/* ============================================================
   MEDIA ENGINEERING — SITE STYLES
   Brand: #1C1924 (ink) / #FDFDFE (paper) / #B2D456 (lime)
   Display: Space Grotesk (stand-in for Articulat CF)
   Body: Helvetica Neue
   Edit the variables below to change the whole site at once.
   ============================================================ */

:root {
  --ink: #1C1924;
  --ink-2: #242030;
  --ink-3: #2E2A3A;
  --paper: #FDFDFE;
  --lime: #B2D456;
  --muted: rgba(253, 253, 254, 0.62);
  --muted-dark: rgba(28, 25, 36, 0.62);
  --line: rgba(253, 253, 254, 0.1);
  --line-dark: rgba(28, 25, 36, 0.12);
  --display: "Space Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --body: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --radius: 18px;
  --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--body);
  background: var(--ink);
  color: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100%;
  position: relative;
}

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

a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Type ---------- */

h1, h2, h3, .display {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); line-height: 1.2; }

.eyebrow {
  font-family: var(--display);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--lime);
  margin-bottom: 18px;
}

.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 640px; }

.accent { color: var(--lime); }

/* ---------- Header ---------- */

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28, 25, 36, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  max-width: 100%;
  overflow: visible;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 30px 30px;
  max-width: min(var(--maxw), 100%);
  width: 100%;
  margin: 0 auto;
  min-width: 0;
}

.nav .logo {
  position: relative;
  z-index: 120;
  flex-shrink: 0;
  min-width: 0;
  max-width: min(360px, calc(100% - 70px));
  display: flex;
  align-items: center;
  line-height: 0;
}

.nav .logo img {
  width: auto;
  height: 52px;
  max-height: 52px;
  max-width: 100%;
  object-fit: contain;
  display: block;
}

.nav-links { display: flex; gap: 34px; align-items: center; }

.nav-links a {
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
  transition: color 0.2s;
}

.nav-links a:hover, .nav-links a.active { color: var(--lime); }

/* Nav CTA button: full contrast at rest, glow on hover */
.nav-links a.btn-lime { color: var(--ink); font-size: 1rem; padding: 13px 26px; box-shadow: 0 0 0 rgba(178, 212, 86, 0); }
.nav-links a.btn-lime:hover { color: var(--ink); background: #c3e267; box-shadow: 0 6px 22px rgba(178, 212, 86, 0.35); }

/* Mobile hamburger */
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  z-index: 120;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--paper);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

html.nav-open,
html.nav-open body {
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
}

body.nav-open {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  overflow: hidden;
}

body.nav-open header {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background: transparent;
  border-bottom-color: transparent;
  z-index: 130;
}

body.nav-open .nav-toggle {
  position: relative;
  z-index: 130;
  background: rgba(28, 25, 36, 0.9);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.98rem;
  padding: 14px 26px;
  border-radius: 999px;
  transition: transform 0.15s ease, background 0.2s, color 0.2s;
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-2px); }

.btn-lime { background: var(--lime); color: var(--ink); }
.btn-lime:hover { background: #c3e267; }

.btn-ghost { background: transparent; color: var(--paper); border: 1px solid rgba(253, 253, 254, 0.3); }
.btn-ghost:hover { border-color: var(--lime); color: var(--lime); }

.btn-dark { background: var(--ink); color: var(--paper); }

.btn-sm { padding: 10px 20px; font-size: 0.88rem; }

/* ---------- Hero ---------- */

.hero { padding: 110px 0 70px; position: relative; overflow: hidden; }

.hero::after {
  content: "";
  position: absolute;
  right: -220px;
  top: -160px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(178, 212, 86, 0.14) 0%, transparent 65%);
  pointer-events: none;
}

.hero .wrap { position: relative; z-index: 1; }

.hero h1 { max-width: 820px; margin-bottom: 26px; }

.hero .lead { margin-bottom: 38px; }

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 70px; }

/* ---------- Stats ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 40px;
}

.stat .num {
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 700;
  color: var(--lime);
  line-height: 1;
}

