/* ==========================================================================
   RESPONSIVE STYLES - MOBILE FIRST
   ========================================================================== */

/* Base styles (mobile first) */
.modern-page-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 12px;
}

.page-header {
    margin-bottom: 20px;
    padding: 16px 0;
}

.page-header-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.page-title-section {
    flex: 1;
}

.page-title {
    font-size: 20px !important;
    line-height: 1.2;
    margin-bottom: 8px;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Form styles */
.modern-form {
    padding: 16px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.form-card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.settings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.setting-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.field-label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

/* Settings navigation */
.settings-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    padding: 0 4px;
}

.settings-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    background: var(--background-tertiary);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.settings-nav .nav-item.active {
    background: var(--primary-color);
    color: white;
}

.settings-nav .nav-item i {
    font-size: 14px;
}

.settings-nav .nav-item span {
    display: none;
}

/* Buttons */
.btn-modern {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    justify-content: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

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

/* Tables */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -12px;
    padding: 0 12px;
}

.table {
    min-width: 600px;
    font-size: 14px;
    width: 100%;
}

.table th,
.table td {
    padding: 8px;
    white-space: nowrap;
    vertical-align: middle;
}

.table th {
    background-color: var(--background-tertiary);
    font-weight: 600;
    color: var(--text-primary);
}

.table tbody tr:hover {
    background-color: var(--background-tertiary);
}

/* Responsive table on very small screens */
@media (max-width: 480px) {
    .table-container {
        margin: 0 -12px;
    }
    
    .table {
        min-width: 500px;
        font-size: 12px;
    }
    
    .table th,
    .table td {
        padding: 6px;
    }
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--background-tertiary);
}

.card-body {
    padding: 16px;
}

/* Form actions */
.form-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
    margin-top: 24px;
}

.form-actions .btn-modern {
    width: 100%;
}

/* Switches */
.switch-wrapper {
    display: flex;
    align-items: center;
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

/* Form inputs */
.form-control, .form-select, .form-input {
    font-size: 16px !important; /* Previne zoom no iOS */
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 10px 12px;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus, .form-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

/* Textarea */
textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Select */
.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 8px center;
    background-repeat: no-repeat;
    background-size: 16px 12px;
    padding-right: 40px;
}

/* Checkbox and radio */
.form-check-input {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    accent-color: var(--primary-color);
}

.form-check-label {
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
}

/* ==========================================================================
   TABLET STYLES (768px+)
   ========================================================================== */
@media (min-width: 768px) {
    .modern-page-container {
        padding: 0 20px;
    }

    .page-header {
        margin-bottom: 32px;
        padding: 24px 0;
    }

    .page-header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
        gap: 24px;
    }

    .page-title {
        font-size: 28px !important;
    }

    .page-subtitle {
        font-size: 16px;
    }

    .modern-form {
        padding: 24px;
    }

    .settings-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .setting-field {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .settings-nav .nav-item {
        font-size: 14px;
        padding: 10px 16px;
    }

    .settings-nav .nav-item span {
        display: inline;
    }

    .form-actions {
        flex-direction: row;
        justify-content: flex-end;
    }

    .form-actions .btn-modern {
        width: auto;
    }

    .table th,
    .table td {
        padding: 12px;
    }

    .card-header {
        padding: 20px;
    }

    .card-body {
        padding: 20px;
    }
}

/* ==========================================================================
   DESKTOP STYLES (1024px+)
   ========================================================================== */
@media (min-width: 1024px) {
    .modern-page-container {
        max-width: 1400px;
        padding: 0 32px;
    }

    .page-title {
        font-size: 32px !important;
    }

    .modern-form {
        padding: 32px;
    }

    .settings-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }

    .card-header {
        padding: 24px;
    }

    .card-body {
        padding: 24px;
    }
}

/* ==========================================================================
   LARGE DESKTOP STYLES (1440px+)
   ========================================================================== */
@media (min-width: 1440px) {
    .settings-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

.flex-column { flex-direction: column; }
.flex-row { flex-direction: row; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.p-0 { padding: 0; }
.p-1 { padding: 8px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.p-4 { padding: 32px; }

/* ==========================================================================
   RESPONSIVE VISIBILITY
   ========================================================================== */
.d-md-none { display: none; }
.d-md-block { display: block; }
.d-md-flex { display: flex; }
.d-md-inline-flex { display: inline-flex; }

@media (min-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
    .d-md-inline-flex { display: inline-flex !important; }
}

@media (max-width: 767px) {
    .d-md-none { display: block !important; }
    .d-md-block { display: none !important; }
    .d-md-flex { display: none !important; }
    .d-md-inline-flex { display: none !important; }
}

/* ===========================================================================
   SETTINGS MENU PAGE SPECIFIC STYLES - TEMP PATCH 2025-01-23 18:05
   =========================================================================== */
#settingsMenuPage .settings-grid{display:grid!important;gap:0!important;grid-template-columns:1fr!important}
#settingsMenuPage .setting-field{display:flex!important;flex-direction:row!important;justify-content:space-between!important;align-items:center!important;padding:20px 24px!important;border-bottom:1px solid var(--border-color,#e9ecef)!important;background:transparent!important;border-radius:0!important;min-height:60px!important}
#settingsMenuPage .setting-field:last-child{border-bottom:none!important}
#settingsMenuPage .setting-field .field-label{flex:1!important;font-size:15px!important;margin:0!important;text-align:left!important;color:var(--text-primary,#333)!important}
#settingsMenuPage .setting-field .switch-wrapper{flex-shrink:0!important}
@media(min-width:768px){#settingsMenuPage .settings-grid{grid-template-columns:1fr!important}}
@media(min-width:1024px){#settingsMenuPage .settings-grid{grid-template-columns:1fr!important}}
@media(min-width:1440px){#settingsMenuPage .settings-grid{grid-template-columns:1fr!important}}
@media(max-width:767px){#settingsMenuPage .setting-field{flex-direction:column!important;align-items:flex-start!important;gap:12px!important}#settingsMenuPage .setting-field .switch-wrapper{align-self:flex-end!important}}

/* Full-width layout for all settings pages except Menu */
.modern-page-container:not(#settingsMenuPage) .settings-grid{grid-template-columns:1fr!important;gap:24px!important}

/* Restore default vertical layout for setting pages other than menu */
.modern-page-container:not(#settingsMenuPage) .setting-field{flex-direction:column!important;align-items:flex-start!important;text-align:left!important}

/* Expand input elements to full width inside setting-field */
.modern-page-container:not(#settingsMenuPage) .setting-field > input,
.modern-page-container:not(#settingsMenuPage) .setting-field > textarea,
.modern-page-container:not(#settingsMenuPage) .setting-field > select,
.modern-page-container:not(#settingsMenuPage) .setting-field > .password-input-wrapper,
.modern-page-container:not(#settingsMenuPage) .setting-field > .color-input-wrapper,
.modern-page-container:not(#settingsMenuPage) .setting-field > .image-upload-area {
    flex: 1 1 0 !important;
    width: 100% !important;
}