/* ===============================================
   DREADCAMPAIGN - Mobile-First Responsive Theme
   Modern CSS with Industry Best Practices
   =============================================== */

/* ===============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   =============================================== */
:root {
    /* Brand Colors */
    --dread-primary: #C87D52;
    --dread-primary-dark: #a06442;
    --dread-primary-darker: #8b5637;
    --dread-secondary: #FFD0C9;
    --dread-secondary-dark: #ffc0b5;
    --dread-dark: #3d2817;
    --dread-darker: #2a1810;
    --dread-light: #f8f9fa;
    --dread-lighter: #ffffff;
    /* Semantic Colors */
    --dread-success: #198754;
    --dread-warning: #ffc107;
    --dread-danger: #dc3545;
    --dread-info: #0dcaf0;
    /* Shadows */
    --dread-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --dread-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    --dread-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --dread-shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.2);
    --dread-shadow-primary: 0 4px 16px rgba(200, 125, 82, 0.3);
    --dread-shadow-primary-lg: 0 8px 32px rgba(200, 125, 82, 0.4);
    /* Border Radius */
    --dread-radius-sm: 6px;
    --dread-radius: 8px;
    --dread-radius-lg: 12px;
    --dread-radius-xl: 16px;
    --dread-radius-pill: 50rem;
    /* Transitions */
    --dread-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --dread-transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --dread-transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    /* Spacing */
    --dread-spacing-xs: 0.25rem;
    --dread-spacing-sm: 0.5rem;
    --dread-spacing: 1rem;
    --dread-spacing-lg: 1.5rem;
    --dread-spacing-xl: 2rem;
    --dread-spacing-2xl: 3rem;
    /* Typography */
    --dread-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --dread-font-family-display: 'Segoe UI', system-ui, sans-serif;
    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ===============================================
   GLOBAL RESETS & BASE STYLES
   =============================================== */

* {
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--dread-font-family);
    line-height: 1.6;
    color: var(--dread-dark);
}

/* ===============================================
   TYPOGRAPHY
   =============================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--dread-font-family-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--dread-dark);
    line-height: 1.2;
}

h1 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2rem);
    margin-bottom: 1.25rem;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    margin-bottom: 1rem;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    margin-bottom: 0.875rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===============================================
   BUTTON ENHANCEMENTS
   =============================================== */

.btn {
    font-weight: 600;
    border-radius: var(--dread-radius);
    transition: var(--dread-transition-fast);
    letter-spacing: 0.02em;
    border: none;
    position: relative;
    overflow: hidden;
    min-height: 44px; /* Touch-friendly */
}

    .btn::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.3);
        transform: translate(-50%, -50%);
        transition: width 0.6s, height 0.6s;
    }

    .btn:active::before {
        width: 300px;
        height: 300px;
    }

    .btn:focus-visible {
        outline: 2px solid var(--dread-primary);
        outline-offset: 2px;
        box-shadow: 0 0 0 0.25rem rgba(200, 125, 82, 0.25);
    }

.btn-primary {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
}

    .btn-primary:hover {
        background: linear-gradient(135deg, var(--dread-primary-dark) 0%, var(--dread-primary-darker) 100%);
        transform: translateY(-2px);
        box-shadow: var(--dread-shadow-primary-lg);
    }

    .btn-primary:active {
        transform: translateY(0);
    }

.btn-secondary {
    background-color: var(--dread-secondary);
    border-color: var(--dread-secondary);
    color: var(--dread-dark);
}

    .btn-secondary:hover {
        background-color: var(--dread-secondary-dark);
        border-color: var(--dread-secondary-dark);
        color: var(--dread-dark);
    }

.btn-outline-primary {
    color: var(--dread-primary);
    border: 2px solid var(--dread-primary);
    background: transparent;
}

    .btn-outline-primary:hover {
        background-color: var(--dread-primary);
        border-color: var(--dread-primary);
        color: white;
        transform: translateY(-2px);
        box-shadow: var(--dread-shadow-primary);
    }

.btn-outline-secondary {
    color: #6c757d;
    border: 2px solid #6c757d;
    background: transparent;
}

    .btn-outline-secondary:hover {
        background-color: #6c757d;
        border-color: #6c757d;
        color: white;
    }

/* Button Sizes */
.btn-sm {
    min-height: 36px;
    padding: 0.375rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    min-height: 52px;
    padding: 0.75rem 1.75rem;
    font-size: 1.05rem;
}

/* ===============================================
   CARD ENHANCEMENTS
   =============================================== */

.card {
    border-radius: var(--dread-radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: var(--dread-shadow-sm);
    transition: var(--dread-transition);
    overflow: hidden;
}

