:root {
  --color-bg: #06142f;
  --color-bg-alt: #0b1b3f;
  --color-card: #11224e;
  --color-surface: #152a5c;
  --color-primary: #00f0ff;
  --color-primary-soft: rgba(0, 240, 255, 0.18);
  --color-accent: #60ffff;
  --color-text: #f4f9ff;
  --color-text-muted: #9db3d9;
  --color-danger: #ff6b84;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-soft: 0 24px 80px rgba(0, 20, 60, 0.35);
  --shadow-inner: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  --transition: 200ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body,
button,
input,
select,
textarea {
  font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
}

button,
input,
select,
textarea {
  color: var(--color-text);
}

option {
  color: var(--color-text);
  background-color: var(--color-bg-alt);
}

html,
body {
  margin: 0;
  background: radial-gradient(circle at top, rgba(0, 240, 255, 0.12), transparent),
    radial-gradient(circle at bottom, rgba(0, 37, 89, 0.6), rgba(0, 0, 0, 0));
  background-color: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

body {
  display: flex;
  justify-content: center;
  padding: 48px 16px 64px;
}

body.overlay-open {
  overflow: hidden;
}

.app {
  width: min(1100px, 100%);
  display: flex;
  flex-direction: column;
  gap: 32px;
  position: relative;
}

.hero {
  padding: 32px 40px;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(17, 34, 78, 0.9));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(0, 240, 255, 0.3);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero__identity {
  display: flex;
  align-items: center;
  gap: 18px;
}

.hero__logo {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  box-shadow: 0 18px 32px rgba(0, 240, 255, 0.18);
  background: rgba(255, 255, 255, 0.1);
  padding: 10px;
  border: 1px solid rgba(0, 240, 255, 0.35);
}

.hero__identity-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 999px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.hero__tagline {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}

.hero__title {
  font-size: clamp(2rem, 3vw, 2.7rem);
  margin: 20px 0 12px;
}

.hero__subtitle {
  max-width: 640px;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.form-container {
  background: linear-gradient(180deg, rgba(9, 22, 50, 0.95), rgba(14, 33, 65, 0.8));
  border-radius: var(--radius-lg);
  padding: 32px clamp(20px, 4vw, 48px) 40px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(0, 240, 255, 0.12);
  position: relative;
  overflow: hidden;
}

.form-container::before,
.form-container::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.3;
  z-index: 0;
}

.form-container::before {
  width: 320px;
  height: 320px;
  background: rgba(0, 240, 255, 0.25);
  top: -140px;
  right: -70px;
}

.form-container::after {
  width: 280px;
  height: 280px;
  background: rgba(17, 34, 78, 0.7);
  bottom: -120px;
  left: -60px;
}

form {
  position: relative;
  z-index: 1;
}

.stepper {
  position: relative;
  margin-bottom: 48px;
  padding-inline: clamp(12px, 4vw, 32px);
}

.stepper__track {
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  position: relative;
  overflow: hidden;
}

.stepper__track::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--progress, 0%);
  background: linear-gradient(90deg, rgba(0, 240, 255, 0.4), var(--color-primary));
  transition: width var(--transition);
  border-radius: inherit;
}

.stepper__dots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(40px, 1fr));
  gap: clamp(12px, 2vw, 24px);
  margin-top: 16px;
  position: relative;
}

.stepper__dot {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition);
}

.stepper__dot::before {
  content: attr(data-step);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: inherit;
  font-weight: 600;
  transition: background var(--transition), border var(--transition), transform var(--transition);
  box-shadow: var(--shadow-inner);
}

.stepper__dot.is-active,
.stepper__dot.is-complete {
  color: var(--color-text);
}

.stepper__dot.is-active::before {
  background: rgba(0, 240, 255, 0.18);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.stepper__dot.is-complete::before {
  background: var(--color-primary);
  color: #04203d;
  border-color: transparent;
}

