@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

@font-face {
    font-family: 'Xbox';
    src: url('XboxOriginalBold.ttf') format('truetype');
    font-weight: bold;
}

@font-face {
    font-family: 'Xbox2';
    src: url('Xbox.ASCIIsubset.ttf');
    font-display: swap;
}

:root {
    --bg-darker: #0d0d0d;
    --bg-card: #141414;
    --bg-elevated: #1a1a1a;
    --text-main: #ffffff;
    --text-dim: #a0a0a0;
    --accent-green: #107c10; /* xemu uses this for highlights */
    --accent-glow: rgba(16, 124, 16, 0.4);
    --accent-red: #c42b2b;
    --border-color: #2a2a2a;
    --radius: 12px;
}

* {
    box-sizing: border-box;
    transition: all 0.2s ease-in-out;
}

/* --- Focus Styles --- */
:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid #25f20f;
    outline-offset: 2px;
    box-shadow: 0 0 15px #25f20f;
}

/* Specialized focus for rounded buttons/icons */
.btn:focus-visible, 
.help-icon-btn:focus-visible, 
.logo-icon:focus-visible,
.tree-item summary:focus-visible,
.save-item:focus-visible,
.dropzone:focus-visible,
.xbox-icon:focus-visible {
    outline: 2px solid #25f20f;
    outline-offset: 3px;
    box-shadow: 0 0 20px rgba(37, 242, 15, 0.6);
}

body {
    background-color: var(--bg-darker);
    color: var(--text-main);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-darker); }
::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #333; }

/* --- Header --- */
header {
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Xbox', sans-serif;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background-image: url('icons/logo_orb.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Static moderate glow (Half intensity) */
    box-shadow: 0 0 25px rgba(37, 242, 15, 0.4);
    filter: brightness(1.1);
}

.mu-info {
    display: flex;
    gap: 2rem;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.mu-info strong { color: var(--text-main); margin-right: 4px; }

/* --- Main Layout --- */
main {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: 1rem;
    gap: 1rem;
}

/* --- Left Sidebar (Tree) --- */
.sidebar {
    width: 340px;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

.tree-container {
    flex: 1;
    overflow-y: auto;
    margin-right: -10px;
    padding-right: 10px;
}

.sidebar h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin: 0 0 1rem 0;
}

/* --- Slot Tabs --- */
.slot-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.slot-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 10px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
}

.slot-tab:hover {
    border-color: var(--accent-green);
    background: rgba(16, 124, 16, 0.05);
}

.slot-tab.active {
    border-color: var(--accent-green);
    background: rgba(16, 124, 16, 0.1);
    box-shadow: 0 0 15px rgba(16, 124, 16, 0.2);
}

.slot-label {
    font-family: 'Xbox', sans-serif;
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--accent-green);
    margin-bottom: 2px;
}

.slot-filename {
    font-size: 0.8rem;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

.slot-stats {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-top: 2px;
}

.tree-item {
    margin-bottom: 8px;
}

details summary {
    list-style: none;
    padding: 10px 14px;
    background: var(--bg-elevated);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    border: 1px solid transparent;
}

details summary:hover {
    border-color: var(--accent-green);
    background: #222;
}

details[open] summary {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-color: var(--border-color);
}

.save-list {
    background: #1c1c1c;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
    padding: 4px 0;
    border: 1px solid var(--border-color);
    border-top: none;
}

.save-item {
    padding: 8px 16px 8px 40px;
    font-size: 0.9rem;
    cursor: pointer;
    color: var(--text-dim);
    position: relative;
}

.save-item:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.save-item::before {
    content: '•';
    position: absolute;
    left: 20px;
    color: var(--accent-green);
}

/* --- Content Area --- */
.content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow-y: auto;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
}

.welcome-card {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.7) 0%, rgba(26, 26, 26, 0.5) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.welcome-card h1 {
    font-size: 2.5rem;
    margin-bottom: 0.2rem;
    font-family: 'Xbox', sans-serif;
    color: var(--text-main);
}

.welcome-subtitle {
    font-family: 'Xbox', sans-serif;
    font-size: 0.85rem;
    color: var(--accent-green);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 2rem;
    opacity: 0.9;
    text-shadow: 0 0 10px rgba(16, 124, 16, 0.5);
}

.welcome-card p {
    color: var(--text-dim);
    max-width: 500px;
    margin: 0 auto 2rem auto;
}

/* --- Detail View --- */
.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.game-title-large {
    font-family: 'Xbox', sans-serif;
    font-size: 1.8rem;
    color: var(--accent-green);
    margin: 0;
}

.save-name-large {
    font-size: 1.2rem;
    color: var(--text-main);
    margin: 0.2rem 0 0 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: var(--bg-elevated);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.stat-label { font-size: 0.75rem; color: var(--text-dim); text-transform: uppercase; margin-bottom: 4px; }
.stat-value { font-weight: 600; font-size: 1rem; }

/* --- Action Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-elevated);
    color: var(--text-main);
    font-weight: 500;
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
}

