/* AI & System Development detail page. Scoped to this route only. */
.tai-ai-development-page {
    --aid-ink: #13273f;
    --aid-muted: #66788e;
    --aid-line: #dce6f1;
    --aid-blue: #1769ff;
    --aid-cyan: #6fdbea;
    --aid-navy: #07192b;
    background: #fff;
    color: var(--aid-ink);
}

.tai-ai-dev-hero {
    position: relative;
    width: 100%;
    min-height: clamp(680px, 82vh, 940px);
    overflow: hidden;
    display: grid;
    align-items: end;
    padding: clamp(4.6rem, 8vw, 7.4rem) 0 clamp(4rem, 7vw, 6.4rem);
    color: #fff;
    background: #061827;
}

.tai-ai-dev-hero__player,
.tai-ai-dev-hero__player .tai-video-slot,
.tai-ai-dev-hero__player video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.tai-ai-dev-hero__player {
    z-index: 0;
}

.tai-ai-dev-hero__player video {
    display: block;
    max-width: none;
    object-fit: cover;
    object-position: center center;
}

.tai-ai-dev-hero .tai-video-slot__placeholder {
    display: none;
}

.tai-ai-dev-hero__shade {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(3, 17, 32, .66) 0%, rgba(3, 17, 32, .48) 46%, rgba(3, 17, 32, .18) 74%, rgba(3, 17, 32, .08) 100%),
        linear-gradient(0deg, rgba(3, 17, 32, .58) 0%, rgba(3, 17, 32, .20) 52%, rgba(3, 17, 32, .09) 100%);
}

.tai-ai-dev-hero__grid {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: .11;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255,255,255,.11) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.11) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: linear-gradient(90deg, #000 0 58%, transparent 92%);
}

.tai-ai-dev-hero__inner {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
    gap: clamp(2.5rem, 6vw, 6rem);
    align-items: end;
}

.tai-ai-dev-back,
.tai-ai-staff-back,
.tai-immersive-back {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: rgba(255,255,255,.8);
    font-weight: 700;
    text-decoration: none;
}

.tai-ai-dev-hero__content .tai-ai-dev-back { margin-bottom: 1rem; }
.tai-ai-dev-hero__inner > .tai-ai-dev-back {
    grid-column: 1 / -1;
    margin-bottom: -1.2rem;
}

.tai-ai-dev-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem 1rem;
    margin-bottom: 1rem;
    color: #93ddec;
    font-size: .72rem;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.tai-ai-dev-hero h1 {
    margin: 0;
    max-width: 850px;
}

.tai-ai-dev-hero h1 small {
    display: block;
    margin-bottom: .65rem;
    color: #c9d9e9;
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    font-weight: 700;
    letter-spacing: .02em;
}

.tai-ai-dev-hero h1 strong {
    display: block;
    font-size: clamp(2.7rem, 6.3vw, 5.8rem);
    font-weight: 880;
    line-height: 1.03;
    letter-spacing: -.05em;
}

.tai-ai-dev-hero__lead {
    max-width: 760px;
    margin: 1.35rem 0 0;
    color: #d5e2ef;
    font-size: clamp(1rem, 1.7vw, 1.15rem);
    line-height: 1.9;
}

.tai-ai-dev-hero__note {
    display: flex;
    gap: .6rem;
    align-items: flex-start;
    max-width: 760px;
    margin-top: 1.1rem;
    padding: .9rem 1rem;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 14px;
    color: #cfe0f0;
    background: rgba(255,255,255,.06);
}

.tai-ai-dev-hero__note i { color: #83e4ef; }
.tai-ai-dev-hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.7rem; }

.tai-ai-dev-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    min-height: 50px;
    padding: .75rem 1.2rem;
    border: 1px solid rgba(255,255,255,.24);
    border-radius: 999px;
    color: #fff;
    background: rgba(255,255,255,.06);
    font-weight: 800;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease;
}

.tai-ai-dev-button:hover { transform: translateY(-2px); color: #fff; }
.tai-ai-dev-button--primary {
    border-color: transparent;
    background: linear-gradient(135deg, #1769ff, #3385ff);
    box-shadow: 0 14px 34px rgba(23,105,255,.27);
}

.tai-ai-dev-hero__signal {
    padding: 1.25rem;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 22px;
    background: rgba(4, 22, 41, .68);
    box-shadow: 0 24px 60px rgba(0,0,0,.18);
    backdrop-filter: blur(14px);
}

.tai-ai-dev-hero__signal-label {
    display: block;
    margin-bottom: .75rem;
    color: #83ddeb;
    font-size: .68rem;
    font-weight: 850;
    letter-spacing: .13em;
}

