/* ========== ANIMACIÓN FADE-IN PARA BANNER DONACIÓN ========== */
.fade-in {
    opacity: 0;
    animation: fadeInBanner 1.2s ease-out 0.2s forwards;
}

@keyframes fadeInBanner {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
/* ========== VARIABLES Y RESET ========== */
:root {
    --marron-madera: #795548;
    --verde-forestal: #2E7D32;
    --arena: #FFCC80;
    --blanco-roto: #FFF8E1;
    --marron-claro: #A1887F;
    --blanco: #FFFFFF;
    --gris-oscuro: #333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background: var(--blanco-roto) url("https://media.istockphoto.com/id/1388281684/es/vector/patr%C3%B3n-de-perro-sin-costuras-con-huellas-de-patas-huesos-corazones-y-bolas-textura-de-pie-de.jpg?s=612x612&w=0&k=20&c=NNooDEprR5V5eK_3WLaBsPcKBVmoAUKe9mkzHP2D7pI=");
    background-size: 120px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== HEADER INFO ========== */
header.info {
    background: #292a2a;
    color: white;
    padding: 9px 20px;
    font-size: 11px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header.info p {
    font-weight: bold;
    margin: 0;
}

/* ========== HEADER ESLOGAN ========== */
header.eslogan {
    background:
        linear-gradient(rgba(121, 85, 72, 0.8), rgba(121, 85, 72, 0.9)),
        url('https://images.unsplash.com/photo-1548199973-03cce0bbc87b?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
}

header.eslogan::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20,20 C30,10 70,10 80,20 C90,30 90,70 80,80 C70,90 30,90 20,80 C10,70 10,30 20,20 Z' fill='none' stroke='%23FFE0B2' stroke-width='0.5' opacity='0.3'/%3E%3C/svg%3E");
    background-size: 80px;
    opacity: 0.4;
}

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

header.eslogan h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-family: 'Quicksand', sans-serif;
}

header.eslogan p {
    font-size: 1.2rem;
    opacity: 0.95;
    font-weight: 300;
    letter-spacing: 1px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* ========== NAVBAR ========== */
.navbar {
    background: var(--marron-claro);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-weight: 600;
    font-size: 1.4rem;
    font-family: 'Quicksand', sans-serif;
}

.nav-logo img {
    width: 50px;
    height: 50px;
    filter: brightness(0) invert(1) drop-shadow(1px 1px 2px rgba(0, 0, 0, 0.3));
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.navbar li a {
    color: white;
    text-decoration: none;
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 1rem;
    display: block;
}

.navbar li a:hover {
    background: #5D4037;
    color: #FFE0B2;
    transform: translateY(-2px);
}

/* ========== HAMBURGUESA ========== */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 12px;
    background: #5D4037;
    border-radius: 5px;
    order: -1;
    margin-right: auto;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* ========== BARRA DONACIÓN ========== */
.barra_donacion {
    background:
        linear-gradient(rgba(121, 85, 72, 0.85), rgba(121, 85, 72, 0.9)),
        url('https://images.unsplash.com/photo-1552053831-71594a27632d?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
}

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

.barra_donacion h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-family: 'Quicksand', sans-serif;
}

.barra_donacion p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.barra_donacion a {
    display: inline-block;
    background: var(--verde-forestal);
    color: white;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.barra_donacion a:hover {
    background: #1B5E20;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* ========== CARRUSEL ========== */
.carrusel {
    padding: 4rem 0;
    background: var(--blanco);
    width: 100%;
}

.carrusel h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--marron-madera);
    font-size: 2.2rem;
    font-family: 'Quicksand', sans-serif;
}

.carrusel-container {
    position: relative;
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
    animation: carruselFadeInUp 1s ease;
}

/* Animación fade-in y slide-up para el carrusel */
@keyframes carruselFadeInUp {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.carrusel-slide {
    display: none;
    position: relative;
}

.carrusel-slide.active {
    display: block;
}

.carrusel-slide img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
}

.carrusel-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 1.5rem;
    text-align: center;
    font-size: 1.3rem;
    font-weight: 500;
}

.carrusel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    font-size: 1.8rem;
    transition: background 0.3s;
    z-index: 10;
}

.carrusel-btn:hover {
    background: rgba(0, 0, 0, 0.9);
}

.carrusel-btn.prev {
    left: 0;
    border-radius: 0 5px 5px 0;
}

.carrusel-btn.next {
    right: 0;
    border-radius: 5px 0 0 5px;
}

.carrusel-dots {
    position: absolute;
    bottom: 25px;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 10;
}

.dot {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin: 0 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

/* ========== NOSOTROS ========== */
/* Base y contenedor */
.nosotros { padding: 4rem 0; background: rgba(255,248,225,0.8); }
.nosotros .container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.nosotros h2 { text-align: center; margin-bottom: 2.5rem; color: var(--marron-madera); font-size: 2.2rem; font-family: 'Quicksand', sans-serif; }

/* Contenido: por defecto móvil (stack) */
.nosotros-content { display: flex; flex-direction: column; gap: 1.25rem; align-items: stretch; }

/* Texto: full y compact */
.full-text { display: none; }            /* oculto en móvil; visible en escritorio por media query */
.compact-text { display: block; }        /* versión resumida en móvil */

/* Valores toggle (móvil) */
.valores-toggle { background: transparent; border: 1px solid rgba(20,35,45,0.06); padding: 8px 12px; border-radius: 8px; cursor: pointer; color: #15303a; font-weight: 600; margin-bottom: 8px; }

/* Estadísticas estilo vertical (móvil) */
.vertical-stats { display: flex; gap: 10px; justify-content: space-between; }
.vertical-stats .estadistica { flex: 1; align-items: center; padding: 10px; }

