/* ── RESPONSIVE ──
         Breakpoints:
           1024px  big tablet / small laptop
           960px   tablet portrait
           768px   large phone landscape
           640px   mobile
           480px   small mobile (narrow phones)
      */

      /* ─ 1024px: reduce oversized section padding ─ */
      @media (max-width: 1024px) {
        :root {
          --py: 80px;
        }
        .medical-insert-hero {
          padding: 84px 20px 72px;
        }
        .medical-problem-section,
        .medical-bottleneck,
        .medical-service,
        .medical-proof,
        .medical-pricing {
          padding: 80px 0;
        }
        #contact {
          padding: 96px 0;
        }
      }

      /* ─ 960px: tablet ─ */
      @media (max-width: 960px) {
        .nav__logo {
          font-size: 18px;
          font-weight: 800;
        }

        :root {
          --py: 68px;
        }
        .hero__grid {
          grid-template-columns: 1fr;
          gap: 44px;
        }
        .hero__card {
          max-width: none;
          justify-self: stretch;
        }
        .feat-grid,
        .stats-grid {
          grid-template-columns: repeat(2, 1fr);
        }
        .contact-layout {
          grid-template-columns: 1fr;
          gap: 44px;
        }
        .form-card {
          padding: 30px 24px;
        }
        .field-grid {
          grid-template-columns: 1fr;
        }
        .chart-card-header,
        .chart-section,
        .chart-footer {
          padding-left: 22px;
          padding-right: 22px;
        }
        .chart-footer {
          flex-direction: column;
          align-items: flex-start;
          gap: 14px;
        }
        .submit-requirements {
          font-size: 12px;
        }
        .chart-submit-btn {
          width: 100%;
        }
        .nav__in {
          display: flex;
          justify-content: space-between;
          column-gap: 0;
          width: 100%;
        }
        .nav__logo {
          margin-right: auto;
        }
        .nav__actions {
          margin-left: auto;
          justify-content: flex-end;
        }
        .nav__menu {
          display: none;
        }

        /* Tighten decorative orbs on demo section so they don't overflow viewport width */
        #demo::before,
        #demo::after {
          width: 70vw;
          height: 70vw;
        }

        /* Pricing card inner list should not force its own width */
        .medical-pricing-tick {
          width: 100%;
          max-width: 520px;
          margin: 32px auto 0;
        }
        .medical-pricing-tick li {
          white-space: normal;
        }
      }

      /* ─ 768px: larger phones / phablets ─ */
      @media (max-width: 768px) {
        .medical-insert-hero {
          padding: 72px 18px 60px;
        }
        .medical-insert-sub {
          font-size: 17px;
        }
        .medical-problem-section,
        .medical-bottleneck,
        .medical-service,
        .medical-proof,
        .medical-pricing {
          padding: 64px 0;
        }
        .medical-problem-section {
          padding-left: 18px;
          padding-right: 18px;
        }
        .medical-problem-grid {
          grid-template-columns: 1fr;
          margin-top: 32px;
        }
        .medical-problem-card {
          padding: 22px 20px;
        }
        .medical-bottleneck-card {
          padding: 22px 18px 38px;
        }
        .medical-bottleneck-time {
          left: 20px;
          bottom: 14px;
          font-size: 14px;
        }
        .medical-bottleneck-group-list li {
          min-height: auto;
          padding: 12px 14px;
        }
        .medical-service .section-title,
        .medical-proof .section-title,
        .medical-pricing .section-title,
        .medical-bottleneck .section-title {
          font-size: clamp(24px, 6vw, 32px);
        }
        .medical-service .section-desc,
        .medical-proof .section-desc,
        .medical-pricing .section-desc {
          font-size: 15px;
        }
        .medical-proof-stats {
          grid-template-columns: repeat(2, 1fr);
          gap: 14px;
          margin-top: 32px;
        }
        .medical-proof-stat {
          padding: 18px 16px;
        }
        .medical-proof-stat strong {
          font-size: 32px;
        }
        .medical-pricing-grid {
          gap: 16px;
        }
        .medical-pricing-card {
          padding: 22px 18px;
        }
        .medical-pricing-card--consult .medical-pricing-table {
          width: 100%;
          margin: 14px 0 0;
          font-size: 13px;
        }
        .medical-pricing-card--consult .medical-pricing-table th,
        .medical-pricing-card--consult .medical-pricing-table td {
          padding: 10px 8px;
        }

