:root {
    --primary: #1E88E5;
    --primary-dark: #0D47A1;
    --primary-light: #BBDEFB;
    --accent: #FF9800;
    --accent-dark: #E65100;
    --accent-light: #FFE0B2;
    --light-bg: #F5F5F5;
    --dark-bg: #263238;
    --text-dark: #212121;
    --text-light: #757575;
    --white: #FFFFFF;
    --border-radius: 8px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(30, 136, 229, 0.2);
    --shadow-lg: 0 8px 24px rgba(30, 136, 229, 0.25);
    --transition: all 0.3s ease-in-out;
    --section-padding: 70px 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--light-bg);
}

.wrapper {
    overflow-x: hidden;
    position: relative;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: var(--section-padding);
}

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

ul {
    list-style-type: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-dark);
}

h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: var(--primary);
}

h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

p {
    margin-bottom: 15px;
    color: var(--text-light);
}

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

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: rgba(30, 136, 229, 0.1);
    transform: translateY(-3px);
}

.btn-large {
    padding: 14px 32px;
    font-size: 1.1rem;
}

.nav-btn {
    padding: 8px 15px;
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.section-header h2:after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 60px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
    transform: translateX(-50%);
}

.section-header p {
    font-size: 1.2rem;
}

/* Header & Navigation */
.header {
    background: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

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

.logo a {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary);
}

.logo-icon {
    margin-right: 10px;
}

.nav-menu {
    display: flex;
    align-items: center;
}

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

.nav-menu li a {
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
}

.nav-menu li a:not(.nav-btn):after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s;
}

.nav-menu li a:not(.nav-btn):hover:after {
    width: 100%;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 10;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--primary);
    position: absolute;
    left: 0;
    transition: var(--transition);
}

.menu-toggle span:nth-child(1) {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 10px;
}

.menu-toggle span:nth-child(3) {
    top: 20px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Hero Section */
.hero {
    padding: 80px 0 50px;
    background-color: var(--primary-light);
    position: relative;
    overflow: hidden;
}

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

.hero-content {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
    margin-right: 30px;
    margin-bottom: 30px;
    z-index: 1;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.hero-image {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
    z-index: 0;
}

.hero-svg {
    max-width: 100%;
    height: auto;
}

/* Features Section */
.features {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(187, 222, 251, 0.5);
    text-align: center;
}

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

.feature-icon {
    margin: 0 auto 20px;
    display: block;
}

.feature-card h3 {
    color: var(--primary);
}

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

/* How It Works Section */
.how-it-works {
    background: var(--primary-light);
    position: relative;
}

.steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin: 50px 0;
}

.step {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-md);
    text-align: center;
    margin: 15px 0;
    position: relative;
    z-index: 1;
}

.step-number {
    background: var(--primary);
    color: var(--white);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 50%;
    margin: 0 auto 20px;
}

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

.step-content p {
    margin-bottom: 20px;
}

.step-icon {
    margin: 0 auto;
    display: block;
}

.step-arrow {
    flex: 0.2;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cta-center {
    text-align: center;
    margin-top: 40px;
}

/* Testimonials Section */
.testimonials {
    background-color: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: linear-gradient(135deg, var(--primary-light), #E3F2FD);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    position: relative;
}

.quote {
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.user {
    display: flex;
    align-items: center;
}

.user-info h4 {
    font-size: 1.1rem;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.user-info p {
    margin: 0;
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    background-color: var(--white);
    text-align: center;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--border-radius);
    padding: 60px 30px;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

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

.cta-box p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.tags-container {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    display: inline-block;
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 0.9rem;
}

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

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

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

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

.accordion-header h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin: 0;
}

.accordion-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 0 20px 20px;
    max-height: 1000px;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 70px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand a {
    display: flex;
    align-items: center;
    color: var(--white);
    margin-bottom: 15px;
    font-weight: 700;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-links ul li {
    margin-bottom: 15px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.footer-tags {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.3rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .step-arrow {
        display: none;
    }

    .steps {
        justify-content: center;
        gap: 30px;
    }

    .hero .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .hero-content {
        margin-right: 0;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 30px 30px;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

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

    .nav-menu li {
        margin: 15px 0;
    }

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

@media (max-width: 576px) {
    body {
        font-size: 0.9rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    section {
        padding: 50px 0;
    }

    .hero {
        padding: 60px 0 40px;
    }

    .feature-card, .step {
        padding: 20px;
    }

    .cta-box {
        padding: 40px 20px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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