/* ===================================
   Ancash Sinfónico - Premium Landing Page
   Black & Gold Elegant Design
   =================================== */

/* ===== CSS RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette - Black & Gold */
  --color-black: #0a0a0a;
  --color-dark-gray: #1a1a1a;
  --color-medium-gray: #2a2a2a;
  --color-gold: #d4af37;
  --color-gold-light: #f4d03f;
  --color-gold-dark: #b8941f;
  --color-white: #ffffff;
  --color-off-white: #f5f5f5;

  /* Gradients */
  --gradient-gold: linear-gradient(
    135deg,
    var(--color-gold-dark) 0%,
    var(--color-gold) 50%,
    var(--color-gold-light) 100%
  );
  --gradient-dark: linear-gradient(
    180deg,
    rgba(10, 10, 10, 0.95) 0%,
    rgba(10, 10, 10, 0.7) 50%,
    rgba(10, 10, 10, 0.95) 100%
  );
  --gradient-vignette: radial-gradient(
    ellipse at center,
    transparent 0%,
    rgba(10, 10, 10, 0.4) 70%,
    rgba(10, 10, 10, 0.8) 100%
  );

  /* Typography */
  --font-display: "Playfair Display", serif;
  --font-body: "Inter", sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s ease;
}

/* ===== TYPOGRAPHY ===== */
@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap");

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

body {
  font-family: var(--font-body);
  background-color: var(--color-black);
  color: var(--color-off-white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

/* ===== UTILITY CLASSES ===== */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.text-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.divider {
  height: 2px;
  background: var(--gradient-gold);
  margin: var(--spacing-md) auto;
  max-width: 100px;
}

/* ===== COUNTDOWN OVERLAY ===== */
.countdown-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-black);
  transition: opacity 1s ease, visibility 1s ease;
}

.countdown-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.countdown__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.countdown__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.4);
  animation: slowZoom 20s ease-in-out infinite alternate;
}

.countdown__overlay-dark {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.9) 0%, rgba(10, 10, 10, 0.7) 50%, rgba(10, 10, 10, 0.9) 100%);
  z-index: 2;
}

.countdown__vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(10, 10, 10, 0.5) 60%, rgba(10, 10, 10, 0.9) 100%);
  z-index: 3;
}

.countdown__content {
  position: relative;
  z-index: 4;
  text-align: center;
  padding: var(--spacing-md);
  max-width: 1200px;
  width: 100%;
  animation: fadeInUp 1.5s ease-out;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
}

.countdown__logo {
  margin-bottom: var(--spacing-md);
}

.countdown__title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 4px 30px rgba(212, 175, 55, 0.4);
  animation: glow 3s ease-in-out infinite;
}

.countdown__divider {
  height: 3px;
  background: var(--gradient-gold);
  margin: var(--spacing-md) auto;
  max-width: 200px;
  animation: expandContract 2s ease-in-out infinite;
}

.countdown__subtitle {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  color: var(--color-gold);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-family: var(--font-body);
}

.countdown__timer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
  margin: var(--spacing-lg) 0;
  flex-wrap: wrap;
}

.countdown__time-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.8) 0%, rgba(42, 42, 42, 0.6) 100%);
  padding: clamp(1rem, 3vw, 2rem);
  border-radius: 16px;
  border: 2px solid rgba(212, 175, 55, 0.3);
  min-width: clamp(80px, 15vw, 140px);
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  animation: pulse 2s ease-in-out infinite;
}

.countdown__time-unit:hover {
  border-color: var(--color-gold);
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 20px 40px rgba(212, 175, 55, 0.3);
}

.countdown__number {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 900;
  font-family: var(--font-display);
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
  text-shadow: 0 0 30px rgba(212, 175, 55, 0.5);
}

.countdown__label {
  font-size: clamp(0.8rem, 1.5vw, 1.1rem);
  color: var(--color-off-white);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 500;
  opacity: 0.8;
}

.countdown__separator {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--color-gold);
  opacity: 0.6;
  animation: blink 2s ease-in-out infinite;
  display: none;
}

.countdown__message {
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: var(--color-off-white);
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-top: var(--spacing-lg);
  opacity: 0.9;
  font-style: italic;
}

.countdown__ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.ornament-line {
  height: 1px;
  width: clamp(50px, 15vw, 150px);
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.ornament-icon {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  animation: float 3s ease-in-out infinite;
}

/* ===== COUNTDOWN ANIMATIONS ===== */
@keyframes slowZoom {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.1);
  }
}

@keyframes glow {
  0%, 100% {
    text-shadow: 0 4px 30px rgba(212, 175, 55, 0.4);
  }
  50% {
    text-shadow: 0 4px 50px rgba(212, 175, 55, 0.8);
  }
}

@keyframes expandContract {
  0%, 100% {
    max-width: 200px;
    opacity: 1;
  }
  50% {
    max-width: 250px;
    opacity: 0.7;
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
}

@keyframes blink {
  0%, 49%, 100% {
    opacity: 0.6;
  }
  50%, 99% {
    opacity: 0.2;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ===== COUNTDOWN RESPONSIVE ===== */
@media (min-width: 769px) {
  .countdown__separator {
    display: block;
  }
}

@media (max-width: 768px) {
  .countdown__content {
    padding: var(--spacing-sm);
  }
  
  .countdown__title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .countdown__logo {
    margin-bottom: var(--spacing-sm);
  }
  
  .countdown__timer {
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
  }
  
  .countdown__time-unit {
    min-width: 70px;
    padding: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .countdown__content {
    padding: 1rem 0.75rem;
  }
  
  .countdown__title {
    font-size: clamp(2rem, 12vw, 3.5rem);
    margin-bottom: 0.5rem;
  }
  
  .countdown__subtitle {
    font-size: clamp(1rem, 4vw, 1.5rem);
  }
  
  .countdown__divider {
    margin: 0.75rem auto;
    max-width: 150px;
  }
  
  .countdown__logo {
    margin-bottom: 1rem;
  }
  
  .countdown__timer {
    gap: 0.5rem;
    margin: 1.5rem 0;
  }
  
  .countdown__time-unit {
    min-width: 60px;
    padding: 0.75rem 0.5rem;
  }
  
  .countdown__ornament {
    gap: var(--spacing-sm);
  }
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-dark);
  z-index: 2;
}

.hero__vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-vignette);
  z-index: 3;
}

.hero__content {
  position: relative;
  z-index: 4;
  text-align: center;
  padding: var(--spacing-md);
  animation: fadeInUp 1.2s ease-out;
}

.hero__title {
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 900;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.hero__subtitle {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 300;
  color: var(--color-gold);
  margin-bottom: var(--spacing-xs);
  letter-spacing: 0.1em;
}

.hero__role {
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 400;
  color: var(--color-off-white);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.9;
}

.hero__scroll {
  position: absolute;
  bottom: var(--spacing-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  animation: bounce 2s infinite;
}

.hero__scroll-icon {
  width: 30px;
  height: 50px;
  border: 2px solid var(--color-gold);
  border-radius: 25px;
  position: relative;
}

.hero__scroll-icon::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-gold);
  border-radius: 2px;
  animation: scrollDown 2s infinite;
}

/* ===== SECTION STYLES ===== */
.section--dark {
  background-color: var(--color-black);
}

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

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
}

.section__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-gold);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ===== VISION SECTION ===== */
.vision__content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.vision__text {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.8;
  color: var(--color-off-white);
  margin-bottom: var(--spacing-md);
  font-weight: 300;
}

.vision__highlight {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold);
  margin: var(--spacing-md) 0;
  line-height: 1.6;
}

