/* ============================================================
   ANIME AVVERSE — style.css v13
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@700;900&family=UnifrakturMaguntia&family=Crimson+Text:ital,wght@0,400;0,600;1,400&display=swap');

:root {
    --nero:           #000000;
    --rosso-sangue:   #6b0f1a;
    --rosso-carminio: #8b0000;
    --oro:            #c9a84c;
    --oro-pallido:    #e8d5a3;
    --pergamena:      #f0e8d5;
    --pergamena-sc:   #d4c4a0;
    --font-khaelion:  'UnifrakturMaguntia', cursive;
    --font-dragone:   'Cinzel Decorative', serif;
    --font-corpo:     'Crimson Text', serif;
    --font-ui:        'Cinzel Decorative', serif;
}

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

html { scroll-behavior: smooth; }

body {
    background-color: var(--nero);
    background-image: url('../img/home/hero-desktop.webp');
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    background-attachment: scroll;
    color: var(--pergamena);
    font-family: var(--font-corpo);
    overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a   { text-decoration: none; color: inherit; }

/* ============================================================
   HEADER FISSO
   ============================================================ */
header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.85) 0%,
        rgba(0,0,0,0.00) 100%
    );
}

header nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

header nav a {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--oro-pallido);
    transition: color 0.3s ease;
}

header nav a:hover { color: var(--oro); }

header nav .separatore {
    color: var(--rosso-sangue);
    font-size: 1rem;
    pointer-events: none;
}

/* ============================================================
   STENDARDI — position fixed, dimensioni e posizione via JS
   ============================================================ */
.stendardo {
    position: fixed;
    pointer-events: none;
    transition: opacity 0.6s ease;
    z-index: 10;
}

/* ============================================================
   MAIN
   ============================================================ */
main {
    position: relative;
    width: 100%;
}

/* ============================================================
   HERO
   ============================================================ */
#home {
    width: 100%;
    height: 100vh;
    min-height: 600px;
}

/* ============================================================
   SEZIONI
   ============================================================ */
.sezione {
    position: relative;
    width: 100%;
    min-height: 80vh;
    display: flex;
    align-items: center;
    z-index: 3;
}

.col-sx,
.col-dx {
    width: 50%;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* ============================================================
   RIQUADRI
   ============================================================ */
.riquadro {
    position: relative;
    z-index: 4;
    padding: 3rem 3.5rem;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    max-width: 420px;
    width: 100%;
    display: block;
}

.riquadro-scuro {
    background: rgba(10, 0, 8, 0.82);
    border: 1px solid var(--oro);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    box-shadow:
        0 0 20px rgba(107,15,26,0.3),
        inset 0 0 20px rgba(0,0,0,0.5);
}
.riquadro-scuro:hover {
    transform: translateY(-4px);
    box-shadow:
        0 8px 30px rgba(107,15,26,0.5),
        inset 0 0 20px rgba(0,0,0,0.5);
}

.riquadro-chiaro {
    background: rgba(240, 232, 213, 0.88);
    border: 1px solid var(--rosso-carminio);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    box-shadow:
        0 0 20px rgba(139,0,0,0.2),
        inset 0 0 20px rgba(240,232,213,0.3);
}
.riquadro-chiaro:hover {
    transform: translateY(-4px);
    box-shadow:
        0 8px 30px rgba(139,0,0,0.3),
        inset 0 0 20px rgba(240,232,213,0.3);
}

.riquadro-titolo {
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    margin-bottom: 1rem;
}

.khaelion-font {
    font-family: var(--font-khaelion);
    color: var(--oro-pallido);
}
.dragone-font {
    font-family: var(--font-dragone);
    color: var(--rosso-carminio);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
}

.riquadro-testo {
    font-family: var(--font-corpo);
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.riquadro-scuro  .riquadro-testo { color: var(--pergamena-sc); }
.riquadro-chiaro .riquadro-testo { color: var(--nero); }

.riquadro-btn {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    padding: 0.8rem 2rem;
    border: 1px solid;
    transition: all 0.3s ease;
}

.btn-scuro  { color: var(--oro); border-color: var(--oro); }
.btn-scuro:hover  { background: var(--oro); color: var(--nero); }
.btn-chiaro { color: var(--rosso-carminio); border-color: var(--rosso-carminio); }
.btn-chiaro:hover { background: var(--rosso-carminio); color: var(--pergamena); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    position: relative;
    padding: 3rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    background: rgba(0,0,0,0.95);
    border-top: 1px solid var(--rosso-sangue);
}

footer p {
    font-family: var(--font-corpo);
    font-size: 0.85rem;
    color: var(--pergamena-sc);
    letter-spacing: 0.1em;
    opacity: 0.7;
    text-align: center;
}

footer a { color: var(--oro); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {

    body {
        background-image: url('../img/home/hero-mobile.webp');
        background-position: center center;
    }

    .sezione {
        flex-direction: column;
        min-height: auto;
    }

    .col-sx,
    .col-dx {
        width: 100%;
        min-height: 50vh;
        padding: 1.5rem;
    }

    header nav { gap: 1rem; }
    header nav a { font-size: 0.6rem; }

}