/* ============================================================
   CVBoatFun — main stylesheet
   Theme: LIGHT (warm paper) with indigo + emerald accents
   ============================================================ */

:root {
  --bg: #f6f3ee;
  --bg-soft: #ede8df;
  --surface: #ffffff;
  --surface-warm: #fbf9f5;
  --ink: #1b1b1b;
  --ink-soft: #4a4a4a;
  --ink-mute: #6b6a66;
  --accent: #4338ca;
  --accent-deep: #312e81;
  --accent-tint: #eef0fc;
  --accent-2: #167d5a;
  --accent-2-tint: #e7f3ee;
  --line: #ded8cc;
  --line-soft: #ece7dd;
  --shadow-sm: 0 1px 2px rgba(27, 27, 27, 0.06);
  --shadow-md: 0 12px 32px rgba(27, 27, 27, 0.08);
  --radius: 14px;
  --radius-lg: 22px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  font-size: 16px;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-deep); }

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   Navigation — top-centered inline logo
   ============================================================ */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--surface);
  border-bottom: 1px solid var(--line-soft);
  transition: box-shadow 0.3s ease;
}

.site-nav.is-scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand:hover { color: var(--ink); }

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 800;
}

.brand-mark span { color: #c7d2fe; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-links a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-links a:hover {
  background-color: var(--accent-tint);
  color: var(--accent-deep);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  background-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
}

.nav-cta:hover { background-color: var(--accent-deep); color: #ffffff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero — asymmetric two-column (text left, visual right)
   ============================================================ */

.hero {
  padding: 150px 0 90px;
  background:
    radial-gradient(1200px 600px at 85% -10%, var(--accent-tint) 0%, rgba(246, 243, 238, 0) 60%),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background-color: var(--accent-2-tint);
  color: var(--accent-2);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  margin-bottom: 22px;
}

.hero h1 .highlight {
  color: var(--accent);
  position: relative;
  white-space: nowrap;
}

.hero h1 .highlight::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 10px;
  background-color: var(--accent-tint);
  z-index: -1;
  border-radius: 4px;
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 34rem;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary { background-color: var(--accent); color: #ffffff; }
.btn-primary:hover { background-color: var(--accent-deep); color: #ffffff; transform: translateY(-2px); }

.btn-ghost {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-deep); transform: translateY(-2px); }

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: var(--ink-mute);
  font-size: 0.9rem;
}

.hero-trust strong { color: var(--ink); font-weight: 700; }

/* Hero visual — system architecture card */

.hero-visual {
  position: relative;
}

.sys-card {
  background-color: var(--ink);
  color: #f4f3ef;
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-md);
}

.sys-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #3a3a38;
}

.sys-card-title {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  color: #ffffff;
}

.sys-dots { display: flex; gap: 6px; }
.sys-dots i {
  width: 10px; height: 10px; border-radius: 50%;
  background-color: #4a4a48;
}
.sys-dots i:first-child { background-color: #f87171; }
.sys-dots i:nth-child(2) { background-color: #fbbf24; }
.sys-dots i:nth-child(3) { background-color: #34d399; }

.sys-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  background-color: #232320;
  margin-bottom: 12px;
}

.sys-node {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #e7e5df;
}

.sys-node .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background-color: var(--accent);
}

.sys-node .dot.green { background-color: #34d399; }
.sys-node .dot.amber { background-color: #fbbf24; }

.sys-badge {
  margin-left: auto;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  background-color: #312e45;
  color: #c7d2fe;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sys-badge.ok { background-color: #0e3d2e; color: #6ee7b7; }

.sys-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 0.85rem;
  color: #b7b5af;
}

.sys-status .pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background-color: #34d399;
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.4); }
}

.float-chip {
  position: absolute;
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 18px;
  box-shadow: var(--shadow-md);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink);
}

.float-chip small {
  display: block;
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--ink-mute);
  margin-bottom: 2px;
}

.float-chip.top { top: -22px; right: -8px; }
.float-chip.bottom { bottom: -20px; left: -12px; }

/* ============================================================
   Metrics band
   ============================================================ */

.metrics-band {
  background-color: var(--accent-deep);
  color: #e9e7ff;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 44px 0;
}

.metric {
  text-align: center;
}

.metric .value {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.metric .label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #b7b4ee;
  margin-top: 4px;
}

/* ============================================================
   Services — alternating two-column rows with big numerals
   ============================================================ */

.services-section {
  padding: 96px 0;
  background-color: var(--bg);
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head .eyebrow {
  display: inline-block;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  margin-bottom: 14px;
}

.section-head p {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.service-row:last-of-type { border-bottom: 1px solid var(--line); }

.service-num {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--accent-tint);
  letter-spacing: -0.04em;
}

.service-body h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.service-body p {
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.service-list {
  list-style: none;
  display: grid;
  gap: 8px;
}

.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.service-list li::before {
  content: "✓";
  color: var(--accent-2);
  font-weight: 800;
}

.service-media {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.media-panel {
  border-radius: var(--radius);
  padding: 24px;
  background-color: var(--surface);
  border: 1px solid var(--line);
}

