/* =====================================================
   Filmic AI動画制作パッケージ LP - Stylesheet
   ===================================================== */

/* CSS Variables - Fantasmic! Theme */
:root {
    /* Primary Colors - 魔法の青紫 */
    --primary: #7c3aed;
    --primary-dark: #5b21b6;
    --primary-light: #a78bfa;
    
    /* Accent Colors - 魔法のピンク・マゼンタ */
    --accent: #ec4899;
    --accent-light: #f472b6;
    --accent-secondary: #06b6d4;
    
    /* Magical Gold - 星の輝き */
    --gold: #fbbf24;
    --gold-light: #fde68a;
    
    /* Deep Night Sky Colors */
    --dark: #0c0a1d;
    --dark-light: #1a1533;
    --dark-medium: #251f47;
    
    /* Night Theme Grays */
    --gray-900: #0f0d1a;
    --gray-800: #1c1830;
    --gray-700: #2d2650;
    --gray-600: #4c4270;
    --gray-500: #6b6090;
    --gray-400: #9890b0;
    --gray-300: #c4bfda;
    --gray-200: #e2e0ed;
    --gray-100: #f0eff5;
    --gray-50: #f8f7fb;
    --white: #ffffff;
    
    /* Magical Gradients */
    --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #ec4899 50%, #f472b6 100%);
    --gradient-magic: linear-gradient(135deg, #06b6d4 0%, #7c3aed 50%, #ec4899 100%);
    --gradient-gold: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #ec4899 100%);
    --gradient-night: linear-gradient(180deg, #0c0a1d 0%, #1a1533 50%, #251f47 100%);
    --gradient-aurora: linear-gradient(135deg, #06b6d4 0%, #7c3aed 33%, #ec4899 66%, #fbbf24 100%);
    --gradient-dark: linear-gradient(180deg, #0c0a1d 0%, #1a1533 100%);
    --gradient-accent: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-logo: 'Plus Jakarta Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 100px;
    --container-max: 1200px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    /* Magical Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.25), 0 2px 4px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3), 0 4px 6px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.35), 0 10px 10px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(124, 58, 237, 0.4);
    --shadow-glow-pink: 0 0 40px rgba(236, 72, 153, 0.4);
    --shadow-glow-gold: 0 0 30px rgba(251, 191, 36, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.8;
    color: var(--gray-300);
    background-color: var(--dark);
    overflow-x: hidden;
    position: relative;
    width: 100%;
    max-width: 100vw;
}

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

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

ul, ol {
    list-style: none;
}

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* Section base - prevent overflow */
section {
    overflow: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.4;
    color: var(--white);
}

.gradient-text {
    background: var(--gradient-aurora);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight {
    color: var(--gold);
    font-weight: 700;
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

.sp-only {
    display: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.5), 0 0 30px rgba(236, 72, 153, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(124, 58, 237, 0.6), 0 0 40px rgba(236, 72, 153, 0.4);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

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

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

.btn-header {
    padding: 10px 20px;
    font-size: 0.9rem;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-md);
}

/* =====================================================
   Header
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(12, 10, 29, 0.9);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    transition: var(--transition-normal);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo-text {
    font-family: var(--font-logo);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.logo-tagline {
    font-size: 0.6rem;
    font-weight: 500;
    color: var(--gray-400);
    letter-spacing: 0;
    margin-top: 1px;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-list a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-300);
}

.nav-list a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px rgba(236, 72, 153, 0.5);
}

.nav-list a.nav-external {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-secondary);
    border: 1px solid rgba(6, 182, 212, 0.3);
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.8rem;
    transition: var(--transition-normal);
}

.nav-list a.nav-external:hover {
    background: rgba(6, 182, 212, 0.15);
    border-color: rgba(6, 182, 212, 0.5);
    color: var(--accent-secondary);
}

.nav-list a.nav-external i {
    font-size: 0.7rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--gray-300);
    border-radius: 2px;
    transition: var(--transition-fast);
}

