/* =============================================
   School Bench Pro - Design System
   Standardized component classes for consistency
   across all pages. CDN-compatible (no @apply).
   ============================================= */

:root {
    --color-primary: #1f3a5f;
    --color-secondary: #c5653c;
    --color-accent: #2f6f6a;
    --color-dark: #0b1b2a;
    --color-light: #f6f1e7;
    --color-sand: #efe6d8;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-card: 14px;
    --radius-button: 10px;
}

body {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

img,
video,
canvas,
svg {
    max-width: 100%;
    height: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.code-block,
pre {
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

[x-cloak] {
    display: none !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Fraunces', 'Source Sans 3', serif;
    line-height: 1.2;
}

body.bg-gray-50 {
    background-color: var(--color-light);
    color: var(--color-dark);
}

.dark body.bg-gray-50 {
    background-color: #0b1b2a;
    color: #e6edf4;
}

.font-display {
    font-family: 'Fraunces', 'Source Sans 3', serif;
    letter-spacing: -0.01em;
}

.font-sans {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

/* ===== GLASS EFFECT (deduplicated from inline styles) ===== */
/* ===== SECTION SPACING TOKENS ===== */
.section-spacing {
    padding-top: 4rem;    /* py-16 */
    padding-bottom: 4rem;
}

.section-spacing-sm {
    padding-top: 3rem;    /* py-12 */
    padding-bottom: 3rem;
}

.section-spacing-lg {
    padding-top: 5rem;    /* py-20 */
    padding-bottom: 5rem;
}

.hero-spacing {
    padding-top: 8rem;    /* pt-32 */
    padding-bottom: 4rem; /* pb-16 */
}

@media (min-width: 640px) {
    .section-spacing {
        padding-top: 6rem;    /* sm:py-24 */
        padding-bottom: 6rem;
    }
    .section-spacing-sm {
        padding-top: 4rem;    /* sm:py-16 */
        padding-bottom: 4rem;
    }
    .section-spacing-lg {
        padding-top: 8rem;    /* sm:py-32 */
        padding-bottom: 8rem;
    }
    .hero-spacing {
        padding-bottom: 6rem; /* sm:pb-24 */
    }
}

.hero-spacing,
.hero-surface {
    background-color: var(--color-light);
    background-image: none;
    background-repeat: no-repeat;
}

.dark .hero-spacing,
.dark .hero-surface {
    background-color: #0b1b2a;
    background-image: none;
}

.section-surface {
    background-color: #f3ede2;
}

.dark .section-surface {
    background-color: #0f1f30;
}

.panel-surface {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-card);
    box-shadow: 0 1px 3px 0 rgba(15, 23, 42, 0.08);
}

.dark .panel-surface {
    background: #101c2b;
    border-color: rgba(148, 163, 184, 0.2);
    box-shadow: 0 16px 24px -16px rgba(15, 23, 42, 0.75);
}

.cta-surface {
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-card);
}

.dark .cta-surface {
    background-color: #0f2338;
}

.icon-surface {
    background-color: var(--color-sand) !important;
    background-image: none !important;
    border: 1px solid rgba(31, 58, 95, 0.18);
    color: var(--color-primary);
}

.icon-surface svg {
    color: var(--color-primary) !important;
}

.emblem-surface {
    background-color: var(--color-sand) !important;
    background-image: none !important;
    border: 1px solid rgba(31, 58, 95, 0.18);
}

.nav-surface {
    background: linear-gradient(
        180deg,
        rgba(246, 241, 231, 0.98) 0%,
        rgba(246, 241, 231, 0.94) 100%
    );
    border-bottom: 1px solid rgba(15, 23, 42, 0.16);
    box-shadow: 0 12px 24px -18px rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(14px) saturate(150%);
    -webkit-backdrop-filter: blur(14px) saturate(150%);
}

