/* ITD Custom Styles v2.3 — Modern Dark/Accent Theme */

/* === TOKENS === */
:root {
  --itd-navy:     #0f1628;
  --itd-navy-2:   #1a2540;
  --itd-blue:     #2563eb;
  --itd-blue-2:   #3b82f6;
  --itd-accent:   #6366f1;
  --itd-text:     #0f172a;
  --itd-muted:    #64748b;
  --itd-border:   #e2e8f0;
  --itd-bg:       #f8fafc;
  --itd-white:    #ffffff;
  --itd-radius:   14px;
  --itd-shadow:   0 4px 24px rgba(15,22,40,0.08);
  --itd-shadow-lg:0 12px 48px rgba(15,22,40,0.14);
  --itd-transition: 0.25s cubic-bezier(.4,0,.2,1);
}

/* === GLOBAL === */
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; }

/* === HERO === */
.itd-hero {
  background:
    linear-gradient(to bottom, rgba(10,16,35,0.62) 0%, rgba(10,16,35,0.72) 100%),
    url('/wp-content/uploads/2026/03/hero-conference.jpg') center 40% / cover no-repeat;
  padding: 120px 40px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.itd-hero > * { position: relative; z-index: 1; }
.itd-hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--itd-white);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}
.itd-hero .wp-block-heading { color: var(--itd-white) !important; }
.itd-hero p, .itd-hero .itd-subtitle {
  font-size: 18px; line-height: 1.65;
  color: rgba(255,255,255,0.85);
  max-width: 600px; margin: 0 auto 36px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.25);
}

/* Stats */
.itd-stats { display: flex; justify-content: center; gap: 0; margin-top: 52px; flex-wrap: wrap; }
.itd-stat { text-align: center; padding: 20px 44px; border-right: 1px solid rgba(255,255,255,0.18); }
.itd-stat:last-child { border-right: none; }
.itd-stat-number { display: block; font-size: 36px; font-weight: 800; color: var(--itd-white); letter-spacing: -0.02em; line-height: 1; }
.itd-stat-label { display: block; font-size: 13px; color: rgba(255,255,255,0.65); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.itd-stats-bar { display: flex; justify-content: center; gap: 0; flex-wrap: wrap; margin-top: 52px; }
.itd-stat-item { padding: 20px 44px; border-right: 1px solid rgba(255,255,255,0.18); }
.itd-stat-item:last-child { border-right: none; }
.itd-stat-item strong { display: block; font-size: 36px; font-weight: 800; color: var(--itd-white); letter-spacing: -0.02em; }
.itd-stat-item span { font-size: 13px; color: rgba(255,255,255,0.65); text-transform: uppercase; letter-spacing: 0.06em; }

/* === BUTTONS === */
.itd-btn, a.itd-btn,
.wp-block-button.itd-btn-green .wp-block-button__link,
.wp-block-button__link.wp-element-button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--itd-blue) 0%, var(--itd-accent) 100%);
  color: var(--itd-white) !important;
  border-radius: 10px; font-weight: 600; font-size: 15px;
  text-decoration: none !important; border: none; cursor: pointer;
  transition: opacity var(--itd-transition), transform var(--itd-transition), box-shadow var(--itd-transition);
  box-shadow: 0 4px 16px rgba(37,99,235,0.35);
}
.itd-btn:hover, a.itd-btn:hover,
.wp-block-button.itd-btn-green .wp-block-button__link:hover,
.wp-block-button__link.wp-element-button:hover {
  opacity: 0.92; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,0.45);
}

/* === SECTIONS === */
.itd-section { padding: 80px 40px; max-width: 1200px; margin: 0 auto; }
.itd-section > .wp-block-heading, .itd-section h2.wp-block-heading {
  font-size: clamp(24px, 3vw, 36px); font-weight: 800; color: var(--itd-text); letter-spacing: -0.02em; margin-bottom: 48px;
}
.itd-section-title { font-size: 36px; font-weight: 700; color: var(--itd-text); margin-bottom: 12px; }
.itd-section-subtitle { font-size: 17px; color: var(--itd-muted); line-height: 1.65; margin-bottom: 40px; }

