/* ── Base & Utilities ── */
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 80px; }
    body { margin: 0; }
    img { max-width: 100%; display: block; }
    
    /* ── Selection ── */
    ::selection { background: rgba(232, 115, 90, 0.2); color: #2a2e33; }
    
    /* ── Scrollbar ── */
    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: #fdf8f5; }
    ::-webkit-scrollbar-thumb { background: #e2e3e5; border-radius: 4px; }
    ::-webkit-scrollbar-thumb:hover { background: #c4c6cb; }
    
    /* ── Navbar ── */
    #navbar {
        background: rgba(254, 252, 251, 0.85);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    #navbar.scrolled {
        background: rgba(254, 252, 251, 0.95);
        box-shadow: 0 1px 20px rgba(0,0,0,0.06);
    }
    
    /* ── Mobile Menu ── */
    #mobile-menu.open { opacity: 1; pointer-events: all; }
    #mobile-menu.closed { opacity: 0; pointer-events: none; }
    #menu-icon-1.open { transform: rotate(45deg); top: 45%; }
    #menu-icon-2.open { transform: rotate(-45deg); top: 52%; }
    
    /* ── Reveal Animations ── */
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    
    /* ── Smooth image loading ── */
    img { opacity: 0; transition: opacity 0.5s ease; }
    img.loaded { opacity: 1; }
    
    /* ── Focus styles ── */
    a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
        outline: 2px solid #E8735A;
        outline-offset: 2px;
        border-radius: 4px;
    }
    
    /* ── Mobile menu link hover ── */
    .mobile-link {
        position: relative;
    }
    .mobile-link::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 0;
        height: 2px;
        background: #E8735A;
        transition: width 0.3s ease;
    }
    .mobile-link:hover::after { width: 100%; }