/* ============================================
   Svart Suite - Professional Styling
   ============================================ */

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

/* ============ Variables ============ */
:root {
    --primary: #7c3aed;
    --primary-dark: #6d28d9;
    --primary-glow: rgba(124, 58, 237, 0.35);
    --primary-subtle: rgba(124, 58, 237, 0.08);
    --accent: #a78bfa;
    --bg-dark: #0a0a0f;
    --bg-darker: #050507;
    --text-light: #e4e4e7;
    --text-muted: #71717a;
    --border-color: #27272a;
    --danger: #ef4444;
    --success: #22c55e;

    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

/* ============ Global Styles ============ */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
}

code {
    font-family: var(--font-mono);
    background: rgba(124, 58, 237, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--primary);
    font-size: 0.9em;
}

/* ============ Buttons ============ */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border: 2px solid transparent;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--bg-dark);
    font-weight: 700;
}

.btn-primary:hover {
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

.btn-secondary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-secondary:hover {
    background: rgba(124, 58, 237, 0.1);
}

.btn-download {
    background: var(--accent);
    color: var(--bg-dark);
    border: none;
    font-weight: 700;
}

.btn-download:hover {
    background: var(--primary);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
}

/* ============ Navigation ============ */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.svart-logo {
    font-size: 2rem;
    color: var(--primary);
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    color: var(--text-muted);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 15px;
        display: none;
    }
    .nav-menu.active {
        display: flex;
    }
}

/* ============ Logo/Text Styling ============ */
.svart-logo-large {
    font-size: 5rem;
    color: var(--primary);
    text-shadow: 0 0 40px rgba(124, 58, 237, 0.4);
}

.svart-text {
    letter-spacing: 3px;
    font-weight: 700;
}

/* ============ Hero Section ============ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(167, 139, 250, 0.04) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -100px;
    right: -100px;
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -50px;
    left: -50px;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(30px); }
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 20px;
    font-weight: 900;
    letter-spacing: 4px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 2px;
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-features {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 60px;
}

.feature-badge {
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid var(--primary);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    color: var(--primary);
    transition: all 0.3s ease;
}

.feature-badge:hover {
    background: rgba(124, 58, 237, 0.15);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.5rem;
    }
    .hero-description {
        font-size: 1rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
}

/* ============ Section Titles ============ */
.section-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 60px;
    max-width: 600px;
}

/* ============ Features Section ============ */
.features {
    padding: 100px 20px;
    background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.02) 50%, transparent 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    background: rgba(24, 24, 30, 0.6);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-light);
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.8;
}

/* ============ Security Section ============ */
.security {
    padding: 100px 20px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.04) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.security-layers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.layer {
    background: rgba(24, 24, 30, 0.75);
    border: 2px solid var(--border-color);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.layer:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
    transform: translateY(-5px);
}

.layer-number {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.layer h3 {
    margin-bottom: 10px;
    color: var(--text-light);
}

.layer p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.security-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.spec {
    background: rgba(24, 24, 30, 0.6);
    border-left: 4px solid var(--primary);
    padding: 30px;
    border-radius: 8px;
}

.spec h4 {
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 700;
}

.spec p {
    color: var(--text-muted);
}

/* ============ Tools Catalog Section ============ */
.tools-catalog {
    padding: 100px 20px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.06) 0%, rgba(124, 58, 237, 0.06) 100%);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin: 60px 0;
}

.tool-card {
    background: rgba(24, 24, 30, 0.7);
    border: 2px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}

.tool-card:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(124, 58, 237, 0.15);
}

.tool-featured {
    grid-column: auto;
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.1);
}

.tool-featured:hover {
    box-shadow: 0 30px 80px rgba(124, 58, 237, 0.25);
}

.tool-coming {
    opacity: 0.85;
}

.tool-coming:hover {
    opacity: 1;
}

.tool-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary);
    color: var(--bg-dark);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-coming {
    background: var(--accent);
}

.tool-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.tool-card h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 8px;
    margin-top: 0;
}

.tool-category {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.tool-description {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
    flex-grow: 1;
}

.tool-specs {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
    padding: 15px;
    background: rgba(124, 58, 237, 0.05);
    border-left: 3px solid var(--primary);
    border-radius: 4px;
}

.spec-item {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.tool-card .btn {
    align-self: flex-start;
}

.tool-coming .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tools-cta {
    text-align: center;
    padding: 60px 40px;
    background: rgba(124, 58, 237, 0.1);
    border: 2px solid var(--primary);
    border-radius: 12px;
    margin-top: 80px;
}

