/* Mellow consulting redesign: monochrome editorial layout, quiet work surfaces. */
.hy-section { padding-top: 112px; padding-bottom: 112px; }
.hy-section-head { margin-bottom: 56px; }
.hy-section h2 { font-size: clamp(34px,4.5vw,60px); line-height: 1.25; }
.hy-eyebrow { letter-spacing: .04em; }
.hy-heading-row { max-width: none; display: grid; grid-template-columns: 1.4fr 1fr; gap: 64px; align-items: end; }
.hy-heading-row > p { max-width: 420px; }
.hy-products { gap: 18px; }
.hy-products .hy-card { border: 1px solid #373737; border-radius: 24px; background: #151515; padding: 30px 26px; }
.hy-products .hy-card:nth-child(2) { background: #e8e5df; color: #161616; }
.hy-products .hy-card:nth-child(2) h3, .hy-products .hy-card:nth-child(2) .hy-price { color: #161616; }
.hy-products .hy-card:nth-child(2) p, .hy-products .hy-card:nth-child(2) li, .hy-products .hy-card:nth-child(2) small, .hy-products .hy-card:nth-child(2) .hy-number, .hy-products .hy-card:nth-child(2) .hy-note { color: #484641 !important; }
.hy-products .hy-card:nth-child(2) .hy-btn { color: #fff !important; background: #151515; }
.hy-products .hy-card h3 { font-size: 25px; margin: 20px 0; }
.hy-product-symbol { font-size: 50px; height: 78px; line-height: 1; }
.hy-products .hy-number { font-size: 13px; }
.hy-products .hy-card > p:not(.hy-price):not(.hy-note) { font-size: 16px; }
.hy-products .hy-card > .hy-note { min-height: 45px; margin-bottom: 16px; }
.hy-products .hy-btn { margin-top: 30px; font-size: 15px; width: 100%; text-align: center; }
.hy-deliverables { border-top: 1px solid #555; padding-top: 20px; margin-top: auto; }
.hy-deliverables summary { font-size: 15px; }
.hy-deliverables p,.hy-deliverables li { font-size: 14px !important; }
.hy-section summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.hy-section summary::-webkit-details-marker { display: none; }
.hy-section summary:focus-visible, .hy-section a:focus-visible { outline: 2px solid currentColor; outline-offset: 6px; }
.hy-services .hy-card { padding-top: 24px; padding-bottom: 24px; }
.hy-services .hy-card h3 { font-size: 32px; }
.hy-cases { display: grid; grid-template-columns: 1fr 1fr; gap: 64px 32px; }
.hy-case-image { overflow: hidden; border-radius: 22px; position: relative; background: #ddd; }
.hy-case-image img { width: 100%; height: auto; display: block; transition: transform .5s ease; }
.hy-case:hover .hy-case-image img { transform: scale(1.025); }
.hy-case-status { position: absolute; right: 18px; top: 18px; background: #171717; color: #fff; padding: 7px 12px; font-size: 12px; border-radius: 30px; }
.hy-case-meta { display: flex; justify-content: space-between; color: #999; font-size: 14px; margin-top: 22px; }
.hy-case h3 { font-size: 28px; margin: 12px 0; }
.hy-case > p { font-size: 14px; color: #999; }
.hy-case details { border-bottom: 1px solid #444; padding: 12px 0 18px; }
.hy-case dl { padding-top: 18px; }
.hy-case dt { color: #eee; font-size: 15px; }
.hy-case dd { color: #999; font-size: 14px; line-height: 1.8; margin: 6px 0 18px; }
.hy-document { background: #e9e6df; color: #181818; border-radius: 8px; padding: 36px; transform: rotate(-2deg); box-shadow: 10px 12px 0 #282828; }
.hy-document-top { display: flex; justify-content: space-between; padding-bottom: 24px; border-bottom: 1px solid #aaa; font-size: 13px; }
.hy-document h3 { color: #181818; font-size: 30px; }
.hy-document > div:not(.hy-document-top) { display: flex; gap: 20px; padding: 14px 0; border-bottom: 1px solid #bdbab5; }
.hy-document p,.hy-document .hy-note { color: #444 !important; font-size: 14px; }
.hy-document strong { color: #171717; font-size: 17px; }
.hy-about-photo { max-width: 330px; overflow: hidden; border-radius: 18px; margin-bottom: 32px; }
.hy-about-photo img { width: 100%; display: block; }
#about .hy-about { align-items: center; }
.hy-steps { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 30px; }
.hy-steps li { display: block; padding-top: 24px; }
.hy-steps li > span { font-size: 36px; color: #888; }
.hy-steps h3 { font-size: 23px; }
.hy-steps p { font-size: 15px; }
.hy-faq details { border-top: 1px solid #444; padding: 24px 0; }
.hy-faq summary { font-size: 19px; line-height: 1.5; }
.hy-faq summary::after { content: '+'; color: #999; }
.hy-faq details[open] summary::after { content: '−'; }
.hy-faq p { font-size: 16px; margin-top: 24px; }
#contact { border-top: 1px solid #333; }
.hy-footer { padding-top: 60px; padding-bottom: 60px; }
@media(min-width:768px) and (max-width:1100px) { .hy-products { grid-template-columns: 1fr; } .hy-products .hy-card { display: grid; grid-template-columns: 1fr 1.2fr; gap: 12px 36px; } .hy-products .hy-card > * { margin: 0; } .hy-products .hy-product-symbol { display: none; } .hy-products .hy-deliverables { grid-column: 2; grid-row: 2 / span 4; } .hy-products .hy-btn { grid-column: 2; } .hy-steps { grid-template-columns: 1fr 1fr; } }
@media(max-width:767px) { .hy-section { padding-top: 68px; padding-bottom: 68px; } .hy-section h2 { font-size: 34px; } .hy-heading-row,.hy-cases { grid-template-columns: 1fr; gap: 28px; } .hy-section-head { margin-bottom: 32px; } .hy-products .hy-card { padding: 28px 24px; } .hy-cases { gap: 44px; } .hy-case h3 { font-size: 24px; } .hy-document { padding: 24px; transform: none; box-shadow: 6px 6px 0 #282828; } .hy-steps { grid-template-columns: 1fr; gap: 16px; } .hy-steps li { display: grid; grid-template-columns: 48px 1fr; } .hy-steps li > span { font-size: 24px; padding-top: 18px; } }
@media(prefers-reduced-motion:reduce) { .hy-case-image img { transition: none; } }

