/* ============================================================
   MedicalPRO Vendor Platform — Global CSS
   Covers: CSS variables · reset · typography · layout shell ·
           buttons · pills · cards · forms · modals · sidebar ·
           header · tables · toasts · responsive breakpoints
   ============================================================ */

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

:root {
  /* Brand palette */
  --teal:        #3DBDB5;
  --blue:        #4A7EC7;
  --navy:        #0B1826;
  --grad:        linear-gradient(135deg, #3DBDB5, #4A7EC7);
  --sidebar-bg:  #0D1117;
  --main-bg:     #F5F5F0;

  /* Text */
  --tp:  #0B1826;   /* primary */
  --ts:  #3D5166;   /* secondary */
  --tm:  #6B8099;   /* muted */

  /* Status */
  --ok:   #27AE60;
  --warn: #F39C12;
  --err:  #E74C3C;

  /* Surface */
  --border:   #E2EAF0;
  --card-bg:  #F6F9FB;

  /* Radii & shadow */
  --rc: 10px;   /* card radius */
  --rb: 6px;    /* button radius */
  --rp: 20px;   /* pill radius */
  --sh: 0 2px 12px rgba(0,0,0,0.06);
}

html, body {
  height: 100%;
  font-family: 'DM Sans', sans-serif;
  background: var(--sidebar-bg);
  color: var(--tp);
  font-size: 16px;
  line-height: 1.5;
}

/* ── APP SHELL ── */
.app-wrap {
  display: flex;
  height: 100vh;
  background: var(--main-bg);
}

/* ── SCREEN VISIBILITY ── */
.screen         { display: none; }
.screen.active  { display: block; }

/* ── DIVIDER ── */
.div { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

/* ── SPACING UTILITIES ── */
.mb16 { margin-bottom: 16px; }
.mb24 { margin-bottom: 24px; }
.g16  { gap: 16px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── SIDEBAR ── */
.sidebar {
  background: var(--sidebar-bg);
  width: 240px;
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  overflow-y: auto;
  flex-shrink: 0;
  transition: width .3s;
}
.sb-brand  { padding: 0 20px 20px; border-bottom: 1px solid rgba(255,255,255,.06); margin-bottom: 16px; }
.sb-name   { font-family: 'DM Serif Display', serif; font-size: 20px; color: var(--teal); }
.sb-sub    { font-size: 11px; color: var(--tm); margin-top: 2px; }
.sb-vendor { padding: 0 20px 20px; border-bottom: 1px solid rgba(255,255,255,.06); margin-bottom: 16px; }
.sb-logo   {
  width: 44px; height: 44px; border-radius: 8px;
  background: var(--navy); border: 2px solid rgba(61,189,181,.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 800; color: #fff; margin-bottom: 10px; letter-spacing: .04em;
}
.sb-vname  { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.sb-vadmin { font-size: 12px; color: var(--tm); }
.sb-sec    {
  font-size: 10px; font-weight: 700; color: #3a4a5a;
  text-transform: uppercase; letter-spacing: .1em; padding: 4px 20px 8px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 20px;
  cursor: pointer; border-left: 3px solid transparent; color: var(--tm);
  font-size: 16px; transition: all .2s; text-decoration: none;
}
.nav-item:hover           { background: rgba(255,255,255,.04); color: #9bb0c5; }
.nav-item.active          { border-left-color: var(--teal); color: var(--teal); background: rgba(61,189,181,.07); }
.ni { font-size: 16px; width: 20px; text-align: center; }
.sb-spacer { flex: 1; }
.sb-logout-wrap { padding: 12px 20px; border-top: 1px solid rgba(255,255,255,.06); margin-top: 12px; }
.sb-logout {
  background: none; border: none; color: #c0392b;
  font-family: 'DM Sans', sans-serif; font-size: 13px;
  cursor: pointer; opacity: .7; transition: opacity .2s; text-decoration: none;
  display: inline-block;
}
.sb-logout:hover { opacity: 1; }

/* ── TOP HEADER (mobile) ── */
.mob-header {
  display: none; align-items: center; justify-content: space-between;
  background: var(--sidebar-bg); padding: 12px 16px; flex-shrink: 0;
}
.mob-brand { font-family: 'DM Serif Display', serif; font-size: 18px; color: var(--teal); }
.mob-logo  {
  width: 34px; height: 34px; border-radius: 6px;
  background: var(--navy); border: 1px solid rgba(61,189,181,.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800; color: #fff;
}
.hbtn { background: none; border: none; color: #fff; font-size: 20px; cursor: pointer; }