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

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

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

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(12, 10, 29, 0.98);
    padding: 20px;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid rgba(124, 58, 237, 0.3);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-nav-list a {
    display: block;
    padding: 12px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-300);
    border-radius: var(--radius-sm);
}

.mobile-nav-list a:hover {
    background: rgba(124, 58, 237, 0.2);
    color: var(--accent);
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(124, 58, 237, 0.3) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(236, 72, 153, 0.2) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(6, 182, 212, 0.15) 0%, transparent 60%),
                var(--gradient-night);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(236, 72, 153, 0.15) 0%, transparent 70%);
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(5deg); }
    66% { transform: translate(-20px, 20px) rotate(-5deg); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid rgba(124, 58, 237, 0.4);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary-light);
    box-shadow: var(--shadow-glow);
    margin-bottom: 24px;
}

.hero-label i {
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--gray-300);
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

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

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-magic);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-placeholder {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 16/9;
    background: var(--gradient-night);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl), 0 0 60px rgba(124, 58, 237, 0.3);
    border: 1px solid rgba(124, 58, 237, 0.3);
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(236, 72, 153, 0.5), 0 0 60px rgba(124, 58, 237, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
    z-index: 1;
}

.play-button i {
    font-size: 28px;
    color: var(--white);
    margin-left: 4px;
}

.play-button:hover {
    transform: scale(1.1);
    box-shadow: 0 0 50px rgba(236, 72, 153, 0.6), 0 0 80px rgba(124, 58, 237, 0.4);
}

.video-placeholder p {
    color: var(--white);
    font-size: 0.9rem;
    margin-top: 16px;
    opacity: 0.8;
    z-index: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-400);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* =====================================================
   Section Styles
   ===================================================== */
section {
    padding: var(--section-padding) 0;
}

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

.section-label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(236, 72, 153, 0.5);
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--gray-400);
}

/* =====================================================
   Problems Section
   ===================================================== */
.problems {
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-light) 100%);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.problem-card {
    background: rgba(26, 21, 51, 0.8);
    padding: 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(124, 58, 237, 0.2);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: var(--transition-normal);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(124, 58, 237, 0.5);
}

.problem-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.3) 0%, rgba(124, 58, 237, 0.3) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.problem-icon i {
    font-size: 1.2rem;
    color: var(--accent);
}

.problem-card p {
    font-weight: 500;
    color: var(--gray-300);
    margin: 0;
}

.problems-solution {
    text-align: center;
    margin-top: 48px;
}

.solution-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
}

.solution-text .highlight {
    color: var(--gold);
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.4);
}

.solution-text i {
    display: block;
    font-size: 1.5rem;
    color: var(--accent);
    text-shadow: var(--shadow-glow-pink);
    margin-bottom: 16px;
    animation: bounce 2s infinite;
}

/* =====================================================
   Reasons Section
   ===================================================== */
.reasons {
    background: var(--dark-light);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.reason-card {
    position: relative;
    background: rgba(37, 31, 71, 0.6);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.2);
    text-align: center;
    transition: var(--transition-normal);
}

.reason-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-light);
    background: rgba(37, 31, 71, 0.9);
}

.reason-phase {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 20px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 50px;
}

.reason-icon {
    width: 80px;
    height: 80px;
    margin: 20px auto 24px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3) 0%, rgba(236, 72, 153, 0.3) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(124, 58, 237, 0.3);
}

.reason-icon i {
    font-size: 2rem;
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.reason-card h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: var(--white);
}

.reason-card p {
    font-size: 0.95rem;
    color: var(--gray-400);
    line-height: 1.8;
}

/* =====================================================
   Service Section
   ===================================================== */
.service {
    background: radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.2) 0%, transparent 50%),
                var(--gradient-night);
    color: var(--white);
}

.service .section-label {
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.service .section-title {
    color: var(--white);
}

