/* ==========================================================================
   Gutman — premium landing design system
   Pure static CSS. No runtime JS, no external assets (cost/compute safe).
   ========================================================================== */

:root {
  --bg: #09090b;
  --bg-2: #0e0e11;
  --bg-3: #121214;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-2: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #ededf0;
  --muted: #9a9aa4;
  --faint: #6b6b75;

  --matcha: #9ccb7a;
  --matcha-deep: #6fae57;
  --amber: #f3c156;
  --amber-deep: #e0a93f;
  --sky: #6fb6f0;

  --radius: 22px;
  --radius-sm: 14px;
  --maxw: 1160px;
  --nav-h: 68px;

  --grad-text: linear-gradient(100deg, #b7e3a0 0%, #9ccb7a 40%, #f3c156 100%);
  --grad-green: linear-gradient(135deg, #9ccb7a, #6fae57);
  --shadow-lg: 0 40px 120px -40px rgba(0, 0, 0, 0.9);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- ambient background ---------- */
.bg-ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 80% 0%, rgba(156, 203, 122, 0.10), transparent 60%),
    radial-gradient(55% 45% at 10% 15%, rgba(243, 193, 86, 0.08), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 60%, var(--bg) 100%);
}
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(110% 80% at 50% 0%, #000 30%, transparent 90%);
  mask-image: radial-gradient(110% 80% at 50% 0%, #000 30%, transparent 90%);
}

/* ---------- navigation (floating glass) ---------- */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 14px 0;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  padding: 0 12px 0 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(14, 14, 17, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 40px -20px rgba(0, 0, 0, 0.8);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 19px; letter-spacing: -0.01em; }
.brand svg { height: 30px; width: 30px; }
.brand img { height: 30px; width: 30px; border-radius: 7px; object-fit: cover; }
.brand-sm img { height: 26px; width: 26px; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--muted);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--text); background: var(--panel-2); }
.nav-cta {
  padding: 10px 18px !important;
  color: #07210f !important;
  background: var(--grad-green);
  font-weight: 600;
}
.nav-cta:hover { filter: brightness(1.05); }
.nav-coffee {
  padding: 9px 15px !important;
  color: #f3c156 !important;
  background: rgba(243, 193, 86, 0.12);
  border: 1px solid rgba(243, 193, 86, 0.38);
  border-radius: 99px;
  font-weight: 600;
}
.nav-coffee:hover { background: rgba(243, 193, 86, 0.2) !important; color: #f7d488 !important; }

/* CSS-only mobile menu (checkbox hack — zero JS) */
.nav-toggle, .nav-burger { display: none; }
.nav-burger {
  width: 46px; height: 46px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-burger span, .nav-burger span::before, .nav-burger span::after {
  content: ""; display: block; width: 20px; height: 2px; border-radius: 2px;
  background: var(--text); transition: transform 0.3s, opacity 0.2s;
}
.nav-burger span { position: relative; }
.nav-burger span::before { position: absolute; top: -6px; }
.nav-burger span::after { position: absolute; top: 6px; }

@media (max-width: 820px) {
  .nav-burger { display: flex; }
  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: rgba(14, 14, 17, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .nav-links a { padding: 14px 16px; font-size: 16px; min-height: 48px; display: flex; align-items: center; }
  .nav-toggle:checked ~ .nav-links { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
  /* staggered link entrance */
  .nav-toggle:checked ~ .nav-links a { animation: linkIn 0.4s both; }
  .nav-toggle:checked ~ .nav-links a:nth-child(1) { animation-delay: 0.04s; }
  .nav-toggle:checked ~ .nav-links a:nth-child(2) { animation-delay: 0.09s; }
  .nav-toggle:checked ~ .nav-links a:nth-child(3) { animation-delay: 0.14s; }
  .nav-toggle:checked ~ .nav-links a:nth-child(4) { animation-delay: 0.19s; }
  .nav-toggle:checked ~ .nav-burger span { background: transparent; }
  .nav-toggle:checked ~ .nav-burger span::before { transform: translateY(6px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span::after { transform: translateY(-6px) rotate(-45deg); }
}
@keyframes linkIn { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: translateX(0); } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 26px;
  border-radius: 14px; font-size: 16px; font-weight: 600;
  border: 1px solid var(--border); color: var(--text); background: var(--panel-2);
  cursor: pointer; transition: transform 0.18s ease, background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.btn:hover { transform: translateY(-2px); border-color: var(--border-strong); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  border: none; color: #07210f;
  background: var(--grad-green);
  box-shadow: 0 14px 40px -12px rgba(156, 203, 122, 0.5);
}
.btn-primary:hover { box-shadow: 0 18px 50px -12px rgba(156, 203, 122, 0.66); }
.btn-app { gap: 12px; }
.btn-app svg { height: 22px; width: 22px; }

/* ---------- sections ---------- */
section { position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--panel);
  font-size: 13px; color: var(--matcha); letter-spacing: 0.02em;
}
.eyebrow .pip { width: 7px; height: 7px; border-radius: 50%; background: var(--matcha); box-shadow: 0 0 12px var(--matcha); }

h1, h2, h3 { letter-spacing: -0.025em; line-height: 1.05; }
.grad { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- hero ---------- */
.hero { padding: 56px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); font-weight: 800; margin: 22px 0 0; }
.hero .lead { margin-top: 22px; max-width: 30rem; font-size: 18px; color: var(--muted); }
.hero-ctas { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 18px; font-size: 13.5px; color: var(--faint); }

/* hero mock device */
.mock {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  padding: 22px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mock::before {
  content: ""; position: absolute; inset: -1px; border-radius: 30px; padding: 1px;
  background: linear-gradient(160deg, rgba(156,203,122,0.5), transparent 40%, rgba(243,193,86,0.4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.mock-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.mock-head .day { font-size: 13px; color: var(--muted); }
.mock-head .cal { font-size: 13px; color: var(--matcha); }
.mock-rings { display: flex; align-items: center; gap: 20px; }
.mock-stats { flex: 1; display: grid; gap: 12px; }
.stat { }
.stat .row { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; }
.stat .row b { font-weight: 600; }
.stat .row .v { color: var(--muted); }
.bar { height: 8px; border-radius: 99px; background: rgba(255,255,255,0.07); overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 99px; transform-origin: left; animation: fill 1.4s cubic-bezier(.22,1,.36,1) 0.3s both; }
@keyframes fill { from { transform: scaleX(0); } }
.bar.p > i { width: 78%; background: linear-gradient(90deg, #9ccb7a, #b7e3a0); }
.bar.c > i { width: 62%; background: linear-gradient(90deg, #6fb6f0, #8fd0ff); }
.bar.f > i { width: 45%; background: linear-gradient(90deg, #f3c156, #ffd684); }

.ring-val { transform: rotate(-90deg); transform-origin: center; stroke-linecap: round;
  animation: draw 1.6s cubic-bezier(.22,1,.36,1) 0.3s both; }
@keyframes draw { from { stroke-dashoffset: var(--circ); } }

.mock-meals { margin-top: 18px; display: grid; gap: 10px; }
.meal { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 14px; background: var(--panel); border: 1px solid var(--border); }
.meal .ic { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: rgba(156,203,122,0.12); font-size: 17px; }
.meal .t { flex: 1; }
.meal .t b { font-size: 14px; font-weight: 600; }
.meal .t span { display: block; font-size: 12px; color: var(--faint); }
.meal .kc { font-size: 13px; color: var(--muted); }

/* ---------- logos / trust strip ---------- */
.strip { padding: 28px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-top: 40px; }
.strip-row { display: flex; flex-wrap: wrap; gap: 14px 36px; justify-content: center; align-items: center; color: var(--faint); font-size: 13.5px; }
.strip-row b { color: var(--muted); }

/* ---------- bento features ---------- */
.section-pad { padding: 96px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-head h2 { font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; margin-top: 16px; }
.section-head p { margin-top: 16px; color: var(--muted); font-size: 17px; }

.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.cell {
  position: relative; overflow: hidden;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--panel); padding: 28px;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.cell:hover { border-color: var(--border-strong); transform: translateY(-3px); background: var(--panel-2); }
.cell .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 22px; margin-bottom: 16px;
  background: rgba(156,203,122,0.10); border: 1px solid rgba(156,203,122,0.18); }
.cell h3 { font-size: 20px; font-weight: 700; }
.cell p { margin-top: 8px; color: var(--muted); font-size: 14.5px; }
.cell.amber .ic { background: rgba(243,193,86,0.10); border-color: rgba(243,193,86,0.2); }
.cell.sky .ic { background: rgba(111,182,240,0.10); border-color: rgba(111,182,240,0.2); }

.col-3 { grid-column: span 3; }
.col-2 { grid-column: span 2; }
.col-6 { grid-column: span 6; }
.cell.feature-lg { display: grid; grid-template-columns: 1.1fr 1fr; gap: 24px; align-items: center; }
.cell.feature-lg .body h3 { font-size: 26px; }

/* mini accuracy viz inside large cell */
.accuracy { display: grid; gap: 10px; }
.acc-row { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); }
.acc-row .lab { width: 92px; }
.acc-row .track { flex: 1; height: 7px; border-radius: 99px; background: rgba(255,255,255,0.06); overflow: hidden; }
.acc-row .track > i { display: block; height: 100%; background: var(--grad-green); border-radius: 99px; animation: fill 1.4s cubic-bezier(.22,1,.36,1) both; }

