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

:root {
    --primary: #ff6b35;
    --primary-light: #ff8a5c;
    --primary-dark: #e55a2b;
    --secondary: #ffc93c;
    --accent: #07c3b1;
    --text-dark: #1a1a2e;
    --text-regular: #4a4a68;
    --text-light: #8a8a9e;
    --bg-light: #fff8f4;
    --bg-white: #ffffff;
    --bg-gray: #f7f8fc;
    --shadow-sm: 0 2px 8px rgba(255, 107, 53, 0.08);
    --shadow-md: 0 8px 24px rgba(255, 107, 53, 0.12);
    --shadow-lg: 0 16px 48px rgba(255, 107, 53, 0.18);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --gradient-primary: linear-gradient(135deg, #ff6b35 0%, #ff8a5c 100%);
    --gradient-hero: linear-gradient(135deg, #fff8f4 0%, #ffe8dc 100%);
    --gradient-accent: linear-gradient(135deg, #07c3b1 0%, #07a190 100%);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-dark);
    background: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s;
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    border-bottom-color: #f0f0f0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    box-shadow: var(--shadow-sm);
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: var(--shadow-sm);
}

.logo-text {
    font-size: 22px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-regular);
    transition: all 0.3s;
    position: relative;
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(255, 107, 53, 0.08);
}

.nav-link.active {
    color: var(--primary);
    background: rgba(255, 107, 53, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #ff6b35 0%, transparent 70%);
    top: -200px;
    right: -100px;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #ffc93c 0%, transparent 70%);
    bottom: -100px;
    left: -150px;
    animation-delay: -7s;
}

.blob-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #07c3b1 0%, transparent 70%);
    top: 40%;
    left: 30%;
    opacity: 0.2;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-size: 60px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.title-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-subtitle {
    font-size: 36px;
    color: var(--text-dark);
    font-weight: 700;
    display: block;
    margin-top: 8px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-regular);
    margin-bottom: 40px;
    line-height: 1.8;
    max-width: 560px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(255, 107, 53, 0.45);
}

.btn-outline {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-white {
    background: white;
    color: var(--primary);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.btn-white-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-white-outline:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 40px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, #e0e0e0, transparent);
}

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: floatCard 4s ease-in-out infinite;
}

.card-main {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 30px 40px;
    z-index: 5;
    animation-delay: 0s;
}

.card-main .card-icon {
    font-size: 50px;
}

.card-main .card-text {
    display: flex;
    flex-direction: column;
}

.card-main strong {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
}

.card-main span {
    font-size: 14px;
    color: var(--text-light);
}

.card-top {
    top: 10%;
    left: 20%;
    animation-delay: -1s;
}

.card-right {
    top: 25%;
    right: 5%;
    animation-delay: -2s;
}

.card-bottom {
    bottom: 15%;
    right: 15%;
    animation-delay: -3s;
}

.card-left {
    bottom: 20%;
    left: 5%;
    animation-delay: -0.5s;
}

.mini-emoji {
    font-size: 28px;
}

.floating-card span:not(.card-text span) {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-regular);
}

@keyframes floatCard {
    0%, 100% { transform: translate(var(--tx, 0), var(--ty, 0)) translateY(0); }
    50% { transform: translate(var(--tx, 0), var(--ty, 0)) translateY(-10px); }
}

.card-main { --tx: -50%; --ty: -50%; }
.card-top { --tx: 0; --ty: 0; }
.card-right { --tx: 0; --ty: 0; }
.card-bottom { --tx: 0; --ty: 0; }
.card-left { --tx: 0; --ty: 0; }

.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.about {
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-heading {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.about-text {
    font-size: 16px;
    color: var(--text-regular);
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--primary);
    font-weight: 600;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: all 0.3s;
}

.feature-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    flex-shrink: 0;
}

.feature-text {
    display: flex;
    flex-direction: column;
}

.feature-text strong {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.feature-text span {
    font-size: 14px;
    color: var(--text-light);
}

.about-visual {
    position: relative;
    height: 500px;
}

.about-card-stack {
    position: relative;
    width: 100%;
    height: 100%;
}

.about-card {
    position: absolute;
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.4s;
}

.about-card-1 {
    top: 0;
    left: 0;
    width: 180px;
    z-index: 1;
}

.about-card-1:hover {
    transform: translateY(-10px) rotate(-3deg);
    z-index: 10;
}

.about-card-2 {
    top: 80px;
    right: 0;
    width: 200px;
    z-index: 2;
}

.about-card-2:hover {
    transform: translateY(-10px) rotate(3deg);
    z-index: 10;
}

.about-card-3 {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 190px;
    z-index: 3;
}

.about-card-3:hover {
    transform: translateX(-50%) translateY(-10px);
    z-index: 10;
}

.card-emoji {
    font-size: 48px;
    margin-bottom: 16px;
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.card-desc {
    font-size: 13px;
    color: var(--text-light);
}