        /* Hero voice transcript must wrap on narrow screens */
        .hero-voice-transcript {
          white-space: normal;
        }
        .hero-voice-stage.is-listening,
        .hero-voice-stage.is-speaking {
          max-width: 100%;
        }

        /* Contact */
        #contact {
          padding: 72px 0;
        }
        .contact-wrapper {
          padding: 0 18px;
        }
        .contact-intro {
          margin-bottom: 24px;
        }
        .chart-section {
          padding: 24px 20px;
        }
        .chart-card-header {
          padding: 16px 20px;
          gap: 12px;
        }
        .chart-form-label {
          font-size: 9px;
        }
        .chart-form-title {
          font-size: 14px;
        }
        .chart-doc-info .doc-date {
          font-size: 11px;
        }
        .chart-doc-info .doc-no {
          font-size: 10px;
        }

        /* FAQ */
        .faq-list {
          margin-top: 32px;
        }
        .faq-q {
          padding: 16px 18px;
          gap: 10px;
        }
        .faq-a {
          padding: 0 18px;
          font-size: 13px;
        }
        .faq-item.open .faq-a {
          padding: 0 18px 16px;
        }

        /* Footer */
        .footer {
          padding: 40px 0 28px;
        }
        .footer__in {
          flex-direction: column;
          gap: 24px;
        }
        .footer__contact {
          width: 100%;
        }
        .footer__bottom {
          flex-direction: column;
          align-items: flex-start;
          gap: 12px;
        }
      }

      /* ─ 640px: mobile ─ */
      @media (max-width: 640px) {
        .wrap {
          padding: 0 18px;
        }
        :root {
          --py: 52px;
          --nav-h: 64px;
        }
        .page-fab {
          right: 16px;
          width: 48px;
          height: 48px;
        }
        .page-message {
          bottom: 76px;
        }
        .page-up {
          bottom: 16px;
        }
        .nav .wrap {
          padding: 0 14px;
        }
        .nav.scrolled {
          height: 56px;
        }
        .logo-mark {
          height: 24px;
          width: 24px;
        }
        .hero {
          padding-top: var(--nav-h);
        }
        .hero__grid {
          padding: 36px 0 48px;
          gap: 32px;
        }
        .hero__h1 {
          font-size: clamp(24px, 7vw, 30px);
          letter-spacing: -0.8px;
          margin-bottom: 14px;
        }
        .hero__sub {
          font-size: 15px;
          line-height: 1.7;
          margin-bottom: 28px;
        }
        .hero__badge {
          font-size: 12px;
          padding: 5px 12px;
          margin-bottom: 18px;
        }
        .hero__cta {
          flex-direction: column;
          align-items: stretch;
          gap: 10px;
        }
        .btn-p.lg,
        .btn-s.lg {
          width: 100%;
          justify-content: center;
          padding: 14px 24px;
          font-size: 15px;
        }
        .hero__card {
          padding: 14px;
          border-radius: 24px;
        }
        .hero__card-top {
          margin-bottom: 12px;
        }
        .hero__card-label {
          font-size: 10px;
          letter-spacing: 1.4px;
        }
        .mini-chat {
          padding: 16px;
          border-radius: 18px;
        }
        .hero-voice-avatar {
          width: 48px;
          min-height: 48px;
          border-radius: 16px;
        }
        .hero-voice-logo {
          width: 22px;
          height: 22px;
        }
        .hero-voice-title {
          font-size: 16px;
        }
        .hero-voice-state {
          font-size: 11px;
        }
        .hero-voice-stage {
          padding: 12px 14px 13px 16px;
          border-radius: 16px;
        }
        .hero-voice-stage.is-listening {
          max-width: 100%;
          padding: 10px 12px;
        }
        .hero-voice-stage.is-speaking {
          max-width: 100%;
        }
        .hero-voice-transcript {
          font-size: 13px;
          white-space: normal;
        }
        .hero-voice-answer {
          font-size: 12.5px;
        }

