/* ==========================================================
   K+ Bureau — portfolio landing
   Colours, type and layout follow the approved design.
   ========================================================== */

/* --- Optional: LT Remark (paid font). When you have the web font files,
       put them in /fonts and remove the comment marks around this block. ---
@font-face {
  font-family: "LT Remark";
  src: url("../fonts/LTRemark-Regular.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "LT Remark";
  src: url("../fonts/LTRemark-Italic.woff2") format("woff2");
  font-weight: 400; font-style: italic; font-display: swap;
}
*/

:root {
  --pad: clamp(20px, 5.556vw, 80px);
  --sans: "Fira Sans", "Helvetica Neue", Arial, sans-serif;
  --serif: "LT Remark", Georgia, "Times New Roman", serif;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

/* Dark (navy) — default */
html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #14272E;
  --fg: #F7F5F3;
  --muted: #A9B7BB;
  --line: rgba(247, 245, 243, .16);
  --ph: #1F363F;
  --band: #F7F5F3;
  --band-fg: #14272E;
  --band-muted: #4A5357;
  --band-line: rgba(20, 39, 46, .18);
  --btn-bg: #14272E;
  --btn-fg: #F7F5F3;
  --glow: rgba(247, 245, 243, .10);
}

/* Light (mist) */
html[data-theme="light"] {
  color-scheme: light;
  --bg: #E8E8E8;
  --fg: #2E3338;
  --muted: #515151;
  --line: rgba(46, 51, 56, .16);
  --ph: #99A9AD;
  --band: #99A9AD;
  --band-fg: #F7F5F3;
  --band-muted: rgba(247, 245, 243, .75);
  --band-line: rgba(247, 245, 243, .32);
  --btn-bg: #2E3338;
  --btn-fg: #E8E8E8;
  --glow: rgba(153, 169, 173, .45);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.4;
  transition: background-color .35s, color .35s;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }
a:hover { opacity: .7; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

button { font: inherit; color: inherit; }

.skip {
  position: absolute; left: var(--pad); top: -60px; z-index: 50;
  padding: 12px 18px; background: var(--fg); color: var(--bg);
  font: 400 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}
.skip:focus { top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: relative; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 28px var(--pad);
}
.logo {
  font: 500 22px/1 var(--sans);
  text-transform: uppercase; letter-spacing: .02em;
}
.header-right { display: flex; align-items: center; gap: clamp(20px, 3vw, 44px); }
.nav {
  display: flex; gap: clamp(20px, 3vw, 44px);
  font: 400 13px/1 var(--sans);
  text-transform: uppercase; letter-spacing: .06em;
}
.nav-location { display: none; }
.location {
  display: flex; flex-direction: column; gap: 2px;
  font: 400 11px/1.3 var(--sans);
  text-transform: uppercase; letter-spacing: .05em;
  color: var(--muted); text-align: right;
}
.lang { display: flex; gap: 4px; }
.lang button {
  background: none; border: 0; cursor: pointer;
  min-height: 44px; padding: 0 8px;
  font: 400 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
  opacity: .45; transition: opacity .2s;
}
.lang button[aria-pressed="true"] { opacity: 1; }
.theme-toggle, .menu-toggle {
  display: flex; align-items: center; gap: 8px;
  background: none; border: 1px solid var(--line); border-radius: 999px;
  min-height: 36px; padding: 0 14px; cursor: pointer;
  font: 400 11px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}
.theme-ico { font-size: 14px; line-height: 1; }
.menu-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  min-height: 640px;
  padding: 0 var(--pad) 80px;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 32px;
}
.hero h1 {
  margin: 0; max-width: 1180px;
  font: 500 clamp(38px, 5.556vw, 80px)/1.02 var(--sans);
  text-transform: uppercase; letter-spacing: -.005em;
}
.hero-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 80px; }
.hero-row p { margin: 0; max-width: 560px; font-size: 22px; line-height: 1.4; }
.scroll-cue {
  flex-shrink: 0; display: flex; flex-direction: column; align-items: center; gap: 10px;
  font: 400 11px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted);
}
.scroll-arrow { font-size: 18px; line-height: 1; }

/* ---------- Selected work ---------- */
.work { padding: 120px 0 0; }
.work-head {
  padding: 0 var(--pad) 28px;
  display: flex; justify-content: space-between; align-items: baseline; gap: 40px;
  border-bottom: 1px solid var(--line);
}
.work-head h2, .approach h2, .services-head h2, .about-text h2, .faq h2 {
  margin: 0;
  font: 500 clamp(34px, 3.611vw, 52px)/1.05 var(--sans);
  text-transform: uppercase;
}
.work-aside { display: flex; align-items: baseline; gap: 40px; }
.work-note { margin: 0; font-size: 19px; font-style: italic; color: var(--muted); }
.scroll-hint {
  font: 400 11px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted); white-space: nowrap;
}
.work-nav { display: none; gap: 8px; align-self: center; }
@media (hover: hover) and (min-width: 901px) { .work-nav { display: flex; } }
.work-arrow {
  width: 36px; height: 36px; border-radius: 50%;
  background: none; border: 1px solid var(--line); cursor: pointer;
  font: 400 15px/1 var(--sans); display: flex; align-items: center; justify-content: center;
  transition: border-color .2s;
}
.work-arrow:hover { border-color: var(--fg); }

