@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
:root{--primary:#6366f1;--primary-dark:#4f46e5;--primary-light:#a5b4fc;--secondary:#8b5cf6;--bg:#f1f5f9;--card:#fff;--sidebar:#0f172a;--sidebar-hover:#1e293b;--text:#1e293b;--text-secondary:#64748b;--border:#e2e8f0;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6;--shadow:0 1px 3px rgba(0,0,0,.1);--shadow-md:0 4px 6px rgba(0,0,0,.1);--shadow-lg:0 10px 25px rgba(0,0,0,.1);--radius:12px;--radius-sm:8px;--transition:all .3s ease;font-family:'Inter',sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%}
button{cursor:pointer;font-family:inherit}
input,select,textarea{font-family:inherit}

/* DARK MODE */
body.dark{--bg:#0f172a;--card:#1e293b;--text:#e2e8f0;--text-secondary:#94a3b8;--border:#334155;--sidebar:#020617;--sidebar-hover:#0f172a;--shadow:0 1px 3px rgba(0,0,0,.3)}

/* HOMEPAGE */
.home-nav{position:fixed;top:0;left:0;width:100%;padding:16px 5%;display:flex;align-items:center;justify-content:space-between;z-index:1000;transition:var(--transition);background:transparent}
.home-nav.scrolled{background:rgba(15,23,42,.95);backdrop-filter:blur(10px);box-shadow:var(--shadow-md)}
.home-nav .logo{font-size:1.4rem;font-weight:700;color:#fff}
.home-nav .logo span{color:var(--primary-light)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{color:rgba(255,255,255,.85);font-weight:500;font-size:.95rem;transition:var(--transition)}
.nav-links a:hover{color:#fff}
.btn{padding:10px 24px;border-radius:var(--radius-sm);border:none;font-weight:600;font-size:.9rem;transition:var(--transition);display:inline-flex;align-items:center;gap:8px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 15px rgba(99,102,241,.4)}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,.3);color:#fff}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-sm{padding:8px 16px;font-size:.85rem}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#dc2626}
.btn-success{background:var(--success);color:#fff}

.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#312e81 100%);position:relative;overflow:hidden;padding:0 5%}
.hero::before{content:'';position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(99,102,241,.15),transparent);top:-100px;right:-100px;border-radius:50%}
.hero::after{content:'';position:absolute;width:400px;height:400px;background:radial-gradient(circle,rgba(139,92,246,.1),transparent);bottom:-50px;left:-50px;border-radius:50%}
.hero-content{position:relative;z-index:1;max-width:700px}
.hero h1{font-size:3.2rem;font-weight:700;color:#fff;margin-bottom:16px;line-height:1.2}
.hero h1 span{background:linear-gradient(135deg,var(--primary-light),#c084fc); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
.hero p{font-size:1.2rem;color:rgba(255,255,255,.7);margin-bottom:32px}
.hero-btns{display:flex;gap:16px;justify-content:center}

.section{padding:80px 5%}
.section-title{text-align:center;margin-bottom:48px}
.section-title h2{font-size:2rem;font-weight:700;margin-bottom:8px}
.section-title p{color:var(--text-secondary);font-size:1.05rem}

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;max-width:1100px;margin:0 auto}
.about-text h3{font-size:1.5rem;margin-bottom:12px}
.about-text p{color:var(--text-secondary);margin-bottom:16px}
.about-img{background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:var(--radius);height:300px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:4rem}

.amenities-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;max-width:1100px;margin:0 auto}
.amenity-card{background:var(--card);border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border)}
.amenity-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.amenity-card i{font-size:2.5rem;color:var(--primary);margin-bottom:16px}
.amenity-card h4{font-size:1rem;margin-bottom:4px}
.amenity-card p{font-size:.85rem;color:var(--text-secondary)}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;max-width:900px;margin:0 auto}
.contact-card{background:var(--card);padding:24px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);border:1px solid var(--border)}
.contact-card i{font-size:1.8rem;color:var(--primary);margin-bottom:12px}
.contact-card h4{margin-bottom:4px}
.contact-card p{color:var(--text-secondary);font-size:.9rem}

