/* ==========================================================================
   EES MODEL — Design System
   Dark slate canvas · brand orange accent · diagonal-cut geometry
   Palette sourced from the EES MODEL 2025 company deck.
   ========================================================================== */

/* ----------------------------------------------------------------- TOKENS */
:root {
  /* Surfaces — deep charcoal through brand slate */
  --ink:        #131418;
  --bg:         #1A1C20;
  --bg-2:       #202328;
  --surface:    #24272C;
  --surface-2:  #2C3036;
  --slate:      #45484F;   /* brand slate, from logo */

  /* Accent — brand orange, from the company deck */
  --accent:     #C87732;
  --accent-hi:  #E08B3C;
  --accent-lo:  #A65F24;
  --accent-08:  rgba(200, 119, 50, .08);
  --accent-16:  rgba(200, 119, 50, .16);
  --accent-32:  rgba(200, 119, 50, .32);

  /* Type colours */
  --text:   #F4F2EF;
  --muted:  #BBB6B0;   /* brand taupe, from logo */
  --faint:  #8A8781;
  --dim:    #625F5B;

  /* Lines */
  --line:      rgba(187, 182, 176, .13);
  --line-str:  rgba(187, 182, 176, .26);

  /* Diagonal cut depth — the signature geometry */
  --cut:    clamp(16px, 2vw, 30px);
  --cut-sm: clamp(10px, 1.2vw, 16px);
  --cut-lg: clamp(28px, 4vw, 64px);

  /* Type */
  --sans: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --body: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;

  /* Rhythm */
  --wrap: 1280px;
  --gutter: clamp(20px, 5vw, 64px);
  --sect: clamp(72px, 11vw, 160px);

  /* Motion */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --t: .55s var(--ease);
}

/* ------------------------------------------------------------------ RESET */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; font-size: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--muted);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.is-locked { overflow: hidden; }

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5 { margin: 0; font-family: var(--sans); color: var(--text); font-weight: 700; line-height: 1.06; letter-spacing: -.02em; }
p { margin: 0; }

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

:focus-visible {
  outline: 2px solid var(--accent-hi);
  outline-offset: 3px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb { background: var(--slate); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ----------------------------------------------------------- DIAGONAL CUT
   The core geometric device. Every card, image and button is cut on the
   diagonal, echoing the slash inside the EES letterform.
   -------------------------------------------------------------------------- */
.cut-tr { clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%); }
.cut-br { clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%); }
.cut-bl { clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))); }
.cut-tl { clip-path: polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut)); }
/* Opposite pair — the signature "parallelogram" read */
.cut-x  { clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))); }
.cut-lg.cut-tr { clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%); }
.cut-lg.cut-bl { clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg))); }

/* Hairline that follows a diagonal cut: outer holds the line colour,
   inner is inset by 1px and re-clipped. */
.edge      { background: var(--line-str); padding: 1px; }
.edge > *  { background: var(--surface); }

/* Orange bevel sitting on the cut corner */
.bevel { position: relative; }
.bevel::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: calc(var(--cut) * 1.42);
  height: 2px;
  background: var(--accent);
  transform-origin: right top;
  transform: rotate(135deg) translateY(-1px);
  transition: width .5s var(--ease), background .3s;
  pointer-events: none;
  z-index: 3;
}
.bevel:hover::after { width: calc(var(--cut) * 2.1); background: var(--accent-hi); }

/* ---------------------------------------------------------------- LAYOUT */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--sect); position: relative; }
.section--tight { padding-block: clamp(56px, 7vw, 100px); }
main { display: block; }

/* Diagonal grid backdrop — the logo slash, tiled */
.slashfield {
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image:
    repeating-linear-gradient(135deg,
      transparent 0 38px,
      var(--line) 38px 39px,
      transparent 39px 78px);
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}

