/* Paleta de colores Fríos y Oscuros (Estilo Consola 90s) */
:root {
    --bg-dark: #0d0d1a;
    /* Azul muy oscuro */
    --panel-bg: #161b22;
    /* Gris azulado frío */
    --border-color: #4158d0;
    /* Azul neón apagado para bordes */
    --text-main: #c9d1d9;
    /* Gris claro (no blanco puro) */
    --accent: #00ffcc;
    /* Cyan para selección/actividad */
    --font: 'Inconsolata', monospace;
    --error: #ff3333;
    /* Added for auth errors */
    --success: yellowgreen;
    /* Added for auth success */
    --font-heading: 'Play', sans-serif;
    /* Fallback for auth title */
}

/* SOLAR THEME (Beige/White/Warm) */
body.theme-solar {
    --bg-dark: #fdf6e3;
    /* Creamy white background */
    --panel-bg: #eee8d5;
    /* Beige panel */
    --border-color: #b58900;
    /* Golden/Orange border */
    --text-main: #657b83;
    /* Greyish text */
    --accent: #cb4b16;
    /* Orange accent */
    --error: #dc322f;
    /* Red */
    --success: #859900;
    /* Green */
}

/* CYBERPUNK THEME (Neon/High Contrast) */
body.theme-cyberpunk {
    --bg-dark: #000b1e;
    /* Deep blue-black */
    --panel-bg: #051628;
    /* Dark tech blue */
    --border-color: #ff00ff;
    /* Magenta border */
    --text-main: #00ffff;
    /* Cyan text */
    --accent: #ffff00;
    /* Yellow accent */
    --error: #ff0055;
    /* Neon Red */
    --success: #00ff00;
    /* Pure Green */
}


body,
html {
    margin: 0;
    padding: 0;
    height: 100vh;
    /* Desired height */
    min-height: 100vh;
    /* Minimum */
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font);
    font-size: var(--font-scale, 100%);
    /* Applied globally */
    overflow: auto;
    /* Allow scrolling if window is too small */
}

/* Contenedor Principal */
.app-container {
    display: flex;
    height: 100vh;
    min-height: 600px;
    /* Prevent crushing on small screens */
    width: 100vw;
    border: 2px solid var(--border-color);
    box-sizing: border-box;
    overflow: hidden;
    /* Keep internal scrolling */
}

/* Panel de Usuarios (15%) */
.user-panel {
    width: 15%;
    background-color: var(--panel-bg);
    border-right: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.user-header {
    padding: 10px;
    font-weight: bold;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
    background: rgba(65, 88, 208, 0.2);
}

/* Group Styles */
.user-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-right: 10px;
}

.btn-group-link {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.5rem;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid var(--accent);
    padding: 2px 5px;
    transition: all 0.2s;
}

.btn-group-link:hover {
    background: var(--accent);
    color: #000;
}

.group-section-title {
    background: rgba(0, 255, 204, 0.1);
    color: var(--accent);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.6rem;
    padding: 5px 10px;
    margin-top: 15px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.user-list {
    flex-grow: 1;
    overflow-y: auto;
}

.user-item {
    padding: 15px 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    display: flex;
    /* Added for badge alignment */
    justify-content: space-between;
    /* Added for badge alignment */
    align-items: center;
    /* Added for badge alignment */
}

/* Clase para cuando seleccionas un usuario con el D-Pad */
.user-item.selected {
    background-color: var(--border-color);
    color: white;
    text-transform: uppercase;
}

/* Caja de Chat (55%) */
.chat-area {
    width: 55%;
    display: flex;
    flex-direction: column;
    background-image: radial-gradient(circle, #1a1a2e 1px, transparent 1px);
    background-size: 20px 20px;
    /* Efecto sutil de rejilla retro */
    transition: width 0.3s ease;
    position: relative;
    /* For absolute positioning of dropdown */
}

.keyboard-hidden .chat-area {
    width: 85%;
}

/* Panel de Teclado (30%) */
.keyboard-panel {
    width: 30%;
    background-color: var(--panel-bg);
    border-left: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.keyboard-hidden .keyboard-panel {
    display: none;
}

.keyboard-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 5px;
    padding: 10px;
    overflow-y: auto;
}

.key-btn {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 10px 5px;
    font-family: var(--font);
    font-size: 0.8rem;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 3px;
}

.key-btn:hover {
    background: var(--border-color);
    color: white;
}

.key-btn:active {
    background: var(--accent);
    color: var(--bg-dark);
}

.key-btn.wide {
    grid-column: span 2;
}

.key-btn.extra-wide {
    grid-column: span 5;
}

.key-btn.enter {
    background: var(--border-color);
    color: white;
    grid-column: span 3;
}

.chat-history {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message {
    max-width: 70%;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.msg-received {
    align-self: flex-start;
    background: #21262d;
    border: 1px solid var(--border-color);
}

.msg-sent {
    align-self: flex-end;
    background: var(--border-color);
    color: white;
}

/* Input de Chat */
.chat-input-area {
    height: 60px;
    border-top: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 15px;
    background: var(--bg-dark);
}

