.gh {
    --gh-accent: #0d6efd;
    --gh-accent-dark: #0a58ca;
    --gh-ink: #16181c;
    --gh-muted: #6b7280;
    --gh-line: #e6e9ef;
    --gh-bg-soft: #f4f6fb;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 18px 70px;
    color: var(--gh-ink);
}

.gh-hero {
    position: relative;
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 40px;
    align-items: center;
    padding: 54px 0 46px;
    overflow: hidden;
}

.gh-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(13, 110, 253, .1);
    color: var(--gh-accent);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .02em;
    margin-bottom: 20px;
}

.gh-title {
    font-size: 2.9rem;
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -.03em;
    margin: 0 0 18px;
}
.gh-title-accent {
    background: linear-gradient(135deg, #0d6efd 0%, #7048c4 100%);
    -webkit-background-clip: text;
            background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gh-lead {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--gh-muted);
    max-width: 520px;
    margin: 0 0 28px;
}

.gh-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.gh-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 50px;
    padding: 0 30px;
    border-radius: 12px;
    font-size: .96rem;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition: transform .14s, box-shadow .14s, background .14s, color .14s;
}
.gh-btn-main,
.gh-btn-main:link,
.gh-btn-main:visited {
    background: var(--gh-accent);
    color: #fff !important;
    box-shadow: 0 4px 16px rgba(13, 110, 253, .3);
}
.gh-btn-main:hover,
.gh-btn-main:focus,
.gh-btn-main:active {
    background: var(--gh-accent-dark);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 7px 22px rgba(13, 110, 253, .38);
}
.gh-btn-ghost {
    background: #fff;
    color: var(--gh-ink);
    border: 1px solid var(--gh-line);
}
.gh-btn-ghost:hover { background: var(--gh-bg-soft); color: var(--gh-ink); }

.gh-cta-note {
    margin-top: 14px;
    font-size: .84rem;
    color: var(--gh-muted);
}

.gh-hero-art {
    position: relative;
    height: 380px;
    pointer-events: none;
}
.gh-art-item {
    position: absolute;
    width: 128px;
    aspect-ratio: 2/3;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 12px 34px rgba(16, 24, 40, .18);
    transition: transform .3s;
}
.gh-art-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gh-art-1 { top: 0;    left: 0;    transform: rotate(-6deg); z-index: 3; }
.gh-art-2 { top: 28px; left: 108px; transform: rotate(3deg);  z-index: 4; }
.gh-art-3 { top: 10px; left: 224px; transform: rotate(-3deg); z-index: 2; }
.gh-art-4 { top: 190px; left: 44px; transform: rotate(4deg);  z-index: 5; }
.gh-art-5 { top: 214px; left: 168px; transform: rotate(-5deg); z-index: 3; }
.gh-art-6 { top: 176px; left: 286px; transform: rotate(6deg);  z-index: 1; opacity: .85; }

.gh-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
    padding: 26px;
    border-radius: 18px;
    background: var(--gh-bg-soft);
    margin-bottom: 56px;
}
.gh-stat { text-align: center; }
.gh-stat-num {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
}
.gh-stat-label {
    font-size: .84rem;
    color: var(--gh-muted);
    margin-top: 2px;
}
.gh-stat-live .gh-stat-num { color: #178a4c; }

.gh-section { margin-bottom: 56px; }
.gh-section-slim { margin-bottom: 20px; }
.gh-section-head { margin-bottom: 22px; }
.gh-section-title {
    font-size: 1.5rem;
    font-weight: 750;
    letter-spacing: -.02em;
    margin: 0;
}
.gh-section-sub {
    font-size: .9rem;
    color: var(--gh-muted);
    margin-top: 5px;
}

.gh-marquee {
    position: relative;
    overflow: hidden;
    margin: 0 -18px;
    padding: 4px 0;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.gh-marquee-track {
    display: flex;
    gap: 14px;
    width: max-content;
    animation: ghScroll 62s linear infinite;
}
.gh-marquee:hover .gh-marquee-track { animation-play-state: paused; }

.gh-marquee-rev .gh-marquee-track { animation-direction: reverse; animation-duration: 74s; }

.gh-row { margin-bottom: 18px; }
.gh-row:last-child { margin-bottom: 0; }
.gh-row-label {
    font-size: .78rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .06em; color: var(--gh-muted);
    margin-bottom: 10px; padding-left: 2px;
}

.gh-marquee-item {
    flex: 0 0 auto;
    width: 132px;
    aspect-ratio: 2/3;
    border-radius: 12px;
    overflow: hidden;
    background: var(--gh-bg-soft);
    box-shadow: 0 4px 16px rgba(16, 24, 40, .1);
    transition: transform .25s;
}
.gh-marquee-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gh-marquee:hover .gh-marquee-item { transform: scale(.97); }

@keyframes ghScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
    .gh-marquee-track { animation: none; }
    .gh-marquee { overflow-x: auto; }
}

.gh-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}
.gh-feature {
    padding: 24px;
    border: 1px solid var(--gh-line);
    border-radius: 16px;
    background: #fff;
    transition: border-color .16s, box-shadow .16s, transform .16s;
}
.gh-feature:hover {
    border-color: #c5dcff;
    box-shadow: 0 6px 20px rgba(16, 24, 40, .07);
    transform: translateY(-2px);
}
.gh-feature-ico {
    width: 46px; height: 46px;
    border-radius: 13px;
    background: rgba(13, 110, 253, .1);
    color: var(--gh-accent);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 15px;
}
.gh-feature-ico svg { width: 24px; height: 24px; }
.gh-feature-title { font-size: 1rem; font-weight: 700; margin-bottom: 7px; }
.gh-feature-text { font-size: .89rem; line-height: 1.6; color: var(--gh-muted); }

.gh-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    margin-bottom: 26px;
}
.gh-step { display: flex; gap: 14px; align-items: flex-start; }
.gh-step-num {
    flex-shrink: 0;
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--gh-accent);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: .92rem; font-weight: 700;
}
.gh-step-title { font-weight: 700; font-size: .95rem; margin-bottom: 3px; }
.gh-step-text { font-size: .86rem; color: var(--gh-muted); line-height: 1.5; }

.gh-join {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 28px 32px;
    border-radius: 18px;
    background: linear-gradient(135deg, #0d6efd 0%, #7048c4 100%);
    color: #fff;
}
.gh-join-title { font-size: 1.3rem; font-weight: 750; }
.gh-join-sub { font-size: .9rem; opacity: .9; margin-top: 3px; }
.gh-join .gh-btn-main,
.gh-join .gh-btn-main:link,
.gh-join .gh-btn-main:visited {
    background: #fff;
    color: var(--gh-accent) !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, .18);
}
.gh-join .gh-btn-main:hover { background: #f4f6fb; color: var(--gh-accent-dark) !important; }

@media (max-width: 991px) {
    .gh-hero { grid-template-columns: 1fr; gap: 30px; padding: 36px 0 34px; }
    .gh-hero-art { height: 300px; transform: scale(.85); transform-origin: left top; }
    .gh-title { font-size: 2.3rem; }
}

@media (max-width: 767px) {
    .gh { padding-left: 16px; padding-right: 16px; }

    .gh-hero { padding: 26px 0 30px; gap: 0; }
    .gh-hero-art { display: none; }

    .gh-badge { font-size: .74rem; padding: 5px 12px; margin-bottom: 16px; }

    .gh-title { font-size: 2rem; line-height: 1.14; letter-spacing: -.028em; margin-bottom: 14px; }
    .gh-title br { display: none; }
    .gh-title-accent { display: inline; }

    .gh-lead { font-size: .95rem; line-height: 1.58; margin-bottom: 22px; }

    .gh-cta { flex-direction: column; gap: 10px; }
    .gh-btn { height: 52px; width: 100%; font-size: .95rem; }
    .gh-cta-note { margin-top: 12px; font-size: .8rem; text-align: center; }

    .gh-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px 12px; padding: 22px 16px; margin-bottom: 38px;
        border-radius: 16px;
    }
    .gh-stats .gh-stat:nth-child(3):last-child { grid-column: 1 / -1; }
    .gh-stat-num { font-size: 1.7rem; }
    .gh-stat-label { font-size: .8rem; }

    .gh-section { margin-bottom: 38px; }
    .gh-section-head { margin-bottom: 16px; }
    .gh-section-title { font-size: 1.28rem; }
    .gh-section-sub { font-size: .85rem; }

    .gh-marquee { margin: 0 -16px; }
    .gh-marquee-item { width: 104px; border-radius: 10px; }
    .gh-marquee-track { gap: 10px; animation-duration: 45s; }
    .gh-marquee-rev .gh-marquee-track { animation-duration: 55s; }
    .gh-row { margin-bottom: 20px; }
    .gh-row-label { font-size: .74rem; margin-bottom: 8px; }

    .gh-features { gap: 12px; }
    .gh-feature { padding: 18px; border-radius: 14px; }
    .gh-feature-ico { width: 40px; height: 40px; border-radius: 11px; margin-bottom: 12px; }
    .gh-feature-ico svg { width: 21px; height: 21px; }
    .gh-feature-title { font-size: .96rem; }
    .gh-feature-text { font-size: .86rem; }

    .gh-inside { grid-template-columns: 1fr; gap: 14px; }
    .gh-mock-body { padding: 15px; }
    .gh-msg { max-width: 90%; }

    .gh-steps { gap: 14px; margin-bottom: 20px; }
    .gh-step-num { width: 30px; height: 30px; font-size: .86rem; }

