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

/* ========================================
   FONT-FACE - KALLISTO
   ======================================== */
@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Thin-iF66729ea89e08f.otf') format('opentype');
    font-weight: 100;
    font-style: normal;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Thin-Italic-iF66729ea8a3d53.otf') format('opentype');
    font-weight: 100;
    font-style: italic;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Light-iF66729ea8b4a28.otf') format('opentype');
    font-weight: 300;
    font-style: normal;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Light-Italic-iF66729ea8ba769.otf') format('opentype');
    font-weight: 300;
    font-style: italic;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Medium-iF66729ea8a93dc.otf') format('opentype');
    font-weight: 500;
    font-style: normal;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Medium-Italic-iF66729ea8ae757.otf') format('opentype');
    font-weight: 500;
    font-style: italic;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Bold-iF66729ea8c9709.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Bold-Italic-iF66729ea8ce636.otf') format('opentype');
    font-weight: 700;
    font-style: italic;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Heavy-iF66729ea8bf4a4.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
}

@font-face {
    font-family: 'Kallisto';
    src: url('../fonts/kallisto-font-family/Kallisto-Heavy-Italic-iF66729ea8c47b8.otf') format('opentype');
    font-weight: 900;
    font-style: italic;
}

:root {
    /* Color Palette - Minimalista com Violeta/Roxo */
    --color-primary: #7C3AED;      /* Violeta principal */
    --color-primary-dark: #5B21B6; /* Violeta escuro */
    --color-primary-light: #A78BFA; /* Violeta claro */
    --color-accent: #EC4899;        /* Pink accent */
    --color-bg-dark: #0F0F0F;       /* Preto suave */
    --color-bg-light: #1A1A1A;      /* Cinza escuro */
    --color-text-primary: #FFFFFF;  /* Branco */
    --color-text-secondary: #A3A3A3; /* Cinza claro */
    --color-border: #2A2A2A;        /* Cinza para bordas */

    /* Gradient - Baseado na logo */
    --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #A78BFA 50%, #C4B5FD 100%);
    --gradient-text: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);

    /* Typography */
    --font-primary: 'Kallisto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
}

html {
    scroll-behavior: smooth;
}

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

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-medium);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.logo-image {
    height: 45px;
    width: auto;
    transition: var(--transition-fast);
    filter: brightness(1);
}

.logo:hover .logo-image {
    filter: brightness(1.2) drop-shadow(0 0 10px rgba(124, 58, 237, 0.6));
    transform: translateY(-2px);
}

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

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-text-primary);
}

.btn-contact {
    background: var(--gradient-primary);
    color: var(--color-text-primary) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    transition: var(--transition-fast);
    box-shadow: 0 2px 10px rgba(124, 58, 237, 0.2);
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
    filter: brightness(1.1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    transition: var(--transition-fast);
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(15, 15, 15, 0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.mobile-menu-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 2rem;
    font-weight: 700;
    transition: var(--transition-fast);
    opacity: 0;
    transform: translateY(20px);
}

.mobile-menu.active .mobile-menu-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu.active .mobile-menu-link:nth-child(1) {
    transition-delay: 0.1s;
}

.mobile-menu.active .mobile-menu-link:nth-child(2) {
    transition-delay: 0.2s;
}

.mobile-menu.active .mobile-menu-link:nth-child(3) {
    transition-delay: 0.3s;
}

.mobile-menu-link:hover {
    color: var(--color-primary);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
    overflow: hidden;
}

/* Hero Background Logo */
.hero-logo-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bg-logo-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    z-index: 0;
    transition: opacity 0.3s ease;
}

.hero-video-forward {
    opacity: 0.5;
}

.hero-video-reverse {
    opacity: 0;
    transform: translate(-50%, -50%) scaleX(-1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(15, 15, 15, 0.5) 0%,
        rgba(15, 15, 15, 0.6) 50%,
        rgba(15, 15, 15, 0.7) 100%
    );
    z-index: 1;
}

.hero-content {
    max-width: 1200px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(3rem, 12vw, 10rem);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hero-title .line {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.hero-title .line:nth-child(1) {
    animation-delay: 0.2s;
}

.hero-title .line:nth-child(2) {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation-delay: 0.4s;
}

.hero-title .line:nth-child(3) {
    animation-delay: 0.6s;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.8s forwards;
    opacity: 0;
}

.btn-primary {
    display: inline-block;
    padding: 1.25rem 3rem;
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 12px;
    transition: var(--transition-fast);
    animation: fadeInUp 0.8s ease 1s forwards;
    opacity: 0;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(124, 58, 237, 0.6);
    filter: brightness(1.1);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    animation: fadeIn 1s ease 1.5s forwards;
    opacity: 0;
    z-index: 2;
}

.scroll-indicator span {
    display: none;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, #7C3AED, #A78BFA, transparent);
    animation: scrollDown 2s ease-in-out infinite;
}

/* ========================================
   PHILOSOPHY SECTION
   ======================================== */
.philosophy {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-bg-light);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.philosophy-item {
    text-align: center;
    padding: var(--spacing-md);
}

