/* VoiceIsolate Pro — premium commercial shell refresh.
   Kept separate so the cross-platform processing UI and bindings stay intact.
   Core semantic tokens come only from /app/ds-tokens.css; this file may extend
   the marketing presentation but must not redefine process/live/status roles. */
:root {
  --marketing-accent: #8b5cf6;
  --marketing-accent-strong: #7142e5;
  --marketing-accent-soft: #b9a1ff;
  --marketing-aurora-1: rgba(102, 63, 217, 0.2);
  --marketing-aurora-2: rgba(32, 193, 167, 0.1);
  --marketing-aurora-3: rgba(255, 255, 255, 0.035);
}

body {
  background:
    radial-gradient(circle at 50% -20%, var(--marketing-aurora-1), transparent 42rem),
    var(--surface-root);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent 74%);
}

.titlebar {
  height: 64px;
  padding-inline: clamp(18px, 4vw, 64px);
  background: rgba(7, 11, 16, 0.82);
  border-bottom-color: var(--border-subtle);
  box-shadow: none;
  backdrop-filter: blur(18px) saturate(140%);
}

.logo-icon {
  width: 34px;
  height: 34px;
  color: white;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #9e7aff, #6335da);
  box-shadow: 0 8px 24px rgba(102, 57, 219, .28), inset 0 1px rgba(255,255,255,.3);
}

.logo-icon svg { width: 20px; stroke: white; }
.app-title { font-size: 14px; letter-spacing: -.02em; }
.arch-badge { border: 0; background: rgba(255,255,255,.055); padding: 5px 8px; border-radius: var(--radius-md); }
.premium-status { display: inline-flex; align-items: center; gap: 7px; color: var(--text-secondary); font: 500 11px/1 var(--font-ui); }
.premium-status i, .preview-live-dot { width: 6px; height: 6px; display: inline-block; border-radius: 50%; background: var(--state-success); box-shadow: 0 0 0 4px rgba(49,207,125,.09), 0 0 10px rgba(49,207,125,.55); }
.eng-mode-link { border-color: var(--border-subtle); border-radius: var(--radius-lg); }
.eng-mode-link--primary { background: var(--text-primary); border-color: var(--text-primary); color: var(--surface-root); font-weight: 700; }
.eng-mode-link--primary:hover { background: #fff; border-color: #fff; color: var(--surface-root); }

.ps-workflow-nav {
  max-width: 1180px;
  margin: 22px auto 0;
  padding: 9px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background: color-mix(in srgb, var(--surface-panel) 82%, transparent);
  backdrop-filter: blur(16px);
}

.vip-hero { padding-top: 70px; padding-bottom: 42px; }
.vip-hero.ps-hero { max-width: 1180px; grid-template-columns: minmax(0, .93fr) minmax(430px, 1.07fr); gap: clamp(40px, 6vw, 84px); align-items: center; }
.vip-hero__eyebrow { display: flex; align-items: center; gap: 9px; color: var(--marketing-accent-soft); letter-spacing: .09em; }
.vip-hero__eyebrow span { padding: 4px 7px; border: 1px solid rgba(153,116,255,.35); border-radius: 999px; color: #d4c8ff; background: rgba(139,92,246,.1); letter-spacing: .05em; }
.vip-hero__title { max-width: 10ch; font-size: clamp(3.3rem, 6vw, 5.6rem); line-height: .98; letter-spacing: -.065em; }
.vip-hero__title em { font-style: normal; color: transparent; background: linear-gradient(105deg, var(--text-primary) 15%, #a88cff 58%, var(--action-live)); background-clip: text; -webkit-background-clip: text; }
.vip-hero__sub { max-width: 35rem; margin-top: 24px; font-size: 16px; line-height: 1.65; color: var(--text-secondary); }
.vip-hero__actions { margin-top: 26px; }
.vip-btn--lg { min-height: 48px; padding-inline: 20px; border-radius: var(--radius-lg); }
.vip-btn--primary { background: linear-gradient(135deg, #966dff, var(--marketing-accent-strong)); border-color: #966dff; box-shadow: 0 10px 32px rgba(113,66,229,.22); }
.vip-btn--primary:hover { transform: translateY(-1px); box-shadow: 0 14px 36px rgba(113,66,229,.32); }
.ps-btn--process,
#processBtn { background: var(--action-process-solid, #d81f30); border-color: var(--action-process-solid, #d81f30); color: white; box-shadow: 0 10px 28px rgba(255,61,77,.18); }
.ps-btn--process:hover,
#processBtn:hover { transform: translateY(-1px); box-shadow: 0 14px 34px rgba(255,61,77,.28); }

