/* VIALOG — landing page (Hostinger-inspired, blue + orange) */
:root {
  --vl-primary: #013179;
  --vl-primary-dark: #001f4d;
  --vl-primary-light: #1a4a8f;
  --vl-primary-soft: #e8eef7;
  --vl-accent: #ff6b00;
  --vl-accent-hover: #e85d04;
  --vl-accent-soft: #fff4eb;
  --vl-bg: #ffffff;
  --vl-bg-alt: #f4f7fb;
  --vl-surface: #ffffff;
  --vl-text: #1a1a2e;
  --vl-muted: #64748b;
  --vl-border: #e2e8f0;
  --vl-radius: 16px;
  --vl-radius-sm: 10px;
  --vl-radius-lg: 24px;
  --vl-shadow: 0 4px 24px rgba(1, 49, 121, 0.07);
  --vl-shadow-lg: 0 12px 48px rgba(1, 49, 121, 0.12);
  --vl-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body.vl-landing {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--vl-text);
  background: var(--vl-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.vl-container {
  width: min(100% - 2.5rem, var(--vl-max));
  margin-inline: auto;
}

/* ── Header ── */
.vl-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.vl-header.is-scrolled {
  border-bottom-color: var(--vl-border);
  box-shadow: 0 2px 16px rgba(1, 49, 121, 0.06);
}

.vl-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.vl-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
}

.vl-brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
}

.vl-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.vl-nav a:not(.vl-btn) {
  color: var(--vl-text);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  transition: color 0.15s;
}

.vl-nav a:not(.vl-btn):hover {
  color: var(--vl-primary);
}

.vl-nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.35rem;
  cursor: pointer;
  color: var(--vl-primary);
  font-size: 1.75rem;
  line-height: 1;
}

/* ── Buttons ── */
.vl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.35rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.1s, box-shadow 0.15s;
  white-space: nowrap;
}

.vl-btn:active {
  transform: scale(0.98);
}

.vl-btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.875rem;
}

.vl-btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.vl-btn-block {
  width: 100%;
}

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

.vl-btn-primary:hover {
  background: var(--vl-primary-light);
  color: #fff;
  box-shadow: 0 4px 16px rgba(1, 49, 121, 0.25);
}

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

.vl-btn-accent:hover {
  background: var(--vl-accent-hover);
  color: #fff;
  box-shadow: 0 4px 16px rgba(255, 107, 0, 0.3);
}

.vl-btn-outline {
  background: transparent;
  color: var(--vl-primary);
  border-color: var(--vl-border);
}

.vl-btn-outline:hover {
  border-color: var(--vl-primary);
  background: var(--vl-primary-soft);
  color: var(--vl-primary);
}

.vl-btn-ghost-light {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.vl-btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

/* ── Hero ── */
.vl-hero {
  background: linear-gradient(180deg, var(--vl-bg-alt) 0%, var(--vl-bg) 100%);
  padding: 4rem 0 0;
  position: relative;
  overflow: hidden;
}

.vl-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -15%;
  width: 60%;
  height: 120%;
  background: radial-gradient(circle, rgba(1, 49, 121, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

.vl-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -10%;
  width: 40%;
  height: 60%;
  background: radial-gradient(circle, rgba(255, 107, 0, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.vl-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.vl-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: var(--vl-accent-soft);
  color: var(--vl-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
}

.vl-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.35rem);
  font-weight: 800;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  letter-spacing: -0.035em;
  color: var(--vl-primary-dark);
}

.vl-hero-lead {
  font-size: 1.125rem;
  color: var(--vl-muted);
  margin: 0 0 2rem;
  max-width: 36rem;
  line-height: 1.7;
}

.vl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.vl-hero-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.vl-hero-checklist li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.925rem;
  color: var(--vl-muted);
}

.vl-hero-checklist i {
  color: var(--vl-accent);
  font-size: 1rem;
  flex-shrink: 0;
}

/* Hero mockup */
.vl-hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 1rem 0 3rem;
}

.vl-hero-mockup {
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: var(--vl-radius-lg);
  box-shadow: var(--vl-shadow-lg);
  width: 100%;
  max-width: 400px;
  overflow: hidden;
}

