:root {
    --bg-color: #F4F4F4;
    --text-color: #333333;
    --sub-text-color: #666666;
    --btn-border: #000000;
    --accent-color: #111111;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    user-select: none;
    -webkit-user-select: none;
    overflow: hidden;
}

#app {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* Start View */
#start-view {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3.5rem;
    /* Increased spacing further */
    position: absolute;
    width: 100%;
}

.onboarding-text {
    font-size: 1.15rem;
    /* Slightly larger */
    color: var(--sub-text-color);
    font-weight: 400;
    margin: 0;
    opacity: 0.85;
    /* Slightly subtler */
    letter-spacing: 0.01em;
}

#reset-btn {
    background-color: transparent;
    color: var(--text-color);
    border: 1.5px solid var(--btn-border);
    /* Slightly thicker premium feel */
    padding: 1rem 3.5rem;
    /* Standard comfortable sizing */
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-transform: uppercase;
    border-radius: 8px;
    /* Slightly more rounded */
    min-width: 160px;
    position: relative;
    overflow: hidden;
}

#reset-btn:hover {
    background-color: rgba(0, 0, 0, 0.03);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    /* Smoother shadow */
}

#reset-btn:active {
    transform: scale(0.96) translateY(1px);
    /* More tactile feel */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    background-color: rgba(0, 0, 0, 0.06);
}

/* Ritual View */
#ritual-container {
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

#breath-text {
    font-size: 1.75rem;
    /* Larger breath text */
    font-weight: 300;
    color: var(--text-color);
    letter-spacing: 0.03em;
    opacity: 0;
    /* Managed by JS/Animation */
}

/* CBT Label - Bottom Right */
#cbt-container {
    position: absolute;
    bottom: 2.5rem;
    /* Slightly more confident positioning */
    right: 2.5rem;
    text-align: right;
}

#cbt-label {
    font-size: 0.8rem;
    color: #999;
    /* Low contrast */
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: lowercase;
    opacity: 0.7;
    /* Lower opacity for softness */
}

/* Utilities */
.hidden {
    opacity: 0 !important;
    pointer-events: none;
    visibility: hidden;
    /* Ensure it doesn't block clicks */
}

.fade-transition {
    transition: opacity 1s ease-in-out;
}

/* Breathing Animations */
/* We will handle opacity transitions in CSS, scale in keyframes */

.breath-anim {
    transition: transform 6s ease-in-out, opacity 1s ease-in-out;
    /* Base transition, overriden by specific classes if needed */
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}