:root {
      --navy: #0b2a4a;
      --navy-deep: #071c32;
      --gold: #c9a227;
      --gold-soft: #e8d48b;
      --cream: #f7f3ea;
      --ink: #1a2433;
      --muted: #5b6777;
      --white: #ffffff;
      --card: #ffffff;
      --shadow: 0 18px 50px rgba(7, 28, 50, 0.12);
      --radius: 18px;
      --seal-navy: #0B2A5B;
      --seal-red: #8B1E2D;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: "Source Sans 3", system-ui, sans-serif;
      color: var(--ink);
      background: var(--cream);
      line-height: 1.65;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; }
    .wrap {
      width: min(1120px, calc(100% - 2rem));
      margin-inline: auto;
    }
    header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(14px);
      background: rgba(7, 28, 50, 0.92);
      border-bottom: 1px solid rgba(201, 162, 39, 0.28);
    }
    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      min-height: 78px;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 0.85rem;
      text-decoration: none;
      color: var(--white);
    }
    .brand-logo {
      width: 54px;
      height: 54px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 0 0 2px rgba(201,162,39,0.45);
      object-fit: contain;
    }
    .brand-text strong {
      display: block;
      font-family: "Cormorant Garamond", Georgia, serif;
      font-size: 1.35rem;
      font-weight: 700;
      letter-spacing: 0.02em;
      line-height: 1.1;
    }
    .brand-text span {
      display: block;
      font-size: 0.78rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--gold-soft);
      opacity: 0.95;
    }
    .nav-links {
      display: flex;
      flex-wrap: wrap;
      gap: 0.35rem 1rem;
      list-style: none;
      justify-content: flex-end;
    }
    .nav-links a {
      color: rgba(255,255,255,0.9);
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 600;
    }
    .nav-links a:hover { color: var(--gold-soft); }
    .nav-right {
      display: flex;
      align-items: center;
      gap: 0.85rem 1.15rem;
      flex-wrap: wrap;
      justify-content: flex-end;
    }
    .btn-student-login {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      white-space: nowrap;
      border-radius: 999px;
      padding: 0.55rem 1.15rem;
      font-weight: 700;
      font-size: 0.92rem;
      text-decoration: none;
      background: var(--gold);
      color: var(--navy-deep);
      border: 1px solid rgba(201, 162, 39, 0.9);
      box-shadow: 0 6px 18px rgba(201, 162, 39, 0.28);
      transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
    }
    .btn-student-login:hover {
      background: var(--gold-soft);
      transform: translateY(-1px);
      box-shadow: 0 8px 22px rgba(201, 162, 39, 0.38);
    }
    .hero {
      position: relative;
      color: var(--white);
      overflow: hidden;
      background:
        linear-gradient(115deg, rgba(7,28,50,0.94) 0%, rgba(11,42,74,0.8) 48%, rgba(11,42,74,0.58) 100%),
        url("/assets/hero-classroom.jpg") center/cover no-repeat;
      min-height: 78vh;
      display: grid;
      align-items: end;
    }
    .hero-inner {
      padding: 5.5rem 0 4.5rem;
      display: grid;
      grid-template-columns: 1.15fr auto;
      gap: 2rem;
      align-items: end;
    }
    .hero-seal {
      width: min(220px, 42vw);
      height: auto;
      filter: drop-shadow(0 18px 40px rgba(0,0,0,0.35));
      justify-self: end;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.4rem 0.8rem;
      border-radius: 999px;
      background: rgba(201, 162, 39, 0.16);
      border: 1px solid rgba(201, 162, 39, 0.45);
      color: var(--gold-soft);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-bottom: 1.1rem;
    }
    h1, h2, h3 {
      font-family: "Cormorant Garamond", Georgia, serif;
      font-weight: 700;
      line-height: 1.12;
    }
    h1 {
      font-size: clamp(2.6rem, 6vw, 4.4rem);
      max-width: 14ch;
      margin-bottom: 1rem;
    }
    .hero p.lead {
      max-width: 38rem;
      font-size: 1.15rem;
      color: rgba(255,255,255,0.9);
      margin-bottom: 1.75rem;
    }
    .actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.85rem;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.45rem;
      border-radius: 999px;
      padding: 0.9rem 1.35rem;
      font-weight: 700;
      text-decoration: none;
      border: 1px solid transparent;
      transition: transform .15s ease, background .15s ease, color .15s ease;
      cursor: pointer;
      font-family: inherit;
      font-size: 1rem;
    }
    .btn:hover { transform: translateY(-1px); }
    .btn-primary {
      background: var(--gold);
      color: var(--navy-deep);
    }
    .btn-primary:hover { background: var(--gold-soft); }
    .btn-secondary {
      background: transparent;
      color: var(--white);
      border-color: rgba(255,255,255,0.45);
    }
    .btn-secondary:hover {
      background: rgba(255,255,255,0.08);
    }
    .btn-block { width: 100%; }
    .notice {
      background: #fff8e6;
      border-bottom: 1px solid #f0dfa4;
      color: #5c4a12;
    }
    .notice .wrap {
      padding: 0.9rem 0;
