/* ════ RESET & TOKENS ════ */
    :root {
      --ptg-blue:   #316bff;
      --ptg-teal:   #19a7a7;
      --ptg-green:  #2fbf71;
      --ptg-violet: #6d5dfc;
      --ptg-rose:   #e84d6f;
      --ptg-amber:  #d38a12;
      --ptg-text:   #0f1923;
      --ptg-muted:  #52636b;
      --ptg-line:   rgba(15,25,35,.1);
      --ptg-surface:#ffffff;
      --ptg-bg:     #f3f6f8;
      --ptg-spring: cubic-bezier(0.34,1.4,0.64,1);
      --ptg-ease:   cubic-bezier(0.16,1,0.3,1);
    }
    .ptg-root *, .ptg-root *::before, .ptg-root *::after { box-sizing: border-box; margin: 0; padding: 0; }
    .ptg-root {
      font-family: "Hanken Grotesk", -apple-system, sans-serif;
      color: var(--ptg-text);
      background: var(--ptg-bg);
      -webkit-font-smoothing: antialiased;
      -webkit-tap-highlight-color: transparent;
    }
    :where(.ptg-root) h2, :where(.ptg-root) h3, :where(.ptg-root) h4 { font-family:"Cal Sans","Hanken Grotesk",sans-serif; font-weight:400; line-height:1.05; }
    :where(.ptg-root) p { color:var(--ptg-muted); line-height:1.62; }
    :where(.ptg-root) button, :where(.ptg-root) a { font:inherit; -webkit-tap-highlight-color:transparent; }
    :where(.ptg-root) button { cursor:pointer; border:none; background:none; }
    :where(.ptg-root) button:focus-visible, :where(.ptg-root) a:focus-visible { outline:3px solid rgba(49,107,255,.35); outline-offset:3px; border-radius:8px; }

    /* ════ HEADER ════ */
    .ptg-app-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255,255,255,.94);
      backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--ptg-line);
      padding: 0 20px;
    }
    .ptg-header-inner {
      width: 100%;
      max-width: 640px;
      margin: 0 auto;
      display: flex;
      align-items: stretch;
    }

    /* ── Underline tab nav ── */
    .ptg-phase-nav {
      display: flex;
      align-items: stretch;
      width: 100%;
    }
    .ptg-phase-nav-link {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 3px;
      padding: 0 8px;
      min-height: 54px;
      text-decoration: none;
      position: relative;
    }
    /* separator between tabs */
    .ptg-phase-nav-link + .ptg-phase-nav-link::before {
      content: "";
      position: absolute; left: 0; top: 22%; bottom: 22%;
      width: 1px; background: var(--ptg-line);
    }
    /* colored bottom bar */
    .ptg-phase-nav-link::after {
      content: "";
      position: absolute; bottom: -1px; left: 16px; right: 16px;
      height: 2.5px; border-radius: 99px 99px 0 0;
      opacity: 0; transform: scaleX(.3);
      transition: opacity .28s var(--ptg-ease), transform .28s var(--ptg-ease);
    }
    .ptg-pnl--blue::after  { background: var(--ptg-blue); }
    .ptg-pnl--teal::after  { background: var(--ptg-teal); }
    .ptg-pnl--green::after { background: var(--ptg-green); }
    .ptg-phase-nav-link.ptg-is-active::after { opacity: 1; transform: scaleX(1); }

    .ptg-pnl-step {
      font-size: 9.5px; font-weight: 700;
      text-transform: uppercase; letter-spacing: .07em;
      color: var(--ptg-muted); opacity: .5; line-height: 1;
      transition: color .22s, opacity .22s;
    }
    .ptg-pnl-label {
      font-size: 13px; font-weight: 700;
      color: var(--ptg-muted); line-height: 1;
      transition: color .22s;
    }
    .ptg-pnl--blue.ptg-is-active  .ptg-pnl-step { color: var(--ptg-blue);  opacity: 1; }
    .ptg-pnl--teal.ptg-is-active  .ptg-pnl-step { color: var(--ptg-teal);  opacity: 1; }
    .ptg-pnl--green.ptg-is-active .ptg-pnl-step { color: var(--ptg-green); opacity: 1; }
    .ptg-phase-nav-link.ptg-is-active .ptg-pnl-label { color: var(--ptg-text); }
    /* past sections: slightly elevated opacity to show progress */
    .ptg-phase-nav-link.ptg-is-past .ptg-pnl-step  { opacity: .75; }
    .ptg-phase-nav-link.ptg-is-past .ptg-pnl-label { color: var(--ptg-text); opacity: .55; }


