/* ==========================================================================
   Jardín de Aves & Taller de Cerámica — Stylesheet
   Mediterranean Luxury Sanctuary Design System
   ========================================================================== */

:root {
  --brand-bg: #FAF7F2;
  --brand-surface: #FFFFFF;
  --brand-surface-1: #F5EFEB;
  --brand-surface-2: #EDE2D5;
  --brand-surface-3: #E4D5C5;
  --brand-primary: #C86D51;
  --brand-primary-hover: #B45B40;
  --brand-primary-dark: #97442C;
  --brand-terracotta: #D97D62;
  --brand-accent: #3A5A40;
  --brand-accent-light: #588157;
  --brand-dark: #2C221E;
  --brand-muted: #736760;
  --brand-border: rgba(200, 109, 81, 0.18);
  --brand-whatsapp: #25D366;
  --brand-whatsapp-hover: #20BA5A;
  --brand-whatsapp-glow: rgba(37, 211, 102, 0.35);

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  font-family: var(--font-sans);
  color: var(--brand-dark);
  background-color: var(--brand-bg);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-color: var(--brand-bg);
  color: var(--brand-dark);
  line-height: 1.6;
}

.font-serif {
  font-family: var(--font-serif);
}

.font-sans {
  font-family: var(--font-sans);
}

/* Layout Container */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

/* Top Announcement Bar */
.top-announcement-bar {
  background-color: var(--brand-dark);
  color: #F7EFE9;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Navigation Header */
#main-header.scrolled .nav-inner {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px -10px rgba(44, 34, 30, 0.12);
  border: 1px solid var(--brand-border);
}

#main-header:not(.scrolled) .nav-inner {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.nav-link {
  color: var(--brand-dark);
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--brand-primary);
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--brand-primary);
}

.nav-link:hover::after {
  width: 100%;
}

/* Hero Section Media & Overlays */
.hero-bg-media {
  background-size: cover;
  background-position: center;
  filter: brightness(0.85);
  animation: heroKenBurns 24s ease-in-out infinite alternate;
}

@keyframes heroKenBurns {
  0% { transform: scale(1.02) translate(0, 0); }
  50% { transform: scale(1.08) translate(-1%, -1%); }
  100% { transform: scale(1.02) translate(0, 0); }
}

.hero-gradient-overlay {
  background: linear-gradient(
    180deg,
    rgba(30, 22, 18, 0.65) 0%,
    rgba(44, 34, 30, 0.45) 45%,
    rgba(30, 22, 18, 0.85) 100%
  );
}

/* Buttons */
.btn-whatsapp {
  background-color: var(--brand-whatsapp);
  color: #ffffff;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-whatsapp:hover {
  background-color: var(--brand-whatsapp-hover);
  box-shadow: 0 10px 25px -5px var(--brand-whatsapp-glow);
  transform: translateY(-2px);
}

.btn-whatsapp-hero {
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 12px 30px -5px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp-hero:hover {
  background: linear-gradient(135deg, #23cb62 0%, #1aa651 100%);
  box-shadow: 0 16px 36px -4px rgba(37, 211, 102, 0.55);
}

/* Calculator Interactive States */
.calc-btn {
  background-color: #FFFFFF;
  border-color: rgba(200, 109, 81, 0.18);
  cursor: pointer;
  position: relative;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.calc-btn:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -6px rgba(200, 109, 81, 0.15);
}

.calc-btn.active {
  border-color: var(--brand-primary);
  background-color: #FFF9F5;
  box-shadow: 0 0 0 2px var(--brand-primary), 0 8px 20px -6px rgba(200, 109, 81, 0.25);
}

.calc-btn .calc-check-icon {
  background-color: #F5EFEB;
  border-color: rgba(200, 109, 81, 0.2);
  color: transparent;
  transition: all 0.2s ease;
}

.calc-btn.active .calc-check-icon {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #FFFFFF;
}

.visitor-btn, .time-btn {
  background-color: #FFFFFF;
  border-color: rgba(200, 109, 81, 0.18);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.visitor-btn:hover, .time-btn:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.visitor-btn.active, .time-btn.active {
  border-color: var(--brand-primary);
  background-color: #FFF9F5;
  box-shadow: 0 0 0 2px var(--brand-primary);
}

.visitor-btn.active span:first-child, .time-btn.active span:first-child {
  color: var(--brand-primary);
}

/* Pillar Cards */
.pillar-card {
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 45px -12px rgba(200, 109, 81, 0.18);
  border-color: rgba(200, 109, 81, 0.3);
}

/* Gallery Filter & Hover */
.gallery-filter-btn {
  background-color: #FFFFFF;
  border: 1px solid var(--brand-border);
  color: var(--brand-dark);
  cursor: pointer;
}

.gallery-filter-btn:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.gallery-filter-btn.active {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px -2px rgba(200, 109, 81, 0.35);
}

.gallery-item {
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 35px -10px rgba(44, 34, 30, 0.2);
}

/* Review Cards */
.review-card {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.review-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 35px -10px rgba(200, 109, 81, 0.15);
  border-color: rgba(200, 109, 81, 0.25);
}

/* Sticky Conversion Floating Bar */
.sticky-wa-button {
  box-shadow: 0 12px 35px -5px rgba(37, 211, 102, 0.5);
}

.wa-radar-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border-radius: 9999px;
  background-color: rgba(37, 211, 102, 0.4);
  transform: translate(-50%, -50%) scale(1);
  pointer-events: none;
  animation: radarPulse 2.8s infinite cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: -1;
}

@keyframes radarPulse {
  0% {
    transform: translate(-50%, -50%) scale(0.95);
    opacity: 0.8;
  }
  60% {
    transform: translate(-50%, -50%) scale(1.35);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.35);
    opacity: 0;
  }
}

/* Scroll Entrance Animations */
.reveal-fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-fade-up.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Utility Animations */
@keyframes floatGentle {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

.animate-float {
  animation: floatGentle 4s ease-in-out infinite;
}