/* ============================================================================
   VoxVault — marketing site styles
   Light editorial system built on the app's deep-indigo waveform brand.
   No third-party fonts, analytics, or trackers.
   ========================================================================== */

:root {
  /* Brand — pulled from the app icon gradient + accent color */
  --brand-bright: #16c0e6;
  --brand: #0c8497;
  --brand-mid: #0e6f96;
  --brand-deep: #1e2a5e;
  --brand-night: #0b1026;

  /* Surfaces + ink */
  --paper: #f6f6fb;
  --paper-2: #ffffff;
  --ink: #0b1026;
  --ink-2: #28335a;
  --muted: #6b6b88;
  --faint: #9a9ab5;
  --line: rgba(11,16,38, 0.10);
  --line-2: rgba(11,16,38, 0.06);

  /* Accents used in the app UI */
  --rec-red: #e5484d;
  --speaker-green: #159a6f;

  --r-xs: 10px;
  --r-sm: 14px;
  --r: 20px;
  --r-lg: 30px;

  --shadow-sm: 0 1px 2px rgba(11,16,38, 0.05), 0 4px 14px rgba(11,16,38, 0.05);
  --shadow: 0 2px 6px rgba(11,16,38, 0.06), 0 20px 50px -18px rgba(11,16,38, 0.30);
  --shadow-lg: 0 30px 80px -24px rgba(11,16,38, 0.45);

  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Monaco,
    "Cascadia Code", "Roboto Mono", monospace;

  --container: 1140px;
  --pad: clamp(1.15rem, 4vw, 2.5rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-mid); }

/* Visible keyboard focus everywhere; white on dark bands */
:focus-visible { outline: 2.5px solid var(--brand); outline-offset: 3px; border-radius: 5px; }
.hero :focus-visible, .privacy :focus-visible, .cta :focus-visible, .site-footer :focus-visible,
.lockscreen :focus-visible { outline-color: #fff; }

/* Skip link */
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--brand); color: #fff;
  padding: 0.6rem 1rem; border-radius: 0 0 10px 10px; font-weight: 600; transition: top 0.2s ease; }
.skip-link:focus { top: 0; color: #fff; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { line-height: 1.08; letter-spacing: -0.022em; margin: 0; font-weight: 700; }

/* ---- Layout helpers ---------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--pad); }
.section { padding-block: clamp(3.5rem, 9vw, 7rem); }
.center { text-align: center; }
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 600;
  margin: 0 0 1rem;
  display: inline-flex; align-items: center; gap: 0.55rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: 0.6; }
.section .eyebrow.center-eyebrow { justify-content: center; }
.lede { color: var(--ink-2); font-size: clamp(1.02rem, 1.6vw, 1.2rem); max-width: 46ch; }
.lede.center { margin-inline: auto; }

h2.title { font-size: clamp(1.9rem, 4.4vw, 3rem); letter-spacing: -0.03em; }
h3.sub { font-size: clamp(1.2rem, 2.4vw, 1.55rem); }

/* ---- Buttons + badges -------------------------------------------------- */
.btn {
  --btn-bg: var(--brand);
  display: inline-flex; align-items: center; gap: 0.55rem;
  font: inherit; font-weight: 600; font-size: 0.98rem;
  padding: 0.82rem 1.35rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--btn-bg); color: #fff; box-shadow: 0 10px 24px -10px rgba(12,132,151, 0.7); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 16px 34px -12px rgba(12,132,151, 0.85); }
.btn-ghost { background: rgba(255,255,255,0.06); color: inherit; border-color: var(--line); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--brand); color: var(--brand); }
.btn-on-dark.btn-ghost { color: #e8fbff; border-color: rgba(255,255,255,0.25); background: rgba(255,255,255,0.04); }
.btn-on-dark.btn-ghost:hover { color: #fff; border-color: rgba(255,255,255,0.6); }

