/* =====================================================================
   PhotographyApp.in — style.css
   ALL selectors are scoped under #photographyapp-root so the app is
   safe to embed inside WordPress without touching global theme styles.
   -------------------------------------------------------------------
   1. Root app variables      9. Result panels
   2. App reset               10. Visualizations
   3. Layout / typography      11. Image tools
   4. Nav                     12. Educational / FAQ
   5. Hero + marquee          13. Workspace (modal)
   6. Search / chips          14. Responsive
   7. Tool cards              15. Accessibility / reduced motion
   8. Forms                   16. Print
===================================================================== */

/* ---------- 1. ROOT APP VARIABLES (scoped, NOT :root) ---------- */
#photographyapp-root {
  --pa-bg: #0c0c0e;
  --pa-bg-2: #111114;
  --pa-surface: #16161a;
  --pa-surface-2: #1d1d23;
  --pa-surface-3: #24242c;
  --pa-line: rgba(255, 255, 255, 0.09);
  --pa-line-strong: rgba(255, 255, 255, 0.16);
  --pa-text: #f3f0ea;
  --pa-muted: #a39d94;
  --pa-muted-2: #726d66;
  --pa-accent: #e8a94b;
  --pa-accent-hi: #f5c374;
  --pa-accent-deep: #c9822f;
  --pa-accent-soft: rgba(232, 169, 75, 0.14);
  --pa-good: #6fcf97;
  --pa-bad: #e06b6b;

  --pa-font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --pa-font-serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --pa-font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --pa-r-sm: 10px;
  --pa-r-md: 16px;
  --pa-r-lg: 24px;
  --pa-r-xl: 32px;

  --pa-shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
  --pa-shadow-md: 0 18px 50px rgba(0, 0, 0, 0.45);
  --pa-shadow-glow: 0 0 0 1px var(--pa-line), 0 24px 70px rgba(0, 0, 0, 0.55);

  --pa-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --pa-max: 1200px;

  /* ---------- 2. APP RESET (scoped) ---------- */
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  position: relative;
  background: var(--pa-bg);
  color: var(--pa-text);
  font-family: var(--pa-font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  isolation: isolate;
}
#photographyapp-root *,
#photographyapp-root *::before,
#photographyapp-root *::after { box-sizing: border-box; }
#photographyapp-root img,
#photographyapp-root canvas,
#photographyapp-root svg { max-width: 100%; display: block; }
#photographyapp-root ::selection { background: var(--pa-accent); color: #1a1305; }

#photographyapp-root .pa-visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* decorative grain */
#photographyapp-root .pa-grain {
  position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  mix-blend-mode: screen;
}

/* ---------- 3. LAYOUT / TYPOGRAPHY ---------- */
#photographyapp-root .pa-wrap { width: 100%; max-width: var(--pa-max); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
#photographyapp-root .pa-wrap-narrow { max-width: 840px; }
#photographyapp-root .pa-section { padding: clamp(56px, 9vw, 120px) 0; position: relative; z-index: 1; }

#photographyapp-root .pa-h2 {
  font-family: var(--pa-font-serif); font-weight: 400;
  font-size: clamp(2rem, 4.6vw, 3.4rem); line-height: 1.04; letter-spacing: -0.01em;
  margin: 0.2em 0 0; color: var(--pa-text);
}
#photographyapp-root .pa-h3 { font-family: var(--pa-font-serif); font-weight: 400; font-size: clamp(1.4rem, 2.6vw, 2rem); margin: 0; }
#photographyapp-root .pa-kicker,
#photographyapp-root .pa-eyebrow {
  font-family: var(--pa-font-mono); font-size: 0.72rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--pa-accent); margin: 0;
}
#photographyapp-root .pa-section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 60px); }
#photographyapp-root .pa-section-lead { color: var(--pa-muted); font-size: 1.05rem; margin: 16px 0 0; }

/* buttons */
#photographyapp-root .pa-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--pa-font-sans); font-weight: 600; font-size: 0.95rem;
  padding: 14px 24px; border-radius: 100px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none; line-height: 1; min-height: 48px;
  transition: transform 0.35s var(--pa-ease), background-color 0.3s var(--pa-ease),
              border-color 0.3s var(--pa-ease), color 0.3s var(--pa-ease), box-shadow 0.3s var(--pa-ease);
}
#photographyapp-root .pa-btn:active { transform: scale(0.97); }
#photographyapp-root .pa-btn-accent { background: var(--pa-accent); color: #1a1305; box-shadow: 0 8px 26px rgba(232,169,75,0.28); }
#photographyapp-root .pa-btn-accent:hover { background: var(--pa-accent-hi); transform: translateY(-2px); box-shadow: 0 14px 34px rgba(232,169,75,0.36); }
#photographyapp-root .pa-btn-accent svg { transition: transform 0.35s var(--pa-ease); }
#photographyapp-root .pa-btn-accent:hover svg { transform: translateX(4px); }
#photographyapp-root .pa-btn-ghost { background: transparent; color: var(--pa-text); border-color: var(--pa-line-strong); }
#photographyapp-root .pa-btn-ghost:hover { border-color: var(--pa-accent); color: var(--pa-accent-hi); transform: translateY(-2px); }
#photographyapp-root .pa-btn-soft { background: var(--pa-surface-2); color: var(--pa-text); border-color: var(--pa-line); }
#photographyapp-root .pa-btn-soft:hover { background: var(--pa-surface-3); border-color: var(--pa-line-strong); }
#photographyapp-root .pa-btn-sm { padding: 10px 16px; min-height: 40px; font-size: 0.85rem; }
#photographyapp-root .pa-link-btn { background: none; border: none; color: var(--pa-accent); cursor: pointer; font: inherit; text-decoration: underline; padding: 0; }

