/*--------------------------------------------------------------
# Code Mastery - Custom Styles
--------------------------------------------------------------*/

:root {
    /* Color Palette */
    --blaze-orange: #ff6400;
    --carbon-black: #1e1e1e;
    --charcoal: #4a4a4f;
    --platinum: #e8e8e8;
    --shamrock: #38a169;
    --primary-scarlet: #dc2626;
    
    /* Extended Colors */
    --carbon-light: #2d2d2d;
    --carbon-lighter: #3a3a3a;
    --orange-hover: #ff7a1a;
    --orange-dark: #e55a00;
    --text-muted: #c0c0c0;
    
    /* Typography */
    --font-primary: "Raleway", sans-serif;
    --font-secondary: "Roboto", sans-serif;
    --font-code: "Fira Code", monospace;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-orange: 0 4px 20px rgba(255, 100, 0, 0.3);
}

/*--------------------------------------------------------------
# Accessibility
--------------------------------------------------------------*/
/* Focus styles for keyboard navigation */
:focus-visible {
    outline: 2px solid var(--blaze-orange);
    outline-offset: 2px;
}

/* Remove focus outline for mouse users but keep for keyboard */
:focus:not(:focus-visible) {
    outline: none;
}

/*--------------------------------------------------------------
# General
--------------------------------------------------------------*/
body {
    font-family: var(--font-secondary);
    background-color: var(--carbon-black);
    color: var(--platinum);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

a {
    color: var(--blaze-orange);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--orange-hover);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--platinum);
}

code, pre, .code {
    font-family: var(--font-code);
}

/*--------------------------------------------------------------
# Code Snippets
--------------------------------------------------------------*/
.code-inline {
    background-color: var(--carbon-lighter);
    color: var(--blaze-orange);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    white-space: pre-wrap;
    word-break: break-word;
    display: inline;
}

.code-block {
    display: block;
    background-color: var(--carbon-lighter);
    color: var(--platinum);
    padding: 12px 16px;
    border-radius: 6px;
    border-left: 3px solid var(--blaze-orange);
    margin: 12px 0;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-size: 0.9em;
    line-height: 1.5;
    max-width: 100%;
}

pre {
    margin: 0;
    background: transparent;
}

.text-orange {
    color: var(--blaze-orange) !important;
}

.text-success-custom {
    color: var(--shamrock) !important;
}

.text-danger-custom {
    color: var(--primary-scarlet) !important;
}

.bg-charcoal {
    background-color: var(--charcoal) !important;
}

.bg-carbon {
    background-color: var(--carbon-black) !important;
}

.bg-carbon-light {
    background-color: var(--carbon-light) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

.lead {
    color: var(--text-muted);
}

p {
    color: var(--platinum);
}

/*--------------------------------------------------------------
# Hero Section
--------------------------------------------------------------*/
.hero-logo {
    max-width: 500px;
    width: 100%;
    opacity: 0.9;
    filter: drop-shadow(0 10px 30px rgba(255, 100, 0, 0.2));
}

/*--------------------------------------------------------------
# Header / Navigation
--------------------------------------------------------------*/
.header {
    background-color: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    transition: all var(--transition-normal);
    border-bottom: 1px solid transparent;
    z-index: 1000;
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--carbon-lighter);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 2.2rem;
    font-weight: 700;
}

.logo-code {
    color: var(--platinum);
}

.logo-o {
    color: var(--blaze-orange);
}

.logo-mastery {
    color: var(--blaze-orange);
    font-size: 0.7em;
    font-weight: 500;
}

/* Navigation Menu */
.navmenu ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.navmenu ul li {
    position: relative;
}

.navmenu ul li a {
    color: var(--platinum);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 10px 18px;
    display: flex;
    align-items: center;
    gap: 5px;
    border-radius: 6px;
    transition: all var(--transition-fast);
}

.navmenu ul li a:hover,
.navmenu ul li a.active {
    color: var(--blaze-orange);
    background-color: var(--carbon-lighter);
}

/* Dropdown */
.navmenu .dropdown > a::after {
    content: none;
}

.navmenu .dropdown ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--carbon-light);
    border: 1px solid var(--carbon-lighter);
    border-radius: 8px;
    padding: 10px 0;
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    z-index: 1001;
}

