/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    --color-midnight: #0a1628;
    --color-midnight-light: #1a2744;
    --color-mint: #34d399;
    --color-mint-light: #6ee7b7;
    --color-mint-dark: #10b981;
    --color-white: #ffffff;
    --color-off-white: #f8fafc;
    --color-gray-50: #f1f5f9;
    --color-gray-100: #e2e8f0;
    --color-gray-200: #cbd5e1;
    --color-gray-300: #94a3b8;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    color: var(--color-gray-800);
    line-height: 1.6;
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-midnight);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-mint-dark);
    background: rgba(52, 211, 153, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-mint);
    color: var(--color-midnight);
    box-shadow: 0 4px 14px rgba(52, 211, 153, 0.4);
}

.btn-primary:hover {
    background: var(--color-mint-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 211, 153, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-midnight);
    border: 2px solid var(--color-gray-200);
}

.btn-outline:hover {
    border-color: var(--color-mint);
    color: var(--color-mint-dark);
    transform: translateY(-2px);
}

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--color-mint);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-midnight);
}

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

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.9375rem;
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-mint);
    color: var(--color-midnight) !important;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.nav-cta:hover {
    background: var(--color-mint-light);
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    color: var(--color-white);
    padding: 0.5rem;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-midnight);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.95) 0%, rgba(10, 22, 40, 0.7) 100%);
}

.hero-container {
    position: relative;
    z-index: 1;
    padding-top: 120px;
    padding-bottom: 80px;
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(52, 211, 153, 0.15);
    color: var(--color-mint);
    padding: 0.625rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(52, 211, 153, 0.2);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-mint);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

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

/* Floating Stat Cards */
.hero-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-white);
    transition: var(--transition);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(8px);
}

.stat-card-1 { animation: float 3s ease-in-out infinite; }
.stat-card-2 { animation: float 3s ease-in-out 0.5s infinite; }
.stat-card-3 { animation: float 3s ease-in-out 1s infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--color-mint);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-midnight);
    flex-shrink: 0;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: 6rem 0;
    background: var(--color-off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--color-gray-100);
    transition: var(--transition);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-mint-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-midnight);
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-description {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-mint);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: 6rem 0;
    background: var(--color-white);
}

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

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-experience {
    position: absolute;
    bottom: -2rem;
    right: -2rem;
    background: var(--color-midnight);
    color: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.exp-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-mint);
    line-height: 1;
}

.exp-text {
    display: block;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.25rem;
}

.about-content .section-title {
    text-align: left;
}

.about-text {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-icon {
    width: 24px;
    height: 24px;
    color: var(--color-mint);
    flex-shrink: 0;
}

.about-feature span {
    font-weight: 500;
    color: var(--color-gray-800);
}

/* ===================================
   Process Section
   =================================== */
.process {
    padding: 6rem 0;
    background: var(--color-midnight);
}

.process .section-tag {
    background: rgba(52, 211, 153, 0.2);
}

.process .section-title {
    color: var(--color-white);
}

.process .section-subtitle {
    color: rgba(255, 255, 255, 0.6);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.process-step {
    position: relative;
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 2rem;
    right: -1rem;
    width: 2rem;
    height: 2px;
    background: linear-gradient(90deg, var(--color-mint), transparent);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 800;
    color: rgba(52, 211, 153, 0.2);
    line-height: 1;
    margin-bottom: 1rem;
}

.step-title {
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 0.75rem;
}

.step-description {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-mint-dark) 100%);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-midnight);
    margin-bottom: 1rem;
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(10, 22, 40, 0.7);
    margin-bottom: 2.5rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large.btn-outline {
    background: var(--color-midnight);
    color: var(--color-white);
    border-color: var(--color-midnight);
}

.btn-large.btn-outline:hover {
    background: var(--color-gray-800);
    border-color: var(--color-gray-800);
    color: var(--color-white);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: 6rem 0;
    background: var(--color-off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-mint-dark);
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-label {
    font-size: 0.875rem;
    color: var(--color-gray-300);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-value {
    font-size: 1rem;
    color: var(--color-gray-800);
    font-weight: 500;
}

.contact-value a:hover {
    color: var(--color-mint-dark);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    color: var(--color-gray-800);
    transition: var(--transition);
    background: var(--color-white);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-mint);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.1);
}

.form-input::placeholder {
    color: var(--color-gray-300);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2rem;
    gap: 1rem;
}

.form-success.active {
    display: flex;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-mint);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-midnight);
}

.success-title {
    font-size: 1.5rem;
    color: var(--color-midnight);
}

.success-text {
    color: var(--color-gray-600);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-midnight);
    color: var(--color-white);
    padding: 4rem 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.6);
    margin-top: 1rem;
    line-height: 1.7;
}

.footer-title {
    font-size: 1rem;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-links a:hover {
    color: var(--color-mint);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-contact a:hover {
    color: var(--color-mint);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* ===================================
   Mobile Menu
   =================================== */
@media (max-width: 1023px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-midnight);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        order: -1;
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .stat-card {
        flex: 1;
        min-width: 200px;
    }
    
    .about-container {
        grid-template-columns: 1fr;
    }
    
    .about-experience {
        right: 1rem;
        bottom: -1rem;
    }
    
    .process-steps {
        grid-template-columns: 1fr 1fr;
    }
    
    .process-step:not(:last-child)::after {
        display: none;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .hero-stats {
        flex-direction: column;
    }
    
    .stat-card {
        animation: none;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

/* ===================================
   Animations
   =================================== */
@media (prefers-reduced-motion: no-preference) {
    .service-card,
    .process-step,
    .contact-item {
        opacity: 0;
        transform: translateY(20px);
    }
    
    .service-card.visible,
    .process-step.visible,
    .contact-item.visible {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
}