/* ============================================================
   assessment.css — 广东财经大学心理咨询中心 心理测评页
   设计风格：柔和自然·心灵疗愈  |  Soft Wellness Aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500&display=swap');

:root {
  --color-primary:     #2d6e6e;
  --color-primary-dk:  #1e4f4f;
  --color-primary-lt:  #4a9494;
  --color-accent:      #d4845a;
  --color-accent-lt:   #f0b48a;
  --color-bg:          #f7f4ee;
  --color-bg-soft:     #efe9de;
  --color-surface:     #ffffff;
  --color-text:        #2c3030;
  --color-text-soft:   #5a6464;
  --color-text-muted:  #8a9898;
  --color-border:      #e0d8cc;
  --font-display: 'Noto Serif SC', 'STSong', serif;
  --font-body:    'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --radius-sm: 6px; --radius-md: 12px; --radius-lg: 20px; --radius-xl: 32px;
  --shadow-sm: 0 2px 8px rgba(45,110,110,.08);
  --shadow-md: 0 6px 24px rgba(45,110,110,.12);
  --shadow-lg: 0 16px 48px rgba(45,110,110,.16);
  --transition: .35s cubic-bezier(.25,.8,.25,1);
  --nav-h: 70px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); background: var(--color-bg); color: var(--color-text); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* Navbar */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--nav-h); background: rgba(247,244,238,.85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: background var(--transition), border-color var(--transition), box-shadow var(--transition); }
.navbar.scrolled { background: rgba(247,244,238,.97); border-bottom-color: var(--color-border); box-shadow: var(--shadow-sm); }
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; color: var(--color-primary-dk); letter-spacing: .03em; flex-shrink: 0; }
.logo img { height: 36px; width: auto; object-fit: contain; }
.nav-menu { display: flex; gap: 4px; align-items: center; }
.nav-menu a { font-size: .875rem; font-weight: 500; color: var(--color-text-soft); padding: 6px 12px; border-radius: var(--radius-sm); position: relative; transition: color var(--transition), background var(--transition); }
.nav-menu a::after { content: ''; position: absolute; bottom: 2px; left: 50%; right: 50%; height: 2px; background: var(--color-primary); border-radius: 2px; transition: left var(--transition), right var(--transition); }
.nav-menu a:hover { color: var(--color-primary); background: rgba(45,110,110,.06); }
.nav-menu a:hover::after, .nav-menu a.active::after { left: 12px; right: 12px; }
.nav-menu a.active { color: var(--color-primary); font-weight: 600; }
.menu-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--color-primary); padding: 6px; border-radius: var(--radius-sm); transition: background var(--transition); }
.menu-toggle:hover { background: rgba(45,110,110,.08); }

/* Hero */
.page-hero { padding-top: calc(var(--nav-h) + 60px); padding-bottom: 60px; background: var(--color-bg); position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; top: -30%; right: -15%; width: 65vw; height: 85vh; background: radial-gradient(ellipse at 60% 40%, rgba(74,148,148,.16) 0%, rgba(45,110,110,.06) 45%, transparent 70%); border-radius: 50%; pointer-events: none; animation: heroBlobA 10s ease-in-out infinite alternate; }
.page-hero::after { content: ''; position: absolute; bottom: -20%; left: -8%; width: 45vw; height: 55vh; background: radial-gradient(ellipse at 30% 70%, rgba(212,132,90,.1) 0%, transparent 65%); border-radius: 50%; pointer-events: none; animation: heroBlobB 13s ease-in-out infinite alternate; }
@keyframes heroBlobA { from{transform:translate(0,0) scale(1);} to{transform:translate(-3%,4%) scale(1.06);} }
@keyframes heroBlobB { from{transform:translate(0,0) scale(1);} to{transform:translate(2%,-5%) scale(1.08);} }
.page-hero-inner { position: relative; z-index: 1; text-align: center; }
.page-hero-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; background: rgba(45,110,110,.1); border: 1px solid rgba(45,110,110,.2); border-radius: 50px; font-size: .8rem; color: var(--color-primary); font-weight: 500; letter-spacing: .05em; margin-bottom: 20px; opacity: 0; animation: fadeUp .6s .1s forwards; }
.page-hero h1 { font-family: var(--font-display); font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 700; color: var(--color-primary-dk); line-height: 1.25; letter-spacing: .04em; opacity: 0; animation: fadeUp .7s .25s forwards; }
.page-hero p { font-size: 1.05rem; color: var(--color-text-soft); max-width: 560px; margin: 16px auto 0; opacity: 0; animation: fadeUp .7s .4s forwards; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 12px 28px; border-radius: var(--radius-xl); font-family: var(--font-body); font-size: .95rem; font-weight: 500; letter-spacing: .03em; cursor: pointer; border: none; transition: transform var(--transition), box-shadow var(--transition), background var(--transition); }
.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: 0 4px 18px rgba(45,110,110,.3); }
.btn-primary:hover { background: var(--color-primary-dk); box-shadow: 0 8px 28px rgba(45,110,110,.4); }
.btn-outline { background: transparent; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-sm  { padding: 8px 18px; font-size: .85rem; }
.btn-lg  { padding: 16px 36px; font-size: 1.05rem; }
.btn-white { background: #fff; color: var(--color-primary-dk); font-weight: 600; box-shadow: 0 4px 18px rgba(0,0,0,.15); }
.btn-white:hover { background: var(--color-bg-soft); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,.2); }
.btn-ghost { background: rgba(255,255,255,.15); color: #fff; border: 2px solid rgba(255,255,255,.4); }
.btn-ghost:hover { background: rgba(255,255,255,.25); border-color: rgba(255,255,255,.7); }