.step-card {
  background: rgba(8, 19, 45, 0.65);
  border-radius: var(--radius-md);
  padding: clamp(24px, 5vw, 32px);
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  display: none;
}

.step-card.is-active {
  display: block;
  animation: fadeIn 320ms ease;
}

.step-card__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.step-card__index {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.14);
  border: 1px solid rgba(0, 240, 255, 0.35);
  display: grid;
  place-items: center;
  font-weight: 600;
  color: var(--color-accent);
  backdrop-filter: blur(6px);
}

.form-field {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field__label {
  font-weight: 600;
  color: #e4edff;
  display: flex;
  gap: 6px;
  align-items: center;
}

.form-field__control textarea {
  min-height: 140px;
  resize: vertical;
}

.inline-options {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.form-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
}

.primary-button,
.ghost-button {
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition),
    border var(--transition);
  border: none;
}

.primary-button {
  background: linear-gradient(120deg, rgba(0, 240, 255, 0.85), rgba(96, 255, 255, 0.75));
  color: #031a34;
  box-shadow: 0 18px 45px rgba(0, 240, 255, 0.3);
}

.primary-button:hover {
  transform: translateY(-2px);
}

.ghost-button {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid rgba(0, 240, 255, 0.35);
}

.ghost-button[disabled],
.primary-button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-status {
  margin-top: 24px;
  min-height: 24px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.footer {
  text-align: center;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.9rem;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 10, 26, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  z-index: 10;
  backdrop-filter: blur(14px);
  transition: opacity 240ms ease;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.overlay.overlay--hidden {
  opacity: 0;
  pointer-events: none;
}

.overlay-card {
  background: rgba(6, 20, 47, 0.94);
  border-radius: var(--radius-lg);
  padding: 40px 32px 44px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(0, 240, 255, 0.25);
  max-width: 480px;
  width: min(480px, calc(100% - 32px));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  margin: auto;
}

.overlay-card__logo {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(0, 240, 255, 0.08);
  padding: 10px;
  border: 1px solid rgba(0, 240, 255, 0.25);
  box-shadow: 0 14px 32px rgba(0, 240, 255, 0.24);
}

.overlay-card h1 {
  margin: 0;
  font-size: 2rem;
  text-align: center;
}

.overlay-card p {
  margin: 0 0 16px;
  color: var(--color-text-muted);
  text-align: center;
}

.language-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: 100%;
}

.language-options button {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 240, 255, 0.18);
  color: var(--color-text);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), border var(--transition), background var(--transition),
    box-shadow var(--transition);
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: flex-start;
  text-align: left;
}

.language-options button:hover,
.language-options button:focus-visible {
  transform: translateY(-2px);
  background: rgba(0, 240, 255, 0.12);
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 12px 32px rgba(0, 240, 255, 0.25);
}

.language-option__flag {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
  background: rgba(255, 255, 255, 0.06);
  padding: 4px;
  object-fit: cover;
}

.language-option__label {
  flex: 1;
}

.language-option__flag {
  flex-shrink: 0;
}

body[dir='rtl'] .language-options button {
  flex-direction: row-reverse;
  text-align: right;
  justify-content: flex-end;
}

body[dir='rtl'] .hero,
body[dir='rtl'] .hero__subtitle,
body[dir='rtl'] .completion-card {
  text-align: right;
}

body[dir='rtl'] .completion-actions {
  flex-direction: row-reverse;
}

body[dir='rtl'] .hero__identity {
  flex-direction: row-reverse;
}

body[dir='rtl'] .hero__identity-text {
  align-items: flex-end;
}

body[dir='rtl'] .hero__tagline {
  text-align: right;
}

.form-field--required .form-field__label::after {
  content: '•';
  color: var(--color-primary);
  margin-right: 6px;
  font-size: 0.9em;
}

.form-field--error .form-field__label {
  color: var(--color-danger);
}

.form-field__control > input,
.form-field__control > textarea,
.form-field__control > select {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(9, 20, 46, 0.82);
  font-size: 1rem;
  transition: border var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-field__control > input::placeholder,
.form-field__control > textarea::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.form-field__control > select option {
  background-color: var(--color-surface);
}

