*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary-qnx: #22303c;
    --secondary-qnx: #3d5a6c;
    --accent-qnx: #f2711c;
    --ink-qnx: #151d24;
    --canvas-qnx: #f5f7f8;
    --panel-qnx: #ffffff;
    --mute-qnx: #3d5a6c;
    --rule-qnx: #dbe3e8;
    --sans-qnx: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --slab-qnx: "Helvetica Neue", Helvetica, Arial, sans-serif;
    --r1-qnx: 10px;
    --r2-qnx: 18px;
    --sh1-qnx: 0 6px 16px rgba(21, 29, 36, .07);
    --sh2-qnx: 0 14px 34px rgba(21, 29, 36, .11);
}

html { scroll-behavior: smooth; }

body {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    font-family: var(--sans-qnx);
    background:
        linear-gradient(180deg, rgba(61, 90, 108, .09) 0%, rgba(245, 247, 248, 0) 46%),
        var(--canvas-qnx);
    color: var(--ink-qnx);
    line-height: 1.7;
    font-size: 16px;
}

a {
    color: var(--secondary-qnx);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color .2s ease;
}
a:hover { color: var(--accent-qnx); }

/* ---------- brand bar ---------- */
.brandbar-qnx {
    padding: 22px 20px 20px;
    background: rgba(34, 48, 60, .96);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid var(--accent-qnx);
}
.brandbar-inner-qnx {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.brandbar-name-qnx {
    display: inline-block;
    font-family: var(--slab-qnx);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .32em;
    text-indent: .32em;
    text-transform: uppercase;
    color: #ffffff;
    text-decoration: none;
}
.brandbar-name-qnx:hover { color: var(--accent-qnx); }

/* ---------- page head ---------- */
.doc-head-qnx {
    max-width: 860px;
    margin: 0 auto;
    padding: 54px 22px 26px;
    text-align: center;
}
.doc-title-qnx {
    font-family: var(--slab-qnx);
    font-size: clamp(27px, 4.4vw, 44px);
    font-weight: 800;
    line-height: 1.22;
    letter-spacing: -.01em;
    color: var(--primary-qnx);
}
.doc-kicker-qnx {
    display: block;
    margin: 14px auto 0;
    max-width: 620px;
    font-size: 16px;
    color: var(--mute-qnx);
}
.doc-date-qnx {
    display: inline-block;
    margin-top: 20px;
    padding: 7px 16px;
    border-radius: 999px;
    background: rgba(242, 113, 28, .12);
    border: 1px solid rgba(242, 113, 28, .45);
    font-size: 13px;
    font-weight: 700;
    color: var(--ink-qnx);
}

/* ---------- timeline ---------- */
.track-qnx {
    max-width: 880px;
    width: 100%;
    margin: 0 auto;
    padding: 18px 22px 70px;
}
.track-line-qnx {
    position: relative;
    padding-left: 62px;
}
.track-line-qnx::before {
    content: "";
    position: absolute;
    left: 21px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: linear-gradient(180deg,
        var(--accent-qnx) 0%,
        rgba(61, 90, 108, .45) 18%,
        rgba(61, 90, 108, .45) 82%,
        rgba(61, 90, 108, 0) 100%);
}

.step-qnx {
    position: relative;
    padding: 0 0 34px;
}
.step-qnx:last-child { padding-bottom: 4px; }
.step-num-qnx {
    position: absolute;
    left: -62px;
    top: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--slab-qnx);
    font-size: 16px;
    font-weight: 800;
    color: #ffffff;
    background: var(--primary-qnx);
    border: 3px solid var(--canvas-qnx);
    box-shadow: 0 0 0 2px rgba(61, 90, 108, .35);
}
.step-qnx:hover .step-num-qnx {
    background: var(--accent-qnx);
    color: var(--ink-qnx);
    box-shadow: 0 0 0 2px rgba(242, 113, 28, .55);
}
.step-title-qnx {
    font-family: var(--slab-qnx);
    font-size: clamp(19px, 2.4vw, 24px);
    font-weight: 800;
    line-height: 1.3;
    color: var(--primary-qnx);
    margin: 6px 0 10px;
}
.step-body-qnx p { margin-bottom: 12px; color: var(--mute-qnx); }
.step-body-qnx p:last-child { margin-bottom: 0; }
.step-body-qnx strong { color: var(--ink-qnx); }
.step-body-qnx ul,
.step-body-qnx ol {
    margin: 0 0 12px;
    padding-left: 0;
    list-style: none;
    color: var(--mute-qnx);
}
.step-body-qnx ol { counter-reset: qnxOrd; }
.step-body-qnx li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 8px;
}
.step-body-qnx ul > li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: .68em;
    width: 8px;
    height: 2px;
    background: var(--accent-qnx);
}
.step-body-qnx ol > li {
    counter-increment: qnxOrd;
    padding-left: 30px;
}
.step-body-qnx ol > li::before {
    content: counter(qnxOrd) ".";
    position: absolute;
    left: 2px;
    top: 0;
    font-weight: 800;
    color: var(--accent-qnx);
}

