/* ========================================
   MOCHI RESCATA — Design System & Styles
   ======================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Pastel palette */
  --pink-light: #FFD6E0;
  --pink-medium: #E8A0BF;
  --pink-dark: #D87DA1;
  --purple-light: #C8A2D0;
  --purple-medium: #9B72AA;
  --purple-dark: #7B5190;
  --lavender: #E8D5F5;
  --lavender-light: #F3EAFC;
  --cream: #FFF5F7;
  --white: #FFFFFF;
  --accent-warm: #F4978E;
  --accent-warm-hover: #E07E74;
  --accent-soft: #FFB5C2;

  /* Text colors */
  --text-dark: #3D2C40;
  --text-medium: #6B5070;
  --text-light: #9A7FA0;
  --text-on-accent: #FFFFFF;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(155, 114, 170, 0.1);
  --shadow-md: 0 4px 16px rgba(155, 114, 170, 0.15);
  --shadow-lg: 0 8px 32px rgba(155, 114, 170, 0.2);
  --shadow-glow: 0 0 20px rgba(232, 160, 191, 0.3);

  /* Borders */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-normal: 0.3s var(--ease-out);
  --transition-slow: 0.5s var(--ease-out);

  /* Typography scale (fluid) */
  --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --fs-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --fs-base: clamp(1rem, 0.9rem + 0.45vw, 1.125rem);
  --fs-md: clamp(1.125rem, 1rem + 0.55vw, 1.25rem);
  --fs-lg: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  --fs-xl: clamp(1.75rem, 1.2rem + 2vw, 2.5rem);
  --fs-2xl: clamp(2rem, 1.5rem + 2.5vw, 3.25rem);
  --fs-3xl: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Container */
  --container-max: 1200px;
  --container-padding: clamp(1rem, 3vw, 2rem);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-dark);
  background-color: var(--cream);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  line-height: 1.2;
  color: var(--text-dark);
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-md);
  color: var(--purple-dark);
}

.section-subtitle {
  font-size: var(--fs-base);
  text-align: center;
  color: var(--text-medium);
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
  line-height: 1.7;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-warm), var(--pink-medium));
  color: var(--text-on-accent);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(244, 151, 142, 0.4);
}

.btn-secondary {
  background: var(--white);
  color: var(--purple-medium);
  border: 2px solid var(--purple-light);
}

.btn-secondary:hover {
  background: var(--lavender-light);
  border-color: var(--purple-medium);
  transform: translateY(-2px);
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0.75rem 0;
  transition: all var(--transition-normal);
  background: rgba(255, 245, 247, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.navbar.scrolled {
  background: rgba(255, 245, 247, 0.95);
  box-shadow: var(--shadow-sm);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.nav-logo-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--purple-dark);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-medium);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--pink-medium);
  transition: width var(--transition-normal);
  border-radius: 1px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--purple-dark);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: 0.6rem 1.5rem !important;
  font-size: var(--fs-xs) !important;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--purple-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile overlay */
.nav-mobile {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  background: linear-gradient(135deg, rgba(255, 245, 247, 0.98), rgba(232, 213, 245, 0.98));
  backdrop-filter: blur(30px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.nav-mobile.active {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--purple-dark);
  transition: color var(--transition-fast);
}

.nav-mobile a:hover {
  color: var(--pink-medium);
}

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--container-padding) var(--space-4xl);
  background: linear-gradient(160deg, var(--cream) 0%, var(--pink-light) 30%, var(--lavender) 70%, var(--lavender-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 160, 191, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: floatBlob 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(200, 162, 208, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: floatBlob 10s ease-in-out infinite reverse;
}

@keyframes floatBlob {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-logo {
  width: clamp(140px, 25vw, 220px);
  height: auto;
  margin: 0 auto var(--space-xl);
  border-radius: var(--radius-lg);
  animation: fadeInUp 1s var(--ease-out);
  filter: drop-shadow(0 8px 24px rgba(155, 114, 170, 0.2));
}

