:root {
        --bg: #102820;
        --bg-elevated: rgba(16, 40, 32, 0.88);
        --line: rgba(202, 186, 156, 0.12);
        --line-strong: rgba(202, 186, 156, 0.22);
        --text: #f1ead9;
        --text-soft: rgba(241, 234, 217, 0.68);
        --text-faint: rgba(241, 234, 217, 0.42);
        --tertiary: #caba9c;
        --accent: #8a6240;
        --max: 1240px;
        --gap: clamp(5rem, 10vw, 9rem);
        --hero-pad: clamp(9rem, 18vw, 15rem);
        --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
        --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
      }

      *, *::before, *::after { box-sizing: border-box; }
      html { scroll-behavior: smooth; }

      body {
        margin: 0;
        font-family: var(--font);
        background: radial-gradient(ellipse 80% 40% at 50% 0%, rgba(76, 100, 68, 0.13), transparent),
                    linear-gradient(180deg, #102820 0%, #0b1c14 100%);
        color: var(--text);
        -webkit-font-smoothing: antialiased;
        text-rendering: optimizeLegibility;
      }

      a { color: inherit; text-decoration: none; }
      button, input, textarea { font: inherit; }

      .container {
        width: min(calc(100% - 3rem), var(--max));
        margin: 0 auto;
      }

      /* ─── Header ─── */
      .header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 50;
        padding: 14px 24px;
        pointer-events: none;
      }

      .header-pill {
        max-width: 880px;
        margin: 0 auto;
        height: 48px;
        background: rgba(20, 18, 15, 0.72);
        border: 1px solid rgba(202, 186, 156, 0.55);
        border-radius: 14px;
        backdrop-filter: blur(20px) saturate(150%);
        -webkit-backdrop-filter: blur(20px) saturate(150%);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 22px;
        pointer-events: all;
        transition: background 260ms var(--ease), border-color 260ms var(--ease), box-shadow 260ms var(--ease);
        box-shadow:
          0 0 0 1px rgba(202, 186, 156, 0.08),
          0 0 24px rgba(202, 186, 156, 0.08);
      }

      .header.scrolled .header-pill {
        background: rgba(18, 15, 12, 0.96);
        border-color: rgba(202, 186, 156, 0.6);
        box-shadow:
          0 0 0 1px rgba(202, 186, 156, 0.1),
          0 8px 48px rgba(0, 0, 0, 0.55),
          0 0 28px rgba(202, 186, 156, 0.1);
      }

      .wordmark {
        font-size: 0.82rem;
        letter-spacing: 0.28em;
        font-weight: 600;
        color: rgba(241, 234, 217, 0.95);
        transition: color 160ms ease;
      }

      .wordmark:hover { color: #fff; }

      .nav {
        display: flex;
        align-items: center;
        gap: 0.25rem;
      }

      .nav a {
        font-size: 0.86rem;
        color: rgba(241, 234, 217, 0.52);
        letter-spacing: 0.01em;
        padding: 0.42rem 0.85rem;
        border-radius: 8px;
        transition: color 160ms ease, background 160ms ease;
        position: relative;
      }

      .nav a:hover,
      .nav a:focus-visible {
        color: rgba(241, 234, 217, 0.9);
        background: rgba(255, 255, 255, 0.05);
      }

      /* Inquire — slightly more intentional, no loud CTA */
      .nav a.nav-inquire {
        color: rgba(241, 234, 217, 0.72);
        border: 1px solid rgba(202, 186, 156, 0.18);
        padding: 0.38rem 1rem;
        background: rgba(202, 186, 156, 0.04);
        margin-left: 0.5rem;
        transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
      }

      .nav a.nav-inquire:hover,
      .nav a.nav-inquire:focus-visible {
        color: rgba(241, 234, 217, 0.95);
        background: rgba(202, 186, 156, 0.09);
        border-color: rgba(202, 186, 156, 0.3);
      }

      /* ─── Hero ─── */
      .hero {
        padding: calc(var(--hero-pad) + 76px) 0 calc(var(--hero-pad) * 0.7);
      }

      .hero-title {
        margin: 0;
        font-size: clamp(3.6rem, 10vw, 8rem);
        line-height: 0.9;
        letter-spacing: -0.055em;
        font-weight: 600;
      }

      .hero-sub {
        margin-top: 1.1rem;
        font-size: clamp(1.4rem, 3vw, 2.5rem);
        line-height: 1.08;
        letter-spacing: -0.04em;
        color: var(--text-soft);
        display: flex;
        align-items: baseline;
        gap: 0.4rem;
        flex-wrap: wrap;
      }

      .rotator-wrap {
        display: inline-block;
        vertical-align: bottom;
        min-width: 14ch;
      }

      .rotator {
        display: inline-block;
        color: var(--tertiary);
      }

      .rotator.exiting {
        animation: phraseOut 260ms var(--ease) forwards;
      }

      @keyframes phraseOut {
        from { opacity: 1; transform: none; }
        to   { opacity: 0; transform: translateX(-8px); }
      }

      .rotator .char {
        display: inline-block;
        opacity: 0;
        transform: translateX(6px);
        animation: charIn 180ms var(--ease) forwards;
      }

      @keyframes charIn {
        from { opacity: 0; transform: translateX(6px); }
        to   { opacity: 1; transform: none; }
      }

      .hero-note {
        margin: 2.4rem 0 0;
        max-width: 28rem;
        font-size: 0.97rem;
        line-height: 1.65;
        color: var(--text-faint);
      }

      .hero-cta {
        margin-top: 2rem;
      }

      .btn-cta {
        display: inline-block;
        font-size: 0.9rem;
        letter-spacing: 0.01em;
        color: rgba(241, 234, 217, 0.8);
        border: 1px solid rgba(202, 186, 156, 0.22);
        background: rgba(202, 186, 156, 0.05);
        padding: 0.75rem 1.5rem;
        border-radius: 999px;
        transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease;
      }

      .btn-cta:hover, .btn-cta:focus-visible {
        color: rgba(241, 234, 217, 0.97);
        background: rgba(202, 186, 156, 0.1);
        border-color: rgba(202, 186, 156, 0.38);
        transform: translateY(-1px);
      }

      /* ─── Sections ─── */
      .section {
        padding: var(--gap) 0;
        border-top: none;
      }

      .section-head {
        display: grid;
        grid-template-columns: 200px 1fr;
        gap: 2rem;
        margin-bottom: 3rem;
        align-items: start;
      }

      .kicker {
        font-size: 0.8rem;
        letter-spacing: 0.18em;
        text-transform: uppercase;
        color: var(--text-faint);
        padding-top: 0.25rem;
      }

      .section-title {
        margin: 0;
        font-size: clamp(1.7rem, 2.8vw, 2.8rem);
        line-height: 1.04;
        letter-spacing: -0.04em;
        font-weight: 500;
      }

      /* ─── Architecture ─── */
      .arch-list {
        list-style: none;
        margin: 0;
        padding: 0;
        border-top: 1px solid var(--line);
      }

      .arch-item {
        display: grid;
        grid-template-columns: 64px 1fr;
        gap: 1.5rem;
        padding: 1.5rem 0 1.7rem;
        border-bottom: 1px solid var(--line);
      }

      .arch-num {
        font-size: 0.88rem;
        letter-spacing: 0.1em;
        color: var(--text-faint);
        padding-top: 0.15rem;
      }

      .arch-copy h3 {
        margin: 0 0 0.42rem;
        font-size: 1.1rem;
        font-weight: 500;
        letter-spacing: -0.025em;
      }

      .arch-copy p {
        margin: 0;
        color: var(--text-soft);
        line-height: 1.65;
        max-width: 40rem;
      }

      /* ─── Logos ─── */
      .logos {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 0;
      }

      .logo-tile {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1.6rem 1rem;
        border-right: 1px solid var(--line);
        border-bottom: 1px solid var(--line);
        transition: background 180ms ease;
      }

      .logos > .logo-tile:nth-child(5n) { border-right: none; }
      .logos > .logo-tile:nth-child(n+6) { border-bottom: none; }

      .logo-tile:hover { background: rgba(202, 186, 156, 0.04); }

      .logo-tile img {
        height: 22px;
        width: auto;
        max-width: 90px;
        display: block;
        opacity: 0.65;
        transition: opacity 200ms ease;
        object-fit: contain;
      }

      .logo-tile:hover img { opacity: 1; }

      /* Dark-background logos in the grid */
      .logo-tile.blend img { mix-blend-mode: screen; }

      .arch-cta {
        margin-top: 2.2rem;
      }

      /* ─── Trust / Security ─── */
      .trust-section {
        padding-top: calc(var(--gap) * 0.82);
        padding-bottom: calc(var(--gap) * 0.82);
      }

      .trust-layout {
        display: grid;
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
        gap: 4rem;
        align-items: start;
      }

      .trust-copy .kicker {
        margin-bottom: 1rem;
      }

      .trust-title {
        margin: 0 0 1rem;
        font-size: clamp(1.7rem, 3vw, 2.6rem);
        line-height: 1.05;
        letter-spacing: -0.045em;
        font-weight: 500;
        max-width: 14ch;
      }

      .trust-body {
        margin: 0;
        font-size: 0.97rem;
        line-height: 1.72;
        color: var(--text-soft);
        max-width: 34rem;
      }

