/* ============================================
   LOS JINETES — Design System & Animations
   Noir Cinematográfico / Alto Contraste
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;900&family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400;1,700&family=Roboto:wght@300;400;500;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  --black-deep: #000000;
  --black-soft: #0A0A0A;
  --black-card: #0F0F0F;
  --red-blood: #B20000;
  --red-crimson: #CC0000;
  --red-bright: #E60000;
  --red-dark: #6B0000;
  --red-glow: rgba(178, 0, 0, 0.4);
  --white-snow: #FFFFFF;
  --gray-light: #CCCCCC;
  --gray-mid: #888888;
  --gray-dark: #333333;
  --font-heading: 'Cinzel', 'Playfair Display', 'Georgia', serif;
  --font-body: 'Roboto', 'Helvetica Neue', sans-serif;
  --ease-cinematic: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-dramatic: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
  background-color: var(--black-deep);
  color: var(--white-snow);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

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

a {
  color: var(--red-crimson);
  text-decoration: none;
  transition: color 0.4s var(--ease-cinematic);
}

a:hover {
  color: var(--red-bright);
}

/* --- Noise Texture Overlay (Fixed, GPU-safe) --- */
.noise-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* --- Scanline Effect --- */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, rgba(0,0,0,0.9) 0%, transparent 100%);
  transition: background 0.6s var(--ease-cinematic);
}

.nav.scrolled {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red-crimson);
}

.nav__links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-light);
  position: relative;
  padding-bottom: 4px;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--red-crimson);
  transition: width 0.5s var(--ease-cinematic);
}

.nav__links a:hover {
  color: var(--white-snow);
}

.nav__links a:hover::after {
  width: 100%;
}

/* --- HERO SECTION --- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black-deep);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.6;
}

/* Red neon flicker glow behind hero image */
.hero__glow {
  position: absolute;
  top: 0;
  left: 30%;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at center, var(--red-glow) 0%, transparent 70%);
  z-index: 0;
  animation: neonFlicker 4s ease-in-out infinite;
}

@keyframes neonFlicker {
  0%, 100% { opacity: 0.5; }
  5% { opacity: 0.3; }
  10% { opacity: 0.6; }
  15% { opacity: 0.2; }
  20% { opacity: 0.7; }
  30% { opacity: 0.5; }
  50% { opacity: 0.6; }
  52% { opacity: 0.15; }
  54% { opacity: 0.6; }
  70% { opacity: 0.5; }
  80% { opacity: 0.4; }
  85% { opacity: 0.7; }
  87% { opacity: 0.2; }
  90% { opacity: 0.6; }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 5vw;
  max-width: 60%;
}

.hero__title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(4rem, 10vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--white-snow);
  text-shadow: 0 0 80px var(--red-glow), 0 4px 20px rgba(0,0,0,0.8);
  margin-bottom: 1.5rem;
}

.hero__title .j-large {
  font-size: 1.15em;
  color: var(--red-crimson);
}

.hero__subtitle {
  font-family: var(--font-heading);
  font-size: clamp(0.8rem, 1.5vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gray-light);
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeSlideUp 1.2s var(--ease-cinematic) 1.5s forwards;
}

.hero__authors {
  font-family: var(--font-heading);
  font-size: clamp(0.9rem, 1.8vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red-crimson);
  opacity: 0;
  animation: fadeSlideUp 1.2s var(--ease-cinematic) 2s forwards;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: fadeSlideUp 1s var(--ease-cinematic) 3s forwards;
}

.hero__scroll-indicator span {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--gray-dark);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--red-crimson);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0% { top: -100%; }
  50% { top: 100%; }
  100% { top: 100%; }
}

/* --- Title typewriter / fade-in animation --- */
.hero__title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: charReveal 0.6s var(--ease-cinematic) forwards;
}

@keyframes charReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- SINOPSIS SECTION --- */
.sinopsis {
  position: relative;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  background: var(--black-deep);
}

.sinopsis__visual {
  position: relative;
  overflow: hidden;
  background: var(--red-blood);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sinopsis__visual img {
  width: 85%;
  max-height: 80%;
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: brightness(0.9) contrast(1.2);
}