    /* ════ PHASE SECTIONS ════ */
    .ptg-phase-section {
      padding: 52px 24px;
      scroll-margin-top: var(--ptg-header-h, 58px);
    }
    .ptg-phase-section:last-child { border-bottom: none; }

    .ptg-phase-inner {
      max-width: 1120px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    /* ── Reveal animation ── */
    .ptg-reveal {
      opacity: 0;
      transform: translateY(20px);
      transition: opacity .65s var(--ptg-ease), transform .65s var(--ptg-ease);
    }
    .ptg-reveal.ptg-is-visible { opacity: 1; transform: translateY(0); }
    .ptg-reveal:nth-child(2) { transition-delay: .08s; }
    .ptg-reveal:nth-child(3) { transition-delay: .16s; }

    /* ── Phase title ── */
    .ptg-phase-title-row { display: flex; flex-direction: column; gap: 10px; align-items: center; text-align: center; }
    .ptg-phase-title-row h2 { font-size: clamp(26px,4vw,50px); letter-spacing: -.5px; line-height: 1.1; }
    .ptg-phase-title-row p  { font-size: 16px; max-width: 620px; color: var(--ptg-muted); }

    /* ── General Intro Banner ── */
    .ptg-general-banner {
      position: relative;
      background: linear-gradient(135deg, #f8faff 0%, #ffffff 100%);
      border: 1.5px solid rgba(49, 107, 255, 0.18);
      border-radius: 20px;
      padding: 32px 36px;
      box-shadow: 0 10px 30px rgba(49, 107, 255, 0.06);
      display: flex;
      flex-direction: column;
      gap: 12px;
      align-items: center;
      text-align: center;
      width: 100%;
      max-width: 860px;
      margin: 0 auto 12px;
      box-sizing: border-box;
    }
    .ptg-general-banner::before {
      content: "";
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: min(120px, 40%);
      height: 3px;
      background: var(--ptg-blue);
      border-radius: 0 0 999px 999px;
    }
    .ptg-general-banner h2 {
      font-size: clamp(22px, 3vw, 36px);
      color: var(--ptg-text);
      letter-spacing: -0.5px;
      font-weight: 700;
      max-width: 100%;
    }
    .ptg-general-banner p {
      font-size: clamp(14px, 1.5vw, 17px);
      color: #3d4f58;
      line-height: 1.68;
      max-width: 100%;
      margin: 0;
    }

    @media (max-width:600px) {
      .ptg-general-banner {
        padding: 24px 18px;
        border-radius: 16px;
      }
    }

    /* ════ PHASE 1 — PATIENT JOURNEY ════ */

    /* Progress */
    .ptg-journey-progress-wrap { position: relative; padding-bottom: 0; }
    .ptg-journey-progress-bar {
      position: absolute;
      left: 12.5%; right: 12.5%;
      top: 17px; /* half of 36px icon = vertical centre */
      height: 1.5px; background: var(--ptg-line); border-radius: 999px; overflow: hidden;
    }
    .ptg-journey-progress-fill {
      height: 100%; width: 0%;
      background: linear-gradient(90deg, var(--ptg-blue), var(--ptg-teal));
      border-radius: 999px;
      transition: width 0.1s linear;
    }
    .ptg-journey-progress-steps { display: flex; position: relative; z-index: 1; }
    .ptg-jps-item {
      flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px;
      background: none; border: none; cursor: pointer; padding: 0 4px 4px;
      transition: opacity .2s;
    }
    .ptg-jps-item:hover { opacity: .75; }
    .ptg-jps-icon {
      width: 36px; height: 36px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      background: var(--ptg-bg);
      border: 1.5px solid var(--ptg-line);
      position: relative;
      transition: border-color .3s var(--ptg-ease), background .3s var(--ptg-ease), transform .35s var(--ptg-spring), box-shadow .3s var(--ptg-ease);
    }
    .ptg-jps-icon svg {
      display: block;
      width: 16px; height: 16px;
      stroke: var(--ptg-muted); fill: none;
      stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
      transition: stroke .3s var(--ptg-ease);
    }
    .ptg-jps-item.ptg-is-active .ptg-jps-icon {
      background: var(--ptg-blue); border-color: var(--ptg-blue);
      box-shadow: 0 0 0 4px rgba(49,107,255,.18);
      box-shadow: 0 0 0 4px color-mix(in srgb, var(--ptg-blue) 18%, transparent);
    }
    .ptg-jps-item.ptg-is-active .ptg-jps-icon svg { stroke: #fff; }
    .ptg-jps-label { font-size: 10px; text-transform:uppercase; letter-spacing:0.5px; font-weight: 700; color: var(--ptg-muted); transition: color .3s var(--ptg-ease); }
    .ptg-jps-item.ptg-is-active .ptg-jps-label { color: var(--ptg-text); }

