@font-face {
    font-family: "comfortaa";
    src: url("./fonts/Comfortaa-Bold.ttf");
}

@font-face {
    font-family: "comfortaa-r";
    src: url("./fonts/Comfortaa-Regular.ttf");
}

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

.spark {
    font-family: "comfortaa", 'Noto Sans JP', sans-serif;
    letter-spacing: 0.2rem;
    background-image: linear-gradient(220deg, #e500ff, #ffeb00, #aaff00, #00c1ff);
    color: transparent;
    -webkit-text-fill-color: transparent; /* Safari */
    background-clip: text;
    -webkit-background-clip: text; /* Chrome、Safari */
    display: inline-block; /* 确保块级渲染 */
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #2C3E50;
    background-color: #2C3E50;
    overflow-x: hidden;
}

/* Header */
header {
    background: linear-gradient(135deg, #3044a3 0%, #2a3a8f 100%);
    color: white;
    height: 90px;
    width: 100vw;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(48, 68, 163, 0.1);
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo img {
    width: 50px;
    height: 50px;
    margin-right: 0.6rem;
    object-fit: cover;
    object-position: top center;
    align-items: center;
}

.logo .spark {
    transform: translateY(0.4rem);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-icon {
    display: none; /* 默认隐藏图标 */
    font-size: 1.2rem;
    opacity: 0.8;
    transition: all 0.3s ease;
    font-style: normal;
}

.nav-links a:hover,
.nav-links a.active {
    color: #ffb300;
    background: rgba(255, 255, 255, 0.1);
}

.nav-links a:hover .nav-icon,
.nav-links a.active .nav-icon {
    opacity: 1;
    transform: scale(1.1);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Page System */
.page {
    display: none;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    will-change: transform, opacity;
    padding-top: 90px;
    min-height: calc(100vh - 80px);
}

.page.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

.page.fade-out {
    opacity: 0;
    transform: translateX(-50px);
}

/* Hero Section */
.hero {
    background: linear-gradient(180deg, #00000000 0%, #3e8fc633 10%, #4763e5aa 25%, #2b387dab 35%, #0b3955d4 60%, #35417f00 100%);
    color: white;
    text-align: center;
    min-height: calc(100vh - 170px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero .normal {
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
    margin: 0 0.5rem;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.cta-button {
    display: inline-block;
    background: white;
    color: #3044a3;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
    cursor: pointer;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

/* Section Styles */
.section {
    padding: 0 0 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #3044a3;
    position: relative;
    margin-top: 4rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: #3044a3;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(48, 68, 163, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px rgba(48, 68, 163, 0.15);
}

.service-icon {
    font-size: 3rem;
    color: #3044a3;
    margin-bottom: 1rem;
}

.service-card h3 {
    color: #3044a3;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

#about {
    /*background: #F8F9FA; */
    background: #fbfbf2;
}

/* About Section */
.about-section {
    padding: 0 0 4rem;
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    padding: 0 2rem;
}

.team-member {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(48, 68, 163, 0.1);
}

.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: #3044a3;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.team-avatar:hover {
    background: #1e2e7a;
}

.team-avatar.blue {
    background-color: #4facfe;
}
.team-avatar.orange {
    background-color: #ff7300;
}
.team-avatar.purple {
    background-color: #7a00ff;
}

.team-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    color: white;
}

.team-header p {
    font-size: 1.2rem;
    line-height: 1.8rem;
}

/* Services Page */
.services-page {
}

#services {
    background: #eaf5ff;
}

.process-section {
    margin-top: 4rem;
    padding: 0 2rem;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.process-step {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(48, 68, 163, 0.1);
    position: relative;
}

.process-step::before {
    content: attr(data-step);
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #3044a3;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

/* Technology Section */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem 3rem;
    padding: 0 2rem;
}

.tech-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    border: 1px solid white;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.tech-item:hover::before {
    left: 100%;
}

.tech-item:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
}

.tech-item h4 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: white;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.tech-item p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    font-size: 0.95rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.tech-item:nth-child(1) {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.tech-item:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.tech-item:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.tech-item:nth-child(4) {
    background: linear-gradient(135deg, #3aca6b 0%, #14edc7 100%);
}

.tech-item:nth-child(5) {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.tech-item:nth-child(6) {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    color: #333;
}

.tech-item:nth-child(6) h4 {
    color: #333;
    text-shadow: none;
}

.tech-item:nth-child(6) p {
    color: rgba(51, 51, 51, 0.8);
    text-shadow: none;
}

.tech-item:nth-child(6) .tech-tag {
    text-shadow: none;
}

#technology {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

#technology::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

#technology .section-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

#technology .section-title::after {
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

#technology .section {
    position: relative;
    z-index: 2;
}

/* 技术图标 */
.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.tech-item:hover .tech-icon {
    transform: scale(1.2) rotate(5deg);
    opacity: 1;
}

/* 技术标签 */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1rem;
}

.tech-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.tech-tag:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 浮动动画 */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.tech-item {
    animation: float 6s ease-in-out infinite;
}

