/* Course Landing Page Styles */

.course-hero {
 padding-top: 9rem;
 padding-bottom: 6rem;
 position: relative;
 background:
 radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 45%),
 radial-gradient(circle at 90% 80%, rgba(20, 184, 166, 0.08) 0%, transparent 45%),
 radial-gradient(var(--border) 1.5px, transparent 1.5px);
 background-size: 100% 100%, 100% 100%, 24px 24px;
}

body.light-theme .course-hero {
 background:
 radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.04) 0%, transparent 45%),
 radial-gradient(circle at 90% 80%, rgba(20, 184, 166, 0.04) 0%, transparent 45%),
 radial-gradient(rgba(0, 0, 0, 0.03) 1.5px, transparent 1.5px);
 background-size: 100% 100%, 100% 100%, 24px 24px;
}

.course-badge {
 display: inline-block;
 padding: 0.4rem 0.9rem;
 background: var(--primary-glow);
 border: 1px solid rgba(99, 102, 241, 0.4);
 color: var(--primary-light);
 font-size: 0.85rem;
 font-weight: 600;
 border-radius: 30px;
 margin-bottom: 1.25rem;
 letter-spacing: 0.5px;
 text-transform: uppercase;
 box-shadow: 0 4px 10px rgba(99, 102, 241, 0.05);
}

.course-meta-tags {
 display: flex;
 flex-wrap: wrap;
 gap: 1rem;
 margin: 1.75rem 0 2.25rem 0;
}

.meta-tag {
 display: flex;
 align-items: center;
 gap: 0.6rem;
 font-size: 0.9rem;
 color: var(--text-secondary);
 background: rgba(255, 255, 255, 0.02);
 padding: 0.5rem 1rem;
 border-radius: 10px;
 border: 1px solid var(--border);
 backdrop-filter: blur(4px);
 transition: var(--transition);
}

.meta-tag:hover {
 background: rgba(255, 255, 255, 0.04);
 border-color: var(--border-hover);
 color: var(--text-primary);
}

.meta-tag svg {
 color: var(--accent);
 width: 18px;
 height: 18px;
}

/* Course Layout Container */
.course-layout {
 display: grid;
 grid-template-columns: 2fr 1fr;
 gap: 3.5rem;
 align-items: start;
}

/* Curriculum Accordion */
.curriculum-section {
 margin-bottom: 3.5rem;
}

.curriculum-module {
 background: var(--bg-card);
 backdrop-filter: blur(12px);
 -webkit-backdrop-filter: blur(12px);
 border: 1px solid var(--border);
 border-radius: 12px;
 margin-bottom: 1.25rem;
 overflow: hidden;
 transition: var(--transition);
}

.curriculum-module:hover {
 border-color: var(--border-hover);
 box-shadow: 0 10px 20px -10px rgba(0, 0, 0, 0.3);
}

.module-header {
 padding: 1.4rem;
 cursor: pointer;
 display: flex;
 justify-content: space-between;
 align-items: center;
 background: rgba(255, 255, 255, 0.005);
 transition: var(--transition);
}

.module-header:hover {
 background: rgba(255, 255, 255, 0.015);
}

body.light-theme .module-header:hover {
 background: rgba(0, 0, 0, 0.01);
}

.module-header h4 {
 font-size: 1.15rem;
 color: var(--text-primary);
 font-weight: 600;
}

.module-duration {
 font-size: 0.9rem;
 color: var(--accent);
 font-weight: 700;
 letter-spacing: 0.5px;
}

.module-content {
 max-height: 0;
 overflow: hidden;
 transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
 background: rgba(6, 9, 19, 0.3);
}

body.light-theme .module-content {
 background: rgba(248, 250, 252, 0.4);
}

.module-content.active {
 max-height: 1200px;
}

.module-content-inner {
 padding: 1.5rem;
 border-top: 1px solid var(--border);
}

.module-content-inner ul {
 list-style: none;
 display: flex;
 flex-direction: column;
 gap: 0.75rem;
}

.module-content-inner li {
 position: relative;
 padding-left: 1.75rem;
 font-size: 0.98rem;
 color: var(--text-secondary);
 line-height: 1.5;
}

.module-content-inner li::before {
 content: "";
 position: absolute;
 left: 0;
 top: 1px;
 color: var(--accent-light);
 font-weight: bold;
 font-size: 1rem;
}