/* ---------- 4. NAV ---------- */
#photographyapp-root .pa-nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(12, 12, 14, 0.72); backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--pa-line);
}
#photographyapp-root .pa-nav-inner {
  max-width: var(--pa-max); margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; gap: 20px;
}
#photographyapp-root .pa-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--pa-text); font-weight: 700; letter-spacing: -0.01em; }
#photographyapp-root .pa-brand-mark { color: var(--pa-accent); display: inline-flex; }
#photographyapp-root .pa-brand-text { font-size: 1.05rem; }
#photographyapp-root .pa-brand-dot { color: var(--pa-accent); }
#photographyapp-root .pa-nav-links { display: flex; gap: 4px; margin-left: auto; }
#photographyapp-root .pa-nav-links a {
  color: var(--pa-muted); text-decoration: none; font-size: 0.9rem; font-weight: 500;
  padding: 8px 14px; border-radius: 100px; transition: color 0.25s, background-color 0.25s;
}
#photographyapp-root .pa-nav-links a:hover { color: var(--pa-text); background: var(--pa-surface-2); }
#photographyapp-root .pa-nav-cta { margin-left: 8px; padding: 10px 20px; min-height: 42px; }

/* ---------- 5. HERO ---------- */
#photographyapp-root .pa-hero { position: relative; padding: clamp(70px, 12vw, 150px) 0 clamp(50px, 7vw, 90px); overflow: hidden; }
#photographyapp-root .pa-hero-inner { max-width: var(--pa-max); margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
#photographyapp-root .pa-hero-glow {
  position: absolute; top: -20%; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px; max-width: 130vw;
  background: radial-gradient(circle, rgba(232,169,75,0.16), rgba(232,169,75,0.04) 40%, transparent 65%);
  pointer-events: none; z-index: 0; filter: blur(10px);
}
#photographyapp-root .pa-hero-rings { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; pointer-events: none; z-index: 1; opacity: 0.5; }
#photographyapp-root .pa-hero-rings .pa-ring { position: absolute; width: min(760px, 96vw); height: min(760px, 96vw); color: var(--pa-line-strong); }
#photographyapp-root .pa-ring-1 { animation: pa-spin 90s linear infinite; }
#photographyapp-root .pa-ring-2 { animation: pa-spin 60s linear infinite reverse; color: rgba(232,169,75,0.35); }
#photographyapp-root .pa-ring-3 { animation: pa-spin 40s linear infinite; }
@keyframes pa-spin { to { transform: rotate(360deg); } }

#photographyapp-root .pa-eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 26px; }
#photographyapp-root .pa-eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pa-accent); box-shadow: 0 0 12px var(--pa-accent); animation: pa-pulse 2.4s ease-in-out infinite; }
@keyframes pa-pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: 0.4; transform: scale(0.7);} }

#photographyapp-root .pa-hero-title {
  font-family: var(--pa-font-serif); font-weight: 400;
  font-size: clamp(2.6rem, 8.2vw, 6.2rem); line-height: 0.98; letter-spacing: -0.02em;
  margin: 0 0 28px; max-width: 15ch;
}
#photographyapp-root .pa-hero-title em { font-style: italic; color: var(--pa-accent); }
#photographyapp-root .pa-hero-title .pa-line { display: block; overflow: hidden; padding-bottom: 0.08em; }
#photographyapp-root .pa-hero-title .pa-line > span { display: block; transform: translateY(105%); transition: transform 1s var(--pa-ease); }
#photographyapp-root .pa-hero-title.pa-in .pa-line > span { transform: translateY(0); }
#photographyapp-root .pa-hero-title .pa-line:nth-child(2) > span { transition-delay: 0.12s; }
#photographyapp-root .pa-hero-title .pa-line:nth-child(3) > span { transition-delay: 0.24s; }

#photographyapp-root .pa-hero-sub { max-width: 60ch; color: var(--pa-muted); font-size: clamp(1rem, 1.6vw, 1.2rem); margin: 0 0 34px; }
#photographyapp-root .pa-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
#photographyapp-root .pa-hero-badges { display: flex; flex-wrap: wrap; gap: 24px; list-style: none; padding: 0; margin: 0; }
#photographyapp-root .pa-hero-badges li { display: inline-flex; align-items: center; gap: 9px; color: var(--pa-muted); font-size: 0.9rem; }
#photographyapp-root .pa-hero-badges svg { color: var(--pa-accent); }

