/* ProToolBox - Modern Premium UI */
:root {
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.7);
    --text-main: #1e293b;
    --text-muted: #64748b;
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-lg: 1rem;
}

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

/* Glassmorphism Classes */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Navbar Customization */
.navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Hero Section */
.hero-section {
    background: var(--primary-gradient);
    padding: 100px 0;
    border-radius: 0 0 50px 50px;
    color: white;
}

.search-box {
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    border-radius: 50px;
    padding: 15px 25px;
    border: none;
    box-shadow: var(--shadow-md);
    font-size: 1.1rem;
}

/* Tool Cards */
.tool-card {
    text-align: center;
    padding: 2rem;
    height: 100%;
}

.tool-icon {
    font-size: 3rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

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

.animate-fade-in {
    animation: fadeInDown 0.8s ease forwards;
}

/* Footer Styling */
footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 60px 0 20px;
}

.footer-link {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-link:hover {
    color: white;
}