:root {
  --ink: #151515;
  --muted: #66615b;
  --line: #ded4c5;
  --paper: #ead4b8;
  --surface: #fffaf3;
  --panel: #ffffff;
  --sidebar: #181716;
  --accent: #b3262e;
  --accent-dark: #7d151c;
  --shadow: 0 18px 45px rgba(80, 58, 35, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.5;
}

a { color: inherit; }

.entry-page {
  min-height: 100vh;
  background: var(--paper);
}

.entry-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 28px;
  padding: 36px;
}

.entry-logo {
  width: min(760px, 86vw);
  height: auto;
  mix-blend-mode: multiply;
  animation: fadeIn 1.7s ease forwards;
}

.access-card {
  width: min(520px, 100%);
  display: grid;
  gap: 18px;
  justify-items: stretch;
  padding: clamp(24px, 5vw, 44px);
  border: 1px solid rgba(17,17,17,0.16);
  border-radius: 14px;
  background: rgba(255, 250, 243, 0.86);
  box-shadow: 0 18px 50px rgba(61, 43, 25, 0.12);
}

.access-logo {
  justify-self: center;
  width: min(280px, 70vw);
  height: auto;
  mix-blend-mode: multiply;
}

.access-card h1 {
  margin: 0;
  text-align: center;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1;
}

.error-text {
  margin: -6px 0 0;
  color: var(--accent-dark);
  font-weight: 800;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 20;
  width: 286px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 24px 18px;
  color: #fff;
  background: var(--sidebar);
  border-right: 1px solid #2b2927;
  overflow-y: auto;
}

.brand {
  display: block;
  padding: 14px;
  border-radius: 10px;
  background: #fff;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
  mix-blend-mode: multiply;
}

.sidebar p {
  margin: 0;
  color: #bdb4aa;
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sidebar nav {
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 800;
}

.sidebar nav a {
  min-height: 40px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 8px;
  color: #f7f4ef;
  text-decoration: none;
}

.sidebar nav a:hover {
  color: #fff;
  background: #2a2724;
}

.desktop-main {
  margin-left: 286px;
  min-height: 100vh;
  padding: 38px clamp(28px, 4vw, 56px);
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 24px;
}

.desktop-hero,
.page-header,
.content-card,
.class-grid article,
.form-panel,
.payment-option,
.contact-card,
.policy-list details {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.desktop-hero,
.page-header {
  width: min(1180px, 100%);
  padding: clamp(24px, 4vw, 44px);
  background: var(--paper);
  text-align: center;
}

.desktop-hero h1,
.page-header h1 {
  max-width: 980px;
  margin: 0 auto 18px;
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 0.92;
  text-transform: uppercase;
  letter-spacing: 0;
}

.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 4.6rem);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.lead,
.desktop-hero p,
.text-flow p,
.small-note {
  color: var(--muted);
}

.desktop-hero p,
.page-header .lead,
.page-header > p:not(.eyebrow) {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.button,
button.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 10px;
  font: inherit;
  font-weight: 900;
  text-decoration: none;
  cursor: pointer;
  background: transparent;
}

.button.primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.button.primary:hover { background: var(--accent-dark); }

.button.secondary {
  background: var(--panel);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(17,17,17,0.18);
  border-radius: 8px;
  padding: 10px 11px;
  font: inherit;
  background: #fff;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 800;
}

.portal-grid {
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: repeat(5, minmax(170px, 1fr));
  gap: 16px;
}

.portal-grid a {
  min-height: 138px;
  display: grid;
  place-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink);
  background: var(--panel);
  text-align: center;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 900;
  box-shadow: var(--shadow);
}

.portal-grid a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.content-card {
  width: min(1080px, 100%);
  padding: clamp(22px, 3vw, 34px);
}

.text-flow {
  display: grid;
  gap: 14px;
}

.class-grid {
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
}

.class-grid article {
  padding: 22px;
}

.class-grid h2,
.content-card h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

ul {
  margin: 0;
  padding-left: 20px;
}

li + li { margin-top: 5px; }

.form-panel {
  display: grid;
  gap: 22px;
  width: min(1160px, 100%);
  padding: clamp(22px, 3vw, 34px);
}

.form-panel.compact {
  max-width: 760px;
}

fieldset {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  border: 0;
}

fieldset:nth-of-type(3),
fieldset:nth-of-type(4) {
  grid-template-columns: 1fr;
}

legend {
  grid-column: 1 / -1;
  margin-bottom: 2px;
  font-size: 1.02rem;
  font-weight: 900;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

.checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(17,17,17,0.14);
  border-radius: 8px;
  background: #fff;
}

.checkbox-grid input { width: auto; }

.payment-panel {
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 24px;
}

.payment-options {
  display: grid;
  gap: 18px;
}

.payment-option {
  padding: 22px;
}

.category-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.category-row button {
  border: 1px solid rgba(17,17,17,0.18);
  border-radius: 10px;
  min-height: 46px;
  padding: 10px 14px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 800;
  background: #f7f1e8;
  cursor: pointer;
  text-align: center;
}

.category-row button:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: #fff;
}

.cart-panel {
  display: grid;
  gap: 18px;
  align-content: start;
}

.cart-item,
.cart-total {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.cart-item button {
  border: 0;
  color: var(--accent);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.contact-card {
  width: min(920px, 100%);
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  padding: clamp(24px, 4vw, 36px);
}

.contact-card img {
  width: 170px;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid rgba(17,17,17,0.2);
  background: #fff;
}

.policy-list {
  width: min(1120px, 100%);
  display: grid;
  gap: 8px;
}

.policy-list details {
  overflow: hidden;
}

.policy-list summary {
  padding: 13px 16px;
  cursor: pointer;
  font-weight: 900;
}

.policy-list p {
  padding: 0 16px 16px;
  color: var(--muted);
}

.copyright {
  margin-top: 24px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 1180px) {
  .portal-grid,
  .class-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  fieldset {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .checkbox-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .payment-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .sidebar {
    position: static;
    width: auto;
  }

  .brand {
    width: min(260px, 70vw);
  }

  .sidebar nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .desktop-main {
    margin-left: 0;
    padding: 22px;
  }

  .portal-grid,
  .class-grid,
  fieldset,
  .checkbox-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .desktop-hero h1,
  .page-header h1 {
    font-size: clamp(2.6rem, 15vw, 4.8rem);
  }
}