.vl-mockup-bar {
  display: flex;
  gap: 6px;
  padding: 14px 16px;
  background: var(--vl-bg-alt);
  border-bottom: 1px solid var(--vl-border);
}

.vl-mockup-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--vl-border);
}

.vl-mockup-bar span:first-child { background: #ff6b6b; }
.vl-mockup-bar span:nth-child(2) { background: #ffd93d; }
.vl-mockup-bar span:nth-child(3) { background: #6bcb77; }

.vl-mockup-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vl-mockup-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--vl-radius-sm);
  background: var(--vl-bg-alt);
  border: 1px solid var(--vl-border);
}

.vl-mockup-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--vl-primary) 0%, var(--vl-primary-light) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.vl-mockup-icon--accent {
  background: linear-gradient(135deg, var(--vl-accent) 0%, var(--vl-accent-hover) 100%);
}

.vl-mockup-row strong {
  display: block;
  font-size: 0.925rem;
  color: var(--vl-text);
}

.vl-mockup-row small {
  font-size: 0.8rem;
  color: var(--vl-muted);
}

.vl-hero-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: 999px;
  box-shadow: var(--vl-shadow);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--vl-primary);
}

.vl-hero-float i {
  color: var(--vl-accent);
}

.vl-hero-float--1 {
  top: 10%;
  right: 0;
  animation: vl-float 4s ease-in-out infinite;
}

.vl-hero-float--2 {
  bottom: 18%;
  left: -5%;
  animation: vl-float 4s ease-in-out infinite 1.5s;
}

@keyframes vl-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ── Trust strip ── */
.vl-trust {
  background: var(--vl-primary);
  color: #fff;
  padding: 2rem 0;
  margin-top: -1px;
}

.vl-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.vl-trust-item strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}

.vl-trust-item span {
  font-size: 0.85rem;
  opacity: 0.85;
}

/* ── Sections ── */
.vl-section {
  padding: 5rem 0;
}

.vl-section--alt {
  background: var(--vl-bg-alt);
}

.vl-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.vl-section-header--left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
  max-width: 420px;
}

.vl-section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--vl-accent);
  margin-bottom: 0.75rem;
}

.vl-section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  font-weight: 800;
  margin: 0 0 0.85rem;
  letter-spacing: -0.03em;
  color: var(--vl-primary-dark);
}

.vl-section-header p {
  color: var(--vl-muted);
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.65;
}

/* ── Products ── */
.vl-products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.vl-product {
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: var(--vl-radius);
  padding: 1.75rem;
  box-shadow: var(--vl-shadow);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
}

.vl-product:hover {
  transform: translateY(-4px);
  box-shadow: var(--vl-shadow-lg);
}

.vl-product--featured {
  border-color: var(--vl-primary);
  border-width: 2px;
  grid-column: span 1;
}

.vl-product-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.vl-product-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--vl-primary) 0%, var(--vl-primary-light) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
}

.vl-product--soon .vl-product-icon {
  background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
}

.vl-product-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

.vl-product-tag--live {
  background: #dcfce7;
  color: #166534;
}

.vl-product-tag--soon {
  background: var(--vl-bg-alt);
  color: var(--vl-muted);
}

.vl-product h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.vl-product p {
  margin: 0 0 1rem;
  color: var(--vl-muted);
  font-size: 0.9rem;
  flex: 1;
  line-height: 1.6;
}

.vl-product-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.vl-product-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--vl-muted);
}

.vl-product-list i {
  color: var(--vl-accent);
  font-weight: 700;
}

.vl-product-soon {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--vl-muted);
  margin-top: auto;
}

/* ── Features ── */
.vl-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.vl-feature-card {
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: var(--vl-radius);
  padding: 2rem 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.vl-feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--vl-primary-soft);
  color: var(--vl-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1.15rem;
}

.vl-feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.vl-feature-card p {
  margin: 0;
  color: var(--vl-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── Plans / Solutions ── */
.vl-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.vl-plan {
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: var(--vl-radius-lg);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.vl-plan--popular {
  border-color: var(--vl-primary);
  border-width: 2px;
  box-shadow: var(--vl-shadow-lg);
}