    .gh-join { padding: 22px; border-radius: 16px; text-align: center; justify-content: center; }
    .gh-join-text { width: 100%; }
    .gh-join-title { font-size: 1.18rem; }
    .gh-join .gh-btn { width: 100%; }
}

@media (max-width: 380px) {
    .gh { padding-left: 13px; padding-right: 13px; }
    .gh-title { font-size: 1.72rem; }
    .gh-lead { font-size: .9rem; }
    .gh-marquee { margin: 0 -13px; }
    .gh-marquee-item { width: 92px; }
    .gh-stat-num { font-size: 1.5rem; }
    .gh-feature { padding: 16px; }
}

.gh-hero-body { min-width: 0; }
.gh-join-text { min-width: 0; }
.gh-step-body { min-width: 0; }

.gh-inside {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 20px;
    align-items: start;
}
.gh-mock {
    border: 1px solid var(--gh-line);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 6px 24px rgba(16,24,40,.07);
    overflow: hidden;
}

.gh-mock-head {
    display: flex; align-items: center; gap: 9px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--gh-line);
}
.gh-mock-dot {
    width: 9px; height: 9px; border-radius: 50%;
    background: #178a4c;
    box-shadow: 0 0 0 0 rgba(23,138,76,.5);
    animation: ghPulse 2.4s infinite;
}
.gh-mock-name { font-weight: 700; font-size: .92rem; }

.gh-mock-body { padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.gh-msg { display: flex; align-items: flex-end; gap: 9px; max-width: 82%; }
.gh-msg-ava {
    flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: .78rem; font-weight: 700;
}
.gh-msg-text {
    padding: 9px 14px; border-radius: 14px;
    background: var(--gh-bg-soft); font-size: .87rem; line-height: 1.4;
}
.gh-msg-out { margin-left: auto; }
.gh-msg-out .gh-msg-text {
    background: var(--gh-accent); color: #fff;
    border-bottom-right-radius: 5px;
}
.gh-msg-in .gh-msg-text { border-bottom-left-radius: 5px; }

.gh-mock-foot {
    display: flex; align-items: center; gap: 10px;
    padding: 13px 18px; border-top: 1px solid var(--gh-line);
}
.gh-mock-input {
    flex: 1; padding: 9px 14px; border-radius: 999px;
    background: var(--gh-bg-soft); color: #9aa0a6; font-size: .85rem;
}
.gh-mock-send {
    flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
    background: var(--gh-accent); position: relative;
}
.gh-mock-send::after {
    content: ''; position: absolute; inset: 0;
    background: #fff;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M15.9.5 1 6.3l4.6 1.6L13 3.2 8.2 9.3l1.6 4.6z'/%3E%3C/svg%3E") center/15px no-repeat;
            mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M15.9.5 1 6.3l4.6 1.6L13 3.2 8.2 9.3l1.6 4.6z'/%3E%3C/svg%3E") center/15px no-repeat;
}

.gh-mock-profile { padding: 20px; }
.gh-prof-top { display: flex; align-items: center; gap: 13px; margin-bottom: 18px; }
.gh-prof-ava {
    width: 50px; height: 50px; border-radius: 50%;
    background: linear-gradient(135deg, #0d6efd, #7048c4);
    color: #fff; font-size: 1.2rem; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
}
.gh-prof-name { font-weight: 750; font-size: 1rem; }
.gh-prof-role { font-size: .82rem; color: var(--gh-muted); }

.gh-prof-stats {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
    padding: 14px 0; margin-bottom: 14px;
    border-top: 1px solid var(--gh-line);
    border-bottom: 1px solid var(--gh-line);
}
.gh-prof-stat { text-align: center; }
.gh-prof-stat b { display: block; font-size: 1.15rem; font-weight: 750; }
.gh-prof-stat span { font-size: .75rem; color: var(--gh-muted); }

.gh-prof-lists { display: flex; flex-direction: column; gap: 9px; }
.gh-prof-list {
    display: flex; align-items: center; gap: 9px;
    font-size: .87rem; color: var(--gh-muted);
}
.gh-prof-list b { margin-left: auto; color: var(--gh-ink); font-weight: 700; }
.gh-prof-chip { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.gh-chip-blue { background: #0d6efd; }
.gh-chip-orange { background: #e68a00; }
.gh-chip-green { background: #178a4c; }

@media (max-width: 767px) {
    .gh-inside { grid-template-columns: 1fr; gap: 16px; }
    .gh-mock-body { padding: 15px; }
    .gh-msg { max-width: 90%; }
}

.gh-mock-chat { display: flex; flex-direction: column; }

.gh h1, .gh h2, .gh h3, .gh h4 { margin: 0; }
.gh-feature-title, .gh-step-title, .gh-join-title,
.gh-row-label, .gh-mock-name, .gh-prof-name { font-family: inherit; }