/* ============================================
   Hotel Edge — Clean Minimal SaaS Design
   ============================================ */

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

:root {
  --accent: #2563eb;
  --accent-light: #eff6ff;
  --accent-dark: #1d4ed8;
  --text: #0a0a0a;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --bg: #ffffff;
  --bg-soft: #fafaf8;
  --bg-card: #ffffff;
  --border: #e5e7eb;
  --border-soft: #f3f4f6;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.07), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.09), 0 4px 12px rgba(0,0,0,0.05);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-h: 68px;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

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

/* ---- Layout ---- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Typography ---- */
h1, h2, h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.1rem; font-weight: 600; }

p { color: var(--text-muted); line-height: 1.75; }
em { font-style: italic; color: var(--text); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  color: var(--text);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 48px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--text);
  color: var(--text);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 0.95rem;
}

.btn-full { width: 100%; justify-content: center; }

/* ============================================
   NAV
   ============================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
  height: var(--nav-h);
  display: flex;
  align-items: center;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.03em;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }
.nav-links .btn { margin-left: 8px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.2s;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  background: var(--bg);
  padding: 100px 0 80px;
  overflow: hidden;
}

.hero-inner {
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-headline {
  color: var(--text);
  margin-bottom: 20px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

/* Mockup */
.hero-mockup {
  max-width: 560px;
  margin: 0 auto;
}

.mockup-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.mockup-header {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-dot.red    { background: #ef4444; }
.mockup-dot.yellow { background: #f59e0b; }
.mockup-dot.green  { background: #22c55e; }

.mockup-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-left: 8px;
}

.mockup-body {
  padding: 20px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.mockup-stat {
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.stat-value.accent { color: var(--accent); }

/* ============================================
   BRAND LOGOS BAR
   ============================================ */
.brands {
  padding: 40px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-soft);
  overflow: hidden;
}

.brands-label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 20px;
}

.brands-track-wrapper {
  overflow: hidden;
  position: relative;
}

.brands-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: scrollBrands 28s linear infinite;
}

.brands-track:hover {
  animation-play-state: paused;
}

@keyframes scrollBrands {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  background: var(--bg);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-light);
  white-space: nowrap;
  user-select: none;
  transition: color 0.2s, border-color 0.2s;
}
.brand-badge:hover {
  color: var(--text-muted);
  border-color: var(--text-muted);
}

/* ============================================
   PROBLEM
   ============================================ */
.problem {
  padding: 100px 0;
  background: var(--bg);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.problem-card {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--border-soft);
  transition: box-shadow 0.2s;
}
.problem-card:hover {
  box-shadow: var(--shadow-md);
}

.problem-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  color: var(--text);
  margin-bottom: 10px;
}

/* ============================================
   SOLUTIONS
   ============================================ */
.solutions {
  padding: 100px 0;
  background: var(--bg-soft);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.solution-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, transform 0.2s;
  position: relative;
}
.solution-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.solution-card.featured {
  border-color: var(--accent);
  background: linear-gradient(135deg, #fff 0%, var(--accent-light) 100%);
}

.solution-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.solution-card h3 {
  color: var(--text);
  margin-bottom: 10px;
  font-size: 1rem;
}

.solution-card p {
  font-size: 0.9rem;
}

.solution-tag {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 3px 10px;
  border-radius: 100px;
}

/* ============================================
   POSITIONING
   ============================================ */
.positioning {
  padding: 100px 0;
  background: var(--bg);
}

.positioning-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.positioning-content h2 {
  margin-bottom: 20px;
}

.positioning-content p {
  margin-bottom: 16px;
  font-size: 1rem;
}

.positioning-content .btn {
  margin-top: 16px;
}

.value-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-check {
  width: 28px;
  height: 28px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.value-item strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
}

.value-item span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  padding: 100px 0;
  background: var(--bg-soft);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-copy h2 {
  margin-bottom: 16px;
}

.contact-copy p {
  margin-bottom: 28px;
  font-size: 1rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.detail-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* Form */
.contact-form {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text);
}

.optional {
  font-weight: 400;
  color: var(--text-light);
}

.form-group input,
.form-group textarea {
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-soft);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
  resize: vertical;
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-light);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
  background: var(--bg);
}

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: 12px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: #0a0a0a;
  color: #9ca3af;
  padding: 48px 0 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 40px;
  border-bottom: 1px solid #1f2937;
}

.footer-left p {
  font-size: 0.85rem;
  color: #6b7280;
  margin-top: 8px;
  max-width: 280px;
}

.logo-light {
  color: #fff;
}
.logo-light span {
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: #6b7280;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.15s;
}
.footer-links a:hover { color: #fff; }

.footer-bottom {
  padding: 20px 0;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: #4b5563;
  margin: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .problem-grid,
  .solutions-grid {
    grid-template-columns: 1fr 1fr;
  }
  .positioning-inner,
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
    align-items: flex-start;
  }
  .nav-links.open { display: flex; }
  .nav-links .btn { margin-left: 0; }
  .nav-toggle { display: flex; }

  .hero { padding: 72px 0 60px; }

  .problem-grid,
  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .form-row { grid-template-columns: 1fr; }

  .footer-inner {
    flex-direction: column;
    gap: 28px;
  }
}