.home-footer{background:#0f172a;color:rgba(255,255,255,.7);text-align:center;padding:32px 5%}
.footer-links{display:flex;gap:20px;justify-content:center;margin-bottom:16px}
.footer-links a{color:rgba(255,255,255,.6);font-size:1.2rem;transition:var(--transition)}
.footer-links a:hover{color:#fff}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.hamburger span{width:24px;height:2px;background:#fff;transition:var(--transition)}

/* LOGIN */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e1b4b)}
.login-box{background:var(--card);padding:40px;border-radius:var(--radius);width:100%;max-width:400px;box-shadow:var(--shadow-lg)}
.login-box h2{text-align:center;margin-bottom:8px;font-size:1.6rem}
.login-box .subtitle{text-align:center;color:var(--text-secondary);margin-bottom:28px;font-size:.9rem}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:.9rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;transition:var(--transition);background:var(--bg);color:var(--text)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.login-box .btn{width:100%;justify-content:center;padding:12px}
.login-error{color:var(--danger);font-size:.85rem;text-align:center;margin-top:12px;display:none}

/* DASHBOARD LAYOUT */
.dashboard{display:flex;flex-direction:column;min-height:100vh}
.sidebar{width:100%;background:var(--sidebar);color:#fff;position:sticky;top:0;height:auto;transition:var(--transition);z-index:1000;display:flex;flex-direction:row;align-items:center}
.sidebar.collapsed{width:100%}
.sidebar-header{padding:12px 20px;display:flex;align-items:center;gap:12px;border-right:1px solid rgba(255,255,255,.08);border-bottom:none}
.sidebar-header .logo-text{font-size:1.1rem;font-weight:700;white-space:nowrap;overflow:hidden}
.sidebar.collapsed .logo-text{display:block}
.sidebar-menu{padding:0 12px;flex:1;display:flex;flex-direction:row;overflow-x:auto}
.sidebar-menu::-webkit-scrollbar{height:4px}
.sidebar-menu::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:4px}
.sidebar-menu a{display:flex;align-items:center;gap:8px;padding:16px 16px;color:rgba(255,255,255,.65);font-size:.9rem;font-weight:500;transition:var(--transition);white-space:nowrap;border-bottom:3px solid transparent;border-left:none}
.sidebar-menu a:hover,.sidebar-menu a.active{background:var(--sidebar-hover);color:#fff;border-bottom-color:var(--primary);border-left-color:transparent}
.sidebar-menu a i{font-size:1.1rem;text-align:center}
.sidebar.collapsed .sidebar-menu a span{display:inline}

.main-content{margin-left:0;flex:1;transition:var(--transition);display:flex;flex-direction:column}
.sidebar.collapsed~.main-content{margin-left:0}
.top-navbar{background:var(--card);padding:14px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);position:static;z-index:50}
.top-navbar .left{display:flex;align-items:center;gap:16px}
.toggle-sidebar{display:none}
.page-title{font-size:1.1rem;font-weight:600}
.top-navbar .right{display:flex;align-items:center;gap:16px}
.icon-btn{background:none;border:none;font-size:1.2rem;color:var(--text-secondary);position:relative;cursor:pointer;padding:8px;border-radius:50%;transition:var(--transition)}
.icon-btn:hover{background:var(--bg);color:var(--text)}
.icon-btn .badge{position:absolute;top:2px;right:2px;width:18px;height:18px;background:var(--danger);color:#fff;font-size:.65rem;border-radius:50%;display:flex;align-items:center;justify-content:center}
.profile-btn{display:flex;align-items:center;gap:8px;cursor:pointer;padding:6px 10px;border-radius:var(--radius-sm);transition:var(--transition);background:none;border:none;color:var(--text)}
.profile-btn:hover{background:var(--bg)}
.profile-btn .avatar{width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem}
.profile-btn .name{font-weight:500;font-size:.9rem}

