/* =========================================================
   Modern drop-in stylesheet for existing ASP.NET Web Forms pages
   Uses your original file name: css/default.css
   ========================================================= */

:root {
    --color-blue-dark: #1c3f95;
    --color-blue: #255da8;
    --color-blue-light: #eaf3fb;
    --color-blue-soft: #f5fafe;
    --color-gray-900: #1f2933;
    --color-gray-700: #3e4c59;
    --color-gray-500: #6b7280;
    --color-gray-200: #e5e7eb;
    --color-gray-100: #f6f8fa;
    --color-white: #fff;
    --color-accent: #7aa2c7;
    --shadow-soft: 0 12px 30px rgba(31, 41, 51, 0.12);
    --radius-lg: 14px;
    --radius-md: 10px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--color-gray-900);
    background: var(--color-gray-100);
    font-size: 16px;
    line-height: 1.6;
}

a { color: var(--color-blue-dark); text-decoration: underline; }
a:hover, a:focus { color: #12306f; text-decoration: none; }
img { max-width: 100%; height: auto; }

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 9999;
    background: var(--color-blue-dark);
    color: var(--color-white);
    padding: 10px 14px;
    border-radius: 4px;
    text-decoration: none;
}
.skip-link:focus { top: 16px; color: var(--color-white); }

.site-shell { max-width: 1180px; }
.site-header {
    background: var(--color-white);
    box-shadow: 0 2px 12px rgba(31, 41, 51, 0.08);
    position: relative;
    z-index: 10;
}
.agency-bar {
    background: #d8dde6;
    color: #263442;
    font-size: .875rem;
    padding: 7px 0;
}
.agency-text { font-weight: 700; }

/* Custom navigation: this keeps the desktop menu horizontal even if Bootstrap is blocked or cached. */
.site-nav {
    background: #fff;
    border-bottom: 1px solid rgba(31, 41, 51, .08);
}
.nav-shell {
    min-height: 74px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.site-brand {
    color: var(--color-blue-dark);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -.01em;
    text-decoration: none;
    white-space: nowrap;
}
.site-brand:hover, .site-brand:focus { color: var(--color-blue-dark); }
.site-menu {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.site-menu li { margin: 0; padding: 0; list-style: none; }
.site-menu a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--color-gray-700);
    font-weight: 800;
    text-decoration: none;
    padding: 10px 13px;
    border-radius: 8px;
    white-space: nowrap;
}
.site-menu a:hover, .site-menu a:focus {
    background: var(--color-blue-light);
    color: var(--color-blue-dark);
}
.site-menu-toggle {
    display: none;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--color-gray-200);
    background: var(--color-white);
    color: var(--color-blue-dark);
    border-radius: 8px;
    font-weight: 800;
    padding: 9px 12px;
}
.site-menu-icon {
    width: 18px;
    height: 2px;
    background: currentColor;
    display: inline-block;
    position: relative;
}
.site-menu-icon::before,
.site-menu-icon::after {
    content: "";
    position: absolute;
    left: 0;
    width: 18px;
    height: 2px;
    background: currentColor;
}
.site-menu-icon::before { top: -6px; }
.site-menu-icon::after { top: 6px; }

/* Image / pattern space, similar to your earlier header row.
   Update the URL to your preferred image if needed. */
.site-image-band {
    min-height: 96px;
    border-bottom: 8px solid var(--color-blue-dark);
    background-image:
        linear-gradient(90deg, rgba(255,255,255,.94), rgba(245,250,254,.76)),
        url("../images/NLMAIWorkshop.jpg"),
        radial-gradient(circle at 88% 20%, rgba(122,162,199,.35), transparent 18%),
        linear-gradient(135deg, #f7fbff 0%, #eaf3fb 100%);
    background-size: cover, cover, auto, auto;
    background-position: center, center, center, center;
}

.site-main {
    background: radial-gradient(circle at top left, rgba(122, 162, 199, .18), transparent 34%), linear-gradient(180deg, #fff 0%, #f6f8fa 100%);
    min-height: calc(100vh - 260px);
}

