/* 
   Ninfa Solutions - Light Tech Theme
   Theme: Minimalist Future & Lab Cleanliness
*/

:root {
    /* Palette */
    --color-bg: #ffffff;
    --color-surface: #f8fafc; /* Slate 50 */
    --color-surface-highlight: #e2e8f0; /* Slate 200 */
    
    --color-primary: #0066ff; /* Tech Blue */
    --color-primary-dark: #0052cc;
    
    --color-text-main: #0f172a; /* Slate 900 */
    --color-text-muted: #334155; /* Slate 700 - Darker for better readability */
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* UI */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    --border-light: #e2e8f0;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.1;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--color-text-main);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
}

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

h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
    font-weight: 600;
}

p {
    color: var(--color-text-muted);
    font-size: 1.125rem;
}

/* Utilities */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.section-padding {
    padding: var(--space-xl) 0;
}

.text-highlight {
    color: var(--color-primary);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

/* Components */

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.8); /* 80% Opacity */
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.8); /* Maintained 80% Opacity */
    border-bottom: 1px solid var(--border-light);
    padding: 0.75rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text-main);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
}

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

.btn-outline:hover {
    border-color: var(--color-text-main);
    background: var(--color-surface);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: transparent;
}

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-visual {
    position: relative;
}

.tech-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
}

.hero-stats {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.stat-highlight {
    color: var(--color-primary);
    background: #eff6ff; /* Blue 50 */
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.service-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: #eff6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.feature-list {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.feature-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-primary);
}

/* Methodology */
.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.step-card {
    background: var(--color-surface);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid transparent;
    transition: border-color 0.3s;
}

.step-card:hover {
    border-color: var(--border-light);
}

.step-number {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Projects/Lab */
.lab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.lab-card {
    position: relative;
}

.lab-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    margin-bottom: 1.5rem;
    position: relative;
    background: var(--color-surface);
}

.lab-image img {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease;
}

.lab-card:hover .lab-image img {
    transform: scale(1.03);
}

/* Contact */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-form-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text-main);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s;
    background: var(--color-surface);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: white;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-light);
    padding: 3rem 0;
    margin-top: 4rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    background: var(--color-surface);
}

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

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: white;
    z-index: 99;
    padding: 5rem 2rem;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

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

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content, .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero {
        padding-top: 120px;
        min-height: auto;
        padding-bottom: 4rem;
    }
    
    h1 { font-size: 3rem; }
}

@media (max-width: 768px) {
    .nav-links, .header .btn {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .section-padding {
        padding: var(--space-lg) 0;
    }
}

/* Logo */
.logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    display: block;
}