/* ============================================================
   REQPATH — landing page v2
   Visual language modeled on upfluence.com:
   Montserrat type, near-black headings on slate body text,
   white + pale-tinted alternating sections, clean rounded
   buttons, soft-bordered cards, one solid brand CTA band.
   No gradients.
   ============================================================ */
:root {
    --brand:        #1D9E75;
    --brand-dark:   #15805f;
    --brand-darker: #0e5c43;
    --brand-soft:   #eaf7f1;
    --mint:         #f3faf7;

    --ink:    #0d1b14;   /* headings (near-black, faint green) */
    --body:   #4b5563;   /* paragraph text (slate) */
    --muted:  #6b7280;   /* secondary / labels */
    --line:   #e6eae8;   /* card + hairline borders */
    --line-2: #d8ddda;

    --radius:   16px;
    --radius-sm: 10px;

    --shadow-card:  0 1px 2px rgba(13,27,20,0.04), 0 1px 3px rgba(13,27,20,0.05);
    --shadow-hover: 0 16px 38px rgba(13,27,20,0.10);
    --shadow-pop:   0 24px 60px rgba(13,27,20,0.13), 0 8px 20px rgba(13,27,20,0.06);
}

*, html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    font-family: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
html { overflow-x: hidden; scroll-behavior: smooth; }
*::-webkit-scrollbar { display: none; }
* { -ms-overflow-style: none; scrollbar-width: none; }
input, select, textarea { user-select: text; }
a { color: inherit; }
body { background: #fff; color: var(--body); -webkit-font-smoothing: antialiased; }

/* ============================================================
   HERO
   ============================================================ */
#hero {
    width: 100vw;
    min-height: min(90vh, 840px);
    background: #fff;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 5%;
    padding: 120px 8vw 96px;
    border-bottom: 1px solid var(--line);
}

#heroLoginLink {
    position: absolute;
    top: 30px;
    right: 8vw;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    color: var(--muted);
    transition: color 0.2s ease;
    z-index: 10;
}
#heroLoginLink:hover { color: var(--brand); }

#heroContent {
    position: relative;
    z-index: 2;
    max-width: 640px;
}

#heroEyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeUp 0.5s ease forwards 0.1s;
}

#heroTitle {
    font-size: clamp(58px, 8vw, 104px);
    font-weight: 800;
    letter-spacing: -2.5px;
    line-height: 0.95;
    color: var(--ink);
    margin: 0 0 26px;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards 0.25s;
}

#heroRule {
    width: 54px;
    height: 4px;
    border-radius: 2px;
    background: var(--brand);
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeUp 0.4s ease forwards 0.5s;
}

#heroSub {
    font-size: 17px;
    line-height: 1.7;
    color: var(--body);
    max-width: 540px;
    margin-bottom: 38px;
    opacity: 0;
    animation: fadeUp 0.4s ease forwards 0.6s;
}

#heroCTAs {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.4s ease forwards 0.78s;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.revealOnScroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
    will-change: opacity, transform;
}
.revealOnScroll.in { opacity: 1; transform: translateY(0); }
.revealOnScroll[data-reveal-delay="1"] { transition-delay: 0.08s; }
.revealOnScroll[data-reveal-delay="2"] { transition-delay: 0.16s; }
.revealOnScroll[data-reveal-delay="3"] { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
    .revealOnScroll { opacity: 1; transform: none; transition: none; }
}

#heroDeco {
    position: relative;
    width: 100%;
    justify-self: end;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.55s;
    pointer-events: none;
}
#heroDeco svg { width: 100%; height: auto; }
#heroDeco img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: var(--shadow-pop);
}

/* ============================================================
   SHARED BUTTONS  (clean rounded — no expanding borders)
   ============================================================ */
.landingButton {
    background-color: var(--ink);
    color: #fff;
    transition: background-color 0.18s ease, color 0.18s ease,
                transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
    padding: 14px 26px;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    display: inline-block;
    line-height: 1.2;
}
.landingButton.fullWidth { width: 100%; }
.landingButton.primary { background-color: var(--brand); color: #fff; border-color: var(--brand); }
.landingButton.primary:hover {
    background-color: var(--brand-dark);
    border-color: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(29,158,117,0.28);
}
.landingButton.secondary {
    background-color: #fff;
    color: var(--ink);
    border-color: var(--line-2);
}
.landingButton.secondary:hover {
    background-color: var(--ink);
    color: #fff;
    border-color: var(--ink);
    transform: translateY(-2px);
}

