/* =========================================
   LANDING PAGE — FONDOS AUDIOVISUALES
   Inspiración: A24 / Sundance / Labs cinematográficos
   ========================================= */

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

:root {
  --color-bg: #0a0a0a;
  --color-bg-dark: #050505;
  --color-surface: #111111;
  --color-surface-light: #1a1a1a;
  --color-text: #e8e6e3;
  --color-text-muted: #9a9590;
  --color-accent: #c9a96e;
  --color-accent-light: #dfc08a;
  --color-white: #ffffff;
  --color-border: #2a2a2a;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  --container-max: 1100px;
  --section-padding: 120px;
  --section-padding-mobile: 72px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.35s ease;
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.navbar-brand {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-white);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
  opacity: 1;
  pointer-events: all;
}

.navbar-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color 0.3s ease;
  letter-spacing: 0.02em;
}

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

.btn-nav {
  padding: 10px 24px !important;
  font-size: 0.8rem !important;
  color: #0a0a0a !important;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  transition: all 0.3s ease;
}

.navbar-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar-toggle.active span:nth-child(2) {
  opacity: 0;
}
.navbar-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .navbar-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 5, 5, 0.97);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 999;
  }

  .navbar-links.active {
    opacity: 1;
    pointer-events: all;
  }

  .navbar-links a {
    font-size: 1.2rem;
  }

  .navbar-toggle {
    display: flex;
    z-index: 1001;
  }
}

/* =========================================
   HERO
   ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: #0a0a0a;
  background-image: url('img/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(201, 169, 110, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(201, 169, 110, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.75);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 28px;
  font-weight: 500;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--color-white);
  margin-bottom: 28px;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto 44px;
  line-height: 1.7;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.hero-scroll-indicator span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  padding: 16px 40px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background-color: var(--color-accent-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(201, 169, 110, 0.3);
}

.btn-full {
  width: 100%;
}

/* =========================================
   SECTIONS — General
   ========================================= */
.section {
  padding: var(--section-padding) 0;
}

.dark-section {
  background-color: var(--color-bg-dark);
}

.section-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
  font-weight: 500;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--color-white);
  margin-bottom: 24px;
  max-width: 720px;
}

.section-intro {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: 56px;
  line-height: 1.75;
}

/* =========================================
   HOOK — Rejection Cards
   ========================================= */
.rejection-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.rejection-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.rejection-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.rejection-card-img {
  height: 200px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.rejection-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(60%) brightness(0.6);
  transition: filter 0.4s ease, transform 0.4s ease;
}

.rejection-card:hover .rejection-card-img img {
  filter: grayscale(30%) brightness(0.7);
  transform: scale(1.05);
}

.card-img-label {
  position: absolute;
  bottom: 12px;
  left: 16px;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
  z-index: 1;
}

.rejection-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
  pointer-events: none;
}

.rejection-card-body {
  padding: 28px;
}

.rejection-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.rejection-quote {
  font-style: italic;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.rejection-card-body p:last-child {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.hook-conclusion {
  margin-top: 64px;
  text-align: center;
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.big-text {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  color: var(--color-white);
  line-height: 1.4;
}

.big-text.accent {
  color: var(--color-accent);
  font-style: italic;
  margin-top: 8px;
}

/* =========================================
   PROBLEM
   ========================================= */
.problem-text {
  max-width: 720px;
  margin-bottom: 48px;
}

.problem-text p {
  margin-bottom: 16px;
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.problem-text strong {
  color: var(--color-white);
}

.criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.criteria-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 28px;
  border-radius: 4px;
}

.criteria-icon {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-weight: 700;
}

.criteria-item p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.problem-bottom {
  max-width: 720px;
}

.problem-bottom p {
  margin-bottom: 16px;
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.standout-text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-white);
  border-left: 3px solid var(--color-accent);
  padding-left: 20px;
  margin-top: 24px;
  line-height: 1.6;
  font-style: italic;
}

/* =========================================
   SOLUTION
   ========================================= */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 56px;
}

.solution-step {
  padding: 36px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  transition: border-color 0.3s ease;
}

.solution-step:hover {
  border-color: var(--color-accent);
}

.step-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 16px;
  font-weight: 700;
  opacity: 0.7;
}

.solution-step h3 {
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 12px;
  font-weight: 600;
}

.solution-step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* =========================================
   INCLUDES
   ========================================= */
.includes-list {
  margin-top: 48px;
  max-width: 720px;
}

.include-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.check-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 169, 110, 0.15);
  color: var(--color-accent);
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 2px;
}

.include-item h4 {
  font-size: 1.05rem;
  color: var(--color-white);
  margin-bottom: 4px;
  font-weight: 600;
}

