/* ==========================================================================
   toBマーケティングウェビナー Theme — Design System v3
   ========================================================================== */

/* --- CSS Custom Properties --- */
:root {
    --navy: #1a237e;
    --navy-light: #283593;
    --navy-mid: #3949ab;
    --blue: #2962ff;
    --blue-hover: #2152cc;
    --blue-light: #29b6f6;
    --white: #ffffff;
    --off-white: #fafafa;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    --font-sans: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-inter: 'Inter', 'Noto Sans JP', sans-serif;

    --shadow-xs: 0 1px 2px rgba(0,0,0,.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);

    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    --ease: cubic-bezier(.4,0,.2,1);
    --transition: .2s var(--ease);
    --container-max: 1200px;
    --header-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font-sans); color: var(--gray-800); background-color: var(--white); line-height: 1.75; font-weight: 400; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-hover); }
ul, ol { list-style: none; }

/* --- Layout --- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 40px; }
.section { padding: 120px 0; }
.section--alt { background-color: var(--gray-50); }
.section__header { text-align: center; margin-bottom: 56px; }
.section__label { display: inline-block; font-family: var(--font-inter); font-size: .75rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); margin-bottom: 12px; }
.section__title { font-family: var(--font-sans); font-size: 2rem; font-weight: 300; color: var(--navy); margin-bottom: 12px; letter-spacing: -.01em; line-height: 1.4; }
.section__title strong { font-weight: 700; }
.section__subtitle { color: var(--gray-500); font-size: 1rem; line-height: 1.7; }
.section__more { text-align: center; margin-top: 48px; }

/* --- Header --- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.97); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--gray-200); height: var(--header-height); display: flex; align-items: center; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.site-logo__text { font-family: var(--font-sans); font-size: 1.125rem; font-weight: 700; color: var(--navy); letter-spacing: -.02em; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.site-nav__list { display: flex; gap: 4px; }
.site-nav__list li a { display: block; padding: 8px 14px; color: var(--gray-600); font-size: .875rem; font-weight: 500; border-radius: var(--radius-sm); transition: background var(--transition), color var(--transition); }
.site-nav__list li a:hover { background-color: var(--gray-50); color: var(--navy); }

/* --- Hamburger --- */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; border: none; cursor: pointer; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--navy); border-radius: 1px; transition: transform var(--transition), opacity var(--transition); }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Buttons --- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 24px; font-family: var(--font-sans); font-size: .875rem; font-weight: 600; border: 1.5px solid transparent; border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition); text-decoration: none; white-space: nowrap; line-height: 1.5; }
.btn--primary { background-color: var(--blue); color: var(--white); }
.btn--primary:hover { background-color: var(--blue-hover); color: var(--white); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.25); }
.btn--outline { background-color: transparent; color: var(--blue); border-color: var(--gray-200); }
.btn--outline:hover { border-color: var(--blue); color: var(--blue); background-color: rgba(37,99,235,.04); }
.btn--ghost { background-color: transparent; color: var(--white); border-color: rgba(255,255,255,.3); }
.btn--ghost:hover { border-color: var(--white); background-color: rgba(255,255,255,.08); color: var(--white); }
.btn--ghost-dark { background-color: transparent; color: var(--navy); border-color: var(--gray-300); }
.btn--ghost-dark:hover { border-color: var(--navy); background-color: rgba(15,23,41,.04); }
.btn--sm { padding: 6px 16px; font-size: .8125rem; }
.btn--lg { padding: 14px 32px; font-size: .9375rem; }
.btn--xl { padding: 16px 40px; font-size: 1rem; }

/* --- Badge --- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; font-size: .75rem; font-weight: 600; border-radius: var(--radius-full); letter-spacing: .01em; }
.badge--accepting { background-color: #ecfdf5; color: #065f46; }
.badge--limited { background-color: #fdf4ff; color: #86198f; }
.badge--full { background-color: #fef3c7; color: #92400e; }
.badge--ended { background-color: var(--gray-100); color: var(--gray-500); }
.badge--archive { background-color: #eff6ff; color: #1e40af; }