      font-size: 0.98rem;
      font-weight: 600;
    }
    .notice a { color: #6b5410; }
    section { padding: 4.5rem 0; }
    .section-kicker {
      color: var(--gold);
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      font-size: 0.8rem;
      margin-bottom: 0.6rem;
    }
    h2 {
      font-size: clamp(2rem, 4vw, 2.8rem);
      color: var(--navy);
      margin-bottom: 1rem;
    }
    .intro {
      max-width: 46rem;
      color: var(--muted);
      font-size: 1.08rem;
      margin-bottom: 2rem;
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.25rem;
    }
    .card {
      background: var(--card);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding: 1.5rem;
      border: 1px solid rgba(11, 42, 74, 0.06);
      height: 100%;
    }
    .card h3 {
      font-size: 1.55rem;
      color: var(--navy);
      margin-bottom: 0.55rem;
    }
    .card p, .card li { color: var(--muted); }
    .icon {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      margin-bottom: 1rem;
      background: linear-gradient(145deg, rgba(201,162,39,0.18), rgba(11,42,74,0.08));
      color: var(--navy);
      font-size: 1.35rem;
    }
    .split {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 2rem;
      align-items: center;
    }
    .photo-card {
      border-radius: 24px;
      overflow: hidden;
      box-shadow: var(--shadow);
      min-height: 360px;
      background:
        linear-gradient(180deg, rgba(7,28,50,0.05), rgba(7,28,50,0.35)),
        url("/assets/section-education.jpg") center/cover no-repeat;
    }
    .values {
      display: flex;
      flex-wrap: wrap;
      gap: 0.65rem;
      margin-top: 1.25rem;
    }
    .chip {
      background: rgba(11,42,74,0.06);
      color: var(--navy);
      border: 1px solid rgba(11,42,74,0.08);
      border-radius: 999px;
      padding: 0.45rem 0.85rem;
      font-weight: 700;
      font-size: 0.92rem;
    }
    .band {
      background: linear-gradient(135deg, var(--navy-deep), var(--navy) 55%, #163d68);
      color: var(--white);
    }
    .band h2 { color: var(--white); }
    .band .intro { color: rgba(255,255,255,0.82); }
    .band .card {
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.12);
      box-shadow: none;
      color: var(--white);
    }
    .band .card h3 { color: var(--gold-soft); }
    .band .card p, .band .card li { color: rgba(255,255,255,0.84); }
    ul.clean {
      list-style: none;
      display: grid;
      gap: 0.55rem;
    }
    ul.clean li {
      padding-left: 1.4rem;
      position: relative;
    }
    ul.clean li::before {
      content: "";
      width: 0.55rem;
      height: 0.55rem;
      border-radius: 50%;
      background: var(--gold);
      position: absolute;
      left: 0;
      top: 0.55rem;
    }
    .contact-grid {
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      gap: 1.25rem;
      align-items: stretch;
    }
    .contact-box {
      background: var(--white);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding: 1.6rem;
    }
    .contact-box p { color: var(--muted); margin-bottom: 0.75rem; }
    .contact-box a {
      color: var(--navy);
      font-weight: 700;
      text-decoration: none;
    }
    .contact-box a:hover { color: #8a6d12; }
    .form-card {
      background: linear-gradient(160deg, #0b2a4a, #163d68);
      color: #fff;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding: 1.6rem;
    }
    .form-card h3 {
      color: var(--gold-soft);
      font-size: 1.7rem;
      margin-bottom: 0.4rem;
    }
    .form-card .form-lead {
      color: rgba(255,255,255,0.84);
      margin-bottom: 1.15rem;
      font-size: 0.98rem;
    }
    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.85rem;
    }
    .field { margin-bottom: 0.85rem; }
    .field label {
      display: block;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: rgba(255,255,255,0.78);
      margin-bottom: 0.35rem;
    }
    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid rgba(255,255,255,0.22);
      background: rgba(255,255,255,0.08);
      color: #fff;
      border-radius: 12px;
      padding: 0.75rem 0.9rem;
      font: inherit;
      outline: none;
      transition: border-color .15s ease, background .15s ease;
    }
    .field input::placeholder,
    .field textarea::placeholder { color: rgba(255,255,255,0.45); }
    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: var(--gold-soft);
      background: rgba(255,255,255,0.12);
    }
    .field select option { color: #111; }
    .field textarea { min-height: 120px; resize: vertical; }
    .hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }
    .form-status {
      display: none;
      margin-top: 0.85rem;
      padding: 0.75rem 0.9rem;
      border-radius: 12px;
      font-weight: 600;
      font-size: 0.95rem;
    }
    .form-status.show { display: block; }
    .form-status.ok {
      background: rgba(80, 180, 120, 0.18);
      border: 1px solid rgba(120, 220, 160, 0.45);
      color: #d8ffe8;
    }
    .form-status.err {
      background: rgba(220, 80, 80, 0.18);
      border: 1px solid rgba(255, 140, 140, 0.45);
      color: #ffd6d6;
