/* ============================================================
   landing.css — Nativa Health
   Linear.app + Stripe + Epic EMR aesthetic
   Fraunces / Hanken Grotesk / JetBrains Mono
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --bg:            #F7F5F1;
  --surface:       #FFFFFF;
  --surface-2:     #EFEDE8;
  --ink:           #141210;
  --ink-2:         #56524E;
  --ink-3:         #9B9792;
  --accent:        #1B6844;
  --accent-hover:  #155435;
  --accent-soft:   #E6F3ED;
  --alert:         #B4543A;
  --warning:       #C98A3C;
  --border:        rgba(20, 18, 16, 0.08);
  --border-strong: rgba(20, 18, 16, 0.14);
  --shadow-sm:     0 1px 3px rgba(20,18,16,0.06), 0 1px 2px rgba(20,18,16,0.04);
  --shadow-md:     0 4px 16px rgba(20,18,16,0.08), 0 2px 6px rgba(20,18,16,0.04);
  --shadow-lg:     0 20px 60px rgba(20,18,16,0.10), 0 8px 24px rgba(20,18,16,0.06);
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --font-display:  'Fraunces', Georgia, serif;
  --font-body:     'Hanken Grotesk', -apple-system, 'Segoe UI', sans-serif;
  --font-mono:     'JetBrains Mono', 'Courier New', monospace;
  --ease-out:      cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring:   cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition:    200ms var(--ease-out);
}

/* ── RESET & BASE ────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,245,241,0.88);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(247,245,241,0.96);
}

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
}

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.logo-fallback {
  display: none;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.logo-fallback.visible { display: block; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-link {
  padding: 0.4rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--ink);
  background: var(--surface-2);
}

.btn-nav-patient {
  margin-left: 0.5rem;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: all var(--transition);
}

.btn-nav-patient:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
}

.btn-nav-pro {
  margin-left: 0.5rem;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-nav-pro:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(27,104,68,0.28);
}

.hamburger {
  display: none;
  padding: 0.4rem;
  color: var(--ink);
  border-radius: var(--radius-sm);
  margin-left: auto;
  cursor: pointer;
}

.hamburger svg { width: 22px; height: 22px; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(27,104,68,0.30);
}

.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink-2);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-ghost:hover {
  color: var(--ink);
  background: var(--surface);
  border-color: rgba(20,18,16,0.22);
  transform: translateY(-1px);
}

.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  max-width: 1160px;
  margin: 0 auto;
  padding: 7rem 2rem 5rem;
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.2vw, 4.4rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 1.5rem;
  text-wrap: balance;
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.0625rem;
  color: var(--ink-2);
  line-height: 1.65;
  max-width: 46ch;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Mockup visual decorativo */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-mockup {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  animation: mockupFloat 6s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .hero-card-mockup { animation: none; }
}

@keyframes mockupFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.mockup-line {
  height: 12px;
  border-radius: 6px;
  margin-bottom: 0.75rem;
  background: var(--surface-2);
}

.mockup-line--title { width: 60%; background: linear-gradient(90deg, var(--accent-soft), var(--surface-2)); }
.mockup-line--sub   { width: 85%; }

.mockup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.mockup-cell {
  height: 72px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.mockup-cell:first-child { background: var(--accent-soft); }

.mockup-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--surface-2);
  overflow: hidden;
}

.mockup-bar-fill {
  width: 72%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #4DA67A);
  border-radius: 4px;
  animation: barGrow 3s var(--ease-out) 1s forwards;
  transform-origin: left;
  transform: scaleX(0);
}

@media (prefers-reduced-motion: reduce) {
  .mockup-bar-fill {
    animation: none;
    transform: scaleX(1);
  }
}

@keyframes barGrow { to { transform: scaleX(1); } }

/* ── TRUST BAND ──────────────────────────────────────────── */
.trust {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
}

.trust-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.trust-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  align-items: center;
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

.trust-list li svg { width: 14px; height: 14px; color: var(--accent); }

/* ── FEATURES ────────────────────────────────────────────── */
.features {
  padding: 7rem 2rem;
  background: var(--bg);
}

.features-inner { max-width: 1160px; margin: 0 auto; }

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4.5rem;
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 0.9375rem;
  color: var(--ink-3);
  line-height: 1.65;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 2rem 1.75rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
  border-color: rgba(27,104,68,0.22);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
}

.card-icon svg { width: 22px; height: 22px; }

.card-category {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.card-title {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.card-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(27,104,68,0.18);
  border-radius: 4px;
  padding: 0.2rem 0.55rem;
  letter-spacing: 0.02em;
}

