/* ==========================================================================
   Estúdio SP - Premium Design System (Nexora Theme)
   ========================================================================== */

/* 1. Local WOFF2 Font Face Loaders */
@font-face {
    font-family: 'Space Grotesk';
    font-style: normal;
    font-weight: 300 700;
    font-display: swap;
    src: url('../fonts/space-grotesk.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300 900;
    font-display: swap;
    src: url('../fonts/inter.woff2') format('woff2');
}

@font-face {
    font-family: 'Sora';
    font-style: normal;
    font-weight: 300 800;
    font-display: swap;
    src: url('../fonts/sora.woff2') format('woff2');
}

@font-face {
    font-family: 'IBM Plex Sans';
    font-style: normal;
    font-weight: 300 700;
    font-display: swap;
    src: url('../fonts/ibm-plex-sans.woff2') format('woff2');
}

/* 2. Global Variables & Design Tokens */
:root {
    --font-title: 'Space Grotesk', 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Nexora Color Palette */
    --primary: #6366f1; /* Neon Indigo */
    --primary-hover: #4f46e5;
    --secondary: #06b6d4; /* Neon Cyan */
    --accent: #d946ef; /* Neon Fuchsia */
    
    /* Dark Theme Elements */
    --bg-dark: #060211; /* Deep Space Black */
    --bg-dark-card: rgba(20, 15, 45, 0.4);
    --text-dark-main: #f8fafc;
    --text-dark-muted: #94a3b8;
    --border-dark: rgba(255, 255, 255, 0.08);
    
    /* Light Theme Elements (Nexora Alternating Sections) */
    --bg-light: #fbfaff;
    --bg-light-sec: #f6f4fa;
    --bg-light-card: #ffffff;
    --text-light-main: #0f172a;
    --text-light-muted: #475569;
    --border-light: rgba(99, 102, 241, 0.08);
    
    /* Transitions & Shadows */
    --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s ease;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.05);
    --shadow-lg: 0 20px 50px -15px rgba(0, 0, 0, 0.08);
    --shadow-premium: 0 30px 60px -10px rgba(99, 102, 241, 0.12);
}

/* 3. Base & Progressive Enhancement Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-light);
    color: var(--text-light-muted);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 4. Alternating Layout System (Dark-Light-Dark) */
.section {
    padding: 120px 0;
    position: relative;
    background-color: var(--bg-light);
    /* Blueprint Geometric Grid Background + Soft Neon Glow spots */
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(217, 70, 239, 0.04) 0%, transparent 40%),
        linear-gradient(to right, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
}

.section-alt {
    background-color: var(--bg-light-sec);
}

.section-dark {
    background-color: var(--bg-dark);
    color: var(--text-dark-muted);
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.01) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
}

/* 5. Modern Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-title);
    font-weight: 700;
    line-height: 1.15;
}

h1 {
    font-size: 4.25rem;
    letter-spacing: -0.04em;
    color: #fff;
}

h2 {
    font-size: 2.75rem;
    letter-spacing: -0.03em;
    color: var(--text-light-main);
}

.section-dark h2 {
    color: #fff;
}

.section-title-wrapper {
    text-align: center;
    margin-bottom: 70px;
}

.section-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 700;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.06);
    padding: 6px 16px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 16px;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.section-dark .section-tag {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
}

.section-desc {
    font-size: 1.15rem;
    max-width: 620px;
    margin: 12px auto 0 auto;
}

.text-gradient {
    background: linear-gradient(135deg, #a5b4fc 0%, #22d3ee 50%, #d946ef 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 6. Header (Glassmorphic & Sticky) */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.site-header.scrolled {
    background-color: rgba(6, 2, 17, 0.85); /* Keep dark glassmorphic on scroll */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    transition: var(--transition-smooth);
}

.site-header.scrolled .header-container {
    height: 70px;
}

.logo img {
    height: 65px;
    width: auto;
    transition: var(--transition-smooth);
}

