:root {
  --ssf-primary: #FF6719;
  --ssf-primary-hover: color-mix(in srgb, var(--ssf-primary) 85%, black);
  --ssf-text: #1a1a1a;
  --ssf-text-muted: #666666;
  --ssf-bg: #ffffff;
  --ssf-bg-muted: #f5f5f5;
  --ssf-border: #e0e0e0;
  --ssf-success: #10b981;
  --ssf-success-bg: #ecfdf5;
  --ssf-error: #ef4444;
  --ssf-error-bg: #fef2f2;
  --ssf-radius: 8px;
  --ssf-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --ssf-transition: 0.2s ease;
}

.ssf--dark {
  --ssf-text: #f5f5f5;
  --ssf-text-muted: #a0a0a0;
  --ssf-bg: #1a1a1a;
  --ssf-bg-muted: #2d2d2d;
  --ssf-border: #404040;
  --ssf-success-bg: #064e3b;
  --ssf-error-bg: #7f1d1d;
}

.ssf-form {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  box-sizing: border-box;
}

.ssf-form *,
.ssf-form *::before,
.ssf-form *::after {
  box-sizing: inherit;
}

.ssf-form__inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ssf-form__header {
  margin-bottom: 16px;
}

.ssf-form__title {
  margin: 0 0 8px 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ssf-text);
  line-height: 1.3;
}

.ssf-form__description {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--ssf-text-muted);
  line-height: 1.5;
}

.ssf-form__row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.ssf-form__input-wrap {
  flex: 1;
  min-width: 200px;
}

.ssf-form__input {
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--ssf-text);
  background: var(--ssf-bg);
  border: 1px solid var(--ssf-border);
  border-radius: var(--ssf-radius);
  outline: none;
  transition: border-color var(--ssf-transition), box-shadow var(--ssf-transition);
}

.ssf-form__input::placeholder {
  color: var(--ssf-text-muted);
}

.ssf-form__input:focus {
  border-color: var(--ssf-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ssf-primary) 20%, transparent);
}

.ssf-form__input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.ssf-form__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: #ffffff;
  background: var(--ssf-primary);
  border: none;
  border-radius: var(--ssf-radius);
  cursor: pointer;
  transition: background-color var(--ssf-transition), transform var(--ssf-transition);
  white-space: nowrap;
  position: relative;
}

.ssf-form__button:hover:not(:disabled) {
  background: var(--ssf-primary-hover);
}

.ssf-form__button:active:not(:disabled) {
  transform: scale(0.98);
}

.ssf-form__button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.ssf-form__button--full {
  width: 100%;
}

.ssf-form__button-text {
  transition: opacity var(--ssf-transition);
}

.ssf-form__button.is-loading .ssf-form__button-text {
  opacity: 0;
}

.ssf-form__spinner {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  opacity: 0;
  animation: ssf-spin 0.8s linear infinite;
  transition: opacity var(--ssf-transition);
}

.ssf-form__button.is-loading .ssf-form__spinner {
  opacity: 1;
}

@keyframes ssf-spin {
  to { transform: rotate(360deg); }
}

.ssf-form__message {
  display: none;
  padding: 12px 16px;
  margin-top: 12px;
  font-size: 0.9375rem;
  border-radius: var(--ssf-radius);
  line-height: 1.4;
}

.ssf-form__message.is-visible {
  display: block;
  animation: ssf-slideIn 0.3s ease;
}

.ssf-form__message--success {
  color: var(--ssf-success);
  background: var(--ssf-success-bg);
  border: 1px solid var(--ssf-success);
}

.ssf-form__message--error {
  color: var(--ssf-error);
  background: var(--ssf-error-bg);
  border: 1px solid var(--ssf-error);
}

@keyframes ssf-slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ssf-form__privacy {
  margin: 12px 0 0 0;
  font-size: 0.8125rem;
  color: var(--ssf-text-muted);
  text-align: center;
}

.ssf-form__success-icon {
  display: block;
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  color: var(--ssf-success);
}

.ssf-form__success-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 8px 0;
  color: var(--ssf-text);
}

.ssf-form__success-text {
  margin: 0;
  color: var(--ssf-text-muted);
}

/* Inline */
.ssf--inline .ssf-form__inner {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
}

.ssf--inline .ssf-form__input-wrap {
  min-width: 220px;
}

@media (max-width: 480px) {
  .ssf--inline .ssf-form__inner { flex-direction: column; }
  .ssf--inline .ssf-form__input-wrap { min-width: 100%; }
  .ssf--inline .ssf-form__button { width: 100%; }
}

/* Card */
.ssf--card {
  max-width: 400px;
  padding: 24px;
  background: var(--ssf-bg);
  border: 1px solid var(--ssf-border);
  border-radius: calc(var(--ssf-radius) * 1.5);
  box-shadow: var(--ssf-shadow);
}

