/* ============================================================
   TWIQOR CRM INTERNA — BRUTAL DARK
   ============================================================ */
:root{
  --bg: #000000;
  --bg-1: #0a0a0a;
  --bg-2: #121212;
  --bg-3: #1a1a1a;
  --bg-hover: #1f1f1f;
  --line: #222;
  --line-2: #2a2a2a;
  --text: #ffffff;
  --text-dim: #a0a0a0;
  --text-mute: #666;
  --orange: #F97316;
  --orange-dim: #c2570f;
  --orange-glow: rgba(249,115,22,.18);
  --green: #10b981;
  --red: #ef4444;
  --yellow: #eab308;
  --blue: #3b82f6;
  --purple: #a855f7;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 4px 24px rgba(0,0,0,.5);
  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700;letter-spacing:-0.02em}
h1{font-size:32px}
h2{font-size:24px}
h3{font-size:18px}

a{color:var(--orange);text-decoration:none}
a:hover{text-decoration:underline}

button{font-family:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
input,select,textarea{font-family:inherit;font-size:14px}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg-1)}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:var(--orange-dim)}

/* ============================== LOGIN ============================== */
.login-page{
  height:100vh;display:flex;align-items:center;justify-content:center;
  background: radial-gradient(ellipse at center, #0a0a0a 0%, #000 70%);
  position:relative;overflow:hidden;
}
.login-page::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center, black 0%, transparent 70%);
  opacity:.6;
}
.login-card{
  position:relative;z-index:1;
  width:420px;max-width:92vw;
  background:var(--bg-1);
  border:1px solid var(--line);
  padding:40px;
  box-shadow:var(--shadow);
}
.login-brand{
  display:flex;align-items:center;gap:12px;margin-bottom:32px;
}
.login-brand-mark{
  width:44px;height:44px;background:var(--orange);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:900;color:#000;font-size:22px;
  transform:rotate(-4deg);
  box-shadow:3px 3px 0 var(--text);
}
.login-brand-text{font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:1px}
.login-brand-text small{display:block;font-family:var(--font-mono);font-size:10px;color:var(--orange);letter-spacing:2px}
.login-title{font-size:28px;margin-bottom:6px}
.login-sub{color:var(--text-dim);margin-bottom:28px;font-size:13px}
.login-form label{display:block;font-size:11px;letter-spacing:2px;color:var(--text-dim);margin-bottom:6px;text-transform:uppercase}
.login-form .field{margin-bottom:16px}
.login-form input{
  width:100%;padding:12px 14px;background:var(--bg-2);
  border:1px solid var(--line);color:var(--text);outline:none;
  transition:border-color .15s;
}
.login-form input:focus{border-color:var(--orange)}
.login-form .row{display:flex;justify-content:space-between;align-items:center;font-size:12px;margin-bottom:20px}
.login-form .row label{display:flex;align-items:center;gap:6px;margin:0;letter-spacing:0;font-size:12px;text-transform:none;color:var(--text-dim);cursor:pointer}
.login-form button[type=submit]{
  width:100%;padding:14px;background:var(--orange);color:#000;font-weight:700;
  font-family:var(--font-display);letter-spacing:1px;text-transform:uppercase;
  transition:transform .1s, box-shadow .15s;
}
.login-form button[type=submit]:hover{transform:translateY(-1px);box-shadow:0 6px 20px var(--orange-glow)}
.login-form button[type=submit]:active{transform:translateY(0)}
.login-form .err{color:var(--red);font-size:13px;margin-top:12px;padding:10px;background:rgba(239,68,68,.08);border-left:3px solid var(--red)}
.login-foot{margin-top:24px;text-align:center;font-size:11px;color:var(--text-mute);letter-spacing:1.5px;text-transform:uppercase}

