/* Umbrella homepage (www.aibar.world) — owner/guest story layout.
   Scoped under body.hub-home so Bootstrap + existing index.css stay intact. */

body.hub-home {
    --hub-ink: #0c0913;
    --hub-ink-2: #120d1e;
    --hub-surface: #1a1329;
    --hub-surface-2: #221733;
    --hub-line: rgba(180, 150, 230, 0.14);
    --hub-line-strong: rgba(180, 150, 230, 0.28);
    --hub-fg: #f5f1fb;
    --hub-fg-muted: #b3a8c9;
    --hub-fg-dim: #8a7ea6;
    --hub-violet: #a855f7;
    --hub-indigo: #6366f1;
    --hub-grad-engine: linear-gradient(115deg, #c084fc 0%, #a855f7 40%, #6366f1 100%);
    --hub-amber: #f5a524;
    --hub-amber-soft: rgba(245, 165, 36, 0.14);
    --hub-lime: #4ade80;
    --hub-lime-soft: rgba(74, 222, 128, 0.13);
    --hub-r: 18px;
    --hub-maxw: 1140px;
    background:
        radial-gradient(1100px 620px at 82% -8%, rgba(99, 102, 241, 0.18), transparent 60%),
        radial-gradient(900px 560px at 8% 4%, rgba(168, 85, 247, 0.16), transparent 58%),
        var(--hub-ink);
    color: var(--hub-fg);
    overflow-x: clip;
}

html.light-theme body.hub-home {
    --hub-ink: #f6f2fb;
    --hub-ink-2: #efe8f8;
    --hub-surface: #ffffff;
    --hub-surface-2: #f3eefb;
    --hub-line: rgba(90, 60, 140, 0.16);
    --hub-line-strong: rgba(90, 60, 140, 0.28);
    --hub-fg: #1a1228;
    --hub-fg-muted: #5c5270;
    --hub-fg-dim: #8a7ea6;
    background:
        radial-gradient(1100px 620px at 82% -8%, rgba(99, 102, 241, 0.12), transparent 60%),
        radial-gradient(900px 560px at 8% 4%, rgba(168, 85, 247, 0.1), transparent 58%),
        var(--hub-ink);
}

body.hub-home[data-aud="owner"] .guest-only {
    display: none !important;
}

body.hub-home[data-aud="guest"] .owner-only {
    display: none !important;
}

.hub-wrap {
    max-width: var(--hub-maxw);
    margin: 0 auto;
    padding: 0 22px;
}

.hub-eyebrow {
    font-size: 0.74rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--hub-fg-dim);
    font-weight: 600;
}

.hub-grad {
    background: var(--hub-grad-engine);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.hub-home h1,
body.hub-home h2,
body.hub-home h3 {
    text-wrap: balance;
    line-height: 1.08;
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.02em;
}

body.hub-home h1 {
    font-size: clamp(2.4rem, 6vw, 4.1rem);
}

body.hub-home h2 {
    font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.hub-lead {
    font-size: clamp(1.05rem, 1.6vw, 1.22rem);
    color: var(--hub-fg-muted);
    max-width: 52ch;
}

body.hub-home #navbar {
    background: linear-gradient(var(--hub-ink-2), rgba(12, 9, 19, 0.6));
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--hub-line);
}

html.light-theme body.hub-home #navbar {
    background: linear-gradient(var(--hub-ink-2), rgba(246, 242, 251, 0.72));
}

body.hub-home .hub-nav-link {
    color: var(--hub-fg-muted);
    font-size: 0.92rem;
    padding: 8px 12px;
    border-radius: 10px;
    text-decoration: none;
    white-space: nowrap;
}

body.hub-home .hub-nav-link:hover {
    color: var(--hub-fg);
    background: var(--hub-surface);
}

.hub-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.92rem;
    padding: 11px 18px;
    border-radius: 12px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: 0.18s;
    text-decoration: none;
    color: inherit;
}

.hub-btn-primary {
    background: var(--hub-grad-engine);
    color: #fff;
    box-shadow: rgba(139, 92, 246, 0.6) 0 8px 26px -8px;
}

.hub-btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
    color: #fff;
}

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

.hub-btn-ghost:hover {
    background: var(--hub-surface);
    border-color: var(--hub-violet);
    color: var(--hub-fg);
}

