/*! KVIPS - Premium Styles Part 2 - Components & Utilities */

/* ==========================================
   VIP CARDS
   ========================================== */

.vip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
}

@media (max-width: 768px) {
    .vip-grid {
        grid-template-columns: 1fr;
    }
}

.vip-card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.vip-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.vip-card-coming-soon {
    border-style: dashed;
    background-color: var(--bg-secondary);
}

.vip-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg,
            rgba(37, 99, 235, 0.03) 0%,
            rgba(139, 92, 246, 0.03) 100%);
}

.vip-icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.vip-icon-disabled {
    background: var(--gray-300);
}

.vip-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.badge-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.vip-card-body {
    padding: var(--spacing-xl);
}

.vip-description {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.vip-features {
    list-style: none;
    margin-left: 0;
    margin-bottom: var(--spacing-xl);
}

.vip-features li {
    padding-left: var(--spacing-lg);
    position: relative;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.vip-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

.vip-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.contribution-note {
    font-style: italic;
    color: var(--text-tertiary);
    margin-top: var(--spacing-lg);
    font-size: var(--text-sm);
}

/* ==========================================
   HIGHLIGHT CARDS
   ========================================== */

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.highlight-card {
    padding: var(--spacing-xl);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.highlight-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.highlight-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.highlight-intro {
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    color: var(--text-primary);
}

.highlight-list {
    list-style: none;
    margin-left: 0;
}

.highlight-list li {
    padding-left: var(--spacing-lg);
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.highlight-list li::before {
    content: '•';
    position: absolute;
    left: var(--spacing-sm);
    color: var(--primary);
    font-weight: 700;
}

/* ==========================================
   CODE BLOCKS & TABS
   ========================================== */

.code-tabs {
    background-color: var(--gray-800);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.tab-buttons {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--gray-900);
    border-bottom: 2px solid var(--gray-700);
}

.tab-button {
    padding: var(--spacing-md) var(--spacing-xl);
    background: none;
    border: none;
    color: var(--gray-400);
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--text-base);
}

.tab-button:hover {
    background-color: var(--gray-800);
    color: var(--gray-200);
}

.tab-button.active {
    background-color: var(--primary);
    color: white;
}

.tab-content {
    display: none;
    padding: var(--spacing-xl);
}

.tab-content.active {
    display: block;
}

.code-block {
    background-color: var(--gray-800);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-block pre {
    margin: 0;
    padding: var(--spacing-xl);
    background-color: transparent;
}

.code-block code {
    font-size: var(--text-sm);
    line-height: 1.7;
    color: var(--gray-100);
}

/* Syntax Highlighting */
.language-bash .hljs-comment,
.language-bash .hljs-quote {
    color: #6a9955;
}

.language-bash .hljs-keyword,
.language-bash .hljs-selector-tag,
.language-bash .hljs-built_in {
    color: #569cd6;
}

.language-systemverilog .hljs-keyword {
    color: #c586c0;
}

.language-systemverilog .hljs-built_in {
    color: #4ec9b0;
}

.language-systemverilog .hljs-string {
    color: #ce9178;
}

/* ==========================================
   STATISTICS
   ========================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-xl);
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.stat-primary {
    color: var(--primary);
}

.stat-secondary {
    color: var(--secondary);
}

.stat-accent {
    color: var(--accent);
}

.stat-info {
    color: var(--info);
}

.stat-label {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    font-weight: 500;
}

/* ==========================================
   CALL TO ACTION
   ========================================== */

.cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: var(--spacing-3xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.cta-box--premium {
    background: linear-gradient(135deg, rgba(17, 24, 39, 0.95) 0%, rgba(30, 64, 175, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-2xl);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        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;
}

.cta-title {
    color: white;
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: var(--z-base);
}

.cta-subtitle {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.95);
    position: relative;
    z-index: var(--z-base);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: var(--z-base);
}

.cta-box .btn-outline {
    border-color: white;
    color: white;
    background-color: transparent;
}

.cta-box .btn-outline:hover {
    background-color: white;
    color: var(--primary);
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer-links {
    list-style: none;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    font-size: var(--text-sm);
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mt-5 {
    margin-top: var(--spacing-xl);
}

.mt-6 {
    margin-top: var(--spacing-2xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.mb-5 {
    margin-bottom: var(--spacing-xl);
}

.mb-6 {
    margin-bottom: var(--spacing-2xl);
}

.text-sm {
    font-size: var(--text-sm);
}

.text-base {
    font-size: var(--text-base);
}

.text-lg {
    font-size: var(--text-lg);
}

.text-xl {
    font-size: var(--text-xl);
}

.text-2xl {
    font-size: var(--text-2xl);
}

.text-3xl {
    font-size: var(--text-3xl);
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.font-medium {
    font-weight: 500;
}

.font-normal {
    font-weight: 400;
}

.text-primary {
    color: var(--text-primary);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-tertiary {
    color: var(--text-tertiary);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    :root {
        --spacing-3xl: 3rem;
        --text-5xl: 2.5rem;
        --text-4xl: 2rem;
    }

    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .section-padding {
        padding: var(--spacing-2xl) 0;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-3xl: 2rem;
        --text-5xl: 2rem;
        --text-4xl: 1.75rem;
        --text-3xl: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .vip-grid {
        grid-template-columns: 1fr;
    }

    .highlight-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .cta-box {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .cta-buttons .btn {
        width: 100%;
    }

    .vip-card-header {
        flex-direction: column;
        text-align: center;
    }

    .stat-number {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {

    .container,
    .container-narrow {
        padding: 0 var(--spacing-md);
    }

    .navbar-container {
        padding: var(--spacing-md);
    }

    .badge-container {
        flex-direction: column;
        align-items: center;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .tab-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .tab-button {
        width: 100%;
    }
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in {
    animation: slideIn 0.6s ease-out;
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {

    .navbar,
    .footer,
    .hero-buttons,
    .cta-box,
    .btn {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* End of KVIPS Premium Styles */