/* Custom Design System - BobbyTheCoder Theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #FFF8F2;
    --accent: #FF7A00;
    --accent-hover: #E06900;
    --accent-light: rgba(255, 122, 0, 0.1);
    --text-dark: #111111;
    --text-muted: #6B7280;
    --card-bg: #FFFFFF;
    --border-color: #F2F2F2;
    --glow-color: rgba(255, 122, 0, 0.15);
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 16px 40px rgba(255, 122, 0, 0.06);
    --transition-premium: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

html, body {
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-dark);
    font-family: var(--font-body);
    padding-top: 80px; /* Offset for fixed header */
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

/* Background Patterns & Glows */
.bg-glow-container {
    position: relative;
    width: 100%;
}

.glow-blob {
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--glow-color) 0%, rgba(255, 255, 255, 0) 70%);
    filter: blur(40px);
    z-index: -1;
    pointer-events: none;
}

.glow-1 { top: -10%; left: -5%; }
.glow-2 { top: 40%; right: -5%; }
.glow-3 { bottom: 10%; left: 10%; }

.dot-pattern {
    background-image: radial-gradient(rgba(255, 122, 0, 0.1) 1.5px, transparent 1.5px);
    background-size: 24px 24px;
}

.grid-pattern {
    background-size: 40px 40px;
    background-image: 
        linear-gradient(to right, rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
}

/* Premium Navbar */
.sticky-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1030; /* Stays below modals/canvas overlays (1040+) but above page contents */
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-premium);
}

.nav-link {
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition-premium);
    padding: 0.5rem 1rem !important;
}

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

.btn {
    white-space: nowrap !important;
}

/* Custom Buttons */
.btn-premium {
    background: var(--accent);
    color: #FFFFFF;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 12px;
    padding: 0.75rem 1.75rem;
    border: none;
    transition: var(--transition-premium);
    box-shadow: 0 4px 14px rgba(255, 122, 0, 0.25);
}

.btn-premium:hover {
    background: var(--accent-hover);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 122, 0, 0.35);
}

.btn-premium-outline {
    background: transparent;
    color: var(--text-dark);
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 12px;
    padding: 0.75rem 1.75rem;
    border: 2px solid var(--border-color);
    transition: var(--transition-premium);
}

.btn-premium-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* Glassmorphism Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-premium);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 122, 0, 0.2);
}

/* Notebook Styled Card */
.notebook-card {
    border-left: 4px solid var(--accent) !important;
    border-radius: 4px 16px 16px 4px !important;
    background-image: linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 100% 24px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-premium);
}

.notebook-card:hover {
    transform: rotate(-0.5deg) translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Premium Badges */
.badge-premium {
    background: var(--accent-light);
    color: var(--accent);
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Hero Section */
.hero-heading {
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.03em;
}

@media (max-width: 768px) {
    .hero-heading {
        font-size: 2.5rem;
    }
}

.floating-element {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
    100% { transform: translateY(0px); }
}

/* Social Floating Dock */
.social-floating-dock {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: 50px;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .social-floating-dock {
        display: none; /* Hide on mobile, show in footer */
    }
}

.social-dock-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: var(--transition-premium);
}

.social-dock-link:hover {
    color: #FFFFFF;
    background: var(--accent);
    transform: scale(1.1);
}

.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0 10px;
    padding-bottom: env(safe-area-inset-bottom);
    box-sizing: border-box;
    height: calc(64px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-color);
    z-index: 10000;
    justify-content: space-around;
    align-items: center;
    overflow: hidden;
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
    }
    body {
        padding-top: 76px !important;
        padding-bottom: 70px; /* Add padding so content is not hidden behind the dock */
    }
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    transition: var(--transition-premium);
}

.mobile-nav-item i {
    font-size: 1.2rem;
    margin-bottom: 2px;
}

.mobile-nav-item.active, .mobile-nav-item:hover {
    color: var(--accent);
}

/* Code Snippet Card */
.code-window {
    background: #0D1117;
    border-radius: 12px;
    border: 1px solid #21262D;
    color: #C9D1D9;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
}

