/* Modern Minimal Theme: Nordic Mist */
:root {
    /* 1. Background - Warm Off-White */
    --bs-body-bg: #FAFAF9;
    /* 2. Text - Warm Dark Gray (low contrast) */
    --bs-body-color: #44403C;
    /* 3. Primary Pastel - Mint/Sage */
    --brand-pastel: #D1FAE5;
    /* 4. Secondary Pastel - Sky */
    --secondary-pastel: #E0F2FE;
    /* 5. Intense Action - Deep Teal */
    --action-color: #0F766E;

    /* Bootstrap Overrides */
    --bs-primary: var(--action-color);
    --bs-link-color: var(--action-color);
    --bs-link-hover-color: #115E59;
    --bs-border-radius: 12px;
    --bs-border-radius-lg: 16px;
    --bs-border-radius-xl: 24px;
}

/* Override Bootstrap's theme-scoped text color variables */
/* Bootstrap uses [data-bs-theme=light] selector - matching with same specificity */
/* Note: !important doesn't work on CSS custom properties, using selector order */
html[data-bs-theme="light"],
[data-bs-theme="light"],
html:not([data-bs-theme="dark"]) {
    --bs-secondary-color: #57534E;
    --bs-tertiary-color: #78716C;
    --bs-secondary-color-rgb: 87, 83, 78;
    --bs-tertiary-color-rgb: 120, 113, 108;
}

/* Force override Bootstrap's .text-body-secondary - multiple high-specificity selectors */
/* This MUST use !important because Bootstrap uses it */
html body .text-body-secondary,
html[data-bs-theme] .text-body-secondary,
[data-bs-theme] .text-body-secondary,
.container .text-body-secondary,
p.text-body-secondary,
span.text-body-secondary,
div.text-body-secondary {
    color: #57534E !important;
}

html body .text-body-tertiary,
html[data-bs-theme] .text-body-tertiary,
[data-bs-theme] .text-body-tertiary,
.container .text-body-tertiary,
p.text-body-tertiary,
span.text-body-tertiary,
div.text-body-tertiary {
    color: #78716C !important;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.7;
    letter-spacing: -0.01em;
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

/* Navbar: Minimal & Floating */
.navbar {
    background-color: rgba(250, 250, 249, 0.9) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar-brand {
    font-weight: 700;
    color: var(--action-color) !important;
    letter-spacing: -0.03em;
}

.nav-link {
    color: var(--bs-body-color) !important;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--action-color) !important;
}

/* Hero Section */
.hero-section {
    background-color: var(--brand-pastel);
    color: var(--bs-body-color);
    border-radius: var(--bs-border-radius-xl);
    padding: 4rem 2rem;
    margin-top: 2rem;
    margin-bottom: 3rem;
    border: 1px solid rgba(0, 0, 0, 0.02);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: #292524;
    font-weight: 700;
    letter-spacing: -0.03em;
}

/* Lead text */
.lead {
    font-size: 1.15rem;
    color: #57534E;
}

/* Fix Bootstrap text colors for light mode - force dark text */
.text-secondary,
.text-body-secondary,
p.text-body-secondary,
span.text-body-secondary,
div.text-body-secondary,
.metadata.text-body-secondary,
.site-footer.text-body-secondary,
.card-text.text-body-secondary,
.lead.text-body-secondary {
    color: #57534E !important;
}

.text-tertiary,
.text-body-tertiary,
p.text-body-tertiary,
span.text-body-tertiary,
div.text-body-tertiary,
.card-text.text-body-tertiary {
    color: #78716C !important;
}

/* Base Cards */
.card {
    background-color: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border-radius: var(--bs-border-radius-lg);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.06);
}

.card-header,
.card-footer {
    background-color: transparent;
    border: none;
}

.card-body {
    padding: 1.75rem;
}

/* Ensure card text is always readable */
.card-text,
.card-body p,
.card-body .text-secondary,
.card-body .text-body-secondary,
.card .text-body-secondary,
.card .lead {
    color: #57534E !important;
}

.card-body .text-tertiary,
.card-body .text-body-tertiary,
.card .text-body-tertiary {
    color: #78716C !important;
}

/* Metadata styling - ensure visibility */
.metadata {
    color: #78716C !important;
}

p.metadata,
span.metadata {
    color: #78716C !important;
}

/* Footer text */
.site-footer,
p.site-footer {
    color: #78716C !important;
}

/* Content Cards - Main content sections */
.content-card {
    background-color: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.03);
    border-radius: var(--bs-border-radius-xl);
}

