/* ============================================================
   Ledger Delivery — Main Stylesheet
   Restrained, typographic, mobile-first
   ============================================================ */

/* --- Custom properties ------------------------------------ */
:root {
  --color-bg:          #ffffff;
  --color-surface:     #f5f5f3;
  --color-border:      #e0ddd8;
  --color-text:        #1a1a18;
  --color-muted:       #5a5a56;
  --color-accent:      #1e3a5f;   /* deep navy */
  --color-accent-light:#e8edf4;
  --color-danger:      #8b2020;

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system,
               BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
               Arial, sans-serif;

  --max-width: 1100px;
  --side-pad:  clamp(1.25rem, 5vw, 3rem);
  --section-gap: 5rem;
}

/* --- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
a:hover { text-decoration: none; }

/* --- Typography ------------------------------------------- */
h1, h2, h3, h4, h5 {
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); }
h4 { font-size: 1rem; font-weight: 600; }

p { max-width: 68ch; }
p + p { margin-top: 1rem; }

/* --- Layout helpers --------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--side-pad);
}

.section { padding-block: var(--section-gap); }
.section--surface { background: var(--color-surface); }
.section--accent  { background: var(--color-accent); color: #fff; }

/* --- Site header ------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1rem;
}

/* Logo lockup */
.logo-lockup {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.logo-lockup:hover { text-decoration: none; }
.logo-lockup svg { width: 32px; height: 32px; flex-shrink: 0; }
.logo-lockup .wordmark {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

/* Nav */
.site-nav { display: flex; align-items: center; gap: 0.25rem; }
.site-nav a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-muted);
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}
.site-nav a:hover { color: var(--color-text); background: var(--color-surface); }
.site-nav .btn-nav {
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  font-weight: 500;
}
.site-nav .btn-nav:hover { background: var(--color-accent); color: #fff; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  color: var(--color-text);
}
.nav-toggle svg { width: 24px; height: 24px; }

/* --- Buttons ---------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1;
  padding: 0.8rem 1.75rem;
  border-radius: 5px;
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-primary:hover { background: #162d4a; border-color: #162d4a; color: #fff; text-decoration: none; }
.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-secondary:hover { background: var(--color-accent-light); text-decoration: none; }

/* QuickBooks connect button */
.btn-qbo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #2ca01c;
  color: #fff;
  border: none;
  border-radius: 5px;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-qbo:hover { background: #228016; color: #fff; text-decoration: none; }
.btn-qbo svg { width: 20px; height: 20px; flex-shrink: 0; }

/* --- Hero ------------------------------------------------- */
.hero { padding-block: clamp(3.5rem, 8vw, 6rem); }
.hero h1 { margin-bottom: 1.25rem; }
.hero .subhead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-muted);
  margin-bottom: 2rem;
  max-width: 56ch;
}
.hero .cta-group { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.hero .trial-note {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* --- Email mockup ----------------------------------------- */
.email-mockup-wrap {
  margin-top: 3.5rem;
}
.email-mockup-wrap h2 {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: 1.25rem;
}
.email-card {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  overflow: hidden;
  max-width: 680px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.email-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.5rem;
  font-size: 0.85rem;
  color: var(--color-muted);
  display: grid;
  gap: 0.2rem;
}
.email-header .subject {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}
.email-body { padding: 1.75rem 1.5rem; font-size: 0.9rem; line-height: 1.65; }
.email-body p { max-width: none; }
.email-greeting { margin-bottom: 1.25rem; }
.email-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}
.email-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-bottom: 0.5rem;
}
.email-table th {
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--color-border);
}
.email-table td {
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid #f0eeea;
  vertical-align: top;
}
.email-table tr:last-child td { border-bottom: none; }
.email-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.email-table .overdue { color: var(--color-danger); font-weight: 500; }
.email-footer-note {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

/* --- How it works ----------------------------------------- */
.steps { display: grid; gap: 2.5rem; margin-top: 2.5rem; }
@media (min-width: 640px) { .steps { grid-template-columns: repeat(3, 1fr); } }

.step {}
.step-number {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}
.step h3 { margin-bottom: 0.5rem; }
.step p { color: var(--color-muted); font-size: 0.95rem; max-width: none; }

/* --- Audience sections ------------------------------------ */
.audience-grid {
  display: grid;
  gap: 2.5rem;
  margin-top: 2.5rem;
}
@media (min-width: 640px) { .audience-grid { grid-template-columns: 1fr 1fr; } }

.audience-card {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 1.75rem;
  background: #fff;
}
.audience-card .label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.audience-card h3 { margin-bottom: 0.75rem; }
.audience-card p { color: var(--color-muted); font-size: 0.95rem; max-width: none; }

/* --- What it doesn't do ----------------------------------- */
.doesnt-list {
  list-style: none;
  margin-top: 1.5rem;
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 640px) { .doesnt-list { grid-template-columns: 1fr 1fr; } }
.doesnt-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--color-muted);
}
.doesnt-list li::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 0.25rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231e3a5f' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='8' cy='8' r='6'/%3E%3Cline x1='5' y1='8' x2='11' y2='8'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* --- Pricing ---------------------------------------------- */
.pricing-card {
  border: 1.5px solid var(--color-accent);
  border-radius: 8px;
  padding: 2.5rem;
  background: #fff;
  max-width: 480px;
  margin-top: 2.5rem;
}
.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.pricing-card .price-note {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}
.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
  display: grid;
  gap: 0.6rem;
}
.pricing-features li {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  font-size: 0.95rem;
}
.pricing-features li::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 0.25rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231e3a5f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='3 8 6.5 11.5 13 5'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}
.pricing-card .trial-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 0.75rem;
}

/* --- Site footer ------------------------------------------ */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: 2.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.site-footer .footer-links { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; }
.site-footer a { color: var(--color-muted); }
.site-footer a:hover { color: var(--color-text); }

/* --- Inner page layout ------------------------------------ */
.page-header {
  padding-block: 3rem;
  border-bottom: 1px solid var(--color-border);
}
.page-header h1 { margin-bottom: 0.5rem; }
.page-header .meta { font-size: 0.875rem; color: var(--color-muted); }

.prose { padding-block: 3rem; }
.prose h2 { margin-top: 2.5rem; margin-bottom: 0.75rem; }
.prose h3 { margin-top: 1.75rem; margin-bottom: 0.5rem; }
.prose p  { margin-bottom: 1rem; color: var(--color-muted); }
.prose ul, .prose ol {
  margin: 0.75rem 0 1rem 1.5rem;
  color: var(--color-muted);
}
.prose li { margin-bottom: 0.35rem; }
.prose a  { color: var(--color-accent); }

/* --- Disconnect / Connect pages --------------------------- */
.centered-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
}
.centered-page .container {
  padding-block: 4rem;
}
.status-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  color: var(--color-accent);
}
.connect-note {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-top: 1rem;
  max-width: 44ch;
}

/* --- Responsive ------------------------------------------- */
@media (max-width: 640px) {
  .site-nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem var(--side-pad) 1rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.6rem 0; font-size: 1rem; width: 100%; }
  .nav-toggle { display: block; }
  .site-header { position: relative; }
  .email-table th:nth-child(3),
  .email-table td:nth-child(3) { display: none; }
}

/* --- Google Font import ----------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');