/**
 * Main Theme Styles
 * Based on GPTDetector Design System
 */

/* CSS Variables - Default Dark Theme (overridden by theme-switcher.css) */
:root {
    --primary: #00D9FF;
    --secondary: #00F5A0;
    --warning: #FFB800;
    --danger: #FF3838;
    --success: #00F5A0;
    --dark: #0A0F1C;
    --dark-light: #151B2C;
    --gray: #2A3344;
    --gray-light: #8892B0;
    --white: #FFFFFF;
    --max-width: 1200px;
    --header-height: 80px;
    
    /* These will be overridden by theme-switcher.css */
    --bg-primary: #0A0F1C;
    --bg-secondary: #151B2C;
    --text-primary: #FFFFFF;
    --text-secondary: #E2E8F0;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

/* Modern Breadcrumbs */
.breadcrumbs-wrapper {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(21, 27, 44, 0.8) 100%);
    border-bottom: 1px solid rgba(136, 146, 176, 0.1);
    padding: 1rem 0;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.breadcrumbs-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 217, 255, 0.05), 
        transparent);
    animation: shimmer 8s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(0); }
    100% { transform: translateX(50%); }
}

.breadcrumbs {
    position: relative;
    z-index: 1;
}

.breadcrumb-inner {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.breadcrumb-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--text-secondary);
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.breadcrumb-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(0, 245, 160, 0.1));
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.breadcrumb-link:hover {
    color: var(--primary);
    transform: translateY(-1px);
}

.breadcrumb-link:hover::before {
    opacity: 1;
}

.breadcrumb-link i {
    font-size: 1rem;
    color: var(--primary);
}

.breadcrumb-text {
    margin-left: 0.25rem;
}

.breadcrumb-separator {
    color: rgba(136, 146, 176, 0.3);
    font-weight: 300;
    margin: 0 0.25rem;
    font-size: 1.125rem;
    user-select: none;
}

.breadcrumb-item.current {
    pointer-events: none;
}

.breadcrumb-current {
    padding: 0.375rem 0.75rem;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.15), rgba(0, 245, 160, 0.15));
    border-radius: 20px;
    color: var(--text-primary);
    font-weight: 600;
    display: inline-block;
    border: 1px solid rgba(0, 217, 255, 0.2);
    box-shadow: 0 2px 8px rgba(0, 217, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.breadcrumb-current::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(0.8); }
    50% { opacity: 0; transform: translate(-50%, -50%) scale(1.2); }
}

/* Responsive Breadcrumbs */
@media (max-width: 768px) {
    .breadcrumbs-wrapper {
        padding: 0.75rem 0;
    }
    
    .breadcrumb-inner {
        font-size: 0.813rem;
    }
    
    .breadcrumb-link {
        padding: 0.25rem 0.5rem;
    }
    
    .breadcrumb-text {
        display: none;
    }
    
    .breadcrumb-link i {
        margin: 0;
    }
    
    .breadcrumb-item:first-child .breadcrumb-text {
        display: inline;
    }
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles */
.site-header {
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
}

.site-header .nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    padding: 1rem 0;
}

.site-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
}

.site-logo img {
    max-height: 40px;
    width: auto;
    vertical-align: middle;
}

.main-navigation {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-navigation ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.main-navigation a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s;
}

.main-navigation a:hover,
.main-navigation .current-menu-item a {
    color: var(--primary);
}

/* Menu Style: Default */
.main-navigation.default a {
    
}

/* Menu Style: Underline */
.main-navigation.underline a {
    padding: 8px 0;
    position: relative;
}

.main-navigation.underline a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.3s;
}

.main-navigation.underline a:hover::after,
.main-navigation.underline .current-menu-item a::after {
    width: 100%;
}

/* Menu Style: Pills */
.main-navigation.pills a {
    padding: 8px 16px;
    border-radius: 20px;
    background: transparent;
}

.main-navigation.pills a:hover,
.main-navigation.pills .current-menu-item a {
    background: rgba(0, 217, 255, 0.1);
}

/* Menu Style: Boxed */
.main-navigation.boxed a {
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 6px;
}

.main-navigation.boxed a:hover,
.main-navigation.boxed .current-menu-item a {
    border-color: rgba(0, 217, 255, 0.3);
    background: rgba(0, 217, 255, 0.05);
}

/* CTA Button */
.nav-cta-button {
    padding: 10px 24px !important;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    white-space: nowrap;
}

.nav-cta-button.cta-primary {
    background: var(--primary);
    color: var(--dark) !important;
    border: none;
}

.nav-cta-button.cta-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 217, 255, 0.3);
}

/* Light theme specific - add gradient */
[data-theme="light"] .nav-cta-button.cta-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

[data-theme="light"] .nav-cta-button.cta-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--secondary-hover) 100%);
}

.nav-cta-button.cta-secondary {
    background: transparent;
    color: var(--primary) !important;
    border: 2px solid var(--primary);
}

.nav-cta-button.cta-secondary:hover {
    background: rgba(0, 217, 255, 0.1);
    transform: translateY(-2px);
}

.nav-cta-button.cta-outline {
    background: transparent;
    color: var(--gray-light) !important;
    border: 1px solid rgba(203, 213, 225, 0.3);
}

.nav-cta-button.cta-outline:hover {
    border-color: var(--primary);
    color: var(--primary) !important;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Main Content Area */
.site-main {
    padding-top: var(--header-height);
    min-height: 100vh;
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding-top: 20px;    
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--gray-light);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-light);
}