    /* Scroll container — breaks out of section padding for edge-to-edge carousel */
    .ptg-journey-scroll-outer {
      overflow: hidden;
      margin: 0 -24px;
      width: calc(100% + 48px);
      max-width: 100vw;
    }
    .ptg-journey-track {
      display: flex;
      overflow-x: scroll;
      scroll-snap-type: x mandatory;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
      gap: 24px;
      padding: 4px 24px 10px;
      scroll-padding-left: 24px;
    }
    .ptg-journey-track::-webkit-scrollbar { display: none; }

    /* Cards — horizontal split: video left, content right */
    .ptg-journey-card {
      flex-shrink: 0;
      width: min(860px, calc(100% - 48px));
      scroll-snap-align: start;
      display: grid; grid-template-columns: 42% 58%;
      background: var(--ptg-surface);
      border-radius: 22px;
      border: 1.5px solid var(--ptg-line);
      overflow: hidden;
      box-sizing: border-box;
    }
    .ptg-journey-card::after { display: none; }
    .ptg-jc-visual {
      position: relative; min-height: 340px;
      overflow: hidden; flex-shrink: 0;
    }
    .ptg-jc-visual--0 { background: linear-gradient(145deg,#0e2a7d 0%,#316bff 100%); }
    .ptg-jc-visual--1 { background: linear-gradient(145deg,#064a4a 0%,#19a7a7 100%); }
    .ptg-jc-visual--2 { background: linear-gradient(145deg,#2e1a8a 0%,#6d5dfc 100%); }
    .ptg-jc-visual--3 { background: linear-gradient(145deg,#0e4d2b 0%,#2fbf71 100%); }
    .ptg-jc-video {
      position: absolute; inset: 0;
      width: 100%; height: 100%;
      object-fit: cover;
      display: block;
    }
    .ptg-jc-content {
      display: flex; flex-direction: column; gap: 14px;
      padding: 40px 44px;
      justify-content: center;
    }
    .ptg-jc-badge {
      display: inline-flex; align-items: center;
      padding: 4px 11px; border-radius: 999px;
      font-size: 11px; font-weight: 700; text-transform: uppercase; width: fit-content;
    }
    .ptg-jc-badge--0 { background: rgba(49,107,255,.1);  color: var(--ptg-blue); }
    .ptg-jc-badge--1 { background: rgba(25,167,167,.1);  color: var(--ptg-teal); }
    .ptg-jc-badge--2 { background: rgba(109,93,252,.1);  color: var(--ptg-violet); }
    .ptg-jc-badge--3 { background: rgba(47,191,113,.1);  color: var(--ptg-green); }
    .ptg-jc-content h3 { font-size: clamp(22px,2.6vw,32px); color: var(--ptg-text); line-height: 1.15; }
    .ptg-jc-content p  { font-size: 14px; max-width: 500px; color: var(--ptg-muted); line-height: 1.65; }