.tech-item:nth-child(2) { animation-delay: 1s; }
.tech-item:nth-child(3) { animation-delay: 2s; }
.tech-item:nth-child(4) { animation-delay: 3s; }
.tech-item:nth-child(5) { animation-delay: 4s; }
.tech-item:nth-child(6) { animation-delay: 5s; }

/* 粒子显示控制 */
.desktop-only {
    display: none;
}

.tablet-only {
    display: none;
}

.mobile-only {
    display: none;
}

/* 桌面端显示控制 */
@media (min-width: 1001px) {
    .desktop-only {
        display: block;
    }
}

/* 平板端显示控制 */
@media (max-width: 1000px) and (min-width: 481px) {
    .tablet-only {
        display: block;
    }
}

/* 手机端显示控制 */
@media (max-width: 480px) {
    .mobile-only {
        display: block;
    }
}

/* 技术卡片发光效果 */
.tech-item::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
    background-size: 1200%;
    border-radius: 22px;
    z-index: -1;
    animation: glowing 80s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.tech-item:hover::after {
    opacity: 1;
}

@keyframes glowing {
    0% { background-position: 0 0; }
    50% { background-position: 1200% 0; }
    100% { background-position: 0 0; }
}

/* 技术标签悬停效果增强 */
.tech-tag {
    position: relative;
    overflow: hidden;
}

.tech-tag::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: left 0.5s;
}

.tech-tag:hover::before {
    left: 100%;
}

/* 技术图标旋转动画 */
.tech-icon {
    display: inline-block;
}

.tech-item:hover .tech-icon {
    animation: icon-spin 0.6s ease-in-out;
}

@keyframes icon-spin {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.3) rotate(180deg); }
    100% { transform: scale(1.2) rotate(360deg); }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .tech-item {
        padding: 1.5rem;
    }
    
    .tech-item:hover {
        transform: translateY(-5px) scale(1.02);
    }
}

/* Recruitment Section */
.recruitment-section {
}

#recruitment {
    /*background-color: #fbfbf2;*/
    background-color: #F8F9FA;
    background-image: url(./images/bg-up.svg);
    background-repeat: no-repeat;
    background-position-x: center;
    background-position-y: top;
    background-size: cover;
}

.job-listing {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    box-shadow: 0 5px 25px rgba(48, 68, 163, 0.1);
}

.job-title {
    color: #3044a3;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact-section {
    /* background: #2C3E50; */
    background: linear-gradient(135deg, #061455 0%, #3a0473 100%);
    color: white;
    padding: 4rem 0;
}

.contact-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    color: #2C3E50;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #E8F2FF;
    border-radius: 8px;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3044a3;
}

.submit-btn {
    background: #3044a3;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

.submit-btn:hover {
    background: #2a3a8f;
}

.contact-info h3 {
    color: #E8F2FF;
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 1rem;
    opacity: 0.9;
    color: white;
}

/* Footer */
footer {
    background: #1a252f;
    color: white;
    text-align: center;
    width: 100vw;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    position: absolute;
}

/* Responsive Design */
@media (max-width: 1000px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100vw;
        background: #3044a3;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
        gap: 1rem;
    }

    .nav-links a {
        padding: 0.8rem;
        border-radius: 8px;
        transition: all 0.3s ease;
        font-size: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: rgba(255, 255, 255, 0.1);
    }

    .nav-icon {
        display: inline-block;
        font-size: 1.4rem;
        min-width: 24px;
        text-align: center;
        margin-top: -0.3rem;
    }

    .nav-links a:hover .nav-icon,
    .nav-links a.active .nav-icon {
        opacity: 1;
        transform: scale(1.1);
    }

    .mobile-menu {
        display: flex;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}


/* 超小屏幕优化 */
@media (max-width: 480px) {

    .nav-links a {
        padding: 0.6rem;
        font-size: 0.95rem;
    }

    .nav-icon {
        font-size: 1.2rem;
        min-width: 20px;
    }
}

/* Loading Animation */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.tu {
    display: flex;
    flex-direction: row;
    width: 100%;
    gap: 24px;
    align-items: center;
    border-top: 1px solid #D5DDEB;
    border-bottom: 1px solid #D5DDEB;
    padding: 40px 0;
}
.tu + .tu {
    margin-top: -1px;
}

.t_label { width: 30%; padding: 24px auto; font-size: 20px; font-weight: 900; text-align: left;}
.t_note { width: 70%; padding: 24px auto; text-align: left;}
.t_note p { font-size: 16px; line-height: 26px;}
.t_note .spark {color: black;}

#home {
    background-image: url('images/bg.jpg');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    min-height: calc(100vh - 170px);
}

.em {
    font-weight: 800;
    color: gold;
}

a[href^=tel] {
    color: white;
    font-style: normal;
    text-decoration: none;
} 