.hub-seg {
    display: inline-flex;
    background: var(--hub-surface);
    border: 1px solid var(--hub-line);
    border-radius: 999px;
    padding: 4px;
}

.hub-seg button {
    border: 0;
    background: transparent;
    color: var(--hub-fg-muted);
    font-family: inherit;
    font-size: 0.86rem;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: 999px;
    cursor: pointer;
    transition: 0.18s;
}

.hub-seg button[aria-pressed="true"] {
    background: var(--hub-grad-engine);
    color: #fff;
}

body.hub-home #hero {
    padding: 96px 0 24px;
    overflow: visible;
    background: none;
}

body.hub-home #hero .hub-wrap {
    position: relative;
    z-index: 1;
}

.hub-hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: center;
}

.hub-cta-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 26px;
    align-items: center;
}

.hub-toggle-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 22px 0 4px;
}

.hub-toggle-wrap > span {
    font-size: 0.86rem;
    color: var(--hub-fg-dim);
}

.hub-metrics {
    display: flex;
    gap: 26px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.hub-metric b {
    display: block;
    font-size: 1.7rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.hub-metric small {
    color: var(--hub-fg-dim);
    font-size: 0.82rem;
}

.hub-engine {
    position: relative;
    aspect-ratio: 1 / 1;
    max-width: 440px;
    margin-left: auto;
    width: 100%;
    pointer-events: none;
}

.hub-engine svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.hub-node-core {
    transform-origin: 130px 200px;
    animation: hub-pulse 3.4s ease-in-out infinite;
}

@keyframes hub-pulse {
    0%, 100% { opacity: 0.85; }
    50% { opacity: 1; }
}

.hub-flow {
    stroke-dasharray: 6 8;
    animation: hub-dash 1.1s linear infinite;
}

@keyframes hub-dash {
    100% { stroke-dashoffset: -28; }
}

.hub-engine-badge {
    position: absolute;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--hub-line-strong);
    background: var(--hub-ink-2);
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    pointer-events: auto;
    z-index: 2;
}

.hub-engine-badge:hover {
    filter: brightness(1.12);
    color: inherit;
    text-decoration: none;
}

body.hub-home main > section {
    padding: 56px 0;
}

.hub-sec-head {
    max-width: 60ch;
    margin-bottom: 34px;
}

.hub-sec-head h2 {
    margin-top: 10px;
}

.hub-sec-head p {
    color: var(--hub-fg-muted);
    margin: 12px 0 0;
}

.hub-caps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.hub-cap {
    border: 1px solid var(--hub-line);
    border-radius: 16px;
    background: var(--hub-surface);
    padding: 22px;
}

.hub-cap .hub-ic {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    margin-bottom: 14px;
    background: rgba(168, 85, 247, 0.14);
    color: var(--hub-violet);
    font-size: 1.1rem;
}

.hub-cap h4 {
    margin: 0 0 6px;
    font-size: 1.02rem;
}

.hub-cap p {
    margin: 0;
    color: var(--hub-fg-muted);
    font-size: 0.9rem;
}

.hub-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    counter-reset: hub-s 0;
}

.hub-step {
    border: 1px solid var(--hub-line);
    border-radius: 16px;
    padding: 22px;
    background: linear-gradient(180deg, var(--hub-surface), var(--hub-ink-2));
}

.hub-step .hub-n {
    counter-increment: hub-s 1;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.8rem;
    color: var(--hub-violet);
    font-weight: 700;
}

.hub-step .hub-n::before {
    content: "0" counter(hub-s);
}

.hub-step h4 {
    margin: 10px 0 6px;
    font-size: 1.05rem;
}

.hub-step p {
    margin: 0;
    color: var(--hub-fg-muted);
    font-size: 0.9rem;
}

.hub-control-note {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-top: 28px;
    padding: 20px 22px;
    border-radius: 16px;
    border: 1px solid var(--hub-line-strong);
    background: var(--hub-surface);
}

.hub-control-note .hub-ic {
    font-size: 1.4rem;
    line-height: 1;
}

.hub-control-note p {
    margin: 0;
    color: var(--hub-fg-muted);
    font-size: 0.95rem;
}

.hub-control-note b {
    color: var(--hub-fg);
}

.hub-proof {
    border: 1px solid var(--hub-line);
    border-radius: 22px;
    background: var(--hub-ink-2);
    padding: 34px 30px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 34px;
    align-items: center;
}

