/* 
 * Premium Landing Page Stylesheet
 * Custom styles for Software & Web Development Company
 * Optimized for conversions, fast load, and mobile-first responsiveness.
 */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* CSS Custom Variables */
:root {
    --primary-color: #111111;
    --primary-rgb: 17, 17, 17;
    --accent-color: #f19f0f;
    --accent-rgb: 241, 159, 15;
    --bg-color: #ffffff;
    --text-color: #222222;
    --text-muted: #666666;
    --light-bg: #f9f9f9;
    --border-color: #eeeeee;
    --heading-font: 'Outfit', sans-serif;
    --body-font: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Global Reset & Base Styles */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    color: var(--text-color);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #1d5f91;
}

/* Utility Classes & General Formatting */
.text-primary-custom {
    color: var(--primary-color);
}

.text-accent-custom {
    color: var(--accent-color);
}

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

.section-padding {
    padding: 80px 0;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 50px 0;
    }
}

.section-title-wrapper {
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.25rem;
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.section-title-center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* Button Customizations */
.btn {
    font-family: var(--heading-font);
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 8px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary-custom {
    background-color: var(--primary-color);
    color: #ffffff;
    border: 2px solid var(--primary-color);
}

.btn-primary-custom:hover {
    background-color: #1c5c8c;
    border-color: #1c5c8c;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(38, 121, 184, 0.25);
}

.btn-accent-custom {
    background-color: var(--accent-color);
    color: #222222;
    border: 2px solid var(--accent-color);
}

.btn-accent-custom:hover {
    background-color: #e5b800;
    border-color: #e5b800;
    color: #222222;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 204, 1, 0.25);
}

.btn-outline-custom {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline-custom:hover {
    background-color: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Sticky Header */
.header-navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    transition: var(--transition);
}

.header-navbar.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-family: var(--heading-font);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-brand span {
    color: var(--accent-color);
}

.nav-link {
    font-family: var(--heading-font);
    font-weight: 500;
    color: var(--text-color) !important;
    position: relative;
    padding: 8px 16px !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 32px);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 45px 0 70px 0;
    background: linear-gradient(135deg, #ffffff 60%, var(--light-bg) 100%);
    overflow: hidden;
}

@media (max-width: 991px) {
    .hero-section {
        padding: 85px 0 50px 0;
    }
}

.hero-badge {
    background-color: rgba(38, 121, 184, 0.08);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 6px 16px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    border: 1px solid rgba(38, 121, 184, 0.15);
}

.hero-badge i {
    animation: pulse 1.5s infinite;
}

.hero-title {
    font-size: 2.7rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* Trust Bullet List */
.trust-bullets {
    margin-bottom: 35px;
}

.bullet-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
}

.bullet-item i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* Instant Enquiry Form (Above Fold) */
.hero-form-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    position: relative;
    z-index: 10;
}

.hero-form-card::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 16px 16px 0 0;
}

.form-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.form-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.form-control, .form-select {
    padding: 10px 15px;
    border-radius: 8px;
    border: 1px solid #dcdcdc;
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(38, 121, 184, 0.15);
}

/* Hero Vector Illustration Animation */
.hero-img-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-img-wrapper svg {
    width: 100%;
    max-width: 500px;
    height: auto;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.05));
    animation: float 6s ease-in-out infinite;
}

/* Trust Section Counters */
.trust-section {
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: #ffffff;
}

.counter-card {
    text-align: center;
    padding: 20px;
}

.counter-number {
    font-family: var(--heading-font);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.counter-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Logo Showcase */
.client-logos {
    border-top: 1px dashed var(--border-color);
    padding-top: 40px;
}

.logo-item {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
    opacity: 0.5;
    transition: var(--transition);
    filter: grayscale(100%);
}

.logo-item:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.logo-item svg {
    max-width: 120px;
    max-height: 40px;
}

/* Service Cards */
.service-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px 24px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(241, 159, 15, 0.25);
}

.service-card:hover::after {
    width: 100%;
}

.service-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    background: rgba(241, 159, 15, 0.08);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--accent-color);
    color: #ffffff;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Trust Badges Bar / Client Verification */
.trust-badges-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

.trust-badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
}

.trust-badge-item i {
    font-size: 1.2rem;
}

/* Call To Action Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, #175482 100%);
    color: #ffffff;
    border-radius: 16px;
    padding: 50px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
    pointer-events: none;
}

.cta-banner h3 {
    color: #ffffff;
    font-size: 2rem;
    font-weight: 800;
}

.cta-banner p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.1rem;
    max-width: 600px;
}

/* Why Choose Us Cards */
.why-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--border-color);
    height: 100%;
    transition: var(--transition);
    display: flex;
    gap: 16px;
}

.why-card:hover {
    box-shadow: var(--shadow-sm);
    border-color: rgba(38, 121, 184, 0.15);
}

.why-icon-box {
    background: rgba(255, 204, 1, 0.1);
    color: #d1a600;
    font-size: 1.5rem;
    min-width: 45px;
    width: 45px;
    height: 45px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.why-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Timeline Process */
.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background-color: var(--border-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

@media (max-width: 768px) {
    .process-timeline::after {
        left: 31px;
    }
}

.timeline-container {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

@media (max-width: 768px) {
    .timeline-container {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    .timeline-container.right-container {
        left: 0%;
    }
}