.service .section-desc {
    color: var(--gray-300);
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.service-features,
.service-usecases {
    background: rgba(26, 21, 51, 0.6);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    box-shadow: 0 0 40px rgba(124, 58, 237, 0.1);
}

.service-features h3,
.service-usecases h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.service-features h3 i,
.service-usecases h3 i {
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--gray-200);
}

.feature-list li i {
    color: var(--gold);
    margin-top: 4px;
}

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

.tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--gray-200);
    transition: var(--transition-fast);
}

.tag:hover {
    background: rgba(124, 58, 237, 0.3);
    border-color: rgba(236, 72, 153, 0.5);
}

.tag i {
    color: var(--accent);
}

/* =====================================================
   Pricing Section
   ===================================================== */
.pricing {
    background: var(--dark-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.pricing-card {
    position: relative;
    background: rgba(26, 21, 51, 0.8);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    text-align: center;
    transition: var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-light);
}

.pricing-card.popular {
    border-color: var(--accent);
    border-width: 2px;
    transform: scale(1.05);
    box-shadow: var(--shadow-glow-pink), 0 0 60px rgba(124, 58, 237, 0.2);
    background: linear-gradient(180deg, rgba(37, 31, 71, 0.9) 0%, rgba(26, 21, 51, 0.95) 100%);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-8px);
}

.plan-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 20px;
    background: rgba(37, 31, 71, 0.9);
    color: var(--gray-400);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid rgba(124, 58, 237, 0.3);
}

.popular-badge {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    box-shadow: var(--shadow-glow-pink);
}

.plan-name {
    font-size: 2rem;
    font-weight: 800;
    margin-top: 16px;
    margin-bottom: 12px;
    color: var(--white);
    letter-spacing: 1px;
}

.plan-price {
    margin-bottom: 8px;
}

.plan-price .price {
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--gradient-magic);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.plan-price .unit {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gray-400);
}

.plan-duration {
    color: var(--gray-400);
    margin-bottom: 24px;
}

.plan-features {
    text-align: left;
    margin-bottom: 32px;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    font-size: 0.95rem;
    color: var(--gray-300);
}

.plan-features li:last-child {
    border-bottom: none;
}

.plan-features li i {
    color: var(--accent);
}

/* Options */
.options-section {
    background: rgba(26, 21, 51, 0.8);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-md);
}

.options-section h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    margin-bottom: 24px;
    color: var(--white);
}

.options-section h3 i {
    color: var(--gold);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.option-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: rgba(37, 31, 71, 0.6);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--radius-sm);
}

.option-name {
    font-weight: 500;
    color: var(--gray-300);
}

.option-price {
    font-weight: 700;
    color: var(--accent);
}

/* Pricing Note */
.pricing-note {
    text-align: center;
    margin-top: 32px;
    font-size: 0.85rem;
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.pricing-note i {
    color: var(--accent-secondary);
}

/* =====================================================
   Comparison Section
   ===================================================== */
.comparison {
    background: radial-gradient(ellipse at 50% 100%, rgba(236, 72, 153, 0.15) 0%, transparent 50%),
                var(--dark);
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin-bottom: 40px;
    -webkit-overflow-scrolling: touch;
}

.comparison-table {
    width: 100%;
    min-width: 500px;
    border-collapse: collapse;
    background: rgba(26, 21, 51, 0.8);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
}

.comparison-table th,
.comparison-table td {
    padding: 20px 24px;
    text-align: left;
}

.comparison-table thead {
    background: rgba(12, 10, 29, 0.9);
}

.comparison-table th {
    font-weight: 600;
    color: var(--white);
}

.comparison-table th.highlight-col {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.comparison-table tbody tr {
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
}

.comparison-table tbody tr:last-child {
    border-bottom: none;
}

.comparison-table tbody tr:hover {
    background: rgba(124, 58, 237, 0.1);
}

.comparison-table td {
    color: var(--gray-400);
}

.comparison-table td.highlight-col {
    background: rgba(124, 58, 237, 0.15);
    color: var(--gold);
}

.comparison-table td strong {
    font-weight: 700;
}

.comparison-table .small {
    font-size: 0.8rem;
    color: var(--gray-400);
}

.comparison-highlight {
    display: flex;
    justify-content: center;
}

.highlight-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: var(--white);
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

.highlight-value {
    font-size: 2.5rem;
    font-weight: 700;
}

.highlight-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* =====================================================
   Process Section - 3 Phase Cards
   ===================================================== */
.process {
    background: radial-gradient(ellipse at 50% 0%, rgba(6, 182, 212, 0.12) 0%, transparent 50%),
                var(--dark-light);
    padding: var(--section-padding) 0;
}

/* Phase Cards Container */
.phase-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

/* Individual Phase Card */
.phase-card {
    background: rgba(26, 21, 51, 0.8);
    border: 1px solid rgba(124, 58, 237, 0.25);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.phase-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(124, 58, 237, 0.5);
}

/* Highlight Card (Phase 2 - AI) */
.phase-card.highlight {
    border-color: rgba(236, 72, 153, 0.4);
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.15) 0%, rgba(26, 21, 51, 0.9) 100%);
    box-shadow: 0 0 40px rgba(124, 58, 237, 0.15);
}

.phase-card.highlight:hover {
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
    border-color: rgba(236, 72, 153, 0.6);
}

/* Phase Header */
.phase-header {
    padding: 24px 24px 16px;
    text-align: center;
    border-bottom: 1px solid rgba(124, 58, 237, 0.15);
}

.phase-number {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 8px;
}

.phase-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.phase-card.highlight .phase-number {
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

/* Phase Content */
.phase-content {
    padding: 24px;
    flex: 1;
}

.phase-tasks {
    list-style: none;
    margin: 0 0 20px 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.phase-tasks li {
    display: flex;
    align-items: center;
    gap: 12px;
}

.task-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.task-icon.human {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25) 0%, rgba(6, 182, 212, 0.15) 100%);
    border: 1px solid rgba(6, 182, 212, 0.4);
}

.task-icon.human i {
    color: var(--accent-secondary);
    font-size: 0.9rem;
}

.task-icon.ai {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3) 0%, rgba(236, 72, 153, 0.2) 100%);
    border: 1px solid rgba(124, 58, 237, 0.5);
}

.task-icon.ai i {
    color: var(--primary-light);
    font-size: 0.9rem;
}

.task-text {
    color: var(--gray-300);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Phase Point */
.phase-point {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    background: rgba(124, 58, 237, 0.1);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary);
    font-size: 0.85rem;
    color: var(--gray-400);
    margin: 0;
    line-height: 1.5;
}

.phase-point i {
    color: var(--primary-light);
    margin-top: 2px;
}

.phase-card.highlight .phase-point {
    background: rgba(236, 72, 153, 0.1);
    border-left-color: var(--accent);
}

.phase-card.highlight .phase-point i {
    color: var(--gold);
}

/* Phase Footer */
.phase-footer {
    padding: 16px 24px;
    background: rgba(0, 0, 0, 0.2);
    text-align: center;
}

.phase-duration {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--gray-400);
}

.phase-duration i {
    color: var(--accent);
}

/* Process Legend */
.process-legend {
    display: flex;
    justify-content: center;
    gap: 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(124, 58, 237, 0.15);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--gray-400);
}

.legend-item .task-icon {
    width: 28px;
    height: 28px;
}

.legend-item .task-icon i {
    font-size: 0.75rem;
}

/* Responsive - Tablet */
@media (max-width: 1024px) {
    .phase-cards {
        gap: 24px;
    }
    
    .phase-header {
        padding: 20px 20px 14px;
    }
    
    .phase-title {
        font-size: 1.3rem;
    }
    
    .phase-content {
        padding: 20px;
    }
    
    .task-text {
        font-size: 0.9rem;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .phase-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .phase-card {
        max-width: 100%;
    }
    
