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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #1a1a1a;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-text {
    color: #ffffff;
    font-family: 'Bruno Ace SC', 'Arial Black', sans-serif;
    font-weight: 400;
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: -0.01em;
    text-rendering: optimizeLegibility;
}

.logo-accent {
    color: #F7931A;
    margin-left: 0.2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #cccccc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #F7931A;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(247, 147, 26, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-accent {
    color: #F7931A;
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #cccccc;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.feature-badge {
    background: rgba(247, 147, 26, 0.1);
    border: 1px solid rgba(247, 147, 26, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.badge-icon {
    font-size: 1rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #F7931A 0%, #ff9500 100%);
    color: #000000;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(247, 147, 26, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    padding: 1rem 2rem;
    border: 2px solid #333333;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: border-color 0.3s ease, color 0.3s ease;
}

.btn-secondary:hover {
    border-color: #F7931A;
    color: #F7931A;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-icon img {
    width: 300px;
    height: auto;
    max-width: 100%;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #cccccc;
    text-align: center;
    margin-bottom: 3rem;
}

.section-subtitle a {
    color: #F7931A;
    text-decoration: none;
}

.section-subtitle a:hover {
    color: #ff9f33;
    text-decoration: underline;
}

/* Main Video Section */
.main-video {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    position: relative;
}

.main-video::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.video-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
}

.video-wrapper-fullsize {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    max-width: 100%;
    margin: 0 auto;
}

.video-wrapper-fullsize iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
}

.video-wrapper-fullwidth {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.video-wrapper-fullwidth iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-info h3 {
    font-size: 1.8rem;
    color: #F7931A;
    margin-bottom: 1rem;
}

.video-info p {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.video-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(247, 147, 26, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.highlight-icon {
    font-size: 1.2rem;
}

/* Features Section */
.features {
    background: #111111;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #333333;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: #F7931A;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #F7931A;
}

.feature-card p {
    color: #cccccc;
    line-height: 1.6;
}

/* Video Tutorials Section */
.video-tutorials {
    background: #111111;
    position: relative;
}

.tutorials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.tutorial-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 12px;
    border: 1px solid #333333;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.tutorial-card:hover {
    transform: translateY(-5px);
    border-color: #F7931A;
}

.tutorial-video {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.tutorial-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.tutorial-content {
    padding: 1.5rem;
}

.tutorial-content h3 {
    font-size: 1.2rem;
    color: #F7931A;
    margin-bottom: 0.75rem;
}

.tutorial-content p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.tutorial-duration {
    color: #00D4FF;
    font-size: 0.9rem;
    font-weight: 500;
    background: rgba(0, 212, 255, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    display: inline-block;
}

.tutorials-cta {
    text-align: center;
    padding: 2rem;
    background: rgba(26, 26, 26, 0.5);
    border-radius: 12px;
    border: 1px solid #333333;
}

.tutorials-cta p {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 1.5rem;
}

/* Getting Started Section */
.getting-started {
    background: linear-gradient(135deg, #0f0f0f 0%, #1f1f1f 100%);
    padding: 4rem 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.step-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #333333;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: #F7931A;
}

.step-number {
    background: linear-gradient(135deg, #F7931A 0%, #ff9500 100%);
    color: #000000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem auto;
}

.step-content h3 {
    color: #F7931A;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.step-content p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.step-link {
    color: #F7931A;
    text-decoration: none;
    font-weight: 500;
}

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

.step-time {
    color: #999999;
    font-size: 0.9rem;
    font-style: italic;
}

.getting-started-cta {
    text-align: center;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-secondary {
    background: transparent;
    color: #F7931A;
    border: 2px solid #F7931A;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #F7931A;
    color: #000000;
    transform: translateY(-2px);
}

/* Security Section */
.security {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

/* Yubikey Compatibility Section */
.yubikey-compatibility {
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    padding: 4rem 0;
}

.yubikey-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.yubikey-info h2 {
    color: #F7931A;
    margin-bottom: 1.5rem;
}

.yubikey-description {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.yubikey-cta {
    margin-top: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.yubikey-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.yubikey-devices-image {
    max-width: 80%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.security-intro {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 2rem;
}

.security-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.security-item h4 {
    color: #F7931A;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.security-item p {
    color: #cccccc;
}

.security-visual {
    display: flex;
    justify-content: center;
}

.encryption-demo {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.crypto-layer {
    background: linear-gradient(135deg, rgba(247, 147, 26, 0.2) 0%, rgba(0, 212, 255, 0.2) 100%);
    padding: 1.5rem 2rem;
    border-radius: 8px;
    border: 1px solid rgba(247, 147, 26, 0.3);
    text-align: center;
    font-weight: 600;
    position: relative;
}

.crypto-layer:not(:last-child)::after {
    content: '🔒';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #1a1a1a;
    padding: 0 0.5rem;
}

/* Security Policies */
.security-policies {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid #333333;
    text-align: center;
}

