/* ============================================================
   Link 1 Telecom — Main Stylesheet
   ============================================================ */

:root {
  --navy: #0a1628;
  --blue: #1a3a6b;
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --white: #ffffff;
  --off-white: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-700: #334155;
  --text: #1e293b;
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 6px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
}

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800&family=DM+Sans:wght@400;500;600&display=swap');

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
}

/* ---- NAV ---- */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.3);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-logo img { height: 36px; width: auto; border-radius: 4px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray-300);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-links .btn-nav {
  background: var(--accent);
  color: var(--white);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background 0.2s;
}

.nav-links .btn-nav:hover { background: var(--accent-light); color: var(--white); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: var(--shadow); }

.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,0.4); }
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: var(--white);
  padding: 5rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.hero-label {
  display: inline-block;
  background: rgba(37,99,235,0.35);
  color: #93c5fd;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(147,197,253,0.25);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.2rem;
  letter-spacing: -0.01em;
}

.hero h1 em { font-style: normal; color: #60a5fa; }

.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  flex-wrap: wrap;
}

.stat-item { display: flex; flex-direction: column; gap: 0.2rem; }
.stat-value { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: #60a5fa; }
.stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); letter-spacing: 0.04em; text-transform: uppercase; }

/* ---- SECTIONS ---- */
section { padding: 4.5rem 2rem; }
.section-inner { max-width: 1000px; margin: 0 auto; }

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-title em { font-style: normal; color: var(--accent); }
.section-sub { font-size: 1.05rem; color: var(--gray-500); max-width: 600px; line-height: 1.7; margin-bottom: 2.5rem; }

/* ---- CARDS ---- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }

.card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: 10px;
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.card-icon {
  width: 44px; height: 44px;
  background: var(--gray-100);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--navy); }
.card p { font-size: 0.92rem; color: var(--gray-500); line-height: 1.65; }

/* ---- STEPS ---- */
.steps { display: flex; flex-direction: column; gap: 2rem; }

.step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 48px; height: 48px;
  background: var(--navy);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
}

.step-content h3 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 0.3rem; }
.step-content p { font-size: 0.93rem; color: var(--gray-500); line-height: 1.65; }

/* ---- CERTS STRIP ---- */
.certs-strip {
  background: var(--gray-100);
  border-top: 1px solid var(--gray-300);
  border-bottom: 1px solid var(--gray-300);
}

.certs-list { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.cert-tag {
  background: var(--white);
  border: 1px solid var(--gray-300);
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-700);
}

/* ---- CTA BAND ---- */
.cta-band {
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: var(--white);
  text-align: center;
  padding: 4rem 2rem;
}

.cta-band h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; margin-bottom: 0.75rem; }
.cta-band p { color: rgba(255,255,255,0.75); margin-bottom: 1.75rem; font-size: 1.05rem; }

/* ---- FOOTER ---- */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.6);
  padding: 3rem 2rem 2rem;
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-logo { display: flex; align-items: center; gap: 8px; color: var(--white); text-decoration: none; font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.footer-logo img { height: 28px; border-radius: 3px; }
.footer-tagline { font-size: 0.85rem; line-height: 1.6; max-width: 220px; }

.footer-col h4 { color: var(--white); font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700; margin-bottom: 1rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col ul a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--white); }

.footer-contact { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-contact a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.footer-contact a:hover { color: var(--white); }

.footer-bottom {
  max-width: 1000px;
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ---- UTILITIES ---- */
.bg-gray { background: var(--gray-100); }
.text-center { text-align: center; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav-links { gap: 1rem; }
  .nav-links a { font-size: 0.82rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .step { flex-direction: column; gap: 0.75rem; }
}

@media (max-width: 500px) {
  .nav-links li:not(:last-child) { display: none; }
}

/* ---- PAGE-SPECIFIC ---- */

/* Contact form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 700px) { .contact-grid { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.2rem; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--gray-700); }
.form-group input, .form-group textarea, .form-group select {
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.2s;
  width: 100%;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.contact-info { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-item-icon { width: 40px; height: 40px; background: var(--gray-100); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.contact-item-text { display: flex; flex-direction: column; }
.contact-item-text span { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray-500); margin-bottom: 0.2rem; }
.contact-item-text a, .contact-item-text p { font-size: 0.95rem; color: var(--text); text-decoration: none; }
.contact-item-text a:hover { color: var(--accent); }

/* Services list */
.service-block { padding: 3rem 0; border-bottom: 1px solid var(--gray-300); display: grid; grid-template-columns: auto 1fr; gap: 2rem; }
.service-block:last-child { border-bottom: none; }
.service-num { font-family: var(--font-display); font-size: 3.5rem; font-weight: 800; color: var(--gray-300); line-height: 1; width: 70px; }
.service-block h2 { font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; color: var(--navy); margin-bottom: 0.5rem; }
.service-block p { color: var(--gray-500); margin-bottom: 1.25rem; font-size: 0.97rem; line-height: 1.7; }
.service-block ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.service-block ul li { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.93rem; color: var(--gray-700); }
.service-block ul li::before { content: '✓'; color: var(--accent); font-weight: 700; flex-shrink: 0; margin-top: 0.05rem; }
@media (max-width: 600px) { .service-block { grid-template-columns: 1fr; } .service-num { font-size: 2rem; width: auto; } }

/* About page */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 700px) { .about-grid { grid-template-columns: 1fr; } }

.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }
.value-card { padding: 1.75rem; background: var(--white); border: 1px solid var(--gray-300); border-radius: 10px; }
.value-card h3 { font-family: var(--font-display); font-size: 1.1rem; color: var(--navy); margin-bottom: 0.5rem; font-weight: 700; }
.value-card p { font-size: 0.91rem; color: var(--gray-500); line-height: 1.65; }

.founder-quote {
  background: var(--navy);
  color: var(--white);
  padding: 3rem;
  border-radius: 12px;
  margin-top: 2rem;
}
.founder-quote blockquote { font-size: 1.05rem; line-height: 1.75; color: rgba(255,255,255,0.85); margin-bottom: 1.25rem; font-style: italic; }
.founder-quote cite { font-size: 0.88rem; color: #93c5fd; font-style: normal; font-weight: 600; }