.dark .nav-surface {
    background: linear-gradient(
        180deg,
        rgba(11, 27, 42, 0.96) 0%,
        rgba(11, 27, 42, 0.9) 100%
    );
    border-bottom: 1px solid rgba(148, 163, 184, 0.3);
    box-shadow: 0 14px 26px -20px rgba(5, 10, 18, 0.9);
    backdrop-filter: blur(14px) saturate(150%);
    -webkit-backdrop-filter: blur(14px) saturate(150%);
}

.nav-link {
    outline: none;
}

.nav-link:focus-visible,
.nav-link-home:focus-visible {
    box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.28);
    border-radius: 12px;
}

.dark .nav-link:focus-visible,
.dark .nav-link-home:focus-visible {
    box-shadow: 0 0 0 3px rgba(214, 225, 235, 0.35);
}

.nav-link-pill {
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-link-pill:hover {
    background-color: rgba(31, 58, 95, 0.08);
}

.dark .nav-link-pill:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.nav-link-active {
    background-color: rgba(31, 58, 95, 0.14);
    color: var(--color-primary);
    font-weight: 600;
}

.dark .nav-link-active {
    background-color: rgba(255, 255, 255, 0.14);
    color: #ffffff;
}

.footer-surface {
    background-color: #0b1b2a;
    color: #d6e1eb;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-title {
    color: #f6f1e7;
    font-family: 'Fraunces', 'Source Sans 3', serif;
    letter-spacing: -0.01em;
}

.footer-heading {
    color: #f6f1e7;
    font-weight: 600;
}

.footer-link {
    color: rgba(214, 225, 235, 0.85);
}

.footer-link:hover {
    color: #ffffff;
}

.footer-muted {
    color: rgba(214, 225, 235, 0.7);
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.08);
}

/* ===== CARD SYSTEM ===== */
.card-base {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-card);
    padding: 1.5rem;       /* p-6 */
    transition: all 0.25s ease;
}

.card-base:hover {
    border-color: rgba(31, 58, 95, 0.22);
    box-shadow: 0 10px 18px -10px rgba(15, 23, 42, 0.2);
    transform: translateY(-2px);
}

.dark .card-base {
    background: #101c2b;
    border-color: rgba(148, 163, 184, 0.2);
}

.dark .card-base:hover {
    border-color: rgba(148, 163, 184, 0.4);
    box-shadow: 0 12px 20px -12px rgba(15, 23, 42, 0.7);
}

.card-feature {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-card);
    padding: 2rem;         /* p-8 */
    transition: all 0.25s ease;
}

.card-feature:hover {
    border-color: rgba(31, 58, 95, 0.22);
    box-shadow: 0 10px 18px -10px rgba(15, 23, 42, 0.2);
    transform: translateY(-2px);
}

.dark .card-feature {
    background: #101c2b;
    border-color: rgba(148, 163, 184, 0.2);
}

.dark .card-feature:hover {
    border-color: rgba(148, 163, 184, 0.4);
    box-shadow: 0 12px 20px -12px rgba(15, 23, 42, 0.7);
}

.card-blog {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: all 0.25s ease;
}

.card-blog:hover {
    border-color: rgba(31, 58, 95, 0.22);
    box-shadow: 0 10px 18px -10px rgba(15, 23, 42, 0.2);
    transform: translateY(-2px);
}

.dark .card-blog {
    background: #101c2b;
    border-color: rgba(148, 163, 184, 0.2);
}

.dark .card-blog:hover {
    border-color: rgba(148, 163, 184, 0.4);
    box-shadow: 0 12px 20px -12px rgba(15, 23, 42, 0.7);
}

/* ===== BUTTON SYSTEM ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-button);
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1.25rem;
    transition: all 0.2s ease;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
    border-color: rgba(15, 23, 42, 0.12);
}

.btn-primary:hover {
    box-shadow: 0 8px 16px -10px rgba(15, 23, 42, 0.4);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid rgba(31, 58, 95, 0.3);
}

.btn-secondary:hover {
    background: rgba(31, 58, 95, 0.08);
    border-color: rgba(31, 58, 95, 0.5);
    transform: translateY(-1px);
}

