/* ===================================================================
   Reaction Time Test — dark theme
   =================================================================== */

:root {
    --bg:            #0a0e1a;
    --bg-2:          #0f1524;
    --surface:       #141b2e;
    --surface-2:     #1a2238;
    --border:        rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --text:          #eef2ff;
    --text-dim:      #9aa6c7;
    --text-mute:     #66708c;

    --accent:        #6d8bff;
    --accent-2:      #8b5cf6;
    --accent-glow:   rgba(109, 139, 255, 0.45);
    --green:         #22e08a;
    --green-deep:    #12b673;
    --red:           #ff5470;
    --red-deep:      #e23a58;
    --amber:         #ffb020;

    --radius:   18px;
    --radius-sm:12px;
    --maxw:     1120px;
    --shadow:   0 24px 60px -20px rgba(0, 0, 0, 0.7);
    --font:     'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-head:'Space Grotesk', var(--font);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.container {
    width: 100%;
    max-width: var(--maxw);
    margin-inline: auto;
    padding-inline: 22px;
}
.container-narrow { max-width: 760px; }

/* ---- Ambient background orbs ---- */
.bg-orbs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; }
.orb-1 { width: 520px; height: 520px; background: radial-gradient(circle, var(--accent), transparent 70%); top: -160px; left: -120px; }
.orb-2 { width: 460px; height: 460px; background: radial-gradient(circle, var(--accent-2), transparent 70%); top: 20%; right: -160px; opacity: 0.4; }
.orb-3 { width: 400px; height: 400px; background: radial-gradient(circle, var(--green-deep), transparent 70%); bottom: -140px; left: 30%; opacity: 0.22; }

/* =================== HEADER / NAV =================== */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(10, 14, 26, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: background .25s;
}
.nav-inner { display: flex; align-items: center; gap: 20px; height: 66px; }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-family: var(--font-head); }
.brand-mark {
    display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff; box-shadow: 0 6px 18px -4px var(--accent-glow);
}
.brand-text { font-size: 1.02rem; letter-spacing: -0.02em; }

.nav-links { display: flex; align-items: center; gap: 26px; margin-inline: auto; }
.nav-links a { color: var(--text-dim); font-size: .93rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); }

.nav-actions { display: flex; align-items: center; gap: 12px; }

/* Language switcher */
.lang-switch { position: relative; }
.lang-toggle {
    display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
    background: var(--surface); border: 1px solid var(--border-strong); color: var(--text);
    padding: 8px 12px; border-radius: 10px; font: inherit; font-size: .85rem; font-weight: 600;
    transition: border-color .2s, background .2s;
}
.lang-toggle:hover { border-color: var(--accent); }
.lang-flag { font-size: 1.05rem; line-height: 1; }
.lang-toggle svg { transition: transform .25s; opacity: .7; }
.lang-switch.open .lang-toggle svg { transform: rotate(180deg); }

.lang-menu {
    position: absolute; right: 0; top: calc(100% + 10px);
    background: var(--surface-2); border: 1px solid var(--border-strong);
    border-radius: 14px; padding: 8px; min-width: 190px;
    box-shadow: var(--shadow);
    display: grid; gap: 2px;
    opacity: 0; visibility: hidden; transform: translateY(-8px) scale(.98);
    transition: opacity .18s, transform .18s, visibility .18s;
    max-height: 60vh; overflow-y: auto; z-index: 60;
}
.lang-switch.open .lang-menu { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.lang-item {
    display: flex; align-items: center; gap: 10px; padding: 9px 11px;
    border-radius: 9px; color: var(--text-dim); font-size: .9rem; font-weight: 500; transition: background .15s, color .15s;
}
.lang-item:hover { background: rgba(255,255,255,.06); color: var(--text); }
.lang-item.is-active { color: var(--text); background: rgba(109,139,255,.14); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.menu-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .25s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =================== BUTTONS =================== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 22px; border-radius: 12px; font: inherit; font-weight: 600; font-size: .95rem;
    cursor: pointer; border: 1px solid transparent; transition: transform .12s, box-shadow .2s, background .2s; white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff; box-shadow: 0 12px 28px -10px var(--accent-glow);
}
.btn-primary:hover { box-shadow: 0 16px 34px -8px var(--accent-glow); }
.btn-ghost { background: var(--surface); border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-lg { padding: 15px 30px; font-size: 1.02rem; }