    /* ════ TREATMENT SELECTOR ════ */
    .ptg-select-section {
      padding: 0px 24px 96px;
      /* background: var(--ptg-surface); */
      border-bottom: 1px solid var(--ptg-line);
    }
    .ptg-select-inner {
      max-width: 1120px; margin: 0 auto;
      display: flex; flex-direction: column; gap: 24px;
    }
    .ptg-select-header { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 16px; }
    .ptg-select-eyebrow {
      display: inline-block;
      font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
      color: var(--ptg-blue); background: rgba(49,107,255,.1);
      background: color-mix(in srgb, var(--ptg-blue) 10%, transparent);
      padding: 5px 14px; border-radius: 999px;
    }
    .ptg-select-header h2, .ptg-select-header h1 {
      font-family: "Cal Sans",sans-serif;
      font-size: clamp(28px,4vw,48px); letter-spacing: -.5px; line-height: 1.1;
    }
    .ptg-select-header p { font-size: 15px; color: var(--ptg-muted); max-width: 480px; line-height: 1.6; }
    .ptg-treatments-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
    }
    .ptg-tr-card {
      --ptg-tc: var(--ptg-blue);
      display: flex; flex-direction: row; align-items: center; gap: 14px;
      padding: 16px 52px 16px 18px; /* right padding reserves space for radio indicator */
      border-radius: 14px;
      border: 1.5px solid var(--ptg-line);
      background: var(--ptg-surface);
      cursor: pointer; text-align: left;
      position: relative; overflow: hidden;
      transition: border-color .22s var(--ptg-ease), background .22s var(--ptg-ease),
                  box-shadow .22s var(--ptg-ease), transform .22s var(--ptg-spring);
    }
    /* Accent top bar */
    .ptg-tr-card::before {
      content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
      background: var(--ptg-tc); opacity: .15;
      transition: opacity .22s var(--ptg-ease);
    }
    /* Radio-button selection indicator — right, vertically centred */
    .ptg-tr-card::after {
      content: "";
      position: absolute; right: 16px; top: 50%;
      transform: translateY(-50%);
      width: 18px; height: 18px; border-radius: 50%;
      border: 1.5px solid var(--ptg-line);
      background: transparent;
      transition: border-color .22s var(--ptg-ease), background .22s var(--ptg-ease),
                  box-shadow .22s var(--ptg-ease);
    }
    .ptg-tr-card:hover:not(.ptg-is-active) {
      border-color: rgba(49,107,255,.35);
      border-color: color-mix(in srgb, var(--ptg-tc) 35%, transparent);
      box-shadow: 0 4px 20px rgba(0,0,0,.06);
      box-shadow: 0 4px 20px color-mix(in srgb, var(--ptg-tc) 10%, transparent);
      transform: translateY(-2px);
    }
    .ptg-tr-card:hover:not(.ptg-is-active)::before { opacity: .45; }
    .ptg-tr-card:hover:not(.ptg-is-active)::after {
      border-color: rgba(49,107,255,.55);
      border-color: color-mix(in srgb, var(--ptg-tc) 55%, transparent);
    }
    .ptg-tr-card.ptg-is-active {
      border-color: var(--ptg-tc);
      background: #f4f6ff;
      background: color-mix(in srgb, var(--ptg-tc) 7%, var(--ptg-surface));
      box-shadow: 0 6px 28px rgba(0,0,0,.08);
      box-shadow: 0 6px 28px color-mix(in srgb, var(--ptg-tc) 16%, transparent);
      transform: translateY(-2px);
    }
    .ptg-tr-card.ptg-is-active::before { opacity: 1; }
    .ptg-tr-card.ptg-is-active::after {
      border-color: var(--ptg-tc);
      background: var(--ptg-tc);
      box-shadow: inset 0 0 0 4px #fff;
    }
    .ptg-tr-icon {
      width: 42px; height: 42px; border-radius: 10px;
      background: rgba(49,107,255,.1);
      background: color-mix(in srgb, var(--ptg-tc) 10%, transparent);
      flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      transition: background .22s var(--ptg-ease), transform .3s var(--ptg-spring);
    }
    .ptg-tr-icon svg {
      width: 28px; height: 28px;
      transition: fill .22s;
    }
    .ptg-tr-icon svg path {
      fill: var(--ptg-tc);
      stroke: var(--ptg-tc); stroke-width: 0.5px;
      stroke-linejoin: round; paint-order: stroke fill;
    }
    .ptg-tr-card.ptg-is-active .ptg-tr-icon { background: var(--ptg-tc); transform: scale(1.05); }
    .ptg-tr-card.ptg-is-active .ptg-tr-icon svg path { fill: #fff; stroke: #fff; }
    .ptg-tr-name {
      flex: 1; font-size: 14px; font-weight: 700; color: var(--ptg-text);
      line-height: 1.35; transition: color .22s; text-align: left;
    }
    .ptg-tr-card.ptg-is-active .ptg-tr-name { color: var(--ptg-tc); }


