:root {
    --color-primary: #0f2742;
    --color-primary-soft: #1b3b5f;
    --color-accent: #b08d57;
    --color-text: #24323f;
    --color-text-soft: #5d6a76;
    --color-surface: #ffffff;
    --color-surface-alt: #f3f5f7;
    --color-border: rgba(15, 39, 66, 0.12);
    --color-overlay: rgba(7, 18, 31, 0.65);
    --shadow-soft: 0 18px 40px rgba(10, 22, 38, 0.12);
    --shadow-card: 0 14px 34px rgba(15, 39, 66, 0.1);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --container: min(1120px, calc(100% - 2rem));
    --transition: 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Georgia", "Times New Roman", serif;
    color: var(--color-text);
    background: linear-gradient(180deg, #f9fafb 0%, #eef2f5 100%);
    line-height: 1.7;
}

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

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

ul {
    list-style: none;
}

button,
input,
textarea {
    font: inherit;
}

.container {
    width: var(--container);
    margin: 0 auto;
}

.section {
    padding: 88px 0;
}

.section-alt {
    background: var(--color-surface);
}

.section-heading {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 0.9rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.78rem;
    font-family: "Arial", sans-serif;
    font-weight: 700;
}

h1,
h2,
h3,
h4 {
    line-height: 1.2;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2.8rem, 5vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.35rem;
    margin-bottom: 0.8rem;
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-soft);
}

.topbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color var(--transition), box-shadow var(--transition), padding var(--transition);
    padding: 1.1rem 0;
}

.topbar.scrolled {
    background: rgba(15, 39, 66, 0.96);
    box-shadow: 0 10px 25px rgba(10, 18, 29, 0.18);
    padding: 0.65rem 0;
}

.nav-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    color: #ffffff;
}

.brand-logo-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 66px;
    height: 66px;
    padding: 0.35rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}

.brand-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-title {
    font-family: "Arial", sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.brand-subtitle {
    font-family: "Arial", sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.76);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-menu a {
    color: #ffffff;
    font-family: "Arial", sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    position: relative;
    transition: color var(--transition);
}

.nav-menu a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.4rem;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    width: 46px;
    height: 46px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    background: transparent;
    color: #ffffff;
    cursor: pointer;
}

.hero {
    position: relative;
    min-height: clamp(620px, 82vh, 780px);
    display: flex;
    align-items: center;
    color: #ffffff;
    background: url("../images/cabecalho.jpg") center 22%/cover no-repeat;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(6, 17, 29, 0.82), var(--color-overlay));
}

.hero-content {
    position: relative;
    z-index: 1;
    width: var(--container);
    margin: 0 auto;
    padding-top: 130px;
    max-width: 860px;
}

.hero h1,
.hero p {
    color: #ffffff;
}

.hero-lead {
    margin-bottom: 1rem;
    color: #ffffff;
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    font-family: "Arial", sans-serif;
    letter-spacing: 0.04em;
}

.hero p {
    max-width: 720px;
    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 1.6rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-family: "Arial", sans-serif;
    font-size: 0.94rem;
    font-weight: 700;
    transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: var(--color-accent);
    color: #ffffff;
    box-shadow: var(--shadow-card);
}

.btn-secondary {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
}

.intro-grid,
.about-layout {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
    align-items: center;
}

.panel {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(8px);
}

.metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.metric {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 1.4rem;
    box-shadow: var(--shadow-card);
}

.metric strong {
    display: block;
    font-size: 2rem;
    color: var(--color-primary);
}

.feature-grid,
.cards-grid,
.footer-grid {
    display: grid;
    gap: 1.5rem;
}

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

.card,
.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover,
.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(176, 141, 87, 0.5);
    box-shadow: 0 18px 40px rgba(15, 39, 66, 0.16);
}

.national-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-soft) 100%);
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-soft);
}

.national-box h2,
.national-box p {
    color: #ffffff;
}

.cta-box {
    background: linear-gradient(135deg, #ffffff 0%, #edf2f7 100%);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.about-photo {
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.about-copy {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
}

.form-card,
.info-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.45rem;
    font-family: "Arial", sans-serif;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--color-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid rgba(15, 39, 66, 0.15);
    border-radius: 14px;
    padding: 0.95rem 1rem;
    background: #fbfcfd;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(176, 141, 87, 0.12);
}

.form-group textarea {
    min-height: 170px;
    resize: vertical;
}

.alert {
    padding: 1rem 1.2rem;
    border-radius: 14px;
    margin-bottom: 1.5rem;
    font-family: "Arial", sans-serif;
    font-size: 0.94rem;
}

.alert-success {
    background: rgba(43, 122, 66, 0.12);
    color: #215a31;
    border: 1px solid rgba(43, 122, 66, 0.18);
}

.alert-error {
    background: rgba(168, 51, 51, 0.1);
    color: #7b2323;
    border: 1px solid rgba(168, 51, 51, 0.18);
}

.page-banner {
    position: relative;
    padding: 180px 0 110px;
    color: #ffffff;
    background: url("../images/cabecalho.jpg") center/cover no-repeat;
}

.page-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--color-overlay);
}

.page-banner .container {
    position: relative;
    z-index: 1;
}

.page-banner h1,
.page-banner p {
    color: #ffffff;
    max-width: 720px;
}

.site-footer {
    background: #0b1a2b;
    color: rgba(255, 255, 255, 0.84);
    padding: 70px 0 30px;
}

.footer-grid {
    grid-template-columns: 1.3fr 0.7fr 0.8fr;
    margin-bottom: 2.5rem;
}

.site-footer h3,
.site-footer h4 {
    color: #ffffff;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.84);
}

.site-footer li + li {
    margin-top: 0.6rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.4rem;
    font-size: 0.94rem;
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 980px) {
    .feature-grid,
    .cards-grid,
    .footer-grid,
    .metrics,
    .contact-grid,
    .intro-grid,
    .about-layout {
        grid-template-columns: 1fr;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .nav-menu {
        position: absolute;
        top: calc(100% + 0.8rem);
        right: 1rem;
        width: min(280px, calc(100% - 2rem));
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1.4rem;
        border-radius: 20px;
        background: rgba(15, 39, 66, 0.98);
        box-shadow: var(--shadow-soft);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity var(--transition), transform var(--transition);
    }

    .nav-menu.open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }
}

@media (max-width: 760px) {
    .brand-logo-wrap {
        width: 52px;
        height: 52px;
        padding: 0.25rem;
        border-radius: 14px;
    }

    .brand-title {
        font-size: 0.84rem;
        letter-spacing: 0.05em;
    }

    .brand-subtitle {
        font-size: 0.62rem;
        letter-spacing: 0.1em;
    }
}

@media (max-width: 640px) {
    .section {
        padding: 70px 0;
    }

    .brand-text {
        max-width: 170px;
    }

    .hero {
        min-height: 560px;
        background-position: center 18%;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .panel,
    .card,
    .feature-card,
    .national-box,
    .cta-box,
    .form-card,
    .info-card,
    .about-copy {
        padding: 1.5rem;
    }
}

.about-paragraph {
    margin-bottom: 1rem;
    text-align: justify;
    text-indent: 1.25cm;
}