    .phase-card.highlight {
        order: 0; /* Keep order on mobile */
    }
    
    .phase-header {
        padding: 18px 18px 12px;
    }
    
    .phase-title {
        font-size: 1.25rem;
    }
    
    .phase-content {
        padding: 18px;
    }
    
    .phase-tasks {
        gap: 10px;
    }
    
    .task-icon {
        width: 32px;
        height: 32px;
    }
    
    .task-text {
        font-size: 0.9rem;
    }
    
    .phase-point {
        font-size: 0.8rem;
        padding: 12px 14px;
    }
    
    .process-legend {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
}

/* Legacy Flow styles (keeping for reference) */
.flow-content h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--white);
}

.flow-content p {
    color: var(--gray-400);
}

/* =====================================================
   Process D案: Circle Loop
   ===================================================== */
.process-circle {
    background: radial-gradient(ellipse at 50% 50%, rgba(124, 58, 237, 0.1) 0%, transparent 60%),
                var(--dark);
    padding: var(--section-padding) 0;
    overflow: hidden;
}

/* Circle Wrapper */
.circle-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    margin: 0 auto 40px;
}

/* Center Symbol */
.circle-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 10;
}

.center-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 12px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

.center-icon i {
    font-size: 2rem;
    color: var(--white);
}

.center-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.4;
    margin: 0;
}

.center-text span {
    font-size: 0.85rem;
    color: var(--gold);
}

/* Circle SVG Line */
.circle-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    animation: rotateCircle 30s linear infinite;
    transform-origin: center center;
}

@keyframes rotateCircle {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.circle-path {
    fill: none;
    stroke: rgba(124, 58, 237, 0.3);
    stroke-width: 2;
    stroke-dasharray: 8 8;
}

.circle-path-glow {
    fill: none;
    stroke: rgba(236, 72, 153, 0.2);
    stroke-width: 6;
    filter: blur(4px);
}

/* Circle Steps */
.circle-steps {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.circle-step {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Position each step around the circle */
.step-1 { top: 5%; left: 50%; transform: translateX(-50%); }
.step-2 { top: 30%; right: 2%; }
.step-3 { bottom: 15%; right: 10%; }
.step-4 { bottom: 15%; left: 10%; }
.step-5 { top: 30%; left: 2%; }

/* Step Node */
.step-node {
    position: relative;
    width: 56px;
    height: 56px;
    background: rgba(26, 21, 51, 0.95);
    border: 2px solid rgba(6, 182, 212, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.step-node:hover {
    transform: scale(1.1);
    box-shadow: 0 0 25px rgba(6, 182, 212, 0.4);
}

.step-node.ai-node {
    border-color: rgba(124, 58, 237, 0.6);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3) 0%, rgba(26, 21, 51, 0.95) 100%);
    box-shadow: var(--shadow-glow);
}

.step-node.ai-node:hover {
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

.node-number {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 22px;
    height: 22px;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
}

.node-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.node-icon i {
    color: var(--accent-secondary);
    font-size: 1.1rem;
}

.ai-node .node-icon i {
    color: var(--primary-light);
}

/* Step Label */
.step-label {
    text-align: center;
    max-width: 100px;
}

.step-label h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 0 2px 0;
}

.step-label p {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin: 0;
}

/* Flow Indicator */
.flow-indicator {
    text-align: center;
    margin-bottom: 32px;
}

.flow-indicator span {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(124, 58, 237, 0.15);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--gray-300);
}

.flow-indicator i {
    color: var(--accent);
}

/* Duration Info */
.circle-duration {
    display: flex;
    justify-content: center;
}

.duration-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 40px;
    background: rgba(26, 21, 51, 0.8);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--radius-lg);
}

.duration-label {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.duration-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

/* =====================================================
   Process Detail Cards (Hybrid: Circle + Cards)
   ===================================================== */
.process-detail-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.detail-card {
    background: rgba(26, 21, 51, 0.8);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--radius-md);
    padding: 20px 16px;
    transition: var(--transition-normal);
}

