/* =========================================================
   VictorIA Consulting — AI Systems Design Language
   Shared stylesheet for all pages.
========================================================= */

/* =========================================================
   0. CUSTOM PROPERTIES
========================================================= */
:root{
  /* surfaces */
  --bg-void: #0A0D12;
  --bg-base: #0D1117;
  --bg-panel: #131922;
  --bg-panel-raised: #1A2130;
  --bg-navy: #0E1B2E;

  /* borders */
  --line: rgba(237,241,247,0.09);
  --line-strong: rgba(237,241,247,0.18);

  /* text */
  --ink: #F2F4F8;
  --ink-dim: #A9B2C0;
  --ink-faint: #7C8794;

  /* AI accents */
  --blue: #4FA8FF;
  --cyan: #59D6C9;
  --amber: #D9A15C;
  --openai: #17B990;
  --anthropic: #D98757;
  --gemini: #8AA0FF;

  /* type */
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container: 1280px;
  --gutter: clamp(24px, 5vw, 72px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =========================================================
   1. RESET
========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; background: var(--bg-base); }
body{
  margin: 0;
  background: var(--bg-base);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img{ max-width: 100%; display: block; }
ul{ margin: 0; padding: 0; list-style: none; }
a{ color: inherit; text-decoration: none; }
button{ font-family: inherit; cursor: pointer; }
h1,h2,h3,h4,p{ margin: 0; }
section{ position: relative; }

:focus-visible{
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================
   2. TYPE / UTILITIES
========================================================= */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before{
  content: '';
  width: 14px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.eyebrow--openai{ color: var(--openai); }
.eyebrow--anthropic{ color: var(--anthropic); }
.eyebrow--gemini{ color: var(--gemini); }
.eyebrow--dim{ color: var(--ink-dim); }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.container--narrow{ max-width: 920px; }

.rule{ width: 100%; height: 1px; background: var(--line); border: 0; margin: 0; }

.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  padding: 15px 28px;
  border-radius: 2px;
  transition: background var(--ease) 0.25s, color var(--ease) 0.25s, border-color var(--ease) 0.25s;
  white-space: nowrap;
}
.btn--primary{
  background: var(--ink);
  color: var(--bg-void);
  border: 1px solid var(--ink);
}
.btn--primary:hover{
  background: var(--blue);
  border-color: var(--blue);
  color: var(--bg-void);
}
.btn--ghost{
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn--ghost:hover{ border-color: var(--ink); }
.btn__arrow{ transition: transform var(--ease) 0.25s; }
.btn:hover .btn__arrow{ transform: translateX(3px); }

.link-underline{ position: relative; display: inline-block; }
.link-underline::after{
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0.3);
  transform-origin: left;
  opacity: 0.5;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.link-underline:hover::after{ transform: scaleX(1); opacity: 1; }

.text-link{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  color: var(--blue);
}

/* reveal-on-scroll */
.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity: 1; transform: none; } }

.reveal-fade{ opacity: 0; transition: opacity 0.7s var(--ease); }
.reveal-fade.is-visible{ opacity: 1; }
@media (prefers-reduced-motion: reduce){ .reveal-fade{ opacity: 1; } }

/* =========================================================
   3. IMAGE PLACEHOLDERS
========================================================= */
.image-placeholder{
  position: relative;
  width: 100%;
  height: 100%;
  background: linear-gradient(155deg, #12161F 0%, #1B2230 100%);
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  min-height: 260px;
}
.image-placeholder::before{
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, rgba(79,168,255,0.05) 0, rgba(79,168,255,0.05) 1px, transparent 1px, transparent 14px);
}
img.image-placeholder{ background: none; object-fit: cover; object-position: center; }
img.image-placeholder::before{ content: none; }
img.image-placeholder--focus-right{ object-position: 78% center; }

.image-placeholder--openai{ border-top: 2px solid var(--openai); }
.image-placeholder--anthropic{ border-top: 2px solid var(--anthropic); }
.image-placeholder--gemini{ border-top: 2px solid var(--gemini); }
.image-placeholder--automation{ border-top: 2px solid var(--blue); }