/* === CARDS === */
.itd-card {
  background: var(--itd-white); border: 1px solid var(--itd-border);
  border-radius: var(--itd-radius); padding: 28px;
  transition: transform var(--itd-transition), box-shadow var(--itd-transition), border-color var(--itd-transition);
  position: relative; overflow: hidden;
}
.itd-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--itd-blue), var(--itd-accent)); opacity: 0;
  transition: opacity var(--itd-transition);
}
.itd-card:hover { transform: translateY(-5px); box-shadow: var(--itd-shadow-lg); border-color: transparent; }
.itd-card:hover::after { opacity: 1; }
.itd-card-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.itd-card-icon.icon-blue   { background: #eff6ff; }
.itd-card-icon.icon-green  { background: #f0fdf4; }
.itd-card-icon.icon-purple { background: #f5f3ff; }
.itd-card-icon.icon-orange { background: #fff7ed; }
.itd-card-icon.icon-teal   { background: #f0fdfa; }
.itd-card-icon.icon-red    { background: #fef2f2; }
.itd-card-icon img { width: 24px; height: 24px; filter: none; opacity: 0.85; }
.itd-card h3, .itd-card h4 { font-size: 17px; font-weight: 700; color: var(--itd-text); margin-bottom: 10px; line-height: 1.3; }
.itd-card p { font-size: 14px; color: var(--itd-muted); line-height: 1.7; margin: 0; }
.itd-cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* === EVENTS === */
.itd-events-section { background: var(--itd-bg); padding: 80px 20px; }
.itd-events-section h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--itd-text); letter-spacing: -0.02em; }
.itd-events-list { display: flex; flex-direction: column; gap: 14px; }
a.itd-event-card {
  background: var(--itd-white); border: 1px solid var(--itd-border); border-radius: var(--itd-radius);
  padding: 20px 24px; text-decoration: none !important; color: inherit; display: block;
  transition: transform var(--itd-transition), box-shadow var(--itd-transition);
}
a.itd-event-card:hover { transform: translateY(-2px); box-shadow: var(--itd-shadow); border-color: var(--itd-blue-2); }
.itd-event-card-inner { display: flex; gap: 18px; align-items: flex-start; }
.itd-event-date-badge {
  min-width: 54px; height: 62px;
  background: linear-gradient(145deg, var(--itd-navy), var(--itd-navy-2));
  color: var(--itd-white); border-radius: 10px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1; flex-shrink: 0;
}
.itd-event-date-badge .day, .itd-event-date-badge .itd-event-day { font-size: 22px; font-weight: 800; }
.itd-event-date-badge .month, .itd-event-date-badge .itd-event-month { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; opacity: 0.7; }
.itd-event-info h3, .itd-event-info .itd-event-title { font-size: 16px; font-weight: 600; color: var(--itd-text); margin: 0 0 6px; }
.itd-event-info h3 a { color: inherit; text-decoration: none; }
.itd-event-meta { font-size: 13px; color: var(--itd-muted); display: flex; flex-wrap: wrap; gap: 10px; }

/* === MISSION === */
.itd-mission { background: var(--itd-white); padding: 80px 40px; text-align: center; }
.itd-mission > .wp-block-heading { color: var(--itd-text) !important; letter-spacing: -0.02em; }
.itd-mission p { font-size: 18px; line-height: 1.75; color: var(--itd-muted); max-width: 720px; margin: 0 auto; }

/* === MEMBERS === */
.itd-members { background: var(--itd-bg); padding: 80px 40px; }
.itd-members > .wp-block-heading { color: var(--itd-text) !important; letter-spacing: -0.02em; }
.itd-member-card { background: var(--itd-white); border: 1px solid var(--itd-border); padding: 36px 28px; border-radius: var(--itd-radius); text-align: center; transition: transform var(--itd-transition), box-shadow var(--itd-transition); }
.itd-member-card:hover { transform: translateY(-5px); box-shadow: var(--itd-shadow-lg); }
.itd-member-icon { width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, var(--itd-blue) 0%, var(--itd-accent) 100%); margin: 0 auto 20px; opacity: 0.15; }
.itd-member-card h4 { font-size: 17px; font-weight: 700; color: var(--itd-text); margin-bottom: 10px; }
.itd-member-card p  { font-size: 14px; color: var(--itd-muted); line-height: 1.65; margin: 0; }
.itd-member-card strong { display: block; font-size: 38px; font-weight: 800; color: var(--itd-text); margin-bottom: 8px; letter-spacing: -0.03em; }
.itd-member-card span  { font-size: 14px; color: var(--itd-muted); }

