/* TNA UI Stability V2 — interaction safety, responsive home, loading and ad-slot foundations. */

:root {
    --tna-header-layer: 300;
    --tna-drawer-layer: 360;
    --tna-backdrop-layer: 350;
    --tna-loader-layer: 1000;
}

/* Decorative layers must never intercept links or controls. */
.tna-space,
.tna-network-canvas,
.tna-cinematic-stage,
.tna-cinematic-stage *,
.tnx-ecosystem-scene::before,
.tnx-home-story__visual,
.tnx-engine__visual {
    pointer-events: none !important;
}

.tna-main,
.tna-site-footer,
.tnx-home,
.tnx-home :where(a, button, input, select, textarea, summary) {
    position: relative;
}

.tna-site-header {
    z-index: var(--tna-header-layer) !important;
}

.tna-site-nav {
    isolation: isolate;
}

.tna-site-ecosystem,
.tna-site-user {
    z-index: 4;
}

.tna-site-ecosystem__panel,
.tna-site-user__panel {
    z-index: calc(var(--tna-header-layer) + 5);
}

.tna-menu-backdrop {
    z-index: var(--tna-backdrop-layer) !important;
}

.tna-site-drawer {
    z-index: var(--tna-drawer-layer) !important;
}

/* Keep desktop hero dramatic without allowing it to consume the viewport. */
.tnx-home-hero__grid {
    min-width: 0;
}

.tnx-home-hero__copy,
.tnx-ecosystem-scene {
    min-width: 0;
}

.tnx-home-hero__copy h1 {
    max-width: 12ch;
    font-size: clamp(2.65rem, 5.35vw, 5.75rem);
    line-height: 1.03;
}

.tnx-service-node {
    cursor: pointer;
    pointer-events: auto !important;
}

.tnx-service-node:focus-visible,
.tnx-brand-card:focus-visible {
    z-index: 12;
}

/* Loading transition: visual enhancement only; content always wins after timeout. */
.tna-page-loader {
    position: fixed;
    z-index: var(--tna-loader-layer);
    inset: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    color: #f7f9fc;
    background:
        radial-gradient(circle at 50% 45%, rgba(74, 210, 255, .14), transparent 30rem),
        radial-gradient(circle at 55% 55%, rgba(239, 185, 90, .12), transparent 24rem),
        #010208;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity .42s ease, visibility 0s linear .42s;
}

.tna-page-loader.is-complete {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.tna-page-loader__scene {
    width: min(280px, 76vw);
    display: grid;
    justify-items: center;
    gap: 22px;
    perspective: 900px;
}

.tna-page-loader__mark {
    position: relative;
    width: 112px;
    aspect-ratio: 1;
    transform-style: preserve-3d;
    animation: tna-loader-float 2.2s ease-in-out infinite;
}

.tna-page-loader__mark::before,
.tna-page-loader__mark::after,
.tna-page-loader__cube {
    content: "";
    position: absolute;
    inset: 13px;
    border: 1px solid rgba(99, 220, 255, .58);
    border-radius: 26px;
    background: linear-gradient(145deg, rgba(99, 220, 255, .16), rgba(239, 185, 90, .13));
    box-shadow: 0 0 54px rgba(79, 208, 255, .18), inset 0 1px rgba(255,255,255,.08);
    transform: rotateX(62deg) rotateZ(45deg);
}

.tna-page-loader__mark::after {
    inset: 28px;
    border-color: rgba(239, 185, 90, .66);
    transform: rotateX(62deg) rotateZ(-45deg);
    animation: tna-loader-spin 2.8s linear infinite reverse;
}

.tna-page-loader__cube {
    inset: 34px;
    border-radius: 18px;
    transform: rotateX(58deg) rotateY(-18deg) rotateZ(45deg);
    animation: tna-loader-spin 2.2s linear infinite;
}

.tna-page-loader__copy {
    display: grid;
    gap: 6px;
    text-align: center;
}

.tna-page-loader__copy strong {
    font-size: 1rem;
    font-weight: 900;
}

.tna-page-loader__copy span {
    color: #9eabc0;
    font-size: .76rem;
}

.tna-page-loader__progress {
    width: min(220px, 64vw);
    height: 3px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(255,255,255,.08);
}

.tna-page-loader__progress::after {
    content: "";
    display: block;
    width: 42%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #e9bb63, #62d8ff);
    animation: tna-loader-progress 1.2s ease-in-out infinite;
}

@keyframes tna-loader-float {
    50% { transform: translateY(-8px) rotateY(12deg); }
}

@keyframes tna-loader-spin {
    to { transform: rotateX(58deg) rotateY(342deg) rotateZ(405deg); }
}

