/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-outline-style:solid}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;-moz-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;-moz-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.static{position:static}.container{width:100%}@media(min-width:40rem){.container{max-width:40rem}}@media(min-width:48rem){.container{max-width:48rem}}@media(min-width:64rem){.container{max-width:64rem}}@media(min-width:80rem){.container{max-width:80rem}}@media(min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.flex{display:flex}.hidden{display:none}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.outline{outline-style:var(--tw-outline-style);outline-width:1px}}@font-face{font-family:IBM Plex Sans Arabic;font-style:normal;font-weight:100 400;font-display:swap;src:url(/assets/ibm-plex-sans-arabic-arabic-400-normal-CyU-ddYS.woff2)format("woff2");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F}@font-face{font-family:IBM Plex Sans Arabic;font-style:normal;font-weight:500 900;font-display:swap;src:url(/assets/ibm-plex-sans-arabic-arabic-600-normal-0pRdybE_.woff2)format("woff2");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F}@font-face{font-family:IBM Plex Sans Arabic;font-style:normal;font-weight:100 400;font-display:swap;src:url(/assets/ibm-plex-sans-arabic-latin-400-normal-Bo5KPYvw.woff2)format("woff2");unicode-range:U+0-24F}@font-face{font-family:IBM Plex Sans Arabic;font-style:normal;font-weight:500 900;font-display:swap;src:url(/assets/ibm-plex-sans-arabic-latin-600-normal-KrqB56Mw.woff2)format("woff2");unicode-range:U+0-24F}:root{color:#202b41;font-synthesis:none;--bg:#f7f9fc;--surface:#fff;--text:#202b41;--muted:#7a8498;--border:#e6eaf1;--primary:#245ee9;--soft:#eef3ff;background:#f7f9fc;font-family:IBM Plex Sans Arabic,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}button,input,select,textarea{outline-offset:4px}input,select,textarea{color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:10px;min-width:0;max-width:100%;padding:11px 13px}input[type=checkbox],input[type=radio]{min-width:20px;min-height:20px;accent-color:var(--primary)}input[type=color]{min-height:44px;padding:4px}textarea{resize:vertical;width:100%;min-height:100px}button{border:0}h1,h2,h3,p{margin:0}h2{font-size:24px;font-weight:600}h3{font-weight:600}.container{max-width:1160px;margin-inline:auto;padding-inline:30px}header{background:var(--surface);border-bottom:1px solid var(--border)}.header-inner{justify-content:space-between;align-items:center;gap:30px;height:92px;display:flex}.brand{align-items:center;gap:11px;font-size:21px;font-weight:700;line-height:1.35;display:flex}.brand-icon{background:var(--primary);color:#fff;border-radius:13px;place-items:center;width:45px;height:45px;display:grid}.brand small{letter-spacing:2.8px;color:var(--muted);margin-top:5px;font-family:sans-serif;font-size:9px;font-weight:500;display:block}nav{gap:34px;font-size:14px;display:flex}.nav-link:first-child{color:var(--primary);font-weight:500}.header-actions{align-items:center;gap:13px;display:flex}.language{color:var(--text);background:0 0;min-width:35px;min-height:44px;font-size:13px;font-weight:600}.divider{background:var(--border);width:1px;height:20px}.icon-btn{border:1px solid var(--border);min-width:40px;min-height:40px;color:var(--text);background:var(--surface);border-radius:10px;justify-content:center;align-items:center;display:inline-flex}.hero{text-align:center;padding-top:59px;padding-bottom:47px;position:relative}.hero-badge{color:#4d6a9e;background:#f0f5ff;border:1px solid #dae5fc;border-radius:30px;align-items:center;gap:8px;padding:7px 14px;font-size:12px;font-weight:500;display:inline-flex}.hero-badge>span{background:#3c77e8;border-radius:50%;width:6px;height:6px}.hero h1{letter-spacing:-1.7px;margin-top:19px;font-size:49px;font-weight:700;line-height:1.55;display:inline-block;position:relative}.hero h1>span{color:var(--primary)}.hero