/* ============================================================
   Bulk Image Watermark Tool — style.css
   Classes  : wm-watermark-*
   Approach : Mobile-first (base = mobile, @media min-width = desktop)
   Brand    : #42B5A4 (teal — brand color) — protected across every UI state
   Font     : Inter (var(--font-primary) from imgtry-fonts.css)
   Contains : tokens, header, stepper, step-1 dropzone, buttons, toast
   Siblings : panels.css (step 2/3 controls), export.css (step 3 export)
   ============================================================ */


/* ══════════════════════════════════════════
   0. BASE / RESET / BRAND TOKENS
   ══════════════════════════════════════════ */
.wm-watermark-wrap,
.wm-watermark-wrap * {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

/* Form controls don't inherit the page font by default — make them Inter too. */
.wm-watermark-wrap button,
.wm-watermark-wrap input,
.wm-watermark-wrap select,
.wm-watermark-wrap textarea {
  font-family: inherit;
}

.wm-watermark-wrap {
  /* ── Brand color — single source of truth, never hardcoded elsewhere ── */
  --wm-brand: #42B5A4;
  --wm-brand-dark: #2E8577;
  --wm-brand-soft: #E8F8F6;

  --wm-ink: #1a1a22;
  --wm-ink-soft: #55555f;
  --wm-line: #e4e4ee;
  --wm-line-strong: #c4c4d4;
  --wm-bg: #f5f5fa;
  --wm-error: #c0392b;
  --wm-success: #1e8e5a;

  font-family: var(--font-primary, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif);
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 56px;
  touch-action: manipulation;
  overscroll-behavior-y: contain;
}


/* ══════════════════════════════════════════
   1. HEADER
   ══════════════════════════════════════════ */
.wm-watermark-header {
  text-align: center;
  margin-bottom: 24px;
}

.wm-watermark-header__title {
  font-weight: 800;
  font-size: clamp(1.5rem, 6vw, 2.2rem);
  letter-spacing: -0.8px;
  color: var(--wm-ink);
  margin: 0 0 8px;
}

.wm-watermark-header__title strong {
  font-weight: 900;
  color: var(--wm-brand);
}

.wm-watermark-header__subtitle {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--wm-ink-soft);
  line-height: 1.6;
  margin: 0;
}


/* ══════════════════════════════════════════
   2. STEPPER
   ══════════════════════════════════════════ */
.wm-watermark-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 28px;
}

.wm-watermark-stepper__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.wm-watermark-stepper__dot {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: #9999a2;
  background: #fff;
  border: 1.5px solid var(--wm-line);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.wm-watermark-stepper__step.is-active .wm-watermark-stepper__dot {
  background: var(--wm-brand);
  border-color: var(--wm-brand);
  color: #fff;
}

.wm-watermark-stepper__step.is-done .wm-watermark-stepper__dot {
  background: var(--wm-brand-soft);
  border-color: var(--wm-brand);
  color: var(--wm-brand);
}

.wm-watermark-stepper__dot--export {
  width: auto;
  border-radius: 9999px;
  padding: 0 16px;
  font-size: 12px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.wm-watermark-stepper__label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--wm-ink-soft);
}

.wm-watermark-stepper__line {
  width: 28px;
  height: 2px;
  background: var(--wm-line);
  margin-top: -18px;
}


/* ══════════════════════════════════════════
   3. PANELS (shared show/hide + transition)
   ══════════════════════════════════════════ */
.wm-watermark-panel {
  display: none;
}

.wm-watermark-panel.is-active {
  display: block;
  animation: wmFadeIn 0.28s ease both;
}

@keyframes wmFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ══════════════════════════════════════════
   4. STEP 1 — BULK UPLOAD SECTION
   ══════════════════════════════════════════ */
.wm-watermark-dropzone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 480px;
  margin: 8px auto 0;
  padding: 36px 24px 28px;
  border-radius: 24px;
  cursor: pointer;
}

.wm-watermark-dropzone__ring {
  position: absolute;
  inset: 0;
  border-radius: 24px;
  border: 1.5px dashed transparent;
  box-shadow: 0 0 0 0 rgba(91, 79, 233, 0);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
  pointer-events: none;
}

.wm-watermark-dropzone.is-dragover .wm-watermark-dropzone__ring {
  border-color: rgba(91, 79, 233, 0.45);
  box-shadow: 0 0 0 8px rgba(91, 79, 233, 0.08);
}

.wm-watermark-dropzone__button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 0 32px;
  border-radius: 9999px;
  background: var(--wm-brand);
  border: 1.5px solid var(--wm-brand);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.1px;
  box-shadow: 0 2px 10px rgba(66,181,164,0.28);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.wm-watermark-dropzone__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: #fff;
}

.wm-watermark-dropzone:hover .wm-watermark-dropzone__button {
  transform: translateY(-2px);
  background: var(--wm-brand-dark);
  border-color: var(--wm-brand-dark);
  box-shadow: 0 14px 32px rgba(66,181,164,0.28);
}

