/* ── Primetric Shared Styles ── */
/* Common styles for navbar, footer, typography, and responsive layout */

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

:root {
  --purple: #450CDF;
  --blue:   #2C87FF;
  --orange: #FFA92C;
  --green:  #B5E45C;
  --black:  #000000;
  --rule:   #f5f5f5;
  --muted:  #aaaaaa;
  --text:   #373333;
  --col:    720px;
  --fs-body:    13px;
  --lh-body:    23px;
  --fs-section: 27.5px;
  --fs-nav:     16px;
  --fs-sub:     13.75px;
  --fs-fig:     20px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text);
  background: #ffffff;
}

/* ════════════════ NAVBAR ════════════════ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 200;
  height: 72px;
  background: #fff;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  transition: box-shadow 0.3s ease;
}
.navbar.scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}
.nav-inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
}
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-container {
  width: clamp(16px, 2.5vw, 20px);
  height: clamp(16px, 2.5vw, 20px);
  flex-shrink: 0;
}
.logo-video {
  height: clamp(16px, 2.5vw, 20px);
  width: auto;
  max-width: 100%;
  display: block;
  object-fit: contain;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: 40px;
  margin: 0 auto;
}
.nav-links a {
  font-family: 'Inter', sans-serif;
  font-size: var(--fs-nav);
  font-weight: 400;
  color: var(--black);
  text-decoration: none;
  opacity: 0.65;
  transition: opacity 0.15s;
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; font-weight: 500; }

/* ════════════════ HAMBURGER MENU ════════════════ */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 210;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: #fff;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  z-index: 199;
  flex-direction: column;
  gap: 16px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  font-weight: 400;
  color: var(--black);
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
}
.mobile-menu a:last-child { border-bottom: none; }
.nav-btn {
  font-family: 'Inter', sans-serif;
  font-size: var(--fs-nav);
  font-weight: 500;
  color: #fff;
  background: var(--purple);
  border: none;
  border-radius: 6px;
  padding: 9px 22px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
  text-decoration: none;
}
.nav-btn:hover {
  background: #3a0abf;
  box-shadow: 0 4px 12px rgba(69, 12, 223, 0.3);
}

/* ════════════════ FOOTER ════════════════ */
.site-footer {
  position: relative;
  z-index: 20;
  background: #111111;
  padding: 60px 48px;
}
.footer-inner {
  max-width: var(--col);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.1em;
  color: #fff;
  text-transform: uppercase;
  display: flex;
  align-items: center;
}
.logo-bar {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--purple);
  margin: 0 2px 1px;
  vertical-align: middle;
}
.footer-tagline {
  font-family: 'Inter', sans-serif;
  font-size: 13.75px;
  font-weight: 400;
  color: #777;
  letter-spacing: 0.3px;
}

/* ════════════════ PAGE CONTENT ════════════════ */
.page-wrap {
  position: relative;
  z-index: 10;
  background: #fff;
}
.page-content {
  max-width: var(--col);
  margin: 0 auto;
  padding: 60px 0 100px;
}
.page-content h1 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: 32px;
}
.page-content h2 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 22px;
  line-height: 1.3;
  color: var(--black);
  margin-top: 40px;
  margin-bottom: 16px;
}
.page-content p {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text);
  letter-spacing: 0.2px;
  margin-bottom: 16px;
}
.page-content a {
  color: var(--purple);
  text-decoration: none;
}
.page-content a:hover {
  text-decoration: underline;
}

/* ════════════════ FORM STYLES ════════════════ */
.form-container {
  max-width: 560px;
  margin: 0 auto;
  padding: 40px;
  background: #fafafa;
  border-radius: 12px;
  border: 1px solid var(--rule);
}
.form-container h2 {
  margin-top: 0;
  margin-bottom: 24px;
  text-align: center;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  padding: 10px 14px;
  border: 1px solid #ddd;
  border-radius: 6px;
  background: #fff;
  color: var(--black);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--purple);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.form-submit {
  display: block;
  width: 100%;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--purple);
  border: none;
  border-radius: 6px;
  padding: 12px 24px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}
.form-submit:hover {
  background: #3a0abf;
  box-shadow: 0 4px 12px rgba(69, 12, 223, 0.3);
}

/* ════════════════ SIGNAL/OUTPUT STYLES ════════════════ */
.signal-output {
  background: #f8f8f8;
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
  font-family: 'Inter', sans-serif;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: #333;
}
.signal-output .signal-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.signal-output .signal-text {
  color: #222;
}

/* ════════════════ TEAM SECTION ════════════════ */
.team-member {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 32px;
}
.team-photo {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.team-info h3 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 4px;
}
.team-info .team-role {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

/* ════════════════ RESPONSIVE ════════════════ */
@media (max-width: 900px) {
  .nav-inner { padding: 0 28px; }
  .nav-links { gap: 24px; }
}

@media (max-width: 768px) {
  .logo-container { width: 18px; height: 18px; }
  .logo-video { height: 18px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-inner { padding: 0 20px; }
  .page-content { padding: 40px 20px 80px; }
  .page-content h1 { font-size: 28px; }
  .site-footer { padding: 40px 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
  .form-container { padding: 24px; }
  .team-member { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 380px) {
  .logo-container { width: 18px; height: 18px; }
  .logo-video { height: 18px; }
  .nav-btn { padding: 7px 14px; font-size: 13px; }
}