/* ══════════════════════════════════════════════════════
   MD WORKS — ESTATE AGENT HELPER
   Design System v1.0
   Morney Deetlefs · South Africa
══════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────── */
:root {
  --md-black:      #0a0906;
  --md-dark:       #110e09;
  --md-surface:    #1a1610;
  --md-panel:      #211c14;
  --md-border:     #2c2619;
  --md-border-lt:  #3d3526;

  --md-gold-dk:    #7a5815;
  --md-gold:       #c9943c;
  --md-gold-lt:    #e8c87a;
  --md-gold-pale:  #f5e4bb;
  --md-gold-glow:  rgba(201,148,60,.12);

  --md-cream:      #f0e6ce;
  --md-muted:      #7a6d58;

  --md-success:    #4caf7a;
  --md-danger:     #c94c4c;
  --md-warning:    #d4a017;
  --md-info:       #4c8fc9;

  --md-radius:     4px;
  --md-radius-sm:  2px;
  --md-radius-lg:  8px;

  --nav-height:    64px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--md-dark);
  color: var(--md-cream);
  font-family: 'Syne', sans-serif;
  font-size: .95rem;
  line-height: 1.6;
  min-height: 100vh;
}

/* Grain texture */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

/* Ambient gold glow */
body::after {
  content: '';
  position: fixed;
  top: -20vh; left: 50%; transform: translateX(-50%);
  width: 80vw; height: 60vh;
  background: radial-gradient(ellipse, rgba(201,148,60,.06) 0%, transparent 70%);
  pointer-events: none; z-index: 0;
}

/* All content above overlays */
body > * { position: relative; z-index: 1; }

img { display: block; max-width: 100%; }
a { color: var(--md-gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--md-gold-lt); }

/* ─── TYPOGRAPHY ─────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: 'Cinzel', serif;
  color: var(--md-gold-lt);
  letter-spacing: .05em;
  line-height: 1.2;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 900; }
h2 { font-size: clamp(1.3rem, 3vw, 1.8rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem;    font-weight: 600; }

.tagline {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 1.1rem;
  color: var(--md-muted);
}

.label {
  font-family: 'Syne Mono', monospace;
  font-size: .65rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--md-gold-dk);
}

.muted { color: var(--md-muted); font-size: .9rem; }

/* ─── LAYOUT ─────────────────────────────────────── */
.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.wrap-narrow {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.page-content {
  padding: 2rem 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-col { display: flex; flex-direction: column; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* ─── NAVIGATION ─────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-height);
  background: linear-gradient(180deg, var(--md-surface) 0%, rgba(26,22,16,.95) 100%);
  border-bottom: 1px solid var(--md-border);
  backdrop-filter: blur(8px);
}

.nav-inner {
  height: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--md-gold-lt);
  text-decoration: none;
  white-space: nowrap;
}

.nav-brand .mark {
  color: var(--md-gold);
  font-size: 1.3rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--md-muted);
  font-size: .9rem;
  letter-spacing: .04em;
  transition: color .2s;
  text-decoration: none;
  padding: .25rem 0;
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--md-gold-lt);
  border-bottom-color: var(--md-gold-dk);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-agent {
  font-family: 'Syne Mono', monospace;
  font-size: .72rem;
  color: var(--md-muted);
  letter-spacing: .05em;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--md-border-lt);
  color: var(--md-cream);
  padding: .5rem .7rem;
  border-radius: var(--md-radius);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}

/* ─── CARDS ──────────────────────────────────────── */
.card {
  background: var(--md-surface);
  border: 1px solid var(--md-border);
  border-radius: var(--md-radius);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color .25s, transform .2s;
}

.card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--md-gold-glow) 0%, transparent 60%);
  opacity: 0; transition: opacity .3s;
  pointer-events: none;
}

.card:hover { border-color: var(--md-gold-dk); transform: translateY(-2px); }
.card:hover::before { opacity: 1; }

.card-sm { padding: 1rem; }
.card-lg { padding: 2rem; }

/* Stat card variant */
.stat-card {
  background: var(--md-surface);
  border: 1px solid var(--md-border);
  border-radius: var(--md-radius);
  padding: 1.5rem;
  transition: border-color .25s;
}

.stat-card:hover { border-color: var(--md-gold-dk); }

.stat-value {
  font-family: 'Cinzel', serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--md-gold-lt);
  line-height: 1;
  margin: .5rem 0;
}

.stat-label { font-size: .8rem; color: var(--md-muted); }

/* Action card variant */
.action-card {
  background: linear-gradient(135deg, var(--md-panel) 0%, var(--md-surface) 100%);
  border: 1px solid var(--md-border);
  border-radius: var(--md-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .25s, transform .2s;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
}

.action-card:hover {
  border-color: var(--md-gold);
  transform: translateY(-3px);
  color: var(--md-cream);
}

.action-card .action-icon { font-size: 2.2rem; }

.action-card .action-label {
  font-family: 'Cinzel', serif;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .07em;
  color: var(--md-gold-lt);
}