/* Hero */
.ssf--hero {
  max-width: 600px;
  padding: 48px 32px;
  text-align: center;
  background: var(--ssf-bg);
  border: 1px solid var(--ssf-border);
  border-radius: calc(var(--ssf-radius) * 2);
  box-shadow: var(--ssf-shadow);
}

.ssf--hero .ssf-form__title { font-size: 1.75rem; margin-bottom: 12px; }
.ssf--hero .ssf-form__description { font-size: 1.0625rem; max-width: 480px; margin: 0 auto; }
.ssf--hero .ssf-form__header { margin-bottom: 24px; }
.ssf--hero .ssf-form__row { justify-content: center; }
.ssf--hero .ssf-form__input-wrap { max-width: 300px; }

@media (max-width: 540px) {
  .ssf--hero { padding: 32px 20px; }
  .ssf--hero .ssf-form__title { font-size: 1.5rem; }
  .ssf--hero .ssf-form__row { flex-direction: column; align-items: stretch; }
  .ssf--hero .ssf-form__input-wrap { max-width: 100%; }
}

/* Modal */
.ssf-modal-container { display: inline-block; }

.ssf-modal__trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: #ffffff;
  background: var(--ssf-primary);
  border: none;
  border-radius: var(--ssf-radius);
  cursor: pointer;
  transition: background-color var(--ssf-transition), transform var(--ssf-transition);
}

.ssf-modal__trigger:hover { background: var(--ssf-primary-hover); }
.ssf-modal__trigger:active { transform: scale(0.98); }

.ssf-modal {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  visibility: hidden;
  opacity: 0;
  transition: visibility 0s linear 0.3s, opacity 0.3s ease;
}

.ssf-modal[aria-hidden="false"] {
  visibility: visible;
  opacity: 1;
  transition-delay: 0s;
}

.ssf-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.ssf-modal__content {
  position: relative;
  max-width: 420px;
  width: 100%;
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s ease;
}

.ssf-modal[aria-hidden="false"] .ssf-modal__content {
  transform: translateY(0) scale(1);
}

.ssf-modal__close {
  position: absolute;
  top: -12px;
  right: -12px;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  color: var(--ssf-text);
  background: var(--ssf-bg);
  border: 1px solid var(--ssf-border);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--ssf-shadow);
  transition: background-color var(--ssf-transition), transform var(--ssf-transition);
}

.ssf-modal__close:hover { background: var(--ssf-bg-muted); transform: scale(1.1); }
.ssf-modal__content .ssf--card { max-width: 100%; margin: 0; }

/* Success state */
.ssf-form.is-success .ssf-form__inner,
.ssf-form.is-success .ssf-form__header,
.ssf-form.is-success .ssf-form__privacy { display: none; }

.ssf-form.is-success .ssf-form__message--success {
  display: block;
  text-align: center;
  font-size: 1rem;
  padding: 24px;
}

/* Inline with Image */
.ssf--inline-image {
  display: flex;
  gap: 24px;
  max-width: 700px;
  padding: 24px;
  background: var(--ssf-bg);
  border: 1px solid var(--ssf-border);
  border-radius: calc(var(--ssf-radius) * 1.5);
  box-shadow: var(--ssf-shadow);
}

.ssf--inline-image .ssf-form__media { flex: 0 0 auto; width: 200px; min-height: 180px; margin: 0; position: relative; border-radius: var(--ssf-radius); overflow: hidden; }
.ssf--inline-image .ssf-form__media img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.ssf--inline-image .ssf-form__content { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; }
.ssf--inline-image .ssf-form__header { margin-bottom: 12px; }
.ssf--inline-image .ssf-form__title { font-size: 1.125rem; margin-bottom: 4px; }
.ssf--inline-image .ssf-form__description { font-size: 0.875rem; }
.ssf--inline-image .ssf-form__inner { flex-direction: row; flex-wrap: wrap; }
.ssf--inline-image .ssf-form__input-wrap { min-width: 180px; }
.ssf--inline-image.ssf--image-left { flex-direction: row; }
.ssf--inline-image.ssf--image-right { flex-direction: row-reverse; }
.ssf--inline-image.ssf--image-top { flex-direction: column; text-align: center; }
.ssf--inline-image.ssf--image-top .ssf-form__media { width: 100%; height: 180px; }

@media (max-width: 640px) {
  .ssf--inline-image { flex-direction: column !important; max-width: 100%; }
  .ssf--inline-image .ssf-form__media { width: 100%; height: 160px; }
  .ssf--inline-image .ssf-form__content { text-align: center; }
  .ssf--inline-image .ssf-form__inner { flex-direction: column; }
  .ssf--inline-image .ssf-form__input-wrap { min-width: 100%; }
  .ssf--inline-image .ssf-form__button { width: 100%; }
}