        /* Trust bar: true 2-col grid so padding doesn't overflow */
        .trust-bar {
          padding: 16px 0;
        }
        .trust-bar__in {
          display: grid;
          grid-template-columns: 1fr 1fr;
          gap: 0;
        }
        .trust-item {
          width: auto;
          padding: 10px 12px;
          border-right: none;
          border-bottom: 1px solid rgba(15, 35, 70, 0.08);
        }
        .trust-item:nth-last-child(-n + 2) {
          border-bottom: none;
        }
        .trust-item:nth-child(odd) {
          border-right: 1px solid rgba(15, 35, 70, 0.08);
        }
        .trust-num {
          font-size: 20px;
        }
        .trust-lbl {
          font-size: 10.5px;
          text-align: center;
          line-height: 1.35;
        }

        /* Section heads */
        .sec-head {
          margin-bottom: 36px;
        }
        .sec-title {
          font-size: clamp(22px, 6.4vw, 28px);
          letter-spacing: -0.6px;
        }
        .sec-desc {
          font-size: 14px;
        }
        .eyebrow {
          font-size: 10.5px;
          letter-spacing: 2.2px;
        }

        /* Sections that relied on viewport snap — don't force full height on mobile */
        .sec--snap {
          min-height: 0;
        }

        /* Features / stats grids */
        .feat-grid,
        .stats-grid {
          grid-template-columns: 1fr;
          gap: 14px;
          margin-top: 32px;
        }
        .feat-card {
          padding: 24px 22px;
        }
        .feat-title {
          font-size: 18px;
          margin-bottom: 18px;
        }
        .stat-card {
          padding: 28px 20px;
        }
        .stat-num {
          font-size: 40px;
        }

        /* Form */
        .form-row {
          grid-template-columns: 1fr;
        }
        .form-card {
          padding: 24px 18px;
        }
        .nav__actions .btn-s {
          display: none;
        }
        .success-actions {
          flex-direction: column;
          align-items: stretch;
        }
        .success-title {
          font-size: 18px;
        }

        /* Medical sections */
        .medical-insert-hero {
          padding: 56px 16px 48px;
        }
        .medical-insert-title {
          font-size: clamp(26px, 7vw, 34px);
          letter-spacing: -1px;
        }
        .medical-insert-sub {
          font-size: 15px;
          margin-bottom: 28px;
        }
        .medical-insert-btn {
          padding: 14px 28px;
          font-size: 16px;
        }
        .medical-problem-section,
        .medical-bottleneck,
        .medical-service,
        .medical-proof,
        .medical-pricing {
          padding: 48px 0;
        }
        .medical-problem-card h3 {
          font-size: 17px;
        }
        .medical-problem-card p {
          font-size: 14px;
        }
        .medical-service-steps {
          grid-template-columns: 1fr;
          gap: 12px;
          margin-top: 36px;
        }
        .medical-service-step {
          padding: 20px 18px;
        }
        .medical-service-step h4 {
          font-size: 17px;
        }
        .medical-service-step p {
          font-size: 14px;
        }
        .medical-proof-stats {
          grid-template-columns: 1fr;
          gap: 12px;
        }
        .medical-proof-stat {
          padding: 18px 18px;
        }
        .medical-proof-stat strong {
          font-size: 30px;
        }
        .medical-pricing-grid {
          grid-template-columns: 1fr;
        }
        .medical-pricing-card h3 {
          font-size: 20px;
        }
        .medical-bottleneck-grid {
          grid-template-columns: 1fr;
          gap: 16px;
          margin-top: 24px;
        }
        .medical-bottleneck-grid::before {
          content: none;
        }
        .medical-bottleneck-card h3 {
          font-size: 20px;
        }
        .medical-bottleneck-eyebrow {
          font-size: 10px;
          padding: 6px 10px;
        }
        .medical-bottleneck-group-list li {
          padding: 12px 14px;
        }
        .medical-bottleneck-group-title {
          font-size: 13.5px;
        }
        .medical-bottleneck-group-tag {
          font-size: 12px;
          padding: 5px 9px;
        }
        .medical-bottleneck-result-head .type {
          font-size: 13px;
        }
        .medical-bottleneck-result-line {
          grid-template-columns: 38px 1fr;
          gap: 6px;
        }
        .medical-bottleneck-result-line p {
          font-size: 12.5px;
        }
        .medical-bottleneck-repeat-text {
          font-size: 12.5px;
        }
        .medical-bottleneck-repeat-list.is-two-row {
          grid-template-columns: 1fr;
        }