/* =================== HERO / TEST =================== */
.hero { padding: 52px 0 40px; }
.hero-head { text-align: center; max-width: 640px; margin: 0 auto 22px; }
.pill {
    display: inline-block; padding: 6px 14px; border-radius: 100px; font-size: .78rem; font-weight: 600;
    color: var(--accent); background: rgba(109,139,255,.12); border: 1px solid rgba(109,139,255,.28);
    letter-spacing: .01em; margin-bottom: 18px;
}
.hero-title { font-size: clamp(2.1rem, 5vw, 3.3rem); margin-bottom: 14px; }
.hero-sub { color: var(--text-dim); font-size: 1.08rem; max-width: 52ch; margin-inline: auto; min-height: 2.8em; }
.benchmark { margin: 16px auto 0; color: var(--text-mute); font-size: .86rem; text-align: center; max-width: 46ch; }

/* Mode selector */
.mode-tabs {
    display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
    max-width: 660px; margin: 0 auto 16px;
}
.mode-tab {
    display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
    padding: 10px 18px; border-radius: 100px; font: inherit; font-weight: 600; font-size: .92rem;
    color: var(--text-dim); background: var(--surface); border: 1px solid var(--border-strong);
    transition: color .2s, border-color .2s, background .2s;
}
.mode-tab:hover { color: var(--text); border-color: var(--accent); }
.mode-tab.is-active {
    color: #fff; border-color: transparent;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 10px 24px -12px var(--accent-glow);
}
.mode-ico { font-size: 1.05rem; line-height: 1; }

.test-wrap { display: grid; gap: 16px; max-width: 660px; margin: 0 auto; }

/* The reaction board */
.reaction-box {
    position: relative; width: 100%; aspect-ratio: 3 / 2; min-height: 320px;
    border-radius: 24px; cursor: pointer; user-select: none;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; text-align: center;
    color: #fff; overflow: hidden;
    transition: background .06s ease, box-shadow .25s;
    border: 1px solid rgba(255,255,255,.09);
}
.reaction-box:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.rb-icon { opacity: .9; margin-bottom: 4px; }
.rb-title { font-family: var(--font-head); font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
.rb-hint { font-size: 1.05rem; opacity: .85; max-width: 28ch; }

/* States */
.state-start   { background: radial-gradient(120% 120% at 50% 0%, #253256, #141b2e); box-shadow: var(--shadow); }
.state-wait    { background: radial-gradient(120% 120% at 50% 30%, var(--red), var(--red-deep)); box-shadow: 0 24px 60px -20px rgba(226,58,88,.5); }
.state-go      { background: radial-gradient(120% 120% at 50% 30%, var(--green), var(--green-deep)); box-shadow: 0 24px 70px -16px rgba(34,224,138,.55); }
.state-nogo    { background: radial-gradient(120% 120% at 50% 30%, var(--red), var(--red-deep)); box-shadow: 0 24px 60px -20px rgba(226,58,88,.55); }
.state-toosoon { background: radial-gradient(120% 120% at 50% 30%, #ffc64d, #f59e0b); color: #3a2a00; box-shadow: 0 24px 60px -20px rgba(245,158,11,.5); }
.state-result  { background: radial-gradient(120% 120% at 50% 0%, #253256, #141b2e); box-shadow: var(--shadow); }
.state-go .rb-icon, .state-wait .rb-icon, .state-nogo .rb-icon { display: none; }