.image-placeholder__label{
  position: relative;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.image-placeholder__label span{
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
}
.image-placeholder__label strong{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  color: var(--ink);
  max-width: 32ch;
}
.image-placeholder__label small{
  font-family: var(--font-body);
  font-size: 12.5px;
  color: var(--ink-dim);
}

.image-placeholder--hero{ aspect-ratio: 4 / 5; min-height: 480px; }
.image-placeholder--wide{ aspect-ratio: 16 / 9; }
.image-placeholder--portrait{ aspect-ratio: 3 / 4; }
.image-placeholder--panoramic{ aspect-ratio: 21 / 9; }
.image-placeholder--square{ aspect-ratio: 1 / 1; }
.image-placeholder--fourfive{ aspect-ratio: 4 / 5; }

/* =========================================================
   4. HEADER / NAV
========================================================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,13,18,0.55);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: background var(--ease) 0.35s, border-color var(--ease) 0.35s;
}
.site-header.is-scrolled{
  background: rgba(10,13,18,0.92);
  border-bottom: 1px solid var(--line);
}
.site-header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
  transition: padding var(--ease) 0.35s;
}
.site-header.is-scrolled .site-header__inner{ padding-top: 15px; padding-bottom: 15px; }

.logo{
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.logo em{ font-style: normal; color: var(--blue); }

.main-nav{ display: flex; align-items: center; gap: 40px; }
.main-nav__links{ display: flex; gap: 32px; }
.main-nav__links a{ font-size: 14.5px; font-weight: 600; color: var(--ink-dim); transition: color 0.2s var(--ease); }
.main-nav__links a:hover,
.main-nav__links a[aria-current="page"]{ color: var(--ink); }

.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  width: 42px;
  height: 42px;
  border-radius: 2px;
  align-items: center;
  justify-content: center;
}
.nav-toggle__bars{ position: relative; width: 18px; height: 12px; }
.nav-toggle__bars span{
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), top 0.3s var(--ease);
}
.nav-toggle__bars span:nth-child(1){ top: 0; }
.nav-toggle__bars span:nth-child(2){ top: 50%; }
.nav-toggle__bars span:nth-child(3){ top: 100%; }
.nav-open .nav-toggle__bars span:nth-child(1){ top: 50%; transform: rotate(45deg); }
.nav-open .nav-toggle__bars span:nth-child(2){ opacity: 0; }
.nav-open .nav-toggle__bars span:nth-child(3){ top: 50%; transform: rotate(-45deg); }

.site-header__nav-panel{ display: none; }

/* =========================================================
   5. PAGE HERO (subpages)
========================================================= */
.page-hero{
  padding: clamp(56px, 9vw, 110px) 0 clamp(48px, 7vw, 80px);
  border-bottom: 1px solid var(--line);
}
.page-hero--image{
  padding: clamp(96px, 14vw, 170px) 0 clamp(80px, 11vw, 130px);
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
}
.page-hero--services{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.8) 0%, rgba(10,13,18,0.68) 55%, rgba(10,13,18,0.38) 100%),
    url("assets/services-hero.webp");
}
.page-hero--technologias{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.72) 0%, rgba(10,13,18,0.58) 55%, rgba(10,13,18,0.24) 100%),
    url("assets/technologies-hero.webp");
}
.page-hero--use-cases{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.75) 0%, rgba(10,13,18,0.62) 55%, rgba(10,13,18,0.28) 100%),
    url("assets/use-cases-hero.webp");
}
.page-hero--contact{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.75) 0%, rgba(10,13,18,0.62) 55%, rgba(10,13,18,0.28) 100%),
    url("assets/about-contact-hero.webp");
}
.page-hero__eyebrow{ margin-bottom: 20px; }
.page-hero__heading{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  max-width: 18ch;
}
.page-hero__body{
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-dim);
  max-width: 60ch;
}

