/* ============================================================
   TechBenderz — Global Stylesheet
   "AI That Bends the Future"
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Exo+2:ital,wght@0,300;0,400;0,600;0,700;1,300&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── CSS Variables ── */
:root {
  --navy:       #050d1a;
  --navy-mid:   #091628;
  --navy-card:  #0b1d36;
  --blue:       #1a6fff;
  --cyan:       #00d4ff;
  --purple:     #7c3aed;
  --purple-lt:  #a855f7;
  --white:      #f0f6ff;
  --muted:      #8ba5c8;
  --border:     rgba(0,212,255,.15);
  --glass-bg:   rgba(9,22,40,.65);
  --glow-blue:  0 0 40px rgba(0,212,255,.25);
  --glow-purp:  0 0 40px rgba(124,58,237,.25);
  --font-head:  'Rajdhani', sans-serif;
  --font-body:  'Exo 2', sans-serif;
  --font-mono:  'JetBrains Mono', monospace;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
}
a { color: var(--cyan); text-decoration: none; transition: color .25s; }
a:hover { color: var(--white); }
img { max-width: 100%; height: auto; }

/* ── Typography ── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: .03em;
  line-height: 1.2;
}
.gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 40%, var(--purple-lt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-gold {
  background: linear-gradient(135deg, #f0c040 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: .75rem;
  display: block;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 1rem;
}
.section-sub {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto 3rem;
}

/* ── Buttons ── */
.btn-primary-tb {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 2rem;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #fff;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .06em;
  border: none;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  text-transform: uppercase;
}
.btn-primary-tb:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26,111,255,.45);
  color: #fff;
}
.btn-ghost-tb {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .73rem 1.9rem;
  border-radius: 4px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .06em;
  border: 1px solid var(--cyan);
  cursor: pointer;
  transition: all .2s;
  text-transform: uppercase;
}
.btn-ghost-tb:hover {
  background: rgba(0,212,255,.08);
  box-shadow: var(--glow-blue);
  color: var(--cyan);
}
.btn-demo {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.4rem;
  border-radius: 3px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .1em;
  border: 1px solid rgba(0,212,255,.4);
  cursor: pointer;
  transition: all .2s;
  text-transform: uppercase;
  white-space: nowrap;
}
.btn-demo:hover {
  background: rgba(0,212,255,.1);
  border-color: var(--cyan);
  color: var(--white);
}

/* ── Glassmorphism Cards ── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.05);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.glass-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,.5), var(--glow-blue);
  border-color: rgba(0,212,255,.35);
}

/* ── Navigation ── */
.tb-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(5,13,26,.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.tb-nav .tb-wordmark svg {
  height: 38px;
  width: auto;
  display: block;
}
.footer-brand svg {
  display: block;
}
.tb-nav .nav-link {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted) !important;
  padding: .4rem .9rem !important;
  transition: color .2s;
  position: relative;
}
.tb-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 50%; right: 50%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple-lt));
  transition: left .25s, right .25s;
}
.tb-nav .nav-link:hover::after,
.tb-nav .nav-link.active::after { left: .9rem; right: .9rem; }
.tb-nav .nav-link:hover,
.tb-nav .nav-link.active { color: var(--white) !important; }
.navbar-toggler { border-color: var(--border) !important; }
.navbar-toggler-icon { filter: invert(1); }

/* ── Canvas / Hero BG ── */
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .6;
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-blue  { width: 600px; height: 600px; background: rgba(26,111,255,.18); top:-150px; right:-100px; animation: orbFloat 8s ease-in-out infinite; }
.orb-purp  { width: 500px; height: 500px; background: rgba(124,58,237,.15); bottom:-100px; left:-80px; animation: orbFloat 10s ease-in-out infinite reverse; }
.orb-cyan  { width: 300px; height: 300px; background: rgba(0,212,255,.1); top:40%; left:30%; animation: orbFloat 6s ease-in-out infinite 2s; }
@keyframes orbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(20px,-30px) scale(1.05); }
}

