/* Libernest Technologies - Design System & Modern Styles */
:root {
    --bg-dark: #090D16;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.8);
    --primary: #4F46E5;
    --primary-glow: rgba(79, 70, 229, 0.4);
    --accent-cyan: #06B6D4;
    --accent-blue: #3B82F6;
    --accent-emerald: #10B981;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(99, 102, 241, 0.3);
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

body {
    background: radial-gradient(circle at 50% 0%, rgba(30, 27, 75, 0.5) 0%, rgba(9, 13, 22, 1) 70%);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #090D16;
}
::-webkit-scrollbar-thumb {
    background: #1E293B;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Glassmorphism Card Styling */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
    border-color: var(--border-highlight);
    box-shadow: 0 12px 30px -10px rgba(79, 70, 229, 0.25);
    transform: translateY(-4px);
}

/* Gradient Text Utilities */
.gradient-text {
    background: linear-gradient(135deg, #A5B4FC 0%, #6366F1 50%, #38BDF8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-emerald {
    background: linear-gradient(135deg, #A7F3D0 0%, #10B981 50%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glow Effects & Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #4F46E5 0%, #3B82F6 100%);
    color: #FFFFFF;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 20px var(--primary-glow);
    border: 1px solid rgba(255, 255, 255, 0.15);
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(79, 70, 229, 0.6);
    background: linear-gradient(135deg, #4338CA 0%, #2563EB 100%);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.25s ease;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
    cursor: pointer;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #0A66C2;
    color: #FFFFFF;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 15px rgba(10, 102, 194, 0.35);
}

.btn-linkedin:hover {
    background: #004182;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(10, 102, 194, 0.5);
}

/* Keyframe Animations */
@keyframes pulseGlow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    animation: pulseGlow 8s ease-in-out infinite;
}

/* Badge Styling */
.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.825rem;
    font-weight: 600;
    color: #818CF8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #10B981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10B981;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Section Header Shared */
.section-header {
    text-align: center;
    max-w: 750px;
    margin: 0 auto 60px auto;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(9, 13, 22, 0.85);
    backdrop-filter: blur(12px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    background: #0F172A;
    border: 1px solid var(--border-highlight);
    border-radius: 24px;
    width: 90%;
    max-width: 540px;
    padding: 36px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.08);
    border: none;
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #FFF;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .section-header h2 {
        font-size: 2rem;
    }
}