:root {
    --brand-900: #0f3a5f;
    --brand-700: #1d5f92;
    --brand-500: #2b7ebf;
    --accent: #f4a340;
    --accent-strong: #e58613;
    --surface: #f8fbff;
    --ink: #15324b;
    --muted: #5d7184;
    --line: #d9e4ef;
    --shadow: 0 14px 40px rgba(15, 58, 95, 0.12);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Nunito", "Trebuchet MS", "Segoe UI", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 8% -10%, rgba(43, 126, 191, 0.2), transparent 28%),
        radial-gradient(circle at 92% -6%, rgba(244, 163, 64, 0.15), transparent 30%),
        var(--surface);
}

.site-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(8px);
    background: rgba(248, 251, 255, 0.88);
    border-bottom: 1px solid var(--line);
}

.header-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 14px 20px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 22px;
}

.header-actions {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    white-space: nowrap;
}

.brand {
    display: inline-flex;
    align-items: center;
}

.brand img {
    width: 148px;
    height: auto;
    display: block;
}

.site-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.site-nav a {
    color: var(--ink);
    text-decoration: none;
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    padding: 10px 14px;
    border-radius: 10px;
    transition: color 160ms ease, background-color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    color: var(--brand-700);
    background-color: rgba(43, 126, 191, 0.1);
    outline: none;
}

.site-nav a.is-active {
    color: var(--brand-700);
    background-color: rgba(43, 126, 191, 0.16);
}

.cta-aluno {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(130deg, var(--accent), var(--accent-strong));
    font-weight: 800;
    padding: 11px 16px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 180ms ease, filter 180ms ease;
}

.cta-aluno-icon {
    display: inline-flex;
    width: 18px;
    height: 18px;
}

.cta-aluno-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.cta-aluno:hover,
.cta-aluno:focus-visible {
    transform: translateY(-1px);
    filter: brightness(1.04);
    outline: none;
}

.cta-logout-form {
    margin: 0;
}

.cta-logout-btn {
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(130deg, #c2410c, #9a3412);
    font: inherit;
    font-weight: 800;
    padding: 11px 16px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 180ms ease, filter 180ms ease;
}

.cta-logout-btn:hover,
.cta-logout-btn:focus-visible {
    transform: translateY(-1px);
    filter: brightness(1.04);
    outline: none;
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fff;
    padding: 8px;
}

.menu-toggle span {
    display: block;
    height: 2px;
    background: var(--brand-900);
    margin: 6px 0;
    transform-origin: center;
    transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.site-main {
    flex: 1;
    width: min(1180px, 100% - 40px);
    margin: 28px auto 52px;
}

.hero {
    min-height: clamp(360px, 62vh, 590px);
    border-radius: 22px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    padding: clamp(26px, 5vw, 60px);
    box-shadow: var(--shadow);
}

.hero-content {
    max-width: 640px;
    color: #ffffff;
}

.hero-eyebrow {
    margin: 0 0 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero h1 {
    margin: 0;
    font-size: clamp(2rem, 5vw, 3.2rem);
    line-height: 1.08;
    text-wrap: balance;
}

.hero-subtitle {
    margin: 16px 0 0;
    font-size: clamp(1rem, 2.4vw, 1.18rem);
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.92);
}

.hero-actions {
    margin-top: 26px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-btn {
    text-decoration: none;
    font-weight: 800;
    padding: 12px 18px;
    border-radius: 12px;
    transition: transform 180ms ease, filter 180ms ease, background-color 180ms ease;
}

.hero-btn:hover,
.hero-btn:focus-visible {
    transform: translateY(-1px);
    filter: brightness(1.03);
    outline: none;
}

.hero-btn-primary {
    color: #ffffff;
    background: linear-gradient(130deg, var(--accent), var(--accent-strong));
}

.hero-btn-secondary {
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.75);
    background: rgba(10, 30, 52, 0.45);
    backdrop-filter: blur(2px);
}

