/* ============================================================
   CITY KNIFE CO. — Global Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --charcoal:  #1C1C1E;
  --charcoal2: #2A2A2D;
  --charcoal3: #3A3A3E;
  --cream:     #F5F0E8;
  --cream2:    #EDE8DF;
  --steel:     #4A7FA5;
  --steel-lt:  #6B9DBF;
  --amber:     #C8902A;
  --amber-lt:  #E0A83A;
  --slate:     #6B7280;
  --white:     #FFFFFF;
  --red:       #C0392B;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --max-w: 1140px;
  --section-pad: 90px 24px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--charcoal);
  line-height: 1.65;
  font-size: 17px;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.6rem;
  display: block;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 16px 36px;
  border-radius: 4px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
  text-align: center;
}

.btn-primary {
  background: var(--amber);
  color: var(--white);
  border-color: var(--amber);
}
.btn-primary:hover {
  background: var(--amber-lt);
  border-color: var(--amber-lt);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,144,42,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--cream);
  border-color: var(--cream);
}
.btn-outline:hover {
  background: var(--cream);
  color: var(--charcoal);
}

.btn-steel {
  background: var(--steel);
  color: var(--white);
  border-color: var(--steel);
}
.btn-steel:hover {
  background: var(--steel-lt);
  border-color: var(--steel-lt);
  color: var(--white);
}

.btn-lg { padding: 20px 48px; font-size: 1.1rem; }
.btn-full { width: 100%; display: block; }

/* --- Nav --- */
.site-nav {
  background: var(--charcoal);
  padding: 18px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--charcoal3);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--cream);
  letter-spacing: 0.02em;
}
.nav-logo span { color: var(--amber); }

.nav-links { display: flex; gap: 32px; align-items: center; list-style: none; }
.nav-links a {
  color: var(--cream2);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--amber); }

.nav-cta { margin-left: 16px; }

/* --- Footer --- */
.site-footer {
  background: var(--charcoal);
  color: var(--slate);
  padding: 60px 24px 36px;
  font-size: 0.9rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--cream);
  margin-bottom: 8px;
}
.footer-logo span { color: var(--amber); }
.footer-tagline { color: var(--slate); margin-bottom: 32px; font-size: 0.9rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 40px; }
.footer-links a { color: var(--slate); transition: color 0.2s; }
.footer-links a:hover { color: var(--cream); }
.footer-bottom { border-top: 1px solid var(--charcoal3); padding-top: 24px; font-size: 0.8rem; }

/* --- Utilities --- */
.text-center { text-align: center; }
.text-cream { color: var(--cream); }
.text-amber { color: var(--amber); }
.text-slate { color: var(--slate); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 40px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

/* --- Divider --- */
.blade-divider {
  width: 48px;
  height: 3px;
  background: var(--amber);
  margin: 20px auto 32px;
  border-radius: 2px;
}
.blade-divider.left { margin-left: 0; }

/* --- Alert / Notice boxes --- */
.notice {
  padding: 14px 20px;
  border-radius: 4px;
  font-size: 0.9rem;
  margin-bottom: 16px;
  border-left: 4px solid;
}
.notice-error { background: #fdf2f2; color: #9b1c1c; border-color: var(--red); }
.notice-success { background: #f0fdf4; color: #14532d; border-color: #16a34a; }
.notice-info { background: #eff6ff; color: #1e3a5f; border-color: var(--steel); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  :root { --section-pad: 60px 20px; }

  .nav-links { display: none; }

  .mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }
  .mobile-menu-btn span {
    width: 24px; height: 2px;
    background: var(--cream);
    border-radius: 2px;
  }
}

@media (min-width: 769px) {
  .mobile-menu-btn { display: none; }
}