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

:root {
    --pink: #ff2d78;
    --pink-glow: #ff2d7888;
    --cyan: #00e5ff;
    --cyan-glow: #00e5ff88;
    --bg-dark: #0a0a12;
    --bg-card: #14142a;
    --bg-card-hover: #1e1e3a;
    --text-main: #f0f0ff;
    --text-sub: #a0a0c0;
    --gold: #ffd700;
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    background: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(255, 45, 120, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(0, 229, 255, 0.06) 0%, transparent 60%);
}

/* ===== Utility ===== */
.container {
    max-width: 520px;
    margin: 0 auto;
    padding: 1rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.screen {
    display: none;
    position: fixed;
    inset: 0;
    overflow-y: auto;
}

.screen.active {
    display: block;
}

/* ===== Brand Badge ===== */
.brand-badge {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1rem;
    color: var(--pink);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.4rem 1.2rem;
    border: 1px solid var(--pink-glow);
    border-radius: 50px;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px var(--pink-glow);
}

.brand-badge.small {
    font-size: 0.75rem;
    padding: 0.3rem 0.9rem;
    margin-bottom: 1rem;
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    background: var(--bg-dark);
}

/* ===== Start Screen ===== */
.title-main {
    text-align: center;
    margin-bottom: 1rem;
}

.title-ja {
    display: block;
    font-size: 2.2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--pink), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
}

.title-en {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 0.1em;
    margin-top: 0.3rem;
    text-shadow: 0 0 15px var(--cyan-glow);
}

.subtitle {
    text-align: center;
    color: var(--text-sub);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* Floating images */
.start-images {
    position: relative;
    width: 280px;
    height: 200px;
    margin: 0 auto 2rem;
}

.float-img {
    position: absolute;
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--pink);
    box-shadow: 0 0 20px var(--pink-glow);
}

.float-img.img-1 {
    top: 0;
    left: 0;
    animation: float-1 3s ease-in-out infinite;
}

.float-img.img-2 {
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    animation: float-2 3s ease-in-out infinite 0.5s;
    border-color: var(--cyan);
    box-shadow: 0 0 20px var(--cyan-glow);
}

.float-img.img-3 {
    top: 0;
    right: 0;
    animation: float-3 3s ease-in-out infinite 1s;
    border-color: var(--gold);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

@keyframes float-1 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes float-2 {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-12px); }
}

@keyframes float-3 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ===== Buttons ===== */
.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    max-width: 320px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Noto Sans JP', sans-serif;
    color: #fff;
    background: linear-gradient(135deg, var(--pink), #cc1155);
    border: none;
    border-radius: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 25px var(--pink-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 35px var(--pink-glow);
}

.pulse-btn {
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 4px 25px var(--pink-glow); }
    50% { box-shadow: 0 4px 40px var(--pink), 0 0 60px var(--pink-glow); }
}

.btn-icon {
    font-size: 1.3rem;
}

.btn-secondary {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 0.8rem auto 0;
    padding: 0.9rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--cyan);
    background: transparent;
    border: 2px solid var(--cyan);
    border-radius: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(0, 229, 255, 0.1);
    box-shadow: 0 0 20px var(--cyan-glow);
}

.btn-share {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 1.5rem auto 0;
    padding: 0.9rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Noto Sans JP', sans-serif;
    color: #fff;
    background: linear-gradient(135deg, var(--cyan), #0099bb);
    border: none;
    border-radius: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px var(--cyan-glow);
}

.btn-share:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px var(--cyan-glow);
}

/* ===== Progress Bar ===== */
.progress-container {
    width: 100%;
    margin-bottom: 2rem;
    margin-top: 3rem;
}

.progress-text {
    text-align: center;
    margin-bottom: 0.5rem;
}

#progress-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 0.1em;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--pink), var(--cyan));
    border-radius: 3px;
    transition: width 0.5s ease;
    box-shadow: 0 0 10px var(--cyan-glow);
}

