/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, 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;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::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%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, 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;-webkit-text-decoration:inherit;-webkit-text-decoration: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{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;appearance:button}::file-selector-button{-webkit-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}.fixed{position:fixed}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.contents{display:contents}.hidden{display:none}.table{display:table}}:root{--ink:#1f2523;--paper:#f7f6f1;--green:#1cc760;--navy:#103f6b;--lime:#b7ea69;--blue:#4f8de7;--orange:#ff7653;--yellow:#f1dd68;--purple:#bca7e8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:#e9e8e4;margin:0;font-family:Arial,Noto Sans TC,sans-serif}a{color:inherit;text-decoration:none}::selection{background:var(--green);color:#fff}main{width:min(1280px,100% - 40px);margin:36px auto}.cover{background:radial-gradient(circle at 90% 18%, #4f8de71f 0 12%, transparent 12.3%), linear-gradient(118deg, transparent 0 68%, #1cc7600f 68% 84%, transparent 84%), var(--paper);min-height:700px;position:relative;overflow:hidden}.cover:after{color:#59615d;content:"+";font:18px/1 monospace;position:absolute;top:76px;right:24px}.hero-pdd-logo{width:240px;height:auto;display:block;position:absolute;top:93px;left:15px}.topbar{background:var(--navy);color:#fff;letter-spacing:.09em;text-transform:uppercase;grid-template-columns:1fr auto 1fr;align-items:center;min-height:46px;padding:0 26px;font-size:11px;display:grid}.topbar p{margin:0}.topbar>a:last-child{border-bottom:1px solid #ffffffb3;justify-self:end}.brand{align-items:center;gap:9px;font-weight:700;display:flex}.brand-mark{border:2px solid #fff;border-radius:2px;width:18px;height:13px;margin-top:3px;display:inline-block;position:relative}.brand-mark:before{content:"";border:2px solid #fff;border-bottom:0;border-radius:3px 3px 0 0;width:9px;height:6px;position:absolute;top:-7px;left:-2px}.hero-copy{padding:160px 40px 210px}h1{color:#327bdd;letter-spacing:-.075em;margin:0;font-weight:400;line-height:.92;display:grid}.title-main{white-space:nowrap;flex-wrap:nowrap;align-items:baseline;font-size:clamp(48px,8.8vw,116px);line-height:.95;display:flex}.title-lead{color:#0000;-webkit-text-stroke:1.5px #909794}.title-power{color:#327bdd}.title-sub{color:var(--ink);letter-spacing:-.055em;margin-top:clamp(28px,3vw,48px);font-size:clamp(30px,4vw,56px);font-weight:500;line-height:1.12}.portal-title{white-space:nowrap;letter-spacing:.02em;flex-wrap:nowrap;align-items:baseline;gap:.06em;margin-top:6px;font-size:clamp(82px,15vw,190px);line-height:.86;display:flex}.portal-title>span{color:#0000;-webkit-text-stroke:1.5px #909794}.portal-title>strong{color:#327bdd;font-weight:400}.portal-tagline{color:#707875;letter-spacing:.16em;margin:48px 0 0 5px;font-size:clamp(20px,2.4vw,32px)}.intro-row{grid-template-columns:1fr;align-items:end;margin-top:58px;display:grid}.chinese-title{color:#7b817e;letter-spacing:-.05em;margin:0;font-size:clamp(30px,4.2vw,62px);font-weight:300}.presentation-trigger{text-align:left;cursor:pointer;background:0 0;border:0;border-bottom:1px solid #9aa09d;align-items:center;gap:18px;width:fit-content;padding:0 0 8px;font-family:inherit;line-height:1.1;transition:color .2s,border-color .2s;display:flex}:is(.presentation-trigger:hover,.presentation-trigger:focus-visible){color:var(--navy);border-color:var(--navy)}.trigger-icon{letter-spacing:0;border:1px solid;border-radius:50%;place-items:center;width:38px;height:38px;font-size:18px;transition:transform .2s;display:grid}.presentation-trigger:hover .trigger-icon{transform:translate(4px,-4px)}.capability-nav{grid-template-columns:repeat(3,1fr);align-items:end;display:grid;position:absolute;bottom:0;left:26px;right:26px}.capability-tab{background:var(--cap-color);min-height:138px;color:var(--ink);text-align:left;cursor:pointer;border:1px solid #1f252347;border-bottom:0;border-radius:0 16px 0 0;grid-template-columns:auto 1fr auto;align-items:start;gap:18px;margin-right:-1px;padding:34px 26px 22px;font-family:inherit;transition:min-height .25s,transform .25s,filter .25s;display:grid;position:relative}.capability-tab:before{background:inherit;content:"";border:1px solid #1f252347;border-bottom:0;border-radius:13px 13px 0 0;width:38%;height:27px;position:absolute;top:-25px;left:-1px}.capability-tab small{z-index:1;color:var(--navy);padding-top:4px;font:700 12px/1 monospace;position:relative}.capability-tab span{z-index:1;letter-spacing:-.04em;font-size:clamp(19px,2.2vw,30px);position:relative}.capability-tab b{z-index:1;border:1px solid;border-radius:50%;place-items:center;width:34px;height:34px;font-size:14px;font-weight:400;display:grid;position:relative}:is(.capability-tab:hover,.capability-tab:focus-visible){z-index:2;filter:brightness(1.02);outline:none;transform:translateY(-8px)}.capability-tab.active{z-index:3;min-height:205px;box-shadow:0 -12px 32px #103f6b1f}.cap-text{--cap-color:var(--lime);--cap-accent:var(--lime)}.cap-visual{--cap-color:var(--blue);--cap-accent:var(--blue)}.cap-admin{--cap-color:var(--purple);--cap-accent:var(--purple)}.folder-nav{grid-template-columns:repeat(5,1fr);align-items:end;display:grid;position:absolute;bottom:0;left:26px;right:26px}.folder-tab{border:1px solid #1f252340;border-bottom:0;border-radius:0 9px 0 0;justify-content:space-between;align-items:flex-start;gap:12px;min-height:116px;margin-right:-8px;padding:36px 24px 20px;font-size:clamp(14px,1.35vw,18px);line-height:1.35;transition:transform .25s;display:flex;position:relative}.folder-tab:before{background:inherit;content:"";border:1px solid #1f252340;border-bottom:0;border-radius:12px 12px 0 0;width:46%;height:30px;position:absolute;top:-28px;left:-1px}.folder-tab:nth-child(2){min-height:136px}.folder-tab:nth-child(3){min-height:156px}.folder-tab:nth-child(4){min-height:178px}.folder-tab:nth-child(5){min-height:198px}:is(.folder-tab:hover,.folder-tab:focus-visible){transform:translateY(-10px)}.folder-tab small{font:12px/1 monospace}.lime{--accent:var(--lime)}.blue{--accent:var(--blue)}.orange{--accent:var(--orange)}.yellow{--accent:var(--yellow)}.purple{--accent:var(--purple)}.folder-tab.lime,.folder-tab.blue,.folder-tab.orange,.folder-tab.yellow,.folder-tab.purple{background:var(--accent)}.capability-shell{background:var(--paper);scroll-margin-top:20px}.capability-header{background:var(--cap-accent);border-bottom:1px solid #1f252338;grid-template-columns:1fr auto;align-items:end;gap:40px;min-height:250px;padding:66px 40px 48px;display:grid}.capability-header p{color:var(--navy);letter-spacing:.14em;margin:0 0 14px;font:700 11px/1 monospace}.capability-header