/* ---------- referral page: dark-to-indigo-to-white hero, then a light page with soft pastel cards ---------- */
.ref-page {
  --ink: #0e1330; --ink-2: #4b5480; --line-l: #e2e6fb; --indigo: #4a43d8;
  min-height: calc(100vh - 4.2rem); display: flex; flex-direction: column; background: #fff; color: var(--ink);
}
.ref-wrap { width: 100%; max-width: 70rem; margin-inline: auto; padding-inline: 2rem; box-sizing: border-box; }

/* hero: near-black navy at the top, an indigo glow rising from below, fading to white */
.ref-hero {
  position: relative; text-align: center; color: #fff; padding: 5.2rem 1.5rem 9.5rem; overflow: hidden;
  background:
    radial-gradient(75% 60% at 50% 108%, #fff 0%, rgba(255, 255, 255, .92) 28%, rgba(255, 255, 255, 0) 70%),
    radial-gradient(95% 78% at 50% 92%, #5b55ea 0%, rgba(74, 67, 216, .9) 34%, rgba(23, 18, 104, .65) 62%, rgba(8, 10, 34, 0) 82%),
    linear-gradient(180deg, #050716 0%, #090c28 52%, #1a1670 100%);
}
.ref-hero-in { position: relative; max-width: 54rem; margin: 0 auto; }
.ref-hero h1 { margin: 0; font-size: clamp(2.7rem, 6.4vw, 5rem); line-height: 1.04; font-weight: 600; letter-spacing: -.035em; color: #fff; }
.ref-hero h1 em { font-family: Georgia, "Times New Roman", "Liberation Serif", serif; font-style: italic; font-weight: 400; letter-spacing: -.045em; padding-right: .08em; }
.ref-sub { margin: 1.6rem auto 0; max-width: 34rem; font-size: 1.05rem; line-height: 1.6; color: rgba(255, 255, 255, .82); }

.ref-cta { position: relative; display: inline-flex; align-items: center; gap: 1.6rem; margin-top: 2.4rem; }
.cta-curve { position: absolute; left: -5.6rem; top: .7rem; width: 4.6rem; height: auto; color: rgba(255, 255, 255, .7); }
.cta-white { display: inline-flex; align-items: center; gap: 1rem; background: #fff; color: var(--ink); border: 0; border-radius: 99px; padding: .55rem .6rem .55rem 1.5rem; font-size: 1rem; font-weight: 500; box-shadow: 0 10px 30px rgba(8, 10, 40, .35); transition: transform .15s, box-shadow .15s; }
.cta-white:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 14px 34px rgba(8, 10, 40, .45); border-color: transparent; }
.cta-dot { width: 2.6rem; height: 2.6rem; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; }
.cta-link { display: inline-flex; align-items: center; gap: .4rem; color: var(--ink); font-weight: 500; }
.cta-link:hover { text-decoration: underline; }

/* light body */
.ref-light { background: #fff; padding: 1.5rem 0 4.5rem; margin-top: -1px; }
.ref-light h2 { color: var(--ink); }
.ref-panels { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 1.4rem; margin-top: -4.5rem; position: relative; z-index: 2; }
.ref-panel { border-radius: 2rem; }
.ref-panel-a { background: linear-gradient(160deg, #dbe3ff 0%, #c4d2ff 100%); padding: 2.4rem 2.4rem; display: grid; align-items: center; }
.ref-panel-b { background: #eff2ff; padding: 2.2rem 2rem; }
.ref-panel-b h2 { margin: 0 0 1.2rem; font-size: 1.35rem; font-weight: 600; letter-spacing: -.01em; }

.ref-white-card { background: #fff; border-radius: 1.4rem; padding: 1.7rem 1.8rem; display: grid; gap: 1.15rem; box-shadow: 0 18px 44px rgba(52, 60, 160, .18); }
.ref-stat { display: grid; gap: .1rem; }
.ref-stat span { font-size: .88rem; color: var(--ink-2); }
.ref-stat b { font-size: 3.3rem; line-height: 1.05; font-weight: 600; letter-spacing: -.03em; color: var(--ink); }
.ref-stat b small { font-size: 1.1rem; font-weight: 500; color: var(--ink-2); letter-spacing: 0; }
.ref-field { display: grid; gap: .45rem; font-size: .8rem; color: var(--ink-2); font-weight: 600; }
.ref-input { display: grid; grid-template-columns: minmax(0, 1fr) auto; background: #f4f6ff; border: 1px solid var(--line-l); border-radius: 99px; padding: .3rem .3rem .3rem 1rem; gap: .5rem; align-items: center; }
.ref-input input { background: transparent; border: 0; color: var(--ink); padding: .45rem 0; font-size: .95rem; min-width: 0; font-weight: 500; }
.ref-input input:focus { outline: none; }
.ref-input:focus-within { border-color: var(--indigo); box-shadow: 0 0 0 3px rgba(74, 67, 216, .15); }
.ref-input button { background: var(--ink); color: #fff; border: 0; border-radius: 99px; padding: .55rem 1.2rem; font-size: .85rem; font-weight: 600; }
.ref-input button:hover:not(:disabled) { background: #1d2452; border-color: transparent; }
.ref-note { margin: 0; font-size: .82rem; color: var(--ink-2); line-height: 1.5; }

