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

:root {
    /* Colors */
    --primary-color: #0066cc;
    --primary-dark: #004c99;
    --primary-light: #3385d6;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --text-dark: #2c3e50;
    --text-medium: #555555;
    --text-light: #777777;
    --border-color: #e0e0e0;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
}

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

.center{
   text-align: center;
}
/* ============================================
   Header
   ============================================ */
.header {
    position: sticky;
    top: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}
.logo a{
   display: flex;
   align-items: flex-end;
   text-decoration: none;
}

.logo-oag {
    font-size: 28px;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.logo-text {
    font-size: 16px;
    color: var(--text-dark);
    margin-left: 10px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

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

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

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

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

.nav-cta {
    background: var(--primary-color);
    color: var(--bg-white) !important;
    padding: 10px 20px;
    border-radius: 5px;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: var(--bg-white) !important;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition-normal);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    background:linear-gradient(rgba(0,0,0,0.3),rgba(0,0,0,0.3)), url(../img/img_main.jpg) no-repeat center center;
    background-size: cover;
    background-color: rgba(0,0,0,0.3);
    color: var(--bg-white);
    padding: 100px 0;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.3;
}

.highlight {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 15px;
    border-radius: 5px;
    display: inline-block;
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: 600;
}

.hero-description {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    padding: 15px 35px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-family: var(--font-primary);
}

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

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

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

.btn-secondary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

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

/* ============================================
   Sections
   ============================================ */
.img-wrap{
   text-align: center;
   margin-bottom: 40px;
}
.img-wrap img{
   width: 100%;
   height: auto;
   vertical-align: top;
}
.section {
    padding: var(--section-padding);
}

.section-alt {
    background: var(--bg-light);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 50px;
    font-size: 16px;
}

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

.problem-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
}

.problem-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 36px;
}
.problem-icon p{
   margin-top: 10px;
   line-height: 1;
   font-size: 20px;
}
.problem-icon p span{
   font-size: 36px;
   margin-top: 5px;
   display: block;
   font-family: var(--font-secondary);
}
.problem-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.problem-description {
    color: var(--text-medium);
    line-height: 1.8;
}

/* ============================================
   Solution Section
   ============================================ */
.solution-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.solution-box {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    text-align: center;
    flex: 1;
    min-width: 250px;
    max-width: 340px;
}

.solution-box i {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.solution-box h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1;
}

.solution-box p {
    color: var(--text-medium);
    font-size: 14px;
}
.solution-client{
   width: 60%;
}
/*.solution-client .kisha{
   width: 95%;
   display: flex;
   justify-content: center;
   align-items: center;
}*/
.solution-oag {
    max-width: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    display: flex;
    flex-flow: column;
    align-items: center;
    /*transform: scale(1.1);*/
}

.solution-oag i {
    color: var(--bg-white);
}

.solution-oag h3,
.solution-oag p {
    color: var(--bg-white);
}

.highlight-text {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 5px;
    display: inline-block;
    margin: 10px 0;
    font-weight: 600;
}

.solution-list {
   max-width: 220px;
    list-style: none;
    text-align: left;
    margin-top: 15px;
}

.solution-list li {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.solution-list i {
    font-size: 16px;
    margin-bottom: 0;
}

.solution-arrow {
    font-size: 36px;
    color: var(--primary-color);
}

.solution-note {
    background: var(--bg-white);
    padding: 25px;
    border-radius: 10px;
    border-left: 5px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.solution-note p {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-dark);
    font-size: 16px;
}

.solution-note i {
    color: var(--warning-color);
    font-size: 24px;
}

/* ============================================
   Features Section
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all var(--transition-normal);
}

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

.feature-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: 900;
    color: rgba(0, 102, 204, 0.1);
    font-family: var(--font-secondary);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 32px;
    margin-bottom: 25px;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 20px;
}

.feature-comparison {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

.comparison-item {
    flex: 1;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
}

.comparison-before {
    background: #f5f5f5;
}

.comparison-after {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(51, 133, 214, 0.1));
}

.comparison-label {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.comparison-text {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
}

.feature-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: var(--bg-light);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
}

.benefit-item i {
    color: var(--success-color);
}

.feature-support {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.support-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: 10px;
    font-weight: 500;
}

.support-item i {
    font-size: 28px;
    color: var(--primary-color);
}

/* ============================================
   Services Section
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.service-card {
    background: var(--bg-white);
    padding: 35px 25px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all var(--transition-normal);
    border-top: 4px solid var(--primary-color);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 32px;
    margin: 0 auto 20px;
}

.service-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-description {
    color: var(--text-medium);
    line-height: 1.7;
}

.service-flow {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    margin-bottom: 40px;
}

.service-flow-title {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 40px;
    color: var(--text-dark);
}

.flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.flow-step {
    text-align: center;
    flex: 1;
    min-width: 180px;
}

.flow-step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 15px;
    font-size: 14px;
}

.flow-step-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.flow-step-content p {
    font-size: 14px;
    color: var(--text-medium);
}