.btn:hover {
    background: #2a2a2a;
    border-color: #444;
}

/* --- Custom OG Xbox Icons --- */
.xbox-icon {
    display: inline-flex;
    vertical-align: middle;
    width: 20px;
    height: 20px;
    filter: drop-shadow(0 0 5px var(--accent-glow));
    position: relative;
}

.xbox-icon svg {
    width: 100%;
    height: 100%;
}

.xbox-icon path {
    fill: #25f20f;
    stroke: #050505;
    stroke-width: 0.5;
}

.btn-primary {
    background-image: url('icons/btn_bg.svg');
    background-size: 100% 100%;
    background-color: transparent;
    border: none;
    color: #ffffff;
    font-family: 'Xbox2', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 12px 24px;
    box-shadow: 0 4px 15px rgba(16, 124, 16, 0.4);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.btn-primary:hover {
    filter: brightness(1.2);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-1px);
}

.btn-subtle {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    padding: 12px 24px;
    border-radius: 8px;
    font-family: 'Xbox2', sans-serif;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
}

.btn-subtle:hover {
    border-color: #25f20f;
    color: #25f20f;
    background: rgba(37, 242, 15, 0.05);
    box-shadow: 0 0 10px rgba(37, 242, 15, 0.2), inset 0 0 5px rgba(0,0,0,0.5);
}

.btn-danger-subtle {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
    padding: 12px 24px;
    border-radius: 8px;
    font-family: 'Xbox2', sans-serif;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
}

.btn-danger-subtle:hover {
    border-color: #ff4d4d;
    color: #ff4d4d;
    background: rgba(255, 77, 77, 0.05);
    box-shadow: 0 0 10px rgba(255, 77, 77, 0.2), inset 0 0 5px rgba(0,0,0,0.5);
}

/* --- Help Overlay --- */
#help-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(15px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.help-card {
    background: var(--bg-card);
    border: 2px solid var(--accent-green);
    border-radius: var(--radius);
    padding: 3rem;
    max-width: 600px;
    box-shadow: 0 0 40px rgba(16, 124, 16, 0.3);
    position: relative;
}

.help-card h2 {
    font-family: 'Xbox', sans-serif;
    color: var(--accent-green);
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.help-list {
    margin: 1.5rem 0;
    padding: 0;
    list-style: none;
}

.help-list li {
    margin-bottom: 1rem;
    color: var(--text-dim);
    line-height: 1.5;
}

.help-list strong {
    color: var(--text-main);
}

.help-icon-btn {
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: transform 0.2s;
    filter: drop-shadow(0 0 5px var(--accent-glow));
}

.help-icon-btn:hover {
    transform: scale(1.1) rotate(5deg);
    filter: brightness(1.2) drop-shadow(0 0 10px var(--accent-glow));
}

.btn-danger:hover {
    background: #c42b2b;
    border-color: transparent;
}

/* --- Dropzone --- */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 3rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    cursor: pointer;
}

.dropzone:hover {
    border-color: var(--accent-green);
    background: rgba(16, 124, 16, 0.03);
}

/* --- Selection List --- */
.selection-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 10px 20px 10px 10px; /* Extra right padding for transform + focus ring */
    overflow-x: hidden;
}

.selection-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-main);
    text-decoration: none;
    transition: all 0.2s ease;
    min-width: 350px;
}

.selection-item:hover, .selection-item:focus-visible {
    border-color: var(--accent-green);
    background: rgba(16, 124, 16, 0.1);
    transform: translateX(5px);
}

.selection-item:active {
    transform: scale(0.98);
}

/* --- Animation --- */
.fade-in {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Option 1: CSS 3D 'Nuclear' Background --- */
.xbox-bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: #020502;
    overflow: hidden;
    perspective: 800px;
}

.xbox-bg-sphere {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200vw;
    height: 200vh;
    transform-style: preserve-3d;
    transform-origin: center center;
    /* Static position instead of animation */
    transform: translate(-50%, -50%) rotateX(25deg) rotateY(-15deg);
}

.xbox-bg-layer {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    /* Seamless Hexagonal Pattern (SVG) - Larger scale */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='112' height='200'%3E%3Cpath d='M56 132L0 100L0 32L56 0L112 32L112 100L56 132' fill='none' stroke='%23107c10' stroke-width='1.5' opacity='0.3'/%3E%3C/svg%3E");
    background-size: 112px 200px;
    backface-visibility: hidden;
    mask-image: radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 100%);
}

/* Offset each layer for static depth */
.xbox-bg-layer:nth-child(1) { transform: translateZ(200px); }
.xbox-bg-layer:nth-child(2) { transform: translateZ(-100px) rotateY(20deg); opacity: 0.5; }
.xbox-bg-layer:nth-child(3) { transform: translateZ(-400px) rotateX(-10deg); opacity: 0.2; }

.xbox-bg-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(37, 242, 15, 0.15) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
    /* Static glow */
    opacity: 0.6;
}

@keyframes toastIn {
    from { transform: translate(-50%, 20px); opacity: 0; }
    to { transform: translate(-50%, 0); opacity: 1; }
}