:root {
    --bg-page: #FFFFFF;
    --bg-section: #FFFFFF;
    --bg-panel: #F8FAFC;
    --bg-subtle: #FAFBFC;

    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-tertiary: #64748B;

    --border-color: #E2E8F0;
    --border-strong: #0F172A;
    --border-subtle: #F1F5F9;

    --accent-blue: #1E40AF;
    --accent-blue-light: #3B82F6;
    --signal-red: #DC2626;
    --signal-green: #059669;

    --container-width: 1200px;
    --header-height: 70px;
    --grid-gap: 1px;

    --touch-target-min: 44px;

    /* Premium shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

/* Font fallbacks with adjusted metrics to minimize CLS */
@font-face {
    font-family: 'Inter Fallback';
    src: local('Arial');
    ascent-override: 90%;
    descent-override: 22%;
    line-gap-override: 0%;
    size-adjust: 107%;
}

@font-face {
    font-family: 'JetBrains Mono Fallback';
    src: local('Courier New');
    ascent-override: 78%;
    descent-override: 22%;
    line-gap-override: 0%;
    size-adjust: 113%;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html {
    font-size: 16px;
    scroll-behavior: smooth;
}
body {
    background-color: var(--bg-page);
    color: var(--text-primary);
    font-family: 'Inter', 'Inter Fallback', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

body.menu-open {
    overflow: hidden;
}

h1, h2, h3, h4 {
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.25rem); }

p {
    font-size: clamp(1rem, 1.1vw, 1.0625rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 65ch;
}

.mono { font-family: 'JetBrains Mono', 'JetBrains Mono Fallback', ui-monospace, monospace; }
.label {
    font-family: 'JetBrains Mono', 'JetBrains Mono Fallback', ui-monospace, monospace;
    font-size: clamp(0.7rem, 1vw, 0.75rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-blue);
    display: inline-block;
    margin-bottom: 1.25rem;
    font-weight: 600;
    position: relative;
    padding-left: 1rem;
}

.label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--accent-blue);
    border-radius: 50%;
}

.w-full { width: 100%; }

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
}

.section {
    border-bottom: 1px solid var(--border-color);
    padding: 3rem 0;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    text-decoration: none;
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    z-index: 2500;
    transition: opacity 0.2s ease;
}

.logo:hover {
    opacity: 0.8;
}

.header-actions-desktop {
    display: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-main {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: color 0.2s ease;
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-primary);
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.header-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
    margin: 0 0.5rem;
}

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

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 500;
}

.lang-link {
    text-decoration: none;
    color: var(--text-tertiary);
    transition: color 0.2s ease;
}

.lang-link:hover, .lang-link.active {
    color: black;
    font-weight: 700;
}

.lang-divider {
    color: var(--border-color);
}

.btn-nav-cta {
    background: var(--text-primary);
    color: white;
    padding: 0.625rem 1.25rem;
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.btn-nav-cta:hover {
    background: #1E293B;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 2500;
}

.hamburger-icon {
    width: 24px;
    height: 14px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: black;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.nav-mobile {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ffffff;
    z-index: 2000;
    display: none;
    flex-direction: column;
    padding-top: var(--header-height);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-mobile.nav-open {
    display: flex;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.nav-mobile-inner {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 2rem;
    justify-content: space-between;
    overflow-y: auto;
}

.nav-mobile-links {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.nav-mobile-link {
    font-size: 1.75rem;
    font-weight: 900;
    color: black;
    text-decoration: none;
    letter-spacing: -0.04em;
    transition: transform 0.2s ease;
    padding: 0.5rem 0;
}

.nav-mobile-link:active {
    transform: translateX(5px);
}

.nav-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.lang-switcher-mobile {
    display: flex;
    gap: 1.5rem;
}

.lang-switcher-mobile .lang-link {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    text-decoration: none;
    text-transform: uppercase;
}

.lang-switcher-mobile .lang-link.active {
    color: black;
    border-bottom: 2px solid black;
}

.mobile-menu-backdrop {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu-backdrop.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.btn-primary {
    background: var(--text-primary);
    color: white;
    padding: 0.9375rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--touch-target-min);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    letter-spacing: 0.01em;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: #1E293B;
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:focus {
    outline: 2px solid var(--accent-blue-light);
    outline-offset: 2px;
}

