:root {
    --bg: #060606;
    --bg-soft: #0b0b0b;
    --surface: #101010;
    --surface-2: #151515;
    --surface-3: #1b1b1b;
    --text: #f7f7f5;
    --muted: #b6b6b0;
    --muted-2: #85857f;
    --yellow: #ffd200;
    --yellow-2: #ffb800;
    --yellow-soft: rgba(255, 210, 0, .12);
    --green: #27d367;
    --line: rgba(255, 255, 255, .1);
    --line-yellow: rgba(255, 210, 0, .28);
    --radius-sm: 12px;
    --radius: 20px;
    --radius-lg: 32px;
    --shadow: 0 24px 80px rgba(0, 0, 0, .42);
    --container: 1240px;
    --header-height: 84px;
    --font: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 20px);
    background: var(--bg);
}

body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    color: var(--text);
    background:
        radial-gradient(circle at 10% 12%, rgba(255, 210, 0, .05), transparent 24rem),
        var(--bg);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

body.menu-open {
    overflow: hidden;
}

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

button,
input,
select {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

::selection {
    color: #080808;
    background: var(--yellow);
}

:focus-visible {
    outline: 3px solid var(--yellow);
    outline-offset: 4px;
}

.container {
    width: min(calc(100% - 48px), var(--container));
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    z-index: 9999;
    top: 12px;
    left: 12px;
    padding: 12px 18px;
    color: #080808;
    background: var(--yellow);
    font-weight: 800;
    transform: translateY(-160%);
    transition: transform .2s ease;
}

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

.eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: var(--yellow);
    font-size: .74rem;
    font-weight: 800;
    letter-spacing: .15em;
    line-height: 1.3;
    text-transform: uppercase;
}

.eyebrow > span {
    width: 28px;
    height: 2px;
    background: var(--yellow);
    box-shadow: 0 0 16px rgba(255, 210, 0, .7);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    gap: 10px;
    padding: 15px 24px;
    border: 1px solid var(--yellow);
    border-radius: 999px;
    color: #090909;
    background: linear-gradient(135deg, #ffe246 0%, var(--yellow) 48%, var(--yellow-2) 100%);
    box-shadow: 0 12px 32px rgba(255, 191, 0, .18), inset 0 1px rgba(255, 255, 255, .48);
    font-size: .87rem;
    font-weight: 800;
    line-height: 1.2;
    text-align: center;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 46px rgba(255, 191, 0, .28), inset 0 1px rgba(255, 255, 255, .55);
}

.button svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    flex: 0 0 auto;
}

.button-small {
    min-height: 44px;
    padding: 11px 18px;
    font-size: .72rem;
}

.button-small svg {
    width: 17px;
    height: 17px;
}

.button-outline {
    color: var(--text);
    background: transparent;
    border-color: rgba(255, 210, 0, .55);
    box-shadow: none;
}

.button-outline:hover {
    color: #080808;
    background: var(--yellow);
}

.button-full {
    width: 100%;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    font-size: .82rem;
    font-weight: 700;
    transition: color .2s ease;
}

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

.play-icon {
    display: grid;
    width: 43px;
    height: 43px;
    place-items: center;
    padding-left: 3px;
    border: 1px solid var(--yellow);
    border-radius: 50%;
    color: var(--yellow);
    font-size: .72rem;
}

.yellow-link {
    color: var(--yellow);
    font-size: .88rem;
}

.site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    left: 0;
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    background: linear-gradient(to bottom, rgba(0, 0, 0, .75), transparent);
    transition: height .3s ease, background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}

.site-header.is-scrolled,
.site-header.menu-active {
    height: 74px;
    border-color: var(--line);
    background: rgba(7, 7, 7, .91);
    backdrop-filter: blur(18px) saturate(130%);
}

.header-inner {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: inline-flex;
    width: 232px;
    min-width: 0;
    flex: 0 0 auto;
    align-items: center;
    overflow: visible;
}

