@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 400;
    src: url("../fonts/inter-latin-ext-400-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 400;
    src: url("../fonts/inter-latin-400-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("../fonts/inter-latin-ext-600-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("../fonts/inter-latin-600-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("../fonts/inter-latin-ext-700-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("../fonts/inter-latin-700-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --navy-950: #071828;
    --navy-900: #0b1f33;
    --navy-800: #12304b;
    --blue-700: #0d4f7a;
    --blue-600: #14608f;
    --gold-500: #d6a438;
    --gold-400: #e6b746;
    --gold-100: #fff4d8;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f2f4f7;
    --gray-200: #e4e9ef;
    --gray-300: #cfd7e1;
    --gray-500: #697789;
    --gray-700: #354356;
    --text: #182536;
    --success: #176b46;
    --success-bg: #eaf8f1;
    --error: #a63333;
    --error-bg: #fff0f0;
    --shadow-sm: 0 8px 24px rgba(7, 24, 40, 0.08);
    --shadow-md: 0 18px 50px rgba(7, 24, 40, 0.14);
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --container: 1180px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 96px;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--white);
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

body.menu-open {
    overflow: hidden;
}

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

button,
input,
textarea {
    font: inherit;
}

a {
    color: var(--blue-700);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--navy-900);
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    color: var(--navy-900);
    line-height: 1.15;
}

h1 {
    font-size: clamp(2.55rem, 5vw, 4.6rem);
    letter-spacing: -0.055em;
}

h2 {
    font-size: clamp(2rem, 3.4vw, 3.25rem);
    letter-spacing: -0.04em;
}

h3 {
    font-size: 1.16rem;
    letter-spacing: -0.02em;
}

.container {
    width: min(calc(100% - 40px), var(--container));
    margin-inline: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: fixed;
    z-index: 2000;
    top: 12px;
    left: 12px;
    padding: 10px 16px;
    color: var(--white);
    background: var(--navy-900);
    border-radius: 8px;
    transform: translateY(-150%);
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid var(--gold-400);
    outline-offset: 3px;
}

.site-header {
    position: fixed;
    z-index: 1000;
    inset: 0 0 auto;
    min-height: 76px;
    color: var(--white);
    background: rgba(11, 31, 51, 0.94);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    backdrop-filter: blur(14px);
    transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
    background: rgba(7, 24, 40, 0.98);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.16);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    text-decoration: none;
    flex: 0 0 auto;
}

.brand:hover {
    color: var(--white);
}

.brand img {
    width: 48px;
    height: 48px;
    border-radius: 11px;
}

.brand-copy {
    display: grid;
    line-height: 1;
}

.brand-overline {
    margin-bottom: 3px;
    font-size: 0.63rem;
    font-weight: 600;
    letter-spacing: 0.3em;
}

.brand-name {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

.main-nav > a:not(.button) {
    position: relative;
    color: rgba(255, 255, 255, 0.84);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.main-nav > a:not(.button)::after {
    position: absolute;
    right: 0;
    bottom: -8px;
    left: 0;
    height: 2px;
    background: var(--gold-400);
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.main-nav > a:not(.button):hover,
.main-nav > a:not(.button):focus-visible {
    color: var(--white);
}

.main-nav > a:not(.button):hover::after,
.main-nav > a:not(.button):focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

.menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    padding: 10px;
    color: var(--white);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 10px;
    cursor: pointer;
}

.menu-toggle span:not(.sr-only) {
    display: block;
    width: 100%;
    height: 2px;
    margin: 5px 0;
    background: currentColor;
    border-radius: 2px;
    transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(2) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(3) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(4) {
    transform: translateY(-7px) rotate(-45deg);
}

.button {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 13px 22px;
    border: 2px solid transparent;
    border-radius: 10px;
    font-size: 0.96rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

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

.button-small {
    min-height: 42px;
    padding: 10px 16px;
    font-size: 0.86rem;
}

.button-gold {
    color: var(--navy-950);
    background: var(--gold-500);
    border-color: var(--gold-500);
    box-shadow: 0 8px 24px rgba(214, 164, 56, 0.18);
}

