:root {
    /* Color Palette baseada no pedido Premium (Preto, Dourado, Azul Escuro) */
    --clr-bg-main: #050505;
    --clr-bg-alt: #0a0e17;
    --clr-dark-blue: #091324;
    --clr-gold: #d4af37;
    --clr-gold-light: #eadd95;
    --clr-gold-dark: #aa8625;
    --clr-text-main: #f0f0f0;
    --clr-text-muted: #a0aab2;
    --clr-white: #ffffff;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --container-max: 1200px;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Borders & Shadows */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --glass-bg: rgba(9, 19, 36, 0.4);
    --glass-border: rgba(212, 175, 55, 0.15);
    --shadow-gold: 0 4px 30px rgba(212, 175, 55, 0.15);
    --shadow-gold-glow: 0 0 20px rgba(212, 175, 55, 0.3);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--clr-bg-main);
    color: var(--clr-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--clr-gold), var(--clr-gold-dark));
    color: var(--clr-bg-main);
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-gold);
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    box-shadow: var(--shadow-gold-glow);
    transform: translateY(-2px);
    color: var(--clr-bg-main);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--clr-gold);
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--clr-gold);
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
}

/* Typography Utilities */
.section-title {
    font-size: 2.5rem;
    color: var(--clr-white);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--clr-gold);
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.center {
    text-align: center;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clr-white);
    letter-spacing: 1px;
}

.logo-accent {
    color: var(--clr-gold);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--clr-text-main);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--clr-gold);
    transition: var(--transition-smooth);
}

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

.nav-links a:hover {
    color: var(--clr-gold);
}

.btn-nav {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    background: radial-gradient(circle at top right, var(--clr-dark-blue), var(--clr-bg-main) 60%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background-image: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23d4af37" fill-opacity="0.03"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--clr-gold-light);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 4.5rem;
    color: var(--clr-white);
    margin-bottom: 1.5rem;
}

.hero h1 span {
    background: linear-gradient(to right, var(--clr-gold-light), var(--clr-gold-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* About Section */
.about {
    padding: 8rem 0;
    background-color: var(--clr-bg-alt);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.about-image-placeholder {
    width: 100%;
    aspect-ratio: 4/5;
    background: url('../img/dr-lohan.jpg') center/cover no-repeat;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.about-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--clr-bg-main);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--clr-gold);
    box-shadow: var(--shadow-gold);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.exp-number {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--clr-gold);
}

.exp-text {
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-content p {
    color: var(--clr-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.about-list {
    list-style: none;
    margin-top: 2rem;
}

.about-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--clr-white);
}

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--clr-gold);
    font-weight: bold;
}

/* Specialties Section */
.specialties {
    padding: 8rem 0;
    background: var(--clr-bg-main);
}

.section-header p {
    color: var(--clr-text-muted);
    max-width: 600px;
    margin: 0 auto 4rem;
}

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

.specialty-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.specialty-card:hover {
    transform: translateY(-5px);
    border-color: var(--clr-gold);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.1);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--clr-gold);
}

.specialty-card h3 {
    font-size: 1.5rem;
    color: var(--clr-white);
    margin-bottom: 1rem;
}

.specialty-card p {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
}

/* Method Section */
.method {
    padding: 8rem 0;
    background: linear-gradient(to bottom, var(--clr-bg-main), var(--clr-dark-blue));
    position: relative;
}

.method-container {
    display: flex;
    justify-content: center;
}

.method-content {
    max-width: 800px;
    text-align: center;
}

.method-content > p {
    color: var(--clr-text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.method-steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
    text-align: left;
}

.step {
    display: flex;
    align-items: center;
    gap: 2rem;
    background: var(--glass-bg);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--clr-gold);
    opacity: 0.3;
}

.step-text h4 {
    color: var(--clr-white);
    margin-bottom: 0.5rem;
}

.step-text p {
    color: var(--clr-text-muted);
    margin-bottom: 0;
}

/* Footer */
footer {
    background-color: #030303;
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: var(--clr-text-muted);
    margin-top: 1.5rem;
    max-width: 300px;
}

.footer-contact h4, .footer-legal h4 {
    color: var(--clr-white);
    margin-bottom: 1.5rem;
}

.footer-contact p, .footer-legal p {
    color: var(--clr-text-muted);
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.phone {
    color: var(--clr-gold) !important;
    font-weight: 600;
    font-family: var(--font-heading);
    font-size: 1.1rem !important;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-bottom p {
    color: var(--clr-text-muted);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 3.5rem;
    }
    .about-grid {
        grid-template-columns: 1fr;
    }
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}