/* reveal helper */
#photographyapp-root .pa-reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--pa-ease), transform 0.9s var(--pa-ease); }
#photographyapp-root .pa-reveal.pa-in { opacity: 1; transform: none; }

/* marquee */
#photographyapp-root .pa-marquee { border-top: 1px solid var(--pa-line); border-bottom: 1px solid var(--pa-line); background: var(--pa-bg-2); overflow: hidden; padding: 22px 0; }
#photographyapp-root .pa-marquee-track { display: inline-flex; align-items: center; gap: 34px; white-space: nowrap; animation: pa-marquee 38s linear infinite; will-change: transform; }
#photographyapp-root .pa-marquee-track span { font-family: var(--pa-font-serif); font-style: italic; font-size: clamp(1.4rem, 3vw, 2.4rem); color: var(--pa-muted-2); }
#photographyapp-root .pa-marquee-track .pa-mq-dot { color: var(--pa-accent); font-style: normal; font-size: 1rem; }
@keyframes pa-marquee { to { transform: translateX(-50%); } }

/* ---------- 6. SEARCH / CHIPS ---------- */
#photographyapp-root .pa-search { position: relative; display: flex; align-items: center; max-width: 640px; margin-bottom: 24px; }
#photographyapp-root .pa-search-icon { position: absolute; left: 20px; color: var(--pa-muted); pointer-events: none; }
#photographyapp-root .pa-search-input {
  width: 100%; background: var(--pa-surface); border: 1px solid var(--pa-line);
  border-radius: 100px; padding: 16px 52px 16px 54px; color: var(--pa-text);
  font-family: var(--pa-font-sans); font-size: 1rem; transition: border-color 0.3s, box-shadow 0.3s, background-color 0.3s;
}
#photographyapp-root .pa-search-input::placeholder { color: var(--pa-muted-2); }
#photographyapp-root .pa-search-input:focus { outline: none; border-color: var(--pa-accent); box-shadow: 0 0 0 4px var(--pa-accent-soft); background: var(--pa-surface-2); }
#photographyapp-root .pa-search-clear { position: absolute; right: 12px; background: var(--pa-surface-3); border: none; color: var(--pa-muted); width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; transition: color 0.2s, background 0.2s; }
#photographyapp-root .pa-search-clear:hover { color: var(--pa-text); background: var(--pa-surface-2); }

#photographyapp-root .pa-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
#photographyapp-root .pa-chip {
  font-family: var(--pa-font-sans); font-size: 0.86rem; font-weight: 500;
  padding: 9px 16px; border-radius: 100px; border: 1px solid var(--pa-line);
  background: var(--pa-surface); color: var(--pa-muted); cursor: pointer;
  transition: color 0.25s, background 0.25s, border-color 0.25s, transform 0.25s;
  display: inline-flex; align-items: center; gap: 7px; min-height: 40px;
}
#photographyapp-root .pa-chip:hover { color: var(--pa-text); border-color: var(--pa-line-strong); transform: translateY(-1px); }
#photographyapp-root .pa-chip[aria-selected="true"] { background: var(--pa-accent); color: #1a1305; border-color: var(--pa-accent); }
#photographyapp-root .pa-chip .pa-chip-count { font-family: var(--pa-font-mono); font-size: 0.72rem; opacity: 0.7; }
#photographyapp-root .pa-result-count { font-family: var(--pa-font-mono); font-size: 0.78rem; color: var(--pa-muted-2); letter-spacing: 0.04em; margin: 0 0 20px; text-transform: uppercase; }

