/* =========================================
   Variables & Reset
   ========================================= */
:root {
    /* Brand Colors */
    --color-bg: #0B132B; /* Deep Blue */
    --color-surface: rgba(250, 250, 250, 0.03);
    --color-surface-hover: rgba(250, 250, 250, 0.06);
    --color-accent: #00FFD1; /* Electric Cyan */
    --color-accent-glow: rgba(0, 255, 209, 0.2);
    --color-text-main: #FAFAFA; /* White */
    --color-text-muted: rgba(250, 250, 250, 0.65);
    --color-black: #000000;

    /* Typography */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing & Layout */
    --max-width: 1100px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-family: var(--font-body);
    line-height: 1.6;
}

body {
    overflow-x: hidden;
}

::selection {
    background: var(--color-accent);
    color: var(--color-black);
}

/* =========================================
   Typography & Utilities
   ========================================= */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.highlight {
    color: var(--color-accent);
}

.section {
    padding: 8rem 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-header h2 {
    font-size: 2.5rem;
}

.section-header p {
    font-size: 1.125rem;
}

.grid {
    display: grid;
    gap: 2rem;
}

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 100px;
    cursor: pointer;
    font-family: var(--font-body);
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-bg); /* Use deep blue instead of black for better harmony */
    box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 255, 209, 0.4);
    background-color: #00e6bc;
}

.btn-secondary {
    background-color: var(--color-surface);
    border: 1px solid rgba(250, 250, 250, 0.1);
}

.btn-secondary:hover {
    background-color: var(--color-surface-hover);
    transform: translateY(-2px);
}

.btn-outline {
    border-color: var(--color-accent);
    color: var(--color-accent);
    padding: 0.6rem 1.5rem;
}

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

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-massive {
    padding: 1.5rem 3.5rem;
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1rem;
    display: inline-block;
}

/* =========================================
   Navbar
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(11, 19, 43, 0.8);
    border-bottom: 1px solid rgba(250, 250, 250, 0.05);
    transition: var(--transition-normal);
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--color-accent);
    font-weight: 400;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

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

.nav-links a:hover {
    color: var(--color-text-main);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-main);
    cursor: pointer;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-switcher {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
    border: 1px solid rgba(250, 250, 250, 0.15);
    border-radius: 100px;
    padding: 0.3rem 0.75rem;
    transition: var(--transition-fast);
}

.lang-switcher:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* =========================================
   Hero
   ========================================= */
.hero {
    position: relative;
    padding: 14rem 0 8rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.glow-bg {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 50%);
    opacity: 0.6;
    z-index: -1;
    filter: blur(100px);
}

.hero-content {
    max-width: 800px;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    letter-spacing: -1.5px;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* =========================================
   Metrics
   ========================================= */
.metrics-section {
    padding: 0 0 6rem 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    background: linear-gradient(145deg, rgba(11, 19, 43, 0.8), rgba(250, 250, 250, 0.02));
    border: 1px solid rgba(0, 255, 209, 0.2);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

.metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.metric-number {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px var(--color-accent-glow);
}

.metric-label {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* =========================================
   Cards / Values
   ========================================= */
.values-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
    background: var(--color-surface);
    border: 1px solid rgba(250, 250, 250, 0.05);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.card p {
    margin-bottom: 0;
}

.card:hover {
    background: var(--color-surface-hover);
    transform: translateY(-5px);
    border-color: rgba(0, 255, 209, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 15px rgba(0, 255, 209, 0.1);
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-text-main), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card h3 {
    font-size: 1.25rem;
}

/* =========================================
   Industries
   ========================================= */
.industries-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.industry-card {
    padding: 2.5rem;
    border-radius: var(--radius-md);
    background: linear-gradient(145deg, rgba(250,250,250,0.03) 0%, transparent 100%);
    border: 1px solid rgba(250, 250, 250, 0.05);
    transition: var(--transition-normal);
    position: relative;
}

.industry-card:hover {
    border-color: rgba(0, 255, 209, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    transform: translateY(-5px);
}

.industry-card h3 {
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

/* =========================================
   Services
   ========================================= */
.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.service-card {
    background: linear-gradient(180deg, rgba(250, 250, 250, 0.03) 0%, rgba(11, 19, 43, 0) 100%);
    border: 1px solid rgba(250, 250, 250, 0.05);
    border-top: 2px solid var(--color-accent);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.service-card:hover {
    background: linear-gradient(180deg, rgba(250, 250, 250, 0.05) 0%, rgba(11, 19, 43, 0) 100%);
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 255, 209, 0.1);
}

