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

:root {
    --primary-blue: #2563EB;
    --light-blue: #DBEAFE;
    --soft-blue: #EFF6FF;
    --dark-blue: #1E40AF;
    --accent-red: #EF4444;
    --dark-text: #1F2937;
    --gray-text: #6B7280;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #F9FAFB;
    color: var(--dark-text);
    line-height: 1.75;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* Page Transitions */
.page {
    min-height: 100vh;
    padding: 0;
    scroll-margin-top: 0;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.page:not(.active) {
    display: none;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Intro Page */
#intro-page {
    background: linear-gradient(180deg, #2563EB 0%, #1E40AF 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

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

.intro-icon {
    font-size: 80px;
    margin-bottom: 24px;
    animation: float 3s ease-in-out infinite;
}

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

.main-title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 24px;
    color: var(--white);
    letter-spacing: -0.02em;
}

.description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 48px;
    line-height: 1.8;
    font-weight: 400;
}

/* Buttons */
.cta-button {
    border: none;
    border-radius: 8px;
    padding: 18px 48px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Noto Sans JP', sans-serif;
    display: inline-block;
}

/* 青背景用のボタン（白ボタン） */
#intro-page .cta-button {
    background: var(--white);
    color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

#intro-page .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    background: #F9FAFB;
}

/* 白背景用のボタン（青ボタン） */
#quiz-page .cta-button,
#result-page .cta-button {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

#quiz-page .cta-button:hover,
#result-page .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    background: var(--dark-blue);
}

.cta-button:active {
    transform: translateY(0);
}

.cta-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Quiz Page */
#quiz-page {
    background: var(--white);
    padding: 60px 20px;
}

.quiz-box {
    background: var(--white);
    border-radius: 16px;
    padding: 48px;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid #E5E7EB;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--light-blue);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background: var(--primary-blue);
    border-radius: 10px;
    transition: width 0.4s ease;
    width: 10%;
}

.progress-text {
    text-align: right;
    font-size: 15px;
    color: var(--primary-blue);
    margin-bottom: 40px;
    font-weight: 700;
}

.question-container {
    margin-bottom: 48px;
    min-height: 350px;
}

.question-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 36px;
    line-height: 1.6;
    color: var(--dark-text);
    white-space: pre-line;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.option-card {
    background: var(--white);
    border: 2px solid #E5E7EB;
    border-radius: 12px;
    padding: 20px 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 16px;
    text-align: left;
    position: relative;
    font-weight: 500;
}

.option-card:hover {
    border-color: var(--primary-blue);
    background: var(--soft-blue);
}

.option-card.selected {
    background: var(--soft-blue);
    border-color: var(--primary-blue);
    border-width: 2px;
}

.option-card.selected::after {
    content: '✓';
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-blue);
    font-size: 24px;
    font-weight: 700;
}

.option-text {
    position: relative;
    z-index: 1;
    padding-right: 40px;
}

/* Multiple Choice Specific */
.option-card.multiple {
    padding-left: 56px;
}

.option-card.multiple .checkbox {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border: 2px solid #D1D5DB;
    border-radius: 6px;
    background: var(--white);
    transition: all 0.2s ease;
}

.option-card.multiple:hover .checkbox {
    border-color: var(--primary-blue);
}

.option-card.multiple.selected .checkbox {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

.option-card.multiple.selected .checkbox::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
}

.option-card.multiple.selected::after {
    display: none;
}

/* Result Page */
#result-page {
    background: var(--white);
    padding: 60px 20px;
}

.result-box {
    background: var(--white);
    border-radius: 16px;
    padding: 60px 48px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid #E5E7EB;
}

@keyframes scaleIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.result-badge {
    display: inline-block;
    background: var(--soft-blue);
    color: var(--primary-blue);
    padding: 10px 24px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.screenshot-notice-top {
    background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
    border: 3px solid #F59E0B;
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 32px;
    text-align: center;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    }
    50% {
        transform: scale(1.02);
        box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
    }
}

.screenshot-text-top {
    font-size: 20px;
    font-weight: 700;
    color: #92400E;
    margin: 0;
    line-height: 1.6;
}

.result-rank-large {
    font-size: 120px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 24px;
    line-height: 1;
    animation: scaleIn 0.6s ease-out;
}

.result-type {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary-blue);
    line-height: 1.4;
}

.result-subtitle {
    font-size: 18px;
    color: var(--gray-text);
    margin-bottom: 32px;
    font-weight: 600;
}

.result-score {
    margin-bottom: 32px;
    padding: 40px 32px;
    background: var(--soft-blue);
    border-radius: 16px;
}

.score-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.score-label {
    font-size: 16px;
    color: var(--gray-text);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.score-numbers {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.score-value {
    font-size: 72px;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1;
}

.score-max {
    font-size: 32px;
    color: var(--gray-text);
    font-weight: 700;
}

.result-description {
    font-size: 18px;
    color: var(--gray-text);
    margin-bottom: 32px;
    line-height: 1.8;
    padding: 0 20px;
}

.result-message {
    font-size: 17px;
    color: var(--dark-text);
    margin-bottom: 40px;
    font-weight: 600;
    line-height: 1.8;
}



/* Responsive Utilities */
.pc-only {
    display: inline;
}

.sp-only {
    display: none;
}

/* Mobile Styles */
@media (max-width: 768px) {
    #intro-page {
        padding: 40px 20px;
    }

    .intro-icon {
        font-size: 60px;
    }

    .main-title {
        font-size: 36px;
    }

    .description {
        font-size: 16px;
    }

    .cta-button {
        padding: 16px 40px;
        font-size: 17px;
    }
    
    #intro-page .cta-button {
        width: 100%;
        max-width: 400px;
    }
    
    #quiz-page .cta-button,
    #result-page .cta-button {
        width: 100%;
        max-width: 400px;
    }

    .quiz-box {
        padding: 32px 24px;
        border-radius: 12px;
    }

    .question-title {
        font-size: 22px;
        margin-bottom: 28px;
    }

    .question-container {
        min-height: 300px;
    }

    .option-card {
        padding: 18px 20px;
        font-size: 15px;
    }

    .option-card.multiple {
        padding-left: 52px;
    }

    .result-box {
        padding: 40px 24px;
        border-radius: 12px;
    }

    .screenshot-notice-top {
        padding: 16px 20px;
    }

    .screenshot-text-top {
        font-size: 17px;
    }

    .result-rank-large {
        font-size: 96px;
    }

    .result-type {
        font-size: 28px;
    }

    .result-subtitle {
        font-size: 16px;
    }

    .score-value {
        font-size: 56px;
    }

    .score-max {
        font-size: 28px;
    }

    .result-description {
        font-size: 16px;
        padding: 0;
    }

    .result-message {
        font-size: 16px;
    }

    .pc-only {
        display: none;
    }

    .sp-only {
        display: inline;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 32px;
    }

    .screenshot-text-top {
        font-size: 16px;
    }

    .result-rank-large {
        font-size: 80px;
    }

    .result-type {
        font-size: 24px;
    }

    .score-value {
        font-size: 48px;
    }

    .quiz-box {
        padding: 24px 16px;
    }

    .result-box {
        padding: 32px 20px;
    }
}