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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #ffeef8 0%, #ffd6e7 50%, #ffcce0 100%);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.hearts-container {
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.fireworks-container {
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
    display: none;
}

.fireworks-container.active {
    display: block;
}

.heart {
    position: absolute;
    font-size: 20px;
    animation: float 6s ease-in infinite;
    opacity: 0.6;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Салют */
.firework {
    position: absolute;
    font-size: 30px;
    animation: explode 1.5s ease-out forwards;
}

@keyframes explode {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.firework-particle {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    animation: particle 1s ease-out forwards;
}

@keyframes particle {
    0% {
        transform: translate(0, 0);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty));
        opacity: 0;
    }
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.page {
    display: none;
    width: 100%;
    animation: fadeIn 0.8s ease-in;
}

.page.active {
    display: block;
}

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

.page1 {
    text-align: center;
}

.page1 h1 {
    font-size: 3.5em;
    color: #d63384;
    margin-bottom: 40px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.btn-main {
    background: linear-gradient(135deg, #ff6b9d 0%, #d63384 100%);
    color: white;
    border: none;
    padding: 20px 50px;
    font-size: 1.5em;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(214, 51, 132, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-main:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(214, 51, 132, 0.6);
}

.btn-main::before {
    content: '💖';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.btn-main::after {
    content: '💖';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.page2 {
    text-align: center;
}

.page2 h2 {
    font-size: 2.5em;
    color: #d63384;
    margin-bottom: 20px;
}

.game-instructions {
    background: white;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(214, 51, 132, 0.2);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.game-progress {
    font-size: 1.3em;
    color: #d63384;
    margin-bottom: 15px;
    font-weight: bold;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    max-width: 500px;
    margin: 0 auto;
    padding: 10px;
}

.game-card {
    aspect-ratio: 1;
    background: linear-gradient(135deg, #ff6b9d 0%, #d63384 100%);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(214, 51, 132, 0.3);
    user-select: none;
}

.game-card:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(214, 51, 132, 0.5);
}

.game-card.flipped {
    background: white;
    transform: rotateY(180deg);
}

.game-card.matched {
    background: linear-gradient(135deg, #90EE90 0%, #32CD32 100%);
    cursor: default;
    animation: pulse 0.5s ease;
}

.game-card .content {
    display: none;
}

.game-card.flipped .content,
.game-card.matched .content {
    display: block;
    transform: rotateY(180deg);
}

.btn-game-next {
    display: none;
    margin: 30px auto 0;
    background: linear-gradient(135deg, #ff6b9d 0%, #d63384 100%);
    color: white;
    border: none;
    padding: 18px 50px;
    font-size: 1.3em;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(214, 51, 132, 0.4);
    transition: all 0.3s ease;
    animation: bounce 1s ease infinite;
}

.btn-game-next.show {
    display: block;
}

.btn-game-next:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(214, 51, 132, 0.6);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.page3 h2 {
    text-align: center;
    font-size: 2.5em;
    color: #d63384;
    margin-bottom: 40px;
}

.compliments-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.compliment-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.compliment-item {
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(214, 51, 132, 0.2);
    transition: all 0.3s ease;
}

.compliment-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 30px rgba(214, 51, 132, 0.3);
}

.compliment-item.right:hover {
    transform: translateX(-10px);
}

.compliment-btn {
    background: linear-gradient(135deg, #ff8fb3 0%, #ff6b9d 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.2em;
    border-radius: 25px;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
    font-weight: bold;
}

.compliment-btn:hover {
    background: linear-gradient(135deg, #ff6b9d 0%, #d63384 100%);
    transform: scale(1.05);
}

.compliment-text {
    margin-top: 15px;
    padding: 15px;
    background: linear-gradient(135deg, #fff0f5 0%, #ffe4ec 100%);
    border-radius: 10px;
    color: #d63384;
    font-size: 1.1em;
    display: none;
    animation: slideDown 0.5s ease;
    border-left: 4px solid #ff6b9d;
}

.compliment-text.show {
    display: block;
}

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

.btn-next {
    display: block;
    margin: 40px auto 0;
    background: linear-gradient(135deg, #ff6b9d 0%, #d63384 100%);
    color: white;
    border: none;
    padding: 18px 50px;
    font-size: 1.3em;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(214, 51, 132, 0.4);
    transition: all 0.3s ease;
}

.btn-next:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(214, 51, 132, 0.6);
}

.page4 {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.page4 h2 {
    font-size: 3em;
    color: #d63384;
    margin-bottom: 30px;
    animation: bounce 1s ease infinite;
    position: relative;
    z-index: 10;
}

.congratulation-text {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(214, 51, 132, 0.3);
    font-size: 1.3em;
    line-height: 1.8;
    color: #555;
    margin-bottom: 30px;
    position: relative;
    z-index: 10;
}

.signature {
    font-size: 1.8em;
    color: #d63384;
    font-style: italic;
    margin-top: 30px;
    animation: fadeIn 2s ease;
    position: relative;
    z-index: 10;
}

/* Страница 5 - Финал с салютом */
.page5 {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.firework-title {
    font-size: 3.5em;
    color: #d63384;
    margin-bottom: 40px;
    animation: bounce 1s ease infinite;
    text-shadow: 2px 2px 10px rgba(214, 51, 132, 0.5);
}

.final-message {
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(214, 51, 132, 0.3);
    font-size: 1.3em;
    line-height: 1.8;
    color: #555;
    position: relative;
    z-index: 10;
}

@media (max-width: 768px) {
    .page1 h1 { font-size: 2em; }
    .page2 h2 { font-size: 1.8em; }
    .page3 h2 { font-size: 1.8em; }
    .page4 h2 { font-size: 2em; }
    .firework-title { font-size: 2em; }
    .game-grid { 
        grid-template-columns: repeat(5, 1fr); 
        gap: 5px;
        max-width: 100%;
    }
    .game-card { font-size: 1.5em; }
    .compliments-grid { grid-template-columns: 1fr; gap: 20px; }
    .btn-main { font-size: 1.2em; padding: 15px 40px; }
    .congratulation-text { font-size: 1.1em; padding: 30px 20px; }
    .final-message { font-size: 1.1em; padding: 30px 20px; }
}

@media (max-width: 500px) {
    .game-grid { 
        grid-template-columns: repeat(5, 1fr); 
        gap: 3px;
    }
    .game-card { font-size: 1.3em; border-radius: 4px; }
}