.include-item p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* =========================================
   ROADMAP
   ========================================= */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.roadmap-item {
  padding: 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.roadmap-item h4 {
  font-size: 1.05rem;
  color: var(--color-accent);
  margin-bottom: 10px;
  font-weight: 600;
}

.roadmap-item p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* =========================================
   ABOUT
   ========================================= */
.about-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
  align-items: start;
}

.about-photo-img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: 75% top;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  filter: grayscale(30%) brightness(0.85);
}

.about-text .section-title {
  max-width: 100%;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.75;
}

.about-quote {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-accent);
  font-style: italic;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

/* =========================================
   DIFFERENTIATOR
   ========================================= */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.diff-item {
  text-align: center;
  padding: 32px 20px;
}

.diff-item h4 {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 10px;
  font-weight: 600;
}

.diff-item p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* =========================================
   FAQ
   ========================================= */
.faq-list {
  max-width: 720px;
  margin-top: 48px;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  padding: 24px 0;
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-white);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.3s ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--color-accent);
  font-weight: 300;
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '\2212';
}

.faq-item summary:hover {
  color: var(--color-accent);
}

.faq-item p {
  padding: 0 0 24px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* =========================================
   PRICING
   ========================================= */
.pricing {
  text-align: center;
}

.pricing .section-title {
  margin-left: auto;
  margin-right: auto;
}

.pricing-card {
  max-width: 520px;
  margin: 48px auto 0;
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  overflow: hidden;
}

.pricing-header {
  padding: 40px;
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.1), rgba(201, 169, 110, 0.05));
}

.pricing-amount {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  color: var(--color-white);
  font-weight: 700;
  line-height: 1.2;
}

.pricing-note {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 8px;
}

.pricing-body {
  padding: 36px 40px 40px;
}

.pricing-features {
  list-style: none;
  text-align: left;
}

.pricing-features li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 0.95rem;
  padding-left: 24px;
  position: relative;
}

.pricing-features li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-payment {
  margin-top: 24px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.pricing-limited {
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: 8px;
}

/* =========================================
   CTA FINAL + FORM
   ========================================= */
.cta-final {
  text-align: center;
  padding: var(--section-padding) 0;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1.35;
  color: var(--color-white);
  max-width: 720px;
  margin: 0 auto 16px;
}

.cta-highlight {
  color: var(--color-accent);
  font-style: italic;
}

.cta-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 48px;
}

.cta-form {
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.required {
  color: var(--color-accent);
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
}

.form-group input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.cta-form .btn {
  margin-top: 8px;
  padding: 18px 40px;
  font-size: 1rem;
}

.cta-ps {
  margin-top: 32px;
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer p {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .diff-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 80px;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .rejection-grid {
    grid-template-columns: 1fr;
  }

  .criteria-grid {
    grid-template-columns: 1fr;
  }

  .solution-grid {
    grid-template-columns: 1fr;
  }

  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-photo-placeholder {
    max-width: 220px;
    margin: 0 auto;
  }

  .diff-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .pricing-amount {
    font-size: 2.6rem;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: 64px;
  }

  .container {
    padding: 0 16px;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn {
    padding: 14px 28px;
    font-size: 0.9rem;
  }

  .rejection-card-body {
    padding: 20px;
  }

  .solution-step {
    padding: 24px;
  }
}

/* =========================================
   CTA INTERMEDIO
   ========================================= */
.cta-mid {
  padding: 64px 0;
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.06) 0%, rgba(201, 169, 110, 0.02) 100%);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-mid-inner {
  text-align: center;
}

.cta-mid-text {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--color-white);
  margin-bottom: 28px;
  font-style: italic;
}

/* =========================================
   URGENCY (Pricing)
   ========================================= */
.pricing-urgency {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 24px;
  padding: 16px 20px;
  background: rgba(201, 169, 110, 0.08);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: 4px;
  text-align: left;
}

.urgency-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.pricing-urgency p {
  color: var(--color-accent);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.55;
  margin: 0;
}

/* =========================================
   WHATSAPP FLOATING BUTTON
   ========================================= */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
}

/* =========================================
   FLOATING CTA (mobile-first, visible on scroll)
   ========================================= */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 800;
  display: none;
  text-align: center;
  padding: 16px 24px;
  background: var(--color-accent);
  color: var(--color-bg);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  transform: translateY(100%);
  transition: transform 0.35s ease;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
}

.floating-cta.show {
  transform: translateY(0);
}

@media (max-width: 768px) {
  .floating-cta {
    display: block;
  }

  .whatsapp-float {
    bottom: 76px;
  }
}