h2{letter-spacing:-.07em;margin:0;font-size:clamp(48px,7vw,92px);font-weight:400;line-height:.9}.capability-header>div>span{letter-spacing:-.03em;margin-top:24px;font-size:clamp(18px,2.2vw,30px);display:block}.capability-presentation{color:var(--navy);align-self:end;margin-bottom:2px;font-size:clamp(18px,2vw,26px)}.text-intro-nav{background:var(--paper);grid-template-columns:repeat(2,minmax(0,1fr));align-items:end;gap:24px;padding:74px 26px 26px;display:grid}.text-intro-nav .folder-tab{border-bottom:1px solid #1f252340;border-radius:0 9px 9px;min-height:142px;margin-right:0;font-size:clamp(17px,2vw,26px)}.text-intro-nav+.experiment-nav{border-top:1px solid #1f252324;padding-top:72px}.experiment-nav{background:var(--paper);grid-template-columns:repeat(5,1fr);align-items:end;padding:74px 26px 24px;display:grid}.experiment-nav .folder-tab{border-bottom:1px solid #1f252340;border-radius:0 9px 9px}.capability-placeholder{background:linear-gradient(135deg, var(--cap-accent), #ffffffb8);min-height:540px;padding:86px 40px}.capability-placeholder>p{color:var(--navy);letter-spacing:.14em;margin:0;font:700 11px/1 monospace}.capability-placeholder h3{letter-spacing:-.07em;margin:64px 0 18px;font-size:clamp(54px,8vw,108px);font-weight:400;line-height:.9}.capability-placeholder>span{color:#1f2523ad;font-size:17px}.contents{padding:70px 0 40px}.section-heading{grid-template-columns:1fr auto;align-items:end;gap:32px;padding:0 38px 42px;display:grid}.section-heading p,.section-heading span{color:#68706d;letter-spacing:.12em;margin:0;font-size:11px}.chapter-list{gap:112px;display:grid}.chapter-card{scroll-margin-top:42px;position:relative}.chapter-tab{background:var(--accent);border:1px solid #1f252359;border-bottom:0;border-radius:16px 18px 0 0;justify-content:space-between;gap:18px;width:min(520px,82%);min-height:62px;padding:17px 24px;font-size:18px;line-height:1.35;display:flex}.chapter-card.has-cloud .chapter-tab{width:min(720px,92%)}.chapter-tab-main{z-index:2;flex:1;align-items:center;gap:12px 18px;min-width:0;display:flex;position:relative}.chapter-tab-main>span:first-child{min-width:0}.chapter-tab-main .cloud-button{flex:none;margin-left:auto}.paperclip{z-index:1;font-size:24px;position:relative}.chapter-body{background:var(--accent);border:1px solid #1f252359;border-radius:0 18px 18px;min-height:530px;padding:25px 30px 32px}#start .chapter-body,#lesson .chapter-body,#visual-practice-1 .chapter-body,#visual-practice-3 .chapter-body,#visual-practice-5 .chapter-body{min-height:0}.chapter-meta{letter-spacing:.12em;border-bottom:1px solid #1f252347;justify-content:space-between;padding-bottom:20px;font-size:11px;display:flex}.chapter-meta a:hover{text-decoration:underline}.chapter-content{grid-template-columns:.8fr 1.2fr;gap:54px;padding:54px 12px 8px;display:grid}.chapter-card.structured .chapter-content{grid-template-columns:1fr;padding-top:30px}.cloud-button{border:1px solid var(--navy);color:var(--navy);letter-spacing:.08em;background:0 0;border-radius:999px;align-items:center;gap:8px;padding:9px 13px;font-size:11px;font-weight:700;transition:background .2s,color .2s,transform .2s;display:inline-flex}:is(.cloud-button:hover,.cloud-button:focus-visible){background:var(--navy);color:#fff;outline:none;transform:translateY(-2px)}.chapter-content h3{letter-spacing:-.07em;max-width:6em;margin:0;font-size:clamp(42px,6vw,76px);font-weight:400;line-height:.95}.platform-directory{max-width:960px}.platform-directory ol{gap:30px;margin:0;padding-left:1.5em;list-style:decimal;display:grid}.platform-directory