/* ── MAIN CONTENT AREA ── */
.main {
  flex: 1; overflow-y: auto;
  padding: 28px 32px;
  background: var(--main-bg);
  display: flex; flex-direction: column;
}

/* ── PAGE HEADER ── */
.ph { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.ph-title  { font-family: 'DM Serif Display', serif; font-size: 28px; color: var(--navy); line-height: 1.2; }
.ph-sub    { font-size: 14px; color: var(--tm); margin-top: 4px; }
.ph-date   { font-size: 14px; color: var(--tm); margin-top: 6px; }
.ph-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.breadcrumb {
  font-size: 12px; color: var(--tm); margin-bottom: 8px;
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.breadcrumb a  { color: var(--teal); text-decoration: none; cursor: pointer; }
.breadcrumb a:hover { color: #2fa09a; }
.bc-sep { color: #c0ccd8; }

/* ── CARDS ── */
.card       { background: #fff; border-radius: var(--rc); box-shadow: var(--sh); border: 1px solid var(--border); padding: 24px; }
.card-tl    { border-left: 4px solid var(--teal); }
.card-amber { border-left: 4px solid var(--warn); }
.card-green { border-left: 4px solid var(--ok); }
.sec-lbl    { font-size: 12px; font-weight: 700; color: var(--tm); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }

/* ── BUTTONS ── */
.btn-p {
  background: var(--grad); color: #fff; border: none;
  border-radius: var(--rb); padding: 10px 20px;
  font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 600;
  cursor: pointer; transition: all .2s;
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.btn-p:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(61,189,181,.3); }
.btn-t {
  background: transparent; color: var(--teal); border: 1.5px solid var(--teal);
  border-radius: var(--rb); padding: 9px 18px;
  font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.btn-t:hover { background: rgba(61,189,181,.08); }
.btn-r {
  background: transparent; color: var(--err); border: 1.5px solid var(--err);
  border-radius: var(--rb); padding: 8px 16px;
  font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.btn-r:hover { background: rgba(231,76,60,.06); }
.btn-sm { padding: 6px 14px !important; font-size: 14px !important; }
.lnk {
  background: none; border: none; color: var(--teal);
  font-family: 'DM Sans', sans-serif; font-size: 14px; font-weight: 600;
  cursor: pointer; padding: 0; transition: color .2s;
}
.lnk:hover { color: #2fa09a; }
.lnk-muted { color: var(--tm); font-size: 14px; }

/* ── PILLS ── */
.pill { display: inline-block; padding: 3px 11px; border-radius: var(--rp); font-size: 14px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; }
.p-teal       { background: rgba(61,189,181,.12);  color: var(--teal); }
.p-blue       { background: rgba(74,126,199,.12);  color: var(--blue); }
.p-green      { background: rgba(39,174,96,.12);   color: var(--ok); }
.p-amber      { background: rgba(243,156,18,.12);  color: var(--warn); }
.p-red        { background: rgba(231,76,60,.12);   color: var(--err); }
.p-grey       { background: rgba(107,128,153,.12); color: var(--tm); }
.p-navy       { background: rgba(11,24,38,.1);     color: var(--navy); }
.p-green-solid { background: var(--ok); color: #fff; }
.inv-draft    { background: rgba(107,128,153,.12); color: var(--tm); }
.inv-sent     { background: rgba(61,189,181,.12);  color: var(--teal); }
.inv-paid     { background: rgba(39,174,96,.12);   color: var(--ok); }
.inv-over     { background: rgba(231,76,60,.12);   color: var(--err); }

/* ── STAT ROW ── */
.stat-row  { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 24px; }
.stat-card { background: #fff; border-radius: var(--rc); box-shadow: var(--sh); border: 1px solid var(--border); padding: 20px 24px; }
.stat-lbl  { font-size: 12px; font-weight: 700; color: var(--tm); text-transform: uppercase; letter-spacing: .07em; margin-bottom: 8px; }
.stat-val  { font-family: 'DM Serif Display', serif; font-size: 28px; color: var(--navy); line-height: 1; }
.stat-trend       { font-size: 14px; color: var(--ok); margin-top: 6px; font-weight: 600; }
.stat-trend.down  { color: var(--err); }
.trend-up   { color: var(--ok);   font-size: 14px; font-weight: 600; }
.trend-dn   { color: var(--err);  font-size: 14px; font-weight: 600; }
.trend-flat { color: var(--tm);   font-size: 14px; }

