:root {
  --blue-night: #002f6c;
  --blue-deep: #004388;
  --blue-soft: #336ead;
  --royal-dark: #003ab3;
  --blue-bright: #0050d2;
  --royal-soft: #4d7cf0;
  --teal-dark: #1d5d7f;
  --teal: #256eaf;
  --teal-soft: #5fa8d6;
  --cyan-dark: #167da1;
  --blue-moon: #31a1cc;
  --cyan-soft: #72c4e3;
  --gold-dark: #cc9a00;
  --yellow: #ffce00;
  --yellow-soft: #ffd866;
  --white: #ffffff;
  --ink: #102033;
  --muted: #5d6b7b;
  --line: #d9e8f7;
  --soft: #f3f8fd;
  --aqua-soft: #edf9fc;
  --green-soft: #edf7ef;
  --shadow: 0 20px 60px rgba(0, 47, 108, 0.14);
  --radius: 8px;
  --radius-sm: 6px;
  --container: min(1160px, calc(100% - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button,
input,
select {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 50;
  padding: 10px 14px;
  color: var(--white);
  background: var(--blue-deep);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  padding: 14px 0;
  transition: background 0.25s ease, box-shadow 0.25s ease, padding 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 10px 30px rgba(16, 32, 51, 0.08);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--white);
}

.site-header.is-scrolled .nav-links,
.site-header.is-scrolled .nav-toggle {
  color: var(--ink);
}

.brand-logo {
  display: block;
  width: auto;
  height: 42px;
  max-width: 300px;
  object-fit: contain;
}

.brand-logo-dark,
.site-header.is-scrolled .brand-logo-light {
  display: none;
}

.site-header.is-scrolled .brand-logo-dark {
  display: block;
}

.nav-links {
  justify-self: center;
  display: flex;
  gap: 22px;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 700;
  font-size: 0.92rem;
}

.nav-links a {
  padding: 8px 0;
}

.header-actions {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  justify-self: end;
}

.header-action,
.header-student,
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 0;
  border-radius: var(--radius);
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-action {
  color: var(--blue-deep);
  background: var(--yellow);
}

.header-student {
  color: var(--white);
  border: 1px solid rgba(49, 161, 204, 0.42);
  background: var(--blue-deep);
  box-shadow: 0 12px 26px rgba(0, 67, 136, 0.24);
}

.site-header.is-scrolled .header-student {
  color: var(--white);
  border-color: rgba(0, 67, 136, 0.18);
  background: var(--blue-deep);
}

.btn:hover,
.header-action:hover,
.header-student:hover {
  transform: translateY(-2px);
}

.header-student:hover {
  background: var(--blue-bright);
  box-shadow: 0 16px 34px rgba(0, 80, 210, 0.28);
}

.btn:disabled,
.btn[disabled] {
  cursor: not-allowed;
  opacity: 0.62;
  transform: none;
}

.nav-student-link {
  display: none;
}

.btn-primary {
  color: var(--blue-deep);
  background: var(--yellow);
  box-shadow: 0 14px 30px rgba(204, 154, 0, 0.24);
}

.btn-ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.12);
}

.mobile-whatsapp-cta {
  display: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  color: var(--white);
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 84vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-media img,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media img {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(0, 47, 108, 0.86) 0%, rgba(0, 67, 136, 0.58) 42%, rgba(49, 161, 204, 0.14) 100%),
    linear-gradient(0deg, rgba(0, 0, 0, 0.48) 0%, rgba(0, 0, 0, 0) 42%);
}

.hero-content {
  position: relative;
  width: var(--container);
  margin: 0 auto;
  padding: 124px 0 40px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue-moon);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--yellow);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Poppins", Arial, sans-serif;
  line-height: 1.08;
}

h1 {
  max-width: 780px;
  font-size: 4rem;
}

h2 {
  font-size: clamp(2rem, 3rem, 3rem);
}

h3 {
  font-size: 1.18rem;
}

.hero-content > p:not(.eyebrow) {
  max-width: 640px;
  margin: 22px 0 0;
  font-size: 1.13rem;
  color: rgba(255, 255, 255, 0.88);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-metrics,
.result-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 0;
  padding: 0;
}

