/* ==========================================================================
   COYG.cz — dedicated case-study system
   ========================================================================== */

.coyg-case {
    --coyg-red: #e30613;
    --coyg-red-bright: #ff3141;
    --coyg-navy: #071522;
    --coyg-ink: #030706;
    --coyg-panel: #09110f;
    --coyg-cream: #f5f0e8;
    --coyg-muted: #a9aaa3;
    --coyg-line: rgba(245, 240, 232, 0.16);
    --coyg-gold: #e8c574;
    --coyg-radius: 28px;
    color: var(--coyg-cream);
    background:
        radial-gradient(circle at 92% 2%, rgba(227, 6, 19, 0.11), transparent 27rem),
        radial-gradient(circle at 3% 19%, rgba(24, 93, 82, 0.12), transparent 31rem),
        var(--coyg-ink);
    overflow: clip;
}

.coyg-case *,
.coyg-case *::before,
.coyg-case *::after {
    box-sizing: border-box;
}

.coyg-case article {
    position: relative;
}

.coyg-case h1,
.coyg-case h2,
.coyg-case h3,
.coyg-case p {
    margin-top: 0;
}

.coyg-case h2 {
    max-width: 19ch;
    margin-bottom: 1.25rem;
    font-size: clamp(2.3rem, 5vw, 5.75rem);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.coyg-case h3 {
    line-height: 1.16;
    letter-spacing: -0.025em;
}

.coyg-case p,
.coyg-case li {
    font-size: clamp(1rem, 1.2vw, 1.18rem);
    line-height: 1.72;
    color: var(--coyg-muted);
}

.coyg-eyebrow,
.coyg-kicker {
    color: var(--coyg-red-bright) !important;
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem !important;
    font-weight: 700;
    line-height: 1.3 !important;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.coyg-section {
    position: relative;
    padding: clamp(5.75rem, 9vw, 9.5rem) 0;
    border-top: 1px solid var(--coyg-line);
}

.coyg-section__head {
    max-width: 1040px;
    margin-bottom: clamp(3rem, 5vw, 5rem);
}

.coyg-section__head > p:not(.coyg-eyebrow) {
    max-width: 82ch;
}

.coyg-section__head--split {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(17rem, 0.65fr);
    gap: clamp(2rem, 6vw, 7rem);
    align-items: end;
    max-width: none;
}

.coyg-section__head--split h2 {
    margin-bottom: 0;
}

.coyg-section__head--split > p {
    margin-bottom: 0;
}

.coyg-button,
.coyg-text-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--coyg-cream);
    font-weight: 800;
    text-decoration: none;
}

.coyg-button {
    min-height: 3.65rem;
    padding: 0.9rem 1.5rem;
    border: 1px solid var(--coyg-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.coyg-button--primary {
    color: #fff;
    border-color: var(--coyg-red);
    background: var(--coyg-red);
    box-shadow: 0 12px 38px rgba(227, 6, 19, 0.2);
}

.coyg-text-link {
    padding: 0.75rem 0;
    border-bottom: 1px solid currentColor;
}

.coyg-button:hover,
.coyg-button:focus-visible {
    transform: translateY(-3px);
    border-color: var(--coyg-red-bright);
}

.coyg-button--primary:hover,
.coyg-button--primary:focus-visible {
    background: var(--coyg-red-bright);
}

.coyg-text-link:hover,
.coyg-text-link:focus-visible {
    color: var(--coyg-red-bright);
}

/* Hero */

.coyg-hero {
    position: relative;
    padding: clamp(9rem, 14vw, 13rem) 0 clamp(4rem, 7vw, 7rem);
    background:
        linear-gradient(110deg, rgba(3, 7, 6, 0.2), rgba(3, 7, 6, 0.88)),
        repeating-linear-gradient(90deg, transparent 0 8.32%, rgba(255, 255, 255, 0.018) 8.32% 8.4%);
}

.coyg-hero::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 0.35rem;
    background: linear-gradient(90deg, var(--coyg-red) 0 68%, var(--coyg-cream) 68% 84%, var(--coyg-navy) 84%);
}

.coyg-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(25rem, 0.85fr);
    gap: clamp(3rem, 6vw, 7rem);
    align-items: center;
}

.coyg-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: 3.5rem;
    color: rgba(245, 240, 232, 0.48);
    font-size: 0.76rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.coyg-breadcrumb a {
    color: inherit;
    text-decoration: none;
}

.coyg-breadcrumb a:hover {
    color: var(--coyg-cream);
}

.coyg-hero h1 {
    display: flex;
    align-items: baseline;
    margin: 0.5rem 0 1.4rem;
    font-size: clamp(5rem, 13vw, 12.5rem);
    line-height: 0.78;
    letter-spacing: -0.09em;
}

.coyg-hero h1 span {
    color: var(--coyg-cream);
}

.coyg-hero h1 i {
    color: var(--coyg-red-bright);
    font-size: 0.32em;
    font-style: normal;
    letter-spacing: -0.05em;
}

.coyg-hero__claim {
    max-width: 20ch;
    margin-bottom: 1.6rem;
    color: var(--coyg-cream) !important;
    font-size: clamp(2rem, 4vw, 4.5rem) !important;
    font-weight: 750;
    line-height: 1.03 !important;
    letter-spacing: -0.05em;
}