.brand img {
    width: 100%;
    height: auto;
    max-height: 68px;
    object-fit: contain;
    object-position: left center;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: clamp(16px, 2.2vw, 32px);
    margin-left: auto;
}

.main-nav a {
    position: relative;
    color: rgba(255, 255, 255, .76);
    font-size: .75rem;
    font-weight: 600;
    white-space: nowrap;
    transition: color .2s ease;
}

.main-nav a::after {
    position: absolute;
    right: 0;
    bottom: -8px;
    left: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--yellow);
    content: "";
    transform: scaleX(0);
    transition: transform .2s ease;
}

.main-nav a:hover,
.main-nav a.is-active {
    color: #fff;
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--text);
    background: rgba(255, 255, 255, .04);
    cursor: pointer;
}

.menu-toggle span {
    width: 18px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform .25s ease, opacity .2s ease;
}

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

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

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

.hero {
    position: relative;
    min-height: clamp(720px, 100svh, 900px);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    isolation: isolate;
}

.hero-image,
.hero-overlay {
    position: absolute;
    inset: 0;
}

.hero-image {
    z-index: -3;
    background-image: url("../images/hero-geo-ia.png");
    background-position: 62% center;
    background-size: cover;
    transform: scale(1.015);
    animation: heroDrift 14s ease-in-out infinite alternate;
}

.hero-overlay {
    z-index: -2;
    background:
        radial-gradient(circle at 70% 35%, transparent 0, rgba(0, 0, 0, .05) 28%, rgba(0, 0, 0, .42) 74%),
        linear-gradient(90deg, rgba(4, 4, 4, .99) 0%, rgba(4, 4, 4, .94) 31%, rgba(4, 4, 4, .55) 53%, rgba(4, 4, 4, .07) 78%),
        linear-gradient(0deg, #060606 0%, transparent 28%);
}

.hero::before {
    position: absolute;
    z-index: -1;
    top: -160px;
    left: -260px;
    width: 620px;
    height: 620px;
    border: 1px solid rgba(255, 210, 0, .1);
    border-radius: 50%;
    box-shadow: 0 0 180px rgba(255, 210, 0, .06);
    content: "";
}

.hero-content {
    display: flex;
    min-height: clamp(720px, 100svh, 900px);
    flex-direction: column;
    justify-content: center;
    padding-top: calc(var(--header-height) + 44px);
    padding-bottom: 108px;
}

.hero-copy {
    max-width: 700px;
}

.hero h1 {
    max-width: 660px;
    margin-bottom: 24px;
    font-size: clamp(3.25rem, 6vw, 6.2rem);
    font-weight: 800;
    letter-spacing: -.065em;
    line-height: .95;
}

.hero h1 strong,
.section h2 strong,
.contact-section h2 strong {
    display: block;
    color: var(--yellow);
    font-weight: inherit;
}

.hero-lead {
    max-width: 610px;
    margin-bottom: 32px;
    color: #d5d5d0;
    font-size: clamp(1rem, 1.4vw, 1.18rem);
    line-height: 1.65;
}

.hero-lead strong {
    color: #fff;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 17px;
}

.hero-note {
    color: var(--muted-2);
    font-size: .72rem;
}

.hero-proof {
    position: absolute;
    bottom: 55px;
    left: 50%;
    width: min(calc(100% - 48px), var(--container));
    transform: translateX(-50%);
}

.hero-proof > p {
    margin-bottom: 13px;
    color: var(--muted-2);
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.platform-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.platform-list span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 13px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: rgba(255, 255, 255, .72);
    background: rgba(6, 6, 6, .52);
    backdrop-filter: blur(10px);
    font-size: .68rem;
    font-weight: 700;
}

.dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 9px currentColor;
}

.dot-green { color: #33e68a; background: #33e68a; }
.dot-blue { color: #4385f5; background: #4385f5; }
.dot-multi { color: #ffcc32; background: linear-gradient(135deg, #00a4ef 0 25%, #7fba00 25% 50%, #ffb900 50% 75%, #f25022 75%); }
.dot-white { color: #fff; background: #fff; }
.dot-purple { color: #8f7bff; background: #8f7bff; }

.scroll-cue {
    position: absolute;
    z-index: 3;
    bottom: 42px;
    left: 50%;
    display: grid;
    width: 26px;
    height: 44px;
    place-items: start center;
    padding-top: 8px;
    border: 1px solid rgba(255, 255, 255, .24);
    border-radius: 999px;
    transform: translateX(-50%);
}

.scroll-cue span {
    width: 4px;
    height: 8px;
    border-radius: 999px;
    background: var(--yellow);
    animation: scrollCue 1.8s ease-in-out infinite;
}

.section {
    position: relative;
    padding-block: clamp(92px, 11vw, 150px);
    overflow: hidden;
}

.section h2,
.contact-section h2 {
    margin-bottom: 24px;
    font-size: clamp(2.25rem, 4.2vw, 4.2rem);
    font-weight: 800;
    letter-spacing: -.055em;
    line-height: 1.04;
}

.section-copy > p:not(.eyebrow),
.section-heading > p,
.faq-intro > p:not(.eyebrow) {
    color: var(--muted);
}

.split-grid {
    display: grid;
    align-items: center;
    grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
    gap: clamp(46px, 7vw, 96px);
}

.problem-section {
    background:
        linear-gradient(90deg, rgba(255, 210, 0, .035), transparent 35%),
        #080808;
}

.problem-section::after {
    position: absolute;
    z-index: 0;
    right: -200px;
    bottom: -240px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(255, 210, 0, .05);
    filter: blur(100px);
    content: "";
}

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

.visual-frame {
    position: relative;
    min-height: 0;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border: 1px solid var(--line-yellow);
    border-radius: var(--radius-lg);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.visual-frame::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(4, 4, 4, .62), transparent 42%), linear-gradient(90deg, transparent 52%, rgba(0, 0, 0, .18));
    content: "";
    pointer-events: none;
}

.visual-frame > img {
    width: 100%;
    height: 100%;
    min-height: 0;
    object-fit: cover;
    object-position: 46% center;
}

.visual-badge {
    position: absolute;
    z-index: 2;
    right: 24px;
    bottom: 24px;
    display: flex;
    max-width: 260px;
    align-items: center;
    gap: 13px;
    padding: 13px 18px;
    border: 1px solid rgba(255, 210, 0, .38);
    border-radius: 14px;
    background: rgba(5, 5, 5, .78);
    backdrop-filter: blur(14px);
}

.visual-badge strong {
    color: var(--yellow);
    font-size: 1.25rem;
}

.visual-badge span {
    color: var(--muted);
    font-size: .65rem;
    font-weight: 700;
    line-height: 1.3;
}

.feature-list {
    display: grid;
    margin-top: 38px;
    grid-template-columns: 1fr 1fr;
    gap: 24px 28px;
}

.feature-item {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 14px;
}

.feature-icon {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--line-yellow);
    border-radius: 12px;
    color: var(--yellow);
    background: var(--yellow-soft);
}

.feature-icon svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.feature-item h3 {
    margin-bottom: 5px;
    font-size: .84rem;
    font-weight: 800;
}

.feature-item p {
    color: var(--muted-2);
    font-size: .7rem;
    line-height: 1.55;
}

.answer-section {
    border-block: 1px solid var(--line);
    background:
        radial-gradient(circle at 70% 45%, rgba(255, 210, 0, .06), transparent 30rem),
        #050505;
}

.answer-grid {
    display: grid;
    align-items: center;
    grid-template-columns: .85fr 1.15fr;
    gap: clamp(50px, 7vw, 100px);
}

.check-list {
    display: grid;
    gap: 14px;
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 34px;
    color: #d6d6d1;
    font-size: .82rem;
}

