:root {
  --green:   #0a7a52;
  --green-d: #065438;
  --ink:     #0f1c11;
  --muted:   #60706a;
  --white:   #ffffff;
  --off:     #f3f6f2;
  --border:  rgba(0,0,0,.1);
  --r:       10px;
  --tr:      .2s ease;
  --serif:   "Playfair Display", Georgia, serif;
  --sans:    "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

.auth-panel {
  background: linear-gradient(160deg, #051c0f 0%, #083d26 55%, #0d5e3c 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 48px 52px;
  position: relative;
  overflow: hidden;
}

.auth-panel::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.06);
  top: -110px;
  right: -130px;
  pointer-events: none;
}

.auth-panel::after {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.05);
  bottom: -70px;
  left: -70px;
  pointer-events: none;
}

.auth-panel-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.auth-panel-logo img {
  width: 34px;
  height: 22px;
  object-fit: cover;
  border-radius: 3px;
  display: block;
}

.auth-panel-logo span {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 900;
  color: #fff;
}

.auth-panel-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 0 48px;
}

.auth-panel-body h2 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 2.8vw, 2.6rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 16px;
}

.auth-panel-body > p {
  color: rgba(255,255,255,.65);
  font-size: .97rem;
  line-height: 1.74;
  margin-bottom: 36px;
  max-width: 320px;
}

.auth-panel-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-panel-features li {
  display: flex;
  align-items: center;
  gap: 13px;
  color: rgba(255,255,255,.8);
  font-size: .9rem;
}

.auth-panel-features li i {
  color: #4ade80;
  font-size: .82rem;
  flex-shrink: 0;
}

.auth-panel-foot {
  color: rgba(255,255,255,.28);
  font-size: .77rem;
  margin-top: auto;
  padding-top: 28px;
}

.auth-form-side {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  background: var(--white);
}

.auth-card { width: min(400px, 100%); }

.auth-card h2 {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 900;
  color: var(--ink);
  margin-bottom: 6px;
}

.auth-sub {
  color: var(--muted);
  font-size: .93rem;
  margin-bottom: 32px;
  line-height: 1.5;
}

.auth-field { margin-bottom: 18px; }

.auth-field label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 7px;
  letter-spacing: .01em;
}

.auth-field input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  font-family: var(--sans);
  font-size: .92rem;
  color: var(--ink);
  background: var(--off);
  outline: none;
  transition: border-color var(--tr), box-shadow var(--tr), background var(--tr);
}

.auth-field input:focus {
  border-color: var(--green);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(10,122,82,.1);
}

.auth-field input::placeholder { color: #aab5b0; }

.auth-submit {
  width: 100%;
  height: 50px;
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: var(--r);
  font-family: var(--sans);
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 8px;
  letter-spacing: .03em;
  transition: background var(--tr), transform var(--tr);
}

.auth-submit:hover {
  background: var(--green-d);
  transform: translateY(-1px);
}

.auth-links {
  text-align: center;
  margin-top: 24px;
  font-size: .88rem;
  color: var(--muted);
  line-height: 2.1;
}

.auth-links a {
  color: var(--green);
  font-weight: 600;
  text-decoration: none;
}

.auth-links a:hover { text-decoration: underline; }

.error-msg {
  display: block;
  padding: 12px 16px;
  background: #fef2f2;
  border: 1px solid rgba(185,28,28,.2);
  border-radius: var(--r);
  color: #b91c1c;
  font-size: .88rem;
  margin-bottom: 20px;
}

.success-msg {
  display: block;
  padding: 12px 16px;
  background: #ecfdf5;
  border: 1px solid rgba(6,95,70,.2);
  border-radius: var(--r);
  color: #065f46;
  font-size: .88rem;
  margin-bottom: 20px;
}

@media (max-width: 820px) {
  .auth-wrap { grid-template-columns: 1fr; }

  .auth-panel {
    padding: 32px 28px;
    min-height: auto;
  }

  .auth-panel-body { padding: 32px 0 24px; }
  .auth-panel-body h2 { font-size: 1.7rem; }
  .auth-panel-features { display: none; }
  .auth-panel-foot { display: none; }

  .auth-form-side { padding: 40px 24px; }
}