/* ===== BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(255, 193, 7, 0.3);
    color: #fff;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f1a2e;
}
::-webkit-scrollbar-thumb {
    background: #6e1634;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a51440;
}

/* ===== REVEAL ANIMATIONS (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal-up {
        transform: translateY(40px);
    }
    .reveal-left {
        transform: translateX(-40px);
    }
    .reveal-right {
        transform: translateX(40px);
    }

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* ===== NAVBAR SCROLLED STATE ===== */
.navbar-scrolled {
    background: rgba(7, 13, 24, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MOBILE MENU ===== */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

/* ===== CARD GLOW EFFECTS ===== */
.experience-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,193,7,0.2), rgba(110,22,52,0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.experience-card:hover::before {
    opacity: 1;
}

/* ===== BUTTON RIPPLE ===== */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-ripple:active::after {
    width: 200px;
    height: 200px;
}

/* ===== IMAGE HOVER ZOOM ===== */
img {
    will-change: transform;
}

/* ===== FOCUS STYLES ===== */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #ffc107;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 640px) {
    .font-display {
        word-break: keep-all;
    }
}