/* ============================================================
   INGENIUM - CONSOLIDATED STYLESHEET
   ============================================================ */

/* ============================================================
   CSS VARIABLES
   ============================================================ */
:root {
    --primary-blue: #4FC3F7;
    --primary-blue-hover: #3AB5EB;
    --secondary-dark: #263238;
    --light-blue: #E1F5FE;
    --medium-blue: #B3E5FC;
    --background: #FAFAFA;
    --text-dark: #263238;
    --text-muted: #6B7280;
    --text-gray: #600;
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --dark-blue: #084298;
    --glow-blue: #3a86ff;
}

/* ============================================================
   BASE STYLES
   ============================================================ */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background);
    color: var(--text-dark);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* ============================================================
   VANTA.JS BACKGROUND
   ============================================================ */
.vanta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* Circuit board background (portfolio page) */
.circuit-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(rgba(8, 66, 152, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(8, 66, 152, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: -1;
    opacity: 0.5;
}

.circuit-path {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--glow-blue), transparent);
    opacity: 0.7;
    animation: circuitFlow 8s linear infinite;
}

@keyframes circuitFlow {
    0% { opacity: 0; }
    50% { opacity: 0.7; }
    100% { opacity: 0; }
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
header {
    position: fixed;
    width: 100%;
    backdrop-filter: blur(12px);
    background: rgba(255, 255, 255, 0.9);
    z-index: 50;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

header .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

header nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

header nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

header nav a:hover {
    color: var(--primary-blue);
}

header nav a.active {
    color: var(--primary-blue);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
    background-color: var(--primary-blue);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background: transparent;
    color: var(--primary-blue);
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 500;
    border: 2px solid var(--primary-blue);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-outline:hover {
    background-color: rgba(79, 195, 247, 0.1);
}

.btn-dark {
    background-color: var(--secondary-dark);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-dark:hover {
    background-color: #1E272C;
}

.submit-btn {
    background: var(--primary-blue);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(79, 195, 247, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.submit-btn:hover {
    background: var(--primary-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 195, 247, 0.4);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ============================================================
   CARDS & HOVER EFFECTS
   ============================================================ */
.service-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.service-card:hover .service-icon {
    transform: rotateY(180deg);
}

.service-icon {
    width: 5rem;
    height: 5rem;
    background-color: var(--light-blue);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: transform 0.5s ease;
}

.project-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.5s ease;
    transform-style: preserve-3d;
}

.project-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.team-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.5s ease;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.policy-card {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.policy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.15);
}

.terms-card {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.terms-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.15);
}

.sitemap-card {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.sitemap-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.15);
}

/* ============================================================
   PRICING CARDS
   ============================================================ */
.pricing-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: 0 10px 30px -5px rgba(79, 195, 247, 0.3);
}

.pricing-card.popular {
    border-color: var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.popular-badge {
    position: absolute;
    top: 0;
    right: 20px;
    background: var(--primary-blue);
    color: white;
    padding: 4px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.feature-check {
    color: var(--success);
    margin-right: 10px;
    flex-shrink: 0;
}

.feature-x {
    color: var(--error);
    margin-right: 10px;
    flex-shrink: 0;
}

/* ============================================================
   FORM STYLES
   ============================================================ */
.form-section {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.form-section:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--light-blue);
}

.form-section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--light-blue);
}

.form-section-title .step-number {
    background: var(--primary-blue);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.form-section-title h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary-dark);
    margin: 0;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--secondary-dark);
}

.form-label .required {
    color: var(--error);
    margin-left: 4px;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #E5E7EB;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-family: 'Poppins', sans-serif;
    background: var(--background);
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(79, 195, 247, 0.15);
    background: white;
}

.form-control.error {
    border-color: var(--error);
    background: #FEF2F2;
}

.form-control.success {
    border-color: var(--success);
    background: #F0FDF4;
}

.form-control::placeholder {
    color: #9CA3AF;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.error-message {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.error-message.show {
    display: block;
}

/* Radio & Checkbox Groups */
.radio-group {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 400;
}

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

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 400;
}

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

/* Progress Bar & Steps */
.progress-bar {
    background: #E5E7EB;
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.progress-bar .progress-fill {
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-blue-hover));
    height: 100%;
    border-radius: 10px;
    transition: transform 0.5s ease;
    transform: scaleX(0);
    transform-origin: left;
}

.form-progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.form-progress-steps::before {
    content: '';
    position: absolute;
    top: 18px;
    left: 0;
    right: 0;
    height: 3px;
    background: #E5E7EB;
    z-index: 0;
}

.step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.step-indicator .circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #E5E7EB;
    color: #9CA3AF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    border: 3px solid transparent;
}

