/* Shared hub shell styles moved to src/styles/hub-shell.css */

    .page-hero {
      position: relative;
      overflow: hidden;
    }
    .page-hero::after {
      content: "";
      position: absolute;
      inset: auto auto -80px 12%;
      width: 340px;
      height: 340px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255,185,108,0.2) 0%, rgba(255,185,108,0.04) 38%, transparent 70%);
      pointer-events: none;
      filter: blur(6px);
    }
    .page-hero-left { max-width: 640px; }
    .page-hero-h1 { max-width: 12ch; }
    .page-hero-sub {
      max-width: 60ch;
      font-size: 1.02rem;
    }
    .page-hero-right {
      width: min(480px, 100%);
      align-self: stretch;
      display: flex;
    }
    .student-command {
      width: 100%;
      padding: 1.4rem;
      border-radius: 28px;
      border: 1px solid rgba(255,255,255,0.14);
      background: linear-gradient(155deg, rgba(9,12,17,0.82), rgba(13,28,44,0.86) 52%, rgba(191,87,0,0.2) 100%);
      box-shadow: 0 28px 80px rgba(0,0,0,0.22);
      backdrop-filter: blur(14px);
      position: relative;
      overflow: hidden;
    }
    .student-command::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
      background-size: 40px 40px;
      opacity: 0.28;
      pointer-events: none;
    }
    .student-command-top,
    .student-command-grid { position: relative; z-index: 1; }
    .student-command-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 1rem;
    }
    .student-command-kicker {
      font-size: 0.74rem;
      font-weight: 800;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: #ffcb96;
    }
    .student-command-status {
      font-size: 0.72rem;
      padding: 0.36rem 0.7rem;
      border-radius: 999px;
      color: #c2ffd6;
      background: rgba(34,197,94,0.16);
      border: 1px solid rgba(34,197,94,0.28);
      white-space: nowrap;
    }
    .student-command-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.85rem;
    }
    .student-command-card {
      min-height: 134px;
      padding: 1rem;
      border-radius: 20px;
      background: rgba(255,255,255,0.07);
      border: 1px solid rgba(255,255,255,0.12);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 0.7rem;
    }
    .student-command-card.card-primary {
      grid-column: span 2;
      min-height: 148px;
      background: radial-gradient(circle at top right, rgba(255,198,124,0.17), transparent 28%), linear-gradient(135deg, rgba(191,87,0,0.22), rgba(255,255,255,0.06));
      border-color: rgba(255,185,108,0.2);
    }
    .student-command-label {
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: #ffcb96;
    }
    .student-command-title {
      font-size: 1.35rem;
      line-height: 1.08;
      letter-spacing: -0.03em;
      color: var(--white);
      font-weight: 800;
      max-width: 18ch;
    }
    .student-command-meta,
    .student-command-copy {
      font-size: 0.84rem;
      line-height: 1.55;
      color: rgba(255,255,255,0.75);
    }
    .student-command-stat {
      font-size: 2rem;
      font-weight: 800;
      line-height: 0.95;
      letter-spacing: -0.05em;
      color: var(--white);
    }

    .student-rhythm {
      position: relative;
      background: radial-gradient(circle at 15% 20%, rgba(191,87,0,0.08), transparent 32%), linear-gradient(180deg, #fffaf5 0%, #fff 100%);
      border-bottom: 1px solid rgba(191,87,0,0.12);
      padding: 2.6rem 0 3.2rem;
    }
    .student-rhythm-shell {
      display: grid;
      grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.4fr);
      gap: 1.5rem;
      align-items: start;
    }
    .student-rhythm-intro { padding-right: 1rem; }
    .student-rhythm-label {
      font-size: 0.74rem;
      font-weight: 800;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 0.75rem;
    }
    .student-rhythm-title {
      font-size: clamp(1.7rem, 3vw, 2.5rem);
      line-height: 1.02;
      letter-spacing: -0.04em;
      color: var(--text-primary);
      margin-bottom: 0.85rem;
    }
    .student-rhythm-sub {
      font-size: 0.94rem;
      line-height: 1.7;
      color: var(--text-muted);
      max-width: 48ch;
    }
    .student-rhythm-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1rem;
    }
    .student-rhythm-card {
      background: rgba(255,255,255,0.9);
      border: 1px solid rgba(191,87,0,0.14);
      border-radius: 24px;
      padding: 1.35rem 1.3rem 1.2rem;
      box-shadow: 0 14px 36px rgba(66, 38, 0, 0.06);
      position: relative;
      overflow: hidden;
      min-height: 230px;
    }
    .student-rhythm-card::after {
      content: "";
      position: absolute;
      inset: auto -20px -38px auto;
      width: 120px;
      height: 120px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(191,87,0,0.18), rgba(191,87,0,0.02) 60%, transparent 68%);
      pointer-events: none;
    }
    .student-rhythm-kicker {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      padding: 0.32rem 0.62rem;
      border-radius: 999px;
      background: rgba(191,87,0,0.08);
      color: var(--orange);
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 0.95rem;
    }
    .student-rhythm-card h3 {
      font-size: 1.08rem;
      line-height: 1.18;
      color: var(--text-primary);
      margin-bottom: 0.65rem;
    }
    .student-rhythm-card p {
      font-size: 0.86rem;
      line-height: 1.65;
      color: var(--text-muted);
      margin-bottom: 1.2rem;
      max-width: 30ch;
    }
    .student-rhythm-link {
      position: relative;
      z-index: 1;
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--orange);
    }

