/* ============================================================
   ZAF CLUB — Landing Page
   ============================================================ */

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

:root {
  --blue:       #1559d4;
  --blue-mid:   #1e6ef5;
  --blue-dark:  #0a3fa0;
  --blue-light: #e8f0fe;
  --blue-pale:  #f0f4ff;
  --dark:       #080d1a;
  --dark-2:     #0f1628;
  --text:       #111827;
  --text-2:     #374151;
  --muted:      #6b7280;
  --border:     #e2e8f4;
  --bg:         #f8fafc;
  --surface:    #ffffff;
  --gold:       #f59e0b;
  --radius:     14px;
  --radius-lg:  20px;
  --shadow:     0 4px 20px rgba(0,0,0,.08);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  overflow-x: hidden;
  background: var(--surface);
}

img { max-width: 100%; display: block; }

/* ── HEADER ────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .3s, box-shadow .3s;
}

.site-header.scrolled {
  background: rgba(8,13,26,.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}

.header-logo {
  height: 56px;
  width: 56px;
  object-fit: contain;
  mix-blend-mode: screen;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: 999px;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all .2s;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(21,89,212,.35);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.4);
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,.1);
}


.btn-lg {
  padding: 15px 36px;
  font-size: 16px;
}

.btn-dark {
  background: var(--dark);
  color: #fff;
}

.btn-dark:hover {
  background: #0f1e3a;
  transform: translateY(-1px);
}

/* ── HERO ──────────────────────────────────────────────── */
.hero {
  background: var(--dark);
  min-height: 100vh;
  padding: 120px 40px 80px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 900px;
  background: radial-gradient(ellipse, rgba(21,89,212,.2) 0%, transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(ellipse, rgba(21,89,212,.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-content { }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(21,89,212,.18);
  border: 1px solid rgba(21,89,212,.35);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  color: #7eb3ff;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 900;
  color: #fff;
  line-height: 1.08;
  letter-spacing: -1.5px;
  margin-bottom: 22px;
}

.hero h1 em {
  font-style: normal;
  color: #5b9bff;
}

.hero-sub {
  font-size: 17px;
  color: #8ea4c8;
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.hero-cta-main {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: #5a7499;
  font-weight: 500;
}

.hero-trust-item svg { color: #3b82f6; flex-shrink: 0; }

/* hero visual side */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-mockup {
  max-height: 500px;
  width: auto;
  filter: drop-shadow(0 24px 48px rgba(21,89,212,.35));
}


/* ── TRUST BAR ─────────────────────────────────────────── */
.trust-bar {
  background: var(--blue);
  padding: 28px 40px;
}

.trust-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.9);
  font-size: 14px;
  font-weight: 600;
}

.trust-item-icon {
  font-size: 20px;
}

/* ── SECTION COMMON ────────────────────────────────────── */
.section {
  padding: 96px 40px;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -.5px;
}

.section-title.light { color: #fff; }

.section-sub {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.65;
  margin-top: 14px;
  max-width: 560px;
}

.section-sub.light { color: rgba(255,255,255,.7); }

.section-header { margin-bottom: 48px; }

/* ── PARTNERS ──────────────────────────────────────────── */
.partners-section { background: var(--surface); }

.partners-grid-landing {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.partner-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
  position: relative;
}

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

.partner-tile-img {
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: #f0f4f8;
}

.partner-tile-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.partner-tile-body {
  padding: 14px 16px;
}

.partner-tile-name {
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.partner-tile-discount {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}

.partner-tile-cat {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 10px;
  font-weight: 700;
  border-radius: 99px;
  padding: 2px 8px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── CALCULATOR ────────────────────────────────────────── */
.calculator-section { background: var(--bg); }

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 32px;
  align-items: start;
}

.calc-sliders {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.calc-slider-row {
  margin-bottom: 28px;
}

.calc-slider-row:last-child { margin-bottom: 0; }

.calc-slider-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.calc-slider-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.calc-slider-discount {
  font-size: 11px;
  font-weight: 700;
  color: var(--blue);
  background: var(--blue-light);
  border-radius: 99px;
  padding: 2px 8px;
}

.calc-slider-value-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* custom range */
input[type="range"] {
  -webkit-appearance: none;
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--blue);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(21,89,212,.4);
  transition: transform .15s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--blue);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 8px rgba(21,89,212,.4);
}

.calc-val-display {
  min-width: 90px;
  text-align: right;
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

/* result card */
.calc-result {
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: sticky;
  top: 100px;
  text-align: center;
}

.calc-result-label {
  font-size: 14px;
  color: #7a9ac0;
  line-height: 1.5;
  margin-bottom: 16px;
}

.calc-result-val {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(42px, 5vw, 56px);
  font-weight: 900;
  color: #fff;
  line-height: 1;
  letter-spacing: -2px;
  transition: all .3s;
}

.calc-result-val span { color: #5b9bff; }

.calc-result-period {
  font-size: 13px;
  color: #4a6480;
  margin-top: 6px;
  font-weight: 500;
}

.calc-result-year {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.08);
}

.calc-result-year-label {
  font-size: 12px;
  color: #4a6480;
  margin-bottom: 4px;
}

.calc-result-year-val {
  font-family: 'Outfit', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--gold);
}

.calc-result-cta {
  margin-top: 28px;
}

.calc-result-cta .btn {
  width: 100%;
  background: var(--blue);
  color: #fff;
  padding: 14px;
  font-size: 14px;
}

.calc-result-cta .btn:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
}

.calc-result-note {
  font-size: 11px;
  color: #2e4a6a;
  margin-top: 10px;
}

/* ── PRICING ───────────────────────────────────────────── */
.pricing-section { background: var(--surface); }

