@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&display=swap');

/* ─── Dark Theme (default) ─── */
:root, [data-theme="dark"] {
    --bg:#0B1120; --card:#131B2E; --card-alt:#192236; --border:#1E2A42;
    --accent:#22D3EE; --accent-dim:rgba(34,211,238,0.12); --accent-text:#0B1120;
    --green:#34D399; --green-dim:rgba(52,211,153,0.12);
    --amber:#FBBF24; --amber-dim:rgba(251,191,36,0.12);
    --red:#F87171; --red-dim:rgba(248,113,113,0.12);
    --purple:#A78BFA; --purple-dim:rgba(167,139,250,0.12);
    --text:#E2E8F0; --text-dim:#94A3B8; --text-muted:#64748B; --white:#FFFFFF;
    --shadow:rgba(0,0,0,0.3);
}

/* ─── Light Theme ─── */
[data-theme="light"] {
    --bg:#F1F5F9; --card:#FFFFFF; --card-alt:#F8FAFC; --border:#E2E8F0;
    --accent:#0891B2; --accent-dim:rgba(8,145,178,0.1); --accent-text:#FFFFFF;
    --green:#059669; --green-dim:rgba(5,150,105,0.1);
    --amber:#D97706; --amber-dim:rgba(217,119,6,0.1);
    --red:#DC2626; --red-dim:rgba(220,38,38,0.1);
    --purple:#7C3AED; --purple-dim:rgba(124,58,237,0.1);
    --text:#1E293B; --text-dim:#475569; --text-muted:#94A3B8; --white:#0F172A;
    --shadow:rgba(0,0,0,0.08);
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'DM Sans','Segoe UI',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;transition:background .3s,color .3s}
::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
a{text-decoration:none;color:inherit}

/* Layout */
.sidebar{width:240px;min-width:240px;background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:auto;z-index:95;transition:background .3s}
.sidebar-logo{padding:22px 22px 18px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border)}
.sidebar-logo .brand{font-size:16px;font-weight:800;color:var(--white);letter-spacing:-.3px}
.sidebar-logo .sub{font-size:10px;color:var(--text-muted);font-weight:600;letter-spacing:1.5px;text-transform:uppercase}
.sidebar nav{padding:12px 10px;flex:1}
.sidebar nav a{display:flex;align-items:center;gap:12px;width:100%;padding:11px 14px;border-radius:10px;font-size:13px;font-weight:600;margin-bottom:3px;transition:all .15s;color:var(--text-dim)}
.sidebar nav a:hover{background:var(--card-alt);color:var(--text)}
.sidebar nav a.active{background:var(--accent-dim);color:var(--accent)}
.sidebar nav a svg{width:20px;height:20px;flex-shrink:0}
.sidebar-footer{padding:16px 18px;border-top:1px solid var(--border);font-size:11px;color:var(--text-muted)}

.main-content{flex:1;min-width:0;display:flex;flex-direction:column}
.page-header{padding:14px 28px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--card);gap:12px;transition:background .3s}
.page-header h1{font-size:20px;font-weight:700;color:var(--white)}
.header-right{display:flex;align-items:center;gap:12px}
.header-right .date{font-size:12px;color:var(--text-muted);display:none}
@media(min-width:600px){.header-right .date{display:block}}
.page-body{flex:1;padding:28px;overflow:auto}

/* Theme Toggle Button */
.theme-btn,.install-btn{background:var(--card-alt);border:1px solid var(--border);border-radius:10px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-dim);transition:all .15s}
.theme-btn:hover,.install-btn:hover{color:var(--accent);border-color:var(--accent)}

/* User badge in header */
.user-badge{display:flex;align-items:center;gap:8px;background:var(--card-alt);border:1px solid var(--border);border-radius:10px;padding:6px 14px 6px 8px;font-size:12px;font-weight:600;color:var(--text)}
.user-badge .avatar-sm{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;color:var(--bg)}
.user-badge .role-tag{font-size:10px;color:var(--accent);text-transform:uppercase;letter-spacing:.5px}

/* Toolbar */
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;flex-wrap:wrap;gap:12px}

