/* Notchbook site: brand tokens shared with the apps (espresso, crema, caramel, terracotta, sage). */

@font-face { font-family: "Plus Jakarta Sans"; src: url("/fonts/plus-jakarta-sans-regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plus Jakarta Sans"; src: url("/fonts/plus-jakarta-sans-semibold.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plus Jakarta Sans"; src: url("/fonts/plus-jakarta-sans-bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Plus Jakarta Sans"; src: url("/fonts/plus-jakarta-sans-extrabold.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/fonts/jetbrains-mono-medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/fonts/jetbrains-mono-bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --bg: #f6efe7;
  --bg-alt: #efe5da;
  --card: #fbf6f0;
  --card-2: #ede3d8;
  --line: #dccdbd;
  --ink: #1c1410;
  --ink-2: #5c4a3e;
  --ink-3: #6e5b4e;
  --brand: #6b4226;
  --brand-ink: #f6efe7;
  --caramel: #c08552;
  --caramel-wash: #f3dfcb;
  --caramel-text: #8c5729;
  --terracotta: #b85f22;
  --sage: #3e5a3e;
  --sage-wash: #e3ece3;
  --hero-1: #fbf3ea;
  --hero-2: #f1e2d2;
  --shadow: 0 30px 60px -20px rgba(64, 38, 20, .35), 0 12px 24px -12px rgba(64, 38, 20, .25);
  --radius: 28px;
  --max: 1160px;
  color-scheme: light dark;
}

/* Dark theme: follows the system unless the visitor picked a theme with the header toggle
   (stored in localStorage and applied as html[data-theme] before first paint). */
:root[data-theme="dark"] {
    --bg: #17110d;
    --bg-alt: #1e1611;
    --card: #231a14;
    --card-2: #2c211a;
    --line: #3d2e25;
    --ink: #f6efe7;
    --ink-2: #d4c2b2;
    --ink-3: #ab9886;
    --brand: #e9b08c;
    --brand-ink: #2a170b;
    --caramel: #e0a571;
    --caramel-wash: #3a281b;
    --caramel-text: #e7b07f;
    --terracotta: #f0955b;
    --sage: #a9cba9;
    --sage-wash: #233223;
    --hero-1: #20160f;
    --hero-2: #140e0a;
    --shadow: 0 30px 70px -20px rgba(0, 0, 0, .7), 0 12px 24px -12px rgba(0, 0, 0, .5);
  color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17110d;
    --bg-alt: #1e1611;
    --card: #231a14;
    --card-2: #2c211a;
    --line: #3d2e25;
    --ink: #f6efe7;
    --ink-2: #d4c2b2;
    --ink-3: #ab9886;
    --brand: #e9b08c;
    --brand-ink: #2a170b;
    --caramel: #e0a571;
    --caramel-wash: #3a281b;
    --caramel-text: #e7b07f;
    --terracotta: #f0955b;
    --sage: #a9cba9;
    --sage-wash: #233223;
    --hero-1: #20160f;
    --hero-2: #140e0a;
    --shadow: 0 30px 70px -20px rgba(0, 0, 0, .7), 0 12px 24px -12px rgba(0, 0, 0, .5);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--caramel); outline-offset: 3px; border-radius: 6px; }
.mono { font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace; }
.wrap { width: min(100% - 40px, var(--max)); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--brand); color: var(--brand-ink); padding: 8px 14px; border-radius: 10px; z-index: 10; }
.skip:focus { left: 12px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 5; backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); background: color-mix(in srgb, var(--bg) 78%, transparent); border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: 15px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font: 700 12px/1 "JetBrains Mono", monospace; letter-spacing: .06em; text-transform: uppercase; background: var(--caramel-wash); color: var(--brand); white-space: nowrap; }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--terracotta); box-shadow: 0 0 0 4px color-mix(in srgb, var(--terracotta) 22%, transparent); }
@media (max-width: 760px) { .nav { display: none; } .site-header .pill { margin-left: auto; } }

