/* ===== Reset & Base ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #362f78;
  --color-primary-dark: #221d52;
  --color-primary-light: #eeecfb;
  --color-accent: #ff6b4a;
  --color-accent-dark: #e2532f;
  --color-bg: #f6f6fb;
  --color-card: #ffffff;
  --color-text: #1c1b2e;
  --color-text-muted: #625f78;
  --color-border: #e3e1f0;
  --color-error: #c62f2f;
  --color-error-bg: #fdecec;
  --color-success: #1e8a5f;
  --color-success-bg: #e9f7f0;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 16px rgba(28, 22, 70, 0.07);
  --shadow-card-hover: 0 10px 30px rgba(28, 22, 70, 0.12);
  --font-base: "Tajawal", "Segoe UI", Tahoma, Arial, sans-serif;
}

html {
  direction: rtl;
}

body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  right: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 18px;
  border-radius: 0 0 0 10px;
  z-index: 100;
  font-weight: 700;
}

.skip-link:focus {
  right: 0;
}

/* ===== Header ===== */
.site-header {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  padding: 48px 20px 72px;
  text-align: center;
}

.header-inner {
  max-width: 640px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
}

.brand-name {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.3px;
}

.header-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
}

.header-sub {
  font-size: 16px;
  opacity: 0.92;
  max-width: 480px;
  margin: 0 auto;
}

/* ===== Layout ===== */
.container {
  max-width: 640px;
  margin: -40px auto 40px;
  padding: 0 16px;
}

.intro-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px 26px;
  margin-bottom: 20px;
}

.intro-card p {
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.intro-card p:last-child {
  margin-bottom: 0;
}

/* ===== Form Card ===== */
.form-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px 26px 32px;
}

.form-card-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 22px;
  color: var(--color-primary-dark);
}

/* ===== Fields ===== */
.field {
  margin-bottom: 22px;
  border: none;
}

.field label,
.field legend {
  display: block;
  font-weight: 700;
  font-size: 14.5px;
  margin-bottom: 8px;
  color: var(--color-text);
}

.field legend {
  padding: 0;
  width: 100%;
}

.required {
  color: var(--color-accent-dark);
}

.optional {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 13px;
}

input[type="text"],
input[type="tel"],
input[type="email"],
textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ltr-input {
  text-align: left;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

input:hover,
textarea:hover {
  border-color: #c7c3e6;
}

input:focus-visible,
textarea:focus-visible,
.choice-chip input:focus-visible + span,
.retry-btn:focus-visible,
.submit-btn:focus-visible,
.file-upload:focus-within {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(54, 47, 120, 0.15);
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--color-error);
}

input[aria-invalid="true"]:focus-visible,
textarea[aria-invalid="true"]:focus-visible {
  box-shadow: 0 0 0 3px rgba(198, 47, 47, 0.15);
}

.field-error {
  color: var(--color-error);
  font-size: 13.5px;
  margin-top: 7px;
  font-weight: 600;
  min-height: 0;
}

.field-error:empty {
  display: none;
}

.field-error::before {
  content: "⚠ ";
}

.field-hint {
  color: var(--color-text-muted);
  font-size: 13px;
  margin-top: 7px;
}

.file-selected {
  color: var(--color-primary-dark);
  font-size: 13.5px;
  margin-top: 7px;
  font-weight: 600;
}

.file-selected:empty {
  display: none;
}

/* ===== Choice chips (radio groups) ===== */
.choice-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.choice-chip {
  position: relative;
}

.choice-chip input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.choice-chip span {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--color-text);
  background: #fff;
  transition: all 0.15s ease;
}

.choice-chip input:checked + span {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.choice-chip input:disabled + span {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== File upload ===== */
.file-upload {
  position: relative;
  border: 1.5px dashed var(--color-border);
  border-radius: var(--radius-md);
  background: #fbfbfe;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.file-upload:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.file-upload input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.file-upload.invalid {
  border-color: var(--color-error);
}

.file-upload-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 28px 16px;
  color: var(--color-primary);
  text-align: center;
}

