:root {
  --bg: #eef3f9;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --surface-muted: rgba(245, 248, 252, 0.96);
  --text: #15243a;
  --muted: #68788d;
  --line: rgba(21, 36, 58, 0.1);
  --accent: #1358db;
  --accent-strong: #0b41ab;
  --accent-soft: rgba(19, 88, 219, 0.12);
  --success: #18794e;
  --danger: #b42318;
  --shadow-card: 0 28px 64px rgba(15, 23, 42, 0.12);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 14px;
}

body[data-active-role="mentor"] {
  --accent: #0b7d71;
  --accent-strong: #085d55;
  --accent-soft: rgba(11, 125, 113, 0.12);
}

body[data-active-role="investor"] {
  --accent: #9c5b03;
  --accent-strong: #764300;
  --accent-soft: rgba(156, 91, 3, 0.12);
}

body[data-active-role="business"] {
  --accent: #a23b2b;
  --accent-strong: #7d2c20;
  --accent-soft: rgba(162, 59, 43, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(19, 88, 219, 0.12), transparent 28%),
    radial-gradient(circle at right center, rgba(21, 36, 58, 0.08), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 52%, #e8eef6 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  border-radius: 999px;
  pointer-events: none;
  z-index: 0;
}

body::before {
  top: -6rem;
  left: -5rem;
  width: 18rem;
  height: 18rem;
  background: radial-gradient(circle, var(--accent-soft) 0%, rgba(255, 255, 255, 0) 72%);
  filter: blur(10px);
}

body::after {
  right: -5rem;
  bottom: -4rem;
  width: 16rem;
  height: 16rem;
  background: radial-gradient(circle, rgba(21, 36, 58, 0.08) 0%, rgba(255, 255, 255, 0) 72%);
  filter: blur(14px);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  background: none;
}

.auth-page-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  width: min(calc(100% - 1rem), 880px);
  margin: 0 auto;
  display: grid;
  place-items: center;
  padding: 1rem 0;
}

.auth-single-stage {
  width: 100%;
  display: flex;
  justify-content: center;
}

.auth-card {
  position: relative;
  width: min(100%, 28rem);
  display: grid;
  gap: 1.1rem;
  padding: 1.55rem;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-xl);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-card);
}

.auth-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.auth-card-wide {
  width: min(100%, 40rem);
}

.auth-card-head {
  display: grid;
  gap: 0.45rem;
}

.auth-card-head h1,
.role-section-head h2 {
  margin: 0;
  font-family: "Sora", sans-serif;
  letter-spacing: -0.05em;
}

.auth-card-head h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 0.98;
}

.auth-subcopy,
.page-feedback,
.auth-helper-links,
.role-list span {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.form-stack {
  display: grid;
  gap: 1rem;
}

.form-stack-compact {
  gap: 0.9rem;
}

.form-section,
.field-stack,
.role-form-block {
  display: grid;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
}

.field-section[hidden],
.role-form-block[hidden],
.role-guidance[hidden] {
  display: none;
}

.field-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.field-title,
.role-section-head h2 {
  font-family: "Sora", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.info-toggle {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(21, 36, 58, 0.1);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--accent-strong);
  font-size: 0.96rem;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    background-color 0.2s ease;
}

.info-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(19, 88, 219, 0.18);
  background: var(--accent-soft);
}

.info-toggle[aria-expanded="true"] {
  background: var(--accent-soft);
  border-color: rgba(19, 88, 219, 0.18);
}

.role-guidance {
  display: grid;
  gap: 0.6rem;
  padding: 0.85rem;
  border: 1px solid rgba(21, 36, 58, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
}

.role-list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.role-list li {
  display: grid;
  gap: 0.14rem;
  padding: 0.72rem 0.82rem;
  border: 1px solid rgba(21, 36, 58, 0.08);
  border-radius: var(--radius-sm);
  background: rgba(247, 250, 253, 0.95);
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    transform 0.2s ease;
}

.role-list strong {
  color: var(--text);
  font-size: 0.94rem;
}

.role-list span {
  font-size: 0.88rem;
  line-height: 1.45;
}

.role-list li[data-active="true"] {
  border-color: rgba(19, 88, 219, 0.22);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field-grid-single {
  grid-template-columns: minmax(0, 1fr);
}

