/* common.css */
:root {
    --primary-blue: #376195;
    --primary-dark: #2D5A8E;
    --secondary-blue: #4a90e2;
    --secondary-green: #4CC790;
    --light-blue: #f0f7ff;
    --light-gray: #f8fafc;
    --medium-gray: #e2e8f0;
    --dark-gray: #334155;
    --text-main: #1e293b;
    --success-blue: #376195;/*#3b82f6;*/
    --success-green: #57e1a3;
    --warning-yellow: #f59e0b;
    --border-radius: 12px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: "ui-sans-serif", "-apple-system", "system-ui", "Segoe UI", "Helvetica", "Apple Color Emoji", "Arial", "sans-serif", "Segoe UI Emoji", "Segoe UI Symbol";
    color: var(--text-main);
    line-height: 1.6;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation - Common for both pages */
.nav-bar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--medium-gray);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-img {
    max-width: 240px;
    height: auto;
}

.nav-links {
    display: none;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
        align-items: center;
        gap: 32px;
    }
}
.hero-highlight {
    color: var(--secondary-green);
}
.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--primary-blue);
    color: white;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Tech Gradient */
.tech-gradient {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--medium-gray);
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(55, 97, 149, 0.1);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--secondary-blue);
    color: white;
}

.btn-secondary:hover {
    background: #3a7bd5;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Focus states for accessibility */
:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Card styles */
.card {
    background: white;
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-gray);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* Footer */
.footer {
    background: var(--light-gray);
    padding: 40px 0;
    border-top: 1px solid var(--medium-gray);
    margin-top: 60px;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.footer-disclaimer {
    font-size: 12px;
    color: var(--dark-gray);
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto 20px;
}

.footer-copyright {
    font-size: 14px;
    color: var(--dark-gray);
}

/* Status indicator */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.status-dot {
    width: 12px;
    height: 12px;
    background: var(--success-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid var(--medium-gray);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Badges */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.badge-blue {
    background: rgba(55, 97, 149, 0.1);
    color: var(--primary-blue);
    border: 1px solid rgba(55, 97, 149, 0.2);
}

/* Responsive utilities */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-content {
        padding: 16px 0;
    }
}

.hidden {
    display: none;
}