/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --secondary-gradient: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    --accent-gradient: linear-gradient(135deg, #ff9a9e 0%, #fecfef 50%, #fecfef 100%);
    --text-dark: #2d3748;
    --text-light: #4a5568;
    --text-muted: #718096;
    --white: #ffffff;
    --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-strong: 0 30px 60px rgba(0, 0, 0, 0.2);
    --border-radius: 20px;
    --border-radius-large: 30px;
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary-gradient);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* ===== ANIMATED BACKGROUND ===== */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.floating-hearts {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-hearts::before,
.floating-hearts::after {
    content: '💖';
    position: absolute;
    font-size: 20px;
    animation: floatHeart 15s infinite linear;
    opacity: 0.6;
}

.floating-hearts::before {
    left: 10%;
    animation-delay: -5s;
}

.floating-hearts::after {
    left: 80%;
    animation-delay: -10s;
}

.sparkles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.sparkles::before,
.sparkles::after {
    content: '✨';
    position: absolute;
    font-size: 16px;
    animation: sparkle 8s infinite ease-in-out;
    opacity: 0.4;
}

.sparkles::before {
    left: 20%;
    top: 20%;
    animation-delay: -2s;
}

.sparkles::after {
    right: 20%;
    bottom: 20%;
    animation-delay: -6s;
}

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

@keyframes sparkle {
    0%, 100% {
        transform: scale(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        transform: scale(1) rotate(180deg);
        opacity: 0.4;
    }
}

/* ===== MAIN CONTAINER ===== */
.main-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

/* ===== WELCOME SCREEN ===== */
.welcome-screen {
    width: 100%;
    max-width: 500px;
    animation: fadeInScale 0.8s ease-out;
}

.welcome-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-large);
    padding: 60px 40px;
    text-align: center;
    box-shadow: var(--shadow-strong);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.welcome-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    animation: shimmer 3s infinite;
}

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

.logo-section {
    margin-bottom: 50px;
}

.animated-heart {
    font-size: 60px;
    color: #ff6b9d;
    margin-bottom: 20px;
    animation: heartPulse 2s infinite ease-in-out;
    display: inline-block;
}

@keyframes heartPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); filter: brightness(1.2); }
}

.main-title {
    font-family: 'Dancing Script', cursive;
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    line-height: 1.2;
}

.subtitle {
    color: var(--text-light);
    font-size: 1.2rem;
    font-weight: 400;
    opacity: 0.8;
    line-height: 1.5;
}

.input-container {
    margin: 40px 0;
}

.input-wrapper {
    position: relative;
    margin-bottom: 30px;
}

.input-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 18px;
    z-index: 2;
}

#nameInput {
    width: 100%;
    padding: 20px 20px 20px 60px;
    font-size: 1.1rem;
    border: none;
    border-radius: 60px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    outline: none;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    box-shadow: var(--shadow-soft);
}

#nameInput:focus {
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2), var(--shadow-medium);
    transform: translateY(-2px);
}

#nameInput::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.input-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: var(--transition);
    transform: translateX(-50%);
}

#nameInput:focus + .input-line {
    width: 80%;
}

.continue-btn {
    background: var(--primary-gradient);
    border: none;
    padding: 18px 40px;
    border-radius: 60px;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 auto;
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

.continue-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-strong);
}

.continue-btn:active {
    transform: translateY(-1px);
}

.continue-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-icon {
    transition: transform 0.3s ease;
}

.continue-btn:hover .btn-icon {
    transform: translateX(5px);
}

.hint-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 20px;
}

/* ===== JOURNEY SCREEN ===== */
.journey-screen {
    display: none;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.journey-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-large);
    padding: 60px 40px;
    box-shadow: var(--shadow-strong);
}

.loading-hearts {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.heart {
    font-size: 30px;
    animation: heartBounce 1.4s infinite ease-in-out both;
}

.heart-1 { animation-delay: -0.32s; }
.heart-2 { animation-delay: -0.16s; }
.heart-3 { animation-delay: 0s; }
.heart-4 { animation-delay: 0.16s; }

@keyframes heartBounce {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.journey-text {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 30px;
    font-weight: 500;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(102, 126, 234, 0.2);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 3px;
    width: 0%;
    animation: progressFill 3s ease-in-out forwards;
}

@keyframes progressFill {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ===== MESSAGE SCREEN ===== */
.message-screen {
    display: none;
    width: 100%;
    max-width: 800px;
    animation: fadeInScale 0.8s ease-out;
}

.message-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-strong);
}

.message-header {
    background: var(--accent-gradient);
    padding: 40px;
    text-align: center;
    position: relative;
}

.decorative-line {
    width: 60px;
    height: 3px;
    background: var(--white);
    margin: 0 auto 20px;
    border-radius: 2px;
}