/* Hero */
.hero { background: radial-gradient(1200px 600px at 85% 0%, var(--hero-2), transparent 60%), linear-gradient(180deg, var(--hero-1), var(--bg)); overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; padding: 72px 0 88px; }
.eyebrow { font: 700 13px/1.2 "JetBrains Mono", monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--caramel-text); margin: 0 0 14px; }
h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.02; letter-spacing: -.035em; font-weight: 800; margin: 18px 0 20px; color: var(--ink); }
h1 em { font-style: normal; color: var(--brand); }
.lede { font-size: clamp(18px, 2vw, 21px); color: var(--ink-2); max-width: 34ch; margin: 0 0 30px; }
.readout { display: inline-flex; align-items: center; gap: 18px; padding: 16px 22px; border-radius: 22px; background: var(--card); border: 1px solid var(--line); box-shadow: 0 12px 30px -18px rgba(64, 38, 20, .4); }
.readout .num { font: 700 46px/1 "JetBrains Mono", monospace; letter-spacing: -.04em; color: var(--brand); }
.readout .meta { display: grid; gap: 6px; }
.readout .unit { font: 700 12px/1 "JetBrains Mono", monospace; letter-spacing: .14em; color: var(--ink-3); }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; background: var(--sage-wash); color: var(--sage); font-weight: 700; font-size: 13px; }
.hero-note { margin: 22px 0 0; font-size: 15px; color: var(--ink-3); }

.phones { position: relative; height: 640px; }
.phone { position: absolute; width: 290px; border-radius: 46px; padding: 9px; background: #120b07; box-shadow: var(--shadow); }
.phone img, .phone picture img { border-radius: 38px; width: 100%; }
.phone.front { right: 64px; top: 0; z-index: 2; }
.phone.back { right: 250px; top: 70px; transform: rotate(-7deg); opacity: .96; }
@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; padding: 48px 0 64px; text-align: left; }
  .phones { height: 560px; max-width: 520px; width: 100%; margin: 8px auto 0; }
  .phone { width: 250px; }
  .phone.front { right: 4%; }
  .phone.back { right: auto; left: 4%; top: 60px; }
}
@media (max-width: 480px) {
  .phones { height: 470px; }
  .phone { width: 205px; border-radius: 36px; padding: 7px; }
  .phone img, .phone picture img { border-radius: 30px; }
  .readout .num { font-size: 38px; }
}

/* Grinder strip */
.strip { border-block: 1px solid var(--line); background: var(--bg-alt); }
.strip .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; justify-content: center; padding: 22px 0; }
.strip p { margin: 0; font: 700 12px/1 "JetBrains Mono", monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.strip ul { display: flex; flex-wrap: wrap; gap: 10px 26px; list-style: none; margin: 0; padding: 0; justify-content: center; }
.strip li { font-weight: 700; color: var(--ink-2); }

/* Sections */
section { scroll-margin-top: 80px; }
.section { padding: 96px 0; }
.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.08; letter-spacing: -.03em; font-weight: 800; margin: 0 0 16px; }
h3 { font-size: 22px; line-height: 1.25; letter-spacing: -.015em; font-weight: 800; margin: 0 0 10px; }
.section-head p, .muted { color: var(--ink-2); }

.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 40px 0; }
.feature + .feature { border-top: 1px dashed var(--line); }
.feature.flip .feature-media { order: 2; }
.feature-media { display: flex; justify-content: center; }
.feature-media .phone { position: relative; width: 320px; }
.feature h3 { font-size: clamp(24px, 2.6vw, 32px); line-height: 1.15; letter-spacing: -.025em; margin-bottom: 14px; }
.feature ul { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 12px; }
.feature li { display: flex; gap: 12px; color: var(--ink-2); }
.feature li::before { content: ""; flex: 0 0 10px; height: 10px; margin-top: 9px; border-radius: 3px; background: var(--caramel); transform: rotate(45deg); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.chip { padding: 7px 13px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font: 500 14px/1 "JetBrains Mono", monospace; color: var(--ink); }
.chip b { color: var(--brand); }
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; gap: 32px; }
  .feature.flip .feature-media { order: 0; }
  .feature-media .phone { width: 250px; }
}