/* ── WORKFLOW ─────────────────────────────────────────────── */
/* ── SCREENSHOTS ─────────────────────────────────────────── */
.screenshots-section {
  padding: 7rem 2rem;
  background: var(--ink);
}
.screenshots-inner { max-width: 1200px; margin: 0 auto; }
.screenshots-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 4rem;
}
.screenshots-header .section-kicker { color: rgba(230,243,237,0.7); }
.screenshots-header .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  color: #F2EBD9;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.screenshots-header .section-sub {
  font-size: 0.9375rem;
  color: rgba(242,235,217,0.55);
  line-height: 1.6;
}
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.screenshot-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.screenshot-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}
.screenshot-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.85rem 1.25rem 0;
}
.screenshot-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  margin-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.screenshot-card:nth-child(1) .screenshot-img { object-position: center 30%; }
.screenshot-card:nth-child(2) .screenshot-img { object-position: center 35%; }
.screenshot-card:nth-child(3) .screenshot-img { object-position: center 25%; }
.screenshot-desc {
  padding: 1rem 1.25rem 1.25rem;
  font-size: 0.8125rem;
  color: rgba(242,235,217,0.55);
  line-height: 1.6;
}
@media (max-width: 768px) {
  .screenshots-grid { grid-template-columns: 1fr; }
  .screenshot-img { height: 200px; }
}

/* ── WORKFLOW ─────────────────────────────────────────────── */
.workflow {
  padding: 7rem 2rem;
  background: var(--surface-2);
}

.workflow-inner { max-width: 1160px; margin: 0 auto; }

.workflow-header {
  text-align: center;
  max-width: 520px;
  margin: 0 auto 4rem;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  counter-reset: steps;
}

.step {
  position: relative;
  padding: 2rem 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* connecting line between steps */
.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 2.5rem;
  right: -1.1rem;
  width: 2rem;
  height: 1px;
  background: var(--border-strong);
}

.step-number {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 1rem;
}

.step-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--ink-2);
  line-height: 1.6;
}

/* ── CTA SECTION ─────────────────────────────────────────── */
.cta-section {
  padding: 8rem 2rem;
  background: var(--ink);
  text-align: center;
}

.cta-inner { max-width: 640px; margin: 0 auto; }

.cta-section .section-kicker { color: rgba(230,243,237,0.7); }

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 300;
  color: #F2EBD9;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cta-sub {
  font-size: 1rem;
  color: rgba(242,235,217,0.65);
  line-height: 1.65;
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cta-section .btn-ghost {
  color: rgba(242,235,217,0.85);
  border-color: rgba(242,235,217,0.22);
}

.cta-section .btn-ghost:hover {
  color: #F2EBD9;
  background: rgba(242,235,217,0.08);
  border-color: rgba(242,235,217,0.38);
}

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
  padding: 3rem 2rem;
  background: var(--ink);
  border-top: 1px solid rgba(242,235,217,0.08);
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

.footer-logo-img { height: 28px; width: auto; margin: 0 auto; filter: brightness(0) invert(1); opacity: 0.9; }

.footer-logo-fallback {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: #F2EBD9;
  display: none;
}

.footer-tagline {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-style: italic;
  color: rgba(242,235,217,0.55);
  margin-top: 0.25rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(242,235,217,0.35);
  margin-top: 0.5rem;
}

/* ── MODALES — nativos <dialog> ──────────────────────────── */
.modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: 460px;
  width: calc(100% - 2rem);
}

.modal::backdrop {
  background: rgba(20,18,16,0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-backdrop {
  /* click-outside area handled by JS */
  display: none;
}

.modal-content {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.28s var(--ease-spring) forwards;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.94) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal[open] .modal-content { animation: modalIn 0.28s var(--ease-spring) forwards; }

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--ink-3);
  background: var(--surface-2);
  transition: all var(--transition);
}

.modal-close-btn:hover { color: var(--ink); background: var(--border); }
.modal-close-btn svg { width: 16px; height: 16px; }

.modal-header { margin-bottom: 1.75rem; }

.modal-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.modal-icon--patient { background: var(--accent-soft); color: var(--accent); }
.modal-icon--pro     { background: #EEF3F8; color: #2B5797; }
.modal-icon svg { width: 24px; height: 24px; }

.modal-title {
  font-family: var(--font-body);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.3rem;
}

.modal-subtitle {
  font-size: 0.875rem;
  color: var(--ink-3);
}

.modal-form { display: flex; flex-direction: column; gap: 1rem; }

.field-group { display: flex; flex-direction: column; gap: 0.35rem; }

.field-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

.field-input {
  width: 100%;
  padding: 0.65rem 0.875rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.field-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27,104,68,0.12);
}

.field-input.field-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
}

.field-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

.modal-legal {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  line-height: 1.55;
  padding: 0.75rem;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--border-strong);
}

.modal-legal strong { color: var(--ink-2); }

/* ── REVEAL ANIMATIONS ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}

.reveal[data-split] { opacity: 1; transform: none; } /* defensive */

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

/* Staggered card reveals */
.feature-card.reveal { transition-delay: calc(var(--data-index, 0) * 90ms); }
.feature-card[data-index="0"] { --data-index: 0; }
.feature-card[data-index="1"] { --data-index: 1; }
.feature-card[data-index="2"] { --data-index: 2; }
.feature-card[data-index="3"] { --data-index: 3; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
/* Tablet ≤ 900px */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 5rem;
    min-height: auto;
    gap: 2.5rem;
  }

  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-card-mockup { max-width: 340px; }
  .features-grid { grid-template-columns: 1fr; }
  .workflow-steps { grid-template-columns: 1fr; }
  .step:not(:last-child)::after { display: none; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
}

/* Mobile ≤ 540px */
@media (max-width: 540px) {
  .hero-title { font-size: 2.4rem; }
  .trust-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .hero-card-mockup { max-width: 280px; padding: 1.5rem; }
  .modal { width: calc(100% - 1rem); }
  .modal-content { padding: 1.75rem 1.25rem; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn-primary,
  .cta-actions .btn-ghost { justify-content: center; }
}

/* Mobile nav abierto */
.main-nav.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem 1.5rem;
  gap: 0.5rem;
  box-shadow: var(--shadow-md);
  z-index: 99;
}

.main-nav.is-open .btn-nav-patient,
.main-nav.is-open .btn-nav-pro {
  width: 100%;
  text-align: center;
  justify-content: center;
}

.site-header { position: relative; } /* allow absolute nav */

@media (min-width: 901px) {
  .main-nav { position: static; }
  .site-header { position: sticky; }
}

/* ── CUSTOM CURSOR ───────────────────────────────────────── */
.cursor {
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  display: none;
  opacity: 0;
  transition: opacity 0.25s var(--ease-out);
}
.cursor.is-ready { opacity: 1; }
@media (hover: hover) and (pointer: fine) { .cursor { display: block; } }

.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0;
  pointer-events: none; will-change: transform;
}
.cursor-dot {
  width: 5px; height: 5px; margin: -2.5px;
  background: var(--accent);
  border-radius: 50%;
}
.cursor-ring {
  width: 30px; height: 30px; margin: -15px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  opacity: 0.5;
  transition:
    width  0.35s var(--ease-out),
    height 0.35s var(--ease-out),
    margin 0.35s var(--ease-out),
    opacity 0.25s var(--ease-out);
}
.cursor.is-interactive .cursor-ring {
  width: 46px; height: 46px; margin: -23px; opacity: 0.8;
}
.has-cursor, .has-cursor a, .has-cursor button { cursor: none; }

/* dialog[open] está en el top-layer del browser (por encima de z-index:9999).
   El div .cursor es invisible dentro del modal → restaurar cursores nativos. */
.has-cursor dialog[open]                             { cursor: auto; }
.has-cursor dialog[open] a[href],
.has-cursor dialog[open] button,
.has-cursor dialog[open] label                       { cursor: pointer; }
.has-cursor dialog[open] input[type="email"],
.has-cursor dialog[open] input[type="password"],
.has-cursor dialog[open] input[type="text"],
.has-cursor dialog[open] input[type="number"],
.has-cursor dialog[open] textarea                    { cursor: text; }

/* ── MAGNETIC BUTTONS ────────────────────────────────────── */
#btn-hero-patient, #btn-hero-pro,
#btn-cta-patient,  #btn-cta-pro {
  will-change: transform;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    transform 0.35s var(--ease-out);
}

/* ── SPLIT WORDS (hero title) ────────────────────────────── */
.split-word {
  display: inline-block;
  will-change: transform, opacity;
}

/* ── GSAP section stagger baseline ──────────────────────── */
/* When GSAP takes over, IO .reveal class is removed; GSAP handles opacity from 0 */
.gsap-ready .feature-card,
.gsap-ready .screenshot-card,
.gsap-ready .step,
.gsap-ready .features-header,
.gsap-ready .screenshots-header,
.gsap-ready .workflow-header,
.gsap-ready .cta-inner {
  opacity: 1;    /* GSAP sets inline opacity; this prevents FOUC if GSAP is slow */
}

