/* --- OSHI BRAND PALETTE --- */
:root {
    --oshi-bg: #1a1a1a;
    --oshi-panel: #262626;
    --oshi-red: #d32f2f;
    --oshi-teal: #0d9488;
    --oshi-text: #ffffff;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--oshi-bg);
    color: var(--oshi-text);
}

h1, h2, h3, .tech-font {
    font-family: 'Rajdhani', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Dark Mode Map Filter */
.map-tile-filter .leaflet-layer,
.map-tile-filter .leaflet-control-zoom-in,
.map-tile-filter .leaflet-control-zoom-out,
.map-tile-filter .leaflet-control-attribution {
    filter: invert(100%) hue-rotate(180deg) brightness(85%) contrast(90%) grayscale(100%);
}

/* Breath Animation */
@keyframes breathe {
    0%, 100% { transform: scale(1); opacity: 0.5; box-shadow: 0 0 10px var(--oshi-teal); }
    50% { transform: scale(1.5); opacity: 0.9; box-shadow: 0 0 30px var(--oshi-teal); }
}
.breathing-circle {
    animation: breathe 8s infinite ease-in-out;
}

/* Auth Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
    20%, 40%, 60%, 80% { transform: translateX(4px); }
}
.animate-shake {
    animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
    border-color: #d32f2f !important;
}

/* Hero Carousel Fade Transition */
.fade-transition {
    transition: opacity 1s ease-in-out;
}
.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--oshi-bg); }
::-webkit-scrollbar-thumb { background: #444; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--oshi-red); }