/* --- Cyber-Gym Custom Stylesheet --- */

:root {
    --bg-dark: #090a0f;
    --bg-card: #11131c;
    --border-color: rgba(0, 240, 255, 0.15);
    --border-focus: rgba(0, 240, 255, 0.6);
    --text-primary: #f0f4f8;
    --text-secondary: #90a0b0;
    --color-cyan: #00f0ff;
    --color-purple: #9d4edd;
    --color-magenta: #ff007f;
    --color-danger: #ef233c;
    --font-main: 'Outfit', sans-serif;
    --font-heading: 'Orbitron', sans-serif;
    --transition-speed: 0.25s;
    --glow-cyan: 0 0 10px rgba(0, 240, 255, 0.35);
    --glow-magenta: 0 0 10px rgba(255, 0, 127, 0.35);
}

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

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 240, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(255, 0, 127, 0.05) 0%, transparent 40%),
        linear-gradient(rgba(18, 18, 28, 0.25) 1px, transparent 1px),
        linear-gradient(90deg, rgba(18, 18, 28, 0.25) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 30px 30px, 30px 30px;
    color: var(--text-primary);
    font-family: var(--font-main);
    overflow-x: hidden;
    line-height: 1.5;
    position: relative;
    min-height: 100vh;
}

/* Scanline Overlay simulation */
body::after {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.15) 50%), 
                linear-gradient(90deg, rgba(255, 0, 0, 0.02), rgba(0, 255, 0, 0.01), rgba(0, 255, 0, 0.02));
    z-index: 99999;
    background-size: 100% 3px, 6px 100%;
    pointer-events: none;
    opacity: 0.35;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: #252836;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-cyan);
}

.hidden {
    display: none !important;
}

/* --- LOGIN SCREEN --- */
.login-view {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background: radial-gradient(circle at center, #1b122c 0%, var(--bg-dark) 80%);
}

.login-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 30px;
    max-width: 420px;
    width: 100%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    position: relative;
}

.cyber-badge {
    display: inline-block;
    background: rgba(255, 0, 127, 0.1);
    color: var(--color-magenta);
    border: 1px solid rgba(255, 0, 127, 0.3);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.login-box h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--color-cyan);
    margin-bottom: 10px;
    letter-spacing: 2px;
    text-shadow: var(--glow-cyan);
}

.login-sub {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

.input-group {
    position: relative;
    margin-bottom: 24px;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-cyan);
}

.input-group input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    background-color: #171924;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition-speed);
}

.input-group input:focus {
    border-color: var(--color-cyan);
    box-shadow: var(--glow-cyan);
}

.glow-btn {
    width: 100%;
    background: linear-gradient(90deg, var(--color-cyan), var(--color-purple));
    border: none;
    padding: 15px;
    color: white;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    transition: all var(--transition-speed);
}

.glow-btn:hover {
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
    transform: translateY(-1px);
}

.error-msg {
    color: var(--color-danger);
    font-size: 0.85rem;
    margin-top: 15px;
    font-family: var(--font-heading);
}

/* --- MAIN DASHBOARD VIEW --- */
.app-view {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-logo {
    font-family: var(--font-heading);
    font-weight: bold;
    font-size: 1.15rem;
    letter-spacing: 1px;
}

.logo-accent {
    color: var(--color-magenta);
}

.logo-title {
    color: var(--color-cyan);
}

.header-status {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 240, 255, 0.05);
    border: 1px solid rgba(0, 240, 255, 0.2);
    padding: 5px 12px;
    border-radius: 20px;
}

.header-status span {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: var(--color-cyan);
    letter-spacing: 0.5px;
}

.pulse-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--color-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--color-cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 12px var(--color-cyan); }
    100% { transform: scale(0.9); opacity: 0.6; }
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 5px;
    transition: color var(--transition-speed);
}