/* ============================== SHELL ============================== */
.app{display:grid;grid-template-columns:240px 1fr;grid-template-rows:60px 1fr;height:100vh}
.app-header{grid-column:1 / -1;background:var(--bg-1);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 20px;gap:20px;z-index:10}
.brand-mini{display:flex;align-items:center;gap:10px}
.brand-mini .mark{width:30px;height:30px;background:var(--orange);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:900;color:#000;font-size:16px;transform:rotate(-4deg);box-shadow:2px 2px 0 var(--text)}
.brand-mini .name{font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:1px}
.brand-mini .name small{display:block;font-family:var(--font-mono);font-size:9px;color:var(--orange);letter-spacing:2px;line-height:1}
.header-search{flex:1;max-width:600px;position:relative}
.header-search input{width:100%;padding:9px 14px 9px 38px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);outline:none;font-size:13px;border-radius:4px}
.header-search input:focus{border-color:var(--orange)}
.header-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-mute)}
.header-search-results{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--bg-2);border:1px solid var(--line);max-height:480px;overflow:auto;z-index:100;display:none}
.header-search-results.open{display:block}
.header-search-results .group{padding:6px 0}
.header-search-results .group-title{padding:6px 14px;font-family:var(--font-mono);font-size:10px;color:var(--orange);letter-spacing:2px;text-transform:uppercase;border-bottom:1px solid var(--line)}
.header-search-results .item{padding:10px 14px;cursor:pointer;border-bottom:1px solid var(--line)}
.header-search-results .item:hover{background:var(--bg-hover)}
.header-search-results .item:last-child{border-bottom:0}
.header-search-results .item .name{font-weight:600}
.header-search-results .item .sub{font-size:12px;color:var(--text-dim)}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:4px;color:var(--text-dim);position:relative;transition:all .15s}
.icon-btn:hover{background:var(--bg-hover);color:var(--text)}
.icon-btn .badge{position:absolute;top:4px;right:4px;background:var(--orange);color:#000;font-size:10px;font-weight:700;padding:1px 5px;border-radius:10px;line-height:1;min-width:16px;text-align:center}
.avatar{width:34px;height:34px;background:var(--orange);color:#000;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-display);cursor:pointer;user-select:none}
.avatar-menu{position:absolute;top:50px;right:12px;background:var(--bg-2);border:1px solid var(--line);min-width:220px;box-shadow:var(--shadow);z-index:100;display:none}
.avatar-menu.open{display:block}
.avatar-menu .head{padding:14px;border-bottom:1px solid var(--line)}
.avatar-menu .head .n{font-weight:700}
.avatar-menu .head .e{font-size:12px;color:var(--text-dim)}
.avatar-menu a{display:block;padding:10px 14px;color:var(--text);text-decoration:none;font-size:13px}
.avatar-menu a:hover{background:var(--bg-hover)}

/* Sidebar */
.app-side{background:var(--bg-1);border-right:1px solid var(--line);overflow-y:auto;padding:20px 0}
.nav-section{padding:0 14px;margin-bottom:18px}
.nav-section-title{font-family:var(--font-mono);font-size:10px;color:var(--text-mute);letter-spacing:2px;text-transform:uppercase;margin-bottom:8px;padding-left:8px}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;color:var(--text-dim);border-radius:4px;cursor:pointer;font-size:13px;font-weight:500;transition:all .12s;position:relative}
.nav-item:hover{background:var(--bg-hover);color:var(--text)}
.nav-item.active{background:var(--orange);color:#000;font-weight:700}
.nav-item.active::before{content:'';position:absolute;left:-14px;top:0;bottom:0;width:3px;background:var(--orange)}
.nav-item svg{flex-shrink:0}
.nav-item .count{margin-left:auto;font-size:11px;color:var(--orange);font-weight:700;font-family:var(--font-mono)}
.nav-item.active .count{color:#000;background:rgba(0,0,0,.15);padding:2px 6px;border-radius:3px}

/* Main content */
.app-main{overflow-y:auto;padding:24px 28px;background:var(--bg)}

/* ============================== COMPONENTS ============================== */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.page-title{display:flex;align-items:center;gap:12px}
.page-title h1{font-size:24px}
.page-title .pill{font-family:var(--font-mono);font-size:10px;background:var(--orange);color:#000;padding:3px 8px;letter-spacing:2px;text-transform:uppercase;font-weight:700}
.page-actions{display:flex;gap:8px;align-items:center}