/* Vertical rule columns */
.rules { position: absolute; inset: 0; pointer-events: none; display: flex; justify-content: space-between; padding-inline: var(--gutter); max-width: var(--wrap); margin-inline: auto; left: 0; right: 0; }
.rules span { width: 1px; background: linear-gradient(180deg, transparent, var(--line) 18%, var(--line) 82%, transparent); }
@media (max-width: 760px) { .rules span:nth-child(n+3) { display: none; } }

/* ------------------------------------------------------------ TYPOGRAPHY */
.display {
  font-family: var(--sans);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -.035em;
  color: var(--text);
  text-transform: uppercase;
}
/* Display type kept to normal, restrained heading sizes rather than oversized */
.d1 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); }
.d2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
.d3 { font-size: clamp(1.3rem, 2vw, 1.7rem); letter-spacing: -.02em; }

/* Eyebrow — letterspaced sans with an orange slash */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--sans);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 8px;
  background: var(--accent);
  clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%);
  flex: none;
}
.eyebrow--muted { color: var(--faint); }
.eyebrow--muted::before { background: var(--accent); }

.lead { font-size: clamp(.98rem, 1.25vw, 1.1rem); line-height: 1.72; color: var(--muted); }
.text-accent { color: var(--accent); }
.text-bright { color: var(--text); }

/* Section head */
.shead { max-width: 720px; margin-bottom: clamp(40px, 5vw, 68px); position: relative; z-index: 2; }
.shead--wide { max-width: 900px; }
.shead p { margin-top: 22px; }
.shead--split { max-width: none; display: grid; grid-template-columns: 1fr minmax(0, 460px); gap: clamp(24px, 4vw, 64px); align-items: end; }
@media (max-width: 900px) { .shead--split { grid-template-columns: 1fr; align-items: start; } }

/* Index numeral */
.numeral {
  font-family: var(--sans);
  font-weight: 800;
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--accent);
}

/* ---------------------------------------------------------------- BUTTONS */
.btn {
  --cut: 14px;
  position: relative;
  display: inline-flex; align-items: center; gap: 12px;
  padding: 17px 30px;
  font-family: var(--sans);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  overflow: hidden;
  isolation: isolate;
  transition: color .4s var(--ease), transform .4s var(--ease);
  white-space: nowrap;
}
/* Diagonal fill sweep */
.btn::before {
  content: "";
  position: absolute; inset: -2px;
  background: var(--text);
  transform: translateX(-101%) skewX(-14deg);
  transition: transform .55s var(--ease);
  z-index: -1;
}
.btn:hover { color: var(--ink); transform: translateY(-2px); }
.btn:hover::before { transform: translateX(0) skewX(-14deg); }
.btn:active { transform: translateY(0); }
.btn svg { flex: none; transition: transform .45s var(--ease); }
.btn:hover svg { transform: translateX(5px); }

.btn--ghost { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1px var(--line-str); }
.btn--ghost::before { background: var(--accent); }
.btn--ghost:hover { color: #fff; box-shadow: inset 0 0 0 1px transparent; }

.btn--light { background: var(--text); color: var(--ink); }
.btn--light::before { background: var(--accent); }
.btn--light:hover { color: #fff; }

.btn--lg { padding: 21px 40px; font-size: .86rem; --cut: 18px; }
.btn--sm { padding: 12px 20px; font-size: .72rem; --cut: 10px; }

/* Text link with diagonal underline growth */
.tlink {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--sans);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--text);
  padding-bottom: 6px;
  position: relative;
}
.tlink::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--accent);
  transform: scaleX(.32); transform-origin: left;
  transition: transform .5s var(--ease);
}
.tlink:hover { color: var(--accent); }
.tlink:hover::after { transform: scaleX(1); }
.tlink svg { transition: transform .45s var(--ease); }
.tlink:hover svg { transform: translateX(5px); }

/* --------------------------------------------------------------------- NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 90;
  transition: background .45s var(--ease), border-color .45s, transform .5s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav__inner {
  max-width: var(--wrap); margin-inline: auto;
  padding: 22px var(--gutter);
  display: flex; align-items: center; gap: clamp(20px, 4vw, 52px);
  transition: padding .45s var(--ease);
}
.nav.is-stuck { background: rgba(19, 20, 24, .88); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom-color: var(--line); }
.nav.is-stuck .nav__inner { padding-block: 14px; }
.nav.is-hidden { transform: translateY(-100%); }

.nav__brand { flex: none; display: block; }
.nav__brand img { height: clamp(44px, 5.2vw, 62px); width: auto; transition: height .45s var(--ease); }
.nav.is-stuck .nav__brand img { height: 42px; }

.nav__links { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 34px); margin-left: auto; }
.nav__links a {
  position: relative;
  font-family: var(--sans);
  font-size: .78rem; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase;
  color: var(--muted);
  padding: 8px 2px;
  transition: color .35s;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--accent);
  clip-path: polygon(6% 0, 100% 0, 94% 100%, 0 100%);
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--text); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); }

.nav__actions { display: flex; align-items: center; gap: 14px; flex: none; }

@media (max-width: 1080px) { .nav__links { display: none; } .nav__actions { margin-left: auto; } }

/* Burger */
.burger {
  --cut: 8px;
  width: 46px; height: 46px;
  display: none; place-items: center;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: background .35s;
}
.burger:hover { background: var(--accent); }
.burger span { display: block; width: 18px; height: 2px; background: var(--text); transition: transform .4s var(--ease), opacity .3s; }
.burger span + span { margin-top: 5px; width: 12px; margin-left: 6px; }
.burger.is-open span:first-child { transform: translateY(3.5px) rotate(45deg); }
.burger.is-open span:last-child { transform: translateY(-3.5px) rotate(-45deg); width: 18px; margin-left: 0; }
@media (max-width: 1080px) { .burger { display: grid; } }

/* --------------------------------------------------------- SIDE / OVERLAY MENU */
.sidemenu {
  position: fixed; inset: 0; z-index: 95;
  background: var(--ink);
  display: grid; grid-template-rows: 1fr auto;
  padding: clamp(90px, 14vh, 150px) var(--gutter) clamp(32px, 5vh, 56px);
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  transition: clip-path .75s var(--ease);
  visibility: hidden;
  overflow-y: auto;
}
.sidemenu.is-open { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); visibility: visible; }
.sidemenu__bg { position: absolute; inset: 0; opacity: .35; background-image: repeating-linear-gradient(135deg, transparent 0 46px, var(--line) 46px 47px, transparent 47px 94px); pointer-events: none; }
.sidemenu__links { display: flex; flex-direction: column; gap: 2px; justify-content: center; position: relative; }
.sidemenu__links a {
  display: flex; align-items: baseline; gap: clamp(14px, 3vw, 34px);
  font-family: var(--sans); font-weight: 800; text-transform: uppercase;
  font-size: clamp(2rem, 8vw, 4.6rem); line-height: 1.04; letter-spacing: -.035em;
  color: var(--text);
  padding: clamp(6px, 1.1vh, 14px) 0;
  opacity: 0; transform: translateY(28px);
  transition: color .35s, opacity .6s var(--ease), transform .6s var(--ease);
}
.sidemenu.is-open .sidemenu__links a { opacity: 1; transform: none; }
.sidemenu.is-open .sidemenu__links a:nth-child(1) { transition-delay: .16s; }
.sidemenu.is-open .sidemenu__links a:nth-child(2) { transition-delay: .22s; }
.sidemenu.is-open .sidemenu__links a:nth-child(3) { transition-delay: .28s; }
.sidemenu.is-open .sidemenu__links a:nth-child(4) { transition-delay: .34s; }
.sidemenu.is-open .sidemenu__links a:nth-child(5) { transition-delay: .40s; }
.sidemenu.is-open .sidemenu__links a:nth-child(6) { transition-delay: .46s; }
.sidemenu__links a:hover { color: var(--accent); }
.sidemenu__links .n { font-size: .7rem; font-weight: 700; letter-spacing: .2em; color: var(--accent); flex: none; }
.sidemenu__foot { display: flex; flex-wrap: wrap; gap: 12px clamp(20px, 4vw, 44px); align-items: center; padding-top: 26px; border-top: 1px solid var(--line); font-size: .88rem; position: relative; }
.sidemenu__foot a:hover { color: var(--accent); }
.sidemenu__close { position: absolute; top: clamp(22px, 3vh, 34px); right: var(--gutter); width: 46px; height: 46px; display: grid; place-items: center; color: var(--text); box-shadow: inset 0 0 0 1px var(--line-str); clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px)); transition: background .35s, color .35s; }
.sidemenu__close:hover { background: var(--accent); color: #fff; }