.hub-proof-big {
    display: flex;
    gap: 34px;
    flex-wrap: wrap;
}

.hub-proof-big .hub-metric b {
    font-size: 2.1rem;
}

.hub-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.hub-logos span {
    border: 1px solid var(--hub-line);
    border-radius: 10px;
    padding: 8px 14px;
    color: var(--hub-fg-muted);
    font-weight: 600;
    font-size: 0.88rem;
}

.hub-proof-note {
    text-align: center;
    color: var(--hub-fg-dim);
    font-size: 0.84rem;
    margin: 16px 0 0;
}

.hub-roadmap {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hub-rc {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    border: 1px solid var(--hub-line);
    border-radius: 999px;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 0.92rem;
    text-decoration: none;
    color: inherit;
}

a.hub-rc.live:hover {
    border-color: var(--hub-violet);
    color: var(--hub-fg);
}

.hub-rc.live {
    border-color: var(--hub-line-strong);
}

.hub-rc .hub-tick {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 0.7rem;
    background: var(--hub-grad-engine);
    color: #fff;
}

.hub-rc.soon {
    color: var(--hub-fg-dim);
}

.hub-rc.soon .hub-tick {
    background: var(--hub-surface-2);
    color: var(--hub-fg-dim);
}

.hub-explore {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 0 auto 28px;
    color: var(--hub-fg-dim);
    font-size: 0.9rem;
}

.hub-explore a {
    border: 1px solid var(--hub-line);
    border-radius: 999px;
    padding: 7px 14px;
    color: var(--hub-fg-muted);
    font-weight: 600;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.82rem;
    text-decoration: none;
}

.hub-explore a:hover {
    border-color: var(--hub-line-strong);
    color: var(--hub-fg);
}

.hub-venue-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

.hub-vpanel {
    border: 1px solid var(--hub-line);
    border-radius: 22px;
    padding: 28px 26px;
    background:
        radial-gradient(500px 240px at 50% -30%, rgba(168, 85, 247, 0.14), transparent),
        linear-gradient(180deg, var(--hub-surface), var(--hub-ink-2));
}

.hub-vtag {
    display: inline-block;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--hub-fg-muted);
    border: 1px solid var(--hub-line-strong);
    border-radius: 999px;
    padding: 6px 12px;
}

.hub-vpanel h3 {
    font-size: 1.4rem;
    margin: 16px 0 6px;
}

.hub-vp-sub {
    color: var(--hub-fg-muted);
    font-size: 0.95rem;
    margin: 0 0 20px;
}

.hub-vp-foot {
    color: var(--hub-fg-dim);
    font-size: 0.82rem;
    margin: 16px 0 0;
}

.hub-big-start {
    width: 100%;
    justify-content: center;
    font-size: 1.02rem;
    padding: 15px 20px;
}

.hub-msg-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hub-msg-form .hub-fr {
    display: flex;
    gap: 12px;
}

.hub-msg-form .form-control,
.hub-msg-form .form-select,
.hub-msg-form textarea {
    width: 100%;
    background: var(--hub-ink);
    color: var(--hub-fg);
    border: 1px solid var(--hub-line);
    border-radius: 11px;
    padding: 11px 13px;
    font-size: 0.92rem;
}

.hub-msg-form .form-control:focus,
.hub-msg-form .form-select:focus,
.hub-msg-form textarea:focus {
    outline: none;
    border-color: var(--hub-violet);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.18);
}

.hub-msg-form .form-control::placeholder,
.hub-msg-form textarea::placeholder {
    color: var(--hub-fg-dim);
}

.hub-sel-label {
    font-size: 0.84rem;
    color: var(--hub-fg-muted);
    margin-top: 2px;
}

.hub-sel-label span {
    color: var(--hub-fg-dim);
}

.hub-idea-card {
    border: 1px solid var(--hub-line);
    border-radius: 24px;
    padding: clamp(28px, 5vw, 48px);
    text-align: center;
    max-width: 860px;
    margin: 0 auto;
    background:
        radial-gradient(620px 260px at 50% -30%, rgba(99, 102, 241, 0.16), transparent),
        linear-gradient(180deg, var(--hub-surface), var(--hub-ink-2));
}

