/* ============================================================
   Frame — frame.minilabs.cc
   Brand: paper surfaces, graphite text + primary, amber the only
   accent. One scale, two weights. Hairlines over boxes. Calm.
   ============================================================ */

:root {
  /* Palette — lifted from the app's FrameTheme.swift */
  --paper:        #f2efe9;
  --paper-raised: #fcfaf7;
  --inspector:    #f6f3ed;
  --stage:        #e0e4e3;
  --graphite:     #1e1e1e;
  --ink:          #0d0e0e;
  --muted:        #67645f;
  --secondary:    #898378;
  --hairline:     #c1bbb1;
  --gold:         #a07223;
  --gold-soft:    #e9c87f;
  --rose:         #ab3e57;
  --blue:         #3878ad;

  --maxw: 1120px;
  --radius: 16px;
  --radius-sm: 10px;

  --shadow-sm: 0 1px 2px rgba(30,30,30,.05), 0 2px 8px rgba(30,30,30,.04);
  --shadow-md: 0 8px 28px rgba(30,30,30,.10), 0 2px 8px rgba(30,30,30,.05);
  --shadow-lg: 0 30px 70px rgba(30,30,30,.16), 0 8px 24px rgba(30,30,30,.08);

  --ease: cubic-bezier(.22,.61,.36,1);

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
}

/* ─────────── reset ─────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font);
  color: var(--graphite);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  background: var(--graphite); color: var(--paper);
  padding: 8px 14px; border-radius: 8px; transition: top .2s;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 6px; }

/* ─────────── type ─────────── */
h1, h2, h3 { font-weight: 600; line-height: 1.08; letter-spacing: -0.025em; color: var(--graphite); }
h2 { font-size: clamp(1.85rem, 1rem + 2.6vw, 2.8rem); }
h3 { font-size: 1.16rem; letter-spacing: -0.015em; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .9rem; color: var(--muted); font-weight: 500; margin-bottom: 18px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 4px rgba(160,114,35,.14); }

.amber-underline { position: relative; white-space: nowrap; }
.amber-underline::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .08em; height: .30em;
  background: linear-gradient(180deg, transparent 40%, rgba(233,200,127,.55) 40%);
  z-index: -1; border-radius: 2px;
}

/* ─────────── buttons ─────────── */
.btn {
  --pad-y: 10px; --pad-x: 18px;
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font: inherit; font-weight: 500; font-size: .98rem; letter-spacing: -0.01em;
  padding: var(--pad-y) var(--pad-x); border-radius: 11px; cursor: pointer;
  border: 1px solid transparent; transition: transform .18s var(--ease), background .18s, border-color .18s, box-shadow .18s;
  white-space: nowrap; user-select: none;
}
.btn--lg { --pad-y: 14px; --pad-x: 24px; font-size: 1.04rem; border-radius: 13px; }
.btn--block { width: 100%; }
.btn--primary { background: var(--graphite); color: var(--paper-raised); box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--ink); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--primary:active { transform: translateY(0); }
.btn--ghost { background: transparent; color: var(--graphite); border-color: var(--hairline); }
.btn--ghost:hover { background: var(--paper-raised); border-color: var(--muted); transform: translateY(-1px); }
.btn[aria-disabled="true"] { opacity: .5; pointer-events: none; }

/* ─────────── nav ─────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, background .25s;
}
.nav.is-scrolled { border-bottom-color: color-mix(in srgb, var(--hairline) 55%, transparent); }
.nav__inner { display: flex; align-items: center; gap: 22px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; }
.brand__mark { display: grid; place-items: center; filter: drop-shadow(0 1px 1px rgba(0,0,0,.12)); }
.brand__name { font-size: 1.12rem; }
.nav__links { display: flex; gap: 26px; margin-inline: auto; }
.nav__links a { color: var(--muted); font-size: .98rem; font-weight: 500; transition: color .15s; }
.nav__links a:hover { color: var(--graphite); }
.nav__cta { display: flex; align-items: center; gap: 10px; }
.nav__cta .btn--ghost { display: none; }
.nav__toggle { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; }
.nav__toggle span { display: block; width: 20px; height: 1.8px; background: var(--graphite); margin: 4px auto; transition: transform .25s, opacity .2s; }

/* ─────────── hero ─────────── */
.hero { position: relative; padding-top: clamp(48px, 7vw, 90px); padding-bottom: 0; text-align: center; overflow: hidden; }
.hero__inner { position: relative; z-index: 1; }
.hero__title { font-size: clamp(2.5rem, 1rem + 6.4vw, 4.6rem); margin-bottom: 22px; }
.hero__sub { max-width: 600px; margin: 0 auto; color: var(--muted); font-size: clamp(1.05rem, 1rem + .4vw, 1.22rem); }
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }
.hero__note { margin-top: 16px; color: var(--secondary); font-size: .92rem; }