.hero h1 {
  font-size: var(--fs-3xl);
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-dark), var(--pink-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-sm);
  animation: fadeInUp 1s var(--ease-out) 0.15s both;
}

.hero-subtitle {
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-lg);
  font-weight: 500;
  color: var(--purple-medium);
  margin-bottom: var(--space-sm);
  animation: fadeInUp 1s var(--ease-out) 0.3s both;
}

.hero-slogan {
  font-size: var(--fs-md);
  color: var(--text-medium);
  font-style: italic;
  margin-bottom: var(--space-2xl);
  animation: fadeInUp 1s var(--ease-out) 0.45s both;
}

.hero-cta {
  animation: fadeInUp 1s var(--ease-out) 0.6s both;
}

.hero-cta .btn {
  font-size: var(--fs-base);
  padding: 1rem 2.5rem;
}

/* Floating decorations */
.hero-decoration {
  position: absolute;
  z-index: 0;
  opacity: 0.3;
  animation: floatDecor 6s ease-in-out infinite;
}

.hero-decoration:nth-child(2) { animation-delay: -2s; }
.hero-decoration:nth-child(3) { animation-delay: -4s; }

@keyframes floatDecor {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

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

/* Wave separator */
.wave-separator {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: -2px;
}

.wave-separator svg {
  position: relative;
  display: block;
  width: calc(100% + 1.3px);
  height: 80px;
}

/* ---------- ABOUT / QUIÉNES SOMOS ---------- */
.about {
  padding: var(--space-4xl) 0;
  background: var(--white);
  position: relative;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  margin-bottom: var(--space-3xl);
}

.about-text p {
  font-size: var(--fs-base);
  color: var(--text-medium);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-species {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.species-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--cream), var(--lavender-light));
  transition: all var(--transition-normal);
  border: 1px solid rgba(200, 162, 208, 0.15);
}

.species-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.species-icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-md);
  display: block;
}

.species-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-xs);
  color: var(--purple-dark);
}

.species-card p {
  font-size: var(--fs-sm);
  color: var(--text-medium);
}

/* ---------- RESCATADOS ---------- */
.rescatados {
  padding: var(--space-4xl) 0;
  background: linear-gradient(180deg, var(--lavender-light), var(--cream));
}

.filter-bar {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 500;
  background: var(--white);
  color: var(--text-medium);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--pink-medium);
  color: var(--pink-dark);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--pink-medium), var(--purple-light));
  color: var(--white);
  border-color: transparent;
}

.rescatados-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.animal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  border: 1px solid rgba(200, 162, 208, 0.1);
}

.animal-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.animal-card-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.animal-card:hover .animal-card-img {
  transform: scale(1.05);
}

.animal-card-img-wrapper {
  overflow: hidden;
  position: relative;
}

.animal-card-badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-xs);
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.badge-adopcion {
  background: rgba(244, 151, 142, 0.9);
  color: var(--white);
}

.badge-apadrinado {
  background: rgba(200, 162, 208, 0.9);
  color: var(--white);
}

.badge-hogar {
  background: rgba(155, 114, 170, 0.9);
  color: var(--white);
}

.animal-card-body {
  padding: var(--space-lg);
}

.animal-card-body h3 {
  font-size: var(--fs-md);
  margin-bottom: 0.25rem;
  color: var(--purple-dark);
}

.animal-card-species {
  font-size: var(--fs-xs);
  color: var(--text-light);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.animal-card-body p {
  font-size: var(--fs-sm);
  color: var(--text-medium);
  line-height: 1.6;
}

/* ---------- CÓMO AYUDAR ---------- */
.ayudar {
  padding: var(--space-4xl) 0;
  background: var(--white);
}

.ayudar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.ayudar-card {
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--cream), var(--lavender-light));
  border: 1px solid rgba(200, 162, 208, 0.15);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.ayudar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--pink-medium), var(--purple-light));
  border-radius: 0 4px 4px 0;
}

.ayudar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.ayudar-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  display: block;
}

.ayudar-card h3 {
  font-size: var(--fs-lg);
  color: var(--purple-dark);
  margin-bottom: var(--space-sm);
}