        /* Contact (chart card) */
        #contact {
          padding: 56px 0;
        }
        .contact-wrapper {
          padding: 0 14px;
        }
        .contact-intro h2 {
          font-size: clamp(22px, 6vw, 28px);
          letter-spacing: -0.6px;
        }
        .chart-card {
          border-radius: 18px;
        }
        .chart-card-header {
          flex-direction: column;
          align-items: flex-start;
          gap: 6px;
          padding: 14px 18px;
        }
        .chart-doc-info {
          align-items: flex-start;
          flex-direction: row;
          gap: 12px;
        }
        .chart-section {
          padding: 20px 18px;
        }
        .chart-section-label {
          font-size: 9.5px;
          margin-bottom: 14px;
        }
        .field-grid {
          gap: 16px 18px;
        }
        .chart-input,
        .chart-textarea {
          font-size: 16px; /* prevent iOS zoom on focus */
        }
        .chart-input::placeholder,
        .chart-textarea::placeholder {
          font-size: 14px;
        }
        .chip-group .form-tag {
          padding: 8px 14px;
          font-size: 12.5px;
        }
        .chart-footer {
          padding: 18px 18px;
        }
        .sign-area {
          font-size: 11px;
        }
        .sign-line {
          width: 64px;
        }

        /* Form .form-input/.form-area too */
        .form-input,
        .form-sel,
        .form-area {
          font-size: 16px; /* prevent iOS zoom on focus */
        }

        /* FAQ */
        .faq-q {
          padding: 14px 16px;
        }
        .faq-q-txt {
          font-size: 13.5px;
        }
        .faq-ico {
          width: 24px;
          height: 24px;
          font-size: 16px;
        }
        .faq-a {
          padding: 0 16px;
        }
        .faq-item.open .faq-a {
          padding: 0 16px 14px;
        }

        /* Footer */
        .footer {
          padding: 32px 0 24px;
        }
        .footer__in {
          padding-bottom: 24px;
        }
        .footer__brand-desc {
          font-size: 11.5px;
          max-width: none;
        }
        .footer__ci {
          font-size: 12.5px;
        }
        .footer__links {
          gap: 14px;
          flex-wrap: wrap;
        }

        /* fit-grid / inline-stats / mid-cta */
        .fit-grid,
        .inline-stats {
          grid-template-columns: 1fr;
        }
        .mid-cta {
          padding: 52px 0;
        }
        .mid-cta__box {
          padding: 28px 20px;
        }
        .mid-cta__actions {
          flex-direction: column;
          align-items: stretch;
        }
        .mid-cta__actions .btn {
          width: 100%;
          justify-content: center;
        }

        /* Demo decorative orbs shouldn't force horizontal overflow */
        #demo::before {
          inset: -12% -10% auto auto;
          width: 80vw;
          height: 80vw;
        }
        #demo::after {
          inset: auto -16% -24% auto;
          width: 74vw;
          height: 74vw;
        }