/* Smoke animation for background */
.smoke-element {
  position: absolute;
  width: 100px;
  height: 200px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.15) 0%, transparent 70%);
  z-index: 1;
  animation: smokeRise 8s ease-in-out infinite;
  opacity: 0.3;
}

.smoke-element:nth-child(2) {
  left: 30%;
  animation-delay: -3s;
  animation-duration: 10s;
}

.smoke-element:nth-child(3) {
  left: 60%;
  animation-delay: -5s;
  animation-duration: 12s;
}

@keyframes smokeRise {
  0% {
    transform: translateY(100%) scale(0.8);
    opacity: 0;
  }
  20% {
    opacity: 0.3;
  }
  80% {
    opacity: 0.1;
  }
  100% {
    transform: translateY(-120%) scale(1.5);
    opacity: 0;
  }
}

/* Lightning flash */
.lightning-flash {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.08);
  opacity: 0;
  animation: lightningStrike 6s ease-in-out infinite;
}

.lightning-flash:nth-of-type(2) {
  animation-delay: -2.5s;
  animation-duration: 8s;
}

@keyframes lightningStrike {
  0%, 100% { opacity: 0; }
  1% { opacity: 0.6; }
  2% { opacity: 0; }
  3% { opacity: 0.3; }
  4% { opacity: 0; }
  50% { opacity: 0; }
}

.sinopsis__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 5rem 6rem 4rem;
  background: var(--black-soft);
}

.sinopsis__label {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--white-snow);
  margin-bottom: 0.75rem;
}

.sinopsis__tagline {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(0.85rem, 1.4vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--red-crimson);
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}

.sinopsis__body {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  font-weight: 300;
  line-height: 1.9;
  color: var(--gray-light);
  max-width: 55ch;
}

.sinopsis__divider {
  width: 60px;
  height: 2px;
  background: var(--red-crimson);
  margin-top: 3rem;
}

/* --- ARTE / GALLERY SECTION --- */
.arte {
  position: relative;
  padding: 8rem 0;
  background: var(--black-soft);
  overflow: hidden;
}

.arte__header {
  padding: 0 5vw;
  margin-bottom: 4rem;
  max-width: 900px;
}

.arte__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--white-snow);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.arte__description {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
  font-weight: 300;
  line-height: 1.9;
  color: var(--gray-light);
  max-width: 65ch;
}

.arte__gallery {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.arte__main-image {
  position: relative;
  width: 90%;
  max-width: 1400px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(178, 0, 0, 0.3);
}

.arte__main-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 3s var(--ease-cinematic);
  filter: saturate(1.1) contrast(1.05);
}

.arte__main-image:hover img {
  transform: scale(1.05);
}

.arte__main-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.6) 100%);
  pointer-events: none;
}

.arte__secondary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  width: 90%;
  max-width: 1400px;
  margin: 1.5rem auto 0;
}

.arte__secondary-item {
  overflow: hidden;
  border: 1px solid rgba(178, 0, 0, 0.2);
  position: relative;
}

.arte__secondary-item img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  transition: transform 3s var(--ease-cinematic);
  filter: saturate(1.1);
}

.arte__secondary-item:hover img {
  transform: scale(1.05);
}

/* Red floating particles */
.particles-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--red-crimson);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 10s ease-in-out infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 25%; animation-delay: -2s; }
.particle:nth-child(3) { left: 40%; animation-delay: -4s; }
.particle:nth-child(4) { left: 55%; animation-delay: -1s; }
.particle:nth-child(5) { left: 70%; animation-delay: -6s; }
.particle:nth-child(6) { left: 85%; animation-delay: -3s; }
.particle:nth-child(7) { left: 15%; animation-delay: -7s; }
.particle:nth-child(8) { left: 50%; animation-delay: -5s; }
.particle:nth-child(9) { left: 35%; animation-delay: -8s; }
.particle:nth-child(10) { left: 75%; animation-delay: -9s; }
.particle:nth-child(11) { left: 5%; animation-delay: -1.5s; }
.particle:nth-child(12) { left: 90%; animation-delay: -4.5s; }

