/* ==========================================================================
   TrajectoryX — modern dark-premium landing page
   Self-contained, dependency-free. Fluid responsive (mobile → desktop).
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
    --bg:        #070b12;
    --bg-2:      #0b1220;
    --surface:   rgba(255, 255, 255, 0.045);
    --surface-2: rgba(255, 255, 255, 0.07);
    --border:    rgba(255, 255, 255, 0.10);
    --border-2:  rgba(255, 255, 255, 0.18);

    --text:   #eaf1f8;
    --muted:  #9db0c2;
    --faint:  #6c7c8d;

    --accent:   #009DDC;
    --accent-2: #00E0A4;
    --accent-3: #2f7cff;

    --grad: linear-gradient(120deg, #2f7cff 0%, #009DDC 45%, #00E0A4 100%);
    --grad-text: linear-gradient(120deg, #6fb6ff 0%, #34d0ff 50%, #2bf0bd 100%);

    --radius:    22px;
    --radius-sm: 14px;
    --maxw: 1200px;

    --shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
    --glow:   0 0 60px rgba(0, 157, 220, 0.35);

    --font: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
            Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* Fixed decorative background layer */
.bg-decor {
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(1100px 700px at 78% -8%, rgba(0, 157, 220, 0.28), transparent 60%),
        radial-gradient(900px 650px at 8% 12%, rgba(47, 124, 255, 0.20), transparent 60%),
        radial-gradient(800px 700px at 50% 108%, rgba(0, 224, 164, 0.16), transparent 60%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
.bg-decor::after {              /* subtle grid */
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}

/* ---------- Layout helpers ---------- */
.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

section { padding-block: clamp(4.5rem, 3rem + 8vw, 8.5rem); position: relative; scroll-margin-top: 84px; }

.section-head { max-width: 720px; margin-inline: auto; text-align: center; margin-bottom: clamp(2.5rem, 1.5rem + 4vw, 4.5rem); }
.section-head.left { margin-inline: 0; text-align: left; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #9fe9ff;
    padding: 0.4rem 0.9rem;
    border: 1px solid var(--border-2);
    border-radius: 50px;
    background: var(--surface);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

h1, h2, h3 { line-height: 1.08; font-weight: 900; letter-spacing: -0.02em; }

h2 { font-size: clamp(2rem, 1.4rem + 3vw, 3.4rem); margin-top: 1.1rem; }
h3 { font-size: 1.3rem; letter-spacing: -0.01em; }

.section-head p { color: var(--muted); margin-top: 1.1rem; font-size: 1.08rem; }

.grad-text {
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    font-weight: 800;
    font-size: 1rem;
    padding: 0.95rem 1.7rem;
    border-radius: 50px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
    white-space: nowrap;
}
.btn-primary {
    background: var(--grad);
    color: #04121b;
    box-shadow: 0 12px 40px rgba(0, 157, 220, 0.40);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 55px rgba(0, 224, 164, 0.45); }
.btn-ghost {
    background: var(--surface);
    border-color: var(--border-2);
    color: var(--text);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.btn-ghost:hover { transform: translateY(-3px); border-color: var(--accent); background: var(--surface-2); }

.appstore-btn img { height: 52px; width: auto; }
.appstore-btn { display: inline-block; transition: transform 0.25s ease; }
.appstore-btn:hover { transform: translateY(-3px); }

/* ---------- Navbar ---------- */
.nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem clamp(1rem, 3vw, 1.75rem);
    transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease, padding 0.3s ease;
    border-bottom: 1px solid transparent;
}
.nav.scrolled {
    background: rgba(7, 11, 18, 0.72);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border-bottom-color: var(--border);
    padding-block: 0.7rem;
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 900; font-size: 1.35rem; letter-spacing: -0.02em; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
/* header uses the full splash wordmark + flight-arc logo instead of the icon (footer keeps the icon) */
.nav .brand-logo {
    height: 56px; width: auto;        /* height of the (trimmed) logo itself; box-sizing keeps padding on top */
    box-sizing: content-box;
    background: #fff;                 /* white plate so the blue mark keeps splash-screen contrast on the dark nav */
    border-radius: 12px;
    padding: 5px 20px;                /* a few px above/below, wider on the sides */
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
}
@media (max-width: 480px) { .nav .brand-logo { height: 44px; padding: 4px 15px; } }
.brand b { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

.nav-links { display: flex; align-items: center; gap: 0.12rem; }
.nav-links a {
    color: var(--muted);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.44rem 0.6rem;
    border-radius: 50px;
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--surface); }

