/* Shared white-paper styles. Layered on top of styles.css. */

.wp-index-hero { padding: 96px 0 56px; background: var(--iit-gradient-hero); position: relative; overflow: hidden; }
.wp-index-hero::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 50%, rgba(101, 255, 227, 0.15) 0%, transparent 60%); pointer-events: none; }
.wp-index-hero .container { position: relative; z-index: 2; max-width: 920px; }
.wp-index-hero h1 { font-size: 56px; line-height: 1.05; margin-bottom: 20px; }
.wp-lead { font-size: 19px; color: var(--iit-text-body); line-height: 1.6; max-width: 720px; }
.wp-eyebrow { font-size: 13px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.85); display: inline-block; margin-bottom: 12px; }

.wp-index-main { padding: 64px 0 96px; }
.wp-index-main .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(360px, 100%), 1fr)); gap: 24px; }
.wp-index-card { background: var(--iit-ink-800); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; padding: 32px; display: flex; flex-direction: column; transition: all 0.2s ease; text-decoration: none; color: inherit; }
.wp-index-card:hover { border-color: rgba(5, 210, 171,0.35); transform: translateY(-2px); }
.wp-index-card__num { font-size: 12px; color: var(--iit-teal-400); font-weight: 600; letter-spacing: 0.12em; margin-bottom: 8px; }
.wp-index-card h2 { font-size: 22px; font-weight: 600; line-height: 1.25; margin-bottom: 4px; }
.wp-index-card__sub { font-size: 14px; color: var(--iit-teal-400); margin-bottom: 14px; }
.wp-index-card p { color: var(--iit-text-muted); font-size: 14px; line-height: 1.6; margin-bottom: 16px; }
.wp-index-card__cta { font-size: 14px; color: var(--iit-teal-400); font-weight: 500; margin-top: auto; }

/* Single white-paper layout */
.wp-hero { padding: 80px 0 48px; background: var(--iit-gradient-hero); position: relative; overflow: hidden; }
.wp-hero::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 50%, rgba(101,255,227,0.15) 0%, transparent 60%); pointer-events: none; }
.wp-hero .container { position: relative; z-index: 2; max-width: 860px; }
.wp-hero__breadcrumb { font-size: 14px; color: rgba(255,255,255,0.75); margin-bottom: 24px; display: block; }
.wp-hero__breadcrumb a { color: rgba(255,255,255,0.95); text-decoration: underline; }
.wp-hero h1 { font-size: 48px; line-height: 1.1; margin-bottom: 16px; }
.wp-hero .wp-eyebrow { color: rgba(255,255,255,0.85); margin-bottom: 12px; }

.wp-body { padding: 56px 0 0; }
.wp-body .container { max-width: 760px; }
.wp-body h2 { font-size: 32px; font-weight: 600; line-height: 1.2; margin: 48px 0 16px; }
.wp-body h2:first-child { margin-top: 0; }
.wp-body h3 { font-size: 22px; font-weight: 600; margin: 28px 0 10px; color: var(--iit-text-primary); }
.wp-body p { font-size: 17px; line-height: 1.75; color: var(--iit-text-body); margin-bottom: 18px; }
.wp-body ul, .wp-body ol { margin: 0 0 22px 22px; padding: 0; }
.wp-body li { font-size: 17px; line-height: 1.7; color: var(--iit-text-body); margin-bottom: 8px; padding-left: 4px; list-style: disc; }
.wp-body ol li { list-style: decimal; }
.wp-body a { color: var(--iit-teal-400); text-decoration: underline; }
.wp-body a:hover { color: var(--iit-teal-500); }
.wp-body code { font-family: var(--iit-font-sans); font-size: 14px; background: rgba(5, 210, 171,0.08); color: var(--iit-teal-400); padding: 2px 6px; border-radius: 4px; }
.wp-body blockquote { border-left: 3px solid var(--iit-teal-400); padding: 8px 0 8px 20px; margin: 24px 0; font-size: 18px; color: var(--iit-text-primary); font-style: italic; }
.wp-body .wp-callout { background: var(--iit-gradient-card); border-radius: 12px; padding: 24px 28px; margin: 28px 0; }
.wp-body .wp-callout__label { font-size: 12px; color: var(--iit-teal-400); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 8px; }
.wp-body .wp-callout p { margin: 0; font-size: 16px; }

.wp-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 18px; background: var(--iit-ink-800); border: 1px solid rgba(255,255,255,0.06); border-radius: 12px; padding: 24px; margin: 28px 0; }
.wp-stat__value { font-size: 32px; color: var(--iit-teal-400); font-weight: 600; line-height: 1; }
.wp-stat__label { font-size: 13px; color: var(--iit-text-muted); margin-top: 6px; }

/* Citations footer */
.wp-citations { background: var(--iit-ink-bg); padding: 56px 0; border-top: 1px solid rgba(255,255,255,0.06); margin-top: 80px; }
.wp-citations h3 { font-size: 16px; color: var(--iit-text-muted); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 20px; }
.wp-citations ul { list-style: none; padding: 0; margin: 0; }
.wp-citations li { font-size: 14px; color: var(--iit-text-secondary); line-height: 1.7; margin-bottom: 10px; padding-left: 16px; position: relative; }
.wp-citations li::before { content: '→'; position: absolute; left: 0; color: var(--iit-teal-400); }
.wp-citations a { color: var(--iit-teal-400); }

/* Lead capture (re-usable on every WP) */
.wp-lead-section { background: var(--iit-gradient-hero); padding: 72px 0; }
.wp-lead-card { max-width: 640px; margin: 0 auto; background: var(--iit-ink-bg); border-radius: 20px; padding: 40px; border: 1px solid rgba(5, 210, 171,0.2); }
.wp-lead-card h2 { font-size: 28px; font-weight: 600; margin-bottom: 10px; }
.wp-lead-card p.wp-lead-card__intro { color: var(--iit-text-secondary); font-size: 16px; line-height: 1.55; margin-bottom: 24px; }
.wp-lead-card .field { display: block; margin-bottom: 16px; }
.wp-lead-card label { display: block; font-size: 13px; color: var(--iit-text-muted); font-weight: 500; margin-bottom: 6px; letter-spacing: 0.04em; text-transform: uppercase; }
.wp-lead-card input, .wp-lead-card textarea { width: 100%; padding: 13px 15px; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; background: var(--iit-ink-800); color: var(--iit-text-primary); font-family: inherit; font-size: 16px; }
.wp-lead-card input:focus, .wp-lead-card textarea:focus { outline: none; border-color: var(--iit-teal-400); }
.wp-lead-card .wp-lead-card__actions { display: flex; gap: 12px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.wp-lead-card .wp-lead-card__note { font-size: 13px; color: var(--iit-text-muted); }
.wp-lead-success { display: none; }
.is-submitted .wp-lead-form { display: none; }
.is-submitted .wp-lead-success { display: block; padding: 20px; border-radius: 12px; background: rgba(5, 210, 171,0.08); border: 1px solid rgba(5, 210, 171,0.3); color: var(--iit-teal-400); }

@media (max-width: 768px) {
  .wp-index-hero h1 { font-size: 40px; }
  .wp-hero h1 { font-size: 34px; }
  .wp-body h2 { font-size: 26px; }
  .wp-body p, .wp-body li { font-size: 16px; }
  .wp-lead-card { padding: 28px 22px; }
}