@font-face{font-family:Onest;src:url('assets/onest.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:'Roboto Flex';src:url('assets/roboto.woff2') format('woff2');font-weight:100 1000;font-stretch:25% 151%;font-display:swap}
:root{--paper:#faf9f6;--ink:#151515;--muted:#666560;--line:#deddd7;--red:#e80037;--yellow:#ffaa00;--display:'Roboto Flex',Onest,sans-serif;--header:80px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Onest,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%;display:block}figure,p,h1,h2,h3{margin:0}h1,h2{font-family:var(--display);font-variation-settings:'wdth' 150,'wght' 350;line-height:1.08;font-weight:350;letter-spacing:-.035em}h2{font-size:clamp(35px,3.7vw,54px)}h3{font-size:19px;line-height:1.3;font-weight:500;letter-spacing:-.025em}p{color:var(--muted)}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--red);outline-offset:5px}button{border:0}::selection{background:#ffaa00;color:#151515}.skip-link{position:fixed;top:-100px;left:20px;z-index:100;background:#fff;padding:12px}.skip-link:focus{top:12px}
.header{height:var(--header);padding:0 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;position:sticky;top:0;z-index:20;background:rgba(250,249,246,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:27px;white-space:nowrap}.brand img{width:182px;height:auto}.brand>span{border-left:1px solid #cfcec9;padding-left:26px;font-size:13px;color:var(--muted)}.header-nav{display:flex;gap:30px;margin-left:auto;margin-right:24px;font-size:13px}.header-nav a:hover{color:var(--red)}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;background:var(--ink);color:#fff;padding:15px 22px;font-size:13px;line-height:1.3;transition:background .2s}.button:hover{background:var(--red)}.button span{font-size:21px;line-height:1}.button.small{padding:12px 16px;gap:32px}.button.white{color:#111;background:#fff}.button.white:hover{background:var(--yellow)}
.hero{height:640px;min-height:560px;position:relative;overflow:hidden;background:#000;color:#fff;padding:55px 6.6% 0}.hero-art{position:absolute;right:-3%;top:15px;width:67%;height:545px;background:url('assets/diamonds-dark.webp') center center/cover no-repeat}.hero-content{position:relative;z-index:1;max-width:650px}.eyebrow{font-size:10px;letter-spacing:.14em;display:flex;gap:10px;align-items:center;color:#c1c1c1}.status-dot{width:6px;height:6px;background:var(--red);border-radius:50%;display:inline-block}.hero h1{font-size:clamp(64px,6.6vw,100px);margin:49px 0 24px;line-height:1.03;letter-spacing:-.045em}.hero-description{font-size:15px;line-height:1.8;color:#aaa;margin-bottom:30px}.hero-bottom{position:absolute;left:6.6%;right:6.6%;bottom:0;border-top:1px solid #303030;display:flex;align-items:center;justify-content:space-between;height:67px;font-size:11px;color:#aaa}.hero-bottom>span:nth-child(2){margin-left:auto;margin-right:90px}.hero-bottom>a{color:#fff}.hero-bottom>a span{margin-left:24px;font-size:20px}
.guide-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;max-width:1440px;margin:auto;padding:0 6.6%}.sidebar{position:sticky;top:114px;align-self:start;padding-top:62px;padding-bottom:24px;max-height:calc(100vh - 110px);overflow:auto;scrollbar-width:thin}.nav-label{font-size:10px;letter-spacing:.13em;color:#898880;margin-bottom:22px}.sidebar nav>a{display:flex;align-items:center;gap:15px;color:#6e6d67;font-size:12px;padding:9px 0;border-left:2px solid transparent;padding-left:12px;transition:color .15s}.sidebar nav>a>span:first-child{font-size:10px;color:#96948e;font-variant-numeric:tabular-nums}.sidebar nav>a.active{border-left-color:var(--red);color:var(--ink);font-weight:500}.sidebar nav>a.active>span:first-child{color:var(--red)}.sidebar nav>a:hover{color:var(--red)}.nav-arrow{margin-left:auto;margin-right:20px}.sidebar-pdf{display:block;border-top:1px solid var(--line);margin:26px 20px 0 13px;padding-top:20px;font-size:12px}.sidebar-pdf>span{float:right}.sidebar-pdf small{display:block;margin-top:4px;font-size:10px;color:#8a8880}.contents-toggle{display:none}.guide-content{min-width:0}.guide-section{padding:64px 0 72px;border-bottom:1px solid var(--line);scroll-margin-top:0}.section-label{display:flex;justify-content:space-between;gap:15px;font-size:9px;letter-spacing:.12em;color:#77756e;margin-bottom:33px}.section-label>span:first-child{color:var(--red)}.intro{max-width:665px;font-size:15px;line-height:1.85;margin-top:25px;margin-bottom:33px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:28px}.text-download{font-size:11px;flex-shrink:0;line-height:1.6;padding-bottom:4px}.text-download>span{font-size:19px;margin-left:12px}.text-download small{display:block;color:#898780;font-size:9px;margin-top:3px}.text-download:hover{color:var(--red)}.two-up{display:grid;grid-template-columns:1fr 1fr;gap:14px}.pillars{display:grid;grid-template-columns:1fr 1fr;gap:30px 34px;margin:38px 0 35px}.pillars article{border-top:1px solid var(--line);padding-top:18px}.pillar-number{font-size:10px;color:#a49f95;display:block;margin-bottom:15px}.pillars h3{margin-bottom:9px}.pillars p{font-size:12px;max-width:320px;line-height:1.8}.principle{padding:26px 28px;background:#eeede8;display:flex;gap:22px;margin-top:24px}.diamond-bullet{color:var(--red);font-size:32px;line-height:1;flex-shrink:0}.principle h3{font-size:16px;margin-bottom:9px}.principle p{font-size:12px;line-height:1.85;max-width:600px}.principle.compact{padding:24px;margin-top:20px}