.floating-cta__tag { margin-right: 0.35em; font-weight: 700; }
.webinar-card__fee { margin-left: 0.5rem; color: var(--gray-600); font-size: 0.85em; }

/* --- Event TOP (nex-pro /event 風) --- */
.event-page-head { padding: 48px 0 24px; border-bottom: 1px solid var(--gray-200); background: var(--white); }
.event-page-head__inner { max-width: 920px; }
.event-page-head__eyebrow { font-family: var(--font-inter); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 8px; }
.event-page-head__title { font-size: 2rem; font-weight: 700; color: var(--navy); letter-spacing: -.02em; margin-bottom: 8px; }
.event-page-head__lead { font-size: .9375rem; color: var(--gray-500); line-height: 1.7; }
.event-list-section { padding: 32px 0 48px; background: var(--white); }
.event-list-section--past { padding-top: 40px; border-top: 1px solid var(--gray-200); background: var(--gray-50); }
.event-list-section__heading { font-size: 1.125rem; font-weight: 700; color: var(--gray-700); margin-bottom: 24px; padding-bottom: 8px; border-bottom: 2px solid var(--navy); display: inline-block; }
.event-list-section__more { margin-top: 40px; text-align: center; }
.event-list__empty { padding: 24px 0; color: var(--gray-500); font-size: .9375rem; }