.hero-metrics div,
.result-list div {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
}

dt {
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

dd {
  margin: 8px 0 0;
  color: inherit;
}

.section {
  width: var(--container);
  margin: 0 auto;
  padding: 86px 0;
}

.section-muted {
  width: 100%;
  background: var(--soft);
}

.section-muted > * {
  width: var(--container);
  margin-left: auto;
  margin-right: auto;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 42px;
  align-items: center;
}

.section-grid.reverse {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.section-copy p:not(.eyebrow),
.section-heading p:not(.eyebrow) {
  max-width: 660px;
  margin: 18px 0 0;
  color: var(--muted);
}

.feature-image,
.tab-panel picture,
.image-card picture {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--line);
}

.feature-image img,
.tab-panel img,
.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-shift-down-28 {
  object-position: center calc(50% + 28px);
}

.image-focus-robotica {
  object-position: left center;
}

.reason-grid,
.difference-grid,
.news-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.reason-card,
.difference-grid article,
.news-grid article {
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.card-icon {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  color: var(--blue-deep);
  background: var(--aqua-soft);
  font-weight: 800;
}

.reason-card p,
.difference-grid p,
.news-grid p {
  margin: 10px 0 0;
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.tab-panels {
  display: grid;
  gap: 22px;
}

.tab-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 26px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.tab-panel p {
  color: var(--muted);
}

.tab-panel picture {
  aspect-ratio: 16 / 10;
}

.project-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 18px;
}

.image-card {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border-radius: var(--radius);
  color: var(--white);
  isolation: isolate;
}

.image-card picture {
  position: absolute;
  inset: 0;
  border-radius: 0;
  box-shadow: none;
}

.image-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.02) 24%, rgba(0, 18, 42, 0.44) 58%, rgba(0, 18, 42, 0.9) 100%),
    linear-gradient(90deg, rgba(0, 18, 42, 0.38), rgba(0, 18, 42, 0.04) 58%);
}

.image-card div {
  position: absolute;
  inset: auto 0 0;
  padding: 26px;
  text-shadow:
    0 2px 4px rgba(0, 0, 0, 0.78),
    0 0 2px rgba(0, 0, 0, 0.9);
}

.image-card span,
.news-grid span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--yellow);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.image-card span {
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.86),
    0 0 2px rgba(0, 0, 0, 0.95);
}

.results-band {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: center;
  padding-left: max(16px, calc((100% - 1160px) / 2));
  padding-right: max(16px, calc((100% - 1160px) / 2));
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-night), var(--blue-deep) 44%, var(--blue-bright) 72%, var(--cyan-dark));
}

.results-band .eyebrow {
  color: var(--yellow);
}

.result-list {
  margin: 0;
}

.testimonials {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: center;
}

blockquote {
  margin: 28px 0 0;
  font-family: "Poppins", Arial, sans-serif;
  font-size: clamp(1.45rem, 2.1rem, 2.1rem);
  line-height: 1.25;
}

.testimonial-author {
  margin-top: 18px;
  color: var(--muted);
  font-weight: 800;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding-left: 28px;
  position: relative;
  color: var(--muted);
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 5px rgba(255, 206, 0, 0.16);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.timeline article {
  padding: 26px;
  border-left: 5px solid var(--yellow);
  border-radius: var(--radius);
  background: var(--green-soft);
}

.timeline span {
  color: var(--blue-bright);
  font-weight: 800;
}

.difference-grid,
.news-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.assessment {
  width: 100%;
  padding-left: max(16px, calc((100% - 1160px) / 2));
  padding-right: max(16px, calc((100% - 1160px) / 2));
  background: linear-gradient(180deg, #ffffff 0%, #edf9fc 100%);
}

.filter-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--white);
}

textarea {
  resize: vertical;
}

.assessment-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.assessment-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.assessment-card time {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: var(--radius);
  color: var(--blue-deep);
  background: var(--yellow);
  font-weight: 800;
}

.assessment-card p,
.empty-state {
  color: var(--muted);
}

.accordion {
  display: grid;
  gap: 12px;
}

.accordion article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.accordion button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border: 0;
  color: var(--ink);
  background: transparent;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.accordion button::after {
  content: "+";
  font-size: 1.4rem;
  line-height: 1;
}