.greeting {
    font-family: 'Dancing Script', cursive;
    font-size: 2.8rem;
    color: var(--white);
    font-weight: 600;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.name-highlight {
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.message-content {
    padding: 50px 40px;
}

.message-card {
    position: relative;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.card-glow {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.message-card:hover .card-glow {
    opacity: 0.1;
}

.message-intro {
    text-align: center;
    margin-bottom: 40px;
}

.heart-cluster {
    margin-bottom: 20px;
}

.heart-emoji {
    font-size: 2rem;
    margin: 0 5px;
    display: inline-block;
    animation: floatEmoji 3s ease-in-out infinite;
}

.heart-emoji:nth-child(2) { animation-delay: -1s; }
.heart-emoji:nth-child(3) { animation-delay: -2s; }

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

.message-title {
    font-family: 'Dancing Script', cursive;
    font-size: 2.2rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 20px;
}

.message-body {
    line-height: 1.8;
}

.message-paragraph {
    margin-bottom: 25px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

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

.message-text {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    font-weight: 400;
}

.signature-section {
    margin-top: 40px;
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(102, 126, 234, 0.1);
}

.signature-line {
    width: 80px;
    height: 2px;
    background: var(--primary-gradient);
    margin: 0 auto 20px;
    border-radius: 1px;
}

.signature {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-size: 1rem;
}

.sender-name {
    font-family: 'Dancing Script', cursive;
    font-size: 1.8rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 15px;
}

.signature-heart {
    font-size: 1.5rem;
    animation: heartPulse 2s infinite ease-in-out;
}

/* ===== INTERACTIVE SECTION ===== */
.interactive-section {
    padding: 30px 40px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.emotion-title {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 25px;
    font-weight: 500;
}

.emotion-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
}

.emotion-btn {
    background: var(--white);
    border: 2px solid transparent;
    border-radius: 15px;
    padding: 20px 15px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.emotion-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(102, 126, 234, 0.3);
}

.emotion-btn.selected {
    background: var(--primary-gradient);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.emotion-emoji {
    font-size: 2rem;
    margin-bottom: 5px;
}

.emotion-label {
    font-size: 0.9rem;
    font-weight: 500;
}



/* ===== PAYPAL SPOTLIGHT SECTION ===== */
.paypal-spotlight {
    background: linear-gradient(145deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    padding: 50px 40px;
    position: relative;
    overflow: hidden;
}

.paypal-spotlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="90" r="2.5" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: sparkleMove 20s infinite linear;
    pointer-events: none;
}

@keyframes sparkleMove {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(-100px) translateY(-100px); }
}

.paypal-container {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-large);
    padding: 40px;
    box-shadow: var(--shadow-strong);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

/* PayPal Header */
.paypal-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    text-align: left;
}

.diana-avatar {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.4);
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.diana-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: var(--transition);
}

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

.avatar-glow {
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    opacity: 0.3;
    animation: avatarPulse 3s infinite ease-in-out;
    z-index: -1;
}

@keyframes avatarPulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.1); opacity: 0.6; }
}

.paypal-message {
    flex: 1;
}

.paypal-title {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 700;
}

.paypal-subtitle {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.5;
    opacity: 0.9;
}

/* Benefits Section */
.paypal-benefits {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    margin-bottom: 35px;
    padding: 25px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: var(--border-radius);
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.benefit-item i {
    color: #ff6b9d;
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

/* PayPal Main Button */
.paypal-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.paypal-btn-main {
    background: linear-gradient(135deg, #0070ba, #003087);
    color: var(--white);
    border: none;
    border-radius: 20px;
    padding: 25px 30px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 112, 186, 0.4);
    transition: var(--transition);
    cursor: pointer;
    display: block;
}

.paypal-btn-main:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 112, 186, 0.5);
}

.btn-content {
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    z-index: 2;
}

.btn-icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon-wrapper i {
    font-size: 2rem;
    color: var(--white);
    z-index: 2;
    position: relative;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulseRing 2s infinite ease-out;
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0;
    }
}

.btn-text-wrapper {
    flex: 1;
    text-align: left;
}

.btn-main-text {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--white);
}

.btn-sub-text {
    display: block;
    font-size: 0.9rem;
    opacity: 0.8;
    color: rgba(255, 255, 255, 0.9);
}

/* Sparkles Animation */
.btn-sparkles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.sparkle {
    position: absolute;
    font-size: 16px;
    animation: sparkleFloat 4s infinite ease-in-out;
}

