:root{
    --ocean:#003049;
    --atlantic:#005F73;
    --turquoise:#0A9396;
    --foam:#94D2BD;
    --sand:#E9D8A6;
    --white:#ffffff;
    --light:#f7fafb;
    --text:#243746;
    --shadow:0 15px 40px rgba(0,0,0,.15);
    --radius:18px;
    --max-width:1280px;
}

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

html{scroll-behavior:smooth}

body{
    font-family:"Inter",sans-serif;
    color:var(--text);
    background:#fff;
    overflow-x:hidden;
    line-height:1.7;
}

img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
section{position:relative}

.visually-hidden{
    position:absolute;
    width:1px;
    height:1px;
    padding:0;
    margin:-1px;
    overflow:hidden;
    clip:rect(0,0,0,0);
    white-space:nowrap;
    border:0;
}
.hero-content > .visually-hidden{
    display:none;
}

h1,h2,h3,h4{
    font-family:"Montserrat",sans-serif;
    color:var(--ocean);
}
h1{font-size:4.8rem;line-height:1.05;font-weight:800}
h2{font-size:2.8rem;margin-bottom:25px}
h3{font-size:1.4rem;margin-bottom:15px}
p{font-size:1.05rem;color:#445566}

.container{width:min(90%,var(--max-width));margin:auto}
.section{padding:110px 0}
.center{text-align:center;margin-bottom:70px}

/* LOADER */
#loader{
    position:fixed;
    inset:0;
    background:#fff;
    display:flex;
    justify-content:center;
    align-items:center;
    z-index:99999;
    transition:opacity .4s,visibility .4s;
}
.spinner{
    width:60px;height:60px;
    border:6px solid #d9ecef;
    border-top-color:var(--turquoise);
    border-radius:50%;
    animation:spin 1s linear infinite;
}
body.loaded #loader{
    opacity:0;
    visibility:hidden;
    pointer-events:none;
}

/* HERO */
.hero{
    position:relative;
    width:100%;
    min-height:0;
    height:auto;
    overflow:hidden;
    display:flex;
    justify-content:center;
    align-items:flex-start;
    background:linear-gradient(rgba(5,25,35,.20),rgba(5,25,35,.35));
    /* 82px compensam a navbar fixa; ficam 60px visíveis acima e abaixo da imagem. */
    padding:142px 0 60px;
}

/* NAVBAR — única definição */
.navbar{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:82px;
    padding:0 5%;
    display:grid;
    grid-template-columns:1fr auto 1fr;
    align-items:center;
    background:#fff;
    border-bottom:1px solid #e3ecef;
    box-shadow:0 4px 18px rgba(0,48,73,.08);
    z-index:9999;
}

.nav-logo{
    justify-self:start;
    display:flex;
    align-items:center;
    width:auto;
    height:82px;
    gap:12px;
    z-index:2;
}

.nav-logo img{
    display:block;
    width:auto;
    height:auto;
    max-width:165px;
    max-height:58px;
    object-fit:contain;
}

.nav-title{
    max-width:270px;
    display:flex;
    flex-direction:column;
    font-family:"Montserrat",sans-serif;
    font-size:.72rem;
    font-weight:700;
    line-height:1.25;
}
.nav-title span:nth-child(1),
.nav-title span:nth-child(3){
    color:var(--atlantic);
}
.nav-title span:nth-child(2){
    color:var(--turquoise);
}

.nav-menu{
    grid-column:2;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:30px;
    margin:0;
    padding:0;
}

.nav-menu li{position:relative}

.nav-menu a{
    position:relative;
    display:block;
    padding:29px 0;
    color:var(--ocean);
    font-size:.92rem;
    font-weight:600;
    white-space:nowrap;
    transition:color .25s ease;
}

.nav-menu a::after{
    content:"";
    position:absolute;
    left:0;
    bottom:20px;
    width:0;
    height:2px;
    background:var(--turquoise);
    transition:width .25s ease;
}

.nav-menu a:hover,
.nav-menu a.active{color:var(--turquoise)}

.nav-menu a:hover::after,
.nav-menu a.active::after{width:100%}


.menu-toggle{
    display:none;
    justify-self:end;
    width:44px;
    height:44px;
    padding:8px;
    border:0;
    background:transparent;
    cursor:pointer;
    z-index:3;
}

.menu-toggle span{
    display:block;
    width:25px;
    height:2px;
    margin:5px auto;
    background:var(--ocean);
    border-radius:2px;
    transition:transform .25s ease,opacity .25s ease;
}

.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.navbar.scrolled{
    box-shadow:0 6px 24px rgba(0,48,73,.13);
}

/* HERO */
.hero-content{
    width:min(92vw,1500px);
}
.hero-logo{
    width:100%;
    height:auto;
    border-radius:20px;
    box-shadow:0 30px 80px rgba(0,0,0,.30);
}
.scroll-indicator{
    position:absolute;
    bottom:35px;
    left:50%;
    transform:translateX(-50%);
    color:#fff;
    letter-spacing:3px;
    text-transform:uppercase;
    font-size:.85rem;
    opacity:.85;
    animation:bounce 2s infinite;
}

/* ABOUT */
#about{background:#fff}
#about .container{
    display:block;
}
.about-content{
    width:min(92%,1100px);
    margin:0 auto;
    display:grid;
    grid-template-columns:1fr 320px;
    gap:60px;
    align-items:stretch;
}
#about .section-header{margin-bottom:45px}
.about-text{min-width:0}
#about p{
    margin-bottom:25px;
    color:#556677;
    font-size:1.08rem;
}
#about .about-text ul,
#mission .mission-content ul,
#observer .observer-content ul {
    list-style:disc;
    padding-left:25px;
    margin:10px 0 25px;
}
#about .about-text li,
#mission .mission-content li,
#observer .observer-content li {
    margin-bottom:12px;
    color:#556677;
}
#about .about-text li::marker,
#mission .mission-content li::marker,
#observer .observer-content li::marker {
	color:var(--turquoise);
}
#about .button{
    display:inline-block;
    margin-top:15px;
    padding:16px 34px;
    background:var(--ocean);
    color:#fff;
    border-radius:40px;
    transition:.35s;
    box-shadow:var(--shadow);
}
#about .button:hover{
    background:var(--turquoise);
    transform:translateY(-4px);
}
#about .about-images{
    display:flex;
    flex-direction:column;
    gap:20px;
    width:100%;
    align-self:center;
}
#about .about-images img{
    width:100%;
    height:220px;
    object-fit:cover;
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    transition:.5s;
}
#about .about-images img:hover{transform:scale(1.04)}

/* STATS */
#stats{
    padding:120px 0;
    background:linear-gradient(rgba(0,48,73,.85),rgba(0,48,73,.85)),url("../img/stats-bg.jpg");
    background-size:cover;
    background-position:center;
    background-attachment:fixed;
}
.stats-container{
    width:min(92%,1200px);
    margin:auto;
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:35px;
    text-align:center;
}
.stats-container>div{
    padding:35px;
    background:rgba(255,255,255,.08);
    backdrop-filter:blur(10px);
    border:1px solid rgba(255,255,255,.15);
    border-radius:20px;
    transition:.35s;
}
.stats-container>div:hover{
    transform:translateY(-8px);
    background:rgba(255,255,255,.14);
}
.counter{
    color:#fff;
    font-size:4rem;
    font-weight:800;
    margin-bottom:15px;
}
.stats-container p{color:#d8f0f1}

/* GALLERY */
#gallery{background:#fff}
.gallery{
    width:min(92%,1280px);
    margin:auto;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
}
.gallery img{
    width:100%;
    height:300px;
    object-fit:cover;
    border-radius:18px;
    cursor:pointer;
    transition:.45s;
    box-shadow:0 12px 30px rgba(0,0,0,.08);
}
.gallery img:hover{
    transform:scale(1.04);
    box-shadow:0 25px 50px rgba(0,0,0,.16);
}
.section h2.center{
    position:relative;
    display:block;
    margin-bottom:70px;
}
.section h2.center::after{
    content:"";
    display:block;
    width:90px;height:5px;
    border-radius:10px;
    margin:18px auto 0;
    background:linear-gradient(90deg,var(--turquoise),var(--foam));
}

/* ÁREA INSTITUCIONAL */
.institutional-section{
    background:#f5f9fa;
}
.institutional-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
    margin-top:45px;
}
.institutional-card{
    min-height:275px;
    padding:32px 26px;
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    border-radius:var(--radius);
    background:#fff;
    box-shadow:0 10px 28px rgba(0,48,73,.09);
    transition:transform .25s ease,box-shadow .25s ease;
}
.institutional-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow);
}
.institutional-card > i{
    width:52px;
    height:52px;
    display:grid;
    place-items:center;
    margin-bottom:24px;
    border-radius:50%;
    color:var(--ocean);
    background:var(--foam);
    font-size:1.25rem;
}
.institutional-card h3{
    margin-bottom:12px;
}
.institutional-card p{
    margin-bottom:20px;
    font-size:.98rem;
    line-height:1.6;
}
.institutional-card > span{
    margin-top:auto;
    color:var(--turquoise);
    font-weight:700;
}