.tools-cta h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.tools-cta p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

/* ============ Website Security Section ============ */
.website-security {
    padding: 100px 20px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.08) 0%, rgba(124, 58, 237, 0.05) 100%);
    border-top: 2px solid var(--primary);
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.security-card {
    background: rgba(24, 24, 30, 0.8);
    border: 2px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.security-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.security-card:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(124, 58, 237, 0.12);
}

.security-card:hover::before {
    transform: translateX(0);
}

.security-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.security-card h3 {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.security-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 15px;
}

.security-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--bg-dark);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.security-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    margin: 60px 0;
    text-align: center;
}

.stat {
    background: rgba(124, 58, 237, 0.1);
    border: 2px solid var(--primary);
    padding: 30px 20px;
    border-radius: 12px;
}

.stat-number {
    font-size: 2.5rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.security-note {
    background: rgba(167, 139, 250, 0.08);
    border-left: 4px solid var(--accent);
    padding: 30px;
    border-radius: 8px;
    margin-top: 60px;
    text-align: center;
}

.security-note p {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.security-link {
    color: var(--primary);
    font-weight: 600;
    transition: color 0.3s ease;
}

.security-link:hover {
    color: var(--accent);
}

.svart-section {
    padding: 60px 20px;
}

/* ============ Download Section ============ */
.download {
    padding: 100px 20px;
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.02) 0%, transparent 100%);
}

.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin: 60px 0;
}

.download-card {
    background: rgba(24, 24, 30, 0.7);
    border: 2px solid var(--border-color);
    padding: 50px 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.download-card:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(124, 58, 237, 0.12);
}

.os-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-light);
}

.download-card p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.install-guide {
    background: rgba(24, 24, 30, 0.7);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
    max-width: 600px;
    margin: 60px auto;
}

.install-guide h3 {
    color: var(--primary);
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.install-guide ol {
    list-style-position: inside;
    color: var(--text-muted);
}

.install-guide li {
    margin-bottom: 15px;
    line-height: 1.8;
}

.install-guide code {
    display: inline-block;
    margin: 5px 0;
}

/* ============ About Section ============ */
.about {
    padding: 100px 20px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.04) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 60px;
}

.about-text h3 {
    font-size: 1.4rem;
    color: var(--primary);
    margin-top: 30px;
    margin-bottom: 15px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.stat {
    background: rgba(24, 24, 30, 0.7);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
    transform: scale(1.05);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-muted);
    font-weight: 600;
}

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

/* ============ FAQ Section ============ */
.faq {
    padding: 100px 20px;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.faq-item {
    background: rgba(24, 24, 30, 0.6);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
}

.faq-item h4 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.faq-item p {
    color: var(--text-muted);
    line-height: 1.8;
}

/* ============ Contact Section ============ */
.contact {
    padding: 100px 20px;
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.02) 0%, transparent 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 60px;
    align-items: start;
}

.contact-info {
    display: grid;
    gap: 30px;
}

.info-item {
    background: rgba(24, 24, 30, 0.6);
    border: 1px solid var(--border-color);
    padding: 25px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.info-item:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
}

.info-item h4 {
    color: var(--primary);
    margin-bottom: 10px;
}

.info-item p {
    color: var(--text-muted);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    background: rgba(24, 24, 30, 0.7);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 15px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.15);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form button {
    margin-top: 10px;
}

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

/* ============ Footer ============ */
.footer {
    background: rgba(5, 7, 9, 0.8);
    border-top: 1px solid var(--border-color);
    padding: 60px 20px 30px;
    margin-top: 100px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-section p {
    color: var(--text-muted);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(24, 24, 30, 0.7);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--primary);
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--primary);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

/* ============ Security Challenge Section ============ */
.security-challenge {
    padding: 100px 20px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.02) 0%, rgba(167, 139, 250, 0.02) 100%);
    border-top: 2px solid rgba(124, 58, 237, 0.15);
    border-bottom: 2px solid rgba(124, 58, 237, 0.2);
}

.security-challenge .section-title {
    margin-bottom: 20px;
}

.security-challenge .section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.challenge-card {
    background: rgba(24, 24, 30, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 15px;
    cursor: pointer;
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(124, 58, 237, 0.1), transparent);
    transition: left 0.5s ease;
}

.challenge-card:hover::before {
    left: 100%;
}

.challenge-card:hover {
    border-color: var(--primary);
    background: rgba(24, 24, 30, 0.8);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.12);
}