/* ── ESSENCE SECTION ─────────────────────────────────────── */
.essence {
  padding: 7rem 2rem;
  background: var(--bg);
}

.essence-inner {
  max-width: 960px;
  margin: 0 auto;
}

.essence-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.essence-logo-wrap {
  display: flex;
  justify-content: center;
}

.essence-svg {
  height: 44px;
  width: auto;
}

.essence-tagline {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-style: italic;
  font-weight: 300;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}

.essence-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 3.5rem;
}

.essence-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.essence-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.25rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.essence-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.essence-card-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

.essence-card-icon svg {
  width: 22px;
  height: 22px;
}

.essence-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.essence-card-text {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-2);
}

@media (max-width: 640px) {
  .essence { padding: 5rem 1.25rem; }
  .essence-cards { grid-template-columns: 1fr; }
}

/* ── LOGO ADAPTIVE COLOR ─────────────────────────────────── */
.logo-adaptive       { color: var(--ink); }
.logo-adaptive--light { color: #F2EBD9; }

/* ══════════════════════════════════════════════════════════
   PRICING
══════════════════════════════════════════════════════════ */
.pricing { padding: 6rem 1.5rem; background: var(--surface-2); }
.pricing-inner { max-width: 860px; margin: 0 auto; }
.pricing-header { text-align: center; margin-bottom: 3.5rem; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  align-items: start;
}
.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 1.25rem;
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.pricing-card--featured {
  background: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), 0 8px 32px rgba(27,104,68,.10);
}
.pricing-card-top { display: flex; flex-direction: column; gap: .5rem; }

.pricing-badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
  align-self: flex-start;
}
.pricing-badge--free { background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--border-strong); }
.pricing-badge--pro  { background: var(--accent-soft); color: var(--accent); border: 1px solid var(--accent); }

.pricing-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.03em;
  margin: 0;
}
.pricing-price { display: flex; align-items: baseline; gap: .35rem; margin-top: .25rem; }
.pricing-amount { font-family: var(--font-mono); font-size: 2.4rem; font-weight: 700; color: var(--ink); letter-spacing: -0.03em; }
.pricing-period { font-size: .85rem; color: var(--ink-3); }

.pricing-features { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .6rem; }
.pf { display: flex; align-items: center; gap: .55rem; font-size: .9rem; line-height: 1.4; }
.pf-icon { width: 15px; height: 15px; flex-shrink: 0; stroke-width: 2.5; }
.pf--on  { color: var(--ink-2); }
.pf--on  .pf-icon { color: var(--accent); }
.pf--off { color: var(--ink-3); text-decoration: line-through; }
.pf--off .pf-icon { color: var(--ink-3); }

.pricing-note {
  font-size: .8rem;
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 .5rem .5rem 0;
  padding: .7rem 1rem;
  margin: 0;
}
.btn-pricing {
  display: block; width: 100%; padding: .85rem 1rem;
  border-radius: .625rem;
  font-family: var(--font-body); font-size: .9rem; font-weight: 700;
  cursor: pointer; text-align: center;
  transition: background .2s, color .2s;
  border: 2px solid transparent;
  margin-top: auto;
}
.btn-pricing--primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-pricing--primary:hover { background: var(--accent-hover); }
.btn-pricing--ghost { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-pricing--ghost:hover { background: var(--accent-soft); }

/* Upsells */
.upsells { margin-top: .5rem; }
.upsells-label {
  text-align: center; font-size: .8rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 1rem;
}
.upsells-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.upsell-card {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: .875rem; padding: 1rem 1.25rem;
}
.upsell-icon {
  flex-shrink: 0; width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); border-radius: .5rem; color: var(--accent);
}
.upsell-icon svg { width: 18px; height: 18px; }
.upsell-body { flex: 1; display: flex; flex-direction: column; gap: .2rem; }
.upsell-name { font-size: .875rem; font-weight: 700; color: var(--ink); }
.upsell-desc { font-size: .775rem; color: var(--ink-3); line-height: 1.4; }
.upsell-price { font-family: var(--font-mono); font-size: 1.05rem; font-weight: 700; color: var(--accent); flex-shrink: 0; }

@media (max-width: 640px) {
  .pricing { padding: 4rem 1.25rem; }
  .pricing-grid { grid-template-columns: 1fr; }
  .upsells-grid { grid-template-columns: 1fr; }
}