:root {
    /* Oficjalna paleta barw Uniwersytetu Warszawskiego */
    --uw-navy: #00447C;       /* Granat UW (Pantone 295) */
    --uw-blue: #0092CE;       /* Błękit UW (Pantone 2925) */
    --uw-gold: #B4975A;       /* Złoto/Mosiądz UW (Pantone 872) */
    --uw-light-gray: #f4f6f8; /* Tło strony */
    --uw-border: #d0d7de;     /* Kolor ramek */
    --text-color: #222222;
    --white: #ffffff;
}

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

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.4;
    color: var(--text-color);
    background-color: var(--uw-light-gray);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Nagłówek */
header {
    background-color: var(--uw-light-gray);
    background-image: url("Tlo.png");
    background-size: 100%;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--uw-navy);
    padding: 2rem 0;
    border-bottom: 4px solid var(--uw-gold);
}

.header-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
 /*   text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);*/
}

.header-logos {
    display: flex;
    align-items: center;
    gap: 5px;
}

.header-logos img {
    height: 80px;
    width: auto;
  /* background-color: rgba(255, 255, 255, 0.95);
    padding: 6px;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);*/
}

.header-text h1 {
    font-size: 1.8rem;
    color: var(--text-color);
}

.header-text p {
    font-size: 0.95rem;
    color: var(--text-color);
}

/* Nawigacja / Menu */
nav {
    background-color: var(--uw-navy);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
    position: relative;
    z-index: 1000;
}

nav ul {
    display: flex;
    list-style: none;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

nav li {
    position: relative;
}

nav a {
    display: block;
    color: var(--white);
    text-decoration: none;
    padding: 12px 20px;
    font-weight: bold;
    transition: background-color 0.2s ease;
}

nav a:hover, nav a.active {
    background-color: var(--uw-blue);
}

/* Rozwijane menu (Dropdown) */
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--uw-navy);
    min-width: 180px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    list-style: none;
    padding: 0;
}

.dropdown-menu li {
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.dropdown-menu a {
    padding: 10px 15px;
    font-size: 0.95rem;
    font-weight: normal;
}

nav li.dropdown:hover .dropdown-menu {
    display: block;
}

/* Główny kontener treści */
main {
    max-width: 1100px;
    margin: 5px auto;
    padding: 0 10px;
    flex: 1;
    width: 100%;
}

.page-section {
    background-color: var(--white);
    padding: 10px;
    border-radius: 3px;
    border: 1px solid var(--uw-border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

h2 {
    color: var(--uw-navy);
    border-bottom: 2px solid var(--uw-gold);
    padding-bottom: 8px;
    margin-bottom: 20px;
}

h3 {
    color: var(--uw-blue);
    margin: 15px 0 10px 0;
}

/* Wyszukiwarka */
.search-container {
    margin-bottom: 20px;
}

.search-box {
    padding: 10px 14px;
    width: 100%;
    max-width: 350px;
    border: 2px solid var(--uw-border);
    border-radius: 4px;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
}

.search-box:focus {
    border-color: var(--uw-blue);
}

/* Tabele */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

table th, table td {
    border: 1px solid var(--uw-border);
    padding: 2px 2px;
    text-align: left;
}

table th {
    background-color: var(--uw-navy);
    color: var(--white);
    font-weight: bold;
}

table tr:nth-child(even) {
    background-color: #f8fafc;
}

table tr:hover {
    background-color: #eef5fc;
}

table a {
    color: var(--uw-navy);
    text-decoration: none;
    font-weight: bold;
}

table a:hover {
    color: var(--uw-blue);
    text-decoration: underline;
}

/* Stopka */
footer {
    background-color: var(--uw-navy);
    color: var(--white);
    text-align: center;
    padding: 5px 0;
    margin-top: 30px;
    font-size: 0.9rem;
    border-top: 3px solid var(--uw-gold);
}

/* RWD dla urządzeń mobilnych */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        text-align: center;
    }
    nav ul {
        flex-direction: column;
    }
    nav a {
        padding: 10px 5px;
    }
    .dropdown-menu {
        position: static;
        box-shadow: none;
        background-color: #00335e;
        padding-left: 15px;
    }
}
/* Przełącznik języków w nagłówku */
.header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1px;
}

.lang-switch {
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--white);
    background-color: rgba(0, 0, 0, 0.4);
    padding: 3px 5px;
    border-radius: 4px;
}

.lang-switch a {
    color: #e0e0e0;
    text-decoration: none;
    margin: 0 3px;
}

.lang-switch a:hover {
    color: var(--white);
}

.lang-switch a.active-lang {
    color: var(--uw-gold);
    border-bottom: 2px solid var(--uw-gold);
}