/* ============================================================
   CityFarms — Global Stylesheet
   Nigeria's Farm-to-Consumer Marketplace
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

/* ─── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ─── DESIGN TOKENS ──────────────────────────────────────── */
:root {
  /* Brand Colours */
  --green-900: #0d2505;
  --green-800: #1a4a0a;
  --green-700: #27700f;
  --green-600: #3B6D11;
  --green-500: #4e8a18;
  --green-400: #639922;
  --green-300: #97C459;
  --green-200: #c0dd97;
  --green-100: #eaf3de;
  --green-50:  #f4f9ee;

  --amber-900: #412402;
  --amber-800: #633806;
  --amber-700: #854F0B;
  --amber-600: #BA7517;
  --amber-500: #ef9f27;
  --amber-400: #FAC775;
  --amber-100: #FAEEDA;
  --amber-50:  #fdf6e8;

  --coral-600: #D85A30;
  --coral-100: #FAECE7;

  --blue-600:  #185FA5;
  --blue-100:  #E6F1FB;

  /* Neutrals */
  --cream:      #faf8f3;
  --warm-white: #fffef9;
  --stone-100:  #f0ede6;
  --stone-200:  #e0dcd3;
  --stone-400:  #a09c92;
  --stone-600:  #6b6760;

  /* Text */
  --text-dark:  #1a1a0e;
  --text-mid:   #3d3d2a;
  --text-muted: #7a7a60;
  --text-light: #a8a890;

  /* Borders */
  --border:       rgba(0,0,0,0.08);
  --border-mid:   rgba(0,0,0,0.14);
  --border-dark:  rgba(0,0,0,0.22);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:    'DM Sans', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Radii */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 28px rgba(0,0,0,0.10);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.12);

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.35s ease;

  /* Layout */
  --max-width: 1140px;
  --nav-height: 64px;
}

/* ─── BASE ───────────────────────────────────────────────── */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-dark);
  background: var(--warm-white);
  -webkit-font-smoothing: antialiased;
}

/* ─── TYPOGRAPHY ─────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--green-800);
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-family: var(--font-body); font-weight: 600; letter-spacing: -0.01em; }
h4 { font-size: 1.1rem; font-family: var(--font-body); font-weight: 600; letter-spacing: 0; }
p  { color: var(--text-mid); }

.display-italic { font-style: italic; color: var(--amber-600); }
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--amber-600);
  margin-bottom: var(--space-3);
}

/* ─── LAYOUT HELPERS ─────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-8);
}
.section-pad { padding-block: var(--space-16); }
.section-pad-sm { padding-block: var(--space-10); }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* ─── NAVIGATION ─────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--nav-height);
  background: rgba(255, 254, 249, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--green-800);
  letter-spacing: -0.5px;
  white-space: nowrap;
}
.nav-logo-mark {
  width: 32px; height: 32px;
  background: var(--green-600);
  border-radius: 50% 50% 50% 0;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}
.nav-links a:hover  { color: var(--green-600); background: var(--green-100); }
.nav-links a.active { color: var(--green-600); background: var(--green-100); font-weight: 600; }
.nav-links .dropdown { position: relative; }
.nav-links .dropdown > a::after { content: ' ▾'; font-size: 10px; }
.nav-links .dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 200px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 100;
}
.nav-links .dropdown:hover .dropdown-menu { display: flex; }
.nav-links .dropdown-menu a {
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-mid);
  display: block;
  width: 100%;
}
.nav-links .dropdown-menu a:hover { background: var(--green-50); color: var(--green-600); }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); white-space: nowrap; }

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
  line-height: 1;
}
.btn-sm  { padding: 7px 16px; font-size: 13px; }
.btn-lg  { padding: 14px 30px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-xl  { padding: 17px 36px; font-size: 17px; border-radius: var(--radius-lg); }

.btn-primary {
  background: var(--green-600);
  color: white;
}
.btn-primary:hover { background: var(--green-800); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: white;
  color: var(--green-800);
  border: 2px solid var(--green-600);
}
.btn-secondary:hover { background: var(--green-50); }

