/* Aixo Lab — local preview styles. Local, self-contained, no external resources. */

:root {
  --bg: #FAFAF9;
  --text: #14181F;
  --text-secondary: #4B5563;
  --accent: #1D4E89;
  --border: #E2E5EA;
  --error: #B3261E;
  --max-width: 1140px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
}

a {
  color: var(--accent);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

/* Skip link */
.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -60px;
  background: var(--text);
  color: #FFFFFF;
  padding: var(--space-1) var(--space-2);
  border-radius: 4px;
  z-index: 100;
  transition: top 0.15s ease;
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-2);
}

/* Focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-2);
  gap: var(--space-2);
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  text-decoration: none;
  color: var(--text);
}

.brand-symbol {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: block;
}

.brand-name {
  font-weight: 700;
  font-size: 26px;
  line-height: 1;
}

.brand:hover .brand-name {
  color: var(--accent);
}

@media (max-width: 767px) {
  .brand {
    gap: 8px;
  }

  .brand-symbol {
    width: 28px;
    height: 28px;
  }

  .brand-name {
    font-size: 24px;
  }
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  padding: var(--space-1) 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover {
  color: var(--accent);
}

.main-nav a[aria-current="page"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

@media (max-width: 767px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-block: 16px;
  }

  .main-nav ul {
    flex-wrap: nowrap;
    gap: 20px;
  }

  .main-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0;
  }
}

.header-nav-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: var(--space-3);
  border-left: 1px solid var(--border);
  font-size: 14px;
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
}

.lang-switch a:hover {
  color: var(--accent);
}

.lang-switch a[aria-current="true"] {
  color: var(--text);
  text-decoration: underline;
}

.lang-switch-sep {
  color: var(--border);
}

@media (max-width: 767px) {
  .header-nav-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
  }

  .lang-switch {
    padding-left: 0;
    border-left: none;
    padding-top: var(--space-1);
    border-top: 1px solid var(--border);
    width: 100%;
  }
}

/* Preview banner (demos and any remaining draft pages only) */
.preview-banner {
  background: #F0F3F7;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
  padding: 8px 16px;
}

/* Main content */
main {
  flex: 1;
}

.section {
  padding-block: var(--space-6);
}

.section + .section {
  border-top: 1px solid var(--border);
}

h1 {
  font-size: 28px;
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 var(--space-3);
}

h2 {
  font-size: 22px;
  line-height: 1.3;
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

h3 {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 600;
  margin: 0 0 var(--space-1);
}

p {
  margin: 0 0 var(--space-2);
  color: var(--text);
}

.lede {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 65ch;
}

.text-secondary {
  color: var(--text-secondary);
  font-size: 15px;
}

@media (min-width: 768px) {
  h1 {
    font-size: 44px;
  }
  h2 {
    font-size: 30px;
  }
}

/* Hero */
.hero {
  padding-block: var(--space-7) var(--space-6);
}

.hero-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

.hero-media {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.hero-image {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
}

.hero-media-caption {
  margin: var(--space-1) 0 0;
  color: var(--text-secondary);
  font-size: 14px;
  text-align: center;
}

.hero-media-link {
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
}

.hero-media-link:hover {
  text-decoration: underline;
}

.hero-secondary-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--accent);
  font-weight: 600;
  font-size: 16px;
  text-decoration: underline;
}

.hero-secondary-link:hover {
  color: #163C69;
}

@media (max-width: 767px) {
  .hero {
    padding-block: 40px 48px;
  }

  .hero-grid h1 {
    margin-bottom: 20px;
  }

  .hero-grid .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-top: 24px;
  }

  .hero-grid .hero-media {
    margin-top: 24px;
  }
}

@media (min-width: 1024px) {
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .hero-grid h1 {
    font-size: 38px;
  }

  .hero-media {
    margin-top: 0;
  }

  .hero-image {
    max-width: 100%;
  }
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: #163C69;
  border-color: #163C69;
  color: #FFFFFF;
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn-secondary:hover {
  background: var(--accent);
  color: #FFFFFF;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Services */
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.service-number {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-1);
}

.service-card h3 {
  margin-bottom: var(--space-1);
}

.service-card .text-secondary {
  margin-top: var(--space-1);
}

@media (min-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-icon {
  width: 40px;
  height: 40px;
  display: block;
  margin-bottom: var(--space-2);
}

