/**
 * HVAC Community Login Enhanced Styles
 * Enhanced visual styling and animations for the community login form
 * 
 * @package HVAC_Community_Events
 * @version 1.0.0
 */

/* ===== ENHANCED VISUAL EFFECTS ===== */

/* Card shadow on hover */
.hvac-login-form-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: box-shadow 0.3s ease;
}

/* Enhanced input focus effects */
.hvac-login-form-input:focus {
    transform: translateY(-1px);
    box-shadow: 0 0 0 3px rgba(2, 116, 190, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Animated form elements */
.hvac-login-form-group {
    animation: hvac-fade-in-up 0.5s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hvac-login-form-group:nth-child(1) { animation-delay: 0.1s; }
.hvac-login-form-group:nth-child(2) { animation-delay: 0.2s; }
.hvac-login-form-group:nth-child(3) { animation-delay: 0.3s; }
.hvac-login-form-group:nth-child(4) { animation-delay: 0.4s; }

@keyframes hvac-fade-in-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== ENHANCED INPUT STYLING ===== */

/* Floating label effect */
.hvac-input-group {
    position: relative;
}

.hvac-login-form-input:focus + .hvac-input-icon,
.hvac-login-form-input:not(:placeholder-shown) + .hvac-input-icon {
    color: #0274be;
    transform: scale(0.9);
    transition: color 0.2s, transform 0.2s;
}

/* Enhanced password toggle */
.hvac-password-toggle {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    transition: background-color 0.2s, transform 0.2s;
}

.hvac-password-toggle:hover {
    background: rgba(2, 116, 190, 0.1);
    transform: scale(1.1);
}

.hvac-password-toggle-icon {
    transition: transform 0.2s ease;
}

.hvac-password-toggle[aria-pressed="true"] .hvac-password-toggle-icon {
    transform: scale(1.1);
}

/* ===== ENHANCED BUTTON STYLING ===== */

/* Gradient background for submit button */
.hvac-login-submit {
    background: linear-gradient(135deg, #0274be 0%, #005fa3 100%);
    box-shadow: 0 4px 15px rgba(2, 116, 190, 0.3);
    position: relative;
    overflow: hidden;
}

.hvac-login-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.hvac-login-submit:hover::before {
    left: 100%;
}

.hvac-login-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(2, 116, 190, 0.4);
}

.hvac-login-submit:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(2, 116, 190, 0.3);
}

/* Enhanced loading state */
.hvac-login-submit.loading {
    pointer-events: none;
    opacity: 0.8;
}

.hvac-login-submit.loading .hvac-login-submit-text {
    opacity: 0.7;
}

.hvac-login-spinner {
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

/* ===== ENHANCED REMEMBER ME STYLING ===== */
.hvac-remember-group {
    position: relative;
    padding: 0.75rem 0;
}

.hvac-remember-checkbox {
    opacity: 0;
    position: absolute;
}

.hvac-remember-label::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 18px;
    margin-right: 0.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 3px;
    background: #fff;
    transition: all 0.2s ease;
    vertical-align: top;
}

.hvac-remember-checkbox:checked + .hvac-remember-label::before {
    background: #0274be;
    border-color: #0274be;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20,6 9,17 4,12'%3E%3C/polyline%3E%3C/svg%3E");
    background-position: center;
    background-repeat: no-repeat;
    background-size: 10px;
}

.hvac-remember-checkbox:focus + .hvac-remember-label::before {
    box-shadow: 0 0 0 3px rgba(2, 116, 190, 0.15);
    outline: 2px solid #0274be;
    outline-offset: 2px;
}

/* ===== ENHANCED LINK STYLING ===== */
.hvac-login-links {
    position: relative;
}

.hvac-register-link,
.hvac-lostpassword-link {
    position: relative;
    transition: color 0.2s ease;
}

.hvac-register-link::after,
.hvac-lostpassword-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0274be;
    transition: width 0.3s ease;
}