li{padding-left:7px;font-size:clamp(18px,2vw,24px);line-height:1.6}.platform-directory li::marker{color:var(--navy);font-weight:700}.platform-heading{align-items:center;gap:12px;display:flex}.platform-logo{object-fit:contain;border-radius:9px;flex:0 0 40px;width:40px;height:40px}.platform-directory strong{font-weight:600}.platform-directory a{width:fit-content;color:var(--navy);overflow-wrap:anywhere;border-bottom:1px solid;margin-top:7px;font-size:14px;display:block}:is(.platform-directory a:hover,.platform-directory a:focus-visible){color:#327bdd;outline:none}.prompt-framework{max-width:1080px}.prompt-framework-title{color:var(--navy);margin:0 0 22px;font-size:clamp(19px,2vw,24px);font-weight:700}.prompt-framework-title span{margin-right:.25em}.prompt-framework-list{gap:20px;margin:0;padding-left:1.35em;list-style:outside;display:grid}.prompt-framework-list li{padding-left:5px}.prompt-framework-list li::marker{color:var(--navy);font-size:.8em}.prompt-framework p{margin:0;font-size:clamp(17px,1.8vw,22px);line-height:1.65}.prompt-framework strong{color:var(--navy);margin-right:.35em;font-weight:700}.prompt-framework p span{display:inline}.prompt-second-title{margin-top:34px}.chapter-objective{max-width:960px;margin-top:42px}.chapter-card.structured .chapter-objective{margin-top:0}.chapter-objective>span{color:var(--navy);letter-spacing:.14em;margin-bottom:10px;font-size:11px;font-weight:700;display:block}.chapter-objective p{margin:0;font-size:17px;line-height:1.7}.objective-steps-title{color:var(--navy);letter-spacing:.12em;margin-top:34px;font-size:12px;display:block}.objective-steps{gap:14px;margin:22px 0 0;padding-left:1.45em;list-style:decimal;display:grid}.objective-steps li{padding-left:5px;font-size:16px;line-height:1.75}.objective-steps li::marker{color:var(--navy);font-weight:700}.objective-steps a{color:var(--navy);overflow-wrap:anywhere;border-bottom:1px solid;margin-left:5px}:is(.objective-steps a:hover,.objective-steps a:focus-visible){color:#327bdd;outline:none}.step-line{min-width:0}.step-links{flex-wrap:wrap;align-items:baseline;gap:6px;display:inline-flex}.step-link-separator{margin:0 2px}.prompt-panel,.code-panel{border:1px solid #103f6b52;border-radius:12px;width:min(100%,940px);margin:18px 0 8px;overflow:hidden}.prompt-panel{background:#ffffff59}.code-panel{color:#fff;background:#0f2841}.panel-heading{border-bottom:1px solid #103f6b33;justify-content:space-between;align-items:center;gap:16px;min-height:48px;padding:10px 14px;display:flex}.code-panel .panel-heading{border-color:#ffffff2e}.panel-heading>span{color:var(--navy);letter-spacing:.12em;font-size:11px;font-weight:700}.code-panel .panel-heading>span{color:#ffffffc2}.panel-heading button{color:var(--navy);letter-spacing:.06em;cursor:pointer;background:0 0;border:1px solid;border-radius:999px;padding:7px 11px;font:700 10px/1 Arial,sans-serif;transition:background .2s,color .2s}:is(.panel-heading button:hover,.panel-heading button:focus-visible){background:var(--navy);color:#fff;outline:none}.code-panel .panel-heading button{color:#fff}:is(.code-panel .panel-heading button:hover,.code-panel .panel-heading button:focus-visible){color:var(--navy);background:#fff}.panel-heading button:disabled{opacity:.45;cursor:wait}.prompt-panel pre,.code-panel pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;padding:20px;font:14px/1.8 SFMono-Regular,Consolas,monospace;overflow:auto}.code-panel pre{white-space:pre;color:#e8f2ff;max-height:440px}.empty-slot{text-align:center;border:1px