/* ===================================================
   EnhancedAim - site styles
   IBM Carbon design language (DESIGN.md), dark adaptation
   over Background.jpg. Flat 0px geometry, IBM Plex Sans,
   single red accent, 1px hairline tiles, no shadows.
   =================================================== */
:root {
    /* --- Accent: red (single accent, tuned to Background.jpg) --- */
    --red:        #da1e28;
    --red-hover:  #ba1a23;
    --red-active: #750e13;
    --red-40:     #ff5b60;  /* links / small accents on dark for contrast */

    /* --- Dark surfaces (Carbon Gray-100 adaptation) --- */
    --base:        #0a0a0a;              /* fallback behind the image */
    --tile:        rgba(20,20,20,0.82);  /* default tile - lets the image breathe */
    --tile-2:      rgba(32,32,32,0.90);  /* elevated tile / inputs */
    --tile-solid:  #161616;
    --field:       #262626;

    /* --- Hairlines (Carbon carries hierarchy on 1px borders) --- */
    --hairline:        #393939;
    --hairline-strong: #6f6f6f;

    /* --- Text --- */
    --ink:        #f4f4f4;
    --ink-muted:  #c6c6c6;
    --ink-subtle: #8d8d8d;
    --on-red:    #ffffff;

    /* --- Semantic --- */
    --success: #42be65;
    --error:   #fa4d56;

    --maxw: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
    background: var(--base);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.5;
    letter-spacing: 0.16px;              /* Carbon body precision detail */
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
.accent { color: var(--red-40); }

/* Headlines: Plex Sans light-weight 300 is the brand voice */
h1, h2, h3, h4 {
    font-family: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
    font-weight: 300;
    line-height: 1.2;
    letter-spacing: 0;
    color: var(--ink);
}
strong { color: var(--ink); font-weight: 600; }

/* ---------- Fixed background (Background.jpg) ---------- */
.bg-layer {
    position: fixed; inset: 0; z-index: -2;
    background: var(--base) url('../img/Background.jpg') center center / cover no-repeat;
}
.bg-scrim {
    position: fixed; inset: 0; z-index: -1; pointer-events: none;
    background: linear-gradient(180deg, rgba(8,8,8,0.34) 0%, rgba(8,8,8,0.60) 100%);
}

/* ---------- Nav (Carbon top-nav: flat bar + 1px bottom hairline) ---------- */
.nav {
    position: sticky; top: 0; z-index: 50;
    width: 100%;
    background: rgba(10,10,10,0.72);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--hairline);
    transition: background .2s, border-color .2s;
}
.nav-inner {
    max-width: var(--maxw); margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px; height: 56px;
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { width: 30px; height: 30px; object-fit: contain; }
.nav-name { font-family: 'IBM Plex Sans', sans-serif; font-weight: 600; font-size: 1.15rem; letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
    padding: 10px 16px;
    color: var(--ink-muted); font-weight: 400; font-size: .875rem; letter-spacing: 0.16px;
    border-bottom: 2px solid transparent;
    transition: color .15s, border-color .15s, background .15s;
}
.nav-link:hover { color: var(--ink); background: rgba(255,255,255,0.06); }
.nav-link.active { color: var(--ink); border-bottom-color: var(--red); }
.nav-cta {
    margin-left: 8px; padding: 11px 18px;
    background: var(--red); color: var(--on-red);
    font-weight: 400; font-size: .875rem; letter-spacing: 0.16px;
    transition: background .15s;
}
.nav-cta:hover { background: var(--red-hover); }

/* burger (mobile) */
.nav-toggle, .nav-burger { display: none; }

/* ---------- Layout ---------- */
.page { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-head h2 { font-size: 2.4rem; margin-bottom: 14px; }
.section-lead { color: var(--ink-muted); font-size: 1.125rem; line-height: 1.5; }
.section-lead.center { text-align: center; max-width: 680px; margin: 0 auto; }

.section-title { font-size: 2.375rem; font-weight: 300; margin-bottom: 16px; text-align: center; }
.section-title + .section-lead.center { margin-bottom: 48px; }

/* ---------- Buttons (square, flat) ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 13px 24px; border: 1px solid transparent;
    font-family: inherit; font-weight: 400; font-size: .9375rem; letter-spacing: 0.16px;
    cursor: pointer; border-radius: 0;
    transition: background .15s, border-color .15s, color .15s;
}
.btn-primary { background: var(--red); color: var(--on-red); }
.btn-primary:hover { background: var(--red-hover); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--hairline-strong); }
.btn-ghost:hover { background: rgba(255,255,255,0.06); border-color: var(--ink); }
.btn-invert { background: #ffffff; color: var(--red); }
.btn-invert:hover { background: #e8e8e8; }
.btn-outline { background: transparent; color: #ffffff; border-color: rgba(255,255,255,0.7); }
.btn-outline:hover { background: rgba(255,255,255,0.14); border-color: #fff; }
.btn-block { width: 100%; }

/* ---------- Hero ---------- */
.hero {
    display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center;
    padding: 88px 0 96px;
}
.hero-eyebrow {
    display: block; font-size: .875rem; letter-spacing: 0.16px;
    color: var(--ink-subtle); margin-bottom: 20px;
}
.hero-title { font-size: 4rem; font-weight: 300; line-height: 1.08; letter-spacing: -0.5px; margin-bottom: 24px; }
.hero-sub { color: var(--ink-muted); font-size: 1.125rem; line-height: 1.5; max-width: 540px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-actions.center { justify-content: center; }
.hero-foot { margin-top: 28px; font-size: .875rem; color: var(--ink-subtle); }

.hero-art { display: flex; justify-content: center; }
.hero-card {
    position: relative; width: 320px; height: 320px;
    display: grid; place-items: center;
    background: var(--tile);
    border: 1px solid var(--hairline);
}
.hero-card::before {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px;
    background: var(--red);
}
.hero-logo { width: auto; height: 252px; max-width: 86%; object-fit: contain; }

/* ---------- Feature cards ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.feature-card {
    background: var(--tile);
    padding: 32px 28px;
    transition: background .15s;
}
.feature-card:hover { background: var(--tile-2); }
.feature-card.featured { border-top: 2px solid var(--red); }
.feature-icon {
    width: 48px; height: 48px; display: grid; place-items: center;
    color: var(--red-40); margin-bottom: 20px;
    background: var(--field); border: 1px solid var(--hairline);
}
.feature-icon svg { width: 26px; height: 26px; }
.feature-card h3 { font-size: 1.5rem; font-weight: 400; margin-bottom: 12px; }
.feature-card p { color: var(--ink-muted); font-size: .9375rem; line-height: 1.5; margin-bottom: 18px; }
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.feature-list li { position: relative; padding-left: 20px; font-size: .875rem; color: var(--ink); line-height: 1.4; }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .45em; width: 8px; height: 8px; background: var(--red); }

/* ---------- Split section ---------- */
.section-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-text h2 { font-size: 2.25rem; font-weight: 300; margin: 0 0 20px; }
.split-text p { color: var(--ink-muted); margin-bottom: 18px; line-height: 1.5; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 4px 0 18px; }
.why-item { display: flex; align-items: center; gap: 10px; font-size: .9rem; color: var(--ink); }
.why-check { color: var(--on-red); background: var(--red); width: 20px; height: 20px; display: grid; place-items: center; font-size: .75rem; flex-shrink: 0; }
.note { font-size: .875rem; color: var(--ink-subtle); }

/* UI mock (Carbon product panel) */
.split-card { display: flex; justify-content: center; }
.ui-mock {
    width: 100%; max-width: 360px;
    background: var(--tile-solid); border: 1px solid var(--hairline);
    padding: 20px;
}
.ui-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--hairline); margin-bottom: 18px; }
.ui-tab { flex: 1; text-align: center; font-size: .78rem; padding: 10px 4px; color: var(--ink-subtle); border-bottom: 2px solid transparent; }
.ui-tab.active { color: var(--ink); font-weight: 600; border-bottom-color: var(--red); }
.ui-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 2px; border-bottom: 1px solid var(--hairline); font-size: .875rem; color: var(--ink-muted); }
.ui-row:last-child { border-bottom: none; }
.ui-switch { width: 40px; height: 20px; background: var(--field); border: 1px solid var(--hairline-strong); position: relative; }
.ui-switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; background: var(--ink-subtle); transition: .15s; }
.ui-switch.on { background: var(--red); border-color: var(--red); }
.ui-switch.on::after { left: 23px; background: #fff; }
.ui-bar { width: 120px; height: 6px; background: var(--field); overflow: hidden; }
.ui-bar i { display: block; height: 100%; background: var(--red); }
.ui-pill { background: var(--field); border: 1px solid var(--hairline); padding: 3px 12px; font-size: .8rem; color: var(--ink); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.step { background: var(--tile); padding: 28px 24px; }
.step-num {
    display: grid; place-items: center; width: 40px; height: 40px;
    background: var(--red); color: var(--on-red);
    font-weight: 600; font-size: 1.15rem; margin-bottom: 16px;
}
.step h4 { font-size: 1.25rem; font-weight: 400; margin-bottom: 8px; }
.step p { color: var(--ink-muted); font-size: .9rem; line-height: 1.5; }