.semiButton {
    background-color: var(--brand);
    color: #fff;
    transition: background-color 0.18s ease, color 0.18s ease,
                transform 0.18s ease, box-shadow 0.18s ease;
    padding: 11px 20px;
    border: 1.5px solid var(--brand);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    text-align: center;
    text-decoration: none;
    width: fit-content;
    display: inline-block;
    cursor: pointer;
}
.semiButton:hover {
    background-color: var(--brand-dark);
    border-color: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(29,158,117,0.26);
}

.underline { text-decoration: none; transition: color 0.18s ease; }
.underline:hover { text-decoration: underline; cursor: pointer; }

/* ============================================================
   STICKY NAV
   ============================================================ */
#stickyMenu {
    width: 100vw;
    height: 72px;
    background-color: rgba(255,255,255,0.98);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    transition: box-shadow 0.2s ease, background-color 0.2s ease;
}
#stickyMenu.stuck {
    background-color: rgba(255,255,255,0.92);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 var(--line), 0 6px 20px rgba(13,27,20,0.05);
}
#subTitle {
    display: flex;
    align-items: center;
    gap: 9px;
    color: transparent;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.2px;
    transition: color 0.2s linear;
    text-decoration: none;
}
#subTitle.visable { color: var(--ink); }
#subTitleLogo {
    height: 28px;
    width: 28px;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.2s linear;
}
#subTitle.visable #subTitleLogo { opacity: 1; }
#menuItemsHolder { display: flex; align-items: center; gap: 2px; height: 100%; }
.menuButton {
    font-size: 14.5px;
    font-weight: 500;
    background-color: transparent;
    color: var(--body);
    transition: color 0.16s ease, background-color 0.16s ease;
    padding: 9px 16px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
}
.menuButton:hover { color: var(--brand); background-color: var(--brand-soft); }
.menuLogin {
    font-size: 14.5px;
    font-weight: 600;
    text-decoration: none;
    color: var(--brand);
    background: transparent;
    padding: 9px 20px;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--brand);
    transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}
.menuLogin:hover { background: var(--brand); color: #fff; transform: translateY(-1px); }
#stickySentinel { height: 1px; width: 100%; background: transparent; }

/* ============================================================
   VALUE PROPS — "Who it's for" row
   ============================================================ */
#valueProps {
    width: 100vw;
    padding: 90px 8vw 80px;
    background: #fff;
    border-bottom: 1px solid var(--line);
}
.valueHead {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 52px;
}
.valueHead .sectionTag { display: inline-block; }
.valueHead h2 {
    font-size: clamp(28px, 3.6vw, 42px);
    font-weight: 700;
    letter-spacing: -0.8px;
    line-height: 1.12;
    color: var(--ink);
    margin: 8px 0 16px;
}
.valueHead p {
    font-size: 16px;
    line-height: 1.75;
    color: var(--body);
}
.valueGrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    max-width: 1140px;
    margin: 0 auto;
}
.valueCard {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.valueCard:hover {
    border-color: var(--brand);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.valueCard .vIcon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--brand-soft);
    color: var(--brand);
    margin-bottom: 4px;
    transition: background 0.2s ease, color 0.2s ease;
}
.valueCard .vIcon svg { width: 25px; height: 25px; }
.valueCard:hover .vIcon { background: var(--brand); color: #fff; }
.valueCard .vTag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--brand);
    width: fit-content;
    padding: 5px 12px;
    border-radius: 100px;
    background: var(--brand-soft);
}
.valueCard h3 {
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--ink);
    margin: 4px 0 0;
}
.valueCard p {
    font-size: 14.5px;
    line-height: 1.65;
    color: var(--body);
    margin: 0;
}
.valueCard a.vLink {
    margin-top: auto;
    padding-top: 8px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--brand);
    text-decoration: none;
    transition: color 0.15s ease;
}
.valueCard a.vLink:hover { color: var(--brand-dark); text-decoration: underline; }

@media (max-width: 900px) {
    .valueGrid { grid-template-columns: 1fr; max-width: 480px; }
    #valueProps { padding: 60px 24px; }
}

/* ============================================================
   SECTIONS — base
   ============================================================ */
.section { width: 100vw; padding: 110px 8vw; background: #fff; }
.section.mint { background: var(--mint); }
.section.brandband { background: var(--brand); color: #fff; }

.sectionHead { margin-bottom: 64px; }
.sectionHead.centered {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sectionTag {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 16px;
}