/* Reference Mellow's icon cards, generous internal spacing and pill labels. */
.hy-service-heading { display: grid; grid-template-columns: 1fr 2fr; gap: 32px; margin-bottom: 42px; align-items: start; }
.hy-service-heading .hy-eyebrow { font-size: 23px; color: #eee; padding-top: 7px; }
.hy-service-heading h2 { font-size: clamp(32px,4vw,50px); line-height: 1.25; margin: 0; }
.hy-services { gap: 20px; }
.hy-services .hy-service-card { border: 1px solid #303030; border-radius: 22px; padding: 30px; display: flex; flex-direction: column; min-height: 420px; background: #0a0a0a; }
.hy-service-top { display: flex; gap: 24px; align-items: center; }
.hy-service-icon { width: 48px; height: 48px; flex: 0 0 48px; color: #fff; }
.hy-service-icon svg { width: 100%; height: 100%; }
.hy-services .hy-service-top h3 { font-size: clamp(23px,2.6vw,34px); font-weight: 500; margin: 0; line-height: 1.4; }
.hy-services a.hy-service-arrow { margin: 0 0 0 auto; padding: 0; width: 50px; height: 50px; flex: 0 0 50px; border: 1px solid #303030; border-radius: 50%; display: grid; place-items: center; color: #fff; font-size: 28px; text-decoration: none; transition: background .2s,color .2s; }
.hy-services a.hy-service-arrow:hover { background: #fff; color: #111; }
.hy-services .hy-service-description { margin: 92px 0 28px; color: #aaa; font-size: 18px; line-height: 1.65; }
.hy-services ul.hy-service-tags { padding: 0; margin: auto 0 0; display: flex; flex-wrap: wrap; gap: 10px; list-style: none; }
.hy-services .hy-service-tags li { border: 1px solid #363636; border-radius: 30px; background: linear-gradient(105deg,#292929,#0c0c0c); color: #aaa; font-size: 14px; line-height: 1.4; padding: 10px 18px; }
@media(max-width:767px) { .hy-service-heading { grid-template-columns: 1fr; gap: 8px; margin-bottom: 28px; } .hy-service-heading .hy-eyebrow { font-size: 17px; } .hy-services .hy-service-card { padding: 24px 20px; min-height: 360px; } .hy-service-top { gap: 12px; } .hy-service-icon { width: 32px; height: 32px; flex-basis: 32px; } .hy-services .hy-service-top h3 { font-size: 22px; } .hy-services a.hy-service-arrow { width: 40px; height: 40px; flex-basis: 40px; font-size: 24px; } .hy-services .hy-service-description { margin-top: 56px; font-size: 16px; } .hy-services .hy-service-tags li { font-size: 12px; padding: 9px 13px; } }
@media(prefers-reduced-motion:reduce) { .hy-services a.hy-service-arrow { transition: none; } }