    /* ════ PHASE 2 — TREATMENT (Sticky Scroll Reveal) ════ */
    .ptg-ts-section {
      padding: 48px 16px 0 !important;
      --ptg-ts-stages: 5;
      height: calc(var(--ptg-ts-stages) * 85vh + 60vh + 48px);
      overflow: clip;
    }
    .ptg-ts-sticky {
      position: sticky; top: 70px; /* 54px header + 16px breathing room */
      height: calc(100vh - 54px - 36px); height: calc(100dvh - 54px - 36px);
      overflow: hidden; display: flex; flex-direction: column;
      background: #070e1c;
      border-radius: 24px;
    }
    .ptg-ts-bg { position: absolute; inset: -60px 0; will-change: transform; pointer-events: none; }
    .ptg-ts-bg-layer {
      position: absolute; inset: 0;
      opacity: 0; transition: opacity .75s ease;
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer.ptg-is-active { opacity: 1; }
    /* Photo backgrounds — dark overlay on top of image so text stays readable */
    .ptg-ts-bg-layer--0 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.92) 0%, rgba(8,18,50,.72) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(49,107,255,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1629909613654-28e377c37b09?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer--1 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.9) 0%, rgba(6,30,30,.72) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(25,167,167,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1606811971618-4486d14f3f99?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer--2 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.91) 0%, rgba(15,10,50,.70) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(109,93,252,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer--3 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.90) 0%, rgba(30,20,5,.70) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(211,138,18,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1606811841689-23dfddce3e95?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer--4 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.92) 0%, rgba(35,8,18,.70) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(232,77,111,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1584308666744-24d5c474f2ae?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-bg-layer--5 {
      background-image:
        linear-gradient(to bottom, rgba(5,10,25,.90) 0%, rgba(30,20,5,.70) 50%, rgba(5,10,25,.88) 100%),
        linear-gradient(125deg, rgba(211,138,18,.18) 0%, transparent 60%),
        url('https://images.unsplash.com/photo-1606811841689-23dfddce3e95?w=1600&q=80&auto=format&fit=crop');
      background-size: cover; background-position: center;
    }
    .ptg-ts-deco-num {
      position: absolute; right: 0; top: 50%;
      transform: translateY(-50%);
      font-family: "Cal Sans", sans-serif;
      font-size: clamp(160px, 24vw, 300px); font-weight: 400;
      color: rgba(255,255,255,.05); line-height: 1;
      pointer-events: none; user-select: none; z-index: 1; will-change: transform;
    }
    .ptg-ts-header { position: relative; z-index: 2; padding: 26px 52px 0; display: flex; flex-direction: column; gap: 2px; }
    .ptg-ts-header-label { font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.35); }
    .ptg-ts-panels { position: relative; z-index: 2; flex: 1; }
    .ptg-ts-panel {
      position: absolute; inset: 0;
      display: flex; align-items: center; padding: 0 52px;
      opacity: 0; pointer-events: none;
      transform: translateY(28px);
      transition: opacity .48s var(--ptg-ease), transform .48s var(--ptg-ease);
    }
    .ptg-ts-panel.ptg-is-active  { opacity: 1; pointer-events: auto; transform: translateY(0); }
    .ptg-ts-panel.ptg-is-exit-up   { opacity: 0; transform: translateY(-28px); }
    .ptg-ts-panel.ptg-is-exit-down { opacity: 0; transform: translateY(28px); }
    .ptg-ts-panel-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; width: 100%; max-width: 1040px; }
    .ptg-ts-panel-text { display: flex; flex-direction: column; gap: 16px; }
    .ptg-ts-pill {
      display: inline-flex; align-items: center;
      padding: 5px 13px; border-radius: 999px;
      font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
      width: fit-content; background: rgba(255,255,255,.1);
      color: rgba(255,255,255,.6); border: 1px solid rgba(255,255,255,.14);
    }
    .ptg-ts-panel h3 { font-size: clamp(26px,3.8vw,50px); color: #fff; line-height: 1.08; letter-spacing: -.5px; }
    .ptg-ts-subtitle { font-size: 16px !important; font-weight: 700 !important; color: rgba(255,255,255,.8) !important; line-height: 1.5 !important; margin-top: -6px; }
    .ptg-ts-panel p  { font-size: 16px; color: rgba(255,255,255,1); line-height: 1.7; max-width: 420px; }
    .ptg-ts-boxes {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      width: 100%;
      max-width: 520px;
      margin-top: 4px;
    }
    .ptg-ts-box {
      display: flex;
      flex-direction: column;
      height: 100%;
      padding: 16px 18px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.12);
      transition: border-color .25s var(--ptg-ease), background .25s var(--ptg-ease), transform .25s var(--ptg-ease);
    }
    .ptg-ts-box:hover {
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 255, 255, 0.22);
    }
    .ptg-ts-box-title {
      font-family: "Cal Sans", "Hanken Grotesk", sans-serif;
      font-size: 16px;
      font-weight: 700;
      color: #ffffff;
      line-height: 1.3;
      margin-bottom: 6px;
    }
    .ptg-ts-box-desc {
      font-size: 13.5px;
      color: rgba(255, 255, 255, 0.75);
      line-height: 1.55;
      margin: 0;
      flex: 1;
    }
    .ptg-ts-panel-visual { display: flex; align-items: center; justify-content: center; }
    .ptg-ts-icon-ring {
      width: clamp(140px,18vw,220px); height: clamp(140px,18vw,220px); border-radius: 50%;
      border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.05);
      display: flex; align-items: center; justify-content: center; position: relative;
    }
    .ptg-ts-icon-ring::before { content: ""; position: absolute; inset: 14px; border-radius: 50%; border: 1px solid rgba(255,255,255,.07); }
    .ptg-ts-icon-ring svg { width: 38%; height: 38%; stroke: rgba(255,255,255,.75); fill: none; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
    .ptg-ts-footer { position: relative; z-index: 2; padding: 0 52px 28px; }
    .ptg-ts-footer-inner { display: flex; align-items: center; gap: 16px; }
    .ptg-ts-track { flex: 1; height: 1.5px; background: rgba(255,255,255,.12); border-radius: 999px; overflow: hidden; }
    .ptg-ts-fill { height: 100%; width: 0%; background: rgba(255,255,255,.65); border-radius: 999px; transition: width .12s linear; }
    .ptg-ts-dots { display: flex; gap: 6px; }
    .ptg-ts-dot { height: 5px; width: 5px; border-radius: 999px; background: rgba(255,255,255,.25); border: none; cursor: pointer; padding: 0; transition: background .25s ease, width .3s var(--ptg-spring); }
    .ptg-ts-dot.ptg-is-active { background: rgba(255,255,255,.8); width: 20px; }

