@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
    --primary-color: #080c14; /* Extremely deep dark obsidian/black-navy */
    --primary-light: #161f33; /* Slate Navy for highlights */
    --primary-dark: #030509; /* Pitch black for footer and deepest sections */
    --secondary-color: #af926f; /* Satin Antique Bronze Gold */
    --secondary-light: #c0a889; /* Pale Satin Champagne Gold */
    --secondary-dark: #917552; /* Deep Satin Bronze */
    --text-dark: #f8fafc; /* Slate 50 - Very clean white-slate for dark backgrounds */
    --text-muted: #94a3b8; /* Slate 400 - Readable muted text */
    --bg-light: #0d1220; /* Dark slate navy for alternating sections */
    --bg-card: #151d30; /* Dark navy card background */
    --white: #ffffff;
    --whatsapp-color: #128c7e; /* Deeper/sober WhatsApp Teal-Green */
    --whatsapp-hover: #075e54;
    --border-color: #1e293b; /* Dark slate border */
    
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 20px 45px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 25px 50px rgba(0, 0, 0, 0.4);
}

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

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

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

/* Typography elements */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    color: var(--text-dark);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Navbar */
.header {
    background-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.header.scrolled {
    height: 70px;
    background-color: rgba(8, 12, 20, 0.95);
    backdrop-filter: blur(10px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

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

.nav-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--secondary-color);
    transition: var(--transition-smooth);
}

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

.nav-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
}

.nav-item a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    padding: 0.5rem 0;
    position: relative;
}

.nav-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition-smooth);
}

.nav-item a:hover {
    color: var(--primary-light);
}

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

.btn-nav-contact {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.btn-nav-contact::after {
    display: none !important;
}

.btn-nav-contact:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(197, 168, 128, 0.3);
}

/* Hamburger menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    position: relative;
    transition: var(--transition-smooth);
}

.hamburger::before,
.hamburger::after {
    content: '';
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    position: absolute;
    transition: var(--transition-smooth);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* Hamburger Open States */
.nav-toggle.open .hamburger {
    background-color: transparent;
}

.nav-toggle.open .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.open .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Sections General */
section {
    padding: 6.5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background-image: linear-gradient(rgba(11, 15, 25, 0.84), rgba(11, 15, 25, 0.84)), url('assets/images/hero_bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    padding: 4rem 0;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo-container {
    margin-bottom: 1.5rem;
}

.hero-logo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 3px solid var(--secondary-color);
    box-shadow: 0 0 30px rgba(197, 168, 128, 0.3);
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 0.5rem;
    font-family: var(--font-serif);
    letter-spacing: 1px;
}

.hero-subtitle-top {
    font-size: 1.5rem;
    color: var(--secondary-color);
    font-family: var(--font-serif);
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
}

.hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

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

.btn-primary:hover {
    background-color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

/* Quiénes Somos */
.about {
    background-color: var(--primary-color);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.about-title {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
}

.about-text p {
    color: var(--text-dark);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
    line-height: 1.8;
    text-align: justify;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 2;
    position: relative;
    border: 1px solid var(--border-color);
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--secondary-color);
    border-radius: 8px;
    z-index: 1;
    transition: var(--transition-smooth);
}

.about-image-wrapper:hover::before {
    top: -10px;
    right: -10px;
}

/* Servicios Section */
.services {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 180px;
}

.service-icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--secondary-color);
    transition: var(--transition-smooth);
}

.service-card h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-hover);
}

.service-card:hover .service-icon-wrapper {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

.service-card:hover h3 {
    color: var(--secondary-light);
}

/* ¿Por qué elegirnos? */
.why-us {
    background-color: var(--primary-color);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.why-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.why-icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--secondary-color);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
}

.why-card h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.why-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.why-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
}

.why-card:hover .why-icon-wrapper {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border-color: var(--secondary-color);
}

/* Call to Action Section (Banner) */
.cta {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 5.5rem 0;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(30, 41, 59, 0.4) 0%, rgba(11, 15, 25, 0.95) 100%);
    z-index: 1;
}

.cta .container {
    position: relative;
    z-index: 2;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-text {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn-whatsapp {
    background-color: var(--whatsapp-color);
    color: var(--white);
}

.btn-whatsapp:hover {
    background-color: var(--whatsapp-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

