/* ============================================================
   ARC CREATIVE — styles.css
   Dark mode design system
   Fonts: Halyard Micro (headlines) + Inter (body)
============================================================ */

/* ── RESET & ROOT ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:           #1E1E1E;
  --surface:      #252525;
  --surface-2:    #1A1A1A;
  --h-color:      #C0DA72;
  --body-color:   #D0D0D0;
  --muted:        #888888;
  --border:       #303030;
  --border-light: #3A3A3A;
  --accent:       #C0DA72;
  --accent-hover: #CEDE85;
  --accent-dim:   rgba(192, 218, 114, 0.12);
  --green:        #6EBA8B;

  --font-display: 'Halyard Micro', 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --max-w: 1100px;
  --radius: 12px;
  --radius-sm: 8px;
  --section-y: 7rem;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--body-color);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul[role="list"] { list-style: none; }

/* ── LAYOUT ───────────────────────────────────────────────── */
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: var(--section-y) 0; }

/* ── TYPOGRAPHY ───────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--h-color);
}

.eyebrow,
.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-header {
  max-width: 680px;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ── NAV ──────────────────────────────────────────────────── */
#nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(30, 30, 30, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}

#nav.scrolled {
  border-color: var(--border);
  box-shadow: 0 1px 16px rgba(0, 0, 0, 0.3);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 68px;
  display: flex;
  align-items: center;
}

.nav-logo {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-logo span {
  position: absolute;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  white-space: nowrap;
  transition: opacity 0.3s ease;
}

.nav-logo .logo-full  { opacity: 1; position: relative; }
.nav-logo .logo-short { opacity: 0; }

#nav.scrolled .logo-full  { opacity: 0; }
#nav.scrolled .logo-short { opacity: 1; }

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-left: auto;
}

.nav-book {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 1.1rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 999px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s;
}

.nav-book.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.nav-book:hover { background: var(--accent-dim); }

.nav-toggle {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--accent);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  width: 16px;
  height: 1.5px;
  background: var(--accent);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-mobile {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 1rem 2rem 1.5rem;
}

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  list-style: none;
}

.nav-mobile a {
  display: block;
  padding: 0.6rem 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--body-color);
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}

.nav-mobile a:hover {
  background: var(--accent-dim);
  color: var(--accent);
}

.nav-mobile .mobile-cta {
  display: inline-flex;
  align-items: center;
  margin-top: 0.5rem;
  padding: 0.65rem 1.1rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  font-weight: 700;
  border-radius: 999px;
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  padding: 5rem 0 4rem;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-copy h1 {
  font-size: clamp(4.2rem, 8.25vw, 6.3rem);
  font-weight: 700;
  color: var(--h-color);
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

.hero-copy h1 em {
  font-style: italic;
  color: var(--body-color);
}

.hero-sub {
  font-size: 1.07rem;
  color: var(--muted);
  line-height: 1.78;
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.65rem;
  margin-bottom: 1rem;
  max-width: 620px;
}

.hero-form input,
.hero-form select {
  width: 100%;
  height: 46px;
  padding: 0 1rem;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--body-color);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.hero-form select option:first-child { color: var(--muted); }

.hero-form input::placeholder { color: var(--muted); }

.hero-form input:focus,
.hero-form select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(192, 218, 114, 0.15);
}

.hero-form button {
  height: 46px;
  padding: 0 1.35rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.hero-form button:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
}

.trust-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border-light);
  flex-shrink: 0;
}

.meeting-panel {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  max-width: 620px;
}

.meeting-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--body-color);
  margin-bottom: 0.85rem;
}

.meeting-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.65rem;
  align-items: end;
}

.meeting-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.meeting-form label span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.meeting-form input,
.meeting-form select {
  height: 42px;
  padding: 0 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--body-color);
  color-scheme: dark;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.meeting-form input:focus,
.meeting-form select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(192, 218, 114, 0.12);
}

.meeting-form button {
  height: 42px;
  padding: 0 1.1rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}

.meeting-form button:hover { background: var(--accent-dim); }

.meeting-confirm {
  margin-top: 0.75rem;
  font-size: 0.88rem;
  color: var(--green);
  font-weight: 500;
}

/* ── PROBLEM ──────────────────────────────────────────────── */
.problem-section { background: var(--bg); }

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.pain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.pain-card:hover {
  border-color: var(--border-light);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  transform: translateY(-2px);
}

.pain-num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.pain-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 0.65rem;
}

.pain-card p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.72;
}

/* ── PROCESS ──────────────────────────────────────────────── */
.process-section {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.process-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 5rem;
  align-items: start;
}

.process-header {
  position: sticky;
  top: calc(68px + 2rem);
}

.process-header h2 {
  font-size: clamp(1.8rem, 2.8vw, 2.4rem);
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 1rem;
}