.hub-idea-card h2 {
    margin: 12px auto 0;
    max-width: 22ch;
}

.hub-idea-card p {
    color: var(--hub-fg-muted);
    margin: 16px auto 0;
    max-width: 62ch;
}

.hub-idea-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.hub-idea-flow span {
    border: 1px solid var(--hub-line-strong);
    border-radius: 999px;
    padding: 9px 16px;
    font-weight: 600;
    font-size: 0.9rem;
    background: var(--hub-ink-2);
}

.hub-idea-flow i {
    color: var(--hub-violet);
    font-style: normal;
    font-weight: 800;
}

.hub-band {
    border: 1px solid var(--hub-line-strong);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    background:
        radial-gradient(700px 300px at 50% -40%, rgba(168, 85, 247, 0.22), transparent),
        var(--hub-ink-2);
}

.hub-band .hub-cta-row {
    justify-content: center;
}

.hub-try-types {
    margin-top: 26px;
}

.hub-try-soon {
    justify-content: center;
    margin-top: 22px;
}

.hub-band .hub-lead {
    margin: 14px auto 0;
    text-align: center;
}

body.hub-home footer {
    border-top: 1px solid var(--hub-line);
    margin-top: 20px;
    padding: 40px 0 60px;
    color: var(--hub-fg-muted);
}

.hub-foot-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 24px;
}

body.hub-home footer h5 {
    color: var(--hub-fg);
    font-size: 0.82rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0 0 14px;
}

body.hub-home footer .hub-foot-col a {
    display: block;
    color: var(--hub-fg-muted);
    font-size: 0.92rem;
    padding: 4px 0;
    text-decoration: none;
}

body.hub-home footer .hub-foot-col a:hover {
    color: var(--hub-fg);
}

.hub-foot-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--hub-line);
    font-size: 0.82rem;
    color: var(--hub-fg-dim);
}

a.hub-privacy {
    color: inherit;
}

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

a.hub-legal {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    max-width: 100%;
    padding: 8px 14px 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--hub-line-strong);
    background:
        linear-gradient(115deg, rgba(168, 85, 247, 0.14), rgba(99, 102, 241, 0.08));
    color: var(--hub-fg);
    text-decoration: none;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.12);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

a.hub-legal:hover,
a.hub-legal:focus-visible {
    color: var(--hub-fg);
    text-decoration: none;
    border-color: var(--hub-violet);
    box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.28), 0 12px 28px rgba(168, 85, 247, 0.22);
    transform: translateY(-1px);
}

.hub-legal-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    background: var(--hub-grad-engine);
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.85);
}

.hub-legal-line {
    color: var(--hub-fg-muted);
    font-weight: 500;
}

.hub-legal-cta {
    background: var(--hub-grad-engine);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 700;
    white-space: nowrap;
}

html.light-theme a.hub-legal {
    background: linear-gradient(115deg, rgba(168, 85, 247, 0.1), rgba(99, 102, 241, 0.06));
}

.hub-reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: 0.6s;
}

.hub-reveal.in {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .hub-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .hub-flow,
    .hub-node-core {
        animation: none;
    }
    a.hub-legal {
        transition: none;
        transform: none;
    }
    a.hub-legal:hover,
    a.hub-legal:focus-visible {
        transform: none;
    }
}

@media (max-width: 880px) {
    .hub-hero-grid {
        grid-template-columns: 1fr;
    }
    .hub-engine {
        order: -1;
        max-width: 320px;
        margin: 0 auto;
    }
    .hub-caps {
        grid-template-columns: 1fr 1fr;
    }
    .hub-steps {
        grid-template-columns: 1fr 1fr;
    }
    .hub-proof {
        grid-template-columns: 1fr;
    }
    .hub-foot-grid {
        grid-template-columns: 1fr 1fr;
    }
    .hub-venue-grid {
        grid-template-columns: 1fr;
    }
    body.hub-home #hero {
        padding-top: 84px;
    }
}

@media (max-width: 520px) {
    .hub-caps,
    .hub-steps {
        grid-template-columns: 1fr;
    }
    .hub-metrics {
        gap: 18px;
    }
    .hub-msg-form .hub-fr {
        flex-direction: column;
    }
    .hub-foot-grid {
        grid-template-columns: 1fr;
    }
}