:root {
  --bg: #f5f2ec;
  --panel: #ffffff;
  --panel-strong: #111926;
  --ink: #1f1a17;
  --muted: #6d6862;
  --line: #eadfce;
  --accent: #f4b316;
  --accent-strong: #db9a09;
  --success-bg: #e9f7ef;
  --success-ink: #0a6d3d;
  --error-bg: #fdeeee;
  --error-ink: #a33636;
  --shadow: 0 24px 60px rgba(17, 25, 38, 0.10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(244, 179, 22, 0.14), transparent 20%),
    radial-gradient(circle at bottom right, rgba(244, 179, 22, 0.10), transparent 18%),
    var(--bg);
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  padding: 36px;
}

.auth-brand-panel,
.auth-panel {
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.auth-brand-panel {
  background: linear-gradient(135deg, #1c1714 0%, #2b211d 100%);
  color: #fff;
  padding: 42px;
}

.brand-logo {
  width: 320px;
  max-width: 100%;
  height: auto;
  display: block;
}

.brand-tag {
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
}

.auth-brand-panel h1 {
  margin: 28px 0 16px;
  font-size: 46px;
  line-height: 1.05;
  letter-spacing: -1.6px;
}

.auth-brand-panel p,
.auth-benefits {
  color: rgba(255, 255, 255, 0.82);
}

.auth-benefits {
  padding-left: 18px;
  margin: 24px 0;
  display: grid;
  gap: 10px;
}

.auth-panel {
  background: var(--panel);
  padding: 28px;
}

.tabs {
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: #f5efe5;
  padding: 8px;
  border-radius: 18px;
}

.tab {
  border: 0;
  background: transparent;
  padding: 14px 18px;
  border-radius: 14px;
  font: inherit;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
}

.tab.is-active {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 10px 22px rgba(17, 25, 38, 0.08);
}

.status-box {
  margin-top: 18px;
  padding: 15px 16px;
  border-radius: 16px;
  font-weight: 600;
}

.status-box.is-success {
  background: var(--success-bg);
  color: var(--success-ink);
}

.status-box.is-error {
  background: var(--error-bg);
  color: var(--error-ink);
}

.is-hidden {
  display: none !important;
}

.tab-panel {
  display: none;
  margin-top: 22px;
}

.tab-panel.is-active {
  display: block;
}

.auth-form {
  display: grid;
  gap: 16px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
}

label span {
  font-size: 14px;
  font-weight: 700;
}

input {
  width: 100%;
  padding: 15px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fcfbf8;
  font: inherit;
  color: var(--ink);
}

input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(244, 179, 22, 0.16);
  background: #fff;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 22px;
  border-radius: 14px;
  border: 0;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
}

.primary-action {
  background: linear-gradient(135deg, var(--accent), #ffcb45);
  color: #fff;
  box-shadow: 0 16px 34px rgba(244, 179, 22, 0.28);
}

.secondary-action {
  background: #f4f0e8;
  color: var(--ink);
}

@media (max-width: 980px) {
  .auth-shell {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .auth-brand-panel,
  .auth-panel {
    padding: 24px;
  }

  .auth-brand-panel h1 {
    font-size: 34px;
  }
}

@media (max-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .tabs {
    width: 100%;
  }

  .tabs {
    display: grid;
  }
}