/* ==========================================================================
   Aleks & AI Landing Page Stylesheet
   Design Style: Tech-Dark Cyberpunk, Glassmorphism, Neon Glow
   ========================================================================== */

/* Design System & Variables */
:root {
    /* Color Palette */
    --color-bg: #07090e;
    --color-bg-alt: #0b0f19;
    --color-card-bg: rgba(15, 22, 38, 0.4);
    --color-card-border: rgba(255, 255, 255, 0.08);
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    
    /* Neon Accents */
    --color-cyan: #00f2fe;
    --color-blue: #4facfe;
    --color-purple: #7f00ff;
    --color-pink: #ff007f;
    
    /* Gradients */
    --grad-primary: linear-gradient(135deg, var(--color-blue) 0%, var(--color-cyan) 100%);
    --grad-ai: linear-gradient(135deg, var(--color-purple) 0%, var(--color-pink) 100%);
    --grad-dark: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    
    /* Layout */
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-width: 1200px;
    --header-height: 80px;
}

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

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-cyan);
}

/* Interactive Background Canvas */
#canvas-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: all;
    background: radial-gradient(circle at 50% 50%, #0d1527 0%, var(--color-bg) 100%);
}

/* Structural Components */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

.section-bg {
    background-color: rgba(7, 9, 14, 0.6);
}

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

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

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Glassmorphism Utility class */
.card-glass {
    background: var(--color-card-bg);
    border: 1px solid var(--color-card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    transition: var(--transition);
}

/* Glowing Typography */
.text-gradient {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
    border: none;
}

.btn-primary {
    background: var(--grad-primary);
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 242, 254, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

/* Glow effects for buttons */
.btn-glow {
    position: relative;
}
.btn-glow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: inherit;
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    filter: blur(8px);
    transition: var(--transition);
}
.btn-glow:hover::after {
    opacity: 0.7;
}

/* Badge style */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-cyan);
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--color-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--color-cyan);
    animation: pulse 1.5s infinite alternate;
}

/* Header & Navbar */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(7, 9, 14, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-card-border);
    z-index: 100;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-text);
    text-decoration: none;
}

.logo-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

.logo-accent {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 4px 10px;
    border-radius: 20px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
}

.lang-link {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition);
    padding: 2px 6px;
    border-radius: 4px;
}

.lang-link:hover {
    color: var(--color-text);
}

.lang-link.active {
    color: var(--color-cyan);
    background: rgba(0, 242, 254, 0.08);
    text-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
}

.lang-divider {
    color: rgba(255, 255, 255, 0.1);
    pointer-events: none;
    font-size: 0.7rem;
}

.burger-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.burger-menu .bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

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

.hero-content h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-actions-group {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 600px;
    margin: 0 auto;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-accent {
    color: var(--color-cyan);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* Synergy Section */
.synergy-grid {
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    align-items: center;
    gap: 20px;
    margin-top: 40px;
}

.synergy-card {
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.synergy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}

.human-card::before {
    background: var(--grad-primary);
}

.ai-card::before {
    background: var(--grad-ai);
}

.card-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.human-icon-bg {
    background: rgba(79, 172, 254, 0.1);
    color: var(--color-cyan);
    border: 1px solid rgba(79, 172, 254, 0.2);
}

.ai-icon-bg {
    background: rgba(127, 0, 255, 0.1);
    color: var(--color-pink);
    border: 1px solid rgba(127, 0, 255, 0.2);
}

.synergy-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.role-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.task-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.task-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
}

.check-icon {
    margin-top: 4px;
    flex-shrink: 0;
}

.human-card .check-icon {
    color: var(--color-cyan);
}

.ai-card .check-icon {
    color: var(--color-pink);
}

/* Synergy Divider */
.synergy-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.divider-line {
    width: 1px;
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.08);
}

.divider-node {
    width: 44px;
    height: 44px;
    background: #0f172a;
    border: 1px solid var(--color-card-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 16px 0;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card {
    padding: 40px;
    position: relative;
    overflow: hidden;
    cursor: default;
}

.service-card:hover {
    border-color: rgba(0, 242, 254, 0.25);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px 0 rgba(0, 242, 254, 0.05);
}

.srv-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(0, 242, 254, 0.06), transparent 40%);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.service-card:hover .srv-glow {
    opacity: 1;
}

.srv-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-cyan);
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card:hover .srv-icon {
    background: rgba(0, 242, 254, 0.08);
    border-color: rgba(0, 242, 254, 0.2);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.1);
}

.service-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Calculator Section */
.calc-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    overflow: hidden;
}

.calc-inputs {
    padding: 40px;
    border-right: 1px solid var(--color-card-border);
}

.calc-results {
    padding: 40px;
    background: rgba(0, 242, 254, 0.015);
    display: flex;
    align-items: center;
}

.results-inner {
    width: 100%;
}

.input-group {
    margin-bottom: 36px;
}

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

.input-label {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

/* Calculator Choice Radio Cards */
.radio-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.radio-card {
    display: flex;
    flex-direction: column;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.radio-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
}

.radio-card.active {
    background: rgba(0, 242, 254, 0.05);
    border-color: var(--color-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.25), inset 0 0 10px rgba(0, 242, 254, 0.05);
}

.radio-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.radio-desc {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

/* Calculator Checkboxes */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.checkbox-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.checkbox-card input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: var(--transition);
}