.accordion button[aria-expanded="true"]::after {
  content: "-";
}

.accordion div {
  padding: 0 20px 18px;
  color: var(--muted);
}

.final-cta {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 36px;
  align-items: start;
  padding: 86px max(16px, calc((100% - 1160px) / 2));
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-night), var(--royal-dark) 42%, var(--blue-bright) 68%, var(--blue-moon));
}

.final-cta .eyebrow {
  color: var(--yellow);
}

.final-cta p {
  max-width: 660px;
  color: rgba(255, 255, 255, 0.84);
}

.lead-form {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
}

.lead-form label {
  color: var(--white);
}

.site-footer {
  width: var(--container);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin: 0 auto;
  padding: 32px 0;
  color: var(--muted);
}

.student-page {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(0, 47, 108, 0.92), rgba(0, 80, 210, 0.86)),
    url("../webP/hero-ensino-fundamental.webp") center / cover;
}

.student-access {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.student-panel {
  width: min(480px, 100%);
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.student-logo img {
  width: min(260px, 100%);
  height: auto;
  margin-bottom: 26px;
}

.student-panel h1 {
  font-size: 2.2rem;
}

.student-panel p:not(.eyebrow) {
  color: var(--muted);
}

.student-form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.student-notice {
  padding: 14px 16px;
  border: 1px solid rgba(0, 67, 136, 0.16);
  border-radius: var(--radius-sm);
  background: rgba(0, 67, 136, 0.07);
}

.student-form input:disabled {
  color: var(--muted);
  background: #eef3f8;
  cursor: not-allowed;
}

.student-actions {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.student-back {
  display: inline-flex;
  margin-top: 18px;
  color: var(--blue-bright);
  font-weight: 800;
}

.student-public-page,
.admin-page,
.admin-login-page {
  min-height: 100vh;
  background: var(--soft);
}

.student-public-page {
  background: linear-gradient(180deg, var(--blue-night) 0 230px, var(--soft) 230px);
}

.student-header,
.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 14px max(16px, calc((100% - 1160px) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
}

.student-header nav,
.admin-topbar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.student-header nav a,
.admin-topbar nav a,
.admin-secondary,
.admin-danger {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--blue-deep);
  background: var(--white);
  font-weight: 800;
}

.admin-danger {
  color: #a32020;
}

.student-public,
.admin-shell {
  width: var(--container);
  margin: 0 auto;
  padding: 44px 0 72px;
}

.student-public-page .student-public {
  padding-top: 112px;
}

.student-public-hero,
.admin-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 26px;
  align-items: end;
  padding: 34px;
  border-radius: var(--radius);
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-night), var(--blue-deep) 54%, var(--blue-moon));
  box-shadow: var(--shadow);
}

.student-public-hero .eyebrow,
.admin-hero .eyebrow {
  color: var(--yellow);
}

.student-public-hero h1,
.admin-hero h1 {
  max-width: 780px;
  font-size: 2.8rem;
}

.student-public-hero p:not(.eyebrow),
.admin-hero p:not(.eyebrow) {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.86);
}

.student-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 12px;
  margin: 0;
}

.student-summary div,
.admin-user {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
}

.student-content-section {
  margin-top: 28px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.student-section-heading {
  margin-bottom: 20px;
}

.student-content-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.student-content-card,
.admin-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.student-content-card {
  padding: 20px;
}

.student-content-card time,
.admin-pill,
.admin-status {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--blue-deep);
  background: var(--yellow);
  font-weight: 800;
  font-size: 0.82rem;
}

.student-content-card p,
.student-empty {
  color: var(--muted);
}

.student-content-card a {
  display: inline-flex;
  margin-top: 10px;
  color: var(--blue-bright);
  font-weight: 800;
}

.books-section {
  background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 100%);
}

.book-card-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.book-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 30px rgba(0, 47, 108, 0.08);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.book-card:hover,
.book-card.is-active {
  transform: translateY(-4px);
  box-shadow: 0 22px 44px rgba(0, 47, 108, 0.16);
}

.book-cover-button {
  width: 100%;
  display: block;
  padding: 0;
  border: 0;
  background: #eef6fb;
  cursor: zoom-in;
}

.book-cover-button img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: contain;
  padding: 10px;
  filter: brightness(0.82) contrast(1.02);
  transition: transform 0.28s ease, filter 0.28s ease;
}

.book-card:hover .book-cover-button img {
  transform: scale(1.08);
  filter: brightness(1) contrast(1.04) saturate(1.04);
}

