.date-selection-page[data-v-c415024a]{background-color:var(--light-color,#f5f5f5);min-height:80vh;padding:48px 0 40px}.page-title[data-v-c415024a]{color:var(--primary-color,#e6392e);font-size:2rem;margin-bottom:12px;padding-bottom:16px;position:relative;text-align:center}.page-title[data-v-c415024a]:after{background-color:var(--secondary-color,#b8860b);bottom:0;content:"";height:3px;left:50%;position:absolute;transform:translate(-50%);width:80px}.page-subtitle[data-v-c415024a]{color:#888;font-size:1rem;margin-bottom:40px;text-align:center}.content-card[data-v-c415024a]{background-color:#fff;border:1px solid rgba(239,66,48,.1);border-radius:8px;box-shadow:0 5px 20px #00000014;overflow:hidden}.card-accent[data-v-c415024a]{background:linear-gradient(90deg,var(--primary-color,#e6392e) 0,var(--secondary-color,#b8860b) 100%);height:4px}.card-body[data-v-c415024a]{padding:40px}.intro-section[data-v-c415024a]{margin-bottom:40px}.intro-section h2[data-v-c415024a]{align-items:center;color:var(--primary-color,#e6392e);display:flex;font-size:1.4rem;margin-bottom:16px}.intro-section h2[data-v-c415024a]:before{color:var(--secondary-color,#b8860b);content:"✦";margin-right:10px}.intro-section p[data-v-c415024a]{color:#555;font-size:1.05rem;line-height:1.9;text-align:justify}.features-section[data-v-c415024a]{margin-bottom:40px}.features-section h2[data-v-c415024a]{align-items:center;color:var(--primary-color,#e6392e);display:flex;font-size:1.4rem;margin-bottom:24px}.features-section h2[data-v-c415024a]:before{color:var(--secondary-color,#b8860b);content:"✦";margin-right:10px}.features-grid[data-v-c415024a]{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.feature-item[data-v-c415024a]{background:linear-gradient(135deg,#b8860b08,#b8860b14);border:1px solid rgba(184,134,11,.12);border-radius:8px;padding:24px;text-align:center;transition:transform .2s,box-shadow .2s}.feature-item[data-v-c415024a]:hover{box-shadow:0 6px 16px #00000014;transform:translateY(-4px)}.feature-icon[data-v-c415024a]{font-size:2rem;margin-bottom:12px}.feature-item h3[data-v-c415024a]{color:var(--yijing-color,#8b6914);font-size:1.1rem;margin-bottom:10px}.feature-item p[data-v-c415024a]{color:#666;font-size:.9rem;line-height:1.6}.principles-section h2[data-v-c415024a]{align-items:center;color:var(--primary-color,#e6392e);display:flex;font-size:1.4rem;margin-bottom:20px}.principles-section h2[data-v-c415024a]:before{color:var(--secondary-color,#b8860b);content:"✦";margin-right:10px}.principles-content p[data-v-c415024a]{color:#555;font-size:1rem;line-height:1.8;margin-bottom:20px}.principles-list[data-v-c415024a]{display:grid;gap:12px;list-style:none;margin:0;padding:0}.principles-list li[data-v-c415024a]{background-color:#b8860b0a;border-left:3px solid var(--secondary-color,#b8860b);border-radius:0 6px 6px 0;color:#555;font-size:.95rem;line-height:1.6;padding:12px 16px}.principles-list li strong[data-v-c415024a]{color:var(--yijing-color,#8b6914)}.back-action[data-v-c415024a]{margin-top:32px;text-align:center}.back-link[data-v-c415024a]{color:var(--secondary-color,#b8860b);font-size:.95rem;font-weight:700;text-decoration:none;transition:color .2s}.back-link[data-v-c415024a]:hover{color:var(--primary-color,#e6392e)}@media(max-width:768px){.card-body[data-v-c415024a]{padding:24px}.page-title[data-v-c415024a]{font-size:1.5rem}.features-grid[data-v-c415024a]{grid-template-columns:1fr}}