    /* ════ PHASE 3 — RECOVERY ════ */
    .ptg-rec-accordion { display: flex; flex-direction: column; gap: 8px; }
    .ptg-rec-acc-item {
      border-radius: 16px; border: 1.5px solid var(--ptg-line);
      background: var(--ptg-surface); overflow: hidden;
      transition: border-color .25s var(--ptg-ease), box-shadow .25s var(--ptg-ease);
    }
    .ptg-rec-acc-item.ptg-is-open { box-shadow: 0 4px 24px rgba(15,25,35,.07); }
    .ptg-rec-acc-item--rose.ptg-is-open  { border-color: rgba(232,77,111,.32);  border-color: color-mix(in srgb,var(--ptg-rose)  32%,transparent); }
    .ptg-rec-acc-item--green.ptg-is-open { border-color: rgba(47,191,113,.32);  border-color: color-mix(in srgb,var(--ptg-green) 32%,transparent); }
    .ptg-rec-acc-item--amber.ptg-is-open { border-color: rgba(211,138,18,.32);  border-color: color-mix(in srgb,var(--ptg-amber) 32%,transparent); }
    .ptg-rec-acc-item--blue.ptg-is-open  { border-color: rgba(49,107,255,.32);  border-color: color-mix(in srgb,var(--ptg-blue)  32%,transparent); }
    .ptg-rec-acc-head {
      display: flex; align-items: center; gap: 12px;
      padding: 15px 20px; cursor: pointer; user-select: none;
      border-bottom: 1px solid transparent;
      transition: background .2s var(--ptg-ease), border-color .2s;
    }
    .ptg-rec-acc-item.ptg-is-open .ptg-rec-acc-head { border-bottom-color: var(--ptg-line); }
    .ptg-rec-acc-item--rose.ptg-is-open  .ptg-rec-acc-head { background: rgba(232,77,111,.07);  background: color-mix(in srgb,var(--ptg-rose)  7%,var(--ptg-surface)); }
    .ptg-rec-acc-item--green.ptg-is-open .ptg-rec-acc-head { background: rgba(47,191,113,.07);  background: color-mix(in srgb,var(--ptg-green) 7%,var(--ptg-surface)); }
    .ptg-rec-acc-item--amber.ptg-is-open .ptg-rec-acc-head { background: rgba(211,138,18,.07);  background: color-mix(in srgb,var(--ptg-amber) 7%,var(--ptg-surface)); }
    .ptg-rec-acc-item--blue.ptg-is-open  .ptg-rec-acc-head { background: rgba(49,107,255,.07);  background: color-mix(in srgb,var(--ptg-blue)  7%,var(--ptg-surface)); }
    .ptg-rec-acc-icon {
      width: 34px; height: 34px; border-radius: 50%; flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
    }
    .ptg-rec-acc-item--rose  .ptg-rec-acc-icon { background: var(--ptg-rose); }
    .ptg-rec-acc-item--green .ptg-rec-acc-icon { background: var(--ptg-green); }
    .ptg-rec-acc-item--amber .ptg-rec-acc-icon { background: var(--ptg-amber); }
    .ptg-rec-acc-item--blue  .ptg-rec-acc-icon { background: var(--ptg-blue); }
    .ptg-rec-acc-icon svg { width: 16px; height: 16px; stroke: #fff; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
    .ptg-rec-acc-label { font-size: 16px; font-weight: 700; color: var(--ptg-text); flex: 1; }
    .ptg-rec-acc-count {
      font-size: 11px; font-weight: 700; color: var(--ptg-muted);
      background: var(--ptg-bg); border-radius: 999px; padding: 3px 9px;
      border: 1px solid var(--ptg-line); margin-right: 2px;
      transition: background .2s, color .2s, border-color .2s;
    }
    .ptg-rec-acc-item--rose.ptg-is-open  .ptg-rec-acc-count { background: rgba(232,77,111,.1);  background: color-mix(in srgb,var(--ptg-rose)  10%,transparent); color: var(--ptg-rose); border-color: rgba(232,77,111,.25);  border-color: color-mix(in srgb,var(--ptg-rose)  25%,transparent); }
