/* SherDore Shield: public landing page styles.
   Hand-written and dependency-free, like app.css (no build step, no CDN).
   Everything is prefixed lp- (page) or mk- (illustrative product mockups) so
   it cannot collide with the portal styles in app.css. */

:root {
    /* Derived from the host app's own theme variables (app.css), so this one
       stylesheet works on every dark SherDore app. Override --accent-ink when
       the accent is light enough that white text would not read on it. */
    --accent-ink: #fff;
    --lp-alt: color-mix(in srgb, var(--bg-elevated) 55%, var(--bg));
    --lp-line: var(--border);
    --lp-line2: color-mix(in srgb, var(--border) 60%, var(--bg));
    --lp-dim: color-mix(in srgb, var(--text-muted) 70%, var(--bg));
    --lp-side: color-mix(in srgb, var(--bg-elevated) 55%, var(--bg));
    --lp-glow: color-mix(in srgb, var(--accent) 16%, transparent);
    --lp-accent-text: color-mix(in srgb, var(--accent) 65%, #fff);
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.lp-body { background: var(--bg); }
.lp-body main { flex: 1; }
.lp-body section[id] { scroll-margin-top: 76px; }
.lp-body p { color: var(--text-muted); }

.lp-container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.ic { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }


/* ── buttons ── */
.lp-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; border-radius: 8px; font-size: 15px; font-weight: 600; border: 1px solid transparent; cursor: pointer; text-decoration: none; transition: background .15s, border-color .15s; }
.lp-btn:hover { text-decoration: none; }
.lp-btn-primary { background: var(--accent); color: var(--accent-ink); }
.lp-btn-primary:hover { background: var(--accent-hover); color: var(--accent-ink); }
.lp-btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.lp-btn-ghost:hover { background: var(--bg-hover); color: var(--text); border-color: color-mix(in srgb, var(--border) 60%, var(--text-muted)); }
.lp-btn-sm { padding: 8px 16px; font-size: 14px; }
.lp-link { color: var(--text-muted); font-size: 14px; font-weight: 500; }
.lp-link:hover { color: var(--text); text-decoration: none; }

/* ── header ── */
.lp-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--lp-line); }
.lp-header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 24px; }
.lp-header .brand { display: flex; align-items: center; }
.lp-nav { display: flex; gap: 28px; }
.lp-nav a { color: var(--text-muted); font-size: 14px; font-weight: 500; }
.lp-nav a:hover { color: var(--text); text-decoration: none; }
.lp-header-actions { display: flex; align-items: center; gap: 16px; }
.lp-menu { display: none; position: relative; }
.lp-menu summary { list-style: none; cursor: pointer; padding: 6px; border-radius: 8px; color: var(--text); display: flex; }
.lp-menu summary::-webkit-details-marker { display: none; }
.lp-menu summary:hover { background: var(--bg-hover); }
.lp-menu-panel { position: absolute; right: 0; top: 44px; width: 200px; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 10px; padding: 8px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5); display: flex; flex-direction: column; }
.lp-menu-panel a { padding: 10px 12px; border-radius: 6px; color: var(--text); font-size: 14px; }
.lp-menu-panel a:hover { background: var(--bg-hover); text-decoration: none; }
@media (max-width: 860px) {
    .lp-nav { display: none; }
    .lp-menu { display: block; }
    .lp-header-actions .lp-link { display: none; }
}

/* ── typography ── */
.lp-eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
.lp-h2 { font-size: 36px; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 16px; color: var(--text); }
.lp-lead { font-size: 18px; line-height: 1.6; margin: 0 0 24px; }
.lp-section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.lp-section-head .lp-lead { margin-bottom: 0; }
@media (max-width: 720px) { .lp-h2 { font-size: 28px; } .lp-lead { font-size: 16px; } }

