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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: #ffffff;
    color: #1a1a2e;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Hero Section */
.hero {
    display: flex;
    gap: 24px;
    margin-bottom: 60px;
    align-items: flex-start;
}

.app-icon {
    width: 120px;
    height: 120px;
    background: #1a1a2e;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.app-icon svg {
    width: 60px;
    height: 60px;
    fill: white;
}

.app-icon img {
    width: 108px;
    height: 108px;
    object-fit: contain;
}


.hero-content h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.hero-content p {
    color: #64748b;
    margin-bottom: 20px;
    font-size: 16px;
}

.store-buttons {
    display: flex;
    gap: 12px;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: white;
    text-decoration: none;
    color: #1a1a2e;
    font-size: 14px;
    transition: background 0.2s;
}

.store-btn:hover {
    background: #f8fafc;
}

.store-btn svg {
    width: 20px;
    height: 20px;
}

.store-btn span {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.store-btn .small {
    font-size: 10px;
    color: #64748b;
}

.store-btn .bold {
    font-weight: 600;
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.section-header h2 {
    font-size: 20px;
    font-weight: 700;
}

/* Device Toggle */
.device-toggle {
    display: flex;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
}

.device-toggle input[type="radio"] {
    display: none;
}

.device-toggle label {
    padding: 8px 16px;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    background: white;
    transition: background 0.2s;
}

.device-toggle label:first-of-type {
    border-right: 1px solid #e2e8f0;
}

.device-toggle input[type="radio"]:checked + label {
    background: #f1f5f9;
}

.device-toggle svg {
    width: 16px;
    height: 16px;
}

/* Screenshots */
.screenshots {
    margin-bottom: 60px;
}

.screenshots-grid {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 10px;
}

.screenshot-card {
    min-width: 220px;
    height: 380px;
    background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.screenshot-card span {
    color: white;
    font-size: 18px;
    font-weight: 600;
}

/* Features */
.features {
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-card {
    padding: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    background: white;
}

.feature-icon {
    width: 40px;
    height: 40px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
    stroke: #1a1a2e;
}

.feature-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    color: #64748b;
}

.feature-screenshot {
    margin-top: 16px;
    border-radius: 16px;
    overflow: hidden;
}

.feature-screenshot img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
}


/* Reviews */
.reviews {
    margin-bottom: 60px;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.review-card {
    padding: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    background: white;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.avatar {
    width: 40px;
    height: 40px;
    background: #f1f5f9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: #64748b;
    font-size: 14px;
}

.reviewer-info h4 {
    font-size: 14px;
    font-weight: 600;
}

.stars {
    color: #fbbf24;
    font-size: 14px;
    letter-spacing: 2px;
}

.review-card p {
    font-size: 14px;
    color: #64748b;
}

/* FAQ */
.faq {
    margin-bottom: 60px;
}

.faq-item {
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 16px 20px;
    background: white;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    text-align: left;
    color: #1a1a2e;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question svg {
    width: 20px;
    height: 20px;
    stroke: #64748b;
    transition: transform 0.3s;
}

.faq-item input[type="checkbox"] {
    display: none;
}

.faq-item input[type="checkbox"]:checked + .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item input[type="checkbox"]:checked ~ .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 20px 16px;
    font-size: 14px;
    color: #64748b;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid #e2e8f0;
}

footer p {
    font-size: 14px;
    color: #64748b;
}

footer a {
    color: #6366f1;
    text-decoration: none;
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    text-decoration: none;
}

.scroll-top svg {
    width: 20px;
    height: 20px;
    stroke: #1a1a2e;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

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

    .features-grid {
        grid-template-columns: 1fr;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

}

/* Industries Section (DESKTOP + MOBILE DEFAULTS) */
.industries {
    margin-bottom: 60px;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.industry-card {
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 24px;
    background: white;
    transition: box-shadow 0.2s, transform 0.2s;
    cursor: default;
}

.industry-card:hover {
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.industry-card h3 {
    margin-bottom: 8px;
    font-size: 18px;
    font-weight: 600;
}

.industry-card p {
    font-size: 14px;
    color: #64748b;
    margin: 0;
}

/* MOBILE Override */
@media (max-width: 768px) {
    .industries-grid {
        grid-template-columns: 1fr;
    }
}

/* Info Icon (top-right) */
.info-icon {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 26px;
    height: 26px;
    padding: 4px;
    border-radius: 50%;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.feature-card {
    position: relative;
}

