/* Importação de fontes elegantes do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* Reset e configurações base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
}

/* Variáveis CSS para cores da Vexa */
:root {
    --primary-green: #10b981;
    --primary-green-dark: #047857;
    --primary-green-light: #34d399;
    --accent-green: #6ee7b7;
    --gradient-primary: linear-gradient(135deg, #047857 0%, #10b981 50%, #34d399 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(52, 211, 153, 0.05) 100%);
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
}

/* Tipografia */
.font-display {
    font-family: 'Poppins', sans-serif;
}

/* Gradientes customizados */
.gradient-primary {
    background: var(--gradient-primary);
}

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

.gradient-subtle {
    background: var(--gradient-subtle);
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse-green {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
    }
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Classes de animação */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

.animate-pulse-green {
    animation: pulse-green 2s infinite;
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

/* Estados iniciais para animações */
.fade-in-up,
.fade-in-left,
.fade-in-right {
    opacity: 0;
}

/* Header fixo */
.header-fixed {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(16, 185, 129, 0.1);
}

/* Hero Section */
.hero-bg {
    background: linear-gradient(135deg, #f9fafb 0%, rgba(16, 185, 129, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(16,185,129,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

/* Efeito de digitação */
.typing-cursor::after {
    content: '|';
    animation: blink 1s infinite;
    color: var(--primary-green);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Cards com hover elegante */
.card-hover {
    transition: all 0.3s ease;
    border: 1px solid rgba(16, 185, 129, 0.1);
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--primary-green);
}

/* Botões customizados */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-green);
    padding: 12px 24px;
    border: 2px solid var(--primary-green);
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-green);
    color: white;
    transform: translateY(-2px);
}

/* Ícones sociais */
.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary-green);
}

.social-icon:hover {
    background: var(--primary-green);
    color: white;
    transform: scale(1.1);
}

/* Seções */
.section-padding {
    padding: 80px 0;
}

/* Responsividade */
@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
    
    .hero-bg {
        padding: 60px 0;
    }
}

/* Scrollbar customizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green-dark);
}

/* Menu mobile */
.mobile-menu {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
}

/* Overlay para menu mobile */
.menu-overlay {
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

/* Efeitos especiais */
.glow-effect {
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Grid responsivo para projetos */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

@media (max-width: 640px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}