/* ============================================================
   Krishi Network — Shared Design System
   ============================================================ */

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

:root {
  /* Brand Colors */
  --green-deep:   #162e1f;
  --green-mid:    #275c43;
  --green-muted:  #3a7a5a;
  --green-light:  #4db37e;
  --green-pale:   #d4f0de;
  --green-xpale:  #edf8f1;

  --gold:         #e8be5a;
  --gold-dark:    #c9a03a;
  --gold-pale:    #fdf3d8;

  --earth:        #6b4226;
  --cream:        #faf8f3;
  --off-white:    #f3f5f2;
  --white:        #ffffff;

  --text-dark:    #141f18;
  --text-mid:     #3d5247;
  --text-soft:    #7a9486;
  --text-pale:    #b0c4bb;

  --border:       #dde8e2;
  --border-dark:  #c4d6cd;

  --red:          #d94f4f;
  --red-pale:     #fceaea;
  --blue:         #2e6fc4;
  --blue-pale:    #e8f0fc;
  --amber:        #c97b2a;
  --amber-pale:   #fef3e2;

  /* Spacing */
  --radius-sm:    8px;
  --radius-md:    14px;
  --radius-lg:    20px;
  --radius-xl:    28px;
  --radius-full:  999px;

  /* Shadows */
  --shadow-xs:    0 1px 4px rgba(22,46,31,0.08);
  --shadow-sm:    0 3px 12px rgba(22,46,31,0.10);
  --shadow-md:    0 6px 24px rgba(22,46,31,0.12);
  --shadow-lg:    0 16px 48px rgba(22,46,31,0.15);
  --shadow-xl:    0 30px 80px rgba(22,46,31,0.18);

  /* Transitions */
  --ease:         cubic-bezier(.4, 0, .2, 1);
  --t-fast:       0.18s;
  --t-base:       0.28s;
  --t-slow:       0.45s;

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

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--cream);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-body); cursor: pointer; }
input, textarea, select { font-family: var(--font-body); }

/* ---- 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;
}
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---- BADGES ---- */
.badge {
  display: inline-flex; align-items: center;
  padding: 4px 12px; border-radius: var(--radius-full);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.3px;
  white-space: nowrap;
}
.badge-green { background: var(--green-pale);  color: var(--green-mid); }
.badge-gold  { background: var(--gold-pale);   color: var(--gold-dark); }
.badge-red   { background: var(--red-pale);    color: var(--red); }
.badge-blue  { background: var(--blue-pale);   color: var(--blue); }
.badge-amber { background: var(--amber-pale);  color: var(--amber); }
.badge-gray  { background: var(--off-white);   color: var(--text-soft); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 11px 24px;
  border-radius: var(--radius-full); border: 2px solid transparent;
  font-size: 0.9rem; font-weight: 600; letter-spacing: 0.2px;
  transition: all var(--t-base) var(--ease);
  cursor: pointer; white-space: nowrap;
}
.btn-primary {
  background: var(--green-mid); color: var(--white);
  border-color: var(--green-mid);
}
.btn-primary:hover { background: var(--green-deep); border-color: var(--green-deep); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: transparent; color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.7); }
.btn-gold {
  background: var(--gold); color: var(--green-deep);
  border-color: var(--gold);
}
.btn-gold:hover { background: var(--gold-dark); border-color: var(--gold-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline-dark {
  background: transparent; color: var(--green-mid);
  border-color: var(--border-dark);
}
.btn-outline-dark:hover { border-color: var(--green-light); color: var(--green-deep); }
.btn-sm { padding: 7px 16px; font-size: 0.82rem; }
.btn-danger { background: var(--red-pale); color: var(--red); border-color: #f2c4c4; }
.btn-danger:hover { background: var(--red); color: var(--white); border-color: var(--red); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ---- FORM ELEMENTS ---- */
.field-group { margin-bottom: 18px; }
.field-group label {
  display: block; font-size: 0.83rem;
  font-weight: 600; color: var(--text-mid); margin-bottom: 6px;
}
.field-wrap { position: relative; }
.field-wrap .field-icon {
  position: absolute; left: 14px; top: 50%;
  transform: translateY(-50%); color: var(--text-pale);
  pointer-events: none; transition: color var(--t-base);
}
.field-wrap:focus-within .field-icon { color: var(--green-light); }
.field-wrap input,
.field-wrap select,
.field-wrap textarea {
  width: 100%; padding: 12px 16px 12px 42px;
  border: 2px solid var(--border); border-radius: var(--radius-md);
  font-size: 0.93rem; color: var(--text-dark);
  background: var(--white); outline: none;
  transition: border-color var(--t-base), box-shadow var(--t-base);
  appearance: none;
}
.field-wrap input:focus,
.field-wrap select:focus,
.field-wrap textarea:focus {
  border-color: var(--green-light);
  box-shadow: 0 0 0 4px rgba(77,179,126,0.12);
}
.field-wrap textarea { min-height: 110px; resize: vertical; padding-top: 14px; }
.field-wrap .eye-toggle {
  position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%); background: none;
  border: none; color: var(--text-pale); padding: 0;
  transition: color var(--t-base); display: flex;
}
.field-wrap .eye-toggle:hover { color: var(--green-mid); }

