/* ============================================
   NovaSignal AI Theme - Main Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --color-primary: #0a0e27;
    --color-secondary: #0f172a;
    --color-accent: #00d4ff;
    --color-accent-hover: #00b8db;
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-border: #1e293b;
    --color-white: #ffffff;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-heading: var(--font-main);
    
    --container-width: 1200px;
    --section-padding: 5rem;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-primary);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-white);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-primary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.site-branding a {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
}

.logo-nova { color: var(--color-white); }
.logo-signal { color: var(--color-accent); }
.logo-ai { 
    color: var(--color-white); 
    font-size: 0.75em;
    border: 1px solid var(--color-accent);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-left: 0.25rem;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-menu a:hover,
.nav-menu .current-menu-item a {
    color: var(--color-accent);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.toggle-bar {
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--color-text-muted);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
.section-padding {
    padding: var(--section-padding) 0;
}

.bg-alt {
    background-color: var(--color-secondary);
}

.section-header {
    margin-bottom: 3rem;
}

.section-header h2 {
    margin-bottom: 0.5rem;
}

.text-center {
    text-align: center;
}

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

.service-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.1);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.default-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
}

.service-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.service-card h3 a {
    color: var(--color-white);
}

.service-card h3 a:hover {
    color: var(--color-accent);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    margin: 1.5rem 0;
}

.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.about-image .image-placeholder {
    background: linear-gradient(135deg, var(--color-border) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--color-border);
}

.image-placeholder span {
    color: var(--color-text-muted);
    font-size: 1.125rem;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.pricing-card.featured {
    border-color: var(--color-accent);
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.15);
}

.badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-accent);
    color: var(--color-primary);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-white);
    margin: 1rem 0;
}

.price .currency {
    font-size: 1.5rem;
    vertical-align: top;
}

.price .period {
    font-size: 1rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.pricing-card ul {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}

.pricing-card ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.pricing-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
}

.pricing-card ul li.disabled {
    color: var(--color-text-muted);
    text-decoration: line-through;
}

.pricing-card ul li.disabled::before {
    content: '✕';
    color: var(--color-danger);
}

.pricing-note {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--color-accent) 0%, #6366f1 100%);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--color-primary);
    opacity: 0.9;
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.cta-section .btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.cta-section .btn-primary:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    padding: 10rem 0 4rem;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.page-title {
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info h2,
.contact-form-wrapper h2 {
    margin-bottom: 2rem;
}

.info-block {
    margin-bottom: 2rem;
}

.info-block h4 {
    color: var(--color-accent);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.info-block p,
.info-block a {
    color: var(--color-text);
    font-size: 1.125rem;
}

/* Forms */
.novasignal-contact-form,
.wpcf7-form,
.wpforms-form {
    background-color: var(--color-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--color-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

/* Footer */
.site-footer {
    background-color: var(--color-secondary);
    border-top: 1px solid var(--color-border);
}

.footer-widgets {
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-widget-area .widget-title {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-widget-area a {
    color: var(--color-text-muted);
}

.footer-widget-area a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 1.5rem 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.footer-nav-menu a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.post-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.post-card:hover {
    border-color: var(--color-accent);
}

.post-thumbnail img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.post-content {
    padding: 1.5rem;
}

.entry-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.entry-title a {
    color: var(--color-white);
}

.entry-meta {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* 404 */
.error-404 {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.error-code {
    font-size: 8rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 0.3;
}

/* CRM Dashboard */
.crm-header {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    padding: 8rem 0 2rem;
    border-bottom: 1px solid var(--color-border);
}

.crm-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 0.25rem;
}

.stat-card p {
    color: var(--color-text-muted);
    margin: 0;
}

.crm-table-wrapper {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    overflow-x: auto;
}

.crm-table-wrapper h2 {
    margin-bottom: 1.5rem;
}

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

.crm-table th,
.crm-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.crm-table th {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.crm-table td {
    color: var(--color-text);
    font-size: 0.95rem;
}

.crm-table tr:hover td {
    background-color: rgba(0, 212, 255, 0.03);
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-new { background-color: rgba(0, 212, 255, 0.15); color: var(--color-accent); }
.status-contacted { background-color: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.status-qualified { background-color: rgba(99, 102, 241, 0.15); color: #818cf8; }
.status-proposal-sent { background-color: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.status-closed-won { background-color: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.status-closed-lost { background-color: rgba(239, 68, 68, 0.15); color: var(--color-danger); }

.no-data {
    text-align: center;
    color: var(--color-text-muted);
    padding: 3rem !important;
}

/* Investors */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.metric-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
}

.metric-card h3 {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.investor-block {
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--color-border);
}

.investor-block:last-child {
    border-bottom: none;
}

/* Screen Reader */
.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;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination a,
.pagination span {
    padding: 0.5rem 1rem;
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text);
}

.pagination .current {
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-color: var(--color-accent);
}

/* Sidebar */
.widget {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.widget-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--color-secondary);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding-top: 6rem;
    }
    
    .footer-bottom-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-nav-menu {
        justify-content: center;
    }
}

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

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