.ayudar-card p {
  font-size: var(--fs-sm);
  color: var(--text-medium);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

/* Donation details */
.donation-details {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid rgba(200, 162, 208, 0.2);
  margin-bottom: var(--space-lg);
}

.donation-details h4 {
  font-size: var(--fs-sm);
  color: var(--purple-dark);
  margin-bottom: var(--space-sm);
  font-family: 'Outfit', sans-serif;
}

.donation-details p {
  font-size: var(--fs-xs);
  color: var(--text-medium);
  margin-bottom: 0.25rem;
  line-height: 1.6;
}

.donation-details strong {
  color: var(--text-dark);
}

/* ---------- GALERÍA ---------- */
.galeria {
  padding: var(--space-4xl) 0;
  background: linear-gradient(180deg, var(--lavender-light), var(--cream));
}

.galeria-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-md);
}

.galeria-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  aspect-ratio: 1;
}

.galeria-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.galeria-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(61, 44, 64, 0.3));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.galeria-item:hover img {
  transform: scale(1.08);
}

.galeria-item:hover::after {
  opacity: 1;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(61, 44, 64, 0.9);
  backdrop-filter: blur(15px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ---------- CONTACTO ---------- */
.contacto {
  padding: var(--space-4xl) 0;
  background: var(--white);
}

.contacto-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contacto-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-family: 'Outfit', sans-serif;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--purple-dark);
  display: flex;
  justify-content: space-between;
}

.required-star::after {
  content: '*';
  color: #ff4d4d;
  margin-left: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.65rem 1rem;
  border: 2px solid rgba(200, 162, 208, 0.2);
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: var(--fs-sm);
  color: var(--text-dark);
  background: var(--white);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--purple-medium);
  box-shadow: 0 0 0 4px rgba(155, 114, 170, 0.1);
}

.form-group input:focus:invalid,
.form-group textarea:focus:invalid {
  border-color: #ff4d4d;
  box-shadow: 0 0 0 4px rgba(255, 77, 77, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.contacto-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.info-card {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--cream), var(--lavender-light));
  border: 1px solid rgba(200, 162, 208, 0.15);
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--pink-medium), var(--purple-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.info-card h4 {
  font-size: var(--fs-sm);
  color: var(--purple-dark);
  margin-bottom: 0.25rem;
  font-family: 'Outfit', sans-serif;
}

.info-card p,
.info-card a {
  font-size: var(--fs-sm);
  color: var(--text-medium);
  line-height: 1.5;
}

.info-card a:hover {
  color: var(--pink-dark);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--pink-medium), var(--purple-light));
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.social-link:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.social-link svg {
  width: 22px;
  height: 22px;
  fill: var(--white);
}

/* ---------- FOOTER ---------- */
.footer {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, var(--purple-dark), var(--pink-dark));
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
}

.footer p {
  font-size: var(--fs-sm);
}

.footer a {
  color: var(--pink-light);
  font-weight: 500;
}

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

.footer-heart {
  color: var(--accent-warm);
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

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

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- RESPONSIVE ---------- */

/* Tablet */
@media (max-width: 1023px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .about-image {
    order: -1;
  }

  .about-image img {
    height: 300px;
  }

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

  .contacto-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* Mobile */
@media (max-width: 767px) {
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .hero {
    min-height: 100vh;
    min-height: 100dvh;
    padding-top: 100px;
  }

  .about-species {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .species-card {
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-align: left;
  }

  .species-icon {
    margin-bottom: 0;
    font-size: 2.5rem;
  }

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

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

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

  .galeria-item {
    aspect-ratio: 1;
  }

  .lightbox img {
    max-width: 95vw;
    max-height: 70vh;
  }

  .lightbox-close {
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
  }
}

/* Small phones */
@media (max-width: 380px) {
  .galeria-grid {
    grid-template-columns: 1fr;
  }
  
  .filter-bar {
    gap: 0.35rem;
  }
  
  .filter-btn {
    padding: 0.4rem 1rem;
    font-size: var(--fs-xs);
  }
}