:root {
  --navy: #0f4c81;
  --navy-deep: #08305a;
  --sky: #4fa8d8;
  --teal: #1e8a7a;
  --amber: #f0a500;
  --cream: #fafaf8;
  --slate-soft: #f4f6f9;
  --border-plain: #d5dee8;
  --text-primary: #0d1b2a;
  --text-secondary: #334155;
  --text-muted: #475569;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
}

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

html {
  font-size: 17px;
}

.auth-body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 440px 1fr;
  background: var(--cream);
  font-family: var(--font-sans);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 36px 40px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 55%, #0d5a7c 100%);
}

.sidebar::before,
.sidebar::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.sidebar::before {
  top: -100px;
  left: -60px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(79, 168, 216, 0.16) 0%, transparent 68%);
}

.sidebar::after {
  bottom: -80px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(30, 138, 122, 0.14) 0%, transparent 68%);
}

.sidebar > * {
  position: relative;
  z-index: 2;
}

.sidebar-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  text-decoration: none;
}

.sidebar-logo img {
  height: 40px;
  width: auto;
  max-width: 176px;
  display: block;
  filter: brightness(0) invert(1);
}

.sidebar-tag {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  color: #fff;
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.sidebar-tag .tm {
  font-size: 0.55em;
  vertical-align: super;
  margin-left: 0.05em;
}

.form-logo {
  display: none;
}

.form-logo img {
  height: 36px;
  width: auto;
  max-width: 160px;
  display: block;
}

.sidebar-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  padding: 28px 0;
}

.sidebar-headline {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 2.15rem;
  font-weight: 400;
  color: #fff;
  line-height: 1.25;
}

.sidebar-headline em {
  font-style: italic;
  color: #fff;
}

.sidebar-desc {
  margin: 0;
  font-size: 1.05rem;
  color: #fff;
  line-height: 1.65;
}

.sample-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 20px;
  padding: 22px 24px;
  backdrop-filter: blur(12px);
}

.sample-card-label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 12px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
}

.sample-card-label span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
}

.sample-card > p {
  margin: 0;
  font-size: 1rem;
  color: #fff;
  line-height: 1.6;
}

.card-inner {
  margin-top: 14px;
  padding: 13px 15px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 12px;
}

.card-inner p {
  margin: 0;
  font-size: 0.95rem;
  color: #fff;
  line-height: 1.55;
}

.card-inner strong {
  color: #fff;
}

.value-list {
  display: grid;
  gap: 16px;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.value-dot {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  flex-shrink: 0;
}

.value-dot.sky { background: #5eb8e6; }
.value-dot.teal { background: #3cb8a6; }
.value-dot.amber { background: #f0b429; }
.value-dot.rose { background: #fb7185; }

.value-text p:first-child {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}

.value-text p:last-child {
  margin: 0;
  font-size: 0.95rem;
  color: #fff;
  line-height: 1.5;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trust-pill {
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
}

.main-area {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 40px;
  overflow-y: auto;
}

.form-shell {
  width: 100%;
  max-width: 560px;
  animation: slide-up 0.44s ease both;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.form-header {
  margin-bottom: 28px;
}

.form-header h1 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 2.15rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.2;
}

.form-header p {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.section-label {
  margin: 8px 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-plain);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 22px;
}

.fields-grid .full {
  grid-column: 1 / -1;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.input-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.input-group label .opt {
  color: var(--text-muted);
  font-weight: 400;
}

.input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  background: #fff;
  border: 1.5px solid var(--border-plain);
  border-radius: 12px;
}

.input-row:focus-within {
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(79, 168, 216, 0.13);
}

.input-row svg {
  flex-shrink: 0;
  color: var(--text-muted);
}

.field-input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
}

.field-input::placeholder {
  color: #64748b;
}

.toggle-pw {
  padding: 2px 0;
  border: 0;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
}

.toggle-pw:hover {
  color: var(--navy);
}

.hint,
.field-error {
  margin: 3px 0 0;
  font-size: 0.88rem;
  line-height: 1.5;
}

.hint { color: var(--text-muted); }
.field-error { color: #b91c1c; }

.alert-error,
.alert-info {
  display: flex;
  gap: 10px;
  padding: 13px 15px;
  margin-bottom: 20px;
  border-radius: 12px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.alert-error {
  background: #fff1f2;
  border: 1px solid #fecdcf;
  color: #9f1239;
}

.alert-info {
  background: #e8f4fd;
  border: 1px solid #bfdbfe;
  color: #0f4c81;
}

.forgot-link {
  display: block;
  text-align: right;
  margin: -6px 0 18px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
}

.forgot-link:hover { text-decoration: underline; }

.terms-row {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 14px 16px;
  margin-bottom: 20px;
  background: var(--slate-soft);
  border: 1px solid var(--border-plain);
  border-radius: 12px;
}

.terms-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--navy);
}

.terms-row span {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.terms-row a {
  color: var(--navy);
  font-weight: 600;
  text-decoration: underline;
}

.terms-row a:hover { text-decoration: underline; }

.btn-submit,
.btn-google {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  text-decoration: none;
}

.btn-submit {
  padding: 15px;
  margin-bottom: 14px;
  border: 0;
  background: var(--navy);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  box-shadow: 0 3px 12px rgba(15, 76, 129, 0.22);
}

.btn-submit:hover {
  background: var(--navy-deep);
}

.or-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

.or-divider::before,
.or-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-plain);
}

.btn-google {
  padding: 14px;
  background: #fff;
  border: 1.5px solid var(--border-plain);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.btn-google:hover {
  border-color: #94b3cc;
}

.login-row {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border-plain);
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.login-row a {
  color: var(--navy);
  font-weight: 600;
  text-decoration: underline;
}

.login-row a:hover { text-decoration: underline; }

@media (max-width: 860px) {
  .auth-body { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .main-area { padding: 32px 20px; }
  .fields-grid { grid-template-columns: 1fr; }
  .form-logo { display: inline-block; margin-bottom: 1.5rem; }
}