/* ── Base & Reset ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: #020610;
    color: #ffffff;
    overflow-x: hidden;
}

/* ── Geometric Hero Shapes ── */
.geo-shape {
    position: absolute;
    opacity: 0.12;
    pointer-events: none;
}

.geo-triangle-1 {
    top: 12%;
    left: 5%;
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid #2BC492;
    transform: rotate(-15deg);
    animation: float-shape 8s ease-in-out infinite;
}

.geo-triangle-2 {
    bottom: 18%;
    right: 8%;
    width: 0;
    height: 0;
    border-left: 45px solid transparent;
    border-right: 45px solid transparent;
    border-bottom: 78px solid #7EE8C8;
    transform: rotate(25deg);
    animation: float-shape 10s ease-in-out infinite reverse;
}

.geo-hex-1 {
    top: 25%;
    right: 12%;
    width: 80px;
    height: 80px;
    background: #2BC492;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    animation: float-shape 7s ease-in-out infinite;
}

.geo-diamond {
    bottom: 25%;
    left: 10%;
    width: 60px;
    height: 60px;
    background: #4FD4A8;
    transform: rotate(45deg);
    animation: float-shape 9s ease-in-out infinite reverse;
}

.geo-circle-1 {
    top: 60%;
    right: 5%;
    width: 120px;
    height: 120px;
    border: 3px solid #2BC492;
    border-radius: 50%;
    animation: float-shape 11s ease-in-out infinite;
}

@keyframes float-shape {
    0%, 100% { transform: translateY(0px) rotate(var(--rotation, 0deg)); }
    50% { transform: translateY(-20px) rotate(var(--rotation, 0deg)); }
}

.geo-triangle-1 { --rotation: -15deg; }
.geo-triangle-2 { --rotation: 25deg; }
.geo-diamond { --rotation: 45deg; }

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(2, 6, 16, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* ── Mobile Menu ── */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        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; }
}

/* ── Form focus styles ── */
input:focus, textarea:focus {
    outline: none;
}

/* ── Selection color ── */
::selection {
    background: rgba(43, 196, 146, 0.3);
    color: #ffffff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #020610;
}

::-webkit-scrollbar-thumb {
    background: rgba(43, 196, 146, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(43, 196, 146, 0.5);
}