@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;800&family=Inter:wght@400;700&display=swap');

:root {
    --bg-color: #0c0e14;
    --primary-color: #4CAF50;
    --primary-dark: #388E3C;
    --health: #e53935;
    --hunger: #fb8c00;
    --energy: #1e88e5;
    --wood: #8d6e63;
    --stone: #9e9e9e;
    
    --panel-bg: rgba(20, 25, 30, 0.7);
    --glass-bg: rgba(30, 40, 50, 0.4);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-glow: 0 0 10px rgba(255,255,255,0.5);
    
    --shadow-3d: 0px 8px 0px rgba(0,0,0,0.4), 0px 10px 20px rgba(0,0,0,0.5);
    --shadow-inset: inset 0px 3px 5px rgba(255,255,255,0.2), inset 0px -3px 5px rgba(0,0,0,0.4);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none; /* Prevent pinch zoom on mobile */
}

body {
    background-color: var(--bg-color);
    font-family: 'Outfit', 'Inter', sans-serif;
    color: white;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
}

/* Canvas */
#gameCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    /* Optional grain effect via CSS */
    background: #4CAF50; /* Grass color fallback */
}

/* Global Illumination / Night cycle overlay */
#lightingOverlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 2;
    background-color: rgba(0, 0, 15, 0.0);
    transition: background-color 2s ease;
}

/* Helpers */
.hidden { display: none !important; }
.active { display: flex !important; }

/* UI Container */
#uiContainer {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 10;
    pointer-events: none; /* Let clicks pass through except on UI elements */
}

/* HUD System */
#survivalHud {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: auto;
}

.stat-bar-container {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 5px 10px;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.stat-icon {
    font-size: 20px;
    text-shadow: var(--shadow-3d);
}

.stat-bar {
    width: 150px;
    height: 14px;
    background: rgba(0,0,0,0.5);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.8);
}

.stat-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 0.3s ease-out;
    box-shadow: inset 0 3px 3px rgba(255,255,255,0.3);
}
.health-fill { background: linear-gradient(180deg, #ff5252 0%, #b71c1c 100%); }
.hunger-fill { background: linear-gradient(180deg, #ffa726 0%, #e65100 100%); }
.energy-fill { background: linear-gradient(180deg, #42a5f5 0%, #0d47a1 100%); }

#timeIndicator {
    margin-top: 5px;
    font-size: 18px;
    font-weight: 800;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    padding: 6px 15px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    width: fit-content;
    backdrop-filter: blur(5px);
}

/* Quick Bar / Inventory */
#quickBar {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    padding: 15px;
    background: var(--panel-bg);
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    pointer-events: auto;
    backdrop-filter: blur(10px);
}

.inv-slot {
    width: 60px;
    height: 60px;
    background: rgba(0,0,0,0.6);
    border-radius: 12px;
    border: 2px solid rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: inset 0 4px 6px rgba(0,0,0,0.8);
    transition: all 0.2s;
    cursor: pointer;
}

.inv-slot.active {
    border-color: #4CAF50;
    box-shadow: inset 0 4px 6px rgba(0,0,0,0.8), 0 0 15px rgba(76, 175, 80, 0.5);
    transform: translateY(-5px);
}

.item-img {
    width: 35px;
    height: 35px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    filter: drop-shadow(0 4px 3px rgba(0,0,0,0.5));
}
.ax-img { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%238d6e63" d="M12 2L10 22h4z"/><path fill="%239e9e9e" d="M7 6l10-4 2 6-10 4z"/></svg>'); }
.pick-img { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%238d6e63" d="M11 5L10 22h4z"/><path fill="%239e9e9e" d="M4 10l8-8 8 8-4-1-4-4-4 4z"/></svg>'); }
.food-img { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%23e53935" d="M12 2A10 10 0 0 0 2 12a10 10 0 0 0 10 10 10 10 0 0 0 10-10A10 10 0 0 0 12 2z"/><path fill="%234CAF50" d="M12 2C9 0 7 2 7 2s1 3 3 3 5-1 5-1-1-2-3-2z"/></svg>'); }
.water-img { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%2342a5f5" d="M12 2s-6 7.5-6 12a6 6 0 1 0 12 0c0-4.5-6-12-6-12z"/></svg>'); }

.item-count {
    position: absolute;
    bottom: -8px;
    right: -8px;
    background: #FF5252;
    color: white;
    font-size: 12px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 10px;
    border: 2px solid #222;
    box-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* Top Menus */
#topMenu {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 15px;
    pointer-events: auto;
}

.menu-btn, .menu-icon-btn, .btn-primary {
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
    color: white;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 16px;
    padding: 12px 25px;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: var(--shadow-3d), var(--shadow-inset);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.1s;
    text-shadow: 0 2px 4px rgba(0,0,0,0.4);
}
.menu-btn:active, .btn-primary:active, .menu-icon-btn:active {
    transform: translateY(6px);
    box-shadow: 0px 2px 0px rgba(0,0,0,0.4), var(--shadow-inset);
}