/* Search */
.search-wrap{position:relative;max-width:300px;flex:1}
.search-wrap svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);width:16px;height:16px}
.search-wrap input{width:100%;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:10px 14px 10px 38px;color:var(--text);font-family:inherit;font-size:14px;outline:none}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;border:none;cursor:pointer;font-family:inherit;font-weight:600;font-size:13px;border-radius:8px;padding:9px 18px;transition:all .15s;background:var(--card-alt);color:var(--text);border:1px solid var(--border)}
.btn:hover{opacity:.85}.btn.accent{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.btn.danger{background:var(--red-dim);color:var(--red);border-color:transparent}
.btn.sm{font-size:12px;padding:6px 12px}.btn svg{width:16px;height:16px}

/* Badge */
.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.3px}
.badge.green{background:var(--green-dim);color:var(--green)}.badge.amber{background:var(--amber-dim);color:var(--amber)}
.badge.red{background:var(--red-dim);color:var(--red)}.badge.purple{background:var(--purple-dim);color:var(--purple)}
.badge.accent{background:var(--accent-dim);color:var(--accent)}

/* Stat Cards */
.stat-grid{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:28px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px 22px;flex:1;min-width:170px;transition:background .3s}
.stat-card .label{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.stat-card .label span{font-size:12px;color:var(--text-dim);font-weight:500;text-transform:uppercase;letter-spacing:.8px}
.stat-card .value{font-size:28px;font-weight:700;color:var(--white);letter-spacing:-.5px}
.stat-card .sub-text{font-size:12px;color:var(--text-dim);margin-top:4px}

/* Table */
.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse}
thead th{text-align:left;padding:12px 16px;font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;background:var(--card-alt);border-bottom:1px solid var(--border)}
tbody td{padding:14px 16px;font-size:14px;color:var(--text);white-space:nowrap;border-bottom:1px solid var(--border)}
tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--accent-dim)}
.td-actions{text-align:right}.td-actions .btn{margin-left:4px}
.text-accent{color:var(--accent);font-weight:700}.text-mono{font-family:monospace;letter-spacing:1px;font-weight:600}
.empty-row td{padding:40px;text-align:center;color:var(--text-muted);font-size:14px}

/* Forms */
.form-group{display:flex;flex-direction:column;gap:5px}
.form-group label{font-size:12px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.6px}
.form-group input,.form-group select{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text);font-family:inherit;font-size:14px;outline:none}
.form-group input::placeholder{color:var(--text-muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-full{grid-column:1/-1}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.65);display:none;align-items:center;justify-content:center;z-index:999;padding:16px}
.modal-overlay.open{display:flex}
.modal-box{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:28px;width:100%;max-width:520px;max-height:85vh;overflow:auto}
.modal-box.wide{max-width:700px}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.modal-header h3{font-size:18px;font-weight:700;color:var(--white)}
.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;font-size:20px}

/* Day Selector */
.day-selector{display:flex;gap:8px;margin-top:8px}
.day-btn{width:42px;height:42px;border-radius:10px;border:2px solid var(--border);background:transparent;color:var(--text-muted);font-family:inherit;font-weight:700;font-size:12px;cursor:pointer}
.day-btn.active{border-color:var(--accent);background:var(--accent-dim);color:var(--accent)}
.day-dots{display:flex;gap:3px}
.day-dot{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700}
.day-dot.on{background:var(--accent-dim);color:var(--accent)}.day-dot.off{background:var(--bg);color:var(--text-muted)}

/* Work Card */
.work-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px 22px;display:flex;align-items:center;gap:18px;transition:all .2s;margin-bottom:10px}
.work-card.done{border-color:var(--green);opacity:.7}.work-card.skipped{border-color:var(--red);opacity:.7}
.work-card .priority-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;flex-shrink:0}
.work-card .priority-icon.high{background:var(--red-dim);color:var(--red)}.work-card .priority-icon.normal{background:var(--amber-dim);color:var(--amber)}.work-card .priority-icon.low{background:var(--purple-dim);color:var(--purple)}
.work-card .info{flex:1;min-width:0}.work-card .info .top{display:flex;align-items:center;gap:10px;margin-bottom:4px;flex-wrap:wrap}
.work-card .info .meta{display:flex;gap:16px;font-size:12px;color:var(--text-muted);flex-wrap:wrap}
.work-card .actions{display:flex;gap:8px;flex-shrink:0}