.nav-cta { display: flex; align-items: center; gap: 0.75rem; }
.nav-cta .btn { padding: 0.6rem 1.2rem; font-size: 0.9rem; }

.burger {
    display: none;
    width: 46px; height: 46px;
    border: 1px solid var(--border-2);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    align-items: center;
    justify-content: center;
}
.burger svg { width: 22px; height: 22px; }

/* Mobile overlay menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(7, 11, 18, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    opacity: 0;
    visibility: hidden;                 /* keep the hidden links out of the tab order (a11y) */
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-menu.open { opacity: 1; visibility: visible; pointer-events: auto; }
.mobile-menu a {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text);
    padding: 0.6rem 1rem;
    letter-spacing: -0.01em;
}
.mobile-menu a:hover { color: #34d0ff; }
.mobile-menu .btn { margin-top: 1.2rem; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(8rem, 6rem + 8vw, 11rem); padding-bottom: clamp(3rem, 2rem + 5vw, 6rem); }
.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: clamp(2rem, 1rem + 4vw, 4rem);
}
.hero h1 {
    font-size: clamp(2.6rem, 1.6rem + 5vw, 5rem);
    margin-top: 1.4rem;
}
.hero .lead {
    color: var(--muted);
    font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem);
    margin-top: 1.5rem;
    max-width: 36ch;
}
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: 2.2rem; }

.compat-chips { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 2.2rem; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--muted);
    padding: 0.5rem 0.95rem;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--surface);
}
.chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 10px var(--accent-2); }

/* Hero visual */
.hero-visual { position: relative; display: grid; place-items: center; }
.hero-visual::before {
    content: "";
    position: absolute;
    width: 78%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 157, 220, 0.55), transparent 65%);
    filter: blur(30px);
    z-index: -1;
    animation: pulse 6s ease-in-out infinite;
}
.hero-visual img {
    border-radius: 32px;
    width: auto;
    max-width: 100%;
    max-height: 620px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}
@keyframes pulse { 0%, 100% { transform: scale(0.95); opacity: 0.8; } 50% { transform: scale(1.06); opacity: 1; } }

.hero-arc {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: visible;
}
.hero-arc path {
    fill: none;
    stroke: url(#arcgrad);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    animation: draw 3s ease-in-out 0.4s forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- Stats strip ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.stat { text-align: center; }
.stat b { display: block; font-size: clamp(1.6rem, 1.2rem + 1.5vw, 2.4rem); font-weight: 900; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat span { color: var(--muted); font-size: 0.88rem; font-weight: 600; }

/* ---------- Cards / bento ---------- */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.25rem; }
.card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 1.8rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
.card:hover { transform: translateY(-6px); border-color: var(--border-2); background: var(--surface-2); box-shadow: var(--shadow); }
.card .icon {
    width: 50px; height: 50px;
    display: grid; place-items: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(0,157,220,0.25), rgba(0,224,164,0.18));
    border: 1px solid var(--border-2);
    margin-bottom: 1.1rem;
}
.card .icon svg { width: 26px; height: 26px; color: #5fd9ff; }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--muted); font-size: 0.98rem; }
.card .shot {
    margin-top: 1.4rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    width: 100%;
}

.card.span-3 { grid-column: span 3; }
.card.span-2 { grid-column: span 2; }
.card.span-6 { grid-column: span 6; }
.card.feature-lg { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 1.5rem; align-items: center; }
.card.feature-lg .shot { margin-top: 0; }

/* ---------- Badges ---------- */
.soon {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #04121b;
    background: var(--grad);
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
}
.tag {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: #9fe9ff;
    border: 1px solid var(--border-2);
    border-radius: 50px;
    padding: 0.2rem 0.65rem;
    margin-left: 0.5rem;
    vertical-align: middle;
}

/* ---------- Devices ---------- */
.device-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

/* ---------- Split feature (swing video / ai coach) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 1rem + 4vw, 4rem); align-items: center; }
.split .copy h2 { margin-top: 1.1rem; }
.split .copy p { color: var(--muted); margin-top: 1.2rem; }
.feature-list { margin-top: 1.6rem; display: grid; gap: 1rem; }
.feature-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.feature-list .dot {
    flex: none;
    width: 28px; height: 28px;
    border-radius: 9px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, rgba(0,157,220,0.3), rgba(0,224,164,0.22));
    border: 1px solid var(--border-2);
    margin-top: 2px;
}
.feature-list .dot svg { width: 16px; height: 16px; color: #6ff0c7; }
.feature-list b { display: block; color: var(--text); }
.feature-list span { color: var(--muted); font-size: 0.95rem; }

