/* ReDubai CRM - Mobile First Styles */
:root {
    --bg: #0f172a;
    --bg-card: #1e293b;
    --bg-hover: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border: #334155;
    --radius: 12px;
    --shadow: 0 4px 12px rgba(0,0,0,0.3);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

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

/* Layout */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    background: var(--bg-card);
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.menu-toggle {
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.agent-name {
    color: var(--text-muted);
}

.btn-logout {
    background: var(--danger);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
}

/* Sidebar */
.sidebar {
    background: var(--bg-card);
    width: 260px;
    position: fixed;
    top: 57px;
    left: -280px;
    height: calc(100vh - 57px);
    transition: left 0.3s ease;
    z-index: 99;
    border-right: 1px solid var(--border);
    overflow-y: auto;
}

.sidebar.open {
    left: 0;
}

.sidebar ul {
    list-style: none;
    padding: 16px 0;
}

.sidebar a {
    display: block;
    padding: 14px 20px;
    color: var(--text);
    font-weight: 500;
    border-left: 3px solid transparent;
}

.sidebar a:hover,
.sidebar a.active {
    background: var(--bg-hover);
    border-left-color: var(--primary);
    text-decoration: none;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 20px 16px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Cards & Grids */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-title {
    font-size: 1.15rem;
    font-weight: 600;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
    border: 1px solid var(--border);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
input[type="datetime-local"],
select,
textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

textarea {
    min-height: 100px;
    resize: vertical;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: background 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    text-decoration: none;
}

.btn-success { background: var(--success); color: white; }
.btn-warning { background: var(--warning); color: #111; }
.btn-danger  { background: var(--danger);  color: white; }
.btn-secondary { background: var(--bg-hover); color: var(--text); }

.btn-sm {
    padding: 8px 14px;
    font-size: 0.875rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

/* Tables (responsive) */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th, td {
    padding: 12px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: var(--bg);
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
}

tr:hover {
    background: rgba(255,255,255,0.03);
}

/* Status badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-new         { background: #3b82f6; color: white; }
.badge-contacted   { background: #8b5cf6; color: white; }
.badge-qualified   { background: #06b6d4; color: white; }
.badge-viewing     { background: #f59e0b; color: #111; }
.badge-negotiation { background: #f97316; color: white; }
.badge-won         { background: #10b981; color: white; }
.badge-lost        { background: #ef4444; color: white; }
.badge-available   { background: #10b981; color: white; }
.badge-reserved    { background: #f59e0b; color: #111; }
.badge-sold        { background: #6b7280; color: white; }
.badge-off-plan    { background: #3b82f6; color: white; }

/* Alerts */
.alert {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success { background: rgba(16,185,129,0.15); border: 1px solid var(--success); color: #6ee7b7; }
.alert-error   { background: rgba(239,68,68,0.15);  border: 1px solid var(--danger);  color: #fca5a5; }
.alert-info    { background: rgba(59,130,246,0.15);  border: 1px solid var(--primary); color: #93c5fd; }

/* Lead / Unit cards */
.item-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
}

.item-card h3 {
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.item-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--success);
}

/* Contact action buttons */
.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.contact-actions a {
    flex: 1;
    min-width: 100px;
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.btn-call     { background: #10b981; color: white; }
.btn-whatsapp { background: #25d366; color: white; }
.btn-sms      { background: #3b82f6; color: white; }
.btn-email    { background: #8b5cf6; color: white; }

/* ROI Result */
.roi-result {
    background: linear-gradient(135deg, #1e3a5f, #0f172a);
    border: 1px solid var(--primary);
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 20px;
    text-align: center;
}

.roi-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--success);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

/* Login page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(160deg, #0f172a 0%, #1e293b 100%);
}

.login-box {
    background: var(--bg-card);
    padding: 32px 24px;
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 8px;
}

.login-box p {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* Desktop improvements */
@media (min-width: 768px) {
    .menu-toggle { display: none; }
    
    .sidebar {
        left: 0;
        position: fixed;
    }
    
    .main-content {
        margin-left: 260px;
        padding: 24px 32px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
    
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .main-content {
        max-width: 1400px;
    }
}