/* ==========================================================================
   Layout CSS – structural positioning, responsive grid, mobile navigation
   ========================================================================== */

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

html {
    height: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* ---------- Site header (visible on all sizes) ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    height: 3.5rem;
}

.site-header .header-title {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.header-logo {
    height: 2.25rem;
    width: auto;
    flex-shrink: 0;
}

.event-title {
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin: 0;
}

/* ---------- Hamburger button ---------- */
.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
    border-radius: 0.25rem;
    position: relative;
    z-index: 120;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 1.25rem;
    height: 2px;
    border-radius: 1px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
}

.hamburger::before { transform: translateY(-6px); }
.hamburger::after  { transform: translateY(6px); }

/* Animate to X when open */
.nav-open .hamburger { background-color: transparent !important; }
.nav-open .hamburger::before { transform: rotate(45deg); }
.nav-open .hamburger::after  { transform: rotate(-45deg); }

/* ---------- Overlay ---------- */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: #00000073;
    z-index: 90;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    display: block;
    opacity: 1;
}

/* ---------- Sidebar ---------- */
.sidebar {
    position: fixed;
    top: 3.5rem;
    left: 0;
    bottom: 0;
    width: min(380px, 90vw);
    z-index: 95;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-inner {
    padding: 1rem;
    padding-bottom: 3rem;
}

/* ---------- Main content ---------- */
.content {
    flex: 1;
    padding: 1rem;
    overflow-x: auto;
    min-width: 0;
}

/* Welcome / default state */
.content .welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    text-align: center;
    padding: 2rem;
}

.welcome-logo {
    max-width: 280px;
    height: auto;
    margin-bottom: 1.5rem;
}

.content .welcome h2 {
    margin-bottom: 0.5rem;
}

/* ---------- Responsive tables ---------- */
.content table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}

/* On small screens, make result tables horizontally scrollable */
@media (max-width: 767px) {
    .content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }
}

/* ---------- Desktop layout (>= 768px) ---------- */
@media (min-width: 768px) {
    body {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .site-header {
        width: 100%;
        flex-shrink: 0;
    }

    .nav-toggle {
        display: none;
    }

    .nav-overlay {
        display: none !important;
    }

    .sidebar {
        position: sticky;
        top: 3.5rem;
        height: calc(100vh - 3.5rem);
        transform: none;
        flex-shrink: 0;
        width: 380px;
    }

    .content {
        flex: 1;
        min-width: 0;
        max-width: calc(100% - 380px);
        padding: 1.5rem 2rem;
    }
}

/* ---------- Large desktop (>= 1200px) ---------- */
@media (min-width: 1200px) {
    .sidebar {
        width: 400px;
    }

    .content {
        max-width: calc(100% - 400px);
    }
}

/* ---------- Sidebar internal layout overrides ---------- */
/* The included before-new.htm has tables – make them behave */
.sidebar table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    table-layout: auto;
    border-radius: 0.4rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

/* Event menu tables: override inline widths so columns size to content */
.sidebar table td[style] {
    width: auto !important;
}

/* First column (event name): allow wrapping to prevent horizontal overflow */
.sidebar table td:first-child {
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Middle & last columns (Start / Result): shrink to fit, stay centred */
.sidebar table td:nth-child(2),
.sidebar table td:nth-child(3) {
    white-space: nowrap;
    width: 1% !important;
    text-align: center;
}

.sidebar-logo {
    text-align: center;
    padding: 0.75rem 0 0.5rem;
}

.sidebar-logo-img {
    max-width: 200px;
    height: auto;
}

.sidebar h2, .sidebar h3 {
    text-align: center;
}

.sidebar img {
    max-width: 100%;
    height: auto;
}

.sidebar h5 {
    text-align: center;
    padding: 1rem 0;
}

/* Utility: hide the base target tag effect */
.sidebar base {
    display: none;
}