/* ==========================================================================
   AUTH PAGES — split panel (branding / form)
   Relies on tokens defined in style.css (:root vars) — link style.css first.
   ========================================================================== */

.auth-wrap {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  z-index: 1;
}

@media (max-width: 940px) {
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-brand { display: none; }
}

/* ---------- left: branding panel ---------- */
.auth-brand {
  position: relative;
  background: var(--graphite);
  border-right: 1px solid var(--line);
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.auth-brand::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(63,169,245,0.10), transparent 45%),
              radial-gradient(circle at 80% 80%, rgba(111,180,236,0.10), transparent 45%);
  pointer-events: none;
}

.auth-brand-top { position: relative; }

.auth-brand .brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 60px;
}

.auth-brand h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 420px;
  margin-bottom: 18px;
}

.auth-brand h2 .accent { color: var(--copper); }

.auth-brand p {
  color: var(--grey);
  max-width: 380px;
  font-size: 0.98rem;
}

.auth-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 240px;
  margin: 20px 0;
}

.auth-visual .core-rings {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.auth-visual .core-rings.a1 { width: 220px; height: 220px; animation: spin 34s linear infinite; }
.auth-visual .core-rings.a2 { width: 160px; height: 160px; animation: spin 22s linear infinite reverse; }
.auth-visual .core-rings .node {
  position: absolute; width: 7px; height: 7px; border-radius: 50%;
  background: var(--copper); top: -4px; left: calc(50% - 4px);
  box-shadow: 0 0 10px rgba(63,169,245,0.8);
}
.auth-visual .core-crystal { width: 110px; height: 110px; animation: float 5s ease-in-out infinite; position: relative; }

.auth-stats {
  position: relative;
  display: flex;
  gap: 32px;
}
.auth-stats .stat-num { font-family: var(--font-mono); color: var(--copper); font-size: 1.3rem; font-weight: 600; }
.auth-stats .stat-label { color: var(--grey); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }

/* ---------- right: form panel ---------- */
.auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
}

.auth-form-card {
  width: 100%;
  max-width: 440px;
}

.auth-form-card .mobile-brand {
  display: none;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 32px;
}
@media (max-width: 940px) {
  .auth-form-card .mobile-brand { display: flex; }
}

.auth-form-card h1 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.auth-form-card .sub {
  color: var(--grey);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.auth-form-card .sub a { color: var(--copper); font-weight: 600; }

.form-row { margin-bottom: 18px; }

.form-row.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 480px) {
  .form-row.split { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--grey);
  margin-bottom: 8px;
  font-weight: 500;
}

.input-wrap { position: relative; }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
select {
  width: 100%;
  background: var(--graphite);
  border: 1px solid var(--line);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 13px 16px;
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  appearance: none;
}

select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%237E93B0' stroke-width='1.5' fill='none' fill-rule='evenodd'/></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

input::placeholder { color: #5A5F68; }

input:focus, select:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(63,169,245,0.15);
}

.password-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--grey);
  cursor: pointer;
  font-size: 0.8rem;
  font-family: var(--font-mono);
}
.password-toggle:hover { color: var(--white); }

.phone-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 10px;
}

.field-hint {
  font-size: 0.78rem;
  color: #5A5F68;
  margin-top: 6px;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 24px;
}

.checkbox-row input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--copper);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.checkbox-row label {
  margin-bottom: 0;
  font-size: 0.85rem;
  color: var(--grey);
}
.checkbox-row label a { color: var(--copper); }

.checkbox-row.remember {
  justify-content: space-between;
  align-items: center;
}
.checkbox-row.remember .remember-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.checkbox-row.remember .remember-left label { margin: 0; }
.checkbox-row.remember a { color: var(--copper); font-size: 0.85rem; font-weight: 600; }

.btn-block { width: 100%; padding: 14px; font-size: 0.98rem; }

.auth-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 28px 0;
  color: #5A5F68;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line);
}

.form-error {
  background: rgba(217,72,43,0.1);
  border: 1px solid rgba(217,72,43,0.3);
  color: #F0A093;
  font-size: 0.85rem;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.form-success {
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.3);
  color: #A7E8BD;
  font-size: 0.85rem;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
}