h1 svg{fill:none;stroke:#9bbafa;stroke-width:3px;stroke-linecap:round;width:205px;position:absolute;bottom:-2px;left:50%;transform:translate(-50%)}.hero>p{color:var(--muted);margin-top:22px;font-size:15px;line-height:1.95}.hero-features{color:#68758a;justify-content:center;align-items:center;gap:16px;margin-top:22px;font-size:11px;display:flex}.hero-features span{align-items:center;gap:5px;display:flex}.hero-features svg{color:#409b7f}.hero-features i{background:#c1c9d6;border-radius:50%;width:3px;height:3px}.search{background:var(--surface);color:#96a2b6;text-align:start;border:1px solid #dee4ef;border-radius:13px;align-items:center;gap:13px;max-width:595px;height:59px;margin:32px auto 0;padding:0 19px;display:flex;box-shadow:0 4px 18px #1d3a6c05}.search input{background:0 0;border:0;outline:none;flex:1;min-width:0;padding:0;font-size:13px}.search kbd{background:var(--bg);border:1px solid var(--border);border-radius:5px;padding:0 7px;font:17px sans-serif}.home-main{padding-top:20px;padding-bottom:45px}.section-heading{justify-content:space-between;align-items:center;gap:15px;display:flex}.eyebrow{letter-spacing:.7px;color:var(--primary);margin-bottom:5px;font-size:10px;font-weight:500;display:block}.section-heading h2{align-items:center;gap:12px;font-size:24px;display:flex}.count{color:var(--muted);border:1px solid var(--border);white-space:nowrap;border-radius:6px;padding:3px 7px;font-size:10px;font-weight:500}.subtle{color:var(--muted);font-size:12px}.filters{gap:7px;margin:26px 0 23px;padding-bottom:3px;display:flex;overflow-x:auto}.filters button{white-space:nowrap;color:#748096;background:0 0;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:6px;min-height:42px;padding:10px 17px;font-size:12px;display:flex}.filters .active{color:#fff;background:var(--primary);box-shadow:0 3px 6px #245ee91c}.filters button:not(.active):hover{background:var(--surface);border-color:var(--border)}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;display:grid}.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;flex-direction:column;align-items:flex-start;min-height:219px;padding:23px 23px 20px;transition:border-color .15s,transform .15s;display:flex}.tool-card:hover{border-color:#a8bfe9;transform:translateY(-3px)}.card-top{justify-content:space-between;align-items:center;width:100%;margin-bottom:18px;display:flex}.tool-icon{border-radius:13px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:inline-flex}.blue{color:#3c74eb;background:#edf3ff}.violet{color:#9271df;background:#f2eeff}.orange{color:#e6a14f;background:#fff3e8}.rose{color:#dd7d8d;background:#fff0f1}.green{color:#48a98c;background:#eaf7f3}.card-arrow{color:#b1bacb;display:flex}.tool-card h3{margin-bottom:6px;font-size:16px}.tool-card p{color:var(--muted);max-width:280px;margin-bottom:15px;font-size:12px;line-height:1.9}.card-tag{background:var(--bg);color:#8b95a7;border:1px solid #eef0f5;border-radius:5px;margin-top:auto;padding:3px 7px;font-size:9px}.home-bottom{background:#eef3fc;border:1px solid #e2eafa;border-radius:13px;align-items:center;gap:17px;margin-top:36px;padding:23px 26px;display:flex}.bottom-icon{color:#6f8ec7;background:#e3ebfa;border-radius:50%;flex-shrink:0;place-items:center;width:47px;height:47px;display:grid}.home-bottom h3{font-size:14px}.home-bottom p{color:var(--muted);margin-top:5px;font-size:11px}.home-bottom .btn{background:var(--surface);color:#5d7196;border:1px solid #dce5f4;margin-inline-start:auto;font-size:11px}.home-install{color:var(--muted);justify-content:center;align-items:center;gap:8px;margin-top:22px;font-size:11px;display:flex}.recent{margin-top:30px}.recent h2{margin-bottom:12px;font-size:18px}.recent-list{flex-wrap:wrap;gap:10px;display:flex}.recent-list a{border:1px solid var(--border);background:var(--surface);border-radius:10px;align-items:center;gap:10px;padding:11px 14px;font-size:12px;display:flex}footer{text-align:center;border-top:1px solid