.challenge-card:hover .challenge-title {
    color: var(--primary);
}

.challenge-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.challenge-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-light);
    transition: color 0.3s ease;
    position: relative;
    z-index: 1;
}

.challenge-icon {
    font-size: 1.8rem;
    position: relative;
    z-index: 1;
}

.challenge-difficulty {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.challenge-difficulty.easy {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.5);
}

.challenge-difficulty.medium {
    background: rgba(251, 146, 60, 0.2);
    color: #fb923c;
    border: 1px solid rgba(251, 146, 60, 0.5);
}

.challenge-difficulty.fun {
    background: rgba(168, 85, 247, 0.2);
    color: #a855f7;
    border: 1px solid rgba(168, 85, 247, 0.5);
}

.challenge-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.challenge-footer {
    font-size: 0.85rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

.difficulty {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 10px;
}

.difficulty span {
    color: var(--primary);
    font-weight: 600;
}

.encryption-demo {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: rgba(124, 58, 237, 0.05);
    border: 2px dashed var(--primary);
    border-radius: 12px;
}

.encryption-demo-section h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.encryption-demo-section p {
    color: var(--text-muted);
    margin-bottom: 25px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.encryption-demo-button {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-dark);
    border: 2px solid var(--primary);
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.encryption-demo-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.encryption-demo-button:hover::before {
    width: 300px;
    height: 300px;
}

.encryption-demo-button:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
    background: linear-gradient(135deg, var(--accent), var(--primary));
}

.encryption-demo-button:active {
    transform: scale(0.98);
}

.encryption-demo-output {
    margin-top: 20px;
    padding: 20px;
    background: rgba(10, 10, 15, 0.85);
    border: 1px solid var(--primary);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--primary);
    text-align: left;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    display: none;
}

.encryption-demo-output.active {
    display: block;
    animation: popIn 0.4s ease;
}

.encryption-demo-output .output-label {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.encryption-demo-output .output-text {
    word-break: break-all;
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 5px 0;
}

/* ============ Responsive Design ============ */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2.2rem;
    }
    .features-grid,
    .security-layers,
    .download-options {
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 15px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .challenge-grid {
        grid-template-columns: 1fr;
    }
    
    .encryption-demo {
        padding: 20px;
    }
}

/* ============ Print Styles ============ */
@media print {
    body {
        background: white;
        color: black;
    }
    
    a {
        text-decoration: underline;
    }
}

/* ============ Pricing Section ============ */
.pricing {
    padding: 100px 20px;
    background: var(--bg-darker);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin: 60px auto;
    max-width: 1000px;
}

.pricing-card {
    background: rgba(24, 24, 30, 0.7);
    border: 2px solid var(--border-color);
    padding: 50px 40px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(124, 58, 237, 0.15);
}

.pricing-card.featured {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
}

.pricing-card.featured::before {
    content: 'MOST POPULAR';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.pricing-tier {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-weight: 600;
}

.pricing-price {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-light);
    margin-bottom: 5px;
    line-height: 1;
}

.pricing-price .currency {
    font-size: 1.8rem;
    vertical-align: top;
    position: relative;
    top: 8px;
}

.pricing-period {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-light);
}

.price-period {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 35px;
}

.pricing-features li {
    padding: 10px 0;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(39, 39, 42, 0.5);
    font-size: 0.95rem;
}

.pricing-features li::before {
    content: '\2713';
    color: var(--primary);
    font-weight: 700;
    margin-right: 10px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-highlight {
    color: var(--text-light);
    font-weight: 600;
}

.pricing-compare {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: rgba(24, 24, 30, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.pricing-compare h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.pricing-compare p {
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 20px;
    line-height: 1.8;
}

.pricing-compare .highlight {
    color: var(--primary);
    font-weight: 700;
}

/* ============ Accessibility ============ */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============ Tool Available Badge ============ */
.tool-available {
    border-color: var(--success);
    background: rgba(34, 197, 94, 0.06);
}

.tool-available:hover {
    border-color: var(--success);
    box-shadow: 0 30px 60px rgba(34, 197, 94, 0.15);
}

.badge-available {
    background: var(--success);
    color: var(--bg-dark);
}

/* ============ Auth Nav Buttons ============ */
.nav-auth {
    list-style: none;
}

.btn-nav {
    padding: 8px 20px !important;
    font-size: 0.85rem !important;
    letter-spacing: 0.5px;
    border-radius: 6px;
}

