/* ============================================================
   HammerISP — Landing Page Styles
   ============================================================ */

:root {
  --bg: #0a0e17;
  --bg-card: #111827;
  --bg-elevated: #1a2332;
  --border: #1e293b;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-dim: rgba(99, 102, 241, 0.15);
  --green: #22c55e;
  --blue: #3b82f6;
  --yellow: #eab308;
  --purple: #a855f7;
  --radius: 12px;
  --max-w: 1100px;
}

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

html { scroll-behavior: smooth; }

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.logo-icon { font-size: 1.5rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: 0.3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  flex-direction: column;
  gap: 12px;
  z-index: 99;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 8px 0;
}

.mobile-menu a:hover { color: var(--text); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-sm { padding: 8px 18px; font-size: 0.8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }

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

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover { color: var(--text); }

/* ---- BADGE ---- */
.badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-hover);
  margin-bottom: 20px;
}

/* ---- HERO ---- */
.hero {
  padding: 140px 0 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08), transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 16px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-hover), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 32px;
}

.hero-stats div {
  display: flex;
  flex-direction: column;
}

.hero-stats strong {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
}

.hero-stats span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- MOCKUP ---- */
.mockup-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.mockup-header {
  display: flex;
  gap: 8px;
  padding: 14px 16px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.mockup-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ef4444;
}

.mockup-header span:nth-child(2) { background: #eab308; }
.mockup-header span:nth-child(3) { background: #22c55e; }

.mockup-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
}

.tag.green { background: rgba(34, 197, 94, 0.15); color: var(--green); }
.tag.blue { background: rgba(59, 130, 246, 0.15); color: var(--blue); }
.tag.yellow { background: rgba(234, 179, 8, 0.15); color: var(--yellow); }
.tag.purple { background: rgba(168, 85, 247, 0.15); color: var(--purple); }

/* ---- SECTIONS ---- */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-card);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ---- FEATURE BLOCKS ---- */
.feature-block {
  display: flex;
  gap: 28px;
  padding: 32px;
  margin-bottom: 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.feature-block:hover {
  border-color: var(--accent);
}

.feature-block-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 12px;
}

.feature-block-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-block-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.feature-block-content ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 20px;
}

.feature-block-content li {
  font-size: 0.85rem;
  color: var(--text);
  padding-left: 18px;
  position: relative;
}

.feature-block-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---- COMPARISON ---- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.comp-col {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.comp-col h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 24px;
  text-align: center;
}

.comp-hammer h3 { color: var(--accent-hover); }
.comp-others h3 { color: var(--text-muted); }

.comp-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.comp-col li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text);
}

.check { color: var(--green); font-weight: 700; }
.cross { color: #ef4444; font-weight: 700; }

/* ---- TRANSPORT ---- */
.transport-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.transport-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}

.transport-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.transport-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.transport-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.transport-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.transport-tech {
  background: var(--bg);
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: inline-block;
}

.transport-tech code {
  font-size: 0.8rem;
  color: var(--accent-hover);
}

/* ---- EASE OF USE ---- */
.ease-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ease-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}

.ease-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.ease-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.ease-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.ease-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- CTA ---- */
.cta {
  text-align: center;
}

.cta-inner h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-inner p {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- FOOTER ---- */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-muted {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--text); }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-content h1 { font-size: 2.25rem; }

  .feature-block-content ul {
    grid-template-columns: 1fr;
  }

  .comparison {
    grid-template-columns: 1fr;
  }

  .transport-grid {
    grid-template-columns: 1fr;
  }

  .ease-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats { gap: 20px; }
  .mockup-card { max-width: 420px; margin: 0 auto; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 120px 0 60px; }
  .hero-content h1 { font-size: 1.75rem; }
  .hero-sub { font-size: 1rem; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }

  .section { padding: 60px 0; }
  .section-header h2 { font-size: 1.5rem; }
  .feature-block {
    flex-direction: column;
    gap: 16px;
    padding: 24px 20px;
  }

  .feature-block-icon {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
  }

  .feature-block-content ul {
    grid-template-columns: 1fr;
  }

  .comparison { gap: 20px; }
  .comp-col { padding: 24px 20px; }
  .comp-col li { font-size: 0.85rem; }

  .transport-card { padding: 28px 20px; }

  .ease-grid { grid-template-columns: 1fr; }
  .ease-card { padding: 28px 20px; }

  .cta-inner h2 { font-size: 1.5rem; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; justify-content: center; }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}