:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --accent-cyan: #00f5ff;
    --accent-purple: #a855f7;
    --accent-gradient: linear-gradient(135deg, #00f5ff 0%, #a855f7 100%);
    --text-primary: #ffffff;
    --text-secondary: #b0b0c0;
    --text-muted: #7a7a8e;
    --border-subtle: rgba(255, 255, 255, 0.06);
    --glow-cyan: 0 0 40px rgba(0, 245, 255, 0.3);
    --glow-purple: 0 0 40px rgba(168, 85, 247, 0.3);
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    font-size: 18px;
}

/* Animated star field background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    opacity: 0;
    animation: twinkle 4s infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0; }
    50% { opacity: 0.8; }
}

/* Gradient orbs */
.orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 245, 255, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, transparent 70%);
    bottom: -150px;
    left: -150px;
    animation: float 25s ease-in-out infinite reverse;
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(to bottom, var(--bg-primary) 0%, transparent 100%);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    margin: 0 auto 0 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gradient);
    transition: width 0.3s;
}

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

/* Dropdown Navigation */
.nav-links li {
    position: relative;
}

.nav-links .has-dropdown {
    position: relative;
}

.nav-links .has-dropdown > a::after {
    content: '▾';
    margin-left: 0.25rem;
    font-size: 0.8rem;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.2s;
    white-space: nowrap;
}

.dropdown-menu a::after {
    display: none;
}

.dropdown-menu a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding-left: 1.5rem;
}

.cta-button {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-cyan);
}

/* Nav icon links (phone, WhatsApp) */
.nav-phone,
.nav-whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-secondary);
    text-decoration: none;
    transition: border-color 0.3s, color 0.3s;
    flex-shrink: 0;
}

.nav-whatsapp {
    margin-left: -0.25rem;
}

.nav-phone:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.nav-whatsapp:hover {
    border-color: #25d366;
    color: #25d366;
}

.nav-phone svg,
.nav-whatsapp svg {
    width: 18px;
    height: 18px;
}

/* Page Hero Section */
.page-hero {
    position: relative;
    z-index: 1;
    min-height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 6rem 3rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    width: fit-content;
    animation: fadeInUp 0.8s ease-out;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.page-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.1s backwards;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-actions {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-cyan);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Content Sections */
.content-section {
    position: relative;
    z-index: 1;
    padding: 3rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-section.alt-bg {
    background: var(--bg-secondary);
    max-width: 100%;
    padding-left: calc((100% - 1200px) / 2 + 3rem);
    padding-right: calc((100% - 1200px) / 2 + 3rem);
}

.section-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1rem;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.content-block {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.content-block h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.content-block p {
    margin-bottom: 1rem;
}

.content-block ul, .content-block ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.content-block li {
    margin-bottom: 0.5rem;
}

.content-block a {
    color: var(--accent-cyan);
    text-decoration: none;
}

.content-block a:hover {
    text-decoration: underline;
}

.content-block.centered {
    grid-column: 1 / -1;
    text-align: center;
    max-width: 800px;
    margin: 2rem auto 0;
}

/* Highlight Box */
.highlight-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.highlight-box h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

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

.highlight-box li {
    padding-left: 1.5rem;
    position: relative;
}

.highlight-box li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
}

/* Definition Box */
.definition-box {
    background: var(--bg-secondary);
    border-left: 4px solid var(--accent-cyan);
    padding: 2rem;
    margin-bottom: 3rem;
    border-radius: 0 12px 12px 0;
}

.definition-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-primary);
}

/* TOC Box */
.toc-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.toc-box h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.toc-box ul {
    list-style: none;
    margin: 0;
}

.toc-box li {
    margin-bottom: 0.75rem;
}

.toc-box a {
    color: var(--accent-cyan);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-box a:hover {
    text-decoration: underline;
}

.toc-box a::before {
    content: '→';
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity 0.4s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 245, 255, 0.2);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

/* Platform Grid */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.platform-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.platform-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.platform-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.platform-card a {
    color: var(--accent-cyan);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-tertiary);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
}

.stat-value {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 2.5rem;
    font-weight: 500;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* Comparison Table */
.comparison-table {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    margin-bottom: 2rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.comparison-row.header {
    background: var(--bg-tertiary);
}

.comparison-row.header .comparison-cell {
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-cell {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.comparison-row:last-child .comparison-cell {
    border-bottom: none;
}

/* Steps List */
.steps-list {
    max-width: 800px;
}

.step-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--bg-primary);
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.pricing-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.pricing-card.featured {
    border-color: var(--accent-cyan);
    position: relative;
}