/* Target / aim mode: keep the board neutral while the target is up */
.mode-target.state-go { background: radial-gradient(120% 120% at 50% 0%, #1c2540, #10162a); box-shadow: var(--shadow); }
.rb-target {
    position: absolute; width: 66px; height: 66px; border-radius: 50%; border: 0; cursor: pointer; padding: 0;
    background: radial-gradient(circle at 50% 40%, #34f39a, var(--green-deep));
    box-shadow: 0 0 0 6px rgba(34,224,138,.22), 0 10px 26px -6px rgba(34,224,138,.6);
    animation: targetPop .18s ease-out;
}
.rb-target::after {
    content: ''; position: absolute; inset: 24px; border-radius: 50%; background: rgba(255,255,255,.9);
}
@keyframes targetPop { from { transform: scale(.4); opacity: .2; } to { transform: scale(1); opacity: 1; } }

.rb-result { display: none; }
.state-result .rb-result, .state-go .rb-result { }
.rb-result { flex-direction: column; align-items: center; gap: 2px; }
.state-result .rb-result { display: flex; }
.state-result .rb-icon { display: none; }
.rb-ms { font-family: var(--font-head); font-size: 3.4rem; font-weight: 700; line-height: 1; }
.rb-ms small { font-size: 1.1rem; font-weight: 500; opacity: .7; margin-left: 4px; }
.rb-attempt { font-size: .9rem; opacity: .8; margin-top: 6px; letter-spacing: .04em; text-transform: uppercase; }

/* Live stat row */
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stat {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: 12px; text-align: center;
}
.stat-avg { border-color: rgba(109,139,255,.35); background: rgba(109,139,255,.08); }
.stat-label { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-mute); margin-bottom: 4px; }
.stat-value { font-family: var(--font-head); font-size: 1.35rem; font-weight: 700; }

/* Summary card */
.summary-card {
    background: linear-gradient(160deg, var(--surface-2), var(--surface));
    border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 22px;
    box-shadow: var(--shadow); animation: pop .3s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.summary-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.summary-label { color: var(--text-dim); font-size: .95rem; }
.summary-ms { font-family: var(--font-head); font-size: 2.4rem; font-weight: 700; color: var(--green); }
.summary-ms small { font-size: 1rem; color: var(--text-dim); }
.rating { display: flex; align-items: center; gap: 10px; margin: 14px 0 18px; }
.rating-label { font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-mute); }
.rating-value { font-family: var(--font-head); font-weight: 700; padding: 5px 14px; border-radius: 100px; background: rgba(109,139,255,.16); color: var(--accent); border: 1px solid rgba(109,139,255,.3); }
.summary-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* =================== RATING SCALE TABLE =================== */
.scale { max-width: 660px; margin: 30px auto 0; }
.scale-head { text-align: center; margin-bottom: 16px; }
.scale-head h2 { font-size: 1.3rem; margin-bottom: 6px; }
.scale-head p { color: var(--text-dim); font-size: .95rem; }
.scale-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); }
.scale-table { width: 100%; border-collapse: collapse; font-size: .96rem; }
.scale-table th {
    text-align: left; font-family: var(--font-head); font-size: .74rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: .07em; color: var(--text-mute);
    padding: 14px 20px; border-bottom: 1px solid var(--border-strong); white-space: nowrap;
}
.scale-unit { text-transform: none; letter-spacing: 0; }
.scale-table td { padding: 13px 20px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.scale-table tr:last-child td { border-bottom: 0; }
.scale-range { font-family: var(--font-head); font-weight: 600; color: var(--text); white-space: nowrap; }
.scale-dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 10px; vertical-align: middle; box-shadow: 0 0 10px -1px var(--band, transparent); }
.scale-rating { color: var(--band, var(--text-dim)); font-weight: 600; }
.scale-table tr { transition: background .2s; }
.scale-table tbody tr.is-you {
    background: linear-gradient(90deg, rgba(109,139,255,.16), rgba(139,92,246,.10));
    box-shadow: inset 3px 0 0 var(--accent);
}
.scale-you-badge {
    display: inline-flex; align-items: center; gap: 5px; margin-left: 10px; padding: 2px 10px;
    border-radius: 100px; font-family: var(--font); font-size: .72rem; font-weight: 700; letter-spacing: .04em;
    text-transform: uppercase; color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-2));
    vertical-align: middle;
}