/* PÁGINAS INSTITUCIONAIS */
.simple-header{
    min-height:82px;
    padding:12px 5%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    border-bottom:1px solid #e3ecef;
    background:#fff;
}
.simple-header img{
    width:58px;
    height:58px;
    object-fit:contain;
}
.back-home{
    color:var(--ocean);
    font-weight:700;
}
.back-home:hover{
    color:var(--turquoise);
}
.document-page{
    width:min(92%,900px);
    min-height:calc(100vh - 82px);
    margin:auto;
    padding:100px 0;
}
.document-page h1{
    margin-bottom:18px;
    font-size:3rem;
}
.document-page p{
    max-width:720px;
}
.document-placeholder{
    margin-top:36px;
    padding:30px;
    border-left:5px solid var(--turquoise);
    border-radius:0 var(--radius) var(--radius) 0;
    background:var(--light);
}
.document-placeholder h2{
    margin:48px 0 22px;
    font-size:1.8rem;
}
.document-placeholder h2:first-child{
    margin-top:0;
}
.document-placeholder h3{
    margin:32px 0 10px;
    font-size:1.25rem;
}
.document-placeholder p{
    margin:0 0 12px;
    line-height:1.75;
}
.document-placeholder ul{
    margin:0 0 18px;
    padding-left:1.4rem;
    list-style:disc;
}
.document-placeholder li{
    margin-bottom:10px;
    line-height:1.75;
}
.document-placeholder li::marker{
    color:var(--turquoise);
}
.document-placeholder .document-clause{
    padding-left:1.4rem;
    text-indent:-1.4rem;
}
.document-placeholder .document-subclause{
    padding-left:2.8rem;
    text-indent:-1.4rem;
}
.document-download{
    display:flex;
	width: fit-content;
	margin-bottom:12px;
    align-items:center;
    gap:10px;
    padding:13px 20px;
    border-radius:8px;
    color:#fff;
    font-weight:700;
    background:var(--turquoise);
    transition:background .2s ease,transform .2s ease;
}
.document-download:hover{
    color:#fff;
    background:var(--ocean);
    transform:translateY(-2px);
}
.report-links{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
}
.report-links .document-download{
    margin-bottom:0;
}
.governing-bodies section + section{
    margin-top:42px;
}
.governing-bodies > section:first-of-type{
    margin-top:42px;
}
.governing-bodies dl{
    margin:0;
}
.governing-bodies dl > div{
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    align-items:baseline;
    gap:18px;
    padding:13px 0;
    border-bottom:1px solid #dce8eb;
}
.governing-bodies dt{
    color:var(--ocean);
    font-weight:700;
}
.governing-bodies dd{
    margin:0;
    color:#556677;
    font-weight:400;
    text-align:right;
}

/* VOLUNTEERING / GOOGLE FORM */
.volunteer-section{
    padding:90px 20px;
    background:#f5f9fa;
}
.volunteer-box{
    max-width:760px;
    margin:0 auto;
    padding:55px 40px;
    text-align:center;
    background:#fff;
    border-radius:20px;
    box-shadow:var(--shadow);
}
.volunteer-icon{
    width:65px;height:65px;
    margin:0 auto 22px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    font-size:26px;
    background:var(--foam);
}
.volunteer-label{
    display:block;
    margin-bottom:12px;
    font-size:.78rem;
    font-weight:700;
    letter-spacing:2px;
}
.volunteer-box h2{
    margin:0 0 20px;
    font-size:2.4rem;
}
.volunteer-box p{
    max-width:620px;
    margin:0 auto 10px;
}
.volunteer-button{
    display:inline-flex;
    align-items:center;
    gap:12px;
    margin-top:28px;
    padding:14px 26px;
    border-radius:8px;
    font-weight:700;
    color:#fff;
    background:var(--turquoise);
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.volunteer-button:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow);
    background:var(--ocean);
}