.coyg-hero__copy > p:not(.coyg-kicker, .coyg-hero__claim) {
    max-width: 63ch;
}

.coyg-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    margin-top: 2.4rem;
}

.coyg-hero__visual {
    position: relative;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    overflow: hidden;
    border: 1px solid rgba(245, 240, 232, 0.22);
    border-radius: 42px;
    background:
        radial-gradient(circle at 50% 47%, rgba(227, 6, 19, 0.33), transparent 35%),
        linear-gradient(155deg, #101b21, #07130f 57%, #020404);
    box-shadow: 0 38px 90px rgba(0, 0, 0, 0.42);
}

.coyg-hero__visual::before,
.coyg-hero__visual::after {
    content: "";
    position: absolute;
    inset: 10% 8%;
    border: 1px solid rgba(245, 240, 232, 0.14);
    border-radius: 30px;
}

.coyg-hero__visual::after {
    inset: 50% 8% auto;
    border-width: 1px 0 0;
    border-radius: 0;
}

.coyg-hero__visual > img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.18;
    mix-blend-mode: luminosity;
}

.coyg-hero__signal,
.coyg-crest,
.coyg-hero__timeline {
    position: relative;
    z-index: 1;
}

.coyg-hero__signal {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    align-self: flex-start;
    padding: 0.55rem 0.9rem;
    border: 1px solid rgba(245, 240, 232, 0.18);
    border-radius: 999px;
    color: var(--coyg-cream);
    background: rgba(0, 0, 0, 0.35);
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.coyg-hero__signal span {
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--coyg-red-bright);
    box-shadow: 0 0 0 0.4rem rgba(227, 6, 19, 0.14);
}

.coyg-crest {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    align-items: center;
    width: min(100%, 430px);
    aspect-ratio: 1;
    margin: auto;
    border: 1px solid rgba(245, 240, 232, 0.25);
    border-radius: 50%;
    background: rgba(3, 7, 6, 0.45);
    box-shadow: inset 0 0 0 1rem rgba(255, 255, 255, 0.015);
}

.coyg-crest::before,
.coyg-crest::after {
    content: "";
    position: absolute;
    background: rgba(245, 240, 232, 0.16);
}

.coyg-crest::before {
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
}

.coyg-crest::after {
    top: 50%;
    right: 0;
    left: 0;
    height: 1px;
}

.coyg-crest > span {
    position: relative;
    z-index: 1;
    color: var(--coyg-cream);
    font-size: clamp(2.6rem, 5vw, 5rem);
    font-weight: 900;
    text-align: center;
}

.coyg-crest > i {
    position: absolute;
    z-index: 1;
    bottom: 20%;
    left: 50%;
    color: var(--coyg-gold);
    font-family: var(--font-mono, monospace);
    font-size: 0.58rem;
    font-style: normal;
    letter-spacing: 0.17em;
    transform: translateX(-50%);
    white-space: nowrap;
}

.coyg-hero__timeline {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1rem;
    align-items: center;
}

.coyg-hero__timeline div {
    display: grid;
    gap: 0.18rem;
}

.coyg-hero__timeline div:last-child {
    text-align: right;
}

.coyg-hero__timeline small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
}

.coyg-hero__timeline strong {
    font-size: 0.85rem;
}

.coyg-hero__timeline > span {
    height: 1px;
    background: linear-gradient(90deg, var(--coyg-red), rgba(245, 240, 232, 0.55));
}

.coyg-hero__note {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 1.5rem;
    align-items: center;
    max-width: 1050px;
    margin-top: clamp(4rem, 8vw, 8rem);
    padding: 1.6rem 1.9rem;
    border: 1px solid rgba(227, 6, 19, 0.42);
    border-radius: 20px;
    background: linear-gradient(100deg, rgba(227, 6, 19, 0.1), rgba(255, 255, 255, 0.025));
}

.coyg-hero__note > span {
    color: var(--coyg-red-bright);
    font-size: 1.8rem;
}

.coyg-hero__note p {
    margin: 0;
}

.coyg-hero__note strong {
    color: var(--coyg-cream);
}

/* Local navigation */

.coyg-local-nav {
    position: sticky;
    z-index: 20;
    top: var(--header-height, 0);
    border-top: 1px solid var(--coyg-line);
    border-bottom: 1px solid var(--coyg-line);
    background: rgba(3, 7, 6, 0.9);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}

.coyg-local-nav__inner {
    display: flex;
    min-height: 4.2rem;
    gap: 2rem;
    align-items: center;
}

.coyg-local-nav__label {
    flex: 0 0 auto;
    color: var(--coyg-red-bright);
    font-weight: 900;
}

.coyg-local-nav__links {
    display: flex;
    flex: 1;
    gap: 1.5rem;
    overflow-x: auto;
    scrollbar-width: none;
}

.coyg-local-nav__links::-webkit-scrollbar {
    display: none;
}

.coyg-local-nav__links a {
    flex: 0 0 auto;
    padding: 1.35rem 0;
    color: var(--coyg-muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
}

.coyg-local-nav__links a:hover,
.coyg-local-nav__links a.is-current {
    color: var(--coyg-cream);
}

.coyg-local-nav__progress {
    position: absolute;
    right: 0;
    bottom: -1px;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--coyg-red), var(--coyg-red-bright));
    transform: scaleX(0);
    transform-origin: left;
}

/* Metrics and story */

.coyg-metrics {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    border: 1px solid var(--coyg-line);
    border-radius: var(--coyg-radius);
    overflow: hidden;
}

.coyg-metrics article {
    min-height: 270px;
    padding: clamp(1.4rem, 2.3vw, 2.2rem);
    border-left: 1px solid var(--coyg-line);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
}

.coyg-metrics article:first-child {
    border-left: 0;
}

.coyg-metrics strong,
.coyg-evidence-grid strong {
    display: block;
    margin-bottom: 1.3rem;
    color: var(--coyg-cream);
    font-size: clamp(2.7rem, 4.5vw, 5.5rem);
    line-height: 0.8;
    letter-spacing: -0.07em;
}

.coyg-metrics h3 {
    font-size: 1.05rem;
}

.coyg-metrics p {
    margin-bottom: 0;
    font-size: 0.9rem;
    line-height: 1.55;
}

.coyg-metrics article:hover strong {
    color: var(--coyg-red-bright);
}

.coyg-data-date {
    margin: 1rem 0 0;
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem !important;
    letter-spacing: 0.1em;
    text-align: right;
    text-transform: uppercase;
}

.coyg-origin {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 4rem;
    border-top: 1px solid var(--coyg-line);
    border-bottom: 1px solid var(--coyg-line);
}

.coyg-origin article {
    min-height: 365px;
    padding: 2.2rem;
    border-left: 1px solid var(--coyg-line);
}

.coyg-origin article:first-child {
    border-left: 0;
}

.coyg-origin article > span {
    display: block;
    margin-bottom: 5rem;
    color: rgba(245, 240, 232, 0.2);
    font-size: 4rem;
    font-weight: 900;
}

.coyg-origin article > small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.coyg-origin h3 {
    margin: 0.8rem 0 1rem;
    font-size: 1.45rem;
}

.coyg-origin .is-loss {
    background: linear-gradient(150deg, rgba(227, 6, 19, 0.14), transparent);
}

.coyg-origin .is-now {
    background: linear-gradient(150deg, rgba(232, 197, 116, 0.1), transparent);
}

.coyg-pullquote {
    max-width: 1120px;
    margin: clamp(4rem, 8vw, 8rem) auto;
    padding: 0;
    border: 0;
}

.coyg-pullquote p {
    color: var(--coyg-cream);
    font-size: clamp(2.1rem, 4.2vw, 4.75rem);
    font-weight: 760;
    line-height: 1.05;
    letter-spacing: -0.052em;
    text-align: center;
}

.coyg-pullquote p::before {
    content: "“";
    display: block;
    margin-bottom: 1rem;
    color: var(--coyg-red);
    font-size: 1.8em;
    line-height: 0.6;
}

.coyg-comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: stretch;
}

.coyg-comparison article {
    padding: clamp(1.7rem, 3vw, 3rem);
    border: 1px solid var(--coyg-line);
    border-radius: var(--coyg-radius);
    background: rgba(255, 255, 255, 0.02);
}

.coyg-comparison article.is-owned {
    border-color: rgba(227, 6, 19, 0.42);
    background: linear-gradient(145deg, rgba(227, 6, 19, 0.1), transparent);
}

.coyg-comparison > div {
    display: grid;
    place-items: center;
    color: var(--coyg-red-bright);
    font-size: 2rem;
}

.coyg-comparison h3 {
    font-size: clamp(1.5rem, 2.3vw, 2.3rem);
}

.coyg-comparison ul {
    margin: 1.5rem 0 0;
    padding: 0;
    list-style: none;
}

.coyg-comparison li {
    padding: 0.8rem 0;
    border-top: 1px solid var(--coyg-line);
}

/* Product ecosystem */

.coyg-ecosystem {
    background: linear-gradient(180deg, rgba(7, 21, 34, 0.35), transparent);
}

.coyg-ecosystem__grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 1rem;
}

.coyg-ecosystem__grid article {
    grid-column: span 2;
    min-height: 295px;
    padding: 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.025);
    transition: transform 180ms ease, border-color 180ms ease;
}

.coyg-ecosystem__grid article:nth-child(4) {
    grid-column: 2 / span 2;
}

.coyg-ecosystem__grid article:hover {
    transform: translateY(-5px);
    border-color: rgba(227, 6, 19, 0.65);
}

.coyg-ecosystem__grid article > span,
.coyg-needs article > span,
.coyg-lessons-grid article > span {
    display: block;
    margin-bottom: 4rem;
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    font-size: 0.76rem;
}

.coyg-ecosystem__grid h3 {
    font-size: 1.35rem;
}

.coyg-ecosystem__grid p {
    margin-bottom: 0;
    font-size: 0.92rem;
    line-height: 1.58;
}

.coyg-content-layers {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.6rem;
    align-items: center;
    margin: clamp(4rem, 7vw, 7rem) 0;
}

.coyg-content-layers article {
    padding: 2.2rem;
    border: 1px solid var(--coyg-line);
    border-radius: var(--coyg-radius);
}

.coyg-content-layers small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    text-transform: uppercase;
}

.coyg-content-layers h3 {
    margin: 0.7rem 0;
    font-size: 1.8rem;
}

.coyg-content-layers p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.coyg-content-layers > span {
    max-width: 12rem;
    color: var(--coyg-gold);
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    line-height: 1.5;
    text-align: center;
    text-transform: uppercase;
}

.coyg-needs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.coyg-needs article {
    padding: 2.1rem;
    border-top: 3px solid var(--coyg-red);
    background: linear-gradient(180deg, rgba(227, 6, 19, 0.08), transparent);
}

.coyg-needs h3 {
    font-size: 1.35rem;
}

.coyg-role-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border: 1px solid var(--coyg-line);
    border-radius: var(--coyg-radius);
    overflow: hidden;
}

.coyg-role-grid article {
    min-height: 190px;
    padding: 2rem;
    border-left: 1px solid var(--coyg-line);
    border-top: 1px solid var(--coyg-line);
}

.coyg-role-grid article:nth-child(-n + 3) {
    border-top: 0;
}

.coyg-role-grid article:nth-child(3n + 1) {
    border-left: 0;
}

.coyg-role-grid h3 {
    color: var(--coyg-red-bright);
}

.coyg-role-grid p {
    margin-bottom: 0;
    font-size: 0.92rem;
}

/* Fixture */

.coyg-fixture {
    background:
        linear-gradient(rgba(227, 6, 19, 0.05), rgba(227, 6, 19, 0)),
        repeating-linear-gradient(90deg, transparent 0 9.95%, rgba(255, 255, 255, 0.018) 10%);
}

.coyg-fixture-map {
    display: grid;
    grid-template-columns: 1fr minmax(17rem, 0.85fr) 1fr;
    grid-template-areas:
        "before core after"
        "output output output";
    gap: 1.2rem;
    padding: clamp(1.2rem, 3vw, 3rem);
    border: 1px solid var(--coyg-line);
    border-radius: 36px;
    background: rgba(0, 0, 0, 0.24);
}

.coyg-fixture-map__lane,
.coyg-fixture-map__core,
.coyg-fixture-map__output {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-content: center;
    padding: 1.6rem;
    border: 1px solid var(--coyg-line);
    border-radius: 22px;
}

.coyg-fixture-map__lane:first-child {
    grid-area: before;
}

.coyg-fixture-map__core {
    grid-area: core;
    min-height: 260px;
    flex-direction: column;
    justify-content: center;
    color: #fff;
    border-color: var(--coyg-red);
    background: var(--coyg-red);
    text-align: center;
}

.coyg-fixture-map__lane:nth-child(3) {
    grid-area: after;
}

.coyg-fixture-map__output {
    grid-area: output;
    justify-content: center;
}

.coyg-fixture-map__lane > span,
.coyg-fixture-map__output > span {
    width: 100%;
    margin-bottom: 1rem;
    color: var(--coyg-cream);
    font-size: 1.1rem;
    font-weight: 800;
}

.coyg-fixture-map__lane small,
.coyg-fixture-map__output small {
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--coyg-line);
    border-radius: 999px;
    color: var(--coyg-muted);
}

.coyg-fixture-map__core small {
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.coyg-fixture-map__core strong {
    font-size: clamp(2.6rem, 5vw, 5rem);
    letter-spacing: -0.07em;
}

.coyg-fixture-map__core span {
    font-size: 0.8rem;
}

.coyg-fixture__copy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1060px;
    margin: 3rem auto 0;
}

/* Technology and data */

.coyg-stack-diagram {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    max-width: 1000px;
    margin: auto;
}

.coyg-stack-diagram article {
    display: grid;
    grid-template-columns: 7rem 14rem 1fr;
    gap: 1.5rem;
    align-items: center;
    min-height: 100px;
    padding: 1.4rem 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 18px;
    background: linear-gradient(90deg, rgba(227, 6, 19, calc(0.03 * var(--stack-level, 1))), rgba(255, 255, 255, 0.02));
}

.coyg-stack-diagram article:nth-child(1) { --stack-level: 4; margin-inline: 6%; }
.coyg-stack-diagram article:nth-child(2) { --stack-level: 3; margin-inline: 4%; }
.coyg-stack-diagram article:nth-child(3) { --stack-level: 2; margin-inline: 2%; }

.coyg-stack-diagram small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    text-transform: uppercase;
}

.coyg-stack-diagram h3,
.coyg-stack-diagram p {
    margin: 0;
}

.coyg-stack-diagram p {
    font-size: 0.9rem;
}

.coyg-refactor {
    display: grid;
    grid-template-columns: 1fr auto 1fr 1fr;
    gap: 1rem;
    align-items: stretch;
    margin-top: clamp(4rem, 7vw, 7rem);
}

.coyg-refactor article {
    padding: 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 22px;
}

.coyg-refactor article.is-after {
    border-color: rgba(227, 6, 19, 0.55);
    background: linear-gradient(145deg, rgba(227, 6, 19, 0.12), transparent);
}