/* ---------- CTA ---------- */
.cta { padding: 40px 0 110px; }
.cta-card {
  position: relative; overflow: hidden; text-align: center;
  border: 1px solid var(--border); border-radius: 32px;
  padding: 72px 28px;
  background: radial-gradient(120% 140% at 50% 0%, rgba(156,203,122,0.16), transparent 55%), var(--bg-3);
}
.cta-card::after {
  content: ""; position: absolute; left: 50%; top: -40%; width: 520px; height: 520px; transform: translateX(-50%);
  background: radial-gradient(circle, rgba(156,203,122,0.25), transparent 65%);
  filter: blur(40px); pointer-events: none;
}
.cta-card h2 { position: relative; font-size: clamp(30px, 5vw, 50px); font-weight: 800; }
.cta-card p { position: relative; margin: 16px auto 30px; max-width: 30rem; color: var(--muted); font-size: 17px; }
.cta-card .hero-ctas { position: relative; justify-content: center; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 48px 0; color: var(--muted); font-size: 14px; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: flex-start; }
.footer-links a { color: var(--muted); margin-right: 22px; }
.footer-links a:hover { color: var(--text); }
.footer-grid .disc { max-width: 22rem; color: var(--faint); margin-top: 8px; font-size: 13px; }

/* ---------- scroll-reveal (CSS only, no JS) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal { animation: revealUp linear both; animation-timeline: view(); animation-range: entry 0% cover 28%; }
}
@keyframes revealUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding-top: 32px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .col-3, .col-2, .col-6 { grid-column: span 2; }
  .cell.feature-lg { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .bento { grid-template-columns: 1fr; }
  .col-3, .col-2, .col-6 { grid-column: span 1; }
  .section-pad { padding: 72px 0; }
  .hero-ctas .btn { width: 100%; }
}

/* ==========================================================================
   Legal pages (terms.html / privacy.html) — kept consistent with theme
   ========================================================================== */
.legal { padding: 56px 0 90px; }
.legal-wrap { max-width: 760px; margin: 0 auto; }
.legal h1 { font-size: 36px; font-weight: 800; }
.legal .meta { color: var(--muted); margin: 10px 0 30px; font-size: 14px; }
.legal h2 { font-size: 22px; margin: 34px 0 10px; font-weight: 700; }
.legal h3 { font-size: 18px; margin: 22px 0 8px; font-weight: 650; }
.legal p, .legal li { color: #c7c7cf; font-size: 16px; }
.legal ul { margin: 8px 0 8px 22px; }
.legal .notice {
  background: rgba(243, 193, 86, 0.08); border: 1px solid rgba(243, 193, 86, 0.28);
  border-radius: 14px; padding: 16px 18px; color: #e8d8b0; font-size: 14px; margin-bottom: 28px;
}
.legal .uppercase { text-transform: none; }
.back-link { display: inline-block; margin-bottom: 20px; color: var(--muted); font-size: 14px; }
.back-link:hover { color: var(--text); }
.legal a:not(.back-link) { color: var(--amber); }

/* ---------- helper classes (avoid inline styles for strict CSP) ---------- */
.pt0 { padding-top: 0 !important; }
.brand-sm { font-size: 18px; }
.mt-10 { margin-top: 10px; }
.link-amber { color: var(--amber); }
/* SVG ring dash values (per ring) */
.ring1 { --circ: 314; stroke-dasharray: 314; stroke-dashoffset: 88; }
.ring2 { --circ: 226; stroke-dasharray: 226; stroke-dashoffset: 95; }
.ring3 { --circ: 138; stroke-dasharray: 138; stroke-dashoffset: 80; }
/* accuracy bar widths */
.w40 { width: 40%; } .w66 { width: 66%; } .w78 { width: 78%; } .w92 { width: 92%; }
/* centered panel (privacy / generic) */
.panel-center { text-align: center; padding: 56px 28px; }
.panel-center .ic { margin: 0 auto 16px; }
.panel-center h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; }
.panel-center p { max-width: 38rem; margin: 14px auto 0; color: var(--muted); font-size: 16px; }

/* ===== FAQ (CSS-only accordion) ===== */
.panel-center .hero-ctas { justify-content: center; }.faq { max-width: 760px; margin: 0 auto; display: grid; gap: 10px; }
.faq details { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.09); border-radius: 14px; padding: 2px 18px; }
.faq summary { cursor: pointer; list-style: none; padding: 15px 0; font-weight: 600; font-size: 16px; display: flex; justify-content: space-between; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: #9ccb7a; font-size: 22px; font-weight: 400; margin-left: 12px; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 0 0 16px; color: #a7a7ad; line-height: 1.6; }

/* ===== 404 ===== */
.notfound { min-height: 78vh; display: flex; align-items: center; text-align: center; }
.notfound .container { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.notfound img { border-radius: 18px; }
.notfound h1 { font-size: 72px; margin: 4px 0 0; letter-spacing: -0.02em; }
.notfound p { color: #a7a7ad; margin: 0 0 8px; }

/* ===== Accessibility: visible keyboard focus ===== */
a:focus-visible, button:focus-visible, summary:focus-visible, label:focus-visible {
  outline: 2px solid #9ccb7a;
  outline-offset: 2px;
  border-radius: 6px;
}

/* ===== Respect reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}