      .trust-points {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0 2rem;
        border-top: 1px solid var(--line);
      }

      .trust-point {
        padding: 1.15rem 0 1.2rem;
        border-bottom: 1px solid var(--line);
      }

      .trust-point:nth-child(odd) {
        padding-right: 1.2rem;
      }

      .trust-point:nth-child(even) {
        padding-left: 1.2rem;
        border-left: 1px solid var(--line);
      }

      .trust-point h3 {
        margin: 0 0 0.32rem;
        font-size: 0.98rem;
        font-weight: 500;
        letter-spacing: -0.02em;
      }

      .trust-point p {
        margin: 0;
        font-size: 0.92rem;
        color: var(--text-faint);
        line-height: 1.62;
        max-width: 18rem;
      }

      /* ─── CTA Strip ─── */
      .cta-strip-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 2.5rem;
        flex-wrap: wrap;
      }

      .cta-strip-title {
        margin: 0 0 0.5rem;
        font-size: clamp(1.3rem, 2.2vw, 2rem);
        font-weight: 500;
        letter-spacing: -0.035em;
        line-height: 1.1;
      }

      .cta-strip-sub {
        margin: 0;
        font-size: 0.93rem;
        color: var(--text-faint);
        line-height: 1.6;
        max-width: 34rem;
      }

      .cta-strip .btn-cta {
        flex-shrink: 0;
        white-space: nowrap;
      }

      /* ─── FAQ ─── */
      .faq-list { border-top: 1px solid var(--line); }

      .faq-item { border-bottom: 1px solid var(--line); }

      .faq-q {
        width: 100%;
        background: none;
        border: 0;
        color: var(--text);
        text-align: left;
        padding: 1.3rem 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
        cursor: pointer;
      }

      .faq-q span:first-child {
        font-size: 1.04rem;
        letter-spacing: -0.02em;
      }

      .faq-icon {
        flex: 0 0 14px;
        width: 14px;
        height: 14px;
        position: relative;
      }

      .faq-icon::before, .faq-icon::after {
        content: "";
        position: absolute;
        inset: 0;
        margin: auto;
        width: 12px;
        height: 1px;
        background: var(--text-faint);
        transition: transform 220ms var(--ease);
      }

      .faq-icon::after { transform: rotate(90deg); }
      .faq-item.open .faq-icon::after { transform: rotate(0deg); }

      .faq-body {
        display: grid;
        grid-template-rows: 0fr;
        transition: grid-template-rows 260ms var(--ease);
      }

      .faq-item.open .faq-body { grid-template-rows: 1fr; }

      .faq-inner { overflow: hidden; }

      .faq-inner p {
        margin: 0 0 1.4rem;
        max-width: 44rem;
        color: var(--text-soft);
        line-height: 1.68;
        font-size: 0.97rem;
      }

      /* ─── Footer ─── */
      .footer {
        padding: 2rem 0 2.8rem;
        border-top: 1px solid var(--line);
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .footer span {
        font-size: 0.86rem;
        color: var(--text-faint);
        letter-spacing: 0.06em;
      }

      /* ─── Demo ─── */
      .demo-section {
        padding: var(--gap) 0;
        border-top: none;
      }

      .demo-section .section-head,
      #faq .section-head {
        margin-bottom: 3.5rem;
        grid-template-columns: 1fr;
      }

      .demo-section .section-head .section-title {
        font-size: clamp(1.7rem, 2.8vw, 2.8rem);
      }

      .demo-frame {
        border-radius: 12px;
        border: 1px solid rgba(202, 186, 156, 0.13);
        background: #0c1a12;
        overflow: hidden;
        box-shadow:
          0 40px 100px rgba(0, 0, 0, 0.6),
          0 8px 24px rgba(0, 0, 0, 0.35),
          inset 0 1px 0 rgba(241, 234, 217, 0.04);
      }

      /* Titlebar */
      .demo-titlebar {
        height: 44px;
        background: rgba(7, 12, 9, 0.98);
        border-bottom: 1px solid rgba(241, 234, 217, 0.07);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 18px;
        user-select: none;
        gap: 1rem;
      }

      .demo-tb-dots {
        display: flex;
        gap: 6px;
        flex-shrink: 0;
      }

      .demo-tb-dots span {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: rgba(241, 234, 217, 0.1);
        display: block;
      }

      .demo-tb-title {
        font-size: 0.78rem;
        color: rgba(241, 234, 217, 0.32);
        letter-spacing: 0.08em;
        flex: 1;
        text-align: center;
      }

      .demo-tb-status {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 0.72rem;
        color: rgba(241, 234, 217, 0.28);
        letter-spacing: 0.06em;
        flex-shrink: 0;
      }

      .demo-tb-dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: #4a9665;
        box-shadow: 0 0 6px rgba(74, 150, 101, 0.7);
        flex-shrink: 0;
      }

      /* App body */
      .demo-body {
        display: grid;
        grid-template-columns: 196px 1fr;
        height: 500px;
      }

      /* Sidebar */
      .demo-sidebar {
        border-right: 1px solid rgba(241, 234, 217, 0.07);
        background: rgba(7, 12, 9, 0.6);
        padding: 16px 0;
        display: flex;
        flex-direction: column;
        gap: 2px;
        overflow: hidden;
      }

      .demo-sidebar-label {
        font-size: 0.67rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: rgba(241, 234, 217, 0.22);
        padding: 0 16px 10px;
      }

      .demo-role-btn {
        background: none;
        border: none;
        color: rgba(241, 234, 217, 0.48);
        font: inherit;
        font-size: 0.83rem;
        text-align: left;
        padding: 8px 16px;
        cursor: pointer;
        border-radius: 0;
        display: flex;
        align-items: center;
        gap: 9px;
        letter-spacing: -0.01em;
        transition: color 160ms ease, background 160ms ease;
        line-height: 1.2;
        position: relative;
      }

      .demo-role-btn:hover {
        color: rgba(241, 234, 217, 0.78);
        background: rgba(241, 234, 217, 0.04);
      }

      .demo-role-btn.active {
        color: rgba(241, 234, 217, 0.95);
        background: rgba(202, 186, 156, 0.07);
      }

      .demo-role-btn.active::before {
        content: "";
        position: absolute;
        left: 0;
        top: 4px;
        bottom: 4px;
        width: 2px;
        background: var(--tertiary);
        border-radius: 0 2px 2px 0;
      }

      .demo-role-icon {
        font-size: 0.9rem;
        line-height: 1;
        opacity: 0.7;
        flex-shrink: 0;
        width: 16px;
        text-align: center;
      }

      .demo-role-btn.active .demo-role-icon { opacity: 1; }

      /* Main panel */
      .demo-main {
        display: flex;
        flex-direction: column;
        overflow: hidden;
      }

      /* Prompt bar */
      .demo-prompt-area {
        padding: 16px 22px 12px;
        border-bottom: 1px solid rgba(241, 234, 217, 0.06);
        flex-shrink: 0;
        display: flex;
        align-items: flex-end;
        gap: 9px;
      }

      .demo-prompt-avatar {
        width: 26px;
        height: 26px;
        border-radius: 50%;
        background: rgba(202, 186, 156, 0.12);
        border: 1px solid rgba(202, 186, 156, 0.22);
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.68rem;
        color: rgba(202, 186, 156, 0.7);
        font-weight: 600;
        letter-spacing: 0.01em;
        margin-bottom: 2px;
      }

      .demo-prompt-bubble {
        background: rgba(202, 186, 156, 0.07);
        border: 1px solid rgba(202, 186, 156, 0.14);
        border-radius: 14px 14px 14px 3px;
        padding: 9px 14px;
        font-size: 0.86rem;
        color: rgba(241, 234, 217, 0.82);
        line-height: 1.55;
        max-width: 520px;
        position: relative;
      }

      /* Logos row */
      .demo-logos-row {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 22px 12px;
        border-bottom: 1px solid rgba(241, 234, 217, 0.06);
        flex-shrink: 0;
      }

      .demo-logos-label {
        font-size: 0.67rem;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: rgba(241, 234, 217, 0.2);
        margin-right: 4px;
      }

      .demo-logo-chip {
        display: flex;
        align-items: center;
        gap: 5px;
        padding: 3px 9px 3px 7px;
        border: 1px solid rgba(241, 234, 217, 0.1);
        border-radius: 6px;
        background: rgba(241, 234, 217, 0.03);
      }

      .demo-logo-chip img {
        width: 13px;
        height: 13px;
        object-fit: contain;
        opacity: 0.7;
      }

      .demo-logo-chip.blend img { mix-blend-mode: screen; }

      /* Tint monochrome SVG logos */
      .demo-logo-chip img[src$=".svg"] {
        filter: invert(85%) sepia(8%) saturate(200%) hue-rotate(10deg) brightness(90%);
        opacity: 0.55;
      }

      .demo-logo-chip span {
        font-size: 0.72rem;
        color: rgba(241, 234, 217, 0.38);
        letter-spacing: 0.02em;
      }

      /* Chat feed */
      .demo-feed {
        flex: 1;
        overflow: hidden;
        padding: 16px 22px;
        display: flex;
        flex-direction: column;
        gap: 10px;
      }

