/* ============================================================
   NIRAL DIGITAL — style.css
   Design tokens: navy bg, teal accent, amber secondary
   Fonts: Plus Jakarta Sans (display) + Inter (body)
   ============================================================ */

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

:root {
  --bg:          #0d1117;
  --bg-card:     #1e2a3a;
  --bg-card2:    #162030;
  --white:       #f5f5f5;
  --white-dim:   rgba(245,245,245,0.6);
  --white-faint: rgba(245,245,245,0.15);
  --teal:        #00c896;
  --teal-dim:    rgba(0,200,150,0.15);
  --teal-border: rgba(0,200,150,0.25);
  --amber:       #f5a623;
  --border:      rgba(255,255,255,0.07);
  --border-md:   rgba(255,255,255,0.12);
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --font-display:'Plus Jakarta Sans', sans-serif;
  --font-body:   'Inter', sans-serif;
  --font-mono:   'JetBrains Mono', monospace;
}

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4, h5 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }
h4 { font-size: 1rem; font-weight: 600; }
p  { line-height: 1.7; }

/* ── LOGO ── */
.logo-niral   { color: var(--teal); font-family: var(--font-display); font-weight: 800; letter-spacing: -0.03em; }
.logo-dot     { color: var(--amber); font-weight: 800; }
.logo-digital { color: var(--white); font-family: var(--font-display); font-weight: 700; letter-spacing: -0.03em; }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--teal);
  color: #0d1117;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.8rem 2rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background 0.18s, transform 0.15s;
  letter-spacing: 0.01em;
}
.btn-primary:hover { background: #00e0a8; transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.8rem 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-md);
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.15s;
}
.btn-ghost:hover { background: var(--white-faint); border-color: var(--border-md); transform: translateY(-2px); }

/* ── NAV ── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 5%;
  background: rgba(13,17,23,0.88);
  backdrop-filter: blur(14px);
  border-bottom: 0.5px solid var(--border);
  transition: padding 0.3s;
}
#nav.scrolled { padding: 0.8rem 5%; }
.nav-logo { font-size: 1.15rem; }
.nav-links { display: flex; align-items: center; gap: 2.5rem; }
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--white-dim);
  transition: color 0.2s;
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--teal) !important;
  color: #0d1117 !important;
  font-weight: 700 !important;
  padding: 0.5rem 1.3rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s, transform 0.15s !important;
}
.nav-cta:hover { background: #00e0a8 !important; transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }

/* ── SECTION UTILITIES ── */
.section-inner { max-width: 1180px; margin: 0 auto; padding: 5.5rem 5%; }
.section-head { margin-bottom: 3.5rem; }
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.9rem;
}
.section-desc { font-size: 1rem; color: var(--white-dim); max-width: 540px; margin-top: 0.8rem; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 7rem 5% 4rem;
  position: relative; overflow: hidden;
}
.hero-inner { max-width: 720px; position: relative; z-index: 2; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  border: 0.5px solid var(--teal-border);
  background: var(--teal-dim);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  animation: fadeUp 0.6s ease both;
}
.eyebrow-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--teal);
  animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.25} }

.hero-headline {
  display: flex; flex-direction: column;
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.035em;
  animation: fadeUp 0.7s 0.1s ease both;
}
.hero-headline .line2 {
  color: var(--teal);
  display: flex; align-items: center; gap: 0.15em;
}
.cursor-blink {
  font-weight: 300;
  color: var(--amber);
  animation: cursorBlink 1s step-end infinite;
  font-size: 0.85em;
}
@keyframes cursorBlink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-sub {
  font-size: 1.1rem;
  color: var(--white-dim);
  max-width: 520px;
  margin: 1.8rem 0 0;
  animation: fadeUp 0.7s 0.2s ease both;
}
.hero-sub strong { color: var(--white); }

.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap;
  margin-top: 2.5rem;
  animation: fadeUp 0.7s 0.3s ease both;
}

.hero-proof {
  display: flex; align-items: center; gap: 2rem; flex-wrap: wrap;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 0.5px solid var(--border);
  animation: fadeUp 0.7s 0.4s ease both;
}
.proof-item { display: flex; flex-direction: column; gap: 3px; }
.proof-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--teal);
  line-height: 1;
}
.proof-label { font-size: 0.75rem; color: var(--white-dim); }
.proof-divider { width: 1px; height: 36px; background: var(--border); }

