/*
 * COLORS PALETTE
 * --color-primary: Deep Teal/Blue (Understanding, Depth)
 * --color-secondary: Light Sky Blue (Clarity, Openness) -> Ajustat pentru a fi mai soft
 * --color-accent: Soft Green (Compassion, Growth)
 * --color-text: Dark Navy
 * --color-light: Off-White/Smoke
*/
:root {
    --color-primary: #00798C;
    --color-secondary: #E0F0F0; 
    --color-accent: #2D6A56; 
    --color-text: #2C3E50; 
    --color-light: #F4F7F9; 
    --color-shadow: rgba(0, 0, 0, 0.1);
    
    --font-serif: 'Playfair Display', Georgia, serif; 
    --font-sans: 'Roboto', Helvetica, Arial, sans-serif; 
}

/* Base Styles & Typography */
body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text);
    background-color: white;
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-primary);
    line-height: 1.2;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

/* ACCESSIBILITY: Improved focus state for links */
a:hover, a:focus {
    color: var(--color-primary);
    text-decoration: underline;
    outline: 2px solid var(--color-primary); /* For keyboard users */
    outline-offset: 2px;
}

.hero-section {
    background: linear-gradient(135deg, var(--color-primary), #00A6A6);
    color: var(--color-light);
    padding: 4rem 1rem 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: white; 
}

.hero-section p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

.header-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px; 
    background: var(--color-light);
    clip-path: ellipse(100% 100px at 50% 100%);
    z-index: 1;
}


#main-nav {
    position: sticky;
    top: 0;
    z-index: 50; 
    background-color: var(--color-primary); 
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2); 
    text-align: center;
    padding: 0; 
}

#main-nav ul {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    max-width: 1200px; 
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

#main-nav li a {
    display: block;
    padding: 1rem 1.5rem; 
    color: var(--color-light); 
    font-weight: 500;
    text-transform: uppercase; 
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    transition: background-color 0.3s, color 0.3s;
    border-bottom: none;
}

#main-nav li a:hover, #main-nav li a:focus {
    /* Soft Green la hover */
    background-color: var(--color-accent); 
    color: white;
    text-decoration: none;
    outline: 2px solid var(--color-secondary); 
    outline-offset: -2px;
}

.hidden-checkbox {
    display: none;
}


/* Main Content Layout */
main {
    max-width: 1200px;
    margin: 0 auto 2rem; 
    padding: 0 1.5rem;
    position: relative;
    background-color: white; 
    border-radius: 8px;
}

.content-block {
    padding: 4rem 0;
}

.secondary-bg {
    background-color: var(--color-secondary); 
    margin: 0 -1.5rem; 
    padding: 4rem 1.5rem;
}

.section-title {
    font-size: 2.2rem;
    border-bottom: 3px solid var(--color-accent);
    padding-bottom: 0.5rem;
    margin-bottom: 3rem;
}

.icon-left {
    margin-right: 0.8rem;
    color: var(--color-accent);
}

.card, .type-card, .context-card, .perspective-card {
    background-color: white;
    border-radius: 10px; /* Margini puțin mai rotunjite */
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08); 
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover, .type-card:hover, .context-card:hover, .perspective-card:hover {
    transform: translateY(-4px); 
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.definition-card {
    border-left: 5px solid var(--color-primary);
}

blockquote {
    font-style: italic;
    margin: 1rem 0;
    padding-left: 1.5rem;
    border-left: 3px solid var(--color-accent);
    color: var(--color-text);
}

blockquote footer {
    margin-top: 10px;
    font-size: 0.9rem;
    font-style: normal;
}

.etymology-block {
    margin: 2rem 0;
}

/* Empathy Types Grid */
.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 2rem;
}

.type-card h4 {
    margin-top: 0;
    color: var(--color-primary); 
    font-weight: 700; 
}

.affective { border-bottom: 4px solid #F0A38D; }
.cognitive { border-bottom: 4px solid #00A6A6; }
.compassionate { border-bottom: 4px solid var(--color-accent); }


/* Personal Narrative Section */
.personal-points {
    display: flex;
    gap: 20px;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.point-item {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 1.5rem;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.8); 
}

.point-item i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.insight-text {
    font-style: italic;
    font-size: 1.1rem;
    text-align: center;
    margin-top: 3rem;
    padding: 1rem;
    background-color: rgba(58, 137, 112, 0.1);
    border-radius: 5px;
}

/* Contextual Exploration Grid */
.context-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 2rem;
}

.context-card i {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.manifest-list {
    font-size: 0.9rem;
    color: #666;
}

/* User Perspectives */
.perspective-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 2rem;
}

.perspective-card {
    border-top: 5px solid var(--color-accent);
}

.perspective-card h4 {
    color: var(--color-accent);
}

.perspective-card i {
    margin-right: 0.5rem;
    color: var(--color-primary);
}

/* Footer */
footer {
    background-color: var(--color-text);
    color: var(--color-light);
    text-align: center;
    padding: 1.5rem 1rem;
    font-size: 0.9rem;
}

footer a {
    color: var(--color-secondary);
}


.etymology-diagram {
    display: flex;
    justify-content: center; 
    align-items: stretch; 
    flex-wrap: wrap; 
    margin-top: 2rem;
    padding: 1rem 0;
}

.etymology-step {
    flex: 1;
    min-width: 280px; 
    max-width: 350px; 
    padding: 1.8rem; 
    margin: 10px; 
    border: 1px solid var(--color-secondary); 
    border-radius: 10px;
    position: relative;
    background-color: var(--color-light); 
    text-align: left; 
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08); 
    transition: transform 0.3s ease, box-shadow 0.3s ease; 
}

.etymology-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.12);
}

.etymology-step h4 {
    color: var(--color-primary); 
    margin-top: 0;
    margin-bottom: 0.8rem; 
    font-size: 1.1rem; 
    border-bottom: 1px solid rgba(0, 121, 140, 0.2); 
    padding-bottom: 0.5rem;
}

.etymology-step p {
    margin: 0.7rem 0; 
    font-size: 0.95rem;
    color: var(--color-text);
}

.etymology-step.greek {
    background-color: #F8F2ED; 
    border-color: #A34A2E; 
}
.etymology-step.german {
    background-color: #EBF3F5; 
    border-color: #2D3A4B;
}
.etymology-step.english {
    background-color: #EBF8F2; 
    border-color: var(--color-accent);
}


/* Arrow between steps */
.etymology-step .fa-arrow-right {
    position: absolute;
    top: 50%;
    right: -25px; 
    transform: translateY(-50%);
    color: var(--color-primary);
    font-size: 1.5rem; 
    z-index: 5;
}

.etymology-step:last-child .fa-arrow-right {
    display: none;
}

.history-note {
    font-size: 0.95rem;
    color: #555; 
    margin-top: 3rem; 
    padding-top: 1.5rem; 
    border-top: 1px dashed #bbb; 
    clear: both; 
    text-align: center; 
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}


/* --- Responsive Design (Adaptive Web Design) --- */

/* Ajustări generale pentru ecrane mici */
@media (max-width: 900px) {
    
    .hero-section {
        padding-bottom: 4rem;
        padding-top: 4rem; 
    }
    
    .header-wave {
        display: none;
    }
    
    main {
        padding-top: 0; 
        margin-top: 0;
    }

    .etymology-diagram {
        flex-direction: column;
        align-items: center;
    }
    
    .etymology-step {
        margin: 15px 0; 
        min-width: 90%; 
        max-width: 90%;
    }

    .etymology-step .fa-arrow-right {
        transform: translateX(-50%) rotate(90deg); 
        bottom: -35px; 
        top: auto;
        left: 50%;
        right: auto; 
        font-size: 1.8rem; 
    }
    
    #main-nav li a {
        padding: 0.7rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 600px) {
    .hero-section h1 {
        font-size: 2.2rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    
    .personal-points {
        flex-direction: column;
    }
    
    .types-grid, .context-grid, .perspective-cards {
        gap: 15px;
    }
    
    #main-nav ul {
        justify-content: space-around;
        padding: 0.5rem 0;
    }
    
    #main-nav li a {
        padding: 0.5rem 0.5rem;
        font-size: 0.75rem; 
        text-transform: none;
    }
}

.empathy-visual {
    margin: 3rem auto;
    max-width: 800px;
    text-align: center;
    overflow: hidden; /*: previne "ieșirea" marginilor scalate din container */
    border-radius: 12px;
}

.empathy-visual img {
    width: 100%;
    height: auto;
    display: block;
    filter: blur(4px); 
    
    /* Scalare pentru a elimina marginile albe/transparente create de blur */
    transform: scale(1.05); 
    
    transition: filter 0.5s ease; /* clarificare la hover */
}

/* Imaginea devine clară când pui mouse-ul pe ea */
.empathy-visual:hover img {
    filter: blur(0);
    transform: scale(1);
}

.empathy-visual figcaption {
    margin-top: 0.8rem;
    font-size: 0.9rem;
    color: #555;
    font-style: italic;
}

.video-section {
    text-align: center;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; 
    height: 0;
    overflow: hidden;
    max-width: 900px;
    margin: 2rem auto;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-caption {
    max-width: 700px;
    margin: 1rem auto 0;
    font-size: 0.95rem;
    color: #555;
    font-style: italic;
}