    .canvas-priority {
      background: linear-gradient(180deg, #fff 0%, #fff8f1 100%);
      border-bottom: 1px solid rgba(191,87,0,0.12);
      padding: 2.4rem 0 3rem;
    }
    .canvas-priority-shell {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.9fr);
      gap: 1.25rem;
      align-items: stretch;
    }
    .canvas-priority-copy,
    .canvas-priority-panel {
      border-radius: 26px;
      padding: 1.5rem;
    }
    .canvas-priority-copy {
      background: linear-gradient(135deg, rgba(191,87,0,0.08), rgba(255,255,255,0.92));
      border: 1px solid rgba(191,87,0,0.14);
    }
    .canvas-priority-label {
      font-size: 0.74rem;
      font-weight: 800;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 0.8rem;
    }
    .canvas-priority-title {
      font-size: clamp(1.8rem, 3vw, 2.7rem);
      line-height: 0.98;
      letter-spacing: -0.05em;
      color: var(--text-primary);
      max-width: 12ch;
      margin-bottom: 0.85rem;
    }
    .canvas-priority-sub {
      font-size: 0.96rem;
      line-height: 1.72;
      color: var(--text-muted);
      max-width: 58ch;
      margin-bottom: 1.1rem;
    }
    .canvas-priority-actions {
      display: flex;
      gap: 0.8rem;
      flex-wrap: wrap;
    }
    .canvas-priority-panel {
      background: linear-gradient(155deg, #162131 0%, #223550 100%);
      border: 1px solid rgba(27,42,59,0.24);
      color: var(--white);
    }
    .canvas-priority-chip {
      display: inline-flex;
      padding: 0.34rem 0.7rem;
      border-radius: 999px;
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #9bd4ff;
      background: rgba(96,165,250,0.12);
      border: 1px solid rgba(96,165,250,0.24);
      margin-bottom: 1rem;
    }
    .canvas-priority-list {
      display: grid;
      gap: 0.85rem;
    }
    .canvas-priority-item {
      padding: 0.95rem 1rem;
      border-radius: 16px;
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.1);
      display: grid;
      gap: 0.28rem;
    }
    .canvas-priority-item strong {
      font-size: 0.88rem;
      color: var(--white);
    }
    .canvas-priority-item span {
      font-size: 0.82rem;
      line-height: 1.6;
      color: rgba(255,255,255,0.76);
    }

    /* ─── AI TOOLS FEATURE (dark) ─── */
    .ai-feature { background: var(--charcoal); position: relative; overflow: hidden; padding: 4.5rem 0; }
    .ai-feature-bg {
      position: absolute; inset: 0;
      background:
        radial-gradient(ellipse 60% 80% at 90% 50%, rgba(191,87,0,0.12) 0%, transparent 55%),
        radial-gradient(ellipse 50% 60% at 10% 50%, rgba(27,42,59,0.7) 0%, transparent 60%),
        linear-gradient(160deg, #0a0a0a 0%, #141414 50%, #0f1a25 100%);
    }
    .ai-feature-mesh { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px); background-size: 48px 48px; }
    .ai-feature-content { position: relative; z-index: 2; }
    .ai-feature-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 2.5rem; gap: 2rem; }
    .ai-feature-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: var(--white); letter-spacing: -0.025em; line-height: 1.2; }
    .ai-feature-title em { color: #F5A461; font-style: normal; }
    .ai-feature-sub { font-size: 0.97rem; color: rgba(255,255,255,0.76); margin-top: 0.625rem; line-height: 1.65; max-width: 480px; }
    .ai-eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; background: rgba(191,87,0,0.2); border: 1px solid rgba(191,87,0,0.35); color: #F5A461; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.3rem 0.75rem; border-radius: 20px; margin-bottom: 0.875rem; }

