/* ==========================================================================
   ai-nate.com — AI System Intensive page.
   Loaded after css/home.css; only page-specific layout lives here.
   ========================================================================== */

/* ---------- hero ---------- */
.ihero {
    padding: clamp(56px, 9vw, 120px) 0 clamp(40px, 6vw, 72px);
}

.ihero__grid {
    display: grid;
    gap: 36px;
    align-items: end;
}

.ihero .eyebrow {
    display: block;
    margin-bottom: 22px;
}

.ihero h1 {
    font-size: clamp(2.6rem, 7vw, 4.9rem);
    line-height: .98;
    letter-spacing: -.04em;
    font-weight: 700;
    max-width: 11ch;
}

.ihero__lede {
    margin-top: 22px;
    max-width: 44ch;
    font-size: clamp(1.1rem, 1.7vw, 1.3rem);
    line-height: 1.5;
    color: var(--ink-2);
}

.ihero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 24px;
    margin-top: 34px;
}

.facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
    border-radius: 18px;
    overflow: hidden;
}

.facts li {
    background: var(--surface);
    padding: 20px 20px 22px;
}

.facts b {
    display: block;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -.025em;
    line-height: 1.1;
}

.facts span {
    display: block;
    margin-top: 6px;
    font-size: .875rem;
    color: var(--ink-3);
    line-height: 1.4;
}

@media (min-width: 861px) {
    .ihero__grid {
        grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
        gap: 64px;
    }
}

/* ---------- sections ---------- */
.sec {
    padding: clamp(56px, 8vw, 104px) 0 0;
    scroll-margin-top: calc(var(--nav-h) + 12px);
}

.sec__head {
    max-width: 46ch;
    margin-bottom: clamp(32px, 5vw, 56px);
}

.sec__head .eyebrow {
    display: block;
    margin-bottom: 16px;
}

/* ---------- profile cards ---------- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}

.cards > li {
    display: flex;
}

.card {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    padding: 26px 24px 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    transition: border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}

.card:hover {
    border-color: rgba(44, 95, 128, .45);
    transform: translateY(-3px);
    box-shadow: 0 22px 40px -30px rgba(20, 32, 48, .6);
}

.card__who {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-3);
}

.card h3 {
    margin-top: 8px;
    font-size: 1.3rem;
    letter-spacing: -.025em;
    font-weight: 700;
}

.card dl {
    margin: 18px 0 0;
    display: grid;
    gap: 14px;
}

.card dt {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--accent);
}

.card dd {
    margin: 4px 0 0;
    font-size: .95rem;
    color: var(--ink-2);
    line-height: 1.5;
}

/* ---------- system components ---------- */
.comps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
}

.comp {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    padding: 28px 26px 30px;
    transition: background-color .2s var(--ease);
}

.comp:hover {
    background: var(--accent-soft);
}

.comp__n {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .14em;
    color: var(--accent);
}

.comp h3 {
    margin-top: 8px;
    font-size: 1.35rem;
    letter-spacing: -.025em;
    font-weight: 700;
}

.comp p {
    margin-top: 10px;
    font-size: .95rem;
    color: var(--ink-2);
    line-height: 1.5;
}

/* the description takes the slack so every "Fixes" pill sits on one line */
.comp p:not(.comp__fix) {
    flex: 1 1 auto;
}

.comp__fix {
    display: inline-block;
    align-self: flex-start;
    margin-top: 16px;
    padding: 5px 11px;
    border-radius: 999px;
    background: var(--canvas);
    border: 1px solid var(--line);
    font-size: .78rem;
    font-weight: 600;
    color: var(--ink-2);
}

.comp__fix b {
    color: var(--accent);
    font-weight: 700;
}

@media (max-width: 1100px) {
    .comps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .comps {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* ---------- sessions ---------- */
.sessions {
    display: grid;
    border-top: 1px solid var(--line);
}

.session {
    display: grid;
    gap: 14px;
    padding: clamp(28px, 4vw, 44px) 0;
    border-bottom: 1px solid var(--line);
}

.session__n {
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1;
    font-weight: 700;
    letter-spacing: -.04em;
    color: var(--accent);
}

.session__n small {
    display: block;
    font-size: .7rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 8px;
}

.session h3 {
    font-size: clamp(1.35rem, 2.4vw, 1.7rem);
    letter-spacing: -.028em;
    font-weight: 700;
    line-height: 1.15;
}

.session p {
    margin-top: 12px;
    max-width: 58ch;
    color: var(--ink-2);
    font-size: 1rem;
}

.session__out {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 14px;
    background: var(--accent-soft);
    font-size: .925rem;
    line-height: 1.5;
    color: var(--accent-deep);
}

.session__out b {
    display: block;
    font-size: .68rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    margin-bottom: 4px;
}

@media (min-width: 861px) {
    .session {
        grid-template-columns: 150px minmax(0, 1fr);
        gap: 40px;
    }
}

/* ---------- one-app callout ---------- */
.callout {
    margin-top: clamp(40px, 6vw, 64px);
    padding: clamp(28px, 4vw, 44px);
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--line);
    display: grid;
    gap: 18px;
}

.callout h3 {
    font-size: clamp(1.4rem, 2.6vw, 1.9rem);
    letter-spacing: -.03em;
    font-weight: 700;
}

.callout p {
    color: var(--ink-2);
    max-width: 60ch;
}

@media (min-width: 861px) {
    .callout {
        grid-template-columns: 1fr 2fr;
        gap: 40px;
        align-items: start;
    }
}

/* ---------- investment ---------- */
.invest {
    display: grid;
    gap: 24px;
    padding: clamp(28px, 4vw, 48px);
    border-radius: var(--radius);
    background: var(--navy);
    background-image: radial-gradient(120% 90% at 15% 0%, var(--navy-2) 0%, var(--navy) 62%);
    color: #eef1f7;
}

.invest .eyebrow {
    color: #a9c2d8;
}

.invest__price {
    margin-top: 14px;
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    line-height: 1;
    font-weight: 700;
    letter-spacing: -.04em;
}

.invest__price small {
    display: block;
    margin-top: 10px;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0;
    color: #c3cee0;
}

.invest__note {
    margin-top: 18px;
    color: #c3cee0;
    font-size: .95rem;
    max-width: 40ch;
}

.invest .btn--light {
    margin-top: 26px;
}

.invest__list {
    display: grid;
    gap: 12px;
}

.invest__list li {
    position: relative;
    padding-left: 26px;
    font-size: .975rem;
    color: #dfe5f0;
}

.invest__list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: .55em;
    width: 9px;
    height: 5px;
    border-left: 1.7px solid #8fb3d1;
    border-bottom: 1.7px solid #8fb3d1;
    transform: rotate(-45deg);
}

.invest__list b {
    color: #fff;
}

.invest :focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

@media (min-width: 861px) {
    .invest {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 48px;
        align-items: center;
    }
}

/* ---------- fit ---------- */
.fit {
    display: grid;
    gap: 14px;
}

.fit__col {
    padding: 26px 24px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: var(--surface);
}

.fit__col h3 {
    font-size: 1.1rem;
    letter-spacing: -.02em;
    font-weight: 700;
}

.fit__col ul {
    display: grid;
    gap: 10px;
    margin-top: 16px;
}

.fit__col li {
    position: relative;
    padding-left: 26px;
    font-size: .95rem;
    color: var(--ink-2);
}

.fit__col--yes li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: .55em;
    width: 9px;
    height: 5px;
    border-left: 1.7px solid var(--accent);
    border-bottom: 1.7px solid var(--accent);
    transform: rotate(-45deg);
}

.fit__col--no li::before {
    content: "";
    position: absolute;
    left: 5px;
    top: .75em;
    width: 8px;
    height: 1.7px;
    background: var(--ink-3);
}

@media (min-width: 720px) {
    .fit {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---------- faq ---------- */
.faq {
    border-top: 1px solid var(--line);
    max-width: 760px;
}

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

.faq summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 20px 0;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -.015em;
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary::after {
    content: "";
    flex: none;
    width: 9px;
    height: 9px;
    border-right: 1.7px solid var(--accent);
    border-bottom: 1.7px solid var(--accent);
    transform: rotate(45deg);
    transition: transform .25s var(--ease);
    margin-right: 4px;
}

.faq details[open] summary::after {
    transform: rotate(-135deg);
}

.faq summary:hover {
    color: var(--accent);
}

.faq details p {
    padding: 0 0 22px;
    max-width: 62ch;
    color: var(--ink-2);
    font-size: .975rem;
}

.faq details p a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ---------- closing band ---------- */
.close {
    margin-top: clamp(64px, 9vw, 112px);
    padding: clamp(64px, 9vw, 112px) 0;
    background: var(--navy);
    background-image: radial-gradient(120% 90% at 85% 100%, var(--navy-2) 0%, var(--navy) 62%);
    color: #eef1f7;
    text-align: center;
}

.close h2 {
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.02;
    letter-spacing: -.035em;
    font-weight: 700;
}

.close p {
    margin: 18px auto 0;
    max-width: 48ch;
    color: #c3cee0;
    font-size: 1.05rem;
}

.close .btn {
    margin-top: 30px;
}

.close :focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

.close + .site-footer {
    margin-top: 0;
}