.event-hero { padding: 48px 0 30px; }
.hero-card {
    background: linear-gradient(135deg, #fff 0%, #f5fafe 100%);
    border-top: 8px solid var(--color-blue-dark);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 44px;
    overflow: hidden;
    position: relative;
}
.hero-card::after {
    content: "";
    position: absolute;
    top: -80px;
    right: -80px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(122, 162, 199, .18);
}
.hero-card > * { position: relative; z-index: 1; }
.hero-kicker, .section-kicker {
    display: inline-block;
    color: var(--color-blue-dark);
    background: var(--color-blue-light);
    font-size: .85rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 7px 12px;
    border-radius: 999px;
    margin: 0 0 18px;
}
.hero-card h1 {
    color: var(--color-blue-dark);
    font-size: 2.7rem;
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -.035em;
    max-width: 900px;
    margin: 0;
}
.hero-card h1 span { display: block; }
.hero-summary, .page-lede { color: var(--color-gray-700); font-size: 1.2rem; line-height: 1.6; max-width: 800px; margin: 18px 0 0; }

.event-detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 28px 0 32px; }
.event-detail-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    background: var(--color-white);
    border: 1px solid #dce8f3;
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: 0 4px 14px rgba(31, 41, 51, .06);
}
.detail-icon {
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-blue-light);
    color: var(--color-blue-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}
.event-detail-card h2 { color: var(--color-blue-dark); font-size: .95rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 5px; }
.event-detail-card p { color: var(--color-gray-900); font-size: 1rem; line-height: 1.5; margin: 0; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.btn-primary-custom, .btn-secondary-custom, input[type="submit"], input[type="button"], button {
    display: inline-block;
    border-radius: 6px;
    font-weight: 800;
    padding: 12px 20px;
    text-decoration: none;
    transition: all .18s ease-in-out;
}
.btn-primary-custom, input[type="submit"], input[type="button"] { background: var(--color-blue-dark) !important; color: var(--color-white) !important; border: 2px solid var(--color-blue-dark) !important; }
.btn-primary-custom:hover, .btn-primary-custom:focus, input[type="submit"]:hover, input[type="button"]:hover { background: #142f70 !important; border-color: #142f70 !important; color: var(--color-white) !important; transform: translateY(-1px); }
.btn-secondary-custom { background: var(--color-white); color: var(--color-blue-dark); border: 2px solid #bfd4e8; }
.btn-secondary-custom:hover, .btn-secondary-custom:focus { background: var(--color-blue-light); color: var(--color-blue-dark); border-color: var(--color-blue-dark); }

.content-section, .page-section { padding: 42px 0 56px; }
.content-card, .subpage-main-block, .panel {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 22px rgba(31, 41, 51, .08);
    padding: 42px;
    border: 1px solid var(--color-gray-200);
}
.page-header-card {
    background: linear-gradient(135deg, #fff 0%, #f5fafe 100%);
    border-left: 8px solid var(--color-blue-dark);
    border-radius: var(--radius-lg);
    padding: 34px 38px;
    margin-bottom: 24px;
    box-shadow: 0 8px 22px rgba(31, 41, 51, .08);
}
.page-header-card h1, .section-heading h2 {
    color: var(--color-gray-900);
    font-size: 2rem;
    line-height: 1.25;
    font-weight: 800;
    margin: 0;
}
.page-header-card h1 i { color: var(--color-blue-dark); margin-right: 8px; }
.section-heading { border-bottom: 1px solid #dce8f3; margin-bottom: 24px; padding-bottom: 18px; }
.content-card p, .subpage-main-block p, .panel p { color: var(--color-gray-900); font-size: 1.08rem; line-height: 1.7; margin-bottom: 18px; }
.notice-box { background: var(--color-blue-soft); border-left: 6px solid var(--color-accent); border-radius: 8px; padding: 22px 24px; margin-top: 24px; }
.notice-box h2, .notice-box h3 { color: var(--color-blue-dark); font-size: 1.25rem; font-weight: 800; margin: 0 0 8px; }
.notice-box p { margin-bottom: 0; }
.small-note { color: var(--color-gray-500); font-size: .95rem !important; margin-top: 24px; }

.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 18px; }
.contact-item { background: var(--color-blue-soft); border: 1px solid #dce8f3; border-radius: var(--radius-md); padding: 22px; }
.contact-item h3 { color: var(--color-blue-dark); font-size: 1.25rem; font-weight: 800; }

