:root{--theoreme-bg: rgba(226, 220, 201, .5);--theoreme-border-outer: #8f9b6b;--theoreme-border-inner: #a8b58a;--theoreme-accent: #6b7852;--theoreme-text: var(--text-primary);--theoreme-ribbon-bg: #6b7852;--theoreme-ribbon-text: #ffffff;--theoreme-corner-bg: linear-gradient(135deg, #8f9b6b, #a8b58a);--theoreme-shadow: 0 6px 18px var(--shadow-base-color);--theoreme-hover-shadow: 0 14px 28px var(--shadow-medium-color);--theoreme-code-bg: rgba(143, 155, 107, .15);--theoreme-glow: rgba(143, 155, 107, .3)}.dark{--theoreme-bg: rgba(40, 45, 35, .6);--theoreme-border-outer: #a8b58a;--theoreme-border-inner: #6b7852;--theoreme-accent: #a8b58a;--theoreme-text: #e7e9dd;--theoreme-ribbon-bg: #8f9b6b;--theoreme-ribbon-text: #ffffff;--theoreme-corner-bg: linear-gradient(135deg, #6b7852, #8f9b6b);--theoreme-shadow: 0 8px 24px rgba(0, 0, 0, .6);--theoreme-hover-shadow: 0 18px 36px rgba(0, 0, 0, .75);--theoreme-code-bg: rgba(168, 181, 138, .2);--theoreme-glow: rgba(168, 181, 138, .2)}.theoreme-block{position:relative;margin:2.5rem 0;padding:3px;background:var(--theoreme-border-outer);border-radius:var(--radius-md);box-shadow:var(--theoreme-shadow);transition:var(--transition-smooth)}.theoreme-inner{background:var(--theoreme-bg);border:2px solid var(--theoreme-border-inner);border-radius:calc(var(--radius-md) - 3px);padding:2rem 1.75rem 1.75rem;position:relative;overflow:visible;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.theoreme-ribbon{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--theoreme-ribbon-bg);color:var(--theoreme-ribbon-text);padding:.5rem 2rem;border-radius:var(--radius-sm);font-size:.85rem;font-weight:800;text-transform:uppercase;letter-spacing:1.5px;box-shadow:0 4px 12px #00000040;z-index:10;white-space:nowrap;transition:var(--transition-smooth)}.theoreme-corner{position:absolute;width:20px;height:20px;background:var(--theoreme-corner-bg);transition:var(--transition-smooth)}.theoreme-corner--tl{top:-3px;left:-3px;border-top-left-radius:var(--radius-md);clip-path:polygon(0 0,100% 0,0 100%)}.theoreme-corner--tr{top:-3px;right:-3px;border-top-right-radius:var(--radius-md);clip-path:polygon(100% 0,100% 100%,0 0)}.theoreme-corner--bl{bottom:-3px;left:-3px;border-bottom-left-radius:var(--radius-md);clip-path:polygon(0 0,100% 100%,0 100%)}.theoreme-corner--br{bottom:-3px;right:-3px;border-bottom-right-radius:var(--radius-md);clip-path:polygon(100% 0,100% 100%,0 100%)}.theoreme-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px dashed var(--theoreme-border-inner);position:relative}.theoreme-icon{width:50px;height:50px;background:var(--theoreme-corner-bg);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:900;color:var(--theoreme-ribbon-text);font-style:italic;box-shadow:0 4px 12px #00000026;flex-shrink:0;transform:rotate(-5deg);transition:var(--transition-smooth)}.theoreme-title{flex:1;font-size:1.35rem;font-weight:800;color:var(--theoreme-accent);margin:0;font-family:var(--font-sans);letter-spacing:.3px;line-height:1.3}.theoreme-body{position:relative}.theoreme-body .section-text-content{font-family:var(--font-sans);font-size:1.08rem;line-height:1.85;color:var(--theoreme-text);font-weight:500}.theoreme-body .section-text-content p{margin-bottom:1.15rem}.theoreme-body .section-text-content p:last-child{margin-bottom:0}.theoreme-body .section-text-content p:first-child:first-letter{font-size:2.5em;font-weight:900;color:var(--theoreme-accent);float:left;line-height:.8;margin:.1em .1em 0 0;font-style:italic}.theoreme-body .section-text-content code{background:var(--theoreme-code-bg);color:var(--theoreme-accent);padding:.25rem .55rem;border-radius:var(--radius-sm);font-family:Courier New,Consolas,Monaco,monospace;font-size:.95em;font-weight:700;border:1px solid var(--theoreme-border-inner);transition:var(--transition-fast)}.theoreme-inner:before{content:"∀∃∫∑∏";position:absolute;top:50%;right:1.5rem;font-size:5rem;font-weight:100;color:var(--theoreme-border-inner);opacity:.05;transform:translateY(-50%);pointer-events:none;letter-spacing:.5rem;z-index:0}.theoreme-body{position:relative;z-index:1}.theoreme-block{animation:theoremeAppear .6s cubic-bezier(.4,0,.2,1) backwards}@keyframes theoremeAppear{0%{opacity:0;transform:scale(.95) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}@media(max-width:768px){.theoreme-block{margin:2rem 0}.theoreme-inner{padding:1.75rem 1.25rem 1.5rem}.theoreme-ribbon{font-size:.75rem;padding:.4rem 1.5rem;top:-10px}.theoreme-corner{width:15px;height:15px}.theoreme-icon{width:45px;height:45px;font-size:1.5rem}.theoreme-title{font-size:1.15rem}.theoreme-header{margin-bottom:1.25rem;padding-bottom:.875rem}.theoreme-body .section-text-content{font-size:1rem}.theoreme-body .section-text-content p:first-child:first-letter{font-size:2em}.theoreme-inner:before{font-size:3rem;right:1rem}}