*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}[data-theme=dark]{--bg: #0C0C0C;--surface: #151515;--surface-elevated: #1E1E1E;--text: #E8E8E8;--text-secondary: #8C8C8C;--text-muted: #666666;--primary: #6B9E8F;--primary-hover: #8DC4B4;--primary-rgb: 107, 158, 143;--accent: #4DB8A4;--accent-rgb: 77, 184, 164;--border: rgba(255, 255, 255, .07);--border-hover: rgba(255, 255, 255, .12);--phone-frame: #16161e;--phone-border: rgba(255, 255, 255, .12);--phone-screen: #0C0C0C;--phone-back-from: #1e1e28;--phone-back-to: #16161e;--phone-notch: #000;--phone-shadow: rgba(0, 0, 0, .6);--phone-inset: rgba(255, 255, 255, .04);--mock-line: rgba(107, 158, 143, .15);--mock-line-active: rgba(107, 158, 143, .4);--mock-subtle: rgba(255, 255, 255, .08);--mock-subtle-border: rgba(255, 255, 255, .06);--mock-text: rgba(255, 255, 255, .12);--mock-text-sm: rgba(255, 255, 255, .06);--mock-hidden: rgba(255, 255, 255, .04);--mock-hidden-border: rgba(255, 255, 255, .08);--mock-card: rgba(255, 255, 255, .03);--mock-card-border: rgba(255, 255, 255, .06);--mock-fill-bg: rgba(255, 255, 255, .03);--screen-listen: linear-gradient(180deg, #0d1117, #0a0e14);--screen-memorize: linear-gradient(180deg, #0d1210, #0a100e);--screen-test: linear-gradient(180deg, #110d14, #0e0a10);--screen-progress: linear-gradient(180deg, #12100a, #100e08);--grain-opacity: .028;--nav-bg: rgba(12, 12, 12, .82);--selection-bg: rgba(107, 158, 143, .3)}[data-theme=light]{--bg: #F4F6F5;--surface: #FAFBFA;--surface-elevated: #F4F6F5;--text: #1A1F1D;--text-secondary: #5A6360;--text-muted: #7A8580;--primary: #4A7567;--primary-hover: #5A8A7B;--primary-rgb: 74, 117, 103;--accent: #3A9484;--accent-rgb: 58, 148, 132;--border: rgba(0, 0, 0, .06);--border-hover: rgba(0, 0, 0, .1);--phone-frame: #FFFFFF;--phone-border: rgba(0, 0, 0, .1);--phone-screen: #F4F6F5;--phone-back-from: #E6EAE8;--phone-back-to: #FFFFFF;--phone-notch: #D6DCDA;--phone-shadow: rgba(0, 0, 0, .12);--phone-inset: rgba(0, 0, 0, .02);--mock-line: rgba(74, 117, 103, .2);--mock-line-active: rgba(74, 117, 103, .4);--mock-subtle: rgba(0, 0, 0, .05);--mock-subtle-border: rgba(0, 0, 0, .06);--mock-text: rgba(0, 0, 0, .1);--mock-text-sm: rgba(0, 0, 0, .06);--mock-hidden: rgba(0, 0, 0, .03);--mock-hidden-border: rgba(0, 0, 0, .08);--mock-card: rgba(0, 0, 0, .03);--mock-card-border: rgba(0, 0, 0, .06);--mock-fill-bg: rgba(0, 0, 0, .03);--screen-listen: linear-gradient(180deg, #EDF2F7, #F4F6F5);--screen-memorize: linear-gradient(180deg, #EDF5F0, #F4F6F5);--screen-test: linear-gradient(180deg, #F2EDF5, #F4F6F5);--screen-progress: linear-gradient(180deg, #F5F2ED, #F4F6F5);--grain-opacity: .012;--nav-bg: rgba(244, 246, 245, .85);--selection-bg: rgba(74, 117, 103, .2)}:root{--font-display: "Instrument Serif", Georgia, serif;--font-body: "Inter", system-ui, -apple-system, sans-serif}html{overflow-x:clip;scroll-behavior:auto}body{background:var(--bg);color:var(--text);font-family:var(--font-body);font-weight:400;line-height:1.6;overflow-x:clip;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background .4s ease,color .4s ease}::selection{background:var(--selection-bg);color:var(--text)}a{color:inherit;text-decoration:none}button{font:inherit;border:none;background:none;cursor:pointer}.grain{position:fixed;inset:0;pointer-events:none;z-index:999;opacity:var(--grain-opacity);background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");background-size:200px 200px}.nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;justify-content:space-between;align-items:center;padding:1.25rem 2rem;transition:background .4s,backdrop-filter .4s}.nav.scrolled{background:var(--nav-bg);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}.nav-logo{font-family:var(--font-display);font-size:1.35rem;color:var(--primary);letter-spacing:.02em}.nav-actions{display:flex;align-items:center;gap:1rem}.nav-cta{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-secondary);padding:.5rem 1.2rem;border:1px solid rgba(var(--primary-rgb),.25);border-radius:100px;transition:color .3s,border-color .3s,background .3s}.nav-cta:hover{color:var(--primary);border-color:var(--primary);background:rgba(var(--primary-rgb),.06)}.theme-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;color:var(--text-secondary);border:1px solid var(--border-hover);transition:color .3s,background .3s,border-color .3s}.theme-toggle:hover{color:var(--primary);background:rgba(var(--primary-rgb),.08);border-color:rgba(var(--primary-rgb),.3)}[data-theme=dark] .icon-moon,[data-theme=light] .icon-sun{display:none}.hero{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;padding:6rem 2rem 4rem;text-align:center}.hero-glow{position:absolute;top:25%;left:50%;transform:translate(-50%);width:600px;height:600px;background:radial-gradient(circle,rgba(var(--primary-rgb),.06) 0%,transparent 70%);pointer-events:none}.hero-content{position:relative;z-index:2;will-change:transform,opacity}.hero-decoration{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-bottom:2rem}.deco-line{display:block;width:60px;height:1px;background:linear-gradient(90deg,transparent,rgba(var(--primary-rgb),.35),transparent)}.deco-diamond{display:block;width:8px;height:8px;border:1px solid rgba(var(--primary-rgb),.4);transform:rotate(45deg)}.hero-title{font-family:var(--font-display);font-size:clamp(4.5rem,14vw,11rem);font-weight:400;line-height:.9;color:var(--text);letter-spacing:-.02em}.hero-arabic{font-size:clamp(1.3rem,3vw,2rem);color:var(--primary);margin-top:.75rem;letter-spacing:.1em;font-weight:400}.hero-tagline{font-size:clamp(.95rem,1.5vw,1.15rem);color:var(--text-secondary);margin-top:1.5rem;letter-spacing:.04em}.scroll-indicator{position:absolute;bottom:2.5rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}.scroll-label{font-size:.65rem;text-transform:uppercase;letter-spacing:.2em;color:var(--text-muted)}.scroll-line{width:1px;height:48px;background:linear-gradient(to bottom,var(--primary),transparent);animation:scrollPulse 2s ease-in-out infinite}@keyframes scrollPulse{0%,to{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}.showcase{position:relative;height:500vh}.showcase-sticky{position:sticky;top:0;height:100vh;height:100dvh;display:flex;align-items:center;justify-content:center}.feature-panel{position:absolute;top:50%;max-width:340px;opacity:0;will-change:transform,opacity;pointer-events:none;z-index:5}.fp-left{left:max(2rem,calc(50% - 500px));transform:translateY(-50%)}.fp-right{right:max(2rem,calc(50% - 500px));transform:translateY(-50%);text-align:right}.feature-number{display:block;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem;font-weight:500}.feature-heading{font-family:var(--font-display);font-size:clamp(1.6rem,2.5vw,2.2rem);font-weight:400;line-height:1.2;margin-bottom:1rem}.feature-desc{font-size:.92rem;color:var(--text-secondary);line-height:1.65}.phone-anchor{position:relative;z-index:10}.phone-wrapper{perspective:1200px;will-change:transform,opacity}.phone{position:relative;width:272px;height:556px;transform-style:preserve-3d;will-change:transform}.phone-front{position:absolute;inset:0;background:var(--phone-frame);border-radius:42px;border:2px solid var(--phone-border);box-shadow:0 0 0 1px #0000004d,0 30px 80px var(--phone-shadow),0 0 60px rgba(var(--primary-rgb),.06),inset 0 0 0 1px var(--phone-inset);overflow:hidden;-webkit-backface-visibility:hidden;backface-visibility:hidden;transition:background .4s,border-color .4s,box-shadow .4s}.phone-back{position:absolute;inset:0;background:linear-gradient(160deg,var(--phone-back-from),var(--phone-back-to));border-radius:42px;border:2px solid var(--phone-border);transform:rotateY(180deg);-webkit-backface-visibility:hidden;backface-visibility:hidden;transition:background .4s,border-color .4s}.phone-back:after{content:"";position:absolute;top:15%;left:50%;transform:translate(-50%);width:36px;height:36px;border-radius:50%;border:2px solid var(--phone-border)}.phone-notch{position:absolute;top:12px;left:50%;transform:translate(-50%);width:90px;height:26px;background:var(--phone-notch);border-radius:20px;z-index:10;transition:background .4s}.phone-screen{position:absolute;inset:0;border-radius:40px;overflow:hidden}.screen-content{position:absolute;inset:0;opacity:0;display:flex;flex-direction:column;padding:52px 18px 20px;transition:background .4s}.sc-listen{background:var(--screen-listen)}.sc-memorize{background:var(--screen-memorize)}.sc-test{background:var(--screen-test)}.sc-progress{background:var(--screen-progress)}.scr-bar{display:flex;align-items:center;gap:10px;margin-bottom:20px}.scr-dot{width:28px;height:28px;border-radius:8px;background:rgba(var(--primary-rgb),.15);flex-shrink:0;transition:background .4s}.scr-bar-lines{flex:1}.sl{height:8px;width:60%;border-radius:4px;background:var(--mock-text);margin-bottom:5px;transition:background .4s}.sl.sm{height:6px;width:35%;background:var(--mock-text-sm)}.vl{height:10px;border-radius:5px;background:var(--mock-line);margin-bottom:8px;margin-left:auto;transition:background .4s}.vl.active{background:var(--mock-line-active);box-shadow:0 0 12px rgba(var(--primary-rgb),.15)}.sc-listen .scr-body{display:flex;flex-direction:column;justify-content:space-between;flex:1}.verse-lines{padding:8px 0}.waveform{display:flex;align-items:flex-end;gap:3px;height:48px;padding:0 8px;margin-bottom:12px}.wv-bar{flex:1;background:var(--primary);border-radius:2px;opacity:.5;transition:background .4s}.player-controls{display:flex;align-items:center;justify-content:center;gap:20px;padding-bottom:8px}.pc-btn{border-radius:50%;background:var(--mock-subtle);border:1.5px solid var(--mock-subtle-border);transition:background .4s,border-color .4s}.pc-btn.sm{width:36px;height:36px}.pc-btn.lg{width:52px;height:52px;background:var(--primary);border-color:var(--primary)}.sc-memorize .scr-body{flex:1;display:flex;flex-direction:column}.mem-verse{margin-bottom:16px;padding:10px;border-radius:10px;transition:background .4s,border-color .4s}.mem-verse.visible{background:rgba(var(--primary-rgb),.06)}.mem-verse.hidden-verse{background:var(--mock-hidden);border:1.5px dashed var(--mock-hidden-border)}.vl-hidden{height:10px;border-radius:5px;background:var(--mock-hidden);margin-bottom:8px;margin-left:auto;transition:background .4s}.reveal-btn{align-self:center;margin:12px auto;padding:8px 28px;border-radius:100px;border:1.5px solid rgba(var(--primary-rgb),.3);color:var(--primary);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;text-align:center;transition:border-color .4s,color .4s}.mem-progress{display:flex;justify-content:center;gap:6px;margin-top:auto;padding-bottom:8px}.mp-dot{width:8px;height:8px;border-radius:50%;border:1.5px solid rgba(var(--primary-rgb),.3);transition:background .4s,border-color .4s}.mp-dot.filled{background:var(--primary);border-color:var(--primary)}.sc-test .scr-body{flex:1;display:flex;flex-direction:column}.test-prompt{margin-bottom:24px;padding:0 4px}.test-option{position:relative;padding:14px 16px;border-radius:12px;background:var(--mock-card);border:1.5px solid var(--mock-card-border);margin-bottom:10px;transition:background .4s,border-color .4s}.test-option.selected{border-color:rgba(var(--primary-rgb),.4);background:rgba(var(--primary-rgb),.06)}.to-bar{height:8px;border-radius:4px;background:var(--mock-text);transition:background .4s}.test-option.selected .to-bar{background:rgba(var(--primary-rgb),.25)}.to-check{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--primary);font-size:.85rem}.scr-body-center{align-items:center}.sc-progress .scr-body{flex:1;display:flex;flex-direction:column;align-items:center}.progress-ring-wrap{position:relative;width:120px;height:120px;margin:12px 0 24px}.progress-ring{width:100%;height:100%}.ring-track{stroke:rgba(var(--primary-rgb),.12);transition:stroke .4s}.ring-fill{stroke:var(--primary);transition:stroke .4s}.progress-pct{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.6rem;color:var(--primary)}.stat-rows{width:100%;padding:0 12px}.stat-row{display:flex;align-items:center;gap:10px;margin-bottom:10px;height:26px;background:var(--mock-fill-bg);border-radius:6px;padding:0 10px;overflow:hidden;position:relative;transition:background .4s}.stat-fill{position:absolute;left:0;top:0;bottom:0;background:rgba(var(--primary-rgb),.1);border-radius:6px;transition:background .4s}.stat-label{position:relative;font-size:.65rem;color:var(--text-secondary);letter-spacing:.04em}.section-divider{display:flex;justify-content:center;padding:4rem 0;color:var(--primary)}.section-divider svg{width:200px;height:20px}.quote-section{padding:4rem 2rem 6rem;text-align:center}.quote-block{max-width:600px;margin:0 auto}.quote-text{font-family:var(--font-display);font-style:italic;font-size:clamp(1.3rem,2.5vw,1.8rem);line-height:1.5;color:var(--text);opacity:.9}.quote-cite{display:block;margin-top:1.5rem;font-style:normal;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--primary)}.cta-section{text-align:center;padding:4rem 2rem 6rem}.cta-heading{font-family:var(--font-display);font-size:clamp(2rem,4vw,3.2rem);font-weight:400;margin-bottom:.75rem}.cta-sub{color:var(--text-secondary);font-size:.95rem;margin-bottom:2.5rem}.store-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.store-btn{display:flex;align-items:center;gap:.75rem;padding:.85rem 1.6rem;border-radius:14px;background:var(--surface);border:1px solid var(--border);transition:border-color .3s,background .3s}.store-btn:hover{border-color:rgba(var(--primary-rgb),.3);background:var(--surface-elevated)}.store-icon{color:var(--text);flex-shrink:0;width:22px;height:22px}.store-text{text-align:left}.store-pre{display:block;font-size:.6rem;color:var(--text-muted);letter-spacing:.06em}.store-name{display:block;font-size:.95rem;font-weight:500}.footer{display:flex;justify-content:space-between;align-items:center;padding:2rem;border-top:1px solid var(--border)}.footer-logo{display:flex;align-items:center;gap:.5rem;font-family:var(--font-display);font-size:1.1rem;color:var(--primary)}.footer-copy{font-size:.75rem;color:var(--text-muted)}.quote-section,.cta-section{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}.quote-section.visible,.cta-section.visible{opacity:1;transform:translateY(0)}@media(max-width:768px){.nav{padding:1rem 1.25rem}.nav-logo{font-size:1.15rem}.nav-actions{gap:.6rem}.hero{padding:5rem 1.5rem 3rem}.deco-line{width:36px}.showcase{height:380vh}.feature-panel{position:absolute;top:auto;bottom:calc(50% + 230px);left:1.5rem!important;right:1.5rem!important;max-width:none;text-align:center}.fp-right{text-align:center}.feature-heading{font-size:1.35rem}.feature-desc{font-size:.82rem}.phone{width:200px;height:408px}.phone-front,.phone-back{border-radius:32px}.phone-screen{border-radius:30px}.phone-notch{width:70px;height:20px;top:8px}.screen-content{padding:40px 14px 16px}.quote-section{padding:3rem 1.5rem 4rem}.cta-section{padding:2rem 1.5rem 5rem}.store-buttons{flex-direction:column;align-items:center}.store-btn{width:100%;max-width:260px;justify-content:center}.section-divider{padding:3rem 0}}@media(max-width:480px){.hero-title{font-size:3.5rem}.phone{width:180px;height:368px}.phone-front,.phone-back{border-radius:28px}.phone-screen{border-radius:26px}.phone-notch{width:60px;height:18px}.feature-panel{bottom:calc(50% + 200px)}.screen-content{padding:36px 12px 14px}}