/**
 * @file common.css
 * @description 公共样式文件 - 可爱梦幻风格设计
 * @author 重庆一梦浮生科技有限公司
 */

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800;900&display=swap');

:root {
    --primary-color: #FF9ECD;
    --primary-hover: #FF7BB5;
    --primary-light: #FFC4E0;
    --primary-dark: #E889B8;
    --secondary-color: #A8E6CF;
    --secondary-hover: #7DD3B8;
    --accent-purple: #DCD0FF;
    --accent-blue: #B5DEFF;
    --accent-yellow: #FFE5B4;
    --accent-peach: #FFCAB0;
    --accent-mint: #C1F0E8;
    --accent-lavender: #E8D5FF;
    --text-primary: #5D4E6D;
    --text-secondary: #8B7E9B;
    --text-light: #B5A8C5;
    --bg-primary: #FFF9FC;
    --bg-secondary: #FFF0F6;
    --bg-tertiary: #FDF2F8;
    --bg-card: #FFFFFF;
    --border-color: #FFE4EF;
    --shadow-sm: 0 2px 12px rgba(255, 158, 205, 0.1);
    --shadow-md: 0 4px 20px rgba(255, 158, 205, 0.15);
    --shadow-lg: 0 8px 40px rgba(255, 158, 205, 0.2);
    --shadow-xl: 0 16px 60px rgba(255, 158, 205, 0.25);
    --radius-sm: 16px;
    --radius-md: 24px;
    --radius-lg: 32px;
    --radius-xl: 40px;
    --radius-2xl: 56px;
    --radius-full: 9999px;
    --transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: all 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(circle at 10% 10%, rgba(255, 158, 205, 0.05) 0%, transparent 30%),
        radial-gradient(circle at 90% 90%, rgba(168, 230, 207, 0.05) 0%, transparent 30%),
        radial-gradient(circle at 50% 50%, rgba(220, 208, 255, 0.03) 0%, transparent 40%);
    background-attachment: fixed;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::before {
    content: '✿';
    margin-right: 12px;
    color: var(--primary-color);
    animation: flowerSpin 3s infinite ease-in-out;
}

.section-title::after {
    content: '✿';
    margin-left: 12px;
    color: var(--primary-color);
    animation: flowerSpin 3s infinite ease-in-out reverse;
}

@keyframes flowerSpin {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
}

.section-subtitle {
    font-size: 17px;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 700;
    border-radius: var(--radius-full);
    transition: var(--transition);
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 50%, var(--primary-dark) 100%);
    color: #ffffff;
    box-shadow: 0 4px 24px rgba(255, 158, 205, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 36px rgba(255, 158, 205, 0.6);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-hover) 100%);
    color: #ffffff;
    box-shadow: 0 4px 24px rgba(168, 230, 207, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 36px rgba(168, 230, 207, 0.6);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.9);
    border: 3px solid var(--primary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 30px rgba(255, 158, 205, 0.4);
}

.btn-lg {
    padding: 18px 44px;
    font-size: 17px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 249, 252, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 3px dashed var(--border-color);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.98);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    padding: 0 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 900;
    color: var(--text-primary);
}

.navbar-logo img {
    height: 44px;
    width: auto;
}

.navbar-logo-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-purple) 50%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.navbar-logo-text::after {
    content: '♡';
    position: absolute;
    right: -24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    -webkit-text-fill-color: var(--primary-color);
    animation: heartBeat 1.5s infinite;
}

@keyframes heartBeat {
    0%, 100% { transform: translateY(-50%) scale(1); }
    50% { transform: translateY(-50%) scale(1.2); }
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-link {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-secondary);
    position: relative;
    padding: 12px 20px;
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.navbar-link:hover {
    color: var(--primary-color);
    background: rgba(255, 158, 205, 0.12);
    transform: translateY(-3px);
}

.navbar-link.active {
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    box-shadow: 0 4px 20px rgba(255, 158, 205, 0.4);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.navbar-toggle:hover {
    background: var(--bg-secondary);
}

.navbar-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-purple));
    border-radius: 3px;
    transition: var(--transition);
}

