:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #16213e;
  background: #f4f1ea;
}

* { box-sizing: border-box; }

body { margin: 0; min-height: 100vh; }

.shell {
  width: min(680px, calc(100% - 40px));
  margin: 0 auto;
  padding: 15vh 0;
}

.eyebrow {
  margin: 0 0 24px;
  color: #9b5b3d;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 640px;
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.lede {
  max-width: 520px;
  margin: 28px 0 40px;
  color: #526078;
  font-size: 1.2rem;
  line-height: 1.6;
}

.status-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 28px;
  padding: 18px;
  border: 1px solid #ded7ca;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.6);
}

.status-card p { margin: 5px 0 0; color: #526078; }
.status-dot { width: 11px; height: 11px; margin-top: 5px; border-radius: 50%; background: #2f9e72; }

.button {
  display: inline-block;
  padding: 13px 18px;
  border-radius: 999px;
  color: #fff;
  background: #16213e;
  text-decoration: none;
  font-weight: 700;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0 10px;
}

.brand {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: #16213e;
  font-weight: 850;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand-mark,
.avatar {
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: #9b5b3d;
  font-weight: 800;
}

.brand-mark { width: 32px; height: 32px; border-radius: 11px; }
.topbar-note { color: #7d879a; font-size: 0.9rem; }
.app-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 6vh 0 60px; }
.footer { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 0 0 30px; color: #8a91a0; font-size: 0.85rem; }
.loading-card { display: flex; gap: 12px; align-items: center; width: min(420px, 100%); margin: 16vh auto; padding: 20px; border: 1px solid #ded7ca; border-radius: 18px; background: rgba(255, 255, 255, 0.7); }
.loading-card p { margin: 0; color: #526078; }
.login-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(40px, 8vw, 120px); align-items: center; min-height: 70vh; }
.welcome-panel { padding: 20px 0; }
.welcome-panel h1 { max-width: 700px; }
.card { border: 1px solid #ded7ca; border-radius: 22px; background: rgba(255, 255, 255, 0.78); box-shadow: 0 16px 50px rgba(22, 33, 62, 0.05); }
.login-card { display: grid; gap: 18px; padding: 30px; }
.login-card h2, .content-card h2, .page-heading h2 { margin: 3px 0 0; letter-spacing: -0.04em; }
.login-card h2 { font-size: 2rem; }
.section-kicker { margin: 0; color: #9b5b3d; font-size: 0.72rem; font-weight: 850; letter-spacing: 0.13em; text-transform: uppercase; }
.muted { color: #69758a; }
.login-card label, .register-form label, .waiver-form label { display: grid; gap: 7px; color: #34425e; font-size: 0.85rem; font-weight: 750; }
input, select { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid #d9d4ca; border-radius: 11px; color: #16213e; background: #fff; font: inherit; }
input:focus, select:focus { outline: 3px solid rgba(155, 91, 61, 0.2); border-color: #9b5b3d; }
.button { border: 0; cursor: pointer; font: inherit; }
.button:hover, .text-button:hover { filter: brightness(0.94); }
.button:disabled { cursor: wait; opacity: 0.55; }
.button-wide { width: 100%; text-align: center; }
.button-light { color: #16213e; background: #fff; border: 1px solid #d9d4ca; }
.demo-hint { margin: 0; color: #7d879a; font-size: 0.78rem; line-height: 1.5; }
.feature-list { display: grid; gap: 14px; max-width: 420px; margin-top: 38px; }
.feature-list > div { display: flex; gap: 12px; align-items: center; color: #526078; }
.feature-icon { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; color: #9b5b3d; background: #f1dfd5; font-size: 0.68rem; font-weight: 850; }
.portal-shell { display: grid; gap: 24px; }
.portal-header { display: flex; gap: 20px; align-items: flex-start; justify-content: space-between; }
.portal-header h1 { margin-top: 5px; font-size: clamp(2.2rem, 5vw, 4.5rem); }
.portal-nav { display: flex; gap: 7px; padding: 6px; border: 1px solid #ded7ca; border-radius: 14px; background: rgba(255, 255, 255, 0.6); }
.nav-button { padding: 11px 15px; border: 0; border-radius: 10px; color: #69758a; background: transparent; cursor: pointer; font: inherit; font-weight: 750; }
.nav-button.active { color: #16213e; background: #fff; box-shadow: 0 3px 12px rgba(22, 33, 62, 0.08); }
.welcome-strip { display: flex; gap: 20px; align-items: center; justify-content: space-between; padding: 20px 22px; border: 1px solid #e5c8ba; border-radius: 18px; background: #f7e8e0; }
