/* ===== Header ===== */
.header {
    background-color: var(--clr-overlay);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.header.is-scrolled {
    border-bottom-color: var(--clr-border);
    box-shadow: var(--shadow-sm);
}

.header__inner {
    height: 72px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--clr-accent);
    letter-spacing: 0.05em;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
    color: var(--clr-accent);
}

.nav__list {
    display: flex;
    gap: var(--space-sm);
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--clr-text-main);
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    position: relative;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav__link:hover {
    background-color: rgba(196, 149, 106, 0.08);
    color: var(--clr-accent);
}

.nav__link.active {
    color: var(--clr-accent);
    background-color: rgba(196, 149, 106, 0.1);
    font-weight: 600;
}

.mobile-toggle {
    display: none;
    font-size: 1.4rem;
    color: var(--clr-text-main);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: none;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.mobile-toggle:hover {
    background-color: rgba(196, 149, 106, 0.08);
}

/* ===== Footer ===== */
.footer {
    background-color: var(--clr-bg-dark);
    padding: var(--space-lg) 0 var(--space-md);
    color: var(--clr-text-light);
}

.footer a {
    color: var(--clr-text-light);
    transition: color var(--transition-fast);
}

.footer a:hover {
    color: var(--clr-accent);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer__title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
    color: var(--clr-accent);
}

.footer__copyright {
    text-align: center;
    font-size: 0.8rem;
    color: rgba(209, 202, 192, 0.5);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: var(--space-md);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.95rem 2.4rem;
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-hover));
    color: var(--clr-bg-white);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-pill);
    transition: transform var(--transition-fast), box-shadow var(--transition-base);
    text-align: center;
    box-shadow: 0 4px 16px rgba(196, 149, 106, 0.25);
    min-height: 48px;
    letter-spacing: 0.03em;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(196, 149, 106, 0.35);
    color: var(--clr-bg-white);
}

.btn--outline {
    background: transparent;
    border: 2px solid var(--clr-accent);
    color: var(--clr-accent);
    box-shadow: none;
}

.btn--outline:hover {
    background: var(--clr-accent);
    color: var(--clr-bg-white);
    box-shadow: 0 8px 28px rgba(196, 149, 106, 0.25);
}

.btn--green {
    background: linear-gradient(135deg, var(--clr-accent-2), var(--clr-accent-2-hover));
    box-shadow: 0 4px 16px rgba(124, 152, 133, 0.25);
}

.btn--green:hover {
    box-shadow: 0 8px 28px rgba(124, 152, 133, 0.35);
    color: var(--clr-bg-white);
}

/* ===== Dynamic Image Grids ===== */
.content-grid-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--space-lg) 0;
}

.content-grid-1 {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
}

.content-grid-1 > img {
    max-width: 800px;
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.content-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    align-items: center;
    justify-items: center;
}

.content-grid-2 > img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    max-width: 450px;
}

.content-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    align-items: start;
    justify-items: center;
}

.content-grid-3 > img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    max-width: 320px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background-color: var(--clr-bg-white);
        padding: var(--space-xl) var(--space-md) var(--space-md);
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: 999;
    }

    .nav.is-open {
        transform: translateX(0);
    }

    .nav__list {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .nav__link {
        padding: 0.75rem var(--space-sm);
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }

    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .content-grid-2,
    .content-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Mobile menu overlay */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 46, 0.3);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.nav-overlay.is-active {
    display: block;
    opacity: 1;
}