.work-strip {
  margin-top: 64px;
  display: flex; align-items: flex-start; gap: 40px;
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-left: var(--pad);
  padding: 0 var(--pad) 8px;
  scrollbar-width: none; -ms-overflow-style: none;
}
.work-strip::-webkit-scrollbar { display: none; height: 0; }

.card { flex: 0 0 auto; width: min(440px, 78vw); scroll-snap-align: start; }
.card-media {
  display: block; position: relative; width: 100%; aspect-ratio: 440 / 460;
  overflow: hidden; padding: 0; border: 0; cursor: pointer;
  background: var(--ph); color: #F7F5F3; text-align: left;
}
.card-media img, .tile-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.card-shade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,10,10,0) 55%, rgba(10,10,10,.55) 100%);
}
.card-name {
  position: absolute; left: 20px; bottom: 20px; max-width: 340px;
  font: 500 32px/1.05 var(--sans); text-transform: uppercase;
}
.card-toggle {
  position: absolute; right: 20px; bottom: 20px; width: 30px; height: 30px;
  border-radius: 50%; border: 1px solid rgba(247,245,243,.55);
  display: flex; align-items: center; justify-content: center;
  font: 400 15px/1 var(--sans);
}
.card-detail { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease); }
.card.is-open .card-detail { grid-template-rows: 1fr; }
.card-detail-inner {
  overflow: hidden; visibility: hidden; transition: visibility 0s .35s;
  display: flex; flex-direction: column; gap: 8px;
}
.card.is-open .card-detail-inner { visibility: visible; transition-delay: 0s; padding-top: 14px; }
.card-role {
  font: 400 11px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted);
}
.card-line { margin: 0; font-size: 17px; font-style: italic; line-height: 1.4; }

.hover-zoom img { transition: transform .6s var(--ease); will-change: transform; }
@media (hover: hover) { .hover-zoom:hover img { transform: scale(1.06); } }

/* ---------- Also ---------- */
.also { padding: 0 var(--pad); margin-top: 56px; display: flex; gap: 80px; }
.also h3 {
  margin: 0; width: 200px; flex-shrink: 0;
  font: 500 24px/1.1 var(--sans); text-transform: uppercase;
}
.also-grid {
  flex-grow: 1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px; padding-top: 40px; border-top: 1px solid var(--line);
}
.tile { display: flex; flex-direction: column; gap: 12px; }
.tile-media { position: relative; aspect-ratio: 226 / 170; overflow: hidden; background: var(--ph); }
.tile-name { font: 500 14px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .04em; }
.tile-role { font-size: 17px; line-height: 1.35; color: var(--muted); }

/* ---------- How it works ---------- */
.approach { padding: 140px var(--pad) 110px; display: flex; gap: 80px; }
.approach h2 { width: 320px; flex-shrink: 0; line-height: 1.02; }
.approach-grid {
  flex-grow: 1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 80px; row-gap: 56px;
}
.step { display: flex; flex-direction: column; gap: 16px; }
.step-n { font: 500 44px/1 var(--sans); text-transform: uppercase; }
.step-title {
  margin: 8px 0 0; font: 400 17px/1.4 var(--sans);
  text-transform: uppercase; letter-spacing: .06em;
}
.step-text { margin: 0; max-width: 440px; font-size: 20px; line-height: 1.45; color: var(--muted); }

/* ---------- Manifesto ---------- */
.manifesto { padding: 50px var(--pad) 80px; display: flex; justify-content: center; }
.orb {
  position: relative; width: min(380px, 100%); height: 380px;
  display: flex; align-items: center; justify-content: center;
}
.orb::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: radial-gradient(circle, var(--glow) 0%, rgba(0,0,0,0) 72%);
}
.orb p { position: relative; margin: 0; max-width: 460px; text-align: center; font-size: 34px; line-height: 1.35; }

/* ---------- Services ---------- */
.services { padding: 110px var(--pad); background: var(--band); color: var(--band-fg); }
.services-head { display: flex; gap: 80px; align-items: baseline; }
.services-head h2 { width: 320px; flex-shrink: 0; }
.services-intro { margin: 0; max-width: 560px; font-size: 22px; line-height: 1.4; }

