/*
    Hestia's Definitive Blueprint for the "Philosophy" Sanctuary (Unabridged)
    -------------------------------------------------------------------------
    File: philosophy.css
    Role: To create a sacred space that enshrines the Triune soul of EGIC, entirely self-contained.
*/

/* --- [O] Global Elements for Harmony (Minimal & Necessary) --- */
:root {
    --color-primary: #005a9e;
    --color-secondary: #ff9800;
    --color-text: #333333;
    --color-background: #f8f9fa;
    --font-family-base: 'Noto Sans JP', sans-serif;
    --font-family-title: 'Roboto', sans-serif;
}
.container {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 2rem;
    padding-right: 2rem;
}
@media (max-width: 768px) {
    .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}


/* --- [I] The Sanctuary Gate: Hero Section (Perfected) --- */
.hero-philosophy {
    min-height: 400px;
    background-image: linear-gradient(to top, rgba(10, 30, 50, 0.8), rgba(40, 60, 80, 0.4)), url('../images/common/philosophy-hero.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    padding: 4rem 0;
}
.hero-philosophy .hero-project-content {
    text-align: left;
    color: white;
}
.hero-philosophy .project-title {
    font-family: var(--font-family-title);
    font-size: clamp(3rem, 6vw, 4.5rem);
    text-shadow: 0 5px 20px rgba(0,0,0,0.5);
    margin: 0;
    border-left: 4px solid var(--color-secondary);
    padding-left: 1.5rem;
}
.hero-philosophy .project-catchcopy {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-top: 1rem;
    padding-left: calc(1.5rem + 4px);
}


/* --- [II] The Journey Through the Layers --- */
.layer {
    padding: 5rem 0;
}
.layer-title {
    text-align: center;
    font-size: 2.5rem;
    margin: 0 0 3rem 0;
    color: var(--color-primary);
}
.layer-title span {
    display: block;
    font-size: 1rem;
    font-weight: normal;
    color: #777;
    margin-top: 0.5rem;
}
.intro-dialogue {
    max-width: 700px;
    margin: 0 auto 3rem auto;
}
.dialogue-turn {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}
.dialogue-turn img {
    height: 60px;
    flex-shrink: 0;
}
.dialogue-turn p {
    margin: 0;
    padding: 1rem;
    border-radius: 10px;
    line-height: 1.6;
}
.dialogue-turn strong {
    font-weight: bold;
}
.correct-turn p { background-color: #e3f2fd; }
.chisai-turn p { background-color: #fffde7; }
.connect-turn p { background-color: #fff3e0; }


/* --- [III] Layer 1: 行動原理 (The Constitution) --- */
.layer-1 { background-color: #ffffff; }
.principles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}
@media (max-width: 768px) {
    .principles-grid {
        grid-template-columns: 1fr;
    }
}
.principle-card {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
    border-left: 5px solid var(--color-primary);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.principle-card h3 {
    font-family: var(--font-family-title);
    font-size: 1.5rem;
    margin: 0 0 0.5rem 0;
}
.principle-card p {
    margin: 0;
    line-height: 1.7;
    font-size: 0.9rem;
    color: #555;
}


/* --- [IV] Layer 2: 中核理念 (The Four Pillars) --- */
.layer-2 { background-color: #f8f9fa; }
.philosophy-core {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
@media (max-width: 992px) {
    .philosophy-core {
        grid-template-columns: 1fr;
    }
}
.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.grid-item {
    aspect-ratio: 1 / 1;
    background-color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 1rem;
    border: 3px solid transparent;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}
.grid-item:hover { transform: translateY(-5px); }
.grid-item.active { box-shadow: 0 10px 30px rgba(0,0,0,0.1); transform: scale(1.05); }

.grid-item .item-number { display: block; font-family: var(--font-family-title); font-size: 2rem; margin-bottom: 0.5rem; }
.grid-item .item-title { font-size: 1.5rem; margin: 0; }
.grid-item .item-subtitle { font-size: 0.8rem; color: #777; margin-top: 0.25rem; }

/* 4つの理念の“魂の色” */
.item-chisai { color: #1e88e5; }
.item-chisai.active { border-color: #1e88e5; }
.item-gensai { color: #43a047; }
.item-gensai.active { border-color: #43a047; }
.item-josai { color: #fb8c00; }
.item-josai.active { border-color: #fb8c00; }
.item-josai-remove { color: #e53935; }
.item-josai-remove.active { border-color: #e53935; }

.philosophy-details {
    position: relative;
    min-height: 300px;
    background-color: #ffffff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}
.detail-content {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s, transform 0.5s;
    transform: translateY(20px);
}
.detail-content.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.detail-content h4 { font-size: 1.3rem; margin-top: 0; }
.detail-content p { line-height: 1.8; }


/* --- [V] Layer 3: 究極目標 (The North Star) --- */
.layer-3 { background-color: #ffffff; }
.goals-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
@media (max-width: 992px) {
    .goals-grid {
        grid-template-columns: 1fr;
    }
}
.goal-card {
    background: linear-gradient(135deg, #e3f2fd, #f8f9fa);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    text-align: center;
    border-top: 4px solid var(--color-primary);
}
.goal-card h3 {
    font-family: var(--font-family-title);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 0 0 1rem 0;
}
.goal-card p {
    margin: 0;
    line-height: 1.7;
    font-size: 0.9rem;
}