:root {
  --ground: #F4F5F2;
  --surface: #FFFFFF;
  --surface-2: #F9FAF8;
  --ink: #14171A;
  --muted: #3F474E;
  --faint: #4A535B;
  --line: #D9DCD6;
  --accent: #0F7B4E;
  --accent-ink: #0B5C3A;
  --accent-soft: #DDF1E6;
  --warn-soft: #FBE8D6;
  --warn-ink: #7A3606;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--ink); }
a:hover { color: var(--accent-ink); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
img, svg { max-width: 100%; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 720px; margin: 0 auto; padding: 64px 24px; }
.mono { font-family: var(--mono); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 18px; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; font-size: 15px; }
.site-nav a { text-decoration: none; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 10px; font-weight: 600; font-size: 16px; text-decoration: none; border: 1.5px solid transparent; cursor: pointer; font-family: inherit; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-ink); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { color: #fff; background: #000; }
.btn-ghost { border-color: var(--ink); color: var(--ink); background: transparent; }

/* Hero */
.hero { display: flex; flex-wrap: wrap; gap: 56px; align-items: center; padding: 72px 0 64px; }
.hero-text { flex: 999 1 520px; min-width: 0; }
.hero-side { flex: 1 1 320px; min-width: 0; display: flex; justify-content: center; }
.eyebrow { margin: 0 0 18px; font-family: var(--mono); font-size: 14px; color: var(--muted); }
.hero h1 { margin: 0 0 22px; font-size: clamp(36px, 5.2vw, 56px); line-height: 1.06; letter-spacing: -0.025em; }
.lede { margin: 0 0 28px; font-size: 19px; color: var(--muted); max-width: 560px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.status { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 22px; font-family: var(--mono); font-size: 13px; font-weight: 600; background: var(--warn-soft); color: var(--warn-ink); padding: 6px 12px; border-radius: 999px; }

/* Phone illustration (pure HTML/CSS, decorative) */
.phone { width: 290px; background: var(--ink); border-radius: 36px; padding: 14px; box-shadow: 0 20px 48px rgba(20,23,26,0.18); }
.phone-screen { background: var(--ground); border-radius: 24px; padding: 20px 16px; display: flex; flex-direction: column; gap: 12px; }
.phone-title { font-weight: 700; font-size: 15px; display: flex; justify-content: space-between; }
.phone-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px; font-size: 14px; }
.phone-card .tag { font-family: var(--mono); font-size: 11px; font-weight: 600; color: var(--faint); }
.phone-card .ttl { font-weight: 600; margin: 4px 0 10px; line-height: 1.35; }
.phone-row { display: flex; gap: 8px; }
.phone-row span { flex: 1; text-align: center; border-radius: 9px; padding: 9px 0; font-weight: 600; font-size: 13px; }
.phone-approve { background: var(--accent); color: #fff; }
.phone-hold { border: 1.5px solid var(--ink); }
.phone-live { font-family: var(--mono); font-size: 12px; color: var(--accent-ink); }

/* Sections */
.band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section { padding: 64px 0; }
.section h2 { margin: 0 0 8px; font-size: 30px; letter-spacing: -0.015em; line-height: 1.2; }
.section .sub { margin: 0 0 32px; color: var(--muted); max-width: 680px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: var(--surface-2); border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; font-size: 15.5px; color: var(--muted); }
.step-no { display: block; font-family: var(--mono); font-size: 13px; color: var(--accent-ink); margin-bottom: 6px; font-weight: 600; }
.list { margin: 0; padding-left: 22px; }
.list li { margin-bottom: 8px; }

/* Form */
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 32px; max-width: 720px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.field label, .field legend { font-weight: 600; font-size: 15px; }
.field input[type=email], .field select, .field textarea {
  font: inherit; font-size: 16px; padding: 12px 14px; border: 1.5px solid #8A9189; border-radius: 10px; background: #fff; color: var(--ink); min-height: 48px;
}
.field textarea { min-height: 110px; resize: vertical; }
.hint { font-size: 14px; color: var(--faint); }
.check { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px; font-size: 15px; }
.check input { width: 20px; height: 20px; margin: 3px 0 0; flex: none; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
fieldset { border: 0; padding: 0; margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 28px; padding-bottom: 40px; }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.fine { flex-basis: 100%; font-size: 13px; color: var(--faint); }

/* Prose pages */
.prose h1 { font-size: 36px; line-height: 1.15; margin: 0 0 16px; }
.prose h2 { font-size: 22px; margin: 32px 0 8px; }
.prose p, .prose li { color: var(--muted); }