.coyg-refactor > div {
    display: grid;
    place-items: center;
    color: var(--coyg-red-bright);
    font-size: 2rem;
}

.coyg-refactor strong {
    display: block;
    margin: 2rem 0 0.4rem;
    color: var(--coyg-cream);
    font-size: clamp(3rem, 5vw, 5rem);
    line-height: 0.9;
    letter-spacing: -0.07em;
}

.coyg-refactor h3 {
    font-size: 1.15rem;
}

.coyg-refactor p:not(.coyg-eyebrow) {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.coyg-source-map {
    padding: clamp(1.2rem, 3vw, 3rem);
    border: 1px solid var(--coyg-line);
    border-radius: 32px;
    background: linear-gradient(145deg, rgba(7, 21, 34, 0.62), rgba(255, 255, 255, 0.018));
}

.coyg-source-map__sources {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
}

.coyg-source-map__sources article {
    display: grid;
    gap: 0.35rem;
    padding: 1.35rem;
    border: 1px solid var(--coyg-line);
    border-radius: 15px;
}

.coyg-source-map__sources span {
    color: var(--coyg-muted);
    font-size: 0.8rem;
}

.coyg-source-map__pipeline,
.coyg-human-loop {
    display: flex;
    gap: 0.8rem;
    align-items: center;
    justify-content: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--coyg-line);
}

.coyg-source-map__pipeline span,
.coyg-human-loop span,
.coyg-human-loop strong {
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--coyg-line);
    border-radius: 999px;
    color: var(--coyg-muted);
    font-size: 0.74rem;
    text-align: center;
}

.coyg-source-map__pipeline i,
.coyg-human-loop i {
    color: var(--coyg-red-bright);
    font-style: normal;
}

.coyg-pullquote--data {
    max-width: 980px;
}

.coyg-data-hub {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 6vw, 6rem);
    padding: clamp(2rem, 5vw, 5rem);
    border: 1px solid rgba(227, 6, 19, 0.4);
    border-radius: 32px;
    background: linear-gradient(120deg, rgba(227, 6, 19, 0.1), rgba(255, 255, 255, 0.015));
}

.coyg-data-hub h3 {
    font-size: clamp(1.8rem, 3vw, 3rem);
}

.coyg-data-hub ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.coyg-data-hub li {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--coyg-line);
}

.coyg-data-hub li span {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
}

/* Operations, learning and evidence */

.coyg-workflow {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.coyg-workflow article {
    min-height: 320px;
    padding: 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 24px;
    background: linear-gradient(155deg, rgba(255, 255, 255, 0.04), transparent);
}

.coyg-workflow article > span {
    display: block;
    margin-bottom: 4.5rem;
    color: rgba(245, 240, 232, 0.2);
    font-size: 3.8rem;
    font-weight: 900;
}

.coyg-workflow small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    text-transform: uppercase;
}

.coyg-workflow h3 {
    margin: 0.4rem 0 1rem;
    font-size: 1.7rem;
}

.coyg-human-loop {
    margin-top: 2rem;
    padding: 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 20px;
}

.coyg-human-loop strong {
    color: #fff;
    border-color: var(--coyg-red);
    background: var(--coyg-red);
}

.coyg-dead-ends {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.coyg-dead-ends article {
    padding: 2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 24px;
}

.coyg-dead-ends article > span {
    display: block;
    margin-bottom: 4rem;
    color: rgba(227, 6, 19, 0.5);
    font-size: 4.5rem;
    font-weight: 900;
}

.coyg-dead-ends h3 {
    font-size: 1.35rem;
}

.coyg-decisions {
    margin-top: clamp(4rem, 7vw, 7rem);
    padding: clamp(1.5rem, 3vw, 3rem);
    border: 1px solid var(--coyg-line);
    border-radius: 28px;
}

.coyg-decisions > .coyg-eyebrow {
    margin-bottom: 2rem;
}

.coyg-decisions article {
    display: grid;
    grid-template-columns: 4rem 1fr;
    gap: 1rem;
    padding: 1.6rem 0;
    border-top: 1px solid var(--coyg-line);
}

.coyg-decisions article > span {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
}

.coyg-decisions h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.coyg-decisions p {
    margin-bottom: 0;
    font-size: 0.92rem;
}

.coyg-evidence-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid var(--coyg-line);
    border-radius: 28px;
    overflow: hidden;
}

.coyg-evidence-grid article {
    min-height: 210px;
    padding: 2rem;
    border-top: 1px solid var(--coyg-line);
    border-left: 1px solid var(--coyg-line);
}

.coyg-evidence-grid article:nth-child(-n + 3) {
    border-top: 0;
}

.coyg-evidence-grid article:nth-child(3n + 1) {
    border-left: 0;
}

.coyg-evidence-grid p {
    margin-bottom: 0;
}

.coyg-honesty {
    display: grid;
    grid-template-columns: 12rem 1fr;
    gap: clamp(2rem, 6vw, 6rem);
    margin-top: 2rem;
    padding: clamp(2rem, 4vw, 4rem);
    border: 1px solid rgba(232, 197, 116, 0.36);
    border-radius: 26px;
    background: rgba(232, 197, 116, 0.055);
}

