/* CSS Variables */
:root {
    --primary-color: #F25912;
    --secondary-color: #5C3E94;
    --tertiary-color: #412B6B;
    --dark-color: #211832;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --gray: #6C757D;
    --border-color: #E9ECEF;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max-width: 1200px;
    --section-padding: 80px 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
    padding-top: 130px; /* Space for announcement banner (60px) + header (80px) */
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Alpine.js Cloak & Fallback - Fixed */
[x-cloak] {
    display: none !important;
}

/* Always show fallback initially */
.alpine-fallback {
    display: inline-block !important;
}

/* Hide fallback only when Alpine spans are visible */
[x-data] .alpine-fallback {
    display: none !important;
}

/* Force button text visibility */
button[type="submit"] {
    color: white !important;
    -webkit-text-fill-color: white !important;
}

button[type="submit"] * {
    color: inherit !important;
    -webkit-text-fill-color: inherit !important;
}
.btn span {
    display: inline-block;
}

.btn .alpine-fallback {
    display: inline-block !important;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Announcement Banner */
.announcement-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 12px 0;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    overflow: hidden;
    animation: bannerPulse 3s ease-in-out infinite;
}

.announcement-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: bannerShine 2s ease-in-out infinite;
}

@keyframes bannerPulse {
    0%, 100% { background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%); }
    50% { background: linear-gradient(135deg, #e14a0a 0%, #4a2c7a 100%); }
}

@keyframes bannerShine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.announcement-text {
    font-size: 0.95rem;
    font-weight: 500;
}

.announcement-btn {
    background: var(--white);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.announcement-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

@media (max-width: 768px) {
    .announcement-banner {
        padding: 15px 0;
        min-height: 80px;
        z-index: 1002;
    }
    
    .announcement-content {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
        align-items: center;
    }
    
    .announcement-text {
        font-size: 0.85rem;
        text-align: center;
        line-height: 1.3;
        margin-bottom: 5px;
    }
    
    .announcement-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
        border-radius: 25px;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #e14a0a 100%);
    color: var(--white) !important;
    -webkit-text-fill-color: var(--white) !important;
    box-shadow: var(--shadow);
}

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

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 48px;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

/* Logo Text Styles */
.logo-text {
    font-size: 2rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    height: 50px;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    position: relative;
    gap: 4px;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    filter: drop-shadow(0 2px 4px rgba(242, 89, 18, 0.3));
    animation: pulse 2s infinite;
    transition: var(--transition);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
    border-radius: 2px;
}

.logo-text:hover::after {
    width: 100%;
}

.logo-kala {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color) 0%, #e14a0a 50%, var(--secondary-color) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -1px;
    animation: gradientShift 3s ease infinite;
    position: relative;
}

.logo-base {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--dark-color);
    margin-left: -2px;
    letter-spacing: 0.5px;
    transition: var(--transition);
    position: relative;
}

.logo-base::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    transition: opacity 0.3s ease;
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.logo-text:hover .logo-icon {
    transform: rotate(15deg) scale(1.2);
    color: var(--secondary-color);
    animation: none;
}

.logo-text:hover .logo-kala {
    animation-duration: 0.8s;
    transform: scale(1.05);
}

.logo-text:hover .logo-base {
    transform: scale(1.05);
}

.logo-text:hover .logo-base::before {
    opacity: 1;
}

/* Footer Logo Styles */
.footer-logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    gap: 4px;
}

.footer-logo-text .logo-icon {
    color: var(--primary-color);
    filter: drop-shadow(0 2px 4px rgba(242, 89, 18, 0.5));
}

.footer-logo-text .logo-kala {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color) 0%, #e14a0a 50%, var(--white) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.footer-logo-text .logo-base {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--white);
    margin-left: -2px;
    letter-spacing: 0.5px;
}

.footer-logo-text:hover .logo-kala {
    background: linear-gradient(135deg, var(--white) 0%, var(--primary-color) 50%, #e14a0a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-logo-text:hover .logo-base {
    color: var(--primary-color);
}

.nav {
    display: flex;
    gap: 32px;
}

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

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

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav a:hover::after {
    width: 100%;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-color);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 20px;
    flex-direction: column;
    gap: 16px;
}

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

.mobile-menu a {
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--light-gray) 0%, #f0f2f5 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    margin-bottom: 20px;
}

.highlight {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.trust-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 0.9rem;
}

.badge i {
    color: var(--primary-color);
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Problems & Solutions */
.problems-solutions {
    padding: var(--section-padding);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.problem-item {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.problem-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.problem-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--white);
    font-size: 2rem;
}