/* Pricing Sidebar Card */
.pricing-sidebar-card {
 background: linear-gradient(145deg, var(--bg-card), rgba(16, 21, 36, 0.85));
 backdrop-filter: blur(16px);
 -webkit-backdrop-filter: blur(16px);
 border: 1px solid var(--border);
 border-radius: var(--border-radius);
 padding: 2.5rem;
 position: sticky;
 top: 8rem;
 box-shadow:
 0 20px 40px -15px rgba(0, 0, 0, 0.5),
 inset 0 1px 0px rgba(255, 255, 255, 0.05);
 display: flex;
 flex-direction: column;
 gap: 1.75rem;
}

body.light-theme .pricing-sidebar-card {
 background: linear-gradient(145deg, var(--bg-card), rgba(255, 255, 255, 0.9));
 box-shadow:
 0 20px 40px -15px rgba(0, 0, 0, 0.05),
 inset 0 1px 0px rgba(255, 255, 255, 0.8);
}

/* Subtle accent line at top of sidebar */
.pricing-sidebar-card::after {
 content: '';
 position: absolute;
 top: 0;
 left: 10%;
 width: 80%;
 height: 3px;
 background: linear-gradient(90deg, transparent, var(--accent), var(--primary), transparent);
 border-radius: 0 0 4px 4px;
}

.price-display {
 border-bottom: 1px solid var(--border);
 padding-bottom: 1.75rem;
 text-align: center;
}

.price-label {
 font-size: 0.85rem;
 color: var(--text-secondary);
 text-transform: uppercase;
 letter-spacing: 1.5px;
 font-weight: 600;
}

.price-value {
 font-family: var(--font-heading);
 font-size: 2.8rem;
 font-weight: 800;
 background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent-light) 100%);
 -webkit-background-clip: text;
 -webkit-text-fill-color: transparent;
 margin: 0.5rem 0;
}

body.light-theme .price-value {
 background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 100%);
 -webkit-background-clip: text;
 -webkit-text-fill-color: transparent;
}

.price-sub {
 font-size: 0.85rem;
 color: var(--accent-light);
 font-weight: 600;
 text-transform: uppercase;
 letter-spacing: 0.5px;
}

body.light-theme .price-sub {
 color: var(--primary);
}

.pricing-features {
 list-style: none;
 display: flex;
 flex-direction: column;
 gap: 0.9rem;
}

.pricing-features li {
 display: flex;
 align-items: center;
 gap: 0.85rem;
 font-size: 0.98rem;
 color: var(--text-secondary);
}

.pricing-features li svg {
 color: var(--success);
 flex-shrink: 0;
 width: 18px;
 height: 18px;
}

.pricing-cta {
 margin-top: 1rem;
 display: flex;
 flex-direction: column;
 gap: 0.75rem;
}

/* Skills grid */
.skills-grid {
 display: flex;
 flex-wrap: wrap;
 gap: 0.75rem;
 margin-bottom: 2.5rem;
}

.skill-bubble {
 font-size: 0.85rem;
 font-weight: 500;
 padding: 0.5rem 1rem;
 background: rgba(255, 255, 255, 0.02);
 border: 1px solid var(--border);
 border-radius: 30px;
 color: var(--text-secondary);
 transition: var(--transition);
 backdrop-filter: blur(4px);
}

.skill-bubble:hover {
 border-color: var(--accent);
 color: var(--text-primary);
 background: var(--accent-glow);
 transform: translateY(-2px);
 box-shadow: 0 4px 12px var(--accent-glow);
}

/* Tabs navigation styles */
.course-tabs-container {
 padding: 0.5rem 1.5rem;
 position: sticky;
 top: 80px;
 background: var(--bg-card);
 border-bottom: 1px solid var(--border);
 z-index: 100;
 backdrop-filter: blur(12px);
 -webkit-backdrop-filter: blur(12px);
 display: flex;
 align-items: center;
 gap: 1.5rem;
 overflow-x: auto;
 -webkit-overflow-scrolling: touch;
 white-space: nowrap;
 -ms-overflow-style: none;
 scrollbar-width: none;
}

.course-tabs-container::-webkit-scrollbar {
 display: none;
}

.course-tabs-inner {
 max-width: var(--max-width);
 margin: 0 auto;
 padding: 0.75rem 2rem;
 display: flex;
 gap: 2rem;
 overflow-x: auto;
 -webkit-overflow-scrolling: touch;
 white-space: nowrap;
 -ms-overflow-style: none;
 scrollbar-width: none;
}

/* Hide scrollbar for Chrome, Safari and Opera */
.course-tabs-inner::-webkit-scrollbar {
 display: none;
}

