:root {
--blue: #0057FF;
--blue-light: #F0F4FF;
--blue-mid: #D6E4FF;
--orange: #FF5C00;
--orange-light:#FFF4EE;
--dark: #1A1A1A;
--gray-900: #333333;
--gray-700: #555555;
--gray-500: #888888;
--gray-200: #E0E0E0;
--gray-100: #F0F0F0;
--surface: #F8F9FA;
--white: #FFFFFF;
--red-alert: #CC0000;
--red-bg: #FFF0F0;
--font-display: 'Montserrat', sans-serif;
--font-body: 'Inter', sans-serif;
--max-w: 860px;
--col-8: 66.666%;
--radius: 8px;
--radius-lg: 16px;
--shadow-sm: 0 2px 8px rgba(0,0,0,.06);
--shadow-md: 0 4px 20px rgba(0,0,0,.10);
--transition: .25s cubic-bezier(.16,1,.3,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
scroll-behavior: smooth;
font-size: 17px;
}
body {
font-family: var(--font-body);
font-weight: 400;
color: var(--dark);
background: var(--surface);
line-height: 1.55;
-webkit-font-smoothing: antialiased;
overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.sidenav {
position: fixed;
top: 50%;
right: 24px;
transform: translateY(-50%);
z-index: 100;
display: flex;
flex-direction: column;
gap: 10px;
}
.sidenav a {
display: flex;
align-items: center;
gap: 8px;
text-decoration: none;
color: var(--gray-500);
font-family: var(--font-display);
font-size: 9px;
font-weight: 600;
letter-spacing: .15em;
text-transform: uppercase;
transition: color var(--transition);
justify-content: flex-end;
}
.sidenav a::after {
content: '';
width: 24px;
height: 2px;
background: var(--gray-200);
border-radius: 2px;
transition: width var(--transition), background var(--transition);
}
.sidenav a:hover,
.sidenav a.active {
color: var(--blue);
}
.sidenav a:hover::after,
.sidenav a.active::after {
background: var(--blue);
width: 32px;
}
.sidenav-label { display: none; }
@media (max-width: 1100px) { .sidenav { display: none; } }
.topbar {
position: sticky;
top: 0;
z-index: 90;
background: rgba(248,249,250,.92);
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
border-bottom: 1px solid var(--gray-200);
height: 52px;
display: flex;
align-items: center;
padding: 0 32px;
gap: 24px;
}
.topbar-logo {
display: flex;
align-items: center;
text-decoration: none;
flex-shrink: 0;
}
.topbar-logo img {
height: 26px;
width: auto;
object-fit: contain;
}
@media (max-width:680px) {
.portada-book { display:none; }
}
.topbar-title {
font-family: var(--font-display);
font-size: 11px;
font-weight: 700;
letter-spacing: .12em;
text-transform: uppercase;
color: var(--gray-700);
white-space: nowrap;
}
.topbar-handle {
font-family: var(--font-display);
font-size: 11px;
font-weight: 600;
color: var(--blue);
letter-spacing: .05em;
}
.topbar-progress {
flex: 1;
height: 2px;
background: var(--gray-200);
border-radius: 2px;
overflow: hidden;
}
.topbar-progress-bar {
height: 100%;
background: var(--blue);
width: 0%;
transition: width .1s linear;
}
.page-wrap {
max-width: var(--max-w);
margin: 0 auto;
padding: 0 32px;
}
.page-wrap--wide {
max-width: 1040px;
margin: 0 auto;
padding: 0 32px;
}
section {
padding: 80px 0;
}
section + section {
border-top: 1px solid var(--gray-200);
}
.label-section {
font-family: var(--font-display);
font-size: 9px;
font-weight: 700;
letter-spacing: .3em;
text-transform: uppercase;
color: var(--blue);
margin-bottom: 20px;
display: block;
}
.h-display {
font-family: var(--font-display);
font-weight: 900;
line-height: 1.05;
color: var(--dark);
}
.h-chapter {
font-family: var(--font-display);
font-size: clamp(36px, 5vw, 52px);
font-weight: 900;
line-height: 1.05;
color: var(--dark);
}
.h-section {
font-family: var(--font-display);
font-size: 26px;
font-weight: 700;
line-height: 1.2;
color: var(--dark);
margin-bottom: 24px;
}
.h-section .num {
color: var(--blue);
margin-right: 6px;
}
.h-sub {
font-family: var(--font-display);
font-size: 18px;
font-weight: 700;
color: var(--dark);
margin-bottom: 12px;
}
.body-text {
font-family: var(--font-body);
font-size: 17px;
font-weight: 400;
line-height: 1.7;
color: var(--gray-900);
}
.body-text + .body-text,
p + p {
margin-top: 20px;
}
.body-text strong { font-weight: 600; color: var(--dark); }
.accent { color: var(--blue); }
.accent-orange { color: var(--orange); }
.dropcap::first-letter {
font-family: var(--font-display);
font-size: 5.2em;
font-weight: 900;
color: var(--blue);
float: left;
line-height: .75;
margin-right: 8px;
margin-top: 6px;
}
.blockquote {
border-left: 4px solid var(--blue);
background: var(--blue-light);
padding: 20px 24px;
border-radius: 0 var(--radius) var(--radius) 0;
margin: 32px 0;
}
.blockquote p {
font-family: var(--font-body);
font-style: italic;
font-size: 16px;
color: var(--gray-900);
line-height: 1.6;
}
.blockquote cite {
display: block;
margin-top: 10px;
font-family: var(--font-display);
font-size: 12px;
font-weight: 600;
color: var(--blue);
letter-spacing: .08em;
font-style: normal;
}
.callout {
background: var(--blue-light);
border-left: 4px solid var(--blue);
padding: 20px 24px;
border-radius: 0 var(--radius) var(--radius) 0;
margin: 24px 0;
}
.callout-label {
font-family: var(--font-display);
font-size: 10px;
font-weight: 700;
letter-spacing: .2em;
text-transform: uppercase;
color: var(--blue);
margin-bottom: 8px;
}
.callout p {
font-size: 15px;
line-height: 1.6;
color: var(--gray-900);
}
.callout-orange {
background: var(--orange-light);
border-left: 4px solid var(--orange);
}
.callout-orange .callout-label { color: var(--orange); }
.callout-red {
background: var(--red-bg);
border-left: 4px solid var(--red-alert);
}
.callout-red .callout-label { color: var(--red-alert); }
.stat-pull {
display: inline-block;
font-family: var(--font-display);
font-size: 64px;
font-weight: 900;
color: var(--blue);
line-height: 1;
}
.badge {
display: inline-block;
font-family: var(--font-display);
font-size: 11px;
font-weight: 700;
letter-spacing: .06em;
padding: 4px 10px;
border-radius: 4px;
background: var(--gray-100);
color: var(--dark);
}
.badge-blue { background: var(--blue); color: var(--white); }
.badge-orange { background: var(--orange); color: var(--white); }
.divider {
width: 48px;
height: 3px;
background: var(--blue);
border-radius: 2px;
margin: 24px 0;
}
.divider-orange { background: var(--orange); }
ul.styled-list {
list-style: none;
padding: 0;
margin: 20px 0;
}
ul.styled-list li {
display: flex;
align-items: flex-start;
gap: 12px;
padding: 10px 0;
border-bottom: 1px solid var(--gray-100);
font-size: 16px;
line-height: 1.55;
}
ul.styled-list li:last-child { border-bottom: none; }
ul.styled-list li::before {
content: '✓';
font-family: var(--font-display);
font-weight: 900;
font-size: 13px;
color: var(--blue);
margin-top: 2px;
flex-shrink: 0;
}
ol.process-list {
list-style: none;
padding: 0;
margin: 24px 0;
display: flex;
flex-direction: column;
gap: 0;
}
ol.process-list li {
display: flex;
align-items: flex-start;
gap: 20px;
padding: 20px 0;