.ref-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.3rem; }
.ref-step { display: flex; align-items: flex-start; gap: 1rem; }
.ref-step > div { display: grid; gap: .2rem; font-size: .9rem; line-height: 1.5; }
.ref-step b { font-size: 1rem; font-weight: 600; color: var(--ink); } .ref-step span { color: var(--ink-2); }
.ref-step-ico { width: 2.7rem; height: 2.7rem; border-radius: 50%; background: #fff; color: var(--indigo); display: grid; place-items: center; flex: none; box-shadow: 0 6px 16px rgba(52, 60, 160, .12); }

.ref-light .ref-wrap > section, .ref-light .ref-wrap > .ref-block { margin-top: 1.4rem; }
.partner-card { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 1.3rem; align-items: center; padding: 1.5rem 1.8rem; background: #fff; border: 1px solid var(--line-l); border-radius: 1.6rem; box-shadow: 0 10px 30px rgba(52, 60, 160, .06); }
.pc-ico { width: 3.4rem; height: 3.4rem; border-radius: 50%; display: grid; place-items: center; color: var(--indigo); background: #eef0ff; }
.pc-body { display: grid; gap: .35rem; }
.pc-body h2 { margin: 0; font-size: 1.15rem; font-weight: 600; } .pc-body p { margin: 0; color: var(--ink-2); line-height: 1.55; font-size: .92rem; }
.pc-body .pc-warn { color: #a35b00; font-size: .86rem; }
.pc-action { display: grid; justify-items: end; }
.ref-page .gold-btn { background: var(--ink); color: #fff; border: 0; border-radius: 99px; padding: .75rem 1.4rem; font-size: .92rem; font-weight: 600; }
.ref-page .gold-btn:hover:not(:disabled) { background: #1d2452; border-color: transparent; }
.link-btn { display: inline-block; text-decoration: none; }
.ref-page .badge { background: #eef0ff; border-color: var(--line-l); color: var(--ink); }
.ref-page .badge.ok { color: #0a7a52; background: #e4f8ef; border-color: #bfeadb; }
.ref-page .badge.wait { color: #8a5a00; background: #fff4db; border-color: #f4dfaa; }
.ref-page .notice { background: #f4f6ff; border-color: var(--line-l); color: var(--ink-2); }
.ref-page .notice.err { background: #fff0f2; border-color: #f6c5cc; color: #a2253a; }
.ref-page .notice a { color: var(--indigo); }
.partner-form { max-height: 80vh; overflow-y: auto; } .partner-form textarea { resize: vertical; }

.ref-list { display: grid; gap: .9rem; }
.ref-list h2 { margin: 0; font-size: 1.35rem; font-weight: 600; letter-spacing: -.01em; }
.ref-count { color: var(--ink-2); font-size: .95rem; }
.ref-list .table-wrap, .ref-list .empty-state { background: #fff; border: 1px solid var(--line-l); border-radius: 1.4rem; padding: .6rem 1.2rem .9rem; }
.ref-list .empty-state { padding: 1.6rem; color: var(--ink-2); text-align: center; }
.ref-list th { color: var(--ink-2); border-bottom-color: var(--line-l); }
.ref-list td { color: var(--ink); border-bottom-color: var(--line-l); }
.ref-list .muted { color: var(--ink-2); }

@media (prefers-reduced-motion: no-preference) {
  .ref-hero-in { animation: ref-rise .7s ease-out both; }
  @keyframes ref-rise { from { opacity: 0; transform: translateY(14px); } }
}

@media (max-width: 960px) {
  .ref-wrap { padding-inline: 1rem; }
  .ref-hero { padding: 3.2rem 1rem 7.5rem; }
  .ref-sub { font-size: .98rem; }
  .cta-curve { display: none; }
  .ref-cta { flex-direction: column; gap: 1rem; }
  .ref-panels { grid-template-columns: minmax(0, 1fr); margin-top: -3.5rem; }
  .ref-panel-a { padding: 1.2rem; } .ref-panel-b { padding: 1.6rem 1.4rem; }
  .partner-card { grid-template-columns: auto minmax(0, 1fr); padding: 1.3rem; }
  .pc-action { grid-column: 1 / -1; justify-items: start; }
}