/* =============================================================================
   SOCIAL CHECK-IN - MODERN ORANGE THEME
   Clean, Professional, Responsive Design
   White Background + Orange Primary Color
   ============================================================================= */

/* ========================
   CSS VARIABLES
   ======================== */
:root {
    /* Orange Color Palette */
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --primary-light: #FF8C5F;
    --secondary: #FFA500;
    --accent: #FF9A56;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --gray: #6C757D;
    --dark-gray: #343A40;
    --black: #212529;
    
    /* Background */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-orange-light: #FFF5F0;
    
    /* Text Colors */
    --text-primary: #212529;
    --text-secondary: #6C757D;
    --text-muted: #ADB5BD;
    
    /* Borders */
    --border-color: #DEE2E6;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.12);
    --shadow-orange: 0 4px 12px rgba(255,107,53,0.25);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========================
   NAVBAR
   ======================== */
.navbar {
    background-color: var(--white) !important;
    box-shadow: var(--shadow);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    font-size: 1.75rem;
}

.navbar-brand:hover {
    color: var(--primary-dark) !important;
}

.nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

.nav-link:hover {
    background-color: var(--bg-orange-light);
    color: var(--primary) !important;
}

.nav-link.active {
    color: var(--primary) !important;
    background-color: var(--bg-orange-light);
}

/* ========================
   BUTTONS
   ======================== */
.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background-color: transparent;
}

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

.btn-light {
    background-color: var(--light-gray);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* ========================
   CARDS
   ======================== */
.card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.post-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.post-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
}

/* ========================
   FORMS
   ======================== */
.form-control {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.625rem 1rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(255, 107, 53, 0.15);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* ========================
   AVATARS
   ======================== */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.avatar-lg {
    width: 80px;
    height: 80px;
}

.avatar-xl {
    width: 120px;
    height: 120px;
}

/* ========================
   BADGES
   ======================== */
.badge {
    border-radius: var(--border-radius);
    padding: 0.375rem 0.75rem;
    font-weight: 600;
}

.location-badge {
    background-color: var(--bg-orange-light);
    color: var(--primary);
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--primary-light);
}

/* ========================
   ALERTS
   ======================== */
.alert {
    border-radius: var(--border-radius-lg);
    padding: 1rem 1.25rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #D1F2EB;
    color: #0F5132;
    border-left-color: #0A3622;
}

.alert-danger {
    background-color: #FFE5D9;
    color: #842029;
    border-left-color: var(--primary);
}

/* ========================
   DROPDOWNS
   ======================== */
.dropdown-menu {
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-lg);
}

.dropdown-item:hover {
    background-color: var(--bg-orange-light);
    color: var(--primary);
}

/* ========================
   SOCIAL INTERACTIONS
   ======================== */
.btn-like {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-like:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.btn-like.liked {
    color: var(--primary);
}

/* ========================
   MAPS
   ======================== */
#map {
    height: 350px;
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--border-color);
}

/* ========================
   ANIMATIONS
   ======================== */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 768px) {
    #map {
        height: 250px;
    }
}

/* ========================
   FOOTER
   ======================== */
footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 3rem;
}

footer h5 {
    color: var(--primary);
    font-weight: 700;
}

footer .btn-icon {
    background-color: var(--bg-secondary);
    color: var(--primary);
}

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