/**
 * UX Enhancements - Melhorias de UX e Interatividade
 * Este arquivo contém melhorias globais de UX que podem ser aplicadas em todas as views
 */

/* ============================================
   ANIMAÇÕES E TRANSITIONS
   ============================================ */

/* Respeita preferência de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Micro-interações em botões */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    pointer-events: none;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: scale(0.98);
}

/* Animação de entrada para cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}

/* Animação de pulse para elementos importantes */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================
   SKELETON LOADERS
   ============================================ */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--bs-secondary-bg) 25%,
        var(--bs-tertiary-bg) 50%,
        var(--bs-secondary-bg) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 0.375rem;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.skeleton-card {
    padding: 1.5rem;
    border-radius: 0.5rem;
}

/* ============================================
   TOOLTIPS E HINTS
   ============================================ */

.tooltip-enhanced {
    position: relative;
    cursor: help;
}

.tooltip-enhanced::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: 0.5rem 0.75rem;
    background-color: rgba(0, 0, 0, 0.9);
    color: white;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
    z-index: 1000;
}

.tooltip-enhanced:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-4px);
}

/* ============================================
   FEEDBACK VISUAL
   ============================================ */

/* Estados de sucesso/erro em inputs */
.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--bs-success);
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--bs-danger);
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m5.8 3.6.4.4.4-.4M6 4.5v3M6 8.4h.01'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

/* Feedback de validação em tempo real */
.validation-feedback {
    display: none;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: var(--bs-danger);
}

.validation-feedback.show {
    display: block;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* ============================================
   LOADING STATES
   ============================================ */

.loading-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner 0.75s linear infinite;
}

@keyframes spinner {
    to {
        transform: rotate(360deg);
    }
}

.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin-top: -0.5rem;
    margin-left: -0.5rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner 0.75s linear infinite;
}

/* ============================================
   EMPTY STATES MELHORADOS
   ============================================ */

.empty-state-enhanced {
    padding: 4rem 2rem;
    text-align: center;
    color: var(--bs-secondary-color);
}

.empty-state-enhanced .empty-icon {
    font-size: 4rem;
    opacity: 0.5;
    margin-bottom: 1.5rem;
    color: var(--bs-secondary);
}

.empty-state-enhanced h4 {
    color: var(--bs-emphasis-color);
    margin-bottom: 0.5rem;
}

.empty-state-enhanced p {
    margin-bottom: 1.5rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   FOCUS STATES MELHORADOS
   ============================================ */

/* Melhorar visibilidade de focus para acessibilidade */
*:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
    border-radius: 0.25rem;
}

.btn:focus-visible {
    box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.25);
}

.form-control:focus-visible,
.form-select:focus-visible {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.25);
}

/* ============================================
   SMOOTH SCROLLING
   ============================================ */

html {
    scroll-behavior: smooth;
}

/* ============================================
   DRAG AND DROP FEEDBACK
   ============================================ */

.drag-over {
    background-color: var(--bs-primary-bg-subtle) !important;
    border-color: var(--bs-primary) !important;
    border-style: dashed !important;
}

.drag-active {
    opacity: 0.5;
}

/* ============================================
   NOTIFICAÇÕES TOAST MELHORADAS
   ============================================ */

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1055;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast-enhanced {
    min-width: 300px;
    max-width: 400px;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   PROGRESS BARS ANIMADAS
   ============================================ */

.progress-enhanced {
    position: relative;
    overflow: hidden;
}

.progress-enhanced .progress-bar {
    position: relative;
    overflow: hidden;
}

.progress-enhanced .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

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

/* ============================================
   HOVER EFFECTS MELHORADOS
   ============================================ */

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* ============================================
   DARK THEME SUPPORT
   ============================================ */

[data-bs-theme="dark"] .skeleton {
    background: linear-gradient(
        90deg,
        #374151 25%,
        #4b5563 50%,
        #374151 75%
    );
    background-size: 200% 100%;
}

[data-bs-theme="dark"] .tooltip-enhanced::after {
    background-color: rgba(255, 255, 255, 0.9);
    color: #1f2937;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .toast-container {
        top: 0.5rem;
        right: 0.5rem;
        left: 0.5rem;
    }
    
    .toast-enhanced {
        min-width: auto;
        max-width: 100%;
    }
}

/* ============================================
   RIPPLE EFFECT
   ============================================ */
.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ============================================
   SCROLL ANIMATIONS CLASSES
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }


/* ============================================
   FALLBACKS DE PERFORMANCE (Point 5.3)
   ============================================ */

/* Suporte para navegadores sem backdrop-filter ou hardware inferior */
@supports not (backdrop-filter: blur(1px)) {
    .glass-card, 
    .modal-header,
    .status-badge,
    .dropdown-menu {
        background-color: rgba(255, 255, 255, 0.98) !important;
        backdrop-filter: none !important;
    }
    
    [data-bs-theme="dark"] .glass-card,
    [data-bs-theme="dark"] .modal-header,
    [data-bs-theme="dark"] .status-badge,
    [data-bs-theme="dark"] .dropdown-menu {
        background-color: #1f2937 !important;
    }
}