.problem-item h3 {
    color: var(--dark-color);
    margin-bottom: 16px;
}

.solution {
    text-align: center;
    padding: 50px;
    background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
    color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.solution h2 {
    color: var(--white);
    margin-bottom: 24px;
}

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

/* Products & Services */
.products-services {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.product-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--gray);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

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

.product-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.product-card h3 {
    margin-bottom: 16px;
    color: var(--dark-color);
}

.product-card p {
    color: var(--gray);
    margin: 0;
}

/* USP Section */
.usp {
    padding: var(--section-padding);
}

.usp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.usp-item {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.usp-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.usp-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--white);
    font-size: 2rem;
}

.usp-item h3 {
    color: var(--dark-color);
    margin-bottom: 16px;
}

.usp-item p {
    color: var(--gray);
    margin: 0;
}

/* Social Proof */
.social-proof {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.partners-slider {
    margin-bottom: 60px;
    overflow: hidden;
}

.partners-track {
    display: flex;
    transition: transform 0.5s ease;
}

.partner-slide {
    min-width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.partner-slide img {
    height: 60px;
    width: 60px;
    opacity: 0.7;
    transition: var(--transition);
    filter: grayscale(100%);
}

.partner-slide img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.3;
    font-family: serif;
}

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray);
    margin: 0;
    padding-left: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.author-info h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--dark-color);
}

.author-info p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--gray);
}

/* Process */
.process {
    padding: var(--section-padding);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    position: relative;
}

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

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto 24px;
    position: relative;
    z-index: 2;
}

.step-content h3 {
    margin-bottom: 16px;
    color: var(--dark-color);
}

.step-content p {
    color: var(--gray);
    margin: 0;
}

/* FAQ */
.faq {
    padding: var(--section-padding);
    background: var(--light-gray);
}

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

.faq-item {
    background: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

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

.faq-question:hover {
    background: var(--light-gray);
}

.faq-question.active {
    background: var(--primary-color);
    color: var(--white);
}

.faq-question i {
    transition: var(--transition);
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 1.75rem;
    color: var(--gray);
}

.faq-answer ul {
    padding-left: 20px;
}

.faq-answer li {
    margin-bottom: 8px;
}

/* Contact Form */
.contact-form {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
    color: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-text h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.contact-text p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-item h4 {
    margin: 0 0 4px;
    font-size: 1rem;
}

.contact-item p {
    margin: 0;
    opacity: 0.9;
}

.form-container {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.quote-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(242, 89, 18, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    color: var(--white);
}

/* Removed - using text logo now */

.footer-section p {
    opacity: 0.8;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    transform: translateY(-2px);
    background: var(--secondary-color);
}

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

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

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.footer-section .contact-info {
    gap: 16px;
}

.footer-section .contact-info p {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.footer-section .contact-info i {
    color: var(--primary-color);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    opacity: 0.8;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.25rem;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: var(--shadow);
    animation: bounceUpDown 2s ease-in-out infinite;
}

.back-to-top:hover {
    background: var(--secondary-color);
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-hover);
    animation: none;
}

@keyframes bounceUpDown {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Adjust layout for mobile banner */
    body {
        padding-top: 160px !important; /* Space for 80px banner + 80px header */
    }
    
    .header {
        top: 95px !important; /* Position header below banner */
        z-index: 1001;
    }
    
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Logo responsive */
    .logo-text {
        font-size: 1.75rem;
        height: 45px;
    }
    
    .footer-logo-text {
        font-size: 1.5rem;
        justify-content: center;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .trust-badges {
        justify-content: center;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .usp-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-bottom: 160px;
        text-align: center;
    }
    
    .tab-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .partner-slide {
        gap: 20px;
    }
    
    .partner-slide img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    :root {
        --section-padding: 60px 0;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    /* Logo mobile small */
    .logo-text {
        font-size: 1.5rem;
        height: 40px;
    }
    
    .logo-kala, .logo-base {
        letter-spacing: -0.5px;
    }
    
    .footer-logo-text {
        font-size: 1.25rem;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .problem-item,
    .usp-item,
    .product-card {
        padding: 30px 20px;
    }
    
    .testimonial-card,
    .form-container {
        padding: 30px 20px;
    }
    
    .solution {
        padding: 40px 20px;
    }
    
    .contact-text h2 {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* Loading States */
.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.fa-spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Alternative Logo Styles (without icon) */
.logo-simple .logo-text {
    gap: 0;
}

.logo-simple .logo-icon {
    display: none;
}

/* Logo with custom separator */
.logo-separator .logo-text::before {
    content: '|';
    color: var(--primary-color);
    margin: 0 8px;
    font-weight: 300;
    font-size: 1.5rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

