/* ==========================================================================
   CrewVault Pro — Design System
   ========================================================================== */

:root {
  --navy: #0b1220;
  --navy-raised: #131c30;
  --navy-line: #263047;
  --indigo: #4f6bff;
  --indigo-dim: #7f96ff;
  --indigo-deep: #3450e6;
  --paper: #f6f7fb;
  --paper-raised: #ffffff;
  --paper-line: #e1e4ee;
  --ink: #0b1220;
  --slate: #4b5468;
  --slate-faint: #8891a4;
  --amber: #f5a623;

  --text-on-navy: #eef1fb;
  --text-on-navy-dim: #a7b0c7;

  --font-display: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  --container: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 6rem;

  --step--1: clamp(0.85rem, 0.82rem + 0.15vw, 0.95rem);
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --step-1: clamp(1.2rem, 1.1rem + 0.4vw, 1.4rem);
  --step-2: clamp(1.5rem, 1.3rem + 0.8vw, 1.9rem);
  --step-3: clamp(1.9rem, 1.6rem + 1.3vw, 2.6rem);
  --step-4: clamp(2.4rem, 1.9rem + 2vw, 3.6rem);
  --step-5: clamp(3rem, 2.2rem + 3.2vw, 5rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 14px;
  --radius-sm: 8px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: var(--step-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0;
}
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }

::selection { background: var(--indigo); color: #fff; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--space-xl); }
@media (max-width: 720px) { .section { padding-block: var(--space-lg); } }

.on-navy { background: var(--navy); color: var(--text-on-navy); }
.on-navy .eyebrow { color: var(--indigo-dim); }
.on-navy p { color: var(--text-on-navy-dim); }

.rule { height: 1px; background: var(--paper-line); border: none; width: 100%; }
.on-navy .rule { background: var(--navy-line); }

.eyebrow {
  font-size: var(--step--1);
  color: var(--slate-faint);
  font-weight: 500;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step--1);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 180ms var(--ease), background-color 180ms var(--ease), border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}
.btn-primary {
  background: var(--indigo);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(79, 107, 255, 0.55);
}
.btn-primary:hover { background: var(--indigo-deep); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--paper-line);
}
.btn-ghost:hover { border-color: var(--indigo); color: var(--indigo-deep); }
.on-navy .btn-ghost, .hero .btn-ghost { color: var(--text-on-navy); border-color: var(--navy-line); }
.on-navy .btn-ghost:hover, .hero .btn-ghost:hover { border-color: var(--indigo-dim); color: var(--indigo-dim); }

/* ---- Nav ---- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 247, 251, 0.82);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--paper-line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-0);
  color: var(--ink);
}
.nav-logo svg { width: 26px; height: 26px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  font-size: var(--step--1);
  font-weight: 500;
}
.nav-links a { color: var(--slate); transition: color 160ms var(--ease); margin-right: 2.2rem; }
.nav-links a:last-child { margin-right: 0; }
.nav-links a:hover { color: var(--indigo-deep); }
.nav-right { display: flex; align-items: center; gap: 1.4rem; }
.nav-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-menu-btn svg { width: 24px; height: 24px; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-menu-btn { display: block; }
}

.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--paper);
  z-index: 200;
  display: none;
  flex-direction: column;
  padding: var(--gutter);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-lg); }
.mobile-nav a {
  display: block;
  font-family: var(--font-display);
  font-size: var(--step-2);
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--paper-line);
}
.mobile-nav .btn-primary { margin-top: var(--space-md); justify-content: center; width: 100%; }

/* ---- Hero ---- */
.hero {
  background: var(--navy);
  color: var(--text-on-navy);
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 6rem);
}
.hero::before {
  content: '';
  position: absolute;
  inset: -20% -10% auto auto;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse at top right, rgba(79, 107, 255, 0.28), transparent 60%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--step--1);
  color: var(--text-on-navy-dim);
  border: 1px solid var(--navy-line);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  margin-bottom: var(--space-md);
}
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--indigo-dim); }
.hero h1 {
  font-size: var(--step-5);
  max-width: 12ch;
}
.hero-tagline {
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--indigo-dim);
  margin-top: var(--space-sm);
  font-weight: 500;
}
.hero-sub {
  color: var(--text-on-navy-dim);
  font-size: var(--step-1);
  max-width: 46ch;
  margin-top: var(--space-md);
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

/* ---- Dashboard mockup ---- */
.mockup {
  background: var(--navy-raised);
  border: 1px solid var(--navy-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.6);
}
.mockup-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--navy-line);
}
.mockup-bar .mdot { width: 9px; height: 9px; border-radius: 50%; background: var(--navy-line); }
.mockup-bar .mtitle { margin-left: 0.6rem; font-size: var(--step--1); color: var(--text-on-navy-dim); font-family: var(--font-body); }
.mockup-body { padding: 1.1rem; display: grid; gap: 0.7rem; }
.mockup-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.9rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--navy-line);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
}
.mockup-avatar {
  width: 30px; height: 30px; border-radius: 8px;
  background: linear-gradient(135deg, var(--indigo), var(--indigo-deep));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; color: #fff;
  font-family: var(--font-display);
}
.mockup-row .mname { font-size: var(--step--1); color: var(--text-on-navy); }
.mockup-row .maddr { font-size: 0.72rem; color: var(--text-on-navy-dim); margin-top: 0.15rem; }
.mockup-tag {
  font-size: 0.68rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-weight: 600;
  white-space: nowrap;
}
.mockup-tag.stage-lead { background: rgba(79, 107, 255, 0.15); color: var(--indigo-dim); }
.mockup-tag.stage-job { background: rgba(79, 107, 255, 0.28); color: #cdd8ff; }
.mockup-tag.stage-done { background: rgba(56, 189, 130, 0.18); color: #7fe6b8; }
.mockup-tag.stage-alert { background: rgba(245, 166, 35, 0.18); color: var(--amber); }
.mockup-meta { font-size: 0.68rem; color: var(--text-on-navy-dim); text-align: right; }