    .ptg-rec-acc-item--green.ptg-is-open .ptg-rec-acc-count { background: rgba(47,191,113,.1);   background: color-mix(in srgb,var(--ptg-green) 10%,transparent); color: var(--ptg-green); border-color: rgba(47,191,113,.25);   border-color: color-mix(in srgb,var(--ptg-green) 25%,transparent); }
    .ptg-rec-acc-item--amber.ptg-is-open .ptg-rec-acc-count { background: rgba(211,138,18,.1);   background: color-mix(in srgb,var(--ptg-amber) 10%,transparent); color: var(--ptg-amber); border-color: rgba(211,138,18,.25);   border-color: color-mix(in srgb,var(--ptg-amber) 25%,transparent); }
    .ptg-rec-acc-item--blue.ptg-is-open  .ptg-rec-acc-count { background: rgba(49,107,255,.1);   background: color-mix(in srgb,var(--ptg-blue)  10%,transparent); color: var(--ptg-blue);  border-color: rgba(49,107,255,.25);   border-color: color-mix(in srgb,var(--ptg-blue)  25%,transparent); }
    .ptg-rec-acc-chevron { flex-shrink: 0; color: var(--ptg-muted); transition: transform .35s var(--ptg-ease), color .2s; }
    .ptg-rec-acc-chevron svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; display: block; }
    .ptg-rec-acc-item.ptg-is-open .ptg-rec-acc-chevron { transform: rotate(180deg); }
    .ptg-rec-acc-item--rose.ptg-is-open  .ptg-rec-acc-chevron { color: var(--ptg-rose); }
    .ptg-rec-acc-item--green.ptg-is-open .ptg-rec-acc-chevron { color: var(--ptg-green); }
    .ptg-rec-acc-item--amber.ptg-is-open .ptg-rec-acc-chevron { color: var(--ptg-amber); }
    .ptg-rec-acc-item--blue.ptg-is-open  .ptg-rec-acc-chevron { color: var(--ptg-blue); }
    .ptg-rec-acc-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .38s var(--ptg-ease); }
    .ptg-rec-acc-item.ptg-is-open .ptg-rec-acc-body { grid-template-rows: 1fr; }
    .ptg-rec-acc-body-inner { overflow: hidden; min-height: 0; }
    .ptg-rec-item {
      display: flex; align-items: flex-start; gap: 12px;
      padding: 13px 22px; border-bottom: 1px solid var(--ptg-line);
    }
    .ptg-rec-item:last-child { border-bottom: none; }
    .ptg-rec-item-dot {
      width: 20px; height: 20px; border-radius: 50%; flex-shrink: 0; margin-top: 1px;
      display: flex; align-items: center; justify-content: center;
    }
    .ptg-rec-acc-item--rose  .ptg-rec-item-dot { background: rgba(232,77,111,.12);  background: color-mix(in srgb,var(--ptg-rose)  12%,transparent); }
    .ptg-rec-acc-item--green .ptg-rec-item-dot { background: rgba(47,191,113,.12);  background: color-mix(in srgb,var(--ptg-green) 12%,transparent); }
    .ptg-rec-acc-item--amber .ptg-rec-item-dot { background: rgba(211,138,18,.12);  background: color-mix(in srgb,var(--ptg-amber) 12%,transparent); }
    .ptg-rec-acc-item--blue  .ptg-rec-item-dot { background: rgba(49,107,255,.12);  background: color-mix(in srgb,var(--ptg-blue)  12%,transparent); }
    .ptg-rec-item-dot svg { width: 11px; height: 11px; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; fill: none; }
    .ptg-rec-acc-item--rose  .ptg-rec-item-dot svg { stroke: var(--ptg-rose); }
    .ptg-rec-acc-item--green .ptg-rec-item-dot svg { stroke: var(--ptg-green); }
    .ptg-rec-acc-item--amber .ptg-rec-item-dot svg { stroke: var(--ptg-amber); }
    .ptg-rec-acc-item--blue  .ptg-rec-item-dot svg { stroke: var(--ptg-blue); }
    .ptg-rec-item-body strong { display: block; font-size: 16px; font-weight: 700; color: var(--ptg-text); line-height: 1.3; }
    .ptg-rec-item-body p { font-size: 14px; color: var(--ptg-muted); line-height: 1.5; margin: 2px 0 0; }