/* FOOTER */
footer{
    background:#01283d;
    color:#fff;
    padding:90px 0 35px;
}
.footer-grid{
    width:min(92%,1280px);
    margin:auto;
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:60px;
}
.footer-grid h3{
    color:#fff;
    font-size:2rem;
    margin-bottom:20px;
}
.footer-grid h4{color:var(--foam);margin-bottom:20px}
.footer-grid p{color:#d8e4ea}
.footer-grid li{margin-bottom:12px}
.footer-grid a{color:#d8e4ea;transition:.3s}
.footer-grid a:hover{color:#fff;padding-left:8px}
.copyright{
    margin-top:60px;
    text-align:center;
    color:#aac0ca;
    font-size:.9rem;
}

/* SCROLL / REVEAL */
.progress-bar{
    position:fixed;
    top:0;left:0;
    width:0%;
    height:4px;
    background:linear-gradient(90deg,var(--turquoise),var(--foam));
    z-index:10000;
}
.reveal{
    opacity:0;
    transform:translateY(50px);
    transition:1s;
}
.reveal.visible{
    opacity:1;
    transform:none;
}

::-webkit-scrollbar{width:11px}
::-webkit-scrollbar-track{background:#eef7fa}
::-webkit-scrollbar-thumb{background:var(--atlantic);border-radius:30px}
::-webkit-scrollbar-thumb:hover{background:var(--turquoise)}
::selection{background:var(--turquoise);color:#fff}

/* RESPONSIVE */
@media (max-width:1100px){
    .navbar{padding:0 3%}
    .nav-menu{gap:22px}
    .nav-menu a{font-size:.86rem}
    .cards{grid-template-columns:repeat(2,1fr)}
    .gallery{grid-template-columns:repeat(2,1fr)}
    .institutional-grid{grid-template-columns:repeat(2,1fr)}
    .stats-container{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:850px){
    html{scroll-padding-top:90px}

    .navbar{
        height:70px;
        padding:0 18px;
        grid-template-columns:minmax(0,1fr) auto;
    }
    .nav-logo{
        width:auto;
        max-width:calc(100vw - 90px);
        height:70px;
        min-width:0;
        overflow:hidden;
    }
    .nav-logo img{
        width:52px;
        height:52px;
        max-width:52px;
        max-height:52px;
    }
    .nav-title{
        display:flex;
        max-width:200px;
        font-size:.56rem;
        line-height:1.2;
    }
    .menu-toggle{
        display:block;
        width:44px;
        height:44px;
        padding:8px;
        margin:0;
        justify-self:end;
        position:relative;
        z-index:10001;
    }
    .nav-menu{
        grid-column:1 / -1;
        position:absolute;
        top:70px;
        left:0;
        right:0;
        width:100%;
        max-height:calc(100vh - 70px);
        overflow-y:auto;
        display:flex;
        flex-direction:column;
        align-items:stretch;
        justify-content:flex-start;
        gap:0;
        margin:0;
        padding:10px 18px 18px;
        background:#fff;
        border-bottom:1px solid #e3ecef;
        box-shadow:0 12px 28px rgba(0,48,73,.14);
        opacity:0;
        visibility:hidden;
        pointer-events:none;
        transform:translateY(-8px);
        transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
        z-index:10000;
    }
    .navbar.menu-open .nav-menu{
        opacity:1;
        visibility:visible;
        pointer-events:auto;
        transform:translateY(0);
    }
    .nav-menu li{width:100%;flex:none}
    .nav-menu a{
        width:100%;
        padding:13px 6px;
        font-size:.95rem;
        line-height:1.35;
        white-space:normal;
    }
    .nav-menu a::after{display:none}
    .navbar .nav-menu .join-nav{
        display:block;
        width:100%;
        margin-top:8px;
        padding:12px 15px;
        text-align:center;
        border-radius:8px;
    }