.content-card:hover {
    transform: none;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.03);
}

.content-card .card-body {
    padding: 2rem;
}

/* Article cards - larger padding for blog posts */
.article-card .card-body {
    padding: 2.5rem;
}

/* Contact link cards - same as content cards, no hover lift */
.contact-link {
    background-color: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.04);
    border-radius: var(--bs-border-radius-lg);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.03);
    transition: border-color 0.2s ease;
}

.contact-link:hover {
    transform: none;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.03);
    border-color: var(--action-color);
}

.contact-link .card-body {
    padding: 1.25rem 1.5rem;
}

/* Buttons */
.btn-primary {
    background-color: var(--action-color);
    border-color: var(--action-color);
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.2);
    transition: all 0.2s ease;
    border-radius: var(--bs-border-radius);
}

.btn-primary:hover {
    background-color: #115E59;
    border-color: #115E59;
    box-shadow: 0 6px 16px rgba(15, 118, 110, 0.3);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--action-color);
    color: var(--action-color);
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    transition: all 0.2s ease;
    border-radius: var(--bs-border-radius);
}

.btn-secondary:hover {
    background-color: var(--action-color);
    color: white;
}

/* Links */
a {
    color: var(--action-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #115E59;
    text-decoration: underline;
}

/* Badges / Tags */
.badge {
    background-color: var(--secondary-pastel) !important;
    color: var(--action-color) !important;
    font-weight: 600;
    padding: 0.5em 0.8em;
    border-radius: var(--bs-border-radius);
}

/* Footer */
footer,
.site-footer {
    margin-top: 4rem;
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.9rem;
    color: #78716C;
    text-align: center;
}

/* Divider */
hr {
    border-color: rgba(0, 0, 0, 0.06);
    margin: 2rem 0;
}

/* Code blocks */
pre, code {
    background-color: #F5F5F4;
    border-radius: var(--bs-border-radius);
}

code {
    padding: 0.2em 0.4em;
    color: var(--action-color);
}

pre {
    padding: 1rem;
}

/* Metadata styling */
.metadata {
    color: #78716C !important;
    font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-section {
        padding: 2.5rem 1.5rem;
        margin-top: 1rem;
        border-radius: var(--bs-border-radius-lg);
    }

    .content-card .card-body {
        padding: 1.5rem;
    }

    .article-card .card-body {
        padding: 1.75rem;
    }

    h1 {
        font-size: 2rem;
    }
}

/* Page wrapper for consistent spacing */
main > section:first-of-type {
    padding-top: 1rem;
}

/* Center content with max-width */
section[style*="max-width"],
div[style*="max-width"] {
    margin-left: auto;
    margin-right: auto;
}

/* Custom markdown elements */

/* Alerts / Callouts */
.alert {
    border-radius: var(--bs-border-radius-lg);
    border: none;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
}

.alert-info {
    background-color: var(--secondary-pastel);
    color: #0369A1;
}

.alert-warning {
    background-color: #FEF3C7;
    color: #92400E;
}

.alert-success {
    background-color: #D1FAE5;
    color: #065F46;
}

.alert-danger {
    background-color: #FEE2E2;
    color: #991B1B;
}

/* Highlighted text */
.highlight, mark.highlight {
    background-color: #FEF08A;
    padding: 0.1em 0.3em;
    border-radius: 4px;
}

/* ========================================
   THEME TOGGLE BUTTON
   ======================================== */

.theme-toggle-btn {
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--bs-border-radius);
    padding: 0.4rem 0.6rem;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    border-color: var(--action-color);
}

.theme-toggle-btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.25);
}

/* Icons: sun shown in dark mode, moon shown in light mode */
/* Default: show moon (assumes light mode initially) */
.theme-toggle-btn .bi-sun-fill {
    display: none;
    color: #FBBF24 !important;
}

.theme-toggle-btn .bi-moon-fill {
    display: inline;
    color: #6366F1 !important;
}

/* Dark mode: show sun, hide moon */
[data-bs-theme="dark"] .theme-toggle-btn .bi-sun-fill {
    display: inline !important;
}

[data-bs-theme="dark"] .theme-toggle-btn .bi-moon-fill {
    display: none !important;
}

