/* plan-zero.com — the Plan-Zero website.
   Brand: teal #17C3A6 → blue #3B6CF0 gradient, orange accent #FF9F43 (the
   slashed zero), navy ink #13213A. Fonts are self-hosted (no Google Fonts
   requests, so no visitor data goes to Google). */

@font-face { font-family: 'Poppins'; font-weight: 600; font-display: swap; src: url('../fonts/poppins-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Poppins'; font-weight: 700; font-display: swap; src: url('../fonts/poppins-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 400; font-display: swap; src: url('../fonts/inter-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 500; font-display: swap; src: url('../fonts/inter-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 600; font-display: swap; src: url('../fonts/inter-latin-600-normal.woff2') format('woff2'); }

:root {
  --teal: #17c3a6;
  --blue: #3b6cf0;
  --orange: #ff9f43;
  --ink: #13213a;
  --navy: #0b1424;
  --navy-2: #111d33;
  --text: #13213a;
  --muted: #56657c;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --card: #ffffff;
  --gradient: linear-gradient(135deg, var(--teal), var(--blue));
  --radius: 16px;
  --shadow: 0 1px 2px rgba(19, 33, 58, 0.06), 0 8px 24px rgba(19, 33, 58, 0.08);
  --shadow-lg: 0 30px 80px rgba(5, 12, 26, 0.45);
  --max: 1160px;
  --gutter: clamp(16px, 4vw, 32px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: 'Poppins', 'Inter', system-ui, sans-serif; line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 6px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; color: var(--ink); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.gradient-text { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--blue);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(23, 195, 166, 0.18); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 600 1rem/1 'Inter', system-ui, sans-serif;
  padding: 14px 22px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none !important; white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 8px 24px rgba(59, 108, 240, 0.35); }
.btn-primary:hover { box-shadow: 0 12px 30px rgba(59, 108, 240, 0.45); }
.btn-ghost { background: rgba(255, 255, 255, 0.06); color: #e8eef7; border-color: rgba(255, 255, 255, 0.18); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-outline:hover { border-color: #c4cfdd; }
.btn-sm { padding: 10px 16px; font-size: 0.92rem; border-radius: 10px; }

/* --- Header --- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 20, 36, 0.82);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; }
.brand img { height: 28px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a { color: #c9d4e3; font-weight: 500; font-size: 0.95rem; padding: 8px 12px; border-radius: 8px; }
.nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.06); text-decoration: none; }
.nav .btn { margin-left: 8px; }
.menu-toggle {
  display: none; margin-left: auto; background: none; border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff; border-radius: 10px; width: 44px; height: 40px; cursor: pointer;
}
.menu-toggle svg { width: 20px; height: 20px; }
@media (max-width: 880px) {
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 12px var(--gutter) 18px; background: var(--navy); border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px; font-size: 1rem; }
  .nav .btn { margin: 8px 0 0; }
}

/* --- Hero --- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(900px 500px at 85% -10%, rgba(59, 108, 240, 0.35), transparent 60%),
    radial-gradient(700px 500px at 0% 20%, rgba(23, 195, 166, 0.22), transparent 60%),
    var(--navy);
  color: #e8eef7;
  padding: clamp(56px, 9vw, 110px) 0 0;
}
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 40px; text-align: center; }
.hero h1 { color: #fff; max-width: 15ch; margin: 18px auto 18px; }
.hero .lead { font-size: clamp(1.05rem, 1.8vw, 1.25rem); color: #b9c6d8; max-width: 640px; margin: 0 auto 30px; }
.hero .eyebrow { color: #8fe9d8; }
.hero-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: 0.88rem; color: #8ea0b8; }
.hero-shot { position: relative; margin: 20px auto 0; max-width: 1080px; padding: 0 var(--gutter); }
.browser {
  border-radius: 14px 14px 0 0; overflow: hidden;
  background: #1b1d21; border: 1px solid rgba(255, 255, 255, 0.1); border-bottom: 0;
  box-shadow: var(--shadow-lg);
}
.browser-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: #24262b; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: #474a52; display: block; }
.browser-bar span { margin-left: 12px; font-size: 0.78rem; color: #8b919c; background: #1b1d21; padding: 4px 12px; border-radius: 6px; }
.hero-phone.phone {
  position: absolute; right: max(var(--gutter), 2%); bottom: -40px; width: clamp(130px, 19vw, 210px);
}
@media (max-width: 640px) { .hero-phone { display: none; } }

