:root {
    --font-main: 'Inter', sans-serif;
    --bg-body: #F8F9FA;
    --bg-card: #FFFFFF;
    --primary: #2563EB;
    --text-main: #111827;
    --text-muted: #6B7280;
    --radius-lg: 24px;
    --radius-md: 16px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --grad-hero: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 100%);
    --grad-accent: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
    --grad-body: linear-gradient(180deg, #EFF6FF 0%, #DBEAFE 100%);
    --grad-gold: linear-gradient(135deg, #FFD700 0%, #FDB931 100%)
}

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

html {
    scroll-behavior: smooth
}

body {
    font-family: var(--font-main);
    background: var(--bg-body);
    background-image: var(--grad-body);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.5;
    overflow-x: hidden
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 16px 0
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem
}

.brand-icon {
    color: var(--primary);
    font-size: 1.4rem
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 24px
}

.desk-links {
    display: none;
    gap: 24px
}

.desk-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s
}

.desk-links a:hover {
    color: var(--text-main)
}

.btn-get-app {
    background: var(--text-main);
    color: #fff;
    padding: 8px 16px;
    border-radius: 99px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: transform 0.2s;
    cursor: pointer;
    position: relative
}

.btn-get-app:hover {
    transform: scale(1.05)
}

.qr-popup {
    position: absolute;
    top: 130%;
    right: 0;
    background: #fff;
    padding: 20px;
    border-radius: 20px;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    display: none;
    width: 220px;
    text-align: center;
    z-index: 200;
    border: none;
    animation: fadeUp 0.3s cubic-bezier(0.16, 1, 0.3, 1)
}

.qr-popup::before {
    content: "";
    position: absolute;
    top: -6px;
    right: 20px;
    width: 12px;
    height: 12px;
    background: #fff;
    transform: rotate(45deg);
    box-shadow: -1px -1px 1px rgba(0, 0, 0, 0.03)
}

.qr-popup.active {
    display: block
}

.qr-popup img {
    width: 100%;
    border-radius: 8px;
    display: block
}

.qr-caption {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
    font-weight: 500
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(10px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@media (min-width:768px) {
    .desk-links {
        display: flex
    }
}

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

.hero-section {
    text-align: center;
    padding: 80px 0;
    display: flex;
    flex-direction: column;
    align-items: center
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(to right, #111827, #4B5563);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
    margin-bottom: 16px
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 12px
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 48px
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #111827;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    margin: 0 auto;
    transform: none;
    transition: transform 0.3s ease
}

.phone-mockup:hover {
    transform: scale(1.02)
}

.screen {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 32px;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column
}

.status-bar {
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600
}

.status-bar .icons {
    display: flex;
    gap: 6px
}

.app-ui {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--grad-hero);
    gap: 24px
}

.security-shield {
    width: 120px;
    height: 120px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 4rem
}

.security-status {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main)
}

.scan-btn {
    background: var(--primary);
    color: #fff;
    padding: 12px 32px;
    border-radius: 16px;
    font-weight: 600;
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3)
}

@media (min-width:768px) {
    .hero-title {
        font-size: 5rem
    }

    .hero-section {
        padding: 120px 0
    }
}

.features-section {
    padding: 30px 0
}

.bento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px
}

@media (min-width:768px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .span-2 {
        grid-column: span 2
    }
}

@media (min-width:1024px) {
    .bento-grid {
        grid-template-columns: repeat(3, 1fr)
    }

    .span-2 {
        grid-column: span 2
    }
}

.bento-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid rgba(0, 0, 0, 0.03);
    min-height: 300px;
    position: relative;
    overflow: hidden
}

.bento-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg)
}

.card-text {
    z-index: 2
}

.icon-box {
    width: 48px;
    height: 48px;
    background: #EFF6FF;
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px
}

.bento-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px
}

.bento-card p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6
}

.card-charger {
    background: linear-gradient(to bottom right, #FFFFFF, #F0FDF4)
}

.card-shutdown {
    background: linear-gradient(to bottom right, #FFFFFF, #FEF2F2)
}

.card-pocket {
    background: linear-gradient(to bottom right, #FFFFFF, #FFF7ED)
}

.card-robbery {
    background: linear-gradient(to bottom right, #FFFFFF, #EFF6FF)
}

.compare-section {
    padding: 24px 0
}

.section-header {
    text-align: center;
    margin-bottom: 40px
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem
}

.compare-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 8px;
    box-shadow: var(--shadow-lg);
    overflow-x: auto
}

.super-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px
}

.super-table th,
.super-table td {
    padding: 20px 24px;
    text-align: left;
    border-bottom: 1px solid #F3F4F6
}

.super-table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em
}

.super-table td {
    font-weight: 500
}

.t-center {
    text-align: center !important
}

.t-highlight {
    color: var(--primary)
}

.c-yes {
    color: #10B981;
    font-size: 1.5rem
}

.c-no {
    color: #E5E7EB;
    font-size: 1.5rem
}

.pricing-section {
    padding: 34px 0 74px 0
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    max-width: 800px;
    margin: 0 auto
}