.tai-ai-dev-hero__signal-list { display: grid; gap: .45rem; }
.tai-ai-dev-hero__signal-list > div {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: .75rem;
    align-items: center;
    padding: .8rem .85rem;
    border-radius: 13px;
    background: rgba(255,255,255,.06);
}
.tai-ai-dev-hero__signal-list span { color: #7bd9e8; font: 850 .7rem/1 ui-monospace, monospace; }
.tai-ai-dev-hero__signal-list strong { font-size: .88rem; line-height: 1.45; }

.tai-ai-dev-section { padding: clamp(4.2rem, 7.5vw, 7rem) 0; }
.tai-ai-dev-pain,
.tai-ai-dev-support,
.tai-ai-dev-process,
.tai-ai-dev-faq { background: #fff; }
.tai-ai-dev-change,
.tai-ai-dev-reasons { background: #f5f8fc; }

.tai-ai-dev-heading { max-width: 790px; margin-bottom: clamp(1.8rem, 4vw, 3rem); }
.tai-ai-dev-heading--wide { max-width: 930px; }
.tai-ai-dev-kicker {
    margin: 0 0 .8rem;
    color: var(--aid-blue);
    font-size: .73rem;
    font-weight: 850;
    letter-spacing: .15em;
    text-transform: uppercase;
}
.tai-ai-dev-heading h2,
.tai-ai-dev-philosophy h2,
.tai-ai-dev-contact h2 {
    margin: 0;
    font-size: clamp(2rem, 4.3vw, 3.7rem);
    font-weight: 870;
    line-height: 1.15;
    letter-spacing: -.04em;
}
.tai-ai-dev-heading > p:last-child { margin: 1rem 0 0; color: var(--aid-muted); line-height: 1.9; }

.tai-ai-dev-pain-grid,
.tai-ai-dev-support-grid,
.tai-ai-dev-process-grid,
.tai-ai-dev-reasons-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 1rem;
}

.tai-ai-dev-pain-card,
.tai-ai-dev-support-card,
.tai-ai-dev-process-grid > article,
.tai-ai-dev-reasons-grid > article {
    min-height: 100%;
    padding: 1.35rem;
    border: 1px solid var(--aid-line);
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 13px 34px rgba(17,47,80,.055);
}

.tai-ai-dev-pain-card__top,
.tai-ai-dev-support-card__head,
.tai-ai-dev-process-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.tai-ai-dev-pain-card__top span,
.tai-ai-dev-support-card__head span,
.tai-ai-dev-process-card__top span,
.tai-ai-dev-reasons-grid > article > span {
    color: #7890aa;
    font: 850 .72rem/1 ui-monospace, monospace;
    letter-spacing: .1em;
}

.tai-ai-dev-pain-card__top i,
.tai-ai-dev-support-card__head i,
.tai-ai-dev-process-card__top i,
.tai-ai-dev-reasons-grid > article > i {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 13px;
    color: var(--aid-blue);
    background: #edf5ff;
}

.tai-ai-dev-pain-card h3,
.tai-ai-dev-support-card h3,
.tai-ai-dev-process-grid h3,
.tai-ai-dev-reasons-grid h3 {
    margin: 1.05rem 0 .45rem;
    font-size: 1.12rem;
    font-weight: 850;
}

.tai-ai-dev-pain-card p,
.tai-ai-dev-support-card p,
.tai-ai-dev-process-grid p,
.tai-ai-dev-reasons-grid p { margin: 0; color: var(--aid-muted); line-height: 1.8; }

.tai-ai-dev-tech {
    display: inline-flex;
    margin-top: 1rem;
    padding: .36rem .62rem;
    border-radius: 999px;
    color: #245584;
    background: #edf5ff;
    font-size: .7rem;
    font-weight: 780;
}

.tai-ai-dev-change-list { display: grid; gap: 1rem; }
.tai-ai-dev-change-card {
    padding: clamp(1.3rem, 3vw, 2rem);
    border: 1px solid var(--aid-line);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 14px 38px rgba(17,47,80,.05);
}
.tai-ai-dev-change-card__title { display: flex; gap: .9rem; align-items: baseline; }
.tai-ai-dev-change-card__title > span { color: var(--aid-blue); font: 850 .75rem/1 ui-monospace, monospace; }
.tai-ai-dev-change-card__title h3 { margin: 0; font-size: 1.2rem; font-weight: 850; }
.tai-ai-dev-change-card__flow {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: stretch;
    margin-top: 1.2rem;
}
.tai-ai-dev-change-card__state { padding: 1rem; border-radius: 15px; background: #f5f7fa; }
.tai-ai-dev-change-card__state--after { background: #eef6ff; }
.tai-ai-dev-change-card__state small { color: #78889a; font-size: .68rem; font-weight: 850; letter-spacing: .1em; }
.tai-ai-dev-change-card__state p { margin: .45rem 0 0; color: #44566b; }
.tai-ai-dev-change-card__arrow { display: grid; place-items: center; color: var(--aid-blue); }
.tai-ai-dev-change-card__result { display: flex; gap: .5rem; align-items: center; margin-top: 1rem; color: #1268c4; }