.icon-btn:hover {
    color: var(--color-danger);
}

/* Workspace navigation */
.tab-nav {
    display: flex;
    background-color: #0b0c13;
    padding: 5px;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 12px;
    font-family: var(--font-heading);
    font-weight: bold;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    border-radius: 6px;
    transition: all var(--transition-speed);
}

.tab-btn.active {
    color: var(--color-cyan);
    background-color: var(--bg-card);
    box-shadow: inset 0 -2px var(--color-cyan);
}

.tab-content {
    display: none;
    flex: 1;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

/* --- CHAT VIEW --- */
.chat-container {
    display: flex;
    flex-direction: column;
    flex: 1;
    height: calc(100vh - 120px);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.msg-wrapper {
    display: flex;
    flex-direction: column;
    max-width: 85%;
}

.msg-wrapper.user {
    align-self: flex-end;
    flex-direction: row-reverse;
    gap: 10px;
    align-items: flex-start;
}

.msg-wrapper.assistant {
    align-self: flex-start;
    flex-direction: row;
    gap: 10px;
    align-items: flex-start;
}

.msg-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-cyan);
    box-shadow: 0 0 5px rgba(0, 240, 255, 0.4);
    object-fit: cover;
    flex-shrink: 0;
}

.msg-wrapper.user .msg-avatar {
    border-color: var(--color-magenta);
    box-shadow: 0 0 5px rgba(255, 0, 127, 0.4);
}

.cyber-input {
    width: 100%;
    background-color: #0b0c13;
    border: 1px solid var(--border-color);
    color: white;
    padding: 10px 14px;
    border-radius: 6px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.cyber-input:focus {
    border-color: var(--color-cyan);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.2);
}

.cyber-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(0, 240, 255, 0.05);
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--color-cyan);
    padding: 10px 18px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: bold;
    transition: all var(--transition-speed);
}

.cyber-upload-btn:hover {
    background-color: rgba(0, 240, 255, 0.15);
    border-color: var(--color-cyan);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.msg-body {
    display: flex;
    flex-direction: column;
    max-width: 100%;
}

.msg-meta {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
    padding: 0 4px;
}

.msg-wrapper.user .msg-meta {
    align-self: flex-end;
}

.msg-bubble {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.95rem;
    word-break: break-word;
}

.msg-wrapper.user .msg-bubble {
    background-color: #241d3b;
    border: 1px solid rgba(157, 78, 221, 0.25);
    color: var(--text-primary);
    border-bottom-right-radius: 2px;
}

.msg-wrapper.assistant .msg-bubble {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-bottom-left-radius: 2px;
}

/* Image styling in bubbles */
.msg-bubble img {
    max-width: 100%;
    max-height: 250px;
    border-radius: 8px;
    margin-top: 10px;
    border: 1px solid var(--border-color);
}

.msg-bubble .vision-header {
    font-size: 0.75rem;
    color: var(--color-cyan);
    font-family: var(--font-heading);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 4px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Chat Input Bar */
.chat-input-bar {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    gap: 12px;
}

.upload-btn {
    background-color: #171924;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all var(--transition-speed);
}

.upload-btn:hover {
    color: var(--color-cyan);
    border-color: var(--color-cyan);
    box-shadow: var(--glow-cyan);
}

.hidden-input {
    display: none;
}

.chat-input-bar textarea {
    flex: 1;
    background-color: #171924;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 20px;
    padding: 10px 18px;
    font-family: var(--font-main);
    font-size: 0.95rem;
    outline: none;
    resize: none;
    max-height: 120px;
    line-height: 1.4;
    transition: border-color var(--transition-speed);
}

.chat-input-bar textarea:focus {
    border-color: var(--color-cyan);
}

.send-btn {
    background: linear-gradient(135deg, var(--color-cyan), var(--color-purple));
    border: none;
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 1.05rem;
    transition: all var(--transition-speed);
}

.send-btn:hover {
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
    transform: scale(1.02);
}