/* Section header */
.section-header { text-align: center; margin-bottom: 48px; }
.section-label { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 10px; }
.section-header h2 { font-family: var(--font-display); font-size: clamp(1.6rem, 3.2vw, 2.2rem); font-weight: 700; color: var(--color-primary-dk); letter-spacing: .04em; position: relative; display: inline-block; padding-bottom: 14px; }
.section-header h2::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 48px; height: 3px; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); border-radius: 3px; }
.section-header p { color: var(--color-text-soft); font-size: .95rem; max-width: 520px; margin: 16px auto 0; }

/* Main */
.assessment-main { padding: 72px 0; }

/* Categories */
.categories-section { padding-bottom: 72px; }
.categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cat-card { background: var(--color-surface); border-radius: var(--radius-lg); padding: 32px 28px; border: 1px solid var(--color-border); cursor: pointer; transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); position: relative; overflow: hidden; }
.cat-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--color-primary), var(--color-primary-lt)); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(45,110,110,.2); }
.cat-card:hover::before { transform: scaleX(1); }
.cat-icon { width: 58px; height: 58px; background: rgba(45,110,110,.08); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin-bottom: 18px; transition: background var(--transition), transform var(--transition); }
.cat-card:hover .cat-icon { background: rgba(45,110,110,.14); transform: scale(1.1) rotate(-5deg); }
.cat-card h3 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; color: var(--color-text); margin-bottom: 8px; }
.cat-card p { font-size: .875rem; color: var(--color-text-soft); line-height: 1.65; margin-bottom: 16px; }
.cat-meta { font-size: .8rem; color: var(--color-text-muted); display: flex; align-items: center; gap: 6px; }
.cat-meta::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary-lt); }

/* Tests grid */
.popular-section { padding-bottom: 72px; }
.tests-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.test-card { background: var(--color-surface); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--color-border); transition: transform var(--transition), box-shadow var(--transition); display: flex; flex-direction: column; gap: 14px; }
.test-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(45,110,110,.2); }
.test-card-header { display: flex; align-items: flex-start; gap: 14px; }
.test-emoji { width: 50px; height: 50px; flex-shrink: 0; background: var(--color-bg-soft); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.test-info { flex: 1; }
.test-info h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--color-text); margin-bottom: 4px; }
.test-meta { display: flex; gap: 14px; font-size: .78rem; color: var(--color-text-muted); }
.test-meta span { display: flex; align-items: center; gap: 3px; }
.test-desc { font-size: .875rem; color: var(--color-text-soft); line-height: 1.65; }
.test-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.test-tag { padding: 3px 10px; background: rgba(45,110,110,.08); color: var(--color-primary); border-radius: 50px; font-size: .75rem; font-weight: 500; }
.test-actions { display: flex; gap: 10px; margin-top: 4px; }
.test-actions .btn { flex: 1; justify-content: center; }

