/* ============================================================================
   VARIÁVEIS DE CORES E TEMAS
   ============================================================================ */
:root {
    --color-primary: #4a3625;
    --color-secondary: #b79a7f;
    --color-accent: #c68f52;
    --color-light: #f6efe7;
    --color-dark: #1e160f;
    --color-white: #ffffff;
    --color-text: #3c2f26;
    --color-text-light: #706152;

    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================================================
   RESET E ESTILOS GLOBAIS
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* ============================================================================
   HEADER E NAVEGAÇÃO
   ============================================================================ */
header {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.logo img {
    max-height: 80px;
    width: auto;
    display: block;
}

.logo .subtitle {
    font-size: 0.65rem;
    letter-spacing: 2px;
    opacity: 0.9;
    display: block;
    margin-top: -5px;
}

nav {
    display: flex;
    gap: 1.4rem;
}

nav a {
    color: var(--color-white);
    text-decoration: none;
    transition: color var(--transition-normal);
    font-size: 0.95rem;
    position: relative;
}

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

nav a:hover {
    color: var(--color-accent);
}

nav a:hover::after {
    width: 100%;
}

@media (max-width: 768px) {
    nav {
        gap: 1rem;
    }

    nav a {
        font-size: 0.85rem;
    }

    .logo {
        font-size: 1.4rem;
    }
}

@media (max-width: 600px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }

    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.8rem;
    }

    nav a {
        font-size: 0.8rem;
    }
}

/* ============================================================================
    ANIMAÇÕES
    ============================================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ============================================================================
   BOTÕES
   ============================================================================ */
.btn-primary {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(37, 178, 109, 0.3);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #9a5f31;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(198, 143, 82, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .btn-primary {
        padding: 12px 30px;
        font-size: 1rem;
    }
}

.btn-contact {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(83, 43, 7, 0.3);
    border: none;
    cursor: pointer;
}

.btn-contact:hover {
    background-color: #9a5f31;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(198, 143, 82, 0.4);
}

.btn-contact:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .btn-contact {
        padding: 12px 30px;
        font-size: 1rem;
    }
}

/* ============================================================================
    SEÇÃO SOBRE
    ============================================================================ */
.about {
    background-color: var(--color-light);
    padding: var(--spacing-2xl) 20px;
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--color-accent), var(--color-secondary));
    border-radius: 2px;
}

.about-intro {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.about-intro p {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all var(--transition-normal);
    border-top: 4px solid transparent;
    position: relative;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.12);
    border-top-color: var(--color-accent);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
    transition: transform var(--transition-normal);
}

.feature-icon i {
    display: inline-block;
}

.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 0.8rem;
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .about {
        padding: var(--spacing-xl) 20px;
    }

    .about-intro {
        margin-bottom: var(--spacing-xl);
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: var(--spacing-xl);
    }

    .about-intro p {
        font-size: 1rem;
    }

    .about-features {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .feature-icon {
        font-size: 2.5rem;
    }

    .feature-card h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 600px) {
    .about-features {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

/* ============================================================================
    SEÇÃO PORTFÓLIO/GALERIA
    ============================================================================ */
.portfolio {
    padding: var(--spacing-2xl) 20px;
    background-color: var(--color-white);
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-normal);
    aspect-ratio: 1;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
    display: block;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

@media (max-width: 768px) {
    .portfolio {
        padding: var(--spacing-xl) 20px;
    }

    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 600px) {
    .gallery {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
    SEÇÃO CONTATO
    ============================================================================ */
.contact {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-2xl) 20px;
    text-align: center;
}

.contact .section-title {
    color: var(--color-white);
}

.contact .section-title::after {
    background: linear-gradient(to right, var(--color-accent), #25d366);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: var(--spacing-2xl);
}

.contact-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.contact-item h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.contact-item a,
.contact-item p {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color var(--transition-normal);
    word-break: break-word;
}

.contact-item a:hover {
    color: var(--color-white);
}

/* ============================================================================
    WHATSAPP FLUTUANTE
    ============================================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-normal);
    z-index: 999;
    border: none;
    cursor: pointer;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        padding: 10px 14px;
        font-size: 0.85rem;
    }
}

/* ============================================================================
    FOOTER
    ============================================================================ */
footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    text-align: center;
    padding: var(--spacing-lg) 20px;
    font-size: 0.9rem;
    border-top: 2px solid var(--color-accent);
}

footer p {
    margin: 0;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-secondary);
}