:root {
  --ink: #172c2a;
  --muted: #66706b;
  --paper: #f4f0e8;
  --panel: #fffdf8;
  --line: #d8d4ca;
  --accent: #d65b3d;
  --accent-dark: #af422b;
  --sage: #cad6c9;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "DM Sans", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background: radial-gradient(circle at 12% 18%, rgba(202, 214, 201, .72), transparent 28%), radial-gradient(circle at 90% 86%, rgba(214, 91, 61, .12), transparent 30%);
}

.shell {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
  gap: clamp(48px, 9vw, 150px);
  align-items: center;
  width: min(1160px, calc(100% - 80px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 72px 0;
}

.intro { max-width: 590px; }
.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 72px;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
  font-family: "Playfair Display", serif;
  font-size: 25px;
  transform: rotate(-5deg);
}
.eyebrow, .panel-topline, .fine-print {
  margin: 0;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.7px;
  text-transform: uppercase;
}
h1, h2 { font-family: "Playfair Display", serif; }
h1 {
  max-width: 570px;
  margin: 15px 0 25px;
  font-size: clamp(45px, 5.7vw, 79px);
  line-height: 1.02;
  letter-spacing: 0;
}
.intro-copy { max-width: 390px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.rule { width: 62px; height: 2px; margin: 64px 0 18px; background: var(--accent); }
.fine-print { color: var(--muted); font-size: 10px; letter-spacing: 1.2px; }

.login-panel {
  max-width: 450px;
  padding: 50px clamp(30px, 5vw, 58px) 45px;
  background: var(--panel);
  box-shadow: 18px 18px 0 rgba(23, 44, 42, .08);
}
.panel-topline { display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: 10px; }
.panel-topline span:first-child { width: 24px; height: 1px; background: var(--accent); }
h2 { margin: 57px 0 10px; font-size: 43px; line-height: 1.05; }
.panel-copy { margin: 0 0 34px; color: var(--muted); font-size: 15px; line-height: 1.6; }
.sso-button {
  display: flex;
  gap: 14px;
  align-items: center;
  width: 100%;
  min-height: 58px;
  padding: 0 17px;
  border: 1px solid var(--ink);
  color: var(--panel);
  background: var(--ink);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.sso-button:hover { background: var(--accent-dark); transform: translateY(-2px); }
.sso-button:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.microsoft-logo { display: grid; grid-template-columns: 9px 9px; grid-template-rows: 9px 9px; gap: 2px; }
.microsoft-logo i { display: block; background: #f35325; }
.microsoft-logo i:nth-child(2) { background: #81bc06; }
.microsoft-logo i:nth-child(3) { background: #05a6f0; }
.microsoft-logo i:nth-child(4) { background: #ffba08; }
.arrow { margin-left: auto; font-size: 20px; font-weight: 400; }
.status { min-height: 22px; margin: 17px 0 0; color: var(--accent-dark); font-size: 13px; line-height: 1.5; }
.privacy-note { margin: 49px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }

@media (max-width: 760px) {
  .shell { display: block; width: min(100% - 42px, 520px); padding: 32px 0 44px; }
  .brand-mark { margin-bottom: 48px; }
  h1 { font-size: clamp(42px, 12vw, 62px); }
  .rule { margin-top: 42px; }
  .login-panel { margin-top: 58px; padding: 34px 27px 31px; box-shadow: 10px 10px 0 rgba(23, 44, 42, .08); }
  h2 { margin-top: 42px; }
}