/* ============ RESET ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
  background: var(--paper-pure);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.02em; color: var(--ink); }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }
ul { list-style: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ============ CONTAINER ============ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad-mobile);
}
@media (min-width: 768px) { .container { padding: 0 var(--container-pad-tablet); } }
@media (min-width: 1024px) { .container { padding: 0 var(--container-pad-desktop); } }

/* ============ SECTION BASE ============ */
.section {
  padding: var(--space-13) 0;
  background: var(--paper-pure);
}
@media (max-width: 767px) { .section { padding: var(--space-10) 0; } }

.section-dark {
  background: var(--night);
  color: var(--ink-inv);
}
.section-dark .section-title { color: var(--ink-inv); }
.section-dark .section-lead { color: var(--ink-inv-2); }
.section-dark .eyebrow { color: var(--accent-inv); }

/* ============ EYEBROW / TITLE / LEAD ============ */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  line-height: var(--lh-eyebrow);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--space-3);
  display: inline-block;
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-primary);
  line-height: var(--lh-h-primary);
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--space-5);
}
@media (min-width: 1024px) {
  .section-title { font-size: var(--fs-h-primary); line-height: var(--lh-h-primary); }
}
@media (max-width: 767px) {
  .section-title { font-size: var(--fs-h-secondary); line-height: var(--lh-h-secondary); }
}
.section-lead {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink-2);
  max-width: 62ch;
  margin-bottom: var(--space-10);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: var(--space-9);
  padding: 0 var(--space-7);
  font-family: var(--font-body);
  font-size: var(--fs-button);
  font-weight: 500;
  line-height: var(--lh-button);
  border-radius: var(--radius-button);
  transition: background-color 150ms var(--ease-smooth), border-color 150ms var(--ease-smooth), color 150ms var(--ease-smooth), transform 150ms var(--ease-smooth);
  white-space: nowrap;
  min-height: var(--space-9);
  cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
}
.btn-primary:hover { background: #006EDB; }
.btn-primary:active { background: #0076DF; }

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
  padding: 0 calc(var(--space-7) - 1.5px);
}
.btn-secondary:hover { border-color: var(--ink); background: var(--paper); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  padding: 0 var(--space-2);
  border-radius: 0;
  height: var(--space-9);
}
.btn-ghost:hover { color: var(--accent); }

/* ============ LINKS ============ */
.link {
  color: var(--accent);
  font-size: var(--fs-link);
  font-weight: 500;
  line-height: var(--lh-link);
  transition: color 150ms var(--ease-smooth);
}
.link:hover { color: #006EDB; text-decoration: underline; }

/* ============ NAV ============ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--space-9);
  background: transparent;
  border-bottom: 1px solid transparent;
  z-index: 100;
  transition: background-color 200ms var(--ease-smooth), border-color 200ms var(--ease-smooth), backdrop-filter 200ms var(--ease-smooth);
}
.nav.is-scrolled {
  background: rgba(250, 249, 246, 0.85);
  border-bottom-color: var(--line);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.nav-brand-mark {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.nav-brand-mark svg { width: 16px; height: 16px; }
.nav-menu { display: none; gap: var(--space-7); }
.nav-menu a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 150ms var(--ease-smooth);
}
.nav-menu a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: var(--space-3); }
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--space-9);
  height: var(--space-9);
}
.nav-toggle svg { width: 20px; height: 20px; }
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--space-9);
  left: 0;
  right: 0;
  background: rgba(250, 249, 246, 0.95);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
  padding: var(--space-3) var(--container-pad-mobile) var(--space-5);
}
.nav-mobile.is-open { display: block; }
.nav-mobile ul { display: flex; flex-direction: column; gap: var(--space-2); }
.nav-mobile a {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--fs-body);
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}
.nav-mobile-cta { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-5); }
@media (min-width: 1024px) {
  .nav-menu { display: flex; }
  .nav-toggle { display: none; }
}

