/* Loveform Avatar System
   ===================== 
   Creates initials-based avatars and provides default styling
   for user profile images throughout the application
*/

/* Base Avatar Styles */
.loveform-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    user-select: none;
    border-radius: 50%;
}

/* Avatar Sizes */
.loveform-avatar.avatar-sm {
    width: 40px;
    height: 40px;
    font-size: 14px;
}

.loveform-avatar.avatar-md {
    width: 60px;
    height: 60px;
    font-size: 18px;
}

.loveform-avatar.avatar-lg {
    width: 80px;
    height: 80px;
    font-size: 24px;
}

.loveform-avatar.avatar-xl {
    width: 100px;
    height: 100px;
    font-size: 32px;
}

/* Color Variations based on name hash */
.loveform-avatar[data-color="1"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.loveform-avatar[data-color="2"] {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.loveform-avatar[data-color="3"] {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.loveform-avatar[data-color="4"] {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.loveform-avatar[data-color="5"] {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.loveform-avatar[data-color="6"] {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
}

.loveform-avatar[data-color="7"] {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.loveform-avatar[data-color="8"] {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
}

/* School Image Placeholders */
.school-image-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e7e9 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.school-image-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 255, 255, 0.1) 10px,
        rgba(255, 255, 255, 0.1) 20px
    );
    animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%);
    }
    100% {
        transform: translateX(100%) translateY(100%);
    }
}

.school-image-placeholder .school-icon {
    font-size: 48px;
    color: #a0aec0;
    z-index: 1;
}

/* Pattern Backgrounds for Different School Types */
.school-pattern-1 {
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 119, 198, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 219, 172, 0.1) 0%, transparent 50%);
}

.school-pattern-2 {
    background-image: 
        linear-gradient(60deg, rgba(84, 58, 183, 0.05) 0%, rgba(84, 58, 183, 0.05) 50%, transparent 50%, transparent),
        linear-gradient(120deg, rgba(0, 172, 193, 0.05) 0%, rgba(0, 172, 193, 0.05) 50%, transparent 50%, transparent),
        linear-gradient(180deg, rgba(255, 119, 198, 0.05) 0%, rgba(255, 119, 198, 0.05) 50%, transparent 50%, transparent);
}

.school-pattern-3 {
    background-image: 
        repeating-linear-gradient(0deg, rgba(102, 126, 234, 0.05) 0px, transparent 1px, transparent 2px, rgba(102, 126, 234, 0.05) 3px),
        repeating-linear-gradient(90deg, rgba(102, 126, 234, 0.05) 0px, transparent 1px, transparent 2px, rgba(102, 126, 234, 0.05) 3px);
    background-size: 15px 15px;
}

/* Hero Image Replacement */
.hero-visual-pattern {
    width: 100%;
    height: 100%;
    min-height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero-visual-pattern::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* Route Preview Image Replacement */
.route-preview-visual {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    overflow: hidden;
}

.route-preview-visual .route-animation {
    position: absolute;
    width: 80%;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.route-preview-visual .route-path {
    width: 100%;
    height: 2px;
    background: repeating-linear-gradient(
        90deg,
        #667eea,
        #667eea 10px,
        transparent 10px,
        transparent 20px
    );
    position: relative;
    animation: routeMove 3s linear infinite;
}

@keyframes routeMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 30px 0;
    }
}

/* Chat Agent Avatar */
.chat-agent-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 16px;
}

/* Status indicator for online agents */
.chat-agent-avatar::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    background: #10b981;
    border: 2px solid white;
    border-radius: 50%;
}

/* Utility class to generate initials */
.initials {
    display: inline-block;
}

/* Helper function usage example:
   <div class="loveform-avatar avatar-md" data-name="Sarah Johnson" data-color="1">
       <span class="initials">SJ</span>
   </div>
*/

/* School Card Image Enhancements */
.school-card .school-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e7e9 100%);
}

/* Fallback for missing images */
.school-card .school-image[src=""],
.school-card .school-image:not([src]) {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.school-card .school-image[src=""]::before,
.school-card .school-image:not([src])::before {
    content: '\f19d';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 48px;
    color: #a0aec0;
}