/* Variables */
:root {
    --primary-color: #3A36E0;
    --primary-hover: #2826B0;
    --secondary-color: #E6F0FF;
    --secondary-hover: #D5E6FF;
    --accent-color: #FF6B2B;
    --accent-hover: #E55A1A;
    --text-dark: #161B33;
    --text-medium: #404866;
    --text-light: #6E7299;
    --white: #FFFFFF;
    --light-gray: #F8FAFD;
    --border-color: #E5E9F2;
    --success-color: #00C48C;
    --error-color: #FF4A6D;
    --warning-color: #FFB547;
    --info-color: #0AACDC;
    --shadow-sm: 0 2px 8px rgba(22, 27, 51, 0.08);
    --shadow-md: 0 4px 16px rgba(22, 27, 51, 0.12);
    --shadow-lg: 0 8px 24px rgba(22, 27, 51, 0.16);
    --shadow-xl: 0 12px 32px rgba(22, 27, 51, 0.2);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --container-max-width: 1200px;
    --container-padding: 0 24px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.5;
    background-color: var(--white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 700;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

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

img {
    max-width: 100%;
    height: auto;
}

ul, ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

button {
    cursor: pointer;
}

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

/* Buttons */
.btn {
    display: inline-block;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.625rem 1.25rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--radius-md);
    transition: var(--transition-bounce);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    z-index: -1;
    transition: height 0.3s cubic-bezier(0.33, 1, 0.68, 1);
}

.btn:hover::after {
    height: 100%;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(58, 54, 224, 0.25);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: 1px solid rgba(58, 54, 224, 0.1);
}

.btn-secondary:hover {
    background-color: var(--secondary-hover);
    color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(58, 54, 224, 0.1);
}

.btn-secondary:active {
    transform: translateY(-1px);
}

.btn-text {
    background-color: transparent;
    color: var(--primary-color);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    box-shadow: none;
}

.btn-text:hover {
    border-bottom-color: var(--primary-color);
    transform: translateY(0);
}

.btn-large {
    padding: 0.875rem 2rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    position: relative;
    background-color: var(--white);
    box-shadow: 0 1px 0 rgba(22, 27, 51, 0.05);
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-medium);
    transition: var(--transition);
}

.dropdown-toggle:hover {
    color: var(--primary-color);
}

.dropdown-toggle::after {
    content: "";
    display: inline-block;
    width: 0.5rem;
    height: 0.5rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    margin-top: -0.25rem;
    transition: var(--transition);
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(-135deg);
    margin-top: 0.1rem;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
    padding: 0.75rem 0;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.5rem 1.25rem;
    color: var(--text-medium);
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
    padding-left: 1.5rem;
}

.cta-buttons {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 5rem 0;
    position: relative;
    background-color: var(--secondary-color);
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    background-color: var(--white);
    clip-path: polygon(100% 0, 100% 100%, 0 100%, 25% 0);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero h1 {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: 2.5rem;
}

.signup-form {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2.5rem;
    max-width: 450px;
    transform: translateY(0);
    transition: var(--transition);
}

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

.signup-form h3 {
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-dark);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--white);
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(68, 87, 255, 0.15);
}

.form-note {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Benefits Section */
.benefits {
    padding: 5rem 0;
    text-align: center;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.benefit-card {
    background-color: var(--light-gray);
    padding: 2.5rem 1.5rem;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    background-color: var(--white);
}

.benefit-stat {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.benefits .cta-buttons {
    justify-content: center;
}

/* Industries Section */
.industries {
    padding: 5rem 0;
    background-color: var(--light-gray);
    text-align: center;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.industry-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    color: var(--text-dark);
    min-height: 120px;
    border: 1px solid transparent;
}

.industry-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.industry-card .cta {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 1rem;
    position: relative;
    padding-right: 1.5rem;
}

.industry-card .cta::after {
    content: "→";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: var(--transition);
}

.industry-card:hover .cta::after {
    right: -5px;
}

/* Features Highlight */
.features-highlight {
    padding: 5rem 0;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
}

.feature-card {
    text-align: left;
    padding: 2rem;
    border-radius: var(--radius-lg);
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 3px solid transparent;
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
    border-top-color: var(--primary-color);
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-medium);
}

/* Features Detail */
.features-detail {
    padding: 5rem 0;
    background-color: var(--light-gray);
    text-align: center;
}

/* Setup Steps */
.setup-steps {
    padding: 5rem 0;
    text-align: center;
}

.signup-form-inline {
    max-width: 800px;
    margin: 0 auto 3rem;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: var(--transition);
}

.signup-form-inline:hover {
    box-shadow: var(--shadow-lg);
}

.signup-form-inline form {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.signup-form-inline .form-group {
    flex: 1;
    min-width: 200px;
    margin-bottom: 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.step-card {
    background-color: var(--white);
    padding: 2.5rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.step-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

.step-card:hover::before {
    transform: scaleX(1);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 8px rgba(68, 87, 255, 0.25);
}

.step-card p {
    margin-bottom: 1.5rem;
}

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

/* Before/After */
.before-after {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.before-column, .after-column {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.before-column:hover, .after-column:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.after-column {
    border-left: 4px solid var(--success-color);
}

.before-column {
    border-left: 4px solid var(--error-color);
}

.check-list {
    list-style: none;
    padding-left: 0;
}

.check-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
}

.check-list.negative li::before {
    content: "✕";
    position: absolute;
    left: 0;
    color: var(--error-color);
    font-weight: 700;
}

.check-list.positive li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
}

/* Integrations */
.integrations {
    padding: 5rem 0;
    text-align: center;
}

.integration-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
}

/* Testimonials */
.testimonials {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #3344EE 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.testimonials::before, .testimonials::after {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.testimonials::before {
    top: -150px;
    left: -150px;
}

.testimonials::after {
    bottom: -150px;
    right: -150px;
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.testimonial-slide {
    text-align: center;
    padding: 1rem;
}

.testimonial-slide .quote {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0 2rem;
}

.testimonial-slide .quote::before,
.testimonial-slide .quote::after {
    content: '"';
    position: absolute;
    font-size: 3rem;
    opacity: 0.3;
    line-height: 0;
}

.testimonial-slide .quote::before {
    left: 0;
    top: 1rem;
}

.testimonial-slide .quote::after {
    right: 0;
    bottom: 0;
}

.testimonial-slide .author {
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.testimonial-slide .position {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Users */
.users {
    padding: 5rem 0;
    text-align: center;
}

/* FAQ */
.faq {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

.accordion {
    max-width: 800px;
    margin: 3rem auto 0;
}

.accordion-item {
    background-color: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.accordion-item:hover {
    box-shadow: var(--shadow-md);
}

.accordion-header {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.accordion-header:hover {
    background-color: var(--secondary-color);
}

.accordion-header h3 {
    margin-bottom: 0;
    font-size: 1.125rem;
    color: var(--text-dark);
}

.toggle-icon {
    position: relative;
    width: 16px;
    height: 16px;
}

.toggle-icon::before, .toggle-icon::after {
    content: "";
    position: absolute;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.toggle-icon::before {
    width: 16px;
    height: 2px;
    top: 7px;
}

.toggle-icon::after {
    width: 2px;
    height: 16px;
    left: 7px;
    transform: rotate(90deg);
}

.accordion-item.active .toggle-icon::after {
    transform: rotate(0);
    opacity: 0;
}

.accordion-content {
    padding: 0 1.5rem 1.5rem;
    display: none;
    color: var(--text-medium);
}

.accordion-item.active .accordion-content {
    display: block;
}

.accordion-item.active .accordion-header {
    border-bottom: 1px solid var(--border-color);
}

/* Synonyms */
.synonyms {
    padding: 5rem 0;
}

.synonyms h3 {
    text-align: center;
    margin-bottom: 2rem;
}

.synonyms-table {
    max-width: 900px;
    margin: 0 auto 3rem;
}

.synonyms-table table {
    width: 100%;
    border-collapse: collapse;
}

.synonyms-table td {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.synonyms-table td:hover {
    background-color: var(--secondary-color);
}

.definition {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

/* Support */
.support {
    padding: 5rem 0;
    background-color: var(--secondary-color);
}

.support-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.support-tag {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.support-tag span {
    background-color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.support-tag span:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* Final CTA */
.final-cta {
    padding: 5rem 0;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, #2826B0 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.07' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='3'/%3E%3Ccircle cx='13' cy='13' r='3'/%3E%3C/g%3E%3C/svg%3E");
    top: 0;
    left: 0;
}

.final-cta h2 {
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.final-cta .btn-primary {
    background-color: var(--white);
    color: var(--primary-color);
    position: relative;
    z-index: 1;
}

.final-cta .btn-primary:hover {
    background-color: var(--secondary-color);
    box-shadow: 0 6px 12px rgba(255, 255, 255, 0.25);
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 5rem 0 2rem;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col ul {
    list-style: none;
    padding-left: 0;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    position: relative;
    padding-left: 0;
    display: inline-block;
}

.footer-col ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 0;
}

.footer-col ul li a:hover::after {
    width: 100%;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}