/* DBJ Martial Arts: auto-updating calendar demo (TLO AI example). All classes are prefixed dbj- so they never touch the rest of the site. */
:root {
  --dbj-red:        #BF280D;
  --dbj-black:      #000000;
  --dbj-green:      #139E09;
  --dbj-white:      #FFFFFF;
  --dbj-red-dark:   #8B1A07;
  --dbj-red-light:  #E8331080;
  --dbj-cell-border:#BF280D;
  --dbj-closed-bg:  #f5f5f5;
  --dbj-event-bg:   #139E0915;
  --dbj-special-bg: #139E0915;
}

.dbj-cal-wrap { font-family: Arial, Helvetica, sans-serif; max-width: 900px; margin: 0 auto; padding: 0 8px; }

/* SECTION 1: GRID CALENDAR */
.dbj-grid-cal { background: var(--dbj-black); border-radius: 10px; overflow: hidden; margin-bottom: 32px; border: 3px solid var(--dbj-red); }
.dbj-grid-header { background: var(--dbj-red); text-align: center; padding: 18px 10px 14px; }
.dbj-grid-header h3 { font-size: 2.8em; font-weight: 900; color: var(--dbj-white); letter-spacing: 6px; margin: 0; text-shadow: 3px 3px 0 var(--dbj-red-dark); text-transform: uppercase; font-family: Arial, Helvetica, sans-serif; }
.dbj-grid-header p { color: #FFE0B8; font-size: 0.85em; margin: 4px 0 0; letter-spacing: 2px; }

.dbj-dow-row { display: grid; grid-template-columns: repeat(7, 1fr); background: var(--dbj-red-dark); }
.dbj-dow-cell { text-align: center; padding: 8px 2px; color: var(--dbj-white); font-weight: 700; font-size: 0.85em; letter-spacing: 1px; text-transform: uppercase; border-right: 1px solid #ffffff20; }
.dbj-dow-cell:last-child { border-right: none; }

#dbj-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 0; border-top: 2px solid var(--dbj-red); }

.dbj-day { background: var(--dbj-white); border-right: 1px solid var(--dbj-cell-border); border-bottom: 1px solid var(--dbj-cell-border); min-height: 120px; padding: 8px 6px 6px; vertical-align: top; position: relative; box-sizing: border-box; color: var(--dbj-black); }
.dbj-day:nth-child(7n) { border-right: none; }
.dbj-day.dbj-empty { background: #1a1a1a; border-color: #333; }
.dbj-day.dbj-closed { background: var(--dbj-closed-bg); }
.dbj-day.dbj-today { outline: 3px solid var(--dbj-red); outline-offset: -3px; }

.dbj-date-num { font-size: 1.0em; font-weight: 700; color: var(--dbj-black); display: block; margin-bottom: 5px; }
.dbj-day.dbj-closed .dbj-date-num { color: #595959; }
.dbj-day.dbj-today .dbj-date-num { color: var(--dbj-red); }

.dbj-class { font-size: 0.80em; line-height: 1.4; color: var(--dbj-black); display: block; margin-bottom: 2px; }
.dbj-class-name { font-weight: 700; color: var(--dbj-red); }
.dbj-class-time { color: #333; }

.dbj-closed-label { font-size: 0.90em; font-weight: 900; color: var(--dbj-red); display: block; margin-top: 4px; letter-spacing: 1px; text-transform: uppercase; }
.dbj-closed-note { font-size: 0.74em; color: #595959; display: block; margin-top: 2px; }

.dbj-special { font-size: 0.74em; background: var(--dbj-green); color: var(--dbj-white); border-radius: 3px; padding: 2px 4px; display: block; margin-top: 3px; font-weight: 700; line-height: 1.3; }
.dbj-special.red { background: var(--dbj-red); }

.dbj-day.dbj-has-event { cursor: pointer; }
.dbj-day.dbj-has-event:hover { background: #fff8f8; }

#dbj-grid-notes { background: #1a1a1a; padding: 12px 16px; border-top: 2px solid var(--dbj-red); }
#dbj-grid-notes p { color: #FFE0B8; font-size: 0.88em; margin: 3px 0; line-height: 1.5; }
#dbj-grid-notes strong { color: var(--dbj-white); }