.dark .btn-secondary {
    color: #cbd5f0;
    border-color: rgba(148, 163, 184, 0.5);
}

.dark .btn-secondary:hover {
    background: rgba(148, 163, 184, 0.1);
}

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

.btn-ghost:hover {
    background: rgba(31, 58, 95, 0.08);
}

.dark .btn-ghost {
    color: #cbd5f0;
}

.dark .btn-ghost:hover {
    background: rgba(148, 163, 184, 0.1);
}

.btn-inverse {
    background: #ffffff;
    color: var(--color-primary);
    border-color: #ffffff;
}

.btn-inverse:hover {
    background: #f6f1e7;
    color: var(--color-primary);
    transform: translateY(-1px);
}

.btn-inverse-outline {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-inverse-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
    line-height: 1.5rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    line-height: 1rem;
}

/* ===== BADGE SYSTEM ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-button);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1rem;
    white-space: nowrap;
    background: var(--color-sand);
    color: var(--color-primary);
    border: 1px solid rgba(31, 58, 95, 0.18);
}

.badge-primary {
    background: var(--color-sand);
    color: var(--color-primary);
}

.dark .badge-primary {
    background: rgba(148, 163, 184, 0.16);
    color: #e2e8f0;
    border-color: rgba(148, 163, 184, 0.3);
}

.badge-secondary {
    background: rgba(197, 101, 60, 0.12);
    color: #8c4a2d;
}

.dark .badge-secondary {
    background: rgba(197, 101, 60, 0.2);
    color: #f2d3c1;
    border-color: rgba(197, 101, 60, 0.35);
}

.text-accent {
    color: var(--color-secondary);
}

.brand-wordmark {
    color: var(--color-primary);
    font-family: 'Fraunces', 'Source Sans 3', serif;
    letter-spacing: -0.01em;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.dark .badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.dark .badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: #fcd34d;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.dark .badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

/* ===== TYPOGRAPHY COMPONENTS ===== */
.section-title {
    font-family: 'Fraunces', 'Source Sans 3', serif;
    font-weight: 700;
    line-height: 1.2;
}

.section-subtitle {
    color: #4b5563;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
}

.dark .section-subtitle {
    color: #9ca3af;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.breadcrumb a {
    color: #6b7280;
    text-decoration: none;
    transition: color 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.dark .breadcrumb {
    color: #9ca3af;
}

.dark .breadcrumb a {
    color: #9ca3af;
}

.dark .breadcrumb a:hover {
    color: #7fb0a9;
}

/* ===== BLOG COMPONENTS ===== */

/* Key Takeaways Box */
.key-takeaways {
    background: rgba(47, 111, 106, 0.08);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 1rem 1rem 0;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}

.dark .key-takeaways {
    background: rgba(47, 111, 106, 0.2);
    border-left-color: #7fb0a9;
}

.key-takeaways .kt-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
}

.dark .key-takeaways .kt-header {
    color: #e6edf4;
}

.key-takeaways ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.key-takeaways li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: #374151;
    line-height: 1.6;
}

.dark .key-takeaways li {
    color: #d1d5db;
}

.key-takeaways li::before {
    content: '\2713'; /* checkmark */
    color: var(--color-accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

/* Author Card */
.author-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-sand);
    border: 1px solid rgba(31, 58, 95, 0.12);
    border-radius: 1rem;
    margin: 2rem 0;
}

.dark .author-card {
    background: #101c2b;
    border-color: rgba(148, 163, 184, 0.2);
}

.author-card .author-avatar {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    color: #ffffff;
    background: var(--color-primary);
    flex-shrink: 0;
}

.author-card .author-info {
    flex: 1;
}

.author-card .author-name {
    font-weight: 600;
    color: #111827;
}

.dark .author-card .author-name {
    color: #f3f4f6;
}

.author-card .author-role {
    font-size: 0.875rem;
    color: #6b7280;
}

.dark .author-card .author-role {
    color: #9ca3af;
}

/* Share Buttons */
.share-buttons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 9999px;
    background: #f3f4f6;
    color: #6b7280;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    background: var(--color-primary);
    color: #ffffff;
    transform: translateY(-2px);
}

