/**
 * Raw Filmmaking - Stylesheet Principal
 * Design: Minimalismo Líquido Escuro
 */

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

:root {
    /* Cores principais */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --accent: #06b6d4;
    --accent-hover: #0891b2;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --border: rgba(255, 255, 255, 0.1);
    
    /* Fontes */
    --font-display: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

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

/* ============================================
   TIPOGRAFIA
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2vw, 2rem); }

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

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

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.875rem;
}

.logo svg {
    width: 1.5rem;
    height: 1.5rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav a {
    font-weight: 500;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s;
}

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

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: inherit;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.3);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
}

.btn-secondary:hover {
    background: var(--accent);
    color: white;
}

/* Menu Mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 1.5rem;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

@media (max-width: 768px) {
    .logo {
        font-size: 0.75rem;
    }
    
    .logo svg {
        width: 1.25rem;
        height: 1.25rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s;
    }
    
    .nav.active {
        transform: translateX(0);
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 14, 26, 0.5),
        rgba(10, 14, 26, 0.7),
        rgba(10, 14, 26, 1)
    );
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 2rem;
}

.hero h1 {
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero .btn {
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
    padding: 5rem 0;
    max-width: 1280px;
    margin: 0 auto;
}

.container {
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 2rem;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.875rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

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

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.project-card {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: 1rem;
    overflow: hidden;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
}

.project-card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.2);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(10, 14, 26, 0.9),
        rgba(10, 14, 26, 0.5),
        transparent
    );
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.play-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.2);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.project-card:hover .play-icon {
    transform: scale(1.1);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
}

/* ============================================
   SHOP SECTION
   ============================================ */
.shop {
    padding: 8rem 0 5rem;
    max-width: 1280px;
    margin: 0 auto;
}

.shop-hero {
    text-align: center;
    margin-bottom: 4rem;
}

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

.product-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.2);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    background: var(--bg-secondary);
}

.product-content {
    padding: 1.5rem;
}

.product-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

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

.product-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 3rem 0;
    margin-top: 5rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.footer p {
    color: var(--text-secondary);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

/* Glass effect */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 1rem;
}