.left-container {
    left: 0;
}

.right-container {
    left: 50%;
}

.timeline-dot {
    position: absolute;
    width: 24px;
    height: 24px;
    right: -12px;
    background-color: #ffffff;
    border: 4px solid var(--primary-color);
    top: 25px;
    border-radius: 50%;
    z-index: 1;
}

.right-container .timeline-dot {
    left: -12px;
}

@media (max-width: 768px) {
    .timeline-dot {
        left: 19px !important;
        right: auto !important;
    }
}

.timeline-card {
    padding: 24px;
    background-color: #ffffff;
    position: relative;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.timeline-card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(38, 121, 184, 0.15);
}

.timeline-number {
    font-size: 2rem;
    font-weight: 800;
    color: rgba(38, 121, 184, 0.15);
    position: absolute;
    top: 15px;
    right: 20px;
}

.timeline-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.timeline-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Portfolio Cards */
.portfolio-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.portfolio-img {
    height: 220px;
    background-color: #e5edf5;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

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

.portfolio-body {
    padding: 24px;
}

.portfolio-tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary-color);
    margin-bottom: 8px;
    display: inline-block;
}

.portfolio-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.portfolio-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Testimonial Custom Slider */
.slider-outer-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.testimonial-slider {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
}

.testimonial-slide {
    min-width: 100%;
    box-sizing: border-box;
    padding: 10px;
}

.testimonial-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    position: relative;
}

.testimonial-stars {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: #444444;
    margin-bottom: 25px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.author-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    font-size: 1.2rem;
}

.author-name {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0;
}

.author-company {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 30px;
}

.slider-btn {
    border: none;
    background: rgba(38, 121, 184, 0.08);
    color: var(--primary-color);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.slider-btn:hover {
    background: var(--primary-color);
    color: #ffffff;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 15px;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #dcdcdc;
    cursor: pointer;
    transition: var(--transition);
}

.slider-dot.active {
    background: var(--primary-color);
    width: 20px;
    border-radius: 4px;
}

/* FAQ Accordion Styling */
.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: 8px !important;
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-button {
    font-family: var(--heading-font);
    font-weight: 600;
    color: var(--text-color);
    background-color: #ffffff;
    padding: 18px 24px;
    box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-color);
    background-color: var(--light-bg);
}

.accordion-button::after {
    background-size: 1.1rem;
}

.accordion-body {
    padding: 20px 24px;
    color: var(--text-muted);
    font-size: 0.95rem;
    background-color: #ffffff;
}

/* Lead Generation Large Contact Form */
.contact-section-wrapper {
    background-color: var(--light-bg);
}

.main-contact-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    padding: 40px;
}

@media (max-width: 768px) {
    .main-contact-card {
        padding: 25px;
    }
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 25px;
}

.info-icon-box {
    background: rgba(38, 121, 184, 0.08);
    color: var(--primary-color);
    font-size: 1.3rem;
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
}

.info-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: 4px;
}

.info-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0;
}

.info-value a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.info-value a:hover {
    color: var(--primary-color);
}

/* Floating Actions bar & Back to Top */
.floating-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1000;
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
    text-decoration: none;
    position: relative;
}

.floating-btn:hover {
    transform: translateY(-5px);
    color: #ffffff;
}

.floating-whatsapp {
    background-color: #25d366;
}

.floating-whatsapp:hover {
    background-color: #20ba5a;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}

.floating-call {
    background-color: var(--primary-color);
}

.floating-call:hover {
    background-color: #175482;
    box-shadow: 0 6px 20px rgba(38, 121, 184, 0.3);
}

.back-to-top {
    background-color: #333333;
    visibility: hidden;
    opacity: 0;
    transform: scale(0.8);
}

.back-to-top.show {
    visibility: visible;
    opacity: 1;
    transform: scale(1);
}

.back-to-top:hover {
    background-color: #111111;
}

/* Sticky Bottom Call-to-action for Mobile ONLY */
.sticky-mobile-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.08);
    display: none;
    z-index: 999;
    padding: 8px 15px;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 575px) {
    .sticky-mobile-cta {
        display: flex;
        gap: 10px;
    }
    .floating-container {
        bottom: 75px;
        right: 15px;
    }
}

/* Exit Intent Popup */
.exit-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    z-index: 1050;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.exit-popup-overlay.show {
    display: flex;
    opacity: 1;
}

.exit-popup-content {
    background: #ffffff;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.exit-popup-overlay.show .exit-popup-content {
    transform: translateY(0);
}

.exit-popup-close {
    position: absolute;
    top: 15px;
    right: 20px;
    border: none;
    background: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.exit-popup-close:hover {
    color: #000000;
}

/* Footer Section styling */
.footer-section {
    background-color: #12161a;
    color: #cfd3d7;
    padding: 80px 0 30px 0;
    border-top: 5px solid var(--primary-color);
}

.footer-section h4 {
    color: #ffffff;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 35px;
    height: 3px;
    background-color: var(--accent-color);
}

.footer-brand {
    color: #ffffff;
    font-family: var(--heading-font);
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-brand span {
    color: var(--accent-color);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #cfd3d7;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #ffffff;
    transform: translateX(3px);
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.social-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background-color: #212529;
    color: #cfd3d7;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
}

.social-btn:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid #212529;
    padding-top: 30px;
    margin-top: 50px;
    font-size: 0.85rem;
}

/* Animations declarations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

/* Scroll Animation Hooks (Pure CSS classes used via JS intersections) */
.fade-up-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up-element.animate-active {
    opacity: 1;
    transform: translateY(0);
}

.zoom-in-element {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.zoom-in-element.animate-active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animations delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }