/* Společná třída pro středování textu */
.text-center {
    text-align: center;
}

/* Nadpisy */
.nadpis-main,
.nadpis-ffmpeg,
.ffmpeg-end,
.nadpis-linux,
.linux-prikazy-nadpis {
    text-align: center;
    font-weight: bold;
    margin: 20px 0;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: 5px;
}

h3, h4 {
    text-align: center;
    margin: 20px 0;
}

h3 {
    color: red;
    font-size: 2em; /* Zvýšená velikost fontu pro podnadpisy */
}

h4 {
    color: #333;
    font-size: 1.2em; /* Velikost fontu pro příkazy */
}

/* Varování */
.warning,
.linux-varovani {
    text-align: center;
    color: red;
    font-weight: bold;
    margin: 20px 0;
    padding: 10px;
    background-color: #ffe6e6;
    border: 1px solid red;
    border-radius: 5px;
}

/* Specifické styly pro linux příkazy */
.linux-prikazy {
    text-align: center;
    font-family: monospace;
    margin: 20px 0;
    padding: 10px;
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    border-radius: 5px;
}

/* Stylování tlačítek */
.btn {
    display: inline-block;
    margin: 10px 5px;
    padding: 10px 20px;
    font-size: 1em;
    color: white;
    background-color: #28a745; /* Nová barva */
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #218838; /* Nová barva pro hover */
}

/* Kontejner pro centrální obsah */
.container {
    width: 80%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

/* Kontejner pro tlačítka */
.button-container {
    text-align: center;
}

/* Kategorie */
.category h3 {
    color: red;
    font-size: 2em; /* Zvýšená velikost fontu pro podnadpisy */
    text-transform: uppercase;
    margin-bottom: 10px;
    border-bottom: 2px solid #ccc;
    padding-bottom: 5px;
}

.command-list {
    list-style-type: none;
    padding: 0;
}

.command-list li {
    font-size: 1.2em; /* Velikost fontu pro příkazy */
    padding: 5px 0;
}

/* ===== SUNNY 16 KALKULAČKA ===== */
.sunny16-page {
    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
    color: #333;
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

.sunny16-container {
    max-width: 1000px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.sunny16-header {
    background: #2c3e50;
    color: white;
    padding: 30px;
    text-align: center;
}

.sunny16-header h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.sunny16-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    color: #ecf0f1;
}

.sunny16-content {
    display: flex;
    flex-wrap: wrap;
    padding: 30px;
}

.sunny16-calculator {
    flex: 1;
    min-width: 300px;
    padding: 20px;
}

.sunny16-explanation {
    flex: 1;
    min-width: 300px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    margin-left: 10px;
}

@media (max-width: 768px) {
    .sunny16-content {
        flex-direction: column;
    }
    .sunny16-explanation {
        margin-left: 0;
        margin-top: 20px;
    }
}

.sunny16-form-group {
    margin-bottom: 25px;
}

.sunny16-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    color: #2c3e50;
}

.sunny16-select, .sunny16-input {
    width: 100%;
    padding: 14px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1.1rem;
    transition: border-color 0.3s;
}

.sunny16-select:focus, .sunny16-input:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.sunny16-calc-btn {
    background: linear-gradient(to right, #3498db, #2c3e50);
    color: white;
    border: none;
    padding: 16px;
    width: 100%;
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.sunny16-calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}

.sunny16-calc-btn:active {
    transform: translateY(0);
}

.sunny16-result {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    border-radius: 10px;
    color: white;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.sunny16-result h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #f8f9fa;
}

.sunny16-settings {
    font-size: 2.2rem;
    font-weight: 700;
    margin: 15px 0;
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sunny16-explanation h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
}

.sunny16-explanation p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.sunny16-rule-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.sunny16-rule-table th, .sunny16-rule-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.sunny16-rule-table th {
    background-color: #3498db;
    color: white;
}

.sunny16-rule-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.sunny16-rule-table tr:hover {
    background-color: #e3f2fd;
}

.sunny16-footer {
    text-align: center;
    padding: 20px;
    background: #2c3e50;
    color: #ecf0f1;
    font-size: 0.9rem;
}

.sunny16-film-strip {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    padding: 15px 0;
    overflow-x: auto;
}

.sunny16-film-frame {
    width: 80px;
    height: 60px;
    background: #2c3e50;
    margin: 0 5px;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    position: relative;
}

.sunny16-film-frame:before {
    content: "";
    position: absolute;
    top: 0;
    left: -5px;
    height: 100%;
    width: 10px;
    background: #1a1a1a;
}

.sunny16-film-frame:after {
    content: "";
    position: absolute;
    top: 0;
    right: -5px;
    height: 100%;
    width: 10px;
    background: #1a1a1a;
}

.sunny16-note {
    background: #fff9db;
    padding: 15px;
    border-left: 4px solid #f1c40f;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.sunny16-back-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 20px;
    background: linear-gradient(to right, #3498db, #2c3e50);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.2s;
}

.sunny16-back-btn:hover {
    transform: translateY(-2px);
}

/* Upravený styl pro tip v výsledku */
.sunny16-result .sunny16-note {
    background: rgba(255, 255, 255, 0.15); /* Průhledné bílé pozadí */
    color: #ffd700; /* Zlatá barva textu pro lepší čitelnost */
    border-left: 4px solid #ffd700; /* Zlatý levý okraj */
    padding: 12px;
    border-radius: 5px;
    margin-top: 15px;
    font-size: 0.95rem;
}

.sunny16-result .sunny16-note strong {
    color: #ffffff; /* Bílá pro zvýrazněný text */
    font-weight: 600;
}