.navmenu .dropdown:hover > ul {
    display: flex;
}

.navmenu .dropdown ul li a {
    padding: 10px 20px;
    border-radius: 0;
    font-size: 0.9rem;
}

.navmenu .dropdown ul li a:hover {
    background-color: var(--carbon-lighter);
}

.navmenu .dropdown-divider {
    border: none;
    border-top: 1px solid var(--carbon-lighter);
    margin: 8px 15px;
    opacity: 1;
}

/* Notification Bell */
.nav-notification {
    position: relative;
    display: flex;
    align-items: center;
}

.notification-bell {
    position: relative;
    font-size: 1.1rem;
    color: var(--platinum) !important;
    padding: 10px 15px !important;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}

.notification-bell:hover {
    color: var(--blaze-orange) !important;
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 6px;
    background-color: var(--primary-scarlet);
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    min-width: 15px;
    height: 15px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
}

/* Get Started Button */
.btn-getstarted {
    background-color: var(--blaze-orange);
    color: var(--carbon-black) !important;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 50px;
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

.btn-getstarted:hover {
    background-color: var(--orange-hover);
    box-shadow: var(--shadow-orange);
    transform: translateY(-2px);
}

/* Mobile Navigation Toggle */
.mobile-nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--platinum);
    cursor: pointer;
    padding: 10px;
    background: none;
    border: none;
}

.mobile-nav-toggle:focus {
    outline: 2px solid var(--blaze-orange);
    outline-offset: 2px;
}

/*--------------------------------------------------------------
# Main Content
--------------------------------------------------------------*/
.main {
    padding-top: 80px;
    min-height: calc(100vh - 300px);
}

/*--------------------------------------------------------------
# Buttons
--------------------------------------------------------------*/
.btn-primary {
    background-color: var(--blaze-orange);
    border-color: var(--blaze-orange);
    color: var(--carbon-black);
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 50px;
    transition: all var(--transition-fast);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:focus-visible,
.btn-primary:active,
.btn-primary.active,
.btn-primary:first-child:active {
    background-color: var(--orange-hover) !important;
    border-color: var(--orange-hover) !important;
    color: var(--carbon-black) !important;
    box-shadow: var(--shadow-orange) !important;
    transform: translateY(-2px);
}

.btn-outline-primary {
    border-color: var(--blaze-orange);
    color: var(--blaze-orange);
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 50px;
    transition: all var(--transition-fast);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:focus-visible,
.btn-outline-primary:active,
.btn-outline-primary.active,
.btn-outline-primary:first-child:active {
    background-color: var(--blaze-orange) !important;
    border-color: var(--blaze-orange) !important;
    color: var(--carbon-black) !important;
}

.btn-success {
    background-color: var(--shamrock);
    border-color: var(--shamrock);
}

.btn-danger {
    background-color: var(--primary-scarlet);
    border-color: var(--primary-scarlet);
}

/*--------------------------------------------------------------
# Cards (Quiz Cards)
--------------------------------------------------------------*/
.card {
    background-color: var(--charcoal);
    border: 1px solid var(--carbon-lighter);
    border-radius: 12px;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blaze-orange);
}

.card-header {
    background-color: var(--carbon-light);
    border-bottom: 1px solid var(--carbon-lighter);
    border-radius: 12px 12px 0 0 !important;
}

.card-footer {
    background-color: var(--carbon-light);
    border-top: 1px solid var(--carbon-lighter);
}

/*--------------------------------------------------------------
# Forms
--------------------------------------------------------------*/
.form-control,
.form-select {
    background-color: var(--carbon-light);
    border: 1px solid var(--carbon-lighter);
    color: var(--platinum);
    border-radius: 8px;
    padding: 12px 16px;
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--carbon-light);
    border-color: var(--blaze-orange);
    color: var(--platinum);
    box-shadow: 0 0 0 3px rgba(255, 100, 0, 0.2);
}

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

.form-label {
    color: var(--platinum);
    font-weight: 500;
    margin-bottom: 8px;
}

/*--------------------------------------------------------------
# Alerts
--------------------------------------------------------------*/
.alert-success {
    background-color: rgba(56, 161, 105, 0.2);
    border-color: var(--shamrock);
    color: var(--shamrock);
}

