/*
 * ============================================================
 * SafetyBot Mining — Application Stylesheet
 * ============================================================
 * Structure :
 *   1.  CSS Custom Properties (Design Tokens)
 *   2.  Reset & Base
 *   3.  Layout
 *   4.  Header
 *   5.  Navigation Tabs
 *   6.  Module Panels
 *   7.  Module Header
 *   8.  Quick Actions
 *   9.  Chat Area
 *   10. Welcome Screen
 *   11. Messages
 *   12. Typing Indicator
 *   13. Input Area
 *   14. Action Buttons (Copy, Clear)
 *   15. Error Message
 *   16. Animations & Keyframes
 *   17. Responsive (≤ 600px)
 * ============================================================
 */

/* ============================================================
   1. CSS Custom Properties (Design Tokens)
   ============================================================ */
:root {
    /* Backgrounds */
    --color-bg: #0a0c0f;
    --color-surface: #111418;
    --color-surface-2: #181d23;

    /* Borders */
    --color-border: #1e2730;
    --color-border-bright: #2a3540;

    /* Brand */
    --color-gold: #e8a020;
    --color-gold-dim: #a06c10;
    --color-amber: #ff8c00;

    /* Semantic */
    --color-red: #e03030;
    --color-green: #20c060;

    /* Text */
    --color-text: #c8d4dc;
    --color-text-dim: #607080;
    --color-text-bright: #e8f0f4;

    /* Typography */
    --font-mono: "Share Tech Mono", monospace;
    --font-sans: "Barlow", sans-serif;
    --font-cond: "Barlow Condensed", sans-serif;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;

    /* Misc */
    --radius-sm: 3px;
    --radius-md: 4px;
    --radius-lg: 6px;
    --transition: 0.2s ease;
}

/* ============================================================
   2. Reset & Base
   ============================================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-weight: 300;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================================
   3. Layout
   ============================================================ */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
    padding: 0;
}

/* ============================================================
   4. Header
   ============================================================ */
.header {
    background: var(--color-surface);
    border-bottom: 2px solid var(--color-gold);
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-main {
    font-family: var(--font-cond);
    font-weight: 900;
    font-size: 20px;
    color: var(--color-text-bright);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo-sub {
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--color-gold);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-top: 2px;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--color-green);
    letter-spacing: 1px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-green);
    animation: anim-pulse-green 2s ease-in-out infinite;
}

/* ============================================================
   5. Navigation Tabs
   ============================================================ */
.tabs {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    padding: 0 var(--space-xl);
    gap: 0;
}

.tab {
    padding: 14px 28px;
    cursor: pointer;
    font-family: var(--font-cond);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-dim);
    border-bottom: 3px solid transparent;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    user-select: none;
    margin-bottom: -1px;
}

.tab:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.03);
}

.tab.active {
    color: var(--color-gold);
    border-bottom-color: var(--color-gold);
    background: rgba(232, 160, 32, 0.05);
}

.tab-icon {
    font-size: 16px;
}

.tab-badge {
    background: var(--color-red);
    color: white;
    font-size: 9px;
    padding: 1px 5px;
    border-radius: 10px;
    font-family: var(--font-mono);
    animation: anim-pulse-red 2s ease-in-out infinite;
}

/* ============================================================
   6. Module Panels
   ============================================================ */
.module-panel {
    display: none;
    flex-direction: column;
    flex: 1;
    height: calc(100vh - 130px);
}

.module-panel.active {
    display: flex;
}

/* ============================================================
   7. Module Header
   ============================================================ */
.module-header {
    padding: 20px var(--space-xl) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-shrink: 0;
}

.module-title {
    font-family: var(--font-cond);
    font-weight: 900;
    font-size: 22px;
    color: var(--color-text-bright);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.module-desc {
    font-size: 12px;
    color: var(--color-text-dim);
    margin-top: var(--space-xs);
    font-family: var(--font-mono);
    letter-spacing: 0.5px;
}

.clear-btn {
    background: transparent;
    border: 1px solid var(--color-border-bright);
    color: var(--color-text-dim);
    padding: 7px 14px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 1px;
    transition: all var(--transition);
    text-transform: uppercase;
}

.clear-btn:hover {
    border-color: var(--color-red);
    color: var(--color-red);
}

/* ============================================================
   8. Quick Actions
   ============================================================ */
.quick-actions {
    padding: var(--space-md) var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    flex-shrink: 0;
    background: var(--color-surface);
}

.quick-label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--color-text-dim);
    letter-spacing: 1px;
    align-self: center;
    margin-right: var(--space-xs);
    text-transform: uppercase;
}

.quick-btn {
    background: var(--color-surface-2);
    border: 1px solid var(--color-border-bright);
    color: var(--color-text-dim);
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 11px;
    font-family: var(--font-sans);
    font-weight: 400;
    transition: all 0.18s;
    white-space: nowrap;
}

.quick-btn:hover {
    background: rgba(232, 160, 32, 0.08);
    border-color: var(--color-gold-dim);
    color: var(--color-gold);
}

/* ============================================================
   9. Chat Area
   ============================================================ */
.chat-area {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    scroll-behavior: smooth;
}

.chat-area::-webkit-scrollbar {
    width: 4px;
}
.chat-area::-webkit-scrollbar-track {
    background: transparent;
}
.chat-area::-webkit-scrollbar-thumb {
    background: var(--color-border-bright);
    border-radius: 2px;
}

/* ============================================================
   10. Welcome Screen
   ============================================================ */
.welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    text-align: center;
    padding: 40px 20px;
    gap: var(--space-lg);
}