.vip-trust { gap: 0; margin-top: 28px; border-top: 1px solid var(--border-subtle); padding-top: 22px; }
.vip-trust__item { display: grid; gap: 3px; padding: 0 22px; border-right: 1px solid var(--border-subtle); }
.vip-trust__item:first-child { padding-left: 0; }
.vip-trust__item:last-child { border-right: 0; }
.vip-trust__item strong { color: var(--text-primary); font: 700 15px/1 var(--font-ui); }
.vip-trust__item span { color: var(--text-dim); font: 500 9px/1.2 var(--font-ui); letter-spacing: .08em; text-transform: uppercase; }

.ps-signal {
  position: relative;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  background: linear-gradient(160deg, var(--surface-raised), var(--surface-panel));
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(139,92,246,.035), inset 0 1px rgba(255,255,255,.04);
  transform: perspective(1200px) rotateY(-2deg) rotateX(1deg);
}
.ps-signal::after { content: ''; position: absolute; inset: auto 18% -25% 18%; height: 40%; background: var(--marketing-accent-strong); filter: blur(80px); opacity: .13; pointer-events: none; }
.ps-panel__head { min-height: 52px; padding: 0 18px; border-bottom: 1px solid var(--border-subtle); background: rgba(255,255,255,.018); }
.ps-panel__head > span:first-child { display: flex; align-items: center; gap: 9px; }
.premium-filebar { display: flex; align-items: center; gap: 11px; margin: 14px 16px 4px; padding: 11px 12px; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: rgba(255,255,255,.025); }
.premium-file-icon { display:grid; place-items:center; width:34px; height:34px; border-radius:var(--radius-lg); background:rgba(139,92,246,.13); color:#b69cff; }
.premium-filebar > span:nth-child(2) { display:grid; flex:1; }
.premium-filebar strong { font-size:11px; color:var(--text-primary); }
.premium-filebar small { color:var(--text-dim); font-size:9px; }
.premium-filebar b { font:600 9px/1 var(--font-mono); color:var(--text-dim); }
.ps-signal .vis-block { padding: 12px 16px 16px; }
.ps-signal .vis-label { color: var(--text-dim); letter-spacing: .06em; text-transform: uppercase; }
.ps-signal .vis-canvas { border-color: var(--border-subtle); border-radius: var(--radius-lg); background-color: var(--canvas-bg); }
.ps-signal .ps-empty { margin: 0 16px 16px; border-radius: var(--radius-lg); }

.ps-steps, .ps-modes, .main-area { max-width: 1180px; }
.ps-steps { border-color: var(--border-subtle); border-radius: var(--radius-xl); overflow: hidden; background: color-mix(in srgb, var(--surface-panel) 82%, transparent); }
.ps-step { padding: 24px; }
/* Do NOT recolor the numeral here: ps-shell.css fills this badge with
   `background: var(--action-process)`, so tinting the text the same token
   rendered "01"/"02" as red-on-red (contrast 1.00:1). The filled badge owns
   its own foreground color. */
.ps-card, .panel.vip-card { border-color: var(--border-subtle); background: linear-gradient(155deg, var(--surface-raised), var(--surface-panel)); border-radius: var(--radius-xl); box-shadow: 0 14px 45px rgba(0,0,0,.15); }
.upload-zone { border-radius: var(--radius-xl); border-color: rgba(46,213,229,.26); background: rgba(46,213,229,.035); }
.upload-zone:hover, .upload-zone.dragover { border-color: var(--action-live); background: rgba(46,213,229,.07); }
input[type='range'] { accent-color: var(--action-live); }

@media (max-width: 900px) {
  .ps-meta, .premium-status, .arch-badge { display: none; }
  .vip-hero { padding-top: 42px; }
  .vip-hero.ps-hero { grid-template-columns: 1fr; }
  .vip-hero__title { font-size: clamp(3rem, 14vw, 4.5rem); }
  .ps-signal { transform: none; }
}

@media (max-width: 560px) {
  .titlebar { padding-inline: 12px; }
  .app-title { font-size: 13px; }
  .vip-hero { padding-inline: 18px; }
  .vip-trust__item { padding-inline: 13px; }
  .vip-trust__item strong { font-size: 13px; }
  .ps-workflow-nav { margin-inline: 12px; }
  .ps-workflow-nav__privacy { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .ps-signal { transform: none; }
  .vip-btn--primary:hover,
  .ps-btn--process:hover,
  #processBtn:hover { transform: none; }
}