.check-list li::before {
    position: absolute;
    top: .08em;
    left: 0;
    display: grid;
    width: 22px;
    height: 22px;
    place-items: center;
    border-radius: 50%;
    color: #080808;
    background: var(--yellow);
    content: "✓";
    font-size: .7rem;
    font-weight: 900;
}

.answer-demo {
    position: relative;
    padding: clamp(22px, 4vw, 42px);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(135deg, rgba(255, 210, 0, .05), transparent 35%),
        #0c0c0c;
    box-shadow: var(--shadow);
}

.answer-demo::before {
    position: absolute;
    top: -90px;
    right: -90px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(255, 210, 0, .1);
    filter: blur(60px);
    content: "";
}

.demo-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
}

.demo-ai {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: .78rem;
    font-weight: 700;
}

.demo-ai img {
    width: 116px;
    height: auto;
    max-height: 38px;
    object-fit: contain;
    object-position: left center;
}

.demo-label {
    color: var(--muted-2);
    font-size: .58rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.demo-question {
    width: min(87%, 500px);
    margin: 0 0 20px auto;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 17px 17px 3px 17px;
    color: #e8e8e4;
    background: #171717;
    font-size: .82rem;
    line-height: 1.5;
}

.demo-answer {
    position: relative;
    padding: 24px;
    border: 1px solid rgba(255, 210, 0, .22);
    border-radius: 3px 20px 20px 20px;
    background: rgba(255, 210, 0, .045);
}

.demo-spark {
    position: absolute;
    top: 21px;
    left: 21px;
    color: var(--yellow);
}

.demo-answer > p {
    margin-bottom: 22px;
    padding-left: 26px;
    color: #d7d7d2;
    font-size: .76rem;
    line-height: 1.65;
}

.demo-source {
    display: grid;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(0, 0, 0, .34);
    grid-template-columns: 146px minmax(0, 1fr) auto;
    gap: 13px;
}

.demo-source img {
    width: 146px;
    height: auto;
    max-height: 50px;
    object-fit: contain;
    object-position: left center;
}

.demo-source strong,
.demo-source span {
    display: block;
}

.demo-source strong {
    margin-bottom: 2px;
    font-size: .76rem;
}

.demo-source div span {
    color: var(--muted-2);
    font-size: .58rem;
}

.source-arrow {
    color: var(--yellow);
    font-size: 1.1rem;
}

.demo-disclaimer {
    margin: 16px 4px 0;
    color: #676763;
    font-size: .55rem;
    line-height: 1.5;
}

.method-section {
    background:
        radial-gradient(circle at 50% 100%, rgba(255, 197, 0, .09), transparent 35rem),
        #090909;
}

.section-heading {
    display: grid;
    align-items: end;
    margin-bottom: clamp(42px, 6vw, 70px);
    grid-template-columns: 1.2fr .8fr;
    gap: clamp(36px, 7vw, 100px);
}

.section-heading h2 {
    margin-bottom: 0;
}

.section-heading > p {
    padding-bottom: 8px;
    font-size: .88rem;
}

.section-heading.centered {
    max-width: 920px;
    display: block;
    margin-inline: auto;
    text-align: center;
}

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

.section-heading.centered > p {
    max-width: 720px;
    margin: 18px auto 0;
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.method-card {
    position: relative;
    min-height: 320px;
    padding: 30px 25px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .012));
    transition: transform .3s ease, border-color .3s ease, background .3s ease;
}

.method-card:hover {
    border-color: rgba(255, 210, 0, .48);
    background: linear-gradient(145deg, rgba(255, 210, 0, .07), rgba(255, 255, 255, .015));
    transform: translateY(-7px);
}

.method-card::after {
    position: absolute;
    right: -22px;
    bottom: -34px;
    color: rgba(255, 210, 0, .035);
    content: "✦";
    font-size: 8rem;
}