/* product mock */
.shot { margin: clamp(44px, 6vw, 80px) auto 0; max-width: 860px; }
.shot__canvas {
  position: relative; border-radius: var(--radius); padding: clamp(28px, 5vw, 56px);
  background:
    radial-gradient(120% 120% at 15% 0%, #f7efe0 0%, transparent 55%),
    radial-gradient(120% 120% at 100% 100%, #e7eded 0%, transparent 50%),
    linear-gradient(150deg, #f4efe6 0%, #e9e7e1 100%);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,.6);
}
.window {
  border-radius: 11px; overflow: hidden; text-align: left;
  background: #fbfaf8; box-shadow: 0 18px 40px rgba(20,20,22,.22), 0 2px 6px rgba(20,20,22,.12);
  border: 1px solid rgba(30,30,30,.08);
}
.window__bar {
  display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px;
  background: linear-gradient(180deg, #eceae6, #e3e0da); border-bottom: 1px solid rgba(30,30,30,.08); position: relative;
}
.tl { width: 12px; height: 12px; border-radius: 50%; box-shadow: inset 0 0 0 .5px rgba(0,0,0,.12); }
.tl--r { background: #ec6a5e; } .tl--y { background: #f4bf50; } .tl--g { background: #61c554; }
.window__title { position: absolute; left: 0; right: 0; text-align: center; font-size: .8rem; color: var(--secondary); font-weight: 500; }
.window__body { background: #1c1d22; padding: 18px 20px; }
.code { font-family: var(--mono); font-size: clamp(.72rem, .6rem + .5vw, .9rem); line-height: 1.7; color: #cfd2da; white-space: pre-wrap; word-break: break-word; }
.c-mut { color: #6b7180; } .c-key { color: #e3b778; } .c-ok { color: #76c08a; }
.redact {
  background: #2b2d34; color: transparent; border-radius: 3px; padding: 0 5px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.06); letter-spacing: 1px; user-select: none;
}
.watermark { position: absolute; right: clamp(38px, 6vw, 70px); bottom: clamp(38px, 6vw, 70px); color: rgba(255,255,255,.92); font-size: .8rem; font-weight: 500; text-shadow: 0 1px 4px rgba(0,0,0,.35); }
.shot__cap { text-align: center; color: var(--secondary); font-size: .9rem; margin-top: 18px; }
.hero__fade { position: absolute; left: 0; right: 0; bottom: 0; height: 120px; background: linear-gradient(transparent, var(--paper)); }

/* ─────────── trust strip ─────────── */
.strip { border-block: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); background: var(--paper-raised); }
.strip__inner { display: flex; flex-wrap: wrap; gap: 10px 18px; justify-content: center; align-items: center; padding: 20px 24px; color: var(--muted); font-size: .92rem; font-weight: 500; }
.strip__dot { color: var(--hairline); }

/* ─────────── sections ─────────── */
section { scroll-margin-top: 80px; }
.pillars, .privacy, .features, .how, .pricing, .faq, .cta { padding-block: clamp(64px, 9vw, 120px); }
.section-head { max-width: 640px; margin: 0 auto clamp(40px, 5vw, 64px); text-align: center; }
.section-sub { color: var(--muted); margin-top: 14px; font-size: 1.08rem; }

/* pillars */
.pillars__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pillar { background: var(--paper-raised); border: 1px solid color-mix(in srgb, var(--hairline) 50%, transparent); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow-sm); }
.pillar__icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; color: var(--gold); background: rgba(233,200,127,.20); margin-bottom: 18px; }
.pillar h3 { margin-bottom: 8px; }
.pillar p { color: var(--muted); font-size: .99rem; }

/* privacy */
.privacy { background: var(--paper-raised); border-block: 1px solid color-mix(in srgb, var(--hairline) 45%, transparent); }
.privacy__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(36px, 5vw, 72px); align-items: center; }
.lead { color: var(--muted); font-size: 1.1rem; margin: 18px 0 24px; }
.checklist { list-style: none; padding: 0; display: grid; gap: 12px; }
.checklist li { position: relative; padding-left: 30px; color: var(--graphite); }
.checklist li::before { content: ""; position: absolute; left: 0; top: .42em; width: 16px; height: 16px; border-radius: 50%; background: var(--gold); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M6.5 11 3.5 8l1-1 2 2 5-5 1 1z'/%3E%3C/svg%3E") center/14px no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='black' d='M6.5 11 3.5 8l1-1 2 2 5-5 1 1z'/%3E%3C/svg%3E") center/14px no-repeat; }
.fineprint { margin-top: 22px; color: var(--secondary); font-size: .88rem; font-style: italic; }

/* detectors panel — mirrors the app inspector popover */
.detectors { background: var(--inspector); border: 1px solid color-mix(in srgb, var(--hairline) 65%, transparent); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-md); }
.detectors__head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); }
.detectors__title { font-weight: 600; }
.badge { font-size: .78rem; font-weight: 600; color: var(--gold); background: rgba(233,200,127,.28); padding: 3px 9px; border-radius: 999px; }
.detectors__list { list-style: none; padding: 14px 0; display: grid; gap: 12px; }
.detectors__list li { display: flex; align-items: center; gap: 10px; color: var(--graphite); }
.tick { display: grid; place-items: center; width: 18px; height: 18px; border-radius: 5px; background: var(--gold); color: #fff; font-size: .7rem; }
.detectors__foot { display: flex; align-items: center; gap: 9px; padding-top: 14px; border-top: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); color: var(--muted); font-size: .9rem; }
.swatch { width: 16px; height: 16px; border-radius: 5px; background: var(--rose); box-shadow: inset 0 0 0 1px rgba(0,0,0,.15); }