.inner-hero {
    margin-top: 8px;
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(280px, 0.95fr);
    gap: clamp(16px, 2.5vw, 24px);
    align-items: center;
    padding: clamp(20px, 3.8vw, 34px);
    border: 1px solid var(--line);
    border-radius: 22px;
    background: linear-gradient(160deg, #ffffff, rgba(234, 245, 255, 0.85));
    box-shadow: 0 12px 30px rgba(15, 58, 95, 0.1);
}

.inner-hero-copy h1 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    line-height: 1.15;
    text-wrap: balance;
}

.inner-hero-copy p {
    margin: 0;
    color: var(--muted);
    line-height: 1.62;
    font-size: 1rem;
}

.inner-hero-media {
    margin: 0;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(29, 95, 146, 0.16);
    background: #fff;
}

.inner-hero-media img {
    width: 100%;
    height: 100%;
    max-height: 460px;
    object-fit: cover;
    display: block;
}

.school-story {
    margin-top: 28px;
    display: grid;
    grid-template-columns: minmax(280px, 1.2fr) minmax(240px, 0.8fr);
    gap: 16px;
}

.school-story-main,
.school-story-writing {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    padding: clamp(18px, 2.5vw, 24px);
}

.school-story-main h2 {
    margin: 8px 0 12px;
    color: var(--brand-900);
    font-size: clamp(1.4rem, 3vw, 2rem);
    line-height: 1.2;
}

.school-story-main p,
.school-story-writing p {
    margin: 0;
    color: var(--muted);
    line-height: 1.68;
}

.school-story-main p + p {
    margin-top: 12px;
}

.school-story-writing {
    background: linear-gradient(160deg, rgba(29, 95, 146, 0.08), rgba(244, 163, 64, 0.12));
}

.school-story-writing h3 {
    margin: 0 0 10px;
    color: var(--brand-900);
    font-size: 1.15rem;
}

.school-methodology {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    border: 1px solid var(--line);
    border-radius: 20px;
    background: linear-gradient(160deg, #ffffff, rgba(231, 244, 255, 0.72));
}

.methodology-header {
    max-width: 760px;
}

.methodology-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.methodology-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.methodology-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(4, minmax(170px, 1fr));
    gap: 14px;
}

.method-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    padding: 18px;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.method-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(29, 95, 146, 0.12);
}

.method-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    display: inline-grid;
    place-items: center;
    background: rgba(43, 126, 191, 0.12);
    color: var(--brand-700);
}

.method-icon svg {
    width: 23px;
    height: 23px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.method-card h3 {
    margin: 12px 0 8px;
    color: var(--brand-900);
    font-size: 1.02rem;
}

.method-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.95rem;
}

.school-space {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #ffffff;
}

.space-header {
    max-width: 760px;
}

.space-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.space-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.space-carousel {
    margin-top: 18px;
}

.space-track {
    position: relative;
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    min-height: 330px;
    background: #fff;
}

.space-slide {
    display: none;
    margin: 0;
    width: 100%;
}

.space-slide.is-active {
    display: block;
    animation: fade-space 220ms ease;
}

.space-slide img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
}

.space-slide figcaption {
    padding: 10px 12px;
    color: var(--muted);
    font-size: 0.93rem;
}

.space-carousel-controls {
    margin-top: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.space-nav {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--brand-700);
    border-radius: 10px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.space-nav:hover,
.space-nav:focus-visible {
    background: rgba(43, 126, 191, 0.1);
    outline: none;
}

.space-dots {
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 8px;
}

.space-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(43, 126, 191, 0.3);
    cursor: pointer;
}

.space-dot.is-active {
    background: var(--brand-700);
}

.school-testimonials {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    border: 1px solid var(--line);
    border-radius: 20px;
    background: linear-gradient(160deg, #ffffff, rgba(239, 247, 255, 0.75));
}

.testimonials-header {
    max-width: 760px;
}

.testimonials-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.testimonials-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.testimonials-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 12px;
}

.testimonial-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(15, 58, 95, 0.12);
}

.testimonial-student {
    display: flex;
    align-items: center;
    gap: 10px;
}