/* ===== PILLARS SECTION ===== */
.pillars__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.pillar__card {
  background: linear-gradient(
    135deg,
    var(--color-dark-gray) 0%,
    var(--color-medium-gray) 100%
  );
  padding: var(--spacing-md);
  border-radius: 12px;
  border: 1px solid rgba(212, 175, 55, 0.2);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.pillar__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-smooth);
}

.pillar__card:hover {
  transform: translateY(-8px);
  border-color: var(--color-gold);
  box-shadow: 0 20px 40px rgba(212, 175, 55, 0.2);
}

.pillar__card:hover::before {
  transform: scaleX(1);
}

.pillar__icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.pillar__title {
  font-size: 1.5rem;
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
}

.pillar__description {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-off-white);
  opacity: 0.9;
}

/* ===== OBJECTIVES SECTION ===== */
.objectives__list {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  gap: var(--spacing-md);
}

.objective__item {
  background: var(--color-dark-gray);
  padding: var(--spacing-md);
  border-left: 4px solid var(--color-gold);
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.objective__item:hover {
  background: var(--color-medium-gray);
  transform: translateX(8px);
  box-shadow: -4px 0 0 var(--color-gold-light);
}

.objective__number {
  display: inline-block;
  width: 40px;
  height: 40px;
  background: var(--gradient-gold);
  color: var(--color-black);
  border-radius: 50%;
  text-align: center;
  line-height: 40px;
  font-weight: 700;
  margin-right: var(--spacing-sm);
  font-size: 1.2rem;
}

.objective__text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-off-white);
}

/* ===== GALLERY SECTION ===== */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.gallery__item:hover {
  transform: scale(1.02);
}

.gallery__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery__item:hover .gallery__image {
  transform: scale(1.1);
}

.gallery__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(10, 10, 10, 0.5) 50%,
    rgba(10, 10, 10, 0.9) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-md);
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery__item:hover .gallery__overlay {
  opacity: 1;
}

.gallery__vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    transparent 20%,
    rgba(10, 10, 10, 0.6) 100%
  );
  pointer-events: none;
}

.gallery__caption {
  color: var(--color-gold);
  font-size: 1.2rem;
  font-weight: 600;
}

/* ===== IMPACT SECTION ===== */
.impact__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.stat__card {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--color-dark-gray);
  border-radius: 12px;
  border: 2px solid transparent;
  transition: var(--transition-smooth);
}

.stat__card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.stat__number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat__label {
  font-size: 1rem;
  color: var(--color-off-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

/* ===== CTA SECTION ===== */
.cta {
  background: linear-gradient(
    135deg,
    var(--color-dark-gray) 0%,
    var(--color-black) 100%
  );
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(212, 175, 55, 0.1),
    transparent
  );
  animation: shimmer 3s infinite;
}

.cta__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-md);
}

.cta__text {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  max-width: 800px;
  margin: 0 auto var(--spacing-md);
  line-height: 1.8;
  color: var(--color-off-white);
}

.cta__button {
  display: inline-block;
  padding: 1.2rem 3rem;
  background: var(--gradient-gold);
  color: var(--color-black);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.cta__button:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(212, 175, 55, 0.5);
}

/* ===== FOOTER ===== */
.footer {
  background-color: var(--color-black);
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer__content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

.footer__logo {
  font-size: 2rem;
  font-family: var(--font-display);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
}

.footer__text {
  color: var(--color-off-white);
  opacity: 0.7;
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.footer__social {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer__social-link {
  color: var(--color-gold);
  font-size: 1.5rem;
  transition: var(--transition-fast);
}

.footer__social-link:hover {
  color: var(--color-gold-light);
  transform: translateY(-4px);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes scrollDown {
  0% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }

  .section {
    padding: var(--spacing-lg) 0;
  }

  .hero {
    min-height: 500px;
  }

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

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

  .impact__stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

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

  .cta__button {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
}

/* ===== SMOOTH SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

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