/* =====================================================
   LYNTICAI — Styles
   Dark minimalist · Inter · Electric lime accent
   ===================================================== */

/* === DESIGN TOKENS === */
:root {
  --bg:          #080808;
  --surface:     #0e0e0e;
  --surface-2:   #141414;
  --border:      #1c1c1c;
  --border-2:    #252525;
  --text:        #f0f0ed;
  --text-2:      #999;
  --text-3:      #555;
  --accent:      #c8f542;
  --accent-dim:  rgba(200, 245, 66, 0.08);
  --accent-dark: #a8d030;
  --font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:    cubic-bezier(0, 0, 0.2, 1);
  --r:           3px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { font-family: var(--font); }

::selection {
  background: var(--accent);
  color: #080808;
}

/* custom scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 99px; }

/* === LAYOUT === */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 3rem;
}

section { padding: 10rem 0; }

/* =====================================================
   NAVIGATION
   ===================================================== */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  padding: 1.75rem 0;
  transition: padding 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  padding: 1.1rem 0;
  background: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text);
  transition: color 0.3s;
}
.nav-logo:hover { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.75rem;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-2);
  letter-spacing: 0.02em;
  position: relative;
  transition: color 0.3s;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav-link:hover,
.nav-link.active { color: var(--text); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav-cta {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--accent);
  color: #080808;
  padding: 0.55rem 1.35rem;
  border-radius: var(--r);
  transition: background 0.25s, transform 0.25s;
}
.nav-cta:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

/* mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 201;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.35s var(--ease), opacity 0.25s;
  transform-origin: center;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* =====================================================
   HERO
   ===================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* bg layers */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200, 245, 66, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 245, 66, 0.05) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
  mask-image: radial-gradient(ellipse 95% 75% at 50% 40%, black 20%, transparent);
}
.hero-glow {
  position: absolute;
  top: -25%;
  left: 20%;
  width: 75%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(200, 245, 66, 0.07) 0%, transparent 70%);
}

/* content */
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  padding-top: 7rem;
}

.hero-headline {
  font-size: clamp(3.25rem, 9vw, 7.5rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 1.75rem;
  max-width: 14ch;
}
.hero-headline em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  font-weight: 300;
  color: var(--text-2);
  max-width: 50ch;
  line-height: 1.75;
  margin-bottom: 3rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #080808;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.9rem 2rem;
  border-radius: var(--r);
  transition: background 0.25s, transform 0.25s, gap 0.25s;
}
.btn-primary .icon { width: 15px; height: 15px; transition: transform 0.25s var(--ease); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-primary:hover .icon { transform: translateX(4px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-2);
  border-bottom: 1px solid var(--border-2);
  padding-bottom: 2px;
  transition: color 0.25s, border-color 0.25s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-2); }

/* scroll cue */
.scroll-cue {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-3);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: lineBreath 2.4s ease-in-out infinite;
}
.scroll-icon {
  width: 14px;
  height: 14px;
  color: var(--accent);
  animation: arrowDrop 2.4s ease-in-out infinite;
}
@keyframes lineBreath {
  0%, 100% { opacity: 0.35; transform: scaleY(0.9); }
  50%       { opacity: 1;    transform: scaleY(1); }
}
@keyframes arrowDrop {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50%       { transform: translateY(5px); opacity: 1; }
}

/* =====================================================
   HERO HEADLINE TYPEWRITER
   ===================================================== */
.headline-main,
.headline-accent {
  display: inline-block;
}

.headline-main.typing::after,
.headline-accent.typing::after {
  content: '_';
  color: var(--accent);
  animation: typeCursor 0.75s step-end infinite;
  font-style: normal;
}

@keyframes typeCursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* =====================================================
   MARQUEE
   ===================================================== */
.marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--surface);
  padding: 1rem 0;
}
.marquee-track {
  display: flex;
  gap: 2rem;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
}
.marquee-track span {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}
.marquee-track .dot { color: var(--accent); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* =====================================================
   SHARED SECTION STYLES
   ===================================================== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(2.1rem, 4.5vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.08;
  margin-bottom: 1.25rem;
}

.section-desc {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.75;
}

.section-header--split .section-desc {
  max-width: none;
}

.section-header {
  margin-bottom: 5rem;
}

.section-header--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: end;
}

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

.services-panel {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
}

.services-panel-item {
  padding: 4rem 3.5rem;
  display: flex;
  gap: 2.25rem;
  align-items: flex-start;
  transition: background 0.35s var(--ease);
}
.services-panel-item:hover { background: var(--surface-2); }

.sp-divider { background: var(--border); }

.sp-icon {
  width: 34px;
  height: 34px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.2rem;
}
.sp-icon svg { width: 100%; height: 100%; }

.sp-body h3 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 0.9rem;
  line-height: 1.25;
}

.sp-body p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.75;
}

/* =====================================================
   ABOUT
   ===================================================== */
.about .section-header {
  margin-bottom: 2.5rem;
}

.about-intro {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 4rem;
}

/* team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.team-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 2.5rem 2.5rem 2.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  transition: border-color 0.3s, background 0.3s;
}
.team-card:hover {
  background: var(--surface-2);
  border-color: rgba(200, 245, 66, 0.2);
}

/* circular avatar */
.team-avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
}
.team-avatar img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  object-position: center top;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.team-avatar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 38%, rgba(200, 245, 66, 0.08) 0%, transparent 65%);
  pointer-events: none;
}

.team-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.3rem;
  margin-bottom: 0.35rem;
}
.team-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.team-role {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.team-tagline {
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.01em;
  margin-bottom: 1rem;
}

.team-bio {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.78;
}

.about-bottom-tagline {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 68ch;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

/* =====================================================
   AGENT WORKFLOW STEPS
   ===================================================== */
.agent-steps {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 2px;
}

.agent-step {
  padding: 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  transition: background 0.3s var(--ease);
}
.agent-step:hover { background: var(--surface-2); }

.step-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.agent-step p {
  font-size: 0.845rem;
  color: var(--text-2);
  line-height: 1.72;
}

.step-divider { background: var(--border); }

/* =====================================================
   WORK
   ===================================================== */
.work {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.work-card {
  background: var(--surface);
  padding: 2.75rem;
  position: relative;
  transition: background 0.3s var(--ease);
}
.work-card:hover { background: var(--surface-2); }

.work-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.work-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.work-tag {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.28rem 0.7rem;
  border-radius: 2px;
}

.work-year {
  font-size: 0.75rem;
  color: var(--text-3);
}

.work-arrow {
  width: 28px;
  height: 28px;
  color: var(--accent);
  flex-shrink: 0;
  opacity: 0.3;
  transform: rotate(90deg);
  transition: opacity 0.35s, transform 0.45s var(--ease);
}
.work-arrow svg { width: 100%; height: 100%; }
.work-card.visible .work-arrow {
  opacity: 0.45;
  transform: rotate(0deg);
}
.work-card:hover .work-arrow {
  opacity: 1;
  transform: rotate(0deg);
}

.work-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}
.work-card p {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.72;
  margin-bottom: 2rem;
}

.work-metrics {
  display: flex;
  gap: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.metric { display: flex; flex-direction: column; gap: 0.2rem; }
.metric-val {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  line-height: 1;
}
.metric-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* =====================================================
   CONTACT
   ===================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 7rem;
  align-items: start;
}

.contact-left {
  position: sticky;
  top: 8rem;
}
.contact-left p {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--accent);
  transition: gap 0.3s;
}
.contact-email svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.contact-email:hover { gap: 0.9rem; }
.contact-email:hover svg { transform: translateX(4px); }

/* form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.form-field label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}
.form-field input,
.form-field textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 300;
  padding: 0.875rem 1.1rem;
  border-radius: var(--r);
  outline: none;
  transition: border-color 0.25s, background 0.25s;
  resize: vertical;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--text-3); }
.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(200, 245, 66, 0.5);
  background: var(--surface-2);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  align-self: flex-start;
  background: var(--accent);
  color: #080808;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.95rem 2.5rem;
  border: none;
  border-radius: var(--r);
  cursor: pointer;
  transition: background 0.25s, transform 0.25s, gap 0.25s;
}
.btn-submit .btn-icon { width: 15px; height: 15px; transition: transform 0.3s var(--ease); }
.btn-submit:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-submit:hover .btn-icon { transform: translateX(4px); }
.btn-submit.success { background: #4ade80; color: #052e16; }

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.25rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.footer-logo {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  transition: color 0.3s;
}
.footer-logo:hover { color: var(--accent); }
.footer-copy {
  font-size: 0.78rem;
  color: var(--text-3);
}
.footer-nav {
  display: flex;
  gap: 1.75rem;
}
.footer-nav a {
  font-size: 0.78rem;
  color: var(--text-3);
  transition: color 0.25s;
}
.footer-nav a:hover { color: var(--text-2); }

/* =====================================================
   SCROLL REVEAL ANIMATIONS
   ===================================================== */
.reveal-up,
.reveal-fade {
  opacity: 0;
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
}
.reveal-up   { transform: translateY(28px); }
.reveal-fade { transform: none; }

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

/* stagger delays (applied via class or data-delay in JS) */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .contact-left { position: static; }
}

@media (max-width: 768px) {
  section { padding: 5.5rem 0; }
  .section-header { margin-bottom: 3.5rem; }
  .section-header--split {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* Nav mobile */
  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    display: none;
    z-index: 199;
  }
  .nav-links.open { display: flex; }
  .nav-link { font-size: 1.4rem; color: var(--text-2); }
  .nav-cta { font-size: 1.1rem; padding: 0.75rem 2rem; }
  .nav-toggle { display: flex; }

  /* grids */
  .work-grid,
  .team-grid { grid-template-columns: 1fr; }

  /* services panel mobile */
  .services-panel {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1px auto;
  }
  .sp-divider { width: auto; height: 1px; }
  .services-panel-item { padding: 2.5rem 1.75rem; }

  /* agent steps mobile */
  .agent-steps {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1px auto 1px auto;
  }
  .step-divider { width: auto; height: 1px; }
  .agent-step { padding: 1.75rem; }

  /* hero */
  .hero-headline { max-width: 100%; }
  .scroll-cue { display: none; }

  /* work */
  .work-card { padding: 2rem 1.75rem; }

  /* form */
  .form-row { grid-template-columns: 1fr; }

  /* footer */
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .container { padding: 0 1.5rem; }
  .hero-content { padding: 0 1.5rem; padding-top: 6rem; }
  .stats { gap: 1.5rem; }
  .btn-submit { align-self: stretch; justify-content: center; }
}