/* ========================================
   DARK MODE STYLES
   ======================================== */

[data-bs-theme="dark"] {
    /* Dark mode color palette */
    --bs-body-bg: #1C1917;
    --bs-body-color: #E7E5E4;
    --brand-pastel: #134E4A;
    --secondary-pastel: #164E63;
    --action-color: #14B8A6;

    /* Bootstrap Overrides for dark mode */
    --bs-primary: var(--action-color);
    --bs-link-color: var(--action-color);
    --bs-link-hover-color: #2DD4BF;
}

[data-bs-theme="dark"] body {
    background-color: #1C1917;
    color: #E7E5E4;
}

/* Dark Navbar */
[data-bs-theme="dark"] .navbar {
    background-color: rgba(28, 25, 23, 0.95) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

[data-bs-theme="dark"] .navbar-brand {
    color: #14B8A6 !important;
}

[data-bs-theme="dark"] .nav-link {
    color: #E7E5E4 !important;
}

[data-bs-theme="dark"] .nav-link:hover,
[data-bs-theme="dark"] .nav-link.active {
    color: #14B8A6 !important;
}

/* Dark Hero Section */
[data-bs-theme="dark"] .hero-section {
    background-color: #134E4A;
    color: #E7E5E4;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Dark Headings */
[data-bs-theme="dark"] h1,
[data-bs-theme="dark"] h2,
[data-bs-theme="dark"] h3,
[data-bs-theme="dark"] h4,
[data-bs-theme="dark"] h5,
[data-bs-theme="dark"] h6 {
    color: #FAFAF9;
}

/* Dark Lead text */
[data-bs-theme="dark"] .lead {
    color: #D6D3D1;
}

/* Dark Cards */
[data-bs-theme="dark"] .card {
    background-color: #292524;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

[data-bs-theme="dark"] .card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Dark Content Cards */
[data-bs-theme="dark"] .content-card {
    background-color: #292524;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

/* Dark Contact Links */
[data-bs-theme="dark"] .contact-link {
    background-color: #292524;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

[data-bs-theme="dark"] .contact-link:hover {
    border-color: #14B8A6;
}

/* Dark Buttons */
[data-bs-theme="dark"] .btn-primary {
    background-color: #14B8A6;
    border-color: #14B8A6;
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.3);
}

[data-bs-theme="dark"] .btn-primary:hover {
    background-color: #2DD4BF;
    border-color: #2DD4BF;
    box-shadow: 0 6px 16px rgba(20, 184, 166, 0.4);
}

[data-bs-theme="dark"] .btn-secondary {
    border-color: #14B8A6;
    color: #14B8A6;
}

[data-bs-theme="dark"] .btn-secondary:hover {
    background-color: #14B8A6;
    color: #1C1917;
}

/* Dark Links */
[data-bs-theme="dark"] a {
    color: #14B8A6;
}

[data-bs-theme="dark"] a:hover {
    color: #2DD4BF;
}

/* Dark Badges */
[data-bs-theme="dark"] .badge {
    background-color: #164E63 !important;
    color: #38BDF8 !important;
}

/* Dark Footer */
[data-bs-theme="dark"] footer,
[data-bs-theme="dark"] .site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: #A8A29E;
}

/* Dark Divider */
[data-bs-theme="dark"] hr {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Dark Code blocks */
[data-bs-theme="dark"] pre,
[data-bs-theme="dark"] code {
    background-color: #44403C;
}

[data-bs-theme="dark"] code {
    color: #14B8A6;
}

/* Dark Metadata */
[data-bs-theme="dark"] .metadata {
    color: #A8A29E;
}

/* Dark Alerts / Callouts */
[data-bs-theme="dark"] .alert-info {
    background-color: #164E63;
    color: #7DD3FC;
}

[data-bs-theme="dark"] .alert-warning {
    background-color: #78350F;
    color: #FDE68A;
}

[data-bs-theme="dark"] .alert-success {
    background-color: #134E4A;
    color: #6EE7B7;
}

[data-bs-theme="dark"] .alert-danger {
    background-color: #7F1D1D;
    color: #FCA5A5;
}

/* Dark Highlighted text */
[data-bs-theme="dark"] .highlight,
[data-bs-theme="dark"] mark.highlight {
    background-color: #854D0E;
    color: #FEF08A;
}

/* Dark Theme Toggle Button */
[data-bs-theme="dark"] .theme-toggle-btn {
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #E7E5E4;
}

[data-bs-theme="dark"] .theme-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #14B8A6;
    color: #14B8A6;
}