.service-grid--four {
  grid-template-columns: 1fr;
}

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

@media (min-width: 1024px) {
  .service-grid--four {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--space-3);
}

.service-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.service-card-link:hover h3 {
  color: var(--accent);
}

.service-card-cta {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-2);
  font-weight: 600;
  font-size: 15px;
  text-decoration: underline;
}

/* Project-type list (Home) */
.project-type-list {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  max-width: 760px;
}

@media (min-width: 768px) {
  .project-type-list {
    grid-template-columns: 1fr 1fr;
  }
}

.project-type-list li {
  padding: var(--space-2) var(--space-3);
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
}

/* Illustrative mockup label (Home hero) */
.illustrative-badge {
  display: inline-block;
  background: #F0F3F7;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  margin-top: var(--space-1);
}

/* FAQ */
.faq-list {
  margin-top: var(--space-4);
  max-width: 760px;
}

.faq-item {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: none;
}

.faq-item h3 {
  margin-bottom: var(--space-1);
}

.faq-item p {
  margin-bottom: 0;
  color: var(--text-secondary);
}

/* Service detail pages */
.service-hero {
  max-width: 760px;
}

.service-section {
  max-width: 760px;
}

.service-section ul {
  margin: 0 0 var(--space-2);
  padding-left: 20px;
}

.service-section li {
  margin-bottom: var(--space-1);
}

.service-meta-list {
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
}

.service-meta-list li {
  padding: var(--space-1) 0 var(--space-1) 20px;
  position: relative;
}

.service-meta-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Real contact (mailto) */
.contact-cta-block {
  max-width: 680px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--space-4);
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}

.contact-email-line {
  font-size: 20px;
  font-weight: 700;
  margin: var(--space-2) 0 var(--space-3);
  word-break: break-word;
}

.contact-instructions {
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}

.contact-instructions li {
  padding: var(--space-1) 0 var(--space-1) 20px;
  position: relative;
  color: var(--text-secondary);
}

.contact-instructions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.contact-safety-note {
  background: #F0F3F7;
  border-radius: 8px;
  padding: var(--space-2) var(--space-3);
  color: var(--text-secondary);
  font-size: 15px;
  margin-top: var(--space-3);
}

/* Demo "request similar project" callout */
.demo-request-cta {
  max-width: 680px;
  margin: var(--space-4) auto 0;
  padding: var(--space-3);
  border: 1px dashed var(--border);
  border-radius: 8px;
  text-align: center;
}

.demo-request-cta p {
  margin-bottom: var(--space-2);
}

/* Example workflow cards */
.example-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.example-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.example-image-frame {
  background: var(--bg);
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
}

.example-image {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  bottom: var(--space-3);
  left: var(--space-3);
  width: calc(100% - (var(--space-3) * 2));
  height: calc(100% - (var(--space-3) * 2));
  object-fit: contain;
  border-radius: 6px;
}

.example-card-body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
}

.example-badge {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  margin: var(--space-1) 0 var(--space-2);
}

.example-card-body .hero-secondary-link {
  margin-top: auto;
}

@media (min-width: 768px) {
  .example-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1200px) {
  .example-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

/* Steps list */
.steps {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  max-width: 640px;
}

.step {
  display: flex;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
}

.step:last-child {
  padding-bottom: 0;
}

.step-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 40px;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.step-line {
  flex: 1;
  width: 2px;
  background: var(--border);
  margin-top: var(--space-1);
  min-height: var(--space-3);
}

.step:last-child .step-line {
  display: none;
}

.step-content {
  padding-top: 6px;
}

/* Closing / CTA blocks */
.cta-block {
  background: #F0F3F7;
  border-radius: 8px;
  padding: var(--space-4);
}

.cta-email-note {
  margin-top: var(--space-2);
}

.closing-note {
  font-weight: 600;
  border-left: 3px solid var(--accent);
  padding-left: var(--space-2);
}

/* Reading-width prose and question lists (Approach) */
.prose {
  max-width: 760px;
}

/* Legal notice */
.legal-draft-notice {
  background: #FBEAEA;
  border: 1px solid var(--error);
  color: var(--error);
  border-radius: 6px;
  padding: var(--space-2) var(--space-3);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.legal-pending-list {
  margin: var(--space-3) 0 var(--space-4);
}

.legal-pending-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  border-top: 1px solid var(--border);
  font-size: 15px;
}

