/* =========================================
   VARIABLES & RESET
   ========================================= */
:root {
    --color-black: #050505;
    --color-white: #FFFFFF;
    --color-ivory: #FFFFF0;
    --color-gray-100: #F5F5F5;
    --color-gray-300: #E0E0E0;
    --color-gray-500: #888888;
    --color-gray-800: #222222;
    
    /* New accent colors */
    --color-accent-lilac: #AA98A9;
    --color-accent-frost: #FFDAE9;
    --color-accent-beige: #EFDFBB;
    
    /* Fonts */
    --font-header: 'Cormorant', serif;
    --font-body: 'Work Sans', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 80px; /* Global offset for anchor links */
}

body {
    font-family: var(--font-body);
    background-color: var(--color-ivory);
    color: var(--color-black);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4 {
    font-family: var(--font-header);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); margin-bottom: var(--spacing-sm); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: var(--spacing-sm); }
h3 { font-size: 1.5rem; margin-bottom: var(--spacing-xs); }
h4 { font-size: 1.2rem; margin-bottom: var(--spacing-xs); }
p { color: var(--color-gray-800); font-weight: 300; margin-bottom: var(--spacing-md); font-size: 1.1rem; font-family: var(--font-body); }

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

/* =========================================
   COMPONENTS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

.btn-primary:hover {
    background-color: var(--color-accent-lilac);
    border-color: var(--color-accent-lilac);
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(170, 152, 169, 0.15);
}

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

.btn-outline:hover {
    background-color: var(--color-accent-lilac);
    color: var(--color-white);
    box-shadow: 0 8px 16px rgba(170, 152, 169, 0.2);
}

.btn-link {
    text-decoration: underline;
    text-underline-offset: 4px;
    padding: 1rem 0;
}

.btn-link:hover {
    color: var(--color-gray-500);
}

.btn-block {
    width: 100%;
}

.section {
    padding: var(--spacing-xl) 5%;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-header h2 {
    font-family: var(--font-header);
    color: var(--color-black);
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent-lilac);
}

.section-header p {
    color: var(--color-gray-500);
    margin-top: var(--spacing-md);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 5%;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 240, 0.98);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid rgba(170, 152, 169, 0.1);
}

.logo {
    font-family: var(--font-header);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    color: var(--color-black);
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-links li a:not(.btn) {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
}

.nav-links li a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-accent-lilac);
    transition: var(--transition-smooth);
}

.nav-links li a:not(.btn):hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--color-black);
    transition: var(--transition-fast);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
    padding-top: 80px; /* offset for navbar */
    align-items: center;
    background: linear-gradient(135deg, var(--color-ivory) 0%, rgba(255, 255, 240, 0.8) 100%);
}

.hero-content {
    padding: 0 10% 0 10%;
}

.hero-content h1 {
    color: var(--color-black);
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 500px;
    color: var(--color-gray-800);
    font-family: var(--font-body);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    height: 100%;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.1);
}

/* =========================================
   SOBRE SECTION
   ========================================= */
.sobre-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.sobre {
    background-color: var(--color-ivory);
}

.sobre-image img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    box-shadow: -20px 20px 0 rgba(170, 152, 169, 0.1);
}

.sobre-text {
    padding-left: var(--spacing-md);
}

/* =========================================
   SERVIÇOS SECTION
   ========================================= */
.servicos {
    background-color: var(--color-ivory);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-top: 3px solid transparent;
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-10px);
    border-top-color: var(--color-accent-lilac);
    box-shadow: 0 20px 40px rgba(170, 152, 169, 0.08);
}

.card-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.card h3 {
    font-family: var(--font-header);
    color: var(--color-black);
    margin-bottom: 0;
}

.price {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-accent-lilac);
    font-family: var(--font-body);
}

.card-img-placeholder {
    width: 100%;
    height: 250px;
    background-color: var(--color-accent-frost);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-lilac);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    font-weight: 600;
    background-position: center;
    overflow: hidden;
}

.card p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* =========================================
   DIFERENCIAIS SECTION (DARK MODE)
   ========================================= */
.diferenciais-dark {
    background-color: var(--color-black);
    color: var(--color-white);
}

.diferenciais-dark h2 {
    font-family: var(--font-header);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.diferenciais-dark p {
    color: var(--color-gray-300);
    font-family: var(--font-body);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.feature .icon {
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent-lilac);
    margin-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent-lilac);
    padding-bottom: var(--spacing-xs);
    display: inline-block;
}

.feature h4 {
    font-family: var(--font-header);
    color: var(--color-white);
}

/* =========================================
   PROVA SOCIAL CAROUSEL
   ========================================= */
.carousel-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-md);
    text-align: center;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-item {
    min-width: 100%;
    padding: 0 var(--spacing-md);
}

