:root {
  --ground: #EDF3F8;
  --ink: #111417;
  --muted: #656B75;
  --line: #DCE7EF;
  --accent: #225383;
  --card: #FFFFFF;
  --faint: #C8EDFD;
  --body: 'Source Sans 3', system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.5;
}

.site-head { padding: 34px 24px 14px; }
.head-inner, .sec-head, .ex-grid, .site-foot p, .compare { max-width: 1400px; margin-left: auto; margin-right: auto; }
.kicker {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.lede { margin: 0; max-width: 88ch; color: var(--muted); font-size: 16px; }

.sec-head { padding: 0 24px; }
.sec-head h2 {
  margin: 0 0 5px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--accent);
}
.sec-head p { margin: 0; color: var(--muted); font-size: 15px; max-width: 64ch; }

.journey { padding: 14px 0 8px; }
.rail {
  display: flex;
  gap: 8px;
  padding: 14px 24px 12px;
  max-width: 1400px;
  margin: 0 auto;
  overflow-x: auto;
}
.chip {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  flex: 0 0 auto;
  min-height: 44px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--card);
  color: var(--muted);
  font-family: var(--body);
  cursor: pointer;
  text-align: left;
}
.chip-n { font-size: 13px; font-weight: 700; }
.chip-w { font-size: 11px; }
.chip:hover { border-color: var(--accent); color: var(--ink); }
.chip[aria-current="true"] { background: var(--accent); border-color: var(--accent); color: #FFFFFF; }

.compare {
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  padding: 10px 24px 0;
}
.step {
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}
.step[hidden] { display: none; }
.phone-col { display: flex; flex-direction: column; gap: 10px; }
.col-label {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.col-label.proposed { color: var(--accent); }
.today { position: sticky; top: 20px; }
.today-note { margin: 0; font-size: 13px; line-height: 1.45; color: var(--muted); }
.phone {
  width: 390px;
  height: 844px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.panel { padding-top: 24px; }
.eyebrow {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.panel h2 { margin: 0 0 18px; font-size: 28px; font-weight: 700; letter-spacing: -0.01em; }
.cap-head { margin: 0 0 10px; font-size: 16px; font-weight: 700; color: var(--ink); }
.cap-body { margin: 0; max-width: 54ch; color: var(--muted); font-size: 15px; }

.controls {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  padding: 22px 24px 8px;
}
.nav-btn {
  min-height: 46px;
  padding: 12px 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  color: var(--accent);
  font-family: var(--body);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.nav-btn:hover { border-color: var(--accent); }
.nav-btn.primary { background: var(--accent); border-color: var(--accent); color: #FFFFFF; }
.nav-btn.primary:hover { background: #17395C; border-color: #17395C; }
.nav-btn[disabled] { opacity: 0.4; cursor: default; }
.counter { font-size: 14px; font-weight: 700; color: var(--muted); min-width: 62px; text-align: center; }

.firstrun { padding: 46px 0 8px; border-top: 1px solid var(--line); margin-top: 34px; }
.solo-wrap { max-width: 1400px; margin: 0 auto; padding: 22px 24px 0; }
.step.solo { display: grid; }
.exhibits { padding: 46px 0 8px; border-top: 1px solid var(--line); margin-top: 34px; }
.ex-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 34px 26px;
  padding: 26px 24px 0;
}
.ex { margin: 0; scroll-margin-top: 24px; outline: none; }
.ex:target figcaption { border-left: 3px solid var(--accent); padding-left: 12px; margin-left: -15px; }
html { scroll-behavior: smooth; }
.ex-shot {
  width: 100%;
  height: 676px;
  overflow: hidden;
  border-radius: 16px;
  display: flex;
  justify-content: center;
}
.ex-holder { width: 312px; height: 676px; overflow: hidden; }
.ex-scale {
  width: 390px;
  height: 844px;
  transform: scale(0.80);
  transform-origin: top left;
}
.ex figcaption { padding-top: 14px; }
.ex h3 { margin: 0 0 6px; font-size: 17px; font-weight: 700; color: var(--accent); }
.ex-head { margin: 0 0 6px; font-size: 14px; font-weight: 700; color: var(--ink); }
.ex-body { margin: 0; font-size: 13px; color: var(--muted); }

.site-foot { padding: 54px 24px 64px; color: var(--muted); font-size: 14px; }
.site-foot p { max-width: 72ch; }

@media (max-width: 1320px) {
  .step { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .panel h2 { margin-bottom: 12px; }
}
@media (max-width: 1240px) {
  .ex-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 980px) {
  .ex-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .compare { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .today { position: static; }
  .site-head { padding: 36px 20px 22px; }
  .sec-head, .compare, .ex-grid, .rail { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 620px) {
  .ex-grid { grid-template-columns: minmax(0, 1fr); }
}