/* ── Hero AI Visual ── */
.hero-ai-visual {
  position: relative;
  width: 100%;
  max-width: 460px;
}
.hero-ai-visual svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 60px rgba(0,212,255,.2)) drop-shadow(0 0 100px rgba(124,58,237,.15));
  animation: aiVisualFloat 6s ease-in-out infinite;
}
@keyframes aiVisualFloat {
  0%,100% { transform: translateY(0) rotate(0deg); }
  33%      { transform: translateY(-12px) rotate(.5deg); }
  66%      { transform: translateY(-6px) rotate(-.3deg); }
}
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 7rem 0 5rem;
  background: radial-gradient(ellipse at 70% 30%, rgba(26,111,255,.12) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(124,58,237,.12) 0%, transparent 60%),
              var(--navy);
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,212,255,.08);
  border: 1px solid rgba(0,212,255,.2);
  border-radius: 2rem;
  padding: .35rem 1rem;
  margin-bottom: 1.5rem;
}
.hero-eyebrow .dot { width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.4;transform:scale(.8)} }
.hero-headline {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 1.08;
  margin-bottom: 1.5rem;
  font-weight: 700;
}
.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 2.5rem;
  font-weight: 300;
}
/* ── Hero Section ── */
.hero-logo-wrap,
.hero-ring,
.ring-1, .ring-2, .ring-3 { display: none; } /* legacy — superseded by hero-ai-visual */
.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}
.stat-item { }
.stat-num {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cyan), var(--purple-lt));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-lbl { font-size: .78rem; color: var(--muted); letter-spacing: .1em; text-transform: uppercase; font-family: var(--font-mono); }

/* ── Section Wrappers ── */
.section-dark  { padding: 6rem 0; background: var(--navy); }
.section-mid   { padding: 6rem 0; background: var(--navy-mid); }
.section-card  { padding: 6rem 0; background: linear-gradient(180deg,var(--navy-mid) 0%,var(--navy) 100%); }
.text-center   { text-align: center; }

/* ── Capability Cards ── */
.cap-card {
  padding: 2rem;
  text-align: center;
  height: 100%;
}
.cap-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(124,58,237,.15));
  border: 1px solid rgba(0,212,255,.2);
  color: var(--cyan);
  transition: box-shadow .3s;
}
.glass-card:hover .cap-icon { box-shadow: var(--glow-blue); }
.cap-title { font-family: var(--font-head); font-size: 1.2rem; font-weight: 700; margin-bottom: .5rem; }
.cap-desc  { font-size: .9rem; color: var(--muted); }

/* ── Product Cards ── */
.product-card {
  padding: 2.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple-lt), var(--blue));
  opacity: 0;
  transition: opacity .3s;
}
.product-card:hover::before { opacity: 1; }
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--purple-lt);
  background: rgba(124,58,237,.12);
  border: 1px solid rgba(168,85,247,.25);
  border-radius: 2rem;
  padding: .25rem .75rem;
  margin-bottom: 1rem;
  width: fit-content;
}
.product-name { font-size: 1.6rem; margin-bottom: .5rem; }
.product-desc { color: var(--muted); font-size: .95rem; margin-bottom: 1.5rem; }
.product-features {
  list-style: none;
  padding: 0;
  margin-bottom: 1.8rem;
  flex: 1;
}
.product-features li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .88rem;
  color: var(--muted);
  padding: .4rem 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.product-features li .fi { color: var(--cyan); flex-shrink: 0; margin-top: .1rem; }

/* ── Solution Tabs / Sections ── */
.solution-block {
  padding: 2.5rem;
  margin-bottom: 1.5rem;
}
.solution-tag {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: .5rem;
  display: block;
}
.solution-title { font-size: 1.6rem; margin-bottom: 1rem; }
.solution-problem { color: var(--muted); margin-bottom: 1rem; font-size: .95rem; }
.capability-pill {
  display: inline-block;
  padding: .3rem .9rem;
  border-radius: 2rem;
  background: rgba(0,212,255,.07);
  border: 1px solid rgba(0,212,255,.18);
  color: var(--cyan);
  font-size: .78rem;
  font-family: var(--font-mono);
  margin: .2rem .2rem .2rem 0;
}

/* ── Why TechBenderz ── */
.diff-card {
  padding: 1.8rem;
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
}
.diff-num {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--cyan), var(--purple-lt));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
  width: 3rem;
}
.diff-title { font-family: var(--font-head); font-size: 1.1rem; margin-bottom: .3rem; }
.diff-desc  { font-size: .88rem; color: var(--muted); }

