/* =====================================================================
   CANTRIS — studio site
   Signature: the cantus firmus. Three moving voices drawn over one
   fixed line. It appears in the mark, the hero, and the name section.

   RULE: content renders without JavaScript. Reveal animations live
   under html.js only, plus a failsafe in main.js. A JS failure can
   never leave the page blank.
   ===================================================================== */

:root {
  /* colour: plum ink, warm paper, coral, saffron */
  --ink:     #17122A;   /* headings, dark sections */
  --plum:    #241B3D;   /* dark section partner */
  --plum-2:  #372A57;   /* hairlines on dark */
  --paper:   #FCFBF9;   /* page */
  --shell:   #F4F1EC;   /* alternate light section */
  --coral:   #F2593C;   /* primary accent */
  --coral-d: #D2401F;   /* accent on light, hover */
  --saffron: #EDA83A;   /* secondary accent, sparing */
  --slate:   #6A6480;   /* muted text on light */
  --slate-d: #A99FC4;   /* muted text on dark */
  --line:    #E5DFD6;   /* hairline on light */

  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --body:    "DM Sans", system-ui, sans-serif;
  --mono:    "DM Mono", ui-monospace, monospace;

  --wrap: 1180px;
  --gut: clamp(20px, 4vw, 48px);
  --sec: clamp(74px, 8.5vw, 132px);
  --r: 14px;
  --ease: cubic-bezier(.2, .8, .3, 1);
  --shadow: 0 1px 2px rgba(23,18,42,.05), 0 14px 34px -16px rgba(23,18,42,.22);
  --shadow-lg: 0 2px 8px rgba(23,18,42,.07), 0 34px 70px -26px rgba(23,18,42,.34);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.66;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-wrap: break-word;
}

h1, h2, h3 { font-family: var(--display); font-weight: 700; margin: 0; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.2rem); line-height: 1.06; letter-spacing: -.032em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); line-height: 1.1;  letter-spacing: -.026em; }
h3 { font-size: 1.16rem; line-height: 1.3; letter-spacing: -.014em; }
p  { margin: 0; }
a  { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; }

::selection { background: var(--coral); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

.mono {
  font-family: var(--mono); font-size: .7rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 300;
  background: var(--ink); color: #fff; padding: 12px 18px; font-size: .85rem;
}
.skip:focus { left: 0; }

:where(a, button, input, select, textarea):focus-visible {
  outline: 3px solid var(--coral); outline-offset: 3px; border-radius: 4px;
}

.eyebrow {
  font-family: var(--mono); font-size: .7rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--coral-d); margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 20px; height: 2px; background: var(--coral); flex: none; }
.eyebrow.light { color: var(--saffron); }
.eyebrow.light::before { background: var(--saffron); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--display); font-weight: 600; font-size: .95rem;
  padding: 13px 24px; border-radius: 100px; border: 2px solid transparent;
  cursor: pointer; white-space: nowrap;
  transition: background-color .22s var(--ease), color .22s var(--ease),
              border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}
.btn-sm { padding: 9px 18px; font-size: .86rem; }
.btn-lg { padding: 16px 30px; font-size: 1rem; }
.btn-solid { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-solid:hover { background: var(--coral); border-color: var(--coral); transform: translateY(-2px); box-shadow: 0 14px 26px -12px rgba(242,89,60,.8); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--ink); transform: translateY(-2px); }
.contact .btn-solid { background: var(--coral); border-color: var(--coral); }
.contact .btn-solid:hover { background: #fff; border-color: #fff; color: var(--ink); }

/* =====================================================================
   NAV
   ===================================================================== */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(252,251,249,.86); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.nav.stuck { border-bottom-color: var(--line); box-shadow: 0 8px 26px -20px rgba(23,18,42,.5); }
.nav-in { display: flex; align-items: center; gap: 26px; height: 70px; }

.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); flex: none; }
.brand-mark { width: 32px; height: 23px; color: var(--ink); flex: none; }
.brand-word {
  font-family: var(--display); font-weight: 800; font-size: 1.18rem;
  letter-spacing: -.028em;
}

.nav-links { margin-left: auto; display: flex; gap: 28px; }
.nav-links a { font-size: .92rem; color: var(--ink); padding: 6px 0; position: relative; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--coral); transform: scaleX(0); transform-origin: right;
  transition: transform .3s var(--ease);
}
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }

.burger { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.burger span { display: block; width: 23px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.burger span + span { margin-top: 5px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- language toggle ---------- */
.lang-toggle { display: none; }
.js .lang-toggle {
  display: inline-flex; align-items: center; gap: 5px; flex: none;
  background: none; border: 1px solid var(--line); border-radius: 100px;
  padding: 6px 11px; cursor: pointer;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .08em;
  color: var(--slate); transition: border-color .22s var(--ease), color .22s var(--ease);
}
.lang-toggle:hover { border-color: var(--ink); color: var(--ink); }
.lang-toggle .lg-sep { opacity: .35; }
.lang-toggle[data-lang="en"] .lg-en,
.lang-toggle[data-lang="el"] .lg-el { color: var(--ink); font-weight: 500; }

/* =====================================================================
   HERO
   ===================================================================== */
.hero { padding-top: clamp(48px, 7vw, 88px); padding-bottom: clamp(24px, 4vw, 48px); }
.hero-in { display: flex; flex-direction: column; align-items: center; text-align: center; }
.hero .eyebrow { justify-content: center; }
.hero-h1 { max-width: 16ch; }
.hero-h1 em { font-style: normal; color: var(--coral); }
.lede { font-size: clamp(1.04rem, 1.4vw, 1.2rem); line-height: 1.6; color: var(--slate); max-width: 54ch; margin-top: 24px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 13px; justify-content: center; margin-top: 32px; }

/* ---------- the staff ---------- */
.staff { width: 100%; max-width: 860px; margin: clamp(40px, 6vw, 76px) auto 0; }
.staff-svg { display: block; width: 100%; height: auto; overflow: visible; }

.voice { fill: none; stroke-linecap: round; stroke: var(--slate); }
.v1 { stroke-width: 1.6; opacity: .34; }
.v2 { stroke-width: 2;   opacity: .5; stroke: var(--saffron); }
.v3 { stroke-width: 1.8; opacity: .42; }
.firmus { fill: none; stroke: var(--ink); stroke-width: 4.5; stroke-linecap: round; }
.pegs circle { fill: var(--coral); }

.staff-cap {
  display: flex; justify-content: space-between; gap: 16px;
  margin-top: 16px; color: var(--slate); font-size: .66rem;
}
.sc-b { color: var(--ink); }

/* draw-in, CSS only so it never depends on JS */
.js .firmus { stroke-dasharray: 760; stroke-dashoffset: 760; animation: draw 1.1s var(--ease) .25s forwards; }
.js .pegs circle { opacity: 0; animation: pop .5s var(--ease) forwards; }
.js .pegs circle:nth-child(1) { animation-delay: .8s; }
.js .pegs circle:nth-child(2) { animation-delay: .9s; }
.js .pegs circle:nth-child(3) { animation-delay: 1s; }
.js .pegs circle:nth-child(4) { animation-delay: 1.1s; }
.js .pegs circle:nth-child(5) { animation-delay: 1.2s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop { from { opacity: 0; transform: scale(.2); } to { opacity: 1; transform: scale(1); } }

/* constant motion: the three voices flow continuously across the fixed
   line, each at its own speed and direction (counterpoint). The fixed
   line never moves. One period is 360 user units, so a 360px translate
   loops seamlessly. Edges are softened by an SVG fade mask in the markup. */
.voice {
  will-change: transform;
  animation-name: voiceFlow;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-duration: 10s;
}
.v1 { animation-duration: 19s; }
.v2 { animation-duration: 15s; animation-direction: reverse; }
.v3 { animation-duration: 26s; }
@keyframes voiceFlow { to { transform: translateX(-360px); } }

/* =====================================================================
   SHARED SECTION BITS
   ===================================================================== */
.section { padding-block: var(--sec); }
.head { max-width: 42rem; margin-bottom: clamp(38px, 4.5vw, 62px); }
.head h2 { margin-bottom: 16px; }
.sub { color: var(--slate); font-size: 1.02rem; max-width: 54ch; }
.sub.light { color: var(--slate-d); }

/* =====================================================================
   SERVICES
   ===================================================================== */
.services { background: var(--shell); }
.svc-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(14px, 1.8vw, 22px); }
.svc {
  position: relative; overflow: hidden;
  grid-column: span 2;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r);
  padding: clamp(24px, 2.6vw, 32px);
  display: flex; flex-direction: column; gap: 11px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.svc.lead { grid-column: span 3; }
.svc::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--coral); transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease);
}
.svc:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.svc:hover::after { transform: scaleX(1); }
.svc-no { color: var(--coral-d); font-size: .68rem; }
.svc.lead h3 { font-size: 1.4rem; }
.svc p { color: var(--slate); font-size: .95rem; }
.tagpill {
  margin-top: auto; align-self: flex-start;
  font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--slate); border: 1px solid var(--line); border-radius: 100px; padding: 5px 12px;
}
.svc.lead .tagpill { color: var(--coral-d); border-color: rgba(242,89,60,.35); background: rgba(242,89,60,.06); }