/* ============ HERO ============ */
.hero {
  padding: calc(var(--space-16) + var(--space-9)) 0 var(--space-15);
  background: var(--paper-pure);
  min-height: 640px;
  display: flex;
  align-items: center;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: var(--space-12); }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  letter-spacing: -0.03em;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--space-6);
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}
@media (min-width: 1024px) {
  .hero-headline { font-size: var(--fs-display-xl); line-height: var(--lh-display-xl); }
}
.hero-sub {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink-2);
  margin-bottom: var(--space-8);
  max-width: 56ch;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* Hero mockup */
.hero-visual {
  position: relative;
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F7 100%);
  padding: var(--space-5);
  border: 1px solid var(--line);
  transform: scale(1.05);
}
.hero-mockup { width: 100%; height: auto; }

/* ============ PARA QUIÉN ES (easy grid) ============ */
.easy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) { .easy-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-7); } }
.easy-card {
  padding: var(--space-7);
  border-radius: var(--radius-card);
  background: var(--paper);
  border: 1px solid var(--line);
  transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
.easy-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}
.easy-num {
  font-family: var(--font-display);
  font-size: var(--fs-mono);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
  font-style: italic;
}
.easy-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.easy-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 26px;
  color: var(--ink-2);
}

/* ============ PROBLEMA (prose-block, dark section) ============ */
.prose-block { max-width: 62ch; }
.prose-block p {
  font-size: 19px;
  line-height: 32px;
  color: var(--ink-inv-2);
  margin-bottom: var(--space-6);
}
.prose-block p:last-child {
  margin-bottom: 0;
  color: var(--ink-inv);
  font-weight: 500;
}
.highlight {
  background: rgba(74, 158, 255, 0.12);
  color: inherit;
  padding: 2px 8px;
  border-radius: 4px;
}

/* ============ SOLUCIÓN / PILLARS / PRINCIPLES ============ */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) { .pillars { grid-template-columns: repeat(3, 1fr); gap: var(--space-7); } }
.pillar {
  padding: var(--space-8) var(--space-7);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--paper-pure);
  transition: box-shadow 200ms var(--ease-smooth), transform 200ms var(--ease-smooth);
}
.pillar:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}
.pillar-num {
  font-family: var(--font-display);
  font-size: var(--fs-h-secondary);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--accent);
  margin-bottom: var(--space-5);
  font-style: italic;
}
.pillar-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.pillar-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 26px;
  color: var(--ink-2);
}

.principles {
  margin-top: var(--space-13);
  padding-top: var(--space-10);
  border-top: 1px solid var(--line);
}
.principles-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-7);
}
.principles-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  list-style: none;
  counter-reset: principle;
}
.principles-list li {
  counter-increment: principle;
  position: relative;
  padding-left: 48px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.principles-list li::before {
  content: counter(principle, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  font-style: italic;
}
.principles-list li strong {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
  line-height: 28px;
}
.principles-list li span {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 26px;
  color: var(--ink-2);
}

/* ============ SISTEMA ============ */
.sistema-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
}
@media (min-width: 768px) { .sistema-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); } }
.sistema-card {
  padding: var(--space-8);
  border-radius: var(--radius-card);
  background: var(--paper-pure);
  border: 1px solid var(--line);
  transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
.sistema-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}
.sistema-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-input);
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.sistema-icon svg { width: 24px; height: 24px; }
.sistema-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.sistema-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 26px;
  color: var(--ink-2);
}

/* ============ FEATURES ============ */
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
}
@media (min-width: 768px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features { grid-template-columns: repeat(3, 1fr); } }
.feature {
  background: var(--paper-pure);
  padding: var(--space-7);
  transition: background-color 150ms var(--ease-smooth);
}
.feature:hover { background: var(--paper); }
.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-input);
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}
.feature-icon svg { width: 22px; height: 22px; }
.feature-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  line-height: 26px;
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.feature-body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 24px;
  color: var(--ink-2);
}

/* ============ SEGURIDAD (qa list) ============ */
.qa-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 880px;
}
.qa {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--line);
}
.qa:last-child { border-bottom: 1px solid var(--line); }
.qa-q {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.qa-a {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 28px;
  color: var(--ink-2);
}

/* ============ CASOS (use cases) ============ */
.use-cases {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) { .use-cases { grid-template-columns: repeat(3, 1fr); gap: var(--space-7); } }
.use-case {
  padding: var(--space-7);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
.use-case:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}
.use-case-role {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.use-case-title {
  font-family: var(--font-display);
  font-size: var(--fs-h-tertiary);
  font-weight: 500;
  line-height: var(--lh-h-tertiary);
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.use-case-body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 24px;
  color: var(--ink-2);
}