.footer {
    background: linear-gradient(180deg, #FFF0F6 0%, #FFE4EF 50%, #FFD6E8 100%);
    color: var(--text-primary);
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-purple), var(--secondary-color), var(--accent-blue), var(--accent-yellow), var(--primary-color));
    background-size: 300% 100%;
    animation: rainbowSlide 4s linear infinite;
}

@keyframes rainbowSlide {
    0% { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

.footer::after {
    content: '🌸 ✿ 🌸';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 20px;
    letter-spacing: 20px;
    opacity: 0.4;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 44px;
    width: auto;
}

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

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #ffffff 0%, #FFF9FC 100%);
    color: var(--primary-color);
    font-size: 22px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
}

.footer-social a:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: #ffffff;
    transform: translateY(-6px) rotate(15deg);
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(255, 158, 205, 0.4);
}

.footer-column h4 {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.footer-column h4::before {
    content: '♡ ';
    color: var(--primary-color);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links a {
    font-size: 15px;
    color: var(--text-secondary);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a::before {
    content: '→';
    color: var(--primary-color);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.footer-links a:hover::before {
    transform: translateX(4px);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-secondary);
    padding: 14px 18px;
    background: linear-gradient(135deg, #ffffff 0%, #FFF9FC 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: var(--transition);
}

.footer-contact-item:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.footer-contact-item span:first-child {
    font-size: 20px;
}

.footer-bottom {
    border-top: 3px dashed var(--border-color);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copyright {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-beian {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-beian a {
    color: var(--primary-color);
    font-weight: 600;
}

.footer-beian a:hover {
    text-decoration: underline;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFF0F6 0%, #FFE4EF 25%, #E8D5FF 50%, #B5DEFF 75%, #C1F0E8 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 158, 205, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(168, 230, 207, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(220, 208, 255, 0.15) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-particle {
    position: absolute;
    font-size: 28px;
    animation: floatParticle 10s infinite ease-in-out;
    opacity: 0.7;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.hero-particle:nth-child(1) { top: 8%; left: 5%; animation-delay: 0s; }
.hero-particle:nth-child(2) { top: 15%; left: 88%; animation-delay: 1s; }
.hero-particle:nth-child(3) { top: 55%; left: 8%; animation-delay: 2s; }
.hero-particle:nth-child(4) { top: 72%; left: 92%; animation-delay: 3s; }
.hero-particle:nth-child(5) { top: 38%; left: 96%; animation-delay: 4s; }
.hero-particle:nth-child(6) { top: 85%; left: 48%; animation-delay: 5s; }
.hero-particle:nth-child(7) { top: 12%; left: 62%; animation-delay: 6s; }
.hero-particle:nth-child(8) { top: 88%; left: 28%; animation-delay: 7s; }
.hero-particle:nth-child(9) { top: 25%; left: 35%; animation-delay: 0.5s; }
.hero-particle:nth-child(10) { top: 68%; left: 75%; animation-delay: 1.5s; }

@keyframes floatParticle {
    0%, 100% { transform: translateY(0) rotate(0deg) scale(1); }
    25% { transform: translateY(-25px) rotate(15deg) scale(1.1); }
    50% { transform: translateY(-15px) rotate(-10deg) scale(0.95); }
    75% { transform: translateY(-35px) rotate(8deg) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--text-primary);
    padding: 0 24px;
    max-width: 900px;
}

.hero-title {
    font-size: 52px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.2;
    animation: bounceIn 1s ease;
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-purple) 40%, var(--secondary-color) 70%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientMove 4s ease infinite;
}

@keyframes gradientMove {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes bounceIn {
    0% { opacity: 0; transform: scale(0.3); }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.92); }
    100% { opacity: 1; transform: scale(1); }
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 16px;
    animation: slideUp 0.8s ease 0.2s both;
    color: var(--text-secondary);
    font-weight: 600;
}

.hero-desc {
    font-size: 17px;
    margin-bottom: 40px;
    animation: slideUp 0.8s ease 0.4s both;
    color: var(--text-secondary);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: slideUp 0.8s ease 0.6s both;
}

.hero-btn {
    padding: 18px 44px;
    font-size: 17px;
    font-weight: 700;
    border-radius: var(--radius-full);
    transition: var(--transition);
    position: relative;
}