/* Mono band */
.band { background: var(--brand); color: var(--brand-ink); overflow: hidden; }
.band .wrap { padding: 44px 0; display: flex; flex-wrap: wrap; gap: 18px 44px; justify-content: center; align-items: baseline; }
.band span { font: 700 clamp(24px, 3.6vw, 40px)/1 "JetBrains Mono", monospace; letter-spacing: -.03em; white-space: nowrap; }
.band small { font: 700 12px/1 "JetBrains Mono", monospace; letter-spacing: .14em; opacity: .7; margin-left: 8px; }

/* Cards */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card p { margin: 0; color: var(--ink-2); }
.icon { width: 46px; height: 46px; border-radius: 14px; background: var(--caramel-wash); color: var(--brand); display: grid; place-items: center; margin-bottom: 16px; }
.icon svg { width: 24px; height: 24px; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid { grid-template-columns: 1fr; } }

.privacy-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.privacy-split .grid { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) { .privacy-split { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .privacy-split .grid { grid-template-columns: 1fr; } }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; list-style: none; padding: 0; margin: 0; }
.steps li { counter-increment: step; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--brand); color: var(--brand-ink); font: 700 18px/1 "JetBrains Mono", monospace; margin-bottom: 16px; }
.steps p { margin: 0; color: var(--ink-2); }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 4px 22px; }
.faq summary { cursor: pointer; list-style: none; font-weight: 700; font-size: 18px; padding: 16px 0; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 700 22px/1 "JetBrains Mono", monospace; color: var(--caramel); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 18px; color: var(--ink-2); }

/* CTA */
.cta { text-align: center; background: radial-gradient(700px 300px at 50% 0%, var(--hero-2), transparent 70%), var(--bg-alt); border-top: 1px solid var(--line); }
.cta img { width: 96px; height: 96px; border-radius: 22px; margin: 0 auto 22px; box-shadow: var(--shadow); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0 48px; color: var(--ink-3); font-size: 15px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; justify-content: space-between; }
.site-footer nav { display: flex; gap: 22px; flex-wrap: wrap; }
.site-footer a { color: var(--ink-2); text-decoration: none; font-weight: 600; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }

/* Document pages (privacy, support) */
.doc-hero { background: linear-gradient(180deg, var(--hero-1), var(--bg)); padding: 64px 0 24px; }
.doc-hero h1 { font-size: clamp(36px, 5vw, 54px); margin: 8px 0 10px; }
.doc { width: min(100% - 40px, 760px); margin: 0 auto; padding: 8px 0 80px; }
.doc-hero .doc { padding-bottom: 0; }
.doc h2 { font-size: 24px; margin: 44px 0 12px; letter-spacing: -.02em; }
.doc p, .doc li { color: var(--ink-2); }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }
.summary-card { background: var(--sage-wash); color: var(--sage); border-radius: 22px; padding: 20px 24px; font-weight: 600; margin: 24px 0 8px; }
.contact-card { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin: 28px 0; }
.contact-card p { margin: 0; }
.button { display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; border-radius: 999px; background: var(--brand); color: var(--brand-ink); font-weight: 700; text-decoration: none; }
.button:hover { filter: brightness(1.08); text-decoration: none; }

@media (prefers-reduced-motion: no-preference) {
  .phone.front { animation: float 7s ease-in-out infinite; }
  @keyframes float { 50% { transform: translateY(-10px); } }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Theme toggle */
.theme-toggle {
  display: inline-grid; place-items: center; width: 40px; height: 40px; margin-left: 8px;
  border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  cursor: pointer; transition: background .2s ease, transform .2s ease;
}
.theme-toggle:hover { background: var(--card-2); }
.theme-toggle:focus-visible { outline: 3px solid var(--caramel); outline-offset: 2px; }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: block; }
}