/* TOP カードグリッド（アイキャッチ付き・参考: nex-pro event） */
.event-card-grid { display: grid; gap: 28px; }
.event-card-grid--upcoming { grid-template-columns: repeat(3, 1fr); }
.event-card-grid--past { grid-template-columns: repeat(4, 1fr); gap: 20px; }
.event-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); height: 100%; }
.event-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.event-card__link { display: block; color: inherit; text-decoration: none; height: 100%; }
.event-card__link:hover { color: inherit; }
.event-card__thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--gray-100); }
.event-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s var(--ease); }
.event-card:hover .event-card__img { transform: scale(1.04); }
.event-card__img--placeholder { min-height: 100%; background: linear-gradient(145deg, var(--gray-200) 0%, var(--gray-100) 100%); }
.event-card__badge { position: absolute; top: 10px; right: 10px; z-index: 2; max-width: calc(100% - 20px); text-align: right; }
.event-card__badge .badge { box-shadow: var(--shadow-sm); }
.event-card__body { padding: 16px 18px 20px; }
.event-card__datetime { display: flex; align-items: center; gap: 6px; font-size: .8125rem; color: var(--gray-500); margin: 0 0 10px; line-height: 1.4; }
.event-card__cal-icon { color: var(--blue); flex-shrink: 0; display: flex; align-items: center; }
.event-card__title { font-family: var(--font-sans); font-size: 1rem; font-weight: 700; color: var(--navy); line-height: 1.5; margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.event-card__excerpt { font-size: .8125rem; color: var(--gray-600); line-height: 1.65; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* --- Seminar single (majisemi 風) --- */
.seminar-event { background: var(--white); }
.seminar-event__breadcrumb { border-bottom: 1px solid var(--gray-200); }
.seminar-hero { padding: 40px 0 32px; text-align: center; border-bottom: 1px solid var(--gray-200); background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%); }
.seminar-hero__inner { max-width: 920px; margin: 0 auto; }
.seminar-hero__badge-date { font-size: .9375rem; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
.seminar-hero__badge-status { margin-bottom: 12px; }
.seminar-hero__title { font-size: clamp(1.375rem, 3vw, 1.85rem); font-weight: 700; color: var(--navy); line-height: 1.5; margin-bottom: 16px; letter-spacing: -.02em; }
.seminar-hero__subtitle { font-size: .9375rem; color: var(--gray-600); line-height: 1.85; margin-bottom: 16px; max-width: 800px; margin-left: auto; margin-right: auto; text-align: left; }
.seminar-hero__datetime { font-size: .875rem; color: var(--gray-500); margin-bottom: 20px; }
.seminar-hero__actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px; }
.seminar-hero__fee { display: inline-block; padding: 6px 14px; background: #ecfdf5; color: #065f46; font-size: .8125rem; font-weight: 700; border-radius: var(--radius-full); }
.seminar-hero__cta { min-width: 220px; }
.seminar-cover { padding: 0 0 24px; background: var(--white); }
.seminar-cover__img { width: 100%; height: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.seminar-event__container { max-width: 920px; padding-bottom: 80px; }
.seminar-keyfacts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 32px 0 40px; border-bottom: 1px solid var(--gray-200); }
.seminar-section-label { font-size: .8125rem; font-weight: 700; color: var(--navy); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--gray-200); }
.seminar-keyfacts__ul { padding-left: 1.1em; list-style: disc; color: var(--gray-700); font-size: .875rem; line-height: 1.75; }
.seminar-keyfacts__ul li { margin-bottom: 6px; }
.seminar-keyfacts__text { font-size: .875rem; color: var(--gray-700); line-height: 1.75; }
.seminar-keyfacts__muted { color: var(--gray-400); font-size: .875rem; }
.seminar-body { padding-top: 8px; }
.seminar-block { margin-top: 40px; }
.seminar-block__title { font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid var(--gray-200); }
.seminar-block__content.prose { margin-top: 0; }
.seminar-program-wrap { overflow-x: auto; }
.seminar-program-wrap table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.seminar-program-wrap th, .seminar-program-wrap td { border: 1px solid var(--gray-200); padding: 12px 14px; vertical-align: top; text-align: left; }
.seminar-program-wrap th { background: var(--gray-50); font-weight: 600; color: var(--navy); width: 22%; white-space: nowrap; }
.seminar-number-list { counter-reset: sn; padding: 0; list-style: none; }
.seminar-number-list li { position: relative; padding-left: 2.25rem; margin-bottom: 12px; font-size: .9375rem; line-height: 1.75; color: var(--gray-700); counter-increment: sn; }
.seminar-number-list li::before { content: counter(sn); position: absolute; left: 0; top: 0; width: 1.5rem; height: 1.5rem; background: var(--navy); color: var(--white); border-radius: 50%; font-size: .75rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.seminar-speakers-html img { max-width: 120px; height: auto; border-radius: var(--radius-md); }
.seminar-speaker-fallback__bio { margin-top: 16px; font-size: .875rem; color: var(--gray-600); line-height: 1.85; }
.speaker-card--large { align-items: flex-start; gap: 20px; }
.speaker-card__photo--lg { width: 96px; height: 96px; }
.seminar-form-block { margin-top: 48px; padding: 32px 28px; background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-xl); }
.seminar-form-block__title { font-size: 1.125rem; font-weight: 700; color: var(--navy); margin-bottom: 20px; text-align: center; }
.seminar-form-block__inner { max-width: 520px; margin: 0 auto; }
.seminar-related { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--gray-200); }
.seminar-related__list { padding: 0; }
.seminar-related__list li { margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-100); font-size: .875rem; }
.seminar-related__list a { font-weight: 600; color: var(--navy); display: block; margin-bottom: 4px; }
.seminar-related__meta { color: var(--gray-400); font-size: .75rem; }

@media (max-width: 1024px) {
    .event-card-grid--upcoming { grid-template-columns: repeat(2, 1fr); }
    .event-card-grid--past { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .event-card-grid--upcoming,
    .event-card-grid--past { grid-template-columns: 1fr; }
    .seminar-keyfacts { grid-template-columns: 1fr; }
}