.testimonial-student img {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center 35%;
    border: 2px solid rgba(43, 126, 191, 0.24);
}

.testimonial-student strong {
    color: var(--brand-900);
    font-size: 0.97rem;
}

.testimonial-card blockquote {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
    font-size: 0.95rem;
    position: relative;
    padding-left: 18px;
}

.testimonial-card blockquote::before {
    content: "\201C";
    position: absolute;
    left: 0;
    top: -3px;
    color: var(--brand-500);
    font-size: 1.35rem;
    font-weight: 800;
}

.school-final-cta {
    margin-top: 28px;
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(120deg, #0f3a5f, #1d5f92 55%, #2b7ebf);
    box-shadow: 0 14px 34px rgba(15, 58, 95, 0.2);
}

.final-cta-content {
    padding: clamp(24px, 4vw, 34px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.final-cta-content h2 {
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.4rem, 3.4vw, 2rem);
}

.final-cta-btn {
    text-decoration: none;
    color: #0f3a5f;
    background: #ffffff;
    font-weight: 800;
    border-radius: 12px;
    padding: 12px 18px;
    transition: transform 180ms ease, filter 180ms ease;
}

.final-cta-btn:hover,
.final-cta-btn:focus-visible {
    transform: translateY(-1px);
    filter: brightness(0.98);
    outline: none;
}

.about-school {
    margin-top: 28px;
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(320px, 1.2fr);
    gap: 18px;
}

.about-teacher {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 22px;
    box-shadow: 0 10px 30px rgba(15, 58, 95, 0.08);
}

.section-kicker {
    margin: 0;
    color: var(--brand-700);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 800;
}

.about-teacher h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.4rem, 2.8vw, 2rem);
}

.about-teacher p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.about-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(170px, 1fr));
    gap: 14px;
}

.diff-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #ffffff;
    padding: 18px;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.diff-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(29, 95, 146, 0.12);
}

.diff-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    display: inline-grid;
    place-items: center;
    background: rgba(43, 126, 191, 0.12);
    color: var(--brand-700);
}

.diff-icon svg {
    width: 23px;
    height: 23px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.diff-card h3 {
    margin: 12px 0 8px;
    color: var(--brand-900);
    font-size: 1.02rem;
}

.diff-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.95rem;
}

.writer-space {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(230, 242, 252, 0.7));
    border: 1px solid var(--line);
    border-radius: 20px;
}

.writer-space-header {
    max-width: 760px;
}

.writer-space-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.writer-space-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.books-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 14px;
}

.book-card {
    border-radius: 16px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.book-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(15, 58, 95, 0.12);
}

.book-cover {
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: 12px;
    display: grid;
    place-items: end start;
    padding: 10px;
    color: #fff;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.book-cover.has-image {
    padding: 0;
    overflow: hidden;
    display: block;
}

.book-cover.has-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.book-cover-1 {
    background: linear-gradient(140deg, #1d5f92, #2b7ebf 60%, #6cb0e5);
}

.book-cover-2 {
    background: linear-gradient(140deg, #123a60, #1f6e8c 58%, #5ca6a6);
}

.book-cover-3 {
    background: linear-gradient(150deg, #334155, #1e3a8a 58%, #2b7ebf);
}

.book-cover-4 {
    background: linear-gradient(145deg, #7d4f1d, #d1862f 50%, #f4a340);
}

.book-card h3 {
    margin: 0;
    color: var(--brand-900);
    font-size: 1.02rem;
}

.book-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.48;
    font-size: 0.94rem;
    flex: 1;
}

.book-actions {
    margin-top: 2px;
}

.book-btn {
    display: inline-block;
    text-decoration: none;
    padding: 9px 12px;
    border-radius: 10px;
    background: rgba(43, 126, 191, 0.1);
    color: var(--brand-700);
    font-weight: 800;
}

.book-btn:hover,
.book-btn:focus-visible {
    background: rgba(43, 126, 191, 0.18);
    color: var(--brand-900);
    outline: none;
}

