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

:root {
  color-scheme: light;
  --bg-top: #f8fbff;
  --bg-mid: #e8f2ff;
  --bg-bottom: #ffffff;
  --card: #ffffff;
  --card-border: rgba(37, 99, 235, 0.14);
  --text: #0f172a;
  --muted: #475569;
  --accent: #2563eb;
  --accent-2: #38bdf8;
  --danger: #e11d48;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow: 0 22px 50px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 28px 70px rgba(37, 99, 235, 0.18);
  --font: "DM Sans", system-ui, -apple-system, Segoe UI, sans-serif;
  --input-bg: #f8fafc;
  --select-panel-bg: #ffffff;
  --select-panel-text: #0f172a;
  --select-panel-border: #cbd5e1;
  --select-trigger-bg: #ffffff;
}

html {
  font-size: clamp(15px, 0.35vw + 14px, 17px);
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  background: linear-gradient(165deg, var(--bg-top) 0%, var(--bg-mid) 42%, var(--bg-bottom) 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

.page {
  width: min(720px, 100% - clamp(1.25rem, 4vw, 2.5rem));
  margin: clamp(1.5rem, 4vw, 3rem) auto clamp(2rem, 5vw, 4rem);
}

.page__header {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.page__title {
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #0c1e3c;
}

.form-card {
  position: relative;
  z-index: 1;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
}


.progress {
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.progress__track {
  height: 10px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  overflow: hidden;
}

.progress__fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  
  transition: none;
  will-change: width;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.45);
}

.progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.progress__value {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--text);
}


.viewport {
  position: relative;
  overflow: visible;
  border-radius: var(--radius-md);
}

.viewport__clip {
  width: 100%;
  overflow-x: clip;
  overflow-y: visible;
}

@supports not (overflow: clip) {
  .viewport__clip {
    overflow-x: hidden;
  }
}

.slides {
  display: flex;
  width: 200%;
  transform: translateX(0);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.slides.is-step-1 {
  transform: translateX(-50%);
}

.slide {
  position: relative;
  z-index: 0;
  flex: 0 0 50%;
  padding: clamp(0.35rem, 1vw, 0.55rem) clamp(0.15rem, 1vw, 0.35rem) clamp(0.5rem, 2vw, 0.75rem);
}

.field {
  margin-bottom: clamp(1rem, 2.5vw, 1.25rem);
}

.field__label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #1e293b;
}

.field__input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.55);
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.field__input::placeholder {
  color: #64748b;
}

.field__input:hover {
  border-color: rgba(37, 99, 235, 0.35);
  background: #ffffff;
}

.field__input:focus {
  border-color: var(--accent);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.field__input.is-invalid {
  border-color: color-mix(in srgb, var(--danger) 55%, #cbd5e1);
}

.field--radios {
  border: 0;
  margin: 0 0 clamp(1rem, 2.5vw, 1.25rem);
  padding: 0;
}

.field--radios .field__label {
  padding: 0;
}

.radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.radio-pill {
  position: relative;
  cursor: pointer;
  user-select: none;
}

.radio-pill input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-pill__ui {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: #f8fafc;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--muted);
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.radio-pill:hover .radio-pill__ui {
  border-color: rgba(37, 99, 235, 0.35);
  color: var(--text);
}

.radio-pill input:focus-visible + .radio-pill__ui {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.radio-pill input:checked + .radio-pill__ui {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(56, 189, 248, 0.15));
  border-color: rgba(37, 99, 235, 0.45);
  color: var(--text);
}

.radio-pill:active .radio-pill__ui {
  transform: scale(0.98);
}

.custom-select {
  position: relative;
  z-index: 1;
}

.custom-select.is-open {
  z-index: 40;
}

.custom-select__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.65);
  background: var(--select-trigger-bg);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
}

.custom-select__trigger:hover {
  border-color: rgba(37, 99, 235, 0.45);
}

.custom-select__trigger:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.22);
}

.custom-select__value {
  flex: 1;
  min-width: 0;
  font-size: 0.95rem;
}

.custom-select__value.is-placeholder {
  color: #64748b;
}

.custom-select__chevron {
  width: 10px;
  height: 10px;
  border-right: 2px solid #64748b;
  border-bottom: 2px solid #64748b;
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.custom-select.is-open .custom-select__chevron {
  transform: rotate(225deg) translateY(2px);
}

.custom-select__panel {
  position: absolute;
  z-index: 50;
  left: 0;
  right: 0;
  top: calc(100% + 6px);
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  border-radius: var(--radius-sm);
  border: 1px solid var(--select-panel-border);
  background: var(--select-panel-bg);
  color: var(--select-panel-text);
  box-shadow: var(--shadow-lg);
  max-height: 150px;
  overflow-y: auto;
  overscroll-behavior: contain;
  animation: panel-in 0.22s ease;
}

.custom-select__panel::-webkit-scrollbar {
  width: 6px;
}
.custom-select__panel::-webkit-scrollbar-track {
  background: transparent;
}

.custom-select__panel::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  border-radius: 999px; 
  background-clip: content-box;
}


.custom-select__panel::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #2563eb, #aaffea);
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.custom-select__option {
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  font-size: 0.92rem;
  color: var(--select-panel-text);
  cursor: pointer;
  transition: background 0.15s;
}

.custom-select__option:hover,
.custom-select__option.is-highlighted {
  background: #eff6ff;
}

.custom-select__option.is-selected {
  font-weight: 600;
  background: #dbeafe;
  color: #1d4ed8;
}


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

.thank-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.thank-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
}

.thank-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(400px, 100%);
  padding: clamp(1.5rem, 4vw, 2rem);
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, 0.15);
  box-shadow: var(--shadow-lg);
  text-align: center;
  animation: modal-in 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.thank-modal__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 0.85rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.35);
}

.thank-modal__title {
  margin: 0 0 0.4rem;
  font-size: 1.45rem;
  font-weight: 700;
  color: #0c1e3c;
}

.thank-modal__text {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.thank-modal__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  border-radius: 999px;
  border: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), #1d4ed8);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.35);
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.thank-modal__btn:hover {
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.42);
}

.thank-modal__btn:active {
  transform: scale(0.98);
}

.step-dots {
  display: flex;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 1rem;
}

.step-dots__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(100, 116, 139, 0.35);
  transition: transform 0.25s, background 0.25s;
}

.step-dots__dot.is-active {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scale(1.25);
}
/* Back Button */
.form-nav {
  display: flex;
  justify-content: center;
  margin-top: 0.75rem;
}

.btn-back {
  
  appearance: none;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: #ffffff;
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius:var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-back:hover {
  border-color: rgba(37, 99, 235, 0.45);
  color: var(--text);
  background: #f8fafc;
}

.btn-back:active {
  transform: scale(0.96);
}

.btn-back:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}
.btn-back.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
}

@media (max-width: 480px) {
  .radio-row {
    flex-direction: column;
  }

  .radio-pill__ui {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .slides,
  .progress__fill,
  .custom-select__chevron,
  .radio-pill__ui,
  .custom-select__panel,
  .thank-modal__dialog {
    transition: none;
    animation: none;
  }
}