.button-gold:hover {
    color: var(--navy-950);
    background: var(--gold-400);
    border-color: var(--gold-400);
    box-shadow: 0 12px 28px rgba(214, 164, 56, 0.28);
}

.button-outline-light {
    color: var(--white);
    background: transparent;
    border-color: rgba(255, 255, 255, 0.45);
}

.button-outline-light:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.09);
    border-color: var(--white);
}

.button-navy {
    color: var(--white);
    background: var(--navy-900);
    border-color: var(--navy-900);
}

.button-navy:hover {
    color: var(--white);
    background: var(--blue-700);
    border-color: var(--blue-700);
}

.button-full {
    width: 100%;
}

.hero {
    position: relative;
    min-height: 760px;
    padding: 160px 0 96px;
    overflow: hidden;
    color: var(--white);
    background:
        radial-gradient(circle at 78% 25%, rgba(20, 96, 143, 0.36), transparent 32%),
        linear-gradient(125deg, var(--navy-950), var(--navy-900) 58%, #0c3553);
}

.hero::before {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 44px 44px;
    content: "";
    mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.hero-shape {
    position: absolute;
    background: var(--gold-500);
    opacity: 0.92;
    transform: rotate(45deg);
}

.hero-shape-one {
    top: 80px;
    right: -92px;
    width: 185px;
    height: 185px;
}

.hero-shape-two {
    bottom: -76px;
    left: 44%;
    width: 115px;
    height: 115px;
    opacity: 0.12;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.02fr 0.98fr;
    align-items: center;
    gap: 72px;
}

.hero-content {
    max-width: 640px;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    color: var(--gold-400);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.eyebrow::before {
    width: 34px;
    height: 2px;
    background: currentColor;
    content: "";
}

.eyebrow-dark {
    color: var(--blue-700);
}

.hero h1 {
    max-width: 760px;
    margin-bottom: 24px;
    color: var(--white);
}

.hero-lead {
    max-width: 610px;
    margin-bottom: 32px;
    color: rgba(255, 255, 255, 0.78);
    font-size: clamp(1.06rem, 1.7vw, 1.23rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 28px;
}

.hero-note {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: rgba(255, 255, 255, 0.64);
    font-size: 0.88rem;
}

.hero-note svg {
    flex: 0 0 auto;
    fill: none;
    stroke: var(--gold-400);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.product-preview {
    position: relative;
    min-width: 0;
    overflow: hidden;
    margin: 0;
    background: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 16px;
    box-shadow: 0 34px 90px rgba(0, 0, 0, 0.32);
    transform: perspective(1200px) rotateY(-3deg) rotateX(1deg);
}

.product-preview::after {
    position: absolute;
    z-index: -1;
    inset: 12% -20% -28% 25%;
    background: rgba(214, 164, 56, 0.24);
    border-radius: 50%;
    filter: blur(55px);
    content: "";
}

.browser-bar {
    display: flex;
    height: 42px;
    align-items: center;
    gap: 6px;
    padding: 0 14px;
    background: #e8edf2;
}

.browser-bar > span {
    width: 9px;
    height: 9px;
    background: #b7c2ce;
    border-radius: 50%;
}

.browser-bar > span:first-child {
    background: #d77b6c;
}

.browser-bar > span:nth-child(2) {
    background: #d6a438;
}

.browser-bar > span:nth-child(3) {
    background: #6fa980;
}

.browser-address {
    max-width: 280px;
    margin-left: 12px;
    padding: 5px 14px;
    overflow: hidden;
    color: #687789;
    background: var(--white);
    border-radius: 6px;
    font-size: 0.61rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-screen {
    overflow: hidden;
    background: var(--gray-100);
}

.product-screen img {
    width: 100%;
    height: auto;
}

.trust-strip {
    position: relative;
    z-index: 2;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

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

.trust-grid > div {
    display: flex;
    min-height: 95px;
    align-items: center;
    gap: 12px;
    padding: 22px 20px;
    color: var(--navy-800);
    border-right: 1px solid var(--gray-200);
    font-size: 0.85rem;
    font-weight: 600;
}

.trust-grid > div:last-child {
    border-right: 0;
}

.trust-grid svg {
    width: 25px;
    min-width: 25px;
    fill: none;
    stroke: var(--gold-500);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.section {
    padding: 112px 0;
}

.section-soft {
    background: var(--gray-100);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 56px;
}

.section-heading-centered {
    margin-inline: auto;
    text-align: center;
}

.section-heading-centered .eyebrow {
    justify-content: center;
}

.section-heading h2 {
    margin-bottom: 20px;
}

.section-heading > p:last-child {
    color: var(--gray-700);
    font-size: 1.05rem;
}

.benefits-layout {
    display: grid;
    grid-template-columns: minmax(300px, 0.74fr) minmax(0, 1.26fr);
    align-items: start;
    gap: 30px;
}

.system-tour {
    position: relative;
    overflow: hidden;
    margin: 0;
    color: var(--text);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.system-tour-media {
    position: relative;
    aspect-ratio: 396 / 648;
    overflow: hidden;
    background: var(--gray-100);
}

.system-tour-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.system-tour-caption {
    display: flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    margin: 0;
    color: var(--gray-700);
    background: var(--white);
    font-size: 0.72rem;
    font-weight: 600;
    text-align: center;
}

.system-tour-caption span {
    width: 7px;
    height: 7px;
    background: var(--gold-500);
    border-radius: 50%;
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.benefit-grid .feature-card:last-child {
    grid-column: 1 / -1;
}

.feature-card {
    min-width: 0;
    padding: 28px 23px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.feature-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-sm);
    transform: translateY(-4px);
}

.feature-card-highlight {
    color: rgba(255, 255, 255, 0.75);
    background: var(--navy-900);
    border-color: var(--navy-900);
}

.feature-card-highlight h3 {
    color: var(--white);
}

.feature-icon {
    display: grid;
    width: 48px;
    height: 48px;
    margin-bottom: 25px;
    color: var(--blue-700);
    background: #eaf4f9;
    border-radius: 12px;
    place-items: center;
}

.feature-card-highlight .feature-icon {
    color: var(--navy-900);
    background: var(--gold-500);
}

.feature-icon svg {
    width: 24px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.feature-card h3 {
    min-height: 2.7em;
    margin-bottom: 13px;
}

.feature-card p {
    margin: 0;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.feature-card-highlight p {
    color: rgba(255, 255, 255, 0.7);
}

.function-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.function-card {
    position: relative;
    min-width: 0;
    overflow: hidden;
    padding: 34px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(7, 24, 40, 0.04);
}

.function-card::before {
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--gold-500);
    content: "";
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 180ms ease;
}

.function-card:hover::before {
    transform: scaleY(1);
}

.function-number {
    display: inline-flex;
    margin-bottom: 23px;
    color: var(--blue-700);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.function-card h3 {
    margin-bottom: 14px;
    font-size: 1.3rem;
}

.function-card > p {
    min-height: 4.9em;
    margin-bottom: 23px;
    color: var(--gray-700);
    font-size: 0.94rem;
}

.check-list {
    display: grid;
    gap: 9px;
    padding: 19px 0 0;
    margin: 0;
    border-top: 1px solid var(--gray-200);
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 25px;
    color: var(--gray-700);
    font-size: 0.87rem;
}

.check-list li::before {
    position: absolute;
    top: 0.43em;
    left: 2px;
    width: 10px;
    height: 6px;
    border-bottom: 2px solid var(--gold-500);
    border-left: 2px solid var(--gold-500);
    content: "";
    transform: rotate(-45deg);
}

.audience-section {
    position: relative;
    overflow: hidden;
    color: var(--white);
    background: var(--navy-900);
}

.audience-section::after {
    position: absolute;
    top: -160px;
    right: -160px;
    width: 380px;
    height: 380px;
    background: var(--gold-500);
    content: "";
    opacity: 0.08;
    transform: rotate(45deg);
}