/* --- Hero (front-page) --- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(1.05) saturate(.85); }
.hero__overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(135deg, rgba(255,255,255,.88) 0%, rgba(255,255,255,.72) 50%, rgba(41,182,246,.08) 100%); }
.hero .container { display: grid; grid-template-columns: 1fr 2fr; max-width: 100%; padding: 0 5vw; min-height: 100vh; align-items: center; }
.hero__content { position: relative; z-index: 2; max-width: 580px; padding: 120px 0; text-align: left; grid-column: 1; }
.hero__label { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-inter); font-size: .8125rem; font-weight: 500; color: var(--navy); letter-spacing: .04em; margin-bottom: 32px; padding: 8px 16px; background: rgba(41,98,255,.06); border: 1px solid rgba(41,98,255,.15); border-radius: var(--radius-full); }
.hero__label-dot { width: 8px; height: 8px; background: var(--blue); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }
.hero__title { font-family: var(--font-sans); font-size: 3.25rem; font-weight: 300; color: var(--navy); line-height: 1.35; margin-bottom: 24px; letter-spacing: -.02em; }
.hero__title strong { font-weight: 700; }
.hero__lead { font-size: 1rem; color: var(--gray-500); margin-bottom: 40px; line-height: 1.9; font-weight: 400; }
.hero__cta-group { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero__proof { position: relative; z-index: 2; display: flex; gap: 48px; margin-top: 56px; padding-top: 32px; border-top: 1px solid rgba(26,35,126,.08); }
.hero__proof-num { font-family: var(--font-inter); font-size: 1.75rem; font-weight: 600; color: var(--navy); line-height: 1; }
.hero__proof-label { font-size: .6875rem; color: var(--gray-400); margin-top: 4px; font-weight: 400; }
.hero__scroll { position: absolute; bottom: 40px; left: 16.67%; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--gray-400); font-size: .6875rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }
.hero__scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--gray-300), transparent); animation: scroll-line 2s ease-in-out infinite; }
@keyframes scroll-line { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* --- Challenges Section --- */
.challenges { padding: 100px 0; background: var(--white); }
.challenges__header { text-align: center; margin-bottom: 56px; }
.challenges__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.challenge-card { display: block; padding: 40px 32px; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); text-align: center; transition: all .3s var(--ease); text-decoration: none; color: inherit; }
.challenge-card:hover { border-color: var(--blue); box-shadow: 0 8px 30px rgba(37,99,235,.08); }
.challenge-card__num { font-family: var(--font-inter); font-size: 2.5rem; font-weight: 200; color: var(--blue); margin-bottom: 16px; line-height: 1; }
.challenge-card__title { font-size: 1.0625rem; font-weight: 600; color: var(--navy); margin-bottom: 12px; }
.challenge-card__text { font-size: .875rem; color: var(--gray-500); line-height: 1.8; }

/* --- Card Grid --- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* --- Webinar Card --- */
.webinar-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); }
.webinar-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.webinar-card__link { display: block; color: inherit; }
.webinar-card__link:hover { color: inherit; }
.webinar-card__thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--gray-100); }
.webinar-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s var(--ease); }
.webinar-card:hover .webinar-card__img { transform: scale(1.03); }
.webinar-card__img--placeholder { display: flex; align-items: center; justify-content: center; }
.webinar-card__thumb .badge { position: absolute; top: 12px; left: 12px; }
.webinar-card__body { padding: 20px 24px 24px; }
.webinar-card__category { display: inline-block; font-size: .75rem; font-weight: 600; color: var(--blue); letter-spacing: .03em; margin-bottom: 8px; }
.webinar-card__title { font-family: var(--font-sans); font-size: 1.0625rem; font-weight: 600; line-height: 1.55; color: var(--navy); margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.webinar-card__meta { display: flex; align-items: center; gap: 16px; font-size: .8125rem; color: var(--gray-500); margin-bottom: 6px; }
.webinar-card__speaker { font-size: .8125rem; color: var(--gray-500); }
.webinar-card__speaker-label { font-weight: 600; }

/* --- Category Nav --- */
.category-nav { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.category-nav__item { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); color: var(--gray-700); font-weight: 500; transition: all var(--transition); }
.category-nav__item:hover { border-color: var(--blue); background: rgba(37,99,235,.03); color: var(--blue); }
.category-nav__count { font-size: .8125rem; color: var(--gray-400); }