/* features */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: color-mix(in srgb, var(--hairline) 55%, transparent); border: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); border-radius: var(--radius); overflow: hidden; }
.feature { background: var(--paper); padding: 30px; }
.feature h3 { margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .98rem; }

/* how */
.steps { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: s; }
.step { position: relative; }
.step__n { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--graphite); color: var(--paper); font-weight: 600; margin-bottom: 16px; }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--muted); font-size: .96rem; }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 360px)); gap: 22px; justify-content: center; }
.plan { position: relative; background: var(--paper-raised); border: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.plan--feature { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold), var(--shadow-md); overflow: hidden; }
.plan__ribbon { position: absolute; top: -11px; left: 32px; background: var(--gold); color: #fff; font-size: .74rem; font-weight: 600; padding: 4px 11px; border-radius: 999px; }
/* limited-time sale banner on the featured plan */
.plan__banner { margin: -32px -32px 22px; padding: 11px 16px; background: linear-gradient(90deg, var(--gold), #b8842e); color: #fff; font-size: .82rem; font-weight: 600; letter-spacing: -0.005em; text-align: center; }
.plan__was { font-size: 1.25rem; color: var(--secondary); text-decoration: line-through; font-weight: 500; margin-left: 8px; vertical-align: middle; }
.plan__name { font-size: 1.05rem; color: var(--muted); font-weight: 600; }
.plan__price { font-size: 3.2rem; font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; margin-top: 6px; }
.plan__cur { font-size: 1.5rem; vertical-align: super; color: var(--muted); margin-right: 2px; }
.plan__tag { color: var(--secondary); font-size: .9rem; margin-bottom: 22px; }
.plan__list { list-style: none; padding: 0; display: grid; gap: 12px; margin-bottom: 26px; flex: 1; }
.plan__list li { position: relative; padding-left: 26px; color: var(--graphite); font-size: .98rem; }
.plan__list li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }

.trial-card { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 28px; max-width: 742px; margin-inline: auto; padding: 22px 26px; background: var(--inspector); border: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); border-radius: var(--radius); }
.trial-card strong { display: block; font-weight: 600; }
.trial-card span { color: var(--muted); font-size: .95rem; }

/* faq */
.faq { background: var(--paper-raised); border-top: 1px solid color-mix(in srgb, var(--hairline) 45%, transparent); }
.faq__inner { max-width: 760px; margin-inline: auto; }
.faq__list { display: grid; gap: 0; border-top: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); }
.faq details { border-bottom: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 4px; cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq .chev { width: 11px; height: 11px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: transform .25s var(--ease); flex: none; margin-right: 6px; }
.faq details[open] .chev { transform: rotate(-135deg); }
.faq details p { padding: 0 4px 22px; color: var(--muted); }

/* final cta */
.cta { text-align: center; }
.cta__inner { max-width: 640px; margin-inline: auto; }
.cta p { color: var(--muted); margin: 14px 0 28px; font-size: 1.1rem; }

/* footer */
.footer { background: var(--paper); border-top: 1px solid color-mix(in srgb, var(--hairline) 55%, transparent); padding-block: 44px 32px; }
.footer__inner { display: flex; justify-content: space-between; gap: 28px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid color-mix(in srgb, var(--hairline) 45%, transparent); }
.footer__brand { display: flex; align-items: center; gap: 12px; }
.footer__name { font-weight: 600; }
.footer__line { color: var(--muted); font-size: .92rem; }
.footer__nav { display: flex; gap: 22px; flex-wrap: wrap; align-items: center; }
.footer__nav a { color: var(--muted); font-size: .94rem; transition: color .15s; }
.footer__nav a:hover { color: var(--graphite); }
.footer__base { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 20px; color: var(--secondary); font-size: .86rem; }

/* ─────────── reveal animation ─────────── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ─────────── responsive ─────────── */
@media (max-width: 920px) {
  .pillars__grid, .feature-grid, .steps { grid-template-columns: 1fr 1fr; }
  .privacy__inner { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav__links { display: none; }
  .nav__cta .btn--primary { display: inline-flex; }
  .nav__toggle { display: block; margin-left: auto; }
  .nav.is-open .nav__links { display: flex; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 4px; background: var(--paper-raised); border-bottom: 1px solid var(--hairline); padding: 12px 24px 20px; margin: 0; }
  .nav.is-open .nav__links a { padding: 10px 0; }
  .pillars__grid, .feature-grid, .steps, .plans { grid-template-columns: 1fr; }
  .plans { max-width: 380px; margin-inline: auto; }
  .trial-card { flex-direction: column; align-items: flex-start; text-align: left; }
  .footer__inner { flex-direction: column; }
}