:root {
  /* Warm sunset palette — pulled from the Philippines Rust header image */
  --bg: #1c130e;             /* deep warm brown (not cold black) */
  --bg-glow: #2d1d10;        /* radial sunset glow under card */
  --panel: #261810;          /* warm card brown */
  --panel-inset: #1f1309;    /* slightly darker for the steps strip */
  --text: #f5e6c8;           /* warm cream — easy to read on brown */
  --muted: #a08a72;          /* warm taupe for secondary copy */
  --gold: #ffcc4d;           /* "PHILIPPINES RUST" yellow */
  --gold-deep: #d99a1f;      /* button hover / inset shadow */
  --sky: #6fc4f0;            /* "Chill" blue */
  --border: #3a2718;         /* warm brown line */
  --border-bright: #5a3d24;  /* slightly brighter for inputs */
  --err: #e0533e;
}

* { box-sizing: border-box; }

body {
  margin: 0; min-height: 100vh; padding: 2rem 1rem;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  display: grid; place-items: center;
  background:
    radial-gradient(ellipse at top, var(--bg-glow) 0%, var(--bg) 60%) fixed;
}

.card {
  width: 100%; max-width: 600px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 30px 60px -25px rgba(0, 0, 0, 0.6),
              0 0 0 1px rgba(255, 204, 77, 0.04) inset;
}

/* ─── Hero banner ───────────────────────────────────────────────────────── */

.hero {
  position: relative;
  line-height: 0;
  background: #0d0805;
}
.hero img {
  width: 100%; height: auto; display: block;
}
/* Soft fade from hero into the card body so the image doesn't look pasted on */
.hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 4rem;
  background: linear-gradient(to bottom, transparent, var(--panel));
  pointer-events: none;
}

.card-body { padding: 1.5rem 2rem 2rem; }

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.01em;
}

.lede {
  color: var(--muted); margin: 0 0 1.75rem;
  line-height: 1.5;
}
.lede strong { color: var(--text); font-weight: 600; }
.lede .verified { color: var(--gold); }

/* ─── Steps ─────────────────────────────────────────────────────────────── */

.steps {
  list-style: none; padding: 0; margin: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--panel-inset);
  border-radius: 10px;
}

.step {
  display: grid; grid-template-columns: 2.5rem 1fr auto; gap: 1rem;
  align-items: center; padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}
.step:first-child { border-top: none; }

.step-num {
  width: 2rem; height: 2rem; border-radius: 50%;
  background: var(--border-bright);
  display: grid; place-items: center;
  font-weight: 700; color: var(--muted);
  border: 1px solid var(--border);
  transition: background 120ms, color 120ms, box-shadow 120ms;
}
.step.is-done .step-num {
  background: var(--gold);
  color: #1a1006;                                    /* dark brown ON gold — high contrast */
  border-color: var(--gold-deep);
  box-shadow: 0 0 0 3px rgba(255, 204, 77, 0.15);
}
.step.is-done .step-num > span { display: none; }
.step.is-done .step-num::after {
  content: "✓";
  font-size: 1.3rem;
  font-weight: 900;
  line-height: 1;
}

.step-label { font-weight: 600; color: var(--text); }
.step-detail { color: var(--muted); font-size: 0.9rem; margin-top: 0.15rem; }
.step.is-done .step-detail { color: var(--sky); }    /* sky-blue confirmation copy */

.step-btn {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-bright); border-radius: 8px;
  padding: 0.6rem 1rem; cursor: pointer; font: inherit; font-weight: 600;
  transition: background 120ms, border-color 120ms, color 120ms, transform 80ms;
}
.step-btn:hover:not(:disabled) {
  background: rgba(255, 204, 77, 0.08);
  border-color: var(--gold-deep);
}
.step-btn:active:not(:disabled) { transform: translateY(1px); }

.step-btn.primary {
  background: var(--gold);
  color: #1a1006;
  border-color: var(--gold-deep);
}
.step-btn.primary:hover:not(:disabled) {
  background: #ffd770;
  border-color: var(--gold);
}

.step-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.step.is-locked .step-btn { opacity: 0.35; cursor: not-allowed; }
.step.is-done .step-btn { display: none; }

/* ─── Result card ───────────────────────────────────────────────────────── */

.result {
  margin-top: 1.5rem; padding: 1rem 1.25rem; border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.25);
  line-height: 1.4;
}
.result.is-ok {
  border-color: var(--gold);
  background: linear-gradient(135deg, rgba(255, 204, 77, 0.08), rgba(111, 196, 240, 0.05));
  color: var(--text);
}
.result.is-err {
  border-color: var(--err);
  background: rgba(224, 83, 62, 0.08);
  color: #f6c3b9;
}

/* ─── Small-screen polish ───────────────────────────────────────────────── */

@media (max-width: 480px) {
  body { padding: 0; }
  .card { border-radius: 0; border-left: none; border-right: none; }
  .card-body { padding: 1.25rem 1.25rem 1.5rem; }
  .step { padding: 0.875rem 0; grid-template-columns: 2rem 1fr; }
  .step-btn { grid-column: 1 / -1; justify-self: stretch; margin-top: 0.25rem; }
}