.book-card-body {
  display: grid;
  gap: 8px;
  padding: 14px;
}

.book-card-body h3 {
  font-size: 0.92rem;
}

.book-card-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.book-download {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 42px;
  margin-top: 6px;
  border-radius: var(--radius);
  color: var(--blue-deep);
  background: var(--yellow);
  font-weight: 800;
}

.book-cover-lightbox[hidden] {
  display: none;
}

.book-cover-lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(16, 32, 51, 0.78);
}

.book-cover-lightbox img {
  width: min(1080px, calc(100vw - 48px));
  height: min(1920px, calc(100vh - 48px));
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
  cursor: zoom-out;
}

.student-footer {
  width: var(--container);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin: 0 auto;
  padding: 28px 0;
  color: var(--blue-bright);
  font-weight: 800;
}

.admin-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.admin-login-panel {
  width: min(460px, 100%);
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.admin-login-panel h1 {
  font-size: 2.35rem;
}

.admin-form {
  display: grid;
  gap: 14px;
}

.admin-alert,
.admin-success {
  padding: 12px 14px;
  border-radius: var(--radius);
  font-weight: 800;
}

.admin-alert {
  color: #8f1d1d;
  background: #fff0f0;
}

.admin-success {
  color: #0f6b3d;
  background: #eaf8f0;
}

.admin-brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  font-weight: 800;
}

.admin-brand img {
  width: 190px;
  height: auto;
}

.admin-user span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
}

.admin-user strong {
  display: block;
  color: var(--white);
}

.admin-layout {
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  margin-top: 26px;
}

.admin-card {
  padding: 22px;
  box-shadow: 0 12px 34px rgba(0, 47, 108, 0.08);
}

.admin-card-heading {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin-bottom: 18px;
}

.admin-card-heading h2 {
  font-size: 1.4rem;
}

.admin-card-heading a,
.admin-card-heading span {
  color: var(--blue-bright);
  font-weight: 800;
}

.admin-field-grid {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 12px;
}

.admin-checkbox {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.admin-checkbox input {
  width: 20px;
  min-height: 20px;
}

.admin-content-list {
  display: grid;
  gap: 14px;
}

.admin-content-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.admin-content-item h3 {
  margin-top: 4px;
}

.admin-content-item p {
  margin: 8px 0;
  color: var(--muted);
}

.admin-content-item small {
  color: var(--muted);
  font-weight: 800;
}

.admin-status {
  margin-left: 6px;
  color: var(--white);
  background: var(--muted);
}

.admin-status.is-published {
  background: #16824b;
}

.admin-status.is-draft {
  background: #7b6a2c;
}

.admin-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  align-content: start;
}

.admin-item-actions form {
  margin: 0;
}

.admin-item-actions button {
  cursor: pointer;
}

.assessment-admin-layout {
  grid-template-columns: 430px minmax(0, 1fr);
}

.admin-file-note {
  margin: 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: var(--soft);
  font-weight: 800;
}

.admin-cover-preview {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.admin-cover-preview img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.assessment-entry-card {
  border-color: rgba(0, 80, 210, 0.3);
  background: linear-gradient(180deg, #ffffff 0%, #edf9fc 100%);
}

.student-content-section[id="avaliativas"] {
  border-color: #d5e4eb;
  background: #dce9ef;
}

.student-content-section[id="avaliativas"] .student-section-heading h2 {
  color: #8a19ff;
  font-size: 1.35rem;
}

.student-assessment-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 24px;
}

.student-assessment-toolbar p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.student-assessment-toolbar a {
  color: var(--blue-bright);
  font-weight: 800;
}

.student-assessment-group {
  margin-top: 28px;
}

.student-assessment-group h3 {
  margin-bottom: 22px;
  color: var(--blue-bright);
  font-size: 1.18rem;
}

.student-assessment-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.student-assessment-card {
  overflow: hidden;
  min-height: 100%;
  border-radius: 0;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(16, 32, 51, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.student-assessment-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(16, 32, 51, 0.14);
}

.student-assessment-card a {
  display: grid;
  min-height: 100%;
  color: inherit;
}

.student-assessment-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--line);
}

.student-assessment-card div {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 18px 12px 14px;
}

.student-assessment-card h4 {
  margin: 0;
  color: #0f1c2e;
  font-family: "Poppins", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.18;
}

.student-assessment-card p {
  margin: 0;
  color: #253548;
  font-size: 0.9rem;
  line-height: 1.45;
}

.student-assessment-card span {
  color: #004eea;
  font-size: 0.78rem;
  font-weight: 800;
}

.student-assessment-card small,
.student-assessment-card time {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.assessment-list-hero {
  margin-bottom: 26px;
}

.assessment-filter-panel {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 34px rgba(0, 47, 108, 0.08);
}

.assessment-filter-actions {
  display: flex;
  gap: 10px;
  align-items: end;
}

.assessment-result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.assessment-result-card {
  overflow: hidden;
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 34px rgba(0, 47, 108, 0.08);
}

.assessment-result-card > :not(.assessment-result-cover) {
  margin-inline: 22px;
}

.assessment-result-card > :last-child {
  margin-bottom: 22px;
}

.assessment-result-cover {
  overflow: hidden;
  display: block;
  background: var(--line);
}

.assessment-result-cover img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.25s ease, filter 0.25s ease;
}

.assessment-result-cover:hover img,
.assessment-result-cover:focus-visible img {
  transform: scale(1.04);
  filter: saturate(1.06) contrast(1.03);
}

.assessment-result-card h2 {
  font-size: 1.35rem;
}

.assessment-result-card p,
.assessment-result-card time,
.assessment-empty {
  color: var(--muted);
}

.assessment-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.assessment-card-meta span {
  display: inline-flex;
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  color: var(--blue-deep);
  background: var(--aqua-soft);
  font-size: 0.8rem;
  font-weight: 800;
}

.assessment-reader-page {
  min-height: 100vh;
  background: #eef4f9;
}

.calendar-page {
  background: #eef4f9;
}

.calendar-page .site-header {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 10px 30px rgba(16, 32, 51, 0.08);
  backdrop-filter: blur(18px);
}

.calendar-page .brand-logo-light {
  display: none;
}

.calendar-page .brand-logo-dark {
  display: block;
}

.calendar-page .header-student {
  color: var(--white);
  border-color: rgba(0, 67, 136, 0.18);
  background: var(--blue-deep);
}

.school-calendar {
  width: min(1450px, calc(100% - 32px));
}

.school-calendar-hero {
  margin-bottom: 26px;
}

.school-calendar-block,
.school-assessment-block {
  margin-bottom: 28px;
  padding: 24px;
  border: 1px solid #d5e4eb;
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 0 12px 34px rgba(0, 47, 108, 0.08);
}

.school-calendar-block-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 18px;
  border-bottom: 3px solid #ffcc00;
}

.school-calendar-block-heading h2 {
  margin: 0;
  color: var(--blue-deep);
  font-size: 1.45rem;
}

.school-calendar-block-heading p {
  margin: 0 0 8px;
  color: var(--muted);
  font-weight: 800;
}

.school-months-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.school-month-card {
  overflow: hidden;
  display: grid;
  grid-template-rows: auto auto 1fr;
  border: 1px solid #bfd7ec;
  border-radius: var(--radius);
  background: #f8fbff;
}

.school-month-card h3 {
  margin: 0;
  padding: 12px 14px;
  color: #ffffff;
  background: var(--blue-deep);
  font-size: 1.2rem;
  text-align: center;
  text-transform: uppercase;
}

.school-month-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 2px;
  padding: 12px;
  background: #eaf3fb;
}

.school-weekday,
.school-day {
  display: grid;
  min-height: 32px;
  place-items: center;
  border-radius: 4px;
  font-weight: 800;
}

.school-weekday {
  color: var(--blue-deep);
  background: #dbeafe;
  font-size: 0.78rem;
}

.school-day {
  color: #0f1c2e;
  background: #ffffff;
  font-size: 0.9rem;
}

.school-day-empty {
  background: transparent;
}

.school-day-event {
  color: var(--blue-deep);
  background: #ffcc00;
}

.school-event-list {
  display: grid;
  gap: 8px;
  align-content: start;
  margin: 0;
  padding: 14px 16px 18px;
  color: #18283c;
  font-size: 0.92rem;
  line-height: 1.35;
}

.school-event-list li::marker {
  color: var(--blue-deep);
}

.school-assessment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.school-assessment-card {
  overflow: hidden;
  border: 1px solid #bfd7ec;
  border-radius: var(--radius);
  background: #f8fbff;
}