@keyframes tna-loader-progress {
    from { transform: translateX(-130%); }
    to { transform: translateX(340%); }
}

/* Reserved ad surfaces are calm, labelled and layout-stable. */
.tna-ad-slot {
    width: min(100%, var(--tna-ad-max-width, 1040px));
    min-height: var(--tna-ad-min-height, 120px);
    display: grid;
    place-items: center;
    margin: clamp(18px, 4vw, 34px) auto;
    padding: 10px;
    overflow: hidden;
    border: 1px solid rgba(155, 168, 189, .14);
    border-radius: 20px;
    background: rgba(5, 8, 16, .52);
    contain: layout paint;
}

.tna-ad-slot::before {
    content: attr(data-ad-label);
    position: absolute;
    inset-block-start: 7px;
    inset-inline-end: 10px;
    color: #7f8ca0;
    font-size: .62rem;
    letter-spacing: .04em;
}

.tna-ad-slot[data-ad-state="empty"] {
    display: none;
}

.tna-ad-slot iframe,
.tna-ad-slot img,
.tna-ad-slot > div {
    max-width: 100%;
}

@media (max-width: 1439px) {
    .tna-site-menu-button {
        position: relative;
        z-index: calc(var(--tna-header-layer) + 2);
    }

    .tna-site-drawer {
        height: var(--tnx-viewport-height, 100dvh);
        max-height: var(--tnx-viewport-height, 100dvh);
    }

    .tnx-home-hero__grid {
        grid-template-columns: minmax(0, 1fr) minmax(400px, .86fr);
        gap: clamp(24px, 4vw, 54px);
    }

    .tnx-home-hero__copy h1 {
        font-size: clamp(2.5rem, 5.4vw, 4.8rem);
    }
}

@media (max-width: 1024px) {
    .tnx-home-hero {
        padding-block-start: 32px;
    }

    .tnx-home-hero__grid {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .tnx-home-hero__copy {
        max-width: 760px;
    }

    .tnx-home-hero__copy h1 {
        max-width: 14ch;
        font-size: clamp(2.4rem, 8vw, 4.6rem);
        line-height: 1.08;
    }

    .tnx-ecosystem-scene {
        min-height: auto;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
        padding: 20px 0 0;
        perspective: none;
    }

    .tnx-ecosystem-scene__core {
        grid-column: 1 / -1;
        width: min(190px, 52vw);
        margin: 8px auto 18px;
        animation-duration: 14s;
    }

    .tnx-service-node,
    .tnx-service-node:hover {
        position: relative;
        inset: auto;
        width: 100%;
        min-height: 82px;
        transform: none;
    }

    .tnx-service-node::before {
        display: none;
    }

    .tnx-home-story__grid,
    .tnx-engine {
        grid-template-columns: 1fr;
    }

    .tnx-home-story__visual {
        min-height: 320px;
    }

    .tnx-journey {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    html,
    body {
        max-width: 100%;
        overflow-x: clip;
    }

    .tna-container,
    .tna-shell {
        width: calc(100% - 22px) !important;
    }

    .tna-site-nav {
        grid-template-columns: minmax(0, 1fr) 52px !important;
    }

    .tna-site-brand__copy {
        max-width: calc(100vw - 132px);
    }

    .tna-site-drawer {
        width: min(100vw, 430px) !important;
        padding-inline: 16px !important;
    }

    .tna-site-drawer__nav,
    .tna-site-drawer__actions,
    .tnx-ecosystem-scene,
    .tnx-journey,
    .tnx-brand-grid {
        grid-template-columns: 1fr !important;
    }

    .tnx-home-hero__copy h1 {
        max-width: 100%;
        font-size: clamp(2.15rem, 12.2vw, 3.45rem);
        line-height: 1.16;
        letter-spacing: -.035em;
        text-wrap: pretty;
    }

    .tnx-home-hero__copy > p {
        font-size: .95rem;
        line-height: 1.85;
    }

    .tnx-home-hero__actions,
    .tnx-actions,
    .tnx-actions > a,
    .tnx-home-hero__actions > a {
        width: 100%;
    }

    .tnx-home-facts {
        grid-template-columns: 1fr !important;
    }

    .tnx-home-story__visual {
        min-height: 260px;
    }

    .tnx-home-story__device {
        transform: scale(.84);
    }

    .tna-ad-slot {
        --tna-ad-min-height: 92px;
        border-radius: 15px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .tna-page-loader__mark,
    .tna-page-loader__mark::after,
    .tna-page-loader__cube,
    .tna-page-loader__progress::after {
        animation: none !important;
    }

    .tna-page-loader {
        transition-duration: .01ms;
    }
}