/* ── TABLE ── */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th { background: #f7fafc; font-weight: 700; color: var(--ts); padding: 10px 14px; text-align: left; border-bottom: 2px solid var(--border); white-space: nowrap; }
tbody td { padding: 11px 14px; border-bottom: 1px solid var(--border); color: var(--tp); vertical-align: middle; font-size: 14px; }
tbody tr:hover      { background: rgba(61,189,181,.03); }
tbody tr:last-child td { border-bottom: none; }
.tr-amber           { border-left: 3px solid var(--warn); }
.tr-amber td:first-child { padding-left: 11px; }

/* ── FILTER TABS ── */
.ftabs { display: flex; border-bottom: 2px solid var(--border); margin-bottom: 20px; gap: 0; flex-wrap: wrap; }
.ftab  { padding: 10px 18px; font-size: 16px; font-weight: 600; color: var(--tm); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all .2s; white-space: nowrap; }
.ftab:hover  { color: var(--ts); }
.ftab.active { color: var(--teal); border-bottom-color: var(--teal); }

/* ── FORMS ── */
.fld { margin-bottom: 16px; }
.fld label { display: block; font-size: 12px; font-weight: 600; color: var(--ts); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .04em; }
.fld input, .fld textarea, .fld select { width: 100%; border: 1.5px solid var(--border); border-radius: var(--rb); padding: 10px 12px; font-family: 'DM Sans', sans-serif; font-size: 16px; color: var(--tp); background: #fff; transition: border-color .2s; }
.fld input:focus, .fld textarea:focus, .fld select:focus { outline: none; border-color: var(--teal); }
.fld textarea { resize: vertical; min-height: 80px; }

/* ── TOAST ── */
.toast-wrap { position: fixed; bottom: 24px; right: 24px; z-index: 99999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--navy); color: #fff; padding: 12px 20px;
  border-radius: 8px; font-size: 14px; font-weight: 500;
  box-shadow: 0 4px 20px rgba(0,0,0,.25); border-left: 4px solid var(--ok);
  animation: toast-in .3s ease; display: flex; align-items: center; gap: 8px;
}
.toast.error { border-left-color: var(--err); }
@keyframes toast-in { from { transform: translateX(100px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── MODAL ── */
.overlay       { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 10000; align-items: center; justify-content: center; }
.overlay.open  { display: flex; }
.modal         { background: #fff; border-radius: 12px; box-shadow: 0 8px 48px rgba(0,0,0,.25); width: 100%; position: relative; max-height: 90vh; overflow-y: auto; }
.modal-480 { max-width: 480px; } .modal-560 { max-width: 560px; } .modal-440 { max-width: 440px; }
.modal-hdr   { padding: 24px 24px 0; display: flex; justify-content: space-between; align-items: flex-start; }
.modal-title { font-family: 'DM Serif Display', serif; font-size: 18px; color: var(--navy); }
.modal-close { background: none; border: none; font-size: 20px; color: var(--tm); cursor: pointer; padding: 0; line-height: 1; }
.modal-close:hover { color: var(--tp); }
.modal-body  { padding: 20px 24px; }
.modal-ftr   { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* ── SLIDE PANEL ── */
.panel-overlay       { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 10000; }
.panel-overlay.open  { display: block; }
.panel {
  position: fixed; top: 0; right: -440px; width: 420px; height: 100vh;
  background: #fff; box-shadow: -4px 0 32px rgba(0,0,0,.15);
  overflow-y: auto; transition: right .3s ease; z-index: 10001; padding: 28px 24px;
}
.panel-overlay.open .panel { right: 0; }
.panel-hdr   { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.panel-title { font-family: 'DM Serif Display', serif; font-size: 18px; color: var(--navy); }