/* ---- ALERT ---- */
.alert {
  display: none; align-items: center; gap: 9px;
  padding: 12px 15px; border-radius: var(--radius-md);
  font-size: 0.875rem; font-weight: 500; margin-bottom: 16px;
}
.alert.show { display: flex; }
.alert-error   { background: var(--red-pale);   color: var(--red); }
.alert-success { background: var(--green-pale);  color: var(--green-mid); }
.alert-info    { background: var(--blue-pale);   color: var(--blue); }

/* ---- CARDS ---- */
.card {
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); overflow: hidden;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 26px; border-bottom: 1px solid var(--border);
  flex-wrap: wrap; gap: 12px;
}
.card-header h2 {
  font-family: var(--font-display); font-size: 1.1rem;
  font-weight: 700; color: var(--green-deep);
}
.card-body { padding: 26px; }

/* ---- TABLE ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead tr { background: var(--off-white); border-bottom: 1px solid var(--border); }
th {
  padding: 12px 20px; text-align: left;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--text-soft); white-space: nowrap;
}
td {
  padding: 13px 20px; font-size: 0.87rem;
  color: var(--text-dark); border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--green-xpale); }

/* ---- TOAST ---- */
.toast-container {
  position: fixed; bottom: 28px; right: 28px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 20px; border-radius: var(--radius-md);
  font-size: 0.88rem; font-weight: 500;
  box-shadow: var(--shadow-lg);
  transform: translateX(120%); opacity: 0;
  transition: all 0.4s var(--ease);
  pointer-events: all; min-width: 260px; max-width: 360px;
}
.toast.show { transform: translateX(0); opacity: 1; }
.toast-success { background: var(--green-mid); color: var(--white); }
.toast-error   { background: var(--red);       color: var(--white); }
.toast-info    { background: var(--blue);       color: var(--white); }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(22,46,31,0.45);
  backdrop-filter: blur(4px); z-index: 800;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--t-base) var(--ease);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--white); border-radius: var(--radius-xl);
  padding: 36px; width: 500px; max-width: 94vw;
  box-shadow: var(--shadow-xl);
  transform: translateY(24px) scale(0.98);
  transition: transform var(--t-base) var(--ease);
}
.modal-overlay.open .modal-box { transform: translateY(0) scale(1); }
.modal-title {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 700; color: var(--green-deep); margin-bottom: 4px;
}
.modal-sub { font-size: 0.87rem; color: var(--text-soft); margin-bottom: 24px; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* ---- SECTION HELPERS ---- */
.section-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--green-mid); background: var(--green-pale);
  padding: 5px 14px; border-radius: var(--radius-full);
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 900; color: var(--green-deep);
  line-height: 1.18; margin-bottom: 16px;
}
.section-lead {
  font-size: 1.05rem; color: var(--text-mid);
  line-height: 1.75; max-width: 580px; margin-bottom: 48px;
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}
.animate-fade-up { animation: fadeUp 0.7s var(--ease) both; }
.animate-fade-in { animation: fadeIn 0.5s var(--ease) both; }

/* ---- SCROLL REVEAL ---- */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }