/* CSS Variables */
:root {
/* Colors */
    --color-white: #ffffff;
    --color-text-primary: #333;
    --color-text-secondary: #555;
    --color-text-dark: #2c3e50;
    --color-text-heading: #34495e;
    --color-bg-header: #ffffff;
    --color-bg-footer: #2c3e50;
    --color-footer-text: #ecf0f1;
    --color-border: #e0e0e0;
    --color-border-light: #f0f0f0;
    --color-footer-bg: #dadadacf;
    --color-button-primary:#FFBE36;
    --color-button-hover: #efbf58;
    --color-button-active: #e76f51;
    --color-error-text: #b02f0e;

    --color-error-box-border: #b02f0e;
    --color-error-box-bg: #ff000014;

    /* how to use */
    --primary-dark-navy: #0c1a3a;
    --neutral-light-gray: #f5f7fa;
    --color-excel-green: #217346;
    --color-word-blue: #2B579A;
    --primary-blue: #2d6eea;
    --neutral-cool-gray: #dde3ee;


    --color-success-box-border: #0f7c08;
    --color-success-box-bg: #12851b14;
    --color-download-link: #5375e0;
    --color-nav-link: #555;
    --color-nav-link-hover: #2c3e50;
    --color-burger-menu: #555;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-button: rgba(33, 28, 16, 0.3);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Shadows */
    --shadow-sm: 0 2px 4px var(--color-shadow);
    --shadow-md: 0 2px 8px var(--color-shadow);
    --shadow-lg: 0 4px 12px var(--color-shadow);
    --shadow-button: 0 2px 4px var(--color-shadow-button);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--color-text-primary);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a, a:hover, a:active, a:visited, a:focus {
    text-decoration: none;
}

/* Header Styles */
.header {
    background-color: var(--color-bg-header);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow 0.3s ease, border-bottom 0.3s ease;
}

.header.scrolled {
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text-dark);
    line-height: 1;
    display: inline-block;
    letter-spacing: -0.02em;
    text-shadow: 1px 1px 1px #c7cace;
}

.logo-excel {
    color: var(--color-button-primary);
}

.logo-words {
    color: var(--color-button-primary);
}

.logo-gear {
    width: 1.1em;
    height: 1.1em;
    display: inline-block;
    vertical-align: baseline;
    margin: 0 -0.05em;
    margin-bottom: 0.1em;
    animation: spin 8s linear infinite;
    transform-origin: center;
    fill: var(--color-text-dark);
    color: var(--color-text-dark);
    margin: 9px 0 0 -2px;
}

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

/* Navigation Styles */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    flex: 1;
    justify-content: space-between;
    padding-top: 0.325rem
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-left: var(--spacing-2xl);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-nav-link);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
    line-height: 1;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-nav-link-hover);
    transition: width 0.3s ease;
}

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

/* Sign Up Button */
.btn-signup {
    background: var(--color-button-primary);
    color: var(--color-text-dark);
    border: 1px solid rgba(230, 173, 49, 0.5);
    padding: 0.6rem var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-button);
    line-height: 1;
    text-decoration: none !important;
    display: inline-block;
}

.btn-signup:hover,
.btn-signup:active,
.btn-signup:visited,
.btn-signup:focus {
    text-decoration: none !important;
}

.btn-signup:hover {
    background: var(--color-button-hover);
    box-shadow: 0 4px 8px var(--color-shadow-button);
}

.btn-signup:active {
    background: var(--color-button-active);
    box-shadow: var(--shadow-sm);
}

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.burger-menu span {
    width: 25px;
    height: 3px;
    background-color: var(--color-burger-menu);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}



.btn-primary {
    background: var(--color-button-primary);
    color: var(--color-text-dark);
    border: 1px solid rgba(230, 173, 49, 0.5);
    padding: 0.75rem var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-button);
}

.btn-primary:hover {
    background: var(--color-button-hover);
    box-shadow: 0 4px 8px var(--color-shadow-button);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-text-dark);
    border: 2px solid var(--color-text-dark);
    padding: 0.75rem var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--color-text-dark);
    color: var(--color-white);
}

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.process-visualization {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    width: 100%;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.step-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.process-step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0;
}

.process-step p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.process-arrow {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.process-arrow svg {
    width: 100%;
    height: 100%;
}

/* File Upload Section */
.upload-section {
    background: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-3xl) var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
}

.upload-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.upload-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.upload-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto var(--spacing-sm);
}

/* Drop Zone */
.drop-zone {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-3xl);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    background: #f6f6f6;
    transition: all 0.3s ease;
    cursor: pointer;
}

.drop-zone:hover {
    border-color: var(--color-button-primary);
    background: var(--color-white);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.drop-zone-icon {
    width: 64px;
    height: 64px;
    color: var(--color-text-secondary);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.drop-zone:hover .drop-zone-icon {
    color: var(--color-button-primary);
    opacity: 1;
    transform: translateY(-2px);
}

.drop-zone-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0;
}

.drop-zone-text {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.drop-zone-link {
    color: var(--color-button-primary);
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
    transition: color 0.3s ease;
}

.drop-zone-link:hover {
    color: var(--color-button-hover);
}

.drop-zone-hint {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
    margin: var(--spacing-sm) 0 0 0;
}

/* Upload Action Buttons */
.upload-actions {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.btn-generate {
    background: var(--color-button-primary);
    color: var(--color-text-dark);
    border: 1px solid rgba(230, 173, 49, 0.5);
    padding: 0.75rem var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-button);
}

.btn-generate:hover {
    background: var(--color-button-hover);
    box-shadow: 0 4px 8px var(--color-shadow-button);
}

.btn-generate:active {
    background: var(--color-button-primary);
    box-shadow: var(--shadow-sm);
}

.btn-generate:disabled {
    opacity: 70%;
    cursor: not-allowed;
}

.btn-clear {
    background: transparent;
    color: var(--color-text-dark);
    border: 2px solid var(--color-text-dark);
    padding: 0.75rem var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-clear:hover {
    background: var(--color-text-dark);
    color: var(--color-white);
}

/* Files List */
.files-list {
    max-width: 800px;
    margin: var(--spacing-sm) auto 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    border-color: var(--color-border);
}

.file-item:hover {
/* box-shadow: var(--shadow-sm);
border-color: var(--color-border); */
    background: #f6f6f6
}

.file-icon {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

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

.file-icon-excel {

}

.file-icon-word {

}

.file-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.file-name {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-dark);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
}

.file-remove {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.file-remove:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text-dark);
}

.file-remove svg {
    width: 18px;
    height: 18px;
}

/* upload messages */
.message-success {
    margin: var(--spacing-md) auto var(--spacing-sm) auto;
    max-width: 800px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-success-box-bg);
    border: 1px solid var(--color-success-box-border);
    border-radius: var(--spacing-xs);
}

.message-success .message-text {
    flex-grow: 1;
    text-align: center;
}

.message-success svg {
    color: var(--color-success-box-border);
}

a.download-link, a.download-link:visited {
    color: var(--color-download-link);
    text-decoration: underline;
    font-weight: 700;
}

a.download-link:hover {
    color: var(--color-download-link);
    text-decoration: underline;
}


.message-error {
    margin: var(--spacing-sm) auto;
    color: var(--color-error-text);
    padding: var(--spacing-xs);
    display: flex;
    gap: var(--spacing-sm);
    border: 1px solid var(--color-error-box-border);
    max-width: 800px;
    border-radius: var(--spacing-xs);
    background: var(--color-error-box-bg);
}

.message-error svg {
    color: var(--color-error-text);
}
.message-error .message-text {
    flex-grow: 1;
    text-align: center;
}

/* Features Section */
.features-section {
    background: #f6f6f6;
    padding: var(--spacing-3xl) var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

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

.features-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
}

.feature-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
    border-color: var(--color-button-primary);
}

.feature-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-button-primary);
    background: rgba(230, 173, 49, 0.12);
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.feature-card:hover .feature-icon {
    background: rgba(230, 173, 49, 0.2);
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(230, 173, 49, 0.2);
}

.feature-icon svg {
    width: 36px;
    height: 36px;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-md) 0;
}

.feature-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

.content-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-xl);
}






.page-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--color-white);
}

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

.page-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}


.page-header p {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}







/* Pricing Section */
.pricing-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--color-white);
}

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

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.pricing-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.pricing-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.pricing-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.pricing-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.pricing-card-featured {
    border: 2px solid var(--color-button-primary);
    box-shadow: 0 4px 16px rgba(230, 173, 49, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-button-primary);
    color: var(--color-text-dark);
    padding: 0.25rem var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-card-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.pricing-plan-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.pricing-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
}

.pricing-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text-dark);
    line-height: 1;
}

.pricing-period {
    font-size: 1rem;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.pricing-card-body {
    flex: 1;
    margin-bottom: var(--spacing-xl);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.pricing-features li {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: 1.6;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-button-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.pricing-card-footer {
    margin-top: auto;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
}

.btn-pricing {
    display: block;
    width: 100%;
    padding: 0.75rem var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.btn-pricing-primary {
    background: var(--color-button-primary);
    color: var(--color-text-dark);
    border: 1px solid rgba(230, 173, 49, 0.5);
    box-shadow: var(--shadow-button);
}

.btn-pricing-primary:hover {
    background: var(--color-button-hover);
    box-shadow: 0 4px 8px var(--color-shadow-button);
    text-decoration: none;
}

.btn-pricing-secondary {
    background: transparent;
    color: var(--color-text-dark);
    border: 2px solid var(--color-text-dark);
}

.btn-pricing-secondary:hover {
    background: var(--color-text-dark);
    color: var(--color-white);
    text-decoration: none;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

/* Footer */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-text-dark);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-section {
    flex: 1;
    min-width: 200px;
}

.footer-section h4 {
    color: var(--color-text-dark);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-dark);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    opacity: 0.8;
}

.footer-links a:hover {
    color: var(--color-text-dark);
    opacity: 1;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-bottom p {
    color: var(--color-text-dark);
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 900px) {
    .burger-menu {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--color-bg-header);
        flex-direction: column;
        align-items: flex-start;
        padding: 5rem var(--spacing-xl) var(--spacing-xl);
        gap: 0;
        box-shadow: -2px 0 10px var(--color-shadow);
        transition: right 0.3s ease;
        overflow-y: auto;
    }

    .nav.active {
        right: 0;
    }

    .nav-left,
    .nav-right {
        flex-direction: column;
        width: 100%;
        gap: 0;
        align-items: flex-start;
    }

    .nav-link {
        padding: var(--spacing-md) 0;
        width: 100%;
        border-bottom: 1px solid var(--color-border-light);
        display: block;
    }

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

    .btn-signup {
        width: 100%;
        margin-top: var(--spacing-md);
        padding: 0.75rem var(--spacing-lg);
    }

    .header-container {
        padding: var(--spacing-lg) var(--spacing-lg);
    }

    .nav-left {
        margin-left: 0;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-2xl) var(--spacing-lg);
     }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

    .process-visualization {
        gap: var(--spacing-md);
    }

    .step-icon {
        width: 60px;
        height: 60px;
    }

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

    .content-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .features-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .features-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .feature-card {
        padding: var(--spacing-lg);
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-section {
        min-width: 100%;
    }

    .pricing-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .page-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .page-header h1{
        font-size: 2rem;
    }

    .page-header p {
        font-size: 1rem;
    }

    .pricing-title {
        font-size: 2rem;
    }

    .pricing-subtitle {
        font-size: 1rem;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-top: var(--spacing-2xl);
    }

    .pricing-card {
        padding: var(--spacing-lg);
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.35rem;
    }

    p {
        font-size: 1rem;
    }
}

/* Spinner styles */
.spinner-container {
    display: none;
    text-align: center;
    margin-top: 20px;
}

.spinner {
    border: 4px solid #e3e3e3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    margin: 0 auto;
    animation: spin 1s linear infinite;
}

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

.spinner-message {
    margin-top: 12px;
    color: #333;
    font-size: 15px;
    font-weight: 500;
}




/* How to use section */
.steps-container {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.step:hover {
    box-shadow: 0 4px 16px rgba(12, 26, 58, 0.08);
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--color-button-primary);
    color: var(--color-text-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-dark-navy);
    margin-bottom: var(--spacing-small);
}

.step-content p {
    font-size: 16px;
    color: var(--primary-dark-navy);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.step-example {
    background: var(--neutral-light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.step-example h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark-navy);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step-example code {
    background: var(--color-white);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: "Courier New", monospace;
    font-size: 14px;
    color: var(--primary-blue);
}

.example-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-sm);
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.example-table th,
.example-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--neutral-cool-gray);
}

.example-table th {
    background: var(--primary-dark-navy);
    color: var(--color-white);
    font-weight: 600;
    font-size: 14px;
}

.example-table td {
    font-size: 14px;
    color: var(--primary-dark-navy);
}

.example-table tr:last-child td {
    border-bottom: none;
}

.highlight-box {
    background: rgba(45, 110, 234, 0.05);
    border-left: 4px solid var(--primary-blue);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
}

.highlight-box h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-dark-navy);
    margin-bottom: var(--spacing-sm);
}

.highlight-box p {
    font-size: 15px;
    color: var(--primary-dark-navy);
    line-height: 1.6;
}

.cta-section {
    text-align: center;
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-xl);
    background: var(--neutral-light-gray);
    border-radius: var(--radius-lg);
}

.cta-section h2 {
    font-size: 32px;
    font-weight: 600;
    color: var(--primary-dark-navy);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    font-size: 18px;
    color: var(--neutral-medium-gray);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}