/* hero code block */
.hero-code-bg {
  position: absolute; right: 4%; top: 50%; transform: translateY(-50%);
  z-index: 1; opacity: 0.25;
  pointer-events: none;
  animation: fadeIn 1.2s 0.5s ease both;
}
.code-float {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--teal);
  background: var(--bg-card);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.8rem 2.2rem;
  line-height: 2;
  white-space: pre;
}
.code-cursor { animation: cursorBlink 1.2s step-end infinite; }

.scroll-cue {
  position: absolute; bottom: 2.5rem; left: 5%;
  display: flex; flex-direction: column; align-items: flex-start; gap: 0;
  animation: fadeIn 1s 1.2s ease both;
}
.scroll-line {
  width: 1px; height: 52px;
  background: linear-gradient(to bottom, var(--teal), transparent);
  animation: scrollPulse 2s ease infinite;
}
@keyframes scrollPulse {
  0% { transform: scaleY(0); transform-origin: top; opacity:0; }
  40% { transform: scaleY(1); transform-origin: top; opacity:1; }
  60% { transform: scaleY(1); transform-origin: bottom; opacity:1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity:0; }
}

@keyframes fadeUp {
  from { opacity:0; transform: translateY(22px); }
  to   { opacity:1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity:0; }
  to   { opacity:1; }
}

/* ── SERVICES ── */
.services-section { border-top: 0.5px solid var(--border); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}

.service-card {
  background: var(--bg-card);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex; flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
  position: relative; overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: transparent;
  transition: background 0.3s;
}
.service-card:hover { border-color: rgba(0,200,150,0.3); transform: translateY(-3px); }
.service-card:hover::after { background: linear-gradient(90deg, var(--teal), var(--amber)); }
.service-card.featured { border-color: rgba(0,200,150,0.3); background: rgba(0,200,150,0.05); }
.service-card.featured::after { background: linear-gradient(90deg, var(--teal), var(--amber)); }

.card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-dim);
  border: 0.5px solid var(--teal-border);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  margin-bottom: 1.2rem;
  width: fit-content;
}
.card-icon {
  font-size: 1.2rem; color: var(--teal);
  margin-bottom: 1rem;
  opacity: 0.8;
}
.service-card h3 { margin-bottom: 0.6rem; }
.service-card > p { font-size: 0.87rem; color: var(--white-dim); margin-bottom: 1.5rem; line-height: 1.65; }

.card-price {
  display: flex; align-items: baseline; gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.price-main {
  font-family: var(--font-mono);
  font-size: 1.9rem; font-weight: 700; color: var(--white);
}
.price-unit { font-size: 0.8rem; color: var(--white-dim); }

.card-features {
  list-style: none;
  display: flex; flex-direction: column; gap: 0.55rem;
  margin-bottom: 1.8rem; flex: 1;
}
.card-features li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.83rem; color: rgba(245,245,245,0.55);
  line-height: 1.5;
}
.card-features li::before {
  content: '→';
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 3px;
}
.card-cta {
  display: block; text-align: center;
  font-family: var(--font-display);
  font-size: 0.85rem; font-weight: 700;
  color: var(--teal);
  border: 1px solid var(--teal-border);
  padding: 0.65rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s;
}
.card-cta:hover { background: var(--teal); color: #0d1117; }

/* ── PROCESS ── */
.process-section { background: var(--bg-card2); border-top: 0.5px solid var(--border); border-bottom: 0.5px solid var(--border); }
.process-track {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: start;
  margin-top: 0;
}
.process-step { padding: 0 1.5rem 0 0; }
.process-step:last-child { padding-right: 0; }
.process-connector {
  width: 40px; display: flex; align-items: flex-start;
  padding-top: 1.4rem;
  justify-content: center;
}
.process-connector::after {
  content: '';
  width: 100%; height: 1px;
  background: linear-gradient(90deg, var(--teal), transparent);
  opacity: 0.4;
  margin-top: 0.5rem;
}
.step-num {
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.14em;
  color: var(--teal); margin-bottom: 0.9rem;
}
.process-step h4 { margin-bottom: 0.5rem; font-size: 1rem; }
.process-step p { font-size: 0.84rem; color: var(--white-dim); line-height: 1.65; }

/* ── ADD-ONS ── */
.addons-section { border-top: 0.5px solid var(--border); }
.addons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.6rem;
}
.addon-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: var(--bg-card);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.3rem;
  transition: border-color 0.2s;
}
.addon-row:hover { border-color: var(--border-md); }
.addon-name { font-size: 0.88rem; font-weight: 500; }
.addon-price {
  font-family: var(--font-mono);
  font-size: 0.83rem; color: var(--teal);
  white-space: nowrap;
}

/* ── WHY ── */
.why-section { border-top: 0.5px solid var(--border); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}
.why-card {
  background: var(--bg-card);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  transition: border-color 0.2s, transform 0.2s;
}
.why-card:hover { border-color: var(--border-md); transform: translateY(-2px); }
.why-icon { font-size: 1.1rem; color: var(--amber); margin-bottom: 1rem; opacity: 0.8; }
.why-card h4 { margin-bottom: 0.6rem; }
.why-card p { font-size: 0.86rem; color: var(--white-dim); line-height: 1.7; }

/* ── CONTACT ── */
.contact-section { border-top: 0.5px solid var(--border); background: var(--bg-card2); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: start;
}
.contact-left h2 { margin-bottom: 1rem; }
.contact-left > p { font-size: 0.95rem; color: var(--white-dim); margin-bottom: 2rem; }

.contact-details { display: flex; flex-direction: column; gap: 1.2rem; }
.contact-detail-item { display: flex; flex-direction: column; gap: 3px; }
.detail-label { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal); }
.contact-detail-item a, .contact-detail-item span { font-size: 0.95rem; color: var(--white); }
.contact-detail-item a:hover { color: var(--teal); }

/* FORM */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }
.form-group label { font-size: 0.82rem; font-weight: 500; color: rgba(245,245,245,0.7); }
.req { color: var(--teal); }

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 0.5px solid var(--border-md);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.7rem 0.9rem;
  width: 100%;
  transition: border-color 0.2s, background 0.2s;
  outline: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(245,245,245,0.2); }
.form-group select { cursor: pointer; }
.form-group select option { background: #1e2a3a; color: var(--white); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(0,200,150,0.5);
  background: rgba(0,200,150,0.04);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-submit-row { margin-top: 0.5rem; }
.btn-submit { width: 100%; font-size: 1rem; padding: 0.9rem; }

.form-success {
  display: flex; align-items: center; gap: 0.8rem;
  margin-top: 1rem;
  background: rgba(0,200,150,0.1);
  border: 0.5px solid var(--teal-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  font-size: 0.9rem;
}
.success-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--teal);
  color: #0d1117;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700;
  flex-shrink: 0;
}
.form-error {
  margin-top: 0.8rem;
  background: rgba(220,53,69,0.1);
  border: 0.5px solid rgba(220,53,69,0.3);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  font-size: 0.85rem;
  color: #f87171;
}

/* ── FOOTER ── */
footer {
  border-top: 0.5px solid var(--border);
  background: #080d12;
}
.footer-inner {
  max-width: 1180px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem; padding: 4rem 5% 3rem;
}
.footer-brand p {
  font-size: 0.83rem; color: rgba(245,245,245,0.3);
  margin-top: 0.6rem; line-height: 1.5;
}
.footer-brand .logo-niral,
.footer-brand .logo-dot,
.footer-brand .logo-digital { font-size: 1.1rem; }
.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.67rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(245,245,245,0.3); margin-bottom: 1rem;
}
.footer-links-col, .footer-contact-col { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links-col a, .footer-contact-col a { font-size: 0.85rem; color: rgba(245,245,245,0.45); transition: color 0.2s; }
.footer-links-col a:hover, .footer-contact-col a:hover { color: var(--white); }
.footer-contact-col p { font-size: 0.85rem; color: rgba(245,245,245,0.35); }

.footer-bottom {
  max-width: 1180px; margin: 0 auto;
  padding: 1.5rem 5%;
  border-top: 0.5px solid var(--border);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
}
.footer-bottom p { font-size: 0.75rem; color: rgba(245,245,245,0.2); }

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-code-bg { display: none; }
  .process-track {
    grid-template-columns: 1fr;
  }
  .process-connector { display: none; }
  .process-step { padding: 0; margin-bottom: 2rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  #nav { padding: 1rem 5%; }
  .nav-links { display: none; flex-direction: column; gap: 1.2rem; position: absolute; top: 100%; left: 0; right: 0; background: rgba(13,17,23,0.97); padding: 1.5rem 5%; border-bottom: 0.5px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-cta { width: fit-content; }
  .nav-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-proof { gap: 1.2rem; }
  .proof-divider { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; padding-bottom: 2rem; }
  .footer-bottom { flex-direction: column; }
  .services-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}