/* ---------- CTA banner (full red panel) ---------- */
.cta {
    text-align: center; margin: 40px 0 96px;
    padding: 64px 40px;
    background: var(--red); color: var(--on-red);
}
.cta h2 { font-size: 2.5rem; font-weight: 300; color: var(--on-red); margin-bottom: 14px; }
.cta p { color: rgba(255,255,255,0.9); margin-bottom: 28px; font-size: 1.0625rem; }

/* ---------- Page head ---------- */
.page-head { text-align: center; padding: 72px 0 8px; }
.page-head h1 { font-size: 3.25rem; font-weight: 300; letter-spacing: -0.4px; margin-bottom: 16px; }

/* ---------- Pricing ---------- */
.pricing-section { padding-top: 40px; }
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.price-card {
    position: relative; background: var(--tile); padding: 32px 26px;
    display: flex; flex-direction: column; transition: background .15s;
}
.price-card:hover { background: var(--tile-2); }
.price-card.popular { border-top: 2px solid var(--red); }
.price-name { font-size: 1.5rem; font-weight: 400; margin-bottom: 8px; }
.price-desc { color: var(--ink-muted); font-size: .875rem; min-height: 40px; line-height: 1.4; }
.price-amount { display: flex; align-items: baseline; gap: 2px; margin: 12px 0 22px; }
.price-currency { color: var(--ink-muted); font-size: 1.3rem; font-weight: 400; }
.price-value { font-weight: 300; font-size: 3rem; color: var(--ink); line-height: 1; }
.price-period { color: var(--ink-subtle); font-size: .9rem; margin-left: 4px; }
.price-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 26px; flex: 1; }
.price-features li { font-size: .9rem; color: var(--ink); display: flex; align-items: center; gap: 10px; }
.tick { color: var(--on-red); background: var(--red); min-width: 18px; height: 18px; display: grid; place-items: center; font-size: .7rem; flex-shrink: 0; }
.pricing-note { text-align: center; color: var(--ink-muted); margin-top: 32px; font-size: .9375rem; }

/* include grid */
.include-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.include-item { background: var(--tile); padding: 26px; }
.include-item h4 { font-size: 1.2rem; font-weight: 400; margin: 10px 0 6px; }
.include-item p { color: var(--ink-muted); font-size: .9rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--hairline); }
.faq-item { background: transparent; border-bottom: 1px solid var(--hairline); padding: 0 4px; }
.faq-item summary { cursor: pointer; padding: 20px 0; font-weight: 400; font-size: 1.0625rem; color: var(--ink); list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--red-40); font-size: 1.4rem; font-weight: 300; transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { color: var(--ink-muted); padding: 0 0 20px; font-size: .9375rem; line-height: 1.5; }

/* ---------- Contact ---------- */
.contact-section { padding-top: 40px; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.contact-channel {
    display: flex; align-items: center; gap: 16px;
    background: var(--tile); padding: 22px 20px;
    transition: background .15s;
}
.contact-channel:hover { background: var(--tile-2); }
.contact-channel.primary { border-left: 2px solid var(--red); }
.channel-icon { color: var(--red-40); width: 46px; height: 46px; display: grid; place-items: center; background: var(--field); border: 1px solid var(--hairline); flex-shrink: 0; }
.channel-icon svg { width: 24px; height: 24px; }
.contact-channel h3 { font-size: 1.125rem; font-weight: 400; display: flex; align-items: center; gap: 8px; }
.contact-channel p { color: var(--ink-muted); font-size: .9rem; }

.pay-card { background: var(--tile); border: none; padding: 22px 20px; }
.pay-card h3 { font-size: 1.125rem; font-weight: 400; margin-bottom: 6px; }
.pay-card p { color: var(--ink-muted); font-size: .9rem; margin-bottom: 14px; line-height: 1.5; }

.contact-form-wrap { background: var(--tile); border: 1px solid var(--hairline); padding: 28px; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 0; }
/* labels kept for accessibility but visually hidden (no visible labels) */
.field label { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.field input, .field textarea {
    background: var(--field); border: none; border-bottom: 1px solid var(--hairline-strong);
    padding: 13px 16px; color: var(--ink); font-family: inherit; font-size: 1rem; letter-spacing: 0.16px;
    transition: border-color .15s; resize: vertical;
}
.field input:focus, .field textarea:focus { outline: none; border-bottom: 2px solid var(--red); }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-subtle); }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

.alert { padding: 16px 18px; margin-bottom: 20px; font-size: .9375rem; border-left: 2px solid var(--hairline-strong); background: var(--field); }
.alert.success { border-left-color: var(--success); }
.alert.error { border-left-color: var(--error); }
.alert ul { margin: 6px 0 0 18px; }
.alert p { color: var(--ink-muted); margin-top: 4px; }

/* ---------- "Not just the script" cards ---------- */
.also-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; max-width: 1000px; margin: 0 auto; background: var(--hairline); border: 1px solid var(--hairline); }
.also-card { display: block; background: var(--tile); padding: 30px 28px; transition: background .15s; }
.also-card:hover { background: var(--tile-2); }
.also-card h3 { font-size: 1.5rem; font-weight: 400; margin-bottom: 10px; }
.also-card p { color: var(--ink-muted); font-size: .9375rem; margin-bottom: 18px; line-height: 1.5; }
.also-link { color: var(--red-40); font-weight: 400; font-size: .9375rem; }

/* ---------- Footer (Carbon charcoal) ---------- */
.footer { border-top: 1px solid var(--hairline); background: var(--tile-solid); margin-top: 0; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 56px 24px 28px; display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 24px; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-logo { width: 40px; height: 40px; object-fit: contain; }
.footer-name { font-family: 'IBM Plex Sans', sans-serif; font-weight: 600; font-size: 1.25rem; }
.footer-tag { color: var(--ink-muted); font-size: .875rem; margin-top: 2px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--ink-muted); font-size: .875rem; letter-spacing: 0.16px; transition: color .15s; }
.footer-links a:hover { color: var(--red-40); }
.footer-bottom { max-width: var(--maxw); margin: 0 auto; padding: 20px 24px 32px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; border-top: 1px solid var(--hairline); color: var(--ink-subtle); font-size: .8125rem; }

/* ---------- How to buy ---------- */
.buy-wrap { max-width: 760px; margin: 0 auto; }
.buy-steps { list-style: none; display: flex; flex-direction: column; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.buy-steps li { display: flex; gap: 18px; align-items: flex-start; background: var(--tile); padding: 26px 28px; }
.buy-n {
    flex-shrink: 0; display: grid; place-items: center; width: 38px; height: 38px;
    background: var(--red); color: var(--on-red); font-weight: 600; font-size: 1.1rem;
}
.buy-steps h4 { font-size: 1.25rem; font-weight: 400; margin-bottom: 6px; }
.buy-steps p { color: var(--ink-muted); font-size: .9375rem; margin-bottom: 14px; line-height: 1.5; }
.buy-steps p:last-child { margin-bottom: 0; }
.buy-steps .btn { margin-top: 2px; }

/* LTC address box */
.ltc-box { display: flex; align-items: stretch; gap: 8px; background: var(--field); border: 1px solid var(--hairline); padding: 6px 6px 6px 14px; margin-bottom: 8px; }
.ltc-box code { flex: 1; align-self: center; font-family: 'IBM Plex Mono', 'Consolas', monospace; font-size: .82rem; color: var(--ink); word-break: break-all; line-height: 1.4; }
.copy-btn { flex-shrink: 0; cursor: pointer; border: none; background: var(--red); color: var(--on-red); font-family: inherit; font-weight: 400; font-size: .82rem; letter-spacing: 0.16px; padding: 9px 18px; transition: background .15s; }
.copy-btn:hover { background: var(--red-hover); }
.copy-btn.copied { background: var(--success); }
.ltc-hint { font-size: .8rem; color: var(--ink-subtle); }
.ltc-hint a { color: var(--red-40); }