.pricing-wrapper {
  max-width: 520px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 2px solid var(--blue);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(21,89,212,.15);
}

.pricing-card-top {
  background: var(--blue);
  padding: 20px 32px;
  text-align: center;
}

.pricing-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.2);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.pricing-card-body {
  padding: 48px 40px 36px;
}

.pricing-main {
  text-align: center;
  margin-bottom: 32px;
}

.pricing-anchor {
  font-size: 16px;
  font-weight: 600;
  color: #dc2626;
  margin-bottom: 6px;
}

.pricing-period-label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.pricing-amount {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  line-height: 1;
}

.pricing-currency {
  font-family: 'Outfit', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-top: 6px;
}

.pricing-value {
  font-family: 'Outfit', sans-serif;
  font-size: 64px;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -2px;
}

.pricing-cents {
  font-family: 'Outfit', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-top: 8px;
}

.pricing-freq {
  font-size: 14px;
  color: var(--muted);
  margin-top: 8px;
}

.pricing-micro {
  font-size: 13px;
  color: var(--blue);
  font-weight: 600;
  margin-top: 10px;
  background: var(--blue-pale);
  border-radius: 99px;
  padding: 5px 14px;
  display: inline-block;
}

.pricing-divider {
  text-align: center;
  margin: 18px 0;
  position: relative;
}

.pricing-divider::before {
  content: '';
  position: absolute;
  top: 50%; left: 0; right: 0;
  height: 1px;
  background: var(--border);
}

.pricing-divider span {
  position: relative;
  background: var(--surface);
  padding: 0 12px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

.pricing-avista {
  text-align: center;
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 28px;
}

.pricing-avista strong {
  color: var(--text);
  font-weight: 700;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--text-2);
}

.pricing-check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #dcfce7;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pricing-check svg { width: 11px; height: 11px; color: #16a34a; }

.pricing-cta-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pricing-cta-group .btn {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 15px;
}

.pricing-cta-group .btn-secondary {
  background: var(--bg);
  color: var(--text-2);
  border: 1px solid var(--border);
}

.pricing-cta-group .btn-secondary:hover {
  background: var(--border);
}

.pricing-guarantee {
  text-align: center;
  margin-top: 16px;
  font-size: 12px;
  color: var(--muted);
}

/* ── FAQ ───────────────────────────────────────────────── */
.faq-section { background: var(--bg); }

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 960px;
  margin: 0 auto;
}

details.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .2s;
}

details.faq-item[open] {
  box-shadow: var(--shadow);
  border-color: rgba(21,89,212,.25);
}

summary.faq-q {
  list-style: none;
  padding: 20px 22px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: color .2s;
}

summary.faq-q::-webkit-details-marker { display: none; }

details.faq-item[open] summary.faq-q { color: var(--blue); }

.faq-arrow {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .25s;
}

details.faq-item[open] .faq-arrow { transform: rotate(45deg); background: var(--blue); }

.faq-arrow svg { width: 10px; height: 10px; color: var(--blue); }
details.faq-item[open] .faq-arrow svg { color: #fff; }

.faq-a {
  padding: 0 22px 20px;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
}

/* ── FINAL CTA ─────────────────────────────────────────── */
.final-cta {
  background: var(--blue);
  padding: 96px 40px;
  text-align: center;
}

.final-cta-inner {
  max-width: 640px;
  margin: 0 auto;
}

.final-cta h2 {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -.5px;
  margin-bottom: 16px;
}

.final-cta p {
  font-size: 17px;
  color: rgba(255,255,255,.75);
  line-height: 1.6;
  margin-bottom: 36px;
}

.final-cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-white {
  background: #fff;
  color: var(--blue);
}

.btn-white:hover {
  background: #f0f4ff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,.15);
}

/* ── FOOTER ────────────────────────────────────────────── */
.site-footer {
  background: var(--dark);
  padding: 48px 40px 32px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-wrap: wrap;
}

.footer-logo-img {
  height: 64px;
  width: 64px;
  object-fit: contain;
  mix-blend-mode: screen;
}

.footer-desc {
  font-size: 13px;
  color: #3a5070;
  line-height: 1.6;
  max-width: 260px;
  margin-top: 12px;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #3a5070;
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 13px;
  color: #4a6480;
  text-decoration: none;
  transition: color .15s;
}

.footer-links a:hover { color: #8ea4c8; }

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-copy {
  font-size: 12px;
  color: #2e4055;
}

.footer-copy strong { color: #3a5a80; }

/* ── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 1024px) {
  .partners-grid-landing { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .calc-grid { grid-template-columns: 1fr; }
  .calc-result { position: static; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-visual { order: 2; }
  .hero-mockup { max-height: 320px; }
  .faq-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .site-header { padding: 0 20px; }
  .hero { padding: 100px 20px 64px; }
  .section { padding: 64px 20px; }
  .trust-bar { padding: 20px; }
  .trust-bar-inner { gap: 24px; }
  .partners-grid-landing { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .calc-sliders { padding: 20px; }
  .pricing-card-body { padding: 24px 24px 20px; }
  .footer-top { flex-direction: column; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .final-cta { padding: 64px 20px; }
  .site-footer { padding: 40px 20px 24px; }
  .header-cta .btn-outline { display: none; }
}

@media (max-width: 480px) {
  .partners-grid-landing { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { align-items: stretch; }
  .hero-cta-main { flex-direction: column; }
  .hero-cta-main .btn { text-align: center; }
}