/* Seamless platform marquee beneath the hero. */
.hy-platform-strip { background: #111; padding: 0 max(22px,calc((100vw - 1160px)/2)) 42px; color: #aaa; overflow: hidden; }
.hy-platform-caption { display: flex; justify-content: space-between; align-items: center; gap: 20px; font-size: 13px; margin-bottom: 26px; }
.hy-platform-toggle { font-size: 12px; background: none; border: 1px solid #444; border-radius: 30px; color: #aaa; padding: 6px 12px; cursor: pointer; }
.hy-platform-window { overflow: hidden; mask-image: linear-gradient(to right,transparent,#000 4%,#000 96%,transparent); }
.hy-platform-track { display: flex; width: max-content; animation: hy-platform-scroll 64s linear infinite; }
.hy-platform-track ul { display: flex; align-items: center; flex: 0 0 auto; list-style: none; padding: 0; margin: 0; }
.hy-platform-track li { display: flex; align-items: center; justify-content: center; gap: 12px; width: 220px; flex: 0 0 220px; height: 58px; font-size: 25px; font-weight: 600; white-space: nowrap; }
.hy-platform-track img { width: 34px; height: 34px; object-fit: contain; filter: brightness(0) invert(1); opacity: .65; }
.hy-platform-strip:hover .hy-platform-track, .hy-platform-strip:focus-within .hy-platform-track, .hy-platform-strip.is-paused .hy-platform-track { animation-play-state: paused; }
@keyframes hy-platform-scroll { to { transform: translateX(-50%); } }
@media(max-width:767px) { .hy-platform-track li { width: 185px; flex-basis: 185px; font-size: 21px; } .hy-platform-track img { width: 28px; height: 28px; } }
@media(prefers-reduced-motion:reduce) { .hy-platform-track { animation: none; width: 100%; } .hy-platform-track ul { flex-wrap: wrap; justify-content: center; width: 100%; } .hy-platform-track ul[aria-hidden] { display: none; } .hy-platform-window { mask-image: none; } .hy-platform-toggle { display: none; } }