/* =====================================================================
   THE NAME  (dark, the centrepiece)
   ===================================================================== */
.name { background: var(--ink); color: #fff; }
.name-head { text-align: center; margin-bottom: clamp(40px, 5vw, 66px); }
.name-head .eyebrow { justify-content: center; }

.wordmark {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(3rem, 11vw, 8rem); line-height: 1; letter-spacing: -.045em;
  margin-bottom: 18px;
}
.wm-part { color: #fff; position: relative; }
.wm-part::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .1em; height: .055em;
  background: var(--coral); border-radius: 4px;
  transform: scaleX(0); transform-origin: left;
  transition: transform .9s var(--ease);
}
.name-head.in .wm-part::after { transform: scaleX(1); }
.wm-rest { color: var(--slate-d); }
.etym { color: var(--slate-d); font-size: .72rem; letter-spacing: .12em; }
.etym b { color: var(--saffron); font-weight: 500; }

.name-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(34px, 5vw, 70px); align-items: center;
}
.name-copy { display: flex; flex-direction: column; gap: 18px; }
.name-copy p { color: rgba(255,255,255,.72); font-size: 1rem; }
.name-copy .big {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.3rem, 2.3vw, 1.85rem); line-height: 1.26; letter-spacing: -.02em;
  color: #fff;
}

.name-fig { margin: 0; }
.name .voice { stroke: var(--slate-d); }
.name .v2 { stroke: var(--saffron); }
.name .firmus { stroke: #fff; stroke-width: 5; }
.name .pegs circle { fill: var(--coral); }
.labels text {
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em;
  text-transform: uppercase; fill: var(--slate-d);
}
.labels .lb-hot { fill: var(--coral); }

.tenets {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 26px);
  margin-top: clamp(46px, 6vw, 78px);
  border-top: 1px solid var(--plum-2); padding-top: clamp(30px, 4vw, 48px);
}
.tenet .tn { color: var(--saffron); font-size: .7rem; margin-bottom: 10px; }
.tenet p:last-child { color: rgba(255,255,255,.68); font-size: .95rem; }

/* =====================================================================
   PROCESS
   ===================================================================== */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 32px); }
.step { position: relative; padding-top: 26px; border-top: 2px solid var(--line); transition: border-color .35s var(--ease); }
.step::before {
  content: ""; position: absolute; top: -2px; left: 0; height: 2px; width: 100%;
  background: var(--coral); transform: scaleX(0); transform-origin: left;
  transition: transform .6s var(--ease);
}
.step.in::before { transform: scaleX(1); }
.step:nth-child(2).in::before { transition-delay: .12s; }
.step:nth-child(3).in::before { transition-delay: .24s; }
.step:nth-child(4).in::before { transition-delay: .36s; }
.st-no { color: var(--coral-d); font-size: .68rem; display: block; margin-bottom: 12px; }
.step h3 { margin-bottom: 9px; }
.step p { color: var(--slate); font-size: .93rem; }

/* =====================================================================
   STUDIO
   ===================================================================== */
.studio { background: var(--shell); }
.studio-grid { display: block; }
.studio h2 { margin-bottom: 22px; max-width: 16ch; }
.prose { display: flex; flex-direction: column; gap: 17px; color: var(--slate); max-width: 58ch; }

.people { display: flex; flex-direction: column; gap: 14px; }
.person {
  display: flex; align-items: center; gap: 16px;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease);
}
.person:hover { transform: translateX(4px); box-shadow: var(--shadow); }
.p-mark {
  width: 46px; height: 46px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: var(--ink); color: #fff;
  font-family: var(--display); font-weight: 700; font-size: .95rem; letter-spacing: -.02em;
}
.person:nth-child(2) .p-mark { background: var(--coral); }
.p-name { font-family: var(--display); font-weight: 700; font-size: 1.02rem; }
.p-role { color: var(--slate); font-size: .87rem; }

/* =====================================================================
   CONTACT
   ===================================================================== */
.contact { background: var(--plum); color: #fff; }
.contact-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: clamp(34px, 5vw, 72px); align-items: start; }
.contact h2 { margin-bottom: 16px; }

.c-list { margin: clamp(30px, 4vw, 46px) 0 0; }
.c-list > div { padding: 15px 0; border-top: 1px solid var(--plum-2); }
.c-list dt { color: var(--slate-d); margin-bottom: 5px; }
.c-list dd { margin: 0; font-size: 1rem; }
.c-list a { color: var(--saffron); border-bottom: 1px solid transparent; transition: border-color .2s; }
.c-list a:hover { border-bottom-color: var(--saffron); }

.form {
  display: flex; flex-direction: column; gap: 16px;
  background: rgba(255,255,255,.05); border: 1px solid var(--plum-2);
  border-radius: var(--r); padding: clamp(24px, 3vw, 34px);
}
.f-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.f-row { display: flex; flex-direction: column; gap: 7px; }
.f-row label {
  font-family: var(--mono); font-size: .65rem; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase; color: var(--slate-d);
}
.f-row .opt { text-transform: none; letter-spacing: .02em; opacity: .65; }
.form input, .form select, .form textarea {
  font-family: var(--body); font-size: .97rem; color: #fff;
  background: rgba(255,255,255,.04); border: 1px solid var(--plum-2); border-radius: 9px;
  padding: 12px 14px; width: 100%;
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.form textarea { resize: vertical; line-height: 1.55; }
.form select { appearance: none; cursor: pointer; padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A99FC4' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.form select option { background: var(--ink); color: #fff; }
.form input::placeholder, .form textarea::placeholder { color: rgba(169,159,196,.55); }
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--coral); box-shadow: 0 0 0 3px rgba(242,89,60,.18);
}
.form .btn { align-self: flex-start; margin-top: 4px; }
.f-note { font-size: .78rem; color: var(--slate-d); }
.f-ok { display: none; font-size: .93rem; color: #fff; background: rgba(237,168,58,.12); border-left: 3px solid var(--saffron); padding: 12px 14px; border-radius: 0 8px 8px 0; }
.f-ok.show { display: block; }
.f-err { display: none; font-size: .93rem; color: #fff; background: rgba(242,89,60,.14); border-left: 3px solid var(--coral); padding: 12px 14px; border-radius: 0 8px 8px 0; }
.f-err.show { display: block; }
.f-privacy { font-size: .72rem; color: var(--slate-d); opacity: .82; }
.hp { display: none !important; }

/* =====================================================================
   FOOTER
   ===================================================================== */
.foot { background: var(--ink); color: #fff; padding-block: 34px; }
.foot-in { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot .brand { color: #fff; }
.foot .brand-mark { color: var(--coral); }
.foot-line { margin-left: auto; color: var(--slate-d); font-size: .66rem; }
.foot-links { display: flex; gap: 20px; }
.foot-links a { font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--slate-d); transition: color .2s; }
.foot-links a:hover { color: var(--coral); }

/* =====================================================================
   REVEAL LAYER (JS only)
   ===================================================================== */
.js .anim { opacity: 0; transform: translateY(18px); }
.js .loaded .anim, .js body.loaded .anim { opacity: 1; transform: none; transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .loaded .d1 { transition-delay: .1s; }
.js .loaded .d2 { transition-delay: .2s; }
.js .loaded .d3 { transition-delay: .3s; }

.js .ln { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.js .ln > span { display: block; transform: translateY(110%); }
.js .loaded .ln > span { transform: translateY(0); transition: transform .95s var(--ease); }
.js .loaded .ln:nth-child(2) > span { transition-delay: .1s; }

.js .rv { opacity: 0; transform: translateY(24px); }
.js .rv.in {
  opacity: 1; transform: none;
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: calc(var(--i, 0) * 80ms);
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 1000px) {
  .svc, .svc.lead { grid-column: span 3; }
  .name-grid, .studio-grid, .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 24px; }
  .name-fig { order: -1; }
}

@media (max-width: 780px) {
  .nav-cta { display: none; }
  .lang-toggle { margin-left: auto; }
  .burger { display: block; margin-left: 10px; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0; margin: 0;
    flex-direction: column; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
    max-height: 0; overflow: hidden; transition: max-height .38s var(--ease);
  }
  .nav-links.open { max-height: 74vh; }
  .nav-links a { padding: 16px var(--gut); border-top: 1px solid var(--line); }
  .nav-links a::after { display: none; }

  .svc, .svc.lead { grid-column: span 6; }
  .tenets { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .f-two { grid-template-columns: minmax(0, 1fr); }
  .foot-line { margin-left: 0; order: 3; width: 100%; }
  .staff-cap { font-size: .6rem; }
}

@media (max-width: 500px) {
  .steps { grid-template-columns: minmax(0, 1fr); }
  .hero-cta .btn { width: 100%; }
}

/* =====================================================================
   REDUCED MOTION
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
  .js .anim, .js .rv { opacity: 1 !important; transform: none !important; }
  .js .ln > span { transform: none !important; }
  .js .firmus, .js .voice { stroke-dasharray: none !important; stroke-dashoffset: 0 !important; animation: none !important; }
  .js .pegs circle { opacity: 1 !important; animation: none !important; }
  .voice, .voices { animation: none !important; transform: none !important; }
  .wm-part::after { transform: scaleX(1) !important; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}