/*
================================================
TABLE OF CONTENTS
================================================
1.  RESET & GLOBAL STYLES
    - CSS Variables
    - Base Styles & Typography
2.  REUSABLE COMPONENTS
    - Container
    - Buttons
    - Section Headers
    - Back to Top Button
3.  HEADER & NAVIGATION
    - Header Layout
    - Logo & Navigation Menu
    - Hamburger Menu
    - Sticky Header
4.  FOOTER
    - Footer Layout
    - Columns & Links
    - Footer Bottom
5.  PAGE-SPECIFIC: INDEX
    - Hero Section (3D Sphere)
    - Services Section (Circular Cards)
    - About Section
    - Interactive Report Section
    - Testimonials Section (Slider)
    - CTA Section
6.  PAGE-SPECIFIC: CONTACT
    - Page Header
    - Contact Form & Info
    - Success Popup
7.  PAGE-SPECIFIC: LEGAL PAGES
    - Legal Content Wrapper
8.  ANIMATIONS & EFFECTS
    - GSAP Scroll Animations
    - Keyframe Animations (Spheres, etc.)
9.  RESPONSIVENESS (MEDIA QUERIES)
    - Large Desktops
    - Tablets
    - Mobile Phones
================================================
*/

/* 1. RESET & GLOBAL STYLES */
:root {
    --color-bg: #0a041a;
    --color-bg-light: #12072f;
    --color-primary: #8A2BE2;
    /* Violet */
    --color-secondary: #87CEEB;
    /* Sky Blue */
    --color-white: #F5F5F5;
    --color-text: #c0b8e0;
    --color-heading: #ffffff;
    --color-border: rgba(138, 43, 226, 0.2);

    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Roboto Mono', monospace;

    --header-height: 80px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-circle: 50%;
    --transition-speed: 0.3s;
}

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

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-secondary);
    line-height: 1.7;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-primary);
    color: var(--color-heading);
    line-height: 1.3;
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--color-white);
}

ul {
    list-style: none;
}

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

section {
    position: relative;
}

.section-padding {
    padding: 100px 0;
}

/* 2. REUSABLE COMPONENTS */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
    z-index: 2;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-speed) ease;
    border: 2px solid transparent;
    z-index: 1;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(138, 43, 226, 0.3);
}

.btn-secondary:hover {
    background-color: var(--color-secondary);
    color: var(--color-bg);
}

.btn .ripple-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover .ripple-container {
    width: 300px;
    height: 300px;
}

.section-header {
    margin-bottom: 60px;
}

.section-header .subtitle {
    display: block;
    font-family: var(--font-secondary);
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    font-weight: 700;
}

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

.section-header.text-center p {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: var(--border-radius-circle);
    font-size: 1.2rem;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-speed) ease;
    border: 2px solid var(--color-primary);
}

.back-to-top:hover {
    background: var(--color-bg);
    border-color: var(--color-secondary);
    color: var(--color-secondary);
    transform: translateY(15px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 3. HEADER & NAVIGATION */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: all var(--transition-speed) ease;
    background: transparent;
}

.header.sticky {
    backdrop-filter: blur(10px);
    background: rgba(10, 4, 26, 0.8);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav-logo img {
    height: 60px;
    filter: brightness(0) invert(1);
    transition: height var(--transition-speed) ease;
}


.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-family: var(--font-primary);
    color: var(--color-white);
    font-weight: 700;
    position: relative;
    padding: 10px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width var(--transition-speed) ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--color-white);
    transition: all var(--transition-speed) ease-in-out;
}

/* 4. FOOTER */
.footer {
    background-color: var(--color-bg-light);
    padding: 80px 0 30px;
    border-top: 1px solid var(--color-border);
}

.footer-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-column h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--color-secondary);
}

.footer-about .footer-logo {
    display: block;
    margin-bottom: 20px;
}

.footer-about .footer-logo img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-circle);
    color: var(--color-text);
}

.footer-social a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-contact i {
    color: var(--color-secondary);
    margin-top: 5px;
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.9rem;
}

.footer-legal a {
    margin: 0 10px;
}

/* 5. PAGE-SPECIFIC: INDEX */

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    position: relative;
    overflow: hidden;
}

.hero-background-spheres {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.hero-background-spheres .sphere {
    position: absolute;
    border-radius: var(--border-radius-circle);
    background: radial-gradient(circle, var(--color-primary), transparent 60%);
    opacity: 0.1;
    animation: float 20s infinite ease-in-out;
}

.sphere.s1 {
    width: 400px;
    height: 400px;
    top: 10%;
    left: 5%;
    animation-duration: 25s;
}

