/* Área autenticada: preserva a linguagem visual pública em formulários e dashboards acadêmicas. */
.student-shell {
  min-height: 68vh;
  padding: 72px 0 96px;
  background:
    radial-gradient(circle at top right, rgb(var(--blue-500-rgb) / 0.14), transparent 34%),
    var(--surface-alt);
}

.student-shell__header {
  max-width: 760px;
  margin-bottom: 32px;
}

.student-shell__header h1,
.student-login__intro h1 {
  margin: 10px 0 14px;
  color: var(--navy-900);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
}

.student-shell__header p,
.student-login__intro p,
.student-card p {
  color: var(--ink-700);
}

.student-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.student-card,
.student-login__card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.student-card__icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  color: var(--color-white);
  background: var(--navy-800);
  place-items: center;
  font-weight: 800;
}

.student-card h2 {
  margin: 0 0 8px;
  color: var(--navy-900);
  font-size: 1.15rem;
}

.student-card p {
  margin: 0;
}

.student-session {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 28px;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  background: var(--navy-900);
  color: var(--color-white);
}

.student-session p {
  margin: 0;
}

.student-session form {
  margin: 0;
}

.student-login {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
  align-items: center;
  gap: 64px;
}

.student-registration {
  display: block;
}

.student-registration__card {
  width: 100%;
  padding: clamp(32px, 3vw, 42px);
}

.student-registration__card h2 {
  margin: 0 0 28px;
  font-size: clamp(1.75rem, 2.3vw, 2.25rem);
  line-height: 1.15;
}

.student-registration__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 20px 22px;
}

.student-registration__grid .student-form__field {
  align-content: start;
  margin-bottom: 0;
}

.student-registration__full-field {
  grid-column: 1 / -1;
}

.student-registration__password-rules {
  grid-column: 1 / -1;
  grid-template-columns: 1fr;
  gap: 6px;
  margin: -2px 0 2px;
  padding: 0;
}

.student-registration__terms {
  display: grid;
  grid-column: 1 / -1;
  gap: 9px;
  min-width: 0;
  margin-top: 6px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
}

.student-registration__terms-intro {
  margin: 0;
  color: var(--ink-700);
  font-size: 0.9rem;
}

.student-registration__terms-link {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 7px;
  color: var(--blue-500);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.student-registration__terms-link:hover {
  color: var(--navy-800);
}

.student-registration__terms-link svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentcolor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.student-registration__terms-link .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.student-registration__terms-check {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 10px;
  margin-top: 3px;
  color: var(--ink-950);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.student-registration__terms-check:has(input:disabled) {
  color: var(--ink-500);
  cursor: not-allowed;
}

.student-registration__terms-check input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--navy-800);
  flex: 0 0 auto;
}

.student-registration__terms-help {
  margin: -2px 0 0 28px;
  color: var(--ink-500);
  font-size: 0.78rem;
}

.student-registration__terms-help[hidden],
.student-terms__error[hidden] {
  display: none;
}

.student-terms__error,
.student-terms__error .errorlist,
.student-terms__error p {
  margin: 0;
  padding: 0;
  color: var(--red-600);
  list-style: none;
  font-size: 0.84rem;
}

.student-terms-page__container {
  width: min(calc(100% - 40px), 900px);
}

.student-terms-page__header {
  margin-bottom: 28px;
}

.student-terms-page__header h1 {
  margin: 10px 0 12px;
  color: var(--navy-900);
  font-size: clamp(2rem, 5vw, 3rem);
}

.student-terms-page__header p {
  max-width: 680px;
  margin: 0;
  color: var(--ink-700);
}

.student-terms-page__document {
  padding: clamp(24px, 5vw, 52px);
  overflow-x: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--ink-700);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow-wrap: anywhere;
}

.student-terms__document h4,
.student-terms__document h5,
.student-terms__document h6 {
  color: var(--navy-900);
  line-height: 1.4;
}

.student-terms__document h4 {
  margin: 0 0 30px;
  font-size: 1.15rem;
  text-align: center;
}

.student-terms__document h5 {
  margin: 32px 0 12px;
  font-size: 1rem;
}

.student-terms__document h6 {
  margin: 22px 0 9px;
  font-size: 0.92rem;
}

.student-terms__document p {
  margin: 0 0 14px;
  font-size: 0.92rem;
  line-height: 1.75;
}

.student-terms__document h4 + h5,
.student-terms__document h5:first-child {
  margin-top: 0;
}

