/* ============================================
   MedGame - Immersive UX Enhancements
   CSS Animations, Transitions & Micro-interactions
   ============================================ */

/* ==================== SECTION TRANSITIONS ==================== */

/* Enhanced section transitions */
.game-section {
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.game-section.entering {
    animation: sectionSlideIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.game-section.leaving {
    animation: sectionSlideOut 0.4s cubic-bezier(0.7, 0, 0.84, 0) forwards;
}

@keyframes sectionSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes sectionSlideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px) scale(0.98);
        filter: blur(4px);
    }
}

/* ==================== MEDICAL CARD ENHANCEMENTS ==================== */

/* Card entrance with stagger - handled by game.js */
.medical-card {
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Card shimmer effect on hover */
.medical-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 242, 254, 0.03),
        transparent
    );
    transition: left 0.8s ease;
    pointer-events: none;
    z-index: 0;
}

.medical-card:hover::after {
    left: 100%;
}

/* ==================== ANSWER BUTTON ANIMATIONS ==================== */

/* Question buttons enhanced */
.btn-question {
    position: relative;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.btn-question::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    pointer-events: none;
}

.btn-question:hover:not(:disabled)::before {
    width: 300px;
    height: 300px;
}

.btn-question:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 242, 254, 0.2),
                0 0 0 1px rgba(0, 242, 254, 0.3);
}

.btn-question:active:not(:disabled) {
    transform: translateY(-1px) scale(0.98);
    transition-duration: 0.1s;
}

/* ==================== ANSWER REVEAL ANIMATIONS ==================== */

.answer-fade-in {
    animation: answerReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes answerReveal {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
        filter: blur(4px);
    }
    50% {
        filter: blur(0);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

/* ==================== TREATMENT BUTTON FEEDBACK ==================== */

.treatments-grid button {
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    overflow: hidden;
}

.treatments-grid button::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--ripple-x, 50%) var(--ripple-y, 50%),
        rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

.treatments-grid button:active::after {
    opacity: 1;
    transition: opacity 0.1s;
}

.treatments-grid button:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.treatments-grid button:active {
    transform: translateY(0) scale(0.97);
}

.treatments-grid button.selected {
    animation: selectPulse 0.4s ease;
}

@keyframes selectPulse {
    0% { transform: scale(1); }
    30% { transform: scale(1.08); }
    60% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

/* Correct treatment feedback */
.treatments-grid button.correct-treatment {
    animation: correctPulse 0.6s ease;
    box-shadow: 0 0 20px rgba(46, 204, 113, 0.5),
                0 0 40px rgba(46, 204, 113, 0.2);
}

@keyframes correctPulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.6); }
    30% { transform: scale(1.05); }
    60% { transform: scale(0.98); }
    100% { transform: scale(1); box-shadow: 0 0 20px rgba(46, 204, 113, 0.5); }
}

/* Incorrect treatment feedback */
.treatments-grid button.incorrect-treatment {
    animation: incorrectShake 0.5s ease;
    box-shadow: 0 0 15px rgba(231, 76, 60, 0.4);
}

@keyframes incorrectShake {
    0%, 100% { transform: translateX(0); }
    15% { transform: translateX(-6px) rotate(-1deg); }
    30% { transform: translateX(5px) rotate(1deg); }
    45% { transform: translateX(-4px) rotate(-0.5deg); }
    60% { transform: translateX(3px) rotate(0.5deg); }
    75% { transform: translateX(-2px); }
}

/* ==================== SCORE ANIMATION ==================== */

.score-display {
    transition: all 0.3s ease;
}

.score-display.score-up {
    animation: scoreUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.score-display.score-down {
    animation: scoreDown 0.5s ease;
}

@keyframes scoreUp {
    0% { transform: scale(1); color: inherit; }
    30% { transform: scale(1.3); color: #2ecc71; text-shadow: 0 0 20px rgba(46, 204, 113, 0.6); }
    60% { transform: scale(1.1); }
    100% { transform: scale(1); color: #2ecc71; }
}

@keyframes scoreDown {
    0% { transform: scale(1); }
    20% { transform: scale(1.1) translateX(-5px); color: #e74c3c; }
    40% { transform: scale(0.95) translateX(5px); }
    60% { transform: scale(1.05) translateX(-3px); }
    80% { transform: scale(0.98); }
    100% { transform: scale(1); color: #e74c3c; }
}

/* Floating score popup */
.score-popup {
    position: absolute;
    font-weight: 800;
    font-size: 1.5rem;
    pointer-events: none;
    z-index: 100;
    animation: scoreFloat 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.score-popup.positive {
    color: #2ecc71;
    text-shadow: 0 0 10px rgba(46, 204, 113, 0.5);
}

.score-popup.negative {
    color: #e74c3c;
    text-shadow: 0 0 10px rgba(231, 76, 60, 0.5);
}

@keyframes scoreFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    50% {
        opacity: 1;
        transform: translateY(-30px) scale(1.2);
    }
    100% {
        opacity: 0;
        transform: translateY(-60px) scale(0.8);
    }
}

/* ==================== CORRECT / INCORRECT FEEDBACK ==================== */

/* Visual feedback ring for correct answer */
.feedback-correct {
    animation: feedbackCorrectRing 0.8s ease forwards;
}

@keyframes feedbackCorrectRing {
    0% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.6); }
    50% { box-shadow: 0 0 0 15px rgba(46, 204, 113, 0); }
    100% { box-shadow: 0 0 20px rgba(46, 204, 113, 0.3); border-color: #2ecc71; }
}

/* Visual feedback for incorrect */
.feedback-incorrect {
    animation: feedbackIncorrectShake 0.5s ease;
}