.philosophy-item h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.philosophy-item p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */
.projects {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-dark);
}

.container-fluid {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2rem;
    margin-bottom: var(--spacing-lg);
}

/* Grid Layout - Assimétrico e Planejado */
.project-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: var(--color-bg-light);
    cursor: pointer;
    transition: var(--transition-medium);
}

.project-item.large {
    grid-column: span 8;
    min-height: 500px;
}

.project-item.medium {
    grid-column: span 6;
    min-height: 400px;
}

.project-item.small {
    grid-column: span 4;
    min-height: 350px;
}

.project-video {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

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

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    transform: translateY(100%);
    transition: var(--transition-medium);
}

.project-item:hover .project-info {
    transform: translateY(0);
}

.project-item:hover video {
    transform: scale(1.05);
}

.project-item:hover {
    box-shadow: 0 20px 60px rgba(124, 58, 237, 0.3);
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-category {
    color: var(--color-primary-light);
    font-size: 0.95rem;
    font-weight: 600;
}

/* ========================================
   STATEMENT SECTION
   ======================================== */
.statement {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-bg-light);
    text-align: center;
}

.statement-text {
    font-size: clamp(2rem, 5vw, 4rem);
    max-width: 1000px;
    margin: 0 auto;
    line-height: 1.3;
}

.highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-bg-dark);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    text-align: justify;
    text-justify: inter-word;
    text-indent: 2em;
}

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

.stat {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
    background: var(--color-bg-light);
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
}

.stat-number {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-bg-light);
    text-align: center;
}

.contact-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-sm);
}

.contact-subtitle {
    font-size: 1.3rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 3rem;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
    flex: 1;
    min-width: 280px;
    position: relative;
    overflow: hidden;
}

.contact-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    opacity: 0;
    transition: var(--transition-medium);
    z-index: 0;
}

.contact-link:hover::before {
    opacity: 1;
}

.contact-link:hover {
    border-color: var(--color-primary);
    transform: translateY(-6px);
    box-shadow: 0 15px 50px rgba(124, 58, 237, 0.4);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-light);
    border-radius: 12px;
    flex-shrink: 0;
    transition: var(--transition-fast);
    position: relative;
    z-index: 1;
}

.contact-link:hover .contact-icon {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    position: relative;
    z-index: 1;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
    transition: var(--transition-fast);
}

.contact-link:hover .contact-label {
    color: rgba(255, 255, 255, 0.9);
}

.contact-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

/* Specific styles for each contact type */
.whatsapp-link:hover {
    box-shadow: 0 15px 50px rgba(37, 211, 102, 0.3);
}

.instagram-link:hover {
    box-shadow: 0 15px 50px rgba(193, 53, 132, 0.3);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-bg-dark);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.footer-tagline {
    color: var(--color-primary-light);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.footer-credit {
    font-size: 0.85rem !important;
    color: var(--color-text-secondary) !important;
}

.footer-credit a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
}

.footer-credit a:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scrollDown {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(20px);
        opacity: 0.5;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.4;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1.05);
    }
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Desktop - Scroll indicator bem abaixo do botão */
@media (min-width: 769px) {
    .scroll-indicator {
        bottom: 0.5rem;
    }
}

@media (max-width: 1200px) {
    .project-item.large {
        grid-column: span 12;
    }

    .project-item.medium {
        grid-column: span 6;
    }

    .project-item.small {
        grid-column: span 6;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .nav-container {
        padding: 1rem 1.5rem;
    }

    /* Show mobile menu toggle, hide desktop menu */
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: var(--spacing-md) var(--spacing-sm);
        min-height: 100vh;
    }

    /* Use static image on mobile instead of video */
    .hero-bg-logo-video {
        display: none;
    }

    .hero-video-reverse {
        display: none;
    }

    .hero-logo-bg {
        background-image: url('../img/logo_template_branco_mobile.png');
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
    }

    .hero-logo-bg::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(15, 15, 15, 0.3);
        z-index: 1;
    }

    .hero-overlay {
        background: linear-gradient(
            to bottom,
            rgba(15, 15, 15, 0.5) 0%,
            rgba(15, 15, 15, 0.7) 50%,
            rgba(15, 15, 15, 0.85) 100%
        );
    }

    .project-item.large,
    .project-item.medium,
    .project-item.small {
        grid-column: span 12;
        min-height: 300px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-methods {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-link {
        min-width: auto;
        padding: 1.5rem 2rem;
    }

    .contact-info {
        align-items: flex-start;
    }

    .philosophy-grid {
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .logo-image {
        height: 35px;
    }

    .hero-title {
        gap: 0.2rem;
    }

    .scroll-indicator {
        bottom: 2rem;
        font-size: 0.8rem;
    }

    .scroll-line {
        height: 40px;
    }

    .btn-primary {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .section-header {
        margin-bottom: var(--spacing-md);
    }

    .projects-grid {
        gap: 1.5rem;
    }
}