/* SECTION 2: CLASS SCHEDULE */
.dbj-auto-cal { background: var(--dbj-black); border-radius: 10px; overflow: hidden; margin-bottom: 24px; border: 3px solid var(--dbj-black); }
.dbj-auto-header { background: var(--dbj-red); text-align: center; padding: 14px 10px; }
.dbj-auto-header h3 { color: var(--dbj-white); font-size: 1.5em; font-weight: 800; margin: 0; letter-spacing: 3px; text-transform: uppercase; font-family: Arial, Helvetica, sans-serif; }
.dbj-auto-month-display { color: #FFFFFF; font-size: 0.95em; margin: 4px 0 0; letter-spacing: 1px; }

.dbj-schedule-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
@media (max-width: 560px) { .dbj-schedule-grid { grid-template-columns: 1fr; } }

.dbj-program-card { background: var(--dbj-white); border-right: 2px solid var(--dbj-black); border-bottom: 2px solid var(--dbj-black); padding: 14px 16px; cursor: pointer; transition: background 0.2s; color: var(--dbj-black); }
.dbj-program-card:hover { background: #fff5f5; }
.dbj-program-card:nth-child(2n) { border-right: none; }

.dbj-program-name { font-size: 1.0em; font-weight: 800; color: var(--dbj-red); display: block; margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.dbj-program-detail { font-size: 0.92em; color: var(--dbj-black); line-height: 1.6; display: block; }
.dbj-program-day { font-weight: 700; color: var(--dbj-red); }

.dbj-detail-panel { display: none; background: #f9fff9; border-top: 2px solid var(--dbj-black); padding: 14px 18px; grid-column: 1 / -1; }
.dbj-detail-panel.dbj-active { display: block; }
.dbj-detail-panel h4 { color: var(--dbj-red); font-size: 1.05em; margin: 0 0 8px; text-transform: uppercase; letter-spacing: 1px; font-family: Arial, Helvetica, sans-serif; }
.dbj-detail-panel p { font-size: 0.95em; color: #333; margin: 5px 0; line-height: 1.6; }
.dbj-detail-close { display: inline-block; margin-top: 10px; font-size: 0.85em; color: var(--dbj-red); font-weight: 700; cursor: pointer; text-decoration: underline; }

/* SECTION 3: CTA */
.dbj-cta-strip { text-align: center; padding: 16px 12px; background: var(--dbj-red); border-radius: 8px; margin-top: 4px; }
.dbj-cta-strip p { color: var(--dbj-white); font-size: 1.05em; font-weight: 700; margin: 0; letter-spacing: 0.5px; line-height: 1.5; }

/* EVENT POPUPS */
.dbj-event-popup { display: none; position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: var(--dbj-white); border: 3px solid var(--dbj-red); border-radius: 10px; padding: 20px 22px; max-width: 320px; width: 90%; z-index: 9999; box-shadow: 0 8px 32px rgba(0,0,0,0.45); }
.dbj-event-popup.dbj-popup-active { display: block; }
.dbj-popup-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.55); z-index: 9998; }
.dbj-popup-overlay.dbj-popup-active { display: block; }
.dbj-popup-title { font-size: 1.05em; font-weight: 900; color: var(--dbj-red); text-transform: uppercase; letter-spacing: 1px; margin: 0 0 10px; padding-bottom: 8px; border-bottom: 2px solid var(--dbj-red); }
.dbj-popup-body p { font-size: 0.88em; color: var(--dbj-black); margin: 6px 0; line-height: 1.6; }
.dbj-popup-body strong { color: var(--dbj-red); }
.dbj-popup-close { display: block; margin-top: 14px; text-align: center; background: var(--dbj-red); color: var(--dbj-white); font-size: 0.85em; font-weight: 700; padding: 8px 16px; border-radius: 5px; cursor: pointer; letter-spacing: 1px; text-transform: uppercase; }
.dbj-popup-close:hover { background: var(--dbj-red-dark); }

/* RESPONSIVE */
@media (max-width: 640px) {
  .dbj-grid-header h3 { font-size: 1.9em; }
  .dbj-day { min-height: 90px; padding: 6px 4px; }
  .dbj-class { font-size: 0.70em; }
  .dbj-date-num { font-size: 0.88em; }
  .dbj-dow-cell { font-size: 0.72em; padding: 6px 1px; }
}