/*
Theme Name: Zunnesco Agency Theme
Theme URI: https://zunnesco.com/
Author: Zunnesco LLC
Author URI: https://zunnesco.com/
Description: Modern, premium, high-performance WordPress theme for Zunnesco LLC, specializing in WordPress and SaaS development. Fully styled with dark-mode developer aesthetics, glowing accents, and product-focused pages.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: zunnesco
*/

/* ==========================================
   DESIGN TOKENS & SYSTEM VARIABLES
   ========================================== */
:root {
    /* Color Palette */
    --color-bg-deep: #0F172A;      /* Midnight Navy */
    --color-bg-surface: #1E293B;   /* Charcoal Slate */
    --color-bg-card: rgba(30, 41, 59, 0.7);
    --color-primary: #2563EB;      /* Electric Blue */
    --color-secondary: #06B6D4;    /* Cyan */
    --color-accent: #7C3AED;       /* Violet */
    --color-text-bright: #FFFFFF;  /* White */
    --color-text-muted: #94A3B8;   /* Slate light */
    --color-text-dim: #64748B;
    --color-border: rgba(148, 163, 184, 0.1);
    --color-border-glow: rgba(37, 99, 235, 0.4);

    /* Gradients */
    --gradient-hero: radial-gradient(circle at top, rgba(37, 99, 235, 0.15), transparent 60%);
    --gradient-card: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.8) 100%);
    --gradient-text: linear-gradient(135deg, #FFFFFF 30%, #06B6D4 100%);
    --gradient-glow: linear-gradient(135deg, #2563EB, #06B6D4, #7C3AED);

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions & Curves */
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Borders & Shadow */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --shadow-subtle: 0 4px 30px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.2);
}

/* ==========================================
   BASE STYLES & RESET
   ========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    background-color: var(--color-bg-deep);
    color: var(--color-text-muted);
}

body {
    font-family: var(--font-body);
    line-height: 1.625;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-bright);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: var(--spacing-sm); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.85rem); margin-bottom: var(--spacing-xs); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-muted);
}

p.lead {
    font-size: clamp(1.1rem, 1.5vw, 1.35rem);
    color: var(--color-text-bright);
    opacity: 0.85;
}

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

a:hover {
    color: var(--color-text-bright);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    font-size: 1rem;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-bright);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(37, 99, 235, 0.45);
}

.btn-secondary {
    background: rgba(30, 41, 59, 0.5);
    color: var(--color-text-bright);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: var(--color-text-muted);
    transform: translateY(-2px);
}

.btn-glow {
    background: var(--gradient-glow);
    background-size: 200% auto;
    color: var(--color-text-bright);
    box-shadow: var(--shadow-glow);
}

.btn-glow:hover {
    background-position: right center;
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.5);
}

/* Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* ==========================================
   GLOBAL UTILITIES
   ========================================== */
.section {
    padding: var(--spacing-lg) 0;
    position: relative;
}

.section-xl {
    padding: var(--spacing-xl) 0;
}

.text-center { text-align: center; }
.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Glassmorphism Cards */
.card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-6px);
    border-color: var(--color-border-glow);
    box-shadow: var(--shadow-glow);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
    display: inline-block;
}

/* ==========================================
   HEADER & NAVBAR
   ========================================== */
header.site-header {
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-fast);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-text-bright);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo span {
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links li.current-menu-item a {
    color: var(--color-text-bright);
}

/* Mobile Nav Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-bright);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================
   FOOTER
   ========================================== */
footer.site-footer {
    background-color: #0B0F19;
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg) 0 var(--spacing-md) 0;
    color: var(--color-text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-col h4 {
    color: var(--color-text-bright);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul a {
    color: var(--color-text-muted);
}

.footer-col ul a:hover {
    color: var(--color-text-bright);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-md);
    font-size: 0.85rem;
}

/* ==========================================
   PAGES SPECIFIC STYLES
   ========================================== */

/* Hero Glows */
.hero-section {
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    top: 20%;
    right: 10%;
    z-index: 0;
    pointer-events: none;
}

.hero-glow-2 {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
    bottom: 10%;
    left: 10%;
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.25);
    color: var(--color-secondary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

/* Stats Section */
.stat-item {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-sm);
}

.stat-num {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-bright);
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

/* Feedback Loop Illustration */
.loop-wrapper {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
}

.loop-visual {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: relative;
    max-width: 800px;
    margin: 2rem auto;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.loop-node {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: var(--gradient-card);
    border: 2px solid var(--color-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-sm);
    z-index: 2;
    transition: var(--transition-smooth);
}

.loop-node:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 30px rgba(37, 99, 235, 0.25);
    transform: scale(1.05);
}

.loop-node h4 {
    font-size: 1rem;
    margin-top: var(--spacing-xs);
}

.loop-node p {
    font-size: 0.75rem;
    margin: 0;
    color: var(--color-text-muted);
}

.loop-arrow {
    font-size: 2.5rem;
    color: var(--color-secondary);
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

/* Work Filter & Showcase */
.work-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.filter-btn {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-text-bright);
    border-color: var(--color-primary);
}

.project-card {
    cursor: pointer;
}

.project-tag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--color-border);
    color: var(--color-text-bright);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.project-features {
    list-style: none;
    margin: var(--spacing-sm) 0;
}

.project-features li {
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-features li::before {
    content: '→';
    color: var(--color-secondary);
}

/* Accordion for FAQ */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
}

.accordion-header {
    width: 100%;
    background: none;
    border: none;
    color: var(--color-text-bright);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    cursor: pointer;
}

.accordion-icon {
    transition: transform var(--transition-smooth);
    color: var(--color-secondary);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0;
}

.accordion-item.active .accordion-content {
    max-height: 200px;
    padding-bottom: var(--spacing-sm);
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

/* Contact Form Grid */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    gap: var(--spacing-sm);
}

.contact-method-icon {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

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

.form-control {
    width: 100%;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    color: var(--color-text-bright);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(37, 99, 235, 0.25);
}

/* ==========================================
   BLOG INDEX & SINGLE POSTS
   ========================================== */
.blog-header {
    padding: var(--spacing-lg) 0;
    text-align: center;
    background: var(--gradient-hero);
}

.post-meta {
    font-size: 0.85rem;
    color: var(--color-text-dim);
    margin-bottom: var(--spacing-xs);
    display: flex;
    gap: 1rem;
}

.post-card-excerpt {
    margin-top: var(--spacing-xs);
    font-size: 0.95rem;
}

.post-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: var(--spacing-sm);
    font-weight: 600;
    font-size: 0.9rem;
}

.single-post-container {
    max-width: 760px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

.single-post-header {
    margin-bottom: var(--spacing-md);
}

.single-post-body {
    color: var(--color-text-bright);
    opacity: 0.9;
    font-size: 1.1rem;
    line-height: 1.8;
}

.single-post-body p {
    margin-bottom: var(--spacing-md);
}

.single-post-body h2,
.single-post-body h3 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

/* ==========================================
   RESPONSIVE DESIGN MEDIA QUERIES
   ========================================== */
@media (max-width: 992px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    header.site-header {
        padding: var(--spacing-xs) 0;
    }

    .mobile-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg-deep);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .nav-links.active {
        display: flex;
    }

    .hero-cta {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}