.hero {
    padding-top: calc(var(--header-height) + 4rem);
    padding-bottom: 4rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-panel) 100%);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(30, 64, 175, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.hero > .container {
    position: relative;
    z-index: 1;
}

.hero-status {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 99px;
    margin-bottom: 2.5rem;
    font-size: clamp(0.7rem, 1.5vw, 0.75rem);
    background: white;
    box-shadow: var(--shadow-sm);
}

.status-dot {
    width: 8px; height: 8px;
    background: var(--signal-green);
    border-radius: 50%;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.4);
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 4px rgba(5, 150, 105, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .status-dot {
        animation: none;
    }
}

.hero-title {
    font-size: clamp(2.25rem, 6vw, 4rem);
    line-height: 1.08;
    margin-bottom: 1.75rem;
    letter-spacing: -0.03em;
    font-weight: 800;
}

.hero-sub {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin: 0 auto 2.5rem;
    max-width: 680px;
    line-height: 1.7;
}

.hero-media {
    margin-top: 3rem;
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.hero-media video {
    width: 100%;
    display: block;
    border-radius: 8px;
}

.video-wrapper {
    position: relative;
    cursor: pointer;
    display: block;
    width: 100%;
}

.video-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 10;
    opacity: 1;
    width: 64px;
    height: 64px;
    margin: 0;
}

.video-play-button:hover {
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(1.05);
}

.video-play-button:active {
    transform: translate(-50%, -50%) scale(0.98);
}

.video-play-button svg {
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
    width: 100%;
    height: 100%;
}

.video-wrapper:hover .video-play-button {
    opacity: 1;
}

.video-wrapper.playing .video-play-button {
    display: none !important;
}

.video-wrapper video {
    position: relative;
    display: block;
    width: 100%;
    height: auto;
}

.video-play-button {
    pointer-events: auto;
}

.video-wrapper.playing {
    cursor: pointer;
}

.features-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
    background: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.feature-cell {
    padding: 2.25rem;
    background: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 100%;
    position: relative;
}

.feature-cell:hover {
    background: var(--bg-panel);
}

.feature-cell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--accent-blue);
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-cell:hover::before {
    height: 100%;
}

.feature-cell.wide {
    grid-column: span 1;
}

.feature-cell.tall {
    grid-row: span 1;
}

.feature-icon {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(30, 64, 175, 0.06);
    border-radius: 10px;
}

.feature-icon svg {
    width: 22px;
    height: 22px;
}

.feature-cell h3 {
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    margin-bottom: 0.875rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.feature-cell p {
    font-size: 0.9375rem;
    line-height: 1.65;
}

.protocol-section {
    background: var(--bg-panel);
    color: var(--text-primary);
    padding: 5rem 0;
    position: relative;
}

.protocol-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(135deg, rgba(30, 64, 175, 0.02) 0%, transparent 50%),
        linear-gradient(225deg, rgba(30, 64, 175, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.protocol-section > .container {
    position: relative;
    z-index: 1;
}

.protocol-section h2 { color: var(--text-primary); }
.protocol-section p { color: var(--text-secondary); }
.protocol-section .label { color: var(--accent-blue); }

.terminal-window {
    background: #171717;
    border: 1px solid #333;
    padding: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.85rem, 2vw, 0.9rem);
    line-height: 1.8;
    overflow-x: auto;
}

.cmd-line {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.cmd-prompt { color: #525252; }
.cmd-success { color: var(--signal-green); }
.cmd-value { color: white; }

.cta-wrapper {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.15;
}

.cta-spots-info {
    margin-top: 2rem;
    font-size: clamp(0.8rem, 1.2vw, 0.85rem);
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-tertiary);
}

.section#early-access {
    background: white;
    position: relative;
}

.section#early-access::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.access-form-container {
    margin-top: 2rem;
}

.access-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-field-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-field {
    flex: 1;
    padding: 1rem 1.125rem;
    border: 1px solid var(--border-color);
    background: white;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    border-radius: 8px;
    min-height: var(--touch-target-min);
    width: 100%;
    color: var(--text-primary);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.input-field::placeholder {
    color: var(--text-tertiary);
    opacity: 1;
}

.input-field:hover {
    border-color: #CBD5E1;
}

.input-field:focus {
    outline: none;
    border-color: var(--accent-blue-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.input-field:invalid:not(:placeholder-shown) {
    border-color: var(--signal-red);
}