.coyg-honesty > span {
    align-self: start;
    padding: 0.65rem 0.9rem;
    border: 1px solid rgba(232, 197, 116, 0.45);
    border-radius: 999px;
    color: var(--coyg-gold);
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-align: center;
    text-transform: uppercase;
}

.coyg-honesty h3 {
    font-size: clamp(1.6rem, 3vw, 2.8rem);
}

.coyg-lessons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.coyg-lessons-grid article {
    min-height: 280px;
    padding: 2.2rem;
    border: 1px solid var(--coyg-line);
    border-radius: 24px;
}

.coyg-lessons-grid h3 {
    max-width: 24ch;
    font-size: 1.45rem;
}

.coyg-roadmap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--coyg-line);
    border-bottom: 1px solid var(--coyg-line);
}

.coyg-roadmap article {
    min-height: 330px;
    padding: 2rem;
    border-left: 1px solid var(--coyg-line);
}

.coyg-roadmap article:first-child {
    border-left: 0;
}

.coyg-roadmap article > span {
    display: block;
    margin-bottom: 4rem;
    color: rgba(245, 240, 232, 0.18);
    font-size: 3.5rem;
    font-weight: 900;
}

.coyg-roadmap small {
    color: var(--coyg-red-bright);
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.coyg-roadmap h3 {
    margin-top: 0.65rem;
}

/* Personal close and footer */

.coyg-heart {
    padding: clamp(6rem, 11vw, 12rem) 0;
    border-top: 1px solid var(--coyg-line);
    background:
        radial-gradient(circle at 20% 50%, rgba(227, 6, 19, 0.22), transparent 24rem),
        linear-gradient(120deg, rgba(227, 6, 19, 0.05), transparent);
}

.coyg-heart__inner {
    display: grid;
    grid-template-columns: minmax(18rem, 0.75fr) minmax(0, 1.25fr);
    gap: clamp(3rem, 8vw, 9rem);
    align-items: center;
}

.coyg-heart__mark {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    border: 1px solid rgba(227, 6, 19, 0.55);
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.28);
    box-shadow: inset 0 0 0 2rem rgba(227, 6, 19, 0.035);
}

.coyg-heart__mark span {
    font-size: clamp(3rem, 7vw, 7rem);
    font-weight: 900;
    letter-spacing: -0.08em;
}

.coyg-heart__mark i {
    position: absolute;
    margin-top: 7rem;
    color: var(--coyg-red-bright);
    font-size: 2rem;
    font-style: normal;
}

.coyg-heart h2 {
    font-size: clamp(2.4rem, 5vw, 5rem);
}

.coyg-case-footer {
    padding: clamp(5rem, 8vw, 8rem) 0;
    border-top: 1px solid var(--coyg-line);
    background: #020403;
}

.coyg-case-footer__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--coyg-line);
    border-radius: 28px;
    background: var(--coyg-line);
}

.coyg-case-footer__grid > div {
    min-height: 330px;
    padding: clamp(2rem, 4vw, 4rem);
    background: var(--coyg-ink);
}

.coyg-case-footer h2 {
    margin-bottom: 1rem;
    font-size: clamp(2.4rem, 4vw, 4rem);
}

@media (max-width: 1100px) {
    .coyg-hero__grid {
        grid-template-columns: 1fr;
    }

    .coyg-hero__visual {
        min-height: 520px;
    }

    .coyg-metrics {
        grid-template-columns: repeat(3, 1fr);
    }

    .coyg-metrics article {
        border-top: 1px solid var(--coyg-line);
    }

    .coyg-metrics article:nth-child(-n + 3) {
        border-top: 0;
    }

    .coyg-metrics article:nth-child(3n + 1) {
        border-left: 0;
    }

    .coyg-ecosystem__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .coyg-ecosystem__grid article,
    .coyg-ecosystem__grid article:nth-child(4) {
        grid-column: auto;
    }

    .coyg-ecosystem__grid article:last-child {
        grid-column: 1 / -1;
    }

    .coyg-refactor {
        grid-template-columns: 1fr 1fr;
    }

    .coyg-refactor > div {
        display: none;
    }

    .coyg-roadmap {
        grid-template-columns: repeat(2, 1fr);
    }

    .coyg-roadmap article:nth-child(3) {
        border-left: 0;
        border-top: 1px solid var(--coyg-line);
    }

    .coyg-roadmap article:nth-child(4) {
        border-top: 1px solid var(--coyg-line);
    }
}

@media (max-width: 760px) {
    .coyg-case h2 {
        max-width: none;
        font-size: clamp(2.35rem, 12vw, 4rem);
    }

    .coyg-case p,
    .coyg-case li {
        font-size: 1rem;
        line-height: 1.65;
    }

    .coyg-section {
        padding: 5rem 0;
    }

    .coyg-section__head,
    .coyg-section__head--split {
        display: block;
        margin-bottom: 2.7rem;
    }

    .coyg-section__head--split > p {
        margin-top: 1.4rem;
    }

    .coyg-hero {
        padding-top: 8.5rem;
    }

    .coyg-breadcrumb {
        margin-bottom: 2.4rem;
    }

    .coyg-hero h1 {
        font-size: clamp(4.35rem, 24vw, 7rem);
    }

    .coyg-hero__claim {
        font-size: clamp(2rem, 10.5vw, 3.3rem) !important;
    }

