-6);
  transition: border-color var(--motion-base) var(--ease-out),
    background-color var(--motion-base) var(--ease-out);
}

@media (min-width: 1024px) {
  .related-card {
    padding: var(--space-7);
  }
}

.related-card__vertical {
  font-family: var(--font-mono);
  font-size: var(--text-mono-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase;
  display: block;
  margin-block-end: var(--space-2);
  transition: color var(--motion-base) var(--ease-out);
}

.related-card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.5rem;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
  margin-block-end: var(--space-3);
}

@media (min-width: 1024px) {
  .related-card__title {
    font-size: 1.75rem;
  }
}

.related-card__body {
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: var(--leading-normal);
  max-inline-size: 38ch;
}

.related-card__arrow {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--color-text-muted);
  transition: color var(--motion-base) var(--ease-out),
    transform var(--motion-base) var(--ease-out);
}

.related-card:hover {
  border-color: var(--color-accent);
  background-color: rgba(255, 107, 0, 0.04);
}

.related-card:hover .related-card__vertical,
.related-card:hover .related-card__arrow {
  color: var(--color-accent);
}

.related-card:hover .related-card__arrow {
  transform: translateX(4px);
}

/* ========================================================================
 * CTA BAND + LEGAL  (§5.8, §8)
 * ======================================================================== */
.service-cta {
  padding-block: var(--space-10) var(--space-7);
  border-block-start: var(--border-hairline);
  background-color: var(--color-bg);
}

.service-cta__grid {
  /* NEO-102 item 3 — postal address removed from service CTA, so the
     grid is a single column. Previously a 2-col (copy | legal-identity)
     layout; the legal identity now lives only on /en/contact/ and
     /en/legal/#imprint. */
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: start;
  max-inline-size: 56rem;
}

.service-cta__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-display-l);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
  margin-block-end: var(--space-5);
}

.service-cta__body {
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: var(--leading-normal);
  max-inline-size: 40ch;
  margin-block-end: var(--space-6);
}