      .demo-step {
        display: flex;
        align-items: flex-start;
        gap: 9px;
        opacity: 0;
        transform: translateY(4px);
        transition: opacity 300ms ease, transform 300ms ease;
      }

      .demo-step.visible {
        opacity: 1;
        transform: none;
      }

      .demo-step-icon {
        width: 22px;
        height: 22px;
        border-radius: 50%;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        margin-top: 1px;
      }

      .demo-step-icon.agent {
        background: rgba(138, 98, 64, 0.2);
        border: 1px solid rgba(138, 98, 64, 0.35);
        color: var(--tertiary);
      }

      .demo-step-icon.done {
        background: rgba(74, 150, 101, 0.15);
        border: 1px solid rgba(74, 150, 101, 0.3);
        color: #4a9665;
      }

      .demo-step-text {
        font-size: 0.83rem;
        color: rgba(241, 234, 217, 0.6);
        line-height: 1.5;
        padding-top: 2px;
      }

      .demo-step-text strong {
        color: rgba(241, 234, 217, 0.85);
        font-weight: 500;
      }

      /* Output panel */
      .demo-output {
        border-top: 1px solid rgba(241, 234, 217, 0.07);
        padding: 14px 22px;
        flex-shrink: 0;
        background: rgba(7, 12, 9, 0.45);
        min-height: 72px;
        display: flex;
        align-items: center;
        gap: 12px;
      }

      .demo-output-badge {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.75rem;
        letter-spacing: 0.06em;
        padding: 5px 10px;
        border-radius: 6px;
        border: 1px solid rgba(74, 150, 101, 0.3);
        background: rgba(74, 150, 101, 0.08);
        color: rgba(74, 150, 101, 0.9);
        white-space: nowrap;
        flex-shrink: 0;
        opacity: 0;
        transform: translateY(3px);
        transition: opacity 300ms ease, transform 300ms ease;
      }

      .demo-output-badge.visible {
        opacity: 1;
        transform: none;
      }

      .demo-output-badge::before {
        content: "";
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: #4a9665;
        flex-shrink: 0;
      }

      .demo-output-text {
        font-size: 0.82rem;
        color: rgba(241, 234, 217, 0.38);
        line-height: 1.5;
        opacity: 0;
        transition: opacity 300ms ease;
      }

      .demo-output-text.visible { opacity: 1; }

      /* Panel content transition */
      .demo-panel-content {
        display: contents;
      }

      .demo-panel-content.switching .demo-step,
      .demo-panel-content.switching .demo-output-badge,
      .demo-panel-content.switching .demo-output-text {
        opacity: 0;
        transform: translateY(4px);
        transition: none;
      }

      @media (max-width: 820px) {
        .demo-body {
          grid-template-columns: 1fr;
          height: auto;
        }
        .demo-sidebar {
          border-right: none;
          border-bottom: 1px solid rgba(241, 234, 217, 0.07);
          flex-direction: row;
          flex-wrap: wrap;
          padding: 10px 12px;
          gap: 4px;
        }
        .demo-sidebar-label { display: none; }
        .demo-role-btn {
          padding: 6px 10px;
          font-size: 0.78rem;
          border-radius: 6px;
        }
        .demo-role-btn.active::before { display: none; }
        .demo-body .demo-main { min-height: 420px; }
      }

      @media (max-width: 520px) {
        .demo-logos-row { flex-wrap: wrap; }
        .demo-prompt-bubble { font-size: 0.82rem; }
      }

      /* ─── Trust / Architecture unified section ─── */
      .trust-arch-section {
        padding: var(--gap) 0;
      }

      .trust-arch-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
        align-items: start;
      }

      .trust-arch-copy {
        position: sticky;
        top: 7rem;
      }

      .trust-arch-copy .kicker {
        display: block;
        margin-bottom: 1.1rem;
      }

      .trust-arch-title {
        margin: 0 0 1.1rem;
        font-size: clamp(1.8rem, 2.8vw, 2.8rem);
        line-height: 1.05;
        letter-spacing: -0.045em;
        font-weight: 500;
      }

      .trust-arch-body {
        margin: 0 0 2rem;
        font-size: 0.97rem;
        line-height: 1.72;
        color: var(--text-soft);
        max-width: 32rem;
      }

      .trust-arch-tagline {
        font-size: 0.88rem;
        color: var(--text-faint);
        line-height: 1.65;
        font-style: italic;
        max-width: 28rem;
        border-left: 2px solid rgba(202, 186, 156, 0.25);
        padding-left: 1rem;
        margin: 0 0 2.5rem;
      }

      .trust-points-list {
        display: flex;
        flex-direction: column;
        gap: 1.4rem;
      }

      .trust-point-item {
        padding-bottom: 1.4rem;
        border-bottom: 1px solid var(--line);
      }

      .trust-point-item:last-child {
        border-bottom: none;
        padding-bottom: 0;
      }

      .trust-point-item h3 {
        margin: 0 0 0.35rem;
        font-size: 0.98rem;
        font-weight: 500;
        letter-spacing: -0.02em;
      }

      .trust-point-item p {
        margin: 0;
        font-size: 0.9rem;
        color: var(--text-faint);
        line-height: 1.62;
        max-width: 28rem;
      }

      /* ─── Architecture visual ─── */
      .arch-visual {
        display: flex;
        flex-direction: column;
        gap: 0;
        position: relative;
      }

      /* Flow lines between layers */
      .arch-flow-connector {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0;
        position: relative;
        z-index: 2;
        height: 48px;
        justify-content: center;
      }

      .arch-flow-line {
        width: 1px;
        flex: 1;
        background: linear-gradient(180deg, rgba(202,186,156,0.15), rgba(202,186,156,0.35), rgba(202,186,156,0.15));
        position: relative;
        overflow: visible;
      }

      .arch-flow-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: rgba(202,186,156,0.7);
        box-shadow: 0 0 6px rgba(202,186,156,0.5);
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        animation: flowDot 2.4s ease-in-out infinite;
      }

      .arch-flow-connector:nth-child(2) .arch-flow-dot { animation-delay: 0.3s; }

      @keyframes flowDot {
        0%   { top: 0%; opacity: 0; }
        15%  { opacity: 1; }
        85%  { opacity: 1; }
        100% { top: 100%; opacity: 0; }
      }

      /* Layers */
      .arch-layer {
        border-radius: 14px;
        border: 1px solid rgba(202,186,156,0.12);
        background: rgba(10, 22, 16, 0.9);
        overflow: hidden;
        position: relative;
      }

      .arch-layer::before {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(202,186,156,0.04), transparent);
        pointer-events: none;
      }

      /* Top layer */
      .arch-layer--top {
        padding: 1.2rem 1.4rem;
      }

      .arch-layer-label {
        font-size: 0.67rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--text-faint);
        margin-bottom: 0.85rem;
        display: block;
      }

      .arch-top-chips {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
      }

      .arch-chip {
        font-size: 0.78rem;
        padding: 0.35rem 0.85rem;
        border-radius: 999px;
        border: 1px solid rgba(202,186,156,0.18);
        color: rgba(241,234,217,0.65);
        background: rgba(202,186,156,0.04);
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        white-space: nowrap;
      }

      .arch-chip-dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: rgba(202,186,156,0.5);
        flex-shrink: 0;
      }

      .arch-chip--active {
        border-color: rgba(202,186,156,0.35);
        color: rgba(241,234,217,0.88);
        background: rgba(202,186,156,0.07);
        animation: chipPulse 3s ease-in-out infinite;
      }

      @keyframes chipPulse {
        0%, 100% { border-color: rgba(202,186,156,0.35); }
        50%       { border-color: rgba(202,186,156,0.6); }
      }

      /* Middle / control layer — the hero */
      .arch-layer--middle {
        border-color: rgba(202,186,156,0.22);
        background: rgba(14, 28, 20, 0.96);
        box-shadow:
          0 0 0 1px rgba(202,186,156,0.08),
          0 8px 40px rgba(0,0,0,0.4),
          inset 0 1px 0 rgba(202,186,156,0.06);
      }

      .arch-middle-header {
        padding: 1.1rem 1.4rem 0.9rem;
        border-bottom: 1px solid rgba(202,186,156,0.1);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
      }

      .arch-middle-title {
        font-size: 0.8rem;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        font-weight: 600;
        color: rgba(202,186,156,0.9);
      }

      .arch-middle-status {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 0.7rem;
        color: rgba(74,150,101,0.8);
        letter-spacing: 0.06em;
      }

      .arch-middle-status-dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: #4a9665;
        box-shadow: 0 0 6px rgba(74,150,101,0.6);
        animation: statusPulse 2s ease-in-out infinite;
      }

      .arch-control-grid {
        padding: 1rem 1.4rem 1.2rem;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.6rem;
      }

      .arch-control-chip {
        padding: 0.6rem 0.7rem;
        border-radius: 9px;
        border: 1px solid rgba(202,186,156,0.12);
        background: rgba(202,186,156,0.03);
        font-size: 0.74rem;
        color: rgba(241,234,217,0.6);
        letter-spacing: -0.01em;
        display: flex;
        flex-direction: column;
        gap: 4px;
        transition: border-color 300ms ease, background 300ms ease;
      }

      .arch-control-chip.active-state {
        border-color: rgba(202,186,156,0.28);
        background: rgba(202,186,156,0.06);
        color: rgba(241,234,217,0.88);
      }

      .arch-control-chip-dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: rgba(202,186,156,0.35);
      }

      .arch-control-chip.active-state .arch-control-chip-dot {
        background: #4a9665;
        box-shadow: 0 0 5px rgba(74,150,101,0.5);
      }

      .arch-review-bar {
        margin: 0 1.4rem 1.2rem;
        padding: 0.65rem 1rem;
        border-radius: 8px;
        border: 1px solid rgba(138,98,64,0.3);
        background: rgba(138,98,64,0.07);
        display: flex;
        align-items: center;
        gap: 0.6rem;
        font-size: 0.78rem;
        color: rgba(202,156,100,0.85);
      }

      .arch-review-icon {
        width: 16px;
        height: 16px;
        border-radius: 50%;
        border: 1px solid rgba(202,156,100,0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.6rem;
        flex-shrink: 0;
        color: rgba(202,156,100,0.8);
      }

      /* Bottom layer */
      .arch-layer--bottom {
        padding: 1.1rem 1.4rem;
      }

      .arch-bottom-logos {
        display: flex;
        flex-wrap: wrap;
        gap: 0.55rem;
        margin-top: 0.6rem;
      }

      .arch-logo-pill {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 0.32rem 0.75rem 0.32rem 0.42rem;
        border: 1px solid rgba(202,186,156,0.12);
        border-radius: 999px;
        background: rgba(202,186,156,0.03);
        font-size: 0.74rem;
        color: rgba(241,234,217,0.5);
        transition: border-color 200ms ease, color 200ms ease;
      }

      .arch-logo-pill:hover {
        border-color: rgba(202,186,156,0.22);
        color: rgba(241,234,217,0.75);
      }

      .arch-logo-pill img {
        width: 14px;
        height: 14px;
        object-fit: contain;
        opacity: 0.7;
      }

      .arch-logo-pill.pill-screen img { mix-blend-mode: screen; opacity: 0.85; }
      .arch-logo-pill.pill-invert img { filter: invert(0.8) brightness(0.9); }

      /* Highlighted — currently active connection */
      .arch-logo-pill.pill-active {
        border-color: rgba(74,150,101,0.35);
        color: rgba(100,200,130,0.8);
        background: rgba(74,150,101,0.06);
      }

      .arch-logo-pill.pill-active img { opacity: 1; }

      /* Animation: cycle through which chip is active and which tool is active */

      /* Responsive */
      @media (max-width: 960px) {
        .trust-arch-layout { grid-template-columns: 1fr; gap: 3.5rem; }
        .trust-arch-copy { position: static; }
        .arch-control-grid { grid-template-columns: repeat(2, 1fr); }
      }

      /* ─── Reveal ─── */
      .reveal {
        opacity: 0;
        transform: translateY(12px);
        transition: opacity 680ms var(--ease), transform 680ms var(--ease);
      }

      .reveal.in { opacity: 1; transform: none; }

      /* ─── Responsive ─── */
      @media (max-width: 1024px) {
        .logos { grid-template-columns: repeat(5, 1fr); }
        .trust-layout { grid-template-columns: 1fr; gap: 2.4rem; }
      }

      @media (max-width: 820px) {
        .section-head { grid-template-columns: 1fr; gap: 0.7rem; margin-bottom: 2.2rem; }
        .trust-points { grid-template-columns: 1fr; }
        .trust-point:nth-child(odd) { padding-right: 0; }
        .trust-point:nth-child(even) { padding-left: 0; border-left: none; }
        .logos { grid-template-columns: repeat(3, 1fr); }
        .logos > .logo-tile:nth-child(3n) { border-right: none; }
        .logos > .logo-tile:nth-child(5n) { border-right: 1px solid var(--line); }
      }

      @media (max-width: 640px) {
        .container { width: min(calc(100% - 1.8rem), var(--max)); }
        .logos { grid-template-columns: repeat(2, 1fr); }
        .logos > .logo-tile:nth-child(2n) { border-right: none; }
        .logos > .logo-tile:nth-child(3n) { border-right: 1px solid var(--line); }
        .hero-note { font-size: 0.92rem; }
      }

      @media (prefers-reduced-motion: reduce) {
        *, *::before, *::after { animation: none !important; transition: none !important; }
        .reveal { opacity: 1; transform: none; }
      }

      /* ─── Capability Grid ─── */
      .cap-grid-section {
        padding: var(--gap) 0 calc(var(--gap) * 0.6);
      }

      .cap-grid-head {
        max-width: 56rem;
        margin: 0 0 3.5rem;
      }

      .cap-grid-title {
        margin: 0 0 1rem;
        font-size: clamp(2rem, 3.5vw, 3.2rem);
        line-height: 1.04;
        letter-spacing: -0.048em;
        font-weight: 600;
      }

      .cap-grid-sub {
        margin: 0;
        font-size: 1.02rem;
        line-height: 1.7;
        color: var(--text-soft);
        max-width: 50rem;
      }

      .cap-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem;
      }

      /* Base card */
      .cap-card {
        border-radius: 18px;
        border: 1px solid rgba(202, 186, 156, 0.1);
        background: rgba(12, 26, 18, 0.85);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        position: relative;
        transition: border-color 260ms ease, box-shadow 260ms ease;
        min-height: 460px;
      }

      .cap-card::before {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(138, 98, 64, 0.07), transparent);
        pointer-events: none;
      }

      .cap-card:hover {
        border-color: rgba(202, 186, 156, 0.2);
        box-shadow: 0 0 0 1px rgba(202, 186, 156, 0.06), 0 24px 64px rgba(0, 0, 0, 0.4);
      }

      .cap-card-copy {
        padding: 2rem 2rem 1.2rem;
        position: relative;
        z-index: 2;
      }

      .cap-card-title {
        margin: 0 0 0.6rem;
        font-size: 1.15rem;
        font-weight: 500;
        letter-spacing: -0.028em;
        line-height: 1.3;
        color: var(--text);
      }

      .cap-card-desc {
        margin: 0;
        font-size: 0.9rem;
        line-height: 1.65;
        color: var(--text-soft);
        max-width: 28rem;
      }

      .cap-card-visual {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
        min-height: 280px;
      }

      /* ── Card 1: Integration hub ── */
      .int-hub {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 72px;
        height: 72px;
        border-radius: 50%;
        border: 1.5px solid rgba(202, 186, 156, 0.45);
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(16, 40, 32, 0.9);
        z-index: 3;
        box-shadow:
          0 0 0 12px rgba(138, 98, 64, 0.05),
          0 0 32px rgba(138, 98, 64, 0.18);
      }

      .int-hub-label {
        font-size: 0.62rem;
        letter-spacing: 0.2em;
        font-weight: 700;
        color: rgba(202, 186, 156, 0.9);
      }

      .int-glow {
        position: absolute;
        inset: -20px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(138, 98, 64, 0.15) 0%, transparent 70%);
        animation: intPulse 3s ease-in-out infinite;
        pointer-events: none;
      }

      @keyframes intPulse {
        0%, 100% { opacity: 0.6; transform: scale(1); }
        50% { opacity: 1; transform: scale(1.08); }
      }

      .int-svg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: 1;
      }

      .int-spoke {
        position: absolute;
        z-index: 2;
      }

      .int-node {
        width: 44px;
        height: 44px;
        border-radius: 10px;
        border: 1px solid rgba(202, 186, 156, 0.16);
        background: rgba(16, 40, 32, 0.95);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: border-color 200ms ease, box-shadow 200ms ease;
        backdrop-filter: blur(6px);
      }

      .int-node img {
        width: 22px;
        height: 22px;
        object-fit: contain;
        opacity: 0.8;
        transition: opacity 200ms ease;
      }

      .cap-card--integrations:hover .int-node {
        border-color: rgba(202, 186, 156, 0.28);
      }

      .cap-card--integrations:hover .int-node img { opacity: 1; }

      /* Spoke positions — 12 nodes placed on a circle r=115px around center (50%, 52%) */
      /* Angles: 0°,30°,60°,90°,120°,150°,180°,210°,240°,270°,300°,330° */
      /* Center of visual: approximately 50%, 50% — node is 44px so offset -22px */
      .int-spoke--1  { top: calc(50% - 115px - 22px); left: calc(50% - 22px); }
      .int-spoke--2  { top: calc(50% - 99px - 22px);  left: calc(50% + 57px - 22px); }
      .int-spoke--3  { top: calc(50% - 57px - 22px);  left: calc(50% + 99px - 22px); }
      .int-spoke--4  { top: calc(50% - 22px);          left: calc(50% + 115px - 22px); }
      .int-spoke--5  { top: calc(50% + 57px - 22px);  left: calc(50% + 99px - 22px); }
      .int-spoke--6  { top: calc(50% + 99px - 22px);  left: calc(50% + 57px - 22px); }
      .int-spoke--7  { top: calc(50% + 115px - 22px); left: calc(50% - 22px); }
      .int-spoke--8  { top: calc(50% + 99px - 22px);  left: calc(50% - 57px - 22px); }
      .int-spoke--9  { top: calc(50% + 57px - 22px);  left: calc(50% - 99px - 22px); }
      .int-spoke--10 { top: calc(50% - 22px);          left: calc(50% - 115px - 22px); }
      .int-spoke--11 { top: calc(50% - 57px - 22px);  left: calc(50% - 99px - 22px); }
      .int-spoke--12 { top: calc(50% - 99px - 22px);  left: calc(50% - 57px - 22px); }

      /* ── Card 2: Workflow ── */
      .cap-card--workflow .cap-card-visual {
        align-items: flex-start;
        padding: 0.5rem 2rem 2rem;
      }

      .wf-flow {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        gap: 0;
        position: relative;
        z-index: 2;
      }

      .wf-node {
        padding: 7px 14px;
        border-radius: 8px;
        font-size: 0.78rem;
        font-weight: 500;
        letter-spacing: -0.01em;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        white-space: nowrap;
        max-width: 200px;
      }

      .wf-node--trigger {
        border: 1px solid rgba(202, 186, 156, 0.3);
        background: rgba(202, 186, 156, 0.07);
        color: rgba(202, 186, 156, 0.9);
      }

      .wf-node--action {
        border: 1px solid rgba(241, 234, 217, 0.14);
        background: rgba(241, 234, 217, 0.04);
        color: rgba(241, 234, 217, 0.75);
      }

      .wf-node--approval {
        border: 1px solid rgba(138, 98, 64, 0.35);
        background: rgba(138, 98, 64, 0.08);
        color: rgba(202, 156, 100, 0.85);
      }

      .wf-node--crm {
        border: 1px solid rgba(241, 234, 217, 0.14);
        background: rgba(241, 234, 217, 0.04);
        color: rgba(241, 234, 217, 0.65);
      }

      .wf-node--done {
        border: 1px solid rgba(74, 150, 101, 0.3);
        background: rgba(74, 150, 101, 0.07);
        color: rgba(100, 200, 130, 0.85);
      }

      .wf-done-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #4a9665;
        flex-shrink: 0;
        animation: statusPulse 2.2s ease-in-out infinite;
      }

      @keyframes statusPulse {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.4; }
      }

      .wf-connector {
        width: 1px;
        height: 18px;
        background: linear-gradient(180deg, rgba(202, 186, 156, 0.3), rgba(202, 186, 156, 0.1));
        margin: 0 auto;
      }

      .wf-branch {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        width: 100%;
        position: relative;
        padding-top: 20px;
      }

      .wf-branch::before {
        content: "";
        position: absolute;
        top: 0;
        left: 25%;
        right: 25%;
        height: 1px;
        background: rgba(202, 186, 156, 0.2);
      }

      .wf-branch-line {
        position: absolute;
        top: 0;
        width: 1px;
        height: 20px;
        background: rgba(202, 186, 156, 0.2);
      }

      .wf-branch-line--left  { left: 25%; }
      .wf-branch-line--right { right: 25%; }

      .wf-branch-node {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0;
      }

      .wf-branch-cond {
        font-size: 0.67rem;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: rgba(241, 234, 217, 0.3);
        margin-bottom: 8px;
      }

      .wf-sub-connector {
        width: 1px;
        height: 14px;
        background: rgba(202, 186, 156, 0.15);
        margin: 2px auto;
      }

      /* ── Card 3: Background tasks ── */
      .bg-task-list {
        display: flex;
        flex-direction: column;
        gap: 0;
        width: 100%;
        padding: 0 2rem 2rem;
        border-top: 1px solid rgba(202, 186, 156, 0.08);
      }

      .bg-task {
        display: grid;
        grid-template-columns: 110px 1fr auto;
        gap: 0.75rem;
        align-items: center;
        padding: 10px 0;
        border-bottom: 1px solid rgba(202, 186, 156, 0.07);
        transition: background 180ms ease;
      }

      .bg-task:hover {
        background: rgba(202, 186, 156, 0.03);
      }

      .bg-task-status {
        display: flex;
        align-items: center;
        gap: 6px;
      }

      .bg-status-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        flex-shrink: 0;
      }

      .bg-status-label {
        font-size: 0.72rem;
        letter-spacing: 0.04em;
        font-weight: 500;
      }

      .bg-task[data-status="monitoring"] .bg-status-dot { background: rgba(74, 150, 101, 0.7); box-shadow: 0 0 6px rgba(74, 150, 101, 0.5); animation: statusPulse 2.5s ease-in-out infinite; }
      .bg-task[data-status="monitoring"] .bg-status-label { color: rgba(74, 200, 120, 0.7); }

      .bg-task[data-status="triggered"] .bg-status-dot { background: rgba(202, 186, 156, 0.9); box-shadow: 0 0 6px rgba(202, 186, 156, 0.4); }
      .bg-task[data-status="triggered"] .bg-status-label { color: rgba(202, 186, 156, 0.8); }

      .bg-task[data-status="running"] .bg-status-dot { background: rgba(100, 160, 230, 0.8); box-shadow: 0 0 6px rgba(100, 160, 230, 0.4); animation: statusPulse 1.4s ease-in-out infinite; }
      .bg-task[data-status="running"] .bg-status-label { color: rgba(120, 180, 240, 0.75); }

      .bg-task[data-status="complete"] .bg-status-dot { background: rgba(150, 150, 150, 0.4); }
      .bg-task[data-status="complete"] .bg-status-label { color: rgba(241, 234, 217, 0.3); }

      .bg-task-name {
        font-size: 0.88rem;
        color: rgba(241, 234, 217, 0.8);
        letter-spacing: -0.01em;
      }

      .bg-task[data-status="complete"] .bg-task-name { color: rgba(241, 234, 217, 0.35); }

      .bg-task-schedule {
        font-size: 0.75rem;
        color: rgba(241, 234, 217, 0.3);
        text-align: right;
        white-space: nowrap;
      }

      /* ── Card 4: Model routing ── */
      /* ── Card 4: Model selection ── */
      .mdl-panel {
        width: 100%;
        padding: 0 2rem 2rem;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
      }

      .mdl-tier-label {
        font-size: 0.7rem;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        color: rgba(241, 234, 217, 0.28);
        margin-bottom: 0.85rem;
      }

      /* Scrolling track container */
      .mdl-track-wrap {
        overflow: hidden;
        position: relative;
        /* fade edges */
        -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
        mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
      }

      .mdl-track {
        display: flex;
        gap: 1.25rem;
        width: max-content;
        animation: marqueeLeft 28s linear infinite;
        will-change: transform;
      }

      .mdl-track--slow {
        animation-name: marqueeRight;
        animation-duration: 36s;
      }

      @keyframes marqueeLeft {
        0%   { transform: translateX(0); }
        100% { transform: translateX(-50%); }
      }

      @keyframes marqueeRight {
        0%   { transform: translateX(-50%); }
        100% { transform: translateX(0); }
      }

      .mdl-badge {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 7px;
        flex-shrink: 0;
        cursor: default;
      }

      .mdl-badge-logo {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: rgba(241, 234, 217, 0.07);
        border: 1px solid rgba(241, 234, 217, 0.12);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background 200ms ease, border-color 200ms ease;
        flex-shrink: 0;
      }

      .mdl-badge:hover .mdl-badge-logo {
        background: rgba(241, 234, 217, 0.12);
        border-color: rgba(241, 234, 217, 0.22);
      }

      .mdl-badge-logo img {
        width: 24px;
        height: 24px;
        object-fit: contain;
        display: block;
      }

      .mdl-badge-logo .invert-logo { filter: invert(1) brightness(0.88); }
      .mdl-badge-logo .screen-logo { mix-blend-mode: screen; width: 28px; height: 28px; opacity: 0.9; }

      .mdl-badge-name {
        font-size: 0.7rem;
        color: rgba(241, 234, 217, 0.4);
        letter-spacing: 0.03em;
        white-space: nowrap;
        transition: color 200ms ease;
      }

      .mdl-badge:hover .mdl-badge-name { color: rgba(241, 234, 217, 0.75); }

      /* Letter-mark badge for logos without an image asset */
      .mdl-badge-lettermark {
        font-size: 0.8rem;
        font-weight: 600;
        color: rgba(241, 234, 217, 0.6);
        letter-spacing: 0.04em;
      }

      /* ── Responsive ── */
      @media (max-width: 900px) {
        .cap-grid { grid-template-columns: 1fr; }
        .cap-card { min-height: 420px; }
      }

      @media (max-width: 640px) {
        .cap-grid-head { margin-bottom: 2.5rem; }
        .int-spoke--1  { top: calc(50% - 85px - 22px); left: calc(50% - 22px); }
        .int-spoke--2  { top: calc(50% - 73px - 22px); left: calc(50% + 42px - 22px); }
        .int-spoke--3  { top: calc(50% - 42px - 22px); left: calc(50% + 73px - 22px); }
        .int-spoke--4  { top: calc(50% - 22px);         left: calc(50% + 85px - 22px); }
        .int-spoke--5  { top: calc(50% + 42px - 22px); left: calc(50% + 73px - 22px); }
        .int-spoke--6  { top: calc(50% + 73px - 22px); left: calc(50% + 42px - 22px); }
        .int-spoke--7  { top: calc(50% + 85px - 22px); left: calc(50% - 22px); }
        .int-spoke--8  { top: calc(50% + 73px - 22px); left: calc(50% - 42px - 22px); }
        .int-spoke--9  { top: calc(50% + 42px - 22px); left: calc(50% - 73px - 22px); }
        .int-spoke--10 { top: calc(50% - 22px);         left: calc(50% - 85px - 22px); }
        .int-spoke--11 { top: calc(50% - 42px - 22px); left: calc(50% - 73px - 22px); }
        .int-spoke--12 { top: calc(50% - 73px - 22px); left: calc(50% - 42px - 22px); }
      }
      /* ─── Interaction Surfaces ─── */
      .surfaces-section {
        padding: calc(var(--gap) * 0.7) 0 var(--gap);
      }

      .surfaces-head {
        max-width: 640px;
        margin: 0 auto 3.5rem;
        text-align: center;
      }

      .surfaces-kicker {
        font-size: 0.78rem;
        letter-spacing: 0.18em;
        text-transform: uppercase;
        color: var(--text-faint);
        margin-bottom: 1rem;
        display: block;
      }

      .surfaces-title {
        margin: 0 0 0.9rem;
        font-size: clamp(1.8rem, 3vw, 2.8rem);
        line-height: 1.05;
        letter-spacing: -0.045em;
        font-weight: 500;
      }

      .surfaces-sub {
        margin: 0 0 0.7rem;
        font-size: 0.97rem;
        line-height: 1.7;
        color: var(--text-soft);
      }

      .surfaces-tagline {
        font-size: 0.88rem;
        color: var(--text-faint);
        font-style: italic;
      }

      .app-shell {
        border-radius: 14px;
        border: 1px solid rgba(202,186,156,0.16);
        background: #0c1a12;
        overflow: hidden;
        box-shadow:
          0 48px 120px rgba(0,0,0,0.7),
          0 8px 32px rgba(0,0,0,0.4),
          inset 0 1px 0 rgba(241,234,217,0.04);
        position: relative;
      }

      .app-titlebar {
        height: 42px;
        background: rgba(6,11,8,0.98);
        border-bottom: 1px solid rgba(241,234,217,0.06);
        display: flex;
        align-items: center;
        padding: 0 16px;
        gap: 12px;
        user-select: none;
        flex-shrink: 0;
      }

      .app-tb-dots {
        display: flex;
        gap: 5px;
        flex-shrink: 0;
      }

      .app-tb-dots span {
        width: 9px;
        height: 9px;
        border-radius: 50%;
        background: rgba(241,234,217,0.08);
        display: block;
      }

      .surface-tabs {
        display: flex;
        align-items: center;
        gap: 2px;
        flex: 1;
        justify-content: center;
      }

      .surface-tab {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 4px 14px;
        border-radius: 6px;
        border: 1px solid transparent;
        background: none;
        color: rgba(241,234,217,0.35);
        font: inherit;
        font-size: 0.78rem;
        letter-spacing: 0.01em;
        cursor: pointer;
        transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
      }

      .surface-tab:hover {
        color: rgba(241,234,217,0.65);
        background: rgba(241,234,217,0.04);
      }

      .surface-tab.active {
        color: rgba(241,234,217,0.9);
        background: rgba(202,186,156,0.07);
        border-color: rgba(202,186,156,0.15);
      }

      .surface-tab-icon {
        width: 14px;
        height: 14px;
        border-radius: 3px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        flex-shrink: 0;
      }

      .surface-tab-icon.slack-icon {
        background: #4A154B;
        color: #fff;
      }

      .surface-tab-icon.teams-icon {
        background: #6264A7;
        color: #fff;
      }

      .surface-tab-icon.tg-icon {
        background: #229ED9;
        color: #fff;
        font-size: 0.6rem;
      }

      .surface-tab-icon.dc-icon {
        background: #5865F2;
        color: #fff;
        font-size: 0.75rem;
        letter-spacing: -0.05em;
      }

      /* DM surface — used for Telegram and Discord */
      .app-body.dm-surface {
        grid-template-columns: 200px 1fr;
      }

      .app-body.dm-surface .app-thread {
        display: none;
      }

      .dm-feed {
        flex: 1;
        overflow-y: auto;
        padding: 16px 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        scrollbar-width: none;
      }

      .dm-feed::-webkit-scrollbar { display: none; }

      .dm-msg {
        display: flex;
        align-items: flex-end;
        gap: 8px;
      }

      .dm-msg--out {
        flex-direction: row-reverse;
      }

      .dm-bubble {
        max-width: 72%;
        padding: 8px 12px;
        border-radius: 14px;
        font-size: 0.84rem;
        line-height: 1.5;
      }

      .dm-msg--out .dm-bubble {
        background: rgba(202,186,156,0.1);
        border: 1px solid rgba(202,186,156,0.18);
        color: rgba(241,234,217,0.8);
        border-radius: 14px 14px 3px 14px;
      }

      .dm-msg--in .dm-bubble {
        background: rgba(14,28,20,0.9);
        border: 1px solid rgba(202,186,156,0.1);
        color: rgba(241,234,217,0.75);
        border-radius: 14px 14px 14px 3px;
      }

      .dm-msg--in .dm-bubble.card-bubble {
        padding: 0;
        overflow: hidden;
        max-width: 86%;
        opacity: 0;
        transform: translateY(4px);
        transition: opacity 320ms ease, transform 320ms ease;
      }

      .dm-msg--in .dm-bubble.card-bubble.visible {
        opacity: 1;
        transform: none;
      }

      .dm-card-header {
        padding: 8px 12px 6px;
        border-bottom: 1px solid rgba(202,186,156,0.08);
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .dm-card-title {
        font-size: 0.78rem;
        font-weight: 600;
        color: rgba(241,234,217,0.85);
        letter-spacing: -0.01em;
      }

      .dm-card-source {
        font-size: 0.64rem;
        color: rgba(241,234,217,0.25);
        letter-spacing: 0.03em;
      }

      .dm-card-body {
        padding: 8px 12px;
        display: flex;
        flex-direction: column;
        gap: 5px;
      }

      .dm-card-row {
        display: flex;
        align-items: flex-start;
        gap: 8px;
      }

      .dm-card-label {
        font-size: 0.72rem;
        color: rgba(241,234,217,0.32);
        min-width: 72px;
        flex-shrink: 0;
      }

      .dm-card-value {
        font-size: 0.76rem;
        color: rgba(241,234,217,0.8);
        line-height: 1.4;
      }

      .dm-card-value.pos { color: rgba(74,200,120,0.85); }
      .dm-card-value.neg { color: rgba(220,100,80,0.85); }
      .dm-card-value.warn { color: rgba(220,180,80,0.85); }

      .dm-card-divider {
        height: 1px;
        background: rgba(202,186,156,0.07);
        margin: 2px 0;
      }

      .dm-card-action {
        padding: 5px 12px 8px;
        font-size: 0.72rem;
        color: rgba(100,180,240,0.7);
        border-top: 1px solid rgba(202,186,156,0.07);
        display: flex;
        align-items: center;
        gap: 5px;
      }

      .dm-card-action::before {
        content: "";
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: rgba(100,180,240,0.6);
        flex-shrink: 0;
      }

      .dm-typing {
        display: flex;
        align-items: center;
        gap: 4px;
        padding: 9px 12px;
        background: rgba(14,28,20,0.9);
        border: 1px solid rgba(202,186,156,0.1);
        border-radius: 14px 14px 14px 3px;
      }

      .dm-typing span {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: rgba(202,186,156,0.45);
        animation: phoneDot 1.2s ease-in-out infinite;
      }

      .dm-typing span:nth-child(2) { animation-delay: 0.18s; }
      .dm-typing span:nth-child(3) { animation-delay: 0.36s; }

      /* DM sidebar — shows DM contacts instead of channels */
      .dm-sidebar-contact {
        width: 100%;
        background: none;
        border: none;
        font: inherit;
        font-size: 0.82rem;
        color: rgba(241,234,217,0.45);
        text-align: left;
        padding: 6px 14px;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 9px;
        transition: color 160ms ease, background 160ms ease;
        position: relative;
      }

      .dm-sidebar-contact:hover {
        color: rgba(241,234,217,0.75);
        background: rgba(241,234,217,0.04);
      }

      .dm-sidebar-contact.active {
        color: rgba(241,234,217,0.95);
        background: rgba(202,186,156,0.08);
      }

      .dm-sidebar-contact.active::before {
        content: "";
        position: absolute;
        left: 0;
        top: 3px;
        bottom: 3px;
        width: 2px;
        border-radius: 0 2px 2px 0;
        background: var(--tertiary);
      }

      .dm-contact-avatar {
        width: 22px;
        height: 22px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.6rem;
        font-weight: 700;
        color: rgba(202,186,156,0.9);
        flex-shrink: 0;
        background: rgba(138,98,64,0.2);
        border: 1px solid rgba(138,98,64,0.3);
      }

      .app-shell.surface-telegram .app-channel-btn.active::before,
      .app-shell.surface-discord .app-channel-btn.active::before {
        background: #229ED9;
      }

      .app-shell.surface-discord .app-channel-btn.active::before {
        background: #5865F2;
      }

      .app-tb-based {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 0.7rem;
        color: rgba(241,234,217,0.28);
        letter-spacing: 0.06em;
        flex-shrink: 0;
      }

      .app-tb-dot {
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: #4a9665;
        box-shadow: 0 0 6px rgba(74,150,101,0.7);
        animation: tbDotPulse 2.5s ease-in-out infinite;
      }