.agenda-list { margin-top: 26px; border-top: 1px solid var(--color-gray-200); }
.agenda-item { display: grid; grid-template-columns: 160px 1fr; gap: 22px; padding: 22px 0; border-bottom: 1px solid var(--color-gray-200); }
.agenda-time { color: var(--color-blue-dark); font-weight: 800; }
.agenda-content h2 { color: var(--color-gray-900); font-size: 1.2rem; font-weight: 800; margin: 0 0 6px; }
.agenda-content p { margin-bottom: 0; }

/* Legacy compatibility */
.margin-fluid, .container-fluid.margin-fluid { padding-left: 0; padding-right: 0; }
.main-body-block { margin-top: 0; min-height: auto; }
.borders-main { border-top: 0; }
.subpage-block { border: 0; background: transparent; padding: 0; }
.subpage-title, h2.subpage-title, .subpage-title h2 { color: var(--color-gray-900); font-weight: 800; }
.panel-default, .panel-body, .panel-heading { border: 0; box-shadow: none; background: transparent; padding: 0; }
.reg-custom { padding: 0; }
center { text-align: center; }

/* Existing ASP.NET table/form controls */
.registration-card table, .confirmation-card table, .print-card table { width: 100%; border-collapse: collapse; }
.registration-card td, .confirmation-card td, .print-card td { padding: 8px 10px; vertical-align: top; }
.registration-card input[type="text"], .registration-card input[type="email"], .registration-card select, .registration-card textarea {
    max-width: 100%;
    border: 1px solid #b8c7d6;
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 1rem;
}
.registration-card label, .registration-card td:first-child { font-weight: 700; }
.registration-card .aspNetDisabled { color: var(--color-gray-500); }

.site-footer { background: var(--color-blue-dark); color: var(--color-white); padding: 28px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.site-footer p { margin: 0; color: var(--color-white); }
.site-footer a { color: var(--color-white); font-weight: 700; }

.print-registration-page { background: #fff; }
.print-shell { padding: 30px; }
.print-card { max-width: 900px; margin: 0 auto; background: #fff; border: 1px solid var(--color-gray-200); border-radius: var(--radius-lg); padding: 34px; }
.print-card h1 { color: var(--color-blue-dark); font-size: 2rem; font-weight: 800; }
.print-note { color: var(--color-gray-700); font-size: 1.1rem; }

@media (max-width: 991px) {
    .site-nav { padding: 14px 0; }
    .site-nav .nav-link { padding: 11px 0; }
    .hero-card { padding: 34px; }
    .hero-card h1 { font-size: 2.2rem; }
    .event-detail-grid, .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
    body { font-size: 15px; }
    .event-hero, .content-section, .page-section { padding: 28px 0; }
    .hero-card, .content-card, .subpage-main-block, .panel, .page-header-card { padding: 24px; border-radius: 10px; }
    .hero-card h1 { font-size: 1.85rem; }
    .page-header-card h1, .section-heading h2 { font-size: 1.55rem; }
    .hero-summary, .page-lede { font-size: 1.05rem; }
    .hero-actions { display: block; }
    .btn-primary-custom, .btn-secondary-custom { display: block; width: 100%; text-align: center; margin-bottom: 12px; }
    .agenda-item { grid-template-columns: 1fr; gap: 6px; }
    .footer-inner { display: block; text-align: center; }
    .footer-inner p + p { margin-top: 10px; }
    .registration-card { overflow-x: auto; }
}
@media print {
    .site-header, .site-footer, .skip-link { display: none !important; }
    body { background: #fff; color: #000; }
    .content-card, .print-card { box-shadow: none; border: 0; padding: 0; }
    a { color: #000; text-decoration: none; }
}

/* Navigation/mobile overrides placed at the end so they win over older cached CSS. */
@media screen and (max-width: 900px) {
    .nav-shell {
        min-height: 68px;
        flex-wrap: wrap;
    }
    .site-menu-toggle {
        display: inline-flex;
    }
    .site-menu {
        display: none;
        flex: 0 0 100%;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 0 0 14px;
    }
    .site-menu.is-open {
        display: flex;
    }
    .site-menu a {
        display: flex;
        width: 100%;
        padding: 12px 14px;
    }
    .site-image-band {
        min-height: 70px;
    }
}

@media screen and (min-width: 901px) {
    .site-menu {
        display: flex !important;
        flex-direction: row !important;
    }
}