/* ===== 基礎設定 ===== */
:root {
    --color-primary: #FF8C00;
    --color-primary-light: #FFA500;
    --color-primary-dark: #FF6B00;
    --color-secondary: #FFD700;
    --color-gold: #FFB84D;
    --color-orange: #FF7F50;
    --color-yellow: #FFE135;
    --color-white: #FFFFFF;
    --color-light: #FFF8E7;
    --color-gray: #F5F5F5;
    --color-text: #2C2C2C;
    --color-text-light: #666666;
    --color-dark: #1A1A1A;
    
    --gradient-sun: linear-gradient(135deg, #FFD700 0%, #FF8C00 50%, #FF6B00 100%);
    --gradient-light: linear-gradient(135deg, #FFF8E7 0%, #FFE8B8 100%);
    --gradient-hero: radial-gradient(circle at center, rgba(255, 184, 77, 0.3) 0%, rgba(255, 140, 0, 0.1) 50%, transparent 100%);
    
    --shadow-sm: 0 2px 8px rgba(255, 140, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(255, 140, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(255, 140, 0, 0.2);
    --shadow-xl: 0 16px 64px rgba(255, 140, 0, 0.25);
    
    --font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ===== 導航欄 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-icon {
    font-size: 32px;
    filter: drop-shadow(0 2px 4px rgba(255, 140, 0, 0.3));
}

.brand-text h1 {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-sun);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.brand-text p {
    font-size: 12px;
    color: var(--color-text-light);
    line-height: 1;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-sun);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ===== 按鈕 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background: var(--gradient-sun);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-text-light);
}

.btn-outline:hover {
    background: var(--color-text);
    color: var(--color-white);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(180deg, #FFF8E7 0%, #FFFFFF 100%);
}

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

.sun-gradient {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: var(--gradient-hero);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translateX(-50%) scale(1.1);
    }
}

.hero-device {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    background-image: url('hero-device.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 60px 24px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    background: var(--gradient-sun);
    color: var(--color-white);
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-md);
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.title-main {
    font-size: 64px;
    font-weight: 900;
    background: var(--gradient-sun);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.title-sub {
    font-size: 32px;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.2;
}

.hero-description {
    font-size: 18px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 48px;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.feature-icon {
    font-size: 40px;
    filter: drop-shadow(0 2px 4px rgba(255, 140, 0, 0.3));
}

.feature-item span {
    font-weight: 500;
    color: var(--color-text);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.hero-disclaimer {
    font-size: 12px;
    color: var(--color-text-light);
    font-style: italic;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-light);
    font-size: 14px;
    z-index: 1;
}

.scroll-arrow {
    font-size: 24px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

/* ===== Section 通用樣式 ===== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    background: var(--gradient-sun);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ===== 關於我們 ===== */
.about {
    background: var(--color-white);
}

.about-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 64px;
}

.philosophy-section {
    margin: 80px 0;
}

.philosophy-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 16px;
}

.philosophy-subtitle {
    font-size: 20px;
    color: var(--color-primary);
    text-align: center;
    font-weight: 600;
    margin-bottom: 32px;
}

.philosophy-description {
    font-size: 16px;
    color: var(--color-text-light);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
    line-height: 1.8;
}

.philosophy-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.philosophy-card {
    background: var(--gradient-light);
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.card-icon {
    font-size: 48px;
    margin-bottom: 24px;
    filter: drop-shadow(0 2px 4px rgba(255, 140, 0, 0.3));
}

.philosophy-card h4 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
}

.philosophy-card p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.authorized-section {
    margin-top: 80px;
    padding: 48px;
    background: var(--gradient-light);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.authorized-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 24px;
    text-align: center;
}

.authorized-section > p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 32px;
    text-align: center;
}

.authorized-list {
    list-style: none;
    max-width: 700px;
    margin: 0 auto 32px;
}

.authorized-list li {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.8;
    padding: 12px 0;
    padding-left: 32px;
    position: relative;
}

.authorized-list li::before {
    content: '☀️';
    position: absolute;
    left: 0;
    top: 12px;
}

.authorized-note {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
    font-style: italic;
    text-align: center;
}

/* ===== 服務與技術 ===== */
.services {
    background: var(--color-gray);
}

.services-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 64px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 32px;
    margin-bottom: 80px;
}

.service-card {
    background: var(--color-white);
    padding: 48px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.service-card.main-service {
    background: var(--gradient-light);
    border: 2px solid var(--color-primary);
}

.service-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-sun);
    color: var(--color-white);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
}

