/* 
 * PRISMA GRAFISK PROFIL - CSS VARIABLER 
 * Baserat på PDF s. 6-7
 */
:root {
    /* Färger konverterade från CMYK i PDF */
    --prisma-teal: #2B9E9C;      /* Primär */
    --prisma-rust: #BD4F20;      /* Sekundär */
    --prisma-beige: #DAE0C1;     /* Ljus komplement */
    --prisma-dark: #4D4D4D;      /* Text (70% svart) */
    --prisma-white: #ffffff;
    
    /* Typsnitt */
    --font-header: 'Montserrat', sans-serif; /* Ersätter Futura Std Heavy */
    --font-body: 'Georgia', serif;           /* Enligt PDF s. 6 */
    --font-ui: 'Montserrat', sans-serif;     /* För knappar/nav/kortare text */
}

body {
    font-family: var(--font-body);
    color: var(--prisma-dark);
    line-height: 1.6;
    background-color: #f9f9f9;
}

/* --- TYPOGRAFI --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-header);
    font-weight: 800; /* Heavy */
    color: var(--prisma-teal);
    margin-bottom: 1rem;
}

h2 { text-transform: none; } /* PDF visar Sentence case oftast */

.text-rust { color: var(--prisma-rust) !important; }
.text-teal { color: var(--prisma-teal) !important; }

/* --- NAVIGATION --- */
.navbar {
    background-color: var(--prisma-white);
    border-bottom: 4px solid var(--prisma-teal);
    padding: 1rem 0;
}

.navbar-brand {
    font-family: var(--font-header);
    font-weight: 800;
    color: var(--prisma-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-link {
    font-family: var(--font-ui);
    font-weight: 600;
    color: var(--prisma-dark);
    text-transform: uppercase;
    font-size: 0.9rem;
}

.nav-link:hover, .nav-link.active {
    color: var(--prisma-rust);
}

/* --- BUTTONS --- */
.btn-primary {
    background-color: var(--prisma-teal);
    border-color: var(--prisma-teal);
    font-family: var(--font-ui);
    font-weight: 600;
    border-radius: 0; /* Skarpare hörn enligt "Scandi" stil */
    padding: 0.6rem 1.5rem;
}
.btn-primary:hover {
    background-color: #238583;
    border-color: #238583;
}

.btn-secondary {
    background-color: var(--prisma-rust);
    border-color: var(--prisma-rust);
    font-family: var(--font-ui);
    font-weight: 600;
    color: white;
    border-radius: 0;
}
.btn-secondary:hover {
    background-color: #a0421b;
    border-color: #a0421b;
}

/* --- HERO SECTION (F-01, F-02) --- */
.hero-section {
    position: relative;
    /* Placeholder bild som simulerar historisk svartvit bild */
    background-image: url('https://images.unsplash.com/photo-1517173595598-a8326e0e026f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    min-height: 500px;
    display: flex;
    align-items: center;
}

/* Multiplicera färglager enligt PDF s. 7 */
.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--prisma-teal);
    opacity: 0.85; 
    mix-blend-mode: multiply; /* PDF-krav: Multiplicera lager */
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
}

.hero-content h1 { color: white; font-size: 3rem; }
.hero-content p { font-size: 1.25rem; font-family: var(--font-body); }

/* --- NYHETER & CARDS (F-03, F-06) --- */
.card {
    border: none;
    border-radius: 0;
    background-color: white;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.2s;
    /* height: 100%; */
    position: relative;
    z-index: 1;
}
.card:hover { transform: translateY(-5px); }

.card-img-top {
    height: 200px;
    object-fit: cover;
    border-radius: 0;
    /* PDF: Svartvita bilder med färglager ibland. Här kör vi gråskala på hover */
    filter: grayscale(0%);
    transition: filter 0.3s;
}
.card:hover .card-img-top { filter: grayscale(100%); }

.card-body { padding: 1.5rem; }
.card-date {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: var(--prisma-rust);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    display: block;
}
.card-title { font-size: 1.3rem; color: var(--prisma-dark); }
.card-text { font-size: 0.95rem; }

/* --- KALENDARIUM (F-04, F-09) --- */
.calendar-badge {
    background-color: var(--prisma-beige);
    color: var(--prisma-dark);
    font-family: var(--font-header);
    text-align: center;
    padding: 10px;
    min-width: 80px;
}
.calendar-day { font-size: 1.8rem; display: block; line-height: 1; }
.calendar-month { font-size: 0.8rem; text-transform: uppercase; font-weight: 600; }

.event-item {
    border-left: 4px solid var(--prisma-teal);
    background: white;
    margin-bottom: 1rem;
    transition: border-left-color 0.2s;
}
.event-item:hover { border-left-color: var(--prisma-rust); }

/* --- SEKTIONER --- */
.bg-beige { background-color: var(--prisma-beige); }
.section-padding { padding: 4rem 0; }

/* --- KONTAKTFORMULÄR (F-14) --- */
.form-control, .form-select {
    border-radius: 0;
    border: 1px solid #ccc;
    padding: 0.8rem;
    font-family: var(--font-ui);
}
.form-control:focus {
    border-color: var(--prisma-teal);
    box-shadow: 0 0 0 0.25rem rgba(43, 158, 156, 0.25);
}

/* --- FOOTER --- */
footer {
    background-color: var(--prisma-dark);
    color: white;
    padding: 3rem 0;
    font-family: var(--font-ui);
    position: relative;
    z-index: 10;
}
footer a { color: var(--prisma-beige); text-decoration: none; }
footer h5 { color: var(--prisma-beige); }

/* --- ARTICLE PAGE SPECIFIC --- */
.article-header {
    background-color: var(--prisma-beige);
    padding: 3rem 0 2rem;
}

.article-meta {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    color: var(--prisma-rust);
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content img {
    max-width: 100%;
    height: auto;
    margin: 2rem 0;
}

/* --- BREADCRUMB --- */
.breadcrumb {
    background-color: transparent;
    padding: 1rem 0;
    font-family: var(--font-ui);
    font-size: 0.85rem;
}

.breadcrumb-item a {
    color: var(--prisma-teal);
    text-decoration: none;
}

.breadcrumb-item.active {
    color: var(--prisma-dark);
}