/* ------------------------------------------------------------------- CARDS */
.card {
  position: relative;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: background .5s var(--ease), transform .5s var(--ease);
  overflow: hidden;
  isolation: isolate;
}
.card:hover { background: var(--surface-2); transform: translateY(-5px); }
/* Orange wash sweeping in on the diagonal */
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--accent-16), transparent 55%);
  opacity: 0; transition: opacity .5s var(--ease);
  z-index: -1;
}
.card:hover::before { opacity: 1; }

.card__body { padding: clamp(24px, 3vw, 38px); }
.card__title { font-size: clamp(1.12rem, 1.6vw, 1.4rem); font-weight: 700; letter-spacing: -.02em; transition: color .35s; }
.card:hover .card__title { color: var(--accent); }
.card__text { margin-top: 12px; font-size: .95rem; color: var(--faint); line-height: 1.68; }

/* Media block with matching cut */
.media {
  position: relative; overflow: hidden;
  background: var(--ink);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}
.media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.05s var(--ease), filter .6s; }
.media--bl { clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))); }
.media--x  { clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))); }
a:hover > .media img, .card:hover .media img, .media:hover img { transform: scale(1.06); }

/* Ratio helpers */
.r-1x1  { aspect-ratio: 1 / 1; }
.r-4x3  { aspect-ratio: 4 / 3; }
.r-3x2  { aspect-ratio: 3 / 2; }
.r-16x9 { aspect-ratio: 16 / 9; }
.r-4x5  { aspect-ratio: 4 / 5; }

/* Grids */
.grid { display: grid; gap: clamp(16px, 1.8vw, 26px); }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1020px) { .g-3, .g-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .g-2, .g-3, .g-4 { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------- REVEALS */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .85s var(--ease), transform .85s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }
.reveal[data-d="5"] { transition-delay: .40s; }
.reveal[data-d="6"] { transition-delay: .48s; }

/* Diagonal wipe-in for media */
.wipe { clip-path: polygon(0 0, 0 0, 0 100%, 0 100%); transition: clip-path 1.1s var(--ease); }
.wipe.is-in { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }

/* Line that draws itself */
.drawline { transform: scaleX(0); transform-origin: left; transition: transform 1s var(--ease); }
.drawline.is-in { transform: scaleX(1); }

@media (prefers-reduced-motion: reduce) {
  .reveal, .wipe, .drawline { opacity: 1 !important; transform: none !important; clip-path: none !important; transition: none !important; }
  * { animation-duration: .01ms !important; transition-duration: .06s !important; }
}

/* ------------------------------------------------------------------ FOOTER */
.footer { background: var(--ink); border-top: 1px solid var(--line); position: relative; overflow: hidden; }
.footer__slash { position: absolute; inset: 0; opacity: .5; background-image: repeating-linear-gradient(135deg, transparent 0 44px, var(--line) 44px 45px, transparent 45px 90px); pointer-events: none; }
.footer__grid {
  position: relative;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: clamp(28px, 4vw, 56px);
  padding-block: clamp(56px, 7vw, 92px) clamp(40px, 4vw, 60px);
}
@media (max-width: 980px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__logo { height: 40px; width: auto; margin-bottom: 22px; }
.footer__about { font-size: .95rem; color: var(--faint); max-width: 34ch; }
.footer h4 { font-size: .74rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; }
.footer__list { display: flex; flex-direction: column; gap: 11px; font-size: .93rem; }
.footer__list a, .footer__list span { color: var(--faint); transition: color .3s, transform .3s var(--ease); display: inline-block; }
.footer__list a:hover { color: var(--accent); transform: translateX(4px); }
.footer__bar { position: relative; display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; padding-block: 24px; border-top: 1px solid var(--line); font-size: .84rem; color: var(--dim); }