border-bottom: 1px solid var(--gray-100);
}
ol.process-list li:last-child { border-bottom: none; }
ol.process-list .step-num {
font-family: var(--font-display);
font-size: 28px;
font-weight: 900;
color: var(--blue);
line-height: 1;
min-width: 40px;
opacity: .25;
}
ol.process-list .step-body { flex: 1; }
ol.process-list .step-title {
font-family: var(--font-display);
font-weight: 700;
font-size: 16px;
color: var(--dark);
margin-bottom: 4px;
}
ol.process-list .step-desc {
font-size: 15px;
line-height: 1.6;
color: var(--gray-700);
}
.table-wrap {
overflow-x: auto;
margin: 32px 0;
}
table.styled {
width: 100%;
border-collapse: collapse;
font-size: 14px;
}
table.styled th {
background: var(--blue);
color: var(--white);
font-family: var(--font-display);
font-weight: 700;
font-size: 11px;
letter-spacing: .1em;
text-transform: uppercase;
padding: 14px 16px;
text-align: left;
}
table.styled td {
padding: 14px 16px;
border-bottom: 1px solid var(--gray-200);
vertical-align: top;
color: var(--gray-900);
line-height: 1.5;
}
table.styled tr:nth-child(even) td { background: var(--surface); }
table.styled tr:nth-child(odd) td { background: var(--white); }
.cards-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
gap: 20px;
margin: 32px 0;
}
.card {
background: var(--white);
border: 1px solid var(--gray-200);
border-radius: var(--radius-lg);
padding: 24px;
box-shadow: var(--shadow-sm);
}
.card-icon {
font-size: 28px;
margin-bottom: 12px;
}
.card-title {
font-family: var(--font-display);
font-weight: 700;
font-size: 15px;
color: var(--dark);
margin-bottom: 8px;
}
.card p {
font-size: 14px;
line-height: 1.6;
color: var(--gray-700);
}
.swatch {
display: inline-block;
width: 14px;
height: 14px;
border-radius: 50%;
border: 1px solid rgba(0,0,0,.1);
vertical-align: middle;
flex-shrink: 0;
}
.color-item {
display: flex;
align-items: flex-start;
gap: 14px;
padding: 12px 0;
border-bottom: 1px solid var(--gray-100);
}
.color-item:last-child { border-bottom: none; }
.color-bar {
width: 6px;
min-height: 44px;
border-radius: 3px;
flex-shrink: 0;
margin-top: 2px;
}
.color-item-body { flex: 1; }
.color-item-name {
font-family: var(--font-display);
font-weight: 700;
font-size: 15px;
margin-bottom: 4px;
}
.color-item-desc {
font-size: 14px;
line-height: 1.55;
color: var(--gray-700);
}
.fmt-badge {
display: inline-block;
font-family: var(--font-display);
font-weight: 700;
font-size: 11px;
letter-spacing: .04em;
background: var(--gray-100);
color: var(--dark);
padding: 3px 8px;
border-radius: 4px;
margin: 2px;
}
.sw-badge {
display: inline-block;
font-family: var(--font-display);
font-weight: 600;
font-size: 11px;
background: var(--blue-light);
color: var(--blue);
padding: 4px 10px;
border-radius: 20px;
margin: 2px;
}
.stars { color: var(--blue); letter-spacing: 1px; font-size: 13px; }
.stars-empty { color: var(--gray-200); }
.chapter-logo {
position: absolute;
top: 24px;
right: 28px;
opacity: .35;
pointer-events: none;
}
.chapter-logo img { height: 28px; width: auto; object-fit: contain; }
.split {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 40px;
align-items: start;
}
.split-3 {
display: grid;
grid-template-columns: 1fr 1fr 1fr;
gap: 24px;
}
@media (max-width: 680px) {
.split, .split-3 { grid-template-columns: 1fr; gap: 24px; }
.cards-grid { grid-template-columns: 1fr; }
}
.chapter-cover {
padding: 100px 32px;
max-width: var(--max-w);
margin: 0 auto;