.student-terms__document mark {
  color: inherit;
  background: #fff59d;
}

.student-terms__editorial {
  color: var(--red-600);
}

.student-terms-page__end {
  height: 1px;
}

.student-terms-page__completion {
  margin: 20px 0 0;
  padding: 14px 16px;
  border: 1px solid rgb(var(--success-rgb) / 0.28);
  border-radius: var(--radius-sm);
  color: var(--success);
  background: rgb(var(--success-rgb) / 0.08);
  font-size: 0.88rem;
  font-weight: 700;
}

.student-terms-page__completion[hidden] {
  display: none;
}

.student-registration__card form > .button {
  margin-top: 24px;
}

.student-registration__card form > .button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.student-registration__card form > .button--accent:disabled:hover {
  background: var(--red-500);
}

.student-login__card h2 {
  margin-top: 0;
  color: var(--navy-900);
}

.student-form__field {
  display: grid;
  gap: 7px;
  margin-bottom: 18px;
}

.student-form__field label {
  color: var(--ink-950);
  font-weight: 700;
}

.student-form__field input,
.student-form__field select {
  width: 100%;
  min-height: 50px;
  padding: 0 15px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--ink-950);
  background: var(--surface);
  font: inherit;
}

.student-form__field select {
  padding-right: 40px;
}

.student-form__field input:focus,
.student-form__field select:focus {
  border-color: var(--blue-500);
  outline: 3px solid rgb(var(--blue-500-rgb) / 0.16);
}

.student-form__field.has-error input,
.student-form__field.has-error select,
.student-form__field input.is-invalid,
.student-form__field select.is-invalid {
  border-color: var(--red-500);
  outline: 3px solid rgb(var(--red-500-rgb) / 0.12);
}

.student-form__field input.is-valid {
  border-color: var(--success);
  outline: 3px solid rgb(var(--success-rgb) / 0.12);
}

.student-form__field .errorlist {
  margin: 0;
  padding: 0;
  color: var(--red-600);
  list-style: none;
  font-size: 0.84rem;
}

.student-password-rules {
  display: grid;
  gap: 5px;
  margin: 4px 0 0;
  padding: 0;
  color: var(--ink-500);
  list-style: none;
  font-size: 0.82rem;
}

.student-password-rules li::before {
  display: inline-block;
  width: 18px;
  content: "•";
  font-weight: 800;
}

.student-password-rules li.is-valid {
  color: var(--success);
}

.student-password-rules li.is-valid::before {
  content: "✓";
}

.student-password-rules li.is-invalid {
  color: var(--red-600);
}

.student-password-rules li.is-invalid::before {
  content: "×";
}

.student-password-match {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 700;
}

.student-password-match[hidden] {
  display: none;
}

.student-password-match::before {
  display: inline-block;
  width: 18px;
  font-weight: 800;
}

.student-password-match.is-valid {
  color: var(--success);
}

.student-password-match.is-valid::before {
  content: "✓";
}

.student-password-match.is-invalid {
  color: var(--red-600);
}

.student-password-match.is-invalid::before {
  content: "×";
}

.student-login__register {
  margin: 18px 0 0;
  color: var(--ink-700);
  text-align: center;
}

.student-login__register a {
  color: var(--navy-800);
  font-weight: 800;
}

.student-form__errors {
  margin: 0 0 18px;
  padding: 12px 14px;
  border: 1px solid rgb(var(--red-500-rgb) / 0.3);
  border-radius: var(--radius-sm);
  color: var(--red-600);
  background: var(--red-100);
}

.student-form__errors ul {
  margin: 0;
  padding-left: 20px;
}

@media (max-width: 1020px) {
  .student-registration__card {
    padding: 32px;
  }
}

@media (max-width: 820px) {
  .student-grid,
  .student-login {
    grid-template-columns: 1fr;
  }

  .student-login {
    gap: 28px;
  }
}

@media (max-width: 600px) {
  .student-shell {
    padding: 48px 0 64px;
  }

  .student-session {
    align-items: stretch;
    flex-direction: column;
  }

  .student-registration__grid {
    grid-template-columns: 1fr;
  }

  .student-registration__full-field,
  .student-registration__password-rules,
  .student-registration__terms {
    grid-column: auto;
  }

  .student-registration__terms {
    padding: 15px;
  }

  .student-registration__card {
    padding: 26px 20px;
  }

  .student-registration__card h2 {
    margin-bottom: 24px;
  }
}