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  50% {
    opacity: 0.3;
    transform: translateY(50vh) scale(1) translateX(20px);
  }
  90% {
    opacity: 0.1;
  }
  100% {
    transform: translateY(-10vh) scale(0.5) translateX(-10px);
    opacity: 0;
  }
}

/* --- AUTOR SECTION --- */
.autor {
  position: relative;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  background: var(--black-deep);
}

.autor__image-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--black-deep) 0%, var(--red-dark) 100%);
  overflow: hidden;
  padding: 4rem;
}

.autor__image-wrapper img {
  max-width: 85%;
  max-height: 80vh;
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: contrast(1.1);
}

.autor__image-wrapper::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  animation: neonFlicker 5s ease-in-out infinite;
}

.autor__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 5rem;
  background: linear-gradient(180deg, var(--red-dark) 0%, #1a0000 50%, var(--black-deep) 100%);
}

.autor__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--white-snow);
  margin-bottom: 2rem;
}

.autor__text {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
  font-weight: 300;
  line-height: 1.9;
  color: var(--gray-light);
  margin-bottom: 1.5rem;
  max-width: 55ch;
}

/* CTA Button with "gun draw" effect */
.cta-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white-snow);
  background: linear-gradient(135deg, var(--black-deep) 0%, var(--red-dark) 100%);
  border: 1px solid var(--red-blood);
  cursor: pointer;
  overflow: hidden;
  text-decoration: none;
  margin-top: 1.5rem;
  transition: transform 0.3s var(--ease-cinematic), box-shadow 0.4s var(--ease-cinematic);
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: none;
}

.cta-btn:hover {
  transform: scale(1.02);
  box-shadow: 0 0 30px var(--red-glow), inset 0 0 20px rgba(178, 0, 0, 0.15);
  color: var(--white-snow);
}

.cta-btn:hover::before {
  animation: gunDrawFlash 0.4s ease-out forwards;
}

.cta-btn:active {
  transform: scale(0.98) translateX(2px);
}

@keyframes gunDrawFlash {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* Vibration on hover */
@keyframes microShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-1px); }
  75% { transform: translateX(1px); }
}

.cta-btn:hover {
  animation: microShake 0.15s ease-in-out 0.1s 2;
}

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s var(--ease-cinematic), transform 1s var(--ease-cinematic);
}

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

/* --- FOOTER --- */
.footer {
  padding: 4rem 5vw;
  background: var(--black-deep);
  border-top: 1px solid rgba(178, 0, 0, 0.2);
  text-align: center;
}

.footer__text {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--red-crimson);
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

/* --- VIDEO SECTION --- */
.video-section {
  position: relative;
  padding: 8rem 0;
  background: radial-gradient(ellipse at center, rgba(107, 0, 0, 0.15) 0%, var(--black-deep) 70%);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.video-section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--white-snow);
  margin-bottom: 3rem;
  text-align: center;
  padding: 0 5vw;
}

.video-wrapper {
  position: relative;
  width: 90%;
  max-width: 1000px;
  border: 1px solid rgba(178, 0, 0, 0.3);
  overflow: hidden;
  box-shadow: 0 0 60px rgba(178, 0, 0, 0.15);
}

.video-wrapper video {
  width: 100%;
  height: auto;
  display: block;
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .hero__content {
    max-width: 75%;
  }
  .sinopsis__text, .autor__content {
    padding: 4rem 3rem;
  }
}

@media (max-width: 768px) {
  .nav {
    padding: 1rem 1.5rem;
  }

  .nav__links {
    display: none;
  }

  .hero__content {
    max-width: 90%;
    padding: 0 1.5rem;
  }

  .hero__title {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .sinopsis {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .sinopsis__visual {
    min-height: 50vh;
  }

  .sinopsis__text {
    padding: 3rem 1.5rem;
  }

  .autor {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .autor__image-wrapper {
    min-height: 50vh;
    padding: 2rem;
  }

  .autor__content {
    padding: 3rem 1.5rem;
  }

  .arte__header {
    padding: 0 1.5rem;
  }

  .arte__main-image,
  .arte__secondary {
    width: 95%;
  }

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

  .arte__secondary-item img {
    height: 250px;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: clamp(2.5rem, 16vw, 4rem);
  }

  .sinopsis__label, .arte__title, .autor__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
}