:root {
    --bg-color: #f3f2ef;
    --card-bg: #ffffff;
    --primary-blue: #0a66c2;
    --primary-hover: #004182;
    --text-dark: #191919;
    --text-muted: #666666;
    --border-color: #e0e0e0;
    --pass-color: #8c8c8c;
    --connect-color: #0a66c2;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-dark);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Navbar */
.navbar {
    background: var(--card-bg);
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    z-index: 100;
}
.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-blue);
}
.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    margin: 0 15px;
    font-weight: 500;
    font-size: 0.95rem;
}
.nav-links a.active, .nav-links a:hover {
    color: var(--text-dark);
}
.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

/* Main Layout */
.app-container {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: 20px 40px;
}

.app-view {
    width: 100%;
    height: 100%;
    overflow-y: auto;
}

#view-discover.active-view {
    display: flex;
    gap: 30px;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    height: fit-content;
}
.sidebar h3 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}
.filter-group {
    margin-bottom: 20px;
}
.filter-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
}
.filter-group select, .filter-group input {
    width: 100%;
}
.filter-group select {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: #f9f9f9;
}
#exp-val {
    display: block;
    margin-top: 5px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-blue);
}

/* Swipe Area */
.swipe-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.card-stack {
    position: relative;
    width: 380px;
    height: 550px;
    margin-top: 10px;
}

.prof-card {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform-origin: 50% 100%;
}

.card-img {
    height: 50%;
    background-color: #e9e9e9;
    position: relative;
}
.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.card-info h2 {
    font-size: 1.4rem;
    margin-bottom: 5px;
}
.job-title {
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 5px;
}
.company {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 15px;
}
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}
.skill-tag {
    background: #f3f2ef;
    color: var(--text-dark);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}
.btn-action {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: none;
    background: white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    cursor: pointer;
    font-size: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-action small {
    font-size: 0.7rem;
    margin-top: 2px;
    font-weight: 600;
}
.btn-action.pass {
    color: var(--pass-color);
}
.btn-action.connect {
    color: var(--connect-color);
}
.btn-action:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

/* Views CSS */
.network-container, .messages-container, .admin-container, .profile-container {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    height: 100%;
}

.network-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.network-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    background: #fafafa;
}
.network-card img {
    width: 80px; height: 80px; border-radius: 50%; margin-bottom: 10px;
}
.network-card h4 { margin-bottom: 5px; }
.network-card p { font-size: 0.85rem; color: var(--text-muted); }

.messages-container {
    display: flex; padding: 0;
}
.messages-sidebar {
    width: 300px; border-right: 1px solid var(--border-color); display: flex; flex-direction: column;
}
.messages-sidebar h3 { padding: 20px; border-bottom: 1px solid var(--border-color); }
.chat-list { flex: 1; overflow-y: auto; }
.chat-window {
    flex: 1; display: flex; flex-direction: column;
}
.chat-header {
    padding: 20px; border-bottom: 1px solid var(--border-color); font-weight: bold;
}
.chat-history {
    flex: 1; padding: 20px; overflow-y: auto; background: #f9f9f9; display: flex; flex-direction: column; gap: 10px;
}
.empty-chat-state { margin: auto; color: var(--text-muted); }
.chat-msg { max-width: 70%; padding: 10px 15px; border-radius: 15px; }
.chat-msg.sent { background: var(--primary-blue); color: white; align-self: flex-end; }
.chat-msg.received { background: #e0e0e0; color: var(--text-dark); align-self: flex-start; }
.chat-input-area {
    padding: 20px; border-top: 1px solid var(--border-color); display: flex; gap: 10px;
}
.chat-input-area input { flex: 1; padding: 10px; border-radius: 20px; border: 1px solid #ccc; }
.chat-input-area button { padding: 10px 20px; border-radius: 20px; background: var(--primary-blue); color: white; border: none; cursor: pointer; }
.chat-preview { padding: 15px 20px; border-bottom: 1px solid #eee; cursor: pointer; display: flex; align-items: center; gap: 15px; }
.chat-preview img { width: 40px; height: 40px; border-radius: 50%; }
.chat-preview.active { background: #f0f7ff; }

.admin-stats { display: flex; gap: 20px; margin-bottom: 30px; margin-top: 20px; }
.stat-card { flex: 1; background: #fafafa; padding: 20px; border-radius: 12px; border: 1px solid var(--border-color); text-align: center; }
.stat-card h3 { font-size: 1rem; color: var(--text-muted); margin-bottom: 10px; }
.stat-card p { font-size: 2rem; font-weight: bold; color: var(--primary-blue); }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 12px; text-align: left; border-bottom: 1px solid var(--border-color); }

.profile-container { max-width: 600px; margin: 0 auto; }
.profile-header { display: flex; align-items: center; gap: 20px; margin-bottom: 30px; }
.profile-avatar-large { width: 100px; height: 100px; border-radius: 50%; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; }
.form-group input, .form-group textarea { width: 100%; padding: 10px; border: 1px solid var(--border-color); border-radius: 6px; }
.save-btn { padding: 10px 20px; background: var(--primary-blue); color: white; border: none; border-radius: 6px; cursor: pointer; font-size: 1rem; }

/* Modal */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: flex; justify-content: center; align-items: center; z-index: 1000; }
.modal-content { background: var(--card-bg); padding: 40px; border-radius: 16px; width: 400px; position: relative; }
.close-modal { position: absolute; top: 15px; right: 20px; font-size: 1.2rem; cursor: pointer; color: var(--text-muted); }

/* Passport UI */
.passport-card {
    background: linear-gradient(135deg, #0a66c2 0%, #004182 100%);
    border-radius: 20px;
    color: white;
    padding: 30px;
    display: flex;
    gap: 30px;
    box-shadow: 0 10px 30px rgba(10, 102, 194, 0.3);
    position: relative;
    overflow: hidden;
}
.passport-card::before {
    content: '🌐';
    position: absolute;
    font-size: 200px;
    opacity: 0.05;
    right: -20px;
    top: -40px;
}
.passport-photo { width: 120px; height: 120px; border-radius: 12px; object-fit: cover; border: 4px solid rgba(255,255,255,0.2); z-index: 1; }
.passport-details { z-index: 1; display: flex; flex-direction: column; justify-content: center; }
.passport-details h3 { font-size: 1.8rem; margin-bottom: 5px; }
.passport-details p { color: rgba(255,255,255,0.8); margin-bottom: 15px; }
.passport-stamps { display: flex; gap: 10px; margin-top: auto; }
.stamp { border: 2px dashed rgba(255,255,255,0.4); padding: 5px 10px; border-radius: 8px; font-size: 0.8rem; font-weight: bold; transform: rotate(-5deg); color: #f1c40f; text-transform: uppercase; }