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

:root {
    --primary-blue: #1a2f5a;
    --secondary-blue: #2d4a7f;
    --light-blue: #4a7ba7;
    --accent-blue: #6ba3d4;
    --cosmic-purple: #5a4d8f;
    --cosmic-cyan: #3dd8e8;
    --gold: #f4d03f;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --dark-text: #1a1a1a;
    --light-text: #e8f4f8;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.8;
    color: var(--dark-text);
    background: linear-gradient(135deg, #0a1628 0%, #1a2f5a 50%, #2d4a7f 100%);
    overflow-x: hidden;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a1628 0%, #1a2f5a 40%, #2d4a7f 100%);
}

/* Stars Animation */
.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.stars::before,
.stars::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    box-shadow: 
        100px 100px #fff, 200px 150px #fff, 350px 80px #fff,
        450px 200px #fff, 550px 120px #fff, 650px 180px #fff,
        750px 90px #fff, 850px 160px #fff, 950px 130px #fff,
        150px 250px #fff, 300px 300px #fff, 500px 280px #fff,
        700px 320px #fff, 900px 290px #fff, 250px 400px #fff,
        450px 420px #fff, 650px 380px #fff, 850px 450px #fff,
        100px 500px #fff, 300px 550px #fff, 500px 520px #fff,
        700px 580px #fff, 900px 540px #fff, 1100px 100px #fff,
        1150px 300px #fff, 1200px 500px #fff, 50px 600px #fff,
        400px 650px #fff, 800px 700px #fff, 1000px 650px #fff;
    animation: stars-move 100s linear infinite;
}

.stars::after {
    animation-delay: -50s;
}

@keyframes stars-move {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-1000px);
    }
}

/* Energy Flow Animation */
.energy-flow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(61, 216, 232, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(107, 163, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(90, 77, 143, 0.1) 0%, transparent 60%);
    animation: energy-pulse 8s ease-in-out infinite;
}

@keyframes energy-pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 40px 20px;
}

.urgent-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
    color: white;
    padding: 8px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(255, 82, 82, 0.4);
    animation: badge-pulse 2s ease-in-out infinite;
}

@keyframes badge-pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(255, 82, 82, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 30px rgba(255, 82, 82, 0.6);
    }
}

.hero-title {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 600;
    color: white;
    margin-bottom: 20px;
    text-shadow: 0 0 30px rgba(61, 216, 232, 0.5),
                 0 0 60px rgba(107, 163, 212, 0.3);
    letter-spacing: 3px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--cosmic-cyan);
    margin-bottom: 30px;
    font-weight: 300;
    line-height: 1.6;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--light-text);
    margin-bottom: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 500;
    line-height: 2;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--cosmic-cyan) 0%, var(--accent-blue) 100%);
    color: white;
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(61, 216, 232, 0.4);
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(61, 216, 232, 0.6);
}

.cta-button.pulse {
    animation: button-pulse 2s ease-in-out infinite;
}

@keyframes button-pulse {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(61, 216, 232, 0.4);
    }
    50% {
        box-shadow: 0 15px 60px rgba(61, 216, 232, 0.7);
    }
}

/* Section Styles */
section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-blue);
    font-weight: 600;
}

/* Urgent Section */
.urgent-section {
    background: white;
    position: relative;
}

.urgent-box {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4f8 100%);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(26, 47, 90, 0.1);
}

.urgent-content {
    font-size: 1.1rem;
    line-height: 2;
}

.urgent-content p {
    margin-bottom: 20px;
}

.urgent-content strong {
    color: var(--secondary-blue);
    font-weight: 600;
}

.highlight-text {
    color: var(--cosmic-purple);
    font-weight: 600;
    font-size: 1.2rem;
    margin-top: 30px !important;
}

/* Purpose Section */
.purpose-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: white;
}

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

.purpose-box {
    max-width: 1000px;
    margin: 0 auto;
}

.purpose-content {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.purpose-icon {
    font-size: 4rem;
    margin-bottom: 30px;
    animation: icon-float 3s ease-in-out infinite;
}

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

.purpose-text {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    line-height: 2.2;
    font-weight: 500;
}

/* Message Section */
.message-section {
    background: white;
}

.message-box {
    max-width: 900px;
    margin: 0 auto;
    padding: 50px;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4f8 100%);
    border-radius: 20px;
    border-left: 5px solid var(--accent-blue);
}

.greeting {
    font-size: 1.3rem;
    color: var(--secondary-blue);
    margin-bottom: 30px;
    font-weight: 600;
}

.message-content p {
    font-size: 1.1rem;
    line-height: 2;
    margin-bottom: 20px;
}

.message-content strong {
    color: var(--cosmic-purple);
    font-weight: 600;
}

/* What Section */
.what-section {
    background: linear-gradient(135deg, #f0f4ff 0%, #e0ebff 100%);
}

.what-box {
    max-width: 900px;
    margin: 0 auto;
    padding: 50px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(26, 47, 90, 0.1);
}

.what-main {
    font-size: 1.3rem;
    line-height: 2.2;
    margin-bottom: 40px;
    text-align: center;
    color: var(--primary-blue);
}

.what-main .highlight {
    color: var(--cosmic-cyan);
    font-weight: 700;
    font-size: 1.4rem;
}

.what-note {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4f8 100%);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
}