.step-number {
    position: absolute;
    top: 22px;
    right: 22px;
    color: rgba(255, 255, 255, .2);
    font-size: 1.05rem;
    font-weight: 800;
}

.method-icon {
    display: grid;
    width: 52px;
    height: 52px;
    margin-bottom: 62px;
    place-items: center;
    border: 1px solid var(--line-yellow);
    border-radius: 15px;
    color: var(--yellow);
    background: var(--yellow-soft);
}

.method-icon svg {
    width: 27px;
    height: 27px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.method-card h3 {
    margin-bottom: 10px;
    font-size: .98rem;
    line-height: 1.3;
}

.method-card p {
    position: relative;
    z-index: 1;
    color: var(--muted-2);
    font-size: .7rem;
    line-height: 1.6;
}

.durability-banner {
    display: grid;
    align-items: center;
    margin-top: 28px;
    padding: 30px 36px;
    border: 1px solid rgba(255, 210, 0, .32);
    border-radius: var(--radius);
    background:
        linear-gradient(110deg, rgba(255, 210, 0, .11), transparent 55%),
        #0e0e0e;
    grid-template-columns: auto minmax(0, 1fr) minmax(180px, .45fr);
    gap: 28px;
}

.durability-number {
    color: var(--yellow);
    font-size: clamp(3.7rem, 7vw, 6.4rem);
    font-weight: 900;
    letter-spacing: -.08em;
    line-height: .85;
}

.durability-number span {
    font-size: .48em;
    vertical-align: top;
}

.durability-banner .eyebrow {
    margin-bottom: 7px;
    font-size: .6rem;
}

.durability-banner h3 {
    margin-bottom: 6px;
    font-size: clamp(1.15rem, 2vw, 1.6rem);
    line-height: 1.25;
}

.durability-banner div > p:last-child {
    color: var(--muted);
    font-size: .72rem;
}

.durability-banner small {
    color: #6e6e69;
    font-size: .55rem;
    line-height: 1.5;
}

.method-sources {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-top: 20px;
    color: #6f6f6a;
    font-size: .58rem;
}

.method-sources span {
    color: #8e8e88;
    font-weight: 700;
}

.method-sources a {
    border-bottom: 1px solid rgba(255, 210, 0, .24);
    color: #a6a6a0;
    transition: color .2s ease, border-color .2s ease;
}

.method-sources a:hover {
    border-color: var(--yellow);
    color: var(--yellow);
}

.audience-section {
    border-top: 1px solid var(--line);
    background:
        radial-gradient(circle at 50% 45%, rgba(255, 210, 0, .055), transparent 34rem),
        #050505;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.audience-card {
    min-height: 240px;
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, .025);
    transition: border-color .3s ease, transform .3s ease;
}

.audience-card:hover {
    border-color: var(--line-yellow);
    transform: translateY(-5px);
}

.audience-card > span {
    display: grid;
    width: 50px;
    height: 50px;
    margin-bottom: 36px;
    place-items: center;
    border: 1px solid var(--line-yellow);
    border-radius: 50%;
    color: var(--yellow);
    background: var(--yellow-soft);
    font-size: 1.2rem;
    font-weight: 800;
}

.audience-card h3 {
    margin-bottom: 8px;
    font-size: .94rem;
}

.audience-card p {
    color: var(--muted-2);
    font-size: .7rem;
}

.outcomes-section {
    border-block: 1px solid var(--line);
    background: #090909;
}

.outcomes-grid {
    display: grid;
    align-items: center;
    grid-template-columns: .75fr 1.25fr;
    gap: clamp(50px, 7vw, 100px);
}

.outcomes-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.outcome-card {
    min-height: 210px;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(255, 255, 255, .04), rgba(0, 0, 0, .02));
}

.outcome-mark {
    display: inline-block;
    margin-bottom: 38px;
    color: var(--yellow);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .1em;
}