/* ---------- accents inside a step ---------- */
.callout-qnx {
    margin: 14px 0 4px;
    padding: 16px 18px;
    border-left: 4px solid var(--accent-qnx);
    border-radius: 0 var(--r1-qnx) var(--r1-qnx) 0;
    background: rgba(242, 113, 28, .09);
}
.callout-qnx p { color: var(--ink-qnx); margin: 0; font-size: 15px; }

.pairs-qnx {
    margin: 12px 0;
    display: grid;
    gap: 10px;
}
.pair-qnx {
    display: grid;
    grid-template-columns: minmax(140px, 34%) 1fr;
    gap: 4px 16px;
    padding: 12px 14px;
    background: var(--panel-qnx);
    border: 1px solid var(--rule-qnx);
    border-radius: var(--r1-qnx);
    box-shadow: var(--sh1-qnx);
    font-size: 15px;
}
.pair-key-qnx { font-weight: 700; color: var(--primary-qnx); }
.pair-val-qnx { color: var(--mute-qnx); }
@media (max-width: 560px) {
    .pair-qnx { grid-template-columns: 1fr; }
}

.table-qnx {
    width: 100%;
    border-collapse: collapse;
    margin: 14px 0;
    font-size: 15px;
    background: var(--panel-qnx);
    border: 1px solid var(--rule-qnx);
    border-radius: var(--r1-qnx);
    overflow: hidden;
}
.table-qnx th {
    background: var(--primary-qnx);
    color: #ffffff;
    text-align: left;
    padding: 12px 14px;
    font-size: 14px;
    font-weight: 700;
}
.table-qnx td {
    padding: 11px 14px;
    border-top: 1px solid var(--rule-qnx);
    color: var(--mute-qnx);
}
.table-qnx tr:nth-child(even) td { background: rgba(61, 90, 108, .05); }

.tag-row-qnx {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0;
}
.tag-qnx {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--rule-qnx);
    background: var(--panel-qnx);
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-qnx);
}

.closing-qnx {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 22px 60px;
}
.closing-inner-qnx {
    padding: 20px 22px;
    border: 1px dashed rgba(61, 90, 108, .45);
    border-radius: var(--r2-qnx);
    background: rgba(255, 255, 255, .7);
    font-size: 15px;
    color: var(--mute-qnx);
    text-align: center;
}

@media (max-width: 620px) {
    .track-line-qnx { padding-left: 46px; }
    .track-line-qnx::before { left: 15px; }
    .step-num-qnx {
        left: -46px;
        width: 34px;
        height: 34px;
        font-size: 14px;
        border-width: 2px;
    }
    .doc-head-qnx { padding-top: 40px; }
}

/* ---------- footer ---------- */
.footer-qnx {
    margin-top: auto;
    flex-shrink: 0;
    background: var(--primary-qnx);
    color: #c3ced6;
    padding: 26px 20px 24px;
    text-align: center;
    border-top: 3px solid var(--accent-qnx);
}
.footer-inner-qnx {
    max-width: 900px;
    margin: 0 auto;
}
.footer-nav-qnx {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin-bottom: 14px;
}
.footer-nav-qnx a {
    color: #c3ced6;
    font-size: 12px;
    text-decoration: none;
    border-bottom: 1px solid rgba(242, 113, 28, .5);
    padding-bottom: 2px;
}
.footer-nav-qnx a:hover { color: var(--accent-qnx); }
.footer-note-qnx {
    font-size: 12px;
    color: #c3ced6;
    margin-bottom: 10px;
}
.footer-legal-qnx {
    font-size: 11px;
    line-height: 1.7;
    color: #9fb0bb;
    max-width: 760px;
    margin: 0 auto;
}