/* ═══════════════════════════════════════════════
   LAYOUT — Header, Footer, Grid, Container
   ═══════════════════════════════════════════════ */

/* ──── HEADER ──── */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 50;
    background: #006B3F;
    will-change: opacity, transform;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.main-header.main-header--intro {
}

.main-header.scrolled {
    background: rgba(0, 107, 63, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--space-md);
}

.header-logo img {
    height: 32px;
}

/* Desktop Nav */
.nav-desktop {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

.nav-desktop a {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--font-size-xs);
    color: #99C199;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--space-sm) 0;
}

.nav-desktop a:hover {
    color: var(--color-white);
}

.nav-desktop .btn {
    margin-left: var(--space-md);
}

/* Hamburger */
.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-white);
    background: none;
    border: none;
    cursor: pointer;
    z-index: 60;
}

/* Mobile Menu Fullscreen */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: #006B3F;
    z-index: 55;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    color: var(--color-white);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.mobile-menu nav a {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: var(--font-size-2xl);
    color: #99C199;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.mobile-menu.open nav a {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger dos links mobile */
.mobile-menu.open nav a:nth-child(1) {
    transition-delay: 0.05s;
}

.mobile-menu.open nav a:nth-child(2) {
    transition-delay: 0.1s;
}

.mobile-menu.open nav a:nth-child(3) {
    transition-delay: 0.15s;
}

.mobile-menu.open nav a:nth-child(4) {
    transition-delay: 0.2s;
}

.mobile-menu.open nav a:nth-child(5) {
    transition-delay: 0.25s;
}

.mobile-menu.open nav a:nth-child(6) {
    transition-delay: 0.3s;
}

.mobile-menu.open nav a:nth-child(7) {
    transition-delay: 0.35s;
}

.mobile-menu.open nav a:nth-child(8) {
    transition-delay: 0.4s;
}

.mobile-menu nav a:hover {
    color: var(--color-white);
}

.mobile-menu .btn {
    margin-top: var(--space-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.mobile-menu .btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: #F5C518;
}

.mobile-menu .btn-outline:hover {
    background: rgba(245, 197, 24, 0.12);
    color: var(--color-white);
    border-color: #F5C518;
}

.mobile-menu .btn-primary {
    background: #F5C518;
    color: #006400;
    border-color: #F5C518;
}

.mobile-menu .btn-primary:hover {
    background: #E0B400;
    border-color: #E0B400;
    color: #006400;
}

.mobile-menu.open .btn {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.45s;
}

@media (min-width: 1024px) {
    .header-inner {
        justify-content: center;
        gap: var(--space-2xl);
    }

    .nav-desktop {
        display: flex;
        margin-left: 0;
    }

    .header-auth-actions {
        margin-left: 0;
        padding: 10px;
    }

    .menu-toggle {
        display: none;
    }
}

/* ──── FOOTER ──── */
.main-footer {
    background: #020507;
    color: var(--color-white);
    padding: clamp(44px, 6vw, 64px) 0 clamp(36px, 5vw, 52px);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(26px, 4vw, 70px);
    padding: 0;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 1.4fr 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1.9fr 1fr 1fr 1fr;
    }
}

.footer-brand img {
    height: clamp(44px, 4.8vw, 58px);
    margin-bottom: 14px;
}

.footer-company {
    color: rgba(255, 255, 255, 0.34);
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 0.93vw, 1rem);
    margin: 0;
    max-width: 440px;
    line-height: 1.6;
}

.footer-links h4 {
    color: rgba(255, 255, 255, 0.54);
    font-family: var(--font-display);
    font-size: clamp(0.72rem, 0.76vw, 0.82rem);
    text-transform: uppercase;
    letter-spacing: 0.32em;
    margin-bottom: 8px;
    font-weight: 700;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.56);
    font-family: var(--font-body);
    font-size: clamp(0.96rem, 1.02vw, 1.06rem);
    padding: 2px 0;
    line-height: 1.58;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-sac {
    display: block;
    color: rgba(255, 255, 255, 0.48);
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 0.98vw, 1.02rem);
    padding: 2px 0;
    line-height: 1.58;
}

.footer-bottom {
    margin-top: clamp(28px, 3vw, 42px);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: clamp(14px, 1.8vw, 20px);
    text-align: left;
}

.footer-disclaimer {
    margin: 0;
    color: rgba(255, 255, 255, 0.52);
    font-family: var(--font-body);
    font-size: clamp(0.7rem, 0.75vw, 0.78rem);
    line-height: 1.55;
}

@media (max-width: 767px) {
    .main-footer {
        padding: 38px 0 34px;
    }

    .footer-grid {
        gap: 22px;
    }

    .footer-brand img {
        height: 42px;
    }

    .footer-company {
        font-size: 0.82rem;
        line-height: 1.5;
    }

    .footer-links h4 {
        font-size: 0.68rem;
        letter-spacing: 0.26em;
        margin-bottom: 6px;
    }

    .footer-links a,
    .footer-sac {
        font-size: 0.9rem;
    }

    .footer-bottom {
        margin-top: 22px;
        padding-top: 14px;
    }

    .footer-disclaimer {
        font-size: 0.65rem;
        line-height: 1.5;
    }
}