/* Print Styles */
@media print {
    .header,
    .back-to-top,
    .btn,
    .mobile-menu-btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .hero {
        margin-top: 0;
        padding-top: 0;
    }
}

/* Zalo Chat Button */
.zalo-chat-btn {
    position: fixed;
    left: 20px;
    bottom: 30px;
    background: linear-gradient(135deg, #0068FF, #0052CC);
    color: white;
    padding: 10px 16px;
    border-radius: 25px;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    box-shadow: 0 4px 20px rgba(0, 104, 255, 0.3);
    transition: all 0.3s ease;
    z-index: 998;
    font-weight: 600;
    font-size: 11px;
    animation: slideLeftRight 3s ease-in-out infinite;
    min-width: 60px;
}

.zalo-chat-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 25px rgba(0, 104, 255, 0.4);
    background: linear-gradient(135deg, #0052CC, #003D99);
    text-decoration: none;
    color: white;
    animation: none;
}

.zalo-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.zalo-icon svg {
    width: 100%;
    height: 100%;
}

.zalo-chat-btn:hover .zalo-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.15));
}

.zalo-text {
    white-space: nowrap;
    text-align: center;
    line-height: 1.2;
}

.zalo-phone {
    font-size: 10px;
    opacity: 0.9;
    font-weight: 500;
}

@keyframes slideLeftRight {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(5px);
    }
    75% {
        transform: translateX(-5px);
    }
}

/* Responsive adjustments for Zalo button */
@media (max-width: 768px) {
    .zalo-chat-btn {
        left: 15px;
        bottom: 25px;
        padding: 8px 12px;
        font-size: 10px;
        min-width: 50px;
        gap: 2px;
    }
    
    .zalo-icon {
        width: 20px;
        height: 20px;
    }
    
    .zalo-phone {
        font-size: 9px;
    }
    
    .back-to-top {
        right: 15px;
        bottom: 25px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
}

/* FAQ Section Styles */
.faq-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--light-gray) 0%, #ffffff 50%, var(--light-gray) 100%);
}

.faq-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-bottom: 40px;
}

.faq-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 14px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.faq-button:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(242, 89, 18, 0.25);
    border-color: transparent;
}

.faq-button i {
    font-size: 16px;
}

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

.faq-item {
    background: white;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.faq-question {
    padding: 25px;
    background: linear-gradient(135deg, var(--primary-color), #e14a0a);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: white !important;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 12px;
    color: white !important;
    transition: color 0.3s ease;
}

.faq-question:hover h3 {
    color: white !important;
}

.faq-question i {
    font-size: 1.5rem;
    opacity: 0.9;
    color: white !important;
    transition: all 0.3s ease;
}

.faq-question:hover i {
    opacity: 1;
    color: white !important;
    transform: scale(1.1);
}

/* Ensure all text in FAQ question remains white */
.faq-question * {
    color: white !important;
}

.faq-question:hover * {
    color: white !important;
}

.faq-answer {
    padding: 30px 25px;
}

.faq-answer p {
    margin-bottom: 15px;
    color: var(--dark-color);
    line-height: 1.7;
}

.faq-answer ul {
    margin: 20px 0;
    padding-left: 0;
}

.faq-answer li {
    list-style: none;
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    border-bottom: 1px solid #f0f0f0;
}

.faq-answer li:before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 8px;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 16px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.feature-item {
    padding: 15px;
    background: linear-gradient(135deg, #ffffff 0%, var(--light-gray) 100%);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.care-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: linear-gradient(135deg, #ffffff 0%, var(--light-gray) 100%);
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}

.tip-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
}

.tip-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 2px;
}

.tip-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

/* FAQ Highlight Animation */
.faq-highlight {
    animation: faqHighlight 2s ease-in-out;
}

@keyframes faqHighlight {
    0% { 
        transform: scale(1);
        box-shadow: var(--shadow);
    }
    50% { 
        transform: scale(1.02);
        box-shadow: 0 8px 30px rgba(242, 89, 18, 0.3);
    }
    100% { 
        transform: scale(1);
        box-shadow: var(--shadow);
    }
}

/* FAQ Mobile Responsive */
@media (max-width: 768px) {
    .faq-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .faq-button {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .faq-question {
        padding: 20px 15px;
    }
    
    .faq-question h3 {
        font-size: 1.1rem;
    }
    
    .faq-answer {
        padding: 20px 15px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .care-tips {
        grid-template-columns: 1fr;
    }
    
    .tip-item {
        padding: 15px;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.4);
    }
    
    .btn-outline {
        border-width: 3px;
    }
}