/* Design System - ISOL tecnologia */

:root {
    --bg-color: #050505;
    --card-bg: rgba(20, 20, 20, 0.6);
    --primary-color: #0047AB; /* Cobalt Blue */
    --accent-color: #00FFFF;  /* Neon Cyan */
    --text-main: #FFFFFF;
    --text-dim: #A0A0A0;
    --glass-border: rgba(255, 255, 255, 0.1);
    --radius: 1.25rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Status Colors */
    --beta-color: #FFB800;
    --soon-color: #0047AB;
    --dev-color: #444444;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Utilities */
.gradient-text {
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent {
    color: var(--accent-color);
}

/* Header */
#main-header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

/* Hero Section */
.hero {
    padding-top: 160px;
    padding-bottom: 100px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 71, 171, 0.15) 0%, transparent 70%);
    z-index: -1;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #002D6E);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 71, 171, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 71, 171, 0.5);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

.btn-card {
    width: 100%;
    padding: 0.6rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    font-size: 0.9rem;
}

.btn-card:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Portfolio Section */
.portfolio {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-description {
    color: var(--text-dim);
    font-size: 1.1rem;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 2.5rem;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.card:hover {
    border-color: rgba(0, 255, 255, 0.3);
    transform: translateY(-5px);
    background: rgba(30, 30, 30, 0.8);
}

.card-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.badge-beta { background: var(--beta-color); color: #000; }
.badge-soon { background: var(--soon-color); color: #fff; }
.badge-dev { background: var(--dev-color); color: #aaa; }

.card-icon {
    width: 48px;
    height: 48px;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-dim);
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Footer */
#main-footer {
    padding: 60px 0;
    border-top: 1px solid var(--glass-border);
    margin-top: 100px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.copyright {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-title, .hero-subtitle, .hero-actions, .card {
    animation: fadeIn 0.8s ease-out forwards;
}

.card:nth-child(2) { animation-delay: 0.1s; }
.card:nth-child(3) { animation-delay: 0.2s; }
.card:nth-child(4) { animation-delay: 0.3s; }

/* Responsive */
@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .footer-container { flex-direction: column; text-align: center; }
}