.btn{padding:9px 16px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);font-size:13px;font-weight:600;cursor:pointer;transition:all .12s;display:inline-flex;align-items:center;gap:8px;border-radius:4px}
.btn:hover{border-color:var(--orange);color:var(--orange)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--orange);color:#000;border-color:var(--orange)}
.btn-primary:hover{background:var(--orange-dim);color:#fff;border-color:var(--orange-dim);box-shadow:0 4px 14px var(--orange-glow)}
.btn-danger{color:var(--red);border-color:rgba(239,68,68,.3)}
.btn-danger:hover{background:rgba(239,68,68,.1);border-color:var(--red);color:var(--red)}
.btn-ghost{background:transparent;border-color:transparent}
.btn-ghost:hover{background:var(--bg-hover);border-color:transparent;color:var(--text)}
.btn-sm{padding:6px 10px;font-size:12px}
.btn-icon{padding:6px;width:32px;height:32px;justify-content:center}

.stats-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:14px;margin-bottom:24px}
.stat{background:var(--bg-1);border:1px solid var(--line);padding:18px 20px;position:relative;overflow:hidden;transition:all .2s;border-radius:6px}
.stat::before{content:'';position:absolute;left:0;top:0;width:3px;height:100%;background:var(--orange);transform:scaleY(0);transform-origin:top;transition:transform .25s}
.stat:hover::before{transform:scaleY(1)}
.stat:hover{border-color:var(--line-2);background:var(--bg-2)}
.stat .label{font-family:var(--font-mono);font-size:10px;color:var(--text-mute);letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.stat .value{font-family:var(--font-display);font-size:26px;font-weight:700;color:var(--text);letter-spacing:-0.02em}
.stat .value.small{font-size:20px}
.stat .trend{margin-top:6px;font-size:11px;display:inline-flex;align-items:center;gap:4px;font-weight:600}
.stat .trend.up{color:var(--green)}
.stat .trend.down{color:var(--red)}
.stat .icon{position:absolute;right:16px;top:16px;opacity:.15;color:var(--orange)}
.stat.accent .value{color:var(--orange)}
.stat.danger .value{color:var(--red)}
.stat.success .value{color:var(--green)}

.card{background:var(--bg-1);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.card-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--bg-2)}
.card-head h3{font-size:14px;font-family:var(--font-display);letter-spacing:.5px}
.card-head .card-head-actions{display:flex;gap:6px}
.card-body{padding:18px}
.card-body.p0{padding:0}

/* Table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--bg-1);border-radius:6px}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl thead th{background:var(--bg-2);text-align:left;padding:12px 14px;font-family:var(--font-mono);font-size:10px;color:var(--text-dim);letter-spacing:2px;text-transform:uppercase;border-bottom:1px solid var(--line);white-space:nowrap;font-weight:600;position:sticky;top:0;z-index:2}
.tbl tbody td{padding:12px 14px;border-bottom:1px solid var(--line)}
.tbl tbody tr{transition:background .1s}
.tbl tbody tr:nth-child(even){background:rgba(255,255,255,.015)}
.tbl tbody tr:hover{background:var(--bg-hover)}
.tbl tbody tr.clickable{cursor:pointer}
.tbl .cell-mono{font-family:var(--font-mono);font-size:12px;color:var(--orange)}
.tbl .cell-dim{color:var(--text-dim)}
.tbl .cell-right{text-align:right}
.tbl .cell-right .cell-inner{display:inline-block;text-align:right}
.tbl .name-cell{font-weight:600}
.tbl .name-cell .sub{display:block;color:var(--text-mute);font-weight:400;font-size:12px;margin-top:2px}
.tbl-empty{padding:48px;text-align:center;color:var(--text-mute)}
.tbl-empty .big{font-family:var(--font-display);font-size:20px;color:var(--text-dim);margin-bottom:6px}

/* Toolbar (filters+search) */
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap;padding:12px;background:var(--bg-1);border:1px solid var(--line);border-radius:6px}
.toolbar input, .toolbar select{padding:8px 12px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);outline:none;font-size:13px;border-radius:4px}
.toolbar input:focus, .toolbar select:focus{border-color:var(--orange)}
.toolbar .search{flex:1;min-width:220px;position:relative}
.toolbar .search input{width:100%;padding-left:34px}
.toolbar .search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-mute)}
.toolbar .spacer{flex:1}

.pagination{display:flex;align-items:center;justify-content:space-between;padding:14px;border-top:1px solid var(--line);color:var(--text-dim);font-size:12px}
.pagination .pages{display:flex;gap:4px}
.pagination button{padding:6px 10px;background:var(--bg-2);border:1px solid var(--line);color:var(--text-dim);font-size:12px;border-radius:3px}
.pagination button:hover:not(:disabled){border-color:var(--orange);color:var(--orange)}
.pagination button.active{background:var(--orange);color:#000;border-color:var(--orange);font-weight:700}
.pagination button:disabled{opacity:.4;cursor:not-allowed}

/* Badges */
.badge{display:inline-block;padding:3px 9px;font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;font-family:var(--font-mono);border-radius:3px;border:1px solid transparent}
.badge.b-green{background:rgba(16,185,129,.12);color:var(--green);border-color:rgba(16,185,129,.3)}
.badge.b-red{background:rgba(239,68,68,.12);color:var(--red);border-color:rgba(239,68,68,.3)}
.badge.b-orange{background:rgba(249,115,22,.12);color:var(--orange);border-color:rgba(249,115,22,.35)}
.badge.b-yellow{background:rgba(234,179,8,.12);color:var(--yellow);border-color:rgba(234,179,8,.3)}
.badge.b-blue{background:rgba(59,130,246,.12);color:var(--blue);border-color:rgba(59,130,246,.3)}
.badge.b-purple{background:rgba(168,85,247,.12);color:var(--purple);border-color:rgba(168,85,247,.3)}
.badge.b-gray{background:rgba(160,160,160,.1);color:var(--text-dim);border-color:var(--line-2)}
.badge.b-solid{background:var(--orange);color:#000;border-color:var(--orange)}

/* Tabs */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:20px;overflow-x:auto}
.tab{padding:12px 18px;font-size:13px;font-weight:600;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .1s;white-space:nowrap;font-family:var(--font-display);letter-spacing:.5px}
.tab:hover{color:var(--text)}
.tab.active{color:var(--orange);border-bottom-color:var(--orange)}
.tab .count{margin-left:6px;background:var(--bg-2);padding:2px 7px;font-size:10px;font-family:var(--font-mono);color:var(--text-dim);border-radius:3px}
.tab.active .count{background:rgba(249,115,22,.15);color:var(--orange)}

/* Forms */
.form-grid{display:grid;gap:16px;grid-template-columns:repeat(2, 1fr)}
.form-grid.three{grid-template-columns:repeat(3, 1fr)}
.form-grid.one{grid-template-columns:1fr}
.form-field{display:flex;flex-direction:column;gap:5px}
.form-field.full{grid-column:1/-1}
.form-field label{font-family:var(--font-mono);font-size:10px;color:var(--text-dim);letter-spacing:2px;text-transform:uppercase}
.form-field label.req::after{content:'*';color:var(--orange);margin-left:3px}
.form-field input, .form-field select, .form-field textarea{padding:9px 12px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);outline:none;font-size:13px;font-family:var(--font-body);border-radius:4px}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{border-color:var(--orange)}
.form-field textarea{resize:vertical;min-height:80px}
.form-field .hint{font-size:11px;color:var(--text-mute)}
.form-field.error input, .form-field.error select, .form-field.error textarea{border-color:var(--red)}
.form-field .err-msg{color:var(--red);font-size:11px}

/* Modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;animation:fadein .15s}
.modal{background:var(--bg-1);border:1px solid var(--line);width:640px;max-width:92vw;max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--shadow);animation:slideup .2s;border-radius:6px;overflow:hidden}
.modal.wide{width:920px}
.modal.xwide{width:1200px}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:var(--bg-2)}
.modal-head h2{font-size:18px}
.modal-body{padding:22px;overflow:auto;flex:1}
.modal-foot{padding:16px 22px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px;background:var(--bg-2)}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes slideup{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* Toast */
.toasts{position:fixed;top:16px;right:16px;z-index:2000;display:flex;flex-direction:column;gap:8px;max-width:360px}
.toast{padding:12px 16px;background:var(--bg-2);border:1px solid var(--line);border-left:3px solid var(--orange);font-size:13px;animation:slidein .2s;border-radius:4px}
.toast.ok{border-left-color:var(--green)}
.toast.err{border-left-color:var(--red)}
.toast.warn{border-left-color:var(--yellow)}
.toast .title{font-weight:700;margin-bottom:2px}
.toast .msg{color:var(--text-dim);font-size:12px}
@keyframes slidein{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* Loader */
.loader{display:inline-block;width:16px;height:16px;border:2px solid var(--line-2);border-top-color:var(--orange);border-radius:50%;animation:spin .6s linear infinite;vertical-align:middle}
.loader.lg{width:32px;height:32px;border-width:3px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-center{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-dim);gap:12px}

/* Empty state */
.empty-state{padding:60px 24px;text-align:center;color:var(--text-dim)}
.empty-state .icon{font-size:48px;margin-bottom:16px;color:var(--line-2)}
.empty-state .title{font-family:var(--font-display);font-size:18px;color:var(--text);margin-bottom:6px}
.empty-state .sub{font-size:13px;margin-bottom:18px}

/* Two-panel detail layout */
.detail-layout{display:grid;grid-template-columns:2fr 1fr;gap:18px;align-items:start}
.detail-main{min-width:0}
.detail-side{min-width:0}
@media (max-width:1100px){.detail-layout{grid-template-columns:1fr}}

/* Timeline */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:1px;background:var(--line)}
.tl-item{position:relative;padding-bottom:20px}
.tl-item::before{content:'';position:absolute;left:-24px;top:6px;width:11px;height:11px;background:var(--bg);border:2px solid var(--orange);border-radius:50%}
.tl-item .when{font-size:11px;color:var(--text-mute);font-family:var(--font-mono);margin-bottom:3px}
.tl-item .what{font-weight:600}
.tl-item .desc{font-size:12px;color:var(--text-dim);margin-top:3px}

/* Kanban-ish chip */
.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;font-size:11px;color:var(--text-dim)}

/* Unread marker */
.unread-dot{display:inline-block;width:8px;height:8px;background:var(--orange);border-radius:50%;margin-right:6px;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* Priority dots */
.pri{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}
.pri.low{background:var(--green)}
.pri.medium{background:var(--yellow)}
.pri.high{background:var(--orange)}
.pri.urgent{background:var(--red);animation:pulse 1.5s infinite}

/* Chat */
.chat{display:flex;flex-direction:column;gap:14px;max-height:60vh;overflow-y:auto;padding:18px;background:var(--bg);border:1px solid var(--line);border-radius:6px}
.msg{display:flex;gap:12px;max-width:78%}
.msg .bubble{padding:10px 14px;background:var(--bg-2);border:1px solid var(--line);border-radius:10px}
.msg .avatar{width:30px;height:30px;font-size:12px;flex-shrink:0;border-radius:50%}
.msg .meta{font-size:11px;color:var(--text-mute);margin-bottom:4px;font-family:var(--font-mono)}
.msg.outgoing{align-self:flex-end;flex-direction:row-reverse}
.msg.outgoing .bubble{background:rgba(249,115,22,.08);border-color:rgba(249,115,22,.3)}
.msg.internal .bubble{background:rgba(234,179,8,.08);border-color:rgba(234,179,8,.3)}

/* Composer */
.composer{display:flex;gap:10px;align-items:flex-end;padding:12px;background:var(--bg-1);border:1px solid var(--line);border-radius:6px}
.composer textarea{flex:1;min-height:60px;padding:10px 12px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);outline:none;font-family:inherit;font-size:13px;resize:none;border-radius:4px}
.composer textarea:focus{border-color:var(--orange)}