.field-span-full {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(21, 36, 58, 0.12);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  transition:
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    transform 0.22s ease;
}

input,
select {
  min-height: 3.3rem;
  padding: 0.9rem 1rem;
}

textarea {
  min-height: 6.6rem;
  padding: 0.9rem 1rem;
  resize: vertical;
}

select {
  appearance: none;
  font-size: 0.9rem;
  padding-right: 3rem;
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(21, 36, 58, 0.72) 50%),
    linear-gradient(135deg, rgba(21, 36, 58, 0.72) 50%, transparent 50%);
  background-position:
    calc(100% - 1.1rem) calc(50% - 0.14rem),
    calc(100% - 0.76rem) calc(50% - 0.14rem);
  background-size: 0.38rem 0.38rem, 0.38rem 0.38rem;
  background-repeat: no-repeat;
}

select.is-placeholder,
select option[value=""] {
  color: var(--muted);
}

input::placeholder,
textarea::placeholder {
  color: rgba(104, 120, 141, 0.82);
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgba(21, 36, 58, 0.18);
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(19, 88, 219, 0.34);
  outline: none;
  box-shadow: 0 0 0 4px var(--accent-soft);
  transform: translateY(-1px);
}

.password-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.password-input-wrap input {
  padding-right: 3.9rem;
}

.password-toggle {
  position: absolute;
  right: 0.55rem;
  display: inline-grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid rgba(21, 36, 58, 0.1);
  border-radius: 14px;
  background: rgba(247, 250, 253, 0.98);
  color: var(--muted);
  cursor: pointer;
  transition:
    transform 0.2s ease,
    color 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease;
}

.password-toggle:hover {
  color: var(--accent-strong);
  background: #ffffff;
  border-color: rgba(19, 88, 219, 0.18);
  transform: translateY(-1px);
}

.password-toggle[data-visible="true"] {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-color: rgba(19, 88, 219, 0.18);
}

.password-icon {
  width: 1.12rem;
  height: 1.12rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.password-icon-hide {
  display: none;
}

.password-toggle[data-visible="true"] .password-icon-show {
  display: none;
}

.password-toggle[data-visible="true"] .password-icon-hide {
  display: block;
}

.support-row {
  display: flex;
  justify-content: flex-end;
}

.support-link {
  color: var(--accent-strong);
  font-weight: 700;
  cursor: pointer;
}

.support-link:hover {
  color: var(--accent);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}

.checkbox-card {
  display: flex;
  align-items: center;
  gap: 0.68rem;
  min-height: 3.05rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(21, 36, 58, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    background-color 0.2s ease;
}

.checkbox-card:hover {
  transform: translateY(-1px);
  border-color: rgba(21, 36, 58, 0.14);
}

.checkbox-card:has(input:checked) {
  border-color: rgba(19, 88, 219, 0.22);
  background: var(--accent-soft);
}

.checkbox-card input {
  width: auto;
  min-height: auto;
  margin: 0;
  accent-color: var(--accent);
}

.form-actions {
  display: flex;
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 3.1rem;
  padding: 0.82rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease,
    border-color 0.22s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  min-width: min(100%, 14rem);
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #ffffff;
  box-shadow: 0 18px 34px var(--accent-soft);
}

.button-label {
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.button-loader {
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.38);
  border-top-color: #ffffff;
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.65);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.button-submit[data-busy="true"] .button-loader {
  opacity: 1;
  transform: scale(1);
  animation: auth-spin 0.72s linear infinite;
}

.button-submit[data-busy="true"] .button-label {
  transform: translateX(-0.06rem);
}

.page-feedback {
  min-height: 1.35rem;
  font-size: 0.94rem;
  text-align: center;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

.page-feedback.has-message {
  opacity: 1;
  transform: translateY(0);
}

.page-feedback[data-tone="success"] {
  color: var(--success);
}

.page-feedback[data-tone="error"] {
  color: var(--danger);
}

.page-feedback[data-tone="pending"] {
  color: var(--accent-strong);
}

.auth-helper-links {
  text-align: center;
}

.auth-helper-links a {
  color: var(--accent-strong);
  font-weight: 800;
}

.button:disabled,
.password-toggle:disabled,
.support-link:disabled,
.info-toggle:disabled {
  cursor: not-allowed;
  opacity: 0.72;
  transform: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(19, 88, 219, 0.28);
  outline-offset: 4px;
}

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

@media (max-width: 760px) {
  .auth-page-shell {
    width: min(calc(100% - 0.75rem), 880px);
  }

  .auth-card {
    padding: 1.2rem;
    border-radius: 26px;
  }

  .form-section,
  .field-stack,
  .role-form-block {
    padding: 0.9rem;
  }

  .field-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkbox-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (max-width: 480px) {
  .auth-card {
    width: min(100%, 30rem);
  }

  .auth-card-head h1 {
    font-size: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}