.chat-input {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: var(--font);
    font-size: 1rem;
    flex-grow: 1;
    outline: none;
}

.cursor-blink {
    width: 10px;
    height: 1.2rem;
    background-color: var(--accent);
    display: inline-block;
    animation: blink 1s infinite;
    vertical-align: middle;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

/* Login & Signup Styles */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
}

.auth-box {
    border: 2px solid var(--border-color);
    padding: 40px;
    background: var(--panel-bg);
    width: 400px;
    box-shadow: 0 0 15px rgba(65, 88, 208, 0.3);
}

.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

.auth-logo {
    max-width: 150px;
    height: auto;
    filter: drop-shadow(0 0 5px var(--border-color));
}

.auth-title {
    text-align: center;
    margin-bottom: 30px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-family: var(--font-heading);
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-main);
}

.form-input {
    width: 100%;
    padding: 10px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--accent);
    font-family: var(--font);
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 5px var(--accent);
}

.btn-retro {
    width: 100%;
    padding: 12px;
    background: var(--border-color);
    color: white;
    border: none;
    font-family: var(--font);
    cursor: pointer;
    text-transform: uppercase;
    font-weight: bold;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.btn-retro:hover {
    background: var(--accent);
    color: var(--bg-dark);
    box-shadow: 0 0 10px var(--accent);
}

.auth-link {
    margin-top: 20px;
    text-align: center;
    font-size: 0.8rem;
}

.auth-link a {
    color: var(--accent);
    text-decoration: none;
}

.auth-link a:hover {
    text-decoration: underline;
}

.error-message {
    color: var(--error);
    text-align: center;
    margin-bottom: 15px;
    min-height: 20px;
}

.success-message {
    color: var(--success);
    text-align: center;
    margin-bottom: 15px;
    min-height: 20px;
}

.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-toggle-btn {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0;
}

.password-toggle-btn:focus {
    outline: none;
}

/* Online User Style */
.user-item.online {
    color: yellowgreen;
    text-shadow: 0 0 5px yellowgreen;
}

/* Custom Scrollbar (Retro Style) */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
    border-left: 1px solid var(--border-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border: 1px solid var(--bg-dark);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

::-webkit-scrollbar-corner {
    background: var(--bg-dark);
}


/* Efecto de selección para la Trimui */
.retro-focus {
    border: 2px solid var(--accent) !important;
    box-shadow: 0 0 15px var(--accent) !important;
    outline: none;
    transform: scale(1.02);
    transition: all 0.1s ease-in-out;
}

/* Dropdown Menu */
.retro-dropdown {
    position: absolute;
    top: 50px;
    right: 10px;
    background: var(--panel-bg);
    border: 2px solid var(--border-color);
    box-shadow: 0 0 15px rgba(65, 88, 208, 0.5);
    z-index: 1000;
    min-width: 150px;
}

.dropdown-item {
    padding: 10px 15px;
    cursor: pointer;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    transition: all 0.2s;
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background: var(--border-color);
    color: white;
}

.dropdown-header {
    background: rgba(0, 0, 0, 0.3);
    color: var(--accent);
    padding: 5px 15px;
    font-size: 0.7rem;
    font-weight: bold;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dropdown-item.flex-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.config-action-btn {
    background: var(--border-color);
    border: none;
    color: white;
    padding: 2px 8px;
    cursor: pointer;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.6rem;
}

.config-action-btn:hover {
    background: var(--accent);
    color: var(--bg-dark);
}

/* Mobile Responsiveness for Small Screens (Login/Signup) */
@media (max-width: 430px) {
    .auth-container {
        height: 100vh;
        width: 100%;
        background: var(--panel-bg);
    }

    .auth-box {
        width: 100%;
        height: 100vh;
        border: none;
        box-shadow: none;
        padding: 20px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}

/* Mobile Responsiveness */
@media (max-width: 430px) {

    .user-panel,
    .keyboard-panel {
        display: none;
    }

    .chat-area {
        width: 100% !important;
    }

    #mobileMenuBtn {
        display: block !important;
    }

    #profileBtn,
    #desktopGroupsBtn {
        display: none !important;
    }

    #currentUserDisplay {
        font-size: 0.8rem;
    }

    /* When user panel is active on mobile */
    .user-panel.active {
        display: flex;
        width: 100%;
        position: absolute;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 2000;
    }

    #mobileBackBtn {
        display: inline-block !important;
    }
}

/* Search Styles */
.search-container {
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
}

.chat-search-container {
    border-bottom: none;
    border-left: 1px solid var(--border-color);
    padding: 5px 10px;
}

.search-input {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: yellowgreen;
    /* Updated color as requested */
    font-family: var(--font);
    font-size: 0.8rem;
    padding: 5px 10px;
    box-sizing: border-box;
    outline: none;
    text-transform: uppercase;
}

.search-input:focus {
    border-color: var(--accent);
    cursor: text;
    opacity: 1;
}

.image-container:hover .zoom-overlay-btn {
    opacity: 1;
}

/* Zoom Modal */
.zoom-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
}

.zoom-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    border: 2px solid var(--accent);
    box-shadow: 0 0 20px var(--accent);
}

.close-zoom {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}