.legal-pending-row:first-child {
  border-top: none;
}

.legal-pending-row dt {
  font-weight: 600;
}

.legal-pending-row dd {
  margin: 0;
  color: var(--text-secondary);
  text-align: right;
}

@media (max-width: 480px) {
  .legal-pending-row {
    flex-direction: column;
    gap: 2px;
  }

  .legal-pending-row dd {
    text-align: left;
  }
}

.aside-block {
  border-left: 3px solid var(--border);
  padding-left: var(--space-3);
}

.question-list {
  list-style: none;
  margin: var(--space-3) 0 var(--space-2);
  padding: 0;
}

.question-list li {
  font-weight: 600;
  padding: var(--space-1) 0;
  border-top: 1px solid var(--border);
}

.question-list li:first-child {
  border-top: none;
}

/* Numbered step sections (Approach) — tighter vertical rhythm, scoped only here */
.section.step-section {
  padding-block: 32px;
}

@media (min-width: 768px) {
  .section.step-section {
    padding-block: 40px;
  }
}

.step-section .question-list {
  margin-top: var(--space-2);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: var(--space-3);
  color: var(--text-secondary);
  font-size: 14px;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--text-secondary);
}

.site-footer a:hover {
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: var(--space-3);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.footer-symbol {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: block;
}

.footer-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.footer-name {
  font-weight: 700;
  color: var(--text);
}

.footer-descriptor {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

/* Concept pages (e.g. concepts/booking-app.html) */
.concept-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-2);
}

.concept-notice {
  background: #F0F3F7;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  font-size: 14px;
  color: var(--text-secondary);
}

.concept-demo-note {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

/* Concept page hero — mobile order (DOM order): label, h1, lede, mockup,
   CTA block, full notice. Desktop keeps the standard two-column .hero-grid,
   with the mockup pinned to the right column spanning the full row height. */
.hero-cta-block {
  margin-top: var(--space-4);
}

@media (min-width: 1024px) {
  /* Explicit row tracks are required here: with only implicit auto-rows,
     Chromium sizes the first row to fully contain the row-spanning
     .hero-media item (confirmed by measurement — the label's row grew to
     the media's own height, ~320px, even though the five text rows'
     combined natural height already exceeds it). Declaring the five rows
     explicitly makes each track size to its own content instead. */
  .concept-hero-grid {
    grid-template-rows: repeat(5, auto);
    row-gap: 0;
  }

  .concept-hero-grid > .concept-label,
  .concept-hero-grid > h1,
  .concept-hero-grid > .lede,
  .concept-hero-grid > .hero-cta-block,
  .concept-hero-grid > .concept-notice {
    grid-column: 1;
  }

  /* Grid items don't collapse margins, so each gap is set once, on the
     following row only (label→h1 12px, h1→lede 20px, lede→actions 24px;
     actions→notice 24px already comes from .concept-notice's own
     margin-top and needs no override). */
  .concept-hero-grid > .concept-label {
    margin-bottom: 0;
  }

  .concept-hero-grid > h1 {
    margin-top: 12px;
    margin-bottom: 0;
  }

  .concept-hero-grid > .lede {
    margin-top: 20px;
    margin-bottom: 0;
  }

  .concept-hero-grid > .hero-cta-block {
    margin-top: 24px;
  }

  .concept-hero-grid > .hero-cta-block > .hero-actions {
    margin-top: 0;
  }

  .concept-hero-grid > .hero-media {
    grid-column: 2;
    grid-row: 1 / -1;
    margin-top: 0;
    align-self: center;
  }
}

.journey-screens {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

@media (min-width: 768px) {
  .journey-screens {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.journey-screen {
  margin: 0;
  width: 100%;
  max-width: 300px;
}

.journey-screen img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.journey-screen figcaption {
  margin-top: var(--space-1);
  font-size: 13px;
  color: var(--text-secondary);
  text-align: center;
}

/* Contextual concept preview block (e.g. on service pages) */
.concept-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: center;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--space-4);
}

.concept-block-media {
  background: var(--bg);
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
  border-radius: 6px;
}

.concept-block-media img {
  position: absolute;
  inset: var(--space-2);
  width: calc(100% - (var(--space-2) * 2));
  height: calc(100% - (var(--space-2) * 2));
  object-fit: contain;
  border-radius: 6px;
}

.concept-block-body .concept-label {
  margin-bottom: var(--space-1);
}

@media (min-width: 1024px) {
  .concept-block {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}