.code-header {
    background: #161B22;
    padding: 8px 16px;
    border-bottom: 1px solid #21262D;
    display: flex;
    align-items: center;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
}

.dot-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 6px;
    display: inline-block;
}

.dot-close { background: #FF5F56; }
.dot-minimize { background: #FFBD2E; }
.dot-maximize { background: #27C93F; }

.code-body {
    padding: 16px;
    overflow-x: auto;
}

/* Coupon Verification Animation */
.coupon-success-anim {
    animation: bounceScale 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes bounceScale {
    0% { transform: scale(0.9); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

/* Live Process Steps */
.process-step {
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 24px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: dashed var(--border-color);
    z-index: -1;
}

@media (max-width: 768px) {
    .process-step::after {
        display: none;
    }
}

.process-step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-heading);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    transition: var(--transition-premium);
}

.process-step:hover .process-step-num {
    background: var(--accent);
    color: #FFFFFF;
    transform: scale(1.1);
}

/* --- LEARNING PLATFORM SPLIT SCREEN --- */
.learn-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}

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

.learn-sidebar {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    padding-right: 10px;
}

.topic-list-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.topic-sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition-premium);
}

.topic-sidebar-link:hover,
.topic-sidebar-link.active {
    background: #FFFFFF;
    color: var(--accent);
    border-color: rgba(255, 122, 0, 0.3);
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.learn-content-card {
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    min-height: 500px;
}

.topic-content-body {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #333333;
}

/* Custom styled subheadings inside content block */
.topic-content-body h2, .topic-content-body h3 {
    margin-top: 1.8rem;
    margin-bottom: 0.9rem;
    font-weight: 700;
}

/* Styled Table blocks in learn content */
.topic-content-body table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
}

.topic-content-body th, .topic-content-body td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.topic-content-body th {
    background-color: var(--bg-secondary);
    font-weight: 600;
}

/* Styled Code blocks in learn content */
.topic-content-body pre {
    background-color: #1E1E24 !important;
    color: #F8F8F2;
    border-radius: 12px;
    padding: 18px 24px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 0, 0, 0.15);
    margin: 20px 0;
}

.topic-content-body code {
    background-color: var(--bg-secondary);
    color: var(--accent);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9em;
}

.topic-content-body pre code {
    background-color: transparent;
    color: inherit;
    padding: 0;
    font-size: 100%;
}

/* Notes section styling */
.learn-note-box {
    background-color: var(--bg-secondary);
    border-left: 4px solid var(--accent);
    border-radius: 4px 12px 12px 4px;
    padding: 20px;
    margin: 24px 0;
}

.learn-note-box h5 {
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 8px;
}

/* Code Output Box */
.code-output-box {
    background-color: #F3F4F6;
    border-left: 4px solid #4B5563;
    border-radius: 4px 12px 12px 4px;
    padding: 16px 20px;
    margin: 16px 0 24px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    color: #1F2937;
}

/* Timeline vertical line process design */
.vertical-timeline {
    position: relative;
    padding-left: 32px;
    border-left: 2px solid var(--border-color);
    margin-left: 16px;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -42px;
    top: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 4px solid var(--accent);
    box-shadow: var(--shadow-sm);
}

/* Grid layout modifications */
.project-tech-badge {
    background: var(--bg-secondary);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    border: 1px solid rgba(255, 122, 0, 0.1);
}

/* Mobile Hero Avatar and Stats Custom Styling */
@media (max-width: 576px) {
    .hero-portrait-container {
        max-width: 92% !important;
        margin-top: 15px;
    }
    .hero-portrait-container img {
        transform: scale(1.06);
        transform-origin: bottom center;
    }
    /* Reposition stats box on small mobile screens to keep it beautifully visible */
    .hero-portrait-container .card.glass-card.position-absolute.start-50 {
        bottom: -35px !important;
        width: 95% !important;
    }
}