.audience-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 90px;
}

.audience-copy {
    position: sticky;
    top: 120px;
}

.audience-copy h2 {
    margin-bottom: 24px;
    color: var(--white);
}

.audience-copy > p:not(.eyebrow) {
    color: rgba(255, 255, 255, 0.7);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 3px;
    border-bottom: 1px solid currentColor;
    font-weight: 700;
    text-decoration: none;
}

.text-link-light {
    color: var(--gold-400);
}

.text-link-light:hover {
    color: var(--white);
}

.audience-list {
    padding: 0;
    margin: 0;
    list-style: none;
}

.audience-list li {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 24px;
    padding: 26px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.audience-list li:first-child {
    padding-top: 0;
}

.audience-list > li > span {
    display: grid;
    width: 46px;
    height: 46px;
    color: var(--navy-950);
    background: var(--gold-500);
    border-radius: 50%;
    font-size: 0.78rem;
    font-weight: 700;
    place-items: center;
}

.audience-list strong {
    display: block;
    margin-bottom: 6px;
    color: var(--white);
    font-size: 1.08rem;
}

.audience-list p {
    margin: 0;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.93rem;
}

.steps {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.steps::before {
    position: absolute;
    top: 28px;
    right: 16%;
    left: 16%;
    height: 1px;
    background: var(--gray-300);
    content: "";
}

.steps li {
    position: relative;
    text-align: center;
}

.step-number {
    position: relative;
    z-index: 1;
    display: grid;
    width: 58px;
    height: 58px;
    margin: 0 auto 25px;
    color: var(--navy-950);
    background: var(--gold-500);
    border: 8px solid var(--white);
    border-radius: 50%;
    box-shadow: 0 0 0 1px var(--gold-500);
    font-size: 0.86rem;
    font-weight: 700;
    place-items: center;
}

.steps h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.steps p {
    max-width: 320px;
    margin: 0 auto;
    color: var(--gray-700);
}

.youtube-section {
    padding: 0 0 112px;
}

.youtube-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 28px;
    padding: 40px 44px;
    background: linear-gradient(135deg, #eef5f9, var(--white));
    border: 1px solid #dce8ef;
    border-radius: var(--radius-lg);
}

.youtube-icon {
    display: grid;
    width: 72px;
    height: 72px;
    color: #c32222;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    place-items: center;
}

.youtube-icon svg {
    width: 38px;
    fill: currentColor;
}

.youtube-icon .play {
    fill: var(--white);
}

.youtube-card .eyebrow {
    margin-bottom: 8px;
}

.youtube-card h2 {
    margin-bottom: 8px;
    font-size: clamp(1.55rem, 2.5vw, 2.25rem);
}

.youtube-card p:last-child {
    margin: 0;
    color: var(--gray-700);
}

.faq-grid {
    display: grid;
    grid-template-columns: 0.72fr 1.28fr;
    align-items: start;
    gap: 90px;
}

.faq-heading {
    position: sticky;
    top: 120px;
    margin-bottom: 0;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-list details {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
}

.faq-list details[open] {
    border-color: #bfd0dd;
    box-shadow: var(--shadow-sm);
}

.faq-list summary {
    position: relative;
    padding: 22px 58px 22px 24px;
    color: var(--navy-900);
    font-weight: 700;
    list-style: none;
    cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
    display: none;
}

.faq-list summary::before,
.faq-list summary::after {
    position: absolute;
    top: 50%;
    right: 24px;
    width: 16px;
    height: 2px;
    background: var(--blue-700);
    content: "";
    transition: transform 180ms ease;
}

.faq-list summary::after {
    transform: rotate(90deg);
}

.faq-list details[open] summary::after {
    transform: rotate(0);
}

.faq-list details p {
    padding: 0 24px 23px;
    margin: 0;
    color: var(--gray-700);
}

.contact-section {
    position: relative;
    padding: 112px 0;
    overflow: hidden;
    color: var(--white);
    background:
        radial-gradient(circle at 5% 90%, rgba(13, 79, 122, 0.55), transparent 35%),
        var(--navy-950);
}