dashed #1f252380;border-radius:13px;flex-direction:column;justify-content:center;align-items:center;min-height:345px;display:flex}.empty-slot .plus{border:1px solid #1f252380;border-radius:50%;place-items:center;width:48px;height:48px;font-size:25px;transition:transform .25s;display:grid}.chapter-card:hover .plus{transform:rotate(90deg)}.empty-slot p{margin:18px 0 5px;font-size:18px}.empty-slot small{color:#1f2523ad;max-width:320px;line-height:1.6}footer{letter-spacing:.12em;border-top:1px solid #a8aaa7;justify-content:space-between;align-items:flex-end;min-height:180px;margin-top:40px;padding:40px;font-size:11px;display:flex}footer p{margin:0}footer a{border-bottom:1px solid}.presentation-overlay{z-index:1000;color:#fff;background:#101c29;grid-template-rows:auto 1fr auto;gap:18px;padding:22px;display:grid;position:fixed;inset:0}.presentation-overlay.has-theory-decks{grid-template-rows:auto auto 1fr auto}.presentation-overlay.visual-presentation{color:var(--navy);background:#fff}.presentation-overlay.visual-presentation .presentation-header{color:var(--navy)}.presentation-overlay.visual-presentation .presentation-header-actions a,.presentation-overlay.visual-presentation .presentation-header-actions button{color:var(--navy);border-color:#204c8073}:is(.presentation-overlay.visual-presentation .presentation-header-actions a:hover,.presentation-overlay.visual-presentation .presentation-header-actions a:focus-visible,.presentation-overlay.visual-presentation .presentation-header-actions button:hover,.presentation-overlay.visual-presentation .presentation-header-actions button:focus-visible){border-color:var(--navy)}.presentation-overlay.visual-presentation .slide-stage{background:#fff}.presentation-overlay.visual-presentation .presentation-controls>button{color:var(--navy)}.presentation-overlay.visual-presentation .ppt-slide-progress input{accent-color:var(--navy)}.presentation-overlay.visual-presentation .slide-dots button{border-color:var(--navy)}.presentation-overlay.visual-presentation .slide-dots button.active{background:var(--navy)}.presentation-header{color:#ffffffc7;letter-spacing:.12em;grid-template-columns:1fr auto 1fr;align-items:center;font-size:11px;display:grid}.presentation-header>span:nth-child(2){justify-self:center;font-family:monospace}.presentation-header-actions{white-space:nowrap;justify-self:end;align-items:center;gap:20px;display:flex}.presentation-header-actions a,.presentation-header-actions button{color:#fff;font:inherit;letter-spacing:inherit;cursor:pointer;background:0 0;border:0;border-bottom:1px solid #ffffff8c;padding:8px 0}:is(.presentation-header-actions a:hover,.presentation-header-actions a:focus-visible,.presentation-header-actions button:hover,.presentation-header-actions button:focus-visible){border-color:#fff}.presentation-deck-tabs{border-bottom:1px solid #ffffff40;align-items:stretch;gap:8px;display:flex}.presentation-deck-tabs button{color:#ffffffa6;font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;padding:8px 14px 11px;font-size:14px}.presentation-deck-tabs button.active{color:#fff;border-bottom-color:#fff}:is(.presentation-deck-tabs button:hover,.presentation-deck-tabs button:focus-visible){color:#fff}.presentation-deck-tabs button span{opacity:.7;margin-left:12px;font-size:11px}.slide-stage{min-height:0;color:var(--ink);background:#e9ecef;border-radius:12px;place-items:center;padding:16px;display:grid;overflow:hidden}.ppt-slide-canvas{aspect-ratio:16/9;background:#fff;width:min(84vw,177.778vh - 291.556px);overflow:hidden;box-shadow:0 12px 34px #041b3429}.ppt-slide-canvas img{object-fit:contain;width:100%;height:100%;display:block}.slide-canvas{aspect-ratio:16/9;background:#fff;border:1px solid #bbc2c8;width:min(84vw,177.778vh - 291.556px);position:relative;overflow:hidden;box-shadow:0 12px 34px #041b3429}.slide-canvas:before{content:"";background:#214c80;height:8px;position:absolute;top:0;left:0;right:0}.slide-titlebar{justify-content:space-between;align-items:flex-start;gap:24px;display:flex;position:absolute;top:4.5%;left:3.5%;right:3.5%}.slide-titlebar h2{letter-spacing:-.025em;align-items:baseline;gap:.28em;margin:0;font-size:clamp(18px,2.35vw,38px);font-weight:400;line-height:1.1;display:flex}.slide-titlebar h2 strong{color:#214c80;font-weight:700}.slide-titlebar h2 span{color:#55585c;font-weight:400}.slide-titlebar>p{color:#7b8187;letter-spacing:.13em;flex:none;margin:.45em 0 0;font-size:clamp(7px,.8vw,12px)}.slide-content{grid-template-columns:.82fr 1.45fr;align-content:start;gap:5%;display:grid;position:absolute;inset:18% 5% 17%}.slide-content section{min-width:0}.slide-content h3{color:#214c80;letter-spacing:.11em;border-bottom:2px solid #214c80;margin:0 0 1em;padding-bottom:.7em;font-size:clamp(9px,1vw,15px)}.slide-content p{color:#252b31;margin:0;font-size:clamp(11px,1.35vw,20px);line-height:1.65}.slide-steps ol{gap:.65em;margin:0;padding-left:1.45em;display:grid}.slide-steps li{color:#30353a;padding-left:.25em;font-size:clamp(9px,1.05vw,16px);line-height:1.55}.slide-steps li::marker{color:#214c80;font-weight:700}.slide-reference{margin:16px 0 0}.slide-reference img{object-fit:contain;object-position:left top;background:#f8fafc;border:1px solid #dce2e8;width:100%;max-height:min(27vh,250px);display:block}.slide-reference figcaption{color:#667789;letter-spacing:.08em;margin-top:5px;font-size:10px}.slide-brand{color:#214c80;align-items:center;gap:7px;font:700 clamp(5px,.52vw,8px)/.95 Arial,sans-serif;display:flex;position:absolute;bottom:4.7%;left:2.8%}.slide-brand img{object-fit:contain;border-radius:0;width:clamp(25px,3vw,46px);height:clamp(25px,3vw,46px)}.slide-copyright{color:#9da3a8;margin:0;font-size:clamp(5px,.55vw,9px);position:absolute;bottom:2.4%;left:2.8%}.slide-footer-note{color:#b0b4b8;text-align:center;margin:0;font-size:clamp(4px,.48vw,8px);position:absolute;bottom:3%;left:19%;right:7%}.slide-page-number{aspect-ratio:1;color:#214c80;border:2px solid #214c80;border-radius:50%;place-items:center;width:clamp(20px,2.5vw,38px);font:700 clamp(7px,.75vw,12px)/1 Arial,sans-serif;display:grid;position:absolute;bottom:2.2%;right:2.4%}.presentation-controls{letter-spacing:.06em;border:0;grid-template-columns:1fr auto 1fr;align-items:center;min-height:42px;margin:0;padding:0;font-size:12px;display:grid}.presentation-controls>button{color:#fff;cursor:pointer;background:0 0;border:0;width:fit-content;padding:10px 0}.presentation-controls>button:last-child{justify-self:end}.presentation-controls>button:disabled{opacity:.28;cursor:default}.ppt-slide-progress{align-items:center;gap:12px;width:clamp(160px,34vw,420px);display:flex}.ppt-slide-progress input{accent-color:#fff;cursor:pointer;width:100%;min-width:0}.ppt-slide-progress span{flex:none;font-family:monospace}.slide-dots{gap:9px;display:flex}.slide-dots button{cursor:pointer;background:0 0;border:1px solid #fff;border-radius:50%;width:8px;height:8px;padding:0}.slide-dots button.active{background:#fff}@media (max-width:760px){main{width:calc(100% - 