.input-field:invalid:not(:placeholder-shown):focus {
    border-color: var(--signal-red);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-field-error {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--signal-red);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: left;
}

.form-field-error::before {
    content: '!';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    min-width: 18px;
    background: var(--signal-red);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
    line-height: 1;
}

.error-text {
    flex: 1;
    line-height: 1.5;
}

.form-message {
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    font-size: 0.95rem;
    text-align: left;
    border: 1px solid;
}

.form-message-success {
    background: rgba(24, 128, 56, 0.1);
    color: var(--signal-green);
    border-color: var(--signal-green);
}

.form-message-error {
    background: rgba(217, 48, 37, 0.1);
    color: var(--signal-red);
    border-color: var(--signal-red);
}

.btn-large {
    padding: 1rem 2rem;
    background: var(--text-primary);
    color: white;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    min-height: var(--touch-target-min);
    font-size: 0.9375rem;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
    box-shadow: var(--shadow-sm);
    letter-spacing: 0.02em;
}

.btn-large:hover {
    background: #1E293B;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-large:focus {
    outline: 2px solid var(--accent-blue-light);
    outline-offset: 2px;
}

.btn-large:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.footer {
    padding: 5rem 0 4rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.footer-col h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    color: var(--text-tertiary);
    letter-spacing: 0.1em;
    font-weight: 600;
}

.footer-col a {
    display: block;
    margin-bottom: 0.625rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
}

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

.footer-col:first-child p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.blog-list-section {
    padding: calc(var(--header-height) + 2rem) 0 4rem;
    background: var(--bg-page);
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.blog-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    background: white;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--text-primary);
    box-shadow: 0 12px 24px rgba(0,0,0,0.05);
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border-color);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.blog-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.65rem, 1.2vw, 0.7rem);
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    background: var(--bg-panel);
    color: var(--text-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 2px;
}

.blog-card-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 800;
}

.blog-card-excerpt {
    font-size: clamp(0.9rem, 1.2vw, 0.95rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.6;
}

.blog-card-meta {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.7rem, 1.2vw, 0.75rem);
    color: var(--text-tertiary);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.blog-post {
    padding: calc(var(--header-height) + 2rem) 0 4rem;
}

.blog-post-header {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-tertiary);
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.8rem, 1.2vw, 0.85rem);
    margin-bottom: 2rem;
    transition: color 0.2s;
    min-height: var(--touch-target-min);
    padding: 0.5rem;
}

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

.blog-back-link svg {
    width: 16px;
    height: 16px;
}

.blog-post-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.blog-post-meta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.8rem, 1.2vw, 0.85rem);
    color: var(--text-tertiary);
    flex-wrap: wrap;
}

.blog-post-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-post-meta-item svg {
    width: 14px;
    height: 14px;
}

.blog-post-image {
    max-width: 1000px;
    margin: 0 auto 3rem;
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    background: var(--bg-panel);
}

.blog-post-image img {
    width: 100%;
    display: block;
}

.blog-post-content {
    max-width: 750px;
    margin: 0 auto;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.8;
    color: var(--text-primary);
}

.blog-list-section-executive {
    padding: calc(var(--header-height) + 3rem) 0 4rem;
    background: white;
}

.blog-list-executive {
    max-width: 800px;
    margin: 0 auto;
}

.blog-article-executive {
    border-bottom: 1px solid #e5e7eb;
    padding: 2.5rem 0;
}

.blog-article-executive:last-child {
    border-bottom: none;
}

.blog-article-link-executive {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-article-meta-top {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    color: #6b7280;
    letter-spacing: 0.05em;
}

.blog-article-category {
    font-weight: 500;
}

.blog-article-date {
    font-weight: 400;
}

.blog-article-title-executive {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
    color: #111827;
    margin-bottom: 1rem;
    transition: color 0.2s;
}

.blog-article-link-executive:hover .blog-article-title-executive {
    color: #374151;
}

.blog-article-excerpt-executive {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #4b5563;
    margin: 0;
}

.blog-post-executive {
    padding: calc(var(--header-height) + 3rem) 0 4rem;
    background: white;
}

.blog-post-header-executive {
    max-width: 65ch;
    margin: 0 auto 3rem;
}

.blog-back-link-executive {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #6b7280;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    margin-bottom: 2rem;
    transition: color 0.2s;
    padding: 0.5rem;
}

