/* Responsive refinement: one spacing system, one alignment grid. */
:root{--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--control-h:36px;--panel-radius:12px}
html,body,#root{width:100%;height:100%}
body{min-width:0;overflow:hidden}
.app-shell,.main-shell,.page-stage,.workbench,.evidence-column,.evidence-panel,.results-panel{min-width:0;min-height:0}
.app-shell{grid-template-columns:248px minmax(0,1fr)}
.main-shell{grid-template-rows:70px minmax(0,1fr)}
.page-stage,.page-stage>.workbench,.workbench,.evidence-column,.evidence-panel,.results-panel{height:100%}
.sidebar,.results-panel,.canvas-stage,.content-page,.result-filters{scrollbar-width:none;-ms-overflow-style:none}
.sidebar::-webkit-scrollbar,.results-panel::-webkit-scrollbar,.canvas-stage::-webkit-scrollbar,.content-page::-webkit-scrollbar,.result-filters::-webkit-scrollbar{display:none;width:0;height:0}

/* Sidebar: project header and diagnosis rows share the same 8px content edge. */
.sidebar{overflow-x:hidden;overflow-y:auto;padding:22px 14px 14px}
.brand-mark{width:32px;height:32px;border:0;border-radius:10px;color:#007aff;background:transparent;box-shadow:none}
.brand-mark svg{display:block;width:32px;height:32px}
.new-button{height:42px;margin-top:20px}.primary-nav{margin-top:16px}.recent-section{margin-top:32px}
.sidebar-project{padding:8px;border-radius:var(--panel-radius)}.sidebar-project+.sidebar-project{margin-top:8px}
.sidebar-project-header{display:grid;grid-template-columns:minmax(0,1fr) 28px;align-items:center;gap:4px;min-height:36px}
.sidebar-project-heading{width:100%;min-width:0;min-height:36px;padding:0}
.sidebar-project-heading>span:first-child{display:flex;min-width:0;align-items:center;gap:7px}
.sidebar-project-meta{gap:4px}
.project-delete-button{display:grid;width:28px;height:28px;margin:0;place-items:center;border:0;border-radius:8px;color:var(--text-muted);background:transparent}
.recent-item,.sidebar .recent-item{min-height:38px;height:38px;padding-inline:8px}

/* Header actions stay global; re-diagnosis belongs to results. */
.topbar{padding:0 22px 0 28px}.top-actions{gap:8px}
.top-actions button,.top-actions .delete-diagnosis-button{flex:0 0 auto;min-height:var(--control-h);padding:0 10px;border-radius:9px;color:var(--text-default);background:var(--surface-secondary);font-size:12px;font-weight:600;white-space:nowrap}

/* Both workbench panels stretch to the same top and bottom grid lines. */
.workbench{display:grid;grid-template-columns:minmax(0,48fr) minmax(0,52fr);align-items:stretch;gap:8px;padding:8px;overflow:hidden;background:var(--surface-canvas)}
.evidence-column{display:grid;grid-template-rows:minmax(0,1fr) auto;overflow:hidden}
.evidence-panel,.results-panel{border:0;border-radius:var(--panel-radius);background:var(--surface-primary);box-shadow:none}
.evidence-panel{overflow:hidden}.canvas-stage{padding:24px 28px 54px}
.phone-canvas{width:calc(370px * var(--zoom));min-width:calc(370px * var(--zoom))}
.zoom-control{bottom:18px;opacity:0;pointer-events:none;transform:translate(-50%,8px);transition:opacity 160ms ease,transform 220ms ease}
.evidence-panel:hover .zoom-control,.zoom-control:focus-within{opacity:1;pointer-events:auto;transform:translate(-50%,0)}
.results-panel{padding:18px 20px 20px;overflow-x:hidden;overflow-y:auto;scrollbar-gutter:auto}

.result-heading{padding:0 0 12px}.result-heading-main{display:flex;min-width:0;align-items:flex-start;justify-content:space-between;gap:16px}
.result-heading-copy{min-width:0}.result-heading-copy>p{margin:6px 0 0}.result-heading h2{margin:0}
.result-rediagnose{display:inline-flex;flex:0 0 auto;min-height:var(--control-h);align-items:center;justify-content:center;gap:6px;padding:0 12px;border:0;border-radius:9px;color:#0066d6;background:var(--brand-soft);cursor:pointer;font-size:12px;font-weight:600}
.result-rediagnose:hover{color:#fff;background:var(--brand)}
.diagnosis-summary{min-height:40px;margin-top:10px;padding:9px 12px;border-radius:10px}

/* The two metric cards are one component size. */
.summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:8px;margin-bottom:10px}
.summary>div,.summary>div:first-child{display:grid;grid-template-columns:34px minmax(0,1fr);grid-template-rows:20px 18px;width:100%;min-width:0;height:56px;align-content:center;column-gap:10px;padding:8px 12px;border:0;border-radius:10px;box-shadow:none}
.summary-icon,.summary-icon.medium{grid-row:1/3;align-self:center}.summary strong,.summary small{min-width:0;margin:0;line-height:18px}
.result-filters{display:flex;flex-wrap:nowrap;gap:6px;margin-bottom:10px;overflow-x:auto}
.result-filters button,.record-filters button,.feedback-tags button{min-height:32px;border:1px solid transparent;border-radius:9px;white-space:nowrap}
.result-filters .expand-toggle{flex:0 0 auto;margin-left:auto}
.result-filters button.active,.record-filters button.active,.feedback-tags button.selected,.evidence-tabs button.active{color:var(--brand);border-color:#b8d8ff;background:var(--brand-soft);box-shadow:inset 0 0 0 1px #fff8}

.issue-list{display:grid;gap:8px;padding:0}
.issue-card,.issue-card.expanded,.issue-card.selected{position:static;margin:0;border-radius:var(--panel-radius);box-shadow:none}
.issue-card.selected{box-shadow:none}
.issue-header{min-height:50px;padding:8px 12px}.issue-details{padding:2px 12px 10px}.issue-details dl{gap:7px}
.issue-details dl>div{min-height:0;padding:9px 10px;border-radius:9px}.issue-details dl>.confidence-row{min-height:46px}

/* Feedback uses the same 8px rhythm and one persistent submit action. */
.feedback-box{margin:0 12px 12px;padding:12px;border:0;border-radius:10px;background:var(--surface-primary)}
.feedback-heading{margin-bottom:8px}.feedback-actions-row{display:flex;align-items:center;gap:8px}
.feedback-tags{display:flex;flex:1 1 auto;flex-wrap:wrap;gap:6px}.feedback-tags button{padding-inline:10px}.feedback-tags button.selected{font-weight:600}
.persistent-submit{flex:0 0 88px;min-width:88px;height:32px;align-self:center;justify-content:center}
.other-feedback{display:grid;justify-items:stretch;gap:6px;margin-top:8px;padding-top:0;border-top:0}.other-feedback textarea{min-height:58px}

/* Full preview always contains the entire image inside the viewport. */
.image-lightbox{padding:24px}.image-lightbox-content{position:relative;display:flex;width:calc(100vw - 48px);max-width:1440px;height:calc(100vh - 48px);align-items:center;justify-content:center;overflow:hidden}
.image-lightbox-content img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain}.image-lightbox-close{top:0;right:0}

/* Custom cursor is only the pointer glyph, with no halo. */
.app-cursor,.cover-cursor{width:18px;height:18px;color:#1c1c1e;pointer-events:none}
.app-cursor{position:fixed;z-index:10000;top:0;left:0;display:grid;place-items:center;opacity:0;transform:translate3d(-60px,-60px,0);transition:opacity 120ms ease}
.app-cursor.visible{opacity:1}.app-cursor>svg,.cover-cursor>svg{position:relative;z-index:2;filter:drop-shadow(0 1px 1px #fff)}
.app-cursor>span,.cover-cursor>span{display:none}.demo-cover.cursor-active .cover-cursor,.app-cursor.interactive{width:18px;height:18px}

@media (pointer:fine){.app-shell,.app-shell *{cursor:none!important}}
@media (pointer:coarse){.app-cursor,.cover-cursor{display:none}.result-rediagnose,.result-filters button,.feedback-tags button,.persistent-submit{min-height:44px}}

/* Carbon-style breakpoints: adapt columns, never overlap or auto-collapse cards. */
@media (max-width:1584px){.app-shell{grid-template-columns:220px minmax(0,1fr)}.workbench{grid-template-columns:minmax(0,46fr) minmax(0,54fr)}.phone-canvas{width:calc(350px * var(--zoom));min-width:calc(350px * var(--zoom))}}
@media (max-width:1312px){.app-shell{grid-template-columns:204px minmax(0,1fr)}.workbench{grid-template-columns:minmax(0,44fr) minmax(0,56fr)}.results-panel{padding-inline:16px}.top-actions button{width:36px;padding:0;justify-content:center;gap:0;overflow:hidden;color:transparent;font-size:0}.top-actions button svg{flex:0 0 auto;color:var(--text-default)}.phone-canvas{width:calc(330px * var(--zoom));min-width:calc(330px * var(--zoom))}}
@media (max-width:1056px){.app-shell{grid-template-columns:184px minmax(0,1fr)}.sidebar{padding-inline:10px}.workbench{grid-template-columns:minmax(0,42fr) minmax(0,58fr)}.phone-canvas{width:calc(290px * var(--zoom));min-width:calc(290px * var(--zoom))}.result-heading-main{gap:8px}.top-actions button{width:36px;padding:0;justify-content:center;gap:0;overflow:hidden;color:transparent;font-size:0}.top-actions button svg{flex:0 0 auto;color:var(--text-default)}}
@media (max-width:820px){body{overflow:auto}.app-shell{grid-template-columns:168px minmax(652px,1fr);min-width:820px}.main-shell{grid-template-rows:64px minmax(0,1fr)}.topbar{padding-inline:16px}.workbench{grid-template-columns:minmax(280px,42fr) minmax(360px,58fr);overflow:hidden}.phone-canvas{width:calc(270px * var(--zoom));min-width:calc(270px * var(--zoom))}.evidence-column,.results-panel{height:100%;min-height:0}.results-panel{overflow-y:auto}.issue-list{display:grid;gap:8px}.issue-card{position:static!important;transform:none!important}}

/* Final consistency pass: shared grid, no decorative artifacts, no accidental collapse. */
.results-panel{position:relative;padding:18px 20px 20px}
.result-heading{padding-right:0}
.result-heading-main{display:block;padding-right:132px}
.result-rediagnose{position:absolute;top:18px;right:20px;height:36px;min-height:36px}
.diagnosis-summary{margin-top:10px}

.feedback-box{margin:0 10px 10px;padding:10px}
.feedback-heading{min-height:20px;margin:0 0 6px;align-items:center}
.feedback-actions-row{align-items:flex-start;gap:8px}
.feedback-tags{gap:6px;align-items:center}
.feedback-tags button,.persistent-submit{height:32px;min-height:32px;padding-block:0}
.persistent-submit{margin-left:auto}
.other-feedback{margin-top:6px}

.sidebar-project-header{height:36px;min-height:36px}
.sidebar-project-heading,.project-delete-button{height:28px;min-height:28px}
.sidebar-project-heading{display:flex;align-items:center}
.sidebar-project-heading>span:first-child{height:28px;align-items:center}
.sidebar-project-meta{height:28px;align-items:center}
.sidebar-project .recent-list{display:grid;gap:2px;margin-top:2px}
.sidebar-project .recent-item{height:36px;min-height:36px}

.summary>div,.summary>div:first-child{height:56px;min-height:56px;padding:8px 12px}
.summary-icon,.summary-icon.medium{width:34px;height:34px;min-width:34px;place-self:center;display:grid;place-items:center}

.issue-card,.issue-card.expanded,.issue-card.selected{position:static!important;border:0!important;outline:0;box-shadow:none!important;transform:none!important}
.issue-card.selected .issue-header{box-shadow:inset 0 0 0 1px #b8d8ff;border-radius:var(--panel-radius)}
.issue-header:focus{outline:0}
.issue-header:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;border-radius:var(--panel-radius)}

.image-lightbox{display:grid;place-items:center;padding:20px}
.image-lightbox-content{width:calc(100vw - 40px);max-width:none;height:calc(100dvh - 40px);max-height:none}
.image-lightbox-content img{width:auto!important;height:auto!important;max-width:100%!important;max-height:100%!important;object-fit:contain!important}
.image-lightbox-close{top:8px;right:8px}

.app-cursor,.cover-cursor,.demo-cover.cursor-active .cover-cursor,.app-cursor.interactive{width:15px;height:15px;background:transparent!important;border:0!important;border-radius:0!important;box-shadow:none!important;backdrop-filter:none!important}
.app-cursor::before,.app-cursor::after,.cover-cursor::before,.cover-cursor::after,.app-cursor>span,.cover-cursor>span{display:none!important;content:none!important}
.app-cursor>svg,.cover-cursor>svg{width:15px;height:15px;filter:drop-shadow(0 1px 0 #fff)}

/* 2026-08-25 audit: one responsive source, one alignment grid. */
.issue-card::before,.issue-card::after,.issue-list::before,.issue-list::after{display:none!important;content:none!important}
.issue-card,.issue-card.expanded,.issue-card.selected,.issue-card.selected .issue-header{inset:auto!important;width:100%!important;margin:0!important;border:0!important;outline:0!important;box-shadow:none!important;transform:none!important}

.feedback-box{margin:0 12px 10px;padding:10px 12px}
.feedback-heading{display:flex;min-height:20px;align-items:center;gap:8px;margin:0 0 6px}
.feedback-heading strong,.feedback-heading span{margin:0;line-height:20px}
.feedback-actions-row{display:grid;grid-template-columns:minmax(0,1fr) 88px;align-items:start;gap:8px}
.feedback-tags{display:flex;align-items:center;gap:4px 6px}
.feedback-tags button{height:30px;min-height:30px;padding:0 9px}
.persistent-submit{width:88px;min-width:88px;height:30px;min-height:30px;margin:0;justify-content:center}

.sidebar-project{border:0!important;box-shadow:none!important}
.sidebar-project-header{grid-template-columns:minmax(0,1fr) 28px;height:36px;margin:0}
.sidebar-project-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;height:36px;min-height:36px;padding:0 8px!important;margin:0!important}
.sidebar-project-heading>span:first-child,.sidebar-project-meta{height:36px;align-items:center}
.sidebar-project .recent-list{margin:0;padding:0}
.sidebar-project .recent-item{height:36px;min-height:36px;margin:0;padding:0 8px}

.summary>div,.summary>div:first-child{grid-template-columns:34px minmax(0,1fr)!important;grid-template-rows:19px 19px!important;width:100%!important;height:56px!important;min-height:56px!important;padding:8px 12px!important}
.summary-icon,.summary-icon.medium{grid-row:1/3;width:34px!important;min-width:34px!important;height:34px!important;margin:0!important;place-self:center!important}

.image-lightbox{display:grid!important;place-items:center!important;padding:16px!important;overflow:hidden!important}
.image-lightbox-content{display:flex!important;width:calc(100vw - 32px)!important;max-width:none!important;height:calc(100dvh - 32px)!important;max-height:calc(100dvh - 32px)!important;align-items:center!important;justify-content:center!important;padding:0!important;overflow:hidden!important}
.image-lightbox-content img{display:block!important;width:auto!important;height:auto!important;max-width:100%!important;max-height:100%!important;object-fit:contain!important}
.image-lightbox-close{top:8px!important;right:8px!important}

.page-stage,.workbench{overflow:hidden}.evidence-column,.results-panel{height:100%;margin:0!important}
.result-heading{padding-right:0}.result-heading-main{padding-right:132px}.result-rediagnose{top:18px;right:20px;margin:0}

/* Preserve the full sidebar. At narrow desktop widths, reflow the work area instead of folding navigation or cards. */
@media (max-width:1056px){
  .app-shell{grid-template-columns:184px minmax(0,1fr)}
  .brand,.new-button,.nav-item,.profile-button{justify-content:flex-start}
  .brand>span,.new-button>span,.nav-item>span,.profile-button>span,.profile-button>svg,.recent-section{display:initial}
  .workbench{grid-template-columns:minmax(0,42fr) minmax(0,58fr)}
}

/* Header actions: never compress labels into vertical text. Below the compact
   breakpoint, every action becomes the same icon-only control. */
@media (max-width:1312px){
  .top-actions{flex:0 0 auto;gap:6px}
  .top-actions button,.top-actions .delete-diagnosis-button{display:flex!important;width:36px!important;min-width:36px!important;max-width:36px!important;height:36px!important;min-height:36px!important;flex:0 0 36px!important;align-items:center!important;justify-content:center!important;gap:0!important;padding:0!important;overflow:hidden!important;color:transparent!important;font-size:0!important;line-height:0!important;white-space:nowrap!important}
  .top-actions button svg,.top-actions .delete-diagnosis-button svg{display:block;flex:0 0 auto;color:var(--text-default)!important}
}
@media (max-width:900px){
  body{overflow:auto}
  .app-shell{grid-template-columns:176px minmax(0,1fr);min-width:760px}
  .main-shell{grid-template-rows:64px minmax(0,1fr)}
  .topbar{padding-inline:14px}
  .workbench{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(420px,48vh) auto;overflow-y:auto}
  .evidence-column,.results-panel{height:auto;min-height:420px}
  .results-panel{overflow:visible}
  .phone-canvas{width:calc(330px * var(--zoom));min-width:calc(330px * var(--zoom))}
}
@media (max-width:680px){
  .app-shell{grid-template-columns:168px minmax(0,1fr);min-width:680px}
  .summary{grid-template-columns:1fr}
  .feedback-actions-row{grid-template-columns:1fr}
  .persistent-submit{justify-self:end}
}

/* Timeline: every thumbnail shares its node's exact x-coordinate. Nearby frames
   overlap in one horizontal stack; the hovered node/card is raised as one item. */
.timeline-plot{--timeline-lanes:1;height:158px}
.timeline-axis{right:0;left:0}
.timeline-axis::before{right:32px;left:32px}
.timeline-start{left:32px;transform:none;text-align:left}
.timeline-finish{right:32px;transform:none;text-align:right}
.timeline-node{z-index:110;width:22px;height:22px;cursor:pointer;transform:translate(-50%,-10px)}
.timeline-node i{top:6px}
.timeline-node.hovered i{background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft),0 0 0 1px var(--brand);transform:translate(-50%) scale(1.08)}
.timeline-frames button{top:54px;z-index:1;--timeline-lane:0;box-shadow:0 2px 8px #1c1c1e14;isolation:isolate}
.timeline-frames button:hover,.timeline-frames button.hovered{z-index:100!important;outline:2px solid var(--brand);outline-offset:0;box-shadow:0 10px 26px #1c1c1e2e;transform:translate(-50%) translateY(-4px) scale(1.025)}
.timeline-frames button:focus-visible{z-index:100!important;outline:2px solid var(--brand);outline-offset:2px}

/* Zoom the video itself. The evidence viewport scrolls when the scaled media is
   larger than the available area; it must not cap height and letterbox the media. */
.phone-canvas.video-canvas{aspect-ratio:auto;overflow:hidden;background:transparent}
.phone-canvas.video-canvas .canvas-video{display:block;width:100%;height:auto!important;max-height:none!important;object-fit:contain;object-position:center;background:transparent}

/* First-run guide and its persistent sidebar entry. */
.new-diagnosis-actions{display:grid;grid-template-columns:minmax(0,1fr) 42px;gap:8px;margin-top:20px}
.new-diagnosis-actions .new-button{min-width:0;margin-top:0}
.guide-entry-button{display:grid;width:42px;height:42px;place-items:center;border:0;border-radius:var(--radius-control);color:var(--brand);background:var(--brand-soft);cursor:pointer;font-size:16px;font-weight:700;line-height:1}
.guide-entry-button:hover{background:#d9eaff}
.guide-backdrop{z-index:24;background:#10111466;backdrop-filter:blur(14px)}
.guide-modal{position:relative;width:min(620px,calc(100vw - 48px));padding:38px 40px 30px;border:0;border-radius:24px;color:var(--text-default);background:var(--surface-primary);box-shadow:0 28px 90px #1c1c1e3d;text-align:center;animation:guide-arrive .22s ease-out}
.guide-close{position:absolute;top:18px;right:18px}
.guide-mark{display:grid;width:56px;height:56px;margin:0 auto 16px;place-items:center;border-radius:18px;background:var(--brand-soft)}
.guide-mark .brand-mark{width:38px;height:38px}
.guide-eyebrow{margin:0 0 8px;color:var(--brand);font-size:13px;font-weight:600;line-height:20px}
.guide-modal h2{max-width:470px;margin:0 auto;color:var(--text-strong);font-size:27px;font-weight:650;line-height:35px;letter-spacing:-.025em}
.guide-description{max-width:510px;margin:12px auto 0;color:var(--text-secondary);font-size:14px;line-height:23px}
.guide-steps{display:grid;grid-template-columns:1fr 20px 1fr 20px 1fr;align-items:center;gap:6px;margin:24px 0;padding:14px;border-radius:14px;background:var(--surface-secondary)}
.guide-steps span{display:flex;align-items:center;justify-content:center;gap:7px;color:var(--text-default);font-size:13px;font-weight:600;white-space:nowrap}
.guide-steps span i{display:grid;width:24px;height:24px;place-items:center;border-radius:999px;color:var(--brand);background:var(--brand-soft);font-style:normal;font-size:12px}
.guide-steps b{color:var(--text-muted);font-size:14px;font-weight:500}
.guide-actions{display:flex;justify-content:center;gap:10px}
.guide-actions .secondary-button,.guide-actions .primary-button{min-height:44px;padding-inline:18px;font-size:14px}
.guide-note{display:block;margin-top:16px;color:var(--text-muted);font-size:12px;line-height:18px}
@keyframes guide-arrive{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
@media (max-width:900px){
  .new-diagnosis-actions{grid-template-columns:minmax(0,1fr) 40px;gap:6px}
  .guide-entry-button{width:40px;height:42px}
}