/* --- CTA Block --- */
.section--cta { background: var(--navy); }
.cta-block { text-align: center; padding: 20px 0; }
.cta-block__title { font-family: var(--font-sans); font-size: 1.75rem; font-weight: 300; color: var(--white); margin-bottom: 12px; letter-spacing: -.01em; }
.cta-block__title strong { font-weight: 700; }
.cta-block__text { color: rgba(255,255,255,.55); margin-bottom: 36px; font-size: 1rem; line-height: 1.8; }
.cta-block__actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* --- Single Webinar Page --- */
.single-webinar__layout { display: grid; grid-template-columns: 1fr 380px; gap: 48px; padding: 48px 0 100px; }
.single-webinar__header { margin-bottom: 32px; }
.single-webinar__title { font-family: var(--font-sans); font-size: 2rem; font-weight: 700; color: var(--navy); line-height: 1.45; margin-top: 12px; margin-bottom: 16px; letter-spacing: -.02em; }
.single-webinar__meta { display: flex; flex-wrap: wrap; gap: 20px; }
.meta-item { display: inline-flex; align-items: center; gap: 6px; font-size: .875rem; color: var(--gray-500); }
.meta-icon { flex-shrink: 0; color: var(--gray-400); }
.single-webinar__thumbnail { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 32px; }
.single-webinar__thumbnail img { width: 100%; }

/* --- Content Prose --- */
.prose { font-size: 1rem; line-height: 1.85; color: var(--gray-700); }
.prose h2 { font-family: var(--font-sans); font-size: 1.5rem; font-weight: 700; color: var(--navy); margin: 48px 0 16px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-200); }
.prose h3 { font-size: 1.25rem; font-weight: 700; color: var(--navy); margin: 32px 0 12px; }
.prose p { margin-bottom: 20px; }
.prose ul, .prose ol { margin-bottom: 20px; padding-left: 24px; list-style: revert; }
.prose li { margin-bottom: 8px; }
.prose a { color: var(--blue); text-decoration: underline; text-decoration-color: rgba(37,99,235,.3); text-underline-offset: 2px; }
.prose a:hover { text-decoration-color: var(--blue); }
.prose blockquote { border-left: 3px solid var(--blue); padding: 16px 24px; margin: 24px 0; background: var(--gray-50); border-radius: 0 var(--radius-md) var(--radius-md) 0; color: var(--gray-600); }
.prose img { border-radius: var(--radius-md); margin: 24px 0; }

/* --- Highlights & Learnings --- */
.single-webinar__highlights,
.single-webinar__learnings { margin-top: 48px; padding: 32px; background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); }
.single-webinar__highlights h2,
.single-webinar__learnings h2 { font-size: 1.125rem; font-weight: 700; color: var(--navy); margin-bottom: 20px; padding-bottom: 0; border-bottom: none; margin-top: 0; }
.check-list { padding: 0; }
.check-list li { position: relative; padding-left: 32px; margin-bottom: 12px; line-height: 1.65; }
.check-list li::before { content: '✓'; position: absolute; left: 0; top: 1px; width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; background: #ecfdf5; color: var(--success); border-radius: 50%; font-size: .75rem; font-weight: 700; }
.number-list { padding: 0; counter-reset: num; }
.number-list li { position: relative; padding-left: 40px; margin-bottom: 16px; counter-increment: num; line-height: 1.65; }
.number-list li::before { content: counter(num); position: absolute; left: 0; top: 0; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; background: var(--blue); color: var(--white); border-radius: 50%; font-size: .8125rem; font-weight: 700; }

