/* ============================================================
   Fit-Guide microsite — shared styles
   Mobile-first, also centered as a phone-width column on desktop
   ============================================================ */
:root{
  --blue:#3d9bf0;
  --blue-dark:#2f86d6;
  --green:#5cc97e;
  --yellow:#ffd23f;
  --red:#e8362f;
  --ink:#141414;
  --muted:#6b7280;
  --bg:#eef1f5;
  --card:#ffffff;
  --radius:999px;
  --maxw:480px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  min-height:100vh;
}

/* phone-width column, centered on desktop. Grows with content (page scrolls). */
.app{
  width:100%;
  max-width:var(--maxw);
  min-height:100vh;
  margin:0 auto;
  background:var(--card);
  position:relative;
  display:flex;
  flex-direction:column;
}
@media (min-width:560px){
  body{padding:24px 0}
  .app{
    min-height:min(840px,calc(100vh - 48px));
    border-radius:28px;
    box-shadow:0 18px 50px rgba(20,30,55,.18);
  }
}

/* a single screen fills the column */
.screen{
  flex:1 1 auto;
  display:none;
  flex-direction:column;
  position:relative;
  padding:28px 22px 26px;
}
.screen.active{display:flex}

/* ---------- brand text logo (Drain Hero / Sink Savior / Tub Daddy) ---------- */
.brand{
  text-align:center;
  font-size:34px;
  letter-spacing:-1px;
  margin:6px 0 0;
  line-height:1;
}
.brand b{font-weight:800;font-style:normal}
.brand span{font-weight:400;font-style:italic}

/* ---------- START screen ---------- */
.start{justify-content:center;align-items:center;text-align:center;gap:18px;overflow:hidden;border-radius:inherit}
.start .blob{position:absolute;z-index:0;border-radius:50%}
.start .blob.y1{width:240px;height:240px;background:var(--yellow);top:-120px;right:-70px}
.start .blob.b1{width:300px;height:300px;background:var(--blue);bottom:-130px;right:-110px}
.start .blob.y2{width:150px;height:150px;background:var(--yellow);bottom:-40px;right:60px}
.start .inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:22px}
.start h1{
  font-size:30px;line-height:1.2;margin:0;font-weight:500;max-width:300px;
}
.start h1 b{font-weight:800}
.btn-start{
  background:var(--green);color:#fff;border:none;
  font-size:26px;font-weight:800;letter-spacing:1px;
  padding:12px 40px;border-radius:var(--radius);cursor:pointer;
  box-shadow:0 6px 0 rgba(0,0,0,.06);
}
.btn-start:active{transform:translateY(2px)}
.plungeroo{
  position:absolute;left:20px;bottom:18px;z-index:1;
  font-weight:800;font-size:18px;display:flex;align-items:center;gap:6px;
}
.plungeroo .swirl{font-size:18px}

/* ---------- selector screen ---------- */
.selector .pill-title{
  display:block;margin:14px auto 16px;background:var(--blue);color:#fff;
  font-weight:800;font-style:italic;text-align:center;
  padding:12px 22px;border-radius:var(--radius);font-size:18px;max-width:320px;
}
.options{display:flex;flex-direction:column;gap:16px;padding:2px}
.option{
  border:none;background:transparent;cursor:pointer;padding:0;text-align:center;
}
.option .thumb{
  width:100%;height:130px;border-radius:14px;overflow:hidden;
  background:#e9edf2 center/cover no-repeat;
  display:flex;align-items:center;justify-content:center;
  color:#9aa3ad;font-size:13px;
}
.option .thumb img{width:100%;height:100%;object-fit:cover}
.option .label{
  display:inline-block;margin-top:-16px;position:relative;
  background:var(--yellow);color:var(--ink);font-weight:800;
  padding:7px 20px;border-radius:var(--radius);font-size:16px;
}
.btn-pdf{
  margin-top:16px;background:var(--blue);color:#fff;border:none;cursor:pointer;
  font-weight:800;font-style:italic;font-size:16px;line-height:1.2;
  padding:13px 18px;border-radius:var(--radius);display:flex;
  align-items:center;justify-content:center;gap:10px;width:100%;
}
.btn-pdf .arrow{color:var(--yellow);font-size:20px}

/* ---------- video screen ---------- */
.video-screen{justify-content:flex-start}
.video-screen .vtitle{
  flex:1 1 auto;display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:34px;font-weight:800;line-height:1.15;padding:8px 6px;
}
.video-wrap{width:100%;border-radius:14px;overflow:hidden;background:#000;margin:6px 0}
.video-wrap video{width:100%;display:block}
.placeholder-tag{
  text-align:center;font-size:12px;color:var(--muted);margin:2px 0 0;
}
.video-actions{display:flex;gap:12px;margin-top:14px}
.btn{
  flex:1 1 0;border:none;cursor:pointer;border-radius:var(--radius);
  font-weight:800;font-style:italic;font-size:15px;color:#fff;background:var(--blue);
  padding:14px 10px;display:flex;align-items:center;justify-content:center;gap:7px;
  text-decoration:none;line-height:1.1;
}
.btn .ic{font-style:normal}
.btn-download .ic{color:var(--yellow)}
.btn-back .ic{color:var(--red);font-weight:900}

/* ---------- landing / qr helper pages ---------- */
.landing{padding:34px 22px;text-align:center}
.landing h1{font-size:24px;margin:6px 0 4px}
.landing p{color:var(--muted);margin:0 0 22px;font-size:14px}
.landing a.card{
  display:block;text-decoration:none;color:var(--ink);background:#fff;
  border:1px solid #e3e8ee;border-radius:16px;padding:18px;margin-bottom:14px;
  font-size:20px;box-shadow:0 4px 14px rgba(20,30,55,.05);
}
.landing a.card small{display:block;color:var(--muted);font-size:13px;margin-top:4px;font-weight:400}
.landing a.qrlink{font-size:14px;color:var(--blue)}

.footer-links{
  margin-top:auto;padding:16px 0 4px;text-align:center;font-size:12px;color:var(--muted);
}
.footer-links a{color:var(--muted);margin:0 7px;text-decoration:underline}