/* === CTA === */
.itd-cta {
  background: linear-gradient(145deg, var(--itd-navy) 0%, var(--itd-navy-2) 50%, #1e2d5a 100%);
  border-radius: 20px; padding: 72px 48px; text-align: center;
  margin: 0 auto 80px; max-width: 1200px; position: relative; overflow: hidden;
}
.itd-cta::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 80% at 50% 120%, rgba(99,102,241,0.25) 0%, transparent 60%); pointer-events: none; }
.itd-cta > * { position: relative; z-index: 1; }
.itd-cta h2, .itd-cta .wp-block-heading { color: var(--itd-white) !important; font-size: clamp(22px, 3vw, 32px); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 14px; }
.itd-cta p { font-size: 17px; color: rgba(255,255,255,0.7); margin-bottom: 36px; max-width: 560px; margin-left: auto; margin-right: auto; }
body.logged-in .itd-cta { display: none; }

/* === HEADER / FOOTER === */
#masthead, .site-header { background: var(--itd-white); border-bottom: 1px solid var(--itd-border); box-shadow: 0 1px 0 var(--itd-border); }
.site-branding .site-title { font-weight: 700; font-size: 20px; }
.site-footer { background: var(--itd-navy); border-top: none; color: rgba(255,255,255,0.6); }
.site-footer a { color: rgba(255,255,255,0.75); }
.site-footer a:hover { color: var(--itd-white); }
.itd-events-section div[style*="text-align: center"] h2 { font-family: 'Inter', sans-serif; font-weight: 800; color: var(--itd-text); letter-spacing: -0.02em; }
.etn-event-meta-wrap .etn-add-to-calendar-btn-wrap li a[href*="calendar.yahoo.com"] { display: none !important; }

/* === PERSONAL CABINET === */
.itd-cabinet { max-width: 900px; margin: 48px auto; padding: 0 20px 80px; }

.itd-cabinet-header {
  display: flex; align-items: center; gap: 20px;
  background: linear-gradient(135deg, var(--itd-navy) 0%, var(--itd-navy-2) 100%);
  border-radius: 16px; padding: 28px 32px; margin-bottom: 28px;
  color: var(--itd-white); position: relative; overflow: hidden;
}
.itd-cabinet-header::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(99,102,241,0.2) 0%, transparent 60%); pointer-events: none; }
.itd-cabinet-avatar { width: 72px; height: 72px; border-radius: 50%; background: rgba(255,255,255,0.12); flex-shrink: 0; overflow: hidden; border: 3px solid rgba(255,255,255,0.25); position: relative; z-index: 1; }
.itd-cabinet-avatar img { width: 100%; height: 100%; object-fit: cover; }
.itd-cabinet-greeting { flex: 1; position: relative; z-index: 1; }
.itd-cabinet-hello { font-size: 12px; color: rgba(255,255,255,0.55); margin: 0 0 4px; text-transform: uppercase; letter-spacing: 0.1em; }
.itd-cabinet-name { font-size: 24px; font-weight: 800; color: var(--itd-white); margin: 0 0 6px; letter-spacing: -0.02em; }
.itd-cabinet-role { font-size: 13px; color: rgba(255,255,255,0.6); margin: 0; }
.itd-cabinet-logout { position: relative; z-index: 1; font-size: 13px; color: rgba(255,255,255,0.55); text-decoration: none !important; border: 1px solid rgba(255,255,255,0.2); padding: 8px 18px; border-radius: 8px; transition: all var(--itd-transition); align-self: flex-start; white-space: nowrap; }
.itd-cabinet-logout:hover { color: var(--itd-white) !important; border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.08); }

/* Tabs */
.itd-cabinet-tabs { display: flex; border-bottom: 2px solid var(--itd-border); margin-bottom: 28px; }
.itd-tab-btn { background: none; border: none; border-bottom: 2px solid transparent; margin-bottom: -2px; padding: 12px 26px; font-size: 15px; font-weight: 600; color: var(--itd-muted); cursor: pointer; transition: color var(--itd-transition), border-color var(--itd-transition); font-family: inherit; }
.itd-tab-btn:hover { color: var(--itd-blue); }
.itd-tab-btn.active { color: var(--itd-blue); border-bottom-color: var(--itd-blue); }
.itd-tab-panel { display: none; }
.itd-tab-panel.itd-tab-active { display: block; }

/* Section card */
.itd-cabinet-section { background: var(--itd-white); border: 1px solid var(--itd-border); border-radius: var(--itd-radius); padding: 32px; }
.itd-cabinet-section-title { font-size: 20px; font-weight: 700; color: var(--itd-text); margin: 0 0 24px; letter-spacing: -0.01em; padding-bottom: 16px; border-bottom: 1px solid var(--itd-border); }