/* ─── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.6rem;
  border-radius: var(--md-radius);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  cursor: pointer;
  transition: opacity .2s, transform .1s, border-color .2s, color .2s;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--md-gold-dk), var(--md-gold));
  color: var(--md-black);
  font-family: 'Cinzel', serif;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.btn-primary:hover { opacity: .88; }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--md-border-lt);
  color: var(--md-muted);
  font-family: 'Syne', sans-serif;
}

.btn-secondary:hover { color: var(--md-gold-lt); border-color: var(--md-gold-dk); }

.btn-ghost {
  background: transparent;
  border: none;
  color: var(--md-muted);
  font-family: 'Syne', sans-serif;
  padding: .5rem .75rem;
}

.btn-ghost:hover { color: var(--md-gold-lt); }

.btn-danger {
  background: rgba(201,76,76,.2);
  border: 1px solid var(--md-danger);
  color: var(--md-danger);
}

.btn-danger:hover { background: rgba(201,76,76,.35); }

.btn-sm { padding: .5rem 1rem; font-size: .78rem; }
.btn-lg { padding: 1rem 2rem; font-size: .9rem; }
.btn-full { width: 100%; }
.btn-icon { padding: .6rem; }

/* ─── FORMS ──────────────────────────────────────── */
.form-section {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--md-border);
}

.form-section:last-child { border-bottom: none; margin-bottom: 0; }

.form-section-title {
  font-family: 'Cinzel', serif;
  font-size: 1rem;
  color: var(--md-gold-lt);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}

.form-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--md-border);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.form-group { display: flex; flex-direction: column; gap: .5rem; }

.form-group.full { grid-column: 1 / -1; }

label {
  font-family: 'Syne Mono', monospace;
  font-size: .65rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--md-gold-dk);
}

input, textarea, select {
  background: var(--md-panel);
  border: 1px solid var(--md-border);
  color: var(--md-cream);
  padding: .75rem;
  border-radius: var(--md-radius);
  font-family: 'Syne', sans-serif;
  font-size: .9rem;
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}

input::placeholder, textarea::placeholder { color: var(--md-muted); opacity: .7; }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--md-gold);
  box-shadow: 0 0 0 3px var(--md-gold-glow);
}

select option { background: var(--md-panel); color: var(--md-cream); }

textarea { resize: vertical; min-height: 100px; }

.field-hint { font-size: .78rem; color: var(--md-muted); margin-top: .25rem; }

/* ─── BADGES ─────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: .3rem .75rem;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .05em;
  white-space: nowrap;
}

.badge-gold    { background: rgba(201,148,60,.2);  color: var(--md-gold-lt); border: 1px solid var(--md-gold-dk); }
.badge-success { background: rgba(76,175,122,.2);  color: var(--md-success); border: 1px solid var(--md-success); }
.badge-danger  { background: rgba(201,76,76,.2);   color: var(--md-danger);  border: 1px solid var(--md-danger); }
.badge-info    { background: rgba(76,143,201,.2);  color: var(--md-info);    border: 1px solid var(--md-info); }
.badge-muted   { background: rgba(122,109,88,.2);  color: var(--md-muted);   border: 1px solid var(--md-border-lt); }

/* Status badges for lead pipeline */
.status-new       { background: rgba(76,143,201,.2);  color: var(--md-info);    border: 1px solid var(--md-info);    border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }
.status-qualified { background: rgba(201,148,60,.2);  color: var(--md-gold-lt); border: 1px solid var(--md-gold-dk); border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }
.status-viewing   { background: rgba(122,109,88,.2);  color: var(--md-muted);   border: 1px solid var(--md-border-lt);border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }
.status-offer     { background: rgba(212,160,23,.2);  color: var(--md-warning); border: 1px solid var(--md-warning); border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }
.status-closed    { background: rgba(76,175,122,.2);  color: var(--md-success); border: 1px solid var(--md-success); border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }
.status-lost      { background: rgba(201,76,76,.2);   color: var(--md-danger);  border: 1px solid var(--md-danger);  border-radius: 50px; padding: .3rem .75rem; font-size: .75rem; }

/* ─── DIVIDERS ───────────────────────────────────── */
.divider {
  width: 100%; height: 1px; position: relative;
  background: linear-gradient(90deg, transparent 0%, var(--md-border-lt) 20%,
    var(--md-gold-dk) 50%, var(--md-border-lt) 80%, transparent 100%);
  display: flex; align-items: center; justify-content: center;
  margin: 2rem 0;
}

.divider::after {
  content: '✦';
  position: absolute;
  font-size: .7rem;
  color: var(--md-gold-dk);
  background: var(--md-dark);
  padding: 0 1rem;
}

/* On surface backgrounds */
.divider-surface::after { background: var(--md-surface); }

/* ─── SECTION LABELS ─────────────────────────────── */
.section-label {
  font-family: 'Syne Mono', monospace;
  font-size: .62rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--md-gold-dk);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 60px;
  height: 1px;
  background: var(--md-border-lt);
}

