/* ==========================================================================
   Auth + checkout screens
   Loaded on top of app.css, only on pages that need it.
   ========================================================================== */

.auth-body { display: grid; place-items: center; padding: 2rem 1rem; }

.auth-shell {
  width: 100%;
  max-width: 26rem;
  position: relative;
  z-index: 1;
}

.auth-brand {
  justify-content: center;
  margin-bottom: 1.6rem;
  font-size: 1rem;
}

.auth-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--r-xl);
  background:
    radial-gradient(110% 80% at 50% 0%, rgba(139, 92, 246, .15), transparent 60%),
    rgba(10, 10, 18, .78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: clamp(1.5rem, 4vw, 2.2rem);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.auth-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
}

.auth-card__title { font-size: 1.5rem; margin-bottom: .4rem; }
.auth-card__lead { color: var(--text-2); font-size: var(--fs-sm); margin-bottom: 1.6rem; }

.auth-foot {
  text-align: center;
  margin-top: 1.5rem;
  font-size: var(--fs-xs);
  color: var(--text-3);
  display: flex;
  justify-content: center;
  gap: .6rem;
}
.auth-foot a { color: var(--text-3); }
.auth-foot a:hover { color: var(--cyan); }

.auth-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1.2rem;
  font-size: var(--fs-xs);
  color: var(--text-3);
}
.auth-links a { color: var(--cyan); }

/* Password field with a show/hide toggle */
.password-wrap { position: relative; }
.password-wrap .input { padding-right: 3rem; }
.password-toggle {
  position: absolute;
  right: .55rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 0;
  color: var(--text-3);
  cursor: pointer;
  padding: .4rem;
  border-radius: 8px;
  line-height: 0;
}
.password-toggle:hover { color: var(--text); background: var(--glass); }

/* Live strength meter on the set-password screen */
.pw-meter { display: grid; gap: .35rem; margin-top: .5rem; }
.pw-meter__bar {
  height: 4px;
  border-radius: 2px;
  background: var(--ink-600);
  overflow: hidden;
}
.pw-meter__fill {
  height: 100%;
  width: 0;
  border-radius: 2px;
  background: var(--danger);
  transition: width .3s var(--ease), background .3s;
}
.pw-meter__fill.is-fair   { background: var(--amber); }
.pw-meter__fill.is-good   { background: var(--cyan); }
.pw-meter__fill.is-strong { background: var(--lime); }
.pw-meter__label { font-size: var(--fs-xs); color: var(--text-3); }

/* ------------------------------------------------------------- checkout */

.checkout-body { padding-top: 0; }

.checkout-bar {
  border-bottom: 1px solid var(--line);
  background: rgba(6, 6, 11, .72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.checkout-bar__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.checkout-bar__secure {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: var(--fs-xs);
  color: var(--text-3);
}
.checkout-bar__secure svg { color: var(--lime); }

.checkout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.checkout-panel {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--glass);
  padding: clamp(1.3rem, 2.5vw, 2rem);
}

.checkout-panel__title {
  font-size: 1.15rem;
  margin-bottom: 1.3rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.checkout-panel__step {
  width: 26px; height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--grad);
  color: #05050A;
  font-size: .78rem;
  font-weight: 800;
  flex-shrink: 0;
}

.summary {
  position: sticky;
  top: calc(72px + 1.5rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  background:
    radial-gradient(110% 80% at 50% 0%, rgba(139, 92, 246, .14), transparent 60%),
    var(--ink-800);
  padding: clamp(1.3rem, 2.5vw, 1.8rem);
  overflow: hidden;
}

.summary__course {
  display: flex;
  gap: .9rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.1rem;
}
.summary__thumb {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: var(--grad-soft);
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--cyan);
  flex-shrink: 0;
}
.summary__name { font-family: var(--font-display); font-weight: 650; font-size: .95rem; line-height: 1.35; }
.summary__meta { font-size: var(--fs-xs); color: var(--text-3); margin-top: .2rem; }

.summary__lines { display: grid; gap: .6rem; font-size: var(--fs-sm); }
.summary__line { display: flex; justify-content: space-between; gap: 1rem; color: var(--text-2); }
.summary__line strong { color: var(--text); font-variant-numeric: tabular-nums; }
.summary__line--discount { color: var(--lime); }
.summary__line--discount strong { color: var(--lime); }
.summary__line--muted { color: var(--text-3); font-size: var(--fs-xs); }

.summary__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-top: 1.1rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}
.summary__total-label { font-weight: 600; }
.summary__total-value {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}

.coupon-row { display: flex; gap: .5rem; }
.coupon-row .input { text-transform: uppercase; letter-spacing: .06em; }
.coupon-row .btn { flex-shrink: 0; }

.coupon-msg { font-size: var(--fs-xs); margin-top: .5rem; display: none; }
.coupon-msg.is-ok    { color: var(--lime); display: block; }
.coupon-msg.is-error { color: var(--danger); display: block; }

.coupon-applied {
  display: none;
  align-items: center;
  gap: .5rem;
  padding: .55rem .8rem;
  border-radius: var(--r-sm);
  background: rgba(163, 230, 53, .1);
  border: 1px solid rgba(163, 230, 53, .3);
  font-size: var(--fs-xs);
  color: var(--lime);
}
.coupon-applied.is-visible { display: flex; }
.coupon-applied button {
  margin-left: auto;
  background: none;
  border: 0;
  color: var(--text-3);
  cursor: pointer;
  padding: 0 .2rem;
  line-height: 1;
}
.coupon-applied button:hover { color: var(--danger); }

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem 1.2rem;
  margin-top: 1.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-xs);
  color: var(--text-3);
}
.trust-row span { display: inline-flex; align-items: center; gap: .4rem; }

.test-banner {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1rem;
  border-radius: var(--r-sm);
  background: rgba(251, 191, 36, .12);
  border: 1px solid rgba(251, 191, 36, .35);
  color: var(--amber);
  font-size: var(--fs-xs);
  margin-bottom: 1.2rem;
}

/* Full-screen state after payment */
.result-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}
.result-card {
  max-width: 34rem;
  text-align: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-xl);
  background: rgba(10, 10, 18, .8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: clamp(1.8rem, 4vw, 3rem);
  box-shadow: var(--shadow-lg);
}
.result-icon {
  width: 76px; height: 76px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 1.4rem;
}
.result-icon--ok {
  background: rgba(163, 230, 53, .12);
  border: 1px solid rgba(163, 230, 53, .4);
  color: var(--lime);
}
.result-icon--fail {
  background: rgba(251, 113, 133, .12);
  border: 1px solid rgba(251, 113, 133, .4);
  color: var(--danger);
}

.receipt {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass);
  padding: 1.1rem 1.3rem;
  margin: 1.6rem 0;
  display: grid;
  gap: .55rem;
  font-size: var(--fs-sm);
}
.receipt__row { display: flex; justify-content: space-between; gap: 1rem; color: var(--text-2); }
.receipt__row strong { color: var(--text); font-variant-numeric: tabular-nums; }

@media (max-width: 900px) {
  .checkout-grid { grid-template-columns: 1fr; }
  /* Order matters on mobile: show what they are buying before the form. */
  .checkout-grid > .summary { position: static; order: -1; }
}