.checkbox-custom::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 6px;
    border-left: 2px solid #000;
    border-bottom: 2px solid #000;
    transform: rotate(-45deg) translate(1px, -1px);
    opacity: 0;
    transition: var(--transition);
}

.checkbox-card input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--grad-primary);
    border-color: var(--color-cyan);
}

.checkbox-card input[type="checkbox"]:checked + .checkbox-custom::after {
    opacity: 1;
}

.checkbox-card.active {
    background: rgba(0, 242, 254, 0.05);
    border-color: var(--color-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.25), inset 0 0 10px rgba(0, 242, 254, 0.05);
}

.checkbox-label {
    font-size: 0.88rem;
    font-weight: 500;
}

/* Slider Controls */
.range-slider-wrapper {
    margin-top: 10px;
    position: relative;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #1e293b;
    outline: none;
    margin-bottom: 12px;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-cyan);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.slider-marks {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

/* Calculator Results Display */
.result-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
}

.result-price-box {
    border-left: 2px solid var(--color-cyan);
    padding-left: 20px;
    margin-bottom: 30px;
}

.price-label {
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.price-value {
    font-family: 'Outfit', sans-serif;
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--color-text);
    margin-top: 4px;
}

.result-time-box {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.05rem;
    margin-bottom: 30px;
}

.time-label {
    color: var(--color-text-muted);
}

.time-value {
    font-weight: 600;
    color: var(--color-cyan);
}

.results-disclaimer {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 30px;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-top: 40px;
}

.portfolio-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    overflow: hidden;
}

.portfolio-img-stub {
    position: relative;
    background: #0f1624;
    min-height: 350px;
    overflow: hidden;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-img {
    transform: scale(1.04);
}

.stub-overlay {
    position: absolute;
    top: 24px;
    left: 24px;
    display: flex;
    gap: 8px;
    z-index: 5;
}

.stub-tag {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
}

.stub-status {
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
}

.case-graphic {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-graphic .grid-overlay {
    position: absolute;
    width: 150%;
    height: 150%;
    background-image: 
        linear-gradient(rgba(0, 242, 254, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 242, 254, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    background-position: center;
    transform: rotateX(60deg) rotateZ(-30deg) translateY(-80px);
}

.orb {
    width: 80px;
    height: 80px;
    background: var(--grad-primary);
    border-radius: 50%;
    box-shadow: 0 0 40px rgba(0, 242, 254, 0.5);
    animation: floating 4s infinite ease-in-out;
}

.orb-pulse {
    position: absolute;
    width: 140px;
    height: 140px;
    border: 1px dashed rgba(0, 242, 254, 0.3);
    border-radius: 50%;
    animation: rotate 20s infinite linear;
}

.portfolio-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.portfolio-content h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.case-description {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.7;
}

.tags-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--color-text-muted);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Call to Action Section */
.cta-section {
    padding-bottom: 120px;
}

.cta-inner {
    padding: 80px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(15, 22, 38, 0.8) 0%, rgba(7, 9, 14, 0.9) 100%);
    border-color: rgba(0, 242, 254, 0.15);
    box-shadow: 0 20px 50px rgba(0, 242, 254, 0.03);
}

.cta-inner h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-inner p {
    color: var(--color-text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Footer Section */
#main-footer {
    border-top: 1px solid var(--color-card-border);
    padding: 40px 0;
    background: #04060a;
}

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

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 0.88rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    transition: var(--transition);
}

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

/* Animations Definitions */
@keyframes pulse {
    0% {
        box-shadow: 0 0 4px var(--color-cyan);
        transform: scale(0.95);
    }
    100% {
        box-shadow: 0 0 12px var(--color-cyan);
        transform: scale(1.05);
    }
}

@keyframes floating {
    0% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
    }
    100% {
        transform: translateY(0px) rotate(360deg);
    }
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* FAQ Accordion Styling */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border: 1px solid var(--color-card-border);
    background: var(--color-card-bg);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(0, 242, 254, 0.2);
    box-shadow: 0 4px 20px rgba(0, 242, 254, 0.02);
}

.faq-item.active {
    border-color: rgba(0, 242, 254, 0.4);
    box-shadow: 0 4px 25px rgba(0, 242, 254, 0.05);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--color-text);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: left;
    cursor: pointer;
    gap: 16px;
}

.faq-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.faq-icon svg {
    transition: var(--transition);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer-content {
    padding: 0 24px 24px;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .synergy-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .synergy-divider {
        display: none;
    }
    
    .calc-wrapper {
        grid-template-columns: 1fr;
    }
    
    .calc-inputs {
        border-right: none;
        border-bottom: 1px solid var(--color-card-border);
    }
    
    .portfolio-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-content h1 {
        font-size: 2.4rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-actions-group {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    
    .btn {
        width: 100%;
        max-width: 320px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .radio-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column-reverse;
        gap: 20px;
        text-align: center;
    }
    
    /* Navigation drawer for mobile */
    .burger-menu {
        display: flex;
        z-index: 101;
    }
    
    #main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: #07090e;
        border-left: 1px solid var(--color-card-border);
        padding: 100px 40px;
        transition: var(--transition);
        z-index: 99;
    }
    
    #main-nav.active {
        right: 0;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 28px;
    }
    
    .nav-links a {
        font-size: 1.25rem;
    }
    
    /* Burger animation when open */
    .burger-menu.open .bar:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .burger-menu.open .bar:nth-child(2) {
        opacity: 0;
    }
    
    .burger-menu.open .bar:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}