/* ==========================================================
   IOA · Landing Música V7.3
   Fondo con partitura + ícono personalizado compositor
   ========================================================== */

:root{
    --ioa-v73-paper:#f7f2ea;
    --ioa-v73-paper-deep:#eee2d2;
    --ioa-v73-ink:#1f1b18;
    --ioa-v73-muted:#69615a;
    --ioa-v73-gold:#9a6f43;
    --ioa-v73-gold-soft:#cdb08e;
    --ioa-v73-line:rgba(154,111,67,.30);
    --ioa-v73-panel:rgba(255,255,255,.56);
    --ioa-v73-shadow:0 24px 60px rgba(72,48,29,.18);
}

*{ box-sizing:border-box; }

html{
    min-height:100%;
    background:var(--ioa-v73-paper);
}

body.ioa-v73-page{
    margin:0;
    min-height:100%;
    overflow-x:hidden;
    color:var(--ioa-v7-ink);
    background:#f7f2ea;
    font-family:"Urbanist",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    -webkit-font-smoothing:antialiased;
    position:relative;
    isolation:isolate;
}

/* Partitura original de Andante, incluida dentro del paquete.
   Se coloca por encima del color base y por debajo del contenido. */
body.ioa-v73-page::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    background-image:url("andante-background.png");
    background-repeat:repeat-y;
    background-position:center top;
    background-size:100% auto;
    opacity:.20;
    filter:sepia(.20) contrast(.92);
    mix-blend-mode:multiply;
    pointer-events:none;
}

/* Velo crema para mantener legibilidad sin ocultar las anotaciones. */
body.ioa-v73-page::after{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    background:
        radial-gradient(circle at 50% 10%,rgba(255,255,255,.50),transparent 25rem),
        linear-gradient(180deg,rgba(250,247,242,.62),rgba(247,242,234,.70));
    pointer-events:none;
}

.ioa-v73-page-shell{
    position:relative;
    z-index:1;
    min-height:100svh;
    overflow:hidden;
    padding:max(22px,env(safe-area-inset-top)) 20px max(28px,env(safe-area-inset-bottom));
}

.ioa-v73-content{
    position:relative;
    z-index:2;
    width:min(100%,380px);
    margin:0 auto;
}

.ioa-v73-brand{
    display:flex;
    justify-content:center;
    margin-bottom:20px;
}

.ioa-v73-logo{
    display:block;
    width:min(100%,175px);
    height:auto;
    object-fit:contain;
}

.ioa-v73-hero{ text-align:center; }

.ioa-v73-cover-wrap{
    position:relative;
    width:208px;
    aspect-ratio:1;
    margin:0 auto 23px;
    isolation:isolate;
}

.ioa-v73-cover-halo{
    position:absolute;
    z-index:-1;
    width:210px;
    height:210px;
    left:-48px;
    top:-22px;
    border-radius:50%;
    background:
        radial-gradient(circle at 35% 28%,rgba(255,255,255,.50),transparent 34%),
        linear-gradient(145deg,#d9c3a5,#b9966c);
    opacity:.80;
    box-shadow:0 25px 45px rgba(122,87,52,.17);
}

.ioa-v73-cover{
    width:100%;
    height:100%;
    display:block;
    object-fit:cover;
    border-radius:24px;
    border:1px solid rgba(255,255,255,.92);
    background:#ddd;
    box-shadow:
        0 22px 45px rgba(45,32,21,.28),
        inset 0 0 0 1px rgba(255,255,255,.30);
}

.ioa-v73-heading{ width:100%; }

.ioa-v73-kicker{
    width:100%;
    margin:0;
    color:var(--ioa-v73-gold);
    font-size:.89rem;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
}

.ioa-v73-ornament{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    margin:10px auto 11px;
    width:min(100%,310px);
    color:var(--ioa-v73-gold);
}