.welcome-icon {
    font-size: 48px;
    filter: grayscale(0.2);
}

.welcome-title {
    font-family: var(--font-cond);
    font-weight: 900;
    font-size: 28px;
    color: var(--color-text-bright);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.welcome-sub {
    color: var(--color-text-dim);
    font-size: 13px;
    max-width: 400px;
    line-height: 1.6;
    font-family: var(--font-mono);
}

.welcome-line {
    width: 80px;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--color-gold),
        transparent
    );
}

/* ============================================================
   11. Messages
   ============================================================ */
.message {
    display: flex;
    gap: var(--space-md);
    animation: anim-fade-up 0.25s ease-out;
}

.message.user {
    flex-direction: row-reverse;
}

.msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 2px;
}

.message.user .msg-avatar {
    background: rgba(232, 160, 32, 0.15);
    border: 1px solid var(--color-gold-dim);
}

.message.bot .msg-avatar {
    background: rgba(32, 192, 96, 0.1);
    border: 1px solid rgba(32, 192, 96, 0.3);
}

.msg-content {
    max-width: 78%;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.message.user .msg-content {
    align-items: flex-end;
}

.msg-bubble {
    padding: 12px var(--space-lg);
    border-radius: var(--radius-lg);
    line-height: 1.6;
    font-size: 14px;
}

.message.user .msg-bubble {
    background: rgba(232, 160, 32, 0.1);
    border: 1px solid rgba(232, 160, 32, 0.2);
    color: var(--color-text-bright);
    border-radius: var(--radius-lg) 2px var(--radius-lg) var(--radius-lg);
}

.message.bot .msg-bubble {
    background: var(--color-surface-2);
    border: 1px solid var(--color-border-bright);
    color: var(--color-text);
    border-radius: 2px var(--radius-lg) var(--radius-lg) var(--radius-lg);
    white-space: pre-wrap;
    font-size: 13px;
    line-height: 1.7;
}

/* Inline formatting inside bot bubbles */
.message.bot .msg-bubble strong,
.message.bot .msg-bubble b {
    color: var(--color-gold);
    font-weight: 600;
}

.message.bot .msg-bubble code {
    background: rgba(0, 0, 0, 0.3);
    padding: 1px 5px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 12px;
}

.msg-time {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--color-text-dim);
    letter-spacing: 0.5px;
}

.report-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xs);
}

.action-btn {
    background: transparent;
    border: 1px solid var(--color-border-bright);
    color: var(--color-text-dim);
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 1px;
    transition: all var(--transition);
    text-transform: uppercase;
}

.action-btn:hover {
    border-color: var(--color-gold-dim);
    color: var(--color-gold);
}

.action-btn.copied {
    border-color: var(--color-green);
    color: var(--color-green);
}

/* ============================================================
   12. Typing Indicator
   ============================================================ */
.typing-indicator {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
    padding: 14px var(--space-lg);
    background: var(--color-surface-2);
    border: 1px solid var(--color-border-bright);
    border-radius: 2px var(--radius-lg) var(--radius-lg) var(--radius-lg);
    width: fit-content;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-gold);
    animation: anim-typing 1.2s ease-in-out infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}
.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

/* ============================================================
   13. Input Area
   ============================================================ */
.input-area {
    padding: var(--space-lg) var(--space-xl) 20px;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
    flex-shrink: 0;
}

.input-wrapper {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border-bright);
    border-radius: var(--radius-lg);
    padding: 10px 12px;
    transition: border-color var(--transition);
}

.input-wrapper:focus-within {
    border-color: var(--color-gold-dim);
    box-shadow: 0 0 0 2px rgba(232, 160, 32, 0.06);
}

.input-wrapper textarea {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-bright);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 300;
    resize: none;
    min-height: 22px;
    max-height: 120px;
    line-height: 1.5;
}

.input-wrapper textarea::placeholder {
    color: var(--color-text-dim);
}

.send-btn {
    background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
    border: none;
    border-radius: var(--radius-md);
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
    flex-shrink: 0;
    color: #000;
    font-size: 16px;
}

.send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 12px rgba(232, 160, 32, 0.4);
}

.send-btn:active {
    transform: scale(0.97);
}

.send-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.input-hint {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--color-text-dim);
    margin-top: var(--space-sm);
    text-align: right;
    letter-spacing: 0.5px;
}

/* ============================================================
   14. Error Message
   ============================================================ */
.error-msg {
    background: rgba(224, 48, 48, 0.08);
    border: 1px solid rgba(224, 48, 48, 0.3);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    color: #ff7070;
    font-size: 13px;
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* ============================================================
   15. Animations & Keyframes
   ============================================================ */
@keyframes anim-pulse-green {
    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(32, 192, 96, 0.4);
    }
    50% {
        opacity: 0.7;
        box-shadow: 0 0 0 6px rgba(32, 192, 96, 0);
    }
}

@keyframes anim-pulse-red {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

@keyframes anim-fade-up {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes anim-typing {
    0%,
    60%,
    100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-6px);
        opacity: 1;
    }
}

.incident-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(32, 192, 96, 0.08);
    border: 1px solid rgba(32, 192, 96, 0.25);
    border-radius: var(--radius-md);
    padding: 5px 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--color-green);
    letter-spacing: 0.3px;
    margin-top: 4px;
}

.incident-badge strong {
    color: var(--color-green);
}

/* ============================================================
   16. Responsive (≤ 600px)
   ============================================================ */
@media (max-width: 600px) {
    .tab .tab-text {
        display: none;
    }
    .module-header {
        padding: 14px var(--space-lg);
    }
    .chat-area {
        padding: var(--space-lg);
    }
    .input-area {
        padding: var(--space-md) var(--space-lg) var(--space-lg);
    }
    .quick-actions {
        padding: 10px var(--space-lg);
    }
}