/* Process */
.process-section { background: var(--color-surface); border-radius: var(--radius-xl); padding: 56px 48px; margin-bottom: 72px; border: 1px solid var(--color-border); position: relative; overflow: hidden; }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process-steps::before { content: ''; position: absolute; top: 30px; left: calc(12.5%); right: calc(12.5%); height: 2px; background: linear-gradient(90deg, var(--color-primary-lt), var(--color-accent-lt)); z-index: 0; }
.process-step { text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.step-num { width: 60px; height: 60px; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-lt)); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin: 0 auto 18px; box-shadow: 0 4px 16px rgba(45,110,110,.3); }
.process-step h4 { font-family: var(--font-display); font-size: .95rem; font-weight: 600; color: var(--color-text); margin-bottom: 8px; }
.process-step p { font-size: .82rem; color: var(--color-text-muted); line-height: 1.6; }

/* Booking CTA */
.booking-cta { background: linear-gradient(135deg, var(--color-primary-dk) 0%, var(--color-primary) 60%, var(--color-primary-lt) 100%); border-radius: var(--radius-xl); padding: 64px 48px; text-align: center; position: relative; overflow: hidden; margin-bottom: 72px; }
.booking-cta-inner { position: relative; z-index: 1; }
.booking-cta h2 { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; color: #fff; margin-bottom: 14px; letter-spacing: .04em; }
.booking-cta p { color: rgba(255,255,255,.8); font-size: 1rem; max-width: 500px; margin: 0 auto 32px; }
.booking-cta .btn-group { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* FAQ */
.faq-section { padding-bottom: 72px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 780px; margin: 0 auto; }
.faq-item { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; transition: box-shadow var(--transition); }
.faq-item.open { box-shadow: var(--shadow-sm); }
.faq-q { width: 100%; padding: 20px 24px; background: none; border: none; text-align: left; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 12px; font-family: var(--font-body); font-size: .95rem; font-weight: 500; color: var(--color-text); transition: color var(--transition); }
.faq-q:hover { color: var(--color-primary); }
.faq-q .faq-icon { width: 24px; height: 24px; background: rgba(45,110,110,.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: .8rem; color: var(--color-primary); transition: transform var(--transition), background var(--transition); }
.faq-item.open .faq-q .faq-icon { transform: rotate(45deg); background: var(--color-primary); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a-inner { padding: 0 24px 20px; font-size: .9rem; color: var(--color-text-soft); line-height: 1.75; border-top: 1px solid var(--color-border); padding-top: 16px; }
.faq-item.open .faq-a { max-height: 300px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Scroll progress & back to top */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); z-index: 1001; width: 0%; transition: width .1s linear; }
.back-to-top { position: fixed; bottom: 36px; right: 32px; width: 46px; height: 46px; background: var(--color-primary); color: #fff; border: none; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; cursor: pointer; box-shadow: var(--shadow-md); opacity: 0; transform: translateY(20px); transition: opacity var(--transition), transform var(--transition), background var(--transition); z-index: 999; }
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary-dk); transform: translateY(-3px); }

/* Footer */
.footer { background: var(--color-primary-dk); color: rgba(255,255,255,.8); padding: 64px 0 0; }
.footer-content { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; padding-bottom: 48px; }
.footer-section h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 20px; letter-spacing: .06em; position: relative; padding-bottom: 12px; }
.footer-section h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 24px; height: 2px; background: var(--color-accent); border-radius: 2px; }
.footer-section ul { display: flex; flex-direction: column; gap: 10px; }
.footer-section ul a { font-size: .875rem; color: rgba(255,255,255,.65); transition: color var(--transition), padding-left var(--transition); }
.footer-section ul a:hover { color: #fff; padding-left: 6px; }
.footer-section p { font-size: .875rem; color: rgba(255,255,255,.65); line-height: 2; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; text-align: center; font-size: .825rem; color: rgba(255,255,255,.4); }

@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* Responsive */
@media (max-width: 1024px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .tests-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .process-steps::before { display: none; }
  .footer-content { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  :root { --nav-h: 62px; }
  .nav-menu { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(247,244,238,.97); backdrop-filter: blur(14px); flex-direction: column; align-items: stretch; padding: 16px 20px 24px; gap: 4px; border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); animation: slideDown .3s ease; }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 12px 16px; border-radius: var(--radius-sm); }
  @keyframes slideDown { from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:none;} }
  .menu-toggle { display: flex; }
  .categories-grid { grid-template-columns: 1fr; }
  .process-section { padding: 40px 24px; }
  .booking-cta { padding: 48px 28px; }
}
@media (max-width: 560px) {
  .footer-content { grid-template-columns: 1fr; gap: 28px; }
  .test-actions { flex-direction: column; }
}