.badge {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.4rem 0.8rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--paper-2); color: var(--ink-2);
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--speaker-green); box-shadow: 0 0 0 3px rgba(21,154,111,0.18); }
.badge.on-dark { border-color: rgba(255,255,255,0.22); background: rgba(255,255,255,0.06); color: #d9dee8; }

/* ---- Header ------------------------------------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  background: rgba(246, 246, 251, 0.72);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); background: rgba(246,246,251,0.85); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: 0.62rem; font-weight: 700; letter-spacing: -0.02em; font-size: 1.08rem; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand .mark { width: 30px; height: 30px; border-radius: 8px; box-shadow: var(--shadow-sm); }
.nav-links { display: flex; align-items: center; gap: 1.7rem; }
.nav-links a { color: var(--ink-2); font-weight: 500; font-size: 0.96rem; }
.nav-links a:hover { color: var(--brand); }
.nav-cta { display: flex; align-items: center; gap: 0.9rem; }
.nav-toggle { display: none; background: none; border: 0; padding: 0.4rem; cursor: pointer; color: var(--ink); }
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 820px) {
  .nav-links { position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(246,246,251,0.97); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--pad) 1.2rem; transform: translateY(-140%); transition: transform 0.32s cubic-bezier(.2,.8,.2,1); }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 0.9rem 0; border-bottom: 1px solid var(--line-2); font-size: 1.05rem; }
  .nav .nav-cta .badge { display: none; }
  .nav-toggle { display: inline-flex; }
}

/* ---- Hero -------------------------------------------------------------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  color: #e8fbff;
  background:
    radial-gradient(120% 90% at 82% -10%, rgba(0,212,255,0.55), transparent 55%),
    radial-gradient(120% 120% at 8% 110%, rgba(11,16,38,0.85), transparent 60%),
    linear-gradient(155deg, #1f2f66 0%, #152350 45%, #0b1026 100%);
}
.hero::after { /* grain */
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0.5; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.hero-copy { min-width: 0; }
.hero .eyebrow { color: #86d6ea; }
.hero h1 { font-size: clamp(2.5rem, 6vw, 4.2rem); letter-spacing: -0.035em; font-weight: 700; }
.hero h1 .accent { background: linear-gradient(100deg, #fff, #bfe6f2); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.tagline { font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.2em; font-size: 0.8rem; color: #7bcfe6; margin: 1.4rem 0 0; overflow-wrap: anywhere; }
.hero p.promo { color: #cceaf4; font-size: clamp(1.05rem, 1.7vw, 1.24rem); max-width: 40ch; margin: 1.2rem 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; margin-top: 2rem; }
.hero-trust { margin-top: 2.1rem; display: flex; flex-wrap: wrap; gap: 0.5rem 0.55rem; }
.chip { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: #bfe6f2; border: 1px solid rgba(255,255,255,0.16); border-radius: 999px; padding: 0.34rem 0.7rem;
  display: inline-flex; align-items: center; gap: 0.4rem; background: rgba(255,255,255,0.04); }
.chip svg { width: 12px; height: 12px; opacity: 0.85; }

/* Hero visual: phone + waveform */
.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-visual .glow { position: absolute; inset: -12% -8%; z-index: -1;
  background: radial-gradient(60% 55% at 50% 42%, rgba(0,212,255,0.55), transparent 70%); filter: blur(6px); }

/* ---- Waveform motif ---------------------------------------------------- */
.wave { display: inline-flex; align-items: center; gap: 4px; height: 40px; }
.wave i { width: 5px; border-radius: 999px; background: currentColor; height: 30%;
  animation: bar 1.5s ease-in-out infinite; transform-origin: center; }
.wave.lg i { width: 7px; gap: 6px; }
@keyframes bar { 0%, 100% { transform: scaleY(0.35); opacity: 0.7; } 50% { transform: scaleY(1); opacity: 1; } }
.hero .wave { color: rgba(255,255,255,0.55); margin-top: 2.3rem; height: 48px; }

