:root {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --surface2: #f0f2f8;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-border: #bfdbfe;
  --accent: #0ea5e9;
  --text: #0f172a;
  --text2: #475569;
  --text3: #94a3b8;
  --border: #e2e8f0;
  --border2: #cbd5e1;
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --sidebar-w: 260px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.1);
}
[data-theme="dark"] {
  --bg: #0b0f1a;
  --surface: #141927;
  --surface2: #1e2536;
  --text: #f1f5f9;
  --text2: #94a3b8;
  --text3: #64748b;
  --border: #1e2d45;
  --border2: #2d3f5e;
  --primary-light: #1e2d45;
  --primary-border: #2d4a7a;
  --shadow: 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,.3);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.4);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;transition:background .2s,color .2s}
a{color:var(--primary);text-decoration:none}
button{cursor:pointer;font-family:'DM Sans',sans-serif}
input,select,textarea{font-family:'DM Sans',sans-serif}

/* ── AUTH ── */
.auth-wrap{min-height:100vh;display:flex;background:var(--bg)}
.auth-left{width:420px;flex-shrink:0;background:linear-gradient(145deg,#1d4ed8 0%,#2563eb 50%,#0ea5e9 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem;color:#fff;position:relative;overflow:hidden}
.auth-left::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.auth-left .logo-big{font-size:2.2rem;font-weight:700;letter-spacing:-1px;margin-bottom:1rem;position:relative}
.auth-left .logo-big span{color:rgba(255,255,255,.6)}
.auth-left p{font-size:1rem;opacity:.85;line-height:1.7;position:relative;text-align:center}
.auth-left .features{margin-top:2.5rem;list-style:none;position:relative}
.auth-left .features li{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem;font-size:.9rem;opacity:.9}
.auth-left .features li i{width:32px;height:32px;background:rgba(255,255,255,.15);border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.auth-right{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem}
.auth-card{width:100%;max-width:440px;background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:2.5rem;border:1px solid var(--border)}
.auth-card h2{font-size:1.6rem;font-weight:700;margin-bottom:.4rem;letter-spacing:-.5px}
.auth-card .sub{color:var(--text2);font-size:.9rem;margin-bottom:2rem}
.form-row{margin-bottom:1.2rem}
.form-row label{display:block;font-size:.82rem;font-weight:600;color:var(--text2);margin-bottom:.45rem;text-transform:uppercase;letter-spacing:.5px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:.7rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:.95rem;transition:border-color .2s,box-shadow .2s}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{ 
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-row.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.4rem;border-radius:var(--radius);font-size:.9rem;font-weight:600;border:none;transition:all .2s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.3)}
.btn-secondary{background:var(--surface2);color:var(--text);border:1.5px solid var(--border)}
.btn-secondary:hover{border-color:var(--primary);color:var(--primary)}
.btn-danger{background:var(--danger-bg);color:var(--danger);border:1.5px solid #fecaca}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#059669}
.btn-sm{padding:.45rem .9rem;font-size:.82rem}
.btn-lg{padding:.9rem 2rem;font-size:1rem;width:100%;justify-content:center}
.auth-footer{margin-top:1.5rem;text-align:center;font-size:.88rem;color:var(--text2)}
.divider{display:flex;align-items:center;gap:1rem;margin:1.5rem 0;color:var(--text3);font-size:.82rem}
.divider::before,.divider::after{content:'';flex:1;height:1px;background:var(--border)}