.contact-section::after {
    position: absolute;
    right: -90px;
    bottom: -90px;
    width: 270px;
    height: 270px;
    background: var(--gold-500);
    content: "";
    opacity: 0.08;
    transform: rotate(45deg);
}

.contact-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 0.82fr 1.18fr;
    align-items: start;
    gap: 85px;
}

.contact-copy {
    position: sticky;
    top: 120px;
    padding-top: 20px;
}

.contact-copy h2 {
    margin-bottom: 22px;
    color: var(--white);
}

.contact-copy > p:not(.eyebrow) {
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.02rem;
}

.contact-direct {
    display: grid;
    gap: 5px;
    margin-top: 35px;
}

.contact-direct span {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.83rem;
}

.contact-direct a {
    color: var(--gold-400);
    font-size: 1.05rem;
    font-weight: 700;
}

.form-card {
    padding: 38px;
    color: var(--text);
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.field {
    margin-bottom: 19px;
}

.field label {
    display: block;
    margin-bottom: 7px;
    color: var(--navy-900);
    font-size: 0.88rem;
    font-weight: 700;
}

.optional {
    color: var(--gray-500);
    font-size: 0.76rem;
    font-weight: 400;
}

.field input,
.field textarea {
    width: 100%;
    color: var(--text);
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: 9px;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field input {
    height: 48px;
    padding: 0 13px;
}

.field textarea {
    min-height: 122px;
    padding: 12px 13px;
    line-height: 1.5;
    resize: vertical;
}

.field input:hover,
.field textarea:hover {
    border-color: #9aa9b9;
}

.field input:focus,
.field textarea:focus {
    border-color: var(--blue-700);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(13, 79, 122, 0.14);
}

.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
    border-color: var(--error);
}

.field-help {
    display: block;
    margin-top: 6px;
    color: var(--gray-500);
    font-size: 0.75rem;
    line-height: 1.4;
}

.field-error {
    display: block;
    margin-top: 6px;
    color: var(--error);
    font-size: 0.78rem;
    font-weight: 600;
}

.checkbox-field {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 10px;
    align-items: start;
    margin: 1px 0 8px;
}

.checkbox-field input {
    width: 18px;
    height: 18px;
    margin: 3px 0 0;
    accent-color: var(--blue-700);
}

.checkbox-field label {
    color: var(--gray-700);
    font-size: 0.8rem;
}

.checkbox-error {
    margin: 0 0 17px 30px;
}

.form-privacy {
    margin: 12px 0 0;
    color: var(--gray-500);
    font-size: 0.72rem;
    text-align: center;
}

.honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.alert {
    display: grid;
    gap: 3px;
    padding: 15px 17px;
    margin-bottom: 22px;
    border: 1px solid;
    border-radius: 9px;
    font-size: 0.86rem;
}

.alert-success {
    color: var(--success);
    background: var(--success-bg);
    border-color: #a9dfc5;
}

.alert-error {
    color: var(--error);
    background: var(--error-bg);
    border-color: #efb8b8;
}

.site-footer {
    color: rgba(255, 255, 255, 0.65);
    background: #06131f;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.45fr 0.8fr 1.25fr 0.9fr;
    gap: 50px;
    padding-top: 70px;
    padding-bottom: 52px;
}

.brand-footer {
    width: max-content;
    margin-bottom: 18px;
}

.footer-brand p {
    max-width: 300px;
    margin: 0;
    font-size: 0.88rem;
}

.footer-title {
    margin-bottom: 18px;
    color: var(--white);
    font-size: 0.86rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-links {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.66);
    font-size: 0.85rem;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--gold-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 22px;
    padding-bottom: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.76rem;
}

.legal-hero {
    padding: 150px 0 74px;
    color: var(--white);
    background:
        radial-gradient(circle at 82% 10%, rgba(20, 96, 143, 0.5), transparent 28%),
        var(--navy-900);
}

.legal-hero-inner {
    max-width: var(--container);
}

.legal-hero h1 {
    margin-bottom: 15px;
    color: var(--white);
}

.legal-hero p:last-child {
    margin: 0;
    color: rgba(255, 255, 255, 0.65);
}

.legal-content {
    padding: 80px 0 110px;
}

.legal-layout {
    display: grid;
    grid-template-columns: 225px minmax(0, 760px);
    justify-content: center;
    gap: 80px;
}

.legal-nav {
    position: sticky;
    top: 110px;
    display: grid;
    align-self: start;
    gap: 9px;
    padding-left: 18px;
    border-left: 2px solid var(--gray-200);
}

.legal-nav strong {
    margin-bottom: 7px;
    color: var(--navy-900);
    font-size: 0.86rem;
}

.legal-nav a {
    color: var(--gray-700);
    font-size: 0.8rem;
    text-decoration: none;
}

.legal-nav a:hover {
    color: var(--blue-700);
}

.legal-body {
    min-width: 0;
}

.legal-intro {
    padding: 24px 26px;
    margin-bottom: 45px;
    color: var(--navy-800);
    background: var(--gray-100);
    border-left: 4px solid var(--gold-500);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 1.04rem;
}

.legal-body section {
    margin-bottom: 45px;
}

.legal-body h2 {
    margin-bottom: 17px;
    font-size: 1.45rem;
}

.legal-body p,
.legal-body li {
    color: var(--gray-700);
}

.legal-body ul {
    display: grid;
    gap: 7px;
}

.legal-back {
    margin-top: 5px;
}

.not-found {
    min-height: 72vh;
    padding: 170px 0 100px;
    background: var(--gray-100);
}

.not-found-inner {
    max-width: 700px;
    text-align: center;
}

.not-found-code {
    display: block;
    margin-bottom: -20px;
    color: rgba(13, 79, 122, 0.12);
    font-size: clamp(7rem, 20vw, 13rem);
    font-weight: 700;
    line-height: 0.9;
}

.not-found .eyebrow {
    justify-content: center;
}

.not-found h1 {
    font-size: clamp(2rem, 4vw, 3.4rem);
}

.not-found p:not(.eyebrow) {
    margin-bottom: 30px;
    color: var(--gray-700);
}

@media (max-width: 1100px) {
    .main-nav {
        gap: 16px;
    }

    .main-nav > a:not(.button) {
        font-size: 0.82rem;
    }

    .hero-grid {
        gap: 42px;
    }

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

    .function-card {
        padding: 29px;
    }
}

@media (max-width: 920px) {
    html {
        scroll-padding-top: 80px;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        inset: 76px 0 auto;
        display: grid;
        max-height: calc(100vh - 76px);
        gap: 0;
        padding: 14px 20px 24px;
        overflow-y: auto;
        background: var(--navy-950);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 25px 40px rgba(0, 0, 0, 0.25);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition: opacity 180ms ease, transform 180ms ease;
    }

    .main-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .main-nav > a:not(.button) {
        padding: 14px 4px;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .main-nav > a:not(.button)::after {
        display: none;
    }

    .main-nav .button {
        margin-top: 18px;
    }

    .hero {
        padding: 135px 0 82px;
    }

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

    .hero-content {
        max-width: 720px;
        text-align: center;
        margin-inline: auto;
    }

    .hero-content .eyebrow,
    .hero-actions,
    .hero-note {
        justify-content: center;
    }

    .product-preview {
        width: min(100%, 680px);
        margin-inline: auto;
        transform: none;
    }

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

    .benefits-layout {
        grid-template-columns: 1fr;
    }

    .system-tour {
        width: min(100%, 420px);
        margin-inline: auto;
    }

    .trust-grid > div:nth-child(2) {
        border-right: 0;
    }

    .trust-grid > div:nth-child(-n + 2) {
        border-bottom: 1px solid var(--gray-200);
    }

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

    .audience-grid,
    .faq-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 52px;
    }

    .audience-copy,
    .faq-heading,
    .contact-copy {
        position: static;
    }

