/* Theme Variables */

/* Light Theme (Default) */
:root {
    --bg-color: #f8f9fa;
    --text-color: #333;
    --navbar-bg: #fff;
    --navbar-text: #333;
    --navbar-shadow: rgba(0, 0, 0, 0.1);
    --navbar-hover: #007bff;
    --card-bg: #fff;
    --card-header-bg: #f8f9fa;
    --card-border: rgba(0, 0, 0, 0.125);
    --card-shadow: rgba(0, 0, 0, 0.075);
    --card-shadow-hover: rgba(0, 0, 0, 0.15);
    --meta-text: #6c757d;
    --gradient-end: rgba(255, 255, 255, 1);
    --offcanvas-bg: #fff;
    --offcanvas-text: #333;
    --settings-btn-bg: #e6e6e6;
    --settings-btn-text: #333;
    --settings-border: #818181;
    --settings-text: #818181;
    --settings-sample-bg: #fff;
    --settings-sample-border: #dee2e6;
}

/* Dark Theme */
html[data-bs-theme="dark"] {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --navbar-bg: #1e1e1e;
    --navbar-text: #e0e0e0;
    --navbar-shadow: rgba(0, 0, 0, 0.3);
    --navbar-hover: #4dabf7;
    --card-bg: #1e1e1e;
    --card-header-bg: #2c2c2c;
    --card-border: #3a3a3a;
    --card-shadow: rgba(0, 0, 0, 0.3);
    --card-shadow-hover: rgba(0, 0, 0, 0.5);
    --meta-text: #adb5bd;
    --gradient-end: rgba(30, 30, 30, 1);
    --offcanvas-bg: #1e1e1e;
    --offcanvas-text: #e0e0e0;
    --settings-btn-bg: #2c2c2c;
    --settings-btn-text: #e0e0e0;
    --settings-border: #3a3a3a;
    --settings-text: #e0e0e0;
    --settings-sample-bg: #2c2c2c;
    --settings-sample-border: #3a3a3a;
}

/* Sepia Theme */
html[data-bs-theme="sepia"] {
    --bg-color: #f4ecd8;
    --text-color: #5b4636;
    --navbar-bg: #faf5e6;
    --navbar-text: #5b4636;
    --navbar-shadow: rgba(91, 70, 54, 0.1);
    --navbar-hover: #8b5a2b;
    --card-bg: #faf5e6;
    --card-header-bg: #f4ecd8;
    --card-border: #d2b48c;
    --card-shadow: rgba(139, 90, 43, 0.1);
    --card-shadow-hover: rgba(139, 90, 43, 0.2);
    --meta-text: #8b5a2b;
    --gradient-end: rgba(250, 245, 230, 1);
    --offcanvas-bg: #faf5e6;
    --offcanvas-text: #5b4636;
    --settings-btn-bg: #f4ecd8;
    --settings-btn-text: #5b4636;
    --settings-border: #d2b48c;
    --settings-text: #5b4636;
    --settings-sample-bg: #f4ecd8;
    --settings-sample-border: #d2b48c;
}

/* Auto Theme (System Preference) */
html[data-bs-theme="auto"] {
    --bg-color: #f8f9fa;
    --text-color: #333;
    --navbar-bg: #fff;
    --navbar-text: #333;
    --navbar-shadow: rgba(0, 0, 0, 0.1);
    --navbar-hover: #007bff;
    --card-bg: #fff;
    --card-header-bg: #f8f9fa;
    --card-border: rgba(0, 0, 0, 0.125);
    --card-shadow: rgba(0, 0, 0, 0.075);
    --card-shadow-hover: rgba(0, 0, 0, 0.15);
    --meta-text: #6c757d;
    --gradient-end: rgba(255, 255, 255, 1);
    --offcanvas-bg: #fff;
    --offcanvas-text: #333;
    --settings-btn-bg: #e6e6e6;
    --settings-btn-text: #333;
    --settings-border: #818181;
    --settings-text: #818181;
    --settings-sample-bg: #fff;
    --settings-sample-border: #dee2e6;
}