position: relative;
overflow: hidden;
}
.chapter-cover .watermark {
position: absolute;
right: -10px;
top: 50%;
transform: translateY(-50%);
font-family: var(--font-display);
font-weight: 900;
font-size: clamp(140px, 18vw, 220px);
color: rgba(0,0,0,.04);
line-height: 1;
pointer-events: none;
user-select: none;
}
.chapter-cover.dark-bg { background: var(--dark); }
.chapter-cover.blue-bg { background: var(--blue); }
.chapter-cover.dark-bg .watermark { color: rgba(255,255,255,.05); }
.chapter-cover.blue-bg .watermark { color: rgba(255,255,255,.07); }
.chapter-cover .label-cap {
font-family: var(--font-display);
font-size: 10px;
font-weight: 700;
letter-spacing: .4em;
text-transform: uppercase;
color: var(--orange);
margin-bottom: 16px;
display: block;
}
.chapter-cover.blue-bg .label-cap { color: rgba(255,255,255,.7); }
.chapter-cover .title {
font-family: var(--font-display);
font-size: clamp(32px, 5vw, 52px);
font-weight: 900;
line-height: 1.05;
color: var(--white);
max-width: 580px;
margin-bottom: 28px;
}
.chapter-cover .intro {
font-family: var(--font-body);
font-size: 17px;
line-height: 1.7;
color: rgba(255,255,255,.78);
max-width: 560px;
}
.chapter-cover .accent-line {
width: 48px;
height: 3px;
border-radius: 2px;
margin-bottom: 20px;
}
.dark-bg .accent-line { background: var(--orange); }
.blue-bg .accent-line { background: rgba(255,255,255,.4); }
.fig-wrap {
background: var(--white);
border-radius: var(--radius-lg);
border: 1px solid var(--gray-200);
overflow: hidden;
margin: 40px 0;
box-shadow: var(--shadow-md);
}
.fig-header {
background: var(--surface);
border-bottom: 1px solid var(--gray-200);
padding: 12px 20px;
display: flex;
align-items: center;
gap: 8px;
}
.fig-num {
font-family: var(--font-display);
font-size: 10px;
font-weight: 700;
letter-spacing: .15em;
text-transform: uppercase;
color: var(--blue);
}
.fig-title {
font-family: var(--font-display);
font-size: 11px;
font-weight: 600;
color: var(--gray-700);
}
.fig-body {
padding: 32px;
}
.fig-body.no-pad { padding: 0; }
.closing-section {
background: var(--dark);
padding: 100px 32px;
}
.closing-section .page-wrap { max-width: var(--max-w); margin: 0 auto; }
.jobs-quote {
background: var(--blue);
padding: 60px 32px;
text-align: center;
}
.jobs-quote blockquote {
font-family: var(--font-body);
font-style: italic;
font-size: clamp(18px, 3vw, 26px);
font-weight: 300;
line-height: 1.5;
color: var(--white);
max-width: 680px;
margin: 0 auto 20px;
}
.jobs-quote cite {
font-family: var(--font-display);
font-size: 12px;
font-weight: 600;
color: rgba(255,255,255,.6);
letter-spacing: .15em;
text-transform: uppercase;
}
.references-section {
background: var(--surface);
padding: 80px 0;
}
.ref-item {
padding: 14px 0;
border-bottom: 1px solid var(--gray-100);
font-size: 14px;
line-height: 1.7;
color: var(--gray-900);
padding-left: 24px;
text-indent: -24px;
}
.ref-item:last-child { border-bottom: none; }
.ref-item a { color: var(--blue); word-break: break-all; }
@media (max-width: 600px) {
html { font-size: 16px; }
.page-wrap, .chapter-cover { padding: 0 20px; }
.fig-body { padding: 20px; }
section { padding: 56px 0; }
.topbar { padding: 0 20px; }
}
@media(max-width:680px){
.bienvenida-grid { grid-template-columns:1fr !important; }
.bienvenida-grid > div:last-child { display:none; }
.index-grid { grid-template-columns:1fr !important; }
}