/* ── hero ── */
.lp-hero { overflow: hidden; background:
    radial-gradient(60rem 30rem at 85% -10%, var(--lp-glow), transparent),
    radial-gradient(40rem 24rem at -10% 20%, rgba(63, 185, 80, 0.07), transparent); }
.lp-hero-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 96px; }
.lp-badge { display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--bg-elevated); font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 20px; }
.lp-badge .ic { width: 14px; height: 14px; color: var(--green); }
.lp-hero h1 { font-size: 52px; line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 20px; color: var(--text); }
.lp-hero .lp-lead { max-width: 520px; }
.lp-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.lp-hero-checks { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 20px; font-size: 14px; color: var(--text-muted); }
.lp-hero-checks li { display: flex; align-items: center; gap: 8px; }
.lp-hero-checks .ic { width: 16px; height: 16px; color: var(--green); }
.lp-hero-visual { min-width: 0; position: relative; padding: 18px 0 8px; }
.lp-caption { margin: 12px 0 0; text-align: center; font-size: 12px; color: var(--lp-dim); }
.lp-hero-visual .lp-caption { text-align: right; }
@media (max-width: 960px) {
    .lp-hero-grid { grid-template-columns: minmax(0, 1fr); padding-top: 48px; padding-bottom: 64px; gap: 40px; }
    .lp-hero h1 { font-size: 38px; }
    .lp-hero-checks { grid-template-columns: 1fr; }
}

.lp-float { position: absolute; display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5); }
.lp-float strong { display: block; font-size: 13px; color: var(--text); }
.lp-float span.sub { font-size: 12px; color: var(--text-muted); }
.lp-float .dot { width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.lp-float .dot .ic { width: 18px; height: 18px; }
.dot-red { background: rgba(248, 81, 73, 0.15); color: var(--red); }
.dot-green { background: rgba(63, 185, 80, 0.15); color: var(--green); }
@media (max-width: 960px) { .lp-float { display: none; } }

/* ── stats strip ── */
.lp-stats { border-top: 1px solid var(--lp-line); border-bottom: 1px solid var(--lp-line); background: var(--lp-alt); }
.lp-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.lp-stat { padding: 28px 24px; text-align: center; border-left: 1px solid var(--lp-line); }
.lp-stat:first-child { border-left: 0; }
.lp-stat b { display: block; font-size: 34px; letter-spacing: -0.02em; color: var(--text); }
.lp-stat span { font-size: 13px; color: var(--text-muted); }
@media (max-width: 720px) {
    .lp-stats-grid { grid-template-columns: 1fr 1fr; }
    .lp-stat:nth-child(3) { border-left: 0; }
    .lp-stat:nth-child(n+3) { border-top: 1px solid var(--lp-line); }
}

/* ── sections ── */
.lp-section { padding: 88px 0; }
.lp-section.is-alt { background: var(--lp-alt); border-top: 1px solid var(--lp-line); border-bottom: 1px solid var(--lp-line); }

/* ── problem / solution ── */
.lp-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.lp-compare-card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 14px; padding: 32px; }
.lp-compare-card.is-good { border-color: color-mix(in srgb, var(--accent) 45%, transparent); box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent), 0 24px 60px -30px color-mix(in srgb, var(--accent) 35%, transparent); }
.lp-compare-card h3 { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--lp-dim); margin: 0 0 20px; }
.lp-compare-card.is-good h3 { color: var(--accent); }
.lp-compare-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.lp-compare-card li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--text-muted); }
.lp-compare-card.is-good li { color: var(--text); }
.lp-mark { width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 1px; }
.lp-mark .ic { width: 12px; height: 12px; stroke-width: 2.4; }
.lp-mark.bad { background: rgba(248, 81, 73, 0.14); color: var(--red); }
.lp-mark.good { background: rgba(63, 185, 80, 0.16); color: var(--green); }
@media (max-width: 800px) { .lp-compare { grid-template-columns: 1fr; } }

/* ── feature grid ── */
.lp-grid { display: grid; gap: 20px; }
.lp-grid-4 { grid-template-columns: repeat(4, 1fr); }
.lp-grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1000px) { .lp-grid-4 { grid-template-columns: repeat(2, 1fr); } .lp-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .lp-grid-4, .lp-grid-3 { grid-template-columns: 1fr; } }
.lp-card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 14px; padding: 24px; transition: transform .15s, border-color .15s, box-shadow .15s; }
.lp-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--border) 60%, var(--text-muted)); box-shadow: 0 18px 40px -20px rgba(0, 0, 0, 0.8); }
@media (prefers-reduced-motion: reduce) { .lp-card { transition: none; } .lp-card:hover { transform: none; } }
.lp-card h3 { font-size: 16px; margin: 16px 0 8px; color: var(--text); }
.lp-card p { font-size: 14px; line-height: 1.6; margin: 0; }
.lp-tile { width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.t-blue { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--lp-accent-text); }
.t-green { background: rgba(63, 185, 80, 0.14); color: #56d364; }
.t-yellow { background: rgba(210, 153, 34, 0.15); color: #e3b341; }
.t-red { background: rgba(248, 81, 73, 0.14); color: #ff7b72; }
.t-purple { background: rgba(163, 113, 247, 0.15); color: #bc8cff; }
.t-teal { background: rgba(57, 197, 207, 0.14); color: #56d4dd; }