@media (prefers-color-scheme: dark) {
    html[data-bs-theme="auto"] {
        --bg-color: #121212;
        --text-color: #e0e0e0;
        --navbar-bg: #1e1e1e;
        --navbar-text: #e0e0e0;
        --navbar-shadow: rgba(0, 0, 0, 0.3);
        --navbar-hover: #4dabf7;
        --card-bg: #1e1e1e;
        --card-header-bg: #2c2c2c;
        --card-border: #3a3a3a;
        --card-shadow: rgba(0, 0, 0, 0.3);
        --card-shadow-hover: rgba(0, 0, 0, 0.5);
        --meta-text: #adb5bd;
        --gradient-end: rgba(30, 30, 30, 1);
        --offcanvas-bg: #1e1e1e;
        --offcanvas-text: #e0e0e0;
        --settings-btn-bg: #2c2c2c;
        --settings-btn-text: #e0e0e0;
        --settings-border: #3a3a3a;
        --settings-text: #e0e0e0;
        --settings-sample-bg: #2c2c2c;
        --settings-sample-border: #3a3a3a;
    }
}

/* Apply Theme Variables */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

.navbar {
    background-color: var(--navbar-bg);
    box-shadow: 0 2px 4px var(--navbar-shadow);
}

.navbar-brand,
.nav-link,
.settings-icon,
.search-icon {
    color: var(--navbar-text);
}

.nav-link:hover,
.settings-icon:hover,
.search-icon:hover {
    color: var(--navbar-hover);
}

.page-card {
    background-color: var(--card-bg);
    box-shadow: 0 0.125rem 0.25rem var(--card-shadow);
}

.page-card:hover {
    box-shadow: 0 0.5rem 1rem var(--card-shadow-hover);
}

.page-card .card-header {
    background-color: var(--card-header-bg);
    border-bottom: 1px solid var(--card-border);
}

.page-content::after {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0), var(--gradient-end));
}

.page-meta {
    color: var(--meta-text);
}

.offcanvas {
    background-color: var(--offcanvas-bg);
    color: var(--offcanvas-text);
}

/* Offcanvas Navigation Menu */
.offcanvas-start {
    background-color: var(--offcanvas-bg);
    color: var(--offcanvas-text);
}

.offcanvas-start .offcanvas-header {
    border-bottom-color: var(--card-border);
}

.offcanvas-start .nav-link {
    color: var(--navbar-text);
    border-bottom-color: var(--card-border);
}

.offcanvas-start .nav-link:hover {
    color: var(--navbar-hover);
    background-color: var(--card-header-bg);
}

/* Burger Menu Icon */
.burger-menu-icon .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.55%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

html[data-bs-theme="light"] .burger-menu-icon .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 0, 0, 0.55%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Search Modal */
.modal-content {
    background-color: var(--card-bg);
    color: var(--text-color);
    border-color: var(--card-border);
}

.modal-header {
    border-bottom-color: var(--card-border);
}

.modal-footer {
    border-top-color: var(--card-border);
}

.form-control {
    background-color: var(--bg-color);
    color: var(--text-color);
    border-color: var(--card-border);
}

.form-control:focus {
    background-color: var(--bg-color);
    color: var(--text-color);
    border-color: var(--navbar-hover);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-control::placeholder {
    color: var(--meta-text);
}

.settings-h6-label {
    color: var(--offcanvas-text) !important;
}

.settings-btn-group .active {
    background-color: var(--settings-btn-bg) !important;
    color: var(--settings-btn-text) !important;
}

.settings-selection-set-btn {
    border-color: var(--settings-border) !important;
    color: var(--settings-text) !important;
}

.settings-selection-set-btn:hover {
    background-color: var(--settings-btn-bg) !important;
    color: var(--settings-btn-text) !important;
}

.settings-hr {
    border-color: var(--settings-border);
}

.settings-font-size-display-size-box,
.settings-font-size-label,
.settings-minus-plus-button {
    color: var(--settings-text) !important;
}

.settings-sample-verse {
    color: var(--offcanvas-text);
    border-color: var(--settings-sample-border);
    background-color: var(--settings-sample-bg);
}

/* Font size variations */
body.font-size-small {
    font-size: 0.9rem;
}

body.font-size-medium {
    font-size: 1rem;
}

body.font-size-large {
    font-size: 1.1rem;
}

body.font-size-xlarge {
    font-size: 1.2rem;
}

body.font-size-xxlarge {
    font-size: 1.3rem;
}