/* ---------- 7. TOOL CARDS ---------- */
#photographyapp-root .pa-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
#photographyapp-root .pa-card {
  position: relative; text-align: left; background: var(--pa-surface); border: 1px solid var(--pa-line);
  border-radius: var(--pa-r-md); padding: 24px; cursor: pointer; overflow: hidden;
  transition: transform 0.4s var(--pa-ease), border-color 0.35s, background-color 0.35s, box-shadow 0.4s;
  display: flex; flex-direction: column; gap: 14px; min-height: 190px; font-family: inherit; color: inherit;
}
#photographyapp-root .pa-card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.4s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), var(--pa-accent-soft), transparent 60%);
  pointer-events: none;
}
#photographyapp-root .pa-card:hover { transform: translateY(-4px); border-color: var(--pa-line-strong); background: var(--pa-surface-2); box-shadow: var(--pa-shadow-md); }
#photographyapp-root .pa-card:hover::before { opacity: 1; }
#photographyapp-root .pa-card:focus-visible { outline: 2px solid var(--pa-accent); outline-offset: 3px; }
#photographyapp-root .pa-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
#photographyapp-root .pa-card-icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: var(--pa-surface-3); border: 1px solid var(--pa-line); color: var(--pa-accent); flex-shrink: 0;
  transition: transform 0.4s var(--pa-ease), background 0.4s, color 0.4s;
}
#photographyapp-root .pa-card:hover .pa-card-icon { transform: rotate(-6deg) scale(1.05); background: var(--pa-accent); color: #1a1305; }
#photographyapp-root .pa-card-cat { font-family: var(--pa-font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--pa-muted-2); border: 1px solid var(--pa-line); padding: 4px 9px; border-radius: 100px; white-space: nowrap; }
#photographyapp-root .pa-card-name { font-size: 1.12rem; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
#photographyapp-root .pa-card-desc { color: var(--pa-muted); font-size: 0.9rem; margin: 0; flex: 1; }
#photographyapp-root .pa-card-open { display: inline-flex; align-items: center; gap: 7px; color: var(--pa-accent); font-size: 0.85rem; font-weight: 600; margin-top: auto; }
#photographyapp-root .pa-card-open svg { transition: transform 0.35s var(--pa-ease); }
#photographyapp-root .pa-card:hover .pa-card-open svg { transform: translateX(4px); }
#photographyapp-root .pa-card-badge { position: absolute; top: 14px; right: 14px; }
#photographyapp-root .pa-star { color: var(--pa-accent); }

#photographyapp-root .pa-empty-tools { text-align: center; padding: 60px 20px; color: var(--pa-muted); }

/* stagger for card entrance */
#photographyapp-root .pa-card.pa-stagger { opacity: 0; transform: translateY(20px); animation: pa-cardin 0.6s var(--pa-ease) forwards; }
@keyframes pa-cardin { to { opacity: 1; transform: none; } }

/* ---------- 8. FORMS ---------- */
#photographyapp-root .pa-field { margin-bottom: 18px; }
#photographyapp-root .pa-field label, #photographyapp-root .pa-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--pa-text); margin-bottom: 8px; }
#photographyapp-root .pa-field .pa-hint { font-weight: 400; color: var(--pa-muted-2); font-size: 0.78rem; margin-left: 6px; }
#photographyapp-root .pa-input-wrap { position: relative; display: flex; align-items: center; }
#photographyapp-root .pa-input, #photographyapp-root .pa-select {
  width: 100%; background: var(--pa-bg-2); border: 1px solid var(--pa-line); border-radius: var(--pa-r-sm);
  padding: 13px 15px; color: var(--pa-text); font-family: var(--pa-font-sans); font-size: 1rem;
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s; min-height: 48px;
}
#photographyapp-root .pa-input:focus, #photographyapp-root .pa-select:focus { outline: none; border-color: var(--pa-accent); box-shadow: 0 0 0 4px var(--pa-accent-soft); background: var(--pa-surface); }
#photographyapp-root .pa-input.pa-has-suffix { padding-right: 54px; }
#photographyapp-root .pa-input-suffix { position: absolute; right: 14px; font-family: var(--pa-font-mono); font-size: 0.82rem; color: var(--pa-muted); pointer-events: none; }
#photographyapp-root .pa-select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a39d94' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; cursor: pointer; }
#photographyapp-root .pa-input.pa-invalid, #photographyapp-root .pa-select.pa-invalid { border-color: var(--pa-bad); box-shadow: 0 0 0 4px rgba(224,107,107,0.14); }
#photographyapp-root .pa-field-error { display: none; align-items: center; gap: 6px; color: var(--pa-bad); font-size: 0.8rem; margin-top: 7px; }
#photographyapp-root .pa-field-error.pa-show { display: flex; }
#photographyapp-root .pa-form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 18px; }
#photographyapp-root .pa-field-full { grid-column: 1 / -1; }

/* range slider */
#photographyapp-root .pa-range-row { display: flex; align-items: center; gap: 16px; }
#photographyapp-root input[type="range"].pa-range { -webkit-appearance: none; appearance: none; height: 6px; border-radius: 100px; background: var(--pa-surface-3); flex: 1; outline: none; }
#photographyapp-root input[type="range"].pa-range::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: var(--pa-accent); cursor: pointer; border: 3px solid var(--pa-bg); box-shadow: 0 2px 8px rgba(0,0,0,0.4); transition: transform 0.2s; }
#photographyapp-root input[type="range"].pa-range::-webkit-slider-thumb:hover { transform: scale(1.15); }
#photographyapp-root input[type="range"].pa-range::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: var(--pa-accent); cursor: pointer; border: 3px solid var(--pa-bg); }
#photographyapp-root .pa-range-val { font-family: var(--pa-font-mono); font-size: 1rem; color: var(--pa-accent); min-width: 64px; text-align: right; }