.form-field__control > input[type='checkbox'] {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 1px solid rgba(0, 240, 255, 0.4);
  background: rgba(255, 255, 255, 0.05);
  position: relative;
  cursor: pointer;
  transition: background var(--transition), border var(--transition), box-shadow var(--transition);
}

.form-field__control > input[type='checkbox']:checked {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.8), rgba(96, 255, 255, 0.75));
  border-color: rgba(0, 240, 255, 0.75);
  box-shadow: 0 8px 18px rgba(0, 240, 255, 0.3);
}

.form-field__control > input[type='checkbox']:checked::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 3px;
  background: rgba(3, 26, 52, 0.9);
}

.form-field__control > input[type='checkbox']:focus-visible {
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.25);
}

.checkbox-single {
  display: flex;
  align-items: center;
  gap: 12px;
}

.checkbox-single__text {
  font-size: 0.95rem;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.checkbox-single__required {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(0, 240, 255, 0.18);
  color: var(--color-text);
  font-size: 0.75rem;
  border: 1px solid rgba(0, 240, 255, 0.4);
}

.chip {
  border: 1px solid rgba(0, 240, 255, 0.25);
  padding: 14px 20px;
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.04), rgba(0, 240, 255, 0.08));
  cursor: pointer;
  transition: transform var(--transition), border var(--transition), background var(--transition),
    box-shadow var(--transition);
  color: var(--color-text);
  font-weight: 500;
}

.chip:hover,
.chip:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 12px 28px rgba(0, 240, 255, 0.2);
}

.chip.is-selected {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.22), rgba(96, 255, 255, 0.28));
  border-color: rgba(0, 240, 255, 0.7);
  color: var(--color-text);
  transform: translateY(-2px);
}

.service-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.form-field__other {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(0, 240, 255, 0.4);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: opacity var(--transition), transform var(--transition);
}

.form-field__other[hidden] {
  display: none;
}

.form-field__other label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.form-field__other input {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(0, 240, 255, 0.18);
  background: rgba(9, 20, 46, 0.82);
  color: var(--color-text);
  outline: none;
  transition: border var(--transition), box-shadow var(--transition);
}

.form-field__other input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.18);
}

.completion-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 320px;
  margin-top: -8px;
}

.completion-screen[hidden],
.form-container[hidden] {
  display: none !important;
}

.completion-card {
  width: min(620px, 100%);
  background: linear-gradient(160deg, rgba(7, 20, 52, 0.95), rgba(11, 30, 70, 0.9));
  border-radius: var(--radius-lg);
  padding: clamp(32px, 6vw, 48px);
  border: 1px solid rgba(0, 240, 255, 0.16);
  box-shadow: var(--shadow-soft);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.completion-card__logo {
  width: 80px;
  height: 80px;
  border-radius: 22px;
  padding: 12px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  box-shadow: 0 18px 40px rgba(0, 240, 255, 0.24);
  align-self: center;
}

.completion-card h2 {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 2.4rem);
  color: var(--color-text);
}

.completion-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.completion-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 12px;
}

.ghost-button--link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.form-field--error .form-field__control > input,
.form-field--error .form-field__control > textarea,
.form-field--error .form-field__control > select {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(255, 107, 132, 0.2);
}

.form-field--error .form-field__hint {
  color: var(--color-danger);
  font-size: 0.85rem;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  body {
    padding: 32px 12px 48px;
  }

  .hero,
  .form-container {
    padding: 24px;
  }

  .overlay {
    padding: 24px 16px;
  }

  .overlay-card {
    padding: 32px 24px 36px;
    gap: 14px;
  }

  .form-actions {
    flex-direction: column-reverse;
  }

  .primary-button,
  .ghost-button {
    width: 100%;
  }

  .service-options {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  }

  .stepper__dot::before,
  .step-card__index {
    width: 44px;
    height: 44px;
  }
}