/* --- Sidebar --- */
.sidebar-sticky { position: sticky; top: calc(var(--header-height) + 24px); display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-xl); padding: 28px; box-shadow: var(--shadow-sm); }
.sidebar-card--form { border: 2px solid var(--blue); background: var(--white); padding: 32px 24px; box-shadow: 0 8px 32px rgba(26,35,126,.08); }
.sidebar-card--form .sidebar-card__title { color: var(--navy); font-size: 1.125rem; font-weight: 700; margin-bottom: 20px; text-align: center; padding-bottom: 16px; border-bottom: 1px solid var(--gray-100); }
.sidebar-card__title { font-family: var(--font-sans); font-size: 1.0625rem; font-weight: 700; color: var(--navy); margin-bottom: 16px; }

/* --- Speaker Card --- */
.speaker-card { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; }
.speaker-card__photo { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; }
.speaker-card__name { font-weight: 700; font-size: .9375rem; margin-bottom: 2px; }
.speaker-card__title { font-size: .8125rem; color: var(--gray-500); }
.speaker-card__bio { font-size: .8125rem; color: var(--gray-500); line-height: 1.7; }

/* --- Related List --- */
.related-list { padding: 0; }
.related-list__item { border-bottom: 1px solid var(--gray-200); padding-bottom: 12px; margin-bottom: 12px; }
.related-list__item:last-child { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.related-list__item a { display: flex; gap: 12px; color: var(--gray-700); }
.related-list__item a:hover { color: var(--blue); }
.related-list__thumb { width: 80px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; }
.related-list__title { font-size: .875rem; font-weight: 500; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* --- Video Embed --- */
.video-embed { position: relative; padding-bottom: 56.25%; margin-bottom: 32px; border-radius: var(--radius-lg); overflow: hidden; }
.video-embed iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

/* --- Breadcrumb --- */
.breadcrumb { padding: 16px 0; background: var(--white); border-bottom: 1px solid var(--gray-200); }
.breadcrumb__list { display: flex; flex-wrap: wrap; padding: 0; font-size: .8125rem; color: var(--gray-500); gap: 4px; }
.breadcrumb__list li:not(:last-child)::after { content: '/'; margin-left: 4px; color: var(--gray-300); }
.breadcrumb__list li a { color: var(--gray-500); }
.breadcrumb__list li a:hover { color: var(--blue); }
.breadcrumb__list li[aria-current="page"] { color: var(--gray-700); font-weight: 500; }

/* --- Archive Header --- */
.archive-header { background: var(--navy); padding: 56px 0; text-align: center; }
.archive-header__title { font-family: var(--font-sans); font-size: 2rem; font-weight: 300; color: var(--white); letter-spacing: -.01em; }
.archive-header__title strong { font-weight: 700; }
.archive-header__desc { color: rgba(255,255,255,.5); margin-top: 8px; }

/* --- Filter Bar --- */
.filter-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.filter-bar__label { font-size: .875rem; font-weight: 600; color: var(--gray-500); margin-right: 8px; }
.filter-bar__item { padding: 6px 16px; font-size: .8125rem; font-weight: 500; color: var(--gray-500); border: 1px solid var(--gray-200); border-radius: var(--radius-full); transition: all var(--transition); }
.filter-bar__item:hover, .filter-bar__item.is-active { background: var(--blue); color: var(--white); border-color: var(--blue); }

/* --- Status Tabs --- */
.status-tabs { display: flex; gap: 4px; margin-bottom: 32px; border-bottom: 1px solid var(--gray-200); }
.status-tabs__item { padding: 10px 20px; font-size: .875rem; font-weight: 500; color: var(--gray-500); border-bottom: 2px solid transparent; margin-bottom: -1px; transition: all var(--transition); }
.status-tabs__item:hover { color: var(--blue); }
.status-tabs__item.is-active { color: var(--blue); border-bottom-color: var(--blue); }

/* --- Pagination --- */
.pagination { margin-top: 48px; text-align: center; }
.pagination .nav-links { display: flex; justify-content: center; gap: 4px; }
.pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; font-size: .875rem; font-weight: 500; color: var(--gray-500); border: 1px solid var(--gray-200); border-radius: var(--radius-sm); transition: all var(--transition); }
.pagination .page-numbers:hover { border-color: var(--blue); color: var(--blue); }
.pagination .page-numbers.current { background: var(--blue); border-color: var(--blue); color: var(--white); }
.pagination .prev, .pagination .next { width: auto; padding: 0 16px; }

/* --- Empty State --- */
.empty-state { text-align: center; padding: 60px 20px; color: var(--gray-500); }

/* --- Form Closed / Archive --- */
.form-closed, .form-archive { text-align: center; padding: 20px; background: var(--gray-50); border-radius: var(--radius-md); color: var(--gray-500); font-size: .875rem; line-height: 1.7; }

/* --- Footer --- */
.site-footer { background: var(--navy); color: rgba(255,255,255,.6); padding: 80px 0 0; }
.site-footer__inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 64px; padding-bottom: 48px; }
.site-logo--footer .site-logo__text { color: var(--white); }
.site-footer__desc { margin-top: 16px; font-size: .875rem; max-width: 320px; line-height: 1.7; }
.footer-nav-group { margin-bottom: 0; }
.footer-nav-group__title { font-size: .75rem; font-weight: 600; color: rgba(255,255,255,.35); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 16px; }
.footer-nav-group__list { padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-nav-group__list a { color: rgba(255,255,255,.6); font-size: .875rem; transition: color var(--transition); }
.footer-nav-group__list a:hover { color: var(--white); }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 24px 0; font-size: .8125rem; text-align: center; color: rgba(255,255,255,.35); }

/* --- Shared Form System --- */
.form-group { margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { display: block; font-size: .8125rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; letter-spacing: .01em; }
.form-label .req,
.form-label span[style*="color"] { color: var(--error); font-weight: 400; }
.form-input,
select.form-input,
textarea.form-input { width: 100%; padding: 11px 14px; border: 1px solid var(--gray-200); border-radius: var(--radius-md); font-size: .875rem; font-family: var(--font-sans); color: var(--gray-800); background: var(--white); transition: border-color var(--transition), box-shadow var(--transition); line-height: 1.5; -webkit-appearance: none; appearance: none; }
.form-input:focus,
select.form-input:focus,
textarea.form-input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.08); }
.form-input::placeholder { color: var(--gray-400); }
textarea.form-input { resize: vertical; min-height: 120px; }
select.form-input { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%2394a3b8'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-submit,
.form-btn { width: 100%; padding: 13px 24px; background: var(--blue); color: var(--white); border: none; border-radius: var(--radius-md); font-size: .9375rem; font-weight: 600; font-family: var(--font-sans); cursor: pointer; transition: background var(--transition), transform var(--transition); line-height: 1.5; }
.form-submit:hover,
.form-btn:hover { background: var(--blue-hover); transform: translateY(-1px); }
.form-note { font-size: .75rem; color: var(--gray-400); text-align: center; margin-top: 12px; line-height: 1.6; }

.webinar-signup-form .form-group { margin-bottom: 14px; }
.contact-form { max-width: 600px; margin: 0 auto; }
.contact-form .form-group { margin-bottom: 20px; }

/* --- HubSpot Form Overrides --- */
.hubspot-form .hs-form-field { margin-bottom: 16px; }
.hubspot-form .hs-form-field label { font-size: .8125rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; display: block; }
.hubspot-form .hs-input { width: 100%; padding: 11px 14px; border: 1px solid var(--gray-200); border-radius: var(--radius-md); font-size: .875rem; font-family: var(--font-sans); transition: border-color var(--transition); background: var(--white); }
.hubspot-form .hs-input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.08); }
.hubspot-form .hs-button { width: 100%; padding: 13px 24px; background: var(--blue); color: var(--white); border: none; border-radius: var(--radius-md); font-size: .9375rem; font-weight: 600; cursor: pointer; transition: background var(--transition); }
.hubspot-form .hs-button:hover { background: var(--blue-hover); }