/* Placeholder visual */
.placeholder {
    min-height: 360px;
    border-radius: var(--radius);
    border: 1.5px dashed var(--border-2);
    background:
        radial-gradient(600px 300px at 50% 0%, rgba(0,157,220,0.18), transparent 70%),
        var(--surface);
    display: grid;
    place-items: center;
    text-align: center;
    color: var(--muted);
    gap: 0.6rem;
    padding: 2rem;
}
.placeholder .pi {
    width: 64px; height: 64px;
    border-radius: 50%;
    display: grid; place-items: center;
    background: linear-gradient(135deg, rgba(0,157,220,0.3), rgba(0,224,164,0.2));
    border: 1px solid var(--border-2);
    margin: 0 auto;
}
.placeholder .pi svg { width: 28px; height: 28px; color: #5fd9ff; }
.placeholder b { color: var(--text); font-size: 1.05rem; }
.placeholder small { color: var(--faint); }

.note {
    margin-top: 1.6rem;
    font-size: 0.92rem;
    color: var(--faint);
}
.note a { color: #5fd9ff; font-weight: 700; text-decoration: underline; }

/* ---------- Drills accordion ---------- */
.drills { display: grid; gap: 1rem; max-width: 880px; margin-inline: auto; }
.drill {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    overflow: hidden;
    transition: border-color 0.3s ease, background 0.3s ease;
}
.drill:hover { border-color: var(--border-2); }
.drill summary {
    cursor: pointer;
    list-style: none;
    padding: 1.3rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-weight: 800;
    font-size: 1.1rem;
}
.drill summary::-webkit-details-marker { display: none; }
.drill summary .plus {
    flex: none;
    width: 30px; height: 30px;
    border-radius: 50%;
    border: 1px solid var(--border-2);
    display: grid; place-items: center;
    transition: transform 0.3s ease, background 0.3s ease;
    color: #5fd9ff;
    font-size: 1.2rem;
    line-height: 1;
}
.drill[open] summary .plus { transform: rotate(45deg); background: var(--surface-2); }
.drill .body { padding: 0 1.5rem 1.4rem; color: var(--muted); font-size: 0.98rem; }
.drill .body p + p { margin-top: 0.8rem; }

/* ---------- CTA ---------- */
.cta-wrap {
    border: 1px solid var(--border-2);
    border-radius: 30px;
    background:
        radial-gradient(700px 400px at 50% -30%, rgba(0,157,220,0.35), transparent 70%),
        var(--surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    text-align: center;
    padding: clamp(3rem, 2rem + 5vw, 5.5rem) 1.5rem;
    position: relative;
    overflow: hidden;
}
.cta-wrap img.logo { width: 84px; height: 84px; border-radius: 22px; margin: 0 auto 1.4rem; box-shadow: var(--glow); }
.cta-wrap h2 { max-width: 16ch; margin-inline: auto; }
.cta-wrap p { color: var(--muted); max-width: 50ch; margin: 1.1rem auto 2rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ---------- Roadmap callout ---------- */
.roadmap {
    margin-top: 1.8rem;
    padding: 1.3rem 1.4rem;
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-2);
    border-radius: 14px;
    background: rgba(0, 224, 164, 0.06);
}
.roadmap .soon { margin-bottom: 0.8rem; }
.roadmap p { color: var(--muted); font-size: 0.98rem; margin: 0; }
.roadmap b { color: var(--text); }

/* ---------- Gallery ---------- */
.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 1rem + 3vw, 3rem);
    max-width: 920px;
    margin-inline: auto;
}
.phone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.phone img {
    width: 100%;
    max-width: 260px;
    border-radius: 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.phone figcaption {
    color: var(--muted);
    font-weight: 700;
    font-size: 0.92rem;
    text-align: center;
}
@media (max-width: 760px) {
    .gallery { grid-template-columns: 1fr; gap: 2.5rem; }
    .phone img { max-width: 240px; }
}

/* ---------- Testimonials ---------- */
.stars { color: #ffd166; font-size: 1.1rem; letter-spacing: 2px; margin-bottom: 1rem; }
.quote { color: var(--text); font-size: 1.05rem; line-height: 1.6; }
.quote-author { margin-top: 1rem; color: var(--faint); font-size: 0.9rem; font-weight: 700; }
.quote-author span { color: var(--muted); font-weight: 600; }