@media (min-width:768px) {
    .pricing-grid {
        grid-template-columns: 1fr 1fr
    }
}

.price-card {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.03)
}

.price-card.pro {
    background: #111827;
    color: #fff;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden
}

.price-card.pro.gold-tint {
    border: 2px solid #FCD34D;
    box-shadow: 0 20px 25px -5px rgba(251, 191, 36, 0.3), 0 10px 10px -5px rgba(251, 191, 36, 0.1)
}

.price-card.pro.gold-tint .p-badge.best {
    background: var(--grad-gold);
    color: #000;
    font-weight: 700
}

.p-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 99px;
    background: #F3F4F6;
    color: #374151;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 24px
}

.price-card.pro .p-badge {
    background: rgba(255, 255, 255, 0.1);
    color: #fff
}

.p-price {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px
}

.p-period {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 24px
}

.price-card.pro .p-period {
    color: #9CA3AF
}

.p-save {
    color: #10B981;
    font-weight: 600;
    margin-bottom: 12px
}

.super-footer {
    border-top: none;
    padding: 40px 0 24px 0;
    background: #fff;
    border-radius: 40px 40px 0 0;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.03);
    margin-top: -20px
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center
}

@media (min-width:768px) {
    .footer-content {
        flex-direction: column;
        display: flex;
        align-items: center;
        align-items: center;
        gap: 20px;
        text-align: center
    }
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main)
}

.policy-section {
    width: 100%;
    margin-bottom: 32px
}

.policy-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main)
}

.faq-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px
}

.faq-item {
    background: #f9fafb;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05)
}

.faq-item summary {
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-main);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s
}

.faq-item summary::-webkit-details-marker {
    display: none
}

.faq-item summary:hover {
    background: rgba(0, 0, 0, 0.02)
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-muted);
    transition: transform 0.2s
}

.faq-item[open] summary::after {
    transform: rotate(45deg)
}

.features-zigzag {
    display: flex;
    flex-direction: column;
    gap: 80px;
    padding: 0 24px 80px 24px
}

.f-row {
    display: flex;
    align-items: center;
    gap: 48px;
    max-width: 1000px;
    margin: 0 auto
}

.f-row.reverse {
    flex-direction: row-reverse
}

.f-text {
    flex: 1
}

.f-image {
    flex: 1;
    display: flex;
    justify-content: center
}

.f-image img {
    width: 100%;
    max-width: 380px;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 4px solid #fff
}

.f-icon-small {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: var(--primary-bg);
    color: var(--primary);
    font-size: 1.5rem
}

.icon-red {
    background: #fee2e2;
    color: #ef4444
}

.icon-green {
    background: #dcfce7;
    color: #22c55e
}

.icon-blue {
    background: #eff6ff;
    color: #3b82f6
}

.icon-pink {
    background: #fdf4ff;
    color: #d946ef
}

.icon-orange {
    background: #fff7ed;
    color: #f97316
}

.icon-gray {
    background: #f3f4f6;
    color: #4b5563
}

.f-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main)
}

.f-text p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-muted)
}

.features-grid-section {
    background: #f8fafc;
    padding: 24xpx 24px;
    text-align: center
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 48px;
    color: var(--text-main)
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto
}

.mini-card {
    background: #fff;
    padding: 32px;
    border-radius: 32px;
    text-align: left;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.03)
}

.mini-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(0, 0, 0, 0.08)
}

.mc-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--text-main)
}

.mini-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main)
}

.mini-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5
}

@media (max-width:768px) {

    .f-row,
    .f-row.reverse {
        flex-direction: column-reverse;
        text-align: center;
        gap: 32px
    }

    .f-icon-small {
        margin: 0 auto 16px auto
    }
}

.faq-content {
    padding: 0 20px 20px 20px;
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    margin-top: -1px;
    padding-top: 16px
}

color:var(--text-muted){
line-height:1.6;
margin-bottom:12px
}

.policy-sub {
    background: #f9fafb;
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 16px
}

.policy-sub h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main)
}

.policy-sub p {
    margin-bottom: 4px;
    font-size: 0.95rem
}

.footer-play-btn a:hover {
    transform: translateY(-2px)
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center
}

@media (max-width:600px) {
    .footer-links {
        gap: 16px 24px
    }
}

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500
}

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

.footer-copy {
    color: #9CA3AF;
    font-size: 0.9rem
}

.features-grid-section {
    background: #ffffff;
    border-radius: 40px;
    padding: 80px 40px;
    margin: 60px 0;
    text-align: center
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto
}

.mini-card {
    background: #fff;
    border-radius: 24px;
    padding: 32px;
    text-align: left;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05)
}

.mini-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1)
}

.mc-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block
}

.icon-pink {
    color: #EC4899
}

.icon-orange {
    color: #F59E0B
}

.icon-gray {
    color: #6B7280
}