#photographyapp-root .pa-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }

/* ---------- 9. RESULT PANELS ---------- */
#photographyapp-root .pa-tool-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 28px; align-items: start; }
#photographyapp-root .pa-panel { background: var(--pa-surface); border: 1px solid var(--pa-line); border-radius: var(--pa-r-md); padding: 24px; }
#photographyapp-root .pa-panel-title { font-family: var(--pa-font-mono); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--pa-muted-2); margin: 0 0 18px; display: flex; align-items: center; gap: 8px; }
#photographyapp-root .pa-results { background: linear-gradient(180deg, var(--pa-surface-2), var(--pa-surface)); }
#photographyapp-root .pa-result-empty { color: var(--pa-muted); font-size: 0.95rem; padding: 20px 0; text-align: center; }
#photographyapp-root .pa-result-empty svg { color: var(--pa-muted-2); margin: 0 auto 14px; opacity: 0.6; }
#photographyapp-root .pa-primary-result { text-align: center; padding: 8px 0 20px; border-bottom: 1px solid var(--pa-line); margin-bottom: 18px; }
#photographyapp-root .pa-primary-label { font-family: var(--pa-font-mono); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--pa-muted); }
#photographyapp-root .pa-primary-value { font-family: var(--pa-font-serif); font-size: clamp(2.4rem, 7vw, 3.6rem); line-height: 1; color: var(--pa-accent); margin: 8px 0 2px; word-break: break-word; }
#photographyapp-root .pa-primary-unit { font-family: var(--pa-font-mono); font-size: 1rem; color: var(--pa-muted); }
#photographyapp-root .pa-secondary { list-style: none; padding: 0; margin: 0; display: grid; gap: 1px; background: var(--pa-line); border-radius: var(--pa-r-sm); overflow: hidden; }
#photographyapp-root .pa-secondary li { display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--pa-surface); padding: 13px 16px; }
#photographyapp-root .pa-secondary .pa-sec-label { color: var(--pa-muted); font-size: 0.88rem; }
#photographyapp-root .pa-secondary .pa-sec-val { font-family: var(--pa-font-mono); font-size: 0.95rem; color: var(--pa-text); text-align: right; }
#photographyapp-root .pa-result-actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }

/* educational blocks */
#photographyapp-root .pa-edu { display: grid; gap: 14px; margin-top: 24px; }
#photographyapp-root .pa-edu-block { background: var(--pa-bg-2); border: 1px solid var(--pa-line); border-left: 3px solid var(--pa-accent); border-radius: var(--pa-r-sm); padding: 16px 18px; }
#photographyapp-root .pa-edu-block h4 { font-family: var(--pa-font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--pa-accent); margin: 0 0 8px; }
#photographyapp-root .pa-edu-block p { margin: 0; font-size: 0.92rem; color: var(--pa-muted); }
#photographyapp-root .pa-edu-block code { font-family: var(--pa-font-mono); font-size: 0.85rem; color: var(--pa-text); background: var(--pa-surface-3); padding: 2px 6px; border-radius: 5px; }

/* ---------- 10. VISUALIZATIONS ---------- */
#photographyapp-root .pa-viz { margin: 6px 0 4px; }
#photographyapp-root .pa-viz svg { width: 100%; height: auto; overflow: visible; }
#photographyapp-root .pa-scale { position: relative; height: 8px; border-radius: 100px; background: linear-gradient(90deg, #14202e, #2a3550 30%, var(--pa-accent) 70%, #f7e6c4); margin: 22px 0 12px; }
#photographyapp-root .pa-scale-marker { position: absolute; top: 50%; width: 18px; height: 18px; border-radius: 50%; background: var(--pa-text); border: 3px solid var(--pa-bg); transform: translate(-50%, -50%); transition: left 0.6s var(--pa-ease); box-shadow: 0 2px 8px rgba(0,0,0,0.5); }
#photographyapp-root .pa-scale-labels { display: flex; justify-content: space-between; font-family: var(--pa-font-mono); font-size: 0.7rem; color: var(--pa-muted-2); }
#photographyapp-root .pa-bar-track { height: 26px; border-radius: 8px; background: var(--pa-surface-3); overflow: hidden; position: relative; }
#photographyapp-root .pa-bar-fill { height: 100%; background: linear-gradient(90deg, var(--pa-accent-deep), var(--pa-accent)); border-radius: 8px; width: 0; transition: width 0.8s var(--pa-ease); }
#photographyapp-root .pa-stops-badge { display: inline-flex; align-items: center; gap: 8px; font-family: var(--pa-font-mono); font-size: 1.1rem; color: var(--pa-accent); background: var(--pa-accent-soft); padding: 8px 16px; border-radius: 100px; }

/* comparison table */
#photographyapp-root .pa-compare { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
#photographyapp-root .pa-compare th, #photographyapp-root .pa-compare td { padding: 12px 10px; text-align: left; border-bottom: 1px solid var(--pa-line); }
#photographyapp-root .pa-compare th { font-family: var(--pa-font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--pa-muted); }
#photographyapp-root .pa-compare td:first-child { color: var(--pa-muted); }
#photographyapp-root .pa-compare .pa-win { color: var(--pa-accent); font-weight: 600; }