/* =========================================================
   6. HERO (home)
========================================================= */
.hero{ padding-top: clamp(32px, 6vw, 64px); padding-bottom: clamp(56px, 8vw, 96px); }
.hero__grid{
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.hero__figure{ position: relative; }
.hero__figure .image-placeholder{ aspect-ratio: 1717 / 916; }
.hero--image{
  padding-top: clamp(56px, 8vw, 110px);
  padding-bottom: clamp(56px, 8vw, 100px);
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
}
.hero--option2{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.55) 0%, rgba(10,13,18,0.4) 45%, rgba(10,13,18,0.15) 100%),
    url("assets/home-hero.webp");
}
.hero__content{ max-width: 720px; }
.hero__grid .hero__content{ max-width: 560px; }
.hero__eyebrow{ margin-bottom: 22px; }
.hero__headline{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.hero__headline .accent{ color: var(--blue); font-weight: 500; }
.hero__body{ margin-top: 28px; font-size: 17px; line-height: 1.7; color: var(--ink-dim); max-width: 46ch; }
.hero__body strong{ color: var(--ink); font-weight: 600; }
.hero__ctas{ margin-top: 38px; display: flex; flex-wrap: wrap; align-items: center; gap: 22px; }
.hero__micro{
  margin-top: 34px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* =========================================================
   7. INTRO / PROBLEM
========================================================= */
.intro{ padding: clamp(72px, 11vw, 140px) 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.intro__grid{ display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(28px, 5vw, 64px); }
.intro__eyebrow-col{ align-self: start; }
.intro__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(30px, 3.6vw, 46px); line-height: 1.2; margin-top: 18px; }
.intro__body p{ font-size: clamp(18px, 1.6vw, 21px); line-height: 1.65; color: var(--ink); max-width: 58ch; }
.intro__body p + p{ margin-top: 20px; }
.intro__body p.muted{ color: var(--ink-dim); font-size: 17px; }

/* =========================================================
   8. FRAMEWORK / STEPS
========================================================= */
.journey{ padding: clamp(80px, 10vw, 130px) 0 clamp(40px, 6vw, 60px); }
.journey__head{ display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(28px, 5vw, 64px); margin-bottom: clamp(56px, 8vw, 96px); }
.journey__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.2vw, 40px); line-height: 1.22; margin-top: 18px; }
.journey__intro-copy{ font-size: 18px; color: var(--ink-dim); max-width: 52ch; align-self: end; }

.journey__list{ border-top: 1px solid var(--line); }
.step{ border-bottom: 1px solid var(--line); padding: clamp(40px, 5vw, 56px) 0; display: grid; grid-template-columns: 120px 1fr; gap: clamp(24px, 4vw, 56px); }
.step__number{ font-family: var(--font-display); font-weight: 500; font-size: clamp(40px, 4.6vw, 56px); line-height: 1; color: var(--blue); }
.step__body{ display: grid; grid-template-columns: 1fr; gap: 28px; }
.step__label{ font-size: 12.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-dim); margin-bottom: 10px; }
.step__title{ font-family: var(--font-display); font-weight: 500; font-size: clamp(22px, 2.4vw, 28px); color: var(--ink); }
.step__text{ margin-top: 16px; font-size: 16.5px; color: var(--ink-dim); max-width: 62ch; line-height: 1.7; }
.step__note{ margin-top: 20px; font-size: 14px; font-style: italic; color: var(--ink-faint); border-left: 2px solid var(--line-strong); padding-left: 16px; max-width: 52ch; }
.step__tags{ margin-top: 20px; display: flex; flex-wrap: wrap; gap: 8px; }
.tag{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 6px 10px;
}
.tag::before{ content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); flex: none; }
.tag--openai::before{ background: var(--openai); }
.tag--anthropic::before{ background: var(--anthropic); }
.tag--gemini::before{ background: var(--gemini); }

/* =========================================================
   9. FLOW DIAGRAM
========================================================= */
.flow-section__eyebrow{ margin-bottom: 20px; }
.flow{
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  padding: clamp(28px, 4vw, 44px) clamp(20px, 3vw, 36px);
  border-radius: 2px;
  overflow: hidden;
}
.flow__stage{
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.flow__stage-label{
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}
.flow__stage-sub{ display: none; }
.flow__nodes{ display: flex; flex-direction: column; gap: 8px; }
.flow__nodes li{
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-panel-raised);
  border: 1px solid var(--line);
  border-left: 2px solid var(--blue);
  border-radius: 2px;
  padding: 9px 12px;
}
.flow__stage--core .flow__nodes li{
  background: var(--bg-navy);
  border-left-color: var(--cyan);
}
.flow__nodes--ai li:nth-child(1){ border-left-color: var(--openai); }
.flow__nodes--ai li:nth-child(2){ border-left-color: var(--anthropic); }
.flow__nodes--ai li:nth-child(3){ border-left-color: var(--gemini); }

.flow__link{
  flex: 0 0 clamp(28px, 4vw, 64px);
  position: relative;
  align-self: center;
  height: 1px;
  background: var(--line-strong);
  margin: 0 clamp(4px, 1vw, 10px);
}
.flow__link::after{
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 8px 1px rgba(79,168,255,0.6);
  animation: flow-travel 2.6s linear infinite;
}
.flow__link--arrow{ display: none; }

@keyframes flow-travel{
  0%{ left: 0; opacity: 0; }
  10%{ opacity: 1; }
  90%{ opacity: 1; }
  100%{ left: calc(100% - 6px); opacity: 0; }
}
@media (prefers-reduced-motion: reduce){
  .flow__link::after{ animation: none; left: calc(50% - 3px); opacity: 1; }
}

.flow--compact{ padding: clamp(20px, 3vw, 28px); }
.flow--compact .flow__nodes li{ font-size: 12.5px; padding: 7px 10px; }

/* =========================================================
   10. TECHNOLOGY ECOSYSTEM (overview)
========================================================= */
.ecosystem{ padding: clamp(80px, 10vw, 130px) 0; border-top: 1px solid var(--line); }
.ecosystem__head{ display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(28px, 5vw, 64px); margin-bottom: clamp(48px, 6vw, 72px); }
.ecosystem__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.4vw, 42px); line-height: 1.2; margin-top: 18px; }
.ecosystem__body{ font-size: 17px; color: var(--ink-dim); max-width: 56ch; align-self: end; line-height: 1.7; }
.ecosystem__body strong{ color: var(--ink); font-weight: 600; }

.tech-teasers{ margin-top: clamp(48px, 6vw, 72px); border-top: 1px solid var(--line); }
.tech-teaser{
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: 24px;
  align-items: center;
}
.tech-teaser__name{
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}
.tech-teaser__name::before{ content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.tech-teaser--openai .tech-teaser__name::before{ background: var(--openai); }
.tech-teaser--anthropic .tech-teaser__name::before{ background: var(--anthropic); }
.tech-teaser--gemini .tech-teaser__name::before{ background: var(--gemini); }
.tech-teaser__desc{ font-size: 15.5px; color: var(--ink-dim); }

/* =========================================================
   11. TECH MODEL SECTION (ChatGPT / Claude / Gemini full)
========================================================= */
.tech-section{ padding: clamp(80px, 10vw, 130px) 0; border-top: 1px solid var(--line); }
.tech-section__grid{ display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: center; }
.tech-section--reverse .tech-section__grid{ direction: rtl; }
.tech-section--reverse .tech-section__grid > *{ direction: ltr; }
.tech-section__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.18; margin-top: 18px; max-width: 14ch; }
.tech-section__body{ margin-top: 24px; font-size: 17px; line-height: 1.75; color: var(--ink-dim); max-width: 52ch; }
.tech-section__apps{ margin-top: 32px; }
.tech-section__apps-label{ font-size: 12.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 14px; }
.tech-section__apps ul{ display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
.tech-section__apps li{
  font-size: 14.5px;
  color: var(--ink);
  padding-left: 16px;
  position: relative;
}
.tech-section__apps li::before{ content: ''; position: absolute; left: 0; top: 9px; width: 6px; height: 1px; background: var(--ink-faint); }
.tech-section .image-placeholder--fourfive{ min-height: 380px; }

.tech-section--openai .tech-section__heading{ color: var(--ink); }
.tech-section--openai .step__number,
.tech-section--openai .tech-section__apps li::before{ background: var(--openai); }
.tech-section--anthropic .tech-section__apps li::before{ background: var(--anthropic); }
.tech-section--gemini .tech-section__apps li::before{ background: var(--gemini); }

