/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #0D0D0D;
    color: #E6E6E6;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* CSS Variables - Dark Professional Theme */
:root {
    --bg-primary: #0D0D0D;
    --bg-secondary: #121212;
    --bg-tertiary: #1A1A1A;
    --text-primary: #E6E6E6;
    --text-secondary: #A0A0A0;
    --text-muted: #666666;
    --accent-blue: #2D9CDB;
    --accent-violet: #8B5CF6;
    --accent-green: #10B981;
    --border-color: #1F1F1F;
    --border-light: #2A2A2A;
    --shadow-small: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-large: 0 16px 48px rgba(0, 0, 0, 0.6);
    --gradient-primary: linear-gradient(135deg, #2D9CDB 0%, #8B5CF6 100%);
    --gradient-hero: linear-gradient(135deg, rgba(45, 156, 219, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    --glass-bg: rgba(18, 18, 18, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --container-max-width: 1200px;
    --border-radius: 12px;
    --border-radius-large: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

/* Buttons - Dark Premium Style */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(45, 156, 219, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(45, 156, 219, 0.4);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-small);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* Header - Dark Glassmorphism */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav {
    padding: 1.5rem 0;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-img {
    height: 32px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.language-toggle {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.5rem;
}

.lang-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

.lang-link:hover,
.lang-link.active {
    color: var(--text-primary);
    background: var(--accent-blue);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Hero Section - Dark with Animated Gradient */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: var(--bg-primary);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    background: var(--gradient-hero);
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(45, 156, 219, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(1deg);
    }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.hero-content {
    z-index: 1;
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.6;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-visual {
    width: 100%;
    max-width: 500px;
    height: 400px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-large);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.3;
}

.security-icon {
    width: 120px;
    height: 120px;
    color: var(--accent-blue);
    z-index: 1;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.05);
        opacity: 1;
    }
}

/* Features Section - Dark Glassmorphism Cards */
.features {
    padding: 8rem 0;
    background: var(--bg-primary);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::before {
    opacity: 0.1;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: 0 16px 48px rgba(45, 156, 219, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    z-index: 1;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}

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

/* Architecture Section */
.architecture {
    padding: 8rem 0;
    background: #0F111A;
    position: relative;
    overflow: hidden;
}

.architecture::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 171, 0.03) 0%, rgba(45, 156, 219, 0.03) 100%);
    pointer-events: none;
}

.architecture-visual {
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.key-architecture-flow {
    display: block !important;
    text-align: center !important;
    padding: 3rem 2rem;
    background: var(--glass-bg);
    border-radius: 20px;
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
    position: relative;
    min-height: 200px;
    width: 100%;
    white-space: nowrap !important;
    overflow-x: auto !important;
    box-shadow: var(--shadow-medium);
}

.key-architecture-flow::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: var(--gradient-primary);
    border-radius: 20px;
    z-index: -1;
    opacity: 0.05;
}

.key-architecture-flow::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 40px;
    background: linear-gradient(90deg, transparent, rgba(45, 156, 219, 0.3));
    border-radius: 0 20px 20px 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

@media (max-width: 900px) {
    .key-architecture-flow {
        overflow-x: auto;
        scrollbar-width: thin;
        scrollbar-color: rgba(0, 255, 171, 0.3) transparent;
    }

    .key-architecture-flow::after {
        opacity: 1;
    }

    .key-architecture-flow::-webkit-scrollbar {
        height: 4px;
    }

    .key-architecture-flow::-webkit-scrollbar-track {
        background: transparent;
    }

    .key-architecture-flow::-webkit-scrollbar-thumb {
        background: rgba(0, 255, 171, 0.3);
        border-radius: 2px;
    }
}

.architecture-step {
    display: inline-block !important;
    vertical-align: top !important;
    text-align: center !important;
    width: 140px !important;
    margin: 0 0.75rem !important;
    position: relative;
    transition: all 0.3s ease;
    white-space: normal !important;
}

.architecture-step:hover {
    transform: translateY(-8px);
}

.step-icon {
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.step-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background: var(--gradient-primary);
    z-index: -1;
}

.step-icon.generate::before {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-violet));
}

.step-icon.ai::before {
    background: linear-gradient(135deg, var(--accent-violet), var(--accent-blue));
}

.step-icon.web3::before {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
}

.step-icon.edge::before {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
}

/* Cloud and plugins steps removed */

.step-icon.verify::before {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
}

.step-icon svg {
    width: 2.2rem;
    height: 2.2rem;
    color: #FFFFFF;
    z-index: 1;
}

.step-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(45, 156, 219, 0.3);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.step-description {
    font-size: 0.8rem;
    color: #FFFFFF;
    line-height: 1.3;
    margin-bottom: 0.25rem;
}

.step-description-es {
    font-size: 0.8rem;
    color: #4C4F65;
    line-height: 1.3;
}

.flow-arrow {
    display: inline-block !important;
    font-size: 1.8rem;
    color: var(--accent-blue);
    font-weight: bold;
    margin: 0 0.5rem;
    vertical-align: middle !important;
}

/* Pulse animation removed - no longer needed */

.zero-trust-badge {
    margin-top: 3rem;
    text-align: center;
}

.badge-text {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, rgba(45, 156, 219, 0.2), rgba(139, 92, 246, 0.1));
    border: 1px solid var(--accent-blue);
    border-radius: 50px;
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
}