/* =================== SECTIONS =================== */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--border); }
.section-head { max-width: 640px; margin: 0 auto 44px; text-align: center; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.section-head h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin-bottom: 14px; }
.section-lead { color: var(--text-dim); font-size: 1.05rem; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0 auto; max-width: 920px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.step {
    position: relative; background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 26px 24px 24px; transition: border-color .2s, transform .2s;
}
.step:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.step-num {
    display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; margin-bottom: 14px;
    font-family: var(--font-head); font-weight: 700; color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 8px 20px -8px var(--accent-glow);
}
.step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.step p { color: var(--text-dim); font-size: .96rem; }
.callout {
    max-width: 920px; margin: 24px auto 0; padding: 16px 20px; border-radius: var(--radius-sm);
    background: rgba(255,176,32,.08); border: 1px solid rgba(255,176,32,.25); color: #ffd98a; font-size: .95rem;
}

/* Card grids (uses + tips) */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 1040px; margin: 0 auto; }
.feature-card, .tip-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 26px 24px; transition: border-color .2s, transform .2s;
}
.feature-card:hover, .tip-card:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.feature-icon { font-size: 2rem; display: block; margin-bottom: 14px; }
.feature-card h3, .tip-card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.feature-card p, .tip-card p { color: var(--text-dim); font-size: .95rem; }
.tip-num { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--accent); display: block; margin-bottom: 8px; opacity: .85; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: border-color .2s; }
.faq-item[open] { border-color: var(--border-strong); }
.faq-item summary {
    list-style: none; cursor: pointer; padding: 18px 22px; font-weight: 600; font-size: 1.03rem;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-plus { position: relative; width: 16px; height: 16px; flex-shrink: 0; }
.faq-plus::before, .faq-plus::after { content: ''; position: absolute; background: var(--accent); border-radius: 2px; transition: transform .25s; }
.faq-plus::before { top: 7px; left: 0; width: 16px; height: 2px; }
.faq-plus::after { left: 7px; top: 0; width: 2px; height: 16px; }
.faq-item[open] .faq-plus::after { transform: rotate(90deg); opacity: 0; }
.faq-answer { padding: 0 22px 20px; color: var(--text-dim); font-size: .98rem; }

/* CTA */
.cta { padding: 80px 0; }
.cta-inner {
    text-align: center; background: linear-gradient(150deg, rgba(109,139,255,.16), rgba(139,92,246,.14));
    border: 1px solid rgba(109,139,255,.3); border-radius: 28px; padding: 56px 30px;
}
.cta-inner h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin-bottom: 12px; }
.cta-inner p { color: var(--text-dim); margin-bottom: 26px; font-size: 1.05rem; }

/* =================== PAGE HERO / PROSE =================== */
.page-hero { padding: 64px 0 20px; text-align: center; }
.page-hero h1 { font-size: clamp(2rem, 5vw, 3rem); }
.legal-meta { color: var(--text-mute); margin-top: 14px; font-size: .9rem; }

.prose { font-size: 1.03rem; color: var(--text-dim); }
.prose p { margin-bottom: 18px; }
.prose h2 { color: var(--text); font-size: 1.4rem; margin: 34px 0 12px; }
.prose.legal h2 { font-size: 1.25rem; }
.value-list { list-style: none; padding: 0; display: grid; gap: 12px; margin: 8px 0 0; }
.value-list li { position: relative; padding-left: 30px; color: var(--text-dim); }
.value-list li::before {
    content: '✓'; position: absolute; left: 0; top: 0; color: var(--green); font-weight: 700;
    width: 20px; height: 20px; display: grid; place-items: center; background: rgba(34,224,138,.14); border-radius: 6px; font-size: .8rem;
}
.prose-cta { margin-top: 34px; }

