/* Base & Utilities */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* Geometric shapes */
.geo-shape { position: absolute; pointer-events: none; }

.shape-circle-1 {
    width: 520px; height: 520px;
    background: radial-gradient(circle, rgba(212,160,23,0.12) 0%, transparent 70%);
    top: -100px; right: -120px;
    border-radius: 50%;
    animation: float-slow 12s ease-in-out infinite;
}
.shape-circle-2 {
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(212,160,23,0.08) 0%, transparent 70%);
    bottom: 15%; left: 5%;
    border-radius: 50%;
    animation: float-slow 9s ease-in-out infinite reverse;
}
.shape-rect-1 {
    width: 160px; height: 160px;
    border: 2px solid rgba(212,160,23,0.15);
    top: 28%; left: 2%;
    transform: rotate(45deg);
    animation: spin-slow 20s linear infinite;
}
.shape-tri-1 {
    width: 0; height: 0;
    border-left: 70px solid transparent;
    border-right: 70px solid transparent;
    border-bottom: 120px solid rgba(212,160,23,0.06);
    top: 18%; right: 12%;
    animation: float-slow 8s ease-in-out infinite;
}
.shape-dots {
    width: 120px; height: 120px;
    bottom: 20%; right: 30%;
    background-image: radial-gradient(circle, rgba(212,160,23,0.25) 1.5px, transparent 1.5px);
    background-size: 14px 14px;
    animation: float-slow 10s ease-in-out infinite reverse;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}
@keyframes spin-slow {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

/* Nav */
.nav-link { position: relative; }
.nav-link::after {
    content: '';
    position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: #d4a017;
    transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* Mobile menu */
#mobile-menu.open { opacity: 1; pointer-events: auto; }
#mobile-menu.open .mobile-link { animation: fadeUp 0.4s ease forwards; opacity: 0; }
#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hamburger animation */
#menu-toggle.active .bar:nth-child(1) { transform: translateY(2.5px) rotate(45deg); }
#menu-toggle.active .bar:nth-child(2) { opacity: 0; }
#menu-toggle.active .bar:nth-child(3) { transform: translateY(-2.5px) rotate(-45deg); width: 20px; }

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    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; }