/* Version Badge */
.version-badge {
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    z-index: 999;
    background: var(--glass-bg);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 0.35rem 0.85rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    backdrop-filter: blur(10px);
    pointer-events: none;
    letter-spacing: 0.03em;
}
.open-source {
    padding: 8rem 0;
    text-align: center;
    background: var(--bg-primary);
    position: relative;
}

.open-source-content {
    max-width: 800px;
    margin: 0 auto;
}

.open-source-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.6;
}



/* Contact Section */
.contact {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 2rem;
}

.contact-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.community-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.community-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.community-link:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.contact-form {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-large);
    padding: 3rem;
    box-shadow: var(--shadow-medium);
}

.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
    position: relative;
}

.form-label::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 20px;
    height: 2px;
    background: var(--accent-blue);
    border-radius: 1px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1.25rem 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-light);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-input:hover,
.form-textarea:hover {
    border-color: var(--accent-blue);
    background: var(--bg-secondary);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: var(--bg-secondary);
    box-shadow:
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 0 0 3px rgba(45, 156, 219, 0.15),
        0 4px 12px rgba(45, 156, 219, 0.1);
    transform: translateY(-1px);
}

.form-input:focus+.form-focus-indicator,
.form-textarea:focus+.form-focus-indicator {
    opacity: 1;
    transform: scaleX(1);
}

.form-focus-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-violet));
    border-radius: 1px;
    opacity: 0;
    transform: scaleX(0);
    transition: all 0.3s ease;
}

.form-textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

/* Enhanced form validation states */
.form-input.valid,
.form-textarea.valid {
    border-color: var(--accent-green);
    background: rgba(16, 185, 129, 0.05);
}

.form-input.invalid,
.form-textarea.invalid {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.05);
}

/* Floating label effect for better UX */
.form-group.floating {
    position: relative;
}

.form-group.floating .form-label {
    position: absolute;
    top: 1.25rem;
    left: 1rem;
    background: var(--bg-tertiary);
    padding: 0 0.5rem;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 1;
}

.form-group.floating .form-input:focus+.form-label,
.form-group.floating .form-input:not(:placeholder-shown)+.form-label,
.form-group.floating .form-textarea:focus+.form-label,
.form-group.floating .form-textarea:not(:placeholder-shown)+.form-label {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.875rem;
    color: var(--accent-blue);
    background: var(--glass-bg);
}

/* Input icons for better visual hierarchy */
.form-input-wrapper {
    position: relative;
}

.form-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 20px;
    height: 20px;
    pointer-events: none;
    transition: var(--transition);
}

.form-input-wrapper .form-input {
    padding-left: 3rem;
}

.form-input-wrapper .form-input:focus~.form-input-icon {
    color: var(--accent-blue);
}

/* Required field indicator */
.form-label.required::before {
    content: '*';
    color: var(--accent-violet);
    margin-right: 0.25rem;
    font-weight: bold;
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    height: 32px;
    width: auto;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

.footer-links {
    display: flex;
    gap: 3rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    transition: var(--transition);
    font-weight: 500;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Desktop specific styles */
@media (min-width: 901px) {
    .key-architecture-flow {
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        overflow-x: visible !important;
        justify-content: center !important;
        display: flex !important;
    }

    .architecture-step {
        min-width: 140px;
        max-width: 160px;
        flex-shrink: 0 !important;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .section-title {
        font-size: 2.5rem;
    }
}

/* Temporarily disabled for testing
@media (max-width: 900px) {
    .key-architecture-flow {
        gap: 1rem;
        padding: 2rem 1rem;
        overflow-x: auto;
        justify-content: flex-start;
    }

    .flow-arrow {
        font-size: 1.5rem;
        margin: 0 0.25rem;
    }

    .architecture-step {
        min-width: 120px;
        max-width: 140px;
    }

    .step-title {
        font-size: 1.1rem;
    }

    .step-description {
        font-size: 0.9rem;
    }
}
*/

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    /* Temporarily disabled architecture rules for testing
    .key-architecture-flow {
        padding: 1.5rem 1rem;
        gap: 0.75rem;
    }

    .architecture-step {
        min-width: 100px;
        max-width: 120px;
    }

    .step-icon {
        width: 3.5rem;
        height: 3.5rem;
    }

    .step-icon svg {
        width: 1.8rem;
        height: 1.8rem;
    }

    .step-title {
        font-size: 0.85rem;
    }

    .step-description {
        font-size: 0.75rem;
    }

    .flow-arrow {
        font-size: 1.2rem;
        margin: 0 0.1rem;
    }
    */

    .nav-container {
        padding: 0 1rem;
    }

    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background: var(--bg-secondary);
        border-right: 1px solid var(--border-color);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 3rem;
        transition: var(--transition);
        box-shadow: var(--shadow-large);
        backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-actions {
        gap: 1rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }



    .community-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .btn-large {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .contact-form {
        padding: 2rem;
    }
}

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

/* Focus styles for keyboard navigation */
.btn:focus,
.nav-link:focus,
.lang-link:focus,
.form-input:focus,
.form-textarea:focus {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--accent-blue);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1001;
}

.skip-link:focus {
    top: 6px;
}

/* Loading animations */
@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.loading-shimmer {
    position: relative;
    overflow: hidden;
}

.loading-shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

/* Smooth scroll behavior */
html {
    scroll-padding-top: 100px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}