.prova-social {
    background-color: var(--color-ivory);
}

.quote {
    font-size: 1.5rem;
    font-weight: 300;
    font-style: italic;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
    font-family: var(--font-body);
}

.client-name {
    font-family: var(--font-header);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
    color: var(--color-accent-lilac);
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.slider-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-gray-500);
    transition: var(--transition-fast);
}

.slider-btn:hover {
    color: var(--color-accent-lilac);
    transform: scale(1.1);
}

.dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-gray-300);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background-color: var(--color-accent-lilac);
    transform: scale(1.3);
}

/* =========================================
   CONTATO
   ========================================= */
.contato {
    background-color: var(--color-ivory);
}

.contato-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.contato-info h2 {
    font-family: var(--font-header);
}

.info-group {
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--color-accent-lilac);
}

.info-group strong {
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    color: var(--color-accent-lilac);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-header);
}

.contato-link {
    font-size: 1.2rem;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.contato-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem 0;
    border: none;
    border-bottom: 1px solid var(--color-gray-300);
    font-family: inherit;
    font-size: 1rem;
    background-color: transparent;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-bottom-color: var(--color-accent-lilac);
}

.form-group input[type="date"] {
    width: 100%;
    padding: 1rem 0;
    min-height: 50px;
    border: none;
    border-bottom: 1px solid var(--color-gray-300);
    font-family: inherit;
    font-size: 1rem;
    background-color: transparent;
    color: var(--color-black);
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.date-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-500);
    margin-bottom: 0.2rem;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background-color: var(--color-black);
    color: var(--color-gray-500);
    padding: var(--spacing-lg) 5% var(--spacing-md);
    font-family: var(--font-body);
    border-top: 2px solid var(--color-accent-lilac);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-800);
}

.footer-logo {
    font-family: var(--font-header);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    color: var(--color-white);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-top p {
    color: var(--color-gray-500);
    font-size: 0.85rem;
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social {
    color: var(--color-gray-500);
    transition: var(--transition-fast);
}

.footer-social:hover {
    color: var(--color-accent-lilac);
    transform: scale(1.15);
}

.footer-bottom {
    text-align: center;
    font-size: 0.8rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-bottom p {
    color: var(--color-gray-500);
    margin-bottom: 0;
    font-size: 0.8rem;
}

/* =========================================
   RESPONSIVENESS
   ========================================= */
@media (max-width: 1024px) {
    .section {
        padding: var(--spacing-lg) 5%;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-lg: 2.5rem;
        --spacing-md: 1.5rem;
    }

    .section {
        padding: var(--spacing-xl) 5%;
    }

    .hamburger {
        display: flex;
        z-index: 200;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 100%;
        background-color: rgba(248, 246, 240, 0.96);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition-smooth);
        gap: var(--spacing-lg);
    }

    .nav-links.active {
        right: 0;
    }

    .hero {
        grid-template-columns: 1fr;
        padding-top: 80px;
        min-height: auto;
    }

    .hero-content {
        padding: 2rem 0;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.6rem;
        line-height: 1.05;
        margin-bottom: 1.5rem;
        letter-spacing: -0.02em;
    }
    
    .hero-actions {
        justify-content: center;
        flex-direction: column;
        gap: 0.8rem;
        width: 100%;
        padding: 0 10%;
    }
    
    .hero-actions .btn {
        width: 100%;
        padding: 1.2rem;
    }

    .hero-image {
        max-height: 45vh;
        width: 100vw;
        margin-left: -5%;
        margin-right: -5%;
    }

    .hero-image img {
        border-radius: 0; /* Keep hero sharp */
    }

    .sobre-container,
    .contato-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .sobre-image img {
        border-radius: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    .sobre-text {
        padding-left: 0;
        text-align: center;
    }
    
    .card-img-placeholder {
        border-radius: 15px;
        height: 280px;
    }

    .section-header h2 {
        font-size: 2.2rem;
        margin-bottom: 0.5rem;
    }
    
    .quote {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
    
    .cards-grid, .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-top {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer {
        padding-bottom: 5rem; /* Space for FAB */
    }

    .contato {
        padding-bottom: 5rem; /* Space for FAB */
    }

    .sobre-image img {
        filter: none;
    }
}

/* =========================================
   MOBILE FAB (Floating Action Button)
   ========================================= */
.fab {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    z-index: 99;
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    display: none; /* Controlled by JS/Media Query */
    align-items: center;
    gap: 10px;
    white-space: nowrap;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.fab.visible {
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
    .fab {
        display: flex;
    }
}

/* =========================================
   ANIMATIONS
   ========================================= */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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