/* ===== HNT Ventures — Stylesheet ===== */

:root {
  --navy: #0b1d3a;
  --navy-dark: #061021;
  --blue: #1a5bd8;
  --blue-light: #3b82f6;
  --accent: #00d4a0;
  --accent-dark: #00a97f;
  --ink: #0f172a;
  --muted: #5b6b85;
  --line: #e4e9f2;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 25, 60, 0.08);
  --shadow-lg: 0 20px 50px rgba(10, 25, 60, 0.14);
  font-size: 16px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(26, 91, 216, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

h1, h2, h3, h4 { font-weight: 800; line-height: 1.15; color: var(--navy); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin-bottom: 14px; }
h3 { font-size: 1.25rem; margin-bottom: 10px; }
.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.05rem; }

.lead { font-size: 1.1rem; color: var(--muted); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: var(--navy-dark); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,0.35); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-block { width: 100%; }
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(6, 16, 33, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.25rem; color: #fff; }
.logo .mark {
  width: 36px; height: 36px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--blue-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--navy-dark); font-weight: 900;
}
.logo .sub { font-size: 0.65rem; font-weight: 600; color: rgba(255,255,255,0.55); letter-spacing: 0.08em; display: block; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  color: rgba(255,255,255,0.82);
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 180px 0 120px;
  background: radial-gradient(1100px 600px at 85% -10%, rgba(0, 212, 160, 0.18), transparent 60%),
              radial-gradient(900px 500px at 10% 0%, rgba(59, 130, 246, 0.25), transparent 55%),
              linear-gradient(160deg, var(--navy-dark), var(--navy) 60%, #0a2347);
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 0%, black, transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 60px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 4.4vw, 3.4rem); margin-bottom: 22px; }
.hero h1 span { background: linear-gradient(90deg, var(--accent), #7dd3fc); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: rgba(255,255,255,0.78); margin-bottom: 36px; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 36px; flex-wrap: wrap; }
.hero-stats .stat-num { font-size: 1.7rem; font-weight: 800; color: #fff; }
.hero-stats .stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.06em; }

.hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(10px);
}
.hero-card h3 { color: #fff; }
.hero-card ul { margin-top: 16px; display: flex; flex-direction: column; gap: 14px; }
.hero-card li { display: flex; gap: 12px; align-items: flex-start; color: rgba(255,255,255,0.82); font-size: 0.92rem; }
.hero-card li .dot {
  width: 20px; height: 20px; min-width: 20px; border-radius: 6px;
  background: rgba(0,212,160,0.18); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-size: 0.7rem; margin-top: 2px;
}

/* ===== Logo strip ===== */
.strip { padding: 36px 0; border-bottom: 1px solid var(--line); }
.strip .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.strip-label { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.strip-tags { display: flex; gap: 10px; flex-wrap: wrap; }
.strip-tags span {
  font-size: 0.82rem; font-weight: 600; color: var(--navy);
  background: var(--bg-soft); border: 1px solid var(--line);
  padding: 8px 16px; border-radius: 999px;
}

/* ===== Services grid ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card .icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.25rem; margin-bottom: 18px;
}
.card p { color: var(--muted); font-size: 0.95rem; }
.card ul { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.card ul li { font-size: 0.88rem; color: var(--muted); padding-left: 20px; position: relative; }
.card ul li::before { content: "→"; position: absolute; left: 0; color: var(--accent-dark); font-weight: 700; }

/* ===== Media buying detail block ===== */
.media-block { background: var(--navy); color: #fff; border-radius: 24px; padding: 64px; margin-top: 64px; }
.media-block .section-head p { color: rgba(255,255,255,0.72); }
.media-block .section-head h2 { color: #fff; }
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 10px; }
.media-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 20px 22px;
  font-size: 0.92rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}
.media-item .num { color: var(--accent); font-weight: 800; font-size: 1rem; }

/* ===== Verticals / traffic sources ===== */
.pill-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.pill-grid span {
  background: #fff; border: 1px solid var(--line); color: var(--navy);
  font-weight: 600; font-size: 0.88rem; padding: 10px 20px; border-radius: 999px;
  box-shadow: 0 2px 8px rgba(10,25,60,0.04);
}

/* ===== How it works ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { text-align: left; position: relative; padding-top: 10px; }
.step .step-num {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--bg-soft); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: var(--blue); margin-bottom: 16px;
}
.step p { color: var(--muted); font-size: 0.9rem; }