.blog-news {
    margin-top: 28px;
    padding-inline: clamp(20px, 3vw, 28px);
}

.blog-header {
    max-width: 760px;
}

.blog-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.blog-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.blog-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 14px;
}

.blog-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.blog-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(15, 58, 95, 0.12);
}

.blog-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.blog-card-content {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.blog-card h3 {
    margin: 0;
    color: var(--brand-900);
    font-size: 1.02rem;
    line-height: 1.35;
}

.blog-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.94rem;
    flex: 1;
}

.blog-btn {
    display: inline-block;
    text-decoration: none;
    padding: 9px 12px;
    border-radius: 10px;
    background: rgba(43, 126, 191, 0.1);
    color: var(--brand-700);
    font-weight: 800;
    width: fit-content;
}

.blog-btn:hover,
.blog-btn:focus-visible {
    background: rgba(43, 126, 191, 0.18);
    color: var(--brand-900);
    outline: none;
}

.lead-section {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    border-radius: 20px;
    border: 1px solid var(--line);
    background: linear-gradient(160deg, rgba(15, 58, 95, 0.95), rgba(29, 95, 146, 0.9));
}

.lead-grid {
    display: grid;
    grid-template-columns: minmax(250px, 0.9fr) minmax(320px, 1.1fr);
    gap: 18px;
    align-items: start;
}

.lead-copy {
    color: #ffffff;
}

.lead-copy h2 {
    margin: 8px 0 10px;
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.lead-copy p {
    margin: 0;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.92);
}

.lead-copy-feedback,
.lead-submit-feedback {
    margin-top: 12px;
    border-radius: 10px;
    border: 1px solid rgba(147, 255, 196, 0.6);
    background: rgba(18, 88, 49, 0.36);
    padding: 10px 12px;
    font-size: 0.92rem;
    font-weight: 700;
    color: #ecfff2;
}

.lead-copy-feedback-error,
.lead-submit-feedback-error {
    border-color: rgba(255, 190, 190, 0.6);
    background: rgba(125, 28, 28, 0.36);
    color: #ffecec;
}

.lead-form {
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 16px;
    display: grid;
    grid-template-columns: repeat(2, minmax(140px, 1fr));
    gap: 12px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    color: var(--brand-900);
    font-weight: 800;
    font-size: 0.9rem;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 11px 12px;
    font: inherit;
    color: var(--ink);
    background: #fff;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: 2px solid rgba(43, 126, 191, 0.25);
    border-color: var(--brand-500);
}

.form-field textarea {
    resize: vertical;
    min-height: 110px;
}

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

.lead-submit {
    grid-column: 1 / -1;
    border: none;
    border-radius: 12px;
    padding: 12px 16px;
    font: inherit;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(130deg, var(--accent), var(--accent-strong));
    cursor: pointer;
}

.lead-submit:hover,
.lead-submit:focus-visible {
    filter: brightness(1.04);
    outline: none;
}

.lead-submit[disabled] {
    cursor: wait;
    opacity: 0.85;
    filter: saturate(0.78);
}

.gallery-section {
    margin-top: 28px;
    padding: clamp(20px, 3vw, 28px);
    border-radius: 20px;
    border: 1px solid var(--line);
    background: #ffffff;
}

.gallery-header {
    max-width: 760px;
}

.gallery-header h2 {
    margin: 8px 0 10px;
    color: var(--brand-900);
    font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.gallery-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.gallery-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 12px;
}

.gallery-card {
    margin: 0;
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
}

.gallery-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.photo-pos-1 {
    object-position: center 25%;
}

.photo-pos-2 {
    object-position: center 45%;
}

.photo-pos-3 {
    object-position: center 60%;
}

.photo-pos-4 {
    object-position: center 35%;
}

.site-footer {
    margin-top: 44px;
    border-top: 3px solid rgba(244, 163, 64, 0.75);
    padding: 30px 20px 22px;
    background:
        radial-gradient(circle at 12% -20%, rgba(64, 136, 201, 0.2), transparent 30%),
        linear-gradient(180deg, #0f3a5f, #0a2a45 85%);
    box-shadow: 0 -14px 34px rgba(8, 30, 48, 0.28);
}