    .audience-copy,
    .contact-copy {
        max-width: 720px;
    }

    .steps {
        gap: 22px;
    }

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

    .youtube-card .button {
        grid-column: 2;
        justify-self: start;
    }

    .footer-grid {
        grid-template-columns: 1.4fr 1fr 1fr;
    }

    .footer-grid > div:last-child {
        grid-column: 2;
    }

    .legal-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .legal-nav {
        position: static;
        grid-template-columns: repeat(2, 1fr);
        padding: 18px;
        background: var(--gray-100);
        border: 0;
        border-radius: var(--radius-sm);
    }

    .legal-nav strong {
        grid-column: 1 / -1;
    }
}

@media (max-width: 680px) {
    .container {
        width: min(calc(100% - 28px), var(--container));
    }

    .header-inner {
        min-height: 70px;
    }

    .site-header {
        min-height: 70px;
    }

    .main-nav {
        inset: 70px 0 auto;
        max-height: calc(100vh - 70px);
    }

    .brand img {
        width: 43px;
        height: 43px;
    }

    .brand-name {
        font-size: 1.22rem;
    }

    .brand-overline {
        font-size: 0.56rem;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 70px;
    }

    .hero-shape-one {
        right: -125px;
        width: 120px;
        height: 120px;
    }

    .hero h1 {
        font-size: clamp(2.35rem, 12vw, 3.55rem);
    }

    .hero-actions {
        display: grid;
    }

    .hero-actions .button {
        width: 100%;
    }

    .hero-note {
        align-items: flex-start;
        text-align: left;
    }

    .browser-bar {
        height: 36px;
    }

    .browser-address {
        max-width: 190px;
    }

    .product-screen img {
        min-height: 300px;
        object-fit: cover;
        object-position: left top;
    }

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

    .trust-grid > div {
        min-height: 72px;
        padding: 16px;
        border-right: 0;
        border-bottom: 1px solid var(--gray-200);
    }

    .trust-grid > div:last-child {
        border-bottom: 0;
    }

    .section {
        padding: 80px 0;
    }

    .section-heading {
        margin-bottom: 40px;
    }

    .section-heading-centered {
        text-align: left;
    }

    .section-heading-centered .eyebrow {
        justify-content: flex-start;
    }

    .benefit-grid,
    .function-grid {
        grid-template-columns: 1fr;
    }

    .benefit-grid .feature-card:last-child {
        grid-column: auto;
    }

    .feature-card {
        padding: 25px;
    }

    .feature-card h3,
    .function-card > p {
        min-height: auto;
    }

    .function-card {
        padding: 28px 25px;
    }

    .audience-grid {
        gap: 40px;
    }

    .audience-list li {
        grid-template-columns: 46px 1fr;
        gap: 15px;
    }

    .audience-list > li > span {
        width: 40px;
        height: 40px;
    }

    .steps {
        display: grid;
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .steps::before {
        top: 15px;
        bottom: 15px;
        left: 24px;
        width: 1px;
        height: auto;
    }

    .steps li {
        display: grid;
        grid-template-columns: 50px 1fr;
        gap: 18px;
        text-align: left;
    }

    .step-number {
        width: 48px;
        height: 48px;
        margin: 0;
        border-width: 6px;
    }

    .steps p {
        margin: 0;
    }

    .youtube-section {
        padding-bottom: 80px;
    }

    .youtube-card {
        grid-template-columns: 1fr;
        padding: 30px 24px;
    }

    .youtube-card .button {
        grid-column: 1;
        justify-self: stretch;
    }

    .faq-grid,
    .contact-grid {
        gap: 38px;
    }

    .contact-section {
        padding: 80px 0;
    }

    .form-card {
        padding: 26px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 38px 24px;
        padding-top: 55px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-grid > div:last-child {
        grid-column: auto;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }

    .legal-hero {
        padding: 125px 0 58px;
    }

    .legal-content {
        padding: 55px 0 80px;
    }

    .legal-nav {
        grid-template-columns: 1fr;
    }

    .legal-intro {
        padding: 20px;
    }
}

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

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

}