/* ============================================================
   Laptop Repair Management System — Light Professional Theme
   ============================================================ */
:root {
  --bg: #f1f5f9;
  --surface: #ffffff;
  --surface2: #f8fafc;
  --surface3: #f1f5f9;
  --border: #e2e8f0;
  --border2: #cbd5e1;
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --primary-glow: rgba(79,70,229,.1);
  --primary-light: rgba(79,70,229,.06);
  --cyan: #0891b2;
  --cyan-glow: rgba(8,145,178,.1);
  --green: #16a34a;
  --green-glow: rgba(22,163,74,.1);
  --yellow: #d97706;
  --yellow-glow: rgba(217,119,6,.1);
  --red: #dc2626;
  --red-glow: rgba(220,38,38,.1);
  --txt: #1e293b;
  --txt2: #475569;
  --txt3: #94a3b8;
  --sidebar-w: 240px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.1), 0 4px 12px rgba(0,0,0,.05);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{font-size:15px;scroll-behavior:smooth;}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--txt);min-height:100vh;
  display:flex;line-height:1.5;
}
a{color:var(--primary);text-decoration:none;}
a:hover{color:var(--primary-dark);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}

/* ── Layout ────────────────────────────────── */
.rp-sidebar {
  width:var(--sidebar-w);min-height:100vh;
  background:#ffffff;
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  position:fixed;top:0;left:0;bottom:0;
  z-index:100;overflow-y:auto;
  box-shadow:2px 0 8px rgba(0,0,0,.04);
}
.rp-main {
  margin-left:var(--sidebar-w);
  flex:1;display:flex;flex-direction:column;min-height:100vh;
  min-width:0;
}
.rp-topbar {
  background:rgba(255,255,255,.95);border-bottom:1px solid var(--border);
  padding:12px 24px;display:flex;align-items:center;justify-content:space-between;
  backdrop-filter:blur(8px);position:sticky;top:0;z-index:50;
  box-shadow:var(--shadow);
}
.rp-content {padding:24px 28px 40px;}

/* ── Sidebar logo ────────────────────────── */
.rp-logo {
  padding:20px 18px 16px;
  border-bottom:1px solid var(--border);
  background:linear-gradient(135deg,#f5f3ff,#eff6ff);
}
.rp-logo-title {
  font-size:.72rem;font-weight:800;letter-spacing:3px;text-transform:uppercase;
  color:var(--primary);
}
.rp-logo-sub {font-size:.62rem;color:var(--txt3);margin-top:2px;letter-spacing:1px;}

/* ── Nav menu ────────────────────────────── */
.rp-nav {flex:1;padding:12px 8px;}
.rp-nav-section {
  font-size:.6rem;letter-spacing:2px;text-transform:uppercase;color:var(--txt3);
  padding:14px 10px 6px;font-weight:700;
}
.rp-nav-item {
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);
  color:var(--txt2);font-size:.82rem;font-weight:500;cursor:pointer;
  transition:.15s;text-decoration:none;white-space:nowrap;overflow:hidden;
  margin-bottom:2px;
}
.rp-nav-item:hover {background:var(--surface3);color:var(--txt);}
.rp-nav-item.active {
  background:var(--primary-glow);color:var(--primary);
  border:1px solid rgba(79,70,229,.18);font-weight:600;
}
.rp-nav-icon {width:18px;text-align:center;font-size:1rem;flex-shrink:0;}

.rp-sidebar-user {
  padding:14px 16px;border-top:1px solid var(--border);
  font-size:.75rem;color:var(--txt2);background:var(--surface2);
}
.rp-sidebar-user strong{color:var(--txt);display:block;margin-bottom:2px;}
.rp-logout {
  display:inline-flex;align-items:center;gap:5px;margin-top:8px;
  padding:5px 12px;border-radius:999px;background:var(--red-glow);
  border:1px solid rgba(220,38,38,.2);color:var(--red);font-size:.7rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.8px;cursor:pointer;transition:.15s;
}
.rp-logout:hover{background:rgba(220,38,38,.18);}