/* Image upload preview widget */
.image-preview-container {
    display: flex;
    align-items: center;
    background-color: #151822;
    padding: 10px 20px;
    border-top: 1px solid var(--border-color);
    gap: 15px;
}

.image-preview-container img {
    height: 60px;
    width: 60px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--color-cyan);
}

.remove-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    font-size: 1.2rem;
}

/* --- DIARY VIEW --- */
.diary-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.diary-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    position: relative;
    clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 0 100%);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.diary-card::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 15px;
    height: 15px;
    background-color: var(--color-cyan);
    clip-path: polygon(100% 0, 0 0, 100% 100%);
    opacity: 0.4;
    transition: background-color var(--transition-speed), opacity var(--transition-speed);
    pointer-events: none;
}

.diary-card:hover {
    border-color: rgba(0, 240, 255, 0.4);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.12);
}

.diary-card:hover::before {
    background-color: var(--color-magenta);
    opacity: 0.8;
}

.diary-card h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--color-cyan);
    margin-bottom: 15px;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-card {
    border-left: 3px solid var(--color-cyan);
}

.chart-wrapper {
    position: relative;
    height: 220px;
    width: 100%;
}

.diary-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.list-wrapper {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 280px;
    overflow-y: auto;
    padding-right: 4px;
}

.no-data {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
    padding: 20px 0;
    border: 1px dashed rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

/* Log Item Row Styles */
.log-row {
    background-color: #171924;
    border-radius: 8px;
    padding: 12px;
    border-left: 2px solid var(--color-purple);
    font-size: 0.9rem;
}

.log-row-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-family: var(--font-heading);
}

.log-row-content {
    font-weight: 600;
}

.log-row-notes {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
    font-style: italic;
}

/* Nutrition log row overrides */
.nutrition-row {
    border-left-color: var(--color-cyan);
}

.nutrition-row-stats {
    display: flex;
    gap: 15px;
    margin-top: 4px;
    font-size: 0.8rem;
    color: var(--color-cyan);
    font-family: var(--font-heading);
}

/* Options / Clearing Data */
.actions-card {
    border-left: 3px solid var(--color-danger);
}

.opt-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.danger-btn {
    background-color: rgba(239, 35, 60, 0.1);
    border: 1px solid var(--color-danger);
    color: var(--color-danger);
    padding: 10px 18px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-speed);
}

.danger-btn:hover {
    background-color: var(--color-danger);
    color: white;
    box-shadow: 0 0 10px rgba(239, 35, 60, 0.4);
}

/* --- Targets Card & Grid --- */
.targets-card {
    border-left: 3px solid var(--color-magenta);
}

.targets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 10px;
}

@media (min-width: 1200px) {
    .targets-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.target-item.ring-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: #171924;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.ring-container {
    position: relative;
    width: 70px;
    height: 70px;
    flex-shrink: 0;
}

.ring-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.target-item:nth-child(1) .ring-center { color: var(--color-cyan); text-shadow: 0 0 5px var(--color-cyan); }
.target-item:nth-child(2) .ring-center { color: var(--color-magenta); text-shadow: 0 0 5px var(--color-magenta); }
.target-item:nth-child(3) .ring-center { color: #4cc9f0; text-shadow: 0 0 5px #4cc9f0; }
.target-item:nth-child(4) .ring-center { color: var(--color-purple); text-shadow: 0 0 5px var(--color-purple); }

.progress-ring {
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
}

.progress-ring__background {
    stroke: rgba(255, 255, 255, 0.05);
}

.progress-ring__circle {
    stroke-dasharray: 175.93; /* 2 * PI * 28 */
    stroke-dashoffset: 175.93;
    transition: stroke-dashoffset 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-ring__circle.steps {
    filter: drop-shadow(0 0 3px var(--color-cyan));
}

.progress-ring__circle.calories {
    filter: drop-shadow(0 0 3px var(--color-magenta));
}

