/**
 * PRODMAIS UMC - Design System Elegante
 * CSS Profissional sem cara de IA
 * Inspirado em: Stripe, Linear, Vercel
 */

/* ========== VARIÁVEIS E FUNDAÇÕES ========== */
:root {
    /* Cores principais - Paleta sofisticada */
    --primary: #1a56db;
    --primary-dark: #1e429f;
    --primary-light: #3f83f8;
    --secondary: #0369a1;
    --accent: #f59e0b;
    
    /* Cinzas elegantes */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Tipografia */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Cal Sans', 'Inter', sans-serif;
    
    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Raios de borda */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Sombras sutis */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transições */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    color: var(--gray-900);
    background: var(--gray-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========== HERO SECTION ELEGANTE ========== */
.hero-elegant {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 6rem 0 8rem;
    overflow: hidden;
}

.hero-elegant::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-elegant .container {
    position: relative;
    z-index: 1;
}

.hero-elegant h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-elegant .lead {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.9);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

/* ========== CARDS MODERNOS ========== */
.card-elegant {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    height: 100%;
}

.card-elegant:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--gray-300);
}

.card-elegant-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.card-elegant h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.card-elegant p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* ========== ESTATÍSTICAS MODERNAS ========== */
.stat-card-modern {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.stat-card-modern:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========== BOTÕES ELEGANTES ========== */
.btn-elegant {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-elegant-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 2px 8px rgba(26, 86, 219, 0.25);
}

.btn-elegant-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 86, 219, 0.4);
    color: white;
}

.btn-elegant-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}

.btn-elegant-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--gray-900);
}

/* ========== BUSCA ELEGANTE ========== */
.search-elegant {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.search-elegant input {
    width: 100%;
    padding: 1.25rem 1.5rem 1.25rem 3.5rem;
    font-size: 1rem;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 999px;
    background: rgba(255,255,255,0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.search-elegant input:focus {
    outline: none;
    border-color: white;
    background: white;
    box-shadow: 0 12px 48px rgba(0,0,0,0.15);
}

.search-elegant i {
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-500);
    font-size: 1.25rem;
}

/* ========== NAVEGAÇÃO MODERNA ========== */
.navbar-elegant {
    background: rgba(255,255,255,0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    padding: 1rem 0;
}

.nav-link-elegant {
    color: var(--gray-700);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.nav-link-elegant:hover {
    color: var(--primary);
    background: var(--gray-100);
}

.nav-link-elegant.active {
    color: var(--primary);
    background: rgba(26, 86, 219, 0.1);
}

/* ========== BADGES MODERNOS ========== */
.badge-elegant {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid;
}

.badge-primary {
    background: rgba(26, 86, 219, 0.1);
    color: var(--primary);
    border-color: rgba(26, 86, 219, 0.2);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border-color: rgba(16, 185, 129, 0.2);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border-color: rgba(245, 158, 11, 0.2);
}

/* ========== ANIMAÇÕES SUAVES ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp var(--transition-slow) ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight var(--transition-base) ease-out;
}

/* ========== GRID RESPONSIVO ========== */
.grid-elegant {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ========== FOOTER ELEGANTE ========== */
.footer-elegant {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 3rem 0 1.5rem;
    margin-top: 6rem;
}

.footer-elegant h5 {
    color: white;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-elegant a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-elegant a:hover {
    color: white;
}

/* ========== RESPONSIVIDADE ========== */
@media (max-width: 768px) {
    .hero-elegant {
        padding: 4rem 0 5rem;
    }
    
    .hero-elegant h1 {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .card-elegant {
        padding: 1.5rem;
    }
}

/* ========== UTILITÁRIOS ========== */
.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: rgba(255,255,255,0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
}