/* ── Topbar ──────────────────────────────── */
.rp-page-title{font-size:1rem;font-weight:700;color:var(--txt);}
.rp-breadcrumb{font-size:.72rem;color:var(--txt3);margin-top:1px;}
.rp-topbar-actions{display:flex;align-items:center;gap:10px;}

/* ── Cards ───────────────────────────────── */
.rp-card {
  background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);
}
.rp-card-title {
  font-size:.68rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--txt3);
  margin-bottom:14px;font-weight:700;
}
.rp-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.rp-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media(max-width:900px){.rp-grid-2,.rp-grid-3{grid-template-columns:1fr;}}

/* ── Buttons ─────────────────────────────── */
.rp-btn {
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 20px;border-radius:var(--radius-sm);border:none;cursor:pointer;
  font-size:.8rem;font-weight:600;letter-spacing:.3px;transition:.15s;
}
.rp-btn-primary {background:var(--primary);color:#fff;box-shadow:0 2px 6px rgba(79,70,229,.3);}
.rp-btn-primary:hover{background:var(--primary-dark);box-shadow:0 4px 12px rgba(79,70,229,.35);}
.rp-btn-ghost {background:transparent;border:1px solid var(--border2);color:var(--txt2);}
.rp-btn-ghost:hover{background:var(--surface3);color:var(--txt);}
.rp-btn-danger {background:var(--red-glow);border:1px solid rgba(220,38,38,.25);color:var(--red);}
.rp-btn-danger:hover{background:rgba(220,38,38,.18);}
.rp-btn-sm{padding:5px 12px;font-size:.72rem;}
.rp-btn-green {background:var(--green-glow);border:1px solid rgba(22,163,74,.25);color:var(--green);}
.rp-btn-green:hover{background:rgba(22,163,74,.18);}

/* ── Form elements ───────────────────────── */
.rp-label {
  display:block;font-size:.68rem;font-weight:700;letter-spacing:.8px;
  text-transform:uppercase;color:var(--txt3);margin-bottom:5px;
}
.rp-input, .rp-textarea {
  width:100%;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:0 14px;color:var(--txt);
  transition:.15s;outline:none;height:42px;line-height:42px;
  box-sizing:border-box;vertical-align:middle;
}
.rp-textarea{height:auto;padding:10px 14px;line-height:1.5;min-height:80px;}
.rp-input::placeholder,.rp-textarea::placeholder{color:var(--txt3);}
input[type="date"].rp-input{color:var(--txt);cursor:pointer;padding:0 14px;}
input[type="date"].rp-input::-webkit-calendar-picker-indicator{opacity:.5;cursor:pointer;}
select.rp-input{cursor:pointer;padding:0 14px;}
.rp-input:focus,.rp-textarea:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-glow);
}
.rp-textarea{resize:vertical;min-height:80px;}
.rp-form-row{margin-bottom:18px;}
.rp-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.rp-form-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;}
@media(max-width:768px){.rp-form-grid,.rp-form-grid-3{grid-template-columns:1fr;}}

