:root {
    --color-bg-dark: #0a0b0c;
    --color-bg-darker: #050506;
    --color-accent: #cfa85c;
    --color-accent-light: #e6c587;
    --color-text-main: #ebebeb;
    --color-text-muted: #8a8d91;
    --color-border: rgba(255, 255, 255, 0.08);

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    --font-numbers: 'Cinzel', serif;
}

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

html {
    scroll-behavior: smooth;
}

body.institutional-theme {
    font-family: var(--font-body);
    background-color: var(--color-bg-dark);
    color: var(--color-text-main);
    line-height: 1.8;
    overflow-x: hidden;
    font-weight: 300;
}

.bg-dark { background-color: var(--color-bg-dark); }
.bg-darker { background-color: var(--color-bg-darker); }

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
}

h1 span, h2 span {
    color: var(--color-accent);
    font-style: italic;
}

.section-title {
    font-size: clamp(2.2rem, 5vw, 2.8rem);
    margin-bottom: 30px;
    letter-spacing: 0.5px;
}

.body-text {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 25px;
    max-width: 800px;
}

.text-center { text-align: center; }

/* Layout Components */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: 100px 0;
}

.section-inner {
    padding-top: 150px;
    padding-bottom: 80px;
}

.page-title {
    font-size: clamp(2.5rem, 8vw, 3.5rem);
    margin-bottom: 20px;
    text-align: center;
}
.page-subtitle {
    text-align: center;
    color: var(--color-accent);
    font-size: 1.2rem;
    letter-spacing: 2px;
    margin-bottom: 60px;
    text-transform: uppercase;
}

/* Navbar */
.top-nav {
    position: absolute;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 20px 0;
    background: rgba(5, 5, 6, 0.4);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo {
    font-family: var(--font-numbers);
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-decoration: none;
    color: var(--color-text-main);
}
.logo span {
    color: var(--color-accent);
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 4px;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}
.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}
.nav-links a:hover {
    color: var(--color-accent);
}

.nav-contact {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s;
    border: 1px solid var(--color-accent);
    padding: 8px 15px;
    white-space: nowrap;
}
.nav-contact:hover {
    background: var(--color-accent);
    color: #000;
}

/* Hamburger menu */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-accent);
    cursor: pointer;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('../img/hero-bg.png') center top/cover no-repeat;
    background-attachment: fixed;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at center, rgba(5,5,6,0.6) 0%, rgba(5,5,6,0.95) 100%);
}

.hero-layout {
    position: relative;
    z-index: 2;
    padding-top: 80px;
}

.hero-kicker {
    font-size: 0.8rem;
    letter-spacing: 4px;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 20px;
    display: block;
}

.hero-title {
    font-size: clamp(2.8rem, 10vw, 4.5rem);
    margin-bottom: 30px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 900px;
    margin: 0 auto 50px;
}

/* Elegant Button */
.btn-elegant {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    padding: 18px 40px;
    background: transparent;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.4s ease;
    overflow: hidden;
    position: relative;
}

.btn-elegant:hover {
    background: var(--color-accent);
    color: #000;
}

/* Quote Section */
.section-quote {
    padding: 100px 0;
    border-bottom: 1px solid var(--color-border);
}

blockquote {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-style: italic;
    color: var(--color-text-main);
    line-height: 1.4;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}
blockquote::before, blockquote::after {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--color-accent);
    margin: 30px auto;
}

/* Content Blocks for Subpages */
.content-block {
    max-width: 800px;
    margin: 0 auto 50px auto;
}
.content-block p {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
    line-height: 1.8;
}

/* Authority */
.authority-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.authority-image {
    position: relative;
}
.authority-image img {
    width: 100%;
    filter: grayscale(80%) contrast(1.2);
    transition: filter 0.5s;
}
.authority-image:hover img {
    filter: grayscale(0%) contrast(1.1);
}
.image-caption {
    position: absolute;
    bottom: -20px;
    left: 20px;
    background: var(--color-bg-dark);
    padding: 15px 30px;
    font-family: var(--font-numbers);
    font-size: 0.9rem;
    letter-spacing: 2px;
    color: var(--color-accent);
    border: 1px solid var(--color-border);
}

.elegant-list {
    list-style: none;
    margin-top: 50px;
}
.elegant-list li {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}
.elegant-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.list-number {
    font-family: var(--font-numbers);
    font-size: 2rem;
    color: var(--color-accent);
    line-height: 1;
}
.list-text h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}
.list-text p {
    color: var(--color-text-muted);
}

/* Service Boxes (Como Funciona) */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}
.service-box {
    border: 1px solid var(--color-border);
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}
.service-box:hover {
    border-color: var(--color-accent);
    background: rgba(255,255,255,0.02);
}
.service-box h4 {
    font-size: 1.2rem;
    color: var(--color-accent);
    margin-bottom: 15px;
    font-family: var(--font-body);
    font-weight: 500;
}
.service-box p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Expertise Lists */
.expertise-header {
    text-align: center;
    margin-bottom: 80px;
}

.expertise-list {
    display: flex;
    flex-direction: column;
}
.expertise-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 40px 0;
    border-top: 1px solid var(--color-border);
    transition: padding-left 0.3s ease;
    text-decoration: none;
}
.expertise-item:last-child {
    border-bottom: 1px solid var(--color-border);
}
.expertise-item:hover {
    padding-left: 20px;
}
.expertise-item h3 {
    font-size: 1.6rem;
    color: var(--color-accent);
    transition: color 0.3s;
}
.expertise-item p {
    color: var(--color-text-muted);
}
a.expertise-item:hover h3 {
    color: var(--color-accent-light);
}