.sphere.s2 {
    width: 600px;
    height: 600px;
    bottom: 5%;
    right: 10%;
    animation-duration: 30s;
    animation-delay: -5s;
}

.sphere.s3 {
    width: 300px;
    height: 300px;
    top: 20%;
    right: 25%;
    animation-duration: 20s;
    animation-delay: -10s;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 20px;
    font-weight: 900;
}

.hero-subtitle {
    font-size: 1.2rem;
    max-width: 500px;
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

/* 3D Sphere in Hero */
.hero-visual {
    perspective: 1000px;
}

.sphere-3d-container {
    width: 400px;
    height: 400px;
    margin: 0 auto;
    position: relative;
}

.sphere-3d {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: spin 30s linear infinite;
}

.sphere-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-secondary);
    border-radius: var(--border-radius-circle);
    opacity: 0.3;
}

.sphere-ring:nth-child(2) {
    transform: rotateY(60deg);
}

.sphere-ring:nth-child(3) {
    transform: rotateY(-60deg);
}

.sphere-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-primary), transparent 70%);
    border-radius: var(--border-radius-circle);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
    color: var(--color-white);
    box-shadow: 0 0 50px var(--color-primary);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    position: relative;
    padding: 2px;
    border-radius: var(--border-radius-md);
    background: linear-gradient(135deg, var(--color-border), transparent);
    overflow: hidden;
}

.service-card-inner {
    background: var(--color-bg-light);
    padding: 40px 30px;
    border-radius: var(--border-radius-md);
    height: 100%;
    text-align: center;
    position: relative;
    z-index: 2;
    transition: transform var(--transition-speed) ease;
}

.service-card:hover .service-card-inner {
    transform: translateY(-5px);
}

.service-card::before,
.service-card::after {
    content: '';
    position: absolute;
    border-radius: var(--border-radius-circle);
    transition: all 0.5s ease;
    z-index: 1;
}

.service-card::before {
    top: -50px;
    left: -50px;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--color-primary), transparent 70%);
    opacity: 0;
}

.service-card::after {
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-secondary), transparent 70%);
    opacity: 0;
}

.service-card:hover::before,
.service-card:hover::after {
    opacity: 0.1;
    transform: scale(1.2);
}

.service-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    border-radius: var(--border-radius-circle);
    background: var(--color-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    color: var(--color-secondary);
    border: 2px solid var(--color-border);
    transition: all var(--transition-speed) ease;
}

.service-card:hover .service-card-icon {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.service-card-title {
    margin-bottom: 15px;
}

.service-card-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.service-card-link {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--color-secondary);
}

.service-card-link i {
    margin-left: 5px;
    transition: transform var(--transition-speed) ease;
}

.service-card:hover .service-card-link i {
    transform: translateX(5px);
}

/* About Section */
.about-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    align-items: center;
}

.about-image-column {
    position: relative;
}

.about-image-sphere {
    width: 100%;
    padding-bottom: 100%;
    position: relative;
    border-radius: var(--border-radius-circle);
    background: radial-gradient(circle at 30% 30%, var(--color-bg), var(--color-bg-light));
    border: 1px solid var(--color-border);
}

.about-image-sphere img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    filter: drop-shadow(0 0 30px var(--color-primary));
}

.about-features {
    margin: 30px 0;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.about-features i {
    color: var(--color-secondary);
    font-size: 1.2rem;
}

/* Interactive Report Section */
.report-viewer {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 30px;
}

.report-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 30px;
}

.report-tab-link {
    background: none;
    border: none;
    color: var(--color-text);
    padding: 15px 30px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
    position: relative;
    transition: color var(--transition-speed) ease;
}

.report-tab-link.active,
.report-tab-link:hover {
    color: var(--color-white);
}

.report-tab-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
}

.report-tab-link i {
    margin-right: 10px;
    color: var(--color-secondary);
}

.report-tab-content {
    display: none;
}

.report-tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.report-title {
    text-align: center;
    margin-bottom: 30px;
}

.report-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.kpi-card {
    background: var(--color-bg);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    text-align: center;
    border: 1px solid var(--color-border);
}

.kpi-label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.kpi-value {
    display: block;
    font-size: 2rem;
    font-family: var(--font-primary);
    color: var(--color-white);
}

.kpi-change {
    font-size: 1rem;
    margin-left: 10px;
}

.kpi-change.positive {
    color: #4CAF50;
}

.kpi-change.negative {
    color: #F44336;
}

.report-chart img {
    width: 100%;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
}

/* Testimonials Section */
.testimonial-slider-container {
    position: relative;
}