.process-header p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.75;
}

.process-steps { display: flex; flex-direction: column; }

.process-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 1.5rem;
}

.step-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.step-line {
  width: 2px;
  flex: 1;
  min-height: 2rem;
  background: var(--border-light);
  margin: 0.5rem 0;
}

.step-body { padding-bottom: 2.5rem; }
.process-step-last .step-body { padding-bottom: 0; }

.step-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 0.5rem;
  padding-top: 0.6rem;
}

.step-body p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.72;
}

/* ── WHO WE HELP ──────────────────────────────────────────── */
.who-section { background: var(--bg); }

.who-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.who-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.35rem 1.75rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.who-item:last-child { border-bottom: none; }
.who-item:hover { background: var(--accent-dim); }

.who-n {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  min-width: 2rem;
}

.who-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--h-color);
}

/* ── SERVICES ─────────────────────────────────────────────── */
.services-section {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.service-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.service-card:hover {
  border-color: var(--border-light);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  transform: translateY(-2px);
}

.service-featured {
  background: var(--accent);
  border-color: var(--accent);
}

.service-featured:hover {
  border-color: var(--accent-hover);
  box-shadow: 0 8px 32px rgba(192, 218, 114, 0.2);
}

.service-badge {
  position: absolute;
  top: -1px;
  right: 1.5rem;
  transform: translateY(-50%);
  display: inline-block;
  padding: 0.25rem 0.7rem;
  background: #1E1E1E;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
}

.service-num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.service-featured .service-num { color: rgba(30, 30, 30, 0.65); }

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 0.65rem;
}

.service-featured h3 { color: #1E1E1E; }

.service-card p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.72;
}

.service-featured p { color: rgba(30, 30, 30, 0.72); }

.services-note {
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
}

/* ── WHY ARC CREATIVE ─────────────────────────────────────── */
.why-section {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  padding: var(--section-y) 0;
}

.why-inner { max-width: 680px; }

.why-copy h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--h-color);
  margin-bottom: 1.5rem;
}

.why-copy p {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.78;
  margin-bottom: 1rem;
}

.why-copy p:last-child { margin-bottom: 0; }

/* ── CTA ──────────────────────────────────────────────────── */
.cta-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--section-y) 0;
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2rem;
}

.cta-inner h2 {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 700;
  color: var(--h-color);
  line-height: 1.08;
}

.cta-inner h2 em {
  font-style: italic;
  color: var(--body-color);
}

.btn-cta-large {
  display: inline-flex;
  align-items: center;
  height: 52px;
  padding: 0 1.75rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 999px;
  transition: background 0.2s, transform 0.15s;
}

.btn-cta-large:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
}

/* ── FOOTER ───────────────────────────────────────────────── */
footer {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.footer-links {
  display: flex;
  gap: 1.75rem;
  justify-content: center;
}

.footer-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.15s;
}

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

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
}

.footer-meta p { font-size: 0.78rem; color: var(--muted); }

.footer-meta a {
  font-size: 0.78rem;
  color: var(--muted);
  transition: color 0.15s;
}

.footer-meta a:hover { color: var(--body-color); }

/* ── SCROLL FADE ──────────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --section-y: 5rem; }

  .process-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .process-header { position: static; }
}

@media (max-width: 768px) {
  :root { --section-y: 4rem; }

  .hero { padding: 3.5rem 0 3rem; }

  .hero-copy h1 { font-size: clamp(2.8rem, 9vw, 4rem); }

  .hero-form {
    grid-template-columns: 1fr;
    max-width: none;
  }

  .hero-form button { width: 100%; justify-content: center; }

  .hero-trust { flex-wrap: wrap; gap: 0.4rem; }

  .pain-grid { grid-template-columns: 1fr; gap: 1rem; }

  .services-grid { grid-template-columns: 1fr; gap: 1rem; }

  .service-badge {
    top: 1.5rem;
    right: 1.5rem;
    transform: none;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-meta { align-items: center; }

  .footer-links { flex-wrap: wrap; gap: 1rem; justify-content: center; }

  .meeting-form { grid-template-columns: 1fr; }

  .meeting-form button { width: 100%; justify-content: center; }

  .nav-mobile { padding: 1rem 1.25rem 1.5rem; }
}

@media (max-width: 540px) {
  .section-inner { padding: 0 1.25rem; }
  .nav-inner { padding: 0 1.25rem; }
  .hero-inner { padding: 0 1.25rem; }
  .hero { padding: 2.5rem 0; }

  .process-step {
    grid-template-columns: 44px 1fr;
    gap: 1rem;
  }

  .step-num {
    width: 38px;
    height: 38px;
    font-size: 0.72rem;
  }

  .who-item { padding: 1.1rem 1.25rem; }
  .who-name { font-size: 0.95rem; }

  .cta-inner h2 { font-size: clamp(1.9rem, 8vw, 2.8rem); }
}