/* Stats Strip */
.stats-strip{display:flex;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.stat-pill{border-radius:10px;padding:12px 20px;display:flex;align-items:center;gap:10px}
.stat-pill .num{font-size:22px;font-weight:800}.stat-pill .lbl{font-size:12px}

/* Bill Card */
.bill-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px;margin-bottom:14px}
.bill-card .bill-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;flex-wrap:wrap;gap:12px}
.bill-card .bill-line{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-top:1px solid var(--border);font-size:13px}

/* Worker Cards */
.worker-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.worker-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px}
.worker-card .avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:var(--bg)}
.worker-card .info-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:13px;margin-top:16px}.worker-card .info-grid .lbl{color:var(--text-muted)}

/* Plan Cards */
.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.plan-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:28px;position:relative;overflow:hidden}
.plan-card .deco{position:absolute;top:0;right:0;width:80px;height:80px;background:var(--accent-dim);border-radius:0 0 0 80px}
.plan-card h3{margin:14px 0 20px;font-size:22px;font-weight:800;color:var(--white)}
.plan-card .price-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border)}

/* Dashboard */
.dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px}
.panel h3{margin:0 0 18px;font-size:15px;font-weight:700;color:var(--white)}
.panel .big-num{font-size:32px;font-weight:800;text-align:center}
.panel .perf-row{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--border)}
.panel .perf-row .avatar{width:36px;height:36px;border-radius:50%;background:var(--accent-dim);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:var(--accent)}
.type-dist{display:flex;gap:16px}
.type-dist .type-box{flex:1;background:var(--bg);border-radius:12px;padding:20px;text-align:center}
.type-dist .type-box .num{font-size:24px;font-weight:800}

/* Progress Bar */
.progress-bar{background:var(--bg);border-radius:10px;height:10px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--green),var(--accent));border-radius:10px;transition:width .5s}

/* Tab Bar */
.tab-bar{display:flex;gap:8px;margin-bottom:22px}

/* Toast */
.toast{position:fixed;bottom:30px;right:30px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 24px;font-size:14px;font-weight:600;z-index:9999;display:none;box-shadow:0 8px 32px var(--shadow);animation:slideUp .3s ease}
.toast.success{border-color:var(--green);color:var(--green)}.toast.error{border-color:var(--red);color:var(--red)}
.toast.show{display:block}
@keyframes slideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* Login Page */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;width:100%}
.login-box{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px var(--shadow)}
.login-box .logo{text-align:center;margin-bottom:30px}
.login-box .logo .brand{font-size:24px;font-weight:800;color:var(--white)}
.login-box .logo .sub{font-size:11px;color:var(--text-muted);letter-spacing:2px;text-transform:uppercase}
.login-box .form-group{margin-bottom:16px}
.login-box .form-group input{width:100%;padding:12px 16px;font-size:15px}
.login-box .login-btn{width:100%;padding:14px;font-size:15px;border-radius:10px;margin-top:8px}
.login-box .links{text-align:center;margin-top:16px;font-size:13px;color:var(--text-muted)}
.login-box .links a{color:var(--accent);cursor:pointer}
.login-box .links a:hover{text-decoration:underline}
.login-box .error-msg{background:var(--red-dim);color:var(--red);padding:10px 16px;border-radius:8px;font-size:13px;margin-bottom:16px;display:none}

/* Hamburger */
.hamburger{display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:8px}
.hamburger svg{width:24px;height:24px}
.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:90;display:none}
.sidebar-overlay.open{display:block}

/* Responsive */
@media(max-width:768px){
    .sidebar{position:fixed;left:-260px;transition:left .25s;z-index:95}
    .sidebar.open{left:0}
    .hamburger{display:block}
    .dash-grid{grid-template-columns:1fr}
    .form-grid{grid-template-columns:1fr}
    .stat-grid{flex-direction:column}
    .work-card{flex-direction:column;align-items:flex-start;gap:12px}
    .work-card .actions{width:100%;justify-content:flex-end}
}