/**
 * KnuckleHUB Base Stylesheet
 * Core styles, navigation, forms, modals, and layout
 */

/* ===== CSS Variables ===== */
:root {
    --kh-primary: rgb(218, 135, 39);
    --kh-primary-hover: #e69c4a;
    --kh-bg-dark: #111;
    --kh-bg-medium: #1a1a1a;
    --kh-bg-light: #222;
    --kh-bg-card: rgba(42, 42, 42, 0.85);
    --kh-border: #444;
    --kh-border-light: #555;
    --kh-text: #eee;
    --kh-text-muted: #aaa;
    --kh-text-dark: #888;
    --kh-danger: #c62828;
    --kh-danger-hover: #ff5252;
    --kh-success: #2e7d32;
    --kh-warning: #ef6c00;
}

/* ===== Global Reset & Base ===== */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to bottom, var(--kh-bg-dark), var(--kh-bg-medium), var(--kh-bg-light));
    color: var(--kh-text);
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

/* ===== Background Canvas ===== */
#background-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(to bottom, var(--kh-bg-dark), var(--kh-bg-medium), var(--kh-bg-light));
}

/* ===== Scrolling Gradient Text ===== */
.scrolling-gradient {
    margin: 0;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    background: linear-gradient(45deg, var(--kh-primary), #ffd700, rgb(255, 165, 0), var(--kh-primary));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientScroll 3s ease infinite;
}

@keyframes gradientScroll {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ===== Navigation ===== */
.analytics-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--kh-primary);
    z-index: 1000;
    padding: 0.75rem 0;
}

.nav-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.nav-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.nav-subtitle {
    font-size: 0.8rem;
    color: var(--kh-text-dark);
    margin-top: 0.25rem;
}

.nav-controls {
    display: flex;
    align-items: center;
}

.control-row {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.control-group label {
    font-size: 0.8rem;
    color: var(--kh-text-muted);
    font-weight: 500;
    white-space: nowrap;
}

/* ===== Control Elements ===== */
.control-select {
    background: #2a2a2a;
    border: 1px solid var(--kh-border);
    border-radius: 4px;
    color: var(--kh-text);
    padding: 0.5rem;
    min-width: 140px;
    font-family: inherit;
    height: 38px;
}

.control-select:focus {
    outline: none;
    border-color: var(--kh-primary);
}

.control-btn {
    background: var(--kh-primary);
    border: none;
    border-radius: 4px;
    color: var(--kh-bg-dark);
    padding: 0.5rem 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    font-family: inherit;
    height: 38px;
    white-space: nowrap;
}

.control-btn:hover {
    background: var(--kh-primary-hover);
    transform: translateY(-1px);
}

.control-btn.secondary {
    background: transparent;
    border: 1px solid var(--kh-border-light);
    color: var(--kh-text);
}

.control-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #777;
}

.control-btn.logout {
    background: transparent;
    border: 1px solid var(--kh-danger);
    color: var(--kh-danger);
}

.control-btn.logout:hover {
    background: rgba(198, 40, 40, 0.1);
    border-color: var(--kh-danger-hover);
    color: var(--kh-danger-hover);
}

.control-btn.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-icon {
    font-size: 1rem;
}

/* ===== Dashboard Container ===== */
.dashboard-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 6rem;
    position: relative;
    z-index: 1;
}

/* ===== Loading & Error States ===== */
.loading-state,
.error-state {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(42, 42, 42, 0.9);
    border-radius: 8px;
    margin: 2rem 0;
    backdrop-filter: blur(5px);
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* ===== Section Headers ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-header h3 {
    margin: 0;
    color: var(--kh-text);
    font-size: 1.5rem;
    font-weight: 600;
}

.section-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* ===== Welcome Section ===== */
.welcome-section {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(42, 42, 42, 0.7);
    border-radius: 12px;
    border: 2px dashed var(--kh-border);
    margin: 2rem 0;
}

.welcome-content h2 {
    margin: 0 0 1rem 0;
    color: var(--kh-text);
    font-size: 1.5rem;
}

.welcome-content p {
    color: var(--kh-text-muted);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* ===== Global Charts Section ===== */
.global-charts-section {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto 40px auto;
    padding: 0 20px;
}

.global-charts-header {
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.global-charts-header h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--kh-primary);
    margin: 0;
}

/* ===== Charts Section ===== */
.charts-section {
    margin-top: 2rem;
}

/* ===== Modal Base ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal-content {
    background: #2a2a2a;
    border: 1px solid var(--kh-primary);
    border-radius: 12px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.modal-content.large {
    max-width: 1200px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--kh-border);
    background: rgba(0, 0, 0, 0.2);
}

.modal-header h3 {
    margin: 0;
    color: var(--kh-text);
    font-size: 1.3rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--kh-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--kh-text);
}

.modal-body {
    padding: 0;
    max-height: 64vh;
    overflow: hidden;
}

.modal-body-split {
    display: flex;
    justify-content: space-between;
    padding: 20px;
    gap: 20px;
    height: 100%;
    overflow-y: auto;
}

.modal-box {
    background-color: #2a2a2a;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--kh-border);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

/* ===== Form Styles ===== */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--kh-text);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    box-sizing: border-box;
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--kh-border-light);
    border-radius: 4px;
    color: var(--kh-text);
    padding: 0.75rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--kh-primary);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder {
    color: var(--kh-text-dark);
}

.form-group select option {
    background: #2a2a2a;
    color: var(--kh-text);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: auto;
    padding-top: 1rem;
}

/* ===== Filter Rows ===== */
.filter-row {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--kh-border);
}

.filter-row select,
.filter-row input {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--kh-border-light);
    color: var(--kh-text);
    padding: 5px;
    border-radius: 3px;
    font-size: 0.9rem;
}

.filter-row .filter-prop { flex: 2; min-width: 0; }
.filter-row .filter-op { flex: 0 0 60px; }
.filter-row .filter-val { flex: 1; min-width: 0; }

.filter-row .remove-filter-btn {
    background: none;
    border: none;
    color: var(--kh-danger-hover);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0 5px;
    line-height: 1;
}

.filter-row .remove-filter-btn:hover {
    color: #ff1744;
}

/* ===== Config Form Layout ===== */
#chart-config-form {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
}

#filter-config-column {
    flex: 2;
    min-width: 380px;
    display: flex;
    flex-direction: column;
}

#config-preview-column {
    flex: 1.5;
    min-width: 350px;
    display: flex;
    flex-direction: column;
}

#preview-chart-container {
    height: 400px;
    margin-top: 10px;
    flex: 1;
}

/* ===== Status Tags ===== */
.status {
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.status.success { background: var(--kh-success); color: #fff; }
.status.error { background: var(--kh-danger); color: #fff; }
.status.warning { background: var(--kh-warning); color: #fff; }
.status.neutral { background: var(--kh-border-light); color: #fff; }

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .modal-content.large { width: 98%; }
}

@media (max-width: 1024px) {
    .modal-body-split {
        flex-direction: column;
        gap: 15px;
    }

    #chart-config-form,
    #filter-config-column,
    #config-preview-column {
        min-width: auto;
        width: 100%;
        flex: none;
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .nav-brand {
        align-items: center;
        width: 100%;
        text-align: center;
    }

    .nav-controls { width: 100%; }

    .control-row {
        width: 100%;
        justify-content: space-between;
    }

    .control-group {
        flex: 1;
        min-width: 120px;
    }

    .section-header {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .control-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .control-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===== Project Card Action Buttons ===== */

/* Container for the top-right icons */
.card-controls {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 8px;
    z-index: 20; /* Above the overlay */
    opacity: 0;
    transform: translateY(-5px);
    transition: all 0.2s ease-in-out;
}

/* Show buttons on card hover */
.project-card:hover .card-controls {
    opacity: 1;
    transform: translateY(0);
}

/* Icon Buttons Style */
.card-icon-btn {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--kh-border-light);
    color: var(--kh-text);
    width: 32px;
    height: 32px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.2s ease;
    padding: 0;
    line-height: 1;
}

.card-icon-btn:hover {
    background: var(--kh-primary);
    border-color: var(--kh-primary);
    color: white;
    transform: scale(1.1);
}

/* Specific colors for specific actions on hover */
.card-icon-btn.delete-btn:hover {
    background: var(--kh-danger);
    border-color: var(--kh-danger);
}

.card-icon-btn.download-btn:hover {
    background: #2196F3;
    border-color: #2196F3;
}

/* Fix for the label acting as a button */
label.card-icon-btn {
    display: flex; /* Restore flex for labels */
    margin: 0;
}

/* Make sure the title overlay doesn't block the buttons */
.project-card-overlay {
    z-index: 10;
}

/* ===== Global Nav Upload Button ===== */
.nav-upload-btn {
    margin-right: 10px;
    background: transparent;
    border: 1px solid var(--kh-success);
    color: var(--kh-success);
}