/* ---------- Pricing plans ---------- */
.plan-free { border-color: var(--border-2); box-shadow: 0 0 0 1px rgba(0, 224, 164, 0.25), var(--shadow); }
.plan-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #04121b;
    background: var(--grad);
    border-radius: 50px;
    padding: 0.3rem 0.85rem;
    margin-bottom: 1rem;
}
.plan-tag.premium {
    color: #9fe9ff;
    background: transparent;
    border: 1px solid var(--border-2);
}
.plan-list { margin-top: 1.1rem; display: grid; gap: 0.7rem; }
.plan-list li {
    position: relative;
    padding-left: 1.8rem;
    color: var(--muted);
    font-size: 0.98rem;
}
.plan-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--grad);
}
.plan-note { margin-top: 1.2rem; color: var(--faint); font-size: 0.9rem; }

/* ---------- More apps (cross-promo) ---------- */
.crosspromo {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    max-width: 760px;
    margin-inline: auto;
    text-decoration: none;
}
.crosspromo-logo {
    width: 88px;
    height: 88px;
    border-radius: 20px;
    border: 1px solid var(--border);
    flex: none;
}
.crosspromo-copy { flex: 1 1 auto; }
.crosspromo-copy h3 { margin-bottom: 0.35rem; }
.crosspromo-copy p { color: var(--muted); font-size: 0.98rem; }
.crosspromo-cta { flex: none; }
.crosspromo-cta img { height: 46px; width: auto; }

@media (max-width: 620px) {
    .crosspromo { flex-direction: column; text-align: center; }
}

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); padding-block: 3rem; }
.foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; }
.foot-links a { color: var(--muted); font-weight: 700; font-size: 0.9rem; }
.foot-links a:hover { color: var(--text); }
.foot small { color: var(--faint); display: block; margin-top: 0.6rem; }

/* ---------- Back to top ---------- */
.top {
    position: fixed;
    right: 22px; bottom: 22px;
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border-2);
    background: rgba(7,11,18,0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text);
    cursor: pointer;
    display: grid; place-items: center;
    opacity: 0; pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease;
    z-index: 90;
}
.top.show { opacity: 1; pointer-events: auto; transform: none; }
.top:hover { background: var(--surface-2); }
.top svg { width: 20px; height: 20px; }

/* ---------- Sticky mobile download bar ---------- */
.mobile-cta { display: none; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); transition-delay: var(--delay, 0ms); }
.reveal.in { opacity: 1; transform: none; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1040px) {
    .nav-links { display: none; }
    .nav-cta .btn-ghost { display: none; }
    .burger { display: inline-flex; }

    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero .lead { margin-inline: auto; }
    .hero-actions, .compat-chips { justify-content: center; }
    .hero-visual { order: -1; margin-bottom: 1rem; }
    .hero-visual img { max-height: 480px; }

    .bento { grid-template-columns: 1fr 1fr; }
    .card.span-3, .card.span-2, .card.span-6 { grid-column: span 2; }
    .card.feature-lg { grid-template-columns: 1fr; }

    .split { grid-template-columns: 1fr; }
    .split .visual { order: -1; }
    .device-grid { grid-template-columns: 1fr; }

    /* Sticky download bar */
    .mobile-cta {
        display: flex;
        align-items: center;
        gap: 0.7rem;
        position: fixed;
        left: 12px;
        right: 12px;
        bottom: 12px;
        z-index: 95;
        padding: 0.6rem 0.75rem;
        border-radius: 16px;
        background: rgba(11, 18, 32, 0.92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border: 1px solid var(--border-2);
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
        text-decoration: none;
    }
    .mobile-cta img { border-radius: 9px; flex: none; }
    .mobile-cta > span:not(.mobile-cta-btn) { display: flex; flex-direction: column; line-height: 1.25; }
    .mobile-cta b { font-size: 0.95rem; color: var(--text); }
    .mobile-cta small { font-size: 0.78rem; color: var(--muted); }
    .mobile-cta-btn {
        margin-left: auto;
        display: inline-grid;
        place-items: center;
        background: var(--grad);
        color: #04121b;
        font-weight: 800;
        font-size: 0.9rem;
        padding: 0.5rem 1.2rem;
        border-radius: 50px;
    }
    .top { bottom: 84px; }      /* lift above the sticky bar */
    body { padding-bottom: 78px; }
}

@media (max-width: 560px) {
    .stats { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
    .bento { grid-template-columns: 1fr; }
    .card.span-3, .card.span-2, .card.span-6 { grid-column: span 1; }
    .nav-cta .appstore-btn { display: none; }
    .foot { flex-direction: column; text-align: center; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
    .reveal { opacity: 1; transform: none; }
}