.tai-ai-dev-philosophy {
    padding: clamp(4.5rem, 8vw, 7rem) 0;
    color: #fff;
    background: linear-gradient(135deg, #061725, #0a2f59);
}
.tai-ai-dev-philosophy__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2.2rem, 6vw, 5rem); }
.tai-ai-dev-kicker--light { color: #75dcea; }
.tai-ai-dev-philosophy__lead { margin: 1.1rem 0 0; color: #d0deeb; font-size: 1.08rem; line-height: 1.9; }
.tai-ai-dev-philosophy__copy > p:last-child { color: #9fb4c8; line-height: 1.9; }
.tai-ai-dev-principles { display: grid; gap: .8rem; }
.tai-ai-dev-principles article { padding: 1.15rem; border: 1px solid rgba(255,255,255,.12); border-radius: 17px; background: rgba(255,255,255,.05); }
.tai-ai-dev-principles article > div:first-child { display: flex; align-items: center; justify-content: space-between; color: #7bd8e7; }
.tai-ai-dev-principles h3 { margin: .85rem 0 .35rem; font-size: 1.08rem; font-weight: 850; }
.tai-ai-dev-principles p { margin: 0; color: #a8bacb; }
.tai-ai-dev-tech--dark { color: #bdebf2; background: rgba(121,224,239,.09); }

.tai-ai-dev-reasons-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.tai-ai-dev-reasons-grid > article > i { margin-top: .9rem; }

.tai-ai-dev-faq-list { display: grid; gap: .7rem; }
.tai-ai-dev-faq-item { overflow: hidden; border: 1px solid var(--aid-line); border-radius: 16px; background: #fff; }
.tai-ai-dev-faq-item summary {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: .8rem;
    align-items: center;
    padding: 1rem 1.15rem;
    cursor: pointer;
    list-style: none;
}
.tai-ai-dev-faq-item summary::-webkit-details-marker { display: none; }
.tai-ai-dev-faq-item summary > span { color: var(--aid-blue); font: 850 .72rem/1 ui-monospace, monospace; }
.tai-ai-dev-faq-item summary strong { font-size: .98rem; }
.tai-ai-dev-faq-item[open] summary i { transform: rotate(45deg); }
.tai-ai-dev-faq-item__answer { display: grid; grid-template-columns: auto 1fr; gap: .85rem; padding: 0 1.15rem 1.1rem; color: var(--aid-muted); }
.tai-ai-dev-faq-item__answer > span { color: #1d8aa1; font-weight: 900; }
.tai-ai-dev-faq-item__answer p { margin: 0; }

.tai-ai-dev-contact { padding: clamp(4rem, 7vw, 6rem) 0; background: #f5f8fc; }
.tai-ai-dev-contact__card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: clamp(2rem, 5vw, 4rem);
    border-radius: 28px;
    color: #fff;
    background: linear-gradient(135deg, #0a2443, #135ab2);
    box-shadow: 0 26px 65px rgba(13,58,128,.16);
}
.tai-ai-dev-contact__card > div { max-width: 790px; }
.tai-ai-dev-contact__card > div > p:last-child { margin: 1rem 0 0; color: #ccdbeb; }
.tai-ai-dev-contact__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    flex: 0 0 auto;
    min-height: 50px;
    padding: .75rem 1.2rem;
    border-radius: 999px;
    color: #163555;
    background: #fff;
    font-weight: 850;
    text-decoration: none;
}

@media (max-width: 1199.98px) {
    .tai-ai-dev-reasons-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 991.98px) {
    .tai-ai-dev-hero__inner,
    .tai-ai-dev-philosophy__grid { grid-template-columns: 1fr; }
    .tai-ai-dev-hero__signal { max-width: 680px; }
    .tai-ai-dev-pain-grid,
    .tai-ai-dev-support-grid,
    .tai-ai-dev-process-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 767.98px) {
    .tai-ai-dev-pain-grid,
    .tai-ai-dev-support-grid,
    .tai-ai-dev-process-grid,
    .tai-ai-dev-reasons-grid { grid-template-columns: 1fr; }
    .tai-ai-dev-change-card__flow { grid-template-columns: 1fr; }
    .tai-ai-dev-change-card__arrow { transform: rotate(90deg); }
    .tai-ai-dev-contact__card { align-items: flex-start; flex-direction: column; }
}