.footer-container {
    max-width: 1180px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(180px, 1fr));
    gap: 18px;
}

.footer-block {
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.07);
    padding: 16px;
}

.footer-block h3 {
    margin: 0 0 8px;
    color: #ffffff;
    font-size: 1rem;
}

.footer-address-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-address-icon {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    display: inline-flex;
    color: #ffd194;
}

.footer-address-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-block p {
    margin: 0;
    color: rgba(235, 245, 255, 0.88);
    line-height: 1.45;
}

.footer-link,
.social-links a {
    color: #9fd1ff;
    text-decoration: none;
    font-weight: 700;
}

.footer-link-with-icon {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-social-icon {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    display: inline-flex;
    color: currentColor;
}

.footer-social-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-link-icon {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    display: inline-flex;
    color: #25d366;
}

.footer-link-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-link:hover,
.footer-link:focus-visible,
.social-links a:hover,
.social-links a:focus-visible {
    color: #ffd194;
    outline: none;
}

.social-links {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.footer-copy {
    max-width: 1180px;
    margin: 16px auto 0;
    padding-top: 15px;
    border-top: 1px dashed rgba(255, 255, 255, 0.24);
    text-align: center;
    color: rgba(235, 245, 255, 0.82);
    font-size: 0.92rem;
}

@media (max-width: 960px) {
    .header-container {
        grid-template-columns: auto auto 1fr;
        justify-content: space-between;
        position: relative;
        gap: 12px;
    }

    .menu-toggle {
        display: inline-block;
    }

    .site-nav {
        position: absolute;
        left: 20px;
        right: 20px;
        top: calc(100% + 10px);
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 14px;
        box-shadow: var(--shadow);
        padding: 10px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 3px;
    }

    .site-nav a {
        border-radius: 8px;
    }

    .site-nav.is-open {
        display: flex;
        animation: menu-in 180ms ease;
    }

    .cta-aluno {
        padding: 10px 12px;
        font-size: 0.92rem;
    }

    .header-actions {
        gap: 8px;
        justify-self: end;
    }

    .cta-logout-btn {
        padding: 10px 12px;
        font-size: 0.92rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

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

    .inner-hero {
        grid-template-columns: 1fr;
    }

    .lead-grid {
        grid-template-columns: 1fr;
    }

    .methodology-grid {
        grid-template-columns: repeat(2, minmax(170px, 1fr));
    }

    .books-grid {
        grid-template-columns: repeat(2, minmax(180px, 1fr));
    }

    .blog-grid {
        grid-template-columns: repeat(2, minmax(210px, 1fr));
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, minmax(180px, 1fr));
    }

    .space-slide img {
        height: 300px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, minmax(180px, 1fr));
    }
}

@media (max-width: 620px) {
    .brand img {
        width: 120px;
    }

    .header-container {
        gap: 10px;
        padding-inline: 14px;
    }

    .header-actions {
        gap: 6px;
    }

    .cta-aluno,
    .cta-logout-btn {
        padding: 9px 10px;
        font-size: 0.86rem;
    }

    .site-main {
        width: min(1180px, 100% - 28px);
    }

    .hero {
        min-height: 430px;
        padding: 22px;
        border-radius: 18px;
    }

    .inner-hero {
        border-radius: 18px;
        padding: 20px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-btn {
        text-align: center;
    }

    .about-cards {
        grid-template-columns: 1fr;
    }

    .methodology-grid {
        grid-template-columns: 1fr;
    }

    .books-grid {
        grid-template-columns: 1fr;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .final-cta-content {
        justify-content: center;
        text-align: center;
    }

    .space-slide img {
        height: 230px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .lead-form {
        grid-template-columns: 1fr;
    }

    .form-field-full,
    .lead-submit {
        grid-column: auto;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }
}

@keyframes fade-space {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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