/* Modern MoodMeter Styles */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --danger-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --text-light: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
}

/* Modern Body */
.modern-body {
    background: var(--primary-gradient);
    min-height: 100vh;
    position: relative;
}

/* Animated Background */
.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    animation: gradientShift 15s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { 
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
    25% { 
        background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    }
    50% { 
        background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    }
    75% { 
        background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    }
}

/* Floating Shapes */
.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 10%;
    animation-delay: 1s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    top: 40%;
    left: 80%;
    animation-delay: 2s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    animation-delay: 3s;
}

.shape-5 {
    width: 70px;
    height: 70px;
    top: 80%;
    right: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% { 
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Modern Header */
.modern-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid var(--glass-border);
}

.navbar-glass {
    padding: 1rem 0;
    background: transparent !important;
}

.modern-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-light) !important;
    text-decoration: none;
    transition: all 0.3s ease;
}

.modern-brand:hover {
    transform: scale(1.05);
    color: var(--text-light) !important;
}

.brand-icon {
    font-size: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.brand-text {
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modern-nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light) !important;
    font-weight: 500;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.modern-nav-link::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;
}

.modern-nav-link:hover::before {
    left: 100%;
}

.modern-nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.modern-nav-link i {
    font-size: 1.1rem;
}

.modern-toggler {
    border: none;
    color: var(--text-light);
}

.modern-toggler:focus {
    box-shadow: none;
}

/* Modern Main */
.modern-main {
    position: relative;
    z-index: 1;
    padding: 2rem 0;
    min-height: calc(100vh - 200px);
}

/* Modern Footer */
.modern-footer {
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-light);
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    color: var(--text-light);
}

/* Glass Card Component */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(31, 38, 135, 0.5);
}

/* Modern Buttons */
.btn-modern {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    color: var(--text-light);
    font-weight: 500;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-modern::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;
}

.btn-modern:hover::before {
    left: 100%;
}

.btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    color: var(--text-light);
}

/* Modern Form Controls */
.form-control-modern {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    color: var(--text-light);
    padding: 1rem 1.5rem;
    transition: all 0.3s ease;
}

.form-control-modern:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.form-control-modern::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .modern-nav-link {
        padding: 0.5rem 1rem !important;
    }
    
    .brand-text {
        font-size: 1.2rem;
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Rate Limit Warning Styles */
#rateLimitContainer {
    animation: slideInDown 0.5s ease-out;
}

#rateLimitMessage {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.95), rgba(255, 235, 59, 0.95));
    border-left: 4px solid #ffc107;
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.3);
}

#rateLimitMessage .fas {
    color: #856404;
}

#rateLimitMessage h6 {
    color: #856404;
}

#rateLimitMessage p {
    color: #856404;
    font-size: 0.95rem;
}

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