:root {
    --bg: #0b0c0e;
    --bg-alt: #101215;
    --surface: #16181c;
    --surface-2: #1c1f24;
    --line: rgba(255, 255, 255, 0.09);
    --line-strong: rgba(255, 255, 255, 0.17);
    --fg: #f3f5f7;
    --fg-muted: #a2a9b2;
    --fg-dim: #848c96;
    --accent: #ff9a11;
    --accent-deep: #ff8201;
    --accent-light: #ffb522;
    --accent-grad: linear-gradient(135deg, var(--accent-light), var(--accent-deep));
    --accent-soft: rgba(255, 154, 17, 0.09);
    --on-accent: #17140c;
    --nav-bg: rgba(11, 12, 14, 0.86);
    --nav-bg-solid: rgba(11, 12, 14, 0.97);
    --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --fs-h1: clamp(2.35rem, 1.5rem + 2.6vw, 3.4rem);
    --fs-h2: clamp(1.9rem, 1.45rem + 1.4vw, 2.5rem);
    --fs-h3: 1.05rem;
    --fs-text: 0.93rem;
    --fs-eyebrow: 0.8125rem;
    --fs-label: 0.75rem;
    --ls-label: 0.16em;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --card-pad: var(--space-xl) var(--space-lg);
    --icon: 28px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --container: 1200px;
    --gutter: 20px;
    --section-y: 76px;
    --nav-h: 66px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-h) + 16px);
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img,
svg {
    max-width: 100%;
}

a {
    color: inherit;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0;
}

p {
    margin: 0;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: 0;
    cursor: pointer;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 0;
}

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.section {
    padding: var(--section-y) 0;
    position: relative;
}

.section--alt {
    background: var(--bg-alt);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.section-head {
    max-width: 760px;
    margin-bottom: var(--space-2xl);
}

.section-head--center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.section-title {
    font-size: var(--fs-h2);
    margin-bottom: var(--space-md);
}

.section-intro {
    color: var(--fg-muted);
    font-size: 1.02rem;
}

.eyebrow,
.legal__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--fs-eyebrow);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 14px;
}

.eyebrow::before,
.legal__eyebrow::before,
.section-head--center .eyebrow::after {
    content: '';
    width: 28px;
    height: 1px;
    background: var(--accent);
}

.tag,
.spec__label,
.hardware__title,
.killchain__extra b,
.stack__caption,
.stack__state,
.claim__source,
.contact-channel__label {
    font-family: var(--font-display);
    font-size: var(--fs-label);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--ls-label);
}

.grad {
    color: var(--accent);
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 200;
    background: var(--accent);
    color: var(--on-accent);
    padding: 10px 18px;
    font-weight: 600;
    text-decoration: none;
}

.skip-link:focus {
    left: 12px;
    top: 12px;
}

.progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0;
    background: var(--accent);
    z-index: 120;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.92rem;
    letter-spacing: 0.01em;
    text-decoration: none;
    padding: 13px 26px;
    white-space: nowrap;
    border: 1px solid transparent;
    border-radius: 0;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.btn--primary {
    background: var(--accent-grad);
    color: var(--on-accent);
}

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

.btn--ghost {
    border-color: var(--line-strong);
    color: var(--fg);
}

.btn--ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn--sm {
    padding: 9px 18px;
    font-size: 0.82rem;
}

.btn--lg {
    padding: 15px 32px;
    font-size: 0.98rem;
}

.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 110;
    background: var(--nav-bg);
    border-bottom: 1px solid transparent;
    transition: background 0.25s ease, border-color 0.25s ease;
}

.site-nav.is-scrolled {
    background: var(--nav-bg-solid);
    border-bottom-color: var(--line);
}

.site-nav__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.brand img {
    display: block;
    height: 34px;
    width: auto;
}

