/* =============================================================================
   SCRIVILIBRI - Tema Libreria Antica
   ============================================================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Crimson+Text:ital,wght@0,400;0,600;1,400&family=IM+Fell+English:ital@0;1&display=swap');

/* Variabili colori tema */
:root {
    --pergamena: #f5e6c8;
    --pergamena-chiara: #faf3e3;
    --pergamena-scura: #e8d4a8;
    --legno-scuro: #3d2314;
    --legno-medio: #5c3a21;
    --legno-chiaro: #8b5a2b;
    --oro-antico: #c9a227;
    --oro-chiaro: #d4af37;
    --inchiostro: #2c1810;
    --rosso-antico: #8b0000;
    --verde-antico: #2d4a3e;
}

/* Reset e base */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Crimson Text', Georgia, serif;
    margin: 0;
    background: url('background.jpg') no-repeat center center fixed;
    background-size: cover;
    color: var(--inchiostro);
    min-height: 100vh;
}

/* Overlay scuro per leggibilità */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 20, 15, 0.4);
    z-index: -1;
}

/* ==================== PAGINA LOGIN ==================== */
.login-container {
    width: 380px;
    margin: 80px auto;
    padding: 40px;
    background: 
        linear-gradient(to bottom, rgba(250, 243, 227, 0.6), rgba(245, 230, 200, 0.6));
    border-radius: 4px;
    text-align: center;
    box-shadow: 
        0 4px 30px rgba(0,0,0,0.5),
        inset 0 0 60px rgba(139, 90, 43, 0.1);
    border: 3px solid var(--legno-medio);
    position: relative;
    backdrop-filter: blur(10px);
}

.login-container::before {
    content: '';
    display: block;
    width: 120px;
    height: 120px;
    margin: 0 auto 15px auto;
    background: url('logo.png') no-repeat center center;
    background-size: contain;
    border-radius: 10px;
}

.login-container h2 {
    font-family: 'Cinzel', serif;
    color: var(--legno-scuro);
    margin: 0 0 10px 0;
    font-size: 28px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.login-container .subtitle {
    font-family: 'IM Fell English', serif;
    font-style: italic;
    color: var(--legno-chiaro);
    margin-bottom: 25px;
    font-size: 16px;
}

.login-container input {
    width: 100%;
    padding: 12px 15px;
    margin: 8px 0;
    border: 2px solid var(--legno-chiaro);
    border-radius: 4px;
    background: var(--pergamena-chiara);
    font-family: 'Crimson Text', serif;
    font-size: 16px;
    color: var(--inchiostro);
    transition: all 0.3s ease;
}

.login-container input:focus {
    outline: none;
    border-color: var(--oro-antico);
    box-shadow: 0 0 10px rgba(201, 162, 39, 0.3);
}

.login-container input::placeholder {
    color: var(--legno-chiaro);
    font-style: italic;
}

/* ==================== BOTTONI ==================== */
button, .btn {
    padding: 12px 25px;
    background: linear-gradient(to bottom, var(--legno-chiaro), var(--legno-medio));
    color: var(--pergamena-chiara);
    border: 2px solid var(--legno-scuro);
    border-radius: 4px;
    cursor: pointer;
    font-family: 'Cinzel', serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 3px 6px rgba(0,0,0,0.2);
}

button:hover, .btn:hover {
    background: linear-gradient(to bottom, var(--legno-medio), var(--legno-scuro));
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

button:active, .btn:active {
    transform: translateY(0);
}

/* ==================== SIDEBAR ==================== */
.sidebar {
    width: 240px;
    background: 
        linear-gradient(to right, rgba(61, 35, 20, 0.95), rgba(92, 58, 33, 0.95));
    color: var(--pergamena);
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    padding: 0;
    box-shadow: 4px 0 15px rgba(0,0,0,0.4);
    backdrop-filter: blur(5px);
    z-index: 100;
}

.sidebar::before {
    content: '';
    display: block;
    width: 60px;
    height: 60px;
    margin: 20px auto 10px auto;
    background: url('logo.png') no-repeat center center;
    background-size: contain;
    border-radius: 8px;
}

.sidebar-title {
    font-family: 'Cinzel', serif;
    font-size: 22px;
    font-weight: 700;
    padding: 10px 20px 25px 20px;
    background: linear-gradient(to bottom, var(--legno-scuro), rgba(0,0,0,0.3));
    border-bottom: 3px solid var(--oro-antico);
    text-align: center;
    color: var(--oro-chiaro);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    margin-top: -10px;
}

.sidebar-user {
    padding: 10px 20px;
    font-family: 'Crimson Text', serif;
    font-size: 14px;
    color: var(--pergamena);
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    opacity: 0.9;
}

.sidebar a {
    display: block;
    color: var(--pergamena);
    margin: 0;
    padding: 15px 25px;
    text-decoration: none;
    font-family: 'Crimson Text', serif;
    font-size: 17px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
    position: relative;
}

.sidebar a:hover {
    background: rgba(201, 162, 39, 0.2);
    color: var(--oro-chiaro);
    padding-left: 35px;
}

.sidebar a:hover::before {
    content: '\2767';
    position: absolute;
    left: 15px;
    color: var(--oro-antico);
}

/* ==================== CONTENUTO PRINCIPALE ==================== */
.main {
    margin-left: 260px;
    padding: 30px 40px;
    min-height: 100vh;
    background: transparent;
}

.main h2 {
    font-family: 'Cinzel', serif;
    color: var(--legno-scuro);
    font-size: 32px;
    margin: 0 0 25px 0;
    padding-bottom: 15px;
    border-bottom: 3px double var(--legno-chiaro);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.main h3 {
    font-family: 'Cinzel', serif;
    color: var(--legno-medio);
    font-size: 22px;
    margin: 25px 0 15px 0;
}

/* ==================== PANNELLI E CARD ==================== */
.panel, .options-panel, .controls, .stats, .racconto-card, .layout-form, .upload-section, .preview-box {
    background: 
        linear-gradient(to bottom, rgba(250, 243, 227, 0.5), rgba(245, 230, 200, 0.5));
    border: 2px solid var(--legno-chiaro);
    border-radius: 6px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 
        0 3px 10px rgba(0,0,0,0.15),
        inset 0 0 30px rgba(139, 90, 43, 0.05);
}

.options-panel h4 {
    font-family: 'Cinzel', serif;
    color: var(--legno-scuro);
    margin: 0 0 15px 0;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--legno-chiaro);
    font-size: 16px;
}

/* ==================== MESSAGGI ==================== */
.success {
    background: linear-gradient(to right, rgba(212, 237, 218, 0.5), rgba(195, 230, 203, 0.5));
    color: #155724;
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
    border-left: 5px solid #28a745;
    font-family: 'Crimson Text', serif;
    font-size: 16px;
}

.error {
    background: linear-gradient(to right, rgba(248, 215, 218, 0.5), rgba(245, 198, 203, 0.5));
    color: #721c24;
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
    border-left: 5px solid #dc3545;
    font-family: 'Crimson Text', serif;
    font-size: 16px;
}

/* ==================== FORM ELEMENTI ==================== */
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
textarea,
select {
    font-family: 'Crimson Text', serif;
    font-size: 16px;
    padding: 10px 12px;
    border: 2px solid var(--legno-chiaro);
    border-radius: 4px;
    background: var(--pergamena-chiara);
    color: var(--inchiostro);
    transition: all 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--oro-antico);
    box-shadow: 0 0 8px rgba(201, 162, 39, 0.3);
}

select {
    cursor: pointer;
}

/* ==================== CHECKBOX E RADIO ==================== */
input[type="checkbox"],
input[type="radio"] {
    accent-color: var(--legno-medio);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* ==================== LINK ==================== */
a {
    color: var(--legno-medio);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--oro-antico);
    text-decoration: underline;
}

/* ==================== SCROLLBAR PERSONALIZZATA ==================== */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--pergamena);
}

::-webkit-scrollbar-thumb {
    background: var(--legno-chiaro);
    border-radius: 6px;
    border: 2px solid var(--pergamena);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--legno-medio);
}

/* ==================== HAMBURGER MENU ==================== */
.hamburger-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 200;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--legno-scuro), var(--legno-medio));
    color: var(--oro-chiaro);
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    transition: all 0.3s ease;
}
.hamburger-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0,0,0,0.5);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 90;
}

/* Sidebar collassabile anche su desktop */
.sidebar {
    transition: left 0.3s ease;
}
.sidebar.collapsed {
    left: -260px;
}
.main {
    transition: margin-left 0.3s ease;
}
.main.expanded {
    margin-left: 0;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    /* Hamburger visibile su mobile */
    .hamburger-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Sidebar come drawer laterale */
    .sidebar {
        width: 280px;
        position: fixed;
        left: -300px;
        top: 0;
        height: 100%;
        overflow-y: auto;
        transition: left 0.3s ease;
        z-index: 100;
    }
    .sidebar.open {
        left: 0;
    }
    
    /* Overlay visibile solo su mobile */
    .sidebar-overlay.active {
        display: block;
    }
    
    /* Main senza margine su mobile */
    .main {
        margin-left: 0;
        padding: 80px 15px 30px 15px;
    }
    
    /* Titolo pagina più piccolo */
    .main h2 {
        font-size: 22px;
        margin-bottom: 15px;
        padding-bottom: 10px;
    }
    
    /* Login responsive */
    .login-container {
        width: 95%;
        margin: 30px auto;
        padding: 25px 20px;
    }
    .login-container::before {
        font-size: 45px;
    }
    .login-container h2 {
        font-size: 22px;
    }
    
    /* Pannelli e card */
    .panel, .options-panel, .controls, .stats, .racconto-card, .layout-form, .upload-section, .preview-box {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    /* Bottoni full width su mobile */
    button, .btn {
        width: 100%;
        padding: 15px 20px;
        font-size: 15px;
    }
}

/* Extra small devices (phones in portrait) */
@media (max-width: 480px) {
    .main {
        padding: 70px 10px 20px 10px;
    }
    
    .main h2 {
        font-size: 18px;
    }
    
    .login-container {
        padding: 20px 15px;
    }
    
    .login-container h2 {
        font-size: 18px;
    }
}