.testimonial-slider {
    display: flex;
    overflow: hidden;
}

.testimonial-slide {
    min-width: 100%;
    padding: 20px;
    transition: transform 0.5s ease;
    text-align: center;
}

.testimonial-bubble {
    background: var(--color-bg-light);
    padding: 40px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    position: relative;
    max-width: 800px;
    margin: 0 auto 30px;
}

.testimonial-bubble p {
    font-style: italic;
    font-size: 1.1rem;
}

.testimonial-bubble::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 30px;
    height: 30px;
    background: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
}

.author-info h4 {
    color: var(--color-secondary);
    margin-bottom: 5px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-light);
    color: var(--color-white);
    border-radius: var(--border-radius-circle);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.slider-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* CTA Section */
.cta-section {
    padding: 0;
}

.cta-wrapper {
    background: linear-gradient(135deg, var(--color-primary), var(--color-bg-light));
    border-radius: var(--border-radius-md);
    padding: 80px 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-sphere-bg {
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--color-secondary), transparent 60%);
    opacity: 0.1;
    border-radius: var(--border-radius-circle);
}

.cta-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-content p {
    max-width: 700px;
    margin: 0 auto 40px;
}

/* 6. PAGE-SPECIFIC: CONTACT */

/* Page Header */
.page-header-section {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header-section h1 {
    font-size: 4rem;
    margin-bottom: 15px;
}

/* Contact Page Section */
.contact-page-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: var(--color-bg-light);
    padding: 50px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
}

.info-item {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.info-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-circle);
    color: var(--color-secondary);
    font-size: 1.5rem;
}

.info-text h4 {
    color: var(--color-secondary);
}

/* Contact Form */
.contact-form {
    width: 100%;
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-family: var(--font-secondary);
    font-weight: 700;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-white);
    font-family: var(--font-secondary);
    transition: border-color var(--transition-speed) ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #6a5e8f;
}

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

.btn.full-width {
    width: 100%;
}

/* Success Popup */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 4, 26, 0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.popup-content {
    background: var(--color-bg-light);
    padding: 40px;
    border-radius: var(--border-radius-md);
    text-align: center;
    position: relative;
    border: 1px solid var(--color-primary);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.popup-overlay.active .popup-content {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--color-text);
}

.popup-icon {
    font-size: 4rem;
    color: #4CAF50;
    margin-bottom: 20px;
}

.popup-content h3 {
    margin-bottom: 15px;
}

/* 7. PAGE-SPECIFIC: LEGAL PAGES */
.legal-content-wrapper {
    background: var(--color-bg-light);
    padding: 50px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    max-width: 900px;
    margin: 0 auto;
}

.legal-content-wrapper h2 {
    color: var(--color-secondary);
    margin-top: 30px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border);
}

.legal-content-wrapper p {
    font-size: 1rem;
}

.legal-content-wrapper ul {
    list-style: disc;
    padding-left: 20px;
}

.legal-content-wrapper li {
    margin-bottom: 10px;
}

/* 8. ANIMATIONS & EFFECTS */
@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-30px) rotate(180deg);
    }

    100% {
        transform: translateY(0px) rotate(360deg);
    }
}

@keyframes spin {
    from {
        transform: rotateY(0deg);
    }

    to {
        transform: rotateY(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* GSAP Animated Elements - Initial State */
.gsap-fade-up {
    opacity: 0;
    transform: translateY(30px);
}

/* 9. RESPONSIVENESS (MEDIA QUERIES) */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 3.8rem;
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    .section-padding {
        padding: 80px 0;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        background-color: var(--color-bg-light);
        width: 100%;
        height: 100vh;
        transition: 0.3s;
        z-index: 100;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 16px 0;
    }

    .nav-link {
        font-size: 1.5rem;
    }

    .hamburger {
        display: block;
        z-index: 101;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 2;
    }

    .hero-visual {
        order: 1;
        margin-bottom: 40px;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .sphere-3d-container {
        width: 300px;
        height: 300px;
    }

    .sphere-core {
        width: 100px;
        height: 100px;
        font-size: 3rem;
    }

    .about-wrapper {
        grid-template-columns: 1fr;
    }

    .about-image-column {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-page-wrapper {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-contact ul li {
        justify-content: center;
    }

    .footer-bottom {
        justify-content: center;
        text-align: center;
    }

    .report-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }

    .report-tab-link {
        padding: 10px 15px;
        font-size: 0.9rem;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .kpi-change {
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .contact-page-wrapper {
        padding: 30px;
    }

    .legal-content-wrapper {
        padding: 30px;
    }

    .page-header-section {
        padding: 140px 0 60px;
    }
}