.visual-panel{background:#fff;border:1px solid #eeede8}.dark{background:#000;color:#fff}.visual-panel.dark{border-color:#000}.logo-stage{height:210px;display:flex;align-items:center;justify-content:center;padding:30px}.logo-stage img{width:85%;height:auto}.visual-panel figcaption{border-top:1px solid #e9e8e3;padding:13px 16px;display:flex;justify-content:space-between;gap:14px;font-size:9px}.visual-panel figcaption span:last-child{color:#99958d}.visual-panel.dark figcaption{border-color:#242424}.logo-rules{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;margin:35px 0}.rule-copy h3{margin-bottom:12px}.rule-copy p{font-size:12px;line-height:1.85}.minimums{display:flex;gap:28px;margin-top:20px}.minimums strong{display:block;font-size:23px;font-weight:400}.minimums span{font-size:9px;color:#8c887f;display:block;line-height:1.5;max-width:110px}.clear-space{background:white;display:flex;flex-direction:column;justify-content:center;padding:20px}.clear-space figcaption{text-align:center;font-size:9px;color:#8d8981;margin-top:15px}details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:28px}summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;font-size:12px;padding:18px 0}summary::-webkit-details-marker{display:none}summary>span{font-size:21px;line-height:1;font-weight:300;transition:transform .2s}details[open] summary>span{transform:rotate(45deg)}.details-content{padding:8px 0 24px;font-size:12px;color:var(--muted)}.details-content p+p{margin-top:14px}.details-content h3{font-size:15px;margin:0 0 10px}.details-content .two-up{gap:30px;margin-bottom:20px}.do-not{padding:16px 18px;background:#f3e9e7;margin:15px 0;color:#7c343c}
.primary-colors{display:grid;grid-template-columns:1fr 1fr;gap:14px}.color-card{padding:24px;min-height:330px}.red{background:var(--red);color:#fff}.yellow{background:var(--yellow)}.color-card-top{display:flex;justify-content:space-between;font-size:9px;letter-spacing:.11em}.color-card h3{font-family:var(--display);font-size:43px;font-weight:350;letter-spacing:-.04em;margin-top:38px;margin-bottom:0}.copy-color{display:flex;gap:50px;justify-content:space-between;color:inherit;width:100%;background:transparent;padding:4px 0 23px;font-size:16px;text-align:left;border-bottom:1px solid #ffffff50}.yellow .copy-color{border-color:#15151530}.copy-color:hover{opacity:.8}.color-card dl{font-size:10px;margin:20px 0 0}.color-card dl>div{display:flex;justify-content:space-between;margin-top:4px}.color-card dd{margin:0}.color-card dt{opacity:.7}.subsection-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:36px}.segmented{display:flex;background:#eeede7;padding:3px}.segmented button{font-size:10px;color:#6f6a60;padding:8px 11px;background:transparent;white-space:nowrap}.segmented button.selected{background:#fff;color:#171717;box-shadow:0 1px 4px #0000000b}.small-copy{font-size:11px;line-height:1.9;margin-top:17px}.subbrand-colors{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}.subbrand-card{background:transparent;text-align:left;padding:0;color:inherit}.swatch{display:block;background:var(--swatch);height:105px;transition:background .2s}.subbrand-card strong{font-size:10px;font-weight:500;display:block;margin-top:11px;line-height:1.5}.swatch-code{display:block;font-size:9px;color:#878178;margin-top:3px}.subbrand-card:hover .swatch{box-shadow:inset 0 0 0 3px #00000020}.subbrand-colors.dark-palette{background:#111;color:#fff;padding:14px;margin-left:-14px;margin-right:-14px}.dark-palette .swatch-code{color:#bdb9b2}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;white-space:nowrap;font-size:10px}caption{text-align:left;white-space:normal;padding-bottom:16px;font-size:11px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}th{font-weight:500;color:var(--ink)}th:first-child,td:first-child{padding-left:0}
.type-specimens{background:#fff;padding:0 28px}.type-row{display:grid;grid-template-columns:1fr 1.45fr;align-items:center;gap:28px;padding:28px 0;border-bottom:1px solid #e8e7e2;min-height:185px}.type-row:last-child{border:0}.type-meta>span{font-size:8px;letter-spacing:.09em;color:#999186}.type-meta h3{margin:11px 0 9px;font-size:17px}.type-meta p{font-size:11px;line-height:1.8}.type-example{display:flex;flex-direction:column;gap:14px;align-items:flex-start}.font-specimen{width:230px;height:auto;max-width:100%}.font-specimen.turns{width:212px}.type-example>span{font-size:9px;color:#959084}.onest-sample{font-family:Onest;font-weight:350;font-size:32px;line-height:1.2;color:#151515;letter-spacing:-.035em}.text-rules{margin-top:28px;gap:32px}.text-rules h3{font-size:16px;margin-bottom:10px}.text-rules p{font-size:12px;line-height:1.85}.icon-board{background:#000;padding:36px 40px 18px}.icon-board img{width:100%;height:auto}.icon-board figcaption{font-size:10px;color:#999;margin-top:18px;border-top:1px solid #262626;padding-top:16px}.gradient-panel{height:290px;position:relative;overflow:hidden}.gradient-dark{background:radial-gradient(ellipse at -10% -20%,#ffaa00 0,rgba(255,170,0,.85) 15%,transparent 49%),radial-gradient(ellipse at 105% 110%,#e80037 0,rgba(232,0,55,.9) 20%,transparent 62%),#000}.gradient-light{background:radial-gradient(ellipse at -10% -20%,#ffaa00 0,rgba(255,170,0,.55) 20%,transparent 57%),radial-gradient(ellipse at 110% 110%,#e80037 0,rgba(232,0,55,.6) 17%,transparent 59%),#fff}.gradient-panel figcaption{display:flex;justify-content:space-between;position:absolute;left:20px;right:20px;bottom:18px;font-size:10px}.gradient-dark figcaption{color:#fff}.diamond-examples figure{background:#fff}.diamond-examples .dark{background:#000}.diamond-examples img{aspect-ratio:1.78;object-fit:cover}.diamond-examples figcaption,.three-d-examples figcaption{font-size:10px;padding:12px 16px;border-top:1px solid #eee}.diamond-examples .dark figcaption,.three-d-examples .dark figcaption{border-color:#222;color:#aaa}.three-rules{display:grid;grid-template-columns:repeat(3,1fr);gap:23px;margin-top:29px}.three-rules article>span{display:block;color:var(--red);font-size:10px;margin-bottom:12px}.three-rules h3{font-size:16px;margin-bottom:10px}.three-rules p{font-size:11px;line-height:1.85}.three-d-examples figure{padding:20px 0 0;background:#fff}.three-d-examples figure.dark{background:#000}.three-d-examples img{width:100%;height:auto}blockquote{margin:16px 0;padding:20px 24px;background:#eeede8;font-size:12px;line-height:1.9}.photo-grid{display:grid;grid-template-columns:.85fr 1.2fr 1fr;gap:12px;background:#000;padding:16px}.photo-grid img{width:100%;height:245px;object-fit:cover}.people-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}.people-grid img{width:100%;height:auto}.motion-preview{position:relative;overflow:hidden;background:#000}.motion-preview img{width:100%;height:auto;aspect-ratio:2.1;object-fit:cover}.motion-preview figcaption{color:#b6b6b6;font-size:10px;display:flex;justify-content:space-between;padding:17px 22px;border-top:1px solid #222}.application-wide{margin-top:15px}.application-wide img{width:100%;height:auto}.application-wide figcaption,.application-grid figcaption{padding:12px 0 18px;color:#777067;font-size:10px}.application-grid{gap:14px}.application-grid img{width:100%;height:auto}.download-list{border-top:1px solid var(--line)}.download-list>a{display:grid;grid-template-columns:45px 1fr 45px 18px;gap:16px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line);transition:color .2s}.download-list>a:hover{color:var(--red)}.file-icon{display:flex;align-items:center;justify-content:center;background:#eeede7;height:42px;font-size:20px}.download-list strong{display:block;font-size:13px;font-weight:500}.download-list small{display:block;font-size:10px;color:#888276;line-height:1.6;margin-top:4px}.file-type{font-size:9px;color:#9b958a}.download-list>a>span:last-child{font-size:20px}.downloads-section{border-bottom:0;padding-bottom:85px}.downloads-section .button{white-space:nowrap}footer{background:#000;color:#fff;padding:35px 6.6%;display:flex;align-items:center;gap:40px;font-size:11px}footer img{width:182px;height:auto}footer>span{color:#777}footer>a:last-child{margin-left:auto}footer>a:last-child>span{margin-left:22px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,15px);padding:12px 22px;background:#171717;color:white;font-size:12px;box-shadow:0 3px 20px #0002;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:50}.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1600px){.hero{padding-left:max(6.6%,calc((100vw - 1440px)/2 + 95px))}.hero-bottom{left:max(6.6%,calc((100vw - 1440px)/2 + 95px))}.hero-art{width:62%}}
@media(max-width:1100px){.header{padding:0 30px}.brand>span{display:none}.guide-layout{grid-template-columns:180px minmax(0,1fr);gap:35px;padding:0 4%}.hero{padding-left:5%}.hero-art{right:-13%;width:73%}.hero-bottom{left:5%;right:5%}.section-heading{gap:20px}.text-download{font-size:10px}.section-label>span:last-child{font-size:8px}.logo-stage{height:180px;padding:25px}.color-card{padding:20px}.subbrand-colors{gap:8px}.photo-grid img{height:210px}.hero h1{font-size:78px}.guide-section{padding:55px 0 62px}.sidebar{padding-top:54px}.subsection-heading h3{font-size:16px}.font-specimen{width:205px}.font-specimen.turns{width:190px}.type-specimens{padding:0 20px}.type-row{gap:20px}.onest-sample{font-size:27px}}