.blog-back-link-executive:hover {
    color: #111827;
}

.blog-back-link-executive svg {
    width: 14px;
    height: 14px;
}

.blog-post-title-executive {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.1;
    color: #111827;
    margin-bottom: 1.5rem;
}

.blog-post-meta-executive {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-wrap: wrap;
}

.blog-post-author-executive {
    font-weight: 500;
}

.blog-post-separator {
    color: #d1d5db;
}

.blog-post-date-executive {
    font-weight: 400;
}

.blog-post-reading-time {
    font-weight: 400;
}

.blog-post-content-executive {
    max-width: 65ch;
    margin: 0 auto;
    background: white;
}

.blog-executive-summary {
    background: #f9fafb;
    padding: 1.5rem;
    border-radius: 2px;
    margin-bottom: 3rem;
}

.blog-executive-summary-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #111827;
    margin-bottom: 1rem;
}

.blog-executive-summary-text {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #374151;
    margin: 0;
}

.blog-post-content-executive h1,
.blog-post-content-executive h2,
.blog-post-content-executive h3,
.blog-post-content-executive h4 {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-weight: 700;
    color: #111827;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.blog-post-content-executive h1 {
    font-size: 2rem;
    margin-top: 3rem;
}

.blog-post-content-executive h2 {
    font-size: 1.75rem;
    margin-top: 2.5rem;
}

.blog-post-content-executive h3 {
    font-size: 1.5rem;
    margin-top: 2rem;
}

.blog-post-content-executive h4 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
}

.blog-post-content-executive p {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #374151;
    margin-bottom: 1.5rem;
}

.blog-post-content-executive ul,
.blog-post-content-executive ol {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #374151;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.blog-post-content-executive li {
    margin-bottom: 0.5rem;
}

.blog-post-content-executive a {
    color: #111827;
    text-decoration: underline;
    text-decoration-color: #d1d5db;
    transition: text-decoration-color 0.2s;
}

.blog-post-content-executive a:hover {
    text-decoration-color: #111827;
}

.blog-terminal-insert {
    margin: 3rem 0;
}

.blog-post-content p {
    margin-bottom: 2rem;
    max-width: 100%;
}

.blog-post-content h1,
.blog-post-content h2,
.blog-post-content h3,
.blog-post-content h4 {
    margin: 3rem 0 1.5rem;
}

.blog-post-content h2 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
}
.blog-post-content h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: 2rem;
    padding-left: 1.5rem;
}

.blog-post-content li {
    margin-bottom: 0.75rem;
}

@media (min-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    .section {
        padding: 4rem 0;
    }

    .hero {
        padding-top: calc(var(--header-height) + 4rem);
        padding-bottom: 4rem;
    }

    .hero-sub {
        margin-bottom: 3rem;
    }

    .hero-media {
        margin-top: 3rem;
        padding: 1rem;
    }

    .access-form {
        gap: 0.5rem;
    }
}

@media (min-width: 768px) {
    :root {
        --header-height: 80px;
    }

    .container {
        padding: 0 1.5rem;
    }

    .section {
        padding: 5rem 0;
    }

    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-cell.wide {
        grid-column: span 2;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3.5rem;
    }

    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }

    .hero {
        padding-top: calc(var(--header-height) + 5rem);
        padding-bottom: 5rem;
    }

    .hero-media {
        margin-top: 4rem;
    }

    .protocol-section {
        padding: 6rem 0;
    }

    .terminal-window {
        padding: 2rem;
    }

    .footer {
        padding: 5rem 0;
    }

    .blog-list-section {
        padding: calc(var(--header-height) + 3rem) 0 5rem;
    }

    .blog-post {
        padding: calc(var(--header-height) + 3rem) 0 6rem;
    }

    .blog-post-header {
        margin-bottom: 4rem;
    }

    .blog-post-meta {
        gap: 2rem;
    }

    .blog-post-image {
        margin-bottom: 4rem;
        padding: 1rem;
    }

    .blog-post-content h1,
    .blog-post-content h2,
    .blog-post-content h3,
    .blog-post-content h4 {
        margin: 4rem 0 1.5rem;
    }

    .access-form {
        flex-direction: row;
        margin-top: 3rem;
        align-items: flex-start;
    }

    .form-field-wrapper {
        flex: 1;
    }

    .btn-large {
        width: auto;
        flex-shrink: 0;
    }

    .mobile-menu-toggle {
        display: none;
    }

    .header-actions-desktop {
        display: flex;
    }

    .nav-mobile {
        display: none !important;
    }

    .mobile-menu-backdrop {
        display: none !important;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }

    .section {
        padding: 6rem 0;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-cell {
        padding: 3rem;
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
        gap: 4rem;
    }

    .blog-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        gap: 3rem;
    }

    .blog-list-section {
        padding: calc(var(--header-height) + 4rem) 0 6rem;
    }

    .blog-card-content {
        padding: 2rem;
    }

    .hero {
        padding-top: calc(var(--header-height) + 6rem);
        padding-bottom: 6rem;
    }

    .hero-sub {
        margin-bottom: 3rem;
    }

    .hero-media {
        margin-top: 4rem;
    }

    .protocol-section {
        padding: 8rem 0;
    }

    .footer {
        padding: 6rem 0;
    }

    .blog-post {
        padding: calc(var(--header-height) + 4rem) 0 8rem;
    }

    .blog-post-header {
        margin-bottom: 4rem;
    }

    .blog-post-image {
        margin-bottom: 4rem;
    }
}

@media (min-width: 1200px) {
    .grid-2 {
        gap: 4rem;
    }

    .blog-grid {
        gap: 3rem;
    }
}

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

/* ========================================
   CAPABILITIES PAGE STYLES
   ======================================== */

.capabilities-page {
    background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-panel) 100%);
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 3rem);
    padding-bottom: 5rem;
}

.capabilities-page header {
    margin-bottom: 4rem;
    text-align: center;
}

.capabilities-page .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-tertiary);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    margin-bottom: 2rem;
    transition: color 0.2s ease;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.capabilities-page .back-link:hover {
    color: var(--text-primary);
}

.capabilities-page h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.capabilities-page .subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Capabilities Technical Grid */
.capabilities-technical-grid {
    display: grid;
    grid-template-columns: 1fr;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: white;
    border: 1px solid var(--border-color);
}

.capability-tile {
    background: white;
    padding: 2.5rem;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid var(--border-color);
}

.capability-tile:last-child {
    border-bottom: none;
}

.capability-tile:hover {
    background: var(--bg-panel);
}

.capability-tile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--accent-blue);
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.capability-tile:hover::before {
    height: 100%;
}

.capability-tile .number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.capability-tile h3 {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.capability-tile p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9375rem;
}

@media (min-width: 768px) {
    .capabilities-technical-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .capability-tile {
        border-right: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
    }

    .capability-tile:nth-child(2n) {
        border-right: none;
    }

    .capability-tile:nth-child(n+3) {
        border-bottom: none;
    }
}

/* ========================================
   SECURITY PAGE STYLES
   ======================================== */

.security-page {
    background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-panel) 100%);
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 3rem);
    padding-bottom: 5rem;
}

.security-page header {
    margin-bottom: 4rem;
    text-align: center;
}

.security-page .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-tertiary);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    margin-bottom: 2rem;
    transition: color 0.2s ease;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.security-page .back-link:hover {
    color: var(--text-primary);
}

.security-page h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.security-page .subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Security Grid */
.security-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.security-section {
    background: white;
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.security-section:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.security-section .section-header {
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.security-section .section-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 64, 175, 0.06);
    border-radius: 14px;
    margin-bottom: 1.5rem;
}

.security-section .section-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent-blue);
}

.security-section h2 {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.01em;
    margin: 0;
}

/* Security Blocks */
.security-blocks {
    display: grid;
    gap: 1.25rem;
}

.security-block {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    padding: 1.75rem;
    border-radius: 10px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.security-block:hover {
    border-color: var(--accent-blue);
    background: white;
    box-shadow: var(--shadow-sm);
}

.security-block h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    letter-spacing: 0.01em;
}

.security-block p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.65;
    margin: 0;
}

/* Security Footer */
.security-footer {
    text-align: center;
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 3rem;
}

.security-footer h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.security-footer a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.security-footer .disclosure {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-family: 'JetBrains Mono', monospace;
    margin-top: 1rem;
}

@media (min-width: 768px) {
    .security-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .security-section {
        padding: 2rem;
    }
}

@media (min-width: 1024px) {
    .security-section {
        padding: 2.5rem;
    }
}