.sectionTitle {
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.08;
    color: var(--ink);
    margin: 0;
}
.sectionSub {
    font-size: 16.5px;
    color: var(--body);
    max-width: 540px;
    margin-top: 16px;
    line-height: 1.7;
}

/* Brand band text colors */
.brandband .sectionTag { color: rgba(255,255,255,0.85); }
.brandband .sectionTitle { color: #fff; }
.brandband .sectionSub { color: rgba(255,255,255,0.82); }

/* Split layout */
.sectionSplit { display: flex; flex-direction: row; align-items: center; gap: 8%; }
.sectionSplit.reverse { flex-direction: row-reverse; }

.splitCopy {
    width: 32%;
    min-width: 260px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    flex-shrink: 0;
}
.splitDesc { font-size: 16px; line-height: 1.75; color: var(--body); }

.featureList {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 14.5px;
    color: var(--ink);
}
.featureList li {
    padding: 11px 14px;
    background: #fff;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.featureList li.active {
    background: var(--brand-soft);
    border-color: var(--brand);
    color: var(--brand-darker);
}
/* AI list (mint section) — checkmark chips */
.mint .featureList li {
    display: flex;
    align-items: center;
    gap: 11px;
}
.mint .featureList li::before {
    content: "";
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--brand);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='5 12 10 17 19 7'/></svg>");
    background-size: 12px 12px;
    background-position: center;
    background-repeat: no-repeat;
}

/* ============================================================
   FEATURES — class-display showcase
   ============================================================ */
#showoffClasspickingBox {
    flex: 1;
    min-height: 460px;
    background-color: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-pop);
    overflow: hidden;
}
#chooseClassDisplay {
    background-color: #fafbfb;
    padding: 12px 16px;
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 4px;
    border-bottom: 1px solid var(--line);
}
.viewToggle {
    padding: 7px 13px;
    background-color: transparent;
    color: var(--muted);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.12s linear;
    cursor: pointer;
    user-select: none;
}
.viewToggle:hover { color: var(--ink); background: #eef1f0; }
.viewToggle.active { background-color: var(--brand); color: #fff; }
.searchHolder { display: flex; align-items: center; margin-left: auto; }
.searchHolder input {
    border: 1.5px solid var(--line-2);
    outline: none;
    background: #fff;
    padding: 7px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-family: inherit;
    width: 160px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.searchHolder input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.shuffleClassDisplay {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 0;
    flex-grow: 1;
    width: 100%;
    padding: 18px;
}
.listTable { width: 100%; display: flex; flex-direction: column; }
.rowClass, #rowClassesHeader {
    width: 100%;
    display: flex;
    flex-direction: row;
    padding: 11px 12px;
    align-items: center;
    font-size: 13px;
}
.rowClass {
    background: #fff;
    border-bottom: 1px solid var(--line);
    transition: background 0.1s;
    cursor: pointer;
}
.rowClass:last-child { border-bottom: none; }
.rowClass:hover { background: var(--mint); }
.rowClass > span, #rowClassesHeader > span { flex-basis: 25%; text-align: left; }
#rowClassesHeader {
    background: transparent;
    border-bottom: 2px solid var(--ink);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    padding: 8px 12px;
}
#gridClassesHolder {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 11px;
    width: 100%;
}
.gridClass {
    background: #fff;
    border: 1px solid var(--line-2);
    border-radius: var(--radius-sm);
    padding: 13px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: all 0.12s;
    cursor: pointer;
}
.gridClass:hover { border-color: var(--brand); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.gName { font-weight: 600; font-size: 13px; color: var(--ink); }
.gMeta { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); margin-top: 2px; }
.gTag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.2px;
    flex-shrink: 0;
}
.gTag.sci  { background: #e0f0ff; color: #1a6fb5; }
.gTag.math { background: #fff0e0; color: #b56a1a; }
.gTag.hist { background: #f0e0ff; color: #7a1ab5; }
.gTag.eng  { background: #e0ffe8; color: #1ab55a; }
.gTag.wl   { background: #e0fff8; color: #1a8b75; }
.gTag.tech { background: #f0f0f0; color: #555555; }
.treeMock {
    position: relative;
    width: 380px;
    height: 300px;
    margin-top: 6px;
    background: #f3f5f4;
    border-radius: 12px;
    overflow: hidden;
}
.treeEdges {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    fill: none;
    stroke: #b7bfbc;
    stroke-width: 2;
}
.treeNode {
    position: absolute;
    background: #fff;
    border: 1.5px solid #eac9a3;
    border-radius: var(--radius-sm);
    width: 110px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.12s;
    box-shadow: 0 1px 4px rgba(13,27,20,0.08);
}
.treeNode:hover { border-color: var(--ink); box-shadow: 0 4px 12px rgba(13,27,20,0.16); }
.treeNode.root { border: 2px solid var(--brand); }
.tnBand {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 8px;
    background: #fff0e0;
}
.treeNode.root .tnBand { background: var(--brand); }
.tnDept { font-size: 10px; font-weight: 700; color: #b56a1a; letter-spacing: 0.3px; }
.treeNode.root .tnDept { color: #fff; }
.tnCr { font-size: 10px; font-weight: 500; color: #b56a1a; }
.treeNode.root .tnCr { color: rgba(255,255,255,0.7); }
.tnBody { padding: 7px 8px 6px; display: flex; flex-direction: column; gap: 2px; align-items: center; }
.tnName { font-size: 12px; font-weight: 600; text-align: center; line-height: 1.2; color: var(--ink); }
.tnGrade { font-size: 10px; color: var(--muted); }
.treeNode.treeMatch { border: 2px solid var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.treeNode.root.treeMatch { box-shadow: 0 0 0 3px rgba(29,158,117,0.3); }
.treeNode.treeDim { opacity: 0.28; }
.treeCaption { font-size: 12px; color: var(--muted); margin-top: auto; }