/* ============ PRICING ============ */
.pricing {
  text-align: center;
  padding: var(--space-13) 0;
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.pricing .section-title,
.pricing .section-lead { margin-left: auto; margin-right: auto; }
.pricing-note {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink-3);
  margin-top: var(--space-5);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ============ FINAL CTA ============ */
.cta-final {
  background: var(--night);
  padding: var(--space-15) 0;
  color: var(--ink-inv);
}
.cta-final-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.cta-final .section-title,
.cta-final .section-lead { margin-left: auto; margin-right: auto; margin-bottom: var(--space-8); }

.contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
@media (min-width: 768px) { .contact-channels { grid-template-columns: repeat(3, 1fr); } }
.contact-channel {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--line-inv);
  border-radius: var(--radius-card);
  background: transparent;
  transition: border-color 150ms var(--ease-smooth), background-color 150ms var(--ease-smooth);
}
.contact-channel:hover {
  border-color: var(--accent-inv);
  background: rgba(74, 158, 255, 0.08);
}
.contact-channel-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-inv);
  color: var(--night);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.contact-channel-icon svg { width: 20px; height: 20px; }
.contact-channel-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; text-align: left; }
.contact-channel-text strong {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-inv);
  line-height: 1.2;
}
.contact-channel-text small {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink-inv-2);
  line-height: 1.3;
}

.or-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-8) 0;
  color: var(--ink-inv-3);
  font-family: var(--font-body);
  font-size: 13px;
}
.or-divider::before,
.or-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-inv);
}

.lead-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-7);
  text-align: left;
}
@media (min-width: 768px) {
  .lead-form { grid-template-columns: 1fr 1fr; }
  .lead-form .field-full { grid-column: 1 / -1; }
}
.field { display: flex; flex-direction: column; gap: var(--space-1); }
.field label {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-inv-2);
}
.field input,
.field select {
  height: var(--space-9);
  padding: 0 var(--space-4);
  border: 1px solid var(--line-inv);
  border-radius: var(--radius-input);
  background: transparent;
  color: var(--ink-inv);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  transition: border-color 150ms var(--ease-smooth), box-shadow 150ms var(--ease-smooth);
}
.field select option { color: var(--ink); background: var(--paper-pure); }
.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent-inv);
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.2);
}
.field input::placeholder { color: var(--ink-inv-3); }
.lead-form .submit {
  grid-column: 1 / -1;
  margin-top: var(--space-3);
}
.lead-form .submit .btn { width: 100%; }
@media (min-width: 768px) {
  .lead-form .submit .btn { width: auto; min-width: 240px; }
}
.lead-form .fineprint {
  grid-column: 1 / -1;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--ink-inv-3);
  margin-top: var(--space-2);
}

.what-next {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line-inv);
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.what-next-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-inv);
  margin-bottom: var(--space-5);
}
.what-next-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
  counter-reset: step;
}
.what-next-list li {
  counter-increment: step;
  position: relative;
  padding-left: 32px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 24px;
  color: var(--ink-inv-2);
}
.what-next-list li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  border-radius: 9999px;
  background: rgba(74, 158, 255, 0.15);
  color: var(--accent-inv);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============ FOOTER ============ */
.footer {
  background: var(--night);
  padding: var(--space-12) 0 var(--space-7);
  color: var(--ink-inv-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-brand-block .nav-brand { margin-bottom: var(--space-3); }
.footer-brand-block .nav-brand,
.footer-brand-block .nav-brand-text { color: var(--ink-inv); }
.footer-tagline {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 22px;
  color: var(--ink-inv-3);
  max-width: 360px;
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-inv);
  margin-bottom: var(--space-4);
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col a {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink-inv-2);
  transition: color 150ms var(--ease-smooth);
}
.footer-col a:hover { color: var(--ink-inv); }
.footer-bottom {
  border-top: 1px solid var(--line-inv);
  padding-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink-inv-3);
}

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}

/* ============ UTIL ============ */
.text-center { text-align: center; }
.mt-7 { margin-top: var(--space-7); }
.mt-10 { margin-top: var(--space-10); }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}