.tab-link {
 color: var(--text-secondary);
 font-weight: 500;
 text-decoration: none;
 padding: 0.5rem 1rem;
 font-size: 0.95rem;
 border-bottom: 2px solid transparent;
 transition: var(--transition);
 flex-shrink: 0;
 white-space: nowrap;
}

.tab-link:hover {
 color: var(--text-primary);
 border-bottom-color: var(--border-hover);
}

.tab-link.active {
 color: var(--accent-light);
 font-weight: 600;
 border-bottom-color: var(--accent);
}

body.light-theme .tab-link.active {
 color: var(--primary);
 border-bottom-color: var(--primary);
}

.course-layout>* {
 min-width: 0;
}

@media (max-width: 992px) {
 .course-layout {
 grid-template-columns: 1fr;
 }

 .course-layout>* {
 min-width: 0;
 overflow: hidden;
 }

 .pricing-sidebar-card {
 position: static;
 margin-top: 3rem;
 width: 100%;
 }
}

/* Code Snippet & CLI Styles */
pre {
 background: rgba(255, 255, 255, 0.02);
 border: 1px solid var(--border);
 border-radius: 8px;
 padding: 1.25rem;
 overflow-x: auto;
 margin: 1.5rem 0;
 font-family: 'Consolas', 'Courier New', Courier, monospace;
 font-size: 0.9rem;
 line-height: 1.5;
 max-width: 100%;
 box-sizing: border-box;
}

body.light-theme pre {
 background: rgba(0, 0, 0, 0.02);
 border-color: rgba(0, 0, 0, 0.08);
}

code {
 font-family: 'Consolas', 'Courier New', Courier, monospace;
 font-size: 0.9em;
 color: var(--accent-light);
 border-radius: 4px;
}

body.light-theme code {
 color: var(--primary);
}

pre code {
 color: var(--text-primary);
 background: transparent;
 padding: 0;
 font-size: inherit;
 white-space: pre;
 word-break: normal;
 word-wrap: normal;
}

/* E-E-A-T & Technical Resource Classes */
.code-snippet-container {
 margin-bottom: 2.5rem;
 background: rgba(0, 0, 0, 0.15);
 border: 1px solid var(--border);
 border-radius: 12px;
 padding: 1.5rem;
 overflow: hidden;
 max-width: 100%;
}

.code-snippet-title {
 font-size: 1.25rem;
 color: var(--accent-light);
 margin-bottom: 1rem;
 font-family: var(--font-heading);
}

.official-doc-container {
 margin-bottom: 2.5rem;
 background: rgba(20, 184, 166, 0.02);
 border: 1px dashed var(--border);
 border-radius: 12px;
 padding: 1.25rem;
 display: flex;
 align-items: center;
 justify-content: space-between;
 flex-wrap: wrap;
 gap: 1rem;
 max-width: 100%;
}

.official-doc-title {
 color: var(--text-primary);
 font-size: 1rem;
 margin-bottom: 0.25rem;
 font-family: var(--font-heading);
}

.official-doc-desc {
 color: var(--text-secondary);
 font-size: 0.88rem;
 margin: 0;
}

.official-doc-link {
 font-size: 0.85rem;
 padding: 0.5rem 1rem;
 white-space: nowrap;
 border-color: var(--accent);
 color: var(--text-primary);
 text-decoration: none;
 background: transparent;
}

.related-guides-container {
 margin-bottom: 2.5rem;
 background: rgba(255, 255, 255, 0.01);
 border: 1px solid var(--border);
 border-radius: 12px;
 padding: 1.5rem;
 max-width: 100%;
}

.related-guides-title {
 font-size: 1.1rem;
 color: var(--text-primary);
 margin-bottom: 1rem;
 font-family: var(--font-heading);
}

.related-guides-list {
 color: var(--text-secondary);
 font-size: 0.95rem;
 padding-left: 1.25rem;
 margin: 0;
 list-style-type: disc;
}

/* Responsive updates for mobile viewports */
@media (max-width: 768px) {
 .code-snippet-container {
 padding: 1rem;
 }

 .code-snippet-title {
 font-size: 1.1rem;
 margin-bottom: 0.75rem;
 }

 .official-doc-container {
 padding: 1rem;
 }

 .related-guides-container {
 padding: 1rem;
 }

 .related-guides-title {
 font-size: 1rem;
 margin-bottom: 0.75rem;
 }

 pre {
 padding: 0.85rem;
 margin: 1rem 0;
 font-size: 0.8rem;
 }
}