/* ============================================
   Davanji EHS Solutions — Site-wide styles
   Palette: Navy #0F2A47, Orange #F47B20, cream #FAF7F2
   ============================================ */

:root {
  --navy: #0F2A47;
  --navy-light: #1E3F66;
  --navy-dark: #071729;
  --orange: #F47B20;
  --orange-dark: #D66714;
  --orange-light: #FFE9D6;
  --cream: #FAF7F2;
  --white: #ffffff;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-500: #64748B;
  --gray-700: #334155;
  --gray-900: #0F172A;
  --red: #DC2626;
  --green: #16A34A;
  --yellow: #EAB308;
  --radius: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.12);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--orange-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

h1, h2, h3, h4 { color: var(--navy); margin: 0 0 1rem; line-height: 1.25; font-weight: 700; }
h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 1.25rem; }
.container-narrow { max-width: 780px; margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  max-width: 1140px;
  margin: 0 auto;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-weight: 800;
  color: var(--navy);
  font-size: 1.15rem;
  text-decoration: none;
}
.site-logo:hover { text-decoration: none; }
.site-logo-mark {
  width: 36px; height: 36px;
  background: var(--navy);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--orange);
  font-size: 1.2rem;
  font-weight: 800;
}
.site-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}
.site-nav a {
  color: var(--gray-700);
  font-weight: 500;
  font-size: .95rem;
  padding: .5rem 0;
}
.site-nav a:hover { color: var(--navy); text-decoration: none; }
.site-nav a.active { color: var(--navy); font-weight: 600; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--gray-300);
  padding: .5rem .75rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.1rem;
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem;
    gap: 0;
    box-shadow: var(--shadow-md);
    border-top: 1px solid var(--gray-200);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: .75rem 0; border-bottom: 1px solid var(--gray-100); }
  .site-nav .btn { margin-top: .5rem; }
}

/* ---------- Buttons — ALWAYS labeled, ALWAYS visible ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .7rem 1.3rem;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 600;
  font-family: var(--font);
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .15s;
  line-height: 1.2;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); color: var(--white); }
.btn-secondary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.btn-secondary:hover { background: var(--navy-dark); border-color: var(--navy-dark); color: var(--white); }
.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-ghost {
  background: var(--gray-100);
  color: var(--navy);
  border-color: var(--gray-200);
}
.btn-ghost:hover { background: var(--gray-200); color: var(--navy); }
.btn-danger {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}
.btn-danger:hover { background: #B91C1C; border-color: #B91C1C; color: var(--white); }
.btn-sm { padding: .45rem .9rem; font-size: .85rem; }
.btn-lg { padding: .95rem 1.75rem; font-size: 1.05rem; }
.btn-block { display: flex; width: 100%; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  padding: 5rem 0 5.5rem;
  text-align: center;
}
.hero h1 {
  color: var(--white);
  font-size: 3rem;
  margin-bottom: 1.25rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.hero p.lead {
  font-size: 1.2rem;
  color: rgba(255,255,255,.85);
  max-width: 640px;
  margin: 0 auto 2rem;
}
.hero-ctas { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }
@media (max-width: 600px) { .hero { padding: 3.5rem 0; } .hero h1 { font-size: 2.1rem; } .hero p.lead { font-size: 1.05rem; } }

/* ---------- Sections ---------- */
section { padding: 4rem 0; }
section.alt { background: var(--cream); }
.section-title { text-align: center; margin-bottom: 2.5rem; }
.section-title h2 { margin-bottom: .5rem; }
.section-title p { color: var(--gray-500); max-width: 600px; margin: 0 auto; }

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}
.card h3 { margin-bottom: .75rem; }
.card p { color: var(--gray-700); margin-bottom: 1rem; }

/* ---------- Grid layouts ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: .88rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .35rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .65rem .85rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  transition: border-color .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(244,123,32,.15);
}
.form-group small { display: block; color: var(--gray-500); font-size: .82rem; margin-top: .25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Auth pages ---------- */
.auth-wrap {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.auth-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 440px;
}
.auth-card h1 { font-size: 1.5rem; margin-bottom: .35rem; text-align: center; }
.auth-card .sub { color: var(--gray-500); text-align: center; margin-bottom: 1.75rem; font-size: .95rem; }
.auth-logo { text-align: center; margin-bottom: 1.5rem; color: var(--white); }
.auth-logo-mark { width: 48px; height: 48px; background: var(--orange); border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.5rem; font-weight: 800; }
.auth-footer { text-align: center; margin-top: 1.5rem; font-size: .9rem; color: var(--gray-500); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,.75);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-col h4 { color: var(--white); font-size: .95rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .05em; }
.footer-col a { display: block; color: rgba(255,255,255,.7); padding: .3rem 0; font-size: .92rem; }
.footer-col a:hover { color: var(--orange); text-decoration: none; }
.footer-brand { max-width: 320px; }
.footer-brand p { color: rgba(255,255,255,.65); font-size: .9rem; margin-top: .75rem; }
.footer-bottom { text-align: center; padding-top: 1.5rem; font-size: .82rem; color: rgba(255,255,255,.55); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.text-muted { color: var(--gray-500); }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.mt-3 { margin-top: 1.5rem; } .mt-4 { margin-top: 2rem; }
.pill {
  display: inline-block; padding: .2rem .65rem; border-radius: 999px;
  font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
}
.pill-primary { background: var(--orange-light); color: var(--orange-dark); }
.pill-navy { background: rgba(15,42,71,.08); color: var(--navy); }