.step-indicator.active .circle {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(79, 195, 247, 0.2);
}

.step-indicator.completed .circle {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.step-indicator .label {
    font-size: 0.7rem;
    margin-top: 0.4rem;
    color: var(--text-muted);
    text-align: center;
    font-weight: 500;
    max-width: 70px;
}

.step-indicator.active .label {
    color: var(--secondary-dark);
    font-weight: 600;
}

/* ============================================================
   SECTION HIGHLIGHT & DIVIDERS
   ============================================================ */
.section-highlight {
    border-left: 4px solid var(--primary-blue);
    background: #F8FDFF;
    padding: 20px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.section-divider {
    border-bottom: 2px solid var(--light-blue);
    margin: 40px 0;
}

/* ============================================================
   SITEMAP LINKS
   ============================================================ */
.sitemap-link {
    position: relative;
    padding-left: 20px;
    color: #4B5563;
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

.sitemap-link::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

.sitemap-link:hover {
    color: var(--primary-blue);
}

/* ============================================================
   FLOATING WHATSAPP BUTTON
   ============================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128C7E);
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    z-index: 1000;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.15) translateY(-5px);
    background: linear-gradient(135deg, #128C7E, #075e54);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.6);
    animation: none;
}

.whatsapp-float i {
    font-size: 35px;
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    pointer-events: none;
}

.whatsapp-tooltip::before {
    content: '';
    position: absolute;
    right: -5px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 5px 0 5px 5px;
    border-style: solid;
    border-color: transparent transparent transparent rgba(0, 0, 0, 0.8);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    right: 80px;
}

@keyframes whatsapp-pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ============================================================
   BACK TO TOP BUTTON
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary-blue);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(79, 195, 247, 0.3);
    transition: all 0.3s ease;
    z-index: 100;
}

.back-to-top:hover {
    background: var(--primary-blue-hover);
    transform: translateY(-3px);
}

/* ============================================================
   PORTFOLIO SCROLLING ROWS
   ============================================================ */
.scrolling-row {
    position: relative;
    margin-bottom: 60px;
    overflow: hidden;
}

.scrolling-wrapper {
    display: flex;
    padding: 20px 0;
}

.scrolling-content {
    display: flex;
    animation: scrollRow 40s linear infinite;
}

.row-1 .scrolling-content {
    animation-direction: normal;
}

.row-2 .scrolling-content {
    animation-direction: reverse;
}

.row-3 .scrolling-content {
    animation-direction: normal;
    animation-duration: 35s;
}

.scrolling-row:hover .scrolling-content {
    animation-play-state: paused;
}

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

.portfolio-card {
    flex: 0 0 auto;
    width: 320px;
    height: 380px;
    margin: 0 15px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, var(--primary-blue), transparent, var(--light-blue));
    z-index: -1;
    opacity: 0.5;
    border-radius: 20px;
}

.portfolio-card:hover {
    transform: scale(1.05) translateY(-10px);
    box-shadow: 0 20px 40px rgba(13, 110, 253, 0.2);
}

.card-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 20px;
}

.card-title {
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 15px;
    text-align: center;
}

.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-content p {
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-muted);
}

.card-btn {
    display: block;
    width: 150px;
    margin: 0 auto;
    text-align: center;
    padding: 8px 15px;
    background: var(--primary-blue);
    color: white;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.3s;
}

.card-btn:hover {
    background: var(--dark-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(13, 110, 253, 0.4);
}

.scroll-indicator {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.scroll-indicator:hover {
    background: var(--primary-blue);
    color: white;
}

.scroll-left {
    left: 10px;
}

.scroll-right {
    right: 10px;
}

/* ============================================================
   HERO SECTION ANIMATIONS
   ============================================================ */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .5;
    }
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background-color: var(--secondary-dark);
    color: white;
    padding: 3rem 0;
}

footer .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

footer h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

footer a {
    color: #9CA3AF;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: white;
}

footer a.active {
    color: var(--primary-blue);
    font-weight: 500;
}

.newsletter-form {
    display: flex;
    margin-bottom: 30px;
}

.newsletter-input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 4px 0 0 4px;
    outline: none;
    background-color: #37474F;
    color: white;
}

.newsletter-input::placeholder {
    color: #9CA3AF;
}

.newsletter-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: all 0.3s;
}

.newsletter-btn:hover {
    background: var(--dark-blue);
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    margin-right: 15px;
    transition: all 0.3s;
}

.social-links a:hover {
    color: var(--light-blue);
}

/* ============================================================
   TEXT UTILITIES
   ============================================================ */
.text-primary {
    color: var(--primary-blue);
}

.text-dark {
    color: var(--secondary-dark);
}

.text-muted {
    color: var(--text-muted);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================
   ICON UTILITIES
   ============================================================ */
.icon-circle {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background-color: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-circle-lg {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background-color: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-box {
    width: 5rem;
    height: 5rem;
    border-radius: 0.5rem;
    background-color: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 992px) {
    .portfolio-card {
        width: 280px;
        height: 350px;
    }
}

@media (max-width: 768px) {
    header nav ul {
        display: none;
    }

    .portfolio-card {
        width: 260px;
        height: 330px;
        margin: 0 10px;
    }

    .scroll-indicator {
        display: none;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-input {
        border-radius: 4px;
        margin-bottom: 10px;
    }

    .newsletter-btn {
        border-radius: 4px;
        padding: 12px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 28px;
    }

    .whatsapp-float i {
        font-size: 32px;
    }

    .whatsapp-tooltip {
        display: none;
    }

    .step-indicator .label {
        font-size: 0.6rem;
        max-width: 50px;
    }

    .step-indicator .circle {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
    }

    .form-progress-steps::before {
        top: 14px;
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: 26px;
    }

    .whatsapp-float i {
        font-size: 30px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* ============================================================
   DARK MODE SUPPORT (Optional)
   ============================================================ */
@media (prefers-color-scheme: dark) {
    .whatsapp-float {
        border: 2px solid rgba(255, 255, 255, 0.2);
    }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
    .whatsapp-float,
    .back-to-top,
    .scroll-indicator,
    header {
        display: none !important;
    }

    body {
        background: white;
    }

    .vanta-bg,
    .circuit-bg {
        display: none;
    }
}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .scrolling-content {
        animation: none;
    }
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}


/*-- About Section Styles --*/
    /* Floating animation for stat cards */
    @keyframes float {
        0%, 100% { transform: translateY(0px); }
        50% { transform: translateY(-10px); }
    }
    .animate-float {
        animation: float 4s ease-in-out infinite;
    }
    .animate-float-delayed {
        animation: float 4s ease-in-out infinite;
        animation-delay: 2s;
    }

    /* Respect reduced motion preference */
    @media (prefers-reduced-motion: reduce) {
        .animate-float,
        .animate-float-delayed {
            animation: none;
        }
    }

    /* ============================================================
   MOBILE NAVIGATION
   ============================================================ */
/* Logo sizing - smaller on mobile */
.navbar-logo {
    width: 160px;
    height: auto;
    max-height: 40px;
    object-fit: contain;
}

@media (max-width: 768px) {
    .navbar-logo {
        width: 120px;
        max-height: 32px;
    }
}

@media (max-width: 480px) {
    .navbar-logo {
        width: 100px;
        max-height: 28px;
    }
}

/* Hide desktop nav + quote button on mobile */
@media (max-width: 768px) {
    .desktop-nav,
    .desktop-quote-btn {
        display: none !important;
    }
}

/* Mobile menu button - only show on mobile */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--secondary-dark);
    border-radius: 8px;
    transition: background 0.2s ease;
}

.mobile-menu-btn:hover {
    background: var(--light-blue);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Mobile menu overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: white;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    overflow-y: auto;
}

.mobile-menu.open {
    transform: translateX(0);
}

/* Mobile menu backdrop */
.mobile-menu-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 99;
}

.mobile-menu-backdrop.open {
    opacity: 1;
    visibility: visible;
}

/* Mobile menu header */
.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #E5E7EB;
}

.mobile-menu-close {
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--secondary-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.mobile-menu-close:hover {
    background: var(--light-blue);
}

/* Mobile menu links */
.mobile-menu-links {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
}

.mobile-menu-links li {
    margin-bottom: 0.25rem;
}

.mobile-menu-links a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: 10px;
    color: var(--secondary-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.mobile-menu-links a:hover,
.mobile-menu-links a.active {
    background: var(--light-blue);
    color: var(--primary-blue);
}

.mobile-menu-links a i {
    width: 20px;
    height: 20px;
    color: var(--primary-blue);
}

/* Mobile CTA button */
.mobile-menu-cta {
    margin-top: 1.5rem;
    display: block;
    width: 100%;
    text-align: center;
    background: var(--primary-blue);
    color: white;
    padding: 0.875rem 1.5rem;
    border-radius: 9999px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s ease;
    box-shadow: 0 4px 12px rgba(79, 195, 247, 0.3);
}

.mobile-menu-cta:hover {
    background: var(--primary-blue-hover);
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Smaller header padding on mobile */
@media (max-width: 768px) {
    header .container {
        padding: 0.75rem 1rem;
    }
}