    /* ── FREE banner ── */
    .free-banner {
      background: linear-gradient(135deg, rgba(34,197,94,0.18), rgba(34,197,94,0.1));
      border: 1px solid rgba(34,197,94,0.34);
      border-radius: var(--r-lg);
      padding: 1rem 1.5rem;
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 2.25rem;
    }
    .free-banner-icon { font-size: 1.5rem; flex-shrink: 0; }
    .free-banner-text { flex: 1; }
    .free-banner-title { font-size: 0.92rem; font-weight: 700; color: #4ade80; margin-bottom: 0.2rem; }
    .free-banner-desc { font-size: 0.82rem; color: rgba(255,255,255,0.78); line-height: 1.55; }
    .free-banner-badge { flex-shrink: 0; background: rgba(34,197,94,0.2); border: 1px solid rgba(34,197,94,0.38); color: #86efac; font-size: 0.72rem; font-weight: 700; padding: 0.3rem 0.75rem; border-radius: 20px; letter-spacing: 0.06em; }

    .spark-overview {
      display: grid;
      grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.85fr);
      gap: 1.25rem;
      margin-bottom: 1.25rem;
      align-items: stretch;
    }
    .spark-overview-main,
    .spark-side-card {
      position: relative;
      overflow: hidden;
      border-radius: var(--r-xl);
      border: 1px solid rgba(255,255,255,0.14);
    }
    .spark-overview-main {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      padding: 2rem;
      min-height: 100%;
      background:
        radial-gradient(circle at 84% 18%, rgba(245,164,97,0.16), transparent 24%),
        radial-gradient(circle at 18% 84%, rgba(34,197,94,0.1), transparent 26%),
        linear-gradient(135deg, rgba(191,87,0,0.2), rgba(14,18,25,0.92) 52%, rgba(12,29,45,0.92));
      box-shadow: 0 28px 60px rgba(0,0,0,0.24);
    }
    .spark-overview-main::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
      background-size: 52px 52px;
      opacity: 0.45;
      pointer-events: none;
    }
    .spark-main-top,
    .spark-capabilities,
    .spark-main-footer { position: relative; z-index: 1; }
    .spark-main-top {
      display: flex;
      justify-content: space-between;
      gap: 1.25rem;
      align-items: flex-start;
    }
    .spark-badge { margin-bottom: 1rem; }
    .spark-overview-title {
      font-size: clamp(2rem, 3.8vw, 3rem);
      line-height: 0.95;
      letter-spacing: -0.04em;
      font-weight: 800;
      color: var(--white);
      margin-bottom: 0.8rem;
    }
    .spark-overview-desc {
      max-width: 58ch;
      font-size: 1rem;
      color: rgba(255,255,255,0.82);
      line-height: 1.72;
    }
    .spark-mark {
      width: 76px;
      height: 76px;
      border-radius: 22px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 2.2rem;
      color: #ffd28c;
      background: linear-gradient(180deg, rgba(245,164,97,0.24), rgba(191,87,0,0.18));
      border: 1px solid rgba(245,164,97,0.26);
      box-shadow: inset 0 0 30px rgba(255,191,120,0.08);
    }
    .spark-model-chips { margin-bottom: 0; }
    .spark-capabilities {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.8rem;
    }
    .spark-capability {
      display: flex;
      gap: 0.75rem;
      align-items: flex-start;
      padding: 0.95rem 1rem;
      border-radius: 14px;
      background: rgba(255,255,255,0.07);
      border: 1px solid rgba(255,255,255,0.1);
      color: rgba(255,255,255,0.88);
      font-size: 0.86rem;
      line-height: 1.55;
    }
    .spark-capability span {
      flex-shrink: 0;
      font-size: 1rem;
      line-height: 1.2;
    }
    .spark-main-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 1rem;
      margin-top: auto;
      padding-top: 0.25rem;
    }
    .spark-footer-note {
      font-size: 0.76rem;
      color: rgba(255,255,255,0.68);
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }
    .spark-overview-side {
      display: grid;
      gap: 1rem;
      grid-template-rows: 1fr 1fr;
    }
    .spark-side-card {
      padding: 1.5rem;
      background: linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.06));
      backdrop-filter: blur(10px);
    }
    .spark-side-kicker {
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: #f5a461;
      margin-bottom: 0.9rem;
    }
    .spark-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 0.8rem;
    }
    .spark-list li {
      position: relative;
      padding-left: 1.15rem;
      color: rgba(255,255,255,0.84);
      font-size: 0.88rem;
      line-height: 1.6;
    }
    .spark-list li::before {
      content: '•';
      position: absolute;
      left: 0;
      top: 0;
      color: #4ade80;
      font-size: 1rem;
      line-height: 1.3;
    }
    .spark-agent-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }
    .spark-agent-pill {
      font-size: 0.74rem;
      padding: 0.34rem 0.7rem;
      border-radius: 999px;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.12);
      color: rgba(255,255,255,0.88);
      line-height: 1.35;
    }
    .spark-side-note {
      margin-top: 1rem;
      padding-top: 1rem;
      border-top: 1px solid rgba(255,255,255,0.09);
      color: rgba(255,255,255,0.72);
      font-size: 0.78rem;
      line-height: 1.6;
    }

    /* AI tool cards */
    .ai-tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1.25rem; }
    .ai-tools-grid-support { margin-top: 0.2rem; }
    .ai-tool-card { background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--r-lg); padding: 1.625rem 1.5rem; display: block; transition: all .22s; position: relative; overflow: hidden; }
    .ai-tool-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--orange), transparent); opacity: 0; transition: opacity .2s; }
    .ai-tool-card:hover { background: rgba(255,255,255,0.11); border-color: rgba(191,87,0,0.35); transform: translateY(-2px); }
    .ai-tool-card:hover::before { opacity: 1; }

    /* Spark hero card — spans 2 cols */
    .ai-tool-card-wide {
      grid-column: span 2;
      background: rgba(191,87,0,0.12);
      border-color: rgba(191,87,0,0.3);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.5rem;
      align-items: center;
    }
    .ai-tool-card-wide:hover { background: rgba(191,87,0,0.12); }

    .ai-tool-badge { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.22rem 0.6rem; border-radius: 20px; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 0.875rem; }
    .badge-free { background: rgba(34,197,94,0.15); color: #4ade80; border: 1px solid rgba(34,197,94,0.25); }
    .badge-licensed { background: rgba(59,130,246,0.15); color: #60a5fa; border: 1px solid rgba(59,130,246,0.25); }
    .badge-beta { background: rgba(168,85,247,0.15); color: #c084fc; border: 1px solid rgba(168,85,247,0.25); }
    .badge-new { background: rgba(191,87,0,0.2); color: #F5A461; border: 1px solid rgba(191,87,0,0.35); }
    .ai-tool-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 0.875rem; font-size: 1.4rem; }
    .ai-tool-icon-spark { background: rgba(191,87,0,0.16); }
    .ai-tool-icon-secure { background: rgba(34,197,94,0.12); }
    .ai-tool-icon-guidance { background: rgba(255,255,255,0.09); }
    .ai-tool-name { font-size: 1.05rem; font-weight: 700; color: var(--white); margin-bottom: 0.375rem; }
    .ai-tool-desc { font-size: 0.855rem; color: rgba(255,255,255,0.78); line-height: 1.6; margin-bottom: 1rem; }
    .ai-tool-footer { display: flex; align-items: center; justify-content: space-between; }
    .ai-tool-link { font-size: 0.8rem; color: #F5A461; font-weight: 500; display: flex; align-items: center; gap: 0.3rem; transition: gap .15s; }
    .ai-tool-link:hover { gap: 0.5rem; }
    .ai-tool-users { font-size: 0.73rem; color: rgba(255,255,255,0.68); }

    /* Model chips on the wide card */
    .model-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
    .model-chip {
      display: inline-flex; align-items: center; gap: 0.35rem;
      background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.16);
      color: rgba(255,255,255,0.88); padding: 0.28rem 0.65rem;
      border-radius: 6px; font-size: 0.73rem; font-weight: 500;
    }
    .model-chip-dot { width: 6px; height: 6px; border-radius: 50%; }
    .dot-green { background: #22c55e; box-shadow: 0 0 5px #22c55e; }
    .dot-blue  { background: #60a5fa; box-shadow: 0 0 5px #60a5fa; }
    .dot-purple{ background: #c084fc; box-shadow: 0 0 5px #c084fc; }
    .dot-orange{ background: #F5A461; box-shadow: 0 0 5px #F5A461; }
    .spark-big-cta {
      display: inline-flex; align-items: center; gap: 0.5rem;
      background: linear-gradient(135deg, var(--orange), #E07030);
      color: white; border: none;
      padding: 0.8rem 1.75rem; border-radius: 10px;
      font-size: 0.95rem; font-weight: 700;
      transition: opacity .15s, transform .15s; cursor: pointer;
      margin-top: 0.5rem;
    }
    .spark-big-cta:hover { opacity: 0.9; transform: translateY(-1px); }

    .btn-utai { display: inline-flex; align-items: center; gap: 0.5rem; background: linear-gradient(135deg, var(--orange), #E07030); color: white; border: none; padding: 0.8rem 2rem; border-radius: 10px; font-size: 0.925rem; font-weight: 600; transition: opacity .15s, transform .15s; cursor: pointer; }
    .btn-utai:hover { opacity: 0.9; transform: translateY(-1px); }
    .ai-tools-cta-row { display: flex; justify-content: center; margin-top: 2rem; }

    /* ─── QUICK ACCESS ─── */
    .quick-links { background: var(--white); padding: 3.5rem 0; border-bottom: 1px solid var(--border); }
    .ql-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
    .ql-card { border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.5rem 1.375rem; transition: all .22s; background: var(--white); display: block; position: relative; overflow: hidden; }
    .ql-card::after { content: ''; position: absolute; inset: 0; background: var(--orange-faint); opacity: 0; transition: opacity .2s; }
    .ql-card:hover { border-color: rgba(191,87,0,0.4); box-shadow: 0 4px 22px rgba(191,87,0,0.1); transform: translateY(-2px); }
    .ql-card:hover::after { opacity: 1; }
    .ql-card-canvas {
      grid-column: span 2;
      background: linear-gradient(135deg, #fff7ee, #fff);
      border-color: rgba(191,87,0,0.22);
      box-shadow: 0 12px 30px rgba(191,87,0,0.08);
    }
    .ql-card-kicker {
      position: relative;
      z-index: 1;
      display: inline-flex;
      align-items: center;
      margin-bottom: 0.8rem;
      padding: 0.32rem 0.68rem;
      border-radius: 999px;
      font-size: 0.7rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--orange);
      background: rgba(191,87,0,0.08);
      border: 1px solid rgba(191,87,0,0.16);
    }
    .ql-icon { width: 44px; height: 44px; background: var(--warm-gray); border-radius: 11px; display: flex; align-items: center; justify-content: center; margin-bottom: 0.875rem; font-size: 1.3rem; position: relative; z-index: 1; transition: background .2s; }
    .ql-card:hover .ql-icon { background: var(--orange-light); }
    .ql-name { font-size: 0.94rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.3rem; position: relative; z-index: 1; }
    .ql-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.55; position: relative; z-index: 1; }

    /* ─── GETTING STARTED ─── */
    .getting-started { background: var(--off-white); padding: 4.5rem 0; border-bottom: 1px solid var(--border); }
    .gs-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
    .gs-step {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--r-xl);
      padding: 2rem 1.625rem;
      position: relative;
      transition: all .22s;
    }
    .gs-step:hover { box-shadow: var(--sh-md); transform: translateY(-2px); border-color: rgba(191,87,0,0.3); }
    .gs-step-num {
      position: absolute;
      top: -14px; left: 1.625rem;
      background: var(--orange);
      color: white;
      font-size: 0.72rem; font-weight: 800;
      letter-spacing: 0.04em;
      padding: 0.2rem 0.65rem;
      border-radius: 20px;
    }
    .gs-step-icon { font-size: 1.75rem; margin-bottom: 0.875rem; margin-top: 0.5rem; }
    .gs-step-title { font-size: 0.97rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.375rem; }
    .gs-step-desc { font-size: 0.835rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 1rem; }
    .gs-step-link { font-size: 0.8rem; color: var(--orange); font-weight: 500; display: flex; align-items: center; gap: 0.3rem; transition: gap .15s; }
    .gs-step-link:hover { gap: 0.5rem; }

