:root{
  --bg:#0a1222;
  --panel:#0f1c33;
  --card:#0f2140;
  --ink:#d7e6ff;
  --muted:#98a8c6;
  --line: rgba(255,255,255,.08);
  --accentA:#00d1ff;
  --accentB:#2b6cf6;
  --shadow:0 8px 30px rgba(0,0,0,.35);
  --radius:18px;
  --pad:16px;

  /* header & offsets */
  --topbar-h:56px;
  --adpanel-top: calc(var(--topbar-h) + env(safe-area-inset-top, 0px));

  /* report colors */
  --sev-mild:#34d399;
  --sev-moderate:#fbbf24;
  --sev-severe:#f87171;

  /* chip theme (دکمه‌های پایین تصویر) */
  --chip-bg: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  --chip-ink: var(--ink);
  --chip-border: rgba(255,255,255,.14);
  --chip-active-bg: linear-gradient(135deg, var(--accentA), var(--accentB));
  --chip-active-ink:#0a1222;
  --chip-ring: rgba(0,209,255,.45);
}
@media (min-width:1024px){ :root{ --topbar-h:64px; } }

*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  min-height:100svh;
  background:
    radial-gradient(600px 600px at 20% 10%, #11254a 0%, rgba(17,37,74,0) 60%),
    radial-gradient(700px 700px at 80% 20%, #0b1f3d 0%, rgba(11,31,61,0) 60%),
    linear-gradient(180deg, var(--bg), #071223, #081226);
  color:var(--ink);
  font-family: ui-sans-serif,system-ui,Segoe UI,Roboto,Inter,Helvetica,Arial;
}

/* ===== Top header ===== */
.top-header{
  display:flex; align-items:center; justify-content:flex-start; gap:12px;
  padding:12px var(--pad); border-bottom:1px solid var(--line); backdrop-filter: blur(8px);
  position:sticky; top:0; z-index:20; background:rgba(10,18,34,.6);
  min-height: var(--topbar-h);
}
.brand{display:flex;gap:10px;align-items:center; white-space:nowrap}
.logo-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(90deg,var(--accentA),var(--accentB))}
.brand-name{font-weight:700;letter-spacing:.3px}

/* row of all top buttons (desktop) */
.top-btns{
  display:flex; align-items:center; gap:8px; margin-inline-start:12px;
  flex-wrap:nowrap; overflow-x:auto; -ms-overflow-style:none; scrollbar-width:none; max-width:100%;
}
.top-btns::-webkit-scrollbar{ display:none; }

/* base buttons */
.btn{
  background:linear-gradient(90deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line);
  color:var(--ink);
  padding:10px 14px; border-radius:14px; box-shadow:var(--shadow);
  cursor:pointer; transition: all .2s ease; white-space:nowrap;
}
.btn:hover{transform: translateY(-1px);}
.btn.primary{background:linear-gradient(135deg,var(--accentA),var(--accentB)); color:#091220; border:none;}
.btn.tiny{padding:6px 10px; border-radius:12px; font-size:12px}
.btn.ghost{background:transparent;border-color:var(--line);box-shadow:none}

/* uniform look for header buttons */
.btn.top{
  background: linear-gradient(135deg, var(--accentA), var(--accentB));
  color:#091220; border:none;
  height:36px; padding:8px 12px; border-radius:12px; font-weight:700;
}
.btn.top:disabled{ opacity:1; cursor:not-allowed; filter: grayscale(.35) saturate(.9) brightness(.95); }

/* ===== Hamburger Menu (mobile) ===== */
.hamburger{ display:none; }
.menu-scrim{ display:none; }

@media (max-width: 768px){
  .top-header{ justify-content: space-between; }
  .hamburger{ margin-inline-start:auto; }
  .hamburger{
    display:inline-flex; align-items:center; justify-content:center;
    width:42px; height:42px; border-radius:12px; border:1px solid var(--line);
    background:linear-gradient(135deg,var(--accentA),var(--accentB));
    box-shadow:var(--shadow); cursor:pointer;
  }
  .hamburger span{
    position:relative; display:block; width:22px; height:2px; background:#091220;
    transition: transform .25s ease, opacity .2s ease; transform-origin:center;
  }
  .hamburger span:nth-child(1){ transform: translateY(-6px); }
  .hamburger span:nth-child(2){ transform: translateY(0); }
  .hamburger span:nth-child(3){ transform: translateY(6px); }
  #menu-toggle:checked + .hamburger span:nth-child(1){ transform: rotate(45deg); }
  #menu-toggle:checked + .hamburger span:nth-child(2){ opacity:0; }
  #menu-toggle:checked + .hamburger span:nth-child(3){ transform: rotate(-45deg); }

  .top-btns{
    display:none; position:fixed; right:var(--pad); left:var(--pad);
    top: calc(var(--topbar-h) + env(safe-area-inset-top, 0px) + 8px);
    z-index:45; flex-direction:column; gap:8px;
    background: transparent; border:0; border-radius:0; padding:0;
    box-shadow:none; backdrop-filter:none; -webkit-backdrop-filter:none;
    overflow:visible; align-items:flex-end; isolation:isolate;
  }
  #menu-toggle:checked ~ .top-btns{ display:flex; }

  .menu-scrim{ display:none; position:fixed; inset:0; background:rgba(0,0,0,.35); z-index:40; }
  #menu-toggle:checked ~ .menu-scrim{ display:block; }

  .top-btns .capture-controls, .top-btns .top-actions{
    display:flex; flex-direction:column; gap:8px; width:100%;
  }

  .top-btns .btn.top{
    width:50%; align-self:flex-end; position:relative; z-index:1; overflow:hidden;
  }

  /* MOBILE show-report fullscreen */
  body.show-report #ad-panel{ display:none !important; }
  body.show-report .main .capture-panel{ display:none !important; }
  body.show-report .menu-scrim{ display:none !important; }
  body.show-report .sheet{
    top: calc(var(--topbar-h) + env(safe-area-inset-top, 0px) + 8px);
    bottom: 0; left: 0; right: 0;
    max-height: none; z-index:60;
    border-top-left-radius:16px; border-top-right-radius:16px;
  }
}

/* ===== Ad Panel (20% viewport, sticky) ===== */
.ad-panel{
  height:20vh;
  padding:12px var(--pad);
  position: sticky;
  top: var(--adpanel-top);
  z-index:15;
  overflow: hidden;
}
.ad-carousel{
  display:flex; gap:12px; overflow:auto; scroll-snap-type:x mandatory;
  height:100%;
}
/* موبایل: دقیقاً یک کارت */
.ad-card{
  flex: 0 0 100%;
  min-width:100%;
  scroll-snap-align:center; background:var(--panel); border:1px solid var(--line);
  border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow);
  display:grid; grid-template-columns:1fr 1fr; align-items:stretch;
  height:100%;
}
.ad-card img{width:100%; height:100%; object-fit:cover}
.ad-meta{padding:12px; display:flex; flex-direction:column; gap:8px}

/* ===== Main content base ===== */
.main{ padding:12px var(--pad); }
.panel{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:var(--pad);
}
.capture-controls{display:flex; gap:8px; flex-wrap:nowrap; margin:0}
.live-wrap{
  position:relative; width:100%; aspect-ratio:3/4;
  background:rgba(255,255,255,.02); border-radius:14px; overflow:hidden
}
video,canvas,#photo{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover }
#video{ z-index: 0; } #photo{ z-index: 1; display:none; } #overlay{ z-index: 2; }
.guide{ position:absolute; inset:0; pointer-events:none; }
.guide .p{position:absolute; width:8px; height:8px; border-radius:50%; background:var(--accentA); box-shadow:0 0 0 2px rgba(0,209,255,.2)}
.guide .l{position:absolute; height:2px; background:linear-gradient(90deg, var(--accentA), var(--accentB)); box-shadow:0 0 0 2px rgba(0,209,255,.25)}

/* ===== Report (default bottom sheet for mobile/legacy) ===== */
.sheet{
  position:fixed; left:0; right:0; bottom:56px; z-index:30;
  background:rgba(9,18,32,.75); border-top:1px solid var(--line); backdrop-filter: blur(8px);
  max-height:50svh; overflow:auto;
  border-top-left-radius:18px; border-top-right-radius:18px;
}
.sheet-handle{ width:40px; height:5px; border-radius:999px; background:rgba(255,255,255,.2); margin:8px auto; }
.sheet-content{padding:10px var(--pad); display:flex; flex-direction:column; gap:10px}
.sheet-actions{display:flex; gap:8px; flex-wrap:wrap}
.report{display:grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap:8px}
.report .card{padding:12px 14px}
.report .row{display:flex; align-items:center; justify-content:space-between; gap:8px}
.report .row .sev{font-weight:700}
.muted{color:var(--muted);font-size:13px}
.json-out{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; font-size:12px; color:#94a3b8}

/* ===== Desktop two-panel layout with safe spacing ===== */
@media (min-width: 1024px){

  /* 1) ensure ad panel never overlaps content */
  .ad-panel{ margin-bottom:16px; }

  /* 2) two columns: left report (~80%), right media (~20%) */
  .main{
    display:grid;
    grid-template-columns: 1fr 20%;
    grid-template-areas: "report media";
    column-gap: 16px;
    align-items:start;
  }

  /* 3) convert sheet to normal panel on desktop (kill fixed overlay) */
  .sheet{
    position:static !important;
    top:auto !important; right:auto !important; bottom:auto !important; left:auto !important;
    max-height:none !important;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius);
    grid-area: report;
    margin:0; padding:0;
  }
  .sheet-handle{ display:none; } /* decorative only; avoid visual overlap */

  /* 4) media panel on the right (20% width) */
  .capture-panel{
    grid-area: media;
    align-self:start;
  }
  .capture-panel .live-wrap{
    width:100%;
    aspect-ratio: 3/4;
  }
}

/* Bottom nav (removed earlier) */
.bottom-nav{ display:none !important; }

/* ========================================================================== */
/* SciMedFace — Button Typography (Unified across Desktop/Mobile)             */
/* ========================================================================== */

:root{
  --btn-font-family: inherit;
  --btn-font-size: 15px;
  --btn-font-weight: 600;
  --btn-letter-spacing: 0.01em;
  --btn-text-transform: none;
}
@media (max-width: 480px){ :root{ --btn-font-size: 14px; } }
@media (min-width: 1024px){ :root{ --btn-font-size: 15px; } }

button,
button.btn,
.btn,
.btn.top,
.btn.ghost,
label.btn,
a[role="button"],
input[type="button"],
input[type="submit"],
input[type="reset"]{
  font-family: var(--btn-font-family) !important;
  font-size: var(--btn-font-size) !important;
  font-weight: var(--btn-font-weight) !important;
  letter-spacing: var(--btn-letter-spacing) !important;
  text-transform: var(--btn-text-transform) !important;
  line-height: 1.15 !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================================================== */
/* SciMedFace — Header Buttons (Desktop) Uniform Width                        */
/* ========================================================================== */
@media (min-width: 1024px){
  :root{ --header-btn-w: 168px; }
  .top-header .top-btns .btn.top{ width: var(--header-btn-w) !important; }
}

/* ===== Analysis Close & Backdrop (mobile only) ===== */
.report-scrim{
  position:fixed; inset:0; background:rgba(0,0,0,.35); display:none;
  z-index:55;
}
body.show-report .report-scrim{ display:block; }
@media (min-width: 769px){ .report-scrim{ display:none !important; } }
.sheet{ position:fixed; }
.sheet-close{
  position:absolute; top:8px; inset-inline-end:8px;
  width:36px; height:36px; display:none; align-items:center; justify-content:center;
  border-radius:999px; border:1px solid var(--line);
  background:rgba(255,255,255,.08); color:var(--ink);
  box-shadow: var(--shadow); z-index: 2;
}
@media (max-width: 768px){ .sheet-close{ display:inline-flex; } }

/* Camera close button inside live preview (X) */
.live-wrap .live-close{
  position:absolute; top:8px; left:8px; width:36px; height:36px;
  display:flex; align-items:center; justify-content:center;
  border-radius:9999px; border:1px solid var(--line);
  background:rgba(9,18,32,.75); color:var(--ink);
  font-size:20px; line-height:1; cursor:pointer; z-index:5;
  box-shadow:var(--shadow); backdrop-filter: blur(6px);
}
@media (min-width:1024px){ .live-wrap .live-close{ top:10px; left:10px; } }

/* === Drawer (modal) — scoped & safe === */
#drawer{
  position: fixed;
  inset: 0;
  display: none;
  z-index: 50;
  background: rgba(0,0,0,.35);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}
#drawer.show{ display: block; }
#drawer .drawer-inner{
  position: absolute;
  left: max(12px, env(safe-area-inset-left));
  right: max(12px, env(safe-area-inset-right));
  top: calc(var(--adpanel-top) + 12px);
  bottom: max(12px, env(safe-area-inset-bottom));
  max-width: 960px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
#drawer .drawer-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--pad);
  border-bottom: 1px solid var(--line);
}
#drawer .drawer-body{
  padding: var(--pad);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
@media (max-width: 768px){
  #drawer .drawer-inner{ left: 0; right: 0; max-width: none; }
}

/* ============================================================ */
/* خوشگل‌سازی دکمه‌های پایین تصویر (analysis tabs chips)         */
/* ============================================================ */
.analysis-tabs{
  display:flex;
  gap:10px;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  margin-top:12px;
}
.analysis-tabs .chip{
  appearance:none;
  border:1px solid var(--chip-border);
  color:var(--chip-ink);
  background: var(--chip-bg);
  padding:8px 14px;
  border-radius:999px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  box-shadow: 0 4px 14px rgba(0,0,0,.25);
  backdrop-filter: blur(2px);
}
.analysis-tabs .chip:hover{
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0,0,0,.33);
  border-color: rgba(255,255,255,.22);
}
.analysis-tabs .chip:focus-visible{
  outline: none;
  box-shadow: 0 0 0 3px var(--chip-ring);
}
.analysis-tabs .chip.active{
  background: var(--chip-active-bg);
  color: var(--chip-active-ink);
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(0,209,255,.35), 0 2px 10px rgba(0,0,0,.35);
}
/* اندازه کوچک‌تر روی موبایل */
@media (max-width:480px){
  .analysis-tabs .chip{ padding:7px 12px; font-size:14px; }
}

/* =========================
   Desktop: 3 Ad Slots exact
   ========================= */
@media (min-width:1024px){
  /* سه کارت کنار هم؛ با فاصله‌های 12px => دو فاصله = 24px */
  #ad-carousel{
    overflow-x:auto;                 /* برای اتواسکرول لازم است */
    -webkit-overflow-scrolling:touch;
  }
  .ad-card{
    flex: 0 0 calc((100% - 24px) / 3);
    min-width: calc((100% - 24px) / 3);
  }
}