/* ── APP SHELL ── */
#app{display:none;min-height:100vh}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;transition:transform .3s}
.sidebar-logo{padding:1.4rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.75rem}
.sidebar-logo .logo-text{font-size:1.2rem;font-weight:700;letter-spacing:-.5px;color:var(--primary)}
.sidebar-logo .logo-text span{color:var(--text3)}
.sidebar-logo .badge{font-size:.62rem;font-weight:700;background:var(--primary);color:#fff;padding:2px 7px;border-radius:20px;margin-left:auto}
.sidebar-nav{flex:1;padding:1rem 0;overflow-y:auto}
.nav-section{padding:.25rem 1.25rem;font-size:.68rem;font-weight:700;color:var(--text3);letter-spacing:1.2px;text-transform:uppercase;margin:1rem 0 .25rem}
.nav-item{display:flex;align-items:center;gap:.8rem;padding:.65rem 1.25rem;margin:1px .6rem;border-radius:var(--radius);color:var(--text2);font-size:.88rem;font-weight:500;transition:all .15s;cursor:pointer}
.nav-item:hover{background:var(--surface2);color:var(--text)}
.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}
.nav-item i{width:20px;text-align:center;font-size:1rem}
.nav-item .badge-count{margin-left:auto;background:var(--primary);color:#fff;font-size:.65rem;font-weight:700;padding:2px 7px;border-radius:20px}
.sidebar-bottom{padding:1rem;border-top:1px solid var(--border)}
.user-card{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:var(--radius);background:var(--surface2);cursor:pointer}
.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0}
.user-info .name{font-size:.85rem;font-weight:600;color:var(--text)}
.user-info .role{font-size:.74rem;color:var(--text3)}

/* ── MAIN CONTENT ── */
.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 2rem;height:60px;display:flex;align-items:center;gap:1rem;position:sticky;top:0;z-index:50}
.topbar-title{font-size:1.1rem;font-weight:700;flex:1;letter-spacing:-.3px}
.topbar-actions{display:flex;align-items:center;gap:.75rem}
.search-box{display:flex;align-items:center;gap:.5rem;background:var(--surface2);border:1.5px solid var(--border);border-radius:var(--radius);padding:.45rem 1rem;font-size:.88rem;color:var(--text2);min-width:220px}
.search-box input{background:none;border:none;outline:none;color:var(--text);font-size:.88rem;flex:1}
.icon-btn{width:38px;height:38px;border-radius:var(--radius);background:var(--surface2);border:1.5px solid var(--border);color:var(--text2);display:flex;align-items:center;justify-content:center;font-size:.95rem;transition:all .2s}
.icon-btn:hover{border-color:var(--primary);color:var(--primary)}
.page-content{flex:1;padding:2rem;max-width:1200px;width:100%}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.75rem}
.page-header h1{font-size:1.5rem;font-weight:700;letter-spacing:-.5px}
.page-header .sub{font-size:.85rem;color:var(--text2);margin-top:.2rem}

/* ── STAT CARDS ── */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.4rem 1.5rem;box-shadow:var(--shadow)}
.stat-card .label{font-size:.78rem;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.8px;margin-bottom:.6rem}
.stat-card .value{font-size:1.8rem;font-weight:700;letter-spacing:-1px;color:var(--text)}
.stat-card .change{font-size:.8rem;margin-top:.35rem;display:flex;align-items:center;gap:.3rem}
.stat-card .change.up{color:var(--success)}
.stat-card .change.down{color:var(--danger)}
.stat-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;margin-bottom:1rem}
.stat-icon.blue{background:var(--primary-light);color:var(--primary)}
.stat-icon.green{background:var(--success-bg);color:var(--success)}
.stat-icon.amber{background:var(--warning-bg);color:var(--warning)}
.stat-icon.red{background:var(--danger-bg);color:var(--danger)}

/* ── TABLE ── */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.card-header{padding:1.2rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-header h3{font-size:1rem;font-weight:700}
.card-body{padding:1.5rem}
table{width:100%;border-collapse:collapse}
th{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:var(--text3);padding:.85rem 1.2rem;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
td{padding:.9rem 1.2rem;font-size:.88rem;border-bottom:1px solid var(--border);color:var(--text2)}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:var(--surface2)}
.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .75rem;border-radius:20px;font-size:.74rem;font-weight:700}
.badge-paid{background:var(--success-bg);color:var(--success)}
.badge-pending{background:var(--warning-bg);color:var(--warning)}
.badge-overdue{background:var(--danger-bg);color:var(--danger)}
.badge-draft{background:var(--surface2);color:var(--text2)}

/* ── INVOICE BUILDER ── */
.invoice-builder{display:grid;grid-template-columns:1fr 400px;gap:1.5rem;align-items:start}
.builder-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.builder-section{padding:1.5rem;border-bottom:1px solid var(--border)}
.builder-section:last-child{border-bottom:none}
.builder-section h4{font-size:.85rem;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.8px;margin-bottom:1.2rem}
.items-table-header{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 40px;gap:.75rem;padding:.6rem;background:var(--surface2);border-radius:var(--radius);font-size:.74rem;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.6px}
.item-row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 40px;gap:.75rem;padding:.5rem 0;align-items:center;border-bottom:1px solid var(--border)}
.item-row:last-child{border-bottom:none}
.item-row input{padding:.5rem .7rem;border:1.5px solid var(--border);border-radius:8px;font-size:.85rem;background:var(--surface);color:var(--text);transition:border-color .2s}
.item-row input:focus{outline:none;border-color:var(--primary)}
.item-row .subtotal{font-size:.85rem;font-weight:600;color:var(--text)}
.remove-item{width:32px;height:32px;border-radius:8px;background:var(--danger-bg);border:none;color:var(--danger);display:flex;align-items:center;justify-content:center;font-size:.8rem;transition:all .2s}
.remove-item:hover{background:var(--danger);color:#fff}
.totals-box{padding:1rem;background:var(--surface2);border-radius:var(--radius-lg);margin-top:1rem}
.total-row{display:flex;justify-content:space-between;padding:.4rem 0;font-size:.88rem;color:var(--text2)}
.total-row.grand{font-size:1.1rem;font-weight:700;color:var(--text);border-top:2px solid var(--border2);margin-top:.5rem;padding-top:.8rem}

/* ── INVOICE PREVIEW ── */
.invoice-preview-wrap{position:sticky;top:76px}
.preview-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden}
.preview-toolbar{padding:.85rem 1.2rem;border-bottom:1px solid var(--border);display:flex;gap:.5rem;align-items:center}
.preview-toolbar span{font-size:.82rem;font-weight:600;flex:1;color:var(--text2)}
.invoice-doc{padding:2rem;min-height:500px;background:#fff;font-size:.82rem;color:#1e293b}
.inv-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #e2e8f0}
.inv-company{font-size:1.3rem;font-weight:800;color:#1e293b;letter-spacing:-.5px}
.inv-meta{text-align:right}
.inv-meta h2{font-size:1.5rem;font-weight:800;color:#2563eb;letter-spacing:-1px}
.inv-meta .inv-num{font-size:.8rem;color:#64748b;margin-top:.25rem}
.inv-addresses{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:1.5rem}
.inv-addr-label{font-size:.68rem;font-weight:700;color:#94a3b8;text-transform:uppercase;letter-spacing:.8px;margin-bottom:.4rem}
.inv-addr-name{font-weight:700;font-size:.9rem;color:#1e293b}
.inv-addr-detail{font-size:.8rem;color:#64748b;line-height:1.6}
.inv-items{width:100%;border-collapse:collapse;margin:1.5rem 0}
.inv-items th{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:#94a3b8;padding:.6rem .75rem;text-align:left;border-bottom:2px solid #e2e8f0}
.inv-items td{padding:.65rem .75rem;font-size:.8rem;color:#475569;border-bottom:1px solid #f1f5f9}
.inv-items .total-col{text-align:right;font-weight:600;color:#1e293b}
.inv-totals{margin-left:auto;width:220px}
.inv-total-row{display:flex;justify-content:space-between;padding:.35rem 0;font-size:.8rem;color:#64748b}
.inv-total-row.grand{font-size:.95rem;font-weight:800;color:#1e293b;border-top:2px solid #e2e8f0;margin-top:.4rem;padding-top:.6rem}
.inv-footer{margin-top:2rem;padding-top:1.5rem;border-top:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:flex-end}
.inv-notes{font-size:.75rem;color:#64748b;max-width:55%}
.inv-notes strong{display:block;font-weight:700;color:#475569;margin-bottom:.25rem}
.inv-sig{text-align:right}
.inv-sig .sig-label{font-size:.7rem;color:#94a3b8;text-transform:uppercase;letter-spacing:.7px}
.status-strip{height:4px;background:linear-gradient(90deg,#2563eb,#0ea5e9)}

/* ── CLIENTS PAGE ── */
.clients-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.client-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.4rem;box-shadow:var(--shadow);transition:all .2s}
.client-card:hover{border-color:var(--primary-border);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.client-avatar{width:48px;height:48px;border-radius:12px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;margin-bottom:1rem}
.client-name{font-size:1rem;font-weight:700;margin-bottom:.2rem}
.client-company{font-size:.8rem;color:var(--text3);margin-bottom:.75rem}
.client-details{display:flex;flex-direction:column;gap:.35rem}
.client-detail{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--text2)}
.client-detail i{color:var(--text3);width:16px}
.client-actions{display:flex;gap:.5rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}

/* ── MODAL ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:1000;display:flex;align-items:center;justify-content:center;padding:1rem;opacity:0;pointer-events:none;transition:opacity .2s}
.modal-overlay.open{opacity:1;pointer-events:all}
.modal{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:560px;max-height:90vh;overflow-y:auto;transform:translateY(20px);transition:transform .2s}
.modal-overlay.open .modal{transform:translateY(0)}
.modal-header{padding:1.4rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:1.1rem;font-weight:700}
.modal-body{padding:1.5rem}
.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:.75rem}

/* ── TOAST ── */
.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem}
.toast{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.85rem 1.2rem;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:.75rem;min-width:280px;font-size:.88rem;font-weight:500;animation:toastIn .25s ease;border-left:4px solid var(--primary)}
.toast.success{border-left-color:var(--success)}
.toast.error{border-left-color:var(--danger)}
.toast.warning{border-left-color:var(--warning)}
@keyframes toastIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

/* ── CHARTS ── */
.chart-wrap{height:200px;display:flex;align-items:flex-end;gap:.5rem;padding:.5rem 0}
.chart-bar{flex:1;border-radius:6px 6px 0 0;background:var(--primary-light);transition:height .5s ease;position:relative;cursor:pointer}
.chart-bar:hover{background:var(--primary)}
.chart-bar .bar-val{position:absolute;top:-22px;left:50%;transform:translateX(-50%);font-size:.68rem;font-weight:700;color:var(--text2);white-space:nowrap}

/* ── SETTINGS ── */
.settings-grid{display:grid;grid-template-columns:240px 1fr;gap:1.5rem;align-items:start}
.settings-nav{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.settings-nav-item{padding:.85rem 1.2rem;font-size:.88rem;font-weight:500;cursor:pointer;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.75rem;color:var(--text2);transition:all .15s}
.settings-nav-item:last-child{border-bottom:none}
.settings-nav-item:hover,.settings-nav-item.active{background:var(--primary-light);color:var(--primary)}
.settings-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem}
.upload-box{border:2px dashed var(--border2);border-radius:var(--radius);padding:2rem;text-align:center;cursor:pointer;transition:all .2s}
.upload-box:hover{border-color:var(--primary);background:var(--primary-light)}
.upload-box i{font-size:2rem;color:var(--text3);margin-bottom:.75rem}
.upload-box p{font-size:.85rem;color:var(--text2)}

/* ── EMPTY STATE ── */
.empty-state{text-align:center;padding:4rem 2rem;color:var(--text2)}
.empty-state i{font-size:3rem;color:var(--text3);margin-bottom:1rem;display:block}
.empty-state h3{font-size:1.1rem;font-weight:700;margin-bottom:.5rem;color:var(--text)}
.empty-state p{font-size:.88rem;margin-bottom:1.5rem}

/* ── FILTERS ── */
.filters-row{display:flex;align-items:center;gap:.75rem;margin-bottom:1.5rem;flex-wrap:wrap}
.filter-btn{padding:.45rem 1rem;border-radius:20px;border:1.5px solid var(--border);background:transparent;font-size:.8rem;font-weight:600;color:var(--text2);cursor:pointer;transition:all .2s}
.filter-btn:hover,.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}