.alert-danger {
    background-color: rgba(220, 38, 38, 0.2);
    border-color: var(--primary-scarlet);
    color: var(--primary-scarlet);
}

.alert-warning {
    background-color: rgba(255, 100, 0, 0.2);
    border-color: var(--blaze-orange);
    color: var(--blaze-orange);
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.2);
    border-color: #3b82f6;
    color: #60a5fa;
}

/*--------------------------------------------------------------
# Footer
--------------------------------------------------------------*/
.footer {
    background-color: var(--carbon-light);
    border-top: 1px solid var(--carbon-lighter);
}

/* Social Links */
.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--carbon-lighter);
    color: var(--platinum);
    border-radius: 50%;
    font-size: 1.4rem;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--blaze-orange);
    color: var(--carbon-black);
    transform: translateY(-3px);
}

/* Copyright */
.copyright {
    background-color: var(--carbon-light);
    padding: 30px 0;
    font-size: 0.9rem;
    color: var(--text-muted);
    border-top: 1px solid var(--carbon-lighter);
}

.copyright .credits {
    font-size: 0.8rem;
    margin-top: 5px;
}

.copyright .social-links {
    display: flex;
    gap: 15px;
}

/* Back to Top */
.back-to-top {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--blaze-orange);
    color: var(--carbon-black);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.back-to-top:hover {
    background-color: var(--orange-hover);
    color: var(--carbon-black);
    transform: translateY(-3px);
    box-shadow: var(--shadow-orange);
}

/*--------------------------------------------------------------
# Quiz Specific Styles
--------------------------------------------------------------*/
.quiz-card {
    background-color: var(--charcoal);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--carbon-lighter);
}

.quiz-option {
    background-color: var(--carbon-light);
    border: 2px solid var(--carbon-lighter);
    border-radius: 12px;
    padding: 16px 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 12px;
}

.quiz-option:hover {
    border-color: var(--blaze-orange);
    background-color: var(--carbon-lighter);
}

.quiz-option.selected {
    border-color: var(--blaze-orange);
    background-color: rgba(255, 100, 0, 0.1);
}

.quiz-option.correct {
    border-color: var(--shamrock);
    background-color: rgba(56, 161, 105, 0.2);
}

.quiz-option.incorrect {
    border-color: var(--primary-scarlet);
    background-color: rgba(220, 38, 38, 0.2);
}

/*--------------------------------------------------------------
# Responsive
--------------------------------------------------------------*/
@media (max-width: 1199px) {
    .mobile-nav-toggle {
        display: block;
        z-index: 9999;
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    
    .mobile-nav-toggle:hover {
        color: var(--blaze-orange);
    }
    
    #navmenu {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background: var(--carbon-black);
        border-left: 2px solid var(--blaze-orange);
        padding: 80px 20px 20px;
        z-index: 9998;
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        visibility: hidden;
    }
    
    #navmenu.mobile-nav-active {
        transform: translateX(0);
        visibility: visible;
    }
    
    #navmenu ul {
        flex-direction: column;
        gap: 0;
    }
    
    #navmenu ul li {
        width: 100%;
    }
    
    #navmenu ul li a {
        display: block;
        padding: 12px 15px;
    }
    
    /* Mobile notification bell - centered at top */
    .mobile-notification-centered {
        display: flex !important;
        justify-content: center !important;
        padding: 15px 0;
        margin-bottom: 10px;
    }
    
    .mobile-notification-centered .notification-bell {
        font-size: 1.5rem;
        padding: 0 !important;
        border-bottom: none;
    }
    
    body.mobile-nav-active {
        overflow: hidden;
    }
}

@media (max-width: 768px) {
    .main {
        padding-top: 70px;
    }
    
    .footer-top {
        padding: 40px 0 30px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 576px) {
    .btn-getstarted {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

/*--------------------------------------------------------------
# 404 Error Page
--------------------------------------------------------------*/
.error-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    color: var(--blaze-orange);
    line-height: 1;
    margin-bottom: 1rem;
    text-shadow: 0 0 40px rgba(255, 100, 0, 0.3);
}

.error-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--platinum);
}

.error-message {
    font-size: 1.1rem;
    max-width: 400px;
    margin: 0 auto;
}

@media (max-width: 576px) {
    .error-code {
        font-size: 5rem;
    }

    .error-title {
        font-size: 1.5rem;
    }
}