/* Magic Love Letter Generator - Main Styles */

:root {
    --primary-purple: #6A0DAD;
    --secondary-purple: #9B30FF;
    --romantic-red: #FF2E63;
    --soft-pink: #FF6EC7;
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --text-dark: #2C1810;
    --text-purple: #4A0E4A;
    --shadow-soft: 0 8px 32px rgba(106, 13, 173, 0.1);
    --shadow-romantic: 0 0 30px rgba(255, 46, 99, 0.3);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.magic-love-letter-container {
    position: relative;
    min-height: 100vh;
    width: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #fff0f5 0%, #fff5f8 50%, #fae9ff 100%);
    font-family: 'Segoe UI', 'Arial', sans-serif;
}

/* Canvas Animations */
#roses-canvas,
#petals-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Floating Hearts */
.floating-hearts {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.heart {
    position: absolute;
    font-size: 20px;
    color: var(--romantic-red);
    opacity: 0.6;
    animation: floatHeart 8s linear infinite;
    filter: drop-shadow(0 0 10px rgba(255, 46, 99, 0.5));
}

@keyframes floatHeart {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100px) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

/* Romantic Quote */
.romantic-quote-container {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}

.romantic-quote {
    font-size: 1.2rem;
    color: var(--text-purple);
    font-style: italic;
    animation: quoteFade 15s infinite;
    text-shadow: 2px 2px 4px rgba(255, 110, 199, 0.2);
}

@keyframes quoteFade {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Main Wrapper */
.love-letter-wrapper {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Glowing Heading */
.glowing-heading {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-purple), var(--romantic-red), var(--soft-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glowPulse 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(255, 46, 99, 0.5));
}

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(255, 46, 99, 0.3)); }
    50% { filter: drop-shadow(0 0 40px rgba(255, 110, 199, 0.6)); }
}

.subtitle {
    text-align: center;
    color: var(--text-purple);
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Glass Effect */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
}

/* Form Card */
.form-card {
    padding: 40px;
    margin-bottom: 40px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.form-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-romantic);
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    flex: 1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-purple);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 110, 199, 0.3);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--soft-pink);
    box-shadow: 0 0 20px rgba(255, 110, 199, 0.4);
}

/* Generate Button */
.generate-btn {
    position: relative;
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 50px;
    background: linear-gradient(45deg, var(--primary-purple), var(--romantic-red), var(--soft-pink));
    color: white;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 46, 99, 0.4);
}

.generate-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 25px rgba(255, 46, 99, 0.6);
}

.pulse-animation {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 46, 99, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(255, 46, 99, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 46, 99, 0); }
}

.btn-sparkle {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.8) 0%, transparent 70%);
    opacity: 0;
    animation: sparkle 3s infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 0; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(2); }
}

/* Letter Container */
.letter-container {
    position: relative;
    padding: 40px;
    margin-top: 40px;
    background: rgba(255, 255, 255, 0.3);
    animation: glowBorder 2s ease-in-out infinite, fadeInUp 0.6s ease;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

@keyframes glowBorder {
    0%, 100% { box-shadow: 0 0 20px rgba(255, 110, 199, 0.3); }
    50% { box-shadow: 0 0 40px rgba(255, 46, 99, 0.6); }
}

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

.letter-content {
    line-height: 1.8;
    color: var(--text-dark);
}

.letter-header {
    margin-bottom: 30px;
}

.letter-greeting {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-purple);
    display: block;
}

.letter-body {
    font-size: 1.1rem;
    margin-bottom: 30px;
    white-space: pre-line;
}

.letter-footer {
    text-align: right;
    font-style: italic;
    color: var(--text-purple);
    border-top: 2px dashed var(--soft-pink);
    padding-top: 20px;
    margin-top: 20px;
}

/* Typing Animation */
.typing-animation {
    overflow: hidden;
    border-right: 2px solid var(--soft-pink);
    white-space: pre-line;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { max-height: 0; }
    to { max-height: 1000px; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--soft-pink); }
}

/* Share Buttons */
.share-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    animation: slideUp 0.5s ease;
}

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

.share-btn {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: lightpink;
    cursor: pointer;
    display: overflow;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.share-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(255, 110, 199, 0.5);
}

.share-btn svg {
    width: 24px;
    height: 24px;
}

.share-btn.whatsapp:hover { background: #25D366; color: white; }
.share-btn.facebook:hover { background: #1877F2; color: white; }
.share-btn.twitter:hover { background: #1DA1F2; color: white; }
.share-btn.copy:hover { background: var(--primary-purple); color: white; }
.share-btn.download:hover { background: var(--romantic-red); color: white; }

.copy-message {
    text-align: center;
    margin-top: 15px;
    color: var(--primary-purple);
    font-weight: 600;
    animation: fadeIn 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .glowing-heading {
        font-size: 2rem;
    }
    
    .form-row {
        flex-direction: form-row;
        gap: 15px;
    }
    
    .form-card {
        padding: 25px;
    }
    
    .letter-container {
        padding: 25px;
    }
    
    .share-buttons {
        flex-wrap: wrap;
    }
    
    .share-btn {
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .glowing-heading {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .form-card {
        padding: 20px;
    }
    
    .letter-greeting {
        font-size: 1.4rem;
    }
    
    .letter-body {
        font-size: 1rem;
    }
}

/* Animation Classes */
.sparkle-effect {
    position: relative;
    overflow: hidden;
}

.sparkle-effect::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    animation: rotateSparkle 4s linear infinite;
}

@keyframes rotateSparkle {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}