@media(max-width:800px){:root{--header:68px}.header{padding:0 22px;gap:15px}.brand img{width:156px}.header-nav{gap:20px;margin-right:10px;font-size:11px}.button.small{font-size:11px;padding:11px 13px;gap:19px}.hero{height:640px;padding:39px 25px 0}.hero h1{font-size:68px;margin-top:43px}.hero-art{width:80%;right:-24%;height:420px;top:122px;opacity:.8}.hero-content{max-width:520px}.hero-bottom{left:25px;right:25px}.hero-bottom>span:nth-child(2){margin-right:30px}.guide-layout{display:block;padding:0 26px}.sidebar{position:sticky;top:var(--header);padding:0;margin:0 -26px;background:var(--paper);z-index:12;max-height:none;overflow:visible;border-bottom:1px solid var(--line)}.contents-toggle{display:flex;justify-content:space-between;align-items:center;width:100%;background:var(--paper);color:var(--ink);font-size:12px;padding:17px 26px}.contents-toggle span{font-size:21px;line-height:1}.sidebar nav{display:none;max-height:60vh;overflow:auto;padding:16px 26px 22px}.sidebar nav.open{display:block}.nav-label{margin-bottom:12px}.sidebar-pdf{display:none}.sidebar nav>a{padding:9px 12px;font-size:13px}.nav-arrow{margin-right:0}.guide-section{padding:46px 0 52px;scroll-margin-top:26px}.section-label{margin-bottom:25px}.section-heading h2{font-size:40px}.guide-section h2{font-size:40px}.intro{font-size:14px}.logo-rules{gap:24px}.photo-grid img{height:230px}html{scroll-padding-top:140px}.type-row{grid-template-columns:1fr 1.3fr}.type-example .font-specimen{width:230px}}
@media(max-width:540px){.header{padding:0 18px}.brand img{width:148px}.header-nav{display:none}.hero{height:650px;padding:34px 22px 0}.hero-art{width:115%;right:-28%;height:330px;top:283px;opacity:1}.hero-content{max-width:100%}.eyebrow{font-size:8px;letter-spacing:.14em}.hero h1{font-size:58px;letter-spacing:-.05em;margin:32px 0 22px}.hero-description{font-size:12px;max-width:260px;margin-bottom:23px}.hero .button{font-size:11px;padding:13px 16px;gap:25px}.hero-bottom{left:22px;right:22px;height:53px;font-size:9px;background:#000}.hero-bottom>span:nth-child(2){display:none}.hero-bottom>a span{margin-left:15px}.guide-layout{padding:0 22px}.sidebar{margin:0 -22px}.contents-toggle{padding:16px 22px}.sidebar nav{padding-left:22px;padding-right:22px}.guide-section{padding:40px 0 45px}.section-label{font-size:8px;margin-bottom:24px}.section-label>span:last-child{display:none}.guide-section h2,.section-heading h2{font-size:34px;line-height:1.13}.intro{font-size:13px;margin:22px 0 25px;line-height:1.85}.section-heading{display:block}.section-heading>.text-download{display:inline-block;margin-top:18px;font-size:11px}.text-download small{display:inline;margin-left:10px;font-size:9px}.text-download>span{margin-left:10px}.pillars{gap:24px 20px;margin:28px 0}.pillars h3{font-size:16px}.pillars p{font-size:11px}.pillar-number{margin-bottom:12px}.principle{padding:21px 18px;gap:15px}.principle h3{font-size:15px}.principle p{font-size:11px}.diamond-bullet{font-size:26px}.two-up{gap:10px}.logo-panels{grid-template-columns:1fr}.logo-stage{height:190px;padding:42px}.visual-panel figcaption{padding:13px 18px;font-size:10px}.logo-rules{grid-template-columns:1fr;margin:27px 0;gap:22px}.minimums{gap:36px}.minimums span{font-size:10px;max-width:none}.clear-space{padding:16px}.details-content .two-up{grid-template-columns:1fr;gap:20px}.primary-colors{gap:10px}.color-card{padding:17px 15px;min-height:295px}.color-card h3{font-size:35px;margin-top:33px}.color-card-top{font-size:7px}.copy-color{font-size:13px;gap:5px}.color-card dl{font-size:8px;margin-top:17px}.subsection-heading{display:block;margin-top:29px}.segmented{display:inline-flex;margin-top:13px}.segmented button{padding:9px 13px}.subbrand-colors{grid-template-columns:repeat(2,1fr);gap:19px 12px}.swatch{height:110px}.subbrand-card strong{font-size:11px}.swatch-code{font-size:10px}.small-copy{font-size:11px}.type-specimens{padding:0 19px}.type-row{grid-template-columns:1fr;gap:20px;padding:23px 0}.type-meta h3{margin:7px 0 5px}.type-meta p{font-size:10px}.type-meta p br{display:none}.type-example .font-specimen{width:205px}.type-example .font-specimen.turns{width:190px}.type-example{gap:7px}.onest-sample{font-size:30px}.text-rules{grid-template-columns:1fr;gap:23px;margin-top:24px}.text-rules h3{font-size:16px}.icon-board{padding:22px 14px 16px}.icon-board figcaption{font-size:9px}.gradient-panel{height:205px}.gradient-panel figcaption{left:13px;right:13px;font-size:9px}.diamond-examples{grid-template-columns:1fr}.three-rules{grid-template-columns:1fr;gap:22px}.three-rules article{display:grid;grid-template-columns:23px 1fr;column-gap:10px}.three-rules article>span{grid-row:1/3;margin-top:4px}.three-rules p{grid-column:2}.three-rules h3{margin-bottom:7px}.three-d-examples{gap:10px}.three-d-examples figcaption{font-size:8px;padding:10px}.three-d-examples figure{padding-top:12px}.photo-grid{gap:7px;padding:9px;grid-template-columns:1fr 1fr}.photo-grid