/* 
  Design System for VAT & Tax Consultancy 
  Primary Color: Professional Purple (#6A1B9A)
  Secondary Colors: White, Light Gray, Soft Gold
*/

:root {
    --primary-color: #649f98;
    --primary-light: #28645f;
    --primary-dark: #131e1e;
    --secondary-bg: #f8f9fa;
    --accent-color: #f07f1d;
    --accent-secondary: #e63946;
    --accent-tertiary: #a8dadc;
    --success-green: #2ecc71;
    --warning-gold: #f39c12;
    --info-blue: #3498db;
    --text-main: #2b2b2b;
    --text-muted: #353434;
    --text-light: #666666;
    --white: #ffffff;
    --footer-bg: #0f1419;
    --footer-accent: #1a2332;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #649f98 0%, #28645f 100%);
    --gradient-accent: linear-gradient(135deg, #f07f1d 0%, #e63946 100%);
}



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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-main);
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

h1,
h2,
h3,
.logo {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.bg-light {
    background: linear-gradient(135deg, var(--secondary-bg) 0%, rgba(100, 159, 152, 0.05) 100%);
}

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

.underline {
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    margin: 15px auto;
    border-radius: 2px;
    box-shadow: 0 4px 15px rgba(240, 127, 29, 0.3);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 12px 0;
    background: rgba(255, 255, 255, 0.32);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.35);
    transition: var(--transition);
}

.navbar.sticky {
    background: rgba(255, 255, 255, 0.85);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(106, 27, 154, 0.15);
}

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

.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo img {
    max-height: 42px;
    width: auto;
}

.logo-text {
    display: inline-block;
    color: var(--primary-color);
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    margin-left: 8px;
}

.logo span {
    color: var(--text-main);
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--white);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.navbar.sticky .nav-links a {
    color: var(--text-main);
}

.nav-links a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-links a:not(.nav-cta):hover::after,
.nav-links a:not(.nav-cta).active::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active:not(.nav-cta) {
    color: var(--accent-color);
}

.nav-cta {
    background: var(--gradient-accent);
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(240, 127, 29, 0.3);
}

.nav-cta:hover {
    background: linear-gradient(135deg, #e63946 0%, #f07f1d 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(240, 127, 29, 0.5);
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--white);
}

.navbar.sticky .mobile-menu-toggle {
    color: var(--text-main);
}

/* Hero Section */
.hero {
    min-height: calc(100vh - 80px); /* navbar উচ্চতা বিবেচনায় */
    padding-top: 80px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 50px;
}

.badge {
    display: inline-block;
    padding: 5px 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: clamp(16px, 2vw, 18px);
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-btns .btn {
    margin-right: 15px;
}

.btn {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    min-height: 48px;
    /* Touch target size */
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--white);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(240, 127, 29, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #e63946 0%, #f07f1d 100%);
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(230, 57, 70, 0.4);
}

.btn-outline {
    border: 2px solid var(--white);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--white);
    transition: all 0.3s ease;
    z-index: -1;
}

.btn-outline:hover {
    color: var(--primary-color);
    left: 0;
}

.btn-outline:hover::before {
    left: 0;
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.hero-blob {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    z-index: -1;
}

/* Page Header (for internal pages) */
.page-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--footer-accent) 100%);
    padding: 150px 0 80px;
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(240, 127, 29, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(240, 127, 29, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.page-header h1,
.page-header p,
.page-header .breadcrumb {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.breadcrumb {
    margin-top: 20px;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 8px rgba(240, 127, 29, 0.5);
}

.breadcrumb span {
    margin: 0 10px;
    opacity: 0.6;
    color: var(--accent-color);
}

/* About Us Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--primary-color);
    color: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
}

.experience-badge .years {
    display: block;
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 14px;
    opacity: 0.9;
}

.section-subtitle {
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 10px;
    display: block;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-item h4 {
    font-size: clamp(24px, 3vw, 28px);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
    font-weight: 700;
}

.stat-item p {
    font-size: 14px;
    color: var(--text-muted);
}

/* Services Section */
.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid rgba(106, 27, 154, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-card:hover {
    transform: translateY(-12px) rotateX(2deg) rotateY(2deg);
    border-color: var(--accent-color);
    box-shadow: 0 20px 50px rgba(240, 127, 29, 0.2);
    background: linear-gradient(145deg, #ffffff, rgba(240, 127, 29, 0.05));
}

.icon-box {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(100, 159, 152, 0.1) 0%, rgba(240, 127, 29, 0.1) 100%);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    border-radius: 12px;
    margin-bottom: 25px;
    transition: var(--transition);
}

.service-card:hover .icon-box {
    background: var(--gradient-accent);
    color: var(--white);
    transform: scale(1.15) rotate(5deg);
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 20px;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.card-actions {
    display: flex;
    margin-top: auto;
}

.process-btn {
    background: rgba(106, 27, 154, 0.05);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.process-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* Why Choose Us */
.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 80px;
}

.why-us h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.features-list {
    list-style: none;
    margin-top: 30px;
}

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

.features-list i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 20px;
}

.why-us-image img {
    width: 100%;
    border-radius: 15px;
}

/* Process Section */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 25px;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 20px rgba(100, 159, 152, 0.3);
    transition: var(--transition);
}

.process-step:hover .step-number {
    background: var(--gradient-accent);
    transform: scale(1.15) rotateY(10deg);
    box-shadow: 0 12px 30px rgba(240, 127, 29, 0.4);
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 40px;
    left: 60%;
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), transparent);
    z-index: 0;
}

.process-step h3 {
    margin-bottom: 15px;
}

/* Client Logos Section */
.clients {
    background: #fff;
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 18px;
    align-items: center;
    justify-content: center;
    padding-top: 20px;
}

.client-item {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid transparent;
    border-radius: 12px;
    min-height: 100px;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
    padding: 18px;
}

.client-item:hover {
    transform: translateY(-5px);
    border-color: transparent;
    box-shadow: 0 10px 25px rgba(106, 27, 154, 0.15);
}

.client-item span {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 16px;
    text-transform: capitalize;
}

.client-slider-wrap {
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    max-width: 1100px;
}

.client-slider {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding-bottom: 5px;
    scroll-snap-type: x mandatory;
}

.client-slider::-webkit-scrollbar {
    display: none;
}

.client-item {
    flex: 0 0 calc(25% - 12px);
    scroll-snap-align: start;
    min-height: 100px;
    transition: transform 0.3s ease;
}

@media (max-width: 992px) {
    .client-item {
        flex: 0 0 calc(33.333% - 10px);
    }
}

@media (max-width: 768px) {
    .client-item {
        flex: 0 0 calc(50% - 10px);
    }
}

@media (max-width: 576px) {
    .client-item {
        flex: 0 0 calc(100% - 10px);
    }
}

.slider-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    border: 1px solid rgba(106, 27, 154, 0.25);
    color: var(--primary-color);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    box-shadow: var(--shadow);
}

#client-prev {
    left: -16px;
}

#client-next {
    right: -16px;
}

.slider-control:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--footer-accent) 50%, var(--primary-color) 100%);
    padding: 80px 0;
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(240, 127, 29, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(240, 127, 29, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.cta-banner .container {
    position: relative;
    z-index: 1;
}

.cta-banner h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-banner p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--white);
    padding: 15px 45px;
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(240, 127, 29, 0.4);
    transition: var(--transition);
}

.btn-accent:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(240, 127, 29, 0.6);
    background: linear-gradient(135deg, #e63946 0%, #f07f1d 100%);
}

/* Team Section */
.team {
    background: var(--secondary-bg);
    padding: 100px 0;
}

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

.section-subtitle {
    display: inline-block;
    color: var(--accent-color);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-header h2 {
    font-size: 42px;
    color: var(--text-main);
    margin-bottom: 15px;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.section-header p {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto;
}

.team-grid, .advisor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.team-member, .advisor-member {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.team-member.delay-1, .advisor-member.delay-1 {
    animation-delay: 0.2s;
}

.team-member.delay-2, .advisor-member.delay-2 {
    animation-delay: 0.4s;
}

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

.member-card {
    background: var(--white);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border-top: 4px solid transparent;
    position: relative;
    overflow: hidden;
}

.member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: left 0.5s ease;
}

.member-card:hover::before {
    left: 0;
}

.member-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.member-image {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition);
    box-shadow: 0 8px 25px rgba(100, 159, 152, 0.3);
}

.member-card:hover .member-image {
    transform: scale(1.15) rotate(8deg);
    background: var(--gradient-accent);
    box-shadow: 0 12px 35px rgba(240, 127, 29, 0.4);
}

.member-image i {
    font-size: 50px;
    color: var(--white);
}

.member-info h3 {
    font-size: 20px;
    color: var(--text-main);
    margin-bottom: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

.member-role {
    color: var(--accent-color);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.member-bio {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.member-social {
    display: flex;
    justify-content: center;
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.member-social a {
    width: 40px;
    height: 40px;
    background: var(--secondary-bg);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 16px;
}

.member-social a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

/* Footer */
.footer {
    background: var(--footer-bg);
    background-image: linear-gradient(180deg, var(--footer-bg) 0%, var(--footer-accent) 100%);
    color: var(--white);
    padding: 80px 0 20px;
    position: relative;
    overflow: hidden;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 20px;
    display: inline-block;
}

.footer-logo span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.footer-col h3 {
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(240, 127, 29, 0.5);
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--accent-color);
    padding-left: 8px;
    text-shadow: 0 0 8px rgba(240, 127, 29, 0.3);
}

.footer-col p {
    color: #ccc;
    margin-bottom: 15px;
}

.footer-col i {
    margin-right: 10px;
    color: var(--accent-color);
    transition: var(--transition);
}

.footer-col p:hover i {
    transform: scale(1.2) rotate(10deg);
}

.social-links {
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 12px;
    transition: var(--transition);
    border: 1px solid rgba(240, 127, 29, 0.3);
    text-decoration: none;
}

.social-links a i {
    margin-right: 0;
}

.social-links a:hover {
    background: var(--gradient-accent);
    border-color: var(--accent-color);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 20px rgba(240, 127, 29, 0.4);
}

.footer-bottom {
    border-top: 1px solid rgba(240, 127, 29, 0.2);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
}

.footer-bottom a {
    transition: var(--transition);
}

.footer-bottom a:hover {
    text-shadow: 0 0 10px rgba(240, 127, 29, 0.6);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

.delay-3 {
    transition-delay: 0.6s;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    padding: 40px;
    border-radius: 15px;
    width: 95%;
    max-width: 500px;
    position: relative;
    box-shadow: var(--shadow);
    animation: modalSlide 0.4s ease-out;
}

#consultancy-modal .modal-content {
    max-width: 600px;
    height: 500px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

#consultancy-modal .modal-header {
    flex-shrink: 0;
}

#consultancy-form {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#consultancy-form .submit-btn {
    margin-top: auto;
}

@keyframes modalSlide {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-30px);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(240, 127, 29, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(240, 127, 29, 0.6);
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 30px;
}

.modal-header h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    font-weight: 700;
}

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

.modal-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
}

.modal-form input,
.modal-form select,
.modal-form textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-family: inherit;
    transition: var(--transition);
    background: #fafafa;
}

.modal-form input:focus,
.modal-form select:focus,
.modal-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(240, 127, 29, 0.15);
}

.submit-btn {
    width: 100%;
    border: none;
    margin-top: 10px;
}

/* Hub Modal Styling */
.hub-content {
    width: 95% !important;
    max-width: 900px !important;
    height: 600px;
    max-height: 90vh;
    padding: 24px !important;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.hub-header {
    margin-bottom: 20px;
    color: var(--primary-color);
    flex-shrink: 0;
}

#hub-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.hub-view {
    display: none;
}

.hub-view.active {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

#diagram-container {
    width: 100%;
    flex: 1;
    min-height: 150px;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #eee;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.02);
    padding: 10px;
}

#hub-diagram-img {
    width: 100%;
    height: 100%;
    max-height: 100%;
    object-fit: contain;
}

.hub-info {
    margin-top: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 5px solid var(--primary-color);
    flex-shrink: 0;
}

.hub-info h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 1200px) {
    .container {
        padding: 0 40px;
    }
}

@media (max-width: 992px) {
    .section-padding {
        padding: 80px 0;
    }

    .hero {
        height: auto;
        min-height: 80vh;
        padding: 70px 0 60px;
    }

    .hero .container,
    .why-us-content,
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image,
    .why-us-image,
    .about-image {
        order: -1;
        max-width: 600px;
        margin: 0 auto 40px;
    }

    .hero h1,
    .hero p {
        text-align: center;
    }

    .hero-btns {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .hero-btns .btn {
        width: min(100%, 240px);
        margin: 0;
    }

    .underline {
        margin: 15px auto !important;
    }

    .experience-badge {
        right: 0;
        bottom: 0;
        padding: 20px;
    }

    .stats-grid {
        justify-items: center;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .process-step:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 25px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        padding: 50px 0;
        transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        z-index: 1001;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

    .nav-links a {
        color: var(--text-main);
        font-size: 20px;
    }

    .navbar.sticky .mobile-menu-toggle {
        color: var(--primary-color);
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .team-grid, .advisor-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .section-header h2 {
        font-size: 28px;
    }

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

    .footer-col h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .modal-content {
        width: 90%;
        padding: 30px 20px;
    }

    #diagram-container {
        min-height: 250px;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 70vh;
        padding: 40px 0 40px;
    }

    .hero h1 {
        font-size: 1.8rem !important;
        line-height: 1.2;
        margin-bottom: 16px;
    }

    .hero p {
        font-size: 1rem;
        margin-bottom: 24px;
    }

    .hero-btns {
        display: flex;
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }

    .hero-btns .btn {
        width: 100%;
        max-width: 260px;
    }

    .section-padding {
        padding: 40px 0;
    }

    .logo {
        font-size: 20px;
    }

    h2 {
        font-size: 1.5rem !important;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .team-grid, .advisor-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    font-size: 20px;
    box-shadow: 0 8px 25px rgba(240, 127, 29, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    pointer-events: auto;
}

.back-to-top:hover {
    background: linear-gradient(135deg, #e63946 0%, #f07f1d 100%);
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 12px 35px rgba(240, 127, 29, 0.5);
}