/* ==========================================================================
   EPNP Arte y Ciencia — Glaucoma Forum
   Complete CSS (converted from Tailwind CSS 4)
   ========================================================================== */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("assets/fonts/inter-latin.woff2?v=20260314-2") format("woff2");
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("assets/fonts/plus-jakarta-sans-latin.woff2?v=20260314-2") format("woff2");
}

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #4AA5BE;
  --color-primary-light: #6BB8CC;
  --color-primary-dark: #3B8FA6;
  --color-accent: #F2A53A;
  --color-accent-light: #F5B85C;
  --color-accent-dark: #D9922E;
  --color-teal: #22515F;
  --color-teal-light: #2D6A7B;
  --color-teal-dark: #1A3F4A;
  --color-light: #FCFDFE;
  --color-surface: #F4F7F8;
  --color-border: #D6E2E6;
  --color-text: #1A2B32;
  --color-text-secondary: #4A6670;
  --color-text-muted: #7A9AA6;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  background: var(--color-light);
  color: var(--color-text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.15;
}

a {
  text-decoration: none;
  color: inherit;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

::selection {
  background-color: rgba(74, 165, 190, 0.19);
  color: var(--color-text);
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-surface); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary-dark); }

/* --- Layout --- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.container-narrow {
  max-width: 768px;
  margin: 0 auto;
}

.container-mid {
  max-width: 1024px;
  margin: 0 auto;
}

/* --- WhatsApp SVG (reused everywhere) --- */
.wa-icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
  flex-shrink: 0;
}
.wa-icon-sm { width: 1rem; height: 1rem; }
.wa-icon-lg { width: 1.5rem; height: 1.5rem; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes pulseSubtle {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes scaleIn {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes authorityGradientShift {
  0% { background-position: 0% 35%; }
  50% { background-position: 100% 65%; }
  100% { background-position: 0% 35%; }
}

@keyframes authorityBlobFloat {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); opacity: 0.58; }
  50% { transform: translate3d(16px, -28px, 0) scale(1.12); opacity: 0.86; }
}

.animate-pulse-subtle {
  animation: pulseSubtle 3s ease-in-out infinite;
}

/* Scroll-triggered animation */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Stagger delays */
.delay-1 { transition-delay: 0.05s; }
.delay-2 { transition-delay: 0.1s; }
.delay-3 { transition-delay: 0.15s; }
.delay-4 { transition-delay: 0.2s; }
.delay-5 { transition-delay: 0.25s; }
.delay-6 { transition-delay: 0.3s; }
.delay-7 { transition-delay: 0.35s; }

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border-bottom: 1px solid rgba(214, 226, 230, 0.5);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

.navbar-logo img {
  width: 2rem;
  height: 2rem;
}

.navbar-logo span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: white;
  transition: color 0.3s;
}

.navbar.scrolled .navbar-logo span {
  color: var(--color-teal);
}

.navbar-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

.navbar-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.2s;
}

.navbar-links a:hover {
  color: var(--color-primary);
}

.navbar.scrolled .navbar-links a {
  color: var(--color-text-secondary);
}

.navbar.scrolled .navbar-links a:hover {
  color: var(--color-primary);
}

.navbar-home-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 9999px;
  padding: 0.5rem 0.95rem;
  font-weight: 600;
  line-height: 1;
}

.navbar.scrolled .navbar-home-link {
  border-color: rgba(34, 81, 95, 0.25);
}

.navbar-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-accent);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: 9999px;
  transition: all 0.3s;
  box-shadow: 0 4px 12px rgba(242, 165, 58, 0.2);
}

.navbar-cta:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.navbar-mobile-btn {
  padding: 0.5rem;
  border-radius: 0.5rem;
  color: white;
  transition: color 0.3s;
}

.navbar.scrolled .navbar-mobile-btn {
  color: var(--color-teal);
}

.navbar-mobile-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

.mobile-menu {
  display: none;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  padding: 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu a {
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: 0.25rem 0;
  transition: color 0.2s;
}

.mobile-menu a:hover {
  color: var(--color-teal);
}

.mobile-home-link {
  border: 1px solid rgba(34, 81, 95, 0.2);
  border-radius: 9999px;
  padding: 0.625rem 0.95rem;
  font-weight: 600;
  color: var(--color-teal) !important;
  background: rgba(74, 165, 190, 0.08);
}

.mobile-menu-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  margin-top: 0.5rem;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(26, 63, 74, 0.95), rgba(34, 81, 95, 0.85), rgba(34, 81, 95, 0.7));
}

.hero-overlay-bottom {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 63, 74, 0.6), transparent, transparent);
}

.hero-content {
  position: relative;
  z-index: 10;
  padding: 8rem 0 5rem;
  max-width: 48rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 0.5s ease-out forwards;
}

.hero-badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.025em;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.15s forwards;
}

.hero h1 .accent {
  color: var(--color-accent);
}

.hero-subtitle {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  max-width: 36rem;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.3s forwards;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.45s forwards;
}

.hero-secondary-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.75rem 0.5rem;
  transition: color 0.2s;
}

.hero-secondary-link:hover {
  color: white;
}

.hero-secondary-link svg {
  width: 1rem;
  height: 1rem;
}

.hero-trust {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  opacity: 0;
  animation: fadeIn 0.6s ease-out 0.6s forwards;
}

.hero-trust span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-trust svg {
  width: 1rem;
  height: 1rem;
  color: var(--color-primary-light);
}

.hero-bottom-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3.5rem;
  background: linear-gradient(
    to top,
    rgba(252, 253, 254, 0.9) 0%,
    rgba(252, 253, 254, 0.35) 42%,
    rgba(252, 253, 254, 0) 100%
  );
}

/* ==========================================================================
   WHATSAPP BUTTONS (reusable)
   ========================================================================== */
.btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-weight: 600;
  border-radius: 9999px;
  transition: all 0.3s;
  cursor: pointer;
  text-align: center;
}

.btn-wa-primary {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 8px 24px rgba(242, 165, 58, 0.25);
}

.btn-wa-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 12px 32px rgba(242, 165, 58, 0.3);
  transform: translateY(-2px);
}

.btn-wa-secondary {
  background: var(--color-teal);
  color: white;
  box-shadow: 0 8px 24px rgba(34, 81, 95, 0.25);
}

.btn-wa-secondary:hover {
  background: var(--color-teal-dark);
  box-shadow: 0 12px 32px rgba(34, 81, 95, 0.3);
  transform: translateY(-2px);
}

.btn-wa-md {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn-wa-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.125rem;
}

/* ==========================================================================
   SECTION HEADINGS
   ========================================================================== */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.section-label-light {
  color: var(--color-primary-light);
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-teal);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.section-title-light {
  color: white;
}

.section-subtitle {
  margin-top: 1rem;
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.section-subtitle-light {
  color: rgba(255, 255, 255, 0.7);
}

.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 3rem;
}

/* ==========================================================================
   VIDEO SECTION
   ========================================================================== */
.video-section {
  padding: 4rem 0 6rem;
  background: var(--color-light);
}

.video-section .section-header {
  margin-bottom: 2rem;
}

.video-wrapper {
  max-width: 56rem;
  margin: 0 auto;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(34, 81, 95, 0.15);
  background: var(--color-teal-dark);
  aspect-ratio: 16 / 9;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   AUTHORITY
   ========================================================================== */
.authority {
  padding: 5rem 0 7rem;
  background: var(--color-light);
}

.authority-grid {
  display: grid;
  gap: 3rem;
}

.authority-image-wrap {
  position: relative;
  isolation: isolate;
}

.authority-image {
  position: relative;
  z-index: 1;
  border-radius: 1rem;
  padding: 0.5rem;
  overflow: hidden;
  background: linear-gradient(
    125deg,
    rgba(224, 244, 250, 0.98) 0%,
    rgba(208, 236, 245, 0.95) 52%,
    rgba(252, 236, 212, 0.94) 100%
  );
  background-size: 280% 280%;
  animation: authorityGradientShift 9s ease-in-out infinite;
  box-shadow: 0 25px 60px rgba(34, 81, 95, 0.1);
}

.authority-image::before,
.authority-image::after {
  content: "";
  position: absolute;
  border-radius: 9999px;
  pointer-events: none;
  z-index: 0;
}

.authority-image::before {
  width: 11rem;
  height: 11rem;
  top: -3rem;
  left: -3rem;
  background: rgba(74, 165, 190, 0.34);
  filter: blur(30px);
  animation: authorityBlobFloat 8s ease-in-out infinite;
}

.authority-image::after {
  width: 9rem;
  height: 9rem;
  right: -2rem;
  bottom: -3rem;
  background: rgba(242, 165, 58, 0.28);
  filter: blur(26px);
  animation: authorityBlobFloat 10s ease-in-out infinite reverse;
}