figure:nth-child(2){display:block}.photo-grid img{height:230px}.people-grid{gap:7px}.motion-preview figcaption{font-size:8px;padding:13px}.motion-preview figcaption>span:last-child{display:none}.application-grid{grid-template-columns:1fr}.application-grid figcaption,.application-wide figcaption{font-size:10px;padding:9px 0 14px}.downloads-section .button{margin-top:19px;padding:13px 16px;font-size:11px}.download-list>a{grid-template-columns:36px 1fr 26px 16px;gap:10px;padding:18px 0}.file-icon{height:36px;font-size:17px}.download-list strong{font-size:12px}.download-list small{font-size:9px}.file-type{font-size:8px}.downloads-section{padding-bottom:46px}footer{padding:28px 22px;flex-wrap:wrap;gap:20px;font-size:9px}footer img{width:148px}footer>span{order:3;flex-basis:100%;font-size:9px}footer>a:last-child>span{margin-left:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
/* Preserve intrinsic image proportions, including on directly opened local pages. */
img{height:auto}
@media(max-width:540px){.type-meta p br{display:block}}
/* Source-faithful guide: all rules and both color schemes stay visible. */
.hero h1{font-size:clamp(60px,5.6vw,82px);margin:38px 0 30px;line-height:1.04}
.hero-bottom>span:nth-child(2){color:#aaa}
.guide-section>.section-heading{margin-bottom:28px}
.section-label{margin-bottom:25px}
.source-block{margin-top:28px}
.source-heading{font-size:18px;line-height:1.45;margin:0 0 14px}
.source-block p,.guide-section>p,.source-type-row p{font-size:13px;line-height:1.85}
.source-block p+p,.guide-section>p+p{margin-top:14px}
.guide-section>.source-heading{margin-top:28px}
.two-up>.source-block{margin-top:22px}
.source-pair{margin:22px 0}
.source-figure{background:#fff;overflow:hidden}
.source-figure.dark{background:#000;color:#fff}
.source-figure img{width:100%;height:auto}
.source-figure figcaption{padding:13px 18px;font-size:11px;border-top:1px solid #ddd}
.source-figure.dark figcaption{border-color:#222}
.source-figure img[src$="logo.svg"],.source-figure img[src$="logo-white.svg"]{width:80%;margin:66px auto}
.source-figure img[src$="symbol.svg"]{width:87px;height:auto;margin:50px auto}
.source-block>.source-figure{margin-top:20px}
.source-figure img[src$="logo-two-color.webp"],.source-figure img[src$="logo-monochrome.svg"]{width:80%;margin:36px auto}
.source-figure img[src$="logo-minimum-sizes.webp"]{max-width:600px;margin:auto}
.source-figure img[src$="clear-space.webp"]{width:90%;margin:25px auto}
.source-figure img[src$="line-icons.webp"]{width:85%;margin:35px auto;background:black}
#icons>.source-figure{background:#000}
.source-rules{font-size:12px;line-height:1.85;padding:20px 24px 20px 38px;margin:18px 0;background:#f1eee8;color:var(--muted)}
.source-rules li+li{margin-top:12px}
.source-type-row{grid-template-columns:1.15fr 1fr;min-height:240px}
.source-type-row .type-meta p+p{margin-top:14px}
.source-type-row .type-example{width:100%}
.type-example .source-figure{width:100%}
.type-example img[src$="onweer-specimen.svg"],.type-example img[src$="tt-turns-specimen.svg"]{width:230px;max-width:100%;height:auto}
.source-type-row .onest-sample{font-size:21px;line-height:1.7}
.material-grid{gap:25px 32px;margin-top:20px}
.material-grid p{font-size:12px;line-height:1.85}
.material-grid .source-heading{font-size:16px}
.palette-scheme{margin-top:30px;padding:24px;background:white}
.palette-scheme.dark-scheme{background:#000;color:#fff}
.palette-scheme .source-heading{font-size:16px;margin-bottom:22px}
.palette-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.palette-card{min-width:0}
.palette-swatch{padding:16px 12px;min-height:155px}
.palette-card .copy-color{font-size:10px;gap:5px;align-items:center;border-bottom:1px solid currentColor;padding:3px 0 12px}
.palette-card dl{font-size:8px;margin:15px 0 0}
.palette-card dl>div{display:flex;justify-content:space-between;gap:5px;margin-top:5px}
.palette-card dd{margin:0;white-space:nowrap}
.palette-card h4{font-size:10px;font-weight:400;line-height:1.5;margin:10px 0 0;color:var(--muted)}
.dark-scheme .palette-card h4{color:#aaa}
.primary-colors>.color-card{padding:0;background:var(--swatch);min-height:0}
.primary-colors .palette-swatch{padding:32px;min-height:230px}
.primary-colors .copy-color{font-size:22px;gap:15px;padding:20px 0 30px}
.primary-colors dl{font-size:12px}
.photo-grid .source-figure{background:#000}
.people-grid .source-figure{background:#000}
.photo-grid img{object-fit:cover;height:245px}
.application-grid{margin-top:14px}
#applications>.source-figure{margin-top:20px}
#motion>.source-figure{margin:22px 0}
.source-block blockquote{margin:16px 0;font-size:12px}
@media(max-width:1100px){.hero h1{font-size:72px}.palette-scheme{padding:16px}.palette-grid{gap:8px}.palette-swatch{padding:12px 8px}.palette-card dl{font-size:7px}.palette-card .copy-color{font-size:8px}.palette-card h4{font-size:9px}.source-type-row{grid-template-columns:1fr 1fr}}
