:root {
  --watermark-scale-reference: 675;
  --watermark-antialias-scale: 2;
  --watermark-text-color: #ffffff;

  --verification-code-font-family: "PT Mono", Arial, sans-serif;
  --verification-code-font-size: 18px;
  --verification-code-font-weight: 400;
  --verification-label-font-family: "Roboto Condensed", Arial, sans-serif;
  --verification-label-font-size: 18px;
  --verification-label-font-weight: 400;
  --verification-label-gap: 10px;
  --verification-text-align: center;
  --verification-text-baseline: middle;
  --verification-right-offset: 9px;
  --verification-center-offset: 70px;
  --verification-glow-color: rgba(0, 0, 0, 0.7);
  --verification-glow-radius: 8px;
  --verification-glow-fill: rgba(255, 255, 255, 0.12);
  --verification-shadow-color: rgba(0, 0, 0, 0.65);
  --verification-shadow-radius: 4px;
  --verification-backdrop-blur: 10px;
  --verification-backdrop-padding-inline: 20px;
  --verification-backdrop-padding-block: 4px;

  --timestamp-font-family: "Roboto Condensed", Arial, sans-serif;
  --timestamp-font-size-en: 25px;
  --timestamp-font-size-vi: 22px;
  --timestamp-font-weight: 400;
  --timestamp-letter-spacing: -0.25px;
  --timestamp-text-align: left;
  --timestamp-text-baseline: bottom;
  --timestamp-color-en: #ffffff;
  --timestamp-color-vi: #ffffff;
  --timestamp-left-inset-en: 21px;
  --timestamp-left-inset-vi: 17px;
  --timestamp-bottom-inset-en: 17px;
  --timestamp-bottom-inset-vi: 16px;
  --timestamp-marker-color: #ffbe38;
  --timestamp-marker-width: 3px;
  --timestamp-marker-height: 0.75;
  --timestamp-marker-bottom-offset: -2px;
  --timestamp-marker-gap: 15px;
  --timestamp-shadow-color: rgba(0, 0, 0, 0.6);
  --timestamp-shadow-radius: 4px;

  --logo-text-align: right;
  --logo-right-inset: 11px;
  --logo-bottom-inset: 31px;
  --logo-photo-font-family: "Roboto Medium Numbers", Arial, sans-serif;
  --logo-photo-font-size-en: 18px;
  --logo-photo-font-size-vi: 13px;
  --logo-photo-font-weight: 500;
  --logo-photo-letter-spacing: -0.25px;
  --logo-photo-color-en: #ffffff;
  --logo-photo-color-vi: #ffffff;
  --logo-photo-offset-en: 12px;
  --logo-photo-offset-vi: 19px;
  --logo-photo-shadow-color: rgba(0, 0, 0, 0.6);
  --logo-photo-shadow-radius: 4px;
  --logo-name-font-family: "SF Pro Display", Arial, sans-serif;
  --logo-name-font-size-en: 25px;
  --logo-name-font-size-vi: 21px;
  --logo-name-font-weight: 600;
  --logo-name-letter-spacing: 0px;
  --logo-name-time-color-en: #ffff52;
  --logo-name-time-color-vi: #ffc22e;
  --logo-name-mark-color-en: #ffffff;
  --logo-name-mark-color-vi: #ffffff;
  --logo-name-offset-en: 16px;
  --logo-name-offset-vi: -2px;
  --logo-name-shadow-color: rgba(0, 0, 0, 0.65);
  --logo-name-shadow-radius: 4px;
}

body {
  background: linear-gradient(135deg, #f4f7fb 0%, #e8edf7 100%);
  min-height: 100vh;
  color: #1f2937;
}

.language-switch .btn {
  min-width: 42px;
}

.main-card {
  border: 0;
  border-radius: 20px;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.12);
}

.cropper-shell {
  position: relative;
  width: 100%;
  min-height: 420px;
  border-radius: 16px;
  overflow: hidden;
  background: #edf2f7;
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.cropper-shell img {
  display: block;
  max-width: 100%;
}

.preview-canvas {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: min(70vh, 700px);
  margin-inline: auto;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.preview-stage {
  position: relative;
}

.preview-fullscreen-btn {
  display: grid;
  width: 40px;
  height: 40px;
  padding: 0;
  place-items: center;
  position: absolute;
  z-index: 1;
  top: 12px;
  right: 12px;
}

.preview-fullscreen-btn svg {
  width: 20px;
  height: 20px;
}

.preview-fullscreen-btn[aria-pressed="true"] .fullscreen-enter-icon,
.preview-fullscreen-btn[aria-pressed="false"] .fullscreen-exit-icon {
  display: none;
}

.preview-stage:fullscreen {
  display: flex;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: #101820;
}

.preview-stage:fullscreen::backdrop {
  background: #101820;
}

.preview-stage:fullscreen .preview-canvas {
  max-width: 100vw;
  max-height: 100vh;
  max-height: 100dvh;
  border: 0;
  border-radius: 0;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.btn-outline-primary.active {
  background: #2563eb;
  color: #fff;
}

.form-control,
.form-select {
  border-radius: 12px;
}