.nav-upload-btn:hover {
    background: rgba(46, 125, 50, 0.1);
    color: #4caf50;
    border-color: #4caf50;
}

/* Drill Down Table Styles */
#drill-down-modal .modal-content {
    background: rgba(26, 26, 26, 0.98);
    backdrop-filter: blur(15px);
    border: 1px solid var(--kh-primary);
    box-shadow: 0 0 50px rgba(0,0,0,0.8);
}

.drill-down-container {
    width: 100%;
    height: 100%;
    overflow: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--kh-primary) #222;
}

.drill-down-container::-webkit-scrollbar { width: 8px; height: 8px; }
.drill-down-container::-webkit-scrollbar-track { background: #222; }
.drill-down-container::-webkit-scrollbar-thumb { background-color: var(--kh-primary); border-radius: 4px; }

.drill-down-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    color: #eee;
    font-size: 14px;
    font-family: 'Roboto', sans-serif;
}

.drill-down-table th {
    background-color: rgba(30, 30, 30, 0.95);
    color: var(--kh-primary);
    position: sticky;
    top: 0;
    z-index: 10;
    padding: 15px;
    text-align: left;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--kh-primary);
    box-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

.drill-down-table td {
    padding: 12px 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: background 0.2s;
    vertical-align: middle;
}

.drill-down-table tr:hover td {
    background-color: rgba(218, 135, 39, 0.1);
}

.json-cell {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
    color: #aaa;
    white-space: pre-wrap;
    max-width: 400px;
    word-wrap: break-word;
}

/* --- New Icon Buttons for Drill Down --- */
.action-icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    margin: 0 2px;
    transition: all 0.2s ease;
}

.action-icon-btn.edit {
    color: #4fc3f7; /* Light blue */
    background: rgba(79, 195, 247, 0.1);
    border-color: rgba(79, 195, 247, 0.3);
}
.action-icon-btn.edit:hover {
    background: #4fc3f7;
    color: #111;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(79, 195, 247, 0.4);
}

.action-icon-btn.delete {
    color: #ef5350; /* Red */
    background: rgba(239, 83, 80, 0.1);
    border-color: rgba(239, 83, 80, 0.3);
}
.action-icon-btn.delete:hover {
    background: #ef5350;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(239, 83, 80, 0.4);
}

.empty-message-row { text-align: center; padding: 40px !important; color: #666; font-style: italic; }

/* --- Prettier Edit Modal Styles --- */
#edit-event-modal .modal-content {
    background: #1e1e1e;
    border: 1px solid #444;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    border-radius: 8px;
    overflow: hidden;
}

#edit-event-modal .modal-header {
    background: #252525;
    border-bottom: 1px solid #333;
    padding: 15px 20px;
}

.edit-grid-header {
    display: grid;
    grid-template-columns: 2fr 3fr 120px 40px;
    gap: 10px;
    padding: 0 10px 10px 10px;
    margin-bottom: 5px;
    border-bottom: 1px solid #333;
    color: var(--kh-primary);
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.prop-edit-row {
    display: grid;
    grid-template-columns: 2fr 3fr 120px 40px;
    gap: 10px;
    margin-bottom: 8px;
    align-items: center;
    background: rgba(255,255,255,0.03);
    padding: 8px 10px;
    border-radius: 4px;
    border: 1px solid transparent;
    transition: background 0.2s;
}

.prop-edit-row:hover {
    background: rgba(255,255,255,0.06);
    border-color: #444;
}

.prop-edit-input {
    background: #111;
    border: 1px solid #444;
    color: #eee;
    padding: 8px 10px;
    border-radius: 4px;
    width: 100%;
    font-size: 0.9rem;
    font-family: 'Roboto', sans-serif;
    transition: border 0.2s;
}

.prop-edit-input:focus {
    outline: none;
    border-color: var(--kh-primary);
    background: #000;
}

.prop-edit-type {
    background: #111;
    border: 1px solid #444;
    color: #aaa;
    padding: 8px;
    border-radius: 4px;
    width: 100%;
    font-size: 0.85rem;
    cursor: pointer;
}

.prop-edit-type:focus {
    border-color: var(--kh-primary);
    color: #eee;
}

.prop-delete-btn {
    background: transparent;
    border: none;
    color: #666;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
    height: 100%;
}

.prop-delete-btn:hover {
    color: #ff5252;
}

.add-prop-container {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed #444;
}