/* ============================================================
   CLASS DETAIL POPUP
   ============================================================ */
#classPopup {
    position: fixed;
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-pop);
    z-index: 2000;
    min-width: 200px;
    max-width: 260px;
    display: none;
    overflow: hidden;
}
#classPopup.visible { display: block; }
.cpBand { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; }
#cpDept { font-size: 10px; font-weight: 700; letter-spacing: 0.5px; }
.cpClose {
    background: none;
    border: none;
    font-size: 14px;
    color: var(--muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.1s;
    font-family: inherit;
}
.cpClose:hover { color: var(--ink); }
#cpTitle { font-size: 14px; font-weight: 700; padding: 2px 12px 10px; line-height: 1.3; color: var(--ink); }
.cpBody { padding: 0 12px 12px; display: flex; flex-direction: column; gap: 5px; }
.cpRow { font-size: 12px; color: var(--body); }

/* ============================================================
   AI PANEL  (now on light mint section)
   ============================================================ */
.aiPanel {
    flex: 1;
    max-width: 540px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-pop);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 460px;
}
.aiPanelHeader {
    background: #fafbfb;
    padding: 12px 16px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 8px;
}
.aiDot { width: 10px; height: 10px; border-radius: 50%; background: rgba(13,27,20,0.14); }
.aiTitle { margin-left: 12px; font-size: 12px; color: var(--muted); font-family: monospace; }
.aiBody { padding: 24px; display: flex; flex-direction: column; gap: 14px; flex-grow: 1; }
.bubble { max-width: 80%; padding: 13px 16px; border-radius: 16px; font-size: 14px; line-height: 1.55; }
.bubble.user {
    align-self: flex-end;
    background: var(--brand);
    color: #fff;
    border-bottom-right-radius: 5px;
}
.bubble.bot {
    align-self: flex-start;
    background: #f1f4f3;
    color: var(--ink);
    border-bottom-left-radius: 5px;
}
.bubble.bot ul { margin: 8px 0 0 18px; font-size: 13px; line-height: 1.7; }
.bubble.bot a.underline { color: var(--brand-dark); font-weight: 600; }
.bubble.typing { display: flex; gap: 4px; padding: 15px 16px; }
.bubble.typing span {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: rgba(13,27,20,0.4);
    animation: typingDot 1.2s infinite ease-in-out;
}
.bubble.typing span:nth-child(2) { animation-delay: 0.15s; }
.bubble.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typingDot {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
    40%           { transform: translateY(-4px); opacity: 1; }
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.stepsRow {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
}
.stepCard {
    position: relative;
    background: #fff;
    border-radius: var(--radius);
    padding: 32px 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.stepCard:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--brand); }
.stepCard:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -26px;
    width: 26px;
    height: 2px;
    background: var(--line-2);
    transform: translateY(-50%);
    z-index: 1;
}
.stepCard:not(:last-child)::before {
    content: "";
    position: absolute;
    top: 50%;
    right: -11px;
    width: 9px;
    height: 9px;
    border-top: 2px solid var(--line-2);
    border-right: 2px solid var(--line-2);
    transform: translateY(-50%) rotate(45deg);
    z-index: 2;
}
.stepNum {
    font-size: 22px;
    font-weight: 800;
    color: var(--brand);
    background: var(--brand-soft);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    line-height: 1;
}
.stepCard h3 { font-size: 20px; font-weight: 700; color: var(--ink); }
.stepCard p { font-size: 14.5px; color: var(--body); line-height: 1.65; }