@media(max-width:800px){.sidebar{position:static;max-height:none;padding:25px 26px;overflow:visible}.sidebar nav{display:grid;grid-template-columns:1fr 1fr;padding:0;max-height:none;overflow:visible;gap:2px 12px}.sidebar nav .nav-label{grid-column:1/-1;margin-bottom:8px}.sidebar nav>a{padding:9px 6px;line-height:1.5;font-size:11px;align-items:flex-start}.sidebar nav>a>span:first-child{margin-top:2px}.sidebar-pdf{display:block;margin:20px 0 0;padding-top:15px}.guide-section{scroll-margin-top:0}html{scroll-padding-top:90px}.hero h1{font-size:68px}.primary-colors .palette-swatch{padding:25px}}
@media(max-width:540px){.hero h1{font-size:50px;margin:32px 0 27px}.hero-art{top:290px}.hero{height:650px}.hero .button{margin-top:0}.sidebar{padding:23px 22px}.sidebar nav>a{font-size:10px;gap:9px}.guide-section>.section-heading{margin-bottom:25px}.source-heading{font-size:17px}.source-block{margin-top:25px}.source-block p,.guide-section>p{font-size:12px}.source-pair{grid-template-columns:1fr;gap:16px}.source-figure img[src$="logo.svg"],.source-figure img[src$="logo-white.svg"]{margin:55px auto}.source-type-row{grid-template-columns:1fr;gap:22px}.source-type-row .type-meta p{font-size:12px}.type-example img[src$="onweer-specimen.svg"],.type-example img[src$="tt-turns-specimen.svg"]{width:200px}.source-type-row .onest-sample{font-size:21px}.material-grid{grid-template-columns:1fr;gap:23px}.palette-grid{grid-template-columns:1fr 1fr;gap:20px 12px}.palette-scheme{padding:20px 15px}.palette-scheme .source-heading{font-size:15px}.palette-swatch{padding:16px 10px;min-height:155px}.palette-card .copy-color{font-size:10px}.palette-card dl{font-size:8px}.palette-card h4{font-size:10px}.primary-colors .palette-swatch{padding:20px 15px;min-height:210px}.primary-colors .copy-color{font-size:13px;gap:8px;padding:17px 0 25px}.primary-colors dl{font-size:9px}.photo-grid{grid-template-columns:1fr}.photo-grid img{height:auto;width:100%}.photo-grid figure:nth-child(2){display:block}.photo-grid .source-figure{max-height:none}.people-grid{grid-template-columns:1fr}.source-block blockquote{padding:18px;font-size:11px}.download-list>a{grid-template-columns:36px 1fr 26px 16px}.download-list>a>strong{font-size:12px;font-weight:500}.section-heading .text-download small{display:inline;margin-left:12px}.hero-bottom>span:nth-child(2){display:block;margin-left:auto;margin-right:15px;font-size:8px}.hero-bottom>span:first-child{font-size:8px}.hero-bottom>a{font-size:8px}}
/* Complete Typography section, pages 32–41 of the original guidebook. */
.typography-fonts{background:#fff;padding:0 30px}
.typography-font{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;padding:35px 0;border-bottom:1px solid var(--line)}
.typography-font:last-child{border-bottom:0}
.typography-font h3,.typography-rule h3{font-size:21px;font-weight:500;line-height:1.4;margin:0 0 18px}
.typography-font p,.typography-rule>p{font-size:13px;line-height:1.85}
.typography-font-copy p+p{margin-top:17px}
.typography-font-specimen{min-width:0;max-width:380px}
.typography-example{margin:0;background:#fff;min-width:0}
.typography-example img{display:block;width:100%;height:auto}
.typography-example figcaption{font-size:12px;line-height:1.6;padding:15px 18px;border-top:1px solid #ecebe5;color:var(--muted)}
.typography-font-specimen>.typography-example{max-width:305px;margin:auto}
#type-roboto-flex .typography-font-specimen>.typography-example{max-width:none}
.typography-font-specimen .roboto-alphabet{font-family:'Roboto Flex',sans-serif;font-variation-settings:'wdth' 150,'wght' 400;font-size:13px;line-height:1.8;margin-top:16px}
.typography-font-specimen .roboto-alphabet+p{font-family:'Roboto Flex',sans-serif;font-variation-settings:'wdth' 150,'wght' 400;font-size:12px;margin-top:10px}
.width-setting{max-width:230px;margin-top:20px}
.typography-rule{padding-top:38px;margin-top:38px;border-top:1px solid var(--line)}
.typography-settings{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:25px 0}
.typography-setting{background:#eeede8;padding:20px;min-width:0}
.typography-setting h4{font-size:12px;line-height:1.7;font-weight:500;margin:0 0 14px}
.typography-setting p{font-size:12px;line-height:1.8;margin:0}
.structure-example{margin:25px auto 0;padding:25px;max-width:660px}
.typography-alignment-examples{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:25px}
.typography-alignment-examples .typography-example{padding:20px 15px 0;display:flex;flex-direction:column;justify-content:space-between}
.typography-alignment-examples .typography-example figcaption{margin-top:15px}
.typography-alignment-examples .incorrect-example{max-width:370px}
.typography-three-examples{display:grid;grid-template-columns:repeat(3,1fr);align-items:start;gap:14px;margin-top:25px}
.typography-capitalization .typography-example{padding:18px 12px}
.typography-layout-examples{margin-top:25px;gap:22px}
