/* Custom Styles for Rockai Dev WhatsApp Messaging System */

:root {
    --rockai-primary: #2563EB;
    --rockai-secondary: #3B82F6;
    --rockai-accent: #60A5FA;
    --rockai-light: #F8FAFC;
    --rockai-medium: #E2E8F0;
    --rockai-dark: #1E293B;
    --rockai-text: #334155;
    --luxury-gold: #D4AF37;
    --luxury-silver: #C0C0C0;
    --whatsapp-green: #25D366;
    --whatsapp-dark: #128C7E;
    --glass-bg: rgba(248, 250, 252, 0.8);
    --glass-border: rgba(37, 99, 235, 0.15);
    --shadow-soft: rgba(37, 99, 235, 0.08);
}

body {
    background: linear-gradient(135deg, var(--rockai-light) 0%, var(--rockai-medium) 50%, #F1F5F9 100%);
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    color: var(--rockai-text);
}

/* Navbar Enhancements */
.navbar {
    background: linear-gradient(135deg, var(--rockai-primary) 0%, var(--rockai-secondary) 100%) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 2px 20px var(--shadow-soft);
}

.navbar-brand {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: none;
}

.navbar-brand img {
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
}

/* Card Enhancements */
.card {
    border-radius: 12px;
    border: 1px solid rgba(226, 232, 240, 0.8);
    background: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
    position: relative;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08);
    border-color: rgba(37, 99, 235, 0.15);
}

.card-header {
    border-radius: 12px 12px 0 0 !important;
    border: none;
    padding: 1.5rem;
    background: white !important;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8) !important;
}

.card-body {
    padding: 1.5rem;
    background: white;
    color: var(--rockai-text);
}

/* Icon Wrapper Styles */
.icon-wrapper {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.icon-wrapper .text-success {
    background: rgba(37, 211, 102, 0.1) !important;
}

.icon-wrapper .text-warning {
    background: rgba(245, 158, 11, 0.1) !important;
}

.icon-wrapper .text-info {
    background: rgba(59, 130, 246, 0.1) !important;
}

/* Button Enhancements */
.btn {
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    border: none;
    position: relative;
    overflow: hidden;
    transition: all 0.2s ease;
    letter-spacing: 0.3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.3s;
}

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

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.btn-success {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--whatsapp-dark));
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.2);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--whatsapp-dark), #0d5d56);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--luxury-gold), #B8860B);
    color: #1a1a1a;
    box-shadow: 0 2px 8px rgba(212, 175, 55, 0.2);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #B8860B, #9A7B0A);
    color: #1a1a1a;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, var(--rockai-primary), var(--rockai-secondary));
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--rockai-secondary), var(--rockai-accent));
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    color: white;
}

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

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

/* Form Enhancements */
.form-control {
    border-radius: 8px;
    border: 1px solid #E2E8F0;
    padding: 0.75rem 1rem;
    background: white;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    color: var(--rockai-text);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.form-control::placeholder {
    color: #94A3B8;
}

.form-control:focus {
    border-color: var(--rockai-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
    background: white;
    color: var(--rockai-text);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--rockai-text);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

/* Input Group Enhancements */
.input-group-text {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    color: #64748B;
}

.input-group .form-control {
    border-left: 0;
}

.input-group .form-control:focus {
    border-left: 0;
}

.input-group:focus-within .input-group-text {
    border-color: var(--rockai-primary);
    background: rgba(37, 99, 235, 0.05);
}

/* Background Gradients */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--rockai-primary), var(--rockai-secondary)) !important;
}

/* Results Section */
.message-result {
    border-radius: 12px;
    margin-bottom: 1rem;
    padding: 1.25rem;
    border-left: 4px solid;
    transition: all 0.2s ease;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--glass-border);
}

.message-result.success {
    background: rgba(37, 211, 102, 0.05);
    border-left-color: var(--whatsapp-green);
    color: var(--rockai-text);
    border-color: rgba(37, 211, 102, 0.2);
}

.message-result.error {
    background: rgba(239, 68, 68, 0.05);
    border-left-color: #EF4444;
    color: var(--rockai-text);
    border-color: rgba(239, 68, 68, 0.2);
}

.message-result.pending {
    background: rgba(212, 175, 55, 0.05);
    border-left-color: var(--luxury-gold);
    color: var(--rockai-text);
    border-color: rgba(212, 175, 55, 0.2);
}

/* Phone Number Display */
.phone-number {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: var(--rockai-accent);
}

/* Statistics Cards */
.stat-card {
    text-align: center;
    padding: 1.5rem;
    border-radius: 15px;
    color: white;
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.stat-card.success {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--whatsapp-dark));
}

.stat-card.danger {
    background: linear-gradient(135deg, #EF4444, #DC2626);
}

.stat-card.info {
    background: linear-gradient(135deg, var(--rockai-accent), var(--rockai-primary));
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Loading Animation */
.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 2s infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

/* Toast Notifications */
.toast {
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.toast-success .toast-header {
    background-color: var(--whatsapp-green);
    color: white;
}

.toast-error .toast-header {
    background-color: var(--rockai-danger);
    color: white;
}

/* Character Counter */
.char-counter {
    font-size: 0.875rem;
    color: #6c757d;
}

.char-counter.warning {
    color: var(--rockai-warning);
}

.char-counter.danger {
    color: var(--rockai-danger);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
    
    .display-6 {
        font-size: 1.75rem;
    }
}

/* Accessibility Improvements */
.btn:focus,
.form-control:focus {
    outline: 2px solid var(--rockai-primary);
    outline-offset: 2px;
}

/* Animation for result updates */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* WhatsApp-style message bubbles for results */
.message-bubble {
    background: white;
    border-radius: 15px;
    padding: 1rem;
    margin: 0.5rem 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: relative;
}

.message-bubble.sent {
    background: #dcf8c6;
    margin-left: 2rem;
}

.message-bubble.failed {
    background: #ffebee;
    margin-right: 2rem;
}

.message-time {
    font-size: 0.75rem;
    color: #666;
    margin-top: 0.5rem;
}

/* Footer Enhancements */
footer {
    border-top: 1px solid var(--glass-border);
    margin-top: 3rem !important;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    color: var(--rockai-text);
}

footer .fas.fa-rocket {
    color: var(--rockai-primary);
}

/* Alert Overrides for Light Theme */
.alert-info {
    background: rgba(37, 99, 235, 0.05);
    border-color: rgba(37, 99, 235, 0.15);
    color: var(--rockai-text);
}

.alert-warning {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.15);
    color: var(--rockai-text);
}

.alert-light {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--glass-border);
    color: var(--rockai-text);
}

/* Text Muted Override */
.text-muted {
    color: rgba(51, 65, 85, 0.6) !important;
}

/* Form Text Override */
.form-text {
    color: rgba(51, 65, 85, 0.5);
}

/* Badge Overrides */
.badge.bg-info {
    background-color: var(--rockai-primary) !important;
    color: white;
}

/* Button Close Override */
.btn-close-white {
    filter: brightness(0) invert(1);
}