/**
 * uDismiss Theme - Dark Theme (OpenWRT LuCi Dark Inspired)
 * Clean, functional, consistent dark design
 */

/* ============================================
   CSS Variables - Dark Color Palette
   ============================================ */
:root {
    /* Base Colors - Dark gray/blue scheme */
    --bg-primary: #1e1e1e;
    --bg-secondary: #2a2a2a;
    --bg-tertiary: #333333;
    --bg-hover: #3a3a3a;
    --bg-active: #404040;
    --bg-panel: #252525;
    
    /* Text Colors */
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --text-inverse: #ffffff;
    
    /* Accent Colors - Dark Gray */
    --accent-primary: #555555;
    --accent-primary-hover: #454545;
    --accent-primary-active: #353535;
    --accent-success: #5cb85c;
    --accent-warning: #f0ad4e;
    --accent-danger: #ffffff;
    --accent-info: #5bc0de;
    
    /* Borders */
    --border-light: #404040;
    --border-medium: #505050;
    --border-dark: #606060;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.5);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    --font-size-base: 14px;
    --font-size-sm: 12px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --line-height-base: 1.5;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
}

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

html {
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-inverse);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-xl);
    line-height: 1.2;
}

h1 {
    font-size: 24px;
    margin-top: 0;
    border-bottom: 2px solid var(--border-medium);
    padding-bottom: var(--spacing-sm);
}

h1.has-tabs {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: var(--spacing-xs);
}

h1 a,
h1 a:hover,
h1 a:active {
    color: var(--text-inverse);
    text-decoration: none;
}

h1 a:hover {
    text-decoration: underline;
    opacity: 0.8;
}

h2 {
    font-size: 20px;
}

h3 {
    font-size: 18px;
}

h4 {
    font-size: 16px;
}

p {
    margin-bottom: var(--spacing-md);
}

strong, b {
    font-weight: 600;
    color: var(--text-inverse);
}

/* ============================================
   Links
   ============================================ */
a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-primary-hover);
    text-decoration: underline;
}

a:active {
    color: var(--accent-primary-active);
}

/* ============================================
   Buttons
   ============================================ */
button,
input[type="submit"],
input[type="button"],
input[type="reset"],
.btn {
    display: inline-block;
    padding: 8px 16px;
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid var(--border-medium);
    border-radius: 4px;
    background: linear-gradient(to bottom, #3a3a3a, #2a2a2a);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
.btn:hover {
    background: linear-gradient(to bottom, #404040, #303030);
    border-color: var(--border-dark);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--text-inverse);
}

button:active,
input[type="submit"]:active,
input[type="button"]:active,
.btn:active {
    background: linear-gradient(to bottom, #2a2a2a, #1a1a1a);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

button:disabled,
input[type="submit"]:disabled,
input[type="button"]:disabled,
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-tertiary);
}

.btn-primary {
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-primary-hover));
    color: var(--text-inverse);
    border-color: var(--accent-primary-active);
}

.btn-primary:hover {
    background: linear-gradient(to bottom, var(--accent-primary-hover), var(--accent-primary-active));
    border-color: var(--accent-primary-active);
    color: var(--text-inverse);
}

.dismiss-btn {
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-primary-hover)) !important;
    color: var(--text-inverse) !important;
    border: 1px solid var(--accent-primary-active) !important;
    padding: 6px 12px !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    font-size: var(--font-size-sm) !important;
    font-weight: 500 !important;
    transition: all var(--transition-fast) !important;
    box-shadow: var(--shadow-sm) !important;
}

.dismiss-btn:hover {
    background: linear-gradient(to bottom, var(--accent-primary-hover), var(--accent-primary-active)) !important;
    border-color: var(--accent-primary-active) !important;
    box-shadow: var(--shadow-md) !important;
}

.dismiss-btn:active {
    background: linear-gradient(to bottom, var(--accent-primary-active), #252525) !important;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3) !important;
}

.btn-secondary {
    background: linear-gradient(to bottom, #3a3a3a, #2a2a2a);
    color: var(--text-primary);
}

.btn-success {
    background: linear-gradient(to bottom, var(--accent-success), #4a9a4a);
    color: var(--text-inverse);
    border-color: #3a8a3a;
}

.btn-danger {
    background: linear-gradient(to bottom, var(--accent-danger), #c9433f);
    color: var(--text-inverse);
    border-color: #b9332f;
}