.pricing-card.featured::before {
    content: 'Recommended';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gradient);
    color: var(--bg-primary);
    padding: 0.25rem 1rem;
    border-radius: 100px;
    font-size: 1rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.pricing-type {
    color: var(--accent-cyan);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.pricing-card > p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.pricing-card ul {
    list-style: none;
}

.pricing-card li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.pricing-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
}

/* Services List */
.services-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.service-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.service-item h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.service-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    position: relative;
    z-index: 1;
    padding: 3rem 3rem;
    text-align: center;
    background: var(--bg-secondary);
}

.cta-section h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Text Link */
.text-link {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 500;
}

.text-link:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    position: relative;
    z-index: 1;
    padding: 3rem;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
}

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

footer > p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* Contact Form */
.contact-form-section {
    position: relative;
    z-index: 1;
    padding: 3rem 3rem;
    background: var(--bg-secondary);
}

.contact-form-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form-container h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.contact-form-container > p {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 2rem;
}

.contact-form {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
}

.contact-form .form-group {
    margin-bottom: 1.25rem;
}

.contact-form .form-group:last-of-type {
    margin-bottom: 1.5rem;
}

.contact-form label {
    display: block;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.contact-form textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

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

.contact-form button {
    width: 100%;
    background: var(--accent-gradient);
    color: var(--bg-primary);
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.contact-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-cyan);
}

.contact-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.contact-form .form-status {
    text-align: center;
    font-size: 1rem;
    margin-top: 1rem;
    min-height: 1.5rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1rem 1.5rem;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-subtle);
        gap: 0.5rem;
    }
    .logo {
        margin-right: auto;
    }
    .nav-phone {
        order: 1;
    }
    .nav-whatsapp {
        order: 2;
        margin-left: 0;
    }
    .mobile-menu-toggle {
        order: 3;
        margin-left: 0.25rem;
        display: flex;
        padding: 0.75rem;
        border-radius: 50%;
        border: 1px solid rgba(255, 255, 255, 0.15);
        transition: background 0.2s, border-color 0.3s;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
    }
    .nav-links {
        display: none;
        order: 4;
    }
    .page-hero {
        padding: 5rem 1.5rem 2rem;
    }
    .content-section {
        padding: 2rem 1.5rem;
    }
    .content-section.alt-bg {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    .content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .platform-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .comparison-row {
        grid-template-columns: 1fr;
    }
    .comparison-cell {
        padding: 0.75rem 1rem;
    }
    .comparison-row.header .comparison-cell:not(:first-child) {
        display: none;
    }
    .hero-actions {
        flex-direction: column;
    }
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    .footer-links {
        gap: 1rem;
    }
    .mobile-menu-toggle:hover,
    .mobile-menu-toggle:active {
        background: var(--bg-secondary);
        border-color: var(--accent-cyan);
    }
    .nav-links.mobile-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        padding: 1.5rem;
        gap: 0;
        border-bottom: 1px solid var(--border-subtle);
    }
    .nav-links.mobile-open li {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--border-subtle);
    }
    .nav-links.mobile-open li:last-child {
        border-bottom: none;
    }
    .nav-links.mobile-open .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        padding: 0.5rem 0 0 1rem;
        margin-top: 0.5rem;
    }
    .nav-links.mobile-open .dropdown-menu a {
        padding: 0.5rem 0;
    }
    .nav-links.mobile-open .has-dropdown .dropdown-menu {
        display: none;
    }
    .nav-links.mobile-open .has-dropdown.active .dropdown-menu {
        display: block;
    }
    nav .cta-button {
        display: none;
    }
}

/* Skip navigation link */
.skip-nav {
    position: absolute;
    top: -100%;
    left: 1rem;
    padding: 0.75rem 1.5rem;
    background: var(--accent-gradient);
    color: var(--bg-primary);
    font-weight: 600;
    border-radius: 0 0 8px 8px;
    z-index: 200;
    text-decoration: none;
    transition: top 0.3s;
}

.skip-nav:focus {
    top: 0;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 101;
    position: relative;
}

.hamburger-line {
    width: 18px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Ensure mobile display override comes after base display:none */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
}

/* Footer social */
.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-social a {
    color: var(--text-secondary);
    transition: color 0.3s;
}

.footer-social a:hover {
    color: var(--accent-cyan);
}

.footer-legal {
    margin-bottom: 1.5rem;
}

.footer-legal a {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Form validation states */
.contact-form input.error,
.contact-form textarea.error {
    border-color: #ef4444;
}

.contact-form .field-error {
    color: #ef4444;
    font-size: 1rem;
    margin-top: 0.25rem;
    display: none;
}

.contact-form .field-error.visible {
    display: block;
}