/* ---- Phone frame ------------------------------------------------------- */
.phone { position: relative; width: min(300px, 76vw); aspect-ratio: 820 / 1781; border-radius: 44px; padding: 11px;
  background: linear-gradient(150deg, #24243a, #0c0c16 60%); box-shadow: var(--shadow-lg), inset 0 0 0 1.5px rgba(255,255,255,0.08);
}
.phone::before { content: ""; position: absolute; top: 34%; height: 68px; left: -2.5px; width: 3px; border-radius: 3px 0 0 3px;
  background: linear-gradient(#3a3a56, #1a1a2c); opacity: 0.85; }
.phone img { width: 100%; height: 100%; object-fit: cover; border-radius: 34px; background: #ececf2; }
.phone.tilt { transform: rotate(2.5deg); }
.hero-visual .phone { width: min(320px, 74vw); }

/* ---- Trust strip ------------------------------------------------------- */
.trust { border-block: 1px solid var(--line); background: var(--paper-2); }
.trust .row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.8rem 2.2rem; padding-block: 1.5rem; }
.trust .item { display: inline-flex; align-items: center; gap: 0.55rem; font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); }
.trust .item svg { width: 16px; height: 16px; color: var(--brand); }

/* ---- Feature grid ------------------------------------------------------ */
.features-head { max-width: 640px; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.grid { display: grid; gap: 1.15rem; grid-template-columns: repeat(3, 1fr); }
.card { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r); padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-sm); transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(12,132,151,0.25); }
.card .ico { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 1.1rem;
  background: linear-gradient(150deg, rgba(0,212,255,0.16), rgba(12,132,151,0.10)); color: var(--brand); border: 1px solid rgba(12,132,151,0.16); }
.card .ico svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.16rem; margin-bottom: 0.45rem; }
.card p { color: var(--muted); font-size: 0.97rem; margin: 0; }
.card .tag { display: inline-block; margin-top: 0.85rem; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--brand); background: rgba(12,132,151,0.08); border-radius: 999px; padding: 0.24rem 0.6rem; }

/* ---- Showcase (alternating) ------------------------------------------- */
.showcase { display: grid; gap: clamp(3rem, 8vw, 6rem); }
.show-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: center; }
.show-row.reverse .show-visual { order: 2; }
.show-copy h3 { font-size: clamp(1.5rem, 3vw, 2.05rem); letter-spacing: -0.03em; margin-bottom: 0.9rem; }
.show-copy p { color: var(--muted); font-size: 1.04rem; }
.show-list { list-style: none; margin: 1.3rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.show-list li { display: flex; gap: 0.7rem; align-items: flex-start; color: var(--ink-2); font-size: 0.99rem; }
.show-list svg { width: 20px; height: 20px; color: var(--brand); flex: none; margin-top: 2px; }
.show-visual { display: flex; justify-content: center; position: relative; }
.show-visual::before { content: ""; position: absolute; inset: 8% 12%; z-index: -1; border-radius: 40px;
  background: radial-gradient(60% 55% at 50% 45%, rgba(0,212,255,0.22), transparent 70%); filter: blur(8px); }

/* ---- Privacy ledger ---------------------------------------------------- */
.privacy { background: linear-gradient(180deg, #0b1026 0%, #0b1026 100%); color: #e8fbff; position: relative; overflow: hidden; }
.privacy::after { content: ""; position: absolute; inset: 0; opacity: 0.5; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.3'/%3E%3C/svg%3E"); }
.privacy .container { position: relative; z-index: 1; }
.privacy .eyebrow { color: #7bcfe6; }
.privacy h2 { color: #fff; }
.privacy .lede { color: #bfe6f2; }
.ledger { margin-top: clamp(2rem, 4vw, 3rem); display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px;
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--r); overflow: hidden; }
.ledger .cell { background: #0b1026; padding: 1.4rem 1.5rem; }
.ledger .k { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: #63b6cf; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.ledger .k svg { width: 15px; height: 15px; }
.ledger .v { color: #e8fbff; font-size: 0.99rem; }
.ledger .v strong { color: #fff; }
.privacy-note { margin-top: 1.6rem; font-size: 0.92rem; color: #9bd6e6; }
.privacy-actions { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.8rem; }

