:root {
    /* Colors */
    --color-bg: #0a0a0a;
    --color-bg-alt: #161616;
    --color-text-main: #e0e0e0;
    --color-text-muted: #a0a0a0;
    --color-accent-primary: #7b2cbf;
    /* Dark Violet */
    --color-accent-secondary: #240046;
    /* Deep Navy Blue */
    --color-accent-glow: rgba(123, 44, 191, 0.6);
    --color-white: #ffffff;

    /* Typography */
    --font-main: 'Inter', sans-serif;

    /* Spacing */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-speed: 0.3s;
}

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

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

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

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

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.btn-primary {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    color: var(--color-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 15px rgba(123, 44, 191, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(123, 44, 191, 0.6);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #fff, #a0a0a0);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: 4px;
    transition: all var(--transition-speed) ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    /* Offset for fixed header */
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

#hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.big-text {
    font-weight: 800;
    color: rgba(150, 52, 235, 0.6);
}

#hero p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    z-index: 1;
    background: radial-gradient(circle at center, rgba(36, 0, 70, 0.4) 0%, rgba(10, 10, 10, 1) 70%);
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

/* Sections General */
section {
    padding: var(--spacing-xl) 0;
}

section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

/* About Us Section */
#about {
    background-color: var(--color-bg-alt);
}

.about-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: center;
    /* Center items vertically if heights differ */
}

.service-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-speed) ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent-primary);
    box-shadow: 0 10px 30px rgba(36, 0, 70, 0.5);
    cursor: pointer;
}

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

.service-card .service-desc {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.service-card .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    display: block;
    margin-top: auto;
}

/* Standard Card Emphasis */
.service-card.standard {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border: 1px solid var(--color-accent-primary);
    transform: scale(1.05);
    z-index: 10;
}

.service-card.standard:hover {
    transform: scale(1.05) translateY(-10px);
    box-shadow: 0 15px 40px rgba(123, 44, 191, 0.4);
}

/* Contact Section */
#contact {
    background-color: var(--color-bg-alt);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-bg);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    width: 100%;
    margin-bottom: 1.5rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

/* Make inputs in row fill space */
.form-row .form-group {
    flex: 1;
}

label.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

input,
textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-bg-alt);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--color-white);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    background: var(--color-bg);
    box-shadow: 0 0 0 2px rgba(123, 44, 191, 0.2);
}

.contact-form button {
    width: 100%;
    margin-top: 1rem;
}

/* Footer */
footer {
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.social-links {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

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

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

footer p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* Responsive Adjustments */
@media (max-width: 900px) {
    .service-card.standard {
        transform: scale(1);
    }

    .service-card.standard:hover {
        transform: translateY(-10px);
    }
}

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

.mobile-menu-btn span {
    width: 100%;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 3px;
    transition: all var(--transition-speed) ease;
}

/* Mobile Menu Button Animation when Active */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -7px);
}

/* Fade In Animations */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    will-change: opacity, visibility;
}

.fade-in-section.visible {
    opacity: 1;
    transform: none;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    #hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--color-bg-alt);
        padding: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        z-index: 1000;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

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

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

/* Comparison Page Styles */
.comparison-header {
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
}

.back-link {
    font-size: 1.1rem;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

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

#comparison {
    padding-top: 100px;
    /* Offset for fixed header */
    min-height: 100vh;
}

#comparison h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.table-container {
    overflow-x: auto;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    color: var(--color-text-main);
    min-width: 600px;
    /* Ensure table doesn't get too squashed on mobile */
}

.comparison-table th,
.comparison-table td {
    padding: 1.5rem 1rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-table th {
    font-size: 1.2rem;
    color: var(--color-white);
    vertical-align: bottom;
}

.comparison-table th:first-child,
.comparison-table td:first-child {
    text-align: left;
    font-weight: 600;
    color: var(--color-text-muted);
}

.comparison-table th.package-header .price {
    display: block;
    margin-top: 0.5rem;
    font-size: 1rem;
    color: var(--color-accent-primary);
    font-weight: 700;
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Specific column emphasis (optional) */
.comparison-table th.standard,
.comparison-table td:nth-child(3) {
    background-color: rgba(123, 44, 191, 0.05);
    /* Very subtle tint for standard column */
}

/* Checkmarks */
.comparison-table td {
    font-size: 1rem;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 1rem;
    backdrop-filter: blur(5px);
}

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

.modal-content {
    background-color: var(--color-bg-alt);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 600px;
    width: 100%;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease;
}

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

.modal-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 1rem;
}

.modal-header h3 {
    font-size: 2rem;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.modal-price {
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    font-weight: 700;
}

.modal-desc {
    color: var(--color-text-main);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.modal-features {
    list-style-type: none;
}

.modal-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
}

.modal-features li::before {
    content: '✓';
    color: var(--color-accent-primary);
    font-weight: bold;
    margin-right: 0.75rem;
}

.modal-features li:last-child {
    border-bottom: none;
}

/* Modal Scrollbar */
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: transparent;
}

.modal-content::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 600px) {
    .modal-content {
        padding: 1.5rem;
    }

    .modal-header h3 {
        font-size: 1.5rem;
    }
}