/* ─── TABLES ─────────────────────────────────────── */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}

thead th {
  font-family: 'Syne Mono', monospace;
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--md-gold-dk);
  text-align: left;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--md-border-lt);
  background: var(--md-panel);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--md-border);
  transition: background .15s;
}

tbody tr:hover { background: var(--md-panel); }

tbody td {
  padding: .85rem 1rem;
  color: var(--md-cream);
  vertical-align: middle;
}

tbody td.muted { color: var(--md-muted); font-size: .85rem; }

/* ─── ALERTS / ERRORS ────────────────────────────── */
.alert {
  padding: .85rem 1rem;
  border-radius: var(--md-radius);
  font-size: .88rem;
  display: flex;
  align-items: flex-start;
  gap: .75rem;
}

.alert-error   { background: rgba(201,76,76,.15);   border: 1px solid var(--md-danger);  color: var(--md-danger); }
.alert-success { background: rgba(76,175,122,.15);  border: 1px solid var(--md-success); color: var(--md-success); }
.alert-warning { background: rgba(212,160,23,.15);  border: 1px solid var(--md-warning); color: var(--md-warning); }
.alert-info    { background: rgba(76,143,201,.15);  border: 1px solid var(--md-info);    color: var(--md-info); }

/* ─── TOAST ──────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  pointer-events: none;
}

.toast {
  padding: .75rem 1.4rem;
  border-radius: 50px;
  font-size: .85rem;
  letter-spacing: .05em;
  background: var(--md-surface);
  border: 1px solid var(--md-border);
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
  white-space: nowrap;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .3s, transform .3s cubic-bezier(.34,1.56,.64,1);
  pointer-events: auto;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { border-color: var(--md-success); color: var(--md-success); }
.toast.error   { border-color: var(--md-danger);  color: var(--md-danger); }
.toast.info    { border-color: var(--md-gold);    color: var(--md-gold-lt); }

/* ─── MODAL ──────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(10,9,6,.85);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity .25s;
}

.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--md-surface);
  border: 1px solid var(--md-border-lt);
  border-radius: var(--md-radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform .3s;
}

.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

/* ─── SPINNER ─────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid var(--md-border-lt);
  border-top-color: var(--md-gold);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── QR CODE ─────────────────────────────────────── */
.qr-wrap {
  display: flex;
  justify-content: center;
  padding: 1.5rem;
  background: var(--md-panel);
  border: 1px solid var(--md-border);
  border-radius: var(--md-radius);
}

.qr-wrap canvas,
.qr-wrap img { border-radius: var(--md-radius-sm); }

/* ─── WHATSAPP BUTTON ─────────────────────────────── */
.btn-wa {
  background: rgba(37,211,102,.15);
  border: 1px solid rgba(37,211,102,.4);
  color: #25d366;
  font-family: 'Syne', sans-serif;
  padding: .5rem 1rem;
  border-radius: var(--md-radius);
  font-size: .82rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  text-decoration: none;
  transition: background .2s;
}

.btn-wa:hover { background: rgba(37,211,102,.28); color: #25d366; }

/* ─── EMPTY STATE ─────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--md-muted);
}

.empty-state .empty-icon { font-size: 3rem; margin-bottom: 1rem; opacity: .5; }
.empty-state p { margin-bottom: 1.5rem; }

/* ─── PAGE HEADER ─────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.page-header h2 { margin-bottom: .25rem; }

/* ─── FOOTER ─────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 2.5rem 1rem;
  border-top: 1px solid var(--md-border);
  font-family: 'Cinzel', serif;
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--md-muted);
  margin-top: 4rem;
}

.footer .mark { color: var(--md-gold-dk); }

/* ─── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 768px) {
  :root { --nav-height: 56px; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--md-surface);
    border-bottom: 1px solid var(--md-border);
    padding: 1rem 1.25rem;
    gap: .5rem;
  }

  .nav-toggle { display: flex; }
  .nav-agent  { display: none; }

  .page-content { padding: 1.25rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  h1 { font-size: 1.6rem; }

  .btn-full-mobile { width: 100%; }
  .hide-mobile { display: none; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ─── FORM VALIDATION STATES ─────────────────────── */

/* Red border on invalid field */
input.field-error,
textarea.field-error,
select.field-error {
  border-color: var(--md-danger) !important;
  box-shadow: 0 0 0 3px rgba(201,76,76,.15) !important;
  animation: shake .35s ease;
}

@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-5px); }
  40%      { transform: translateX(5px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(4px); }
}

/* Inline error message below field */
.field-error-msg {
  display: block;
  color: var(--md-danger);
  font-size: .75rem;
  margin-top: .35rem;
  font-family: 'Syne', sans-serif;
  letter-spacing: .02em;
  animation: fadeIn .2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Top-of-form error banner */
.form-error-banner {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: rgba(201,76,76,.12);
  border: 1px solid var(--md-danger);
  border-radius: var(--md-radius);
  padding: .9rem 1.1rem;
  color: var(--md-danger);
  font-size: .88rem;
  margin-bottom: 1.5rem;
}

.form-error-banner .banner-icon {
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: rgba(201,76,76,.25);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* Green border when field is valid after previous error */
input.field-ok,
textarea.field-ok,
select.field-ok {
  border-color: var(--md-success);
}