.hero-btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 50%, var(--primary-dark) 100%);
    color: #ffffff;
    box-shadow: 0 8px 36px rgba(255, 158, 205, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 48px rgba(255, 158, 205, 0.6);
}

.hero-btn-outline {
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--primary-color);
}

.hero-btn-outline:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-5px) scale(1.05);
}

.product-banner {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%);
}

.product-banner-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #ffffff;
    padding: 120px 24px 80px;
}

.product-banner-icon {
    font-size: 96px;
    margin-bottom: 24px;
    animation: bounce 2.5s infinite;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}

@keyframes bounce {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.product-banner-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.product-banner-slogan {
    font-size: 24px;
    opacity: 0.95;
    margin-bottom: 12px;
    font-weight: 700;
}

.product-banner-desc {
    font-size: 17px;
    opacity: 0.9;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 3px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-purple), var(--secondary-color));
}

.card:hover {
    transform: translateY(-10px) rotate(1deg);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

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

.card-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.card-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 3px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-purple), var(--secondary-color));
    transform: scaleX(0);
    transition: var(--transition);
}

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

.feature-card::after {
    content: '✧';
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 20px;
    color: var(--primary-light);
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-12px) rotate(1deg);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-card:hover::after {
    opacity: 1;
    animation: starSpin 1s ease;
}

@keyframes starSpin {
    0% { transform: rotate(0deg) scale(0); }
    50% { transform: rotate(180deg) scale(1.3); }
    100% { transform: rotate(360deg) scale(1); }
}

.feature-icon {
    font-size: 56px;
    margin-bottom: 20px;
    display: inline-block;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.2) rotate(12deg);
}

.feature-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 4px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-14px) rotate(1deg);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.product-card-image {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-card-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.4) 0%, transparent 60%);
    animation: shimmer 4s infinite linear;
}

@keyframes shimmer {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.product-card-icon {
    font-size: 96px;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}

.product-card-content {
    padding: 32px;
}

.product-card-title {
    font-size: 26px;
    font-weight: 900;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.product-card-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.product-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-color);
    padding: 14px 28px;
    background: rgba(255, 158, 205, 0.12);
    border-radius: var(--radius-full);
    transition: var(--transition);
    border: 2px solid transparent;
}

.product-card-btn:hover {
    gap: 12px;
    background: var(--primary-color);
    color: #ffffff;
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.screenshot-gallery {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.screenshot-item {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 3px solid var(--border-color);
}

.screenshot-item:hover {
    transform: scale(1.06) rotate(2deg);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.timeline {
    position: relative;
    padding-left: 48px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-purple), var(--secondary-color), var(--accent-blue));
    border-radius: 4px;
}

.timeline-item {
    position: relative;
    padding-bottom: 44px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -36px;
    top: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-purple));
    border: 4px solid var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(255, 158, 205, 0.25);
    transition: var(--transition);
}

.timeline-item:hover::before {
    transform: scale(1.4);
    box-shadow: 0 0 0 8px rgba(255, 158, 205, 0.35);
}

.timeline-date {
    font-size: 14px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-content {
    font-size: 17px;
    color: var(--text-primary);
    line-height: 1.6;
    padding: 18px 26px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: var(--transition);
}

.timeline-item:hover .timeline-content {
    border-color: var(--primary-color);
    transform: translateX(8px);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.form-label .required {
    color: var(--primary-color);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 16px 20px;
    font-size: 15px;
    border: 3px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    color: var(--text-primary);
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(255, 158, 205, 0.2);
    transform: scale(1.01);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes wiggle {
    0%, 100% { transform: rotate(-5deg); }
    50% { transform: rotate(5deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

.animate-wiggle {
    animation: wiggle 0.5s ease;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .screenshot-gallery {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 8px;
        box-shadow: var(--shadow-xl);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 3px dashed var(--border-color);
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-link {
        padding: 16px 24px;
        width: 100%;
        text-align: center;
        border-radius: var(--radius-lg);
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshot-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 28px;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .product-banner-title {
        font-size: 32px;
    }
    
    .product-banner-slogan {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .screenshot-gallery {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-btn {
        width: 100%;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
}