.wave-ripple-submission {
  --wave-ripple-primary: var(--primary-color, #0a61ba);
  --wave-ripple-secondary: var(--secondary-color, #66bde5);
  --wave-ripple-dark: var(--dark-color, #0f172a);
  --wave-ripple-surface: #ffffff;
  --wave-ripple-surface-soft: #f8fbff;
  --wave-ripple-surface-accent: #eef7ff;
  --wave-ripple-border: #d7e6f7;
  --wave-ripple-border-strong: #9dc3ea;
  --wave-ripple-text: #0f172a;
  --wave-ripple-muted: #475569;
  --wave-ripple-shadow: 0 14px 30px rgba(10, 97, 186, 0.12);
  color: var(--wave-ripple-text);
  margin: 24px 0;
}

.wave-ripple-submission__card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--wave-ripple-border);
  border-radius: 20px;
  box-shadow: var(--wave-ripple-shadow);
  margin: 0 auto;
  max-width: 760px;
  overflow: hidden;
  padding: 28px;
  position: relative;
}

.wave-ripple-submission__card::before {
  background: linear-gradient(90deg, var(--wave-ripple-primary) 0%, var(--wave-ripple-secondary) 100%);
  content: "";
  height: 4px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

.wave-ripple-submission__intro {
  margin-bottom: 24px;
}

.wave-ripple-submission__title {
  color: var(--wave-ripple-dark);
  font-size: clamp(1.6rem, 2vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 8px;
}

.wave-ripple-submission__subtitle {
  color: var(--wave-ripple-muted);
  font-size: 1rem;
  line-height: 1.65;
  margin: 0;
}

.wave-ripple-submission-notice,
.wave-ripple-submission__thank-you {
  border-radius: 14px;
  font-size: 0.98rem;
  line-height: 1.6;
  margin: 0 0 18px;
  padding: 14px 16px;
}

.wave-ripple-submission-notice ul {
  margin: 0;
  padding-left: 18px;
}

.wave-ripple-submission-notice--success {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #0f4c81;
}

.wave-ripple-submission-notice--warning {
  background: #fff7ed;
  border: 1px solid #fdba74;
  color: #9a3412;
}

.wave-ripple-submission-notice--error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.wave-ripple-submission__thank-you {
  background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%);
  border: 1px solid #bfdbfe;
  color: #0f4c81;
}

.wave-ripple-submission-form {
  display: grid;
  gap: 18px;
}

.wave-ripple-submission-form__field {
  display: grid;
  gap: 8px;
}

.wave-ripple-submission-form__label {
  color: var(--wave-ripple-dark);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.3;
}

.wave-ripple-submission-form__input,
.wave-ripple-submission-form__textarea,
.wave-ripple-submission-form__file {
  font: inherit;
}

.wave-ripple-submission-form__input,
.wave-ripple-submission-form__textarea {
  appearance: none;
  background: var(--wave-ripple-surface);
  border: 1px solid #cfe0f4;
  border-radius: 12px;
  box-sizing: border-box;
  color: var(--wave-ripple-text);
  padding: 13px 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  width: 100%;
}

.wave-ripple-submission-form__input:focus,
.wave-ripple-submission-form__textarea:focus {
  background: var(--wave-ripple-surface);
  border-color: var(--wave-ripple-primary);
  box-shadow: 0 0 0 4px rgba(10, 97, 186, 0.12);
  outline: none;
}

.wave-ripple-submission-form__textarea {
  min-height: 148px;
  resize: vertical;
}

.wave-ripple-submission-form__file {
  background: var(--wave-ripple-surface);
  border: 1px solid var(--wave-ripple-border);
  border-radius: 14px;
  padding: 14px;
}

.wave-ripple-submission-form__file::file-selector-button {
  background: var(--wave-ripple-surface-accent);
  border: 1px solid var(--wave-ripple-border-strong);
  border-radius: 999px;
  color: var(--wave-ripple-primary);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  margin-right: 12px;
  padding: 9px 14px;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.wave-ripple-submission-form__file::file-selector-button:hover {
  background: #dbeafe;
  border-color: #93c5fd;
  color: #084f96;
}

.wave-ripple-submission-form__help {
  color: var(--wave-ripple-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.wave-ripple-video-upload__panel {
  background: var(--wave-ripple-surface-soft);
  border: 1px solid var(--wave-ripple-border);
  border-radius: 16px;
  padding: 16px;
}

.wave-ripple-video-upload__status {
  color: var(--wave-ripple-text);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 12px;
}

.wave-ripple-video-upload__status--error {
  color: #991b1b;
}

.wave-ripple-video-upload__progress {
  background: #dbeafe;
  border-radius: 999px;
  height: 8px;
  margin-bottom: 14px;
  overflow: hidden;
}

.wave-ripple-video-upload__progress-bar {
  background: linear-gradient(90deg, var(--wave-ripple-primary) 0%, #0f74c9 55%, var(--wave-ripple-secondary) 100%);
  display: block;
  height: 100%;
  transition: width 0.2s ease;
  width: 0;
}

.wave-ripple-video-upload__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}

.wave-ripple-video-upload__actions .wave-ripple-submission-form__file {
  flex: 1 1 320px;
  margin: 0;
}

.wave-ripple-video-upload__remove {
  appearance: none;
  background: var(--wave-ripple-surface-accent);
  border: 1px solid var(--wave-ripple-border-strong);
  border-radius: 999px;
  color: var(--wave-ripple-primary);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  line-height: 1;
  min-height: 48px;
  padding: 12px 18px;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.wave-ripple-video-upload__remove:hover {
  background: #dbeafe;
  border-color: #93c5fd;
  color: #084f96;
}

.wave-ripple-video-upload__remove:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.wave-ripple-submission-form__actions {
  padding-top: 6px;
}

.wave-ripple-submission-form__submit {
  appearance: none;
  background: linear-gradient(135deg, var(--wave-ripple-primary) 0%, #0f74c9 55%, var(--wave-ripple-secondary) 100%);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 16px 32px rgba(10, 97, 186, 0.18);
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-size: 1rem;
  font-weight: 700;
  min-width: 160px;
  padding: 13px 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.wave-ripple-submission-form__submit:hover {
  box-shadow: 0 18px 36px rgba(10, 97, 186, 0.22);
  filter: brightness(0.98);
  transform: translateY(-1px);
}

.wave-ripple-submission-form__submit:focus {
  box-shadow: 0 0 0 4px rgba(10, 97, 186, 0.18);
  outline: none;
}

@media (max-width: 640px) {
  .wave-ripple-submission__card {
    border-radius: 16px;
    padding: 20px;
  }

  .wave-ripple-video-upload__remove {
    width: 100%;
  }

  .wave-ripple-submission-form__submit {
    width: 100%;
  }
}