/**
 * Custom Styles
 * Constructora Centenario
 * Optimizado para experiencia móvil tipo app
 */

:root {
    --primary: #2E7D32;
    --primary-hover: #1B5E20;
    --primary-light: #4CAF50;
    --dark: #00351b;
    --light-gray: #F5F5F5;
    --text-gray: #4A4A4A;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* Base Typography */
body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-gray);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
}

/* Mobile-first responsive adjustments */
@media (max-width: 768px) {
    /* Compact sections */
    section {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
    
    /* Smaller headings on mobile */
    h1 { font-size: 1.75rem !important; }
    h2 { font-size: 1.5rem !important; }
    h3 { font-size: 1.25rem !important; }
    
    /* Full-width cards on mobile */
    .card, .proyecto-card {
        border-radius: 0.75rem;
    }
    
    /* Better touch targets */
    .grid {
        gap: 1rem !important;
    }
    
    /* Horizontal scroll for galleries */
    .gallery-scroll {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .gallery-scroll::-webkit-scrollbar {
        display: none;
    }
    
    .gallery-scroll > * {
        scroll-snap-align: start;
        flex-shrink: 0;
    }
    
    /* Stats section mobile optimization */
    .stat-card {
        padding: 1rem !important;
    }
    
    .stat-card .text-4xl {
        font-size: 1.75rem !important;
    }
}

/* ===== CTA Hierarchy System ===== */

/* CTA Primario - Acción principal (Cotizar) */
.cta-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: white;
    padding: 1rem 2rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    border-radius: 0;
    box-shadow: 0 4px 15px rgba(46, 125, 50, 0.35);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
}

.cta-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 125, 50, 0.45);
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--dark) 100%);
    color: white;
}

.cta-primary:hover::before {
    left: 100%;
}

.cta-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(46, 125, 50, 0.3);
}

/* CTA Secundario - Segunda acción (Agendar Cita, Contactar) */
.cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--primary);
    padding: 0.875rem 1.75rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border: 2px solid var(--primary);
    border-radius: 0;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
}

.cta-secondary:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.cta-secondary:active {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* Variante secundaria clara (sobre fondos oscuros) */
.cta-secondary-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(4px);
    color: white;
    padding: 0.875rem 1.75rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border: 2px solid rgba(255,255,255,0.6);
    border-radius: 0;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
}

.cta-secondary-light:hover {
    background: white;
    color: var(--dark);
    border-color: white;
}

/* CTA Terciario - Acciones menores (Ver más, Enlaces) */
.cta-tertiary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    padding: 0.5rem 0;
    border: none;
    background: transparent;
}

.cta-tertiary:hover {
    color: var(--primary-hover);
    gap: 0.75rem;
}

.cta-tertiary i {
    transition: transform 0.3s ease;
}

.cta-tertiary:hover i {
    transform: translateX(4px);
}

/* CTA WhatsApp - Especial para contacto */
.cta-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    padding: 0.875rem 1.75rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border: none;
    border-radius: 0;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
}

.cta-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%);
    color: white;
}

/* CTA Tamaños */
.cta-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.75rem;
}

.cta-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1rem;
}

/* CTA Full Width */
.cta-block {
    width: 100%;
    text-align: center;
}

/* Responsive CTAs */
@media (max-width: 768px) {
    .cta-primary,
    .cta-secondary,
    .cta-secondary-light,
    .cta-whatsapp {
        padding: 0.875rem 1.5rem;
        font-size: 0.8125rem;
        min-height: 48px;
    }
    
    .cta-primary.cta-lg,
    .cta-secondary.cta-lg {
        padding: 1rem 2rem;
        font-size: 0.875rem;
    }
}

/* Legacy button support */
.btn-primary {
    background-color: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

/* Cards */
.card {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Image placeholder */
.img-placeholder {
    background: linear-gradient(135deg, var(--light-gray) 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
}

/* Loading spinner */
.spinner {
    border: 3px solid var(--light-gray);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast notifications */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    color: white;
    font-weight: 500;
    z-index: 9999;
    animation: slideIn 0.3s ease;
}

.toast-success {
    background-color: var(--primary);
}

.toast-error {
    background-color: #dc2626;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}


/* Banner Slider */
.slider-container {
    position: relative;
    width: 100%;
}

.slide {
    will-change: opacity;
}

.slider-prev:focus,
.slider-next:focus,
.slider-dot:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Ensure smooth transitions */
.slide img,
.slide > a,
.slide > div {
    width: 100%;
    height: 100%;
}

/* Responsive adjustments for slider text */
@media (max-width: 640px) {
    .slider-container h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    .slider-container p {
        font-size: 0.875rem;
    }
}


/* Line clamp utilities */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* News cards hover effects */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}

.group:hover .group-hover\:text-primary {
    color: var(--primary);
}

.group:hover .group-hover\:gap-3 {
    gap: 0.75rem;
}


/* ===== Mobile App Enhancements ===== */

/* Haptic feedback simulation */
@media (max-width: 768px) {
    .touch-feedback {
        transition: transform 0.1s ease;
    }
    
    .touch-feedback:active {
        transform: scale(0.97);
    }
}

/* iOS-style blur header */
@supports (backdrop-filter: blur(10px)) {
    @media (max-width: 768px) {
        header {
            background: rgba(255, 255, 255, 0.9) !important;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
    }
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

img[data-src] {
    opacity: 0;
}

/* Mobile card improvements */
@media (max-width: 768px) {
    .proyecto-card {
        margin: 0 0.5rem;
    }
    
    .proyecto-card .h-56 {
        height: 180px !important;
    }
    
    .proyecto-card .p-6 {
        padding: 1rem !important;
    }
}

/* Bottom sheet styles */
.sheet-handle {
    width: 40px;
    height: 4px;
    background: #d1d5db;
    border-radius: 2px;
    margin: 8px auto;
}

/* Install prompt banner */
.install-banner {
    position: fixed;
    bottom: 80px;
    left: 16px;
    right: 16px;
    background: white;
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    z-index: 9998;
    display: none;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Hide scrollbar but keep functionality */
.hide-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
    display: none;
}

/* Ripple effect for buttons */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.ripple:active::after {
    width: 200%;
    height: 200%;
}

/* Page transition */
.page-enter {
    animation: pageEnter 0.3s ease forwards;
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Pull to refresh */
.ptr-element {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.2s ease;
}

.ptr-element.visible {
    transform: translateY(0);
}

/* Loading states */
.loading-shimmer {
    background: linear-gradient(
        90deg,
        #f0f0f0 0%,
        #e0e0e0 50%,
        #f0f0f0 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Safe area padding for notched devices */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .safe-bottom {
        padding-bottom: env(safe-area-inset-bottom);
    }
}