.stat-icon {
    color: var(--secondary);
    font-size: 1.2rem;
}

/* Detector Tool Section */

.detector-container {
    background: var(--dark-light);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.detector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.detector-title {
    font-size: 1.3rem;
    color: var(--white);
}

/* Features Section */
.features-section {
    padding: 4rem 0;
}

.features-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: var(--shadow-sm);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-title {
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 1.3rem;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Buttons */
.btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 217, 255, 0.3);
}

/* Light theme specific - add gradient */
[data-theme="light"] .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

[data-theme="light"] .btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-hover));
}

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

.btn-secondary:hover {
    background: #3A4354;
}

/* Footer */
/* Newsletter Form */
.footer-newsletter {
    max-width: 100%;
}

.footer-newsletter-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: white;
}

.footer-newsletter-text {
    font-size: 0.9rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.footer-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.newsletter-input-group {
    display: flex;
    gap: 10px;
}

.newsletter-input-group input[type="email"] {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 14px;
}

.newsletter-input-group input[type="email"]::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-input-group button {
    padding: 12px 25px;
    background: linear-gradient(135deg, #00D9FF 0%, #00F5A0 100%);
    color: var(--dark);
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s;
}

.newsletter-input-group button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 217, 255, 0.3);
}

.newsletter-consent {
    font-size: 12px;
    line-height: 1.5;
}

.newsletter-consent label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.9);
}

.newsletter-consent input[type="checkbox"] {
    margin-top: 2px;
    flex-shrink: 0;
}

.newsletter-consent a {
    color: var(--primary);
    text-decoration: underline;
}

.newsletter-message {
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 14px;
    margin-top: 10px;
}

.newsletter-message.success {
    background: rgba(0, 245, 160, 0.2);
    color: #00F5A0;
    border: 1px solid rgba(0, 245, 160, 0.3);
}

.newsletter-message.error {
    background: rgba(255, 56, 56, 0.2);
    color: #FF3838;
    border: 1px solid rgba(255, 56, 56, 0.3);
}

.site-footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

.footer-content {
    padding: 2rem 0;
}

/* Footer Columns Layout */
.footer-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-columns.columns-1 {
    grid-template-columns: 1fr;
}

.footer-columns.columns-2 {
    grid-template-columns: repeat(2, 1fr);
}

.footer-columns.columns-3 {
    grid-template-columns: repeat(3, 1fr);
}

.footer-column {
    text-align: left;
}

.footer-column h3,
.footer-widget-title {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-column ul,
.footer-widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column li,
.footer-widget li {
    margin-bottom: 0.75rem;
}

.footer-column a,
.footer-widget a {
    color: var(--gray-light);
    transition: color 0.3s;
    text-decoration: none;
}

.footer-column a:hover,
.footer-widget a:hover {
    color: var(--primary);
}

/* Footer Logo Column */
.footer-logo-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo-column .site-logo {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.footer-info-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--gray-light);
}

/* Footer Newsletter */
.footer-newsletter {
    max-width: 300px;
}

.footer-newsletter-title {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer-newsletter-text {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.footer-newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.footer-newsletter-form input[type="email"] {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--gray);
    background: var(--dark-light);
    color: var(--white);
    border-radius: 4px;
}

.footer-newsletter-form button {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.footer-newsletter-form button:hover {
    background: var(--secondary);
    transform: translateY(-2px);
}

/* Footer Bottom */
.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray-light);
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary);
}

/* Social Links in Footer */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 1.5rem 0;
}

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray);
    border-radius: 50%;
    transition: all 0.3s;
}

.social-link:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-3px);
}

.footer-copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Loading State */
.loading {
    text-align: center;
    padding: 2rem;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--gray);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .menu-toggle {
        display: block;
    }

    .main-navigation {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--dark-light);
        border-bottom: 1px solid var(--gray);
        padding: 1rem;
    }

    .main-navigation.active {
        display: block;
    }

    .main-navigation ul {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 1rem;
        flex-direction: column;
        align-items: center;
    }

    .detector-container {
        padding: 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Content Area */
.site-content {
    padding: 20px 0;
    min-height: 500px;
}

.gptd-dashboard {
    padding: 0;
}

/* Single Post/Page */
.single-post,
.single-page {
    margin: 0 auto;
}

.entry-header {
    margin-bottom: 30px;
}

.entry-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/* Light mode title color */
[data-theme="light"] .entry-title {
    color: #212529;
}

/* Dark mode title color */
[data-theme="dark"] .entry-title {
    color: #ffffff;
}

.entry-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--gray);
}

.post-thumbnail {
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: auto;
}

.entry-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Light mode text color */
[data-theme="light"] .entry-content {
    color: #333;
}

/* Dark mode text color - white */
[data-theme="dark"] .entry-content {
    color: #ffffff;
}

.entry-content h2 {
    margin: 30px 0 15px;
}

.entry-content h3 {
    margin: 25px 0 15px;
}

.entry-content p {
    margin-bottom: 20px;
}

/* Archive Page */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.post-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: transform 0.3s;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* Pagination */
.pagination {
    text-align: center;
    margin-top: 50px;
}

.page-numbers {
    display: inline-block;
    padding: 10px 15px;
    margin: 0 5px;
    background: white;
    color: var(--dark);
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s;
}

.page-numbers:hover,
.page-numbers.current {
    background: var(--primary);
    color: white;
}

/* Accessibility */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* Admin Bar Adjustment */
.admin-bar .site-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    .admin-bar .site-header {
        top: 46px;
    }
}