.progress-ring__circle.water {
    filter: drop-shadow(0 0 3px #4cc9f0);
}

.progress-ring__circle.protein {
    filter: drop-shadow(0 0 3px var(--color-purple));
}

.target-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.target-label {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.target-value {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: bold;
    color: var(--text-primary);
}

/* --- RESPONSIVE DESKTOP LAYOUT --- */
@media (min-width: 900px) {
    .app-view {
        height: 100vh;
        max-width: 100%;
        width: 100%;
        margin: 0;
        border: none;
    }
    
    /* Show tab navigation on desktop, but hide the Chat tab button since Chat is always open */
    .tab-nav {
        display: flex !important;
    }
    
    #tab-chat-btn {
        display: none !important;
    }
    
    .workspace-panels {
        display: flex;
        flex: 1;
        overflow: hidden;
        width: 100%;
    }
    
    #tab-chat {
        flex: 1.2 !important;
        display: flex !important;
        border-right: 1px solid var(--border-color);
    }
    
    #tab-diary {
        flex: 1;
        display: none;
    }
    
    #tab-diary.active {
        display: flex !important;
    }
    
    #tab-options {
        flex: 1;
        display: none;
    }
    
    #tab-options.active {
        display: flex !important;
    }
    
    .chat-container {
        height: calc(100vh - 120px);
    }
    
    .diary-container {
        height: calc(100vh - 120px);
    }
    
    .diary-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- RESPONSIVE MOBILE LAYOUT --- */
@media (max-width: 899px) {
    .app-view {
        height: 100dvh;
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

    header {
        padding: 8px 15px;
        height: 48px;
        flex-shrink: 0;
    }

    .header-logo {
        font-size: 0.95rem;
    }

    .header-status {
        padding: 2px 8px;
    }

    .header-status span {
        font-size: 0.65rem;
    }

    .tab-nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        z-index: 1000;
        background-color: #0b0c13;
        border-top: 1px solid var(--border-color);
        border-bottom: none;
        padding: 5px;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.6);
        display: flex !important;
    }

    .tab-btn {
        padding: 6px;
        font-size: 0.7rem;
        flex-direction: column;
        gap: 3px;
    }

    .tab-btn i {
        font-size: 1.15rem;
    }

    .workspace-panels {
        flex: 1;
        height: calc(100dvh - 108px); /* Header 48px + TabNav 60px */
        overflow: hidden;
        position: relative;
    }

    .tab-content {
        height: 100%;
        width: 100%;
        overflow: hidden;
    }

    .chat-container {
        height: 100%;
        max-height: 100%;
    }

    .chat-messages {
        padding: 12px;
        padding-bottom: 20px;
        gap: 12px;
    }

    .msg-wrapper {
        max-width: 90%;
    }

    .chat-input-bar {
        padding: 8px 12px;
        background-color: #0a0b10;
        border-top: 1px solid var(--border-color);
        flex-shrink: 0;
    }

    .chat-input-bar textarea {
        font-size: 0.9rem;
        padding: 8px 14px;
    }

    .diary-container {
        height: 100%;
        max-height: 100%;
        padding: 12px;
        padding-bottom: 80px; /* Space so bottom navigation doesn't overlap cards */
        overflow-y: auto;
    }

    .diary-card {
        padding: 15px;
    }

    .diary-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* Target goals mobile styling (vertical stack for 2x2 grid) */
    .targets-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
    }

    .target-item.ring-item {
        flex-direction: column !important;
        align-items: center !important;
        text-align: center !important;
        padding: 12px 6px !important;
        gap: 8px !important;
    }

    .target-item.ring-item .target-info {
        align-items: center !important;
        text-align: center !important;
    }

    .target-item.ring-item .target-label {
        font-size: 0.65rem !important;
    }

    .target-item.ring-item .target-value {
        font-size: 0.8rem !important;
    }
}