/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
select option { color: #3a3a3a; }

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
#navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}
.nav-text-color { transition: color 0.3s ease; }
.nav-text-muted { transition: color 0.3s ease; }
#navbar:not(.scrolled) .nav-text-color { color: #1f1f1f; }
#navbar:not(.scrolled) .nav-text-muted { color: #6b6b6b; }
#navbar.scrolled .nav-text-color { color: #2d2d2d; }
#navbar.scrolled .nav-text-muted { color: #a0a0a0; }
#navbar:not(.scrolled) .mobile-nav-link { color: #3a3a3a; }

/* ── Hero Gradient ── */
.hero-gradient {
    background: linear-gradient(135deg, #2d2d2d 0%, #3a3a3a 30%, #4a4a4a 55%, #3a3a3a 80%, #1f1f1f 100%);
}
.hero-pattern {
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(244, 132, 95, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 240, 232, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(232, 223, 245, 0.08) 0%, transparent 40%);
}

/* ── Floating Animations ── */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -30px) scale(1.05); }
}
@keyframes float-medium {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-25px, 20px) scale(1.03); }
}
@keyframes float-fast {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(15px, -15px); }
}
.animate-float-slow { animation: float-slow 8s ease-in-out infinite; }
.animate-float-medium { animation: float-medium 6s ease-in-out infinite; }
.animate-float-fast { animation: float-fast 4s ease-in-out infinite; }

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Card Hover ── */
.card-hover { transform: translateY(0); }
@media (prefers-reduced-motion: no-preference) {
    .card-hover { transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; }
    .card-hover:hover { transform: translateY(-4px); }
}

/* ── Mobile Menu ── */
#mobile-menu {
    animation: slideDown 0.25s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f7f7f7; }
::-webkit-scrollbar-thumb { background: #d1d1d1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a0a0a0; }

/* ── Selection ── */
::selection { background: rgba(244, 132, 95, 0.2); color: #2d2d2d; }