:root {
    --primary-color: #4361EE;
    --primary-hover: #3A53D0;
    --bg-white: #FFFFFF;
    --text-black: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --border-light: #E2E8F0;
    --border-subtle: #F1F5F9;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body, html {
    font-family: var(--font-body);
    background-color: var(--bg-white);
    color: var(--text-black);
    line-height: 1.5;
    position: relative;
    width: 100%;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar */
.navbar {
    padding: 20px 0;
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-light);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    display: inline-block;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Buttons */
.btn {
    font-family: var(--font-body);
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    white-space: nowrap;
    font-size: 14px;
    padding: 10px 20px;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #FFFFFF;
    border: none;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(67, 97, 238, 0.35);
}

.btn-apple {
    background-color: #000000;
    color: #FFFFFF;
    border: none;
}

.btn-apple:hover {
    background-color: #1D1D1F;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}

.btn-google {
    background-color: #01875F;
    color: #FFFFFF;
    border: none;
}

.btn-google:hover {
    background-color: #017351;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(1, 135, 95, 0.35);
}

.btn-secondary {
    background-color: #F1F5F9;
    color: var(--text-black);
    border: none;
}

.btn-secondary:hover {
    background-color: #E2E8F0;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.btn-primary-outline {
    background: #EEF2FF;
    color: var(--primary-color);
    border: none;
}

.btn-primary-outline:hover {
    background: #E0E7FF;
    color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
}

.btn-link {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 600;
}

.btn-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Tag Eyebrow */
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.tag-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 72px 0 64px;
    background: var(--bg-white);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(34px, 4.5vw, 54px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--text-black);
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

/* Trust Pill */
.trust-pill {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 18px;
    border: none;
    border-radius: 50px;
    background: #F8FAFC;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.trust-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.trust-item svg {
    color: var(--primary-color);
}

.trust-divider {
    color: #CBD5E1;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-card {
    position: relative;
    border: none;
    border-radius: 24px;
    padding: 10px;
    background: var(--bg-white);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.08);
    max-width: 460px;
    width: 100%;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 18px;
    border: none;
    display: block;
    object-fit: cover;
}

.hero-badge {
    position: absolute;
    background: var(--bg-white);
    border: none;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-black);
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
}

.badge-top {
    top: -12px;
    left: 20px;
}

.badge-bottom {
    bottom: -12px;
    right: 20px;
}

/* Activities Section */
.activities-section {
    padding: 88px 0;
    background: #F8FAFC;
}

.section-header {
    margin-bottom: 48px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.02em;
    color: var(--text-black);
    max-width: 720px;
    margin-bottom: 14px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 620px;
    line-height: 1.6;
}

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

.activity-card {
    border: none;
    border-radius: 20px;
    padding: 28px;
    background: var(--bg-white);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 250px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

.card-header {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: 16px;
}

.card-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #EEF2FF;
    color: var(--primary-color);
}

.card-icon.brand {
    background: var(--primary-color);
    border: none;
    color: #FFFFFF;
}

.pill-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 50px;
    border: none;
    color: var(--text-secondary);
    background: #F1F5F9;
}

.card-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-black);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
}

.footer-spec {
    color: var(--primary-color);
    font-weight: 700;
}

/* Printer Banner */
.printer-banner {
    margin-top: 40px;
    padding: 24px 32px;
    border: none;
    border-radius: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-white);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.printer-info strong {
    font-size: 14px;
    color: var(--text-black);
}

.printer-info span {
    font-size: 13px;
    color: var(--text-secondary);
}

.badge-accent {
    background: var(--primary-color);
    color: #FFFFFF;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    border: none;
    box-shadow: 0 2px 8px rgba(67, 97, 238, 0.25);
    white-space: nowrap;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border-light);
    padding: 48px 0 32px;
    background: var(--bg-white);
}

.footer-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 6px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
    font-size: 12px;
    color: var(--text-muted);
}

/* Benefits Section */
.benefits-section {
    padding: 88px 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.benefit-card {
    background: #F8FAFC;
    border-radius: 20px;
    padding: 28px 24px;
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.benefit-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #EEF2FF;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
}

.benefit-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-black);
    line-height: 1.3;
}

.benefit-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    padding: 88px 0;
    background: #F8FAFC;
}

.faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 16px;
    border: 1px solid var(--border-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq-item[open] {
    border-color: var(--primary-color);
}

.faq-question {
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-black);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-chevron {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 22px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.65;
}

.faq-answer p + p {
    margin-top: 10px;
}

.faq-answer strong {
    color: var(--text-black);
}

/* Responsive */
@media (max-width: 1024px) {
    .activity-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .benefit-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-container {
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 16px 0;
    }
    .nav-actions .btn-link {
        display: none;
    }
    .hero {
        padding: 48px 0 40px;
    }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-subtitle {
        margin: 0 auto 24px;
    }
    .hero-cta {
        justify-content: center;
    }
    .trust-pill {
        justify-content: center;
    }
    .hero-visual {
        margin-top: 16px;
    }
    .hero-card {
        max-width: 360px;
    }
    .activity-grid {
        grid-template-columns: 1fr;
    }
    .benefit-grid {
        grid-template-columns: 1fr;
    }
    .printer-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    .footer-top {
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}