.hvac-register-link:hover::after,
.hvac-lostpassword-link:hover::after {
    width: 100%;
}

/* ===== ENHANCED ERROR/SUCCESS MESSAGES ===== */
.hvac-login-error,
.login-error {
    position: relative;
    animation: hvac-shake 0.5s ease-in-out;
    border-left: 4px solid #d63638;
}

.hvac-login-success,
.login-success {
    position: relative;
    animation: hvac-slide-in 0.5s ease forwards;
    border-left: 4px solid #4caf50;
}

@keyframes hvac-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes hvac-slide-in {
    0% {
        opacity: 0;
        transform: translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== ENHANCED CARD ANIMATIONS ===== */
.hvac-login-form-card {
    animation: hvac-card-entrance 0.8s ease-out forwards;
    transform: translateY(30px);
    opacity: 0;
}

@keyframes hvac-card-entrance {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===== ENHANCED HEADER STYLING ===== */
.hvac-login-form-header {
    position: relative;
}

.hvac-login-form-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0274be, #005fa3);
    border-radius: 2px;
    animation: hvac-line-expand 0.8s ease-out 0.5s forwards;
    width: 0;
}

@keyframes hvac-line-expand {
    to {
        width: 60px;
    }
}

.hvac-login-form-header h2 {
    animation: hvac-title-glow 2s ease-in-out infinite;
}

@keyframes hvac-title-glow {
    0%, 100% {
        text-shadow: 0 0 5px rgba(2, 116, 190, 0.3);
    }
    50% {
        text-shadow: 0 0 10px rgba(2, 116, 190, 0.5), 0 0 15px rgba(2, 116, 190, 0.3);
    }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (prefers-reduced-motion: reduce) {
    .hvac-login-form-card,
    .hvac-login-form-group,
    .hvac-login-form-input,
    .hvac-login-submit,
    .hvac-password-toggle,
    .hvac-register-link,
    .hvac-lostpassword-link,
    .hvac-login-error,
    .hvac-login-success {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
    
    .hvac-login-form-group {
        opacity: 1;
    }
    
    .hvac-login-form-card {
        opacity: 1;
    }
    
    .hvac-login-form-header h2 {
        animation: none;
        text-shadow: none;
    }
    
    .hvac-login-form-header::after {
        width: 60px;
        animation: none;
    }
}

/* ===== DARK MODE SUPPORT (if enabled) ===== */
@media (prefers-color-scheme: dark) {
    .hvac-community-login-wrapper {
        background-color: #1a1a1a;
    }
    
    .hvac-login-form-card {
        background-color: #2d2d2d;
        border-color: #404040;
        color: #e0e0e0;
    }
    
    .hvac-login-form-header h2 {
        color: #4da6e0;
    }
    
    .hvac-login-form-header p {
        color: #b0b0b0;
    }
    
    .hvac-login-form-input {
        background-color: #3a3a3a;
        border-color: #505050;
        color: #e0e0e0;
    }
    
    .hvac-login-form-input:focus {
        background-color: #404040;
        border-color: #4da6e0;
    }
    
    .hvac-remember-label::before {
        background: #3a3a3a;
        border-color: #505050;
    }
    
    .hvac-remember-checkbox:checked + .hvac-remember-label::before {
        background: #4da6e0;
        border-color: #4da6e0;
    }
}

/* ===== ENHANCED RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .hvac-login-form-card {
        animation-delay: 0.2s;
    }
    
    .hvac-login-submit {
        box-shadow: 0 2px 10px rgba(2, 116, 190, 0.3);
    }
    
    .hvac-login-submit:hover {
        box-shadow: 0 4px 15px rgba(2, 116, 190, 0.4);
    }
}

@media (max-width: 480px) {
    .hvac-login-form-card {
        border-radius: 12px;
    }
    
    .hvac-login-form-input {
        border-radius: 8px;
    }
    
    .hvac-login-submit {
        border-radius: 8px;
    }
}