    .coyg-hero__visual {
        min-height: 390px;
        border-radius: 28px;
    }

    .coyg-crest {
        max-width: 270px;
    }

    .coyg-crest > span {
        font-size: 2.7rem;
    }

    .coyg-hero__note {
        grid-template-columns: 1fr;
        margin-top: 3rem;
    }

    .coyg-local-nav {
        top: 0;
    }

    .coyg-local-nav__inner {
        gap: 1.2rem;
        padding-right: 0;
    }

    .coyg-local-nav__links {
        padding-right: 1.2rem;
    }

    .coyg-metrics,
    .coyg-origin,
    .coyg-needs,
    .coyg-role-grid,
    .coyg-workflow,
    .coyg-dead-ends,
    .coyg-evidence-grid,
    .coyg-lessons-grid,
    .coyg-roadmap,
    .coyg-case-footer__grid {
        grid-template-columns: 1fr;
    }

    .coyg-metrics article,
    .coyg-metrics article:nth-child(-n + 3),
    .coyg-metrics article:nth-child(3n + 1),
    .coyg-origin article,
    .coyg-role-grid article,
    .coyg-role-grid article:nth-child(-n + 3),
    .coyg-role-grid article:nth-child(3n + 1),
    .coyg-evidence-grid article,
    .coyg-evidence-grid article:nth-child(-n + 3),
    .coyg-evidence-grid article:nth-child(3n + 1),
    .coyg-roadmap article,
    .coyg-roadmap article:nth-child(3),
    .coyg-roadmap article:nth-child(4) {
        min-height: auto;
        border-top: 1px solid var(--coyg-line);
        border-left: 0;
    }

    .coyg-metrics article:first-child,
    .coyg-origin article:first-child,
    .coyg-role-grid article:first-child,
    .coyg-evidence-grid article:first-child,
    .coyg-roadmap article:first-child {
        border-top: 0;
    }

    .coyg-origin article > span,
    .coyg-workflow article > span,
    .coyg-dead-ends article > span,
    .coyg-roadmap article > span {
        margin-bottom: 2.5rem;
    }

    .coyg-pullquote p {
        font-size: clamp(2rem, 9vw, 3.2rem);
        text-align: left;
    }

    .coyg-comparison,
    .coyg-content-layers {
        grid-template-columns: 1fr;
    }

    .coyg-comparison > div {
        min-height: 2rem;
    }

    .coyg-content-layers > span {
        max-width: none;
    }

    .coyg-ecosystem__grid {
        grid-template-columns: 1fr;
    }

    .coyg-ecosystem__grid article:last-child {
        grid-column: auto;
    }

    .coyg-fixture-map {
        grid-template-columns: 1fr;
        grid-template-areas:
            "before"
            "core"
            "after"
            "output";
        border-radius: 25px;
    }

    .coyg-fixture-map__core {
        min-height: 220px;
    }

    .coyg-fixture__copy {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .coyg-stack-diagram article {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        margin-inline: 0 !important;
    }

    .coyg-refactor,
    .coyg-source-map__sources {
        grid-template-columns: 1fr;
    }

    .coyg-source-map__pipeline,
    .coyg-human-loop {
        flex-direction: column;
    }

    .coyg-source-map__pipeline i,
    .coyg-human-loop i {
        transform: rotate(90deg);
    }

    .coyg-data-hub,
    .coyg-honesty,
    .coyg-heart__inner {
        grid-template-columns: 1fr;
    }

    .coyg-honesty > span {
        width: max-content;
    }

    .coyg-heart__mark {
        width: min(100%, 310px);
        margin-inline: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .coyg-button,
    .coyg-ecosystem__grid article {
        transition: none;
    }
}

/* ═══════════════════════════════════════════════════════════
   COYG — EDITORIAL REWORK 08/2026
   Klubová identita zůstává v erbu; rozhraní se vrací do systému portfolia.
═══════════════════════════════════════════════════════════ */
.coyg-case {
    --coyg-muted: rgba(244, 240, 231, .68);
    --coyg-line: rgba(244, 240, 231, .12);
    --coyg-radius: 16px;
    background:
        radial-gradient(circle at 86% 8%, rgba(227, 6, 19, .065), transparent 28rem),
        #030706;
}

.coyg-case h1 {
    font-size: clamp(3.8rem, 8vw, 7rem);
    line-height: .9;
}

.coyg-case h2 {
    max-width: 18ch;
    font-size: clamp(2rem, 3.8vw, 3.65rem);
    line-height: 1.05;
}

.coyg-case h3 {
    font-size: clamp(1.08rem, 1.5vw, 1.32rem);
}

.coyg-case p,
.coyg-case li {
    font-size: clamp(.98rem, 1.08vw, 1.06rem);
    line-height: 1.72;
}

.coyg-section {
    padding: clamp(4rem, 6.8vw, 6rem) 0;
}

.coyg-section__head {
    max-width: 900px;
    margin-bottom: clamp(2.3rem, 4vw, 3.7rem);
}

