:root {
    --bg: #f6faf6;
    --panel: #ffffff;
    --text: #1e2a22;
    --muted: #6a786f;
    --line: #dbe8dd;
    --soft: #edf6ef;
    --accent: #6c8d71;
    --accent-strong: #4d6a53;
    --shadow: 0 16px 40px rgba(47, 73, 55, 0.08);
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background:
        radial-gradient(circle at top left, #f8fff8 0, #f6faf6 36%, #f2f7f3 100%);
    color: var(--text);
    min-height: 100vh;
}

.shell {
    max-width: 980px;
    margin: 0 auto;
    padding: 24px 16px 56px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero {
    padding: 28px;
    margin-top: 20px;
    overflow: hidden;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    right: -60px;
    top: -60px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(127, 165, 134, 0.18), rgba(127, 165, 134, 0.02));
    pointer-events: none;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--accent-strong);
    border: 1px solid var(--line);
    background: var(--soft);
    border-radius: 999px;
    padding: 8px 12px;
    margin-bottom: 16px;
}

h1,
h2,
h3,
p {
    margin: 0;
}

.hero h1 {
    font-size: clamp(28px, 5vw, 52px);
    line-height: 1.08;
    letter-spacing: -0.03em;
    max-width: 680px;
}

.hero .sub {
    margin-top: 14px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.75;
    max-width: 720px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.9fr;
    gap: 18px;
    align-items: stretch;
    margin-top: 24px;
}

.mini-panel {
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, #fbfefb, #f3f8f4);
}

.mini-panel h3 {
    font-size: 15px;
    margin-bottom: 10px;
}

.mini-panel ul {
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
    line-height: 1.8;
    font-size: 14px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.hero-minimal {
    min-height: 52vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 48px 24px;
}

.hero-minimal::after {
    display: none;
}

.hero-minimal h1 {
    max-width: none;
    margin: 0;
    font-size: 36px;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #1a1a1a 0%, #4d6a53 50%, #07c160 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (max-width: 640px) {
    .hero-minimal h1 {
        font-size: 28px;
        line-height: 1.3;
    }
}

/* Intro info redesign */
.hero-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    width: 100%;
    max-width: 420px;
}
.hero-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 14px 24px;
    background: linear-gradient(135deg, #f8f9fa, #fff);
    border: 1px solid #e8ecef;
    border-radius: 16px;
    width: 100%;
    text-align: center;
}
.hero-credit {
    margin: 0;
    color: #1a1a1a;
    font-weight: 700;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.hero-credit::before {
    content: "✨";
    font-size: 16px;
}
.hero-note {
    margin: 0;
    color: #6b7280;
    font-size: 13px;
}
.wechat-callout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    border-radius: 16px;
    background: linear-gradient(135deg, #12b7f5, #0099ff);
    color: #fff;
    box-shadow: 0 8px 24px rgba(18, 183, 245, 0.35);
    transition: all 0.3s ease;
    cursor: pointer;
    width: 100%;
}
.wechat-callout:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(18, 183, 245, 0.45);
}
.wechat-callout .wx-icon {
    font-size: 24px;
    line-height: 1;
}
.wechat-callout .wx-content {
    text-align: center;
}
.wechat-callout .wx-name {
    font-weight: 800;
    font-size: 16px;
    line-height: 1.2;
}
.wechat-callout .wx-arrow {
    font-size: 18px;
    opacity: 0.9;
}

@media (max-width: 640px) {
    .hero-info {
        gap: 14px;
        margin-top: 24px;
        max-width: none;
    }
}

.hero-actions-single {
    justify-content: center;
    margin-top: 28px;
}

button {
    border: 0;
    cursor: pointer;
    transition: transform .16s ease, box-shadow .16s ease, opacity .16s ease;
    font: inherit;
}

button:hover {
    transform: translateY(-1px);
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-strong), #5a7d62);
    color: #fff;
    padding: 16px 48px;
    border-radius: 16px;
    box-shadow: 0 12px 32px rgba(77, 106, 83, 0.35);
    font-weight: 800;
    font-size: 17px;
    transition: all 0.3s ease;
}
.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 16px 40px rgba(77, 106, 83, 0.45);
}

#startBtn {
    padding: 22px 80px;
    font-size: 20px;
    border-radius: 18px;
}

.btn-secondary {
    background: #fff;
    color: var(--accent-strong);
    padding: 14px 20px;
    border-radius: 14px;
    border: 1px solid var(--line);
    font-weight: 700;
}

.screen {
    display: none;
}

.screen.active {
    display: block;
}

.test-wrap,
.result-wrap {
    margin-top: 22px;
    padding: 22px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.progress {
    flex: 1;
    min-width: 240px;
    height: 10px;
    background: #edf3ee;
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.progress>span {
    display: block;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, #97b59c, #5b7a62);
    border-radius: inherit;
    transition: width .22s ease;
}