/* Estilos generales de listas y estadísticas */
.valores-list { margin-left: 1.25rem; margin-bottom: 1rem; color: #2f3f44; }
.estadisticas { display: flex; gap: 12px; margin-top: 1rem; flex-wrap: wrap; justify-content: flex-start; }
.estadistica { display: flex; flex-direction: column; align-items: center; background: #fff; padding: 10px 14px; border-radius: 10px; border: 1px solid rgba(34,50,60,0.06); box-shadow: 0 8px 20px rgba(20,35,45,0.04); min-width: 100px; }
.numero { font-size: 2rem; font-weight: 700; color: var(--verde-forestal); font-family: 'Quicksand', sans-serif; }
.texto { font-size: 0.9rem; color: var(--gris-oscuro); }

/* Video (móvil ocupa ancho completo) */
.nosotros-media { display: flex; flex-direction: column; align-items: center; gap: 8px; width: 100%; order: 2; }
.video-refugio { position: relative; width: 100%; max-width: 100%; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 10px; box-shadow: 0 10px 25px rgba(20,35,45,0.06); border: 1px solid rgba(34,50,60,0.05); background: #eef6f3; }
.video-refugio iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 10px; }

/* ---------- Desktop: dos columnas, video a la derecha, mostrar full-text ---------- */
@media (min-width: 992px) {
  .nosotros-content { display: grid; grid-template-columns: 1fr 420px; gap: 2.5rem; align-items: start; }
  .full-text { display: block; }       /* mostrar versión completa */
  .compact-text { display: none; }     /* ocultar versión compacta */
  .nosotros-media { order: 2; align-items: center; }
  .video-refugio { max-width: 420px; padding-bottom: 56.25%; border-radius: 12px; }
}

/* Desktop grande: video más ancho */
@media (min-width: 1400px) {
  .nosotros-content { grid-template-columns: 1fr 520px; }
  .video-refugio { max-width: 520px; }
}

/* Tablet intermedia */
@media (min-width: 720px) and (max-width: 991px) {
  .nosotros-content { display: grid; grid-template-columns: 1fr 360px; gap: 1.8rem; }
  .full-text { display: block; }
  .compact-text { display: none; }
  .video-refugio { max-width: 360px; }
}

/* Accesibilidad focus */
.valores-toggle:focus { outline: 3px solid rgba(47,143,102,0.15); }

/* Transiciones suaves */
.valores-list, .estadisticas, .video-refugio { transition: all 220ms ease; }
/* ========== SERVICIOS ========== */
.servicios {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.9);
}

.servicios h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--marron-madera);
    font-size: 2.2rem;
    font-family: 'Quicksand', sans-serif;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.servicio {
    background: var(--blanco-roto);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
    border: 1px solid rgba(121, 85, 72, 0.1);
    max-width: 300px;
    width: 100%;
}

.servicio:hover {
    transform: translateY(-5px);
}

.servicio-icono {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.servicio h3 {
    color: var(--marron-madera);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-family: 'Quicksand', sans-serif;
}

.servicio p {
    color: var(--gris-oscuro);
    line-height: 1.6;
}

.modal-login {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.65);
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.modal-content-login {
    background: #fff;
    padding: 25px;
    width: 300px;
    border-radius: 10px;
    text-align: center;
}

.modal-content-login input {
    width: 90%;
    padding: 8px;
    margin: 10px 0;
}

.btn-login {
    background: #2E7D32;
    border: none;
    padding: 8px 15px;
    color: white;
    cursor: pointer;
    border-radius: 6px;
}


/* ========== FOOTER ========== */
.footer {
    background: var(--gris-oscuro);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--arena);
    font-family: 'Quicksand', sans-serif;
}

.footer-section p {
    margin-bottom: 0.8rem;
    line-height: 1.6;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-section i {
    width: 20px;
    text-align: center;
}

.social-links {
    margin-top: 1.5rem;
    display: flex;
    gap: 15px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--marron-madera);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--arena);
    color: var(--gris-oscuro);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}


/* ========== RESPONSIVE ========== */
@media screen and (max-width: 992px) {
    .navbar ul {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--marron-claro);
        width: 80%;
        height: 100vh;
        text-align: left;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.2);
        padding: 2rem 0;
        gap: 0;
        z-index: 999;
    }

    .navbar ul.active {
        left: 0;
    }

    .navbar li {
        width: 100%;
    }

    .navbar li a {
        padding: 1.2rem 2rem;
        border-radius: 0;
        border-bottom: 1px solid #8D6E63;
        width: 100%;
    }

    .hamburger {
        display: flex;
    }

    .nav-container {
        justify-content: flex-start;
    }

    .nav-logo span {
        display: none;
    }

    .servicios-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 600px;
        margin: 0 auto;
    }

    .nosotros-content {
        flex-direction: column;
    }

    .nosotros-text p {
        text-align: left;
    }

    .estadisticas {
        flex-direction: column;
        gap: 1.5rem;
    }

    .carrusel-slide img {
        height: 400px;
    }

    header.info {
        flex-direction: column;
        gap: 5px;
    }

    header.eslogan h1 {
        font-size: 2.2rem;
    }

    .barra_donacion h2 {
        font-size: 2.2rem;
    }
}

@media screen and (max-width: 600px) {
    .servicios-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .carrusel-slide img {
        height: 300px;
    }

    .social-links {
        justify-content: center;
    }

    .nav-logo img {
        width: 40px;
        height: 40px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }

    header.info {
        padding: 9px 15px;
        font-size: 10px;
    }

    .barra_donacion {
        padding: 3rem 1rem;
    }

    .servicios,
    .nosotros,
    .carrusel {
        padding: 3rem 0;
    }
}