/* Reference-aligned What I do, filterable Works and About me. */
.hy-service-heading { grid-template-columns: .75fr 2.25fr; }
.hy-service-heading h2 { white-space: nowrap; font-size: clamp(22px,3.05vw,42px); }
.hy-works { background: #111; }
.hy-works-heading { text-align: center; }
.hy-works-heading .hy-eyebrow { font-size: 24px; color: #fff; }
.hy-works-heading h2 { font-size: clamp(32px,4vw,50px); }
.hy-case-filters { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px 32px; margin: 36px 0 18px; }
.hy-case-filters button { background: transparent; border: none; padding: 8px 0; color: #999; font-size: 15px; cursor: pointer; display: inline-flex; align-items: center; gap: 10px; }
.hy-case-filters button::before { content: ''; width: 13px; height: 13px; border: 1px solid currentColor; border-radius: 50%; }
.hy-case-filters button[aria-pressed=true] { color: #fff; }
.hy-case-filters button[aria-pressed=true]::before { background: #fff; }
.hy-case-filters button:focus-visible { outline: 2px solid #fff; outline-offset: 5px; }
.hy-case-count { text-align: center; color: #888 !important; font-size: 13px !important; margin-bottom: 36px; }
.hy-work-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; align-items: start; }
.hy-work-card[hidden] { display: none; }
.hy-work-cover { position: relative; aspect-ratio: 1; border-radius: 20px; overflow: hidden; display: block !important; }
.hy-work-cover img { position: absolute; left: 6%; bottom: 52px; width: 88%; height: 42%; object-fit: contain; transition: transform .35s ease; }
.hy-work-overlay { position: absolute; inset: 0; background: linear-gradient(180deg,rgba(0,0,0,.68),rgba(0,0,0,.16) 60%,rgba(0,0,0,.6)); transition: background .25s; }
.hy-work-copy { position: absolute; top: 28px; left: 26px; right: 26px; color: #fff; }
.hy-work-copy > span { display: block; font-size: 15px; margin-bottom: 10px; }
.hy-work-copy strong { display: block; font-size: 27px; line-height: 1.4; font-weight: 500; }
.hy-work-status { position: absolute; bottom: 24px; left: 26px; color: #fff; font-size: 12px; }
.hy-work-action { position: absolute; bottom: 24px; right: 26px; color: #fff; font-size: 13px; opacity: 0; }
.hy-work-cover:hover img { transform: scale(1.045); }
.hy-work-cover:hover .hy-work-action,.hy-work-cover:focus-visible .hy-work-action,details[open] .hy-work-action { opacity: 1; }
.hy-work-detail { padding: 24px 8px 0; }
.hy-work-detail dt { font-size: 15px; color: #ddd; }
.hy-work-detail dd { font-size: 14px; line-height: 1.8; color: #999; margin: 6px 0 18px; }
.hy-works-note { text-align: center; }
.hy-about-head,.hy-about-intro,.hy-profile-row { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; }
.hy-about-head h2 { font-size: clamp(32px,4vw,50px); line-height: 1.4; }
.hy-about-head .hy-eyebrow,.hy-profile-row > .hy-eyebrow { font-size: 24px; color: #eee; }
.hy-about-intro { margin: 20px 0 72px; align-items: start; }
.hy-about-intro p { color: #aaa; font-size: 18px; }
.hy-about-contact { display: flex; align-items: center; gap: 12px; border: 1px solid #333; border-radius: 60px; padding: 10px; width: fit-content; background: linear-gradient(110deg,#282828,#0a0a0a); color: #fff; }
.hy-about-contact img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }
.hy-about-contact small,.hy-about-contact strong { display: block; font-weight: 400; }
.hy-about-contact small { color: #999; font-size: 12px; margin-bottom: 4px; }
.hy-about-contact strong { font-size: 16px; padding-right: 14px; }
.hy-profile-row { margin-top: 48px; }
.hy-profile-items article { border-top: 1px solid #333; padding: 26px 0; }
.hy-profile-items article > span { font-size: 14px; color: #888; }
.hy-profile-items h3 { font-size: 25px; margin: 12px 0; }
.hy-profile-items p { font-size: 16px; color: #999; }
@media(max-width:1024px) { .hy-work-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media(max-width:767px) { .hy-service-heading { grid-template-columns: 1fr; } .hy-service-heading h2 { font-size: clamp(16px,4.6vw,26px); } .hy-work-grid { grid-template-columns: 1fr; } .hy-case-filters { gap: 8px 20px; } .hy-case-filters button { font-size: 13px; } .hy-about-head,.hy-about-intro,.hy-profile-row { grid-template-columns: 1fr; gap: 20px; } .hy-about-intro { margin-bottom: 40px; } .hy-about-head h2 { font-size: 32px; } .hy-work-action { opacity: 1; } }
@media(prefers-reduced-motion:reduce) { .hy-work-cover img,.hy-work-overlay { transition: none; } }

.hy-work-cover { background: #333638; }
.hy-work-overlay { background: linear-gradient(180deg,rgba(0,0,0,.35),transparent 65%,rgba(0,0,0,.3)); }
.hy-work-copy strong { font-size: 23px; }

/* First real project: photography card and native Mellow portfolio detail. */
a.hy-work-photo { color: #fff; text-decoration: none; }
.hy-work-photo img { inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 70%; }
.hy-work-photo .hy-work-overlay { background: linear-gradient(180deg,rgba(0,0,0,.77),rgba(0,0,0,.05) 48%,rgba(0,0,0,.7)); }
.hy-work-photo .hy-work-action { opacity: 1; }
.hy-case-page { background: #0b0b0b; color: #fff; }
.hy-case-title { text-align: center; background: #111; padding: 164px 24px 58px; }
.hy-case-title > p { font-size: 15px; color: #aaa; margin-bottom: 18px; }
.hy-case-title h1 { font-size: clamp(32px,4.7vw,68px); line-height: 1.3; margin: 0 0 26px; }
.hy-case-title nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; font-size: 14px; color: #999; }
.hy-case-page a { color: inherit; }
.hy-case-body { max-width: 1160px; margin: auto; padding: 90px 24px 70px; }
.hy-case-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.hy-case-body h2 { font-size: 26px; line-height: 1.5; margin-bottom: 18px; }
.hy-case-body p { font-size: 18px; line-height: 1.85; color: #aaa; }
.hy-case-body .hy-case-muted { font-size: 15px; color: #888; }
.hy-case-photo { margin: 54px 0 70px; }
.hy-case-photo img { display: block; width: 100%; height: min(78vw,850px); object-fit: cover; object-position: center 68%; border-radius: 20px; }
.hy-case-photo figcaption { font-size: 13px; color: #888; margin-top: 18px; line-height: 1.8; }
.hy-case-photo figcaption a { text-decoration: underline; }
.hy-case-story { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; padding: 42px 0; border-top: 1px solid #303030; }
.hy-case-story span { font-size: 14px; color: #888; }
.hy-case-story h2 { margin: 12px 0 0; }
.hy-case-bottom { border-top: 1px solid #303030; padding-top: 48px; margin-top: 26px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.hy-case-page a.hy-btn { background: #fff; color: #111; }
@media(max-width:767px) { .hy-case-title { padding: 130px 22px 48px; } .hy-case-body { padding: 48px 22px; } .hy-case-meta { gap: 28px; } .hy-case-body p { font-size: 16px; } .hy-case-story { grid-template-columns: 1fr; gap: 16px; } .hy-case-photo img { height: auto; } .hy-case-bottom { align-items: flex-start; flex-direction: column; } }