.progress-text {
    color: var(--muted);
    font-size: 13px;
    white-space: nowrap;
}

.question-list {
    display: grid;
    gap: 16px;
}

.question {
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfdfb);
}

.question-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 12px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    padding: 6px 10px;
    background: var(--soft);
    border: 1px solid var(--line);
}

.question-title {
    font-size: 16px;
    line-height: 1.7;
    white-space: pre-wrap;
}

.options {
    display: grid;
    gap: 10px;
    margin-top: 14px;
}

.option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #fff;
    transition: border-color .16s ease, background .16s ease, transform .16s ease;
}

.option:hover {
    border-color: #bcd0c1;
    background: #f8fcf9;
}

.option input {
    margin-top: 3px;
    accent-color: var(--accent-strong);
    transform: scale(1.1);
    flex-shrink: 0;
}

.option-code {
    font-weight: 800;
    color: var(--accent-strong);
    min-width: 22px;
}

.actions-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
    padding-top: 6px;
}

.hint {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}

.result-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 18px;
    align-items: stretch;
}

.type-box,
.score-box,
.dim-box,
.top3-box,
.about-box {
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfdfb);
}

.type-kicker {
    font-size: 12px;
    color: var(--accent-strong);
    margin-bottom: 8px;
    letter-spacing: .05em;
}

.type-name {
    font-size: clamp(30px, 5vw, 48px);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.type-subname {
    margin-top: 8px;
    color: var(--muted);
    font-size: 15px;
}

.match {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
    padding: 10px 14px;
    background: var(--soft);
    border: 1px solid var(--line);
    color: var(--accent-strong);
    font-weight: 700;
}

.type-desc {
    margin-top: 18px;
    line-height: 1.85;
    font-size: 15px;
    color: #304034;
}

.score-box h3,
.dim-box h3,
.top3-box h3,
.about-box h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.score-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.score-item {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    background: #fff;
}

.score-item .k {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px;
}

.score-item .v {
    font-size: 20px;
    font-weight: 800;
    color: var(--accent-strong);
}

.dim-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.dim-pill {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    background: #fff;
}

.dim-pill .label {
    color: var(--muted);
    font-size: 12px;
    margin-bottom: 6px;
}

.dim-pill .value {
    font-size: 20px;
    font-weight: 800;
    color: var(--accent-strong);
}

.top3-list {
    display: grid;
    gap: 10px;
}

.top3-item {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    background: #fff;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.top3-item strong {
    display: block;
    margin-bottom: 4px;
}

.top3-item span {
    color: var(--muted);
    font-size: 13px;
}

.top3-score {
    color: var(--accent-strong);
    font-weight: 800;
    white-space: nowrap;
}

.about-box p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
}

.footer-note {
    margin-top: 16px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.7;
}


.result-layout {
    display: grid;
    gap: 18px;
}

.result-top {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 18px;
    align-items: stretch;
}

.poster-box,
.type-box,
.analysis-box,
.dim-box,
.note-box {
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfdfb);
}

.poster-box {
    display: grid;
    grid-template-rows: 1fr auto;
    min-height: 280px;
    overflow: hidden;
    position: relative;
    background:
        radial-gradient(circle at top right, rgba(127, 165, 134, 0.16), rgba(127, 165, 134, 0) 40%),
        linear-gradient(180deg, #ffffff, #f7fbf8);
}

.poster-box::after {
    content: "";
    position: absolute;
    right: -46px;
    bottom: -46px;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(127, 165, 134, 0.12), rgba(127, 165, 134, 0.01));
    pointer-events: none;
}

.poster-image {
    width: 100%;
    min-height: 220px;
    max-height: 460px;
    object-fit: contain;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.75);
    position: relative;
    z-index: 1;
}

.poster-box.no-image .poster-image {
    display: none;
}

.poster-caption {
    margin-top: 14px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.type-kicker {
    font-size: 12px;
    color: var(--accent-strong);
    margin-bottom: 8px;
    letter-spacing: .06em;
}

.type-name {
    font-size: clamp(30px, 5vw, 48px);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.type-subname {
    margin-top: 10px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
}

.match {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
    padding: 10px 14px;
    background: var(--soft);
    border: 1px solid var(--line);
    color: var(--accent-strong);
    font-weight: 700;
    font-size: 14px;
    line-height: 1.4;
}

.analysis-box h3,
.dim-box h3,
.note-box h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.result-actions {
    margin-top: 22px;
    display: flex;
    justify-content: flex-end;
}

.analysis-box p {
    margin: 0;
    color: #304034;
    font-size: 15px;
    line-height: 1.9;
    white-space: pre-wrap;
}

.dim-list {
    display: grid;
    gap: 12px;
}

.dim-item {
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px;
    background: #fff;
}

.dim-item-top {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.dim-item-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
}

