/* style.css - THE ZETA-V2 NEURAL AESTHETIC */
:root {
    --primary: #00d4ff;
    --secondary: #9d00ff;
    --bg-dark: #050508;
    --glass: rgba(15, 15, 25, 0.7);
    --border: rgba(0, 212, 255, 0.2);
    --text: #e0e0e0;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-dark);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    overflow-y: auto;
}

.void-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(157, 0, 255, 0.15) 0%, transparent 50%),
                radial-gradient(circle at bottom left, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.dashboard-container {
    display: flex;
    height: 100vh;
    position: relative;
    z-index: 2;
}

.sidebar {
    width: 260px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 30px 0;
}

.logo-container {
    padding: 0 30px;
    margin-bottom: 50px;
}

.zeta-logo-v2 {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: black;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-weight: bold;
    font-size: 26px;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.nav-item {
    padding: 15px 30px;
    color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75em;
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-left: 3px solid transparent;
}

.nav-item span {
    font-size: 1.2em;
    filter: grayscale(1) opacity(0.5);
    transition: 0.3s;
}

.nav-item:hover, .nav-item.active {
    color: var(--primary);
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.1) 0%, transparent 100%);
    text-shadow: 0 0 15px var(--primary);
    transform: translateX(5px);
    border-left: 3px solid var(--primary);
}

.nav-item:hover span, .nav-item.active span {
    filter: grayscale(0) opacity(1);
    transform: scale(1.2);
}

.zeta-page {
    display: none;
    height: 100%;
}

.zeta-page.active {
    display: block;
    animation: fadeIn 0.5s ease-out;
}

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

/* RESPONSIVE DOMINANCE */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr !important;
        display: flex !important;
        flex-direction: column !important;
    }
    .chat-interface {
        order: 1;
        width: 100%;
    }
    .neural-thought-pane {
        height: 250px;
        order: 2;
        width: 100%;
        margin-top: 15px;
    }
}

@media (max-width: 768px) {
    .dashboard-container {
        flex-direction: column;
        height: 100vh;
        overflow: hidden;
    }
    .sidebar {
        width: 100%;
        height: auto;
        padding: 5px 0;
        border-right: none;
        border-bottom: 1px solid var(--border);
        position: relative;
        z-index: 100;
        background: rgba(5, 5, 8, 0.95);
    }
    .logo-container { 
        padding: 5px 15px;
        margin-bottom: 5px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .logo-container h1 { font-size: 0.9em; margin-left: 10px; }
    .zeta-logo-v2 { width: 30px; height: 30px; font-size: 18px; }
    
    nav { 
        display: flex; 
        overflow-x: auto; 
        padding: 5px;
        gap: 10px;
        scrollbar-width: none; 
    }
    nav::-webkit-scrollbar { display: none; }
    
    .nav-item { 
        padding: 8px 15px; 
        white-space: nowrap; 
        font-size: 0.7em;
        border: 1px solid rgba(0, 212, 255, 0.1);
        border-radius: 4px;
    }
    .nav-item.active { background: rgba(0, 212, 255, 0.1); border-color: var(--primary); transform: none; }
    
    .new-chat-container, .model-selection {
        display: block !important;
        width: 100% !important;
        margin: 5px 0 !important;
        padding: 0 10px !important;
    }
    
    .new-chat-container button {
        font-size: 0.7rem !important;
        padding: 8px !important;
        width: calc(100% - 20px) !important;
    }
    
    #model-toggle {
        font-size: 0.7rem !important;
        padding: 5px !important;
        width: calc(100% - 20px) !important;
        margin-left: 10px;
    }
    
    .neural-load { display: none; }
    
    .content { 
        padding: 5px; 
        height: calc(100vh - 160px); 
        overflow-y: auto;
    }
    header { margin: 10px; }
    header h2 { font-size: 0.8em; }
    .user-profile { display: none; }
    
    .chat-box {
        max-height: none;
        flex-grow: 1;
        padding: 10px;
    }
    
    .msg { max-width: 90%; }
    
    .chat-input-area {
        padding: 10px;
        background: var(--bg-dark);
        border-top: 1px solid var(--border);
        position: sticky;
        bottom: 0;
    }
    #chat-input { padding: 10px; font-size: 0.8em; }
    #btn-send { padding: 0 15px; font-size: 0.7em; }
}

/* CUSTOM SCROLLBARS */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
    opacity: 0.5;
}

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

.timestamp { opacity: 0.4; font-size: 0.75em; margin-right: 10px; color: var(--primary); }

.neural-load {
    margin-top: auto;
    padding: 0 30px;
    font-size: 0.7em;
    color: var(--secondary);
}

.load-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    margin-top: 10px;
    border-radius: 2px;
}