/* FAQ Accordion */
.faq-section {
    max-width: 900px;
    margin: 0 auto;
}
.faq-item {
    border-bottom: 1px solid var(--color-border);
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    cursor: pointer;
    font-size: 1.15rem;
    color: var(--color-text-main);
    transition: color 0.3s ease;
    font-family: var(--font-heading);
}
.faq-question:hover {
    color: var(--color-accent);
}
.faq-icon {
    font-size: 1.5rem;
    color: var(--color-text-muted);
    transition: transform 0.3s ease;
}
.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--color-accent);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-answer p {
    color: var(--color-text-muted);
    padding-bottom: 25px;
    font-size: 1.05rem;
    line-height: 1.7;
}
.faq-item.active .faq-answer {
    max-height: 1000px; 
}

/* Stats */
.stats-elegant-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 60px;
}
.stat-elegant {
    text-align: center;
}
.stat-number {
    display: block;
    font-family: var(--font-numbers);
    font-size: 5rem;
    color: var(--color-text-main);
    line-height: 1;
    margin-bottom: 15px;
}
.stat-desc {
    display: block;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
}

/* Footer */
.footer-elegant {
    background: #000;
    padding: 100px 0 30px;
    border-top: 1px solid var(--color-border);
}
.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 80px;
}
.footer-brand h3 {
    font-family: var(--font-numbers);
    color: var(--color-accent);
    letter-spacing: 4px;
    margin-bottom: 10px;
}
.footer-tagline {
    color: var(--color-text-muted);
    font-style: italic;
    font-family: var(--font-heading);
}

.footer-info {
    display: flex;
    gap: 80px;
}
.info-block h4 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}
.info-block p, .info-block a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-decoration: none;
    display: block;
}
.info-block a:hover {
    color: var(--color-accent);
}
.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    font-size: 0.8rem;
    color: #444;
}

/* Concierge WhatsApp Widget */
.concierge-whatsapp {
    position: fixed;
    bottom: 40px;
    right: 40px;
    display: flex;
    align-items: center;
    background: rgba(10, 11, 12, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    padding: 10px;
    border-radius: 40px;
    text-decoration: none;
    transition: all 0.4s ease;
    z-index: 1000;
}
.concierge-text {
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    opacity: 0;
    transition: all 0.4s ease;
    color: var(--color-accent);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}
.concierge-icon {
    width: 40px;
    height: 40px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
}
.concierge-whatsapp:hover {
    border-color: var(--color-accent);
}
.concierge-whatsapp:hover .concierge-text {
    max-width: 200px;
    opacity: 1;
    padding: 0 15px;
}

/* Load Animations */
.fade-in-load {
    animation: fadeIn 1.5s ease-out forwards;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Mobile Adjustments */
@media (max-width: 900px) {
    .authority-grid, .expertise-item {
        grid-template-columns: 1fr;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
    .hero-title, .page-title {
        font-size: 3rem;
    }
    blockquote {
        font-size: 1.5rem;
    }
    .expertise-item {
        gap: 15px;
        padding-bottom: 30px;
    }
    
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-darker);
        padding: 20px;
        border-bottom: 1px solid var(--color-border);
    }
    .nav-links.active {
        display: flex;
    }
    .menu-toggle {
        display: block;
    }
}
@media (max-width: 600px) {
    .section-title {
        font-size: clamp(1.8rem, 8vw, 2.2rem);
    }
    .nav-contact {
        display: block;
        font-size: 0.7rem;
        padding: 6px 12px;
        letter-spacing: 0.5px;
    }
    .nav-content {
        gap: 10px;
    }
    .footer-info {
        flex-direction: column;
        gap: 40px;
    }
    .service-grid {
        grid-template-columns: 1fr;
    }
    .section {
        padding: 60px 0;
    }
}

/* Visual Refinement Utilities */
.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.gradient-text {
    background: linear-gradient(135deg, #cfa85c 0%, #e6c587 50%, #cfa85c 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.gold-border-glow {
    border-color: var(--color-accent);
    box-shadow: 0 0 15px rgba(207, 168, 92, 0.2);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* Section Decoration */
.bg-pattern {
    position: relative;
    overflow: hidden;
}

.bg-pattern::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: radial-gradient(circle at 2px 2px, rgba(207, 168, 92, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
    pointer-events: none;
}

/* Refined Service Box */
.service-box.premium {
    padding: 50px 35px;
    border-radius: 4px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, transparent 100%);
}

.service-box.premium h4 {
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 1.1rem;
    margin-top: 20px;
}

.service-icon-wrapper {
    width: 60px;
    height: 60px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(207, 168, 92, 0.1);
    border-radius: 50%;
    color: var(--color-accent);
}

/* Refined FAQ */
.faq-item.premium {
    margin-bottom: 10px;
    border: 1px solid var(--color-border);
    padding: 0 25px;
    background: rgba(255,255,255,0.01);
}

.faq-item.premium.active {
    border-color: var(--color-accent);
    background: rgba(255,255,255,0.03);
}

.faq-item.premium .faq-question {
    border-bottom: none;
}