        /* Demo layout on mobile: stack vertically instead of horizontal scroll.
           Chat window on top (main attraction), side panel with checks +
           patient phone mock below. Kill the 1040px min-width and JS-set
           --demo-panel-h so both blocks size to their natural content. */
        #demo .demo-fixed-wrap {
          overflow: visible;
          padding: 0;
        }
        #demo .demo-layout {
          display: flex;
          flex-direction: column;
          align-items: stretch;
          min-width: 0;
          gap: 18px;
        }
        #demo .chat-win {
          order: 1;
          width: 100%;
          flex: 0 0 auto;
          height: auto;
          min-height: 420px;
          --demo-panel-h: auto;
        }
        #demo .demo-side {
          order: 2;
          flex: 0 0 auto;
          width: 100%;
          height: auto;
          padding: 22px 20px;
          --demo-panel-h: auto;
        }
        #demo .chat-body {
          min-height: 280px;
        }
        #demo .demo-overlay__btn {
          width: 80px;
          height: 80px;
        }
        #demo .demo-overlay__btn svg {
          width: 30px;
          height: 30px;
        }
        /* Patient phone mock: keep compact next to checklist */
        #demo .patient-phone-wrap {
          margin-top: 20px;
          padding-top: 18px;
        }
        #demo .patient-phone {
          max-width: 168px;
        }
      }

      /* ─ 480px: small phones ─ */
      @media (max-width: 480px) {
        .wrap {
          padding: 0 14px;
        }
        .hero__h1 {
          font-size: 24px;
          line-height: 1.22;
        }
        .hero__sub {
          font-size: 14px;
        }
        .hero__grid {
          padding: 28px 0 40px;
        }
        .hero__card {
          padding: 12px;
          border-radius: 20px;
        }
        .mini-chat {
          padding: 14px;
          gap: 8px;
        }
        .hero-voice-head .hero-voice-agent {
          gap: 8px;
        }
        .hero-voice-avatar {
          width: 42px;
          min-height: 42px;
          border-radius: 14px;
        }
        .hero-voice-title {
          font-size: 15px;
        }
        .hero-voice-note {
          font-size: 9.5px;
        }
        .trust-num {
          font-size: 18px;
        }
        .trust-lbl {
          font-size: 10px;
        }
        .sec-title {
          font-size: clamp(20px, 6.6vw, 26px);
        }
        .medical-insert-title {
          font-size: 24px;
        }
        .medical-proof-stat strong {
          font-size: 28px;
        }
        .page-fab {
          width: 44px;
          height: 44px;
        }
        .page-fab svg {
          width: 20px;
          height: 20px;
        }
        .page-message {
          bottom: 68px;
        }
        .page-up {
          bottom: 14px;
        }
      }

      /* ─ short-viewport tweak: avoids cramped hero on landscape phones ─ */
      @media (max-height: 560px) and (orientation: landscape) {
        .sec--snap {
          min-height: 0;
        }
        .hero {
          min-height: 0;
        }
        .hero__grid {
          padding: 32px 0;
        }
      }

      /* ─ reveal animation (preserved) ─ */
      .reveal {
        opacity: 0;
        transform: translateY(22px);
        transition:
          opacity 0.55s ease,
          transform 0.55s ease;
      }
      .reveal.in {
        opacity: 1;
        transform: translateY(0);
      }
      .demo-paused .voice-indicator span,
      .demo-paused .w-bar,
      .demo-paused .mc-bar {
        animation-play-state: paused !important;
      }

      /* ─ Honor reduced-motion users (iOS/Android accessibility settings) ─ */
      @media (prefers-reduced-motion: reduce) {
        .reveal {
          opacity: 1;
          transform: none;
          transition: none;
        }
        *,
        *::before,
        *::after {
          animation-duration: 0.01ms !important;
          animation-iteration-count: 1 !important;
          transition-duration: 0.01ms !important;
          scroll-behavior: auto !important;
        }
      }