/* Mississippi Headwaters Palette */
:root {
    --deep-river: #0F2A2E;
    --pine-forest: #2F5D50;
    --river-stone: #E6E1D8;
    --driftwood: #B8AFA0;
    --blood-red: #8C1D18;
    --ember-gold: #C49A4A;
    --cold-water: #3F6E73;
    --clay-earth: #7A4E3A;
    --mist-gray: #F4F2EE;
}

body {
    background-color: var(--river-stone);
    color: var(--deep-river);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

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

.hero-bg {
    background-image: linear-gradient(rgba(15, 42, 46, 0.6), rgba(15, 42, 46, 0.85)), url('assets/hero_bg_warm.jpg');
    background-size: cover;
    background-position: center;
}

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

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

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

.bg-mist-gray { background-color: var(--mist-gray); }

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

.text-gold { color: var(--ember-gold); }

/* 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(--pine-forest);
    color: white;
    transition: all 0.3s ease;
}
.btn-secondary:hover {
    background-color: #244a40;
    box-shadow: 0 0 15px rgba(196, 154, 74, 0.3);
}

/* Sections */
.section-dark {
    background-color: var(--deep-river);
    color: var(--mist-gray);
}

.section-light {
    background-color: var(--mist-gray);
}

.card-earthy {
    background: white;
    border: 1px solid var(--driftwood);
    border-radius: 8px;
    transition: border-color 0.3s ease;
}
.card-earthy:hover {
    border-color: var(--pine-forest);
}

/* Decorative */
.glow-gold {
    text-shadow: 0 0 10px rgba(196, 154, 74, 0.4);
}

.divider-driftwood {
    height: 1px;
    background-color: var(--driftwood);
    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(--ember-gold), 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(--pine-forest);
    border-radius: 50%;
    border: 3px solid var(--river-stone);
}

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

/* 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");
}