.btn-email {
    border: 2px solid var(--white);
    color: var(--white);
    background-color: transparent;
}

.btn-email:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.2);
}

/* Contact Info Section */
.contact-info {
    background-color: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
}

.contact-icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.04);
    color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition-smooth);
}

.contact-card:hover .contact-icon-wrapper {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

.contact-card h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-card p, .contact-card a {
    font-size: 1.05rem;
    color: var(--text-dark);
    font-weight: 500;
}

.contact-card a:hover {
    color: var(--secondary-dark);
}

.contact-card.email-card a {
    word-break: break-all;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 3rem 0;
    border-top: 3px solid var(--secondary-color);
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 1px solid var(--secondary-color);
}

.footer-brand span {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--white);
    font-weight: 600;
}

.footer-text {
    text-align: right;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(175, 146, 111, 0.2);
    border-radius: 20px;
    background-color: rgba(255, 255, 255, 0.02);
    transition: var(--transition-smooth);
}

.footer-social-link:hover {
    color: var(--primary-color);
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(175, 146, 111, 0.2);
}

.footer-social-link svg {
    width: 16px;
    height: 16px;
}

/* Floating WhatsApp Widget */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--whatsapp-color);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-smooth);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: var(--whatsapp-hover);
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Animations */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-image-wrapper {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--primary-color);
        flex-direction: column;
        gap: 0;
        box-shadow: 0 10px 15px rgba(0,0,0,0.2);
        border-bottom: 1px solid var(--border-color);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-in-out;
    }
    
    .header.scrolled .nav-menu {
        top: 70px;
    }
    
    .nav-menu.open {
        max-height: 400px;
    }
    
    .nav-item {
        width: 100%;
        text-align: center;
    }
    
    .nav-item a {
        display: block;
        padding: 1.25rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-item a::after {
        display: none;
    }
    
    .nav-item:last-child {
        padding: 1rem 0;
        border-bottom: none;
    }
    
    .btn-nav-contact {
        display: inline-block;
        width: 80%;
    }
    
    .hero-title {
        font-size: 2.4rem;
    }
    
    .hero-subtitle-top {
        font-size: 1.25rem;
    }
    
    section {
        padding: 4.5rem 0;
    }
    
    .section-title {
        font-size: 1.85rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-text {
        text-align: center;
    }
}

/* Ampersand Styling Override (Resolves cursive rendering issues) */
.ampersand {
    font-family: var(--font-sans);
    font-style: normal;
    font-weight: 300;
    color: var(--secondary-color);
}

/* Service Card WhatsApp CTA text */
.service-cta-text {
    font-size: 0.82rem;
    color: #25d366; /* Standard WhatsApp green color for strong visual CTA action */
    font-weight: 600;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    opacity: 0.8;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-card:hover .service-cta-text {
    opacity: 1;
    transform: translateY(2px);
}

.inline-icon {
    width: 14px;
    height: 14px;
    stroke-width: 2.5px;
}

/* Floating WhatsApp Widget Wrapper with Tooltip */
.whatsapp-float-wrapper {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 999;
    pointer-events: none; /* Let clicks pass to children */
}

.whatsapp-float-wrapper > * {
    pointer-events: auto; /* Re-enable clicks for bubble and button */
}

.whatsapp-float {
    position: static; /* Overwrite fixed position to let wrapper handle it */
    box-shadow: 0 4px 15px rgba(18, 140, 126, 0.4);
}

.whatsapp-bubble {
    background-color: var(--whatsapp-color);
    color: var(--white);
    padding: 10px 18px;
    border-radius: 20px 20px 0 20px;
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: bubblePulse 4s infinite alternate;
}

/* Tooltip arrow for WhatsApp bubble */
.whatsapp-bubble::after {
    content: '';
    position: absolute;
    right: -8px;
    bottom: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 0 8px;
    border-color: transparent transparent transparent var(--whatsapp-color);
}

@keyframes bubblePulse {
    0% {
        transform: translateY(0);
        box-shadow: var(--shadow-md);
    }
    100% {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
    }
}

/* Hide bubble on small mobile screens to keep it clean */
@media (max-width: 480px) {
    .whatsapp-bubble {
        display: none;
    }
    .whatsapp-float-wrapper {
        bottom: 20px;
        right: 20px;
    }
}