/* ===== Signup tabs ===== */
.signup-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-width: 880px;
  margin: 0 auto;
}
.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tab-btn {
  flex: 1;
  padding: 22px 20px;
  background: var(--bg-soft);
  border: none;
  font-weight: 700;
  font-size: 1rem;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
  border-bottom: 3px solid transparent;
}
.tab-btn.active { color: var(--navy); background: #fff; border-bottom-color: var(--accent); }
.tab-content { display: none; padding: 44px; }
.tab-content.active { display: block; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 0.85rem; font-weight: 700; color: var(--navy); }
.form-group label .opt { font-weight: 400; color: var(--muted); font-size: 0.78rem; }
input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  background: var(--bg-soft);
  color: var(--ink);
  transition: border-color 0.2s, background 0.2s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--blue); background: #fff;
}
textarea { resize: vertical; min-height: 90px; }
.checkbox-row { display: flex; align-items: flex-start; gap: 10px; margin: 8px 0 22px; grid-column: 1 / -1; }
.checkbox-row input { width: 16px; height: 16px; margin-top: 3px; }
.checkbox-row label { font-size: 0.84rem; color: var(--muted); }
.form-note { font-size: 0.82rem; color: var(--muted); margin-top: 14px; text-align: center; }
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success.active { display: block; }
.form-success .icon-circle {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(0,212,160,0.14); color: var(--accent-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin: 0 auto 18px;
}

/* ===== Why us ===== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-item { text-align: center; padding: 28px 18px; }
.why-item .icon {
  width: 54px; height: 54px; border-radius: 14px; margin: 0 auto 16px;
  background: var(--bg-soft); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--blue);
}
.why-item p { color: var(--muted); font-size: 0.88rem; }

/* ===== CTA band ===== */
.cta-band {
  background: linear-gradient(120deg, var(--navy-dark), var(--navy) 55%, #0a2850);
  color: #fff; border-radius: 24px; padding: 64px; text-align: center; margin: 0 24px;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.75); max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; display: flex; gap: 18px; align-items: flex-start; box-shadow: var(--shadow);
}
.contact-card .icon {
  width: 46px; height: 46px; min-width: 46px; border-radius: 12px;
  background: var(--bg-soft); display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 1.2rem;
}
.contact-card h3 { font-size: 1.05rem; margin-bottom: 4px; }
.contact-card a, .contact-card p { color: var(--muted); font-size: 0.92rem; }
.contact-card a:hover { color: var(--blue); }

/* ===== Footer ===== */
.site-footer { background: var(--navy-dark); color: rgba(255,255,255,0.65); padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-grid h4 { color: #fff; font-size: 0.85rem; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 18px; }
.footer-grid ul { display: flex; flex-direction: column; gap: 10px; }
.footer-grid a { font-size: 0.9rem; color: rgba(255,255,255,0.65); }
.footer-grid a:hover { color: #fff; }
.footer-brand p { font-size: 0.9rem; max-width: 320px; margin: 14px 0 20px; color: rgba(255,255,255,0.55); }
.social-row { display: flex; gap: 12px; }
.social-row a {
  width: 38px; height: 38px; border-radius: 10px; background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1rem;
}
.social-row a:hover { background: var(--accent); color: var(--navy-dark); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.82rem;
}
.footer-bottom a { color: rgba(255,255,255,0.65); }
.footer-bottom a:hover { color: #fff; }

/* ===== Privacy page ===== */
.legal { padding: 160px 0 96px; }
.legal h1 { margin-bottom: 8px; }
.legal .updated { color: var(--muted); font-size: 0.88rem; margin-bottom: 44px; }
.legal h2 { font-size: 1.3rem; margin-top: 40px; margin-bottom: 12px; }
.legal p, .legal li { color: var(--muted); font-size: 0.96rem; margin-bottom: 12px; }
.legal ul { padding-left: 4px; margin-bottom: 16px; }
.legal li { padding-left: 22px; position: relative; }
.legal li::before { content: "•"; position: absolute; left: 4px; color: var(--accent-dark); }
.legal a { color: var(--blue); font-weight: 600; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-3, .media-grid, .steps, .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  section { padding: 72px 0; }
  .media-block, .cta-band { padding: 44px 28px; }
}
@media (max-width: 760px) {
  .nav-links, .nav-cta .btn-outline-hide { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex; position: absolute; top: 76px; left: 0; right: 0;
    background: var(--navy-dark); flex-direction: column; padding: 24px; gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .grid-3, .grid-2, .media-grid, .steps, .why-grid, .footer-grid, .form-grid { grid-template-columns: 1fr; }
  .hero { padding: 140px 0 80px; }
  .hero-stats { gap: 24px; }
  .tab-content { padding: 26px; }
  .strip .container { flex-direction: column; align-items: flex-start; }
}