.site-header.scrolled .logo img {
    height: 45px;
}

.nav-menu {
    display: flex;
    gap: 36px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--text-dark-muted);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
    color: #fff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 2px;
    background-color: #fff;
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* 7. Buttons (Glowing Pill Elements) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 36px;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #fff;
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 35px rgba(99, 102, 241, 0.7);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.03);
    color: #fff;
    border: 1px solid var(--border-dark);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-light-secondary {
    background-color: transparent;
    color: var(--text-light-main);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.btn-light-secondary:hover {
    background-color: rgba(99, 102, 241, 0.03);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* 8. Hero Section (SaaS Premium Visuals) */
.hero-section {
    background-color: var(--bg-dark);
    padding: 160px 0 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-light-ray {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 120%;
    height: 140%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 50% 50%, rgba(217, 70, 239, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 70px;
    position: relative;
    z-index: 2;
}

.hero-trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.88rem;
    color: #fff;
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.trust-star {
    color: #fbbf24;
    font-size: 1.1rem;
    animation: rotate-star 8s linear infinite;
}

@keyframes rotate-star {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-content h1 {
    line-height: 1.1;
    margin-bottom: 24px;
    font-size: 4.5rem;
    letter-spacing: -0.04em;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-dark-muted);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-mockup-wrapper {
    position: relative;
    z-index: 2;
}

.float-badge-3 {
    bottom: 8%;
    left: -40px;
    animation: float-y 6s ease-in-out infinite alternate;
}


.hero-mockup-img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 30px 70px rgba(99, 102, 241, 0.25));
    border-radius: 20px;
    z-index: 2;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Glowing Neon Blob backdrops */
.glow-spot {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.25) 0%, transparent 70%);
    filter: blur(80px);
    z-index: 1;
}

.glow-hero-right {
    top: -100px;
    right: -150px;
}

.glow-hero-left {
    bottom: -200px;
    left: -200px;
}

/* 9. Hero Stats Row */
.hero-stats-row {
    border-top: 1px solid var(--border-dark);
    padding-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.hero-stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.hero-stat-icon svg {
    width: 22px;
    height: 22px;
}

.hero-stat-info h4 {
    font-size: 1.35rem;
    color: #fff;
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-info span {
    font-size: 0.85rem;
    color: var(--text-dark-muted);
}

/* 10. Services Section (Bright theme, glass-styled cards with shadow) */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 50px 36px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-premium);
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: rgba(99, 102, 241, 0.05);
    color: var(--primary);
    margin-bottom: 28px;
    transition: var(--transition-fast);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.service-card:hover .service-icon {
    background-color: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.service-icon svg {
    width: 30px;
    height: 30px;
}

.service-card h3 {
    font-size: 1.45rem;
    color: var(--text-light-main);
    margin-bottom: 16px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-light-muted);
    line-height: 1.6;
}

/* 11. Portfolio Section (Pill filters and zoom cards) */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    background-color: #f1f5f9;
    color: var(--text-light-muted);
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary);
    color: #fff;
}

.portfolio-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-premium);
    border-color: var(--primary);
}

.portfolio-image {
    overflow: hidden;
    border-bottom: 1px solid var(--border-light);
    position: relative;
    background-color: #0b0816;
}

.portfolio-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-smooth);
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.06);
}

.portfolio-content {
    padding: 32px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.portfolio-tag {
    align-self: flex-start;
    padding: 6px 14px;
    background-color: rgba(99, 102, 241, 0.08);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 20px;
    margin-bottom: 18px;
    letter-spacing: 0.05em;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.portfolio-content h3 {
    font-size: 1.35rem;
    color: var(--text-light-main);
    margin-bottom: 10px;
}

.portfolio-content p {
    font-size: 0.95rem;
    color: var(--text-light-muted);
    flex-grow: 1;
    margin-bottom: 20px;
    line-height: 1.6;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.portfolio-link svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.portfolio-card:hover .portfolio-link svg {
    transform: translateX(5px);
}

/* 12. About Us & Stats Grid Split (Nexora look-alike) */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content h2 {
    margin-bottom: 24px;
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 24px;
    line-height: 1.7;
}

.stats-trigger {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.about-stat-card {
    background-color: var(--bg-light-sec);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 36px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-smooth);
}

.about-stat-card:hover {
    border-color: var(--primary);
    background-color: #fff;
    box-shadow: var(--shadow-premium);
}