#about a[href^=tel] {
    color: black;
} 

.hero .particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.hero .particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(0,212,255,0.2) 100%);
    box-shadow: 0 0 24px 8px rgba(0,255,255,0.25), 0 0 60px 0 rgba(0,255,255,0.08);
    opacity: 0.7;
    animation: hero-bubble-float 14s infinite linear;
    filter: blur(0.5px);
    transition: background 0.3s;
    transform: translateY(calc(100vh + 80px)) scale(1) rotate(0deg);
}
.hero .particle.blue {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(0,212,255,0.5) 100%);
    box-shadow: 0 0 24px 8px rgba(0,212,255,0.25), 0 0 60px 0 rgba(0,212,255,0.08);
}
.hero .particle.green {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(111,255,0,0.4) 100%);
    box-shadow: 0 0 24px 8px rgba(64,255,0,0.25), 0 0 60px 0 rgba(0,255,89,0.08);
}
.hero .particle.purple {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(170,0,255,0.4) 100%);
    box-shadow: 0 0 24px 8px rgba(170,0,255,0.25), 0 0 60px 0 rgba(170,0,255,0.08);
}
.hero .particle.orange {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(255,140,0,0.4) 100%);
    box-shadow: 0 0 24px 8px rgba(255,140,0,0.25), 0 0 60px 0 rgba(255,140,0,0.08);
}
.hero .particle.pink {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(255,0,128,0.4) 100%);
    box-shadow: 0 0 24px 8px rgba(255,0,128,0.25), 0 0 60px 0 rgba(255,0,128,0.08);
}
.hero .particle.yellow {
    background: radial-gradient(circle, rgba(255,255,255,0.7) 60%, rgba(255,255,0,0.4) 100%);
    box-shadow: 0 0 24px 8px rgba(255,255,0,0.25), 0 0 60px 0 rgba(255,255,0,0.08);
}

.hero .desktop-only .particle:nth-child(1) { width: 36px; height: 36px; left: 10%; animation-delay: 0s; animation-duration: 24s; }
.hero .desktop-only .particle:nth-child(2) { width: 48px; height: 48px; left: 20%; animation-delay: 2s; animation-duration: 32s; }
.hero .desktop-only .particle:nth-child(3) { width: 24px; height: 24px; left: 30%; animation-delay: 4s; animation-duration: 20s; }
.hero .desktop-only .particle:nth-child(4) { width: 60px; height: 60px; left: 40%; animation-delay: 6s; animation-duration: 36s; }
.hero .desktop-only .particle:nth-child(5) { width: 32px; height: 32px; left: 50%; animation-delay: 8s; animation-duration: 26s; }
.hero .desktop-only .particle:nth-child(6) { width: 54px; height: 54px; left: 60%; animation-delay: 2s; animation-duration: 30s; }
.hero .desktop-only .particle:nth-child(7) { width: 28px; height: 28px; left: 70%; animation-delay: 12s; animation-duration: 22s; }
.hero .desktop-only .particle:nth-child(8) { width: 44px; height: 44px; left: 80%; animation-delay: 4s; animation-duration: 34s; }
.hero .desktop-only .particle:nth-child(9) { width: 38px; height: 38px; left: 90%; animation-delay: 16s; animation-duration: 27s; }
.hero .desktop-only .particle:nth-child(10) { width: 22px; height: 22px; left: 15%; animation-delay: 3s; animation-duration: 15s; }
.hero .desktop-only .particle:nth-child(11) { width: 50px; height: 50px; left: 65%; animation-delay: 7s; animation-duration: 33s; }
.hero .desktop-only .particle:nth-child(12) { width: 30px; height: 30px; left: 85%; animation-delay: 11s; animation-duration: 21s; }

.hero .tablet-only .particle:nth-child(1) { width: 28px; height: 28px; left: 15%; animation-delay: 0s; animation-duration: 22s; }
.hero .tablet-only .particle:nth-child(2) { width: 36px; height: 36px; left: 30%; animation-delay: 9s; animation-duration: 28s; }
.hero .tablet-only .particle:nth-child(3) { width: 20px; height: 20px; left: 45%; animation-delay: 6s; animation-duration: 18s; }
.hero .tablet-only .particle:nth-child(4) { width: 44px; height: 44px; left: 60%; animation-delay: 1s; animation-duration: 32s; }
.hero .tablet-only .particle:nth-child(5) { width: 24px; height: 24px; left: 75%; animation-delay: 3s; animation-duration: 24s; }
.hero .tablet-only .particle:nth-child(6) { width: 32px; height: 32px; left: 90%; animation-delay: 15s; animation-duration: 26s; }

.hero .mobile-only .particle:nth-child(1) { width: 20px; height: 20px; left: 20%; animation-delay: 0s; animation-duration: 20s; }
.hero .mobile-only .particle:nth-child(2) { width: 28px; height: 28px; left: 40%; animation-delay: 4s; animation-duration: 24s; }
.hero .mobile-only .particle:nth-child(3) { width: 16px; height: 16px; left: 60%; animation-delay: 2s; animation-duration: 16s; }
.hero .mobile-only .particle:nth-child(4) { width: 32px; height: 32px; left: 80%; animation-delay: 7s; animation-duration: 28s; }


@keyframes hero-bubble-float {
    0% {
        transform: translateY(calc(100vh + 80px)) scale(1) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(-200px) scale(1.2) rotate(360deg);
        opacity: 0;
    }
}