    }
    .form-note {
      margin-top: 0.85rem;
      font-size: 0.85rem;
      color: rgba(255,255,255,0.65);
    }
    footer {
      background: var(--navy-deep);
      color: rgba(255,255,255,0.78);
      padding: 2rem 0 2.4rem;
      font-size: 0.95rem;
    }
    footer strong { color: var(--white); }
    footer a { color: var(--gold-soft); text-decoration: none; }
    .footer-row {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 1rem;
      align-items: flex-start;
    }
    .footer-brand {
      display: flex;
      gap: 0.85rem;
      align-items: center;
    }
    .footer-brand img {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: #fff;
    }
    .legal {
      margin-top: 1rem;
      max-width: 52rem;
      font-size: 0.88rem;
      line-height: 1.55;
      color: rgba(255,255,255,0.62);
    }
    .staff-group {
      margin-top: 2rem;
    }
    .staff-group:first-of-type {
      margin-top: 0.25rem;
    }
    .staff-group h3 {
      font-size: 1.45rem;
      color: var(--navy);
      margin-bottom: 1rem;
      padding-bottom: 0.45rem;
      border-bottom: 2px solid rgba(201, 162, 39, 0.45);
      display: inline-block;
    }
    .staff-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.15rem;
    }
    .staff-card {
      background: var(--card);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      border: 1px solid rgba(11, 42, 74, 0.06);
      overflow: hidden;
      text-align: center;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .staff-photo {
      aspect-ratio: 1 / 1;
      width: 100%;
      object-fit: cover;
      object-position: center top;
      background: linear-gradient(160deg, #d9e4f2, #f3efe4);
    }
    .staff-meta {
      padding: 1rem 0.9rem 1.15rem;
      display: grid;
      gap: 0.2rem;
    }
    .staff-meta strong {
      font-family: "Cormorant Garamond", Georgia, serif;
      font-size: 1.28rem;
      color: var(--navy);
      line-height: 1.15;
      font-weight: 700;
    }
    .staff-meta span {
      color: var(--muted);
      font-size: 0.92rem;
      font-weight: 600;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }
    .staff-note {
      margin-top: 1.5rem;
      color: var(--muted);
      font-size: 0.95rem;
    }
    .staff-note a {
      color: var(--navy);
      font-weight: 700;
      text-decoration: none;
    }
    .staff-note a:hover { color: #8a6d12; }
    @media (max-width: 900px) {
      .grid-3, .split, .contact-grid, .form-row, .hero-inner { grid-template-columns: 1fr; }
      .staff-grid { grid-template-columns: repeat(2, 1fr); }
      .hero-seal { justify-self: start; width: 150px; margin-top: 0.5rem; }
      .hero-inner { padding-top: 4rem; }
      .nav { min-height: auto; padding: 0.85rem 0; flex-direction: column; align-items: flex-start; }
      .nav-right { width: 100%; justify-content: space-between; align-items: center; }
      .nav-links { justify-content: flex-start; }
      .btn-student-login { flex: 0 0 auto; }
    }
    @media (max-width: 520px) {
      .staff-grid { grid-template-columns: 1fr; }
    }

    /* added 2026-09-03: about + legal identity */
    .notice-legal {
      background: #fff;
      border-bottom: 1px solid rgba(11, 42, 74, 0.1);
      color: var(--ink);
    }
    .notice-legal .wrap {
      padding: 0.85rem 0;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--ink);
    }
    .notice-legal a { color: var(--navy); font-weight: 700; }
    .page-hero {
      color: var(--white);
      background: linear-gradient(115deg, rgba(7,28,50,0.96) 0%, rgba(11,42,74,0.88) 100%);
      padding: 3.4rem 0 3rem;
    }
    .page-hero h1 {
      max-width: 18ch;
      font-size: clamp(2.2rem, 5vw, 3.4rem);
      margin-bottom: 0.75rem;
    }
    .page-hero .lead {
      max-width: 42rem;
      font-size: 1.12rem;
      color: rgba(255,255,255,0.9);
    }
    .org-card {
      background: var(--card);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      border: 1px solid rgba(11, 42, 74, 0.08);
      padding: 1.5rem 1.65rem;
    }
    .org-dl {
      display: grid;
      grid-template-columns: 12.5rem 1fr;
      gap: 0.55rem 1.1rem;
    }
    .org-dl dt {
      color: var(--muted);
      font-weight: 700;
      font-size: 0.8rem;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }
    .org-dl dd { margin: 0; color: var(--ink); }
    .org-dl a { color: var(--navy); font-weight: 700; text-decoration: none; }
    .purpose {
      background: var(--card);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      border-left: 6px solid var(--gold);
      padding: 1.65rem 1.8rem;
    }
    .purpose blockquote {
      font-size: 1.08rem;
      color: var(--ink);
    }
    .purpose p + p { margin-top: 1rem; }
    .purpose cite {
      display: block;
      margin-top: 1.15rem;
      color: var(--muted);
      font-size: 0.9rem;
      font-style: normal;
      font-weight: 600;
    }
    footer .legal strong { color: var(--gold-soft); font-weight: 700; }
    @media (max-width: 700px) {
      .org-dl { grid-template-columns: 1fr; gap: 0.15rem 0; }
      .org-dl dt { margin-top: 0.55rem; }
    }