/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a2035;
    --bg-card-hover: #1f2847;
    --bg-surface: #141b2d;
    --border: #1e293b;
    --border-hover: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --cyan: #06b6d4;
    --cyan-glow: rgba(6, 182, 212, 0.15);
    --green: #10b981;
    --green-glow: rgba(16, 185, 129, 0.12);
    --amber: #f59e0b;
    --amber-glow: rgba(245, 158, 11, 0.12);
    --rose: #f43f5e;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

/* ===== APP SHELL ===== */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* ===== TOP BAR ===== */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 60px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    z-index: 10;
}

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, var(--accent-light), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.top-bar-center {
    flex: 1;
    max-width: 420px;
    margin: 0 32px;
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-muted);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.search-bar:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-bar input {
    flex: 1;
    border: none;
    background: none;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--green-glow);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--green);
}

.badge-dot {
    width: 7px;
    height: 7px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.location-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ===== MAIN LAYOUT ===== */
.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ===== LEADS PANEL (LEFT) ===== */
.leads-panel {
    width: 400px;
    min-width: 400px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.panel-header h2 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
}

.filter-chips {
    display: flex;
    gap: 6px;
}

.chip {
    padding: 5px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.chip:hover {
    border-color: var(--border-hover);
    color: var(--text-secondary);
}

.chip.active {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent-light);
}

/* ===== LEADS LIST ===== */
.leads-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.leads-list::-webkit-scrollbar {
    width: 6px;
}

.leads-list::-webkit-scrollbar-track {
    background: transparent;
}

.leads-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.lead-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
    margin-bottom: 4px;
    position: relative;
}

.lead-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--accent), var(--cyan));
    border-radius: 0 2px 2px 0;
    transition: height var(--transition);
}

.lead-card:hover {
    background: var(--bg-card);
    border-color: var(--border);
}

.lead-card:hover::before {
    height: 24px;
}

.lead-card.active {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent-glow), var(--shadow-sm);
}

.lead-card.active::before {
    height: 32px;
}

.lead-avatar {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
    color: white;
    position: relative;
}

.lead-info {
    flex: 1;
    min-width: 0;
}

.lead-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
}

.lead-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lead-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    flex-shrink: 0;
}

.lead-status-dot {
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.lead-status-dot.new {
    background: var(--accent-glow);
    color: var(--accent-light);
}

.lead-status-dot.contacted {
    background: var(--amber-glow);
    color: var(--amber);
}

.lead-status-dot.qualified {
    background: var(--green-glow);
    color: var(--green);
}

.lead-source-label {
    font-size: 10px;
    color: var(--text-muted);
}

/* ===== DETAIL PANEL (RIGHT) ===== */
.detail-panel {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-primary);
}

.detail-panel::-webkit-scrollbar {
    width: 6px;
}

.detail-panel::-webkit-scrollbar-track {
    background: transparent;
}

.detail-panel::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding: 48px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.empty-icon {
    margin-bottom: 24px;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.empty-state h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 340px;
    line-height: 1.6;
}

/* Detail Content */
.detail-content {
    padding: 32px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(16px); }
    to { opacity: 1; transform: translateX(0); }
}

.detail-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.detail-header-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.detail-header h1 {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.detail-tagline {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

.detail-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.btn-outline {
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    background: var(--accent-glow);
}

.btn-primary {
    padding: 9px 20px;
    border-radius: var(--radius-sm);
    border: none;
    background: linear-gradient(135deg, var(--accent), var(--cyan));
    color: white;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition);
    box-shadow: 0 2px 12px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}

.detail-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.meta-badge {
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-badge.new {
    background: var(--accent-glow);
    color: var(--accent-light);
}

.meta-badge.contacted {
    background: var(--amber-glow);
    color: var(--amber);
}

.meta-badge.qualified {
    background: var(--green-glow);
    color: var(--green);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
}

.meta-item .star {
    color: var(--amber);
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 28px;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.info-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.info-card-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.phone-icon { background: var(--green-glow); color: var(--green); }
.web-icon { background: var(--accent-glow); color: var(--accent-light); }
.area-icon { background: var(--cyan-glow); color: var(--cyan); }
.email-icon { background: var(--amber-glow); color: var(--amber); }
.source-icon { background: rgba(244, 63, 94, 0.12); color: var(--rose); }

.info-card label {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
    font-weight: 500;
}

.info-card p {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    word-break: break-word;
}

/* Detail Sections */
.detail-section {
    margin-bottom: 24px;
}

.detail-section h3 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.detail-section p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.services-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tag {
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.service-tag:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    background: var(--accent-glow);
}

.highlights-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.highlights-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.highlights-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    margin-top: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--cyan));
    flex-shrink: 0;
}

/* ===== REGION FILTER ===== */
.region-filter {
    margin-top: 10px;
}

.region-filter select {
    width: 100%;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2394a3b8' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.region-filter select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    outline: none;
}

.region-filter select:hover {
    border-color: var(--border-hover);
}

/* ===== EXPORT BUTTON ===== */
.export-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.export-btn:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    background: var(--cyan-glow);
}

/* ===== GOOGLE MAPS BUTTON ===== */
.btn-gmaps {
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-gmaps:hover {
    border-color: var(--green);
    color: var(--green);
    background: var(--green-glow);
}

/* ===== STATS SUMMARY ===== */
.stats-summary {
    margin-top: 32px;
    width: 100%;
    max-width: 520px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

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

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.stat-value {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-light), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .leads-panel {
        width: 320px;
        min-width: 320px;
    }
    .top-bar-center {
        display: none;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 700px) {
    .main-layout {
        flex-direction: column;
    }
    .leads-panel {
        width: 100%;
        min-width: auto;
        max-height: 45vh;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .detail-content {
        padding: 20px;
    }
    .info-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}