.security-policies h3 {
    font-size: 2rem;
    color: #F7931A;
    text-align: center;
    margin-bottom: 1rem;
}

.security-policies > p {
    text-align: center;
    color: #cccccc;
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.policies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.policy-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid #333333;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.policy-card:hover {
    transform: translateY(-5px);
}

.policy-base {
    border-color: #00D4FF;
}

.policy-base:hover {
    border-color: #00D4FF;
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.2);
}

.policy-secure {
    border-color: #F7931A;
}

.policy-secure:hover {
    border-color: #F7931A;
    box-shadow: 0 10px 25px rgba(247, 147, 26, 0.2);
}

.policy-paranoid {
    border-color: #ff4444;
}

.policy-paranoid:hover {
    border-color: #ff4444;
    box-shadow: 0 10px 25px rgba(255, 68, 68, 0.2);
}

.policy-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.policy-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.policy-card p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.policy-level {
    background: rgba(247, 147, 26, 0.1);
    color: #F7931A;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

.policy-base .policy-level {
    background: rgba(0, 212, 255, 0.1);
    color: #00D4FF;
}

.policy-paranoid .policy-level {
    background: rgba(255, 68, 68, 0.1);
    color: #ff4444;
}

/* Download Section */
.download {
    background: #111111;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.download-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #333333;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    border-color: #F7931A;
}

.platform-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #F7931A;
}

.download-card p {
    color: #cccccc;
    margin-bottom: 1.5rem;
}

.download-btn {
    background: linear-gradient(135deg, #F7931A 0%, #ff9500 100%);
    color: #000000;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: transform 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-2px);
}

.download-info {
    text-align: center;
    color: #cccccc;
    font-size: 0.9rem;
}

.hash-info {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #333;
}

.hash-info p {
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
    color: #cccccc;
}

.hash-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.hash-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.hash-code {
    background: #0a0a0a;
    color: #F7931A;
    padding: 0.6rem 1rem;
    border-radius: 4px;
    font-family: 'Courier New', 'Courier', monospace;
    font-size: 0.7rem;
    word-break: break-all;
    border: 1px solid #333;
    min-width: 300px;
}

.copy-btn {
    background: transparent;
    border: 1px solid #F7931A;
    color: #F7931A;
    padding: 0.3rem;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    min-width: 28px;
    height: 28px;
}

.copy-btn:hover {
    background: rgba(247, 147, 26, 0.1);
    color: #ff9500;
    border-color: #ff9500;
}

.copy-btn svg {
    width: 14px;
    height: 14px;
}

.copied-text {
    color: #F7931A;
    font-size: 0.8rem;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s ease;
    text-align: center;
}

.copied-text.show {
    opacity: 1;
}

.yubico-link {
color: #F7931A;
text-decoration: none;
font-weight: 600;
transition: color 0.3s ease;
    font-weight: 600;
    transition: color 0.3s ease;
}

.yubico-link:hover {
    color: #ff9500;
    text-decoration: underline;
}

.yubikey-info {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(247, 147, 26, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.yubikey-info p {
    margin: 0;
    font-size: 0.95rem;
}

/* Pricing Section */
.pricing {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid #333333;
    text-align: center;
    position: relative;
}

.pricing-card.individual {
    border-color: #00D4FF;
}

.pricing-card.commercial {
    border-color: #F7931A;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #F7931A;
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #cccccc;
}

.pricing-btn {
    background: linear-gradient(135deg, #F7931A 0%, #ff9500 100%);
    color: #000000;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: transform 0.3s ease;
}

.pricing-btn:hover {
    transform: translateY(-2px);
}

.license-link-section {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 0;
}

.license-link-text {
    margin: 0;
}

.license-link {
    color: #F7931A;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.license-link:hover {
    color: #ff9500;
    text-decoration: underline;
}

/* FAQ Section */
.faq {
    background: #111111;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: rgba(26, 26, 26, 0.8);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #333333;
}

.faq-item h4 {
    color: #F7931A;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.faq-item p {
    color: #cccccc;
    line-height: 1.6;
}

.faq-item ul {
    color: #cccccc;
    line-height: 1.6;
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.faq-item li {
    color: #cccccc;
    margin-bottom: 0.5rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    text-align: center;
    padding: 2rem;
    background: rgba(26, 26, 26, 0.8);
    border-radius: 12px;
    border: 1px solid #333333;
}

.contact-item h4 {
    color: #F7931A;
    margin-bottom: 1rem;
}

.contact-item p {
    color: #cccccc;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: #0a0a0a;
    border-top: 1px solid #1a1a1a;
    padding: 2rem 0;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer p {
    color: #666666;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .video-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .tutorials-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .security-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* License Page Styles */
.license-page {
    background: #111111;
    padding: 2rem 0 5rem 0;
    min-height: 100vh;
}

.license-content {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem;
    border-radius: 12px;
    border: 1px solid #333333;
}