.detail-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(124, 58, 237, 0.4);
}

.detail-card.highlight {
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.15) 0%, rgba(26, 21, 51, 0.9) 100%);
    border-color: rgba(236, 72, 153, 0.35);
    box-shadow: 0 0 30px rgba(124, 58, 237, 0.1);
}

.detail-card.highlight:hover {
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

.detail-header {
    text-align: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(124, 58, 237, 0.15);
}

.detail-step {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-bottom: 4px;
}

.detail-card.highlight .detail-step {
    color: var(--gold);
}

.detail-header h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.detail-tasks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.task-row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.task-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.task-badge.creator {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(6, 182, 212, 0.1) 100%);
    border: 1px solid rgba(6, 182, 212, 0.4);
    color: var(--accent-secondary);
}

.task-badge.ai {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.25) 0%, rgba(236, 72, 153, 0.15) 100%);
    border: 1px solid rgba(124, 58, 237, 0.5);
    color: var(--primary-light);
}

.task-badge i {
    font-size: 0.7rem;
}

.task-desc {
    font-size: 0.85rem;
    color: var(--gray-300);
    padding-left: 4px;
}

/* Process Legend for Hybrid */
.process-circle .process-legend {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
}

.process-circle .legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--gray-400);
}

/* Responsive - Detail Cards */
@media (max-width: 1200px) {
    .process-detail-cards {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .process-detail-cards .detail-card:nth-child(4),
    .process-detail-cards .detail-card:nth-child(5) {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .process-detail-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .process-detail-cards .detail-card:nth-child(5) {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }
    
    .detail-card {
        padding: 16px 12px;
    }
    
    .detail-header h4 {
        font-size: 1rem;
    }
    
    .task-badge {
        font-size: 0.6rem;
        padding: 3px 8px;
    }
    
    .task-desc {
        font-size: 0.8rem;
    }
    
    .process-circle .process-legend {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .process-detail-cards {
        grid-template-columns: 1fr;
    }
    
    .process-detail-cards .detail-card:nth-child(5) {
        grid-column: span 1;
        max-width: 100%;
    }
}

/* Responsive - Circle */
@media (max-width: 768px) {
    .circle-wrapper {
        max-width: 350px;
    }
    
    .center-icon {
        width: 60px;
        height: 60px;
    }
    
    .center-icon i {
        font-size: 1.5rem;
    }
    
    .center-text {
        font-size: 0.85rem;
    }
    
    .center-text span {
        font-size: 0.75rem;
    }
    
    .step-node {
        width: 44px;
        height: 44px;
    }
    
    .node-number {
        width: 18px;
        height: 18px;
        font-size: 0.6rem;
        top: -6px;
        right: -6px;
    }
    
    .node-icon {
        width: 22px;
        height: 22px;
    }
    
    .node-icon i {
        font-size: 0.7rem !important;
    }
    
    .step-label h4 {
        font-size: 0.75rem;
    }
    
    .step-label p {
        font-size: 0.65rem;
    }
    
    /* Adjust positions for mobile */
    .step-1 { top: 2%; }
    .step-2 { top: 25%; right: 0; }
    .step-3 { bottom: 10%; right: 5%; }
    .step-4 { bottom: 10%; left: 5%; }
    .step-5 { top: 25%; left: 0; }
}

@media (max-width: 480px) {
    .circle-wrapper {
        max-width: 300px;
    }
    
    .step-label {
        max-width: 70px;
    }
    
    .duration-item {
        padding: 16px 28px;
    }
    
    .duration-value {
        font-size: 1.25rem;
    }
}

/* =====================================================
   Target Section
   ===================================================== */
.target {
    background: var(--dark);
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.target-card {
    background: rgba(26, 21, 51, 0.8);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: var(--transition-normal);
}

.target-card:hover {
    background: rgba(37, 31, 71, 0.9);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-light);
    transform: translateY(-4px);
}

