/* =========================================================
   CONFLUENCE AUCTION — MASTER STYLESHEET
   Clean catalogue-style design
   ========================================================= */

/* ===== PAGE BASE ===== */
body{
    margin:0;
    background:#FAF8F3;                 /* warm paper background */
    color:#2B2B2B;
    font-family: Georgia, "Times New Roman", serif;
    line-height:1.7;
}

/* ===== HEADER ===== */
header{
    text-align:center;
    padding:60px 20px 70px;
    background:#ffffff;
    border-bottom:1px solid #E4DED2;
}

h1{
    margin:0;
    font-weight:500;
    letter-spacing:2px;
}

h2{
    text-align:center;
    font-weight:500;
}

/* =========================================================
   NAVIGATION (AUCTION STYLE)
   ========================================================= */

.mainnav{
background:#F2EEE6;
padding:14px 10px;
border-bottom:1px solid #D8D2C6;
position:sticky;
top:0;
z-index:999;

display:flex;
justify-content:center;
flex-wrap:nowrap;
gap:18px;
}

/* menu links */
.mainnav a{
    color:#2C2C2C;
    text-decoration:none;
    margin:0;
    font-size:14px;
    letter-spacing:1.3px;
    font-weight:500;
    transition:color .25s ease;
}

/* hover */
.mainnav a:hover{
    color:#A8894E;                      /* antique gold */
}

/* active page */
.mainnav .active{
    color:#A8894E;
    border-bottom:2px solid #A8894E;
    padding-bottom:6px;
}

/* register button highlight */
.mainnav a[href="register.html"]{
    border:1px solid #A8894E;
    padding:8px 16px;
    margin-left:28px;
}

.mainnav a[href="register.html"]:hover{
    background:#A8894E;
    color:white;
}

/* mobile nav */
@media(max-width:700px){
    .mainnav a{
        display:inline-block;
        margin:8px 10px;
        font-size:13px;
    }
}

/* =========================================================
   CONTENT SECTIONS
   ========================================================= */

.section{
    max-width:1000px;
    margin:40px auto;
    padding:50px 30px;
    background:#FFFFFF;
    border:1px solid #E6E0D5;
}

/* Curatorial / text pages */
.page{
    max-width:880px;
    margin:70px auto;
    background:#FFFCF6;
    padding:70px 70px;
    border:1px solid #E6E0D5;
    line-height:1.95;
}

.page h1{
    text-align:center;
    margin-bottom:6px;
    font-size:36px;
    letter-spacing:2px;
}

.subtitle{
    text-align:center;
    color:#8A7A5A;
    margin-bottom:50px;
    font-style:italic;
    letter-spacing:1px;
}

.page p{
    margin:18px 0;
    font-size:17px;
}

/* quotation block */
.quote{
    border-left:3px solid #A8894E;
    padding-left:22px;
    margin:40px 0;
    color:#3A3A3A;
    font-style:italic;
    font-size:18px;
}

/* curator signature */
.curator{
    margin-top:70px;
    text-align:right;
    font-size:16px;
    color:#5C4E3A;
}

.curator:before{
    content:"—";
    display:block;
    margin-bottom:12px;
    color:#A8894E;
}

/* =========================================================
   BUTTONS
   ========================================================= */

button,
.btn{
    display:inline-block;
    border:2px solid #A8894E;
    color:#A8894E;
    background:transparent;
    padding:12px 26px;
    text-decoration:none;
    font-size:14px;
    letter-spacing:1px;
    cursor:pointer;
    transition:0.25s;
}

button:hover,
.btn:hover{
    background:#A8894E;
    color:#ffffff;
}

/* =========================================================
   FORMS
   ========================================================= */

input, textarea, select{
    width:100%;
    padding:11px;
    margin-top:10px;
    margin-bottom:16px;
    border:1px solid #D8D2C6;
    background:#FFFCF7;
    font-size:15px;
}

/* =========================================================
   GALLERY
   ========================================================= */

.gallery-img{
    width:100%;
    height:340px;
    object-fit:cover;
    cursor:pointer;
    transition:transform 0.25s ease, box-shadow 0.25s ease;
}

.gallery-img:hover{
    transform:scale(1.02);
    box-shadow:0 8px 20px rgba(0,0,0,0.18);
}

/* lightbox viewer */
#lightbox{
    display:none;
    position:fixed;
    z-index:9999;
    background:rgba(0,0,0,0.94);
    top:0;
    left:0;
    width:100%;
    height:100%;
    text-align:center;
}

#lightbox img{
    max-width:92%;
    max-height:92%;
    margin-top:2%;
}

/* =========================================================
   PARTNER LOGOS
   ========================================================= */

.partner-bar{
    display:flex;
    justify-content:center;
    align-items:center;
    gap:50px;
    margin-bottom:25px;
    flex-wrap:wrap;
}

.partner{
    background:white;
    padding:10px 18px;
    border:1px solid #E2DBCF;
}

.partner img{
    height:65px;
    max-width:260px;
    object-fit:contain;
}

/* mobile */
@media(max-width:600px){
    .partner img{
        height:48px;
        max-width:200px;
    }

    .page{
        padding:40px 22px;
    }

    .gallery-img{
        height:260px;
    }
}