:root {
  color-scheme: light;
  --bg: #f3f6f4;
  --ink: #17202d;
  --muted: #657386;
  --line: #d9e3dc;
  --green: #13784f;
  --green-2: #0f5f45;
  --blue: #245fbd;
  --gold: #c58a2a;
  --card: #ffffff;
  --danger: #b42318;
  --shadow: 0 24px 70px rgba(24, 42, 58, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    linear-gradient(120deg, rgba(19, 120, 79, 0.11), transparent 34%),
    linear-gradient(155deg, transparent 50%, rgba(197, 138, 42, 0.13)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0)),
    var(--bg);
  color: var(--ink);
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  gap: 30px;
  width: min(1080px, calc(100vw - 40px));
  min-height: 100vh;
  margin: 0 auto;
  align-items: center;
  padding: 52px 0;
}

.login-hero {
  min-height: 520px;
  display: grid;
  align-content: center;
  gap: 20px;
  padding: 46px;
  border: 1px solid rgba(217, 227, 220, 0.86);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.48)),
    repeating-linear-gradient(90deg, rgba(23, 32, 45, 0.045) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(23, 32, 45, 0.035) 0 1px, transparent 1px 72px);
  box-shadow: var(--shadow);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-lockup img {
  width: 122px;
  max-height: 44px;
  object-fit: contain;
}

.brand-lockup span,
.eyebrow {
  margin: 0;
  color: var(--green-2);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.06em;
}

.login-hero h1 {
  margin: 0;
  max-width: 560px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: 0;
}

.login-hero p {
  margin: 0;
  max-width: 560px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.tool-tags span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 13px;
  border: 1px solid rgba(19, 120, 79, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #304154;
  font-size: 13px;
  font-weight: 760;
}

.login-card {
  display: grid;
  gap: 22px;
  padding: 32px;
  border: 1px solid rgba(217, 227, 220, 0.96);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.login-card h2 {
  margin: 6px 0 0;
  font-size: 30px;
  letter-spacing: 0;
}

form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: #334256;
  font-size: 14px;
  font-weight: 750;
}

input {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0 14px;
  background: #fbfdff;
  color: var(--ink);
  font: inherit;
}

input:focus {
  outline: none;
  border-color: rgba(22, 138, 91, 0.62);
  box-shadow: 0 0 0 3px rgba(22, 138, 91, 0.14);
}

button {
  min-height: 50px;
  border: 1px solid var(--green-2);
  border-radius: 10px;
  background: linear-gradient(180deg, var(--green), var(--green-2));
  color: #fff;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(19, 120, 79, 0.2);
}

button:disabled {
  opacity: 0.62;
  cursor: wait;
}

.message {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.message.bad {
  color: var(--danger);
}

@media (max-width: 820px) {
  .login-shell {
    grid-template-columns: 1fr;
    gap: 18px;
    align-content: center;
    padding: 30px 0;
  }

  .login-hero {
    min-height: auto;
    padding: 28px;
  }

  .login-card {
    padding: 24px;
  }
}

@media (max-width: 520px) {
  .login-shell {
    width: min(100vw - 28px, 420px);
  }

  .brand-lockup {
    align-items: flex-start;
    flex-direction: column;
  }

  .login-hero h1 {
    font-size: 38px;
  }
}