.load-fill {
    width: 78%;
    height: 100%;
    background: var(--secondary);
    box-shadow: 0 0 10px var(--secondary);
}

.content {
    flex-grow: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

:root {
    --bg-dark: #050505;
    --bg-surface: rgba(15, 15, 15, 0.85);
    --primary: #8a2be2;
    --primary-glow: rgba(138, 43, 226, 0.4);
    --secondary: #00f2ff;
    --accent: #ff007f;
    --text: #e0e0e0;
    --text-dim: #999;
    --border: rgba(138, 43, 226, 0.3);
    --glass: blur(12px) saturate(180%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 50% 50%, rgba(30, 0, 60, 0.3) 0%, transparent 70%),
        linear-gradient(rgba(10, 10, 10, 0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(10, 10, 10, 0.5) 1px, transparent 1px);
    background-size: 100% 100%, 30px 30px, 30px 30px;
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* HIGH-FIDELITY GLASSMOPHISM */
.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: var(--glass);
    -webkit-backdrop-filter: var(--glass);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
}

/* LAYOUT ORCHESTRATION */
header {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.logo {
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: 2px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px var(--primary-glow);
}

main {
    flex: 1;
    display: grid;
    grid-template-columns: 280px 1fr 300px;
    gap: 15px;
    padding: 15px;
    overflow: hidden;
}

/* SIDEBARS */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.card {
    padding: 15px;
}

.card-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 12px;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* CHAT INTERFACE */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-history {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) transparent;
}

.message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 12px;
    line-height: 1.5;
    font-size: 0.95rem;
    animation: fadeIn 0.3s ease;
}

.user-message {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--primary), #4b0082);
    color: #fff;
    border-bottom-right-radius: 2px;
}

.ai-message {
    align-self: flex-start;
    background: rgba(40, 40, 40, 0.4);
    border: 1px solid var(--border);
    border-bottom-left-radius: 2px;
}

.thought-block {
    background: rgba(0, 0, 0, 0.3);
    border-left: 2px solid var(--secondary);
    padding: 10px;
    margin: 10px 0;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    color: var(--secondary);
    opacity: 0.8;
}

/* INPUT TERMINAL */
.input-area {
    padding: 20px;
    border-top: 1px solid var(--border);
}

.input-wrapper {
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.4);
    padding: 5px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: 0.3s;
}

.input-wrapper:focus-within {
    border-color: var(--secondary);
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.2);
}

input[type="text"] {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    padding: 10px 15px;
    font-size: 1rem;
    outline: none;
}

button {
    background: linear-gradient(45deg, var(--primary), #4b0082);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--primary-glow);
}

/* PULSE ANIMATION */
.research-pulse {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    color: var(--secondary);
    padding: 5px 10px;
    background: rgba(0, 242, 255, 0.1);
    border-radius: 20px;
    margin-bottom: 10px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0.7); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(0, 242, 255, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0); }
}

h2 { font-family: 'Orbitron', sans-serif; font-size: 1.1em; color: var(--primary); }

.pulse { animation: neon-pulse 2s infinite; }
@keyframes neon-pulse {
    0% { opacity: 1; }
    50% { opacity: 0.6; }
    100% { opacity: 1; }
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 20px;
    flex-grow: 1;
}

.chat-interface, .neural-thought-pane {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.chat-header, .pane-header {
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8em;
    color: var(--primary);
}

.chat-box {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-height: calc(100vh - 250px);
    scroll-behavior: smooth;
}

.msg {
    max-width: 80%;
    padding: 12px 18px;
    border-radius: 10px;
    font-size: 0.9em;
    line-height: 1.5;
}

.msg.bot {
    background: rgba(157, 0, 255, 0.05);
    border: 1px solid rgba(157, 0, 255, 0.2);
    color: #d1b3ff;
}

.msg.user {
    align-self: flex-end;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    color: #b3f2ff;
}

.chat-input-area {
    padding: 20px;
    display: flex;
    gap: 15px;
}

#chat-input {
    flex-grow: 1;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    padding: 12px;
    color: white;
    border-radius: 6px;
    outline: none;
}

#btn-send {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    padding: 0 25px;
    color: white;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    text-shadow: 0 0 5px rgba(0,0,0,0.5);
}

.thought-content {
    padding: 20px;
    font-family: 'Courier New', monospace;
    font-size: 0.8em;
    color: var(--primary);
    opacity: 0.7;
    white-space: pre-wrap;
    overflow-y: auto;
}

.upload-label {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 10px;
}

.upload-label:hover {
    color: var(--secondary);
    text-shadow: 0 0 15px var(--secondary);
    transform: scale(1.1);
}

.vision-active {
    border: 2px solid var(--secondary) !important;
    box-shadow: 0 0 20px rgba(157, 0, 255, 0.4);
}