.pillar-node{position:absolute;width:86px;height:86px;border-radius:50%;background:var(--white);border:2px solid var(--blue);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;transform:translate(-50%,-50%);box-shadow:var(--shadow-sm);}
.pillar-node span.pn{font-family:var(--font-display);font-weight:900;font-size:10px;color:var(--blue);letter-spacing:.03em;}
.pillar-node span.pl{font-family:var(--font-display);font-weight:700;font-size:9px;color:var(--dark);text-align:center;line-height:1.3;padding:0 6px;}
@media(max-width:680px){
.rgb-cmyk-grid { grid-template-columns:1fr !important; }
.color-types-grid{ grid-template-columns:1fr 1fr !important; }
.fig02-grid { grid-template-columns:1fr !important; }
}
@media(max-width:680px){
.fig05-grid { grid-template-columns:1fr 1fr !important; }
.typo-row { grid-template-columns:1fr !important; }
.text-modes-grid { grid-template-columns:1fr !important; }
}
@media(max-width:680px){
.fig07-grid { grid-template-columns:1fr !important; }
.fig08-grid { grid-template-columns:1fr !important; }
.fig09-grid { grid-template-columns:1fr !important; }
.grid-benefits { grid-template-columns:1fr !important; }
}
@media(max-width:680px){
.fig10-grid { grid-template-columns:1fr !important; }
.fig12-grid { grid-template-columns:1fr !important; }
.fig13-grid { grid-template-columns:1fr !important; }
.blocks-grid { grid-template-columns:1fr 1fr !important; }
.component-row { grid-template-columns:1fr !important; }
.component-row > div:first-child { display:none; }
}
@media(max-width:680px){
.vec-split { grid-template-columns:1fr !important; }
.sw-grid { grid-template-columns:1fr 1fr !important; }
.res-grid { grid-template-columns:1fr !important; }
.fig14-grid { grid-template-columns:1fr !important; }
.finish-grid { grid-template-columns:1fr 1fr !important; }
}
@media print {
@page {
size: A4 portrait;
margin: 13mm 15mm;
}
* { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
.topbar, .sidenav { display: none !important; }
html { font-size: 12px; }
body { margin: 0; padding: 0; background: white; }
.body-text { font-size: 12.5px !important; line-height: 1.65 !important; }
.h-chapter { font-size: 22px !important; }
.h-section { font-size: 17px !important; }
.label-section, .label-cap { font-size: 9px !important; }
.callout { font-size: 12px !important; padding: 14px 16px !important; }
.blockquote { font-size: 13px !important; }
#portada { break-after: page; }
#bienvenida { break-after: page; }
#indice { break-after: page; }
#intro { break-after: page; }
#cap1, #cap2, #cap3, #cap4, #cap5, #cap6, #cap7 { break-before: page; }
#cierre { break-before: page; }
#referencias { break-before: page; }
.chapter-cover { break-inside: avoid; break-after: page; padding: 60px 24px !important; }
.fig-wrap, .cards-grid, .callout, .blockquote,
.split, .split-3, .process-list, .styled-list,
.ref-item, table, tr, h2, h3, h4 { break-inside: avoid; }
h2, h3, h4 { break-after: avoid; }
p { orphans: 3; widows: 3; }
a { color: inherit; text-decoration: none; }
* { box-shadow: none !important; }
.page-wrap, .chapter-cover { max-width: 100% !important; }
.page-wrap { padding-top: 20px !important; padding-bottom: 20px !important; }
section { padding: 24px 0 !important; }
#portada > div { min-height: 260mm; }
.bienvenida-grid > div:last-child { display: none !important; }
.bienvenida-grid { grid-template-columns: 1fr !important; }
}