.nav-links {
    display: none;
    gap: 24px;
}

.nav-links a {
    font-size: 0.88rem;
    color: var(--fg-muted);
    text-decoration: none;
    white-space: nowrap;
    padding: 4px 0;
    border-bottom: 1px solid transparent;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.is-active {
    color: var(--fg);
    border-bottom-color: var(--accent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.lang {
    display: flex;
    gap: 2px;
    font-size: 0.78rem;
    font-weight: 500;
}

.lang a {
    color: var(--fg-dim);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 10px;
    transition: color 0.2s ease, background 0.2s ease;
}

.lang a:hover {
    color: var(--fg);
}

.lang a.is-active {
    color: var(--accent);
    background: var(--accent-soft);
}

.nav-cta {
    display: none;
}

.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
}

.hamburger span {
    display: block;
    height: 2px;
    width: 22px;
    background: var(--fg);
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.hamburger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.is-open span:nth-child(2) {
    opacity: 0;
}

.hamburger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: var(--bg);
    padding: 28px var(--gutter) 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.3s ease, visibility 0s linear 0.3s;
    overflow-y: auto;
}

.site-nav.is-menu-open .nav-right .lang {
    visibility: hidden;
}

.mobile-menu.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.3s ease, visibility 0s linear 0s;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu li a {
    display: block;
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 500;
    text-decoration: none;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
}

.mobile-menu__foot {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding-top: 28px;
}

.mobile-menu__foot .btn {
    width: 100%;
    min-height: 44px;
}

.hero {
    position: relative;
    padding-top: calc(var(--nav-h) + 56px);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 70%);
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 70%);
    pointer-events: none;
}

.hero__grid {
    position: relative;
    display: grid;
    gap: 44px;
    align-items: center;
}

.hero__title {
    font-size: var(--fs-h1);
    margin-bottom: 20px;
}

.hero__desc {
    color: var(--fg-muted);
    font-size: 1.05rem;
    max-width: 560px;
    margin-bottom: 30px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 30px;
}

.hero__actions .btn {
    flex: 1 1 100%;
}

.hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--fg-muted);
    border: 1px solid var(--line);
    padding: 5px 11px;
}

.hero__visual {
    justify-self: center;
    width: 100%;
    max-width: 560px;
    overflow: hidden;
}

.hero__visual .device {
    width: 170%;
    max-width: none;
    margin-left: -35%;
}

.device__callout {
    display: none;
}

.device {
    display: block;
    width: 100%;
    height: auto;
}

.device__body {
    fill: var(--surface);
    stroke: var(--line-strong);
    stroke-width: 2;
}

.device__screen {
    fill: var(--bg);
    stroke: var(--line);
    stroke-width: 1;
}

.device__edge {
    stroke: var(--accent);
    stroke-width: 3;
    stroke-linecap: square;
}

.device__mark {
    color: var(--accent);
    fill: currentColor;
    transform-box: fill-box;
    transform-origin: center;
}

.device__shackle {
    fill: none;
    stroke: currentColor;
    stroke-width: 3;
}

.device__screen-label {
    fill: var(--fg);
    font-family: var(--font-display);
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 0.14em;
}

.device__screen-sub {
    fill: var(--fg-dim);
    font-family: var(--font-body);
    font-size: 14px;
    letter-spacing: 0.22em;
}

.device__chip {
    fill: none;
    stroke: var(--line-strong);
    stroke-width: 1;
}

.device__chip-label {
    fill: var(--fg-muted);
    font-family: var(--font-body);
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.device__chip-label,
.device__strike {
    transform: translateX(-26px);
}

.device__icon {
    display: none;
    fill: none;
    stroke: var(--fg-dim);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.device__conn {
    stroke: var(--line);
    stroke-width: 1.5;
}

.device__node {
    fill: var(--fg-dim);
}

.device__pulse {
    stroke: var(--accent);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-dasharray: 9 60;
    opacity: 0;
}

.device__strike {
    stroke: var(--accent);
    stroke-width: 1.6;
    stroke-linecap: square;
}