.dim-item-score {
    color: var(--accent-strong);
    font-weight: 800;
    font-size: 14px;
    white-space: nowrap;
}

.dim-item p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.8;
}

.note-box p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.8;
}

.disclaimer-box {
    padding: 18px;
    border: 1px solid #ffe58f;
    border-radius: 18px;
    background: linear-gradient(180deg, #fffbe6, #fff9db);
}

.disclaimer-box h3 {
    font-size: 16px;
    font-weight: 700;
    color: #8c6b00;
    margin-bottom: 10px;
}

.disclaimer-box p {
    color: #8c6b00;
    font-size: 14px;
    line-height: 1.8;
}

.author-box {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfdfb);
    overflow: hidden;
}

.author-box summary {
    list-style: none;
    cursor: pointer;
    padding: 18px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.author-box summary::-webkit-details-marker {
    display: none;
}

.author-box summary::after {
    content: '展开';
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-strong);
    border: 1px solid var(--line);
    background: var(--soft);
    padding: 6px 10px;
    border-radius: 999px;
    flex-shrink: 0;
}

.author-box[open] summary::after {
    content: '收起';
}

.author-content {
    border-top: 1px solid var(--line);
    padding: 0 18px 18px;
}

.author-content p {
    margin: 14px 0 0;
    color: #304034;
    font-size: 14px;
    line-height: 1.9;
}

.result-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 22px;
}

@media (max-width: 860px) {
    .result-top {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px) {

    .hero-grid,
    .result-hero {
        grid-template-columns: 1fr;
    }

    .dim-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .shell {
        padding: 14px 12px 42px;
    }

    .hero,
    .test-wrap,
    .result-wrap {
        padding: 16px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .question-title {
        font-size: 15px;
    }

    .dim-grid,
    .score-grid {
        grid-template-columns: 1fr;
    }
}

.author-content p:last-child {
    margin-bottom: 6px;
}

.wechat-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.3s ease;
}

.wechat-popup-card {
    background: #fff;
    border-radius: 24px;
    padding: 32px 24px 24px;
    max-width: 360px;
    width: 100%;
    text-align: center;
    animation: slideUp 0.3s ease;
    position: relative;
}

.wechat-popup-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border: none;
    background: #f5f5f5;
    border-radius: 50%;
    font-size: 18px;
    color: #999;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.wechat-popup-close:hover {
    background: #e8e8e8;
    color: #666;
}

.wechat-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #07c160, #06ad56);
    border-radius: 16px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    box-shadow: 0 8px 24px rgba(7, 193, 96, 0.35);
}

.wechat-popup-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.wechat-popup-card .subtitle {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.wechat-qr-area {
    background: linear-gradient(135deg, #f8fff9, #f0f7f2);
    border: 2px dashed #07c16050;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 16px;
}

.wechat-qr-tip {
    font-size: 13px;
    color: #07c160;
    font-weight: 600;
    margin-bottom: 12px;
}

.wechat-qr-code {
    width: 160px;
    height: 160px;
    background: #fff;
    border-radius: 12px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.wechat-qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.wechat-follow-tip {
    background: linear-gradient(135deg, #fffbe6, #fff9db);
    border: 1px solid #ffe58f;
    border-radius: 12px;
    padding: 12px 16px;
    margin-top: 16px;
}

.wechat-follow-tip p {
    font-size: 13px;
    color: #8c6b00;
    line-height: 1.7;
}

.wechat-follow-tip strong {
    color: #d48806;
}

.wechat-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #07c160, #06ad56);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 999px;
    margin-top: 16px;
    box-shadow: 0 4px 12px rgba(7, 193, 96, 0.25);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wechat-float-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background: linear-gradient(135deg, #12b7f5, #0099ff);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(18, 183, 245, 0.4);
    display: none;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.wechat-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(18, 183, 245, 0.5);
}

.wechat-float-btn.show {
    display: flex;
}

.wechat-float-btn .tooltip {
    position: absolute;
    right: 70px;
    background: #333;
    color: #fff;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.wechat-float-btn:hover .tooltip {
    opacity: 1;
}

/* Accessibility: visible focus styles for keyboard users */
button:focus-visible,
input:focus-visible,
.option:focus-within {
    outline: 3px solid rgba(77, 106, 83, 0.18);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(127, 165, 134, 0.06);
}

/* No-JS warning style (if needed) */
.no-js-warning {
    background: linear-gradient(180deg,#fff7e6,#fff9eb);
    border: 1px solid #ffe58f;
    padding: 10px 14px;
    border-radius: 12px;
    color: #8c6b00;
    margin-bottom: 12px;
}

/* Skip link for keyboard users */
.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}
.skip-link:focus,
.skip-link:active {
    left: 12px;
    top: 12px;
    width: auto;
    height: auto;
    background: #fff;
    padding: 8px 12px;
    border-radius: 6px;
    z-index: 9999;
    box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}