.nav-link-active {
    color: var(--primary) !important;
    font-weight: 600;
}

.nav-user-link {
    color: var(--accent) !important;
    font-weight: 600;
}

/* ============ Auth Section (Login / Signup) ============ */
.auth-section {
    padding: 80px 20px 100px;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1000px;
    width: 100%;
    align-items: start;
}

@media (max-width: 768px) {
    .auth-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.auth-card-site {
    background: rgba(24, 24, 30, 0.7);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 48px 40px;
    transition: border-color 0.3s ease;
}

.auth-card-site:hover {
    border-color: rgba(124, 58, 237, 0.3);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header h2 {
    font-size: 1.8rem;
    color: var(--text-light);
    margin: 12px 0 8px;
    font-weight: 800;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.auth-form-site {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 14px;
    font-size: 1rem;
    color: var(--text-muted);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 14px 14px 14px 42px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.15);
    background: rgba(124, 58, 237, 0.04);
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px;
    transition: color 0.2s;
}

.toggle-password:hover {
    color: var(--primary);
}

/* Password strength */
.password-strength {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 4px;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0;
    border-radius: 2px;
    transition: width 0.3s ease, background 0.3s ease;
}

.strength-label {
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 72px;
    text-align: right;
}

/* Form options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    accent-color: var(--primary);
    width: 16px;
    height: 16px;
}

.checkbox-label a {
    color: var(--primary);
}

.forgot-link {
    color: var(--primary);
    font-weight: 500;
}

.forgot-link:hover {
    color: var(--accent);
}

.btn-full {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    text-align: center;
}

/* Auth divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.auth-alt {
    text-align: center;
}

.auth-alt p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.auth-alt a {
    color: var(--primary);
    font-weight: 600;
}

/* Auth messages */
.auth-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    text-align: center;
}

.auth-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.auth-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.auth-message a {
    color: inherit;
    font-weight: 600;
    text-decoration: underline;
}

/* Auth sidebar */
.auth-sidebar {
    padding-top: 20px;
}

.auth-sidebar h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 12px;
    font-weight: 800;
}

.auth-sidebar > p {
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

.auth-perks {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.perk {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.perk-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.perk strong {
    color: var(--text-light);
    display: block;
    margin-bottom: 4px;
    font-size: 0.95rem;
}

.perk p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

/* Activation key display */
.activation-result {
    text-align: center;
    padding: 20px 0;
}

.activation-header {
    margin-bottom: 16px;
}

.activation-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.activation-header h3 {
    font-size: 1.5rem;
    color: var(--text-light);
}

.activation-result > p {
    color: var(--text-muted);
    margin-bottom: 16px;
}

.activation-key-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(10, 10, 15, 0.8);
    border: 2px solid var(--primary);
    border-radius: 10px;
    padding: 18px 24px;
    margin: 16px 0;
}

.activation-key-display code {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 2px;
    background: none;
    padding: 0;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}

.activation-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 16px;
}

.activation-note a {
    color: var(--primary);
}

/* ============ Account Section ============ */
.account-section {
    padding: 60px 20px 100px;
}

.account-header {
    margin-bottom: 40px;
}

.account-header h2 {
    font-size: 2rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.account-header h2 span {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.account-header p {
    color: var(--text-muted);
}

.account-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 50px;
}

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

.account-card {
    background: rgba(24, 24, 30, 0.7);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
    transition: border-color 0.3s;
}

.account-card:hover {
    border-color: rgba(124, 58, 237, 0.3);
}

.account-key-card {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.06);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.card-header span {
    font-size: 1.5rem;
}

.card-header h3 {
    font-size: 1.2rem;
    color: var(--text-light);
    margin: 0;
}

.account-card > p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.key-info {
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Usage meter */
.usage-meter {
    margin-top: 8px;
}

.usage-bar {
    height: 10px;
    background: var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 10px;
}

.usage-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 5px;
    transition: width 0.5s ease;
}

.usage-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.usage-period {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Account section title */
.account-section-title {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 8px;
    font-weight: 700;
}

/* Download tiles grid */
.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.download-tile {
    display: flex;
    align-items: center;
    gap: 16px;
    background: rgba(24, 24, 30, 0.7);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 20px 24px;
    transition: all 0.3s ease;
}

.download-tile:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.04);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.1);
}

.tile-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.tile-info {
    flex: 1;
}

.tile-info h4 {
    color: var(--text-light);
    font-size: 1rem;
    margin: 0 0 4px;
}

.tile-version {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Account detail rows */
.account-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
}

.account-detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.detail-value {
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.9rem;
}