/* Achievements */
.itd-cabinet-achievements { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.itd-achieve-card { background: var(--itd-white); border: 1px solid var(--itd-border); border-radius: var(--itd-radius); padding: 24px 20px; text-align: center; transition: transform var(--itd-transition), box-shadow var(--itd-transition); }
.itd-achieve-card:hover { transform: translateY(-3px); box-shadow: var(--itd-shadow); }
.itd-achieve-card--wide { grid-column: span 3; }
.itd-achieve-label { font-size: 11px; font-weight: 700; color: var(--itd-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }

/* === PROFILE FORM === */
.itd-profile-form { margin-top: 4px; }
.itd-form-row { display: grid; gap: 16px; margin-bottom: 0; }
.itd-form-row--2 { grid-template-columns: 1fr 1fr; }
.itd-form-row--3 { grid-template-columns: 1fr 1fr 1fr; }
.itd-form-row .itd-form-field { margin-bottom: 0; }
.itd-form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.itd-form-field label { font-size: 13px; font-weight: 600; color: var(--itd-text); }
.itd-form-hint { font-weight: 400; color: var(--itd-muted); font-size: 12px; margin-left: 6px; }
.itd-form-field input[type="text"],
.itd-form-field input[type="email"],
.itd-form-field input[type="password"],
.itd-form-field textarea {
  padding: 10px 14px;
  border: 1.5px solid var(--itd-border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: var(--itd-text);
  background: var(--itd-white);
  transition: border-color var(--itd-transition), box-shadow var(--itd-transition);
  width: 100%;
  box-sizing: border-box;
}
.itd-form-field input:focus,
.itd-form-field textarea:focus {
  outline: none;
  border-color: var(--itd-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.itd-form-field textarea { resize: vertical; min-height: 100px; }
.itd-checkboxes { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; margin-top: 4px; }
.itd-checkbox { display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 8px 12px; border: 1.5px solid var(--itd-border); border-radius: 8px; transition: border-color var(--itd-transition), background var(--itd-transition); font-size: 14px; color: var(--itd-text); }
.itd-checkbox:hover { border-color: var(--itd-blue-2); background: #f8faff; }
.itd-checkbox input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--itd-blue); flex-shrink: 0; cursor: pointer; }
.itd-checkbox:has(input:checked) { border-color: var(--itd-blue); background: #eff6ff; }
.itd-form-actions { margin-top: 8px; padding-top: 20px; border-top: 1px solid var(--itd-border); }
.itd-form-notice { padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; font-size: 14px; font-weight: 500; }
.itd-form-notice--success { background: #f0fdf4; border: 1px solid #86efac; color: #15803d; }
.itd-form-notice--error   { background: #fef2f2; border: 1px solid #fca5a5; color: #dc2626; }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .itd-cards-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .itd-hero { padding: 88px 24px 72px; }
  .itd-stat { padding: 16px 28px; }
}
@media (max-width: 768px) {
  .itd-hero { padding: 72px 20px 56px; }
  .itd-stats, .itd-stats-bar { gap: 0; }
  .itd-stat, .itd-stat-item { padding: 14px 20px; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .itd-stat:last-child, .itd-stat-item:last-child { border-bottom: none; }
  .itd-cards-grid { grid-template-columns: 1fr; gap: 14px; }
  .itd-section, .itd-mission, .itd-members { padding: 56px 20px; }
  .itd-cta { padding: 48px 24px; margin: 0 16px 56px; border-radius: 16px; }
  .itd-event-card-inner { flex-direction: column; gap: 12px; }
  .itd-event-date-badge { flex-direction: row; min-width: auto; height: auto; padding: 6px 12px; gap: 6px; border-radius: 8px; }
  .itd-cabinet { padding: 0 16px 56px; margin: 24px auto; }
  .itd-cabinet-header { padding: 20px; gap: 14px; flex-wrap: wrap; }
  .itd-cabinet-name { font-size: 20px; }
  .itd-cabinet-achievements { grid-template-columns: 1fr 1fr; }
  .itd-achieve-card--wide { grid-column: span 2; }
  .itd-cabinet-section { padding: 20px; }
  .itd-form-row--2, .itd-form-row--3 { grid-template-columns: 1fr; }
  .itd-checkboxes { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .itd-card { padding: 20px; }
  .itd-member-card { padding: 28px 20px; }
  .itd-cta { padding: 36px 20px; }
  .itd-cabinet-achievements { grid-template-columns: 1fr; }
  .itd-achieve-card--wide { grid-column: span 1; }
  .itd-tab-btn { padding: 10px 16px; font-size: 14px; }
  .itd-checkboxes { grid-template-columns: 1fr; }
}