/* ---- Feature grid ---- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--paper-line);
  border: 1px solid var(--paper-line);
  margin-top: var(--space-lg);
}
@media (max-width: 900px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .feature-grid { grid-template-columns: 1fr; } }
.feature-card {
  background: var(--paper-raised);
  padding: var(--space-md);
}
.feature-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(79, 107, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--indigo-deep);
  margin-bottom: var(--space-sm);
}
.feature-icon svg { width: 19px; height: 19px; }
.feature-card h3 { font-size: var(--step-1); margin-bottom: 0.5rem; }
.feature-card p { color: var(--slate); font-size: var(--step--1); max-width: 34ch; }

/* ---- Workflow ---- */
.workflow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-lg);
  overflow-x: auto;
  padding-bottom: 0.5rem;
}
.workflow-step {
  flex: 1;
  min-width: 128px;
  text-align: center;
  padding: var(--space-md) 0.8rem;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  background: var(--paper-raised);
  position: relative;
}
.workflow-step .wnum {
  font-family: var(--font-display);
  font-size: var(--step--1);
  color: var(--indigo-deep);
  display: block;
  margin-bottom: 0.4rem;
}
.workflow-step .wlabel { font-size: var(--step--1); font-weight: 600; }
.workflow-arrow { color: var(--slate-faint); flex-shrink: 0; }
.workflow-arrow svg { width: 18px; height: 18px; }
@media (max-width: 760px) {
  .workflow { flex-direction: column; align-items: stretch; }
  .workflow-arrow svg { transform: rotate(90deg); }
}

/* ---- Two column ---- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

/* ---- Final CTA ---- */
.final-cta {
  text-align: left;
  padding-block: var(--space-xl);
}
.final-cta h2 { font-size: var(--step-4); max-width: 18ch; }
.final-cta p { max-width: 44ch; margin-top: var(--space-sm); font-size: var(--step-1); }
.final-cta-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: var(--space-lg); }

/* ---- Footer ---- */
.site-footer { padding-block: var(--space-lg); border-top: 1px solid var(--paper-line); }
.footer-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-md); }
.footer-brand { font-family: var(--font-display); font-weight: 600; font-size: var(--step-0); }
.footer-brand p { color: var(--slate); font-size: var(--step--1); margin-top: 0.4rem; font-family: var(--font-body); font-weight: 400; }
.footer-links { display: flex; gap: 1.6rem; font-size: var(--step--1); }
.footer-links a { color: var(--slate); margin-right: 1.6rem; }
.footer-links a:last-child { margin-right: 0; }
.footer-links a:hover { color: var(--indigo-deep); }
.footer-bottom { margin-top: var(--space-lg); color: var(--slate-faint); font-size: var(--step--1); }

/* ---- Reveal on scroll ----
   Visible by default (safe if JS never runs). The hidden-until-revealed
   state only activates under html.js, which main.js sets synchronously
   before paint -- so a JS failure never hides real content. */
html.js [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
html.js [data-reveal].is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---- Legal pages ---- */
.legal-hero { padding-block: var(--space-lg) var(--space-md); }
.legal-hero .updated { color: var(--slate-faint); font-size: var(--step--1); margin-top: 0.5rem; }
.legal-body { max-width: 74ch; padding-bottom: var(--space-xl); }
.legal-body h2 { font-size: var(--step-2); margin-top: var(--space-lg); margin-bottom: var(--space-sm); }
.legal-body h2:first-child { margin-top: 0; }
.legal-body p { color: var(--slate); margin-bottom: var(--space-sm); }
.legal-body ul { margin-bottom: var(--space-sm); padding-left: 1.3rem; color: var(--slate); }
.legal-body li { margin-bottom: 0.4rem; }
.legal-body a { color: var(--indigo-deep); text-decoration: underline; text-underline-offset: 2px; }
.legal-toc {
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}
.legal-toc h3 { font-size: var(--step--1); text-transform: none; color: var(--slate-faint); margin-bottom: 0.7rem; font-family: var(--font-body); font-weight: 600; }
.legal-toc ol { padding-left: 1.2rem; }
.legal-toc li { margin-bottom: 0.35rem; font-size: var(--step--1); }
.legal-toc a { color: var(--ink); text-decoration: none; }
.legal-toc a:hover { color: var(--indigo-deep); }

/* ---- Support page ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); margin-top: var(--space-lg); }
@media (max-width: 700px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { border: 1px solid var(--paper-line); border-radius: var(--radius); padding: var(--space-md); background: var(--paper-raised); }
.contact-card h3 { font-size: var(--step-1); margin-bottom: 0.4rem; }
.contact-card p { color: var(--slate); font-size: var(--step--1); margin-bottom: var(--space-sm); }
.contact-card a.email { font-family: var(--font-display); font-size: var(--step-1); color: var(--indigo-deep); }

.faq-item { border-bottom: 1px solid var(--paper-line); padding-block: var(--space-md); }
.faq-item h3 { font-size: var(--step-1); margin-bottom: 0.5rem; }
.faq-item p { color: var(--slate); }

.support-topics { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: var(--space-md); }
.support-topics span {
  font-size: var(--step--1);
  border: 1px solid var(--paper-line);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  color: var(--slate);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--indigo);
  color: #fff;
  padding: 0.7rem 1.2rem;
  z-index: 999;
  border-radius: var(--radius-sm);
}
.skip-link:focus { left: var(--gutter); top: var(--gutter); }