.about-stat-number {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-light-main);
    line-height: 1;
    margin-bottom: 8px;
}

.about-stat-label {
    font-size: 0.9rem;
    color: var(--text-light-muted);
    font-weight: 500;
}

/* 13. Testimonials (Dark theme, star rating cards) */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: var(--bg-dark-card);
    border: 1px solid var(--border-dark);
    border-radius: 20px;
    padding: 36px;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.testimonial-card:hover {
    border-color: var(--primary);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.12);
    transform: translateY(-5px);
}

.stars {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
}

.stars svg {
    width: 20px;
    height: 20px;
    fill: #fbbf24;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--text-dark-main);
    margin-bottom: 28px;
    font-style: italic;
    line-height: 1.6;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.client-details h4 {
    font-size: 1.05rem;
    color: #fff;
    margin-bottom: 2px;
}

.client-details span {
    font-size: 0.85rem;
    color: var(--text-dark-muted);
}

/* 14. Blog Section (Bright theme, articles grid list) */
.blog-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-premium);
}

.blog-image {
    aspect-ratio: 16/9;
    overflow: hidden;
    border-bottom: 1px solid var(--border-light);
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: 32px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta {
    font-size: 0.85rem;
    color: var(--text-light-muted);
    margin-bottom: 14px;
}

.blog-content h3 {
    font-size: 1.35rem;
    color: var(--text-light-main);
    margin-bottom: 14px;
    line-height: 1.3;
}

.blog-content p {
    font-size: 0.95rem;
    color: var(--text-light-muted);
    margin-bottom: 24px;
    flex-grow: 1;
    line-height: 1.6;
}

.blog-more {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.blog-more svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.blog-card:hover .blog-more svg {
    transform: translateX(5px);
}

/* 15. FAQ Section (Bright theme, modern accordion) */
.faq-container {
    max-width: 840px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-light-sec);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: var(--transition-fast);
}

.faq-question {
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-light-main);
    font-size: 1.1rem;
}

.faq-answer {
    padding: 0 32px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    color: var(--text-light-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    padding: 0 32px 28px 32px;
    max-height: 500px;
}

.faq-icon {
    width: 22px;
    height: 22px;
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

/* 16. Contact Form & Grid */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h3 {
    color: var(--text-light-main);
    margin-bottom: 24px;
    font-size: 1.85rem;
}

.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 40px;
}

.contact-detail-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(99, 102, 241, 0.08);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.15);
}

.contact-detail-icon svg {
    width: 22px;
    height: 22px;
}

.contact-detail-content h4 {
    font-size: 1.05rem;
    color: var(--text-light-main);
    margin-bottom: 4px;
}

.contact-detail-content p {
    font-size: 0.95rem;
}

.contact-form {
    background-color: var(--bg-light-sec);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 50px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light-main);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background-color: #fff;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 14px 18px;
    transition: var(--transition-fast);
    color: var(--text-light-main);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
    outline: none;
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

.field-honey {
    display: none;
}

/* 17. Footer Styling (Deep Space Dark) */
.site-footer {
    background-color: #040209;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 100px 0 50px 0;
    color: var(--text-dark-muted);
    position: relative;
    overflow: hidden;
    /* Grid Blueprint texture (matches Hero/Layout system) */
    background-image: 
        linear-gradient(to right, rgba(99, 102, 241, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(99, 102, 241, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
}

.footer-light-ray {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 120%;
    height: 140%;
    background-image: 
        radial-gradient(circle at 15% 85%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 15%, rgba(6, 182, 212, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(217, 70, 239, 0.08) 0%, transparent 40%);
    pointer-events: none;
    z-index: 1;
}

.site-footer .container {
    position: relative;
    z-index: 2;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 70px;
}

.footer-brand p {
    margin-top: 20px;
    max-width: 340px;
    line-height: 1.6;
}

.footer-nav h4 {
    font-size: 1.15rem;
    color: #fff;
    margin-bottom: 24px;
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-nav-link {
    color: var(--text-dark-muted);
}

.footer-nav-link:hover {
    color: #fff;
}

.footer-social-icons {
    display: flex;
    gap: 12px;
}

.footer-social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: #fff;
    color: #030107;
    transition: var(--transition-fast);
}

.footer-social-icon:hover {
    transform: translateY(-3px) rotate(8deg);
    background-color: var(--primary);
    color: #fff;
}

.footer-social-icon svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding-top: 45px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: 16px;
}

/* 18. Floating Sticky WhatsApp */
.whatsapp-button-sticky {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #25d366;
    color: white;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.45);
    transition: var(--transition-smooth);
}

.whatsapp-button-sticky:hover {
    transform: scale(1.1) rotate(8deg);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6);
}

.whatsapp-button-sticky svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

/* 19. Progressive Enhancement Animation System (Only triggers if JS works) */
.js-enabled .animate-fade, 
.js-enabled .animate-slide-up, 
.js-enabled .animate-slide-left, 
.js-enabled .animate-slide-right {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-enabled .animate-slide-up {
    transform: translateY(50px);
}

.js-enabled .animate-slide-left {
    transform: translateX(50px);
}

.js-enabled .animate-slide-right {
    transform: translateX(-50px);
}

.animate-active {
    opacity: 1 !important;
    transform: translate(0) !important;
}

/* Staggered transition delay utilities for sequential cards animation */
.js-enabled .cards-grid > *:nth-child(1) { transition-delay: 0.05s; }
.js-enabled .cards-grid > *:nth-child(2) { transition-delay: 0.1s; }
.js-enabled .cards-grid > *:nth-child(3) { transition-delay: 0.15s; }
.js-enabled .cards-grid > *:nth-child(4) { transition-delay: 0.2s; }
.js-enabled .cards-grid > *:nth-child(5) { transition-delay: 0.25s; }
.js-enabled .cards-grid > *:nth-child(6) { transition-delay: 0.3s; }

/* 20. Responsive Media Queries */
@media (max-width: 992px) {
    h1 {
        font-size: 3.25rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-dark);
        border-bottom: 1px solid var(--border-dark);
        flex-direction: column;
        padding: 36px 24px;
        gap: 24px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    
    .stats-trigger {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .about-stat-card {
        padding: 24px;
    }
    
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-menu-toggle.open span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.open span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -7px);
    }
    
    .hero-stats-row {
        justify-content: center;
        gap: 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
}

/* 21. Floating Hero Badges */
.float-badge {
    position: absolute;
    background: rgba(20, 15, 45, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    z-index: 5;
}

.float-badge-1 {
    top: 15%;
    left: -40px;
    animation: float-y 4s ease-in-out infinite alternate;
}

.float-badge-2 {
    bottom: 25%;
    right: -30px;
    animation: float-y 5s ease-in-out infinite alternate-reverse;
}

@keyframes float-y {
    0% { transform: translateY(0); }
    100% { transform: translateY(-16px); }
}

.badge-glowing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--secondary);
    box-shadow: 0 0 8px var(--secondary);
    display: inline-block;
}

.badge-text-big {
    font-size: 1.45rem;
    font-weight: 700;
    color: #fff;
    font-family: var(--font-title);
    line-height: 1;
}

/* 22. Interactive SEO Analyzer Section */
.analyzer-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    padding: 50px;
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.analyzer-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.analyzer-search-screen {
    text-align: center;
}

.analyzer-search-bar {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.analyzer-search-bar input {
    flex-grow: 1;
    background-color: var(--bg-light-sec);
    border: 1px solid var(--border-light);
    padding: 16px 24px;
    border-radius: 30px;
    color: var(--text-light-main);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.analyzer-search-bar input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    outline: none;
}

/* Scanning Screen */
.analyzer-scan-screen {
    display: none;
    text-align: center;
    padding: 30px 0;
}

.scan-progress-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 24px auto;
}

.scan-progress-circle svg {
    transform: rotate(-90deg);
}

.scan-circle-bg {
    fill: none;
    stroke: #f1f5f9;
    stroke-width: 8;
}

.scan-circle-fill {
    fill: none;
    stroke: var(--primary);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 0.1s linear;
}

.scan-percent-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light-main);
}

.scan-steps {
    max-width: 440px;
    margin: 30px auto 0 auto;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background-color: var(--bg-light-sec);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-light);
}