/* Social icon chips */
.socials { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.social {
  --cut: 7px;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  color: var(--muted);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: background .35s, color .35s, transform .35s var(--ease);
}
.social:hover { background: var(--accent); color: #fff; transform: translateY(-3px); }
.social img, .social svg { width: 18px; height: 18px; object-fit: contain; }
.social img { filter: brightness(0) invert(.82); transition: filter .35s; }
.social:hover img { filter: brightness(0) invert(1); }

/* Back to top */
.totop {
  position: fixed; right: clamp(16px, 2.5vw, 32px); bottom: clamp(16px, 2.5vw, 32px);
  z-index: 70; --cut: 9px;
  width: 48px; height: 48px; display: grid; place-items: center;
  background: var(--accent); color: #fff;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: opacity .4s, transform .4s var(--ease), background .3s, visibility .4s;
}
.totop.is-on { opacity: 1; visibility: visible; transform: none; }
.totop:hover { background: var(--accent-hi); }

/* Floating WhatsApp */
.wa {
  position: fixed; left: clamp(16px, 2.5vw, 32px); bottom: clamp(16px, 2.5vw, 32px);
  z-index: 70; --cut: 9px;
  width: 52px; height: 52px; display: grid; place-items: center;
  background: var(--surface); color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line-str);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: background .35s, color .35s, transform .35s var(--ease);
}
.wa:hover { background: #25D366; color: #fff; transform: translateY(-3px); }

/* -------------------------------------------------------------- PRELOADER */
.loader {
  position: fixed; inset: 0; z-index: 200;
  background: var(--ink);
  display: grid; place-items: center;
  transition: clip-path 1s var(--ease), opacity .5s .35s;
}
.loader.is-done { clip-path: polygon(0 0, 100% 0, 100% 0, 0 0); opacity: 0; pointer-events: none; }
.loader__inner { display: flex; flex-direction: column; align-items: center; gap: 30px; }
.loader__mark { width: clamp(150px, 22vw, 230px); height: auto; overflow: visible; }
/* pathLength="1" on every path lets one dash rule drive them all */
.loader__mark path {
  stroke: var(--muted);
  stroke-width: 7.4;
  fill: none;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw .9s var(--ease-io) forwards;
}
/* The diagonal slash draws last, in brand orange — the signature of the mark */
.loader__mark .slash { stroke: var(--accent); animation-delay: .62s; animation-duration: .5s; }
/* Stagger the three glyphs so the mark builds left to right */
.loader__mark > g > g:nth-child(2) path { animation-delay: .10s; }
.loader__mark > g > g:nth-child(3) path { animation-delay: .20s; }
.loader__mark > g > g:nth-child(1) .slash { animation-delay: .66s; }
.loader__mark > g > g:nth-child(2) .slash { animation-delay: .76s; }
.loader__mark > g > g:nth-child(3) .slash { animation-delay: .86s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.loader__bar { width: clamp(150px, 22vw, 230px); height: 2px; background: var(--line-str); overflow: hidden; }
.loader__bar i { display: block; height: 100%; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; animation: fill 1.5s var(--ease) forwards; }
@keyframes fill { to { transform: scaleX(1); } }
.loader__word { font-family: var(--sans); font-size: .7rem; font-weight: 600; letter-spacing: .34em; text-transform: uppercase; color: var(--dim); }
@media (prefers-reduced-motion: reduce) { .loader { display: none; } }

/* ------------------------------------------------------------------ UTILS */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip {
  position: absolute; left: 12px; top: -60px; z-index: 300;
  background: var(--accent); color: #fff; padding: 12px 20px;
  font-family: var(--sans); font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  transition: top .3s;
}
.skip:focus { top: 12px; }