/* ── Searchable Combobox ─────────────────── */
.rp-combo{position:relative;}
.rp-combo-input-wrap{position:relative;}
.rp-combo-input-wrap .rp-input{padding-right:36px;}
.rp-combo-arrow{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  color:var(--txt3);pointer-events:none;font-size:.8rem;
}
.rp-combo-dropdown {
  position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:999;
  background:#fff;border:1px solid var(--border2);border-radius:var(--radius-sm);
  max-height:220px;overflow-y:auto;display:none;
  box-shadow:var(--shadow-md);
}
.rp-combo-dropdown.open{display:block;}
.rp-combo-item {
  padding:9px 14px;cursor:pointer;font-size:.82rem;color:var(--txt2);
  transition:.1s;display:flex;align-items:center;justify-content:space-between;
}
.rp-combo-item:hover,.rp-combo-item.highlighted{background:var(--surface3);color:var(--txt);}
.rp-combo-create {
  padding:9px 14px;cursor:pointer;font-size:.78rem;color:var(--primary);
  border-top:1px solid var(--border);display:none;transition:.1s;
}
.rp-combo-create:hover{background:var(--primary-light);}
.rp-combo-selected {
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:6px;
}
.rp-tag {
  display:inline-flex;align-items:center;gap:4px;
  background:var(--primary-glow);border:1px solid rgba(79,70,229,.2);
  border-radius:999px;padding:3px 10px;font-size:.72rem;color:var(--primary);font-weight:600;
}
.rp-tag-x{cursor:pointer;color:var(--txt3);}
.rp-tag-x:hover{color:var(--red);}
.rp-combo-empty{padding:12px 14px;color:var(--txt3);font-size:.78rem;text-align:center;}

/* ── Table ───────────────────────────────── */
.rp-table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);}
.rp-table {width:100%;border-collapse:collapse;}
.rp-table th {
  background:var(--surface2);padding:10px 14px;text-align:left;
  font-size:.65rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--txt3);
  font-weight:700;border-bottom:1px solid var(--border);white-space:nowrap;
}
.rp-table td {
  padding:11px 14px;border-bottom:1px solid var(--border);
  font-size:.82rem;color:var(--txt2);vertical-align:middle;background:#fff;
}
.rp-table tr:last-child td{border-bottom:none;}
.rp-table tr:hover td{background:#fafafe;}
.rp-table .mono{font-family:'JetBrains Mono',monospace;color:var(--cyan);font-size:.78rem;}

/* ── Status badges ───────────────────────── */
.rp-badge {
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:999px;font-size:.65rem;font-weight:700;
  letter-spacing:.8px;text-transform:uppercase;
}
.rp-badge-pending{background:var(--yellow-glow);border:1px solid rgba(217,119,6,.25);color:var(--yellow);}
.rp-badge-completed{background:var(--green-glow);border:1px solid rgba(22,163,74,.25);color:var(--green);}
.rp-badge-error{background:var(--red-glow);border:1px solid rgba(220,38,38,.25);color:var(--red);}
.rp-badge-info{background:var(--primary-glow);border:1px solid rgba(79,70,229,.2);color:var(--primary);}

/* ── Alert ───────────────────────────────── */
.rp-alert{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.82rem;}
.rp-alert-success{background:var(--green-glow);border:1px solid rgba(22,163,74,.25);color:var(--green);}
.rp-alert-error{background:var(--red-glow);border:1px solid rgba(220,38,38,.25);color:var(--red);}
.rp-alert-info{background:var(--primary-glow);border:1px solid rgba(79,70,229,.2);color:var(--primary);}

/* ── Search bar ──────────────────────────── */
.rp-search-wrap{display:flex;gap:8px;margin-bottom:18px;align-items:center;}
.rp-search-wrap .rp-input{max-width:320px;}

/* ── File upload ─────────────────────────── */
.rp-upload-zone {
  border:2px dashed var(--border2);border-radius:var(--radius);padding:24px;
  text-align:center;cursor:pointer;transition:.15s;background:var(--surface2);
}
.rp-upload-zone:hover,.rp-upload-zone.drag{border-color:var(--primary);background:var(--primary-light);}
.rp-upload-icon{font-size:2rem;margin-bottom:8px;}
.rp-upload-label{color:var(--txt2);font-size:.8rem;}
.rp-upload-sub{color:var(--txt3);font-size:.72rem;margin-top:4px;}
.rp-file-list{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px;}
.rp-file-chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;
  background:#fff;border:1px solid var(--border);border-radius:999px;
  font-size:.72rem;color:var(--txt2);
}
.rp-file-chip .rm{cursor:pointer;color:var(--txt3);}
.rp-file-chip .rm:hover{color:var(--red);}

