/* ============================================================
   TraiQ — AI & Q Bridge components
   On top of styles.css (Cockpit v2). Loaded after styles.css by
   q.html, q-bridge.html and every page carrying a Q Bridge band
   (index, platform, corporate).
   ============================================================ */

/* ── HERO LEAD WIDTH (page heroes with a visual below) ── */
.hero-page .lead.wide {
    max-width: 820px;
}

/* ── TWO WAYS IN (Q vs Q Bridge) ── */
.ways .product-card.is-bridge::before {
    background: var(--mag2);
}

.ways .product-card .rf-owner {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cyan);
}

.ways .product-card.is-bridge .rf-owner {
    color: var(--mag2);
}

/* ── STAMPED RESULT (illustrative tool result) ── */
.stamp {
    background: var(--bg0);
    border: 1px solid var(--line2);
    box-shadow: 0 50px 90px -50px rgba(0,0,0,0.85);
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--ink2);
}

.stamp .st-body {
    padding: 18px 20px 20px;
}

.stamp .st-q {
    color: var(--ink);
    margin-bottom: 14px;
    line-height: 1.5;
}

.stamp .st-q b {
    color: var(--mag2);
    font-weight: 500;
}

.stamp .st-sum {
    color: var(--ink);
    margin-bottom: 10px;
}

.stamp table {
    width: 100%;
    border-collapse: collapse;
    font-variant-numeric: tabular-nums;
}

.stamp th,
.stamp td {
    text-align: right;
    padding: 6px 0 6px 10px;
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}

.stamp th:first-child,
.stamp td:first-child {
    text-align: left;
    padding-left: 0;
}

.stamp th {
    font-weight: 500;
    font-size: 0.66rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

.stamp td.d {
    color: var(--amber);
}

.stamp .st-prov {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px dashed var(--cyan-line);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 5px 18px;
}

.stamp .st-prov .k {
    color: var(--cyan);
}

.stamp .st-prov .v {
    color: var(--ink2);
    overflow-wrap: anywhere;
}

.stamp-split {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 56px;
    align-items: center;
}

.stamp-split .tlist {
    margin-top: 8px;
}

/* ── USE CASES ── */
.usecases {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 52px;
}

.usecase {
    background: var(--paper2);
    border: 1px solid var(--pline);
    border-top: 3px solid var(--cyan2);
    padding: 28px 26px;
}

.usecase .uc-k {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--magenta);
    margin-bottom: 10px;
}

.usecase h3 {
    font-size: 1.2rem;
    line-height: 1.3;
    margin-bottom: 10px;
}

.usecase p {
    font-size: 0.92rem;
}

.usecase ol {
    margin-top: 14px;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.usecase ol li {
    font-size: 0.88rem;
    color: var(--pink2);
    line-height: 1.5;
}

/* ── CLIENT SUPPORT TABLE ── */
.clients {
    width: 100%;
    border-collapse: collapse;
    margin-top: 40px;
    font-size: 0.92rem;
}

.clients th,
.clients td {
    text-align: left;
    padding: 14px 16px 14px 0;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.clients th {
    font-family: var(--mono);
    font-size: 0.66rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

.clients td:first-child {
    color: var(--ink);
    font-weight: 500;
    white-space: nowrap;
}

.clients td {
    color: var(--ink2);
}

.tag {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 3px 8px;
    border: 1px solid var(--line2);
    color: var(--ink2);
    white-space: nowrap;
}

.tag.ok {
    color: var(--up);
    border-color: rgba(52,211,153,0.4);
}

/* ── Q WORKSPACE SURFACES (q.html) ── */
.surfaces {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 52px;
}

.surface {
    background: var(--bg2);
    border: 1px solid var(--line);
    padding: 26px 24px;
    position: relative;
}

.surface .s-num {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: var(--mag2);
    margin-bottom: 12px;
}

.surface h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.surface p {
    font-size: 0.88rem;
    line-height: 1.55;
}

/* ── GROUNDING FOOTER MOCK (q.html) ── */
.ground {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed var(--line2);
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
}

.ground .g-eng {
    color: var(--up);
}

.ground .g-q {
    color: var(--amber);
}

/* ── BEHAVIOUR LIST (q.html) ── */
.rules {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 56px;
    margin-top: 44px;
}

.rule {
    padding: 22px 0;
    border-top: 1px solid var(--pline);
}

.rule h4 {
    margin-bottom: 6px;
}

.rule p {
    font-size: 0.92rem;
}

/* ── Q BRIDGE BAND (cross-links from home / product pages) ── */
.bridge-band {
    margin-top: 56px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 30px 34px;
    background: var(--bg0);
    border: 1px solid rgba(224,107,216,0.45);
    box-shadow: 0 40px 80px -50px rgba(150,0,143,0.6);
    text-align: left;
}

.bridge-band .eyebrow {
    margin-bottom: 10px;
}

.bridge-band h3 {
    font-size: 1.35rem;
    line-height: 1.25;
    margin-bottom: 8px;
}

.bridge-band p {
    font-size: 0.95rem;
    max-width: 720px;
}

/* ── RESPONSIVE ── */
@media (max-width: 1060px) {
    .surfaces {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 880px) {
    .bridge-band {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 26px 22px;
    }

    .stamp-split,
    .usecases,
    .surfaces,
    .rules {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .rules {
        gap: 0;
    }

    .clients th:nth-child(3),
    .clients td:nth-child(3) {
        display: none;
    }
}

@media (max-width: 600px) {
    .stamp {
        font-size: 0.72rem;
    }

    .stamp .st-body {
        padding: 14px 14px 16px;
        overflow-x: auto;
    }

    .clients td:first-child {
        white-space: normal;
    }
}

/* ── BLUEPRINT: AI-page cards in the drawing system ── */
.usecase,
.surface {
    background-color: #FFFFFF;
    background-image:
        linear-gradient(var(--cyan), var(--cyan)),
        linear-gradient(var(--cyan), var(--cyan));
    background-size: 14px 2px, 2px 14px;
    background-position: -1px -1px, -1px -1px;
    background-repeat: no-repeat;
    border: 1px solid var(--line2);
    border-radius: 2px;
}

.surface .s-num {
    color: var(--mag2);
}

.bridge-band {
    background: #FFFFFF;
    border: 1px solid var(--mag2);
    box-shadow: none;
}

.stamp {
    background: #FFFFFF;
    box-shadow: none;
}

.stamp .st-prov {
    border-top-color: var(--cyan-line);
}