.license-content h1 {
    color: #F7931A;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.license-content h2 {
    color: #F7931A;
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem 0;
    border-bottom: 2px solid #F7931A;
    padding-bottom: 0.5rem;
}

.license-content h3 {
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem 0;
}

.license-content p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.license-content ul, .license-content ol {
    color: #cccccc;
    line-height: 1.6;
    margin: 1rem 0;
    padding-left: 2rem;
}

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

.license-version {
    text-align: center;
    font-size: 1.1rem;
    color: #F7931A;
    margin-bottom: 2rem;
}

.license-highlight {
    background: rgba(247, 147, 26, 0.1);
    border: 1px solid rgba(247, 147, 26, 0.3);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin: 1.5rem 0;
}

.license-caps {
    font-weight: 600;
    color: #ffffff;
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
}

.license-divider {
    border: none;
    height: 1px;
    background: #333333;
    margin: 2rem 0;
}

.license-footer {
    text-align: center;
    font-style: italic;
    color: #999999;
    margin-top: 2rem;
}

.license-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #333333;
}

@media (max-width: 768px) {
    .license-content {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
    }
    
    .license-content h1 {
        font-size: 2rem;
    }
    
    .license-actions {
        flex-direction: column;
        align-items: center;
    }
}

/* Hash Verification Guide Page Styles */
.hash-guide-page {
    background: #111111;
    padding: 2rem 0 5rem 0;
    min-height: 100vh;
}

.hash-guide-content {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem;
    border-radius: 12px;
    border: 1px solid #333333;
}

.hash-guide-content h1 {
    color: #F7931A;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.guide-subtitle {
    text-align: center;
    color: #cccccc;
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.security-notice {
    background: rgba(247, 147, 26, 0.1);
    border: 1px solid rgba(247, 147, 26, 0.3);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.security-notice h3 {
    color: #F7931A;
    margin: 0 0 1rem 0;
    font-size: 1.3rem;
}

.security-notice p {
    color: #cccccc;
    margin: 0;
    line-height: 1.6;
}

.os-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid #333333;
}

.tab-button {
    background: transparent;
    border: none;
    color: #cccccc;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.tab-button:hover {
    color: #F7931A;
}

.tab-button.active {
    color: #F7931A;
    border-bottom-color: #F7931A;
}

.tab-content {
    display: none;
}

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

.tab-content h2 {
    color: #F7931A;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #F7931A;
    padding-bottom: 0.5rem;
}

.step-section {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    border: 1px solid #333333;
}

.step-section h3 {
    color: #ffffff;
    font-size: 1.3rem;
    margin: 0 0 1rem 0;
}

.instruction-list {
    color: #cccccc;
    line-height: 1.6;
    padding-left: 1.5rem;
}

.instruction-list li {
    margin-bottom: 1.5rem;
}

.instruction-list strong {
    color: #ffffff;
    display: block;
    margin-bottom: 0.5rem;
}

.code-block {
    background: #000000;
    border: 1px solid #333333;
    border-radius: 4px;
    padding: 1rem;
    margin: 0.5rem 0;
    font-family: 'Courier New', monospace;
    overflow-x: auto;
}

.code-block code {
    color: #00ff00;
    font-size: 0.9rem;
    white-space: pre;
}

.code-note {
    font-size: 0.9rem;
    color: #999999;
    font-style: italic;
    margin-top: 0.5rem;
}

kbd {
    background: #333333;
    border: 1px solid #555555;
    border-radius: 3px;
    padding: 0.2rem 0.4rem;
    font-family: monospace;
    font-size: 0.9rem;
    color: #ffffff;
}

.verification-results {
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border: 1px solid #333333;
}

.verification-results h2 {
    color: #F7931A;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.result-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #28a745;
    background: rgba(40, 167, 69, 0.1);
}

.result-section.warning {
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.result-section h3 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
}

.result-section p, .result-section ul {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.result-section ul {
    padding-left: 1.5rem;
}

.result-section li {
    margin-bottom: 0.5rem;
}

.additional-security {
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(247, 147, 26, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.additional-security h2 {
    color: #F7931A;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.security-tips {
    color: #cccccc;
    line-height: 1.6;
    padding-left: 1.5rem;
}

.security-tips li {
    margin-bottom: 1rem;
}

.security-tips strong {
    color: #ffffff;
}

.guide-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #333333;
}

@media (max-width: 768px) {
    .hash-guide-content {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
    }
    
    .hash-guide-content h1 {
        font-size: 2rem;
    }
    
    .os-tabs {
        flex-direction: column;
    }
    
    .tab-button {
        text-align: center;
        border-bottom: 1px solid #333333;
        border-radius: 4px;
        margin-bottom: 0.5rem;
    }
    
    .tab-button.active {
        border-bottom-color: #F7931A;
        background: rgba(247, 147, 26, 0.1);
    }
    
    .guide-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .code-block {
        font-size: 0.8rem;
    }
}