.device.is-armed .device__chip-label {
    fill: var(--fg);
}

.device.is-armed .device__strike {
    stroke-dashoffset: var(--slen, 120);
}

.device.is-armed .device__icon {
    stroke: var(--accent);
}

.device.is-armed .device__node {
    fill: var(--accent);
}

.device.is-armed .device__conn {
    stroke: var(--line-strong);
}

.device.is-armed.is-live .device__callout {
    animation: mod-dim 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__pulse {
    animation: mod-pulse 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__strike {
    animation: mod-strike 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__chip-label {
    animation: mod-label 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__icon {
    animation: mod-icon 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__node {
    animation: mod-node 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-armed.is-live .device__conn {
    animation: mod-conn 8s ease infinite;
    animation-delay: var(--delay);
}

.device.is-paused .device__callout,
.device.is-paused .device__pulse,
.device.is-paused .device__strike,
.device.is-paused .device__chip-label,
.device.is-paused .device__icon,
.device.is-paused .device__node,
.device.is-paused .device__conn,
.device.is-paused .device__mark {
    animation-play-state: paused;
}

.device.is-armed.is-live .device__mark {
    animation: lock-confirm 8s ease infinite;
}

@keyframes lock-confirm {
    0%, 44% { transform: scale(1); color: var(--accent); }
    48% { transform: scale(1.1); color: var(--accent-light); }
    58%, 100% { transform: scale(1); color: var(--accent); }
}

@keyframes mod-pulse {
    0% { stroke-dashoffset: 9; opacity: 1; }
    7% { stroke-dashoffset: -36; opacity: 1; }
    8%, 100% { opacity: 0; }
}

@keyframes mod-strike {
    0%, 9% { stroke-dashoffset: var(--slen, 120); }
    16%, 86% { stroke-dashoffset: 0; }
    93%, 100% { stroke-dashoffset: var(--slen, 120); }
}

@keyframes mod-dim {
    0%, 16% { opacity: 1; }
    22%, 86% { opacity: 0.82; }
    93%, 100% { opacity: 1; }
}

@keyframes mod-label {
    0%, 16% { fill: var(--fg); }
    22%, 86% { fill: var(--fg-muted); }
    93%, 100% { fill: var(--fg); }
}

@keyframes mod-icon {
    0%, 16% { stroke: var(--accent); }
    22%, 86% { stroke: var(--fg-dim); }
    93%, 100% { stroke: var(--accent); }
}

@keyframes mod-node {
    0%, 16% { fill: var(--accent); }
    22%, 86% { fill: var(--fg-dim); }
    93%, 100% { fill: var(--accent); }
}

@keyframes mod-conn {
    0%, 16% { stroke: var(--line-strong); }
    22%, 86% { stroke: var(--line); }
    93%, 100% { stroke: var(--line-strong); }
}

.device__lead {
    stroke: var(--line);
    stroke-width: 1;
    stroke-dasharray: 3 4;
}

.spec-strip {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--bg-alt);
    margin-top: 56px;
}

.spec-strip__inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--line);
}

.spec {
    background: var(--bg-alt);
    padding: 26px 18px;
    text-align: center;
}

.spec__num {
    font-family: var(--font-display);
    font-size: 1.9rem;
    font-weight: 600;
    color: var(--accent);
    line-height: 1.1;
}

.spec__label {
    color: var(--fg-dim);
    margin-top: 8px;
}

.threat {
    display: grid;
    gap: var(--space-lg);
}

.threat__claim {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.threat__word,
.threat__real {
    display: block;
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--fg);
}

.threat__against {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.threat__ne {
    display: block;
    width: 22px;
    height: 22px;
}

.threat__ne svg {
    width: 100%;
    height: 100%;
    display: block;
}

.threat__eq {
    stroke: var(--fg-dim);
}

.threat__slash {
    stroke: var(--accent);
    stroke-dasharray: 20;
}

.threat.is-armed .threat__slash {
    stroke-dashoffset: 20;
}

.threat.is-armed.is-visible .threat__slash {
    animation: slash-draw 0.5s ease forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes slash-draw {
    to { stroke-dashoffset: 0; }
}

.threat__desc {
    color: var(--fg-muted);
    font-size: 0.93rem;
}

.threat-note {
    margin-top: var(--space-2xl);
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--fg);
    max-width: 720px;
}

.threat-note span {
    display: block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--fg-muted);
    margin-top: 8px;
}

.pillars,
.features {
    display: grid;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.pillar,
.feature {
    background: var(--bg);
    padding: var(--card-pad);
    transition: background 0.25s ease;
}

.section--alt .pillar,
.section--alt .feature {
    background: var(--bg-alt);
}

.pillar:hover,
.feature:hover {
    background: var(--surface);
}

.pillar__icon,
.feature__icon,
.infra__icon {
    width: var(--icon);
    height: var(--icon);
    flex-shrink: 0;
    color: var(--accent);
}

.pillar__icon,
.infra__icon {
    margin-bottom: var(--space-md);
}

.pillar__icon svg,
.feature__icon svg,
.infra__icon svg {
    width: 100%;
    height: 100%;
}

.pillar h3,
.feature h3,
.point h3,
.infra__item h3 {
    font-size: var(--fs-h3);
    margin-bottom: var(--space-sm);
}

.pillar p,
.feature p,
.point p,
.infra__item p {
    color: var(--fg-muted);
    font-size: var(--fs-text);
}

.hardware {
    margin-top: var(--space-2xl);
    border-top: 1px solid var(--line-strong);
    padding-top: var(--space-xl);
}

.hardware__lead {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.hardware__note {
    color: var(--fg-muted);
    font-size: 0.95rem;
    margin-bottom: 28px;
}

.hardware__cols {
    display: grid;
    gap: 28px;
}

.hardware__title {
    color: var(--accent);
    margin-bottom: 14px;
}

.hardware__list li {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--line);
    color: var(--fg-muted);
    font-size: 0.93rem;
}

.hardware__list li::before {
    content: '\00d7';
    color: var(--accent);
    font-size: 1rem;
    line-height: 1;
    flex-shrink: 0;
}

.feature {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.feature__icon {
    margin-top: 1px;
}

.killchain {
    display: grid;
    gap: 44px;
    align-items: center;
}

.killchain__lead {
    color: var(--fg-muted);
    margin-bottom: 26px;
}

.killchain__extra li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-top: 1px solid var(--line);
    font-size: 0.95rem;
}

.killchain__extra li:last-child {
    border-bottom: 1px solid var(--line);
}

.killchain__extra li span:first-child {
    color: var(--fg-muted);
}

.killchain__extra b {
    color: var(--fg-muted);
    margin-left: auto;
}

.stack__caption {
    color: var(--fg-dim);
    margin-bottom: 20px;
}

.stack__layer {
    border: 1px solid var(--line-strong);
    background: var(--surface);
    padding: 16px 18px;
}

.stack__name {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    display: block;
}

.stack__state {
    display: block;
    color: var(--fg-dim);
    margin-top: 5px;
}

.stack__link {
    height: 26px;
    width: 1px;
    background: var(--line-strong);
    margin: 0 auto;
    position: relative;
}

.stack__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 7px;
    height: 7px;
    border-right: 1px solid var(--line-strong);
    border-bottom: 1px solid var(--line-strong);
    transform: translateX(-50%) rotate(45deg);
}

.stack__layer--dead {
    border-style: dashed;
    background: transparent;
}

.stack__layer--dead .stack__name {
    color: var(--fg-dim);
}

.stack__layer--dead .stack__state {
    color: var(--accent);
}

.claim {
    border-left: 2px solid var(--accent);
    background: var(--bg-alt);
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.claim__quote {
    font-family: var(--font-display);
    font-size: 1.3rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
    margin-bottom: 14px;
}

.claim__quote b {
    color: var(--accent);
    font-weight: 600;
}

.claim__source {
    color: var(--fg-dim);
}

.points {
    display: grid;
    gap: var(--space-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.point__num {
    display: block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    font-variant-numeric: tabular-nums;
    color: var(--fg-muted);
    margin-bottom: var(--space-sm);
}