.dark .share-btn {
    background: #374151;
    color: #9ca3af;
}

.dark .share-btn:hover {
    background: var(--color-secondary);
    color: #ffffff;
}

/* Inline Newsletter CTA */
.newsletter-cta {
    background-color: #1f3a5f;
    border-radius: var(--radius-card);
    padding: 2.5rem 2rem;
    text-align: center;
    margin: 3rem 0;
}

.newsletter-cta h3 {
    color: #ffffff;
    font-family: 'Fraunces', 'Source Sans 3', serif;
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.newsletter-cta p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.newsletter-cta .newsletter-form {
    display: flex;
    gap: 0.5rem;
    max-width: 28rem;
    margin: 0 auto;
}

.newsletter-cta input[type="email"] {
    flex: 1;
    padding: 0.625rem 1rem;
    border-radius: var(--radius-button);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: 0.875rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.newsletter-cta input[type="email"]::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-cta input[type="email"]:focus {
    border-color: rgba(255, 255, 255, 0.5);
}

.newsletter-cta .newsletter-trust {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 480px) {
    .newsletter-cta .newsletter-form {
        flex-direction: column;
    }
}

/* Related Posts Grid */
.related-posts {
    display: grid;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

@media (min-width: 768px) {
    .related-posts {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .related-posts {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== CTA SECTION ===== */
.cta-section {
    background-color: #1f3a5f;
    border-radius: var(--radius-card);
    padding: 3rem 2rem;
    text-align: center;
}

.cta-section h2 {
    color: #ffffff;
    font-family: 'Fraunces', 'Source Sans 3', serif;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 36rem;
    margin: 0.75rem auto 1.5rem;
}

@media (min-width: 640px) {
    .cta-section {
        padding: 4rem 3rem;
    }
}

/* ===== HOVER ACCENT BORDER ===== */
.hover-accent-border {
    transition: border-color 0.3s ease;
}

.hover-accent-border:hover {
    border-color: rgba(31, 58, 95, 0.4) !important;
}

.dark .hover-accent-border:hover {
    border-color: rgba(127, 176, 169, 0.7) !important;
}

/* ===== METADATA DISPLAY ===== */
.post-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: #6b7280;
    flex-wrap: wrap;
}

.dark .post-meta {
    color: #9ca3af;
}

.post-meta .meta-divider {
    width: 3px;
    height: 3px;
    border-radius: 9999px;
    background: #d1d5db;
}

.dark .post-meta .meta-divider {
    background: #4b5563;
}

/* ===== ROTATING TEXT (enhancement for features hero) ===== */
.rotating-text-container {
    display: inline-block;
    position: relative;
    height: 1.3em;
    overflow: hidden;
    vertical-align: bottom;
}

.rotating-text-container .rotate-word {
    display: block;
    position: absolute;
    width: 100%;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.rotating-text-container .rotate-word.active {
    opacity: 1;
    transform: translateY(0);
    position: relative;
}

/* ===== TABLE OF CONTENTS (for legal/long pages) ===== */
.toc {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.dark .toc {
    background: #111827;
    border-color: #374151;
}

.toc h3 {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #6b7280;
    margin-bottom: 0.75rem;
}

.dark .toc h3 {
    color: #9ca3af;
}

.toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toc a {
    color: #374151;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc a:hover {
    color: var(--color-accent);
}

.dark .toc a {
    color: #d1d5db;
}

.dark .toc a:hover {
    color: #7fb0a9;
}

.toc a::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 9999px;
    background: #d1d5db;
    flex-shrink: 0;
    transition: background 0.2s ease;
}

.toc a:hover::before {
    background: var(--color-accent);
}

.dark .toc a::before {
    background: #4b5563;
}

.dark .toc a:hover::before {
    background: #7fb0a9;
}