.welcome-strip > div:first-child { display: flex; gap: 13px; align-items: flex-start; }
.welcome-strip strong { display: block; margin-bottom: 4px; }
.welcome-strip p { margin: 0; color: #775d55; }
.sun-mark { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; color: #9b5b3d; background: #fff; }
.text-button { padding: 4px 0; border: 0; color: #9b5b3d; background: transparent; cursor: pointer; font: inherit; font-weight: 800; }
.text-button span { margin-left: 4px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat-card { display: grid; gap: 7px; padding: 20px; border: 1px solid #ded7ca; border-radius: 18px; background: rgba(255, 255, 255, 0.68); }
.stat-label, .stat-note { color: #7d879a; font-size: 0.8rem; }
.stat-card strong { color: #16213e; font-size: 1.6rem; letter-spacing: -0.04em; }
.content-grid, .progress-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.content-card { padding: 22px; }
.card-heading, .student-heading { display: flex; gap: 15px; align-items: flex-start; justify-content: space-between; }
.list { display: grid; gap: 2px; margin-top: 18px; }
.list-row, .skill-row { display: flex; gap: 12px; align-items: center; justify-content: space-between; padding: 14px 0; border-top: 1px solid #eee9e1; }
.list-row strong, .skill-row strong { color: #25324e; }
.list-row p, .skill-row p { margin: 4px 0 0; color: #7d879a; font-size: 0.84rem; }
.pill { display: inline-flex; flex: none; align-items: center; padding: 5px 9px; border-radius: 999px; font-size: 0.72rem; font-weight: 800; }
.pill-good { color: #287653; background: #e1f1e7; }
.pill-warn { color: #9b5b3d; background: #f7e5db; }
.pill-neutral { color: #536078; background: #edf0f4; }
.empty-state { padding: 26px 0 8px; color: #526078; }
.empty-state p { margin: 6px 0 0; color: #7d879a; }
.page-heading { display: flex; justify-content: space-between; }
.page-heading h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); }
.page-heading .muted { max-width: 620px; margin-bottom: 0; }
.class-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.class-card { display: grid; gap: 12px; padding: 20px; }
.class-card h3 { margin: 0; font-size: 1.35rem; letter-spacing: -0.03em; }
.class-card p { margin: 0; line-height: 1.55; }
.class-card-top { display: flex; gap: 10px; align-items: center; justify-content: space-between; }
.class-tag, .class-spots { color: #9b5b3d; font-size: 0.72rem; font-weight: 850; letter-spacing: 0.07em; text-transform: uppercase; }
.class-spots { color: #287653; }
.class-price { margin-top: 3px; color: #16213e; font-size: 1.4rem; }
.class-price small { color: #7d879a; font-size: 0.78rem; font-weight: 500; }
.plan-period { color: #7d879a; font-size: 0.9rem; font-weight: 500; }
.register-form { display: grid; gap: 11px; margin-top: 5px; padding-top: 13px; border-top: 1px solid #eee9e1; }
.info-banner { display: flex; gap: 13px; align-items: center; padding: 17px 20px; }
.info-banner p { flex: 1; margin: 0; color: #69758a; }
.info-banner .text-button { flex: none; }
.progress-grid { align-items: start; }
.student-card { display: grid; gap: 17px; }
.student-heading { justify-content: flex-start; }
.student-heading h3 { margin: 0; font-size: 1.2rem; }
.student-heading p { margin: 3px 0 0; font-size: 0.85rem; }
.avatar { width: 42px; height: 42px; border-radius: 14px; }
.skill-list { display: grid; }
.skill-row { align-items: flex-start; }
.waiver-box { padding: 17px; border-radius: 14px; background: #faf6f1; }
.waiver-copy { margin: 8px 0 14px; color: #69758a; font-size: 0.87rem; line-height: 1.5; }
.waiver-form { display: grid; gap: 11px; }
.waiver-signed { display: flex; gap: 10px; align-items: flex-start; color: #287653; }
.waiver-signed > span { display: inline-grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; background: #e1f1e7; font-weight: 850; }
.waiver-signed p { margin: 3px 0 0; color: #69758a; font-size: 0.8rem; }
.notice { padding: 13px 15px; border-radius: 12px; font-size: 0.9rem; }
.notice-success { color: #287653; background: #e1f1e7; }
.notice-error { color: #8b3b2d; background: #fff0eb; }
.staff-card { max-width: 720px; }
.staff-card h2 { font-size: 2rem; }
.staff-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.workspace-bar { display: flex; gap: 20px; align-items: center; justify-content: space-between; }