.what-note p {
    margin-bottom: 15px;
    line-height: 1.9;
}

.small-note {
    font-size: 0.95rem;
    color: #666;
    font-style: italic;
}

.encourage {
    margin-top: 20px !important;
    font-size: 1.1rem;
}

.encourage strong {
    color: var(--cosmic-purple);
}

.target-message {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--accent-blue) 100%);
    color: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    font-size: 1.1rem;
    line-height: 2;
}

/* Details Section */
.details-section {
    background: white;
}

.details-box {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    padding: 60px;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(26, 47, 90, 0.3);
    display: flex;
    justify-content: space-around;
    align-items: center;
    color: white;
}

.detail-item {
    text-align: center;
    flex: 1;
}

.detail-label {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--cosmic-cyan);
    font-weight: 500;
}

.detail-value {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.8;
}

.detail-value.price {
    font-size: 3rem;
    color: var(--gold);
    font-weight: 700;
}

.detail-value .tax {
    font-size: 1.2rem;
    font-weight: 400;
}

.detail-note {
    display: block;
    font-size: 0.95rem;
    margin-top: 10px;
    color: var(--light-text);
    font-weight: 400;
}

.detail-divider {
    width: 2px;
    height: 100px;
    background: rgba(255, 255, 255, 0.3);
    margin: 0 30px;
}

/* How to Section */
.howto-section {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4f8 100%);
}

.howto-content {
    max-width: 900px;
    margin: 0 auto;
}

.howto-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 40px;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(26, 47, 90, 0.08);
    transition: transform 0.3s ease;
}

.howto-item:hover {
    transform: translateX(10px);
}

.howto-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--cosmic-cyan) 0%, var(--accent-blue) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 25px;
}

.howto-text {
    flex: 1;
}

.howto-text p {
    font-size: 1.1rem;
    line-height: 2;
}

.howto-text strong {
    color: var(--secondary-blue);
    font-weight: 600;
}

.howto-text .note {
    font-size: 0.95rem;
    color: #666;
}

.howto-important {
    background: linear-gradient(135deg, var(--cosmic-purple) 0%, var(--secondary-blue) 100%);
    color: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    font-size: 1.2rem;
    line-height: 2;
    margin-top: 40px;
}

.howto-important strong {
    font-weight: 700;
    font-size: 1.3rem;
}

/* Notes Section */
.notes-section {
    background: white;
}

.notes-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: 30px;
}

.note-box {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4f8 100%);
    padding: 40px;
    border-radius: 15px;
    border-left: 5px solid var(--accent-blue);
}

.note-box h3 {
    font-size: 1.4rem;
    color: var(--secondary-blue);
    margin-bottom: 20px;
    font-weight: 600;
}

.note-box p,
.note-box li {
    font-size: 1.1rem;
    line-height: 2;
    margin-bottom: 10px;
}

.note-box ul {
    padding-left: 20px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--cosmic-purple) 100%);
    padding: 100px 0;
}

.cta-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: white;
}

.cta-title {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 30px;
    font-weight: 600;
}

.cta-description {
    font-size: 1.3rem;
    line-height: 2;
    margin-bottom: 50px;
    color: var(--light-text);
}

.cta-details {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
}

.cta-detail-item {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.2rem;
    flex-wrap: wrap;
}

.cta-detail-item:last-child {
    margin-bottom: 0;
}

.cta-detail-item .label {
    font-weight: 500;
    margin-right: 10px;
}

.cta-detail-item .value {
    font-weight: 600;
}

.cta-detail-item .value.price {
    color: var(--gold);
    font-size: 1.8rem;
}

.cta-button-large {
    display: inline-block;
    background: linear-gradient(135deg, var(--cosmic-cyan) 0%, var(--accent-blue) 100%);
    color: white;
    padding: 25px 70px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 15px 50px rgba(61, 216, 232, 0.4);
    letter-spacing: 2px;
}

.cta-button-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(61, 216, 232, 0.6);
}

/* Footer */
.footer {
    background: var(--primary-blue);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer p {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .pc-only {
        display: none;
    }

    .hero {
        min-height: 100svh;
    }

    .hero-content {
        padding: 60px 20px;
    }

    section {
        padding: 60px 0;
    }

    .urgent-box,
    .message-box,
    .what-box,
    .note-box {
        padding: 30px 20px;
    }

    .details-box {
        flex-direction: column;
        padding: 40px 20px;
    }

    .detail-divider {
        width: 80%;
        height: 2px;
        margin: 30px auto;
    }

    .detail-value.price {
        font-size: 2.5rem;
    }

    .howto-item {
        padding: 20px;
    }

    .howto-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        margin-right: 15px;
    }

    .howto-text p {
        font-size: 1rem;
    }

    .cta-section {
        padding: 80px 0;
    }

    .cta-button-large {
        padding: 20px 50px;
        font-size: 1.2rem;
    }

    .cta-detail-item {
        flex-direction: column;
        text-align: center;
    }

    .cta-detail-item .label {
        margin-right: 0;
        margin-bottom: 5px;
    }
}

@media (max-width: 480px) {
    .urgent-badge {
        font-size: 12px;
        padding: 6px 20px;
    }

    .hero-title {
        letter-spacing: 1px;
    }

    .purpose-content {
        padding: 30px 20px;
    }

    .purpose-text {
        font-size: 1.1rem;
    }

    .what-main {
        font-size: 1.1rem;
    }

    .detail-value {
        font-size: 1.3rem;
    }

    .detail-value.price {
        font-size: 2rem;
    }

    .howto-important {
        padding: 30px 20px;
        font-size: 1.1rem;
    }

    .cta-button-large {
        padding: 18px 40px;
        font-size: 1.1rem;
    }
}