.optional { color: var(--ink-subtle); font-weight: 400; font-size: .8rem; }

/* ---------- Pricing subnav (jump links) ---------- */
.subnav { display: inline-flex; gap: 0; margin-top: 24px; border: 1px solid var(--hairline); }
.subnav a { padding: 11px 20px; font-size: .875rem; font-weight: 400; letter-spacing: 0.16px; color: var(--ink-muted); border-right: 1px solid var(--hairline); transition: color .15s, background .15s; }
.subnav a:last-child { border-right: none; }
.subnav a:hover { color: var(--ink); background: rgba(255,255,255,0.06); }

/* ---------- DMA Firmware ---------- */
.fw-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.fw-card { position: relative; display: flex; flex-direction: column; background: var(--tile); padding: 30px 26px; transition: background .15s; }
.fw-card:hover { background: var(--tile-2); }
.fw-card.popular { border-top: 2px solid var(--red); }
.fw-logos { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-bottom: 18px; min-height: 46px; }
.fw-logo { height: 38px; width: auto; max-width: 150px; object-fit: contain; }
.fw-tier { font-size: 1.5rem; font-weight: 400; margin-bottom: 8px; }
.fw-desc { color: var(--ink-muted); font-size: .9rem; min-height: 64px; margin-bottom: 6px; line-height: 1.5; }
.fw-card .price-amount { margin: 6px 0 18px; }

/* ---------- External / Spoofing ---------- */
.spoof-card { display: grid; grid-template-columns: 1fr auto; gap: 36px; align-items: center; max-width: 900px; margin: 0 auto; background: var(--tile); border: 1px solid var(--hairline); padding: 40px; }
.spoof-card.premium { border-top: 2px solid var(--red); }
.spoof-main h3 { font-size: 1.625rem; font-weight: 400; margin-bottom: 14px; }
.spoof-main p { color: var(--ink-muted); font-size: 1rem; margin-bottom: 20px; line-height: 1.5; }
.spoof-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.spoof-tag { font-size: .8rem; color: var(--ink); background: var(--field); border: 1px solid var(--hairline); padding: 7px 14px; }
.ext-note { display: inline-block; margin-bottom: 16px; font-size: .875rem; letter-spacing: 0.16px; color: var(--red-40); }
.spoof-price { text-align: center; min-width: 180px; padding-left: 36px; border-left: 1px solid var(--hairline); }
.price-amount.center { justify-content: center; }
.spoof-once { display: block; color: var(--ink-subtle); font-size: .82rem; margin: -12px 0 18px; }

/* ===================================================
   Responsive
   =================================================== */
@media (max-width: 920px) {
    .hero { grid-template-columns: 1fr; text-align: center; padding: 56px 0 64px; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-art { order: -1; }
    .hero-title { font-size: 3rem; }
    .section-split { grid-template-columns: 1fr; }
    .feature-grid, .pricing-grid, .steps, .include-grid, .fw-grid { grid-template-columns: 1fr 1fr; }
    .also-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .spoof-card { grid-template-columns: 1fr; gap: 24px; text-align: center; }
    .spoof-price { padding-left: 0; border-left: none; border-top: 1px solid var(--hairline); padding-top: 24px; }
    .spoof-tags { justify-content: center; }
}

@media (max-width: 720px) {
    /* mobile nav */
    .nav-burger { display: flex; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
    .nav-burger span { width: 24px; height: 2px; background: var(--ink); transition: .25s; }
    .nav-links {
        position: absolute; top: 100%; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 0;
        background: var(--tile-solid); border-bottom: 1px solid var(--hairline);
        padding: 8px 16px 16px; transform: translateY(-150%); opacity: 0; pointer-events: none;
        transition: transform .28s ease, opacity .2s;
    }
    .nav-link { border-bottom: none; }
    .nav-link.active { border-left: 2px solid var(--red); }
    .nav-toggle:checked ~ .nav-links { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    .nav-cta { margin: 8px 0 0; text-align: center; }

    .hero-title { font-size: 2.5rem; }
    .section-head h2, .cta h2 { font-size: 1.9rem; }
    .page-head h1 { font-size: 2.375rem; }
    .feature-grid, .pricing-grid, .steps, .include-grid, .why-grid, .fw-grid, .also-grid { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
    .subnav { flex-wrap: wrap; }
}