.media-panel.accent { background-color: var(--accent-tint); border-color: #dcd8f5; }
.media-panel.green { background-color: var(--accent-2-tint); border-color: #cfe6dc; }

.media-panel h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.media-panel p {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

/* ============================================================
   Comparison table
   ============================================================ */

.compare-section {
  padding: 96px 0;
  background-color: var(--surface-warm);
}

.compare-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--surface);
}

.compare-table th,
.compare-table td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.compare-table thead th {
  background-color: var(--ink);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
}

.compare-table thead th:first-child { background-color: #232320; color: #b7b4ee; }

.compare-table tbody th {
  background-color: var(--bg-soft);
  color: var(--ink);
  font-weight: 700;
  font-size: 0.95rem;
  width: 30%;
}

.compare-table td {
  color: var(--ink-soft);
  font-size: 0.94rem;
  width: 35%;
}

.compare-table td.win {
  color: var(--accent-deep);
  font-weight: 600;
  background-color: var(--accent-tint);
}

.compare-table td.win::before {
  content: "✓ ";
  color: var(--accent-2);
  font-weight: 800;
}

.compare-table td.lose::before {
  content: "— ";
  color: var(--ink-mute);
}

.compare-table .col-label {
  font-weight: 700;
  color: var(--ink);
}

/* ============================================================
   Process — numbered list
   ============================================================ */

.process-section {
  padding: 96px 0;
  background-color: var(--bg);
}

.steps {
  display: grid;
  gap: 0;
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
  align-items: flex-start;
}

.step:last-child { border-bottom: 1px solid var(--line); }

.step-index {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.step h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.step p {
  color: var(--ink-soft);
  max-width: 56rem;
}

/* ============================================================
   Statement band
   ============================================================ */

.statement-section {
  padding: 90px 0;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #ffffff;
}

.statement-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.statement-inner .quote-mark {
  font-size: 3.4rem;
  line-height: 1;
  color: #c7d2fe;
  font-weight: 800;
}

.statement-inner blockquote {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 16px 0 20px;
}

.statement-inner p {
  color: #d6d2f5;
  max-width: 44rem;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ============================================================
   Contact
   ============================================================ */

.contact-section {
  padding: 96px 0;
  background-color: var(--surface-warm);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: flex-start;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.contact-info > p {
  color: var(--ink-soft);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.contact-item .ico {
  flex: 0 0 44px;
  height: 44px;
  border-radius: 12px;
  background-color: var(--accent-tint);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.contact-item h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  margin-bottom: 3px;
}

.contact-item p {
  color: var(--ink);
  font-weight: 600;
}

.contact-form {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
}

.form-field {
  margin-bottom: 18px;
}

.form-field label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--ink);
  background-color: var(--surface-warm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-tint);
}

.form-field textarea { min-height: 130px; resize: vertical; }

.form-status {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-status.success {
  display: block;
  background-color: var(--accent-2-tint);
  color: var(--accent-2);
}

.form-status.error {
  display: block;
  background-color: #fdecec;
  color: #b91c1c;
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  background-color: var(--ink);
  color: #d8d6d0;
  position: relative;
  overflow: hidden;
}

.footer-news {
  border-bottom: 1px solid #33322f;
  padding: 44px 0;
}

.footer-news-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-news h3 {
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.footer-news p { color: #b7b5af; font-size: 0.95rem; }

.news-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.news-form input {
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid #3a3a38;
  background-color: #232320;
  color: #ffffff;
  font-size: 0.95rem;
  font-family: inherit;
  min-width: 260px;
}

.news-form input::placeholder { color: #8a8882; }
.news-form input:focus { outline: none; border-color: var(--accent); }

.footer-cols {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 56px 0 40px;
}

.footer-col .brand { color: #ffffff; margin-bottom: 14px; }

.footer-col > p {
  color: #b7b5af;
  font-size: 0.92rem;
  max-width: 30rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; display: grid; gap: 10px; }

.footer-col ul a {
  color: #b7b5af;
  font-size: 0.92rem;
}
.footer-col ul a:hover { color: #ffffff; }

.footer-watermark {
  font-size: clamp(3rem, 12vw, 9rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #232320;
  line-height: 1;
  text-align: center;
  padding-bottom: 8px;
  user-select: none;
}

.footer-bottom {
  border-top: 1px solid #33322f;
  padding: 22px 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: #8a8882;
}

.footer-bottom-inner a { color: #b7b5af; }
.footer-bottom-inner a:hover { color: #ffffff; }

/* ============================================================
   Scroll reveal (safe, no-JS fallback)
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .service-row { grid-template-columns: 1fr; gap: 28px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .nav-cta { display: none; }
  .nav-links a { padding: 8px 10px; font-size: 0.9rem; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background-color: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
    gap: 4px;
    display: none;
    box-shadow: var(--shadow-md);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 12px 14px; font-size: 1rem; border-radius: 10px; }
  .compare-wrap { overflow-x: auto; }
  .compare-table { min-width: 640px; }
  .step { grid-template-columns: 1fr; gap: 8px; }
  .footer-cols { grid-template-columns: 1fr; }
  .float-chip.top { top: -14px; right: 6px; }
  .float-chip.bottom { bottom: -14px; left: 6px; }
}