/* ── STAGE PROGRESS ── */
.stage-bar,
.stage-track { display: flex; align-items: center; margin-bottom: 20px; overflow-x: auto; }
.stage-step  { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1; min-width: 60px; }
.stage-dot   { width: 14px; height: 14px; border-radius: 50%; background: #E2EAF0; border: 2px solid #E2EAF0; flex-shrink: 0; }
.stage-dot.done    { background: var(--teal); border-color: var(--teal); }
.stage-dot.current { background: var(--teal); border-color: var(--teal); box-shadow: 0 0 0 3px rgba(61,189,181,.25); }
.stage-line  { height: 2px; flex: 1; background: #E2EAF0; margin-top: -8px; }
.stage-line.done { background: var(--teal); }
.stage-lbl   { font-size: 9px; color: var(--tm); text-align: center; white-space: nowrap; }
.stage-lbl.current { color: var(--teal); font-weight: 700; }

/* ── TIMELINE ── */
.timeline  { display: flex; flex-direction: column; }
.tl-item   { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.tl-item:last-child { border-bottom: none; }
.tl-date   { font-size: 12px; color: var(--tm); white-space: nowrap; min-width: 50px; padding-top: 1px; }
.tl-dot    { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); margin-top: 4px; flex-shrink: 0; }
.tl-text   { font-size: 14px; color: var(--ts); }

/* ── SUMMARY STRIP ── */
.sum-strip { background: #fff; border: 1px solid var(--border); border-radius: var(--rc); padding: 14px 20px; display: flex; gap: 24px; margin-bottom: 20px; flex-wrap: wrap; box-shadow: var(--sh); }
.sum-item  { font-size: 14px; color: var(--ts); }
.sum-item strong { color: var(--navy); font-weight: 700; }

/* ── RISK BADGE ── */
.risk-badge {
  display: inline-block;
  background: rgba(243,156,18,.15);
  color: var(--warn);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ── MOBILE SIDEBAR OVERLAY ── */
.mob-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 20000;
}
.mob-overlay.open { display: block; }
.mob-sidebar {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 260px;
  background: var(--sidebar-bg);
  padding: 24px 0;
  overflow-y: auto;
}

/* ── TAB BADGES (filter tabs) ── */
.tab-badge {
  display: inline-block;
  border-radius: 10px;
  padding: 1px 7px;
  font-size: 14px;
  margin-left: 4px;
  font-weight: 700;
}
.tab-teal  { background: rgba(61,189,181,.15);  color: var(--teal); }
.tab-amber { background: rgba(243,156,18,.15);  color: var(--warn); }
.tab-blue  { background: rgba(74,126,199,.15);  color: var(--blue); }
.tab-green { background: rgba(39,174,96,.15);   color: var(--ok); }
.tab-red   { background: rgba(231,76,60,.15);   color: var(--err); }

/* ── RESPONSIVE ── */

/* ── Tablet (769px – 900px): icon-only sidebar + show mobile header ── */
@media (max-width: 900px) {
  .sidebar { width: 60px; }
  .sb-brand, .sb-vendor, .sb-sec, .sb-logout-wrap { display: none; }
  .nav-item { padding: 13px; justify-content: center; }
  .nl { display: none; }
  .stat-row { grid-template-columns: repeat(2,1fr); }
  .two-col  { grid-template-columns: 1fr; }
  .ph       { flex-direction: column; }
  /* Show mobile header so hamburger is always accessible on tablet */
  .mob-header { display: flex; }
}

/* ── Mobile (≤600px): full mobile layout ── */
@media (max-width: 600px) {
  .app-wrap { flex-direction: column; }
  .sidebar  { display: none; }
  .mob-header { display: flex; }
  .main { padding: 14px; overflow-y: unset; overflow: visible; height: auto; }
  .stat-row { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .two-col  { grid-template-columns: 1fr !important; }
  .card     { padding: 16px; }
  .modal    { margin: 16px; width: calc(100% - 32px); }
  .panel    { width: 100%; right: -100%; }
  .hide-m   { display: none !important; }
  tbody td, thead th { padding: 9px 10px; font-size: 14px; }
  /* Stretch all ph-action buttons (including .btn-sm variants) */
  .ph-actions .btn-p,
  .ph-actions .btn-t,
  .ph-actions .btn-r { flex: 1; justify-content: center; }
  /* Table action cells: stack buttons vertically */
  .tbl-actions { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
  /* Toast: full width on small screens */
  .toast-wrap { bottom: 12px; right: 12px; left: 12px; }
  .toast { font-size: 14px; padding: 10px 14px; }
  /* Reduce page title size */
  .ph-title { font-size: 22px; }
}