.workspace-bar p { margin: 3px 0 0; }
.readiness-list { display: grid; gap: 0; margin-top: 16px; }
.readiness-list > div { display: flex; gap: 15px; justify-content: space-between; padding: 12px 0; border-top: 1px solid #eee9e1; color: #69758a; font-size: 0.88rem; }
.readiness-list strong { color: #25324e; font-size: 0.86rem; }
.readiness-list .ready-text { color: #287653; }
.readiness-list .pending-text { color: #9b5b3d; }
.operation-form { display: grid; gap: 17px; max-width: 800px; padding: 24px; }
.operation-form h3 { margin: 4px 0 0; font-size: 1.25rem; }
.operation-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.attendance-picker { max-width: 900px; }
.attendance-list { display: grid; gap: 0; margin-top: 16px; }
.attendance-row { display: grid; grid-template-columns: minmax(150px, 1fr) 150px auto auto; gap: 12px; align-items: center; padding: 13px 0; border-top: 1px solid #eee9e1; }
.attendance-row p { margin: 4px 0 0; color: #7d879a; font-size: 0.78rem; }
.button-small { padding: 9px 13px; font-size: 0.82rem; }
.family-search { max-width: 900px; }
.family-directory, .enrollment-status-list { display: grid; gap: 0; margin-top: 16px; }
.family-directory-row, .enrollment-status-row { display: grid; grid-template-columns: minmax(180px, 1fr) auto; gap: 16px; align-items: center; padding: 14px 0; border-top: 1px solid #eee9e1; }
.family-directory-row p, .enrollment-status-row p { margin: 4px 0 0; color: #7d879a; font-size: 0.8rem; }
.family-directory-meta { display: flex; gap: 8px; align-items: center; justify-content: flex-end; flex-wrap: wrap; }
.subsection-heading { margin: 26px 0 0; color: #25324e; font-size: 1rem; }
.enrollment-status-row { grid-template-columns: minmax(180px, 1fr) 140px auto; }
.operation-form label { display: grid; gap: 7px; color: #34425e; font-size: 0.85rem; font-weight: 750; }
.operation-form textarea { width: 100%; padding: 12px; border: 1px solid #d9d4ca; border-radius: 11px; color: #16213e; background: #fff; font: 0.88rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; resize: vertical; }
.operation-form textarea:focus { outline: 3px solid rgba(155, 91, 61, 0.2); border-color: #9b5b3d; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.check-row { display: flex !important; grid-template-columns: none !important; gap: 9px !important; align-items: center; font-weight: 600 !important; }
.check-row input { width: 17px; min-height: 17px; }
.form-hint { margin: -6px 0 0; color: #7d879a; font-size: 0.8rem; line-height: 1.5; }
.stripe-card-box { display: grid; gap: 11px; padding: 15px; border: 1px solid #e5c8ba; border-radius: 14px; background: #fffaf7; }
.stripe-card-element { min-height: 46px; padding: 13px 12px; border: 1px solid #d9d4ca; border-radius: 11px; background: #fff; }
.stripe-card-element iframe { width: 100%; }
.stripe-card-error[hidden] { display: none; }
.result-card { max-width: 1000px; padding: 22px; }
.result-card h3 { margin: 3px 0 0; font-size: 1.25rem; }
.code-block { max-height: 520px; margin: 18px 0 0; padding: 17px; overflow: auto; border-radius: 13px; color: #dbe8f1; background: #16213e; font: 0.77rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; word-break: break-word; }
.error-card { max-width: 620px; margin: 10vh auto; padding: 30px; }
.error-card h1 { margin-top: 8px; font-size: 2.5rem; }

@media (max-width: 900px) {
  .login-layout, .content-grid, .progress-grid { grid-template-columns: 1fr; }
  .class-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .topbar, .app-shell, .footer { width: min(100% - 28px, 1180px); }
  .app-shell { padding-top: 4vh; }
  .portal-header { align-items: center; }
  .portal-header h1 { font-size: 2.55rem; }
  .portal-header .button { padding: 10px 12px; font-size: 0.82rem; }
  .stat-grid, .class-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .operation-grid { grid-template-columns: 1fr; }
  .attendance-row { grid-template-columns: 1fr 1fr; }
  .attendance-row .check-row { grid-column: 1; }
  .attendance-row .button-small { grid-column: 2; grid-row: 2; }
  .family-directory-row, .enrollment-status-row { grid-template-columns: 1fr; }
  .family-directory-meta { justify-content: flex-start; }
  .welcome-strip, .info-banner { align-items: flex-start; flex-direction: column; }
  .workspace-bar { align-items: flex-start; }
  .portal-nav { overflow-x: auto; }
  .nav-button { flex: none; }
  .list-row { align-items: flex-start; }
}