/* ── showcase rows ── */
.lp-show { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.lp-show.is-flip > .lp-show-text { order: 2; }
.lp-show-visual { min-width: 0; }
.lp-ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.lp-ticks li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--text); line-height: 1.5; }
.lp-ticks .lp-mark { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
.lp-stack { display: grid; gap: 20px; }
.lp-stack > .lp-frame:nth-child(2) { margin-left: 32px; }
@media (max-width: 960px) {
    .lp-show { grid-template-columns: minmax(0, 1fr); gap: 40px; }
    .lp-show.is-flip > .lp-show-text { order: 0; }
    .lp-stack > .lp-frame:nth-child(2) { margin-left: 0; }
}

/* ── steps ── */
.lp-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.lp-steps li { background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border); border-radius: 14px; padding: 24px; }
.lp-steps .n { width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.lp-steps h3 { font-size: 16px; margin: 0 0 8px; color: var(--text); }
.lp-steps p { font-size: 14px; line-height: 1.6; margin: 0; }
@media (max-width: 1000px) { .lp-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .lp-steps { grid-template-columns: 1fr; } }

/* ── platforms ── */
.lp-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.lp-chip { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--border); background: var(--bg-elevated); font-size: 14px; font-weight: 600; color: var(--text); }
.lp-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }

/* ── faq ── */
.lp-faq { max-width: 760px; margin: 0 auto; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-elevated); overflow: hidden; }
.lp-faq details { padding: 20px 24px; border-top: 1px solid var(--border); }
.lp-faq details:first-child { border-top: 0; }
.lp-faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; cursor: pointer; list-style: none; font-weight: 600; font-size: 16px; color: var(--text); }
.lp-faq summary::-webkit-details-marker { display: none; }
.lp-faq summary .ic { color: var(--text-muted); transform: rotate(45deg); transition: transform .15s; }
.lp-faq details[open] summary .ic { transform: rotate(0deg); }
.lp-faq details p { margin: 12px 0 0; font-size: 15px; line-height: 1.7; }

/* ── closing cta ── */
.lp-cta { position: relative; overflow: hidden; border-radius: 20px; border: 1px solid var(--border); text-align: center; padding: 72px 32px; background:
    radial-gradient(34rem 18rem at 80% 0%, color-mix(in srgb, var(--accent) 28%, transparent), transparent),
    radial-gradient(28rem 16rem at 0% 100%, rgba(63, 185, 80, 0.14), transparent), var(--bg-elevated); }
.lp-cta h2 { font-size: 36px; letter-spacing: -0.02em; margin: 0 auto 16px; max-width: 640px; color: var(--text); }
.lp-cta p { font-size: 18px; max-width: 520px; margin: 0 auto 32px; }
.lp-cta .lp-hero-cta { justify-content: center; margin-bottom: 0; }
@media (max-width: 720px) { .lp-cta { padding: 48px 20px; } .lp-cta h2 { font-size: 28px; } }

