/* Color Palette & Variables */
:root {
    --soft-sand: #f4f1eb;
    --pale-sage: #bccbba;
    --deep-charcoal: #2c3e50;
    --deep-indigo: #1b263b;
    --white: #ffffff;
    
    --font-heading: 'Cinzel', serif;
    --font-body: 'Lato', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--soft-sand);
    color: var(--deep-charcoal);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--deep-indigo);
    margin-bottom: 10px;
}

/* Hero Section */
.hero {
    background-color: var(--deep-indigo);
    color: var(--soft-sand);
    text-align: center;
    padding: 6rem 20px;
}

.hero .title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.hero .subtitle {
    font-size: 1.8rem;
    font-weight: 300;
    margin-bottom: 20px;
    color: var(--pale-sage);
}

.hero .author {
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Breathing Widget */
.synchronization {
    padding: 5rem 0;
    background-color: var(--white);
    text-align: center;
}

.breathing-widget {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
}

.breathing-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: var(--pale-sage);
    transition: transform 4s ease-in-out, background-color 4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(188, 203, 186, 0.4);
}

/* JS Animation Classes */
.circle-inhale {
    transform: scale(1.5);
    background-color: var(--pale-sage);
    transition: transform 4s ease-in-out;
}

.circle-hold {
    transform: scale(1.5);
    background-color: #a3b5a1; /* slightly darker sage */
    transition: transform 2s linear, background-color 2s linear;
}

.circle-exhale {
    transform: scale(1);
    background-color: var(--pale-sage);
    transition: transform 6s ease-in-out;
}

.breathing-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--deep-charcoal);
    letter-spacing: 1px;
}

/* Grids & Cards */
.bg-sage {
    background-color: var(--pale-sage);
    color: var(--deep-charcoal);
}

.protocol {
    padding: 5rem 0;
}

.perspectives {
    padding: 5rem 0;
}

.grid-5 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card.outline {
    background: transparent;
    border: 1px solid var(--deep-indigo);
    box-shadow: none;
}

.card h3 {
    font-family: var(--font-heading);
    color: var(--deep-indigo);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.card h4 {
    margin-bottom: 15px;
    font-size: 1rem;
    font-weight: 700;
}

.card p {
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background-color: var(--deep-indigo);
    color: var(--soft-sand);
    text-align: center;
    padding: 2rem 0;
}