/* ── CTA Section ── */
.cta-section {
  padding: 7rem 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(26,111,255,.12) 0%, transparent 70%), var(--navy-mid);
  position: relative;
  overflow: hidden;
}
.cta-headline { font-size: clamp(2rem, 4vw, 3.5rem); margin-bottom: 1.5rem; }

/* ── About Page ── */
.about-block { padding: 4rem 0; border-bottom: 1px solid var(--border); }
.about-block:last-child { border-bottom: none; }
.timeline-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  box-shadow: 0 0 16px rgba(0,212,255,.5);
  flex-shrink: 0;
  margin-top: .3rem;
}
.timeline-item {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.pillar-card {
  padding: 2rem;
  text-align: center;
}
.pillar-icon {
  font-size: 2rem;
  color: var(--cyan);
  margin-bottom: 1rem;
  display: block;
}

/* ── Contact ── */
.contact-form .form-control,
.contact-form .form-select {
  background: rgba(9,22,40,.8);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--white);
  padding: .75rem 1rem;
  font-family: var(--font-body);
  font-size: .95rem;
  transition: border-color .25s, box-shadow .25s;
}
.contact-form .form-control::placeholder { color: rgba(139,165,200,.4); }
.contact-form .form-control:focus,
.contact-form .form-select:focus {
  background: rgba(9,22,40,.9);
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,212,255,.1);
  color: var(--white);
  outline: none;
}
.contact-form label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .4rem;
}
.contact-info-block { padding: 2rem; }
.contact-info-block h5 { font-family: var(--font-head); font-size: 1.1rem; margin-bottom: .3rem; }
.contact-info-block p { color: var(--muted); font-size: .9rem; margin: 0; }

/* ── Footer ── */
.tb-footer {
  background: var(--navy);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-brand img { height: 52px; margin-bottom: 1rem; }
.footer-tagline {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
}
.footer-text { color: var(--muted); font-size: .88rem; }
.footer-head {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.2rem;
}
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: .6rem; }
.footer-links a {
  color: var(--muted);
  font-size: .88rem;
  transition: color .2s, padding-left .2s;
  display: block;
}
.footer-links a:hover { color: var(--cyan); padding-left: 6px; }
.footer-divider { border-color: var(--border); margin: 2.5rem 0 1.5rem; }
.footer-copy { color: rgba(139,165,200,.5); font-size: .8rem; }
.footer-copy span { color: var(--cyan); }

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ── Page Hero (inner pages) ── */
.page-hero {
  padding: 9rem 0 5rem;
  background: radial-gradient(ellipse at 60% 30%, rgba(26,111,255,.1) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(124,58,237,.1) 0%, transparent 55%),
              var(--navy);
  position: relative;
  overflow: hidden;
}
.page-hero h1 { font-size: clamp(2.5rem,5vw,4rem); }
.page-hero p  { color: var(--muted); font-size: 1.05rem; max-width: 560px; }

/* ── Divider line ── */
.tb-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--purple-lt), transparent);
  opacity: .3;
  margin: 0;
}

/* ── Alert / flash ── */
.alert-tb {
  background: rgba(0,212,255,.08);
  border: 1px solid rgba(0,212,255,.25);
  border-radius: 6px;
  color: var(--white);
  padding: 1rem 1.5rem;
  font-size: .95rem;
}

/* ── Misc utilities ── */
.text-muted-tb { color: var(--muted); }
.font-mono     { font-family: var(--font-mono); }
.cyan          { color: var(--cyan); }
.gap-btn       { gap: 1rem; display: flex; flex-wrap: wrap; }
.mt-nav        { margin-top: 78px; }

/* ── Responsive ── */
@media (max-width: 991px) {
  .hero-logo-wrap img { max-width: 280px; }
  .ring-1,.ring-2,.ring-3 { display: none; }
}
@media (max-width: 767px) {
  .hero-stats { gap: 1.5rem; }
  .section-dark,.section-mid,.section-card { padding: 4rem 0; }
  .product-card,.solution-block { padding: 1.8rem; }
}