/* ============================================================
   PRICING — per-student graduated
   ============================================================ */
.pricingHero {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 26px;
    align-items: stretch;
}
.pricingPaths { display: flex; flex-direction: column; gap: 18px; }
.pathMini {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    display: flex;
    flex-direction: column;
    gap: 9px;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.pathMini:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--brand); }
.pathMini.featured {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}
.pathMini.featured:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.pathMiniTag {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--brand);
}
.pathMini.featured .pathMiniTag { color: rgba(255,255,255,0.85); }
.pathMiniPrice { display: flex; align-items: baseline; gap: 6px; margin: 4px 0; }
.pathMiniPrice .bigP { font-size: 34px; font-weight: 800; letter-spacing: -1.2px; color: var(--ink); }
.pathMini.featured .pathMiniPrice .bigP { color: #fff; }
.pathMiniPrice .perP { font-size: 12px; color: var(--muted); }
.pathMini.featured .perP { color: rgba(255,255,255,0.75); }
.pathMiniDesc { font-size: 13.5px; line-height: 1.6; color: var(--body); }
.pathMini.featured .pathMiniDesc { color: rgba(255,255,255,0.88); }
.pathMiniDesc b { font-weight: 600; }
.pathMiniCTA { margin-top: 6px; font-size: 13.5px; font-weight: 700; color: var(--brand); }
.pathMini.featured .pathMiniCTA { color: #fff; }

.pricingCalc {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    box-shadow: var(--shadow-card);
}
.calcTopRow { display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.calcEyebrow { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); }
.calcHeading { font-size: 21px; font-weight: 700; letter-spacing: -0.4px; color: var(--ink); margin-top: 4px; }
.calcLink { font-size: 12.5px; color: var(--brand); font-weight: 600; }
.calcSliderRow {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--mint);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
}
.calcLbl { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); }
.calcSliderRow input[type="number"] {
    width: 100px;
    padding: 7px 10px;
    border-radius: 8px;
    border: 1.5px solid var(--line-2);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.calcSliderRow input[type="number"]:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
input[type="range"].lpSlider {
    /* native filled slider tinted brand — no gradient */
    accent-color: var(--brand);
    width: 100%;
    height: 6px;
    cursor: pointer;
    outline: none;
    margin: 8px 0 4px;
}
input[type="range"].lpSlider:focus-visible { outline: 2px solid var(--brand); outline-offset: 4px; }
.calcRangeLabels {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.calcResult {
    background: var(--ink);
    color: #fff;
    border-radius: var(--radius-sm);
    padding: 20px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 6px;
    flex-wrap: wrap;
}
.calcResultLeft { display: flex; align-items: baseline; gap: 6px; }
.calcResultTotal { font-size: 40px; font-weight: 800; letter-spacing: -1.4px; line-height: 1; }
.calcResultUnit { font-size: 13px; color: rgba(255,255,255,0.6); }
.calcResultRight {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    font-size: 13px;
    color: rgba(255,255,255,0.88);
    text-align: right;
}
.calcResultTier { font-size: 11px; color: rgba(255,255,255,0.55); letter-spacing: 0.5px; }
.calcIncludes {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-top: 12px;
    font-size: 12.5px;
    color: var(--body);
}
.calcIncludes li { display: inline-flex; align-items: center; gap: 7px; }
.calcIncludes li::before {
    content: "";
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--brand);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'><polyline points='5 12 10 17 19 7'/></svg>");
    background-size: 10px 10px;
    background-position: center;
    background-repeat: no-repeat;
    flex-shrink: 0;
}
.pricingNote { margin-top: 32px; font-size: 13.5px; color: var(--muted); text-align: center; }
.pricingNote a { color: var(--brand); text-decoration: none; font-weight: 600; }
.pricingNote a:hover { text-decoration: underline; }
@media (max-width: 1100px) {
    .pricingHero { grid-template-columns: 1fr; max-width: 600px; }
}

/* ============================================================
   WAITLIST  (on solid brand band)
   ============================================================ */
#joinWaitlistBox {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1040px;
    margin: 0 auto;
}
#waitlistSideSplit {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: stretch;
    margin-top: 52px;
}
#discountExplainBox {
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: left;
}
.discountRow {
    position: relative;
    padding: 16px 18px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.16);
}
.discountRow.featured {
    background: #fff;
    border: 1px solid #fff;
}
.discountBadge {
    position: absolute;
    top: 13px;
    right: 14px;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #fff;
    background: var(--brand-darker);
    padding: 4px 9px;
    border-radius: 100px;
}
.discountRow h3 {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
    margin-bottom: 6px;
}
.discountRow.featured h3 { color: var(--muted); }
.discountRow p { font-size: 15px; color: rgba(255,255,255,0.95); }
.discountRow p b { color: #fff; font-weight: 700; }
.discountRow.featured p { color: var(--ink); }
.discountRow.featured p b { color: var(--brand-darker); }
#joinWaitlistForm {
    background: #fff;
    border-radius: var(--radius);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
    box-shadow: var(--shadow-pop);
}
#joinWaitlistForm label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--muted);
    margin: 10px 0 5px;
}
.inputWrapper { position: relative; display: block; }
.textInput, .selectInput {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--line-2);
    outline: none;
    background-color: #fff;
    color: var(--ink);
    font-size: 14px;
    font-family: inherit;
    appearance: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.textInput:focus, .selectInput:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-soft);
}
.textInput::placeholder { color: rgba(13,27,20,0.32); }
.selectInput { cursor: pointer; }
#waitlistSubmit { margin-top: 18px; }
#waitlistSubmit:disabled { opacity: 0.6; cursor: not-allowed; }
.waitlistReassure { margin-top: 12px; font-size: 12px; line-height: 1.5; color: var(--muted); text-align: center; }
.waitlistMsg { margin-top: 4px; font-size: 13px; min-height: 18px; text-align: center; }
.waitlistMsg.ok { color: rgb(30,130,55); }
.waitlistMsg.err { color: rgb(190,45,45); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    width: 100vw;
    background-color: var(--ink);
    color: rgba(255,255,255,0.7);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 40px;
    padding: 60px 48px 32px;
}
footer .footerSection:last-child {
    grid-column: 1 / -1;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.12);
    width: 80vw;
    margin: 16px auto 0;
    padding-top: 24px;
    height: 40px;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}
.footerSection > h2 { font-weight: 600; font-size: 15px; color: #fff; margin-bottom: 12px; letter-spacing: 0.3px; }
.footerSection > ul { list-style: none; }
.footerSection > ul > li { margin-bottom: 8px; font-size: 13.5px; }
.footerSection > ul > li > a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.18s ease;
    cursor: pointer;
}
.footerSection > ul > li > a:hover { color: #fff; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
    #hero {
        grid-template-columns: 1fr;
        min-height: auto;
        padding: 120px 8vw 80px;
    }
    #heroTitle { font-size: clamp(56px, 11vw, 96px); }
    #heroDeco { display: none; }
    .sectionSplit, .sectionSplit.reverse { flex-direction: column; gap: 44px; }
    .splitCopy { width: 100%; max-width: 640px; }
    #showoffClasspickingBox, .aiPanel { width: 100%; max-width: 680px; }
    .stepsRow { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .stepCard:not(:last-child)::after,
    .stepCard:not(:last-child)::before { display: none; }
    #waitlistSideSplit { grid-template-columns: 1fr; }
    #menuItemsHolder { gap: 0; }
    .menuButton { padding: 9px 12px; font-size: 13.5px; }
}

@media (max-width: 700px) {
    #hero { padding: 104px 24px 64px; }
    #heroLoginLink { right: 24px; }
    #heroTitle { font-size: clamp(50px, 15vw, 80px); letter-spacing: -2px; }
    #heroSub { font-size: 15.5px; }
    #heroCTAs { flex-direction: column; gap: 12px; align-items: stretch; }
    #heroCTAs .landingButton { width: 100%; }
    .menuLogin { display: none; }
    .menuButton { padding: 8px 10px; font-size: 12.5px; }
    #stickyMenu { padding: 0 16px; }
    #subTitle { font-size: 18px; }
    .section { padding: 72px 22px; }
    .sectionTitle { font-size: clamp(26px, 8vw, 40px); }
    #gridClassesHolder { grid-template-columns: 1fr 1fr; }
    .treeMock { transform: scale(0.85); transform-origin: top center; }
    footer { grid-template-columns: 1fr 1fr; padding: 48px 24px 28px; }
    footer .footerSection:last-child { grid-column: 1 / -1; width: 90vw; }
}