/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Dark Purple Color Palette */
    --color-primary: #6b2fb5;
    --color-primary-dark: #4a1f7d;
    --color-primary-light: #8b4fd9;
    --color-accent: #c77dff;
    --color-accent-light: #e0aaff;
    
    --color-background: #0f0820;
    --color-surface: #1a0f2e;
    --color-surface-light: #2d1b4e;
    
    --color-text: #f8f8ff;
    --color-text-muted: #b5b5d8;
    --color-text-dim: #8a8aaf;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6b2fb5 0%, #4a1f7d 100%);
    --gradient-accent: linear-gradient(135deg, #c77dff 0%, #8b4fd9 100%);
    --gradient-background: radial-gradient(ellipse at top, #1a0f2e 0%, #0f0820 100%);
    
    /* Typography */
    --font-display: 'Playfair Display', serif;
    --font-body: 'Sora', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(107, 47, 181, 0.1);
    --shadow-md: 0 4px 16px rgba(107, 47, 181, 0.2);
    --shadow-lg: 0 8px 32px rgba(107, 47, 181, 0.3);
    --shadow-glow: 0 0 30px rgba(199, 125, 255, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-background);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--color-accent-light);
}

/* ===================================
   Header & Navigation
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 8, 32, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(107, 47, 181, 0.2);
    transition: all var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--color-text);
    font-weight: 400;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: var(--gradient-background);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(107, 47, 181, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(199, 125, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 30px) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.title-line {
    display: block;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out backwards;
}

.title-line:nth-child(1) { animation-delay: 0.2s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    display: inline-block;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-surface);
    border-color: var(--color-accent);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-dim);
    font-size: 0.875rem;
    animation: fadeIn 1s ease-out 1s backwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollAnimation 2s ease-in-out infinite;
}

@keyframes scrollAnimation {
    0%, 100% { transform: translateY(0); opacity: 0; }
    50% { transform: translateY(10px); opacity: 1; }
}

/* ===================================
   Section Styles
   =================================== */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    color: var(--color-accent);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

/* ===================================
   About Section
   =================================== */
.about {
    background: var(--color-surface);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-text {
    font-size: 1.1rem;
}

.lead-text {
    font-size: 1.3rem;
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-card {
    padding: var(--spacing-md);
    background: var(--color-surface-light);
    border-radius: 1rem;
    border: 1px solid rgba(107, 47, 181, 0.2);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--color-accent);
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.feature-card p {
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ===================================
   Services Section
   =================================== */
.services {
    background: var(--color-background);
}

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

.service-card {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: 1rem;
    border: 1px solid rgba(107, 47, 181, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--gradient-accent);
    transition: height var(--transition-normal);
}

.service-card:hover::before {
    height: 100%;
}

.service-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    line-height: 1;
    margin-bottom: 1rem;
}

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

.service-card > p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-dim);
    font-size: 0.95rem;
}

.service-list li::before {
    content: '→';
    color: var(--color-accent);
    font-weight: bold;
}

/* ===================================
   FAQ Section
   =================================== */
.faq {
    background: var(--color-surface);
}

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

.faq-item {
    margin-bottom: 1rem;
    background: var(--color-surface-light);
    border-radius: 0.75rem;
    border: 1px solid rgba(107, 47, 181, 0.2);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: color var(--transition-fast);
}

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

.faq-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

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

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    background: var(--color-background);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: 0.75rem;
    border: 1px solid rgba(107, 47, 181, 0.2);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    border-color: var(--color-accent);
    transform: translateX(5px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-text);
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--color-accent);
}

.contact-item p,
.contact-item a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.contact-form-wrapper {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: 1rem;
    border: 1px solid rgba(107, 47, 181, 0.2);
}

.contact-form h3 {
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-surface-light);
    border: 1px solid rgba(107, 47, 181, 0.2);
    border-radius: 0.5rem;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(199, 125, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-surface);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid rgba(107, 47, 181, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

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

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-accent-light);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(107, 47, 181, 0.2);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-dim);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .about-content,
    .contact-wrapper,
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(15, 8, 32, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 0;
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        border-bottom: 1px solid rgba(107, 47, 181, 0.2);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-link {
        padding: 1rem;
        width: 100%;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        min-height: 90vh;
        padding: var(--spacing-lg) 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .about-features {
        gap: var(--spacing-sm);
    }
    
    .feature-card,
    .service-card {
        padding: 1.5rem;
    }
}