/* ── browser frame (illustrative product screens) ── */
.lp-frame { border: 1px solid var(--border); border-radius: 12px; background: var(--bg-elevated); overflow: hidden; box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9); }
.lp-frame-bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; border-bottom: 1px solid var(--border); background: var(--lp-side); }
.lp-frame-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.lp-frame-bar i:nth-child(1) { background: #f8514966; }
.lp-frame-bar i:nth-child(2) { background: #d2992266; }
.lp-frame-bar i:nth-child(3) { background: #3fb95066; }
.lp-frame-bar span { margin-left: 10px; padding: 2px 12px; border-radius: 6px; background: var(--bg); border: 1px solid var(--border); font-size: 10px; color: var(--lp-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── mockup internals ── */
.mk { display: flex; min-height: 280px; font-size: 11px; color: var(--text-muted); text-align: left; }
.mk p { font-size: 11px; margin: 0; color: var(--text-muted); }
.mk-side { width: 140px; flex-shrink: 0; border-right: 1px solid var(--border); background: var(--lp-side); padding: 12px 8px; }
.mk-side .mk-brand { display: block; height: 14px; margin: 0 6px 12px; opacity: .9; }
.mk-side div { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px; margin-bottom: 2px; }
.mk-side div .ic { width: 13px; height: 13px; }
.mk-side div.on { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--lp-accent-text); font-weight: 600; }
.mk-main { flex: 1; min-width: 0; padding: 14px 16px; background: var(--bg); }
.mk-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.mk-title { font-size: 13px; font-weight: 600; color: var(--text); }
.mk-sub { font-size: 11px; color: var(--text-muted); }
.mk-card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 8px; padding: 12px; overflow-x: auto; }
.mk-grid { display: grid; gap: 10px; }
.mk-grid.c2 { grid-template-columns: 1fr 1fr; }
.mk-grid.c3 { grid-template-columns: repeat(3, 1fr); }
.mk-stat b { display: block; font-size: 18px; color: var(--text); letter-spacing: -0.01em; }
.mk-stat span { font-size: 10px; color: var(--text-muted); }
.mk-table { width: 100%; border-collapse: collapse; font-size: 11px; }
.mk-table th { text-align: left; font-size: 9px; text-transform: uppercase; letter-spacing: .06em; color: var(--lp-dim); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--border); background: transparent; }
.mk-table td { padding: 8px; border-top: 1px solid var(--lp-line2); color: var(--text); vertical-align: middle; }
.mk-table tr:first-child td { border-top: 0; }
.mk-table .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 10px; color: var(--text); white-space: nowrap; }
.mk-table .mut { color: var(--text-muted); }
.mk-badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 10px; font-weight: 600; white-space: nowrap; }
.mk-green { background: rgba(63, 185, 80, 0.15); color: #56d364; }
.mk-yellow { background: rgba(210, 153, 34, 0.18); color: #e3b341; }
.mk-red { background: rgba(248, 81, 73, 0.15); color: #ff7b72; }
.mk-blue { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--lp-accent-text); }
.mk-gray { background: rgba(139, 148, 158, 0.15); color: var(--text-muted); }
.mk-btn { display: inline-block; padding: 4px 10px; border-radius: 6px; background: var(--accent); color: var(--accent-ink); font-size: 10px; font-weight: 600; white-space: nowrap; }
.mk-btn.sec { background: var(--bg-hover); color: var(--text); border: 1px solid var(--border); }

.mk-score { display: flex; align-items: center; gap: 14px; }
.mk-ring { position: relative; width: 78px; height: 78px; flex-shrink: 0; }
.mk-ring svg { width: 78px; height: 78px; transform: rotate(-90deg); }
.mk-ring b { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--text); }
.mk-bars { display: grid; gap: 9px; }
.mk-bar-row { display: grid; grid-template-columns: 1fr 44px; gap: 8px; align-items: center; }
.mk-bar-label { display: flex; justify-content: space-between; margin-bottom: 3px; color: var(--text); }
.mk-bar { height: 5px; background: var(--lp-line2); border-radius: 3px; overflow: hidden; }
.mk-bar i { display: block; height: 100%; border-radius: 3px; }
.mk-spark { display: block; width: 100%; height: 64px; }
.mk-rule { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 9px 0; border-top: 1px solid var(--lp-line2); color: var(--text); }
.mk-rule:first-of-type { border-top: 0; }
.mk-rule .to { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.mk-note { display: flex; gap: 10px; align-items: flex-start; }
.mk-note .ic { width: 16px; height: 16px; color: var(--accent); margin-top: 1px; }
.mk-note b { color: var(--text); display: block; font-size: 12px; margin-bottom: 2px; }
.mk-agent { display: grid; gap: 8px; }
.mk-agent-row { display: flex; gap: 10px; align-items: center; color: var(--text); }
.mk-agent-row .n { width: 18px; height: 18px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.mk-code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 10px; background: color-mix(in srgb, var(--bg) 70%, #000); border: 1px solid var(--border); border-radius: 6px; padding: 6px 8px; color: var(--lp-accent-text); }
@media (max-width: 640px) {
    .mk-side { display: none; }
    .mk .hide-sm { display: none; }
    .mk-table th, .mk-table td { padding-left: 4px; padding-right: 4px; }
    .mk-badge { padding: 1px 6px; }
    .mk-grid.c3 { grid-template-columns: 1fr 1fr; }
}