/* Critical CSS for WebToolsDigital */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --dark-gradient: linear-gradient(135deg, #434343 0%, #000000 100%);
    --light-bg: #f8f9ff;
    --card-shadow: 0 10px 30px rgba(0,0,0,0.1);
    --hover-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-bg);
    color: #2c3e50;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.main-header {
    background: var(--primary-gradient);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white !important;
    text-decoration: none;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    margin: 0 10px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    transform: translateY(-2px);
}

/* Main Content */
.main-content {
    flex: 1;
}

/* Footer Styles */
.main-footer {
    background: #2c3e50;
    color: white;
    padding: 2rem 0;
    margin-top: auto;
}

.main-footer a {
    color: #ecf0f1;
    text-decoration: none;
    transition: color 0.3s;
}

.main-footer a:hover {
    color: #3498db;
}

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

.card-modern {
    border: none;
    border-radius: 15px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
}

.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.btn-gradient {
    background: var(--primary-gradient);
    border: none;
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
    color: white;
}