:root {
    --leather: #8D6E63;
    --dark-green: #2E4033;
    --cream: #F5F5DC;
    --gold: #C5A059;
    --deep: #1a2620;
    --overlay: rgba(0,0,0,0.45);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #333;
    background-color: var(--dark-green);
    overflow-x: hidden;
}
a { color: inherit; }
.sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: 80px;
    background: var(--deep);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 34px;
    z-index: 100;
    border-right: 1px solid var(--gold);
}
.brand-mark {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    color: rgba(255,255,255,0.8);
    letter-spacing: 0.35rem;
    font-size: 0.72rem;
    margin-bottom: 24px;
    text-transform: uppercase;
}
.nav-icon {
    width: 42px;
    height: 42px;
    margin-bottom: 16px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--gold);
    cursor: pointer;
    transition: 0.3s;
    font-size: 0.95rem;
    text-decoration: none;
    background: transparent;
}
.nav-icon:hover,
.nav-icon.active {
    background: var(--gold);
    color: #000;
}
.page-wrap { margin-left: 80px; }
.hero,
.band {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    padding: 70px 40px;
}
.hero::before,
.band::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(var(--overlay), var(--overlay));
}
.hero-inner,
.band-inner,
.content-block {
    position: relative;
    z-index: 1;
}
.hero-home { background-image: url('assets/bg-home.svg'); }
.hero-mission { background-image: url('assets/bg-mission.svg'); }
.hero-association { background-image: url('assets/bg-association.svg'); }
.hero-engagements { background-image: url('assets/bg-engagements.svg'); }
.hero-transparence { background-image: url('assets/bg-transparence.svg'); }
.hero-contact { background-image: url('assets/bg-contact.svg'); }
.content-box {
    background: rgba(255,255,255,0.95);
    padding: 54px;
    max-width: 760px;
    border-left: 5px solid var(--leather);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.content-box.wide { max-width: 920px; }
.content-box.narrow { max-width: 620px; }
.eyebrow {
    color: var(--gold);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.18rem;
    font-size: 0.84rem;
}
h1 {
    font-size: clamp(2.4rem, 4vw, 4rem);
    margin-bottom: 22px;
    color: var(--dark-green);
    text-transform: uppercase;
    line-height: 1.05;
}
h2 {
    color: var(--gold);
    margin-bottom: 16px;
    font-size: 1.8rem;
}
h3 {
    color: var(--dark-green);
    margin-bottom: 12px;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.06rem;
}
p {
    margin-bottom: 18px;
    line-height: 1.85;
    font-size: 1.06rem;
}
.btn-gold {
    display: inline-block;
    padding: 12px 28px;
    border: 2px solid var(--leather);
    color: var(--leather);
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    transition: 0.3s;
    letter-spacing: 0.06rem;
}
.btn-gold:hover {
    background: var(--leather);
    color: white;
}
.info-strip {
    background: var(--cream);
    color: var(--leather);
    padding: 60px 42px;
}
.grid-2,
.grid-3 {
    display: grid;
    gap: 28px;
    max-width: 1240px;
    margin: 0 auto;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
    background: rgba(255,255,255,0.95);
    padding: 36px;
    border-top: 3px solid var(--gold);
    box-shadow: 0 12px 25px rgba(0,0,0,0.18);
}
.card p:last-child,
.content-box p:last-child { margin-bottom: 0; }
.legal-list {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 14px 20px;
    margin-top: 18px;
}
.legal-list dt {
    font-weight: 700;
    color: var(--dark-green);
}
.legal-list dd { margin: 0; }
.footer {
    margin-left: 80px;
    background: #131b17;
    color: rgba(255,255,255,0.88);
    padding: 28px 40px;
    border-top: 1px solid rgba(197,160,89,0.35);
}
.footer-inner {
    max-width: 1240px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: 0.95rem;
}
.top-link {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gold);
    background: rgba(26,38,32,0.92);
    color: var(--gold);
    text-decoration: none;
    z-index: 90;
}
@media (max-width: 980px) {
    .grid-2,
    .grid-3 { grid-template-columns: 1fr; }
    .content-box { padding: 36px; }
    .legal-list { grid-template-columns: 1fr; gap: 6px; }
}
@media (max-width: 768px) {
    .sidebar {
        position: sticky;
        top: 0;
        bottom: auto;
        width: 100%;
        height: 74px;
        flex-direction: row;
        justify-content: center;
        padding: 0 14px;
        gap: 10px;
        overflow-x: auto;
    }
    .brand-mark { display: none; }
    .nav-icon { margin-bottom: 0; flex: 0 0 auto; }
    .page-wrap,
    .footer { margin-left: 0; }
    .hero,
    .band { min-height: auto; padding: 90px 18px 56px; background-attachment: scroll; }
    .info-strip { padding: 42px 18px; }
    .footer { padding: 24px 18px; }
}