/* ============================
   CORE VARIABLES
   ============================ */
:root {
  --bg-main: #141414;
  --bg-panel: rgba(27, 27, 27, 0.88);

  --accent-a: #e10600;
  --accent-b: #ff3b3b;

  --text-main: #f4f4f4;
  --text-muted: #b5b5b5;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-main);
  color: var(--text-main);
  overflow-x: hidden;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-img {
  height: 40px; /* adjust for your layout */
  width: auto;
  display: block;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff; /* or dark for light background */
}


/* ============================
   BACKGROUND
   ============================ */
.bg-animated {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 30% 20%, rgba(225,6,0,0.14), transparent 55%),
    radial-gradient(circle at 70% 60%, rgba(255,59,59,0.10), transparent 60%),
    linear-gradient(120deg, rgba(225,6,0,0.10), rgba(255,59,59,0.08), rgba(225,6,0,0.10));
  background-size: 200% 200%;
  animation: gradientMove 26s ease infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.line {
  position: fixed;
  width: 280px;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(225,6,0,0.65),
    rgba(255,59,59,0.65),
    transparent
  );
  opacity: 0.28;
  filter: blur(0.3px);
  animation: floatLine 14s linear infinite;
  z-index: -1;
}

@keyframes floatLine {
  0%   { transform: translateX(-40vw) translateY(0) rotate(0deg); }
  50%  { transform: translateX(50vw) translateY(-20px) rotate(2deg); }
  100% { transform: translateX(140vw) translateY(0) rotate(0deg); }
}

/* ============================
   NAVIGATION
   ============================ */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 10;
  background: rgba(20,20,20,0.35);
  backdrop-filter: blur(10px);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.nav.scrolled {
  background: rgba(20,20,20,0.65);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}

.nav-inner {
  max-width: 1200px;
  margin: auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo .logo-ai {
  font-weight: 900;
  font-size: 1.4rem;
  background: linear-gradient(120deg, var(--accent-a), var(--accent-b));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: aiPulse 5s ease-in-out infinite;
}

.brand-logo .logo-ai:nth-child(2) { animation-delay: 0.6s; }

.logo-text {
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.nav-links { display: flex; gap: 1.6rem; }

.nav-links a {
  position: relative;
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.25s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-links a:hover { color: var(--text-main); }
.nav-links a:hover::after { transform: scaleX(1); }

/* ============================
   HERO / BRAND MARK
   ============================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 6rem;
}

.brand-mark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.brand-mark .ai {
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  font-size: clamp(3rem, 7vw, 5rem);
  letter-spacing: -0.08em;
  display: inline-flex;
}

.brand-mark .ai span {
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  display: inline-block;
  background: linear-gradient(120deg, var(--accent-a), var(--accent-b));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: aiPulse 4s ease-in-out infinite;
}

.brand-mark .ai span:nth-child(2) { animation-delay: 0.6s; }

@keyframes aiPulse {
  0%,100% { transform: translate3d(0,0,0) scale(1); }
  50% { transform: translate3d(0,-4px,0) scale(1.02); }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.4rem);
  font-weight: 900;
}

.hero h1 span {
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  max-width: 760px;
  margin: 1.6rem auto 2.8rem;
  color: var(--text-muted);
  font-size: 1.15rem;
}

/* ============================
   BUTTONS
   ============================ */
.btn {
  display: inline-block;
  padding: 0.95rem 1.8rem;
  border-radius: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, filter 0.25s ease;
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent-a), var(--accent-b));
  color: #ffffff;
}

.btn-primary:hover {
  box-shadow: 0 14px 36px rgba(225,6,0,0.28);
  filter: saturate(1.08);
}

.btn-secondary {
  border: 1px solid #333;
  color: var(--text-main);
  margin-left: .9rem;
}

.btn-secondary:hover {
  border-color: rgba(255,59,59,0.35);
  box-shadow: 0 14px 34px rgba(0,0,0,0.35);
}

/* ============================
   SECTIONS / CARDS
   ============================ */
section { padding: 5.5rem 2rem; }

.section-title { text-align: center; margin-bottom: 3.5rem; }
.section-title p { color: var(--text-muted); }

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.7rem;
}

.card {
  background: var(--bg-panel);
  padding: 2.2rem;
  border-radius: 20px;
  border: 1px solid #2a2a2a;
  transition: box-shadow 0.28s ease, border-color 0.28s ease, background 0.28s ease;
}

.card:hover {
  border-color: rgba(255,59,59,0.22);
  background: rgba(27, 27, 27, 0.94);
  box-shadow:
    0 24px 52px rgba(0,0,0,0.46),
    0 0 0 1px rgba(255,59,59,0.10);
}

.project-date {
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--accent-a);
}

/* ============================
   CTA (SPACING FIXED)
   ============================ */
.cta {
  text-align: center;
  padding: 5rem 2rem;
}

.cta h2 {
  margin-bottom: 1.25rem;
}

.cta p {
  margin-bottom: 2.5rem;
  color: var(--text-muted);
}

/* ============================
   FOOTER
   ============================ */
footer {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-muted);
}

/* ============================
   REVEALS
   ============================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: .8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 640px) {
  .btn-secondary {
    display: block;
    margin: 1rem auto 0;
  }
}

/* ============================
   ACCESSIBILITY
   ============================ */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}