@keyframes feedbackIncorrectShake {
    0%, 100% { transform: translateX(0); box-shadow: 0 0 0 0 rgba(231, 76, 60, 0); }
    15% { transform: translateX(-8px); box-shadow: 0 0 15px rgba(231, 76, 60, 0.4); }
    30% { transform: translateX(6px); }
    45% { transform: translateX(-4px); }
    60% { transform: translateX(3px); }
    75% { transform: translateX(-1px); }
}

/* ==================== LOADING / SPINNER ==================== */

.loading {
    position: relative;
    padding: 20px;
    text-align: center;
    color: var(--primary-color);
}

.loading::before {
    content: '';
    display: inline-block;
    width: 30px;
    height: 30px;
    border: 3px solid rgba(0, 242, 254, 0.2);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: immersiveSpinner 0.8s linear infinite;
    margin-bottom: 10px;
}

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

/* Exam results loading animation */
.exam-results-container .loading {
    animation: loadingPulse 1.5s ease-in-out infinite;
}

@keyframes loadingPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ==================== EXAM BUTTON ENHANCEMENTS ==================== */

.exam-btn {
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
}

.exam-btn:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 15px rgba(179, 136, 255, 0.2);
}

.exam-btn.selected {
    animation: examSelectBounce 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes examSelectBounce {
    0% { transform: scale(1); }
    40% { transform: scale(1.1); }
    70% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

/* ==================== VALIDATE BUTTONS ==================== */

.action-btn,
.validate-final-btn {
    position: relative;
    overflow: hidden;
}

.action-btn::before,
.validate-final-btn::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;
}

.action-btn:hover::before,
.validate-final-btn:hover::before {
    left: 100%;
}

/* Button click ripple */
.action-btn:active,
.validate-final-btn:active {
    transform: translateY(-1px) scale(0.98);
}

/* ==================== CORRECTION MODAL ENHANCEMENTS ==================== */

.correction-overlay {
    animation: overlayFadeIn 0.4s ease forwards;
}

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

.correction-modal {
    animation: modalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

/* Stars animation */
.star-filled {
    animation: starPop 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.star-filled:nth-child(1) { animation-delay: 0.2s; }
.star-filled:nth-child(2) { animation-delay: 0.4s; }
.star-filled:nth-child(3) { animation-delay: 0.6s; }

@keyframes starPop {
    from {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    60% {
        transform: scale(1.3) rotate(10deg);
    }
    to {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* ==================== SIDEBAR NAV ENHANCEMENTS ==================== */

.nav-item {
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 3px;
    height: 0;
    background: var(--primary-color);
    transform: translateY(-50%);
    transition: height 0.3s ease;
    border-radius: 0 2px 2px 0;
}

.nav-item:hover::before {
    height: 60%;
}

.nav-item.active::before {
    height: 70%;
    box-shadow: 0 0 10px var(--primary-glow);
}

/* ==================== VERBATIM CONTAINER ==================== */

.verbatim-container {
    transition: all 0.4s ease;
}

.verbatim-container:hover {
    background: rgba(160, 32, 240, 0.08);
    transform: translateX(4px);
}

/* ==================== TIMER PULSE ==================== */

.timer-display {
    transition: all 0.3s ease;
}

.timer-display.warning {
    animation: timerWarning 1s ease infinite;
    color: #ffc107 !important;
}

.timer-display.critical {
    animation: timerCritical 0.5s ease infinite;
    color: #e74c3c !important;
}

@keyframes timerWarning {
    0%, 100% { text-shadow: 0 0 10px rgba(255, 193, 7, 0.3); }
    50% { text-shadow: 0 0 20px rgba(255, 193, 7, 0.8); }
}

@keyframes timerCritical {
    0%, 100% { text-shadow: 0 0 10px rgba(231, 76, 60, 0.3); transform: scale(1); }
    50% { text-shadow: 0 0 25px rgba(231, 76, 60, 1); transform: scale(1.05); }
}

/* ==================== LOCK CHALLENGE ==================== */

.lock-placeholder {
    transition: all 0.3s ease;
}

.lock-placeholder:hover {
    transform: scale(1.03);
    box-shadow: 0 0 20px rgba(46, 204, 113, 0.2);
}

/* ==================== URGENCE SECTION ==================== */

#section-intervention-rapide {
    transition: all 0.4s ease;
}

#urgence-description-banner {
    animation: urgencyPulse 2s ease-in-out infinite;
}

@keyframes urgencyPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.3);
    }
    50% {
        box-shadow: 0 0 20px 5px rgba(255, 71, 87, 0.1);
    }
}

/* ==================== NOTIFICATION ENHANCEMENT ==================== */

.notification {
    animation: notifSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes notifSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* ==================== QUIZ MODAL ==================== */

.lock-challenge-overlay {
    animation: overlayFadeIn 0.3s ease forwards;
}

.lock-modal {
    animation: modalSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.lock-modal .mcq-option {
    transition: all 0.25s ease;
}

.lock-modal .mcq-option:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.08);
}

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

@media (max-width: 768px) {
    .medical-card:hover {
        transform: none;
    }

    .medical-card:hover::after {
        display: none;
    }

    .btn-question:hover:not(:disabled) {
        transform: none;
        box-shadow: none;
    }

    .treatments-grid button:hover {
        transform: none;
    }
}

@media (max-width: 480px) {
    /* Reduce animation intensity on small screens */
    .game-section.entering {
        animation-duration: 0.3s;
    }

    .correction-modal {
        animation-duration: 0.3s;
    }
}

/* ==================== REDUCED MOTION ==================== */

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