.outcome-card h3 {
    margin-bottom: 8px;
    font-size: .92rem;
}

.outcome-card p {
    color: var(--muted-2);
    font-size: .68rem;
}

.faq-section {
    background:
        radial-gradient(circle at 12% 40%, rgba(255, 210, 0, .05), transparent 28rem),
        #060606;
}

.faq-grid {
    display: grid;
    align-items: start;
    grid-template-columns: .72fr 1.28fr;
    gap: clamp(50px, 8vw, 110px);
}

.faq-intro {
    position: sticky;
    top: calc(var(--header-height) + 40px);
}

.faq-intro .button {
    margin-top: 26px;
}

.faq-list {
    border-top: 1px solid var(--line);
}

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

.faq-item h3 {
    margin: 0;
}

.faq-item button {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 26px 0;
    border: 0;
    color: var(--text);
    background: transparent;
    cursor: pointer;
    font-size: .9rem;
    font-weight: 700;
    text-align: left;
}

.faq-item button:hover {
    color: var(--yellow);
}

.faq-item i {
    position: relative;
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
}

.faq-item i::before,
.faq-item i::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 15px;
    height: 2px;
    border-radius: 2px;
    background: var(--yellow);
    content: "";
    transform: translate(-50%, -50%);
    transition: transform .2s ease;
}

.faq-item i::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item.is-open i::after {
    transform: translate(-50%, -50%) rotate(0deg);
}

.faq-panel {
    padding: 0 46px 26px 0;
}

.faq-panel p {
    color: var(--muted);
    font-size: .78rem;
    line-height: 1.75;
}

.contact-section {
    position: relative;
    min-height: 660px;
    display: flex;
    align-items: center;
    padding-block: clamp(90px, 10vw, 140px);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    isolation: isolate;
}

.contact-cover,
.contact-overlay {
    position: absolute;
    inset: 0;
}

.contact-cover {
    z-index: -3;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 64% center;
}

.contact-overlay {
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(4, 4, 4, .99) 0%, rgba(4, 4, 4, .93) 40%, rgba(4, 4, 4, .42) 69%, rgba(4, 4, 4, .25) 100%),
        linear-gradient(0deg, rgba(4, 4, 4, .9), transparent 34%);
}

.contact-grid {
    display: grid;
    align-items: center;
    grid-template-columns: .9fr 1.1fr;
    gap: clamp(50px, 8vw, 120px);
}

.contact-copy h2 {
    max-width: 650px;
}

.contact-copy > p:not(.eyebrow) {
    max-width: 560px;
    color: #c5c5bf;
}

.contact-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 11px 18px;
    margin-top: 30px;
    color: #aaa9a3;
    font-size: .66rem;
    font-weight: 600;
}

.contact-trust span {
    color: var(--yellow);
}

.lead-form {
    padding: clamp(24px, 4vw, 40px);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: var(--radius-lg);
    background: rgba(9, 9, 9, .84);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.lead-form label {
    display: block;
    margin-bottom: 15px;
    color: #dfdfdc;
    font-size: .68rem;
    font-weight: 700;
}

.lead-form input,
.lead-form select {
    width: 100%;
    min-height: 52px;
    margin-top: 7px;
    padding: 13px 15px;
    border: 1px solid var(--line);
    border-radius: 12px;
    outline: 0;
    color: var(--text);
    background: #141414;
    font-size: .76rem;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.lead-form input::placeholder {
    color: #686864;
}

.lead-form select {
    color-scheme: dark;
}

.lead-form input:focus,
.lead-form select:focus {
    border-color: var(--yellow);
    box-shadow: 0 0 0 3px rgba(255, 210, 0, .1);
}

.form-note,
.noscript-note {
    margin-top: 13px;
    color: #777773;
    font-size: .54rem;
    line-height: 1.5;
    text-align: center;
}

