/* ==========================================================================
   Base Variables & Reset
   ========================================================================== */
   :root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.6);
    --primary: #10b981; /* Soft emerald green */
    --primary-hover: #059669;
    --secondary: #38bdf8; /* Cloud blue */
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* offset for sticky header */
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

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

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center { text-align: center; }

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1.125rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: rgba(16, 185, 129, 0.1);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Glassmorphism */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.slide-in-left.visible, .slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

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

.btn-nav {
    background: var(--primary);
    color: #fff !important; /* Override simple link color */
    padding: 0.5rem 1.25rem;
}

.btn-nav:hover {
    background: var(--primary-hover);
    color: #fff !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-main);
    border-radius: 3px;
    transition: var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(15, 23, 42, 1) 0%, rgba(30, 41, 59, 1) 100%);
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.8;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(15, 23, 42, 0.6) 100%);
    z-index: 0;
}

/* Ambient Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
    animation: float 10s infinite ease-in-out alternate;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: rgba(16, 185, 129, 0.3);
    top: -100px;
    right: -100px;
}

.blob-2 {
    width: 300px;
    height: 300px;
    background: rgba(56, 189, 248, 0.2);
    bottom: 10%;
    left: -50px;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

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

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 20px;
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.hero-tech {
    font-size: 0.875rem;
    color: var(--text-muted);
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about {
    padding: 6rem 0;
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    padding: 3rem;
}

.about-text h2 {
    font-size: 2.5rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: rgba(255,255,255,0.05);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services {
    padding: 6rem 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2.5rem;
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(16, 185, 129, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.service-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ==========================================================================
   Why Choose Us Section
   ========================================================================== */
.why-us {
    padding: 6rem 0;
    background: linear-gradient(to bottom, rgba(16, 185, 129, 0.02), transparent);
}

.why-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-list {
    list-style: none;
    margin-top: 2rem;
}

.why-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.why-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary);
    font-weight: bold;
}

.why-list strong {
    color: var(--text-main);
}

.why-visual {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.why-visual::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: rgba(16, 185, 129, 0.2);
    filter: blur(50px);
    border-radius: 50%;
}

.arch-diagram {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
    width: 100%;
    justify-content: space-between;
}

.arch-diagram .node {
    padding: 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    flex: 1;
}

.arch-diagram .node.core {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.arch-diagram .line {
    height: 2px;
    flex: 0.5;
    background: linear-gradient(90deg, rgba(255,255,255,0.1), rgba(16, 185, 129, 0.5));
}

.portal-coming-soon {
    background: rgba(56, 189, 248, 0.1);
    border: 1px dashed rgba(56, 189, 248, 0.3);
    padding: 1rem 2rem;
    border-radius: 8px;
    color: var(--secondary);
    font-size: 0.9rem;
    font-weight: 600;
    width: 100%;
    text-align: center;
}

/* ==========================================================================
   Process Section
   ========================================================================== */
.process {
    padding: 6rem 0;
}

.process-timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255,255,255,0.02);
    border-radius: 12px;
    border-left: 4px solid var(--primary);
    transition: var(--transition-normal);
}

.process-step:hover {
    background: rgba(255,255,255,0.05);
    transform: translateX(10px);
}

.step-number {
    width: 40px;
    height: 40px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.process-step h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.process-step p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* ==========================================================================
   Technologies Section
   ========================================================================== */
.tech-stack {
    padding: 4rem 0 6rem;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 3rem;
}

.tech-item {
    padding: 1rem 2rem;
    font-weight: 600;
    color: var(--text-main);
    transition: var(--transition-normal);
    cursor: default;
}

.tech-item:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq {
    padding: 6rem 0;
    background: var(--bg-dark);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    padding: 1.5rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    transition: var(--transition-fast);
}

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

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--primary);
    transition: transform var(--transition-normal);
}

.faq-question.active::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal) ease-out;
}

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

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
    padding: 4rem 0 8rem;
}

.cta-inner {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(16, 185, 129, 0.1));
    border: 1px solid rgba(16, 185, 129, 0.2);
    position: relative;
    overflow: hidden;
}

.cta-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-btn {
    position: relative;
    z-index: 2;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #0b1120;
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9rem;
    max-width: 300px;
}

.footer h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-legal {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a, .footer-legal a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover, .footer-legal a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-bottom p {
    font-size: 0.85rem;
    margin: 0;
}

/* ==========================================================================
   Project Modal
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    padding: 2.5rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: translateY(-20px) scale(0.95);
    transition: transform var(--transition-normal);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.active .modal-box {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-box h3 {
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.modal-box p {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-group select option {
    background: var(--bg-dark);
    color: var(--text-main);
}

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

#projectForm button[type="submit"] {
    width: 100%;
    margin-top: 0.5rem;
}

#formMessage {
    margin-top: 1rem;
    margin-bottom: 0;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
}

/* CTA Actions Container */
.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ==========================================================================
   Media Queries (Mobile Responsiveness)
   ========================================================================== */
@media (max-width: 992px) {
    .about-grid, .why-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    /* Navbar Collapse */
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition-normal);
        border-left: 1px solid var(--border-color);
    }

    .nav-links.active {
        right: 0;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text {
        padding: 1.5rem;
    }
    
    .why-visual {
        padding: 1.5rem;
    }
}