.authority-image img {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 0.75rem;
  object-fit: cover;
}

.authority-badge {
  position: absolute;
  z-index: 3;
  bottom: -1.5rem;
  right: -1rem;
  background: white;
  border-radius: 0.75rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  padding: 1rem 1.25rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.authority-badge-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(74, 165, 190, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.authority-badge-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-primary);
}

.authority-badge-text small {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.authority-badge-text p {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-teal);
}

.authority-content .section-label {
  text-align: left;
}

.authority-name {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-teal);
  letter-spacing: -0.025em;
}

.authority-bio {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.authority-credentials {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.authority-credentials li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text-secondary);
}

.authority-credentials li svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-primary);
  margin-top: 0.125rem;
  flex-shrink: 0;
}

.gf-institutional {
  margin-top: 2.5rem;
  padding: 1.25rem;
  background: var(--color-surface);
  border-radius: 0.75rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.gf-institutional img {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
}

.gf-institutional-title {
  font-weight: 600;
  color: var(--color-teal);
  font-size: 0.875rem;
}

.gf-institutional-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  line-height: 1.6;
}

.authority-cta {
  margin-top: 2rem;
}

@media (prefers-reduced-motion: reduce) {
  .authority-image,
  .authority-image::before,
  .authority-image::after {
    animation: none;
  }
}

/* ==========================================================================
   PROBLEM
   ========================================================================== */
.problem {
  padding: 5rem 0 7rem;
  background: var(--color-surface);
}

.problem-grid {
  display: grid;
  gap: 1.5rem;
}

.problem-card {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  transition: all 0.3s;
  height: 100%;
}

.problem-card:hover {
  box-shadow: 0 10px 30px rgba(74, 165, 190, 0.05);
}

.problem-card-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(74, 165, 190, 0.1);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.problem-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.problem-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}

.problem-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   PROGRAM
   ========================================================================== */
.program {
  padding: 5rem 0 7rem;
  background: var(--color-light);
}

.program-grid {
  display: grid;
  gap: 1.25rem;
}

.module-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  transition: all 0.3s;
}

.module-card:hover {
  border-color: rgba(74, 165, 190, 0.3);
  box-shadow: 0 10px 30px rgba(74, 165, 190, 0.05);
}

.module-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.module-number {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  background: var(--color-teal);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
}

.module-content {
  flex: 1;
  min-width: 0;
}

.module-content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-teal);
  transition: color 0.3s;
}

.module-card:hover .module-content h3 {
  color: var(--color-primary);
}

.module-content .module-subtitle {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-top: 0.125rem;
}

.module-content p {
  color: var(--color-text-secondary);
  margin-top: 0.75rem;
  line-height: 1.6;
  font-size: 0.938rem;
}

.module-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.module-keyword {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  padding: 0.25rem 0.625rem;
  border-radius: 0.375rem;
}

.program-bottom {
  margin-top: 3rem;
  text-align: center;
}

.program-bottom p {
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   METHODOLOGY
   ========================================================================== */
.methodology {
  padding: 5rem 0 7rem;
  background: var(--color-teal);
  position: relative;
  overflow: hidden;
}

.methodology-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: radial-gradient(circle at 1px 1px, white 1px, transparent 0);
  background-size: 40px 40px;
}

.methodology .container {
  position: relative;
  z-index: 10;
}

.method-grid {
  display: grid;
  gap: 1.25rem;
}

.method-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s;
  height: 100%;
}

.method-card:hover {
  background: rgba(255, 255, 255, 0.15);
}

.method-card-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  margin-bottom: 1.25rem;
}

.method-card-icon svg {
  width: 1.75rem;
  height: 1.75rem;
}

.method-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
}

.method-card p {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  font-size: 0.938rem;
}

/* ==========================================================================
   RESULTS
   ========================================================================== */
.results {
  padding: 5rem 0 7rem;
  background: var(--color-surface);
}

.results-grid {
  display: grid;
  gap: 1.25rem;
}

.result-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem 1.75rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  transition: all 0.3s;
  height: 100%;
}

.result-card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

.result-card-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(242, 165, 58, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.result-card-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-accent);
}

.result-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 0.5rem;
}

.result-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-size: 0.938rem;
}

.results-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ==========================================================================
   FOR WHOM
   ========================================================================== */
.for-whom {
  padding: 5rem 0 7rem;
  background: var(--color-light);
}

.for-whom-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 64rem;
  margin: 0 auto;
}

.for-whom-card {
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  height: 100%;
}

.for-whom-card.positive {
  background: white;
  border: 1px solid rgba(74, 165, 190, 0.2);
}

.for-whom-card.negative {
  background: var(--color-surface);
  border: 1px solid rgba(214, 226, 230, 0.5);
}

.for-whom-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.for-whom-card-header .icon-circle {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.for-whom-card-header .icon-circle.positive-icon {
  background: rgba(74, 165, 190, 0.1);
}

.for-whom-card-header .icon-circle.negative-icon {
  background: rgba(122, 154, 166, 0.1);
}

.for-whom-card-header .icon-circle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.for-whom-card-header .icon-circle.positive-icon svg {
  color: var(--color-primary);
}

.for-whom-card-header .icon-circle.negative-icon svg {
  color: var(--color-text-muted);
}

.for-whom-card-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-teal);
}

.for-whom-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.for-whom-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.for-whom-list li svg {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.125rem;
  flex-shrink: 0;
}

.for-whom-list li svg.check-icon {
  color: var(--color-primary);
}

.for-whom-list li svg.minus-icon {
  color: var(--color-text-muted);
}

/* ==========================================================================
   DIFFERENTIALS
   ========================================================================== */
.differentials {
  padding: 5rem 0 7rem;
  background: var(--color-surface);
}

.differentials-list {
  max-width: 56rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.differential-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem 2rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  transition: all 0.3s;
}

.differential-card:hover {
  border-color: rgba(74, 165, 190, 0.2);
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

.differential-inner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.differential-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(74, 165, 190, 0.15);
  font-family: var(--font-heading);
  line-height: 1;
  flex-shrink: 0;
}

.differential-content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 0.5rem;
}

.differential-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   PRICING
   ========================================================================== */
.pricing {
  padding: 5rem 0 7rem;
  background: var(--color-light);
}

.pricing-card {
  max-width: 42rem;
  margin: 0 auto;
  background: white;
  border: 1px solid rgba(214, 226, 230, 0.5);
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(34, 81, 95, 0.08);
  padding: 2rem 1.5rem;
  text-align: center;
}

.pricing-old {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(122, 154, 166, 0.9);
}

.pricing-current {
  margin-top: 0.25rem;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  line-height: 1.05;
  font-weight: 800;
  color: var(--color-accent-dark);
}

.pricing-tag {
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq {
  padding: 5rem 0 7rem;
  background: var(--color-light);
}

.faq-container {
  max-width: 48rem;
  margin: 0 auto;
  background: white;
  border-radius: 1rem;
  padding: 1.5rem 2rem;
  border: 1px solid rgba(214, 226, 230, 0.5);
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.faq-item {
  border-bottom: 1px solid rgba(214, 226, 230, 0.5);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  text-align: left;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-teal);
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question.active {
  color: var(--color-primary);
}

.faq-chevron {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  color: var(--color-text-muted);
  transition: all 0.3s;
}

.faq-question.active .faq-chevron {
  background: var(--color-primary);
  color: white;
  transform: rotate(180deg);
}

.faq-chevron svg {
  width: 1rem;
  height: 1rem;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}

.faq-answer.open {
  opacity: 1;
}

.faq-answer p {
  padding-bottom: 1.25rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  padding-right: 3rem;
}

/* ==========================================================================
   FINAL CTA
   ========================================================================== */
.final-cta {
  padding: 5rem 0 7rem;
  background: var(--color-teal);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.final-cta-circle-1 {
  position: absolute;
  top: -8rem;
  right: -8rem;
  width: 24rem;
  height: 24rem;
  background: rgba(74, 165, 190, 0.1);
  border-radius: 50%;
  filter: blur(60px);
}

.final-cta-circle-2 {
  position: absolute;
  bottom: -8rem;
  left: -8rem;
  width: 20rem;
  height: 20rem;
  background: rgba(242, 165, 58, 0.1);
  border-radius: 50%;
  filter: blur(60px);
}

.final-cta .container {
  position: relative;
  z-index: 10;
  max-width: 56rem;
}

.final-cta h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.final-cta h2 .accent {
  color: var(--color-accent);
}

.final-cta-text {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.final-cta-btn {
  margin-top: 2.5rem;
}