/* ============================================
   Form Elements
   ============================================ */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="search"],
input[type="tel"],
input[type="url"],
textarea,
select {
    display: block;
    width: 100%;
    padding: 6px 10px;
    font-family: inherit;
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: 4px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3), 0 0 0 2px rgba(74, 158, 255, 0.3);
    background-color: var(--bg-tertiary);
}

input:disabled,
textarea:disabled,
select:disabled {
    background-color: var(--bg-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
}

input[type="checkbox"],
input[type="radio"] {
    width: auto;
    height: auto;
    margin-right: 6px;
    vertical-align: middle;
}

label {
    display: inline-block;
    margin-bottom: 4px;
    font-weight: 500;
    color: var(--text-primary);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

/* ============================================
   Tables
   ============================================ */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-sm);
}

thead {
    background: linear-gradient(to bottom, #353535, #2a2a2a);
    border-bottom: 2px solid var(--border-medium);
}

th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-inverse);
    border-bottom: 2px solid var(--border-medium);
    white-space: nowrap;
}

td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}

tbody tr:hover {
    background-color: var(--bg-hover);
}

/* Remove hover effects in projector view */
.projector-view tbody tr:hover {
    background-color: transparent !important;
}

tbody tr:nth-child(even) {
    background-color: var(--bg-tertiary);
}

tbody tr:nth-child(even):hover {
    background-color: var(--bg-hover);
}

/* Remove hover effects in projector view */
.projector-view tbody tr:nth-child(even):hover {
    background-color: transparent !important;
}

.table {
    width: 100%;
}

.table-responsive {
    overflow-x: auto;
}

/* ============================================
   Cards & Containers
   ============================================ */
.content-container {
    margin-bottom: var(--spacing-lg);
}

.controls-panel {
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   Tabs
   ============================================ */
.tab-container {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
    border-bottom: 2px solid var(--border-medium);
    padding-bottom: 0;
}

.subtitle {
    color: var(--text-secondary);
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.tab-btn {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    border-radius: 0;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    box-shadow: none;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    box-shadow: none;
}

.tab-btn.active {
    color: var(--text-secondary);
    border-bottom-color: var(--text-secondary);
    background: transparent;
    font-weight: 700;
    box-shadow: none;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.text-bold { font-weight: 600 !important; }
.text-muted { color: var(--text-muted) !important; }
.text-danger { color: var(--accent-danger) !important; }
.text-success { color: var(--accent-success) !important; }
.text-warning { color: var(--accent-warning) !important; }

.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }

.flex-center {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.gap-8 { gap: 8px !important; }
.mb-1em { margin-bottom: 1em !important; }
.mt-20 { margin-top: 20px !important; }
.mt-10 { margin-top: 10px !important; }
.p-8 { padding: 8px !important; }
.p-5-10 { padding: 5px 10px !important; }

.w-250 { width: 250px !important; }
.h-40 { height: 40px !important; }
.fs-12 { font-size: 12px !important; }
.fs-20 { font-size: 20px !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.max-w-800 { max-width: 800px !important; }

.hidden { display: none !important; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    body {
        font-size: var(--font-size-sm);
    }
    
    h1 {
        font-size: 20px;
    }
    
    .content-container {
        padding: 0;
    }
    
    table {
        font-size: var(--font-size-sm);
    }
    
    th, td {
        padding: 6px 8px;
    }
    
    .hide-mobile {
        display: none !important;
    }
    
    /* Make tabs responsive on mobile */
    .tab-container {
        flex-wrap: wrap;
        gap: 2px;
    }
    
    .tab-btn {
        padding: 8px 12px;
        font-size: var(--font-size-sm);
        flex: 1 1 auto;
        min-width: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

/* Very small screens - stack tabs or use shorter text */
@media (max-width: 480px) {
    .tab-container {
        flex-direction: column;
        gap: 4px;
    }
    
    .tab-btn {
        width: 100%;
        text-align: left;
        padding: 10px 12px;
        border-bottom: 1px solid var(--border-light);
        border-radius: 4px;
    }
    
    .tab-btn.active {
        border-bottom: 3px solid var(--text-secondary);
        background: var(--bg-hover);
    }
    
    .tab-container {
        border-bottom: none;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .sidebar,
    button,
    .btn {
        display: none;
    }
    
    table {
        border: 1px solid #000;
    }
    
    th, td {
        border: 1px solid #000;
    }
}