/* includes/style.css */
:root {
    --zx-primary: #0052cc;
    --zx-dark: #172b4d;
    --zx-light: #f4f5f7;
    --zx-success: #36b37e;
    --zx-border: #dfe1e6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--zx-light);
    color: var(--zx-dark);
    margin: 0;
    padding: 0;
}

/* Header & Navigation */
.zx-header {
    background-color: var(--zx-dark);
    color: #fff;
    padding: 1rem 0;
    position: relative;
    z-index: 1000;
}

.zx-container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

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

.zx-brand {
    color: #fff;
    text-decoration: none;
    font-size: 1.25rem;
    letter-spacing: 1px;
}

.zx-brand span {
    color: #4c9aff;
    font-size: 0.85rem;
    text-transform: uppercase;
}

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

.zx-nav a {
    color: #deebff;
    text-decoration: none;
    margin-left: 1.25rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

.zx-nav a:hover {
    color: #fff;
}

/* Mobile Toggle Hamburger Button (Hidden on Desktop) */
.zx-mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: #deebff;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    line-height: 1;
}

.zx-mobile-toggle:hover {
    color: #fff;
}

/* Buttons & CTA */
.btn-primary {
    background-color: var(--zx-primary);
    color: #fff !important;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.btn-cta {
    display: inline-block;
    background-color: var(--zx-primary);
    color: #fff !important;
    font-size: 1.1rem;
    font-weight: bold;
    padding: 0.85rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-cta:hover {
    background-color: #00388b;
}

/* Layout Containers & Cards */
.zx-main-content {
    padding: 2rem 0;
    min-height: 80vh;
}

.wo-card {
    background: #fff;
    border: 1px solid var(--zx-border);
    border-radius: 6px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.zx-footer {
    background-color: #fff;
    border-top: 1px solid var(--zx-border);
    padding: 1rem 0;
    font-size: 0.85rem;
    color: #5e6c84;
}

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

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 3rem 1rem;
    background: #fff;
    border: 1px solid var(--zx-border);
    border-radius: 8px;
    margin-bottom: 2.5rem;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--zx-dark);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #5e6c84;
    max-width: 650px;
    margin: 0 auto 1.5rem auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: #fff;
    padding: 1.5rem;
    border: 1px solid var(--zx-border);
    border-radius: 6px;
}

.feature-card h3 {
    margin-top: 0;
    color: var(--zx-primary);
}

/* Pricing Section */
.pricing-section {
    text-align: center;
    margin-bottom: 3rem;
}

.pricing-card {
    background: #fff;
    border: 2px solid var(--zx-primary);
    border-radius: 8px;
    padding: 2.5rem;
    max-width: 420px;
    margin: 0 auto;
    box-shadow: 0 4px 12px rgba(0, 82, 204, 0.1);
}

.pricing-price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--zx-dark);
    margin: 1rem 0;
}

.pricing-price span {
    font-size: 1rem;
    color: #5e6c84;
    font-weight: normal;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--zx-border);
}

.pricing-features li::before {
    content: "✓ ";
    color: var(--zx-success);
    font-weight: bold;
}

/* MOBILE RESPONSIVE STYLES (Screen widths <= 768px) */
@media (max-width: 768px) {
    .zx-mobile-toggle {
        display: block; /* Reveal hamburger icon */
    }

    .zx-nav {
        display: none; /* Collapse default inline navigation */
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--zx-dark);
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        border-bottom: 3px solid var(--zx-primary);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
        gap: 0.25rem;
    }

    .zx-nav.active {
        display: flex; /* Expand menu when clicked */
    }

    .zx-nav a {
        margin-left: 0;
        padding: 0.85rem 1rem;
        border-radius: 4px;
        background: rgba(255, 255, 255, 0.05);
        text-align: left;
        font-size: 1rem;
    }

    .zx-nav a:hover {
        background: rgba(255, 255, 255, 0.12);
    }

    .zx-nav a.btn-primary {
        text-align: center;
        margin-top: 0.5rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

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