.final-cta-note {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background: var(--color-teal-dark);
  padding: 3rem 0 4rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.footer-brand img {
  width: 2rem;
  height: 2rem;
}

.footer-brand span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: white;
}

.footer-desc {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 20rem;
}

.footer-heading {
  font-weight: 600;
  color: white;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: white;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.2s;
}

.footer-social a:hover {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.footer-social svg {
  width: 1.25rem;
  height: 1.25rem;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.875rem;
}

/* ==========================================================================
   STICKY WHATSAPP
   ========================================================================== */
.sticky-wa-mobile {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 40;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.sticky-wa-mobile.visible {
  transform: translateY(0);
}

.sticky-wa-mobile-inner {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(214, 226, 230, 0.5);
  padding: 0.75rem 1rem;
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
}

.sticky-wa-mobile-inner a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  width: 100%;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  padding: 0.875rem;
  border-radius: 9999px;
  box-shadow: 0 8px 24px rgba(242, 165, 58, 0.25);
  transition: background 0.2s;
}

.sticky-wa-mobile-inner a:hover {
  background: var(--color-accent-dark);
}

.sticky-wa-desktop {
  display: none;
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 40;
  width: 3.5rem;
  height: 3.5rem;
  background: var(--color-accent);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(242, 165, 58, 0.3);
  transition: all 0.3s;
  transform: scale(0);
  opacity: 0;
}

.sticky-wa-desktop.visible {
  transform: scale(1);
  opacity: 1;
}

.sticky-wa-desktop:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 15px 40px rgba(242, 165, 58, 0.4);
  transform: scale(1) translateY(-4px);
}

.sticky-wa-desktop svg {
  width: 1.75rem;
  height: 1.75rem;
  fill: white;
}

/* ==========================================================================
   RESPONSIVE — TABLET (768px+)
   ========================================================================== */
@media (min-width: 640px) {
  .container { padding: 0 1.5rem; }
  .hero h1 { font-size: 3rem; }
  .hero-actions { flex-direction: row; align-items: center; }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .for-whom-grid { grid-template-columns: repeat(2, 1fr); }
  .final-cta h2 br { display: block; }
}

@media (min-width: 768px) {
  .container { padding: 0 1.5rem; }

  .navbar-inner { height: 5rem; }
  .navbar-links { display: flex; }
  .navbar-mobile-btn { display: none; }
  .navbar-logo img { width: 2.25rem; height: 2.25rem; }
  .navbar-logo span { font-size: 1.125rem; }

  .hero h1 { font-size: 3.75rem; }
  .hero-subtitle { margin-top: 2rem; font-size: 1.25rem; }
  .hero-actions { margin-top: 2.5rem; }
  .hero-content { padding: 10rem 0 5rem; }

  .video-section { padding: 4rem 0 6rem; }

  .authority { padding: 5rem 0 7rem; }
  .authority-name { font-size: 2.5rem; }

  .problem { padding: 5rem 0 7rem; }
  .problem-grid { grid-template-columns: repeat(3, 1fr); }

  .program-grid { grid-template-columns: repeat(2, 1fr); }
  .module-card { padding: 2rem; }

  .section-title { font-size: 2.25rem; }
  .section-header { margin-bottom: 4rem; }
  .pricing-card { padding: 2.5rem 2rem; }
  .pricing-old { font-size: 1.75rem; }
  .pricing-current { font-size: 3rem; }

  .faq-container { padding: 2rem; }
  .faq-question { padding: 1.5rem 0; font-size: 1.125rem; }

  .final-cta h2 { font-size: 2.25rem; }

  .footer-grid { grid-template-columns: repeat(3, 1fr); }

  .sticky-wa-mobile { display: none; }
  .sticky-wa-desktop { display: flex; }
}

@media (min-width: 1024px) {
  .container { padding: 0 2rem; }

  .hero h1 { font-size: 4.5rem; }

  .authority-grid { grid-template-columns: repeat(2, 1fr); gap: 5rem; align-items: center; }
  .authority-badge { right: -2rem; }

  .problem-grid { gap: 2rem; }

  .program-grid { gap: 1.5rem; }

  .method-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .method-card { padding: 1.75rem; }

  .results-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

  .for-whom-grid { gap: 2.5rem; }

  .differential-inner { gap: 1.75rem; }
  .differential-number { font-size: 3rem; }

  .section-title { font-size: 2.75rem; }

  .final-cta h2 { font-size: 3rem; }
}