/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans TC', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h1 {
    color: #2c5aa0;
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #2c5aa0;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: #2c5aa0;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    opacity: 0.8;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    background: #ff6b6b;
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
}

.cta-button:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(255, 107, 107, 0.4);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c5aa0;
    font-weight: 700;
}

/* Services Section */
.services {
    background: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-top: 4px solid #2c5aa0;
}

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

.service-icon {
    font-size: 3rem;
    color: #2c5aa0;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 600;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

/* About Section */
.about {
    background: white;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text h3 {
    font-size: 2rem;
    color: #2c5aa0;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.about-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    font-weight: 300;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #555;
}

.expertise {
    text-align: left;
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
}

.expertise h4 {
    color: #2c5aa0;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.expertise ul {
    list-style: none;
}

.expertise li {
    margin-bottom: 0.8rem;
    color: #555;
}

.expertise i {
    color: #4caf50;
    margin-right: 0.5rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact .section-title {
    color: white;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.contact-icon {
    font-size: 2rem;
    color: #ff6b6b;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-text p {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.contact-text a {
    color: white;
    text-decoration: none;
    font-weight: 600;
}

.contact-text small {
    opacity: 0.8;
}

.contact-cta {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-cta h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-cta p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.contact-button {
    display: inline-block;
    background: #ff6b6b;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
}

.contact-button:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(255, 107, 107, 0.4);
}

.contact-button i {
    margin-right: 0.5rem;
}

/* Contact Buttons Container */
.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.form-button {
    display: inline-block;
    background: #4CAF50;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
}

.form-button:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(76, 175, 80, 0.4);
}

.form-button i {
    margin-right: 0.5rem;
}

/* QR Code Section */
.qr-code-section {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    margin-top: 2rem;
}

.qr-code-section h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: white;
}

.qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

#qrcode-image {
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
    display: inline-block;
    max-width: 200px;
    height: auto;
}

#qrcode-image:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

.qr-code-container p {
    color: white;
    font-size: 1.1rem;
    opacity: 0.9;
    margin: 0;
}

.line-button {
    display: inline-block;
    background: #00C300;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 195, 0, 0.3);
}

.line-button:hover {
    background: #00A300;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(0, 195, 0, 0.4);
}

.line-button i {
    margin-right: 0.5rem;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 2rem 0 1rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-info h3 {
    color: #2c5aa0;
    margin-bottom: 0.5rem;
}

.footer-contact a {
    color: white;
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid #34495e;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

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

    .hamburger.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .hero-content h2 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

    .qr-code-section {
        padding: 2rem 1rem;
    }

    #qrcode-image {
        padding: 15px;
        max-width: 180px;
    }

    .nav {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 2rem;
    }

    .contact-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .contact-button,
    .form-button {
        padding: 12px 25px;
        font-size: 1rem;
    }

    .service-card,
    .contact-item,
    .contact-cta,
    .qr-code-section {
        padding: 1.5rem;
    }

    .expertise {
        padding: 1.5rem;
    }
}