/* =========================================================
   Tamilnadu Marketing Hub — Shared Stylesheet
   Premium Dark Red Theme
   ========================================================= */

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

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(239,68,68,.25), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(153,27,27,.25), transparent 60%),
    radial-gradient(700px 400px at 50% 50%, rgba(255,0,0,.08), transparent 70%),
    #050505;
  color: #e6e8ef;
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ---------- Typography ---------- */
.font-display { font-family: 'Space Grotesk', sans-serif; letter-spacing: -0.02em; }

.grad-text {
  background: linear-gradient(90deg, #ff4d6d, #ef4444, #991b1b, #ff4d6d);
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradient-x 6s ease infinite;
}

/* ---------- Layout helpers ---------- */
.container { max-width: 80rem; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 64rem; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }
.relative { position: relative; }
.hidden { display: none; }
.eyebrow {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.2em;
  color: #ff4d6d;
}

/* ---------- Glass + borders ---------- */
.glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,0,0,0.02));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.08);
}

.grad-border { position: relative; }
.grad-border::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, #ff4d6d, #991b1b, #ef4444);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 14px 28px; border-radius: 14px;
  font-weight: 500; font-size: 15px;
  transition: transform .3s ease, box-shadow .3s ease, filter .3s ease, background .3s, border-color .3s;
}
.btn-sm { padding: 10px 18px; font-size: 14px; border-radius: 12px; }

.neon-btn {
  background: linear-gradient(90deg, #ef4444, #991b1b);
  color: #fff;
  box-shadow: 0 10px 40px -10px rgba(239,68,68,.7), 0 0 0 1px rgba(255,255,255,.06) inset;
}
.neon-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
  box-shadow: 0 20px 60px -10px rgba(239,68,68,.8);
}

.ghost-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
}
.ghost-btn:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(239,68,68,.5);
  box-shadow: 0 0 30px rgba(239,68,68,.25);
}

/* ---------- Header / Nav ---------- */
header.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
}
.nav-wrap { max-width: 80rem; margin: 16px auto 0; padding: 0 1.5rem; }
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; border-radius: 16px;
}
.brand { display: flex; align-items: center; gap: 8px; color: #fff; }
.brand-dot {
  width: 32px; height: 32px; border-radius: 10px;
  background: linear-gradient(135deg, #f87171, #ef4444, #7f1d1d);
  box-shadow: 0 0 25px rgba(239,68,68,.6);
}
.brand-name { font-family: 'Space Grotesk', sans-serif; font-weight: 600; }

.nav-links { display: none; gap: 28px; font-size: 14px; }
.nav-links a { color: rgba(255,255,255,.7); transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: #fff; }

.nav-toggle { display: inline-flex; padding: 8px; color: #fff; }

.mobile-menu {
  max-width: 80rem; margin: 8px auto 0; padding: 0 1.5rem;
  display: none;
}
.mobile-menu.open { display: block; }
.mobile-menu ul {
  padding: 14px 18px; border-radius: 16px;
  display: flex; flex-direction: column; gap: 14px;
  font-size: 15px;
}
.mobile-menu a { color: rgba(255,255,255,.85); }

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
}

/* ---------- Sections ---------- */
main { padding-top: 110px; }
section { padding: 64px 0; position: relative; }
.section-lg { padding: 96px 0; }

h1.page-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; color: #fff;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  margin-top: 24px;
}
h2.section-title {
  font-family: 'Space Grotesk', sans-serif;
  color: #fff;
  font-size: clamp(28px, 4vw, 48px);
  margin-top: 12px;
}
.lead {
  margin: 24px auto 0; max-width: 640px;
  color: rgba(255,255,255,.65); font-size: 17px; line-height: 1.6;
}

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 999px;
  font-size: 12px; color: rgba(255,255,255,.7);
}
.pill .dot {
  width: 6px; height: 6px; border-radius: 999px;
  background: #ff4d6d; animation: glow 3s ease-in-out infinite;
}

/* ---------- Blobs / grid bg ---------- */
.blob {
  position: absolute; border-radius: 9999px;
  filter: blur(80px); opacity: .55; pointer-events: none;
}
.blob.electric { background: #ef4444; }
.blob.violet   { background: #991b1b; }
.blob.neon     { background: #ff4d6d; }

.grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
          mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  pointer-events: none;
}

/* ---------- Hero floating cards ---------- */
.floating-card {
  position: absolute; padding: 16px; border-radius: 16px; width: 224px;
}
.floating-card .label { font-size: 12px; color: rgba(255,255,255,.5); }
.floating-card .value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px; color: #fff; margin-top: 4px;
}
.bar { height: 6px; border-radius: 999px; background: rgba(255,255,255,.1); overflow: hidden; margin-top: 12px; }
.bar > span { display: block; height: 100%; width: 75%; background: linear-gradient(90deg, #ff4d6d, #991b1b); }

.hero-preview {
  max-width: 64rem; margin: 80px auto 0;
  padding: 12px; border-radius: 18px;
}
.hero-preview-inner {
  padding: 24px; border-radius: 14px;
  background: linear-gradient(135deg, #140404, #050505);
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, 1fr);
}
.hero-preview-inner .k { font-size: 11px; color: rgba(255,255,255,.4); }
.hero-preview-inner .v { font-family: 'Space Grotesk', sans-serif; font-size: 22px; color: #fff; }
@media (min-width: 768px) { .hero-preview-inner { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; border-top: 1px solid rgba(255,255,255,.05); border-bottom: 1px solid rgba(255,255,255,.05); padding: 32px 0; }
.marquee-track {
  display: flex; gap: 64px;
  width: max-content;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px; color: rgba(255,255,255,.3); white-space: nowrap;
  animation: marquee 30s linear infinite;
}

/* ---------- About ---------- */
.two-col {
  display: grid; gap: 64px; align-items: center;
}
@media (min-width: 1024px) { .two-col { grid-template-columns: 1fr 1fr; } }

.chip-grid { margin-top: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; font-size: 14px; }
.chip { padding: 12px 16px; border-radius: 12px; color: rgba(255,255,255,.8); }

.dash {
  position: relative; padding: 24px; border-radius: 22px;
}
.dash-head { display: flex; align-items: center; justify-content: space-between; }
.dash-head .t { font-family: 'Space Grotesk', sans-serif; color: #fff; }
.dash-head .s { font-size: 12px; color: rgba(255,255,255,.4); }
.dash-stats { margin-top: 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.dash-stats > div { background: rgba(255,255,255,.05); border-radius: 12px; padding: 16px; }
.dash-stats .k { font-size: 11px; color: rgba(255,255,255,.4); }
.dash-stats .v { font-family: 'Space Grotesk', sans-serif; font-size: 20px; color: #fff; }

/* ---------- Service cards ---------- */
.service-grid {
  margin-top: 56px;
  display: grid; gap: 20px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .service-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1280px) { .service-grid { grid-template-columns: repeat(5, 1fr); } }

.service-card {
  position: relative;
  padding: 24px; border-radius: 16px;
  border: 1px solid rgba(255,0,0,0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,0,0,0.02));
  transition: transform .4s ease, box-shadow .4s ease;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 80px -30px rgba(239,68,68,.5);
}
.service-card::after {
  content: "";
  position: absolute; inset: -1px; border-radius: 16px;
  background: radial-gradient(400px circle at var(--mx,50%) var(--my,50%), rgba(239,68,68,.18), transparent 40%);
  opacity: 0; transition: opacity .3s; pointer-events: none;
}
.service-card:hover::after { opacity: 1; }

.icon-tile {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center; font-size: 22px;
  background: linear-gradient(135deg, rgba(239,68,68,.3), rgba(153,27,27,.3));
}
.service-card h3 { font-family: 'Space Grotesk', sans-serif; font-size: 18px; color: #fff; margin-top: 20px; }
.service-card p  { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,.55); }
.service-card .more { margin-top: 20px; font-size: 12px; color: #ff4d6d; display: inline-flex; gap: 4px; }

/* ---------- Stats ---------- */
.stats-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (min-width: 1024px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-card { padding: 32px; border-radius: 18px; text-align: center; }
.stat-card .n { font-family: 'Space Grotesk', sans-serif; font-size: 44px; color: #fff; }
.stat-card .n.grad { -webkit-background-clip: text; background-clip: text; color: transparent;
  background: linear-gradient(90deg, #ff4d6d, #ef4444, #991b1b, #ff4d6d);
  background-size: 300% 100%; animation: gradient-x 6s ease infinite; }
.stat-card .l { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,.6); }

/* ---------- Testimonials ---------- */
.testi-grid { margin-top: 56px; display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .testi-grid { grid-template-columns: repeat(3, 1fr); } }
.testi { padding: 28px; border-radius: 18px; }
.testi .q-mark { color: #ff4d6d; font-size: 30px; line-height: 1; }
.testi p { color: rgba(255,255,255,.8); margin-top: 8px; line-height: 1.5; }
.testi .who { margin-top: 24px; display: flex; align-items: center; gap: 12px; }
.testi .avatar { width: 40px; height: 40px; border-radius: 999px; background: linear-gradient(135deg, #ef4444, #991b1b); }
.testi .n { color: #fff; font-size: 14px; }
.testi .r { color: rgba(255,255,255,.5); font-size: 12px; }