      @keyframes tbDotPulse {
        0%,100% { opacity: 1; }
        50% { opacity: 0.4; }
      }

      .app-body {
        display: grid;
        grid-template-columns: 208px 1fr 320px;
        height: 540px;
        transition: opacity 220ms ease;
      }

      .app-sidebar {
        border-right: 1px solid rgba(241,234,217,0.06);
        background: rgba(5,10,7,0.7);
        display: flex;
        flex-direction: column;
        overflow: hidden;
        padding-bottom: 12px;
      }

      .app-sidebar-workspace {
        padding: 12px 14px 10px;
        border-bottom: 1px solid rgba(241,234,217,0.06);
        display: flex;
        align-items: center;
        gap: 8px;
      }

      .app-workspace-name {
        font-size: 0.82rem;
        font-weight: 600;
        color: rgba(241,234,217,0.9);
        letter-spacing: -0.01em;
      }

      .app-workspace-status {
        display: flex;
        align-items: center;
        gap: 4px;
        font-size: 0.68rem;
        color: rgba(241,234,217,0.3);
        margin-top: 1px;
      }

      .app-workspace-dot {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: #4a9665;
      }

      .app-sidebar-inner {
        flex: 1;
        overflow-y: auto;
        padding: 8px 0;
        scrollbar-width: none;
      }

      .app-sidebar-inner::-webkit-scrollbar { display: none; }

      .app-sidebar-group {
        margin-bottom: 4px;
      }

      .app-sidebar-group-label {
        font-size: 0.66rem;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: rgba(241,234,217,0.2);
        padding: 8px 14px 4px;
      }

      .app-channel-btn {
        width: 100%;
        background: none;
        border: none;
        font: inherit;
        font-size: 0.82rem;
        color: rgba(241,234,217,0.45);
        text-align: left;
        padding: 5px 14px;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 7px;
        letter-spacing: -0.01em;
        transition: color 160ms ease, background 160ms ease;
        border-radius: 0;
        position: relative;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .app-channel-btn:hover {
        color: rgba(241,234,217,0.75);
        background: rgba(241,234,217,0.04);
      }

      .app-channel-btn.active {
        color: rgba(241,234,217,0.95);
        background: rgba(202,186,156,0.08);
      }

      .app-channel-btn.active::before {
        content: "";
        position: absolute;
        left: 0;
        top: 3px;
        bottom: 3px;
        width: 2px;
        border-radius: 0 2px 2px 0;
        background: var(--tertiary);
      }

      .app-channel-hash {
        font-size: 0.9rem;
        opacity: 0.5;
        flex-shrink: 0;
      }

      .app-channel-btn.active .app-channel-hash { opacity: 0.85; }

      .app-channel-badge {
        margin-left: auto;
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
        border-radius: 8px;
        background: rgba(202,186,156,0.15);
        font-size: 0.65rem;
        color: rgba(202,186,156,0.8);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
      }

      .app-main {
        display: flex;
        flex-direction: column;
        overflow: hidden;
        border-right: 1px solid rgba(241,234,217,0.06);
      }

      .app-main-header {
        padding: 10px 18px;
        border-bottom: 1px solid rgba(241,234,217,0.06);
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
      }

      .app-main-channel-name {
        font-size: 0.88rem;
        font-weight: 600;
        color: rgba(241,234,217,0.85);
        letter-spacing: -0.01em;
      }

      .app-main-channel-topic {
        font-size: 0.76rem;
        color: rgba(241,234,217,0.3);
        border-left: 1px solid rgba(241,234,217,0.12);
        padding-left: 8px;
        margin-left: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .app-feed {
        flex: 1;
        overflow-y: auto;
        padding: 14px 18px;
        display: flex;
        flex-direction: column;
        gap: 2px;
        scrollbar-width: none;
      }

      .app-feed::-webkit-scrollbar { display: none; }

      .feed-msg {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        padding: 6px 8px;
        border-radius: 8px;
        cursor: pointer;
        transition: background 160ms ease;
        border: 1px solid transparent;
        position: relative;
      }

      .feed-msg:hover {
        background: rgba(241,234,217,0.04);
      }

      .feed-msg.selected {
        background: rgba(202,186,156,0.07);
        border-color: rgba(202,186,156,0.14);
      }

      .feed-avatar {
        width: 30px;
        height: 30px;
        border-radius: 6px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.72rem;
        font-weight: 600;
        color: rgba(241,234,217,0.8);
        letter-spacing: 0.02em;
        margin-top: 1px;
      }

      .feed-msg-body {
        flex: 1;
        min-width: 0;
      }

      .feed-msg-meta {
        display: flex;
        align-items: baseline;
        gap: 7px;
        margin-bottom: 2px;
      }

      .feed-msg-name {
        font-size: 0.84rem;
        font-weight: 600;
        color: rgba(241,234,217,0.88);
        letter-spacing: -0.01em;
      }

      .feed-msg-time {
        font-size: 0.7rem;
        color: rgba(241,234,217,0.25);
      }

      .feed-msg-text {
        font-size: 0.84rem;
        color: rgba(241,234,217,0.7);
        line-height: 1.5;
      }

      .feed-msg-text .based-tag {
        color: rgba(100,180,240,0.85);
        font-weight: 500;
      }

      .feed-thread-hint {
        display: flex;
        align-items: center;
        gap: 5px;
        margin-top: 5px;
        font-size: 0.74rem;
        color: rgba(100,180,240,0.6);
        cursor: pointer;
      }

      .feed-thread-line {
        width: 18px;
        height: 1px;
        background: rgba(100,180,240,0.3);
      }

      .app-thread {
        display: flex;
        flex-direction: column;
        overflow: hidden;
        background: rgba(5,10,7,0.5);
      }

      .app-thread-header {
        padding: 10px 16px;
        border-bottom: 1px solid rgba(241,234,217,0.06);
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-shrink: 0;
      }

      .app-thread-title {
        font-size: 0.82rem;
        font-weight: 600;
        color: rgba(241,234,217,0.65);
        letter-spacing: 0.02em;
      }

      .based-badge {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 0.68rem;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: rgba(202,186,156,0.55);
        padding: 3px 8px;
        border: 1px solid rgba(202,186,156,0.14);
        border-radius: 999px;
        background: rgba(202,186,156,0.04);
      }

      .based-badge-dot {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: #4a9665;
        animation: tbDotPulse 2s ease-in-out infinite;
      }

      .app-thread-body {
        flex: 1;
        overflow-y: auto;
        padding: 14px 16px;
        scrollbar-width: none;
      }

      .app-thread-body::-webkit-scrollbar { display: none; }

      .thread-origin {
        display: flex;
        align-items: flex-start;
        gap: 9px;
        margin-bottom: 14px;
        padding-bottom: 14px;
        border-bottom: 1px solid rgba(241,234,217,0.06);
      }

      .thread-origin-text {
        font-size: 0.83rem;
        color: rgba(241,234,217,0.55);
        line-height: 1.5;
      }

      .thread-response {
        display: flex;
        align-items: flex-start;
        gap: 9px;
      }

      .based-avatar {
        width: 28px;
        height: 28px;
        border-radius: 7px;
        background: rgba(138,98,64,0.2);
        border: 1px solid rgba(138,98,64,0.35);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.6rem;
        letter-spacing: 0.14em;
        font-weight: 700;
        color: rgba(202,186,156,0.9);
        flex-shrink: 0;
      }

      .based-response-body {
        flex: 1;
        min-width: 0;
      }

      .based-response-meta {
        display: flex;
        align-items: baseline;
        gap: 7px;
        margin-bottom: 6px;
      }

      .based-response-name {
        font-size: 0.82rem;
        font-weight: 600;
        color: rgba(202,186,156,0.9);
      }

      .based-response-app {
        font-size: 0.66rem;
        letter-spacing: 0.06em;
        color: rgba(241,234,217,0.25);
        background: rgba(241,234,217,0.06);
        padding: 1px 6px;
        border-radius: 4px;
      }

      .based-response-time {
        font-size: 0.68rem;
        color: rgba(241,234,217,0.22);
      }

      .response-card {
        border-radius: 10px;
        border: 1px solid rgba(202,186,156,0.12);
        background: rgba(14,28,20,0.9);
        overflow: hidden;
        opacity: 0;
        transform: translateY(6px);
        transition: opacity 320ms ease, transform 320ms ease;
      }

      .response-card.visible {
        opacity: 1;
        transform: none;
      }

      .response-card-header {
        padding: 9px 13px 8px;
        border-bottom: 1px solid rgba(202,186,156,0.08);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
      }

      .response-card-title {
        font-size: 0.76rem;
        font-weight: 600;
        color: rgba(241,234,217,0.8);
        letter-spacing: -0.01em;
      }

      .response-card-source {
        font-size: 0.66rem;
        color: rgba(241,234,217,0.28);
        letter-spacing: 0.04em;
      }

      .response-card-body {
        padding: 10px 13px;
        display: flex;
        flex-direction: column;
        gap: 7px;
      }

      .response-row {
        display: flex;
        align-items: flex-start;
        gap: 7px;
      }

      .response-label {
        font-size: 0.72rem;
        color: rgba(241,234,217,0.35);
        letter-spacing: 0.04em;
        flex-shrink: 0;
        min-width: 70px;
        padding-top: 1px;
      }