.site-footer {
    padding-top: 70px;
    background: #050505;
}

.footer-main {
    display: grid;
    padding-bottom: 60px;
    grid-template-columns: 1.4fr .55fr .8fr;
    gap: clamp(40px, 8vw, 110px);
}

.brand-footer {
    width: 218px;
    margin-bottom: 20px;
}

.footer-brand > p,
.footer-contact > p:not(.footer-title) {
    max-width: 430px;
    color: var(--muted-2);
    font-size: .7rem;
}

.footer-title {
    margin-bottom: 17px;
    color: #fff;
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.footer-nav {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
}

.footer-nav a {
    margin-bottom: 10px;
    color: var(--muted-2);
    font-size: .68rem;
    transition: color .2s ease;
}

.footer-nav a:hover,
.footer-phone:hover {
    color: var(--yellow);
}

.footer-phone {
    display: inline-flex;
    margin-top: 12px;
    color: var(--yellow);
    font-size: .75rem;
    font-weight: 800;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-block: 23px;
    border-top: 1px solid var(--line);
    color: #656560;
    font-size: .56rem;
}

.whatsapp-float {
    position: fixed;
    z-index: 950;
    right: 22px;
    bottom: 22px;
    display: flex;
    min-height: 58px;
    align-items: center;
    gap: 10px;
    padding: 8px 18px 8px 10px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 999px;
    color: #fff;
    background: #159944;
    box-shadow: 0 18px 45px rgba(0, 0, 0, .34);
    font-size: .7rem;
    font-weight: 800;
    transition: transform .2s ease, background .2s ease;
}

.whatsapp-float:hover {
    background: #1ca951;
    transform: translateY(-3px);
}

.whatsapp-float svg {
    width: 38px;
    height: 38px;
    padding: 7px;
    border-radius: 50%;
    fill: currentColor;
    background: rgba(255, 255, 255, .13);
}

.whatsapp-pulse {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(40, 211, 103, .6);
    border-radius: inherit;
    animation: whatsappPulse 2.5s ease-out infinite;
    pointer-events: none;
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .75s ease, transform .75s cubic-bezier(.2, .7, .2, 1);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
.delay-3 { transition-delay: .3s; }

@keyframes heroDrift {
    from { transform: scale(1.015) translate3d(0, 0, 0); }
    to { transform: scale(1.035) translate3d(-.25%, -.25%, 0); }
}

@keyframes scrollCue {
    0%, 100% { opacity: .35; transform: translateY(0); }
    45% { opacity: 1; transform: translateY(13px); }
}

@keyframes whatsappPulse {
    0% { opacity: .7; transform: scale(1); }
    75%, 100% { opacity: 0; transform: scale(1.16); }
}

@media (max-width: 1120px) {
    :root { --header-height: 76px; }

    .button-header { display: none; }

    .brand { width: 210px; }

    .split-grid,
    .answer-grid,
    .outcomes-grid,
    .faq-grid,
    .contact-grid {
        gap: 50px;
    }

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

    .method-card {
        min-height: 285px;
    }

    .method-icon {
        margin-bottom: 46px;
    }

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

    .durability-banner small {
        grid-column: 1 / -1;
    }
}

@media (max-width: 900px) {
    .menu-toggle {
        display: flex;
        margin-left: auto;
    }

    .main-nav {
        position: fixed;
        top: 74px;
        right: 0;
        left: 0;
        display: flex;
        height: calc(100dvh - 74px);
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 30px 24px 110px;
        border-top: 1px solid var(--line);
        background: rgba(6, 6, 6, .98);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition: opacity .25s ease, transform .25s ease;
    }

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

    .main-nav a {
        padding: 18px 4px;
        border-bottom: 1px solid var(--line);
        font-size: 1rem;
    }

    .main-nav a::after { display: none; }

    .hero,
    .hero-content {
        min-height: max(790px, 100svh);
    }

    .hero-image {
        background-position: 68% center;
    }

    .hero-overlay {
        background:
            linear-gradient(90deg, rgba(4, 4, 4, .96), rgba(4, 4, 4, .68) 68%, rgba(4, 4, 4, .26)),
            linear-gradient(0deg, #060606 0%, transparent 38%);
    }