.file-upload-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.file-upload.has-file .file-upload-visual {
  color: var(--color-success);
}

/* ===== Consent ===== */
.consent-field {
  margin-bottom: 20px;
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-weight: 400;
  padding: 4px 0;
}

.consent-label input[type="checkbox"] {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin: 1px 0 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.consent-label input[aria-invalid="true"] {
  outline: 2px solid var(--color-error);
  outline-offset: 2px;
  border-radius: 4px;
}

.consent-text {
  font-size: 14.5px;
  color: var(--color-text);
  line-height: 1.75;
}

.consent-link {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: underline;
  cursor: pointer;
}

.consent-link:hover {
  color: var(--color-primary-dark);
}

.consent-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 3px;
}

.privacy-below-link {
  text-align: center;
  margin-top: 16px;
}

.privacy-link-below {
  background: none;
  border: none;
  padding: 6px 4px;
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: underline;
  cursor: pointer;
}

.privacy-link-below:hover {
  color: var(--color-primary);
}

.privacy-link-below:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ===== Privacy notice modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(28, 22, 70, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
}

.modal-overlay[hidden] {
  display: none;
}

body.modal-open {
  overflow: hidden;
}

.modal {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  width: min(94vw, 560px);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card-hover);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.modal-header h2 {
  font-size: 17px;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.modal-close {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: none;
  font-size: 24px;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.modal-close:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.modal-body {
  padding: 20px 22px 26px;
  overflow-y: auto;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.8;
}

.modal-body h3 {
  font-size: 15px;
  font-weight: 800;
  margin: 18px 0 8px;
  color: var(--color-primary-dark);
}

.modal-body h3:first-child {
  margin-top: 0;
}

.modal-body p {
  margin-bottom: 10px;
}

.modal-body ul {
  margin: 0 0 10px;
  padding-inline-start: 20px;
}

.modal-body li {
  margin-bottom: 4px;
}

.modal-body a {
  color: var(--color-primary);
  font-weight: 700;
}

@media (max-width: 480px) {
  .modal {
    max-height: 90vh;
  }

  .modal-header {
    padding: 16px 18px;
  }

  .modal-body {
    padding: 16px 18px 22px;
    font-size: 13.5px;
  }
}

/* ===== Status & buttons ===== */
.form-status {
  min-height: 0;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  font-weight: 600;
}

.form-status:empty {
  margin-bottom: 0;
}

.submit-btn {
  width: 100%;
  padding: 15px 20px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background 0.15s ease, transform 0.1s ease;
}

.submit-btn:hover:not(:disabled) {
  background: var(--color-accent-dark);
}

.submit-btn:active:not(:disabled) {
  transform: scale(0.99);
}

.submit-btn:disabled {
  opacity: 0.75;
  cursor: not-allowed;
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.submit-btn.loading .btn-spinner {
  display: inline-block;
}

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

/* ===== Result cards ===== */
.result-card {
  text-align: center;
  padding: 32px 20px;
}

.result-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  margin: 0 auto 18px;
}

.success-icon {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.error-icon {
  background: var(--color-error-bg);
  color: var(--color-error);
}

.result-card h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 10px;
}

.result-card p {
  color: var(--color-text-muted);
  max-width: 420px;
  margin: 0 auto;
}

.retry-btn {
  margin-top: 20px;
  padding: 11px 26px;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-primary);
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

.retry-btn:hover {
  background: var(--color-primary-light);
}

/* ===== Footer ===== */
.site-footer {
  text-align: center;
  padding: 24px 16px 40px;
  color: var(--color-text-muted);
  font-size: 13px;
}

/* ===== Responsive ===== */
@media (min-width: 768px) {
  .header-title {
    font-size: 34px;
  }

  .form-card,
  .intro-card {
    padding: 36px 40px;
  }

  .container {
    margin-top: -56px;
  }
}

@media (max-width: 400px) {
  .choice-chip span {
    padding: 9px 14px;
    font-size: 14px;
  }
}