      .response-value {
        font-size: 0.78rem;
        color: rgba(241,234,217,0.8);
        line-height: 1.4;
      }

      .response-value.positive { color: rgba(74,200,120,0.85); }
      .response-value.negative { color: rgba(220,100,80,0.85); }
      .response-value.warning  { color: rgba(220,180,80,0.85); }

      .response-divider {
        height: 1px;
        background: rgba(202,186,156,0.07);
        margin: 2px 0;
      }

      .response-action {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.73rem;
        color: rgba(100,180,240,0.7);
        margin-top: 4px;
        padding-top: 6px;
        border-top: 1px solid rgba(202,186,156,0.07);
      }

      .response-action-dot {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: rgba(100,180,240,0.6);
        flex-shrink: 0;
      }

      .thread-processing {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.78rem;
        color: rgba(241,234,217,0.3);
        padding: 8px 0;
      }

      .processing-dots {
        display: flex;
        gap: 3px;
      }

      .processing-dot {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: rgba(202,186,156,0.5);
        animation: procDot 1.2s ease-in-out infinite;
      }

      .processing-dot:nth-child(2) { animation-delay: 0.2s; }
      .processing-dot:nth-child(3) { animation-delay: 0.4s; }

      @keyframes procDot {
        0%,80%,100% { opacity: 0.2; transform: scale(0.8); }
        40% { opacity: 1; transform: scale(1); }
      }

      .thread-empty {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        height: 100%;
        gap: 8px;
        text-align: center;
        padding: 2rem;
      }

      .thread-empty-icon {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        border: 1px solid rgba(202,186,156,0.14);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.9rem;
        color: rgba(202,186,156,0.3);
        margin-bottom: 4px;
      }

      .thread-empty-text {
        font-size: 0.8rem;
        color: rgba(241,234,217,0.22);
        line-height: 1.55;
      }

      .app-shell.surface-teams .app-sidebar {
        background: rgba(50,50,90,0.25);
      }

      .app-shell.surface-teams .app-channel-btn.active {
        background: rgba(100,100,190,0.14);
      }

      .app-shell.surface-teams .app-channel-btn.active::before {
        background: #7b83eb;
      }

      @media (max-width: 1100px) {
        .app-body { grid-template-columns: 188px 1fr 280px; height: 520px; }
      }

      @media (max-width: 860px) {
        .app-body { grid-template-columns: 160px 1fr; height: auto; min-height: 480px; }
        .app-thread { display: none; }
      }

      @media (max-width: 600px) {
        .app-body { grid-template-columns: 1fr; min-height: 500px; }
        .app-sidebar { display: none; }
        .surface-tabs { justify-content: flex-start; gap: 4px; }
        .surface-tab { padding: 4px 10px; font-size: 0.74rem; }
      }

      /* ─── Mobile continuation panel ─── */
      .mobile-continuation {
        margin-top: 2.5rem;
        padding: 2rem 2.5rem;
        border-radius: 14px;
        border: 1px solid rgba(202,186,156,0.1);
        background: rgba(10,20,14,0.7);
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 3rem;
        align-items: center;
        position: relative;
        overflow: hidden;
      }

      .mobile-continuation::before {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(138,98,64,0.06), transparent);
        pointer-events: none;
      }

      .mobile-cont-label {
        font-size: 0.72rem;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        color: var(--text-faint);
        display: block;
        margin-bottom: 0.75rem;
      }

      .mobile-cont-copy {
        margin: 0;
        font-size: 0.93rem;
        line-height: 1.68;
        color: var(--text-soft);
        max-width: 28rem;
      }

      .phone-shell {
        width: 200px;
        background: #0a1410;
        border-radius: 28px;
        border: 1.5px solid rgba(202,186,156,0.18);
        box-shadow:
          0 24px 64px rgba(0,0,0,0.6),
          0 0 0 1px rgba(202,186,156,0.06),
          inset 0 1px 0 rgba(241,234,217,0.04);
        overflow: hidden;
        position: relative;
        flex-shrink: 0;
      }

      .phone-notch {
        width: 60px;
        height: 10px;
        background: rgba(241,234,217,0.06);
        border-radius: 0 0 8px 8px;
        margin: 0 auto;
      }

      .phone-screen {
        padding: 6px 0 16px;
      }

      .phone-status-bar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 4px 14px 6px;
      }

      .phone-time {
        font-size: 0.68rem;
        color: rgba(241,234,217,0.6);
        font-weight: 600;
        letter-spacing: 0.02em;
      }

      .phone-app-name {
        font-size: 0.6rem;
        color: rgba(241,234,217,0.28);
        letter-spacing: 0.1em;
        text-transform: uppercase;
      }

      .phone-chat {
        padding: 0 10px;
      }

      .phone-chat-header {
        display: flex;
        align-items: center;
        gap: 7px;
        padding: 6px 0 8px;
        border-bottom: 1px solid rgba(241,234,217,0.06);
        margin-bottom: 10px;
      }

      .phone-bot-avatar {
        width: 24px;
        height: 24px;
        border-radius: 6px;
        background: rgba(138,98,64,0.2);
        border: 1px solid rgba(138,98,64,0.35);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.55rem;
        font-weight: 700;
        color: rgba(202,186,156,0.9);
        letter-spacing: 0.1em;
        flex-shrink: 0;
      }

      .phone-bot-name {
        font-size: 0.74rem;
        font-weight: 600;
        color: rgba(241,234,217,0.85);
        display: block;
        line-height: 1.1;
      }

      .phone-bot-status {
        font-size: 0.58rem;
        color: rgba(74,150,101,0.7);
        display: block;
        letter-spacing: 0.02em;
      }

      .phone-messages {
        display: flex;
        flex-direction: column;
        gap: 7px;
      }

      .phone-msg {
        max-width: 86%;
        border-radius: 12px;
        padding: 7px 10px;
        font-size: 0.72rem;
        line-height: 1.45;
      }

      .phone-msg--out {
        align-self: flex-end;
        background: rgba(202,186,156,0.1);
        border: 1px solid rgba(202,186,156,0.18);
        color: rgba(241,234,217,0.75);
        border-radius: 12px 12px 3px 12px;
      }

      .phone-msg--in {
        align-self: flex-start;
        background: rgba(14,28,20,0.9);
        border: 1px solid rgba(202,186,156,0.1);
        color: rgba(241,234,217,0.75);
        border-radius: 12px 12px 12px 3px;
      }

      .phone-msg--typing {
        padding: 8px 12px;
      }

      .phone-typing-dots {
        display: flex;
        gap: 3px;
        align-items: center;
      }

      .phone-typing-dots span {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: rgba(202,186,156,0.45);
        animation: phoneDot 1.2s ease-in-out infinite;
      }

      .phone-typing-dots span:nth-child(2) { animation-delay: 0.18s; }
      .phone-typing-dots span:nth-child(3) { animation-delay: 0.36s; }

      @keyframes phoneDot {
        0%,80%,100% { opacity: 0.2; transform: scale(0.8); }
        40% { opacity: 1; transform: scale(1); }
      }

      .phone-msg--card {
        max-width: 96%;
        padding: 0;
        overflow: hidden;
        background: rgba(14,28,20,0.95);
        border-color: rgba(202,186,156,0.14);
        opacity: 0;
        transform: translateY(4px);
        transition: opacity 300ms ease, transform 300ms ease;
      }

      .phone-msg--card.visible {
        opacity: 1;
        transform: none;
      }

      .phone-card-title {
        font-size: 0.68rem;
        font-weight: 600;
        color: rgba(241,234,217,0.8);
        padding: 7px 10px 5px;
        border-bottom: 1px solid rgba(202,186,156,0.08);
        letter-spacing: -0.01em;
      }

      .phone-card-rows {
        padding: 6px 10px;
        display: flex;
        flex-direction: column;
        gap: 4px;
      }

      .phone-card-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 6px;
      }

      .phone-card-label {
        font-size: 0.62rem;
        color: rgba(241,234,217,0.32);
        letter-spacing: 0.04em;
      }

      .phone-card-val {
        font-size: 0.68rem;
        font-weight: 500;
      }

      .phone-pos { color: rgba(74,200,120,0.85); }
      .phone-neg { color: rgba(220,100,80,0.85); }
      .phone-warn { color: rgba(220,180,80,0.85); }

      .phone-card-flag {
        font-size: 0.6rem;
        color: rgba(220,180,80,0.65);
        padding: 0 10px 5px;
        line-height: 1.4;
      }

      .phone-card-source {
        font-size: 0.58rem;
        color: rgba(241,234,217,0.2);
        padding: 4px 10px 7px;
        border-top: 1px solid rgba(202,186,156,0.07);
        letter-spacing: 0.03em;
      }

      .reveal-fast {
        opacity: 0;
        transform: translateY(10px);
        transition: opacity 500ms var(--ease), transform 500ms var(--ease);
      }

      .reveal-fast.in {
        opacity: 1;
        transform: none;
      }

      @media (max-width: 860px) {
        .mobile-continuation {
          grid-template-columns: 1fr;
          gap: 2rem;
          padding: 1.5rem;
        }
        .mobile-cont-right {
          display: flex;
          justify-content: center;
        }
      }

      @media (max-width: 480px) {
        .phone-shell { width: 180px; }
      }