:root{color:#11100e;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:geometricPrecision}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#fff;overflow-x:hidden}button,a{color:inherit;font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;padding:30px clamp(18px,4vw,54px) 28px;color:#11100e;background:linear-gradient(90deg,rgba(17,16,14,.038) 1px,transparent 1px) 0 0 / 72px 72px,#fff}.topbar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:clamp(18px,4vw,52px)}.brand{font-size:clamp(1.7rem,3vw,2.35rem);font-weight:920;line-height:1}nav{display:flex;align-items:center;gap:clamp(16px,2.5vw,32px);font-size:.9rem;font-weight:680}nav a{text-decoration:none}.button{min-height:44px;border:2px solid #11100e;border-radius:7px;padding:0 22px;font-weight:820;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.button:hover{transform:translateY(-2px);box-shadow:4px 4px #11100e}.button-dark{background:#11100e;color:#fff}.button-pink{border-color:#f4a2ef;background:#f4a2ef;color:#11100e}.button-outline{background:#fff}.lesson-strip{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:54px;padding-bottom:18px;border-bottom:3px solid #11100e}.lesson-strip p{margin:0;font-size:clamp(1rem,1.7vw,1.35rem);font-weight:860;text-align:right}.level-picker{display:flex;flex-wrap:wrap;gap:10px;padding:18px 4px 0}.level-chip{min-height:42px;display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(17,16,14,.22);border-radius:999px;padding:0 16px;background:#ffffffc7;color:#11100eb8;font-size:.86rem;font-weight:780;transition:background .18s ease,border-color .18s ease,transform .18s ease}.level-chip span{font-family:Noto Naskh Arabic,Amiri,Scheherazade New,serif;color:#11100e;font-size:1.28rem;line-height:.8}.level-chip:hover{transform:translateY(-1px);border-color:#11100e73}.level-chip.is-active{border-color:#11100e;background:#11100e;color:#fff}.level-chip.is-active span{color:#f4a2ef}.lesson-meta{display:grid;grid-template-columns:minmax(210px,1.3fr) minmax(140px,.65fr) minmax(100px,.45fr) minmax(70px,.35fr) auto;gap:clamp(18px,3.6vw,52px);align-items:start;padding:34px 4px 0}.lesson-meta div{display:grid;gap:8px}.lesson-meta span,.eyebrow{color:#11100e9e;font-size:.94rem;font-weight:720}.lesson-meta strong{max-width:380px;font-size:clamp(1.18rem,2vw,1.65rem);line-height:1.16}.small-arabic{font-family:Noto Naskh Arabic,Amiri,Scheherazade New,serif;font-size:2.35rem;line-height:.8}.feedback{justify-self:end;min-width:260px;display:flex;align-items:center;justify-content:space-between;gap:18px;border:2px solid #11100e;border-radius:7px;padding:13px 16px;background:#fff;box-shadow:5px 5px #11100e;font-weight:860}.feedback b{color:#f46de8;font-size:1.1rem}.feedback-balanced{background:#11100e;color:#fff}.feedback-closer{background:#fff2fc}.feedback-tight{background:#fff}.studio-area{min-height:52vh;display:grid;place-items:center;padding:clamp(22px,4vw,42px) 0 16px}.canvas-stage{position:relative;width:min(100%,980px);height:clamp(430px,56vw,610px);overflow:hidden;touch-action:none}.guide-line{position:absolute;left:7%;right:7%;height:2px;background:#11100e42;transform-origin:center;z-index:1}.reference-cluster{position:absolute;top:17%;left:58%;display:grid;gap:clamp(9px,1.4vw,14px);z-index:3}.diamond-guide{width:clamp(28px,4.3vw,44px);aspect-ratio:1;display:block;background:#f46de873;transform:rotate(45deg)}.dot-guides{position:absolute;left:34%;top:58%;display:flex;gap:clamp(8px,1vw,12px);transform:translateY(-50%);z-index:3}.dot-guides span{width:8px;height:8px;border-radius:50%;background:#f46de857}.ghost-letter,.letter-form{position:absolute;inset:0;display:grid;place-items:center;font-family:Noto Naskh Arabic,Amiri,Scheherazade New,serif;font-size:clamp(17rem,36vw,31rem);font-weight:900;line-height:.64;-webkit-user-select:none;user-select:none;pointer-events:none;transform-origin:50% 73%}.ghost-letter.word-level,.letter-form.word-level{font-size:clamp(9rem,23vw,21rem);letter-spacing:0}.ghost-letter{color:transparent;-webkit-text-stroke:2px rgba(17,16,14,.46);z-index:2}.letter-form{color:#050505;filter:drop-shadow(12px 18px 0 rgba(244,109,232,.1));z-index:4;will-change:transform}.handle-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:5}.control-point{position:absolute;width:34px;height:34px;translate:-50% -50%;border:0;border-radius:50%;padding:0;background:#f46de8;box-shadow:0 0 0 7px #f46de82e,0 16px 30px #11100e38;z-index:7;touch-action:none}.control-point span{position:absolute;left:50%;top:calc(100% + 12px);width:max-content;max-width:130px;transform:translate(-50%);padding:5px 8px;border:1px solid rgba(17,16,14,.2);border-radius:999px;background:#ffffffdb;color:#11100ead;font-size:.72rem;font-weight:760;pointer-events:none;white-space:nowrap}.control-point:focus-visible{outline:3px solid #11100e;outline-offset:7px}.control-dock{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:0 4px}.guide-toggle{display:flex;align-items:center;gap:15px;border:0;background:transparent;padding:0;font-size:clamp(1.15rem,2.1vw,1.55rem);font-weight:860}.guide-toggle span{width:76px;height:42px;border:1px solid rgba(17,16,14,.36);border-radius:4px;background:radial-gradient(circle at 22px 50%,#FFFFFF 0 5px,transparent 6px),#11100e;box-shadow:inset 0 0 0 10px #fff}.guide-toggle.is-on span{background:radial-gradient(circle at 53px 50%,#FFFFFF 0 5px,transparent 6px),#11100e}.dock-actions{display:flex;gap:12px}.modal-layer{position:fixed;inset:0;display:grid;place-items:center;padding:22px;background:#11100e9e;z-index:20}.success-modal{width:min(440px,100%);border:2px solid #11100e;border-radius:8px;padding:30px;background:#fff;box-shadow:10px 10px #f46de8}.modal-letter{display:block;margin-bottom:8px;font-family:Noto Naskh Arabic,Amiri,serif;font-size:6rem;line-height:.8}.success-modal h2{margin:8px 0 10px;font-size:clamp(1.7rem,5vw,2.4rem);line-height:1}.success-modal p{margin:0 0 24px;color:#11100eb8;line-height:1.5}@media(max-width:820px){.app-shell{padding-top:22px}.topbar{grid-template-columns:1fr auto}nav{display:none}.lesson-strip,.control-dock{align-items:stretch;flex-direction:column}.lesson-strip p{order:-1;text-align:left}.lesson-meta{grid-template-columns:1fr;gap:20px}.feedback{justify-self:stretch;min-width:0}.canvas-stage{height:460px}.ghost-letter,.letter-form{font-size:clamp(13rem,68vw,21rem)}.reference-cluster{left:62%}.dot-guides{left:23%}.dock-actions{width:100%}.dock-actions .button{flex:1;padding-inline:12px}}