/* ======================================================
   GLOBAL: Background + Header Spacing for All Screens
   ====================================================== */
body {
    background: url(../images/disco_back1.jpg) no-repeat fixed center center;
    background-size: cover;
    color: #e9e8eb;
    padding-top: 120px; /* prevents overlap with fixed header */
    overflow-x: hidden;
}

/* ======================================================
   LEFT NAVIGATION (Desktop Base)
   ====================================================== */
.navi {
    position: fixed;
    left: 4%;
    top: 22%;
    width: 200px;

    color: #e9e8eb;
    font-family: 'Segoe UI', Arial, sans-serif;

    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 900;
}

/* Title */
.navi h1 {
    font-family: 'Blackadder ITC', 'Monotype Corsiva', serif;
    font-size: 36px;
    margin-bottom: 6px;
    color: #fff;
}

/* Line */
.navi-line {
    height: 2px;
    background: #03a8f4;
}

/* Subtitle */
.navi-subtitle {
    font-size: 16px;
    line-height: 1.4;
    opacity: 0.85;
}

/* Menu */
.navi-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Menu link */
.navi-link {
    display: block;
    text-decoration: none;
    color: #e9e8eb;

    padding: 10px 14px;
    margin-bottom: 12px;

    border: 1px solid #e9e8eb;
    border-radius: 6px;
    text-align: center;
    font-size: 16px;

    transition: 0.25s ease;
}

.navi-link:hover {
    background: #03a8f4;
    color: #000;
}

#highlight {
    background: #03a8f4;
    color: #000;
}

/* ======================================================
   RIGHT CONTENT AREA
   ====================================================== */
#text {
    float: right;
    width: 60%;
    margin-right: 8%;
    min-height: 400px;
    padding-bottom: 80px;
}

/* Video thumbnails */
.video {
    float: left;
    margin: 30px;
}

/* Tables */
table {
    margin: 23px 23px 23px 0;
}

th {
    text-align: left;
    font-size: 20px;
}

td {
    font-size: 15px;
    color: #c6c6c6;
    padding-top: 5px;
}

td.cell {
    width: 90px;
}

em {
    font-weight: bold;
}

hr.long {
    clear: both;
    border: solid 0.5px #bcbcbc;
    margin: 30px 0;
}

/* Titles */
h2 {
    margin: 40px auto 0 30px;
    border-left: 10px solid #03a8f4;
    padding-left: 10px;
}

#attention {
    margin-left: 30px;
}

/* ======================================================
   DVD PAGE STYLES
   ====================================================== */
.dvd {
    float: left;
    width: 50%;
}

th.dvd {
    font-size: 26px;
}
td.dvd {
    font-size: 18px;
}

td.item {
    width: 80px;
}

iframe.dvd {
    margin-left: 10px;
}

p.title {
    font-size: 22px;
    font-weight: bold;
    text-align: center;
    padding-top: 10px;
}

p.comment {
    text-align: center;
    padding-top: 5px;
    padding-bottom: 20px;
    font-size: 17px;
}

/* ======================================================
   RESPONSIVE BREAKPOINTS
   ====================================================== */

/* 4K & Ultra-wide Screens (more spacing, larger nav) */
@media (min-width: 1600px) {
    .navi {
        width: 240px;
        left: 5%;
    }
    #text {
        width: 62%;
        margin-right: 10%;
    }
}

/* Laptops 1280px – 1599px */
@media (max-width: 1599px) and (min-width: 1280px) {
    #text {
        width: 64%;
    }
}

/* Tablets (full layout shift) */
@media (max-width: 1100px) {
    .navi {
        left: 2%;
        width: 180px;
    }
    #text {
        width: 70%;
        margin-right: 4%;
    }
}

/* iPad / Tablet (break navigation → top block) */
@media (max-width: 900px) {
    .navi {
        position: static;
        width: 100%;
        margin-top: 10px;
        text-align: center;
        align-items: center;
    }

    .navi-menu {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 10px;
    }

    .navi-link {
        padding: 10px 18px;
        font-size: 15px;
    }

    #text {
        width: 90%;
        float: none;
        margin: 20px auto;
    }

    .video {
        float: none;
        margin: 20px auto;
        text-align: center;
    }

    iframe,
    iframe.dvd {
        max-width: 100%;
        height: auto;
    }

    .dvd {
        width: 100%;
        float: none;
    }
}

/* Mobile Phones */
@media (max-width: 600px) {
    .navi-link {
        padding: 8px 14px;
        font-size: 14px;
    }

    th {
        font-size: 18px;
    }

    td {
        font-size: 13px;
    }

    hr.long {
        margin: 20px 0;
    }
}

/* Small Phones (Galaxy Mini, iPhone SE) */
@media (max-width: 420px) {

    .navi h1 {
        font-size: 28px;
    }

    #text {
        width: 95%;
    }

    .video {
        margin: 15px auto;
    }
}

/* Ultra-small devices */
@media (max-width: 360px) {
    .navi-link {
        padding: 6px 10px;
        font-size: 12px;
    }

    th {
        font-size: 16px;
    }

    td {
        font-size: 12px;
    }
}