/* Invoice/presupuesto preview */
.doc-preview{background:#fff;color:#000;padding:36px;font-size:13px;font-family:var(--font-body);min-height:500px}
.doc-preview h1{color:#F97316;font-size:28px;margin-bottom:4px}
.doc-preview .doc-head{display:flex;justify-content:space-between;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid #F97316}
.doc-preview table{width:100%;border-collapse:collapse;margin:20px 0}
.doc-preview table th{background:#000;color:#fff;padding:10px;text-align:left;font-size:11px;letter-spacing:1px}
.doc-preview table td{padding:10px;border-bottom:1px solid #eee}
.doc-preview .totals{margin-left:auto;width:280px}
.doc-preview .totals .row{display:flex;justify-content:space-between;padding:6px 0}
.doc-preview .totals .grand{font-size:18px;font-weight:700;border-top:2px solid #000;padding-top:10px;margin-top:6px}

/* Line editor (invoice/quote) */
.lines-editor{width:100%;border-collapse:collapse;margin:8px 0}
.lines-editor th{text-align:left;padding:8px;font-family:var(--font-mono);font-size:10px;color:var(--text-dim);letter-spacing:2px;text-transform:uppercase;border-bottom:1px solid var(--line)}
.lines-editor td{padding:6px}
.lines-editor input, .lines-editor select{width:100%;padding:7px 10px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);outline:none;font-size:13px;border-radius:3px}
.lines-editor input:focus{border-color:var(--orange)}
.lines-editor .remove{color:var(--red);cursor:pointer;padding:4px}
.lines-editor tr:hover td{background:rgba(255,255,255,.02)}

/* ============================== MAIL (Gmail-style dark, brutal) ============================== */
.mail-shell{display:grid;grid-template-columns:260px 1fr;gap:18px;height:calc(100vh - 140px)}
.mail-side{background:var(--bg-1);border:1px solid var(--line);border-radius:6px;padding:20px 0;overflow-y:auto;display:flex;flex-direction:column}
.mail-side .compose-btn{margin:0 16px 20px;width:calc(100% - 32px);padding:14px;font-size:14px;font-weight:700;letter-spacing:1px;text-transform:uppercase}
.mail-side .account-select{margin:0 16px 16px;width:calc(100% - 32px)}
.mail-folder{display:flex;align-items:center;gap:12px;padding:12px 18px;cursor:pointer;color:var(--text-dim);font-size:14px;border-left:3px solid transparent;transition:all .12s;font-weight:500}
.mail-folder:hover{background:var(--bg-hover);color:var(--text)}
.mail-folder.active{background:rgba(249,115,22,.1);color:var(--orange);border-left-color:var(--orange);font-weight:700}
.mail-folder svg{flex-shrink:0}
.mail-folder .count{margin-left:auto;font-family:var(--font-mono);font-size:11px;background:var(--bg-2);padding:2px 7px;border-radius:3px;color:var(--orange);font-weight:700}
.mail-folder.active .count{background:rgba(0,0,0,.3);color:var(--orange)}
.mail-main{display:grid;grid-template-rows:auto 1fr;background:var(--bg-1);border:1px solid var(--line);border-radius:6px;overflow:hidden;min-width:0}
.mail-toolbar{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;gap:10px;background:var(--bg-2);align-items:center;flex-wrap:wrap}
.mail-toolbar .mail-search{flex:1;min-width:200px;max-width:460px;position:relative}
.mail-toolbar .mail-search input{width:100%;padding:8px 12px 8px 34px;background:var(--bg-1);border:1px solid var(--line);color:var(--text);outline:none;font-size:13px;border-radius:4px}
.mail-toolbar .mail-search input:focus{border-color:var(--orange)}
.mail-toolbar .mail-search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-mute)}
.mail-list{overflow-y:auto}
.mail-row{display:grid;grid-template-columns:24px 24px 240px 1fr 90px;gap:14px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line);cursor:pointer;font-size:14px;transition:background .1s}
.mail-row:hover{background:var(--bg-hover)}
.mail-row.unread{background:rgba(249,115,22,.06);font-weight:600;position:relative}
.mail-row.unread::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--orange)}
.mail-row .from{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.mail-row.unread .from{color:var(--orange)}
.mail-row .subj{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-dim);font-weight:400}
.mail-row .subj strong{color:var(--text);font-weight:600}
.mail-row.unread .subj strong{color:var(--text)}
.mail-row .date{font-family:var(--font-mono);font-size:11px;color:var(--text-mute);text-align:right;white-space:nowrap}
.mail-row .attach-icon{color:var(--text-mute)}
.mail-row input[type=checkbox]{cursor:pointer;accent-color:var(--orange)}
.mail-view{overflow-y:auto;display:flex;flex-direction:column}
.mail-view .acts{padding:14px 22px;border-bottom:1px solid var(--line);display:flex;gap:8px;background:var(--bg-2);flex-wrap:wrap;align-items:center}
.mail-view .head{padding:26px 28px;border-bottom:1px solid var(--line);background:var(--bg-1)}
.mail-view .head h2{margin-bottom:14px;font-size:22px;color:var(--text);line-height:1.3}
.mail-view .head .meta-row{color:var(--text-dim);font-size:13px;display:grid;grid-template-columns:max-content 1fr;gap:6px 14px;align-items:center}
.mail-view .head .meta-row .lbl{font-family:var(--font-mono);font-size:10px;color:var(--text-mute);letter-spacing:2px;text-transform:uppercase}
.mail-view .head .meta-row .val{color:var(--text);font-size:13px}
.mail-view .head .from-avatar{display:inline-flex;align-items:center;gap:12px;margin-bottom:12px}
.mail-view .head .from-avatar .avatar{width:42px;height:42px;font-size:16px}
.mail-view .head .from-avatar .from-info{line-height:1.3}
.mail-view .head .from-avatar .from-info .from-name{font-weight:700;font-size:15px;color:var(--text)}
.mail-view .head .from-avatar .from-info .from-email{color:var(--text-dim);font-size:12px;font-family:var(--font-mono)}
.mail-view .body{padding:28px;flex:1;line-height:1.7;font-size:14px;color:var(--text);overflow-y:auto}
.mail-view .body iframe{width:100%;border:0;min-height:400px;background:#fff;border-radius:4px}
.mail-view .body pre{white-space:pre-wrap;word-wrap:break-word;font-family:var(--font-body);font-size:14px}
.mail-view .body img{max-width:100%}
.mail-view .attachments{padding:18px 28px;border-top:1px solid var(--line);background:var(--bg-2)}
.mail-view .attachments .title{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.mail-view .attachments .attach-item{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;background:var(--bg-1);border:1px solid var(--line);border-radius:4px;margin-right:8px;color:var(--text);font-size:13px;text-decoration:none;transition:border-color .15s}
.mail-view .attachments .attach-item:hover{border-color:var(--orange);color:var(--orange)}
.mail-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-mute);font-size:14px;padding:60px}
.mail-empty .icon{font-size:64px;margin-bottom:16px;color:var(--line-2)}
.mail-empty .title{font-family:var(--font-display);font-size:20px;color:var(--text-dim);margin-bottom:6px}

/* Conversational chat */
.conv{display:flex;flex-direction:column;gap:2px;margin:0}
.conv-msg{padding:10px 14px;border-bottom:1px solid var(--line);cursor:pointer}
.conv-msg:hover{background:var(--bg-hover)}
.conv-msg.open{background:var(--bg-2)}

/* Utility */
.muted{color:var(--text-dim)}
.mono{font-family:var(--font-mono)}
.orange{color:var(--orange)}
.red{color:var(--red)}
.green{color:var(--green)}
.right{text-align:right}
.nowrap{white-space:nowrap}
.flex{display:flex}
.flex-1{flex:1}
.gap-s{gap:6px}
.gap-m{gap:12px}
.gap-l{gap:18px}
.items-center{align-items:center}
.justify-between{justify-content:space-between}
.col{display:flex;flex-direction:column}
.mt-s{margin-top:6px}.mt-m{margin-top:12px}.mt-l{margin-top:20px}
.mb-s{margin-bottom:6px}.mb-m{margin-bottom:12px}.mb-l{margin-bottom:20px}
.p-s{padding:6px}.p-m{padding:12px}.p-l{padding:20px}
.hidden{display:none!important}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}

/* Responsive */
@media (max-width:900px){
  .app{grid-template-columns:0 1fr}
  .app-side{position:absolute;left:-240px;top:60px;bottom:0;width:240px;transition:left .2s;z-index:50}
  .app-side.open{left:0}
  .form-grid, .form-grid.three{grid-template-columns:1fr}
}