* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    /* Soft romantic gradient */
    background: linear-gradient(135deg, #fbc2eb 0%, #a6c1ee 100%);
    overflow: hidden;
}

.container {
    position: relative;
    width: 90%;
    max-width: 500px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Glassmorphism Cards */
.screen {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.35);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 40px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(40px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.screen.active {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

h1 {
    font-size: 2.2rem;
    color: #333;
    margin-bottom: 15px;
    font-weight: 700;
}

p {
    font-size: 1.15rem;
    color: #555;
    margin-bottom: 35px;
    line-height: 1.6;
}

/* Buttons */
.btn {
    padding: 14px 35px;
    font-size: 1.15rem;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    outline: none;
}

.btn:active {
    transform: scale(0.92);
}

.primary-btn {
    background: #ff758c;
    color: white;
    box-shadow: 0 4px 15px rgba(255, 117, 140, 0.4);
}

.primary-btn:hover {
    background: #ff5e78;
    box-shadow: 0 8px 25px rgba(255, 117, 140, 0.5);
    transform: translateY(-2px);
}

.secondary-btn {
    background: white;
    color: #ff758c;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.secondary-btn:hover {
    background: #fdfdfd;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Proposal Screen */
.proposal-screen .button-group {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    position: relative;
    width: 100%;
    justify-content: center;
    height: 55px; /* Fixed height so parent doesn't collapse */
}

.yes-btn {
    background: #4ade80;
    color: white;
    box-shadow: 0 4px 15px rgba(74, 222, 128, 0.4);
    width: 120px;
    z-index: 10;
}

.yes-btn:hover {
    background: #22c55e;
    box-shadow: 0 8px 25px rgba(74, 222, 128, 0.5);
    transform: translateY(-2px);
}

.no-btn {
    background: #f87171;
    color: white;
    box-shadow: 0 4px 15px rgba(248, 113, 113, 0.4);
    width: 120px;
    position: relative;
    transition: top 0.3s cubic-bezier(0.25, 1, 0.5, 1), left 0.3s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: 100;
}

.no-btn:hover {
    background: #ef4444;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

.heart-pulse {
    animation: pulse 1.5s infinite;
    color: #ff477e;
}

.success-screen h1 {
    color: #ff477e;
}