.scan-step-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-light-muted);
    transition: var(--transition-fast);
}

.scan-step-item.active {
    color: var(--primary);
    font-weight: 600;
}

.scan-step-item.done {
    color: #10b981;
}

.scan-step-icon {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: #fff;
    border: 1px solid #cbd5e1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: #94a3b8;
    flex-shrink: 0;
}

.scan-step-item.active .scan-step-icon {
    border-color: var(--primary);
    color: var(--primary);
    animation: pulse-border 1.5s infinite;
}

.scan-step-item.done .scan-step-icon {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
    color: #10b981;
}

@keyframes pulse-border {
    0% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(99, 102, 241, 0); }
    100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0); }
}

/* Results Screen */
.analyzer-results-screen {
    display: none;
}

.results-metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 36px;
}

.metric-circle-card {
    background-color: var(--bg-light-sec);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
}

.metric-circle-card h4 {
    font-size: 1.05rem;
    color: var(--text-light-main);
    margin-top: 12px;
}

.results-issues-card {
    background-color: rgba(239, 68, 68, 0.02);
    border: 1px solid rgba(239, 68, 68, 0.08);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 36px;
}

.results-issues-card h3 {
    color: #b91c1c;
    font-size: 1.35rem;
    margin-bottom: 16px;
}

.issues-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.issue-item {
    display: flex;
    gap: 10px;
    font-size: 0.95rem;
    color: #7f1d1d;
    font-weight: 500;
    align-items: flex-start;
}

.issue-item svg {
    width: 20px;
    height: 20px;
    color: #ef4444;
    flex-shrink: 0;
    margin-top: 2px;
}

.analyzer-cta-box {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #fff;
    border-radius: 16px;
    padding: 36px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

.analyzer-cta-box h3 {
    font-size: 1.65rem;
    margin-bottom: 8px;
    font-family: var(--font-title);
}

.analyzer-cta-box p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin-bottom: 24px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.analyzer-cta-btn {
    background-color: #fff;
    color: #059669;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: var(--transition-smooth);
}

.analyzer-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    background-color: #f8fafc;
}

.analyzer-cta-btn svg {
    fill: currentColor;
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .results-metrics-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .analyzer-search-bar {
        flex-direction: column;
    }
    
    .analyzer-card {
        padding: 30px 20px;
    }
}

/* 23. Visual Process Workflow Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.process-item {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 36px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.process-item:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow-premium);
}

.process-number {
    font-family: var(--font-title);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    opacity: 0.8;
}

.process-item h3 {
    font-size: 1.25rem;
    color: var(--text-light-main);
    margin-bottom: 12px;
}

.process-item p {
    font-size: 0.92rem;
    color: var(--text-light-muted);
    line-height: 1.6;
}

@media (max-width: 992px) {
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .process-grid {
        grid-template-columns: 1fr;
    }
}

/* 24. Premium Feature Matrix (8 grids) */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-matrix-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 30px 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

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

.feature-matrix-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: rgba(99, 102, 241, 0.06);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-matrix-icon svg {
    width: 24px;
    height: 24px;
}

.feature-matrix-card h3 {
    font-size: 1.15rem;
    color: var(--text-light-main);
    margin-bottom: 10px;
}

.feature-matrix-card p {
    font-size: 0.88rem;
    color: var(--text-light-muted);
    line-height: 1.6;
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* 25. Interactive Project Estimator Widget */
.estimator-card {
    background-color: var(--bg-light-card);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.estimator-title {
    font-size: 1.5rem;
    color: var(--text-light-main);
    text-align: center;
    margin-bottom: 30px;
}

.estimator-group {
    margin-bottom: 30px;
}

.estimator-group-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-light-main);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.estimator-pills {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.estimator-pill-btn {
    padding: 12px 24px;
    border-radius: 30px;
    background-color: #f1f5f9;
    border: 1.5px solid transparent;
    color: var(--text-light-muted);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.estimator-pill-btn:hover {
    background-color: #e2e8f0;
}

.estimator-pill-btn.active {
    background-color: rgba(99, 102, 241, 0.06);
    border-color: var(--primary);
    color: var(--primary);
}