.dropdown{position:relative}
.dropdown-menu{position:absolute;top:100%;right:0;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);min-width:180px;display:none;z-index:200}
.dropdown-menu.show{display:block}
.dropdown-menu a,.dropdown-menu button{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:.9rem;color:var(--text);transition:var(--transition);width:100%;border:none;background:none;cursor:pointer;text-align:left}
.dropdown-menu a:hover,.dropdown-menu button:hover{background:var(--bg)}
.notif-dropdown{width:300px;right:-50px}
.notif-dropdown .notif-header{padding:12px 16px;border-bottom:1px solid var(--border);font-weight:600;font-size:.9rem}
.notif-dropdown .notif-item{padding:12px 16px;border-bottom:1px solid var(--border);font-size:.85rem}
.notif-dropdown .notif-item:last-child{border:none}
.notif-dropdown .notif-item small{color:var(--text-secondary)}

.content{padding:24px}
.content-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.content-header h1{font-size:1.5rem;font-weight:700}

/* CARDS */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:24px}
.stat-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);display:flex;align-items:center;gap:16px;transition:var(--transition)}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.stat-card .icon-box{width:52px;height:52px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.4rem}
.stat-card .icon-box.blue{background:rgba(99,102,241,.1);color:var(--primary)}
.stat-card .icon-box.green{background:rgba(34,197,94,.1);color:var(--success)}
.stat-card .icon-box.orange{background:rgba(245,158,11,.1);color:var(--warning)}
.stat-card .icon-box.red{background:rgba(239,68,68,.1);color:var(--danger)}
.stat-card .info h3{font-size:1.6rem;font-weight:700}
.stat-card .info p{color:var(--text-secondary);font-size:.85rem}

.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-header h3{font-size:1rem;font-weight:600}
.card-body{padding:20px}
.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px}

/* TABLES */
.table-container{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:.9rem}
th{font-weight:600;color:var(--text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;background:var(--bg)}
tr:hover{background:rgba(99,102,241,.03)}
.status{padding:4px 12px;border-radius:20px;font-size:.78rem;font-weight:600}
.status.paid,.status.closed,.status.active{background:rgba(34,197,94,.1);color:#16a34a}
.status.pending,.status.open{background:rgba(245,158,11,.1);color:#d97706}
.status.in-process{background:rgba(59,130,246,.1);color:#2563eb}
.status.inactive{background:rgba(239,68,68,.1);color:#dc2626}

.status-select{padding:4px 8px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.8rem;background:var(--card);color:var(--text);cursor:pointer}
.status-select:focus{outline:none;border-color:var(--primary)}

.search-box{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 14px;max-width:300px}
.search-box i{color:var(--text-secondary)}
.search-box input{border:none;background:none;outline:none;font-size:.9rem;width:100%;color:var(--text)}
.filter-select{padding:8px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9rem;background:var(--card);color:var(--text)}
.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

/* MODAL */
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}
.modal-overlay.show{display:flex}
.modal{background:var(--card);border-radius:var(--radius);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);margin:16px}
.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:1.1rem;font-weight:600}
.modal-close{background:none;border:none;font-size:1.3rem;color:var(--text-secondary);cursor:pointer}
.modal-body{padding:20px}
.modal-footer{padding:12px 20px;border-top:1px solid var(--border);display:flex;gap:12px;justify-content:flex-end}

/* NOTICES */
.notices-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.notice-card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--border);border-left:4px solid var(--primary);transition:var(--transition)}
.notice-card:hover{box-shadow:var(--shadow-md)}
.notice-card h4{margin-bottom:4px}
.notice-card .date{font-size:.8rem;color:var(--text-secondary);margin-bottom:10px}
.notice-card p{font-size:.9rem;color:var(--text-secondary)}

/* SETTINGS */
.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.settings-grid .card-body .form-group:last-child{margin-bottom:0}