.target-card i {
    font-size: 2.5rem;
    color: var(--accent);
    text-shadow: var(--shadow-glow-pink);
    margin-bottom: 16px;
}

.target-card p {
    font-weight: 500;
    color: var(--gray-300);
}

/* =====================================================
   Strengths Section
   ===================================================== */
.strengths {
    background: radial-gradient(ellipse at 30% 50%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 50%, rgba(236, 72, 153, 0.15) 0%, transparent 50%),
                var(--gradient-night);
    color: var(--white);
}

.strengths .section-label {
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.strengths .section-title {
    color: var(--white);
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.strength-card {
    background: rgba(26, 21, 51, 0.6);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    transition: var(--transition-normal);
}

.strength-card:hover {
    background: rgba(37, 31, 71, 0.8);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-light);
}

.strength-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(236, 72, 153, 0.2) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    box-shadow: var(--shadow-glow-gold);
}

.strength-icon i {
    font-size: 1.8rem;
    color: var(--gold);
}

.strength-card h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.strength-card p {
    color: var(--gray-300);
    font-size: 0.95rem;
}

.strength-card ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.strength-card ul li {
    color: var(--gray-300);
    font-size: 0.95rem;
    padding-left: 20px;
    position: relative;
}

.strength-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gold);
}

/* =====================================================
   Testimonials Section
   ===================================================== */
.testimonials {
    background: var(--dark-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 24px;
}

.testimonial-card {
    background: rgba(26, 21, 51, 0.8);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-md);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.client-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-avatar i {
    font-size: 1.5rem;
    color: var(--white);
}

.client-info h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    color: var(--white);
}

.plan-used {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 500;
}

.testimonial-card blockquote {
    font-size: 1rem;
    color: var(--gray-400);
    line-height: 1.9;
    font-style: italic;
    position: relative;
    padding-left: 20px;
    border-left: 3px solid var(--accent);
}

.testimonial-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* =====================================================
   FAQ Section
   ===================================================== */
.faq {
    background: var(--dark);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    text-align: left;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent);
}

.faq-question i {
    color: var(--accent);
    transition: var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 24px;
}

.faq-answer p {
    color: var(--gray-400);
    line-height: 1.8;
}

/* =====================================================
   Campaign Section
   ===================================================== */
.campaign {
    background: radial-gradient(ellipse at 50% 50%, rgba(251, 191, 36, 0.2) 0%, transparent 50%),
                var(--dark-light);
    padding: 80px 0;
}

.campaign-card {
    background: linear-gradient(135deg, rgba(37, 31, 71, 0.95) 0%, rgba(26, 21, 51, 0.98) 100%);
    max-width: 700px;
    margin: 0 auto;
    padding: 60px 48px;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-xl), var(--shadow-glow-gold);
    border: 2px solid rgba(251, 191, 36, 0.3);
}

.campaign-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--gradient-gold);
    color: var(--dark);
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-glow-gold);
}

.campaign-card h2 {
    font-size: 2rem;
    margin-bottom: 24px;
    color: var(--white);
}

.highlight-number {
    font-size: 3rem;
    color: var(--gold);
    text-shadow: var(--shadow-glow-gold);
}

.campaign-conditions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.campaign-conditions li {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--gray-300);
}

.campaign-conditions li i {
    color: var(--gold);
}

.campaign-offer {
    font-size: 1.2rem;
    color: var(--gray-300);
    margin-bottom: 16px;
}

.special-price {
    display: inline-block;
    padding: 4px 16px;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 700;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-glow-pink);
}

.campaign-deadline {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-bottom: 32px;
}

.campaign-deadline i {
    margin-right: 8px;
}

/* =====================================================
   Contact Section
   ===================================================== */
.contact {
    background: radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
                var(--dark);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--white);
}

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

.contact-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-400);
}

.contact-list li i {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.common-inquiries {
    background: rgba(26, 21, 51, 0.8);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(124, 58, 237, 0.3);
}