/* ===== Question Card ===== */
.question-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.question-card {
    width: 100%;
    transition: transform 0.4s ease, opacity 0.4s ease;
}

.question-card.slide-out-left {
    transform: translateX(-110%);
    opacity: 0;
}

.question-card.slide-in-right {
    transform: translateX(110%);
    opacity: 0;
}

.question-ja {
    font-size: 1.4rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 0.3rem;
    background: linear-gradient(135deg, var(--pink), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.question-en {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-sub);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

/* ===== Choices ===== */
.choices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.choice-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 0.8rem;
    background: var(--bg-card);
    border: 2px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.25s ease;
    min-height: 90px;
}

.choice-btn:hover {
    border-color: var(--pink);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 45, 120, 0.2);
}

.choice-btn:active {
    transform: scale(0.96);
}

.choice-btn.selected {
    border-color: var(--cyan);
    background: rgba(0, 229, 255, 0.1);
    box-shadow: 0 0 25px var(--cyan-glow);
}

.choice-ja {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.2rem;
}

.choice-en {
    font-size: 0.75rem;
    color: var(--text-sub);
    letter-spacing: 0.05em;
}

/* ===== Result Screen ===== */
.result-card {
    width: 100%;
    text-align: center;
    padding-top: 3rem;
}

.result-label {
    font-size: 0.85rem;
    color: var(--text-sub);
    margin-bottom: 0.5rem;
}

.result-type {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--gold), var(--pink), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.result-image-wrapper {
    position: relative;
    width: 220px;
    height: 220px;
    margin: 0 auto 1.5rem;
}

.result-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--pink);
    box-shadow: 0 0 30px var(--pink-glow);
    position: relative;
    z-index: 1;
}

.result-glow {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--pink-glow), transparent 70%);
    animation: glow-pulse 2s ease-in-out infinite;
    z-index: 0;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

.result-description {
    font-size: 1rem;
    color: var(--text-main);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

/* Stats */
.result-stats {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 1.2rem;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-item {
    margin-bottom: 1rem;
}

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

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-sub);
    margin-bottom: 0.4rem;
    letter-spacing: 0.05em;
}

.stat-bar-wrapper {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.stat-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--pink), var(--gold));
    border-radius: 5px;
    width: 0%;
    transition: width 1.5s ease;
    box-shadow: 0 0 10px var(--pink-glow);
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--gold);
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
}

.stat-exercise {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--cyan);
    margin-top: 0.3rem;
}

/* ===== Patreon CTA ===== */
.patreon-cta {
    width: 100%;
    text-align: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(255, 45, 120, 0.08), rgba(0, 229, 255, 0.08));
    border: 1px solid rgba(255, 45, 120, 0.2);
    border-radius: 20px;
    margin-bottom: 2rem;
}

.cta-text {
    font-size: 0.9rem;
    color: var(--text-sub);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.btn-patreon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    color: #fff;
    background: linear-gradient(135deg, var(--pink), #cc1155);
    border-radius: 60px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px var(--pink-glow);
    letter-spacing: 0.05em;
}

.btn-patreon:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px var(--pink-glow);
}

.patreon-arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.btn-patreon:hover .patreon-arrow {
    transform: translateX(4px);
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
    .title-ja { font-size: 1.8rem; }
    .title-en { font-size: 0.85rem; }
    .question-ja { font-size: 1.2rem; }
    .result-type { font-size: 1.6rem; }
    .start-images { width: 240px; height: 170px; }
    .float-img { width: 100px; height: 100px; }
    .result-image-wrapper { width: 180px; height: 180px; }
    .choice-btn { padding: 1rem 0.6rem; min-height: 80px; }
}

@media (max-width: 360px) {
    .title-ja { font-size: 1.5rem; }
    .choices { gap: 0.6rem; }
    .choice-btn { padding: 0.8rem 0.5rem; min-height: 70px; }
    .choice-ja { font-size: 0.9rem; }
}