.service-card > p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
}

.service-features li {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.8;
    padding: 8px 0;
    padding-left: 32px;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 20px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    padding: 6px 16px;
    background: var(--color-white);
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    font-size: 14px;
    color: var(--color-primary);
    font-weight: 500;
}

.system-section {
    background: var(--color-white);
    padding: 64px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    margin-bottom: 80px;
}

.system-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-sun);
    color: var(--color-white);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.system-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 24px;
}

.system-section > p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.system-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px;
    margin-bottom: 32px;
}

.system-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.feature-icon-large {
    font-size: 64px;
    filter: drop-shadow(0 4px 8px rgba(255, 140, 0, 0.3));
}

.system-feature h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
}

.system-note {
    font-size: 14px;
    color: var(--color-text-light);
    font-style: italic;
}

.process-section {
    margin-top: 80px;
}

.process-section h3 {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 16px;
}

.process-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 64px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.process-step {
    background: var(--color-white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-sun);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: var(--shadow-md);
}

.process-step h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
}

.process-step p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===== 全球佈局 ===== */
.global {
    background: var(--color-white);
}

.global-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 64px;
}

.layout-section {
    margin-bottom: 80px;
}

.layout-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 48px;
}

.regions {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.region-group {
    background: var(--gradient-light);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.region-group h4 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
}

.region-group p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}

.city-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.city-tag {
    padding: 8px 20px;
    background: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: 50px;
    font-size: 14px;
    color: var(--color-primary);
    font-weight: 500;
    transition: var(--transition);
}

.city-tag:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.global-note {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
    font-style: italic;
    text-align: center;
    margin-top: 32px;
}

.roadmap-section {
    background: var(--gradient-light);
    padding: 64px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.roadmap-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-sun);
    color: var(--color-white);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.roadmap-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 48px;
    text-align: center;
}

.roadmap-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.roadmap-step {
    background: var(--color-white);
    padding: 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.roadmap-step h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
}

.roadmap-step p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.roadmap-disclaimer {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
    font-style: italic;
    text-align: center;
    margin-top: 32px;
}

/* ===== 專業團隊 ===== */
.team {
    background: var(--color-gray);
}

.team-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.team-member {
    background: var(--color-white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
}

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

.member-avatar {
    width: 120px;
    height: 120px;
    background: var(--gradient-sun);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: var(--shadow-md);
}

.member-initial {
    font-size: 48px;
    font-weight: 700;
    color: var(--color-white);
}

.member-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.member-role {
    font-size: 16px;
    color: var(--color-text-light);
}

/* ===== 聯絡我們 ===== */
.contact {
    background: var(--color-white);
}

.contact-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-icon {
    font-size: 32px;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(255, 140, 0, 0.3));
}

.info-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.info-content p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.info-content a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.info-content a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.info-note {
    font-size: 14px;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: 16px;
}

.contact-form {
    background: var(--gradient-light);
    padding: 48px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: 32px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-gray);
    border-radius: 8px;
    font-size: 16px;
    font-family: var(--font-family);
    color: var(--color-text);
    background: var(--color-white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-disclaimer {
    font-size: 12px;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: 24px;
    line-height: 1.6;
}

/* ===== 頁尾 ===== */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 64px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-brand .brand-icon {
    font-size: 40px;
    filter: drop-shadow(0 2px 4px rgba(255, 140, 0, 0.5));
}

.footer-brand h3 {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-sun);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 24px;
}

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

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    line-height: 1.6;
}

.footer-slogan {
    color: var(--color-primary) !important;
    font-weight: 600 !important;
}

.footer-disclaimer {
    font-size: 12px !important;
    color: rgba(255, 255, 255, 0.5) !important;
    font-style: italic;
    max-width: 900px;
    margin: 24px auto 0 !important;
}

/* ===== 響應式設計 ===== */
@media (max-width: 1024px) {
    .nav-menu {
        gap: 24px;
    }
    
    .nav-actions {
        gap: 8px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--color-white);
        width: 100%;
        padding: 32px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 24px;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-actions {
        display: none;
    }
    
    .hero-device {
        opacity: 0.2;
    }
    
    .title-main {
        font-size: 40px;
    }
    
    .title-sub {
        font-size: 24px;
    }
    
    .hero-features {
        gap: 32px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .philosophy-cards {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .roadmap-steps {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .system-features {
        grid-template-columns: 1fr;
    }
    
    .system-section,
    .roadmap-section {
        padding: 40px 24px;
    }
    
    .contact-form {
        padding: 32px 24px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .title-main {
        font-size: 32px;
    }
    
    .title-sub {
        font-size: 20px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .philosophy-card,
    .service-card,
    .authorized-section {
        padding: 32px 24px;
    }
}