/* =================== 404 =================== */
.error-page { min-height: 68vh; display: grid; place-items: center; text-align: center; padding: 60px 0; }
.error-code {
    font-family: var(--font-head); font-weight: 700; font-size: clamp(6rem, 22vw, 12rem); line-height: .9;
    background: linear-gradient(135deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.error-page h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); margin: 8px 0 12px; }
.error-page p { color: var(--text-dim); max-width: 42ch; margin: 0 auto 28px; }

/* =================== FOOTER =================== */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-2); padding: 56px 0 30px; margin-top: 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.footer-blurb { color: var(--text-mute); font-size: .93rem; max-width: 40ch; margin-top: 14px; }
.footer-col h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-mute); margin-bottom: 14px; }
.footer-col a { display: block; color: var(--text-dim); font-size: .95rem; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
    display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap;
    margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--text-mute); font-size: .87rem;
}

/* =================== RESPONSIVE =================== */
@media (max-width: 900px) {
    .steps, .card-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
    :root { scroll-padding-top: 72px; }
    .container { padding-inline: 16px; }
    .nav-inner { height: 58px; }
    .nav-links {
        position: fixed; inset: 58px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
        background: var(--surface-2); border-bottom: 1px solid var(--border); padding: 8px 16px 18px;
        transform: translateY(-120%); transition: transform .28s; margin: 0; box-shadow: var(--shadow);
        max-height: calc(100dvh - 58px); overflow-y: auto;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-links a { padding: 14px 2px; border-bottom: 1px solid var(--border); font-size: 1rem; }
    .menu-toggle { display: flex; }
    .nav-actions { margin-left: auto; }
    .steps, .card-grid { grid-template-columns: 1fr; }
    .section { padding: 48px 0; }
    .section-head { margin-bottom: 32px; }
    .brand-text { font-size: .95rem; }

    .hero { padding: 26px 0 32px; }
    .hero-head { margin-bottom: 18px; }
    .hero-sub { font-size: 1rem; min-height: 0; }
    .cta { padding: 56px 0; }
    .cta-inner { padding: 40px 22px; border-radius: 22px; }
}

@media (max-width: 560px) {
    /* Mode tabs: keep all three on one row, compact */
    .mode-tabs { gap: 6px; }
    .mode-tab { flex: 1 1 0; justify-content: center; padding: 10px 8px; font-size: .82rem; gap: 5px; }
    .mode-ico { font-size: 1rem; }
    .reaction-box { aspect-ratio: auto; min-height: 300px; height: 46vh; max-height: 380px; border-radius: 20px; }
    .rb-title { font-size: 1.6rem; }
    .rb-hint { font-size: .98rem; }
    .rb-ms { font-size: 2.8rem; }
    .stat-value { font-size: 1.2rem; }
    .summary-ms { font-size: 2rem; }
    .summary-actions { flex-direction: column; }
    .summary-actions .btn { width: 100%; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
    .btn-lg { padding: 14px 24px; font-size: .98rem; }
    .callout { font-size: .9rem; }
}

@media (max-width: 380px) {
    .mode-tab .mode-name { font-size: .78rem; }
    .mode-tab { padding: 9px 6px; }
    .rb-title { font-size: 1.4rem; }
    .brand-text { font-size: .88rem; }
}

/* =================== RTL SUPPORT =================== */
[dir="rtl"] .benchmark { border-left: 0; border-right: 2px solid var(--border-strong); padding-left: 0; padding-right: 12px; }
[dir="rtl"] .value-list li { padding-left: 0; padding-right: 30px; }
[dir="rtl"] .value-list li::before { left: auto; right: 0; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .orb-1 { left: auto; right: -120px; }
[dir="rtl"] .orb-2 { right: auto; left: -160px; }
[dir="rtl"] .scale-table th, [dir="rtl"] .scale-table td { text-align: right; }
[dir="rtl"] .scale-dot { margin-right: 0; margin-left: 10px; }
[dir="rtl"] .scale-table tbody tr.is-you { box-shadow: inset -3px 0 0 var(--accent); }
[dir="rtl"] .scale-you-badge { margin-left: 0; margin-right: 10px; }

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}