    .card:hover {
        box-shadow: var(--dread-shadow-lg);
        transform: translateY(-4px);
    }

.card-header {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
    border-bottom: none;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background-color: var(--dread-light);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding: 1rem 1.5rem;
}

/* ===============================================
   FORM ENHANCEMENTS
   =============================================== */

.form-control,
.form-select {
    border-radius: var(--dread-radius);
    border: 2px solid #dee2e6;
    padding: 0.625rem 1rem;
    min-height: 44px; /* Touch-friendly */
    transition: var(--dread-transition-fast);
}

    .form-control:focus,
    .form-select:focus {
        border-color: var(--dread-primary);
        box-shadow: 0 0 0 0.25rem rgba(200, 125, 82, 0.15);
    }

.form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dread-dark);
}

.form-control::placeholder {
    color: #adb5bd;
}

/* ===============================================
   ALERT ENHANCEMENTS
   =============================================== */

.alert {
    border-radius: var(--dread-radius-lg);
    border: none;
    padding: 1rem 1.5rem;
    box-shadow: var(--dread-shadow-sm);
}

.alert-success {
    background: linear-gradient(135deg, #d1f4e0 0%, #e8f9f0 100%);
    color: #0d4f2a;
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #fff9e6 100%);
    color: #856404;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #fce8ea 100%);
    color: #721c24;
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #e7f5f8 100%);
    color: #0c5460;
}

/* ===============================================
   BADGE ENHANCEMENTS
   =============================================== */

.badge {
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: var(--dread-radius);
    letter-spacing: 0.02em;
}

.badge-primary {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
}

/* ===============================================
   MODAL ENHANCEMENTS
   =============================================== */

.modal-content {
    border-radius: var(--dread-radius-xl);
    border: none;
    box-shadow: var(--dread-shadow-xl);
}

.modal-header {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
    border-bottom: none;
    padding: 1.5rem;
    border-radius: var(--dread-radius-xl) var(--dread-radius-xl) 0 0;
}

    .modal-header .btn-close {
        filter: brightness(0) invert(1);
    }

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding: 1rem 1.5rem;
}

/* ===============================================
   UTILITY CLASSES
   =============================================== */

.shadow-sm {
    box-shadow: var(--dread-shadow-sm) !important;
}

.shadow {
    box-shadow: var(--dread-shadow) !important;
}

.shadow-lg {
    box-shadow: var(--dread-shadow-lg) !important;
}

.rounded-xl {
    border-radius: var(--dread-radius-xl) !important;
}

.text-primary {
    color: var(--dread-primary) !important;
}

.bg-primary {
    background-color: var(--dread-primary) !important;
}

.border-primary {
    border-color: var(--dread-primary) !important;
}

/* ===============================================
   LOADING STATES
   =============================================== */

.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

    .loading::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 24px;
        height: 24px;
        margin: -12px 0 0 -12px;
        border: 3px solid var(--dread-primary);
        border-top-color: transparent;
        border-radius: 50%;
        animation: spin 0.8s linear infinite;
    }

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===============================================
   MOBILE-FIRST RESPONSIVE UTILITIES
   =============================================== */

/* Container adjustments for mobile */
@media (max-width: 640px) {
    .container,
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .row {
        margin-left: -0.5rem;
        margin-right: -0.5rem;
    }

        .row > * {
            padding-left: 0.5rem;
            padding-right: 0.5rem;
        }
}

/* Hide on mobile */
.d-mobile-none {
    display: none !important;
}

@media (min-width: 641px) {
    .d-mobile-none {
        display: block !important;
    }
}

/* Show only on mobile */
.d-mobile-only {
    display: block !important;
}

@media (min-width: 641px) {
    .d-mobile-only {
        display: none !important;
    }
}

/* ===============================================
   GRID SYSTEM ENHANCEMENTS
   =============================================== */

.grid {
    display: grid;
    gap: var(--dread-spacing);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 641px) {
    .grid-cols-md-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .grid-cols-lg-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* ===============================================
   ACCESSIBILITY ENHANCEMENTS
   =============================================== */

/* Focus visible styles */
*:focus-visible {
    outline: 2px solid var(--dread-primary);
    outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--dread-primary);
    color: white;
    padding: 0.5rem 1rem;
    text-decoration: none;
    z-index: 100;
}

    .skip-to-content:focus {
        top: 0;
    }

/* ===============================================
   PRINT STYLES
   =============================================== */

@media print {
    .no-print,
    .mobile-header,
    .mobile-bottom-nav,
    .sidebar,
    button,
    .btn {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .card {
        box-shadow: none;
        border: 1px solid #000;
    }
}

/* ===============================================
   HIGH CONTRAST MODE
   =============================================== */