/* ── LANDING ── */
.landing{min-height:100vh;background:var(--bg)}
.nav-bar{display:flex;align-items:center;padding:1.2rem 3rem;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.nav-bar .nav-logo{font-size:1.3rem;font-weight:800;letter-spacing:-.5px;color:var(--primary);flex:1}
.nav-bar .nav-logo span{color:var(--text3)}
.hero{padding:5rem 3rem;text-align:center;background:linear-gradient(180deg,var(--primary-light) 0%,var(--bg) 100%);border-bottom:1px solid var(--border)}
.hero h1{font-size:3.5rem;font-weight:800;letter-spacing:-2px;line-height:1.1;color:var(--text);margin-bottom:1.2rem}
.hero h1 .blue{color:var(--primary)}
.hero p{font-size:1.15rem;color:var(--text2);max-width:580px;margin:0 auto 2.5rem;line-height:1.7}
.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;padding:4rem 3rem;max-width:1100px;margin:0 auto}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow)}
.feature-icon{width:48px;height:48px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:1rem}
.feature-card h3{font-size:1rem;font-weight:700;margin-bottom:.5rem}
.feature-card p{font-size:.85rem;color:var(--text2);line-height:1.6}

/* ── PRINT STYLES ── */
@media print {
  .sidebar,.topbar,.preview-toolbar,.builder-form,.topbar-actions,.page-header .btn,.filters-row,#app>.main>.topbar,.modal-overlay,.toast-container{display:none!important}
  .main{margin-left:0!important}
  .invoice-builder{display:block}
  .invoice-preview-wrap{position:static}
  .preview-card{box-shadow:none;border:none}
  .invoice-doc{padding:0}
}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  :root{--sidebar-w:0px}
  .sidebar{transform:translateX(-260px)}
  .sidebar.open{transform:translateX(0);width:260px}
  .main{margin-left:0}
  .invoice-builder{grid-template-columns:1fr}
  .settings-grid{grid-template-columns:1fr}
  .auth-left{display:none}
  .auth-right{padding:1rem}
  .feature-grid{grid-template-columns:1fr;padding:2rem 1.5rem}
  .hero{padding:3rem 1.5rem}
  .hero h1{font-size:2.2rem}
}
@media(max-width:600px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .page-content{padding:1rem}
  .topbar{padding:0 1rem}
  .page-header{flex-direction:column;align-items:flex-start!important;gap:1rem}
  .page-header .flex{flex-wrap:wrap;width:100%}
  .page-header .btn{width:100%;justify-content:center}
  .form-row.two-col{grid-template-columns:1fr}
  .items-table-header{display:none}
  .item-row{grid-template-columns:1fr!important;gap:.5rem;padding:.75rem;border:1px solid var(--border);border-radius:8px;margin-bottom:.5rem}
  .preview-toolbar{flex-wrap:wrap;gap:.5rem}
  .preview-toolbar .btn-sm{flex:1;min-width:calc(50% - .25rem);justify-content:center}
  .invoice-doc{padding:1rem!important;font-size:.85rem}
  .invoice-doc table{font-size:.75rem}
  .search-box{display:none}
  .filters-row{overflow-x:auto;flex-wrap:nowrap;padding-bottom:.5rem}
  .modal{width:95%!important;margin:1rem}
  #dash-grid{grid-template-columns:1fr!important}
  .clients-grid{grid-template-columns:1fr!important}
}

/* ── MISC ── */
.currency-symbol{font-size:.85em;opacity:.7}
.text-right{text-align:right}
.text-center{text-align:center}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}
.flex{display:flex}.items-center{align-items:center}.gap-1{gap:.5rem}.gap-2{gap:1rem}
.w-full{width:100%}
.hidden{display:none!important}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%2394a3b8' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .8rem center}
.page{display:none}.page.active{display:block}
.inv-logo{max-height:60px;max-width:160px;object-fit:contain}