/* ---- Requirements ------------------------------------------------------ */
.req-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.15rem; margin-top: 2.2rem; }
.req { border: 1px solid var(--line); border-radius: var(--r); padding: 1.5rem; background: var(--paper-2); }
.req .n { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; color: var(--brand); text-transform: uppercase; }
.req h4 { font-size: 1.08rem; margin: 0.5rem 0 0.4rem; }
.req p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* ---- CTA band ---------------------------------------------------------- */
.cta { position: relative; overflow: hidden; color: #fff; text-align: center;
  background: radial-gradient(90% 120% at 50% -20%, #16c0e6, transparent 60%), linear-gradient(160deg, #12507a, #0b1026); }
.cta .container { position: relative; z-index: 1; }
.cta h2 { font-size: clamp(2rem, 5vw, 3.2rem); color: #fff; letter-spacing: -0.035em; }
.cta p { color: #d3d7ff; max-width: 44ch; margin: 1rem auto 0; }
.cta .hero-actions { justify-content: center; }
.cta .wave { color: rgba(255,255,255,0.5); margin-top: 2.4rem; }

/* ---- Footer ------------------------------------------------------------ */
.site-footer { background: #0b1026; color: #aab7cd; padding-block: clamp(2.6rem, 5vw, 3.8rem); font-size: 0.94rem; }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.foot-brand .brand { color: #fff; }
.foot-brand p { color: #7f8db0; max-width: 34ch; margin: 0.9rem 0 0; font-size: 0.92rem; }
.foot-col h5 { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: #7f8db0; margin: 0 0 0.9rem; }
.foot-col a { display: block; color: #c1cde0; padding: 0.28rem 0; }
.foot-col a:hover { color: #fff; }
.foot-bottom { margin-top: 2.4rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; justify-content: space-between; align-items: center; color: #7f8db0; font-size: 0.85rem; }
.foot-bottom .mono { font-family: var(--mono); letter-spacing: 0.06em; }

/* ---- Prose (privacy / support) ---------------------------------------- */
.doc { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.doc-head { border-bottom: 1px solid var(--line); padding-bottom: 1.8rem; margin-bottom: 2.4rem; }
.doc-head h1 { font-size: clamp(2rem, 5vw, 3rem); }
.doc-head .updated { font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-top: 0.9rem; }
.prose { max-width: 720px; }
.prose h2 { font-size: clamp(1.3rem, 2.6vw, 1.65rem); margin: 2.6rem 0 0.9rem; letter-spacing: -0.02em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.12rem; margin: 1.8rem 0 0.6rem; }
.prose p { color: var(--ink-2); margin: 0 0 1rem; }
.prose ul { margin: 0 0 1.2rem; padding-left: 0; list-style: none; }
.prose ul li { position: relative; padding-left: 1.6rem; margin-bottom: 0.6rem; color: var(--ink-2); }
.prose ul li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 7px; height: 7px; border-radius: 2px; background: var(--brand); }
.prose strong { color: var(--ink); }
.prose .callout { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--brand); border-radius: var(--r-sm);
  padding: 1.1rem 1.3rem; margin: 0 0 1.4rem; color: var(--ink-2); }
.prose code { font-family: var(--mono); font-size: 0.86em; background: rgba(12,132,151,0.08); padding: 0.1em 0.4em; border-radius: 6px; color: var(--brand-mid); }

/* FAQ */
.faq { max-width: 760px; margin-top: 1rem; }
.faq details { border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--paper-2); margin-bottom: 0.8rem; overflow: hidden; }
.faq details[open] { border-color: rgba(12,132,151,0.3); box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; list-style: none; padding: 1.1rem 1.3rem; font-weight: 600; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .plus { flex: none; width: 20px; height: 20px; position: relative; transition: transform 0.25s ease; color: var(--brand); }
.faq summary .plus::before, .faq summary .plus::after { content: ""; position: absolute; inset: 0; margin: auto; background: currentColor; border-radius: 2px; }
.faq summary .plus::before { width: 14px; height: 2px; }
.faq summary .plus::after { width: 2px; height: 14px; }
.faq details[open] summary .plus { transform: rotate(45deg); }
.faq .answer { padding: 0 1.3rem 1.2rem; color: var(--muted); }
.faq .answer p { margin: 0 0 0.7rem; }
.faq .answer p:last-child { margin-bottom: 0; }