.business {
    background: var(--bg-gray);
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.business-card {
    background: white;
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}

.business-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin-bottom: 24px;
    transition: transform 0.4s;
}

.business-card:hover .business-icon {
    transform: scale(1.1) rotate(-8deg);
}

.b-icon-1 { background: linear-gradient(135deg, #fff1e8 0%, #ffe4d4 100%); }
.b-icon-2 { background: linear-gradient(135deg, #e8f8e8 0%, #d4f0d4 100%); }
.b-icon-3 { background: linear-gradient(135deg, #f8e8f8 0%, #f0d4f0 100%); }
.b-icon-4 { background: linear-gradient(135deg, #e8f0f8 0%, #d4e4f0 100%); }

.business-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.business-desc {
    font-size: 15px;
    color: var(--text-regular);
    line-height: 1.8;
    margin-bottom: 24px;
}

.business-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.business-tags span {
    padding: 6px 12px;
    background: var(--bg-light);
    color: var(--text-regular);
    font-size: 12px;
    font-weight: 500;
    border-radius: 100px;
}

.download {
    background: white;
}

.download-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.qr-section {
    display: flex;
    justify-content: center;
}

.qr-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    width: 100%;
    max-width: 380px;
    border: 2px solid transparent;
    transition: all 0.4s;
    position: relative;
}

.qr-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 107, 53, 0.2);
}

.qr-badge {
    position: absolute;
    top: -18px;
    left: 50%;
    transform: translateX(-50%);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
    color: white;
}

.app-badge {
    background: var(--gradient-primary);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.35);
}

.mini-badge {
    background: linear-gradient(135deg, #07c3b1 0%, #07a190 100%);
    box-shadow: 0 8px 20px rgba(7, 195, 177, 0.35);
}

.qr-image-wrapper {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 40px auto 24px;
    padding: 10px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: inset 0 0 0 2px #f0f0f0;
}

.qr-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-corner {
    position: absolute;
    width: 16px;
    height: 16px;
    border: 3px solid var(--primary);
}

.qr-corner-tl {
    top: -3px;
    left: -3px;
    border-right: none;
    border-bottom: none;
}

.qr-corner-tr {
    top: -3px;
    right: -3px;
    border-left: none;
    border-bottom: none;
}

.qr-corner-bl {
    bottom: -3px;
    left: -3px;
    border-right: none;
    border-top: none;
}

.qr-corner-br {
    bottom: -3px;
    right: -3px;
    border-left: none;
    border-top: none;
}

.qr-card-2 .qr-corner {
    border-color: #07c3b1;
}

.qr-info {
    margin-bottom: 20px;
}

.qr-info strong {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.qr-info span {
    font-size: 14px;
    color: var(--text-light);
}

.qr-platforms {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.qr-platforms span {
    padding: 6px 14px;
    background: var(--bg-light);
    color: var(--text-regular);
    font-size: 13px;
    font-weight: 500;
    border-radius: 100px;
}

.cta-section {
    background: linear-gradient(135deg, #ff6b35 0%, #ff8a5c 50%, #ffc93c 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-box {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.cta-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer {
    background: #1a1a2e;
    color: #ffffff;
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 60px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo img,
.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: cover;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    flex-shrink: 0;
}

.footer-logo span {
    font-size: 22px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.footer-col a,
.footer-col span {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 12px;
    transition: color 0.3s;
    line-height: 1.8;
}

.footer-col a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-beian {
    text-align: center;
}

.footer-beian a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s;
    display: inline-block;
    padding: 4px 12px;
}

.footer-beian a:hover {
    color: var(--primary-light);
}

.footer-copyright {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(255, 107, 53, 0.4);
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        height: 400px;
        order: -1;
    }

    .hero-text {
        text-align: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-visual {
        height: 450px;
        max-width: 400px;
        margin: 0 auto;
    }

    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 8px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-120%);
        transition: transform 0.3s;
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 22px;
    }

    .hero-desc {
        font-size: 16px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 30px;
    }

    .section-subtitle {
        font-size: 16px;
    }

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

    .download-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .cta-title {
        font-size: 26px;
    }

    .cta-subtitle {
        font-size: 16px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-logo {
        justify-content: center;
    }

    .floating-card {
        padding: 12px 16px;
    }

    .card-main {
        padding: 20px 28px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 30px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .btn {
        padding: 14px 24px;
        font-size: 15px;
    }

    .stat-number {
        font-size: 26px;
    }

    .section-title {
        font-size: 26px;
    }

    .qr-card {
        padding: 30px 24px;
    }

    .hero-visual {
        height: 300px;
    }

    .about-visual {
        height: 400px;
    }

    .about-card {
        padding: 20px;
    }

    .about-card-1,
    .about-card-2,
    .about-card-3 {
        width: 150px;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease-out;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease-out;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}