/* ---------- 11. IMAGE TOOLS ---------- */
#photographyapp-root .pa-dropzone {
  border: 2px dashed var(--pa-line-strong); border-radius: var(--pa-r-md); padding: 40px 24px; text-align: center;
  cursor: pointer; transition: border-color 0.3s, background 0.3s; background: var(--pa-bg-2);
}
#photographyapp-root .pa-dropzone:hover, #photographyapp-root .pa-dropzone.pa-drag { border-color: var(--pa-accent); background: var(--pa-accent-soft); }
#photographyapp-root .pa-dropzone svg { color: var(--pa-accent); margin: 0 auto 14px; }
#photographyapp-root .pa-dropzone p { margin: 0 0 4px; font-weight: 600; }
#photographyapp-root .pa-dropzone small { color: var(--pa-muted-2); }
#photographyapp-root .pa-privacy-note { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--pa-muted); background: var(--pa-surface-2); border: 1px solid var(--pa-line); padding: 8px 14px; border-radius: 100px; margin-top: 16px; }
#photographyapp-root .pa-privacy-note svg { color: var(--pa-good); }
#photographyapp-root .pa-canvas-wrap { background: var(--pa-bg); border: 1px solid var(--pa-line); border-radius: var(--pa-r-sm); padding: 12px; display: grid; place-items: center; min-height: 200px; background-image: linear-gradient(45deg, #17171a 25%, transparent 25%), linear-gradient(-45deg, #17171a 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #17171a 75%), linear-gradient(-45deg, transparent 75%, #17171a 75%); background-size: 20px 20px; background-position: 0 0, 0 10px, 10px -10px, -10px 0px; }
#photographyapp-root .pa-canvas-wrap canvas, #photographyapp-root .pa-canvas-wrap img { max-height: 340px; width: auto; border-radius: 4px; }
#photographyapp-root .pa-crop-stage { position: relative; touch-action: none; user-select: none; }
#photographyapp-root .pa-crop-box { position: absolute; border: 1px solid var(--pa-accent); box-shadow: 0 0 0 9999px rgba(0,0,0,0.55); cursor: move; }
#photographyapp-root .pa-crop-box::before, #photographyapp-root .pa-crop-box::after { content: ""; position: absolute; background: rgba(232,169,75,0.4); }
#photographyapp-root .pa-crop-box::before { left: 33.33%; right: 33.33%; top: 0; bottom: 0; border-left: 1px solid rgba(232,169,75,0.4); border-right: 1px solid rgba(232,169,75,0.4); }
#photographyapp-root .pa-crop-box::after { top: 33.33%; bottom: 33.33%; left: 0; right: 0; border-top: 1px solid rgba(232,169,75,0.4); border-bottom: 1px solid rgba(232,169,75,0.4); }
#photographyapp-root .pa-crop-handle { position: absolute; width: 16px; height: 16px; background: var(--pa-accent); border: 2px solid var(--pa-bg); border-radius: 50%; }
#photographyapp-root .pa-crop-handle.br { right: -8px; bottom: -8px; cursor: nwse-resize; }
#photographyapp-root .pa-histogram-canvas { width: 100%; height: 160px; background: var(--pa-bg); border: 1px solid var(--pa-line); border-radius: var(--pa-r-sm); }
#photographyapp-root .pa-swatch { width: 100%; height: 60px; border-radius: var(--pa-r-sm); border: 1px solid var(--pa-line); }
#photographyapp-root .pa-processing { display: inline-flex; align-items: center; gap: 8px; color: var(--pa-accent); font-size: 0.85rem; }
#photographyapp-root .pa-spin { width: 16px; height: 16px; border: 2px solid var(--pa-accent-soft); border-top-color: var(--pa-accent); border-radius: 50%; animation: pa-rot 0.7s linear infinite; }
@keyframes pa-rot { to { transform: rotate(360deg); } }
#photographyapp-root .pa-warn { display: flex; gap: 10px; align-items: flex-start; background: rgba(224,107,107,0.1); border: 1px solid rgba(224,107,107,0.3); border-radius: var(--pa-r-sm); padding: 12px 14px; color: #f2b8b8; font-size: 0.85rem; margin-top: 12px; }

/* ---------- 12. EDUCATIONAL / FAQ ---------- */
#photographyapp-root .pa-why { background: var(--pa-bg-2); border-top: 1px solid var(--pa-line); border-bottom: 1px solid var(--pa-line); }
#photographyapp-root .pa-why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--pa-line); border: 1px solid var(--pa-line); border-radius: var(--pa-r-md); overflow: hidden; }
#photographyapp-root .pa-why-card { background: var(--pa-bg-2); padding: 32px 26px; transition: background 0.35s; }
#photographyapp-root .pa-why-card:hover { background: var(--pa-surface); }
#photographyapp-root .pa-why-num { font-family: var(--pa-font-mono); font-size: 0.9rem; color: var(--pa-accent); letter-spacing: 0.1em; }
#photographyapp-root .pa-why-card h3 { font-family: var(--pa-font-serif); font-weight: 400; font-size: 1.35rem; margin: 16px 0 10px; }
#photographyapp-root .pa-why-card p { color: var(--pa-muted); font-size: 0.92rem; margin: 0; }

#photographyapp-root .pa-learn-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; }
#photographyapp-root .pa-learn-card { background: var(--pa-surface); border: 1px solid var(--pa-line); border-radius: var(--pa-r-md); padding: 24px; transition: transform 0.4s var(--pa-ease), border-color 0.35s; }
#photographyapp-root .pa-learn-card:hover { transform: translateY(-3px); border-color: var(--pa-line-strong); }
#photographyapp-root .pa-learn-card .pa-learn-ico { color: var(--pa-accent); margin-bottom: 14px; }
#photographyapp-root .pa-learn-card h3 { font-size: 1.1rem; margin: 0 0 8px; }
#photographyapp-root .pa-learn-card p { color: var(--pa-muted); font-size: 0.9rem; margin: 0; }

#photographyapp-root .pa-how-steps { list-style: none; counter-reset: pa-step; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
#photographyapp-root .pa-how-steps li { counter-increment: pa-step; background: var(--pa-surface); border: 1px solid var(--pa-line); border-radius: var(--pa-r-md); padding: 26px; position: relative; }
#photographyapp-root .pa-how-steps li::before { content: counter(pa-step, decimal-leading-zero); font-family: var(--pa-font-mono); font-size: 0.9rem; color: var(--pa-accent); display: block; margin-bottom: 12px; letter-spacing: 0.1em; }
#photographyapp-root .pa-how-steps h3 { font-size: 1.1rem; margin: 0 0 8px; }
#photographyapp-root .pa-how-steps p { color: var(--pa-muted); font-size: 0.9rem; margin: 0; }

#photographyapp-root .pa-how { background: var(--pa-bg-2); border-top: 1px solid var(--pa-line); border-bottom: 1px solid var(--pa-line); }

#photographyapp-root .pa-faq { display: flex; flex-direction: column; gap: 12px; }
#photographyapp-root .pa-faq-item { background: var(--pa-surface); border: 1px solid var(--pa-line); border-radius: var(--pa-r-md); overflow: hidden; transition: border-color 0.3s; }
#photographyapp-root .pa-faq-item.pa-open { border-color: var(--pa-line-strong); }
#photographyapp-root .pa-faq-q { width: 100%; text-align: left; background: none; border: none; color: var(--pa-text); font-family: var(--pa-font-sans); font-size: 1.02rem; font-weight: 600; padding: 20px 22px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
#photographyapp-root .pa-faq-q .pa-faq-ico { flex-shrink: 0; width: 24px; height: 24px; position: relative; }
#photographyapp-root .pa-faq-q .pa-faq-ico::before, #photographyapp-root .pa-faq-q .pa-faq-ico::after { content: ""; position: absolute; background: var(--pa-accent); border-radius: 2px; transition: transform 0.35s var(--pa-ease); }
#photographyapp-root .pa-faq-q .pa-faq-ico::before { top: 11px; left: 4px; right: 4px; height: 2px; }
#photographyapp-root .pa-faq-q .pa-faq-ico::after { left: 11px; top: 4px; bottom: 4px; width: 2px; }
#photographyapp-root .pa-faq-item.pa-open .pa-faq-ico::after { transform: scaleY(0); }
#photographyapp-root .pa-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--pa-ease); }
#photographyapp-root .pa-faq-a-inner { padding: 0 22px 22px; color: var(--pa-muted); font-size: 0.95rem; }

#photographyapp-root .pa-accuracy-card { background: var(--pa-surface); border: 1px solid var(--pa-line); border-radius: var(--pa-r-lg); padding: 36px; }
#photographyapp-root .pa-accuracy-card p { color: var(--pa-muted); margin: 16px 0 0; }

#photographyapp-root .pa-endcap { border-top: 1px solid var(--pa-line); padding: 40px 0; background: var(--pa-bg); }
#photographyapp-root .pa-endcap-inner { display: flex; align-items: center; gap: 14px; justify-content: center; text-align: center; color: var(--pa-muted); font-size: 0.9rem; }
#photographyapp-root .pa-endcap-mark { color: var(--pa-accent); }

