/* landing page, mobile layout (screens up to 720px). Self-contained: no file is shared between pages. */
:root {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-border: #e0e0e0;
  --color-text: #1a1a1a;
  --color-text-secondary: #555555;
  --color-primary: #2d5be3;
  --color-primary-hover: #1b41b8;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body { font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text); line-height: 1.5; position: relative; overflow-x: hidden; }
.wave { position: absolute; top: 0; right: 0; height: auto; pointer-events: none; user-select: none; z-index: 0; }
.btn { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: .15rem; text-decoration: none; font-family: var(--font-sans);
       border: 1px solid transparent; border-radius: 10px; padding: .8rem 1.6rem; text-align: center; transition: background .15s, border-color .15s; }
.btn-primary { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn:focus-visible { outline: 3px solid #9db4f5; outline-offset: 2px; }
.btn-lg { width: 100%; max-width: 22rem; min-height: 4.5rem; }
.btn-lg strong { font-size: 1.2rem; font-weight: 650; }
.btn-lg span { font-size: .95rem; opacity: .92; }
.wave { width: 100vw; }
.choose { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3rem; padding: 3rem 1rem; }
.promise { margin: 0; max-width: 22rem; text-align: center; display: flex; flex-direction: column; gap: .35rem; }
.promise-label { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--color-text-secondary); }
.promise-text { font-size: 1.3rem; font-weight: 600; color: var(--color-text); }
.choice { width: 100%; max-width: 22rem; display: flex; flex-direction: column; align-items: center; gap: 1.4rem; }
.choice-logo { height: 130px; width: auto; max-width: 100%; object-fit: contain; }
.legal { position: absolute; left: 0; right: 0; bottom: .6rem; z-index: 1; text-align: center; font-size: .85rem; }
.legal a { color: var(--color-text-secondary); text-decoration: none; }
.legal a:hover, .legal a:focus-visible { color: var(--color-text); text-decoration: underline; }