.menu-icon-btn {
    padding: 12px;
    font-size: 20px;
}

.btn-primary {
    font-size: 22px;
    padding: 15px 40px;
    border-radius: 20px;
    margin-top: 20px;
    background: linear-gradient(180deg, #ff9800 0%, #f57c00 100%);
}

/* Modals */
.overlay-full {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.modal {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

.modal-content {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    padding: 40px;
    border-radius: 24px;
    width: 90%;
    max-width: 600px;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), inset 0 2px 0 rgba(255,255,255,0.1);
    position: relative;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-title {
    font-size: 32px;
    margin-bottom: 25px;
    text-align: center;
    color: #f1c40f;
    text-shadow: 0 4px 6px rgba(0,0,0,0.5);
    border-bottom: 2px solid rgba(255,255,255,0.1);
    padding-bottom: 15px;
}

.close-btn {
    position: absolute;
    top: 20px; right: 20px;
    background: #e74c3c;
    border: none;
    color: white;
    width: 40px; height: 40px;
    border-radius: 50%;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 0 #c0392b;
}
.close-btn:active {
    transform: translateY(4px);
    box-shadow: 0 0 0 #c0392b;
}

.craft-grid, .build-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.recipe-card {
    background: rgba(0,0,0,0.4);
    border-radius: 16px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.2s, background 0.2s;
}
.recipe-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
}

.recipe-icon {
    font-size: 40px;
    margin-bottom: 10px;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.5));
}

.recipe-name {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
}

.recipe-req {
    font-size: 14px;
    color: #bbb;
    margin-bottom: 15px;
    text-align: center;
}

.btn-craft {
    background: linear-gradient(180deg, #3498db 0%, #2980b9 100%);
    border: none;
    color: white;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 0 #1f618d;
    width: 100%;
}
.btn-craft:active {
    transform: translateY(4px);
    box-shadow: none;
}
.btn-craft:disabled {
    background: #555;
    box-shadow: 0 4px 0 #333;
    color: #888;
    cursor: not-allowed;
}

/* Start / Death Screen */
.main-menu-content, .death-content {
    background: linear-gradient(135deg, rgba(20,25,30,0.9) 0%, rgba(10,12,15,0.95) 100%);
    padding: 40px;
    border-radius: 30px;
    border: 2px solid rgba(255,255,255,0.1);
    box-shadow: 0 30px 60px rgba(0,0,0,0.8);
    text-align: center;
    max-width: 500px;
    width: 90%;
}

.logo-container {
    margin-bottom: 30px;
}
.thumbnail-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    border: 3px solid rgba(255,255,255,0.2);
    margin-bottom: 20px;
}

.game-title {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 4px 15px rgba(76, 175, 80, 0.8);
    background: -webkit-linear-gradient(#f1c40f, #e67e22);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.instructions {
    text-align: left;
    background: rgba(0,0,0,0.5);
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
}
.instructions h3 {
    margin-bottom: 10px;
    color: #4CAF50;
    text-align: center;
}
.instructions ul {
    list-style: none;
}
.instructions li {
    margin-bottom: 8px;
    font-size: 16px;
    color: #ddd;
}

.death-title {
    font-size: 60px;
    color: #e74c3c;
    text-shadow: 0 0 20px rgba(231, 76, 60, 0.8);
    margin-bottom: 20px;
}

#deathReason {
    font-size: 20px;
    margin-bottom: 20px;
    color: #aaa;
}
.death-content p {
    font-size: 24px;
    margin-bottom: 30px;
}

/* Mobile Controls */
#mobileControls {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

#joystickZone {
    width: 150px;
    height: 150px;
    pointer-events: auto;
}

#joystickBase {
    width: 120px; height: 120px;
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    position: relative;
    top: 15px; left: 15px;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
    display: none; /* Hide by default, show on mobile via JS or media query */
}

#joystickStick {
    width: 50px; height: 50px;
    background: rgba(255,255,255,0.5);
    border-radius: 50%;
    position: absolute;
    top: 35px; left: 35px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    transition: transform 0.1s;
}

#actionButtons {
    display: flex;
    gap: 15px;
    align-items: flex-end;
    pointer-events: auto;
    display: none; /* Hide on desktop */
}

.action-btn {
    width: 70px; height: 70px;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    border: 2px solid rgba(255,255,255,0.2);
    color: white;
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
}
.action-btn:active {
    background: rgba(255,255,255,0.2);
    transform: scale(0.95);
}

/* Responsive Overrides */
@media (max-width: 768px) {
    #mobileControls #joystickBase, #mobileControls #actionButtons {
        display: flex; /* Show mobile controls */
    }
    #survivalHud {
        transform: scale(0.8);
        transform-origin: top left;
        top: 10px; left: 10px;
    }
    #topMenu {
        transform: scale(0.8);
        transform-origin: top right;
        top: 10px; right: 10px;
    }
    #quickBar {
        bottom: 100px; /* Above mobile controls */
        transform: translateX(-50%) scale(0.8);
    }
    .modal-content {
        padding: 20px;
        width: 95%;
    }
    .game-title {
        font-size: 32px;
    }
}