/* ---------- 13. WORKSPACE (modal within app) ---------- */
#photographyapp-root .pa-workspace { position: fixed; inset: 0; z-index: 100; display: flex; align-items: flex-start; justify-content: center; padding: 0; }
#photographyapp-root .pa-workspace[hidden] { display: none; }
#photographyapp-root .pa-workspace-scrim { position: absolute; inset: 0; background: rgba(6,6,8,0.7); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: pa-fade 0.3s ease; }
@keyframes pa-fade { from { opacity: 0; } }
#photographyapp-root .pa-workspace-panel {
  position: relative; width: 100%; max-width: 980px; margin: 4vh auto; max-height: 92vh; overflow-y: auto;
  background: var(--pa-bg); border: 1px solid var(--pa-line-strong); border-radius: var(--pa-r-lg);
  box-shadow: var(--pa-shadow-glow); animation: pa-panelin 0.45s var(--pa-ease); scrollbar-width: thin;
}
@keyframes pa-panelin { from { opacity: 0; transform: translateY(30px) scale(0.98); } }
#photographyapp-root .pa-workspace-head { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 28px; background: rgba(12,12,14,0.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--pa-line); }
#photographyapp-root .pa-ws-heading { display: flex; align-items: center; gap: 16px; }
#photographyapp-root .pa-ws-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--pa-accent-soft); color: var(--pa-accent); display: grid; place-items: center; flex-shrink: 0; }
#photographyapp-root .pa-ws-cat { font-family: var(--pa-font-mono); font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--pa-muted-2); margin: 0 0 4px; }
#photographyapp-root .pa-ws-title { font-family: var(--pa-font-serif); font-weight: 400; font-size: 1.5rem; margin: 0; }
#photographyapp-root .pa-ws-close { background: var(--pa-surface-2); border: 1px solid var(--pa-line); color: var(--pa-muted); width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; cursor: pointer; flex-shrink: 0; transition: color 0.25s, background 0.25s, transform 0.25s; }
#photographyapp-root .pa-ws-close:hover { color: var(--pa-text); background: var(--pa-surface-3); transform: rotate(90deg); }
#photographyapp-root .pa-workspace-body { padding: 28px; }
#photographyapp-root .pa-tool-intro { color: var(--pa-muted); margin: 0 0 24px; font-size: 1rem; max-width: 70ch; }

/* toast */
#photographyapp-root .pa-toast { position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(20px); z-index: 200; background: var(--pa-surface-3); color: var(--pa-text); border: 1px solid var(--pa-line-strong); padding: 13px 22px; border-radius: 100px; box-shadow: var(--pa-shadow-md); font-size: 0.9rem; display: flex; align-items: center; gap: 10px; opacity: 0; transition: opacity 0.3s, transform 0.3s var(--pa-ease); }
#photographyapp-root .pa-toast[hidden] { display: none; }
#photographyapp-root .pa-toast.pa-show { opacity: 1; transform: translateX(-50%) translateY(0); }
#photographyapp-root .pa-toast svg { color: var(--pa-good); }

/* ---------- 14. RESPONSIVE ---------- */
@media (max-width: 900px) {
  #photographyapp-root .pa-tool-layout { grid-template-columns: 1fr; }
  #photographyapp-root .pa-nav-links { display: none; }
}
@media (max-width: 560px) {
  #photographyapp-root { font-size: 15px; }
  #photographyapp-root .pa-wrap { padding: 0 18px; }
  #photographyapp-root .pa-form-grid { grid-template-columns: 1fr; }
  #photographyapp-root .pa-grid { grid-template-columns: 1fr; }
  #photographyapp-root .pa-workspace-panel { margin: 0; max-height: 100vh; min-height: 100vh; border-radius: 0; border: none; }
  #photographyapp-root .pa-workspace-body { padding: 20px 18px; }
  #photographyapp-root .pa-workspace-head { padding: 16px 18px; }
  #photographyapp-root .pa-nav-cta { display: none; }
  #photographyapp-root .pa-hero-actions .pa-btn { width: 100%; }
}

/* ---------- 15. ACCESSIBILITY / FOCUS ---------- */
#photographyapp-root a:focus-visible,
#photographyapp-root button:focus-visible,
#photographyapp-root input:focus-visible,
#photographyapp-root select:focus-visible,
#photographyapp-root [tabindex]:focus-visible { outline: 2px solid var(--pa-accent); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  #photographyapp-root *, #photographyapp-root *::before, #photographyapp-root *::after {
    animation-duration: 0.001ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important; scroll-behavior: auto !important;
  }
  #photographyapp-root .pa-reveal { opacity: 1; transform: none; }
  #photographyapp-root .pa-hero-title .pa-line > span { transform: none; }
}

/* ---------- 16. PRINT (scoped, WordPress-safe) ---------- */
@media print {
  #photographyapp-root .pa-nav, #photographyapp-root .pa-hero-rings, #photographyapp-root .pa-hero-glow,
  #photographyapp-root .pa-grain, #photographyapp-root .pa-marquee, #photographyapp-root .pa-ws-close,
  #photographyapp-root .pa-workspace-scrim, #photographyapp-root .pa-actions, #photographyapp-root .pa-result-actions { display: none !important; }
  #photographyapp-root, #photographyapp-root .pa-workspace-panel { background: #fff !important; color: #000 !important; box-shadow: none !important; }
  #photographyapp-root .pa-workspace { position: static !important; }
  #photographyapp-root .pa-workspace-panel { max-height: none !important; overflow: visible !important; border: none !important; }
}