.ways { margin-top: 80px; display: flex; flex-direction: column; }
.way {
  padding: 34px 0; border-top: 1px solid var(--band-line);
  display: flex; flex-direction: column; gap: 20px;
}
.way-name { margin: 0; font: 500 clamp(26px, 2.361vw, 34px)/1.1 var(--sans); text-transform: uppercase; }
.tags { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; padding: 0; list-style: none; }
.tags li {
  padding: 6px 14px; border: 1px solid var(--band-line);
  font: 400 11px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}
.way-text { margin: 0; max-width: 720px; font-size: 20px; line-height: 1.5; }
.way-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; margin-top: 8px; }
.way-col { display: flex; flex-direction: column; gap: 8px; }
.way-col p { margin: 0; font-size: 17px; line-height: 1.45; color: var(--band-muted); }
.label {
  font: 400 12px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .06em;
  color: var(--band-muted);
}
.label--lg { font-size: 13px; }

.covers { margin-top: 4px; padding-top: 20px; border-top: 1px solid var(--band-line); }
.covers-toggle {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 24px;
  background: none; border: 0; padding: 0; cursor: pointer; text-align: left;
  font: 400 13px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}
.covers-pm {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  border: 1px solid var(--band-line);
  display: flex; align-items: center; justify-content: center; font-size: 14px;
}
.covers-list { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease); }
.covers.is-open .covers-list { grid-template-rows: 1fr; }
.covers-inner { overflow: hidden; visibility: hidden; transition: visibility 0s .35s; }
.covers.is-open .covers-inner { visibility: visible; transition-delay: 0s; }
.covers-grid {
  margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 32px;
}
.covers-grid span { font-size: 17px; line-height: 1.4; }

.also-services { margin-top: 70px; }
.caps { margin-top: 28px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 60px; }
.cap { padding: 28px 0; border-top: 1px solid var(--band-line); display: flex; flex-direction: column; gap: 10px; }
.cap h4 { margin: 0; font: 500 24px/1.15 var(--sans); text-transform: uppercase; }
.cap p { margin: 0; max-width: 460px; font-size: 18px; line-height: 1.4; color: var(--band-muted); }

.services-cta { margin-top: 60px; padding-left: 400px; }
.btn {
  display: inline-flex; align-items: center; min-height: 44px; padding: 16px 32px;
  background: var(--btn-bg); color: var(--btn-fg);
  font: 400 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}

/* ---------- About ---------- */
.about { padding: 130px var(--pad) 100px; display: flex; gap: 80px; align-items: flex-end; }
.portrait { width: 480px; flex-shrink: 0; aspect-ratio: 480 / 440; overflow: hidden; background: var(--ph); }
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.about-text { display: flex; flex-direction: column; gap: 24px; max-width: 620px; }
.about-text h2 { margin: 0 0 12px; }
.about-text p { margin: 0; font-size: 22px; line-height: 1.45; }

/* ---------- FAQ ---------- */
.faq { padding: 110px var(--pad); }
.faq h2 { margin: 0 0 80px; }
.faq-item { padding: 28px 0; border-top: 1px solid var(--line); }
.faq-q-wrap { margin: 0; }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: baseline; gap: 40px;
  background: none; border: 0; padding: 0; cursor: pointer; text-align: left;
  font: 500 clamp(18px, 1.667vw, 24px)/1.2 var(--sans); text-transform: uppercase;
}
.faq-q-text { max-width: 900px; }
.faq-pm { flex-shrink: 0; font: 400 22px/1 var(--sans); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease); }
.faq-item.is-open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; visibility: hidden; transition: visibility 0s .35s; }
.faq-item.is-open .faq-a-inner { visibility: visible; transition-delay: 0s; }
.faq-a p { margin: 20px 0 0; max-width: 720px; font-size: 19px; line-height: 1.55; color: var(--muted); }

/* ---------- Contact ---------- */
.contact { padding: 160px var(--pad) 0; border-top: 1px solid var(--line); }
.contact h2 {
  margin: 0; max-width: 1000px;
  font: 500 clamp(40px, 6.111vw, 88px)/1 var(--sans); text-transform: uppercase;
}
.contact-sub { margin: 32px 0 0; max-width: 560px; font-size: 22px; line-height: 1.4; color: var(--muted); }
.contact-links { display: flex; flex-wrap: wrap; align-items: baseline; gap: 20px 48px; margin-top: 40px; }
.contact-mail {
  font-size: clamp(22px, 2.361vw, 34px); font-style: italic;
  border-bottom: 1px solid var(--line); padding-bottom: 4px; overflow-wrap: anywhere;
}
.contact-links a:not(.contact-mail) {
  font: 400 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .06em;
}

