/* =====================================================================
   REFERRAL SECTION
   ===================================================================== */
.referral__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}
.referral__card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.referral__card:hover {
  transform: translateY(-5px);
  border-color: var(--green-line);
  box-shadow: var(--shadow);
}
.referral__card--highlight {
  border-color: rgba(95, 190, 144, 0.35);
  background: rgba(56, 161, 105, 0.06);
  box-shadow: 0 0 28px rgba(56, 161, 105, 0.1);
}
.referral__card--highlight:hover {
  box-shadow: 0 0 40px rgba(56, 161, 105, 0.18), var(--shadow);
}
[data-theme="light"] .referral__card {
  background: var(--surface);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}
[data-theme="light"] .referral__card--highlight {
  background: #EDF7F1;
  border-color: #B8D8C8;
}
.referral__tier-label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 10px;
}
.referral__tier-pct {
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--text);
  line-height: 1;
  margin-bottom: 14px;
}
.referral__card--highlight .referral__tier-pct {
  color: var(--accent-2);
}
.referral__card p {
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.6;
}
.referral__cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}
.referral__note {
  font-size: .87rem;
  color: var(--muted);
  text-align: center;
}

/* =====================================================================
   REFERRAL SIGNUP GATE (only shown to ?ref= visitors)
   ===================================================================== */
/* [hidden] must win over the display rules the .btn / .hero__cta set. */
.refgate[hidden],
.refgate__step[hidden],
.refgate__msg[hidden],
.refgate__escape[hidden],
.hero__cta[hidden],
.hero__downloads[hidden],
.btn[hidden] { display: none; }

.refgate {
  max-width: 440px;
  margin: 0 0 20px;
  padding: 26px 24px;
  text-align: left;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--green-line);
  box-shadow: var(--shadow);
}
[data-theme="light"] .refgate {
  background: var(--surface);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.refgate__eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 8px;
}
.refgate__title {
  font-size: 1.5rem;
  letter-spacing: -.02em;
  margin-bottom: 10px;
}
.refgate__lead {
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.refgate__step { display: block; }
.refgate__label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.refgate__echo { color: var(--accent-ink); overflow-wrap: anywhere; }

.refgate__input {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text);
  padding: 13px 14px;
  margin-bottom: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
[data-theme="light"] .refgate__input { background: var(--bg); }
.refgate__input::placeholder { color: var(--muted); opacity: .7; }
.refgate__input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 133, 90, .18);
}
.refgate__input--otp {
  font-family: 'Geist Mono', 'SF Mono', 'Fira Code', monospace;
  font-size: 1.35rem;
  letter-spacing: .35em;
  text-align: center;
  padding-left: 8px;
  padding-right: 8px;
}
.refgate__input--otp::placeholder { letter-spacing: .35em; }

.refgate .btn--block { margin-bottom: 12px; }
.refgate .btn[disabled] { opacity: .6; pointer-events: none; }

.refgate__fine {
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.5;
}
.refgate__row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.refgate__link {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent-ink);
  cursor: pointer;
}
.refgate__link:hover { text-decoration: underline; text-underline-offset: 3px; }
.refgate__link[disabled] { opacity: .6; cursor: default; text-decoration: none; }

.refgate__done {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.refgate__tick {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: #fff;
  background: var(--accent);
}
.refgate__tick svg { width: 14px; height: 14px; }

.refgate__msg {
  margin-top: 4px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: .85rem;
  line-height: 1.5;
  color: #E2B4B4;
  background: rgba(197, 48, 48, .10);
  border: 1px solid rgba(197, 48, 48, .28);
}
[data-theme="light"] .refgate__msg { color: #9B2C2C; background: #FDF0F0; border-color: #F0C9C9; }
.refgate__msg.is-info {
  color: var(--accent-ink);
  background: var(--green-tint);
  border-color: var(--green-line);
}
[data-theme="light"] .refgate__msg.is-info {
  color: var(--accent-ink);
  background: var(--green-tint);
  border-color: var(--green-line);
}
.refgate__escape {
  margin-top: 12px;
  font-size: .85rem;
  color: var(--muted);
}
.refgate__escape a {
  color: var(--accent-ink);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}