/* Northern Lights Palette */
:root {
    --aurora-teal: #4BCFD6;
    --deep-blue: #1A5092;
    --mid-blue: #346EA4;
    --river-blue: #3D8FB1;
    --ice-blue: #A7DCEF;
    --charcoal: #2C2C2C;
    --blood-red: #8C1D18;
    --mist-white: #F4F2EE;
}

body {
    background-color: var(--mist-white);
    color: var(--charcoal);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

h1, h2, h3, .prophetic-font {
    font-family: 'Cinzel', serif;
}

/* Fix Hero Layout - Ensure it doesn't cut off */
.hero-bg {
    background-image: linear-gradient(rgba(26, 80, 146, 0.4), rgba(44, 44, 44, 0.8)), url('assets/hero_bg_aurora.jpg');
    background-size: cover;
    background-position: center;
    min-height: 100vh;
    padding-top: 5rem; /* Space for fixed nav */
    display: flex;
    align-items: center;
    justify-content: center;
}

/* UI Elements */
.bg-deep-blue { background-color: var(--deep-blue); }
.text-deep-blue { color: var(--deep-blue); }

.bg-aurora-teal { background-color: var(--aurora-teal); }
.text-aurora-teal { color: var(--aurora-teal); }

.bg-ice-blue { background-color: var(--ice-blue); }
.text-ice-blue { color: var(--ice-blue); }

.bg-charcoal { background-color: var(--charcoal); }
.text-charcoal { color: var(--charcoal); }

.accent-blood { color: var(--blood-red); }
.bg-blood { background-color: var(--blood-red); }

/* Buttons */
.btn-primary {
    background-color: var(--blood-red);
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(140, 29, 24, 0.2);
}
.btn-primary:hover {
    background-color: #6E1411;
    box-shadow: 0 6px 20px rgba(140, 29, 24, 0.3);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--deep-blue);
    color: white;
    transition: all 0.3s ease;
}
.btn-secondary:hover {
    background-color: var(--mid-blue);
    box-shadow: 0 0 15px rgba(75, 207, 214, 0.3);
}

/* Sections */
.section-dark {
    background-color: var(--charcoal);
    color: var(--mist-white);
}

.section-aurora {
    background-color: var(--deep-blue);
    color: var(--mist-white);
}

.card-aurora {
    background: white;
    border: 1px solid var(--ice-blue);
    border-radius: 8px;
    transition: border-color 0.3s ease;
}
.card-aurora:hover {
    border-color: var(--aurora-teal);
}

/* Decorative */
.glow-teal {
    text-shadow: 0 0 10px rgba(75, 207, 214, 0.4);
}

.divider-ice {
    height: 1px;
    background-color: var(--ice-blue);
    opacity: 0.5;
}

.river-flow-line {
    position: relative;
    overflow: hidden;
}
.river-flow-line::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--aurora-teal), transparent);
    animation: flow 5s linear infinite;
}

@keyframes flow {
    to { left: 100%; }
}

.timeline-marker::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 5px;
    width: 18px;
    height: 18px;
    background-color: var(--aurora-teal);
    border-radius: 50%;
    border: 3px solid var(--mist-white);
}

/* Map Pins */
.map-pin {
    background-color: var(--blood-red);
    box-shadow: 0 0 8px var(--aurora-teal);
}

/* Texture overlays */
.grain-overlay {
    position: relative;
}
.grain-overlay::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    pointer-events: none;
    background-image: url("https://www.transparenttextures.com/patterns/natural-paper.png");
}