/* strengthlogix.com - landing and legal pages. Same chalk-and-iron palette as the app. */
:root {
    --bg: #0f100e;
    --surface: #1a1b18;
    --surface-2: #242521;
    --line: #34362f;
    --text: #f2f1ea;
    --muted: #9a9b90;
    --faint: #6f7067;
    --accent: #c6ff3d;
    --accent-ink: #141a00;
    --warn: #ffb547;
    --radius: 16px;
    --gutter: 20px;
    --max: 1080px;
    --display: "Bahnschrift Condensed", "Bahnschrift", "DIN Condensed", "Roboto Condensed", "sans-serif-condensed", "Arial Narrow", system-ui, sans-serif;
    --body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); font-size: 17px; line-height: 1.55; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.display {
    font-family: var(--display); font-weight: 700; font-stretch: condensed;
    text-transform: uppercase; letter-spacing: .01em; line-height: .92; margin: 0;
}
.accent { color: var(--accent); }
.muted { color: var(--muted); }
.eyebrow {
    font-family: var(--display); font-weight: 700; text-transform: uppercase;
    letter-spacing: .22em; font-size: .8rem; color: var(--muted); margin: 0 0 14px;
}

/* ---------- Nav ---------- */
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; }
.brand { font-family: var(--display); font-weight: 700; text-transform: uppercase; font-size: clamp(1.15rem, 5.5vw, 1.5rem); text-decoration: none; letter-spacing: .02em; white-space: nowrap; }
.brand span { color: var(--accent); }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 52px; padding: 0 26px; border-radius: 14px; border: 1px solid var(--line);
    font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
    font-size: 1.05rem; text-decoration: none; white-space: nowrap;
    transition: transform .08s ease, background .15s ease;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-primary:hover { background: #d4ff6a; }
.btn-small { min-height: 42px; padding: 0 18px; font-size: .9rem; }
.btn-huge { min-height: 68px; padding: 0 40px; font-size: 1.35rem; }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Hero ---------- */
.hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; padding: 48px 0 72px; }
.hero h1 { font-size: clamp(3.4rem, 9vw, 7.2rem); }
.hero-sub { font-size: clamp(1.1rem, 2.2vw, 1.35rem); color: var(--muted); max-width: 34ch; margin: 24px 0 32px; }
.hero-sub b { color: var(--text); font-weight: 600; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; }
.hero-note { color: var(--faint); font-size: .92rem; }

.phone {
    justify-self: center; width: min(320px, 100%); aspect-ratio: 390 / 760;
    border-radius: 40px; padding: 10px; background: #050605;
    border: 1px solid var(--line); box-shadow: 0 30px 80px -20px rgba(198,255,61,.18), 0 0 0 6px #1a1b18;
    overflow: hidden;
}
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 31px; }

/* ---------- Sections ---------- */
section { padding: 72px 0; border-top: 1px solid var(--surface-2); }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head p { max-width: 44ch; }
.section-head h2 { font-size: clamp(2.4rem, 6vw, 4rem); }
.section-head p { color: var(--muted); font-size: 1.15rem; margin: 18px 0 0; }

.manifesto { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.manifesto .card { padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.card h3 { font-family: var(--display); text-transform: uppercase; font-size: 1.5rem; letter-spacing: .02em; margin: 0 0 10px; line-height: 1; }
.card p { margin: 0; color: var(--muted); }
.card .big { font-family: var(--display); font-weight: 700; font-size: 3.4rem; line-height: 1; color: var(--accent); margin-bottom: 10px; }

.steps { counter-reset: step; display: grid; gap: 14px; }
.step {
    display: grid; grid-template-columns: 76px 1fr; gap: 20px; align-items: start;
    padding: 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
}
.step::before {
    counter-increment: step; content: counter(step);
    font-family: var(--display); font-weight: 700; font-size: 3.6rem; line-height: .85; color: var(--accent);
}
.step h3 { font-family: var(--display); text-transform: uppercase; font-size: 1.6rem; margin: 0 0 6px; line-height: 1; }
.step p { margin: 0; color: var(--muted); }
.step .fork { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.fork div { padding: 14px 16px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); }
.fork b { display: block; font-family: var(--display); text-transform: uppercase; letter-spacing: .08em; font-size: 1.05rem; margin-bottom: 4px; }
.fork .pass b { color: var(--accent); }
.fork .fail b { color: var(--muted); }
.fork span { color: var(--muted); font-size: .95rem; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); }
.feature h3 { font-family: var(--display); text-transform: uppercase; font-size: 1.3rem; margin: 0 0 8px; letter-spacing: .03em; }
.feature p { margin: 0; color: var(--muted); font-size: .98rem; }

.final { text-align: center; padding: 96px 0; }
.final h2 { font-size: clamp(3rem, 10vw, 7rem); }
.final p { color: var(--muted); font-size: 1.15rem; margin: 20px auto 34px; max-width: 36ch; }

.safety { margin-top: 28px; color: var(--faint); font-size: .9rem; max-width: 60ch; margin-left: auto; margin-right: auto; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--surface-2); padding: 32px 0 48px; color: var(--faint); font-size: .92rem; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); text-decoration: underline; }

/* ---------- Legal pages ---------- */
.legal { max-width: 760px; margin: 0 auto; padding: 24px var(--gutter) 80px; }
.legal h1 { font-size: clamp(2.6rem, 8vw, 4rem); margin: 24px 0 8px; }
.legal .meta { color: var(--faint); margin: 0 0 32px; }
.legal h2 { font-family: var(--display); text-transform: uppercase; letter-spacing: .03em; font-size: 1.45rem; margin: 40px 0 10px; line-height: 1.1; }
.legal p, .legal li { color: #d8d7cf; }
.legal ul { padding-left: 1.2em; }
.legal li { margin: 6px 0; }
.legal .callout {
    padding: 18px 20px; border-radius: 14px; background: var(--surface);
    border-left: 5px solid var(--warn); margin: 24px 0;
}
.legal .callout p { margin: 0; color: var(--text); }
.legal .caps { text-transform: uppercase; font-size: .95rem; letter-spacing: .01em; }
.legal a { color: var(--accent); }

@media (max-width: 860px) {
    .hero { grid-template-columns: 1fr; padding-top: 24px; gap: 40px; }
    .phone { width: min(280px, 80%); }
    .manifesto, .features { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    body { font-size: 16px; }
    .nav .btn-small { padding: 0 14px; }
    .step { grid-template-columns: 1fr; gap: 6px; }
    .step::before { font-size: 2.6rem; }
    .step .fork { grid-template-columns: 1fr; }
    .btn-huge { width: 100%; }
    section { padding: 56px 0; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }