/* Zeaks Trade - Main Stylesheet */
:root {
    --primary-color: #01B7EE;
    --primary-dark: #0198C8;
    --primary-light: #E0F7FD;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.cta-button {
    background: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    max-width: 600px;
    margin-left: 4rem;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

/* Sections */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 30px;
    height: 30px;
    fill: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* How It Works */
.how-it-works {
    background: var(--bg-light);
    border-radius: 24px;
    padding: 4rem 2rem;
}

.steps-container {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.step-item {
    flex: 1;
    min-width: 200px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step-item p {
    color: var(--text-secondary);
}

/* Image Section */
.image-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.image-card {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.image-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.image-card-content {
    padding: 1.5rem;
    background: var(--bg-white);
}

/* Testimonials */
.testimonials {
    background: var(--bg-light);
    border-radius: 24px;
    padding: 4rem 2rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-quote {
    font-size: 3rem;
    color: var(--primary-light);
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    line-height: 1;
}

.testimonial-text {
    margin: 2rem 0 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-primary);
}

/* Download Section */
.download-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 24px;
    padding: 4rem 2rem;
    text-align: center;
}

.download-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.download-section p {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: white;
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.qr-code {
    margin-top: 2rem;
}

.qr-code img {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    background: white;
    padding: 1rem;
}

/* Footer */
footer {
    background: var(--text-primary);
    color: white;
    padding: 4rem 2rem 2rem;
    margin-top: 6rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

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

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

.footer-section a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: rgba(255,255,255,0.6);
}

/* Forms */
.form-container {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-weight: 400;
    margin: 0;
}

/* Content Pages */
.content-page {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.content-page h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.content-page h2 {
    font-size: 2rem;
    margin: 3rem 0 1.5rem;
    color: var(--text-primary);
}

.content-page h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-primary);
}

.content-page p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.content-page ul,
.content-page ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.content-page li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.content-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    border-left: 4px solid var(--primary-color);
}

.last-updated {
    background: var(--primary-light);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
    font-weight: 600;
    color: var(--primary-dark);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-md);
        gap: 1rem;
    }

    .nav-links.active {
        display: flex;
    }

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

    .hero {
        flex-direction: column;
        text-align: center;
        min-height: auto;
        padding: 3rem 1.5rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-image {
        margin-left: 0;
        margin-top: 3rem;
        max-width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

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

    .steps-container {
        flex-direction: column;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .download-btn {
        width: 100%;
        max-width: 300px;
    }

    .form-container {
        padding: 2rem 1.5rem;
    }

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

    .content-page h2 {
        font-size: 1.5rem;
    }
}