/* ══════════════════════════════════════════════════════════════════════
   QualiCall — Landing Page
   ══════════════════════════════════════════════════════════════════════ */

/* ── Nav ───────────────────────────────────────────────────────────── */
.landing-nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 48px;
  background: rgba(16,36,62,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: all var(--transition);
}
.landing-nav.scrolled {
  padding: 14px 48px;
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 800; color: var(--white);
}
.nav-logo svg { flex-shrink: 0; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: rgba(255,255,255,.75); font-size: 14px; font-weight: 500; transition: color var(--transition); }
.nav-links a:hover { color: var(--white); }
.nav-cta { display: flex; align-items: center; gap: 12px; }

/* ── Hero ──────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: var(--blue-deep);
  display: flex; align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -30%; right: -10%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(47,111,237,.25) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute; bottom: -20%; left: 10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(46,211,168,.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero__content { position: relative; z-index: 2; max-width: 720px; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(47,111,237,.2);
  border: 1px solid rgba(47,111,237,.3);
  padding: 6px 16px; border-radius: var(--radius-full);
  font-size: 12px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--blue-light);
  margin-bottom: 24px;
}
.hero__title { color: var(--white); margin-bottom: 24px; }
.hero__title em { font-style: normal; color: var(--green-mint); }
.hero__subtitle {
  font-size: 1.125rem; color: rgba(255,255,255,.72);
  max-width: 560px; margin-bottom: 40px; line-height: 1.7;
}
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero__proof {
  display: flex; align-items: center; gap: 24px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.hero__proof-item {
  display: flex; flex-direction: column;
}
.hero__proof-item strong {
  font-size: 1.5rem; font-weight: 800; color: var(--white);
}
.hero__proof-item span { font-size: 12px; color: rgba(255,255,255,.55); }
.hero__proof-divider { width: 1px; height: 36px; background: rgba(255,255,255,.15); }

/* Dashboard Preview */
.hero__visual {
  position: relative; z-index: 2;
}
.hero-dashboard {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 20px;
  backdrop-filter: blur(10px);
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.mini-kpis { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; margin-bottom: 12px; }
.mini-kpi {
  background: rgba(255,255,255,.08); border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.mini-kpi__val { font-size: 1.5rem; font-weight: 800; color: var(--white); }
.mini-kpi__lbl { font-size: 10px; color: rgba(255,255,255,.55); }
.mini-chart {
  background: rgba(255,255,255,.05); border-radius: var(--radius-sm);
  padding: 14px; display: flex; gap: 4px; align-items: flex-end; height: 90px;
}
.mini-bar {
  flex: 1; border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--blue-vivid), rgba(47,111,237,.4));
  animation: growBar .8s ease forwards;
  transform-origin: bottom;
}
@keyframes growBar { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* ── Clients / Trust ───────────────────────────────────────────────── */
.trust-section {
  background: var(--white);
  padding: 56px 0;
  border-bottom: 1px solid var(--gray-border);
}
.trust-section__label {
  text-align: center; font-size: 12px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--gray-light); margin-bottom: 32px;
}
.trust-logos {
  display: flex; align-items: center; justify-content: center;
  gap: 48px; flex-wrap: wrap;
}
.trust-logo {
  font-size: 16px; font-weight: 700; color: var(--gray-border);
  letter-spacing: -0.5px;
}

/* ── Problem Section ───────────────────────────────────────────────── */
.problem-section { padding: 100px 0; background: var(--white-ice); }
.section-tag {
  display: inline-block;
  background: rgba(47,111,237,.1); color: var(--blue-vivid);
  padding: 5px 14px; border-radius: var(--radius-full);
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
  margin-bottom: 16px;
}
.section-title { margin-bottom: 16px; }
.section-subtitle { font-size: 1.05rem; color: var(--gray-text); max-width: 640px; margin-bottom: 56px; }
.problem-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.problem-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--gray-border);
  transition: all var(--transition);
}
.problem-card:hover {
  border-color: var(--blue-vivid);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.problem-icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; font-size: 22px;
}
.problem-card h4 { margin-bottom: 8px; }

/* ── How It Works ──────────────────────────────────────────────────── */
.how-section { padding: 100px 0; background: var(--white); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin-top: 56px; }
.step {
  text-align: center; position: relative;
}
.step::after {
  content: '→';
  position: absolute; right: -16px; top: 24px;
  color: var(--gray-border); font-size: 20px;
}
.step:last-child::after { display: none; }
.step__num {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-vivid), var(--green-mint));
  color: var(--white); display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; margin: 0 auto 16px;
  box-shadow: 0 8px 20px rgba(47,111,237,.3);
}
.step h4 { margin-bottom: 8px; }
.step p { font-size: 13px; }

/* ── Features ──────────────────────────────────────────────────────── */
.features-section { padding: 100px 0; background: var(--white-ice); }
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; margin-top: 56px;
}
.feature-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 32px;
  border: 1px solid var(--gray-border);
  transition: all var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.feature-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(47,111,237,.12), rgba(46,211,168,.12));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; font-size: 24px;
}
.feature-card h3 { margin-bottom: 10px; }
.feature-card p { font-size: 14px; line-height: 1.7; }

/* ── Pricing ───────────────────────────────────────────────────────── */
.pricing-section { padding: 100px 0; background: var(--white); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 56px;
}
.pricing-card {
  border: 1.5px solid var(--gray-border); border-radius: var(--radius-lg);
  padding: 36px; position: relative;
  transition: all var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pricing-card--featured {
  border-color: var(--blue-vivid);
  background: linear-gradient(160deg, #F5F9FF, var(--white));
  box-shadow: 0 8px 32px rgba(47,111,237,.15);
}
.pricing-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue-vivid); color: var(--white);
  padding: 4px 16px; border-radius: var(--radius-full);
  font-size: 11px; font-weight: 700; white-space: nowrap;
}
.pricing-card__plan { font-size: 13px; font-weight: 700; color: var(--gray-text); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 8px; }
.pricing-card__price { font-size: 2.5rem; font-weight: 800; color: var(--blue-deep); line-height: 1; margin-bottom: 4px; }
.pricing-card__price span { font-size: 1rem; font-weight: 400; color: var(--gray-text); }
.pricing-card__desc { font-size: 13px; color: var(--gray-text); margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--gray-border); }
.pricing-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-feature { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; }
.pricing-check { color: var(--green-mint); font-size: 16px; flex-shrink: 0; margin-top: 1px; }

/* ── Testimonials ──────────────────────────────────────────────────── */
.testimonials-section { padding: 100px 0; background: var(--white-ice); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 56px; }
.testimonial-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 32px;
  border: 1px solid var(--gray-border);
}
.testimonial-card__quote { font-size: 14px; line-height: 1.75; color: var(--gray-text); margin-bottom: 24px; font-style: italic; }
.testimonial-card__quote::before { content: '"'; font-size: 2rem; line-height: 0; vertical-align: -0.4em; color: var(--blue-vivid); font-style: normal; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-author__name { font-size: 13px; font-weight: 700; }
.testimonial-author__role { font-size: 12px; color: var(--gray-text); }
.stars { color: #F6C90E; font-size: 13px; margin-bottom: 16px; }

/* ── CTA Banner ────────────────────────────────────────────────────── */
.cta-banner {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--blue-deep) 0%, #1a3a5c 100%);
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; top: -50%; right: -5%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(46,211,168,.18) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-banner__inner { text-align: center; position: relative; z-index: 2; }
.cta-banner h2 { color: var(--white); margin-bottom: 16px; }
.cta-banner p  { color: rgba(255,255,255,.72); font-size: 1.05rem; margin-bottom: 40px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-banner__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── Footer ────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--blue-deep);
  padding: 64px 0 32px;
  color: rgba(255,255,255,.6);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p { font-size: 13px; line-height: 1.7; margin-top: 12px; }
.footer-col h5 { color: var(--white); font-size: 13px; font-weight: 700; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul a { font-size: 13px; color: rgba(255,255,255,.55); transition: color var(--transition); }
.footer-col ul a:hover { color: var(--white); }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px;
}

/* ── Responsiveness ────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .pricing-grid, .steps-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .landing-nav { padding: 16px 24px; }
  .nav-links { display: none; }
  .pricing-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .step::after { display: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 100px 0 60px; }
}