.form {
  margin-top: 88px; max-width: 760px;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 40px;
}
.field { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field label {
  font: 400 12px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
}
.field input, .field select, .field textarea {
  width: 100%; background: transparent; color: var(--fg);
  border: 0; border-bottom: 1px solid var(--line); border-radius: 0;
  font: inherit; font-size: 20px; line-height: 1.4; padding: 6px 0 10px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-bottom-color: var(--fg); box-shadow: 0 1px 0 var(--fg);
}
.field [aria-invalid="true"] { border-bottom-color: var(--fg); box-shadow: 0 1px 0 var(--fg); }
.field select {
  -webkit-appearance: none; appearance: none; cursor: pointer; padding-right: 28px;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%;
  background-size: 5px 5px, 5px 5px; background-repeat: no-repeat;
}
.field select.is-empty { color: var(--muted); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-actions { grid-column: 1 / -1; display: flex; align-items: center; flex-wrap: wrap; gap: 20px 28px; }
.btn--solid { background: var(--fg); color: var(--bg); border: 0; cursor: pointer; }
.btn--solid[disabled] { opacity: .6; cursor: progress; }
.form-status { margin: 0; font-size: 17px; line-height: 1.4; color: var(--muted); max-width: 520px; }
.form-status a { border-bottom: 1px solid currentColor; }

/* ---------- Footer ---------- */
.site-footer {
  padding: 120px var(--pad) 56px; display: flex; justify-content: space-between; gap: 24px;
  font: 400 12px/1.3 var(--sans); text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
}

/* ==========================================================
   Responsive
   ========================================================== */

/* Navigation collapses into a menu */
@media (max-width: 1240px) {
  .location { display: none; }
  .menu-toggle { display: flex; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0; padding: 8px var(--pad) 24px;
    background: var(--bg); border-bottom: 1px solid var(--line);
    font-size: 15px;
  }
  .site-header.nav-open .nav { display: flex; }
  .nav a { padding: 16px 0; border-top: 1px solid var(--line); }
  .nav a:first-child { border-top: 0; }
  .nav-location {
    display: flex; flex-direction: column; gap: 2px; margin-top: 12px; padding-top: 16px;
    border-top: 1px solid var(--line);
    font-size: 11px; line-height: 1.3; letter-spacing: .05em; color: var(--muted);
  }
}

@media (max-width: 1100px) {
  .hero-row { gap: 40px; }
  .services-cta { padding-left: 0; }
}

/* Tablet and below: stack the two-column blocks */
@media (max-width: 900px) {
  .hero { min-height: 0; padding-top: 96px; padding-bottom: 56px; }
  .hero-row { flex-direction: column; align-items: flex-start; gap: 36px; }

  .work { padding-top: 88px; }
  .work-head { flex-direction: column; align-items: flex-start; gap: 16px; }
  .work-aside { flex-direction: column; align-items: flex-start; gap: 12px; }
  .work-strip { margin-top: 40px; gap: 20px; }

  .also { flex-direction: column; gap: 28px; }
  .also h3 { width: auto; }
  .also-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 20px; padding-top: 28px; }

  .approach { flex-direction: column; gap: 48px; padding: 96px var(--pad) 72px; }
  .approach h2 { width: auto; }
  .approach-grid { grid-template-columns: 1fr; row-gap: 40px; }

  .manifesto { padding: 24px var(--pad) 64px; }

  .services { padding: 80px var(--pad); }
  .services-head { flex-direction: column; gap: 24px; align-items: flex-start; }
  .services-head h2 { width: auto; }
  .ways { margin-top: 48px; }
  .way-cols { grid-template-columns: 1fr; gap: 20px; }
  .caps { grid-template-columns: 1fr; }
  .covers-grid { grid-template-columns: 1fr; }
  .also-services { margin-top: 56px; }

  .about { flex-direction: column; align-items: stretch; gap: 40px; padding: 88px var(--pad) 72px; }
  .portrait { width: 100%; max-width: 560px; }

  .faq { padding: 80px var(--pad); }
  .faq h2 { margin-bottom: 40px; }

  .contact { padding-top: 96px; }
  .form { margin-top: 56px; grid-template-columns: 1fr; gap: 32px; }
  .site-footer { padding-top: 80px; }
}

@media (max-width: 600px) {
  .site-header { padding-top: 20px; padding-bottom: 20px; }
  .logo { font-size: 19px; }
  .header-right { gap: 8px; }
  .theme-toggle { min-height: 44px; }
  .theme-lbl { display: none; }
  .menu-toggle { min-height: 44px; }

  .hero-row p, .services-intro, .about-text p, .contact-sub { font-size: 19px; }
  .card-name { font-size: 26px; }
  .step-text { font-size: 18px; }
  .way-text { font-size: 18px; }
  .orb p { font-size: 27px; }
  .faq-a p { font-size: 17px; }
  .contact-links { gap: 16px 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .hover-zoom:hover img { transform: none; }
}