var(--border);background:var(--surface);color:var(--muted);padding:24px 20px 22px;font-size:10px;line-height:2.2}footer div{color:#9aa3b2;font-size:9px}footer div span{margin:0 9px}footer a:hover{color:var(--primary)}.tool-main{min-height:70vh;padding-top:30px;padding-bottom:65px}.back{color:var(--muted);align-items:center;gap:7px;margin-bottom:27px;font-size:12px;display:inline-flex}.tool-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;display:flex}.tool-heading h1{margin:12px 0 5px;font-size:30px;font-weight:600}.tool-heading p{color:var(--muted);font-size:13px}.actions{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.btn{background:var(--primary);color:#fff;border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:8px;min-height:43px;padding:10px 18px;font-size:13px;font-weight:500;display:inline-flex}.btn:hover{filter:brightness(.97)}.btn.secondary{background:var(--soft);color:var(--primary);border-color:var(--border)}.btn.ghost{background:var(--surface);color:var(--text);border-color:var(--border)}.btn.danger{color:#c04c59;background:#fff0f2;border-color:#f4d5da}.text-btn{color:var(--primary);background:0 0;padding:6px;font-size:12px;text-decoration:underline}.panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;margin-bottom:18px;padding:27px}.panel h2{margin-bottom:18px;font-size:20px}.panel p{line-height:1.9}.prose p{margin-bottom:16px}.dropzone{background:var(--soft);color:var(--primary);text-align:center;cursor:pointer;border:1.5px dashed #bdcdec;border-radius:13px;flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:210px;padding:36px 18px;display:flex;position:relative}.dropzone strong{font-size:15px}.dropzone span{color:var(--muted);font-size:11px}.dropzone input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;top:0;right:0;bottom:0;left:0}.privacy-note{color:var(--muted);justify-content:center;align-items:center;gap:7px;margin:18px 0;font-size:11px;display:flex}.privacy-note svg{color:#4a9b83}.notice{background:var(--soft);color:var(--primary);overflow-wrap:anywhere;border:1px solid #d9e5fc;border-radius:9px;margin:16px 0;padding:13px 16px;font-size:13px;line-height:1.8}.notice.error{color:#ab3e4f;background:#fff0f1;border-color:#f3cdd2}.stack{flex-direction:column;gap:15px;display:flex}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row.between{justify-content:space-between}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:20px 0;display:grid}.field{color:var(--muted);flex-direction:column;gap:7px;font-size:12px;display:flex}.field input,.field select{width:100%}.file-list{flex-direction:column;gap:10px;margin-top:20px;display:flex}.file-row{border:1px solid var(--border);border-radius:10px;align-items:center;gap:10px;padding:12px;display:flex}.file-info{flex:1;min-width:0}.file-info strong{overflow-wrap:anywhere;font-size:13px;display:block}.file-info small{color:var(--muted)}.file-thumb{object-fit:contain;width:65px;height:75px}.thumb-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:14px;margin-top:18px;display:grid}.thumb{border:2px solid var(--border);text-align:center;cursor:pointer;background:var(--bg);border-radius:9px;padding:9px;position:relative}.thumb.selected{background:#fff0f1;border-color:#d86274}.thumb img,.thumb canvas{width:100%;display:block}.thumb span{font-size:11px}.thumb input{position:absolute;top:7px;right:7px}.pdf-scroll{direction:ltr;background:#e3e7ee;border-radius:10px;max-height:80vh;padding:18px;overflow:auto}.pdf-scroll canvas{background:#fff;max-width:none;margin:auto;display:block}.reader-layout{grid-template-columns:170px minmax(0,1fr);gap:18px;margin-top:17px;display:grid}.reader-sidebar{max-height:75vh;font-size:12px;overflow:auto}.reader-sidebar .thumb{margin-bottom:12px}.reader-sidebar button{text-align:start;width:100%;margin-bottom:8px;display:block}.empty{text-align:center;color:var(--muted);padding:35px}.modal-backdrop{z-index:100;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#15264466;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;top:0;right:0;bottom:0;left:0}.modal{background:var(--surface);border-radius:18px;width:100%;max-width:430px;padding:32px;position:relative;box-shadow:0 15px 70px #14203726}.modal h2{margin-bottom:25px;font-size:21px}.close{top:10px;background:0 0;border:0;width:30px;min-width:30px;min-height:30px;position:absolute;inset-inline-end:10px}.image-preview{object-fit:contain;border:1px solid var(--border);background:repeating-conic-gradient(#eee,#eee 25%,#fff 0%,#fff 50%) 50%/16px 16px;border-radius:10px;max-width:100%;max-height:400px}.image-pair{grid-template-columns:1fr 1fr;gap:20px;display:grid}.image-pair figure{text-align:center;margin:15px 0}.image-pair figcaption{color:var(--muted);margin-top:8px;font-size:12px}.timer-panel{text-align:center;max-width:700px;margin-inline:auto}.timer-tabs{flex-wrap:wrap;justify-content:center;gap:7px;margin-bottom:30px;display:flex}.timer-tabs button{background:var(--bg);color:var(--muted);border-radius:20px;min-height:43px;padding:9px 17px;font-size:12px}.timer-tabs button.active{background:var(--soft);color:var(--primary)}.timer-face{width:270px;height:270px;margin:25px auto;position:relative}.timer-face svg{width:100%;height:100%;transform:rotate(-90deg)}.timer-face circle{fill:none;stroke:var(--border);stroke-width:5px}.timer-face circle.progress{stroke:var(--primary);stroke-linecap:round}.timer-label{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;top:0;right:0;bottom:0;left:0}.timer-label strong{letter-spacing:1px;font-variant-numeric:tabular-nums;font-family:system-ui,sans-serif;font-size:59px;font-weight:400}.timer-label span{color:var(--muted);margin-top:10px;font-size:12px}.timer-actions{justify-content:center;margin-bottom:24px}.timer-settings{max-width:420px;margin-inline:auto}.stats{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px;display:grid}.stat{background:var(--bg);text-align:center;border-radius:10px;padding:17px 8px}.stat strong{color:var(--primary);font-size:24px;display:block}.stat span{color:var(--muted);font-size:11px}.event-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:20px 0;display:grid}.event-card{border:1px solid var(--border);background:var(--surface);border-radius:13px;padding:23px;position:relative}.event-card h3{font-size:18px}.event-card>p{color:var(--muted);font-size:12px}.event-card.urgent{border-color:#e8b777}.countdown-value{align-items:baseline;gap:20px;margin:17px 0;display:flex}.countdown-value strong{color:var(--primary);font-size:40px;font-weight:500}.countdown-value span{color:var(--muted);font-size:12px}.mini-actions{flex-wrap:wrap;gap:5px;margin-top:16px;display:flex}.mini-actions button{min-height:36px;padding:7px 10px;font-size:11px}.schedule-preview{border-radius:12px;margin:20px 0;overflow:auto}.schedule-capture{color:#24334c;background:#f5f8ff;min-width:700px;padding:26px}.schedule-capture h2{text-align:center;margin-bottom:5px}.schedule-capture>p{text-align:center;color:#71809b;margin-bottom:22px;font-size:12px}.schedule-grid{grid-template-columns:repeat(7,minmax(85px,1fr));gap:8px;display:grid}.day-column{background:#ffffff95;border-radius:10px;min-height:280px;padding:7px}.day-column>h3{text-align:center;border-bottom:1px solid #dce3f0;margin-bottom:10px;padding:10px 0;font-size:12px}.lesson{word-break:break-word;color:#142338;border-radius:8px;margin-bottom:8px;padding:12px 8px;font-size:11px;line-height:1.9}.lesson strong{font-size:12px}.schedule-capture.dark-template{color:#fff;background:#18243a}.dark-template .day-column{background:#24324a}.dark-template .day-column>h3{border-color:#47546b}.schedule-capture.formal{color:#202b41;background:#fff}.formal .day-column{border:1px solid #c8cfdb;border-radius:0}.schedule-capture.soft{background:#f5f4ed}.schedule-capture.modern{background:#eef6f7}.lesson-list{flex-direction:column;gap:10px;display:flex}.lesson-row{border:1px solid var(--border);border-radius:10px;justify-content:space-between;align-items:center;padding:12px;font-size:13px;display:flex}.calc-layout{grid-template-columns:420px 1fr;gap:24px;display:grid}.calculator{color:#253047;direction:ltr;background:#d8dde4;border:1px solid #aeb8c5;border-radius:30px;padding:25px;box-shadow:inset 0 -7px #00000010}.calculator.black{color:#e6e9ef;background:#242a33;border-color:#161c23;border-radius:15px}.calc-brand{justify-content:space-between;align-items:center;margin-bottom:20px;font-family:system-ui,sans-serif;font-size:14px;display:flex}.calc-screen{color:#27382e;background:#e8eddb;border:1px solid #a6b39b;border-radius:7px;min-height:125px;margin-bottom:20px;padding:15px}.calc-screen input{color:#27382e;direction:ltr;background:0 0;border:0;border-radius:0;width:100%;padding:4px 0;font-family:monospace;font-size:20px}.calc-result{text-align:right;overflow-wrap:anywhere;min-height:34px;font-family:monospace;font-size:24px}.calc-keys{grid-template-columns:repeat(5,1fr);gap:9px;display:grid}.calc-keys button{color:#273347;background:#fbfcfe;border-radius:12px;min-height:43px;font-family:system-ui,sans-serif;font-size:14px;box-shadow:0 3px #aeb6c1}.black .calc-keys button{color:#f0f2f8;background:#384250;border-radius:5px;box-shadow:0 3px #151b23}.calc-keys button.operator{color:#fff;background:#43618e}.calc-keys button.equals{background:var(--primary);color:#fff}.calc-keys button.clear{color:#fff;background:#cc8570}.history{flex-direction:column;gap:10px;display:flex}.history button{background:var(--bg);border:1px solid var(--border);color:var(--text);text-align:start;overflow-wrap:anywhere;border-radius:8px;padding:13px;font-family:monospace}.calc-advanced h3{margin:20px 0 12px;font-size:16px}.result-box{background:var(--bg);border:1px solid var(--border);white-space:pre-wrap;direction:ltr;border-radius:9px;padding:15px;font-family:monospace;overflow:auto}.loading{text-align:center;color:var(--muted);padding:50px}progress{width:100%;accent-color:var(--primary);height:8px}.dark{--bg:#111925;--surface:#1a2433;--text:#e4eaf5;--muted:#9ca9bd;--border:#2c394e;--primary:#81a6ff;--soft:#203253;background:var(--bg);color:var(--text)}.dark .hero-badge{color:#a7bcdf;background:#1b2b48;border-color:#2c4164}.dark .home-bottom{background:#1b2a43;border-color:#2b3f60}.dark .bottom-icon{background:#273b5c}.dark .card-tag{border-color:var(--border)}.dark .blue{color:#95b4ff;background:#203457}.dark .green{background:#1a3c38}.dark .violet{background:#322c4a}.dark .orange{background:#3d3025}.dark .rose{background:#422b36}.dark .btn{color:#fff;background:#345ec1}.dark .btn.secondary,.dark .btn.ghost{background:var(--soft);color:var(--text)}.dark .notice.error{color:#ffa7b5;background:#422736;border-color:#694051}.dark .thumb.selected{background:#4d2f3b}.dark .hero-features{color:var(--muted)}.dark .search{border-color:var(--border)}@media(min-width:1450px){.container{max-width:1230px}.hero{padding-top:70px}.hero h1{font-size:54px}.tool-card{min-height:230px}}@media(max-width:850px){.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.calc-layout{grid-template-columns:1fr}.calculator{width:100%;max-width:420px;margin:auto}.header-inner{height:80px}.hero h1{font-size:43px}.tool-heading{align-items:flex-start}.tool-heading .actions{max-width:180px}.desktop-only{display:none}.reader-layout{grid-template-columns:125px minmax(0,1fr)}}@media(max-width:570px){.container{padding-inline:19px}.header-inner{gap:12px;height:76px}.brand{font-size:18px}.brand-icon{border-radius:11px;width:39px;height:39px}.brand small{letter-spacing:2px;font-size:8px}nav{display:none}.header-actions{gap:7px}.hero{padding-top:37px;padding-bottom:32px}.hero-badge{font-size:10px}.hero h1{letter-spacing:-1px;margin-top:17px;font-size:35px;line-height:1.6}.hero h1 svg{width:170px}.hero>p{margin-top:18px;font-size:12px;line-height:2}.hero-features{gap:10px;margin-top:18px;font-size:9px}.search{gap:10px;height:54px;margin-top:26px;padding:0 13px}.search input{font-size:11px}.section-heading h2{gap:8px;font-size:20px}.eyebrow{font-size:9px}.count{padding:2px 5px;font-size:8px}.home-main{padding-top:13px}.filters{gap:4px;margin:19px 0 17px}.filters button{min-height:39px;padding:8px 12px;font-size:10px}.tool-grid{gap:11px}.tool-card{border-radius:12px;min-height:219px;padding:16px 14px}.tool-icon{border-radius:11px;width:41px;height:41px}.tool-icon svg{width:22px;height:22px}.card-top{margin-bottom:14px}.card-arrow svg{width:16px}.tool-card h3{font-size:13px}.tool-card p{margin-bottom:12px;font-size:10px;line-height:1.9}.card-tag{padding:2px 5px;font-size:8px}.home-bottom{flex-wrap:wrap;gap:12px;margin-top:24px;padding:19px 16px}.home-bottom h3{font-size:13px}.home-bottom p{font-size:10px}.home-bottom>div:nth-child(2){flex:1}.bottom-icon{width:37px;height:37px}.home-bottom .btn{width:100%;margin-top:3px}.home-install{gap:3px;font-size:9px}.home-install .btn{padding:8px 10px;font-size:10px}.tool-main{padding-top:22px}.tool-heading{display:block}.tool-heading h1{font-size:26px}.tool-heading .actions{max-width:none;margin-top:17px}.tool-heading p{font-size:12px}.panel{border-radius:12px;padding:18px}.form-grid,.image-pair,.event-grid{grid-template-columns:1fr}.btn{padding:10px 13px;font-size:12px}.row{gap:9px}.file-row{flex-wrap:wrap}.file-info{min-width:100px}.file-thumb{width:42px;height:54px}.reader-layout{display:block}.reader-sidebar{gap:8px;max-height:150px;margin-bottom:12px;display:flex;overflow:auto}.reader-sidebar .thumb{min-width:75px}.pdf-scroll{padding:8px}.timer-face{width:235px;height:235px}.timer-label strong{font-size:49px}.stat{padding:13px 6px}.stat strong{font-size:21px}.stat span{font-size:10px}.calc-layout{gap:5px}.calculator{padding:20px 17px}.calc-keys{gap:8px}.calc-keys button{min-height:44px}.notice{font-size:11px}.modal{padding:30px 22px}.tool-heading .tool-icon{width:45px;height:45px}footer{padding-inline:24px;font-size:9px}footer div{font-size:8px}.privacy-note{font-size:9px}.timer-tabs{gap:4px}.timer-tabs button{padding:9px 12px;font-size:11px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.header-nav{align-items:center;gap:30px;display:flex}.tools-menu-toggle{color:var(--primary);background:0 0;align-items:center;gap:6px;min-height:44px;font-size:14px;font-weight:500;display:flex}.drawer-backdrop{z-index:95;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#14243855;position:fixed;top:0;right:0;bottom:0;left:0}.tools-drawer{background:var(--surface);border:1px solid var(--border);top:85px;border-radius:16px;width:min(720px,100% - 40px);max-height:calc(100dvh - 110px);padding:25px;position:absolute;inset-inline-end:calc(50% + min(1100px,100% - 60px)/-2);overflow:auto;box-shadow:0 18px 65px #12233b26}.tools-drawer h2{font-size:19px}.nav-search{max-width:none;height:45px;margin:20px 0 15px}.nav-tree{flex-direction:column;gap:5px;display:flex}.nav-category-toggle{text-align:start;width:100%;color:var(--text);background:0 0;border-radius:8px;align-items:center;gap:9px;min-height:45px;padding:13px 9px;font-size:12px;display:flex}.nav-category-toggle>span{flex:1}.nav-category-toggle small{color:var(--muted);font-size:10px}.nav-category-toggle>svg:last-child{transition:transform .2s}.nav-category-toggle .rotated{transform:rotate(180deg)}.current-category>.nav-category-toggle{background:var(--soft);color:var(--primary);font-weight:600}.nav-category ul{margin:5px 0;padding:0;list-style:none}.nav-category li a{min-height:44px;color:var(--muted);border-radius:8px;align-items:center;gap:9px;padding:12px 10px;display:flex}.nav-category li a:hover{background:var(--bg)}.nav-category li a>svg{flex-shrink:0}.nav-category li strong{font-size:12px;font-weight:400;display:block}.nav-category li span{margin-top:3px;font-size:10px;line-height:1.8;display:block}.nav-category li a.current-tool{color:var(--primary);background:var(--soft)}.nav-category li .current-tool