/* DARK MODE TOGGLE */
.dark-toggle{background:none;border:none;font-size:1.2rem;color:var(--text-secondary);cursor:pointer;padding:8px;border-radius:50%;transition:var(--transition)}
.dark-toggle:hover{background:var(--bg);color:var(--text)}

/* RESPONSIVE */
@media(max-width:1024px){
  .charts-grid, .settings-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

@media(max-width:768px){
  .sidebar { position: sticky; left: 0; width: 100%; box-shadow: none; }
  .sidebar-menu { padding: 0; }
  .sidebar-menu a { padding: 12px; font-size: .85rem; }
  .sidebar.open { left: 0; }
  .main-content { margin-left: 0!important; }
  
  .nav-links { 
    position: fixed; top: 0; right: -100%; width: 260px; height: 100vh; 
    background: #0f172a; flex-direction: column; padding: 80px 32px; 
    transition: var(--transition); 
  }
  .nav-links.open { right: 0; }
  .hamburger { display: flex; }
  
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .hero-btns { flex-direction: column; width: 100%; max-width: 300px; margin: 0 auto; }
  
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .profile-btn .name { display: none; }
  
  .table-container { 
    overflow-x: auto; 
    -webkit-overflow-scrolling: touch; 
    border-radius: var(--radius-sm);
    box-shadow: inset -10px 0 10px -10px rgba(0,0,0,0.1);
  }
  
  table { min-width: 600px; }
  
  .top-navbar { padding: 12px 16px; }
  .content { padding: 16px; }
  .content-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .toolbar { width: 100%; }
  .search-box { max-width: 100%; width: 100%; }
}

@media(max-width:480px){
  .stats-grid { grid-template-columns: 1fr; }
  .modal { margin: 10px; max-height: 85vh; }
  .hero h1 { font-size: 1.8rem; }
  .page-title { font-size: 1rem; }
}

/* ANIMATIONS */
@keyframes fadeIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeIn .5s ease forwards}
.chart-placeholder{height:250px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:.9rem}
canvas{max-width:100%}

/* CHAT WIDGET */
.chat-widget { position: fixed; bottom: 80px; right: 24px; width: 320px; height: 400px; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-lg); display: none; flex-direction: column; z-index: 1000; border: 1px solid var(--border); overflow: hidden; animation: fadeIn .3s ease; }
.chat-widget.open { display: flex; }
.chat-header { background: var(--primary); color: #fff; padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; }
.chat-body { flex: 1; padding: 16px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; background: var(--bg); }
.chat-msg { max-width: 85%; padding: 8px 12px; border-radius: var(--radius-sm); font-size: .85rem; position: relative; }
.chat-msg.sent { align-self: flex-end; background: var(--primary); color: #fff; border-bottom-right-radius: 2px; }
.chat-msg.received { align-self: flex-start; background: #fff; color: var(--text); border-bottom-left-radius: 2px; box-shadow: var(--shadow); }
.chat-msg .sender { font-weight: 700; font-size: .7rem; display: block; margin-bottom: 2px; opacity: .8; }
.chat-msg .time { font-size: .65rem; opacity: .7; display: block; text-align: right; margin-top: 4px; }
.chat-footer { padding: 12px; border-top: 1px solid var(--border); display: flex; gap: 8px; }
.chat-footer input { flex: 1; padding: 8px 12px; border: 1px solid var(--border); border-radius: 20px; outline: none; font-size: .85rem; }
.chat-toggle { position: fixed; bottom: 24px; right: 90px; width: 56px; height: 56px; border-radius: 50%; background: var(--secondary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; box-shadow: var(--shadow-lg); border: none; cursor: pointer; z-index: 1000; transition: var(--transition); }
.chat-toggle:hover { transform: scale(1.1); background: var(--primary-dark); }

/* FLOATING ACTION BUTTON (FAB) */
.fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-lg);
  border: none;
  cursor: pointer;
  z-index: 1000;
  transition: var(--transition);
}
.fab:hover {
  transform: scale(1.1) rotate(90deg);
  background: var(--primary-dark);
}