    /* ─── SOFTWARE & FREE STUFF ─── */
    .free-software { background: var(--white); padding: 4.5rem 0; border-bottom: 1px solid var(--border); }
    .software-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
    .sw-card { border: 1px solid var(--border); border-radius: var(--r-xl); overflow: hidden; background: var(--white); display: block; transition: all .22s; }
    .sw-card:hover { box-shadow: var(--sh-lg); transform: translateY(-3px); }
    .sw-card-header { padding: 1.75rem 1.75rem 1.25rem; border-bottom: 1px solid var(--border); }
    .sw-card-icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 1rem; }
    .sw-card-title { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.25rem; }
    .sw-card-sub { font-size: 0.835rem; color: var(--text-muted); line-height: 1.55; }
    .sw-card-body { padding: 1.25rem 1.75rem 1.75rem; }
    .sw-tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.125rem; }
    .sw-tag { background: var(--warm-gray); color: var(--text-body); font-size: 0.72rem; font-weight: 600; padding: 0.22rem 0.65rem; border-radius: 6px; border: 1px solid var(--border); }
    .sw-cta-link { font-size: 0.835rem; color: var(--orange); font-weight: 600; display: flex; align-items: center; gap: 0.3rem; transition: gap .15s; }
    .sw-cta-link:hover { gap: 0.5rem; }

    /* ─── CONNECTIVITY & DEVICES ─── */
    .connectivity { background: var(--off-white); padding: 4.5rem 0; border-bottom: 1px solid var(--border); }
    .conn-layout { display: grid; grid-template-columns: 1fr; gap: 1.25rem; align-items: start; }
    .conn-card-list { display: flex; flex-direction: column; gap: 0.75rem; }
    .conn-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.25rem 1.5rem; display: flex; gap: 1.125rem; align-items: flex-start; transition: all .2s; cursor: pointer; }
    .conn-card:hover { border-color: rgba(191,87,0,0.3); box-shadow: var(--sh-md); }
    .conn-icon { width: 42px; height: 42px; background: var(--warm-gray); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; transition: background .2s; }
    .conn-card:hover .conn-icon { background: var(--orange-light); }
    .conn-body { flex: 1; }
    .conn-title { font-size: 0.92rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.25rem; }
    .conn-desc { font-size: 0.815rem; color: var(--text-muted); line-height: 1.55; }
    .conn-arrow { color: var(--text-subtle); font-size: 0.85rem; flex-shrink: 0; margin-top: 0.125rem; transition: color .2s; }
    .conn-card:hover .conn-arrow { color: var(--orange); }

    /* Devices highlight card */
    .devices-highlight {
      background: var(--charcoal);
      border-radius: var(--r-xl);
      padding: 2.25rem 2rem;
      position: relative;
      overflow: hidden;
    }
    .devices-highlight-bg {
      position: absolute; inset: 0;
      background: radial-gradient(ellipse 70% 60% at 80% 30%, rgba(191,87,0,0.15) 0%, transparent 60%);
    }
    .devices-highlight-content { position: relative; z-index: 1; }
    .devices-tag { display: inline-flex; align-items: center; gap: 0.4rem; background: rgba(191,87,0,0.2); border: 1px solid rgba(191,87,0,0.35); color: #F5A461; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.28rem 0.7rem; border-radius: 20px; margin-bottom: 1rem; }
    .devices-title { font-size: 1.3rem; font-weight: 800; color: var(--white); line-height: 1.25; letter-spacing: -0.02em; margin-bottom: 0.625rem; }
    .devices-desc { font-size: 0.875rem; color: rgba(255,255,255,0.76); line-height: 1.65; margin-bottom: 1.5rem; }
    .devices-item-list { display: flex; flex-direction: column; gap: 0.625rem; margin-bottom: 1.75rem; }
    .devices-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.855rem; color: rgba(255,255,255,0.84); }
    .devices-item::before { content: '✓'; color: #4ade80; font-weight: 700; font-size: 0.8rem; flex-shrink: 0; }
    .btn-outline-white { display: inline-flex; align-items: center; gap: 0.4rem; border: 1.5px solid rgba(255,255,255,0.36); color: rgba(255,255,255,0.94); background: rgba(255,255,255,0.04); padding: 0.6rem 1.25rem; border-radius: 9px; font-size: 0.875rem; font-weight: 600; transition: background .15s, border-color .15s; cursor: pointer; }
    .btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.56); }