20px);margin:10px auto}.cover{min-height:660px}.topbar{grid-template-columns:1fr 1fr;padding:0 14px}.topbar p{display:none}.hero-copy{padding:132px 20px 210px}.hero-pdd-logo{width:180px;top:97px;left:0}h1{line-height:.92}.portal-title{margin-top:8px;font-size:clamp(58px,19vw,94px);line-height:.86}.portal-tagline{letter-spacing:.12em;margin-top:34px;font-size:15px}.title-main{font-size:clamp(34px,10.5vw,54px)}.title-sub{max-width:13em;margin-top:24px;font-size:clamp(26px,7vw,36px);line-height:1.2}.intro-row{margin-top:50px}.trigger-icon{width:32px;height:32px;font-size:15px}.capability-nav{grid-template-columns:repeat(3,1fr);left:12px;right:12px}.capability-tab{grid-template-columns:1fr auto;gap:8px;min-height:112px;padding:25px 9px 14px}.capability-tab:before{width:50%;height:20px;top:-18px}.capability-tab small{grid-column:1/-1;font-size:10px}.capability-tab span{font-size:12px;line-height:1.35}.capability-tab b{width:25px;height:25px;font-size:11px}.capability-tab.active{min-height:160px}.folder-nav{grid-template-columns:1fr 1fr;left:14px;right:14px}.folder-tab{padding:23px 12px 12px;font-size:12px;min-height:92px!important}.folder-tab:before{height:22px;top:-20px}.folder-tab:nth-child(n+3){margin-top:16px}.capability-header{grid-template-columns:1fr;align-items:start;gap:34px;min-height:260px;padding:46px 20px 34px}.capability-header h2{font-size:54px}.capability-header>div>span{margin-top:18px;font-size:18px}.capability-presentation{font-size:19px}.text-intro-nav{grid-template-columns:1fr;gap:48px;padding:58px 14px 30px}.text-intro-nav .folder-tab{font-size:15px;min-height:108px!important}.text-intro-nav+.experiment-nav{padding-top:58px}.experiment-nav{grid-template-columns:1fr 1fr;padding:58px 14px 24px}.capability-placeholder{min-height:430px;padding:58px 20px}.capability-placeholder h3{margin-top:52px;font-size:58px}.contents{padding-top:54px}.section-heading{grid-template-columns:1fr;gap:18px;padding:0 12px 34px}.section-heading span{display:none}.chapter-list{gap:80px}.chapter-body{min-height:auto;padding:20px 16px 18px}.chapter-content,.chapter-card.structured .chapter-content{grid-template-columns:1fr;gap:34px;padding:28px 2px 2px}.empty-slot{min-height:280px;padding:24px}.chapter-objective{margin-top:28px}.chapter-objective p{font-size:15px}.objective-steps{gap:12px;margin-top:18px}.objective-steps li{font-size:15px}.prompt-panel,.code-panel{margin-top:14px}.panel-heading{flex-direction:column;align-items:flex-start}.prompt-panel pre,.code-panel pre{padding:15px;font-size:12px}.chapter-tab{width:88%;min-height:58px;padding:13px 16px;font-size:14px}.chapter-tab:after{top:33px}.chapter-card.has-cloud .chapter-tab{width:96%}.chapter-tab-main{flex-wrap:wrap;gap:9px 12px}.chapter-tab .cloud-button{padding:7px 10px;font-size:9px}footer{min-height:130px;padding:24px 12px}.presentation-overlay{gap:12px;padding:12px}.presentation-header{letter-spacing:0;grid-template-columns:1fr auto;font-size:10px}.presentation-header>span:nth-child(2){display:none}.presentation-header-actions{gap:10px}.presentation-deck-tabs{gap:0}.presentation-deck-tabs button{flex:1;padding:7px 8px 9px;font-size:12px}.presentation-deck-tabs button span{display:none}.slide-stage{padding:8px}.slide-canvas,.ppt-slide-canvas{width:100%}.slide-reference{display:none}.presentation-controls{min-height:38px;padding:0 4px}.ppt-slide-progress{gap:6px;width:clamp(110px,38vw,240px)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important}}