/* ==========================================================================
   CSS Variables & Design System - Razor Barbearia
   ========================================================================== */
:root {
    --primary-color: #d4af37; /* Dourado / Gold premium */
    --primary-hover: #b8962c;
    --dark-bg: #0f1115; /* Fundo principal */
    --darker-bg: #0a0b0d; /* Fundo secundário */
    --card-bg: #1a1d24; /* Fundo de cards */
    --text-color: #e0e0e0;
    --text-muted: #9aa0a6;
    --white: #ffffff;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
    text-transform: uppercase;
}

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

a:hover {
    color: var(--primary-hover);
}

ul {
    list-style: none;
}

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

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

.section-padding {
    padding: 80px 0;
}

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

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

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.section-subtitle {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
}

.rounded {
    border-radius: 8px;
}

.shadow-premium {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255,255,255,0.05);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 10px 24px;
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-large {
    padding: 14px 32px;
    font-size: 1.1rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background-color: var(--white);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background-color: #25D366;
    color: #fff;
}

.btn-whatsapp:hover {
    background-color: #1ebe57;
    color: #fff;
    transform: translateY(-2px);
}

/* ==========================================================================
   Header / Navbar
   ========================================================================== */
.navbar {
    background-color: rgba(10, 11, 13, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: padding 0.3s ease;
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
}

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

.logo img {
    height: 40px;
    filter: invert(1); /* Invertendo logo preta para branca no modo escuro */
}

.nav-menu ul {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    height: 100vh;
    min-height: 600px;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px; /* offset header */
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to right, rgba(10, 11, 13, 0.9) 0%, rgba(10, 11, 13, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #ccc;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-features {
    margin-top: 30px;
}

.about-features li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-icon {
    background-color: rgba(212, 175, 55, 0.1);
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-features strong {
    display: block;
    color: var(--white);
    margin-bottom: 5px;
}

.about-features span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background-color: var(--card-bg);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.02);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
    border-color: rgba(212, 175, 55, 0.3);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-price {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--white);
    margin-top: 20px;
    font-weight: 500;
}

.featured-service {
    background: linear-gradient(135deg, var(--card-bg) 0%, #1f2229 100%);
    border-color: rgba(212, 175, 55, 0.2);
}

.service-badge {
    position: absolute;
    top: 15px;
    right: -35px;
    background-color: var(--primary-color);
    color: var(--dark-bg);
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 40px;
    transform: rotate(45deg);
}

/* ==========================================================================
   Gallery Section
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.cta-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(10, 11, 13, 0.85);
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #050507;
    padding: 80px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    height: 40px;
    filter: invert(1);
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.05);
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: var(--dark-bg);
}

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a {
    color: var(--text-muted);
}

.footer-col ul a:hover {
    color: var(--primary-color);
}

.footer-col p {
    color: var(--text-muted);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 992px) {
    .about-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-menu, .header-actions .btn {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .hero-title {
        font-size: 3rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}