.vl-plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--vl-accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
}

.vl-plan h3 {
  margin: 0.5rem 0 0.35rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.vl-plan-desc {
  margin: 0 0 1.25rem;
  color: var(--vl-muted);
  font-size: 0.9rem;
}

.vl-plan-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--vl-primary-dark);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.vl-plan-price small {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--vl-muted);
  margin-top: 0.15rem;
}

.vl-plan-list {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.vl-plan-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--vl-text);
}

.vl-plan-list i {
  color: var(--vl-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── FAQ ── */
.vl-faq-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.vl-faq {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.vl-faq-item {
  background: var(--vl-surface);
  border: 1px solid var(--vl-border);
  border-radius: var(--vl-radius-sm);
  overflow: hidden;
  transition: border-color 0.15s;
}

.vl-faq-item[open] {
  border-color: var(--vl-primary);
}

.vl-faq-item summary {
  padding: 1.15rem 1.25rem;
  font-weight: 600;
  font-size: 0.975rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
}

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

.vl-faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--vl-primary);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.vl-faq-item[open] summary::after {
  content: '−';
}

.vl-faq-item p {
  margin: 0;
  padding: 0 1.25rem 1.15rem;
  color: var(--vl-muted);
  font-size: 0.925rem;
  line-height: 1.65;
}

.vl-faq-item a {
  color: var(--vl-primary);
  font-weight: 600;
}

/* ── CTA ── */
.vl-cta {
  background: linear-gradient(135deg, var(--vl-primary-dark) 0%, var(--vl-primary) 50%, var(--vl-primary-light) 100%);
  color: #fff;
  padding: 4.5rem 0;
  position: relative;
  overflow: hidden;
}

.vl-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 90% 50%, rgba(255, 107, 0, 0.12) 0%, transparent 50%);
  pointer-events: none;
}

.vl-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  position: relative;
}

.vl-cta h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.vl-cta p {
  margin: 0;
  opacity: 0.9;
  font-size: 1.05rem;
  max-width: 480px;
}

.vl-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ── Footer ── */
.vl-footer {
  background: var(--vl-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 3.5rem 0 0;
  font-size: 0.875rem;
}

.vl-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 2rem;
  padding-bottom: 2.5rem;
}

.vl-footer-brand p {
  margin: 0.85rem 0 0;
  max-width: 280px;
  line-height: 1.65;
  opacity: 0.8;
}

.vl-footer .vialog-brand .vialog-vi {
  color: #fff;
}

.vl-footer-col h4 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #fff;
}

.vl-footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.vl-footer-col a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.15s;
}

.vl-footer-col a:hover {
  color: #fff;
}

.vl-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.825rem;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .vl-products {
    grid-template-columns: repeat(2, 1fr);
  }

  .vl-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .vl-plans {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin-inline: auto;
  }

  .vl-footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .vl-faq-wrap {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .vl-nav-toggle {
    display: block;
  }

  .vl-nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--vl-surface);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--vl-border);
    box-shadow: var(--vl-shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s, opacity 0.25s;
  }

  .vl-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .vl-nav a:not(.vl-btn) {
    padding: 0.65rem 0;
  }

  .vl-nav .vl-btn {
    width: 100%;
    margin-top: 0.5rem;
  }

  .vl-hero {
    padding: 2.5rem 0 0;
  }

  .vl-hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .vl-hero-visual {
    order: -1;
    padding-bottom: 1rem;
  }

  .vl-hero-float {
    display: none;
  }

  .vl-trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .vl-products {
    grid-template-columns: 1fr;
  }

  .vl-features-grid {
    grid-template-columns: 1fr;
  }

  .vl-section {
    padding: 3.5rem 0;
  }

  .vl-cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .vl-cta-actions {
    justify-content: center;
    width: 100%;
  }

  .vl-footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
}

@media (max-width: 480px) {
  .vl-hero-actions {
    flex-direction: column;
  }

  .vl-hero-actions .vl-btn {
    width: 100%;
  }

  .vl-trust-grid {
    grid-template-columns: 1fr 1fr;
  }

  .vl-trust-item strong {
    font-size: 1.35rem;
  }
}