.point__num::before {
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background: var(--accent);
    margin-bottom: var(--space-md);
}

.infra {
    display: grid;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.flow {
    margin-top: var(--space-sm);
}

.flow__row {
    display: grid;
    gap: 14px;
    align-items: stretch;
}

.flow__node {
    border: 1px solid var(--line-strong);
    background: var(--surface);
    padding: 16px 16px;
    text-align: center;
}

.flow__node--brand {
    border-color: var(--accent);
}

.flow__node-title {
    font-family: var(--font-display);
    font-size: 0.92rem;
    font-weight: 600;
}

.flow__node-sub {
    font-size: 0.78rem;
    color: var(--fg-dim);
    margin-top: 5px;
}

.flow__arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fg-dim);
}

.flow__arrow svg {
    width: 20px;
    height: 20px;
    transform: rotate(90deg);
}

.faq {
    max-width: 860px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
}

.faq__item {
    border-bottom: 1px solid var(--line);
}

.faq__head {
    display: flex;
    align-items: center;
    gap: 18px;
    width: 100%;
    text-align: left;
    padding: 20px 0;
}

.faq__q {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    flex: 1;
}

.faq__toggle {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent);
    transition: transform 0.25s ease;
}

.faq__toggle svg {
    width: 100%;
    height: 100%;
    stroke-width: 1.6;
}

.faq__item.is-expanded .faq__toggle {
    transform: rotate(180deg);
}

.faq__body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s ease;
}

.faq__item.is-expanded .faq__body {
    grid-template-rows: 1fr;
}

.faq__body-inner {
    overflow: hidden;
}

.faq__body p {
    color: var(--fg-muted);
    font-size: 0.95rem;
    padding-bottom: 22px;
    max-width: 72ch;
}

.contact-section {
    --ct-accent: var(--accent);
    --ct-dot: #22c55e;
    background: var(--bg-alt);
    border-top: 1px solid var(--line);
    padding: var(--section-y) 0;
}

.contact-section__availability {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--fg-muted);
    margin-bottom: 44px;
}

.contact-section__availability-dot {
    width: 9px;
    height: 9px;
    background: var(--ct-dot);
    flex-shrink: 0;
    animation: availability-pulse 2s ease-in-out infinite;
}

@keyframes availability-pulse {
    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
    }
    50% {
        opacity: 0.55;
        box-shadow: 0 0 0 7px rgba(34, 197, 94, 0);
    }
}

.contact-section__availability.is-closed .contact-section__availability-dot {
    background: var(--fg-dim);
    animation: none;
    box-shadow: none;
}

.contact-section__channels {
    display: grid;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-channel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 28px 18px;
    background: var(--bg-alt);
    text-decoration: none;
    text-align: center;
    transition: background 0.25s ease;
}

.contact-channel:hover,
.contact-channel:focus-visible {
    background: var(--surface-2);
}

.contact-channel__icon {
    width: var(--icon);
    height: var(--icon);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ct-accent);
}

.contact-channel__icon svg {
    width: 100%;
    height: 100%;
    stroke-width: 1.6;
}

.contact-channel__icon svg[fill="currentColor"] {
    width: 80%;
    height: 80%;
}

.contact-channel__label {
    color: var(--fg-dim);
}

.contact-channel__value {
    font-weight: 600;
    word-break: break-word;
}

.contact-channel__hint {
    font-size: 0.8rem;
    color: var(--fg-dim);
    line-height: 1.4;
}

.cta-row {
    text-align: center;
    margin-top: 40px;
}

.footer {
    background: var(--bg);
    border-top: 1px solid var(--line);
    padding: 48px 0 40px;
    text-align: center;
}

.footer__mark {
    margin-bottom: 26px;
}

.footer__mark img {
    height: 40px;
    width: auto;
}

.footer-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--fg-dim);
    margin-bottom: 10px;
}

.footer-line a {
    color: var(--fg-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
}

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

.footer-line .separator {
    display: none;
    color: var(--line-strong);
}

.footer-line-3 {
    margin-top: 16px;
    font-size: 0.76rem;
}

.legal {
    max-width: 860px;
    margin: 0 auto;
    padding: calc(var(--nav-h) + 56px) var(--gutter) var(--section-y);
}

.legal__title {
    font-size: 2.1rem;
    margin-bottom: 10px;
}

.legal__updated {
    color: var(--fg-dim);
    font-size: 0.88rem;
    margin-bottom: 36px;
}

.legal h2 {
    font-size: 1.2rem;
    margin: 44px 0 14px;
}

.legal p {
    color: var(--fg-muted);
    margin-bottom: 16px;
}

.legal ul {
    margin: 0 0 16px;
}

.legal li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    color: var(--fg-muted);
}

.legal li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 7px;
    height: 1px;
    background: var(--accent);
}

.legal strong {
    color: var(--fg);
    font-weight: 600;
}

.legal a:not(.btn) {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.legal a:not(.btn):hover {
    text-decoration-thickness: 2px;
}

.notfound__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.legal__box {
    border: 1px solid var(--line);
    background: var(--bg-alt);
    padding: 24px;
    margin-bottom: 32px;
}

.legal__box p:last-child {
    margin-bottom: 0;
}

[data-animate] {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-animate].is-visible {
    opacity: 1;
    transform: none;
}

.pillar[data-animate],
.feature[data-animate] {
    opacity: 1;
    transform: none;
    transition: background 0.25s ease;
}

.pillar[data-animate] > *,
.feature[data-animate] > * {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.pillar[data-animate].is-visible > *,
.feature[data-animate].is-visible > * {
    opacity: 1;
    transform: none;
}

@media (min-width: 360px) {
    .hero__visual {
        overflow: visible;
    }

    .hero__visual .device {
        width: 100%;
        margin-left: 0;
    }

    .device__callout {
        display: inline;
    }
}

@media (min-width: 600px) {
    :root {
        --gutter: 28px;
        --section-y: 90px;
    }

    .hero__actions .btn {
        flex: 0 0 auto;
    }

    .threat {
        gap: 1px;
        background: var(--line);
        border: 1px solid var(--line);
    }

    .threat__item {
        background: var(--bg);
        padding: var(--card-pad);
    }

    .threat__claim {
        display: block;
        margin-bottom: var(--space-md);
    }

    .threat__against {
        display: block;
    }

    .threat__ne {
        margin: 7px 0;
    }

    .footer-line .separator {
        display: inline;
    }

    .device__screen-label {
        font-size: 15px;
    }

    .device__screen-sub {
        font-size: 10px;
    }

    .device__chip-label {
        font-size: 15px;
    }

    .device__chip-label,
    .device__strike {
        transform: none;
    }

    .device__icon {
        display: inline;
    }

    .spec-strip__inner {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

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

    .hardware__cols {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

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

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

    .claim {
        padding: var(--space-2xl) 40px;
    }

    .claim__quote {
        font-size: 1.55rem;
    }
}

@media (min-width: 900px) {
    :root {
        --section-y: 110px;
    }

    .hero {
        padding-top: calc(var(--nav-h) + 70px);
    }

    .hero__grid {
        grid-template-columns: 1.08fr 0.92fr;
        gap: 48px;
    }

    .threat {
        grid-template-columns: repeat(5, 1fr);
    }

    .threat__item {
        padding: var(--space-xl) 20px;
    }

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

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

    .killchain {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }

    .flow__row {
        grid-template-columns: 1fr auto 1fr auto 1fr;
    }

    .flow__arrow svg {
        transform: none;
    }

    .contact-section__channels {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .features {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1150px) {
    .hero__grid {
        grid-template-columns: 1fr 1fr;
    }

    .nav-links {
        display: flex;
    }

    .nav-cta {
        display: inline-flex;
    }

    .hamburger,
    .mobile-menu {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-animate],
    .pillar[data-animate] > *,
    .feature[data-animate] > * {
        opacity: 1;
        transform: none;
    }
}