.hy-case-title h1 { text-wrap: balance; }

/* Draft retail studies use typographic covers, not fabricated project imagery. */
.hy-work-draft { color: #fff; background: linear-gradient(145deg,var(--case-tone),#151718); }
.hy-work-draft .hy-work-overlay { background: linear-gradient(180deg,rgba(0,0,0,.1),transparent,rgba(0,0,0,.4)); }
.hy-work-draft .hy-work-copy small { display: block; color: #ddd; font-size: 14px; margin-top: 16px; }
.hy-draft-symbol { position: absolute; right: 26px; bottom: 48px; color: rgba(255,255,255,.12); font-size: 130px; line-height: 1; font-weight: 600; }
.hy-work-draft .hy-work-action { opacity: 1; }
.hy-case-body .hy-draft-notice { border: 1px solid #555; border-radius: 12px; padding: 18px 22px; font-size: 15px; margin-bottom: 44px; color: #ddd; }
.hy-case-model { border-top: 1px solid #333; padding-top: 44px; margin-top: 20px; }
.hy-table-scroll { overflow-x: auto; margin: 28px 0; }
.hy-case-model table { width: 100%; border-collapse: collapse; font-size: 15px; }
.hy-case-model th,.hy-case-model td { border-bottom: 1px solid #333; padding: 18px 14px; text-align: left; vertical-align: top; }
.hy-case-model td { color: #bbb; }
.hy-case-model th { color: #fff; }
@media(max-width:767px) { .hy-case-model table { min-width: 600px; } .hy-case-meta { grid-template-columns: 1fr; } }

/* Photograph covers for retail drafts. */
.hy-work-draft img.hy-retail-cover { inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hy-work-draft .hy-work-overlay { background: linear-gradient(180deg,rgba(0,0,0,.76) 0%,rgba(0,0,0,.3) 40%,rgba(0,0,0,.06) 60%,rgba(0,0,0,.8) 100%); }
.hy-work-draft .hy-work-copy small { color: #eee; }

.hy-work-photo .hy-work-copy small { display: block; margin-top: 15px; font-size: 13px; line-height: 1.6; color: #ddd; }
.hy-ai-flow { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 12px; list-style: none; padding: 0; margin: 42px 0 60px; }
.hy-ai-flow li { padding: 20px 16px; border: 1px solid #444; border-radius: 14px; font-size: 16px; line-height: 1.7; background: #17191b; }
.hy-ai-flow span { display: block; margin-bottom: 18px; color: #888; font-size: 13px; }
.hy-ai-list { padding-left: 20px; color: #aaa; line-height: 1.9; font-size: 17px; }
.hy-ai-list li { margin-bottom: 12px; }
@media(max-width:767px){ .hy-ai-flow { grid-template-columns: 1fr; } .hy-ai-flow span { display: inline; margin-right: 16px; } }

/* Cooperation process: numbered line icons */
#process .hy-step-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:16px;color:#f5f5f5}
#process .hy-step-top span{font-size:36px;line-height:1;color:#888}
#process .hy-step-top svg{flex-shrink:0;display:block}
@media(max-width:767px){#process .hy-steps li{display:block}#process .hy-step-top{margin-bottom:20px}#process .hy-step-top span{font-size:28px}}

/* Refined multicolor service pictograms; scoped to service cards. */
.hy-service-icon { width:56px; height:56px; flex-basis:56px; padding:4px; border-radius:16px; background:radial-gradient(ellipse at 35% 20%,var(--icon-tint),transparent 78%); }
.hy-service-icon--ad { --icon-tint: #8a9bff18; }
.hy-service-icon--social { --icon-tint: #ff9aaf18; }
.hy-service-icon--ai { --icon-tint: #6edbc918; }
.hy-service-icon--team { --icon-tint: #f6c78918; }
@media(max-width:767px) { .hy-service-icon { width:40px; height:40px; flex-basis:40px; padding:2px; border-radius:12px; } }