.btn-amber {
  background: var(--amber-600);
  color: white;
}
.btn-amber:hover { background: var(--amber-800); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text-mid);
  border: 1px solid var(--border-mid);
}
.btn-ghost:hover { background: var(--stone-100); }

.btn-white {
  background: white;
  color: var(--green-800);
}
.btn-white:hover { background: var(--green-50); transform: translateY(-1px); }

/* ─── BADGE / TAG ────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.badge-green   { background: var(--green-100);  color: var(--green-700); }
.badge-amber   { background: var(--amber-100);  color: var(--amber-700); }
.badge-blue    { background: var(--blue-100);   color: var(--blue-600); }
.badge-coral   { background: var(--coral-100);  color: var(--coral-600); }
.badge-escrow  { background: var(--green-100);  color: var(--green-700); }

/* ─── CARDS ──────────────────────────────────────────────── */
.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-body { padding: var(--space-5); }
.card-hover:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ─── FORMS ──────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-5); }
.form-label { font-size: 13px; font-weight: 600; color: var(--text-dark); }
.form-hint  { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-dark);
  background: white;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--green-600);
  box-shadow: 0 0 0 3px rgba(59,109,17,0.12);
}
.form-control::placeholder { color: var(--text-light); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 120px; }

/* ─── STARS ──────────────────────────────────────────────── */
.stars { color: #f5a623; letter-spacing: 1px; font-size: 13px; }
.rating-count { font-size: 12px; color: var(--text-muted); margin-left: 4px; }

/* ─── ALERTS ─────────────────────────────────────────────── */
.alert { padding: var(--space-4) var(--space-5); border-radius: var(--radius-md); font-size: 14px; display: flex; align-items: flex-start; gap: var(--space-3); }
.alert-success { background: var(--green-100); color: var(--green-700); border: 1px solid var(--green-200); }
.alert-warning { background: var(--amber-100); color: var(--amber-700); border: 1px solid var(--amber-400); }
.alert-info    { background: var(--blue-100);  color: var(--blue-600);  border: 1px solid #B5D4F4; }

/* ─── SECTION HEADER ─────────────────────────────────────── */
.section-header { margin-bottom: var(--space-10); }
.section-header.centered { text-align: center; }
.section-header.centered p { max-width: 540px; margin-inline: auto; }
.section-header h2 { margin-bottom: var(--space-3); }
.section-header p { font-size: 17px; color: var(--text-muted); line-height: 1.7; }

/* ─── DIVIDER ────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); margin-block: var(--space-6); }

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background: var(--green-800);
  color: rgba(255,255,255,0.75);
  padding-top: var(--space-16);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .nav-logo { color: white; margin-bottom: var(--space-4); }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 260px; }
.footer-col h5 { color: white; font-size: 13px; font-weight: 700; margin-bottom: var(--space-4); letter-spacing: 0.3px; font-family: var(--font-body); }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 13px; color: rgba(255,255,255,0.5); transition: color var(--transition); }
.footer-col ul li a:hover { color: rgba(255,255,255,0.85); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: var(--space-5);
}
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.3); }
.app-badges { display: flex; gap: var(--space-3); }
.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-size: 12px;
  color: white;
  transition: all var(--transition);
}
.app-badge:hover { background: rgba(255,255,255,0.14); }
.app-badge .os-name { font-size: 10px; display: block; opacity: 0.7; }
.app-badge .store-name { font-weight: 600; display: block; }

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .container { padding-inline: var(--space-6); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}
@media (max-width: 768px) {
  :root { --nav-height: 56px; }
  .container { padding-inline: var(--space-4); }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-4); text-align: center; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
}

/* ─── UTILITY ─────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.nowrap { white-space: nowrap; }
.text-green { color: var(--green-600); }
.text-amber { color: var(--amber-600); }
.text-muted  { color: var(--text-muted); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-auto { margin-top: auto; }
.w-full { width: 100%; }
.hidden { display: none; }