.estimator-checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.estimator-checkbox-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    background-color: var(--bg-light-sec);
    cursor: pointer;
    transition: var(--transition-fast);
}

.estimator-checkbox-item:hover {
    border-color: rgba(99, 102, 241, 0.3);
}

.estimator-checkbox-item.checked {
    background-color: rgba(99, 102, 241, 0.03);
    border-color: var(--primary);
}

.estimator-checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.estimator-checkbox-label {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-light-main);
    cursor: pointer;
}

/* Estimator Output Card */
.estimator-output {
    background-color: var(--bg-light-sec);
    border: 1.5px dashed var(--primary);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    margin-top: 36px;
}

.estimator-output-metrics {
    display: flex;
    justify-content: space-around;
    gap: 20px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.estimator-metric-item {
    flex: 1;
    min-width: 140px;
}

.estimator-metric-label {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light-muted);
    margin-bottom: 4px;
}

.estimator-metric-value {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-light-main);
    font-family: var(--font-title);
}

@media (max-width: 600px) {
    .estimator-checkbox-grid {
        grid-template-columns: 1fr;
    }
    
    .estimator-card {
        padding: 24px 16px;
    }
}

/* 26. Subpages Dark Breadcrumb Header Banner */
.page-header-dark {
    background-color: var(--bg-dark);
    /* Blueprint Geometric Grid Background matching the Hero Banner */
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center;
    padding: 180px 0 60px 0; /* Padding offsets navbar height (90px) + spacing */
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.page-header-dark::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(217, 70, 239, 0.25) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.page-header-dark .container {
    position: relative;
    z-index: 2;
}

.page-title-sub {
    font-size: 3rem;
    color: #fff;
    font-family: var(--font-title);
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-dark-muted);
}

.breadcrumb-nav a {
    color: var(--text-dark-muted);
    transition: var(--transition-fast);
}

.breadcrumb-nav a:hover {
    color: #fff;
}

.breadcrumb-separator {
    color: rgba(255, 255, 255, 0.15);
}

.breadcrumb-current {
    color: var(--secondary);
    font-weight: 600;
}

/* 27. Timeline Styles */
.timeline-section {
    position: relative;
    padding: 100px 0;
    background-color: var(--bg-light-sec);
}
.timeline-wrapper {
    position: relative;
    max-width: 800px;
    margin: 50px auto 0 auto;
}
.timeline-wrapper::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    left: 50%;
    width: 2px;
    background-color: var(--border-light);
    transform: translateX(-50%);
}
.timeline-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
    box-sizing: border-box;
}
.timeline-item::after {
    content: '';
    position: absolute;
    top: 26px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--primary);
    border: 3px solid #fff;
    z-index: 10;
}
.timeline-left {
    left: 0;
    text-align: right;
}
.timeline-left::after {
    right: -8px;
}
.timeline-right {
    left: 50%;
    text-align: left;
}
.timeline-right::after {
    left: -8px;
}
.timeline-card {
    background-color: #fff;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 24px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}
.timeline-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.timeline-year {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    font-family: var(--font-title);
}

@media (max-width: 768px) {
    .timeline-wrapper::before {
        left: 20px;
    }
    .timeline-item {
        width: 100%;
        left: 0;
        text-align: left;
        padding-left: 45px;
        padding-right: 0;
    }
    .timeline-item::after {
        left: 12px;
        top: 28px;
    }
}

/* 28. Technology Pill Badges */
.tech-pill {
    background-color: #fff;
    border: 1px solid var(--border-light);
    color: var(--text-light-main);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
    display: inline-block;
}
.tech-pill:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Heading alternatives classes for accessibility */
.hero-stat-info .hero-stat-number {
    font-size: 1.35rem;
    color: #fff;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.client-details .client-name {
    font-size: 1.05rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 2px;
}

.footer-nav .footer-heading {
    font-size: 1.15rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 24px;
}

/* Mobile Hero Banner Optimizations */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem !important;
        letter-spacing: -0.02em;
    }
    .hero-content p {
        font-size: 1.05rem !important;
        margin-bottom: 24px;
    }
    .float-badge {
        display: none !important;
    }
    .hero-mockup-wrapper {
        overflow: hidden;
        padding: 0 10px;
    }
}