/* =========================================================
   12. STRATEGIC BREAK
========================================================= */
.break{ background: var(--bg-navy); color: var(--ink); padding: clamp(90px, 13vw, 160px) 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.break__inner{ max-width: 900px; }
.break__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(32px, 5vw, 58px); line-height: 1.2; }
.break__heading .line--muted{ display: block; color: var(--ink-dim); }
.break__body{ margin-top: 36px; font-size: 19px; line-height: 1.7; color: var(--ink-dim); max-width: 46ch; }

/* =========================================================
   13. OUTCOMES
========================================================= */
.outcomes{ padding: clamp(80px, 11vw, 140px) 0; }
.outcomes__head{ display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(28px, 5vw, 64px); margin-bottom: clamp(48px, 7vw, 80px); }
.outcomes__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.2vw, 40px); line-height: 1.22; margin-top: 18px; }
.outcomes__list{ border-top: 1px solid var(--line); }
.outcome-item{ display: grid; grid-template-columns: 80px 1fr; align-items: center; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); transition: padding-left 0.3s var(--ease); }
.outcome-item:hover{ padding-left: 10px; }
.outcome-item__index{ font-family: var(--font-display); font-size: 18px; color: var(--blue); }
.outcome-item__text{ font-family: var(--font-display); font-size: clamp(19px, 2vw, 25px); color: var(--ink); font-weight: 500; }

/* =========================================================
   14. USE CASES
========================================================= */
.use-cases{ padding: clamp(80px, 11vw, 140px) 0; background: var(--bg-panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.use-cases__head{ display: grid; grid-template-columns: 0.9fr 1.4fr; gap: clamp(28px, 5vw, 64px); }
.use-cases__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.2vw, 40px); line-height: 1.22; margin-top: 18px; }
.use-cases__lede{ font-size: 18px; color: var(--ink-dim); max-width: 56ch; align-self: end; }
.use-cases__body{ margin-top: clamp(56px, 7vw, 90px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 5vw, 72px); align-items: start; }
.use-cases__figure .image-placeholder{ aspect-ratio: 3 / 4; position: sticky; top: 120px; }
.use-cases__list{ border-top: 1px solid var(--line); }
.use-case{ padding: 26px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 1fr 2fr; gap: 20px; }
.use-case__area{ font-family: var(--font-display); font-weight: 500; font-size: 18px; color: var(--ink); }
.use-case__desc{ font-size: 15.5px; color: var(--ink-dim); line-height: 1.65; }
.use-cases__more{ margin-top: 40px; }

/* use-case workflow chips (casos-de-uso.html) */
.use-case__flow{ margin-top: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.use-case__flow span{
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-panel-raised);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 6px 10px;
}
.use-case__flow span.is-ai{ border-color: var(--blue); color: var(--blue); }
.use-case__flow em{ font-style: normal; color: var(--ink-faint); font-size: 13px; }

/* =========================================================
   15. MANIFESTO (Why VictorIA)
========================================================= */
.manifesto{ background: var(--bg-void); color: var(--ink); padding: clamp(90px, 13vw, 160px) 0; }
.manifesto--image{ background-size: cover; background-position: center right; background-repeat: no-repeat; }
.manifesto--about{
  background-image:
    linear-gradient(115deg, rgba(10,13,18,0.75) 0%, rgba(10,13,18,0.62) 55%, rgba(10,13,18,0.28) 100%),
    url("assets/about-contact-hero.webp");
}
.manifesto__eyebrow{ color: var(--blue); }
.manifesto__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(32px, 5vw, 56px); line-height: 1.18; margin-top: 22px; max-width: 16ch; }
.manifesto__body{ margin-top: 32px; font-size: 18px; line-height: 1.75; color: var(--ink-dim); max-width: 48ch; }
.manifesto__principles{ margin-top: clamp(56px, 7vw, 88px); border-top: 1px solid var(--line); }
.manifesto__principle{ padding: 26px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 60px 1fr; gap: 20px; align-items: baseline; }
.manifesto__principle span{ font-family: var(--font-display); color: var(--blue); font-size: 15px; }
.manifesto__principle p{ font-family: var(--font-display); font-size: clamp(19px, 2vw, 25px); color: var(--ink); }