    .hero h1 { max-width: 620px; }

    .scroll-cue { display: none; }

    .split-grid,
    .answer-grid,
    .outcomes-grid,
    .faq-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .visual-frame {
        min-height: 0;
        aspect-ratio: 16 / 9;
    }

    .visual-frame > img {
        min-height: 0;
        object-position: 42% center;
    }

    .section-heading {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .faq-intro {
        position: static;
    }

    .contact-section {
        min-height: auto;
    }

    .contact-overlay {
        background: linear-gradient(90deg, rgba(4, 4, 4, .98), rgba(4, 4, 4, .77)), linear-gradient(0deg, rgba(4, 4, 4, .9), transparent);
    }

    .contact-copy {
        max-width: 680px;
    }

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

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

@media (max-width: 620px) {
    .container {
        width: min(calc(100% - 32px), var(--container));
    }

    .brand { width: 174px; }

    .brand img { max-height: 58px; }

    .hero,
    .hero-content {
        min-height: max(860px, 100svh);
    }

    .hero-content {
        justify-content: flex-start;
        padding-top: 142px;
        padding-bottom: 160px;
    }

    .hero-image {
        background-position: 73% center;
    }

    .hero-overlay {
        background:
            linear-gradient(90deg, rgba(3, 3, 3, .98) 0%, rgba(3, 3, 3, .86) 65%, rgba(3, 3, 3, .5)),
            linear-gradient(0deg, #060606 0%, transparent 50%);
    }

    .hero h1 {
        font-size: clamp(2.75rem, 14vw, 4rem);
    }

    .hero-actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
    }

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

    .hero-proof {
        bottom: 34px;
        width: min(calc(100% - 32px), var(--container));
    }

    .platform-list {
        gap: 7px;
    }

    .platform-list span {
        padding: 7px 9px;
        font-size: .59rem;
    }

    .section {
        padding-block: 82px;
    }

    .section h2,
    .contact-section h2 {
        font-size: clamp(2.05rem, 11vw, 3.1rem);
    }

    .visual-frame {
        min-height: 0;
        aspect-ratio: 4 / 3;
    }

    .visual-frame > img {
        min-height: 0;
        object-position: 38% center;
    }

    .visual-badge {
        right: 16px;
        bottom: 16px;
        left: 16px;
        max-width: none;
    }

    .feature-list,
    .method-grid,
    .audience-grid,
    .outcomes-cards,
    .form-row {
        grid-template-columns: 1fr;
    }

    .answer-demo {
        padding: 20px;
    }

    .demo-question {
        width: 95%;
    }

    .demo-answer {
        padding: 20px 16px;
    }

    .demo-ai {
        align-items: flex-start;
        flex-direction: column;
        gap: 5px;
    }

    .demo-ai img {
        width: 102px;
    }

    .demo-source {
        grid-template-columns: 92px minmax(0, 1fr) auto;
        gap: 10px;
    }

    .demo-source img {
        width: 92px;
    }

    .method-card {
        min-height: 265px;
    }

    .durability-banner {
        padding: 26px;
        grid-template-columns: 1fr;
    }

    .durability-banner small {
        grid-column: auto;
    }

    .audience-card {
        min-height: 0;
    }

    .contact-section {
        padding-block: 82px;
    }

    .contact-cover {
        object-position: 76% center;
    }

    .lead-form {
        padding: 22px 18px;
    }

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

    .footer-brand {
        grid-column: auto;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .whatsapp-float {
        right: 14px;
        bottom: 14px;
        min-height: 56px;
        padding: 8px;
    }

    .whatsapp-label {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        white-space: nowrap;
    }

    .whatsapp-float svg {
        width: 40px;
        height: 40px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}