@media (max-width:768px){*{box-sizing:border-box}body{overflow-x:hidden}.registration-container{padding:16px}.competition-card{background:var(--color-bg-card,#fff);border:2px solid var(--color-border,#f2f2f2);color:var(--color-text-primary,#0a1a3a);border-radius:14px;margin-bottom:16px;padding:16px}.competition-card.expanded{max-height:unset}.competition-title{color:var(--color-text-primary,#0a1a3a);margin-bottom:6px;font-size:18px;font-weight:700;line-height:1.3}.competition-meta{color:var(--color-text-secondary,#475569);flex-direction:column;gap:6px;font-size:14px;display:flex}.competition-description{color:var(--color-text-muted,#64748b);max-height:90px;margin-top:10px;font-size:14px;line-height:1.5;transition:max-height .3s;overflow:hidden}.competition-description.expanded{max-height:1000px}.read-more-btn{color:var(--color-red,#e10600);cursor:pointer;background:0 0;border:none;margin-top:8px;padding:0;font-size:14px;font-weight:600}input,select,textarea{background:var(--color-bg-card,#fff);width:100%;color:var(--color-text-primary,#0a1a3a);border:1px solid var(--color-border,#0a1a3a26);border-radius:10px;padding:12px 14px;font-size:14px}textarea{min-height:80px}.note-box{background:var(--color-bg-secondary,#f9f9f9);color:var(--color-text-primary,#0a1a3a);border:1px solid var(--color-border,#0a1a3a14);border-radius:12px;max-height:160px;padding:14px;font-size:13.5px;line-height:1.5;overflow-y:auto}.instructions-box{color:var(--color-text-primary,#0a1a3a);background:#f59e0b14;border-left:5px solid #f59e0b;border-radius:12px;max-height:150px;padding:14px;font-size:13.5px;overflow-y:auto}.checkbox-row{color:var(--color-text-primary,#0a1a3a);align-items:flex-start;gap:12px;font-size:14px;display:flex}.checkbox-row input{flex-shrink:0;margin-top:4px}.submit-wrapper{background:var(--color-bg-card,#fff);padding:12px;padding-bottom:calc(12px + env(safe-area-inset-bottom));z-index:10;position:sticky;bottom:0;box-shadow:0 -4px 20px #0000001a}.submit-btn{background:var(--color-red,#e10600);color:#fff;cursor:pointer;border:none;border-radius:12px;width:100%;padding:14px;font-size:16px;font-weight:700}section{margin-bottom:20px}}