.wm-watermark-dropzone:active .wm-watermark-dropzone__button {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 6px 16px rgba(66,181,164,0.24);
}

.wm-watermark-dropzone:focus-visible {
  outline: none;
}

.wm-watermark-dropzone:focus-visible .wm-watermark-dropzone__button {
  box-shadow: 0 0 0 4px var(--wm-brand-soft), 0 8px 24px rgba(66,181,164,0.28);
}

.wm-watermark-dropzone.is-dragover .wm-watermark-dropzone__button {
  transform: translateY(-2px);
  background: var(--wm-brand-dark);
  border-color: var(--wm-brand-dark);
  box-shadow: 0 14px 32px rgba(66,181,164,0.32);
}

.wm-watermark-dropzone__divider {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  max-width: 320px;
  margin-top: 22px;
  color: #a3a3ae;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.2px;
  text-align: center;
}

.wm-watermark-dropzone__divider::before,
.wm-watermark-dropzone__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--wm-line-strong));
}

.wm-watermark-dropzone__divider::after {
  background: linear-gradient(to left, transparent, var(--wm-line-strong));
}

.wm-watermark-dropzone__trust {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 18px 0 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--wm-ink-soft);
}

.wm-watermark-dropzone__trust svg {
  width: 15px;
  height: 15px;
  color: var(--wm-brand);
  flex-shrink: 0;
}

.wm-watermark-formats {
  text-align: center;
  margin: 10px 0 0;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: var(--wm-ink-soft);
  opacity: 0.8;
}


/* ══════════════════════════════════════════
   5. SPINNER (reused in stage loading, export.css)
   ══════════════════════════════════════════ */
.wm-watermark-spinner {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 3px solid var(--wm-line);
  border-top-color: var(--wm-brand);
  animation: wmSpin 0.7s linear infinite;
}

@keyframes wmSpin {
  to { transform: rotate(360deg); }
}


/* ══════════════════════════════════════════
   6. ACTION BUTTONS (shared: Back / Continue / etc.)
   ══════════════════════════════════════════ */
.wm-watermark-actions {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}

.wm-watermark-btn {
  flex: 1;
  height: 48px;
  border-radius: 9999px;
  font-family: inherit;
  font-weight: 700;
  font-size: 15px;
  border: 1.5px solid transparent;
  cursor: pointer;
  touch-action: manipulation;
}

.wm-watermark-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.wm-watermark-btn--primary {
  background: var(--wm-brand);
  color: #fff;
  box-shadow: 0 2px 10px rgba(66,181,164,0.28);
}

.wm-watermark-btn--primary:active {
  transform: scale(0.98);
}

.wm-watermark-btn--ghost {
  background: #fff;
  border-color: var(--wm-line);
  color: var(--wm-ink);
}

.wm-watermark-btn--ghost:active {
  background: var(--wm-bg);
}


/* ══════════════════════════════════════════
   7. TOAST
   ══════════════════════════════════════════ */
.wm-watermark-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 20px);
  background: #1a1a22;
  color: #fff;
  padding: 12px 22px;
  border-radius: 9999px;
  font-family: var(--font-primary, 'Inter', sans-serif);
  font-size: 13px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 999;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  max-width: 90vw;
  text-align: center;
}

.wm-watermark-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.wm-watermark-toast.is-error {
  background: #c0392b;
}

.wm-watermark-toast.is-success {
  background: #1e8e5a;
}


/* ══════════════════════════════════════════
   8. DESKTOP ENHANCEMENTS (≥768px) — base layer
   ══════════════════════════════════════════ */
@media (min-width: 768px) {
  .wm-watermark-wrap {
    padding: 40px 24px 72px;
  }

  .wm-watermark-header__subtitle {
    font-size: 16px;
  }

  .wm-watermark-stepper {
    gap: 10px;
    margin-bottom: 36px;
  }

  .wm-watermark-stepper__line {
    width: 56px;
  }

  .wm-watermark-dropzone {
    max-width: 540px;
    padding: 56px 24px;
  }

  .wm-watermark-dropzone__button {
    height: 60px;
    padding: 0 36px;
    font-size: 16.5px;
  }

  .wm-watermark-btn--ghost:hover {
    border-color: var(--wm-ink);
  }

  .wm-watermark-btn--primary:hover {
    box-shadow: 0 4px 16px rgba(66,181,164,0.36);
  }

  .wm-watermark-actions {
    max-width: 340px;
    margin-left: auto;
    margin-right: auto;
  }
}


/* ══════════════════════════════════════════
   9. ACCESSIBILITY
   ══════════════════════════════════════════ */
.wm-watermark-wrap :focus-visible {
  outline: 2px solid var(--wm-brand);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .wm-watermark-wrap * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}