.common-inquiries h4 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--white);
}

.common-inquiries ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.common-inquiries ul li {
    color: var(--gray-400);
    padding-left: 20px;
    position: relative;
}

.common-inquiries ul li::before {
    content: '✨';
    position: absolute;
    left: 0;
}

.inquiry-note {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 500;
}

.contact-form-wrapper {
    background: rgba(26, 21, 51, 0.8);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--gray-300);
}

.required {
    color: var(--accent);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    background: rgba(37, 31, 71, 0.6);
    color: var(--white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.2);
}

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

.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: -8px;
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta {
    background: radial-gradient(ellipse at 50% 50%, rgba(236, 72, 153, 0.3) 0%, transparent 60%),
                radial-gradient(ellipse at 20% 80%, rgba(6, 182, 212, 0.2) 0%, transparent 40%),
                radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, 0.3) 0%, transparent 40%),
                var(--gradient-night);
    padding: 100px 0;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: var(--dark);
    border-top: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--gray-400);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    margin-bottom: 0;
}

.footer-brand .logo-text {
    font-size: 1.2rem;
}

.footer-brand .logo-tagline {
    font-size: 0.55rem;
}

.footer-info h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-info ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-info ul li {
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-home-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    padding: 10px 20px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 8px;
    color: var(--accent-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-normal);
}

.footer-home-link:hover {
    background: rgba(6, 182, 212, 0.2);
    border-color: rgba(6, 182, 212, 0.5);
    transform: translateY(-2px);
}

.footer-home-link i {
    font-size: 0.85rem;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(124, 58, 237, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-links a {
    font-size: 0.85rem;
    color: var(--gray-500);
}

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

.copyright {
    font-size: 0.85rem;
}

/* =====================================================
   Back to Top Button
   ===================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow-pink);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

/* =====================================================
   Responsive Design
   ===================================================== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .service-content {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .pricing-card.popular {
        transform: none;
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-8px);
    }
    
    .options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .strengths-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .sp-only {
        display: inline;
    }
    
    /* Header Logo Mobile */
    .logo-text {
        font-size: 1.15rem;
    }
    
    .logo-tagline {
        font-size: 0.55rem;
    }
    
    /* Footer Mobile */
    .footer-brand .logo-text {
        font-size: 1.1rem;
    }
    
    .footer-brand .logo-tagline {
        font-size: 0.5rem;
    }
    
    .nav {
        display: none;
    }
    
    .btn-header {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
    }
    
    .reason-card {
        padding: 32px 24px;
    }
    
    .service-features,
    .service-usecases {
        padding: 24px;
    }
    
    .pricing-card {
        padding: 32px 24px;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .flow-timeline::before {
        left: 30px;
    }
    
    .flow-number {
        width: 60px;
        height: 60px;
        font-size: 1.4rem;
    }
    
    .flow-item {
        gap: 20px;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
    }
    
    .campaign-card {
        padding: 40px 24px;
    }
    
    .campaign-card h2 {
        font-size: 1.5rem;
    }
    
    .contact-form-wrapper {
        padding: 20px 16px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form-wrapper {
        order: 1;
    }
    
    .common-inquiries {
        padding: 20px 16px;
    }
    
    .common-inquiries h4 {
        font-size: 0.95rem;
    }
    
    .common-inquiries ul li {
        font-size: 0.9rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 12px 14px;
        font-size: 16px; /* iOS zoom防止 */
    }
    
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 12px 16px;
        font-size: 0.85rem;
    }
    
    .faq-question {
        font-size: 1rem;
    }
    
    /* Logo adjustments for small screens */
    .logo-text {
        font-size: 1.1rem;
    }
    
    .logo-tagline {
        font-size: 0.5rem;
    }
    
    /* Solution text */
    .solution-text {
        font-size: 1.2rem;
    }
}

/* Animation Classes */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
    transition-duration: 0.6s;
    transition-timing-function: ease-out;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}