.typography-layout-examples .typography-example{padding:20px}
@media(max-width:1100px){.typography-font{gap:24px}.typography-fonts{padding:0 24px}.typography-font p,.typography-rule>p{font-size:12px}.typography-setting{padding:16px}.typography-setting h4,.typography-setting p{font-size:11px}}
@media(max-width:540px){.typography-fonts{padding:0 20px}.typography-font{grid-template-columns:1fr;padding:28px 0;gap:20px}.typography-font h3,.typography-rule h3{font-size:19px}.typography-font-specimen{max-width:none}.typography-font-specimen>.typography-example{max-width:260px;margin:0}.width-setting{max-width:210px}.typography-settings{grid-template-columns:1fr;gap:10px}.typography-setting{padding:20px}.typography-setting h4,.typography-setting p{font-size:12px}.typography-setting h4{margin-bottom:10px}.typography-rule{padding-top:28px;margin-top:28px}.structure-example{padding:18px 12px}.typography-alignment-examples,.typography-three-examples,.typography-layout-examples{grid-template-columns:1fr;gap:18px}.typography-example figcaption{font-size:11px}.typography-alignment-examples .incorrect-example{max-width:280px}.typography-three-examples .typography-example{max-width:310px;margin:auto;width:100%}.typography-capitalization .typography-example{padding:20px}.typography-layout-examples .typography-example{padding:18px}.typography-rule>p{font-size:12px}.typography-font-specimen .roboto-alphabet{font-size:13px}}
/* Icons: complete original set and examples from PDF pages 43–45. */
#icons>p{font-size:13px;line-height:1.85;max-width:730px;margin-bottom:25px}
.icons-example{background:#000;overflow:hidden;min-width:0}
.icons-example img{display:block;width:100%;height:auto;object-fit:contain}
#icons>.icons-example{padding:28px}
.icons-rule{padding-top:35px;margin-top:35px;border-top:1px solid var(--line)}
.icons-rule h3{font-size:21px;font-weight:500;line-height:1.4;margin:0 0 18px}
.icons-rule>p{font-size:13px;line-height:1.85;max-width:730px}
.icons-usage-row{display:grid;grid-template-columns:1fr 2fr;gap:20px;align-items:start;margin-top:25px}
.icons-approved>.icons-example{padding:20px}
.icons-errors{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.icons-errors .icons-example img{width:100%;height:210px;padding:20px}
.icons-example figcaption{font-size:12px;line-height:1.6;color:#bbb;padding:15px 18px;border-top:1px solid #252525}
.icons-color-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:25px}
.icons-color-grid .icons-example{padding:23px}
.icons-color-grid .icons-example img{height:160px;object-fit:contain}
@media(max-width:800px){.icons-errors .icons-example img{height:180px}.icons-color-grid .icons-example{padding:18px}}
@media(max-width:540px){#icons>p,.icons-rule>p{font-size:12px}#icons>.icons-example{padding:13px 9px}.icons-rule{padding-top:28px;margin-top:28px}.icons-rule h3{font-size:19px}.icons-usage-row{grid-template-columns:1fr;gap:18px}.icons-approved{max-width:200px}.icons-approved>.icons-example{padding:12px}.icons-errors{gap:12px}.icons-errors .icons-example img{height:145px;padding:12px}.icons-example figcaption{font-size:11px;line-height:1.6;padding:13px 12px}.icons-color-grid{grid-template-columns:1fr;gap:14px}.icons-color-grid .icons-example{padding:17px}.icons-color-grid .icons-example img{height:auto}}
/* Complete source rules and original examples, always visible at every width. */
.guide-rule{padding-top:38px;margin-top:38px;border-top:1px solid var(--line);scroll-margin-top:110px}
.guide-rule h3{font-size:21px;font-weight:500;line-height:1.4;margin:0 0 18px}
.guide-rule>p{font-size:13px;line-height:1.85;max-width:760px}
.guide-rule>p+p{margin-top:16px}
.guide-examples{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:25px;align-items:start}
.guide-example{margin:25px 0 0;background:#fff;min-width:0}
.guide-examples .guide-example{margin:0}
.guide-example img{display:block;width:100%;height:auto;object-fit:contain}
.guide-example figcaption{padding:15px 18px;border-top:1px solid #ecebe5;font-size:12px;line-height:1.65;color:var(--muted)}
.guide-example.dark-example{background:#000}
.guide-example.dark-example figcaption{border-color:#252525;color:#bbb}
.guide-rule h4{font-size:14px;font-weight:500;line-height:1.6;margin:25px 0 14px}
.guide-rule blockquote{padding:24px;margin:0;background:#eeede8;font-size:13px;line-height:1.85;color:var(--ink)}
.prompt-grid{display:block}
.prompt-heading{font-size:14px;line-height:1.6;margin:28px 0 14px}
.example-scheme{margin-top:20px}
.material-example h4{margin-top:0}
.material-example>p{font-size:12px;line-height:1.85;min-height:110px}
.material-example>.guide-example{margin-top:20px}
.frame-time{font-size:12px;font-variant-numeric:tabular-nums;line-height:1.6;margin-bottom:10px;color:var(--ink)}
.frame-caption{font-size:12px;line-height:1.8;margin-top:12px}
.storyboard-step{min-width:0}
.guide-application-gallery{display:grid;gap:25px;margin-top:25px}