.sparkle-1 {
    top: 20%;
    left: 15%;
    animation-delay: 0s;
}

.sparkle-2 {
    top: 70%;
    right: 20%;
    animation-delay: 1.5s;
}

.sparkle-3 {
    top: 40%;
    right: 15%;
    animation-delay: 3s;
}

@keyframes sparkleFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
        opacity: 1;
    }
}

/* Secondary Button */
.action-btn.secondary-small {
    background: transparent;
    color: var(--text-dark);
    border: 2px solid rgba(102, 126, 234, 0.3);
    padding: 12px 25px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.action-btn.secondary-small:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
    border-color: rgba(102, 126, 234, 0.5);
}

/* Appreciation Note */
.appreciation-note {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid #ff6b9d;
    position: relative;
    margin-top: 25px;
}

.appreciation-note i {
    color: #ff6b9d;
    font-size: 1.2rem;
    margin-bottom: 10px;
    opacity: 0.7;
}

.appreciation-note p {
    font-style: italic;
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.signature {
    font-family: 'Dancing Script', cursive;
    font-size: 1.3rem;
    color: #ff6b9d;
    font-weight: 600;
    display: block;
    text-align: right;
}

/* ===== MESSAGE FOOTER ===== */
.message-footer {
    padding: 20px;
    text-align: center;
    background: rgba(248, 250, 252, 0.8);
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ===== CLICK EFFECTS ===== */
.click-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
}

.click-effect {
    position: absolute;
    font-size: 20px;
    animation: clickFloat 1s ease-out forwards;
    pointer-events: none;
}

@keyframes clickFloat {
    0% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translateY(-50px) scale(1.5);
        opacity: 0;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .main-container {
        padding: 15px;
    }
    
    .welcome-content {
        padding: 40px 30px;
    }
    
    .main-title {
        font-size: 2.8rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .message-container {
        margin: 0;
    }
    
    .message-header {
        padding: 30px 20px;
    }
    
    .greeting {
        font-size: 2.2rem;
    }
    
    .message-content {
        padding: 30px 20px;
    }
    
    .message-card {
        padding: 25px;
    }
    
    .message-title {
        font-size: 1.8rem;
    }
    
    .message-text {
        font-size: 1rem;
    }
    
    .interactive-section {
        padding: 20px;
    }
    
    .emotion-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .emotion-btn {
        padding: 15px 10px;
    }
    

    
    .action-section {
        padding: 20px;
    }
    
    .action-buttons {
        gap: 15px;
    }
    
    .paypal-spotlight {
        padding: 40px 25px;
    }
    
    .paypal-container {
        padding: 35px;
    }
    
    .paypal-header {
        gap: 18px;
    }
    
    .diana-avatar {
        width: 70px;
        height: 70px;
    }
    
    .paypal-title {
        font-size: 1.4rem;
    }
    
    .paypal-benefits {
        padding: 22px;
    }
    
    .paypal-btn-main {
        padding: 22px 25px;
    }
    
    .btn-main-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .welcome-content {
        padding: 30px 20px;
    }
    
    .main-title {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .animated-heart {
        font-size: 40px;
    }
    
    #nameInput {
        padding: 16px 16px 16px 50px;
        font-size: 1rem;
    }
    
    .continue-btn {
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .greeting {
        font-size: 1.8rem;
    }
    
    .message-card {
        padding: 20px;
    }
    
    .message-title {
        font-size: 1.6rem;
    }
    
    .heart-emoji {
        font-size: 1.5rem;
    }
    
    .emotion-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .emotion-btn {
        padding: 12px 8px;
    }
    
    .emotion-emoji {
        font-size: 1.5rem;
    }
    
    .emotion-label {
        font-size: 0.8rem;
    }
    

    
    .paypal-spotlight {
        padding: 30px 15px;
    }
    
    .paypal-container {
        padding: 25px;
    }
    
    .paypal-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .diana-avatar {
        width: 65px;
        height: 65px;
    }
    
    .paypal-title {
        font-size: 1.3rem;
    }
    
    .paypal-subtitle {
        font-size: 0.9rem;
    }
    
    .paypal-benefits {
        padding: 20px;
        gap: 12px;
    }
    
    .benefit-item {
        font-size: 0.85rem;
    }
    
    .paypal-btn-main {
        padding: 20px 20px;
    }
    
    .btn-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .btn-text-wrapper {
        text-align: center;
    }
    
    .btn-main-text {
        font-size: 1.1rem;
    }
    
    .btn-sub-text {
        font-size: 0.85rem;
    }
    
    .appreciation-note {
        padding: 20px;
    }
    
    .appreciation-note p {
        font-size: 0.9rem;
    }
    
    .signature {
        font-size: 1.1rem;
    }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
    display: none !important;
}

.fade-out {
    opacity: 0;
    transform: translateY(-20px);
    transition: var(--transition);
}

.fade-in {
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition);
}