/* --- Phone frame --- */
.phone {
  position: relative; border-radius: 34px; padding: 9px; background: #0a0c10;
  box-shadow: 0 0 0 2px #2b2f37, var(--shadow-lg);
}
.phone::before {
  content: ''; position: absolute; top: 17px; left: 50%; transform: translateX(-50%);
  width: 32%; height: 18px; border-radius: 12px; background: #0a0c10; z-index: 2;
}
.phone .screen { position: relative; border-radius: 26px; overflow: hidden; aspect-ratio: 9 / 19.5; background: #111; }
.phone .screen img { width: 100%; height: 100%; object-fit: cover; }

/* --- Sections --- */
section { padding: clamp(64px, 9vw, 110px) 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.1rem; }
.audience { padding: 34px 0 30px; border-bottom: 1px solid var(--line); background: #fff; }
.audience .wrap { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px 28px; color: var(--muted); font-weight: 500; }
.audience strong { color: var(--ink); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 960px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .features { grid-template-columns: 1fr; } }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.feature p { color: var(--muted); margin: 0; }
.icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(23, 195, 166, 0.14), rgba(59, 108, 240, 0.14)); color: var(--blue);
}
.icon svg { width: 24px; height: 24px; }

/* --- Split (AR) --- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } .split .media { order: -1; } }
.dark { background: var(--navy); color: #dbe4f0; }
.dark h2 { color: #fff; }
.dark .muted { color: #9fb0c6; }
.ticks { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 12px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; }
.ticks li { position: relative; }
.ticks li::before { content: ''; flex: none; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%; background: var(--gradient); }
.ticks li::after {
  content: ''; position: absolute; left: 7px; top: 8px; width: 8px; height: 5px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg);
}
.ar-media { display: flex; justify-content: center; position: relative; }
.ar-media .phone { width: min(300px, 74vw); }
.ar-media .screen img { object-position: 52% 50%; }
.ar-ui { position: absolute; inset: 0; pointer-events: none; font-family: 'Inter', sans-serif; }
.ar-hint {
  position: absolute; top: 12%; left: 50%; transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.62); color: #fff; font-size: 0.72rem; padding: 6px 12px; border-radius: 14px; white-space: nowrap;
}
.ar-bar { position: absolute; bottom: 5%; left: 0; right: 0; display: flex; justify-content: center; gap: 6px; }
.ar-bar span { background: rgba(20, 22, 26, 0.82); color: #fff; font-size: 0.68rem; font-weight: 600; padding: 7px 10px; border-radius: 16px; border: 1px solid rgba(255, 255, 255, 0.25); }
.ar-bar span.exit { background: rgba(160, 40, 40, 0.88); }
.ar-size {
  position: absolute; left: -6%; top: 40%; background: #fff; color: var(--ink); border-radius: 12px; padding: 10px 14px;
  font-size: 0.8rem; box-shadow: var(--shadow); line-height: 1.35;
}
.ar-size b { display: block; font-family: 'Poppins', sans-serif; font-size: 0.95rem; }
@media (max-width: 520px) { .ar-size { left: 0; top: auto; bottom: -24px; } }
.caption { font-size: 0.8rem; color: #8193ab; text-align: center; margin-top: 18px; }

/* --- Steps --- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding: 28px 26px 26px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%;
  font: 700 1rem 'Poppins', sans-serif; color: #fff; background: var(--gradient); margin-bottom: 16px;
}
.step p { color: var(--muted); margin: 0; }
.showcase { margin: 48px 0 0; }
.showcase img { border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); width: 100%; height: auto; }
.showcase figcaption { text-align: center; color: var(--muted); font-size: 0.92rem; margin-top: 14px; }

/* --- Sharing callout --- */
.callout {
  display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center;
  padding: 28px 32px; border-radius: 20px; color: #fff;
  background: radial-gradient(500px 200px at 100% 0%, rgba(255, 159, 67, 0.25), transparent 70%), var(--gradient);
}
.callout h3 { font-size: 1.35rem; margin-bottom: 4px; }
.callout p { margin: 0; color: rgba(255, 255, 255, 0.9); }
.callout .icon { margin: 0; background: rgba(255, 255, 255, 0.18); color: #fff; }
.callout .btn { background: #fff; color: var(--ink); }
@media (max-width: 760px) { .callout { grid-template-columns: 1fr; text-align: left; } }

/* --- Pricing --- */
.beta-banner {
  display: flex; gap: 12px; align-items: center; justify-content: center; flex-wrap: wrap;
  max-width: 760px; margin: -16px auto 28px; padding: 12px 18px; border-radius: 12px;
  background: #fff7ee; border: 1px solid #ffd9b3; color: #8a4b0c; font-weight: 500; text-align: center;
}
.billing-toggle { display: flex; justify-content: center; margin-bottom: 30px; }
.billing-toggle .seg { display: inline-flex; padding: 4px; border-radius: 12px; background: #fff; border: 1px solid var(--line); }
.billing-toggle button {
  font: 600 0.92rem 'Inter', sans-serif; border: 0; background: none; color: var(--muted);
  padding: 9px 16px; border-radius: 9px; cursor: pointer;
}
.billing-toggle button[aria-pressed='true'] { background: var(--ink); color: #fff; }
.billing-toggle .save { color: var(--teal); font-weight: 600; margin-left: 4px; }
.billing-toggle button[aria-pressed='true'] .save { color: #8fe9d8; }
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
@media (max-width: 1060px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .plans { grid-template-columns: 1fr; } }
.plan { position: relative; display: flex; flex-direction: column; padding: 26px 22px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.plan.featured { border: 2px solid transparent; background: linear-gradient(#fff, #fff) padding-box, var(--gradient) border-box; }
.plan .badge {
  position: absolute; top: -12px; left: 22px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: #fff; background: var(--gradient); padding: 4px 10px; border-radius: 20px;
}
.plan h3 { font-size: 1.2rem; margin-bottom: 2px; }
.plan .for { color: var(--muted); font-size: 0.92rem; min-height: 2.9em; margin-bottom: 14px; }
.price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px; }
.price .amount { font: 700 2.4rem/1 'Poppins', sans-serif; color: var(--ink); }
.price .per { color: var(--muted); font-size: 0.9rem; }
.price-note { font-size: 0.82rem; color: var(--muted); min-height: 1.4em; margin-bottom: 18px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 9px; font-size: 0.93rem; }
.plan li { display: flex; gap: 9px; align-items: flex-start; }
.plan li::before { content: '✓'; color: var(--teal); font-weight: 700; flex: none; }
.plan li.limit::before { content: '–'; color: #9aa8bb; }
.soon { font-size: 0.7rem; font-weight: 700; color: #b0640d; background: #fff1e0; border-radius: 10px; padding: 1px 7px; margin-left: 4px; white-space: nowrap; }
.plan .btn { margin-top: auto; width: 100%; }
.pricing-foot { text-align: center; color: var(--muted); font-size: 0.9rem; margin-top: 26px; }

/* --- FAQ --- */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary {
  list-style: none; cursor: pointer; padding: 18px 40px 18px 0; position: relative;
  font: 600 1.05rem 'Poppins', sans-serif; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font: 400 1.6rem/1 'Inter', sans-serif; color: var(--blue); transition: transform 0.2s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--muted); padding-right: 30px; }

/* --- Final CTA --- */
.final {
  text-align: center; color: #fff;
  background: radial-gradient(700px 300px at 50% 0%, rgba(59, 108, 240, 0.4), transparent 70%), var(--navy);
}
.final h2 { color: #fff; }
.final p { color: #b9c6d8; font-size: 1.1rem; max-width: 560px; margin: 0 auto 28px; }

/* --- Footer --- */
.site-footer { background: #070d18; color: #93a3b8; padding: 56px 0 34px; font-size: 0.92rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
.site-footer h4 { color: #e2e9f3; font: 600 0.95rem 'Inter', sans-serif; margin-bottom: 12px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { color: #b6c3d4; }
.site-footer a:hover { color: #fff; }
.footer-brand img { height: 26px; width: auto; margin-bottom: 14px; }
.legal-line { margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, 0.08); font-size: 0.8rem; color: #7d8ca2; line-height: 1.7; }

/* --- Legal pages --- */
.page-hero { background: var(--navy); color: #fff; padding: 56px 0 44px; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); color: #fff; margin-bottom: 8px; }
.page-hero p { color: #9fb0c6; margin: 0; }
.prose { max-width: 780px; margin: 0 auto; padding: 48px var(--gutter) 80px; }
.prose h2 { font-size: 1.45rem; margin-top: 2.2em; }
.prose h3 { margin-top: 1.6em; }
.prose p, .prose li { color: #2c3a52; }
.prose ul { padding-left: 1.3em; }
.prose li { margin-bottom: 0.4em; }
.prose table { width: 100%; border-collapse: collapse; margin: 1em 0 1.6em; font-size: 0.93rem; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.prose th { background: var(--bg-soft); font-weight: 600; color: var(--ink); }
.prose .table-scroll { overflow-x: auto; }
.prose .box { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin: 1.4em 0; }
.prose .toc { columns: 2; column-gap: 32px; font-size: 0.95rem; }
@media (max-width: 600px) { .prose .toc { columns: 1; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}