/* ---- Scroll reveal (progressive enhancement) --------------------------- */
/* Hidden state applies ONLY when JS is available (html.js), so with JS off or
   failed, all content stays visible. */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(.2,.7,.2,1), transform 0.7s cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; } .reveal.d2 { transition-delay: 0.16s; } .reveal.d3 { transition-delay: 0.24s; } .reveal.d4 { transition-delay: 0.32s; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; } }

/* ---- Responsive -------------------------------------------------------- */
@media (max-width: 940px) {
  .grid, .req-grid { grid-template-columns: repeat(2, 1fr); }
  .ledger { grid-template-columns: 1fr; }
  .foot-top { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); text-align: center; }
  .hero .eyebrow, .hero .hero-actions, .hero-trust { justify-content: center; }
  .hero .promo, .hero .lede { margin-inline: auto; }
  .hero-visual { margin-top: 2.5rem; }
  .hero .wave { justify-content: center; display: flex; }
  .show-row, .show-row.reverse { grid-template-columns: 1fr; text-align: center; }
  .show-row.reverse .show-visual { order: 0; }
  .show-list { width: max-content; max-width: 100%; margin-inline: auto; text-align: left; }
  .show-list li { max-width: 34ch; }
}
@media (max-width: 560px) {
  .grid, .req-grid { grid-template-columns: 1fr; }
  .foot-top { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(2.2rem, 11vw, 2.8rem); }
  .hero .eyebrow { flex-wrap: wrap; font-size: 0.66rem; letter-spacing: 0.18em; }
  .hero-actions { width: 100%; }
  .hero-actions .btn { justify-content: center; flex: 1 1 100%; white-space: normal; }
}

/* ============================================================================
   Additions — product proof, positioning, spec, lock-screen mockup
   ========================================================================== */

/* ---- Product proof: "finished notes" ----------------------------------- */
.proof { background: linear-gradient(180deg, #fff 0%, var(--paper) 100%); border-bottom: 1px solid var(--line); }
.proof .flow { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-top: 1.2rem; }
.proof .flow b { color: var(--brand); font-weight: 600; }
.proof .flow svg { width: 15px; height: 15px; color: var(--brand); }

.notes-card { margin-top: clamp(2rem, 4vw, 3rem); background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--shadow); overflow: hidden; }
.notes-head { display: flex; flex-wrap: wrap; gap: 0.8rem 1rem; align-items: center; justify-content: space-between;
  padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #fff, #fbfbfe); }
.notes-head .title { font-weight: 700; font-size: 1.12rem; letter-spacing: -0.02em; }
.notes-head .meta { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; color: var(--muted); font-size: 0.85rem; margin-top: 0.2rem; }
.notes-head .meta .mono { font-family: var(--mono); }
.notes-search { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: 999px; padding: 0.4rem 0.85rem; background: var(--paper); }
.notes-search svg { width: 15px; height: 15px; color: var(--brand); }
.notes-search mark { background: rgba(12,132,151, 0.16); color: var(--brand-mid); border-radius: 4px; padding: 0 0.2em; }

.notes-cols { display: grid; grid-template-columns: 1.15fr 1fr; }
.notes-col { padding: 1.4rem 1.5rem; }
.notes-col + .notes-col { border-left: 1px solid var(--line); }
.notes-col h4 { display: flex; align-items: center; gap: 0.5rem; font-family: var(--mono); font-size: 0.68rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin: 0 0 1rem; font-weight: 600; }
.notes-col h4 svg { width: 15px; height: 15px; color: var(--brand); }