.coyg-section__head--split {
    grid-template-columns: minmax(0, 1.25fr) minmax(17rem, .75fr);
    gap: clamp(2rem, 5vw, 5rem);
    max-width: 1080px;
}

.coyg-eyebrow,
.coyg-kicker {
    color: var(--accent-green-bright) !important;
    letter-spacing: .16em;
}

.coyg-hero {
    min-height: 0;
    padding-top: clamp(8.5rem, 12vw, 11rem);
    padding-bottom: clamp(4rem, 7vw, 6rem);
}

.coyg-hero__grid {
    grid-template-columns: minmax(0, .9fr) minmax(25rem, 1.1fr);
    gap: clamp(2.5rem, 6vw, 6rem);
}

.coyg-hero__claim {
    max-width: 25ch;
    font-size: clamp(1.4rem, 2.2vw, 2rem) !important;
    line-height: 1.24 !important;
}

.coyg-hero__visual {
    min-height: 500px;
    border: 1px solid var(--coyg-line);
    border-radius: 18px;
    background:
        radial-gradient(circle at 50% 44%, rgba(227, 6, 19, .13), transparent 40%),
        #080c0a;
    box-shadow: 0 24px 64px rgba(0, 0, 0, .32);
}

.coyg-hero__visual::before,
.coyg-hero__visual::after {
    opacity: .25;
}

.coyg-button--primary {
    border-color: rgba(0, 240, 113, .34);
    background: var(--accent-green);
    color: #020503;
}

.coyg-local-nav {
    border-color: var(--coyg-line);
    background: rgba(3, 7, 6, .92);
    backdrop-filter: blur(18px);
}

.coyg-local-nav__progress,
.coyg-local-nav a::after {
    background: var(--accent-green-bright);
}

/* Místo mnoha různých karetních jazyků používá studie jeden neutrální povrch. */
.coyg-case :where(
    .coyg-metrics,
    .coyg-origin,
    .coyg-ecosystem__grid,
    .coyg-needs,
    .coyg-role-grid,
    .coyg-workflow,
    .coyg-dead-ends,
    .coyg-evidence-grid,
    .coyg-lessons-grid,
    .coyg-roadmap,
    .coyg-source-map__sources,
    .coyg-refactor
) article,
.coyg-pullquote,
.coyg-data-hub,
.coyg-honesty,
.coyg-human-loop,
.coyg-fixture-map,
.coyg-heart__inner {
    border: 1px solid var(--coyg-line) !important;
    border-radius: 14px !important;
    background: #080c0a !important;
    box-shadow: none !important;
}

.coyg-metrics,
.coyg-ecosystem__grid,
.coyg-needs,
.coyg-role-grid,
.coyg-workflow,
.coyg-dead-ends,
.coyg-evidence-grid,
.coyg-lessons-grid,
.coyg-roadmap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.coyg-case :where(
    .coyg-metrics,
    .coyg-origin,
    .coyg-ecosystem__grid,
    .coyg-needs,
    .coyg-role-grid,
    .coyg-workflow,
    .coyg-dead-ends,
    .coyg-evidence-grid,
    .coyg-lessons-grid,
    .coyg-roadmap
) article {
    min-height: 0;
    padding: clamp(1.35rem, 2.5vw, 2rem);
}

.coyg-origin,
.coyg-comparison,
.coyg-content-layers,
.coyg-data-hub,
.coyg-honesty,
.coyg-heart__inner,
.coyg-case-footer__grid {
    gap: 1rem;
}

.coyg-pullquote {
    max-width: 1040px;
    margin-inline: auto;
    padding: clamp(2rem, 5vw, 4rem);
}

.coyg-pullquote p {
    max-width: 28ch;
    margin-inline: 0;
    font-size: clamp(1.6rem, 3vw, 2.7rem);
    line-height: 1.18;
    text-align: left;
}

.coyg-stack-diagram article,
.coyg-source-map,
.coyg-fixture-map,
.coyg-human-loop {
    border-color: var(--coyg-line) !important;
    background: #060a08 !important;
}

.coyg-heart,
.coyg-case-footer {
    background: #050907;
}

.coyg-heart__mark {
    border-color: rgba(227, 6, 19, .34);
    background: rgba(227, 6, 19, .075);
}

@media (max-width: 1050px) {
    .coyg-hero__grid {
        grid-template-columns: 1fr;
    }

    .coyg-hero__copy {
        max-width: 760px;
    }

    .coyg-hero__visual {
        max-width: 860px;
    }
}

@media (max-width: 720px) {
    .coyg-case h1 {
        font-size: clamp(3.6rem, 20vw, 5.6rem);
    }

    .coyg-case h2 {
        max-width: none;
        font-size: clamp(1.9rem, 9vw, 2.75rem);
    }

    .coyg-section {
        padding: 4rem 0;
    }

    .coyg-hero__visual {
        min-height: 380px;
    }

    .coyg-metrics,
    .coyg-ecosystem__grid,
    .coyg-needs,
    .coyg-role-grid,
    .coyg-workflow,
    .coyg-dead-ends,
    .coyg-evidence-grid,
    .coyg-lessons-grid,
    .coyg-roadmap {
        grid-template-columns: 1fr;
    }
}