/* ---------- Work / portfolio ---------- */
.work-grid { display: grid; gap: 24px; grid-template-columns: 1fr; margin-top: 48px; }
@media (min-width: 640px)  { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .work-grid { grid-template-columns: repeat(3, 1fr); } }
.work-card { border-radius: 18px; overflow: hidden; }
.work-card .cover { height: 220px; position: relative; }
.work-card .cover::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.25), transparent 60%);
}
.work-card .tag {
  position: absolute; bottom: 16px; left: 16px; z-index: 1;
  font-size: 12px; padding: 4px 10px; border-radius: 999px;
  background: rgba(0,0,0,.4); color: #fff;
}
.work-card .body { padding: 20px; }
.work-card .body h3 { font-family: 'Space Grotesk', sans-serif; color: #fff; font-size: 20px; }
.work-card .body p  { color: rgba(255,255,255,.6); font-size: 14px; margin-top: 4px; }

/* ---------- Process ---------- */
.steps-grid { margin-top: 64px; display: grid; grid-template-columns: 1fr; gap: 24px; position: relative; }
@media (min-width: 768px) { .steps-grid { grid-template-columns: repeat(4, 1fr); } }
.steps-line {
  display: none; position: absolute; top: 40px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, #991b1b, transparent);
}
@media (min-width: 768px) { .steps-line { display: block; } }
.step { padding: 24px; border-radius: 16px; position: relative; }
.step .num {
  width: 40px; height: 40px; border-radius: 999px;
  background: linear-gradient(135deg, #ff4d6d, #991b1b);
  display: grid; place-items: center;
  color: #fff; font-family: 'Space Grotesk', sans-serif; font-size: 14px;
  box-shadow: 0 0 20px rgba(239,68,68,.6);
}
.step h3 { font-family: 'Space Grotesk', sans-serif; color: #fff; font-size: 20px; margin-top: 20px; }
.step p  { color: rgba(255,255,255,.6); font-size: 14px; margin-top: 8px; }

/* ---------- CTA banner ---------- */
.cta-banner {
  position: relative; padding: 64px 32px; border-radius: 28px;
  text-align: center; overflow: hidden;
}
@media (min-width: 768px) { .cta-banner { padding: 80px 64px; } }
.cta-banner h2 { font-family: 'Space Grotesk', sans-serif; color: #fff; font-size: clamp(32px, 5vw, 56px); }
.cta-banner p  { color: rgba(255,255,255,.6); margin: 16px auto 0; max-width: 560px; }
.cta-banner .row { margin-top: 32px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; position: relative; }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-card { padding: 32px; border-radius: 18px; }
.contact-card h3 { font-family: 'Space Grotesk', sans-serif; color: #fff; font-size: 24px; }
.contact-list { margin-top: 24px; display: flex; flex-direction: column; gap: 16px; color: rgba(255,255,255,.7); }
.contact-list .k { font-size: 11px; color: rgba(255,255,255,.4); }
form.contact { display: flex; flex-direction: column; gap: 16px; }
form.contact label { font-size: 12px; color: rgba(255,255,255,.5); display: block; margin-bottom: 6px; }
form.contact input, form.contact textarea {
  width: 100%; padding: 12px 16px; border-radius: 12px;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  color: #fff; outline: none; font-family: inherit; font-size: 15px;
  transition: border-color .2s;
}
form.contact input:focus, form.contact textarea:focus { border-color: #ef4444; }
form.contact textarea { resize: vertical; min-height: 110px; }
.form-status { font-size: 13px; color: #ff4d6d; min-height: 18px; }

/* ---------- Footer ---------- */
footer.site-footer {
  position: relative; padding: 80px 0 40px;
  border-top: 1px solid rgba(255,255,255,.05);
}
.footer-grid {
  display: grid; gap: 40px; grid-template-columns: 1fr;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(4, 1fr); } }
.footer-col h4 { font-family: 'Space Grotesk', sans-serif; color: #fff; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; color: rgba(255,255,255,.6); font-size: 14px; }
.footer-col ul a:hover { color: #fff; }
.social { display: flex; gap: 12px; }
.social a {
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center;
  color: rgba(255,255,255,.8);
}
.social a:hover { color: #fff; }
.copy { margin-top: 56px; text-align: center; font-size: 12px; color: rgba(255,255,255,.4); }

/* ---------- Reveal anim ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: all .8s cubic-bezier(.2,.7,.2,1); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Particles canvas ---------- */
#particles { position: fixed; inset: 0; z-index: -1; pointer-events: none; }

/* ---------- Keyframes ---------- */
@keyframes gradient-x {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-20px); }
}
@keyframes glow {
  0%, 100% { opacity: .6; }
  50%      { opacity: 1; }
}
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.animate-float      { animation: float 6s ease-in-out infinite; }
.animate-float-slow { animation: float 10s ease-in-out infinite; }