/* ── Order detail panel ──────────────────── */
.rp-order-panel {
  background:linear-gradient(135deg,rgba(79,70,229,.05),rgba(8,145,178,.04));
  border:1px solid rgba(79,70,229,.15);border-radius:var(--radius);padding:18px;
  margin-bottom:20px;
}
.rp-order-no {
  font-family:'JetBrains Mono',monospace;font-size:1rem;font-weight:700;
  color:var(--primary);letter-spacing:1px;
}
.rp-order-meta{color:var(--txt2);font-size:.8rem;margin-top:4px;}
.rp-order-spec{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.rp-spec-chip{
  background:var(--surface2);border:1px solid var(--border);border-radius:999px;
  padding:3px 10px;font-size:.7rem;color:var(--txt2);
}

/* ── Stat cards ──────────────────────────── */
.rp-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px;}
@media(max-width:800px){.rp-stats{grid-template-columns:1fr 1fr;}}
.rp-stat {
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;text-align:center;box-shadow:var(--shadow);
}
.rp-stat-num{font-size:1.8rem;font-weight:900;line-height:1;color:var(--primary);}
.rp-stat-lbl{font-size:.62rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--txt3);margin-top:6px;}

/* ── Auth pages (login / register) ─────── */
.rp-login-page {
  flex:1;display:flex;align-items:center;justify-content:center;
  min-height:100vh;width:100%;
  background:linear-gradient(135deg,#ede9fe 0%,#e0f2fe 50%,#f0fdf4 100%);
  padding:24px;
}
.rp-login-box {
  width:100%;max-width:420px;padding:44px 40px;
  background:#fff;
  border:1px solid var(--border);border-radius:18px;
  box-shadow:var(--shadow-lg);
}
.rp-login-logo{text-align:center;margin-bottom:28px;}
.rp-login-logo-icon{font-size:2.5rem;display:block;margin-bottom:8px;}
.rp-login-logo-text{
  font-size:1.1rem;letter-spacing:5px;text-transform:uppercase;
  color:var(--primary);font-weight:800;display:block;
}
.rp-login-title{font-size:1.3rem;font-weight:800;text-align:center;margin-bottom:6px;color:var(--txt);}
.rp-login-sub{font-size:.78rem;color:var(--txt3);text-align:center;margin-bottom:28px;}
.rp-login-form .rp-form-row{margin-bottom:14px;}
.rp-login-link{text-align:center;margin-top:18px;font-size:.78rem;color:var(--txt3);}

/* ── Knowledge base ──────────────────────── */
.rp-kb-item {
  border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;
  margin-bottom:10px;transition:.15s;background:#fff;box-shadow:var(--shadow);
}
.rp-kb-item:hover{border-color:rgba(79,70,229,.25);box-shadow:var(--shadow-md);}
.rp-kb-problem{color:var(--yellow);font-size:.78rem;font-weight:700;margin-bottom:8px;}
.rp-kb-handling{color:var(--txt2);font-size:.8rem;margin-bottom:4px;}
.rp-kb-result{color:var(--green);font-size:.75rem;}

/* ── Responsive ──────────────────────────── */
@media(max-width:640px){
  .rp-sidebar{transform:translateX(-100%);}
  .rp-main{margin-left:0;}
  .rp-content{padding:16px;}
}

/* ── Scrollbar ───────────────────────────── */
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:99px;}
::-webkit-scrollbar-thumb:hover{background:var(--primary);}

/* ── Utilities ───────────────────────────── */
.gap-12{gap:12px;} .mt-4{margin-top:4px;} .mt-8{margin-top:8px;}
.mt-16{margin-top:16px;} .mt-24{margin-top:24px;}
.flex{display:flex;} .items-center{align-items:center;}
.justify-between{justify-content:space-between;}
.flex-wrap{flex-wrap:wrap;}
.text-muted{color:var(--txt3);}
.text-sm{font-size:.78rem;}
.font-mono{font-family:'JetBrains Mono',monospace;}
.w-full{width:100%;}
.hidden{display:none!important;}