/* =========================================================
   16. DIAGNOSTIC
========================================================= */
.diagnostic{ padding: clamp(80px, 11vw, 140px) 0; }
.diagnostic__grid{ display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.diagnostic__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.2; margin-top: 18px; }
.diagnostic__body{ margin-top: 24px; font-size: 17px; color: var(--ink-dim); line-height: 1.7; max-width: 46ch; }
.diagnostic__highlight{ margin-top: 28px; font-family: var(--font-display); font-size: 18px; color: var(--ink); border-left: 2px solid var(--blue); padding-left: 20px; max-width: 42ch; }
.diagnostic__cta{ margin-top: 36px; }
.diagnostic__figure .image-placeholder{ aspect-ratio: 21 / 9; }

/* =========================================================
   17. FINAL CTA
========================================================= */
.final-cta{ background: var(--bg-navy); color: var(--ink); padding: clamp(100px, 15vw, 200px) 0; text-align: left; border-top: 1px solid var(--line); }
.final-cta__inner{ max-width: 880px; }
.final-cta__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(32px, 5.2vw, 60px); line-height: 1.18; }
.final-cta__heading .fade{ color: var(--ink-dim); }
.final-cta__body{ margin-top: 32px; font-size: 18px; color: var(--ink-dim); max-width: 48ch; line-height: 1.7; }
.final-cta__actions{ margin-top: 44px; display: flex; flex-wrap: wrap; gap: 20px; }

/* =========================================================
   18. FOOTER
========================================================= */
.site-footer{ background: var(--bg-void); border-top: 1px solid var(--line); padding: 64px 0 32px; }
.site-footer__top{ display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.site-footer__brand .logo{ margin-bottom: 14px; }
.site-footer__tagline{ color: var(--ink-dim); font-size: 15px; max-width: 34ch; }
.site-footer__heading{ font-size: 12.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 18px; }
.site-footer__links li{ margin-bottom: 12px; }
.site-footer__links a{ font-size: 15px; color: var(--ink-dim); }
.site-footer__links a:hover{ color: var(--ink); }
.site-footer__contact li{ margin-bottom: 12px; font-size: 15px; color: var(--ink); }
.site-footer__contact li small{ display: block; color: var(--ink-faint); font-size: 12.5px; margin-top: 2px; }
.site-footer__bottom{ padding-top: 28px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--ink-faint); }

/* =========================================================
   19. CONTACT FORM
========================================================= */
.contact-grid{ padding: clamp(64px, 9vw, 110px) 0 clamp(90px, 12vw, 140px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 80px); }
.contact-info__heading{ font-family: var(--font-display); font-weight: 500; font-size: clamp(24px, 2.6vw, 30px); }
.contact-info__list{ margin-top: 28px; border-top: 1px solid var(--line); }
.contact-info__item{ padding: 20px 0; border-bottom: 1px solid var(--line); }
.contact-info__item span{ display: block; font-size: 12.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 6px; }
.contact-info__item a, .contact-info__item p{ font-size: 16px; color: var(--ink); }

.contact-form{ background: var(--bg-panel); border: 1px solid var(--line); padding: clamp(28px, 4vw, 40px); border-radius: 2px; }
.form-field{ margin-bottom: 20px; }
.form-field label{ display: block; font-size: 13px; font-weight: 600; color: var(--ink-dim); margin-bottom: 8px; }
.form-field input,
.form-field textarea{
  width: 100%;
  background: var(--bg-panel-raised);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  border-radius: 2px;
  transition: border-color 0.2s var(--ease);
}
.form-field input:focus,
.form-field textarea:focus{ outline: none; border-color: var(--blue); }
.form-field textarea{ resize: vertical; min-height: 120px; }
.form-note{ margin-top: 16px; font-size: 13px; color: var(--ink-faint); }

/* =========================================================
   20. RESPONSIVE
========================================================= */
@media (max-width: 1024px){
  .hero__grid{ grid-template-columns: 1fr; }
  .hero__figure{ order: -1; }
  .hero__content{ max-width: none; }

  .intro__grid, .journey__head, .outcomes__head, .use-cases__head,
  .ecosystem__head, .diagnostic__grid, .contact-grid{ grid-template-columns: 1fr; }
  .journey__intro-copy, .ecosystem__body{ align-self: start; margin-top: 8px; }

  .use-cases__body{ grid-template-columns: 1fr; }
  .use-cases__figure .image-placeholder{ position: static; aspect-ratio: 16/9; }

  .diagnostic__figure{ order: -1; }
  .diagnostic__figure .image-placeholder{ aspect-ratio: 16/9 !important; }

  .tech-section__grid{ grid-template-columns: 1fr; direction: ltr !important; }
  .tech-section .image-placeholder{ aspect-ratio: 16/9; min-height: 280px; }
  .tech-section__apps ul{ grid-template-columns: 1fr; }

  .tech-teaser{ grid-template-columns: 1fr; row-gap: 8px; }

  .site-footer__top{ grid-template-columns: 1fr 1fr; }
  .site-footer__brand{ grid-column: 1 / -1; margin-bottom: 12px; }
}

@media (max-width: 900px){
  .flow{ flex-direction: column; align-items: stretch; gap: 20px; }
  .flow__link{ flex: none; width: 1px; height: 24px; margin: 0 0 0 20px; }
  .flow__link::after{ animation: flow-travel-vertical 2.6s linear infinite; left: 50%; top: 0; margin-left: -3px; margin-top: 0; }
  @keyframes flow-travel-vertical{
    0%{ top: 0; opacity: 0; } 10%{ opacity: 1; } 90%{ opacity: 1; } 100%{ top: calc(100% - 6px); opacity: 0; }
  }
  @media (prefers-reduced-motion: reduce){
    .flow__link::after{ animation: none; top: calc(50% - 3px); opacity: 1; }
  }
}

@media (max-width: 760px){
  body{ font-size: 16px; }
  .main-nav{ display: none; }
  .nav-toggle{ display: flex; }

  .site-header__nav-panel{
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-base);
    border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 28px;
  }
  .site-header.nav-open .site-header__nav-panel{ display: block; }
  .site-header__nav-panel a{ display: block; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; font-weight: 600; color: var(--ink); }
  .site-header__nav-panel .btn{ margin-top: 20px; width: 100%; justify-content: center; }

  .step{ grid-template-columns: 1fr; gap: 16px; }
  .step__number{ font-size: 32px; }

  .use-case{ grid-template-columns: 1fr; gap: 8px; }
  .outcome-item{ grid-template-columns: 44px 1fr; }
  .tech-teaser{ grid-template-columns: 1fr; }

  .manifesto__principle{ grid-template-columns: 40px 1fr; }

  .flow__stage--collapse-mobile,
  .flow__link--collapse-mobile{ display: none; }
  .flow__stage-sub{ display: block; margin-top: 10px; font-size: 12px; color: var(--ink-faint); }

  .site-footer__top{ grid-template-columns: 1fr; }
  .site-footer__bottom{ flex-direction: column; }
}


/* Production accessibility + form states */
.skip-link{
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 9999;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--bg-void);
  font-weight: 700;
  border-radius: 2px;
  transform: translateY(-180%);
  transition: transform 0.18s var(--ease);
}
.skip-link:focus{ transform: translateY(0); }

.form-field input[aria-invalid="true"],
.form-field textarea[aria-invalid="true"]{ border-color: #f08b8b; }
.form-status{ min-height: 1.4em; margin-top: 14px; font-size: 13px; color: var(--ink-dim); }
.form-status--error{ color: #ffb0b0; }
.form-required{ color: var(--blue); }
.netlify-honeypot{
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.main-nav a:focus-visible,
.site-header__nav-panel a:focus-visible,
.logo:focus-visible,
.btn:focus-visible,
.link-underline:focus-visible,
.nav-toggle:focus-visible,
.form-field input:focus-visible,
.form-field textarea:focus-visible{
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* Keep the full desktop navigation from wrapping at tablet widths. */
@media (max-width: 980px){
  .main-nav{ display: none; }
  .nav-toggle{ display: flex; }
  .site-header__nav-panel{
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-base);
    border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 28px;
  }
  .site-header.nav-open .site-header__nav-panel{ display: block; }
  .site-header__nav-panel a{
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
  }
  .site-header__nav-panel .btn{ margin-top: 20px; width: 100%; justify-content: center; }
}