@media (prefers-contrast: high) {
    .btn,
    .card,
    .form-control,
    .form-select {
        border: 2px solid currentColor;
    }
}

/* ===============================================
   REDUCED MOTION
   =============================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

/* Card Enhancements */
.card {
    border: none;
    border-radius: var(--dread-border-radius);
    box-shadow: var(--dread-shadow);
    transition: var(--dread-transition);
}

    .card:hover {
        box-shadow: var(--dread-shadow-lg);
    }

.card-header {
    border-bottom: none;
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
    font-weight: 600;
    padding: 1rem 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* Form Enhancements */
.form-control,
.form-select {
    border-radius: 8px;
    border: 1px solid #dee2e6;
    padding: 0.625rem 0.875rem;
    transition: var(--dread-transition);
}

    .form-control:focus,
    .form-select:focus {
        border-color: var(--dread-primary);
        box-shadow: 0 0 0 0.2rem rgba(200, 125, 82, 0.15);
    }

.form-label {
    font-weight: 600;
    color: var(--dread-dark);
    margin-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

/* Badge Enhancements */
.badge {
    font-weight: 600;
    padding: 0.5rem 0.875rem;
    border-radius: 20px;
    letter-spacing: 0.3px;
}

    .badge.bg-primary {
        background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%) !important;
        color: #fff !important; /* Ensure white text on dark primary background */
    }

    .badge.bg-secondary {
        background-color: var(--dread-secondary) !important;
        color: var(--dread-dark) !important; /* Dark text on light secondary background */
    }

    .badge.bg-info {
        color: #000 !important; /* Dark text for light info background */
    }

    .badge.bg-warning {
        color: #000 !important; /* Dark text for light warning background */
    }

/* Alert Enhancements */
.alert {
    border: none;
    border-radius: var(--dread-border-radius);
    border-left: 4px solid;
}

.alert-primary {
    background-color: #f4e5dc;
    border-left-color: var(--dread-primary);
    color: var(--dread-dark);
}

.alert-success {
    background-color: #d1e7dd;
    border-left-color: #198754;
}

.alert-danger {
    background-color: #f8d7da;
    border-left-color: #dc3545;
}

.alert-warning {
    background-color: #fff3cd;
    border-left-color: #ffc107;
}

.alert-info {
    background-color: #cff4fc;
    border-left-color: #0dcaf0;
}

/* Modal Enhancements */
.modal-content {
    border: none;
    border-radius: var(--dread-border-radius);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
    border-bottom: none;
    border-radius: var(--dread-border-radius) var(--dread-border-radius) 0 0;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
}

/* Table Enhancements */
.table {
    border-radius: var(--dread-border-radius);
    overflow: hidden;
}

    .table thead th {
        background-color: #f8f9fa;
        color: var(--dread-dark);
        font-weight: 700;
        text-transform: uppercase;
        font-size: 0.875rem;
        letter-spacing: 0.5px;
        border-bottom: 2px solid var(--dread-primary);
    }

.table-hover tbody tr:hover {
    background-color: rgba(200, 125, 82, 0.05);
}

/* List Group Enhancements */
.list-group-item {
    border-left: 3px solid transparent;
    transition: var(--dread-transition);
}

    .list-group-item.active {
        background: linear-gradient(90deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
        border-left-color: var(--dread-primary-dark);
    }

    .list-group-item:hover:not(.active) {
        border-left-color: var(--dread-primary);
        background-color: rgba(200, 125, 82, 0.05);
    }

/* Loading Spinner */
.spinner-border {
    color: var(--dread-primary);
}

/* Link Styles */
a {
    color: var(--dread-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Utility Classes */
.text-primary-custom {
    color: var(--dread-primary) !important;
}

.bg-primary-custom {
    background-color: var(--dread-primary) !important;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%) !important;
}

.shadow-custom {
    box-shadow: var(--dread-shadow) !important;
}

.shadow-lg-custom {
    box-shadow: var(--dread-shadow-lg) !important;
}

.rounded-custom {
    border-radius: var(--dread-border-radius) !important;
}

/* Page Transitions */
.page-transition {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dread-primary) 0%, var(--dread-primary-dark) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: var(--dread-transition);
    z-index: 1000;
}

    .scroll-to-top:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

/* Accessibility Enhancements */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Visible Enhancements */
:focus-visible {
    outline: 2px solid var(--dread-primary);
    outline-offset: 2px;
}

/* Selection Colors */
::selection {
    background-color: var(--dread-primary);
    color: white;
}

::-moz-selection {
    background-color: var(--dread-primary);
    color: white;
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }

    .card,
    .table {
        box-shadow: none !important;
    }
}