    h1{font-size:3rem}
    h2{font-size:2.2rem}
    .hero{min-height:0;height:auto;padding:90px 0 50px}
    .hero-content{width:94%;max-width:none}
    .hero-logo{width:100%;height:auto;border-radius:12px}
    .scroll-indicator{display:none}
    .section{padding:80px 0}
    .about-content{width:92%;grid-template-columns:1fr;gap:35px}
    #about p{font-size:1rem}
    #about .about-images{display:grid;grid-template-columns:1fr;gap:16px}
    #about .about-images img{height:260px}
    .cards{width:92%;grid-template-columns:1fr;gap:24px}
    .card{padding:38px 25px}
    .gallery{width:92%;grid-template-columns:1fr;gap:16px}
    .gallery img{height:auto;aspect-ratio:16 / 10}
    .institutional-grid{grid-template-columns:1fr}
    .stats-container{width:92%;grid-template-columns:1fr;gap:20px}
    .mission-content,
    .observer-section .observer-content{width:92%;grid-template-columns:1fr;gap:35px}
    .mission-content p,
    .observer-content p{font-size:1rem;line-height:1.7}
    .observer-section .observer-images{display:grid;grid-template-columns:1fr;gap:16px}
    .observer-section .observer-images img{height:260px}
    .volunteer-section{padding:65px 15px}
    .volunteer-box{width:100%;padding:40px 22px;border-radius:16px}
    .footer-grid{width:92%;grid-template-columns:1fr;gap:35px;text-align:center}
    .social-links{justify-content:center}
    .simple-header{min-height:0;padding:10px 18px;flex-wrap:wrap;gap:8px}
    .simple-header .nav-logo{height:52px;gap:8px}
    .simple-header .nav-logo img{width:52px;height:52px;max-width:52px;max-height:52px}
    .simple-header .back-home{width:100%;text-align:right;font-size:.85rem}
}

@media (max-width:500px){
    html{scroll-padding-top:75px}

    .navbar{height:64px;padding:0 14px}
    .nav-logo{height:64px;max-width:calc(100vw - 80px)}
    .menu-toggle{width:42px;height:42px}
    .nav-menu{top:64px;max-height:calc(100vh - 64px);padding-left:14px;padding-right:14px}
    .hero{padding:78px 0 40px}
    .hero-content{width:96%}
    .hero-logo{border-radius:9px}
    h1{font-size:2rem}
    h2{font-size:1.8rem}
    .section{padding:70px 0}
    .container{width:94%}
    .document-page{padding:65px 0}
    .document-page h1{font-size:2.2rem}
    .document-placeholder{padding:24px 18px}
    .document-placeholder h2{font-size:1.5rem}
    .governing-bodies dl > div{gap:10px}
    .counter{font-size:3rem}
    .volunteer-section{padding:60px 15px}
    .volunteer-box{padding:35px 18px}
    .volunteer-box h2{font-size:1.9rem}
    .volunteer-button{width:100%;justify-content:center}
}

@media (max-width:360px){
    .navbar{padding-left:10px;padding-right:10px}
    .hero-content{width:97%}
    .volunteer-box{padding-left:15px;padding-right:15px}
}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
@keyframes bounce{
    0%,100%{transform:translate(-50%,0)}
    50%{transform:translate(-50%,-10px)}
}
@keyframes fadeInLeft{
    from{opacity:0;transform:translateX(-40px)}
    to{opacity:1;transform:none}
}
/* =========================================================
   MISSÃO
   ========================================================= */

.mission-section {
    background: #f5f9fa;
}

.mission-content {
    max-width: 900px;
    margin: 0 auto;
}

.mission-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}


/* =========================================================
   O OBSERVADOR
   ========================================================= */

.observer-section {
    background: #ffffff;
}

.observer-content {
    width: min(92%, 1100px);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 60px;
    align-items: stretch;
}

.observer-text {
    min-width: 0;
}

.observer-images {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-self: center;
}

.observer-images img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform .4s ease;
}

.observer-images img:hover {
    transform: scale(1.03);
}

.observer-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}


/* =========================================================
   DESTAQUE "JUNTA-TE" NA NAVBAR
   ========================================================= */

.nav-menu .join-nav {
    background: var(--turquoise);
    color: #fff;
    padding: 10px 18px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.25s ease;
}

.nav-menu .join-nav:hover {
    background: var(--ocean);
    color: #fff;
    transform: translateY(-1px);
}

/* Remove o efeito de linha inferior apenas deste botão */
.nav-menu .join-nav::after {
    display: none;
}
/* Centrar títulos e subtítulos das secções */ 

	.section-header { 
		text-align: center; 
}
	
	.section-header h2 { 
		text-align: center; 
}
	
	.section-header p { 
		text-align: center; 
		
}
/* Texto justificado nas secções */
.section p {
    text-align: justify;
}
/* Texto das listas sempre justificado */
.section ul li,
.section ol li {
    text-align: justify;
}
/*Marcadores Turquesa */
.section ul li::marker,
.section ol li::marker {
    color: var(--turquoise);
}

.social-links {
    display: flex;
    gap: 10px;
    margin-top: 18px;
}

.social-links a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 50%;
    color: #fff;
    font-size: 17px;
    transition: .3s ease;
}

.social-links a:hover {
    background: var(--turquoise);
    border-color: var(--turquoise);
    transform: translateY(-3px);
}