.school-assessment-card h3 {
  margin: 0;
  padding: 12px 14px;
  color: #ffffff;
  background: var(--blue-deep);
  text-align: center;
}

.school-assessment-card table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.school-assessment-card caption {
  padding: 10px 12px;
  color: var(--blue-deep);
  background: #ffcc00;
  font-weight: 900;
  text-align: left;
}

.school-assessment-card th,
.school-assessment-card td {
  padding: 9px 10px;
  border: 1px solid #c9dff0;
  text-align: left;
}

.school-assessment-card th {
  color: var(--blue-deep);
  background: #dbeafe;
}

.school-assessment-card tbody tr:nth-child(odd) td {
  background: #f0fdf4;
}

.school-assessment-card tbody tr:nth-child(even) td {
  background: #e0e7ff;
}

.school-calendar-note {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  color: var(--blue-deep);
  background: #fff7cc;
  font-weight: 800;
}

.assessment-reader {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 72px;
}

.assessment-document {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.assessment-document-header {
  padding: 34px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, #f3f8fd 100%);
}

.assessment-document-header h1 {
  max-width: 820px;
  font-size: 2.4rem;
}

.assessment-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0;
}

.assessment-meta-grid span {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: var(--white);
}

.assessment-meta-grid strong {
  color: var(--ink);
}

.assessment-content {
  padding: 36px;
  font-size: 1.06rem;
}

.assessment-content h2 {
  margin: 30px 0 12px;
  font-size: 1.75rem;
}

.assessment-content h3 {
  margin: 24px 0 10px;
  font-size: 1.28rem;
}

.assessment-content p,
.assessment-content li {
  color: #26384c;
}

.assessment-content ul {
  display: grid;
  gap: 8px;
  padding-left: 24px;
}

.assessment-note,
.docx-warning {
  padding: 14px 16px;
  border-left: 5px solid var(--yellow);
  border-radius: var(--radius-sm);
  background: #fff8d8;
  font-weight: 800;
}

.assessment-content figure {
  margin: 28px 0;
}

.assessment-content img {
  max-width: min(100%, 760px);
  margin: 0 auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(0, 47, 108, 0.12);
}

.assessment-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid #bbd6c3;
  border-radius: var(--radius);
  background: #f0fdf4;
}

.assessment-content table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
  table-layout: fixed;
  background: #f0fdf4;
}

.assessment-table-col-class {
  width: 190px;
}

.assessment-table-col-content {
  width: auto;
}

.assessment-content td {
  padding: 12px 14px;
  border: 1px solid #bbd6c3;
  vertical-align: top;
}

.assessment-content .assessment-table-heading td:first-child,
.assessment-content .assessment-table-data td:first-child {
  width: 190px;
}

.assessment-content tr:nth-child(odd) td {
  background: #e0e7ff;
}

.assessment-content tr:nth-child(even) td {
  background: #dcfce7;
}

.assessment-content .assessment-table-title td {
  background: #f0fdf4;
  font-weight: 800;
}

.assessment-content .assessment-table-subtitle td {
  background: #e0e7ff;
  font-weight: 800;
  font-style: italic;
}

.assessment-content .assessment-table-heading td,
.assessment-content .assessment-table-data td {
  font-weight: 400;
  font-style: normal;
}

.site-footer strong {
  display: block;
  color: var(--ink);
}

.footer-logo {
  width: min(280px, 100%);
  height: auto;
  margin-top: 10px;
}

.site-footer p {
  margin: 6px 0 0;
}

.site-footer a {
  color: var(--blue-bright);
  font-weight: 800;
}

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

.whatsapp-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 16px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(16, 32, 51, 0.62);
}

.modal-card {
  position: relative;
  width: min(440px, 100%);
  padding: 28px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: var(--radius);
  background: var(--soft);
  cursor: pointer;
  font-size: 1.5rem;
}

@media (max-width: 920px) {
  .nav-shell {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links,
  .header-actions {
    display: none;
  }

  .nav-links.is-open {
    position: absolute;
    top: 76px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: 4px;
    padding: 16px;
    border-radius: var(--radius);
    color: var(--ink);
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .nav-student-link {
    display: block;
    margin-top: 6px;
    padding: 12px 14px;
    border-radius: var(--radius);
    color: var(--white);
    background: var(--blue-deep);
    font-weight: 800;
    text-align: center;
  }

  h1 {
    font-size: 2.7rem;
  }

  .hero {
    min-height: 84vh;
  }

  .hero-metrics,
  .result-list,
  .reason-grid,
  .project-grid,
  .timeline,
  .difference-grid,
  .news-grid,
  .assessment-list {
    grid-template-columns: 1fr 1fr;
  }

  .section-grid,
  .section-grid.reverse,
  .tab-panel,
  .results-band,
  .testimonials,
  .final-cta,
  .student-public-hero,
  .admin-hero,
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .filter-panel {
    grid-template-columns: 1fr;
  }

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

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

  .book-card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .assessment-filter-panel,
  .assessment-result-grid {
    grid-template-columns: 1fr 1fr;
  }

  .school-months-grid {
    grid-template-columns: 1fr 1fr;
  }

  .school-assessment-grid {
    grid-template-columns: 1fr;
  }

  .assessment-meta-grid {
    grid-template-columns: 1fr 1fr;
  }

  .admin-content-item {
    grid-template-columns: 1fr;
  }

  .admin-item-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100% - 24px, 1160px);
  }

  .site-header {
    padding: 10px 0;
  }

  .brand small {
    display: none;
  }

  .brand-logo {
    height: 42px;
    max-width: 230px;
  }

  .hero-content {
    padding-bottom: 30px;
  }

  h1 {
    font-size: 2.05rem;
  }

  .hero-metrics {
    display: none;
  }

  h2 {
    font-size: 1.8rem;
  }

  .hero-metrics,
  .result-list,
  .reason-grid,
  .project-grid,
  .timeline,
  .difference-grid,
  .news-grid,
  .assessment-list {
    grid-template-columns: 1fr;
  }

  .section,
  .assessment,
  .final-cta {
    padding-top: 62px;
    padding-bottom: 62px;
  }

  .section-heading {
    margin-bottom: 22px;
  }

  .tab-panels {
    gap: 16px;
  }

  .tab-panel {
    gap: 16px;
    padding: 18px;
  }

  .mobile-whatsapp-cta {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 40;
    display: flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.42);
    border-radius: var(--radius);
    color: var(--blue-deep);
    background: var(--yellow);
    box-shadow: 0 16px 34px rgba(0, 47, 108, 0.28);
    font-weight: 800;
  }

  body {
    padding-bottom: 76px;
  }

  .image-card {
    min-height: 320px;
  }

  .site-footer {
    display: grid;
  }

  .student-header,
  .admin-topbar {
    position: static;
    display: grid;
  }

  .student-header nav,
  .admin-topbar nav {
    justify-content: flex-start;
  }

  .student-public,
  .admin-shell {
    padding-top: 24px;
  }

  .student-public-hero,
  .admin-hero,
  .student-content-section {
    padding: 22px;
  }

  .student-public-hero h1,
  .admin-hero h1 {
    font-size: 2rem;
  }

  .student-summary,
  .student-content-grid,
  .student-assessment-card-grid,
  .book-card-grid,
  .admin-field-grid,
  .assessment-filter-panel,
  .assessment-result-grid,
  .assessment-meta-grid,
  .school-months-grid,
  .school-assessment-grid {
    grid-template-columns: 1fr;
  }

  .school-calendar-block,
  .school-assessment-block {
    padding: 16px;
  }

  .school-calendar-block-heading {
    display: grid;
  }

  .school-assessment-card {
    overflow-x: auto;
  }

  .student-assessment-toolbar {
    display: grid;
  }

  .assessment-filter-actions {
    align-items: stretch;
  }

  .assessment-reader {
    width: min(100% - 24px, 920px);
    padding-top: 24px;
  }

  .assessment-document-header,
  .assessment-content {
    padding: 22px;
  }

  .assessment-document-header h1 {
    font-size: 1.85rem;
  }

  .student-footer {
    display: grid;
  }

  .admin-brand {
    display: grid;
  }

  .admin-brand img {
    width: min(230px, 100%);
  }
}

@media (max-height: 760px) and (min-width: 760px) {
  .hero-metrics {
    display: none;
  }

  .hero-content {
    padding-bottom: 32px;
  }
}