.turn { display: grid; grid-template-columns: auto 1fr; gap: 0.55rem 0.7rem; margin-bottom: 0.95rem; align-items: start; }
.turn .who { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; font-size: 0.82rem; white-space: nowrap; }
.turn .who .dot { width: 9px; height: 9px; border-radius: 50%; }
.turn .who .badge-voice { display: inline-flex; }
.turn .who .badge-voice svg { width: 12px; height: 12px; color: var(--brand); }
.turn .said { grid-column: 2; color: var(--ink-2); font-size: 0.94rem; line-height: 1.55; margin: 0; }
.turn .ts { grid-column: 2; font-family: var(--mono); font-size: 0.68rem; color: var(--faint); }
.sp-1 { color: #2b6cb0; } .sp-1.dot, .dot.sp-1 { background: #3a7bd5; }
.sp-2 { color: #159a6f; } .dot.sp-2 { background: #159a6f; }
.sp-3 { color: #7a5af0; } .dot.sp-3 { background: #7a5af0; }

.sum-list { list-style: none; margin: 0 0 1.2rem; padding: 0; display: grid; gap: 0.55rem; }
.sum-list li { position: relative; padding-left: 1.4rem; color: var(--ink-2); font-size: 0.92rem; }
.sum-list li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 6px; height: 6px; border-radius: 2px; background: var(--brand); }
.act { display: flex; gap: 0.6rem; align-items: flex-start; padding: 0.55rem 0; border-top: 1px solid var(--line-2); }
.act:first-of-type { border-top: 0; }
.act .box { flex: none; width: 18px; height: 18px; border-radius: 5px; border: 1.5px solid var(--brand); display: grid; place-items: center; margin-top: 1px; }
.act.done .box { background: var(--brand); }
.act .box svg { width: 12px; height: 12px; color: #fff; }
.act.done .txt { text-decoration: line-through; color: var(--faint); }
.act .txt { font-size: 0.92rem; color: var(--ink-2); }
.act .assignee { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brand); }
.notes-foot { padding: 1rem 1.5rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 0.5rem 0.7rem; align-items: center; }
.export-pill { display: inline-flex; align-items: center; gap: 0.45rem; font-family: var(--mono); font-size: 0.68rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); border: 1px solid var(--line); border-radius: 999px; padding: 0.34rem 0.7rem; background: var(--paper); }
.export-pill svg { width: 13px; height: 13px; color: var(--brand); }
.proof-note { margin-top: 1.1rem; font-size: 0.82rem; color: var(--faint); }

/* ---- Positioning / compare --------------------------------------------- */
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.15rem; margin-top: clamp(1.8rem, 4vw, 2.8rem); }
.compare-col { border: 1px solid var(--line); border-radius: var(--r); padding: 1.7rem 1.6rem; background: var(--paper-2); }
.compare-col.you { border-color: rgba(12,132,151, 0.35); box-shadow: var(--shadow); background: linear-gradient(180deg, #fff, #fbfbff); }
.compare-col h3 { font-size: 1.12rem; display: flex; align-items: center; gap: 0.55rem; margin-bottom: 1.1rem; }
.compare-col .tagline { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.compare-col.you .tagline { color: var(--brand); }
.compare-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.compare-list li { display: flex; gap: 0.65rem; align-items: flex-start; font-size: 0.95rem; color: var(--ink-2); }
.compare-list svg { width: 19px; height: 19px; flex: none; margin-top: 1px; }
.compare-list .ico-x { color: var(--faint); }
.compare-list .ico-ok { color: var(--brand); }
.compare-note { margin-top: 1.6rem; font-size: 0.92rem; color: var(--muted); max-width: 60ch; }
.compare-note strong { color: var(--ink); }

/* ---- Availability / spec ----------------------------------------------- */
.spec { margin-top: 2.2rem; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--paper-2); }
.spec-row { display: grid; grid-template-columns: 200px 1fr; gap: 1rem; padding: 1rem 1.5rem; border-top: 1px solid var(--line-2); }
.spec-row:first-child { border-top: 0; }
.spec-row dt { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); align-self: center; }
.spec-row dd { margin: 0; color: var(--ink); font-size: 0.98rem; }
.spec-row dd .hint { display: block; color: var(--muted); font-size: 0.86rem; margin-top: 0.15rem; }
.tbc { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: #9a6a12; background: #fdf3dd; border: 1px solid #f0dca6; border-radius: 999px; padding: 0.2rem 0.6rem; }

/* ---- Lock Screen mockup (replaces flawed screenshot) -------------------- */
.lockscreen { width: 100%; height: 100%; border-radius: 34px; overflow: hidden; position: relative;
  background: radial-gradient(120% 80% at 70% 15%, #2f7d8f, transparent 55%),
    radial-gradient(110% 70% at 15% 80%, #1c6b4a, transparent 55%),
    linear-gradient(160deg, #26346e, #101a3a 70%); color: #fff; display: flex; flex-direction: column;
  padding: 26px 16px 20px; }
.lockscreen .ls-island { width: 92px; height: 26px; border-radius: 999px; background: #000; margin: 0 auto 26px; }
.lockscreen .ls-date { text-align: center; font-size: 0.8rem; opacity: 0.9; }
.lockscreen .ls-time { text-align: center; font-size: 3.4rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1; margin-top: 2px; }
.lockscreen .ls-spacer { flex: 1; }
.ls-activity { background: rgba(10, 12, 24, 0.55); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px; padding: 0.85rem 1rem; display: flex; align-items: center; gap: 0.7rem; }
.ls-activity .ls-mark { width: 34px; height: 34px; border-radius: 9px; flex: none; }
.ls-activity .ls-body { flex: 1 1 auto; min-width: 0; }
.ls-activity .ls-status { display: flex; align-items: center; gap: 0.4rem; font-size: 0.72rem; opacity: 0.85; }
.ls-activity .ls-status .rec { width: 7px; height: 7px; border-radius: 50%; background: var(--rec-red); }
.ls-activity .ls-title { font-weight: 600; font-size: 0.92rem; line-height: 1.2; }
.ls-activity .ls-status { font-variant-numeric: tabular-nums; }
.ls-activity .ls-time { font-variant-numeric: tabular-nums; font-size: 0.85rem; opacity: 0.9; flex: none; }
.ls-activity .ls-ctrls { display: flex; gap: 0.45rem; flex: none; }
.ls-activity .ls-btn { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, 0.16); }
.ls-activity .ls-btn.stop { background: var(--rec-red); }
.ls-activity .ls-btn svg { width: 15px; height: 15px; color: #fff; }

/* ---- Founder note ------------------------------------------------------ */
.founder { max-width: 720px; }
.founder blockquote { margin: 1.4rem 0 0; font-size: clamp(1.1rem, 2.2vw, 1.4rem); line-height: 1.5; letter-spacing: -0.01em; color: var(--ink); }
.founder blockquote p { margin: 0 0 0.9rem; }
.founder .sign { display: flex; align-items: center; gap: 0.8rem; margin-top: 1.4rem; }
.founder .sign .who { font-weight: 600; }
.founder .sign .who span { display: block; color: var(--muted); font-weight: 400; font-size: 0.9rem; }
.founder .sign .avatar { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(150deg, var(--brand-bright), var(--brand-deep)); flex: none; }

@media (max-width: 820px) {
  .notes-cols { grid-template-columns: 1fr; }
  .notes-col + .notes-col { border-left: 0; border-top: 1px solid var(--line); }
  .compare-grid { grid-template-columns: 1fr; }
  .spec-row { grid-template-columns: 1fr; gap: 0.3rem; }
  .spec-row dt { align-self: start; }
}

/* Brand-tint the transcript search highlights (was default browser yellow) */
.notes-cols mark { background: rgba(0,212,255,0.18); color: var(--brand-mid); border-radius: 4px; padding: 0 0.15em; }