    /* ─── SUPPORT TRIPTYCH ─── */
    .support-triptych { background: var(--warm-gray); padding: 3.75rem 0; border-bottom: 1px solid var(--border); }
    .support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
    .support-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 2rem 1.75rem; text-align: center; transition: all .22s; }
    .support-card:hover { box-shadow: var(--sh-lg); transform: translateY(-2px); }
    .support-icon { width: 56px; height: 56px; background: var(--warm-gray); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 1.25rem; }
    .support-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.5rem; }
    .support-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 1.25rem; }
    .support-cta { display: inline-flex; align-items: center; gap: 0.4rem; background: var(--warm-gray); border: 1px solid var(--border-mid); color: var(--text-body); padding: 0.55rem 1.25rem; border-radius: 8px; font-size: 0.84rem; font-weight: 600; transition: all .15s; }
    .support-cta:hover { background: var(--orange); color: white; border-color: var(--orange); }

    /* ─── ANNOUNCEMENTS ─── */
    .student-live { background: var(--white); padding: 4rem 0; }
    .student-live-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
    .student-live-card {
      display: block;
      border: 1px solid rgba(191,87,0,0.14);
      border-radius: 24px;
      padding: 1.6rem;
      background:
        radial-gradient(circle at top right, rgba(191,87,0,0.09), transparent 26%),
        linear-gradient(180deg, #fffaf5 0%, #fff 100%);
      transition: all .2s;
      box-shadow: 0 12px 34px rgba(66, 38, 0, 0.05);
    }
    .student-live-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(66, 38, 0, 0.08);
      border-color: rgba(191,87,0,0.24);
    }
    .student-live-kicker {
      display: inline-flex;
      margin-bottom: 0.9rem;
      padding: 0.3rem 0.62rem;
      border-radius: 999px;
      background: rgba(191,87,0,0.08);
      color: var(--orange);
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }
    .student-live-card h3 {
      font-size: 1.16rem;
      line-height: 1.16;
      letter-spacing: -0.03em;
      color: var(--text-primary);
      margin-bottom: 0.7rem;
      max-width: 18ch;
    }
    .student-live-card p {
      font-size: 0.88rem;
      line-height: 1.68;
      color: var(--text-muted);
      max-width: 46ch;
      margin-bottom: 1.1rem;
    }
    .student-live-link {
      font-size: 0.84rem;
      font-weight: 700;
      color: var(--orange);
    }

    /* ─── FOOTER ─── */
@media (max-width: 1100px) {
      .canvas-priority-shell,
      .student-rhythm-shell,
      .student-rhythm-grid { grid-template-columns: 1fr; }
      .student-rhythm-intro { padding-right: 0; }
      .hub-news-grid,
      .hub-events-grid { grid-template-columns: 1fr; }
    }

@media (max-width: 900px) {
      .student-command-grid,
      .spark-capabilities { grid-template-columns: 1fr; }
      .student-command-card.card-primary,
      .ai-tool-card-wide { grid-column: span 1; }
      .spark-overview { grid-template-columns: 1fr; }
      .spark-main-top,
      .spark-main-footer { flex-direction: column; align-items: flex-start; }
      .spark-overview-side { grid-template-rows: none; }
      .home-event-card { grid-template-columns: 140px minmax(0, 1fr); }
    }

@media (max-width: 600px) {
      .ai-tools-grid, .ql-grid, .software-grid, .support-grid, .announce-grid, .gs-steps, .conn-layout { grid-template-columns: 1fr; }
      .free-banner { align-items: flex-start; flex-direction: column; }
      .spark-overview-main,
      .student-command { padding: 1.25rem; }
      .spark-side-card { padding: 1.25rem; }
      .student-command-top { flex-direction: column; align-items: flex-start; }
      .student-command-title { max-width: none; }
      .ql-card-canvas { grid-column: span 1; }
      .home-event-card { grid-template-columns: 1fr; }
      .home-event-date-block { gap: 0.35rem; }
    }