.service-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text-main);
}

.service-content p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

.service-list {
    list-style: none;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.service-list li {
    position: relative;
    padding-left: 1.8rem;
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-accent);
    font-weight: 800;
}

/* =========================================
   Process Timeline
   ========================================= */
.process-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 2rem;
    width: 2px;
    background: rgba(0, 255, 209, 0.2);
}

.process-step {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 3.5rem;
    position: relative;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    flex-shrink: 0;
    width: 4rem;
    height: 4rem;
    background: var(--color-bg);
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    box-shadow: 0 0 20px var(--color-accent-glow);
    z-index: 1;
}

.step-content {
    background: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(250, 250, 250, 0.05);
    flex-grow: 1;
    transition: var(--transition-normal);
}

.step-content:hover {
    background: var(--color-surface-hover);
    border-color: rgba(0, 255, 209, 0.3);
    transform: translateX(10px);
}

.step-content h3 {
    color: var(--color-text-main);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step-content p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

/* =========================================
   FAQ Section
   ========================================= */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-surface);
    border: 1px solid rgba(250, 250, 250, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: var(--color-text-main);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    text-align: left;
    transition: var(--transition-normal);
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-icon {
    flex-shrink: 0;
    margin-left: 1rem;
    transition: transform 0.3s ease;
    color: var(--color-accent);
}

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

.faq-item.active {
    border-color: rgba(0, 255, 209, 0.3);
    background: var(--color-surface-hover);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 2rem 1.5rem 2rem;
    margin: 0;
}

/* =========================================
   CTA Section
   ========================================= */
.cta-section {
    background: linear-gradient(to top, var(--color-bg), rgba(0, 255, 209, 0.03));
    text-align: center;
}

.cta-container {
    max-width: 800px;
    background: rgba(11, 19, 43, 0.5);
    backdrop-filter: blur(10px);
    padding: 5rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 255, 209, 0.2);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 60%);
    opacity: 0.3;
    z-index: -1;
}

.cta-container h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background: var(--color-surface);
    border-top: 1px solid rgba(250, 250, 250, 0.05);
    padding: 4rem 0 2rem 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand p {
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    color: var(--color-text-muted);
    transition: var(--transition-normal);
}

.social-links a:hover {
    color: var(--color-accent);
    transform: translateY(-3px);
}

.footer-links {
    text-align: right;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.legal-links {
    margin-top: 1rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.legal-links a {
    color: var(--color-text-muted);
    text-decoration: underline;
    font-size: 0.85rem;
    transition: var(--transition-normal);
}

.legal-links a:hover {
    color: var(--color-text-main);
}

@media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    .footer-links {
        text-align: center;
    }
    .legal-links {
        justify-content: center;
    }
    .social-links {
        justify-content: center;
    }
}

/* =========================================
   WhatsApp Floating Button
   ========================================= */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-float:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.4);
    color: #FFF;
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
}

/* =========================================
   Animations
   ========================================= */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 255, 209, 0.7);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(0, 255, 209, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 255, 209, 0);
    }
}

.pulse-animation {
    animation: pulse 2s infinite;
}

.cta-subtitle {
    font-size: 1.25rem;
    max-width: 650px;
    margin: 0 auto 2rem auto;
    color: rgba(250, 250, 250, 0.8);
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }

/* =========================================
   Media Queries
   ========================================= */
@media (max-width: 768px) {
    .nav-links, .nav-actions .btn-outline {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .nav-actions {
        gap: 0.5rem;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(11, 19, 43, 0.98);
        backdrop-filter: blur(20px);
        padding: 2rem;
        border-bottom: 1px solid rgba(250,250,250,0.1);
        text-align: center;
        gap: 1.5rem;
    }

    .section {
        padding: 5rem 0;
    }

    .process-timeline::before {
        left: 1.5rem;
    }

    .process-step {
        gap: 1.5rem;
    }

    .step-number {
        width: 3rem;
        height: 3rem;
        font-size: 1.2rem;
    }

    .step-content {
        padding: 1.5rem;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        text-align: center;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn {
        width: 100%;
    }

    .btn-massive {
        padding: 1rem 2rem;
        font-size: 1rem;
        letter-spacing: 0.5px;
    }

    .cta-container {
        padding: 3.5rem 1.5rem;
    }
}