.flow-arrow {
    font-size: 24px;
    color: var(--primary-color);
}

.service-additional {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05), rgba(51, 133, 214, 0.05));
    padding: 30px;
    border-radius: 15px;
    border: 2px dashed var(--primary-color);
    text-align: center;
}

.service-additional-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.service-additional-title i {
    color: var(--primary-color);
}

.service-additional-description {
    color: var(--text-medium);
    line-height: 1.8;
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    padding: 40px 30px;
    position: relative;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing-featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--bg-light);
}

.pricing-plan {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.pricing-price {
    margin-bottom: 15px;
}

.price-amount {
    font-size: 42px;
    font-weight: 900;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.price-period {
    font-size: 18px;
    color: var(--text-medium);
}

.pricing-initial {
    font-size: 14px;
    color: var(--text-light);
}

.initial-amount {
    font-weight: 700;
    color: var(--text-dark);
}

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

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--bg-light);
    display: flex;
    align-items: center;
    gap: 10px;
}
.pricing-features li i.fa-square{
   color: #667eea;
}
.pricing-features li i.fa-check {
    color: var(--success-color);
}

.pricing-features li i.fa-times {
    color: var(--text-light);
}

.pricing-features li i.fa-triangle-exclamation {
    color: var(--warning-color);
}

.pricing-notes,
.pricing-reference {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

.pricing-notes h4,
.pricing-reference h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.pricing-notes ul {
    list-style: none;
}

.pricing-notes li {
    color: var(--text-medium);
    margin-bottom: 8px;
    font-size: 14px;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.reference-item {
    padding: 20px;
    background: var(--bg-light);
    border-radius: 10px;
}

.reference-service {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.reference-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

/* ============================================
   Results Section
   ============================================ */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(370px, 1fr));
    gap: 40px;
}

.result-card {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.result-icon {
    font-size: 48px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.result-number {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 15px;
    font-family: var(--font-secondary);
}

.result-description {
    opacity: 0.95;
    line-height: 1.7;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 25px 30px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    transition: background var(--transition-fast);
    font-family: var(--font-primary);
}

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

.faq-question-text {
    flex: 1;
    padding-right: 20px;
}

.faq-icon {
    font-size: 18px;
    color: var(--primary-color);
    transition: transform var(--transition-normal);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer p {
    padding: 0 30px 25px;
    color: var(--text-medium);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* ============================================
   CTA Section
   ============================================ */
.section-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--bg-white);
}

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

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}
.between{
   padding: 10px;
   text-align: center;
}
/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--secondary-color);
    color: var(--bg-white);
    padding: 50px 0 20px;
}

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

.footer-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-address,
.footer-contact,
.footer-hours {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    opacity: 0.9;
}

.footer-address i,
.footer-contact i,
.footer-hours i {
    margin-top: 5px;
}

.footer-links h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
}

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

.footer-links li {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* ============================================
   Modal
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--bg-white);
    border-radius: 20px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-light);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 1;
}

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

.modal-body {
    padding: 50px 40px 40px;
}

.modal-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.modal-description {
    color: var(--text-medium);
    margin-bottom: 30px;
    line-height: 1.7;
}

/* ============================================
   Form Styles
   ============================================ */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.required {
    background: var(--accent-color);
    color: var(--bg-white);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 600;
}

.optional {
    background: var(--text-light);
    color: var(--bg-white);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 600;
}

.form-input,
.form-textarea {
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-input.error {
    border-color: var(--accent-color);
}

.form-error {
    color: var(--accent-color);
    font-size: 13px;
    display: none;
    margin-top: 4px;
}

.form-error.show {
    display: block;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    margin-top: 10px;
}

/* ============================================
   Thank You Message
   ============================================ */
.thank-you-message {
    text-align: center;
    padding: 40px 20px;
}

.thank-you-icon {
    width: 80px;
    height: 80px;
    background: var(--success-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto 25px;
    animation: checkmarkPop 0.5s ease;
}

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

.thank-you-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.thank-you-text {
    color: var(--text-medium);
    margin-bottom: 30px;
    line-height: 1.8;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-normal);
        overflow-y: auto;
    }

    .nav.active {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        padding: 30px 20px;
        gap: 0;
    }

    .nav-list li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-link {
        display: block;
        padding: 15px 10px;
    }

    .nav-cta {
        margin-top: 20px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .hero-description {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .solution-diagram {
        flex-direction: column;
    }

    .solution-oag {
        transform: scale(1);
    }

    .solution-arrow {
        transform: rotate(90deg);
    }

    .flow-steps {
        flex-direction: column;
        align-items: stretch;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .pricing-featured {
        transform: scale(1);
    }

    .modal-body {
        padding: 50px 25px 30px;
    }

    .modal-title {
        font-size: 24px;
    }

    .cta-title {
        font-size: 28px;
    }

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

@media (max-width: 480px) {
    :root {
        --section-padding: 50px 0;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 26px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .problem-grid,
    .features-grid,
    .services-grid,
    .pricing-grid,
    .results-grid {
        grid-template-columns: 1fr;
    }

    .feature-benefits {
        grid-template-columns: 1fr;
    }

    .logo-text {
        display: none;
    }
}