.guide-application-gallery>.guide-example{margin:0}
#logo-primary .guide-example,#logo-inverted .guide-example{padding:58px 30px}
#logo-primary .guide-example img,#logo-inverted .guide-example img{width:80%;margin:auto}
#logo-inverted .guide-example{background:#000}
#logo-monochrome .guide-example{padding:28px}
#logo-clear-space .guide-example,#logo-minimum .guide-example,#logo-colors .guide-example{max-width:640px;padding:20px;margin-left:auto;margin-right:auto}
#logo-descriptor>.guide-example,#logo-subbrands>.guide-example{max-width:100px;padding:8px}
#logo-primary-schemes>.guide-example{max-width:560px}
#photography-ai>.guide-example{max-width:390px}
#video-icon-animation>.guide-example,#video-three-d-animation>.guide-example{max-width:570px;margin-left:auto;margin-right:auto;padding:20px}
#brand-platform>.guide-example{margin:25px 0}
@media(max-width:1100px){.guide-examples{gap:18px}.guide-rule>p{font-size:12px}.guide-example figcaption{padding:13px 15px;font-size:11px}}
@media(max-width:540px){.guide-rule{padding-top:28px;margin-top:28px}.guide-rule h3{font-size:19px}.guide-rule>p{font-size:12px}.guide-examples{grid-template-columns:minmax(0,1fr);gap:22px;margin-top:22px}.guide-example figcaption{font-size:12px;padding:15px}.guide-rule blockquote{font-size:12px;padding:20px}.material-example>p{min-height:0}.guide-application-gallery{gap:18px}.frame-time,.frame-caption{font-size:12px}#logo-monochrome .guide-example{padding:15px}#logo-primary .guide-example,#logo-inverted .guide-example{padding:50px 20px}#video-icon-animation>.guide-example,#video-three-d-animation>.guide-example{padding:12px}}
.minimum-examples .guide-example img{padding:25px 15px;height:150px;object-fit:contain}
.guide-application-gallery>.application-examples{margin:0}
@media(max-width:540px){.minimum-examples .guide-example img{height:135px;padding:22px 15px}}
/* Source illustrations: shared canvases and one consistent inset for diagrams. */
.guide-example.diagram-example{padding:0}
.guide-example.diagram-example img{padding:24px}
.guide-example.full-bleed-example{padding:0}
#logo-minimum .guide-examples .guide-example{padding:0;max-width:none;margin:0}
.minimum-examples .guide-example img{padding:24px}
@media(max-width:540px){.guide-example.diagram-example img,.minimum-examples .guide-example img{padding:16px}}

/* Equal panels keep their lower edges aligned when only some have source captions. */
.guide-examples.aligned-examples{align-items:stretch}
.aligned-examples>.guide-example{display:flex;flex-direction:column}
.aligned-examples>.guide-example>figcaption{margin-top:auto}
/* Hero: a contained illustration and one shared baseline for the footer labels. */
.hero{display:grid;grid-template-columns:minmax(0,.42fr) minmax(0,.58fr);grid-template-rows:minmax(0,1fr) 67px;column-gap:40px;padding:55px 6.6% 0;height:640px;min-height:0}
.hero-content{grid-column:1;grid-row:1;align-self:center;max-width:none;padding-bottom:35px}
.hero h1{font-size:clamp(48px,5.6vw,82px);margin:38px 0 30px}
.hero-art{position:relative;grid-column:2;grid-row:1;align-self:center;right:auto;top:auto;width:100%;height:auto;aspect-ratio:1802/1013;background-size:contain;opacity:1;margin-bottom:35px}
.hero-bottom{position:static;grid-column:1/-1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:center;height:67px;font-size:11px;line-height:20px}
.hero-bottom>span:first-child,.hero-bottom>span:nth-child(2),.hero-bottom>a{font-size:inherit;line-height:inherit;margin:0;white-space:nowrap}
.hero-bottom>span:nth-child(2){display:block;justify-self:center}
.hero-bottom>a{justify-self:end;display:inline-flex;align-items:center;gap:24px}
.hero-bottom>a span{display:block;margin:0;font-size:20px;line-height:20px}
@media(min-width:1600px){.hero{padding-left:max(6.6%,calc((100vw - 1440px)/2 + 95px));padding-right:max(6.6%,calc((100vw - 1440px)/2 + 95px))}}
@media(max-width:1100px){.hero{padding-left:5%;padding-right:5%;column-gap:28px}}
@media(max-width:800px){.hero{height:560px;padding:39px 25px 0;column-gap:24px}.hero h1{font-size:clamp(40px,6.25vw,50px)}.hero-content,.hero-art{padding-bottom:0;margin-bottom:25px}}
@media(max-width:600px){.hero{height:auto;padding:34px 22px 0;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto 53px;row-gap:32px}.hero-content{grid-column:1;grid-row:1;margin:0;padding:0}.hero h1{font-size:50px;margin:32px 0 27px}.hero-art{grid-column:1;grid-row:2;margin:0}.hero-bottom{grid-row:3;height:53px;font-size:10px;line-height:20px}.hero-bottom>a{gap:10px}.hero-bottom>a span{font-size:16px}}

/* Hero without the secondary navigation row. */
.hero{grid-template-rows:minmax(0,1fr);padding-bottom:55px}
.hero-content{padding-bottom:0}
.hero-art{margin-bottom:0}
@media(max-width:800px){.hero{padding-bottom:39px}.hero-content{margin-bottom:0}}
@media(max-width:600px){.hero{grid-template-rows:auto auto;padding-bottom:34px}}