.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1.5rem;font-size:.95rem;font-weight:600;font-family:inherit;border-radius:var(--radius-md, 12px);border:none;cursor:pointer;text-decoration:none;min-height:var(--touch-target, 52px);transition:all .2s ease}.btn__icon{width:20px;height:20px;flex-shrink:0}.btn-primary{background:var(--color-primary, #1a2634);color:var(--color-bg-main, #faf8f5);box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--color-primary-light, #2a3f54);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn-accent{background:var(--color-accent, #b8956f);color:#fff;box-shadow:var(--shadow-accent, 0 4px 12px rgba(184, 149, 111, .3))}.btn-accent:hover{background:var(--color-accent-dark, #a07d5a);box-shadow:0 6px 16px #b8956f66;transform:translateY(-1px)}.btn-accent:active{transform:translateY(0)}.btn-secondary{background:transparent;color:var(--color-primary, #1a2634);border:2px solid var(--color-primary, #1a2634)}.btn-secondary:hover{background:var(--color-primary, #1a2634);color:var(--color-bg-main, #faf8f5)}.btn-ghost{background:transparent;color:var(--color-primary, #1a2634);padding:.5rem;min-height:auto;text-decoration:underline;text-underline-offset:3px}.btn-ghost:hover{color:var(--color-accent, #b8956f)}.btn-success{background:var(--color-success, #1d7a5f);color:#fff;box-shadow:0 2px 8px #1d7a5f40}.btn-success:hover{background:#166a52;box-shadow:0 4px 12px #1d7a5f59;transform:translateY(-1px)}.btn-danger{background:var(--color-danger, #c44536);color:#fff;box-shadow:0 2px 8px #c4453640}.btn-danger:hover{background:#a83a2d;box-shadow:0 4px 12px #c4453659;transform:translateY(-1px)}.btn-warning{background:var(--color-warning, #d4923a);color:#fff;box-shadow:0 2px 8px #d4923a40}.btn-warning:hover{background:#b97d32;box-shadow:0 4px 12px #d4923a59;transform:translateY(-1px)}.btn-info{background:var(--color-info, #3a7bd4);color:#fff;box-shadow:0 2px 8px #3a7bd440}.btn-info:hover{background:#3069b8;box-shadow:0 4px 12px #3a7bd459;transform:translateY(-1px)}.btn-sm{padding:.5rem 1rem;font-size:.8125rem;min-height:36px;border-radius:var(--radius-sm, 8px)}.btn-lg{padding:1rem 2rem;font-size:1rem;min-height:56px}.btn-full-width{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-outline-accent{background:transparent;color:var(--color-accent, #b8956f);border:2px solid var(--color-accent, #b8956f)}.btn-outline-accent:hover{background:var(--color-accent, #b8956f);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-accent)}.btn-outline-success{background:transparent;color:var(--color-success, #1d7a5f);border:2px solid var(--color-success, #1d7a5f)}.btn-outline-success:hover{background:var(--color-success, #1d7a5f);color:#fff;transform:translateY(-1px)}.btn-outline-danger{background:transparent;color:var(--color-danger, #c44536);border:2px solid var(--color-danger, #c44536)}.btn-outline-danger:hover{background:var(--color-danger, #c44536);color:#fff;transform:translateY(-1px)}.btn-icon{padding:0;width:var(--touch-target, 52px);height:var(--touch-target, 52px);min-height:auto}.btn-icon.btn-sm{width:40px;height:40px}.btn-icon.btn-lg{width:56px;height:56px}.btn-loading{pointer-events:none;position:relative;color:transparent!important}.btn-loading:after{content:"";position:absolute;width:20px;height:20px;top:50%;left:50%;margin-left:-10px;margin-top:-10px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:btn-spin .6s linear infinite}.btn-loading.btn-accent:after,.btn-loading.btn-success:after,.btn-loading.btn-danger:after,.btn-loading.btn-warning:after,.btn-loading.btn-info:after,.btn-loading.btn-primary:after{border-top-color:#fff}@keyframes btn-spin{to{transform:rotate(360deg)}}.btn-modified{background:linear-gradient(135deg,var(--color-warning, #d4923a) 0%,#c77c2e 100%)!important;animation:btn-pulse-warning 2s ease-in-out infinite}@keyframes btn-pulse-warning{0%,to{box-shadow:0 2px 8px #d4923a66}50%{box-shadow:0 4px 16px #d4923a99}}.btn-success-pulse{animation:btn-success-pulse .5s ease-out}@keyframes btn-success-pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.btn:focus{outline:none}.btn:focus-visible{outline:3px solid var(--color-primary, #1a2634);outline-offset:2px}.btn-accent:focus-visible{outline-color:var(--color-accent, #b8956f)}.btn-success:focus-visible,.btn-outline-success:focus-visible{outline-color:var(--color-success, #1d7a5f)}.btn-danger:focus-visible,.btn-outline-danger:focus-visible{outline-color:var(--color-danger, #c44536)}.btn-group{display:inline-flex;align-items:center;gap:var(--space-sm, .5rem)}.btn-group-lg{gap:var(--space-md, .75rem)}@media(max-width:640px){.btn-responsive-icon .btn-text{display:none}.btn-responsive-icon{padding:0;width:var(--touch-target, 52px);min-width:var(--touch-target, 52px)}}