.info-icon:hover {
    background: #f1f5f9;
}

/* Hide real checkbox */
.info-toggle {
    display: none;
}

/* Hidden extra info */
.feature-extra {
    margin-top: 12px;
    padding: 12px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-size: 14px;
    color: #475569;
    line-height: 1.45;
    display: none;
}

/* Show when toggled */
.info-toggle:checked ~ .feature-extra {
    display: block;
}

/* -------------- MODAL FOR FEATURE EXTRA -------------- */

/* Hide checkbox */
.info-toggle {
    display: none;
}

/* Modal backdrop */
.feature-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.45);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

/* Modal content */
.feature-modal-content {
    background: white;
    width: 90%;
    max-width: 420px;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    animation: fadeIn 0.25s ease;
}

.feature-modal h4 {
    margin-bottom: 12px;
    font-size: 18px;
    font-weight: 600;
}

.feature-modal p {
    margin-bottom: 0;
    font-size: 14px;
    color: #475569;
    line-height: 1.45;
}

/* Close button */
.modal-close {
    margin-top: 20px;
    display: inline-block;
    padding: 8px 16px;
    background: #1a1a2e;
    color: white;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    text-align: center;
}

/* Checkbox toggles modal visibility */
.info-toggle:checked ~ .feature-modal {
    display: flex;
}

/* Fade animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.feature-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.45);
    display: none; /* hidden initially */
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.feature-modal-content {
    background: white;
    width: 90%;
    max-width: 420px;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.modal-close {
    margin-top: 20px;
    padding: 8px 16px;
    background: #1a1a2e;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
}

.additional-features {
    margin-top: 2rem;
    margin-bottom: 3rem;
}

.additional-features h2 {
    text-align: center;
    margin-bottom: 1rem;
}

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

.features-grid ul {
    list-style-type: disc;
    padding-left: 1.2rem;
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr; /* collapse to single column */
    }
}

.feature-note {
    font-size: 0.8rem;       /* smaller text */
    color: #777;             /* muted gray */
    font-style: italic;      /* optional, makes it softer */
    text-align: center;      /* center it under the section */
    margin-top: 1rem;
}

/* ---------- HEADER NAV ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: white;
    border-bottom: 1px solid #e2e8f0;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #1a1a2e;
    font-weight: 700;
}

.nav-logo img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-links a {
    text-decoration: none;
    font-size: 14px;
    color: #1a1a2e;
    font-weight: 500;
}

.nav-links a:hover {
    color: #6366f1;
}

/* Mobile Nav */
#nav-toggle {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: #1a1a2e;
}

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

    .nav-links {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        border-top: 1px solid #e2e8f0;
        display: none;
    }

    .nav-links a {
        padding: 14px 20px;
        border-bottom: 1px solid #e2e8f0;
    }

    #nav-toggle:checked ~ .nav-links {
        display: flex;
    }
}

/* ---------- DROPDOWN BASE ---------- */

.nav-dropdown {
    position: relative;
}

.nav-dropdown input {
    display: none;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: #1a1a2e;
    cursor: pointer;
    text-decoration: none;
    display: flex;
    align-items: center;
    height: 100%;
}

/* ---------- DESKTOP DROPDOWN ---------- */

@media (min-width: 769px) {
    .nav-dropdown:hover .dropdown-menu {
        display: block;
    }

    .dropdown-menu {
        position: absolute;
        top: 100%;
        left: 0;
        background: white;
        border: 1px solid #e2e8f0;
        border-radius: 10px;
        padding: 8px 0;
        min-width: 180px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.08);
        display: none;
    }

    .dropdown-menu a {
        display: block;
        padding: 10px 16px;
        font-size: 14px;
        color: #1a1a2e;
        text-decoration: none;
    }

    .dropdown-menu a:hover {
        background: #f8fafc;
    }
}

/* ---------- MOBILE DROPDOWN ---------- */

@media (max-width: 768px) {

    .nav-dropdown {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 14px 20px;
        border-bottom: 1px solid #e2e8f0;
    }

    .dropdown-menu {
        display: none;
        flex-direction: column;
        background: #f8fafc;
    }

    .dropdown-menu a {
        padding: 12px 32px;
        font-size: 14px;
        border-bottom: 1px solid #e2e8f0;
    }

    /* CLICK TO OPEN */
    #industries-toggle:checked + .nav-link + .dropdown-menu {
        display: flex;
    }

    .nav-link::after {
        content: "▾";
        float: right;
        transition: transform 0.2s ease;
    }

    #industries-toggle:checked + .nav-link::after {
        transform: rotate(180deg);
    }
}