.stat .label {
  margin-top: 8px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- Client marquee ---------- */

.clients { padding: 70px 0; border-top: 1px solid var(--line); overflow: hidden; }

.clients .eyebrow { text-align: center; margin-bottom: 40px; }

.marquee { display: flex; gap: 22px; width: max-content; animation: scroll 55s linear infinite; }

.marquee:hover { animation-play-state: paused; }

@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.client-card {
  width: 210px;
  flex-shrink: 0;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s;
}

.client-card:hover { transform: translateY(-4px); border-color: rgba(178, 212, 86, 0.5); }

.client-card img { width: 100%; height: 210px; object-fit: cover; }

.client-card .name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.12rem;
  text-align: center;
  padding: 14px 12px 6px;
}

.client-card .meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 0 12px 16px;
}

.client-card .handle {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.82rem;
}

.client-card .handle img { width: 14px; height: 14px; }

.client-card .count {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--lime);
}

/* Placeholder tile shown until a real headshot file is added */
.client-card .ph {
  width: 100%;
  height: 210px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 700;
  font-size: 2.6rem;
  color: var(--lime);
  background: linear-gradient(145deg, var(--ink-3), var(--ink-2));
}

/* ---------- Sections ---------- */

section.dark { background: var(--ink); padding: 90px 0; }
section.darker { background: #16141d; padding: 90px 0; }
section.light { background: var(--paper); color: var(--ink); padding: 90px 0; }
section.light .lead { color: var(--muted-dark); }
section.light .eyebrow { color: #7ea826; }

.section-head { max-width: 720px; margin-bottom: 56px; }

/* ---------- Proof / case cards ---------- */

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.proof-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.proof-card .big {
  font-family: var(--display);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--lime);
  line-height: 1.05;
}

.proof-card .who {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
}

.proof-card .who img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }

.proof-card p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Problems ---------- */

.problems-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.problem-card {
  background: #f4f4f6;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 34px 30px;
}

.problem-card h3 { margin-bottom: 14px; }

.problem-card .tag {
  display: inline-block;
  font-family: var(--display);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
  background: var(--ink);
  color: var(--lime);
}

.problem-card p { color: var(--muted-dark); font-size: 0.97rem; margin-bottom: 12px; }

.problem-card strong { color: var(--ink); }

.problem-card h4 {
  font-family: var(--display);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #7ea826;
  margin: 18px 0 10px;
}

.problem-card ul { list-style: none; }

.problem-card li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  color: var(--muted-dark);
  font-size: 0.94rem;
}

.problem-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--ink);
}

.problem-card ul.fixed li::before { background: #7ea826; }

/* ---------- Definition cards (About) ---------- */

.defs { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }

.def-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 36px;
}

.def-card .term {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  color: var(--lime);
}

.def-card .pos { color: var(--muted); font-style: italic; font-size: 0.95rem; margin: 6px 0 16px; }

.def-card p { color: var(--paper); font-size: 1.05rem; }

/* Proof card bullet lists */

.proof-card ul { list-style: none; }

.proof-card li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.93rem;
}

.proof-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--lime);
}

.proof-card .who .ph-sm {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--lime);
  background: linear-gradient(145deg, var(--ink-3), var(--ink));
  border: 1px solid var(--line);
}

/* ---------- Offers ---------- */

.offer {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 44px 40px;
  margin-bottom: 26px;
}

.offer .index {
  font-family: var(--display);
  color: var(--lime);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  margin-bottom: 12px;
}

.offer h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin-bottom: 14px; }

.offer .desc { color: var(--muted); max-width: 760px; margin-bottom: 28px; }

.offer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; margin-bottom: 28px; }

.offer-cols h4 {
  font-family: var(--display);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--lime);
  margin-bottom: 14px;
}

.offer ul { list-style: none; }

.offer li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.offer li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 13px;
  height: 13px;
  background: var(--lime);
  clip-path: polygon(14% 44%, 0 60%, 40% 100%, 100% 16%, 84% 4%, 38% 72%);
}

.offer .meta {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.offer .meta p { color: var(--muted); font-size: 0.92rem; max-width: 680px; }

.offer .meta strong { color: var(--paper); }

/* Offer teaser cards (home page) */

.offers-teaser { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.teaser-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  transition: transform 0.2s, border-color 0.2s;
}

.teaser-card:hover { transform: translateY(-4px); border-color: rgba(178, 212, 86, 0.5); }

.teaser-card .index { font-family: var(--display); color: var(--lime); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.16em; margin-bottom: 12px; }

.teaser-card h3 { margin-bottom: 12px; }

.teaser-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 18px; }

.teaser-card .more { font-family: var(--display); font-weight: 700; font-size: 0.9rem; color: var(--lime); }

/* ---------- Position band ---------- */

.band { background: var(--lime); color: var(--ink); padding: 90px 0; }

.band h2 { max-width: 900px; }

.band p { margin-top: 22px; font-size: 1.1rem; max-width: 720px; color: rgba(28, 25, 36, 0.75); }

/* ---------- FAQ ---------- */

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 6px 0;
}

.faq summary {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 20px 40px 20px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--lime);
  font-size: 1.5rem;
  font-weight: 400;
}

.faq details[open] summary::after { content: "\2013"; }

.faq details p { color: var(--muted); padding: 0 0 22px; max-width: 820px; }

/* ---------- About ---------- */

.founder { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: center; }

.founder-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-family: var(--display);
  text-align: center;
  padding: 20px;
}

.founder-photo img { width: 100%; height: 100%; object-fit: cover; }

.founder-copy p { color: var(--muted); margin-bottom: 18px; }

.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* ---------- Contact ---------- */

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 50px; }

.contact-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px 34px;
}

.contact-card h3 { margin-bottom: 12px; }

.contact-card p { color: var(--muted); margin-bottom: 24px; font-size: 0.97rem; }

/* ---------- CTA ---------- */

.cta { text-align: center; padding: 110px 0; }

.cta h2 { margin-bottom: 18px; }

.cta p { color: var(--muted); margin-bottom: 36px; font-size: 1.1rem; }

/* ---------- Footer ---------- */

footer { border-top: 1px solid var(--line); padding: 60px 0 40px; background: #16141d; }

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.footer-top .logo img { height: 30px; }

.footer-links { display: flex; gap: 26px; }

.footer-links a { color: var(--muted); font-size: 0.92rem; transition: color 0.2s; }

.footer-links a:hover { color: var(--paper); }

.socials { display: flex; gap: 14px; }

.socials a {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s;
}

.socials a:hover { border-color: var(--lime); }

.socials img { width: 17px; height: 17px; }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; position: relative; }

  .nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 100vw;
    height: 100%;
    height: 100dvh;
    margin: 0;
    padding: 100px 28px 48px;
    background: #16141d;
    /* Stay in-viewport when closed — avoid sideways page scroll */
    transform: translateX(0);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: 115;
    overflow-x: hidden;
    overflow-y: hidden;
    overscroll-behavior: none;
    touch-action: none;
    box-sizing: border-box;
  }

  body.nav-open .nav-links {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    touch-action: none;
  }

  .nav-links a {
    font-size: 1.45rem;
    padding: 16px 4px;
    border-bottom: 1px solid var(--line);
  }

  .nav-links a.btn-lime {
    margin-top: 22px;
    justify-content: center;
    border-bottom: none;
    width: 100%;
  }

  .nav { padding: 16px 16px; }
  .nav .logo { max-width: min(280px, calc(100% - 70px)); }
  .nav .logo img { height: 40px; max-height: 40px; }
  .nav-toggle { flex-shrink: 0; }
  .stats { grid-template-columns: 1fr; gap: 28px; }
  .proof-grid, .track-grid { grid-template-columns: 1fr; }
  .problems-grid, .offers-teaser, .offer-cols, .contact-grid { grid-template-columns: 1fr; }
  .founder { grid-template-columns: 1fr; gap: 34px; }
  .hero { padding: 70px 0 50px; }
}