    /* ════ RESPONSIVE ════ */
    @media (max-width:860px) {
      /* keep cards 2-col at tablet, just slightly narrower */
      .ptg-journey-card { width: calc(100% - 40px); }
      .ptg-jc-visual { min-height: 260px; }
      .ptg-jc-content { padding: 28px 28px; }
      /* Phase 2 — tablet */
      .ptg-ts-section { padding: 32px 12px 0 !important; height: calc(var(--ptg-ts-stages) * 90vh + 60vh + 32px); }
      .ptg-ts-sticky { border-radius: 18px; top: calc(54px + 12px); height: calc(100vh - 54px - 28px); height: calc(100dvh - 54px - 28px); }
      .ptg-ts-header { padding: 20px 28px 0; }
      .ptg-ts-panel  { padding: 0 28px; }
      .ptg-ts-panel-inner { grid-template-columns: 1fr; gap: 20px; }
      .ptg-ts-panel-visual { display: none; }
      .ptg-ts-footer { padding: 0 28px 20px; }
      .ptg-ts-deco-num { font-size: clamp(120px,32vw,180px); right: -8px; }
    }
    @media (max-width:600px) {
      .ptg-select-section { padding: 0px 16px 60px; }
      .ptg-treatments-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
      .ptg-tr-card { flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 18px 12px 16px; border-radius: 12px; gap: 10px; }
      .ptg-tr-card::after { display: none; } /* hide radio on mobile, border/bg is enough */
      .ptg-tr-icon { width: 40px; height: 40px; border-radius: 10px; }
      .ptg-tr-icon svg { width: 28px; height: 28px; }
      .ptg-tr-name { flex: none; font-size: 14px; text-align: center; }
      .ptg-app-header { padding: 0 14px; }
      .ptg-phase-nav-link { min-height: 46px; padding: 0 6px; }
      .ptg-phase-nav-link::after { left: 8px; right: 8px; }
      .ptg-pnl-step  { display: none; }
      .ptg-pnl-label { font-size: 12.5px; }
      .ptg-phase-section { padding: 40px 16px; scroll-margin-top: var(--ptg-header-h, 58px); }
      .ptg-phase-inner { gap: 18px; }
      .ptg-journey-scroll-outer { margin: 0 -16px; width: calc(100% + 32px); max-width: 100vw; }
      .ptg-journey-track { padding: 4px 16px 10px; scroll-padding-left: 16px; gap: 16px; }
      .ptg-journey-card { width: calc(100vw - 32px); grid-template-columns: 1fr; }
      /* Phase 2 — mobile */
      .ptg-ts-section { height: calc(var(--ptg-ts-stages) * 85vh + 40vh); }
      .ptg-ts-header { padding: 16px 20px 0; }
      .ptg-ts-panel  { padding: 0 20px; }
      .ptg-ts-panel-inner { grid-template-columns: 1fr; gap: 14px; }
      .ptg-ts-panel-visual { display: none; }
      .ptg-ts-footer { padding: 0 20px 16px; }
      .ptg-ts-deco-num { font-size: clamp(100px,38vw,150px); right: -4px; }
      .ptg-ts-panel h3 { font-size: clamp(26px,3.8vw,50px); }
      .ptg-ts-panel p  { font-size: 16px; max-width: 100%; }
      .ptg-ts-boxes { grid-template-columns: 1fr; gap: 12px; max-width: 100%; }
      .ptg-ts-box { padding: 14px 16px; }
      /* mobile-only image sections */
      .ptg-heads, .ptg-forms, .ptg-footer { display: block; }

    }
    @media (prefers-reduced-motion:reduce) {
      .ptg-root *, .ptg-root *::before, .ptg-root *::after { animation-duration:.001ms !important; transition-duration:.001ms !important; }
    }
    
    .ptg-heads, .ptg-forms, .ptg-footer {
      display: none;
    }

    /* ════ GUIDE SWITCHING ════ */
    .ptg-guide { display: none; }
    .ptg-guide.ptg-is-active { display: contents; }