.ioa-v73-ornament span{
    height:1px;
    flex:1;
    background:linear-gradient(90deg,transparent,var(--ioa-v73-gold-soft));
}
.ioa-v73-ornament span:last-child{
    background:linear-gradient(90deg,var(--ioa-v73-gold-soft),transparent);
}
.ioa-v73-ornament b{ font-size:.66rem; }

.ioa-v73-heading h1{
    margin:0;
    font-family:"Cormorant Garamond",Georgia,serif;
    font-size:3.4rem;
    font-weight:700;
    line-height:.90;
    letter-spacing:-.038em;
}

.ioa-v73-subtitle{
    margin:10px auto 0;
    max-width:310px;
    color:#625a53;
    font-family:"Cormorant Garamond",Georgia,serif;
    font-size:1.15rem;
    font-style:italic;
    font-weight:600;
    line-height:1.1;
}

.ioa-v73-year{
    display:inline-flex;
    flex-direction:column;
    align-items:center;
    gap:5px;
    min-width:145px;
    margin-top:14px;
    padding:8px 14px 9px;
    border:1px solid rgba(154,111,67,.42);
    border-radius:15px;
    background:rgba(255,255,255,.44);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.90);
}
.ioa-v73-year span{
    color:var(--ioa-v73-gold);
    font-size:.53rem;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
}
.ioa-v73-year strong{
    color:#302b27;
    font-size:.90rem;
    font-weight:700;
    letter-spacing:.03em;
}

.ioa-v73-meta{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:9px;
    margin-top:15px;
}
.ioa-v73-meta-item{
    min-width:0;
    padding:9px 10px;
    border:1px solid rgba(154,111,67,.20);
    border-radius:15px;
    background:rgba(255,255,255,.36);
    text-align:center;
}
.ioa-v73-meta-item > span{
    display:block;
    margin-bottom:2px;
    color:var(--ioa-v73-gold);
    font-size:1rem;
}
.ioa-v73-meta-item small,
.ioa-v73-meta-item strong{ display:block; }
.ioa-v73-meta-item small{
    color:var(--ioa-v73-gold);
    font-size:.52rem;
    font-weight:800;
    letter-spacing:.10em;
    text-transform:uppercase;
}
.ioa-v73-meta-item strong{
    margin-top:2px;
    overflow:hidden;
    color:#4b443e;
    font-size:.75rem;
    font-weight:700;
    text-overflow:ellipsis;
    white-space:nowrap;
}

.ioa-v73-streaming{ margin-top:27px; }
.ioa-v73-intro{
    margin:0 0 12px;
    color:#2f2a26;
    text-align:center;
    font-size:.90rem;
    font-weight:500;
}

.ioa-v73-platforms{
    display:grid;
    gap:9px;
}
.ioa-v73-platform{
    display:grid;
    grid-template-columns:40px minmax(0,1fr) auto;
    align-items:center;
    min-height:59px;
    padding:9px 15px;
    border-radius:17px;
    color:#fff!important;
    text-decoration:none!important;
    box-shadow:0 10px 22px rgba(0,0,0,.15);
    transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.ioa-v73-platform:hover{
    transform:translateY(-2px);
    box-shadow:0 14px 28px rgba(0,0,0,.19);
    filter:saturate(1.04) brightness(1.02);
}
.ioa-v73-platform-icon{
    width:38px;
    height:38px;
    display:grid;
    place-items:center;
    border-radius:50%;
    background:rgba(255,255,255,.96);
}
.ioa-v73-platform-icon img{
    width:27px;
    height:27px;
    display:block;
}
.ioa-v73-platform-label{
    padding-left:12px;
    text-align:left;
    font-size:1.01rem;
    font-weight:800;
}
.ioa-v73-platform-arrow{
    font-size:1.48rem;
    line-height:1;
}
.ioa-v73-platform--spotify{ background:linear-gradient(135deg,#24a65d,#087a42); }
.ioa-v73-platform--apple{ background:linear-gradient(135deg,#2f2f2f,#090909); }
.ioa-v73-platform--youtube{ background:linear-gradient(135deg,#f51d30,#c90819); }

.ioa-v73-composer-card{
    display:grid;
    grid-template-columns:78px minmax(0,1fr) 46px;
    align-items:center;
    gap:12px;
    margin-top:17px;
    padding:14px 14px 14px 12px;
    border:1px solid rgba(154,111,67,.32);
    border-radius:21px;
    color:var(--ioa-v73-ink)!important;
    background:
        radial-gradient(circle at 15% 50%,rgba(215,190,159,.35),transparent 35%),
        rgba(255,255,255,.48);
    box-shadow:0 12px 28px rgba(101,71,43,.10);
    text-decoration:none!important;
}

.ioa-v73-composer-portrait{
    width:74px;
    height:74px;
    display:grid;
    place-items:center;
    overflow:hidden;
    border-radius:50%;
    background:linear-gradient(145deg,#eadbc7,#f9f4ed);
}
.ioa-v73-composer-portrait img{
    width:44px;
    height:44px;
    display:block;
    color:var(--ioa-v73-gold);
}

.ioa-v73-composer-copy{
    min-width:0;
    text-align:left;
}
.ioa-v73-composer-copy strong{
    display:block;
    color:var(--ioa-v73-gold);
    font-size:.70rem;
    font-weight:800;
    letter-spacing:.15em;
    text-transform:uppercase;
}
.ioa-v73-composer-copy small{
    display:block;
    margin-top:6px;
    color:#3f3934;
    font-size:.82rem;
    font-weight:500;
    line-height:1.25;
}

.ioa-v73-composer-arrow{
    width:44px;
    height:44px;
    display:grid;
    place-items:center;
    border-radius:50%;
    background:#eee0cf;
    color:#171411;
    font-size:1.35rem;
}

@media(max-width:360px){
    .ioa-v73-page-shell{ padding-inline:17px; }
    .ioa-v73-content{ width:min(100%,334px); }
    .ioa-v73-logo{ width:162px; }
    .ioa-v73-cover-wrap{ width:188px; }
    .ioa-v73-cover-halo{ width:190px; height:190px; left:-40px; }
    .ioa-v73-heading h1{ font-size:3rem; }
    .ioa-v73-platform{ min-height:55px; }
    .ioa-v73-composer-card{
        grid-template-columns:66px minmax(0,1fr) 42px;
        gap:10px;
    }
    .ioa-v73-composer-portrait{
        width:64px;
        height:64px;
    }
    .ioa-v73-composer-portrait img{
        width:38px;
        height:38px;
    }
}

@media(max-height:710px){
    .ioa-v73-brand{ margin-bottom:13px; }
    .ioa-v73-logo{ width:150px; }
    .ioa-v73-cover-wrap{ width:165px; margin-bottom:17px; }
    .ioa-v73-cover-halo{ width:165px; height:165px; left:-35px; top:-16px; }
    .ioa-v73-heading h1{ font-size:2.75rem; }
    .ioa-v73-year{ margin-top:12px; padding-block:9px; }
    .ioa-v73-streaming{ margin-top:14px; }
    .ioa-v73-platform{ min-height:50px; }
    .ioa-v73-composer-card{ margin-top:12px; padding-block:10px; }
    .ioa-v73-composer-portrait{
        width:62px;
        height:62px;
    }
    .ioa-v73-composer-portrait img{
        width:36px;
        height:36px;
    }
}

@media(min-width:760px){
    .ioa-v73-content{ width:min(100%,430px); }
    .ioa-v73-logo{ width:195px; }
    .ioa-v73-cover-wrap{ width:235px; }
    .ioa-v73-cover-halo{ width:235px; height:235px; left:-55px; }
    .ioa-v73-heading h1{ font-size:4rem; }
}