strong{font-weight:600}.category-section{margin-top:28px;scroll-margin-top:25px}.category-heading{align-items:center;gap:9px;margin-bottom:15px;display:flex}.category-heading h2{font-size:18px}.category-symbol{color:var(--muted);display:flex}.tool-with-sidebar{grid-template-columns:235px minmax(0,1fr);align-items:start;gap:23px;display:grid}.tool-sidebar{background:var(--surface);border:1px solid var(--border);border-radius:14px;max-height:90vh;padding:15px;position:sticky;top:20px;overflow:auto}.tool-sidebar>h2{padding:5px 8px 13px;font-size:14px}.tool-sidebar .nav-category li span{display:none}.tool-content{min-width:0}.breadcrumbs{color:var(--muted);flex-wrap:wrap;align-items:center;gap:9px;margin-bottom:20px;font-size:11px;display:flex}.breadcrumbs strong{color:var(--text);font-weight:500}.breadcrumbs a:hover{color:var(--primary)}.tool-content .calc-layout{grid-template-columns:minmax(285px,370px) minmax(0,1fr);gap:20px}.tool-content .calc-layout .panel{padding:20px}.tool-content .calculator{padding:21px 16px}.tool-content .calc-keys{gap:7px}.tool-content .calc-advanced .btn{padding:8px 10px}.tool-content .reader-layout{grid-template-columns:120px minmax(0,1fr)}@media(min-width:850px){.tools-drawer .nav-tree{grid-template-columns:1fr 1fr;align-items:start;gap:12px;display:grid}.tools-drawer .nav-category li span{white-space:nowrap;text-overflow:ellipsis;max-width:250px;overflow:hidden}}@media(max-width:1100px){.tool-content .calc-layout{grid-template-columns:1fr}.tool-content .calculator{max-width:400px}.tool-with-sidebar{grid-template-columns:210px minmax(0,1fr);gap:18px}.tool-sidebar{padding:10px}}@media(max-width:850px){.tool-with-sidebar{display:block}.tool-sidebar{display:none}}@media(max-width:570px){.header-nav{gap:0;display:flex}.privacy-nav{display:none}.tools-menu-toggle{gap:3px;font-size:12px}.header-inner{gap:9px}.brand{gap:8px;font-size:16px}.brand small{font-size:7px}.tools-drawer{top:0;bottom:0;border-radius:0;width:min(350px,90%);max-height:100dvh;padding:24px 20px;animation:.18s ease-out drawer-in;inset-inline-end:0}.category-section{margin-top:23px}.category-heading h2{font-size:15px}.category-heading{gap:7px}.breadcrumbs{gap:6px;font-size:10px}.tool-content .reader-layout{display:block}.header-actions .icon-btn{border:0;min-width:33px}.header-actions{gap:2px}.language{min-width:29px}.divider{margin-inline:3px}.tools-menu-toggle svg{width:11px}}@keyframes drawer-in{0%{opacity:.4;transform:translate(25px)}to{opacity:1;transform:translate(0)}}.hero .hero-badge{width:max-content;margin-inline:auto;display:flex}.hero h1{width:fit-content;margin-inline:auto;display:block}:root{--muted:#66738a}.tool-card p,.subtle{color:var(--muted)}.card-tag{color:#69758a}.hero-features{color:#627087}.search input::placeholder{color:#6e7c93}footer div{color:#6d788a}.count{color:#67758c}@media(max-width:570px){.tools-drawer{inset-inline:0 auto}}.count,.card-tag,.filters button:not(.active){color:#5e6c82}.dark .count,.dark .card-tag,.dark .filters button:not(.active){color:var(--muted)}.calc-controls{color:inherit;justify-content:space-between;align-items:center;margin:-5px 0 16px;font:10px system-ui,sans-serif;display:flex}.calc-dpad{background:#344d76;border-radius:50%;width:108px;height:108px;position:relative;box-shadow:inset 0 -3px #142e54}.calc-dpad button{color:#fff;background:0 0;border-radius:50%;width:44px;height:44px;font-size:19px;position:absolute}.calc-dpad button:hover{background:#ffffff15}.calc-dpad .start{top:0;left:32px}.calc-dpad .end{bottom:0;left:32px}.calc-dpad .left{top:32px;left:0}.calc-dpad .right{top:32px;right:0}.black .calc-dpad{background:#384451;border-radius:13px;box-shadow:inset 0 -3px #151c26}.black .calc-dpad button{border-radius:5px}.ad-slot{border-bottom:1px solid var(--border);margin-bottom:36px;padding:15px 0}.home-bottom p,footer div{color:#5f6c81}.dark .home-bottom p,.dark footer div{color:var(--muted)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}