/* --- LP Hero (single-webinar) --- */
.lp-hero { background: var(--navy); padding: 48px 0; }
.lp-hero__inner { display: flex; align-items: center; gap: 40px; }
.lp-hero__img { flex: 1; border-radius: var(--radius-lg); overflow: hidden; }
.lp-hero__img img { width: 100%; display: block; }
.lp-hero__text { flex: 1; max-width: 480px; }
.lp-hero__badge { margin-bottom: 12px; }
.lp-hero__title { font-family: var(--font-sans); font-size: 1.75rem; font-weight: 700; color: var(--white); line-height: 1.45; margin-bottom: 16px; }
.lp-hero__meta-list { padding: 0; margin-bottom: 24px; }
.lp-hero__meta-list li { color: rgba(255,255,255,.65); font-size: .9375rem; padding: 4px 0; display: flex; align-items: center; gap: 8px; }
.lp-hero__meta-list li strong { color: var(--white); min-width: 80px; }
.lp-hero__cta { margin-top: 8px; }
.btn--accent { background-color: var(--blue); color: var(--white); border-color: var(--blue); }
.btn--accent:hover { background-color: var(--blue-hover); color: var(--white); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.3); }

/* --- Social Proof Bar --- */
.social-proof { background: var(--white); border-bottom: 1px solid var(--gray-200); padding: 16px 0; }
.social-proof__inner { display: flex; justify-content: center; gap: 48px; }
.social-proof__item { text-align: center; }
.social-proof__num { font-family: var(--font-inter); font-size: 1.5rem; font-weight: 700; color: var(--blue); }
.social-proof__label { font-size: .75rem; color: var(--gray-500); }

/* --- Floating CTA Bar --- */
.floating-cta { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(15,23,41,.97); backdrop-filter: blur(8px); padding: 12px 0; z-index: 200; display: none; border-top: 1px solid rgba(255,255,255,.1); }
.floating-cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.floating-cta__text { color: var(--white); font-size: .875rem; font-weight: 500; }
.floating-cta__text span { color: var(--blue-light); font-weight: 600; }

/* ==========================================================================
   Pages: About / Contact
   ========================================================================== */
.page-header { background: var(--navy); padding: 56px 0; text-align: center; }
.page-header__title { font-family: var(--font-sans); font-size: 2rem; font-weight: 300; color: var(--white); letter-spacing: -.01em; }
.page-header__title strong { font-weight: 700; }
.page-header__desc { color: rgba(255,255,255,.5); margin-top: 8px; font-family: var(--font-inter); font-size: .875rem; }
.page-content__inner { max-width: 800px; margin: 0 auto; }
.info-table { width: 100%; border-collapse: collapse; margin-bottom: 40px; }
.info-table th, .info-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--gray-200); font-size: .9375rem; }
.info-table th { width: 160px; font-weight: 600; color: var(--navy); background: var(--gray-50); white-space: nowrap; }
.info-table td { color: var(--gray-700); }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 40px; }
.map-embed iframe { width: 100%; height: 400px; border: none; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.value-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; }
.value-card__icon { width: 48px; height: 48px; background: var(--blue); border-radius: var(--radius-lg); margin: 0 auto 16px; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.25rem; font-weight: 700; }
.value-card__title { font-weight: 700; color: var(--navy); margin-bottom: 8px; font-size: 1rem; }
.value-card__text { font-size: .8125rem; color: var(--gray-500); line-height: 1.7; }
.contact-form { max-width: 600px; margin: 0 auto; }
.contact-form .form-group { margin-bottom: 20px; }

/* ==========================================================================
   Newsletter LP
   ========================================================================== */
.nl-hero { background: var(--navy); padding: 100px 0 80px; text-align: center; position: relative; overflow: hidden; }
.nl-hero::before { content: ''; position: absolute; top: -20%; right: -10%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(37,99,235,.1) 0%, transparent 70%); border-radius: 50%; pointer-events: none; }
.nl-hero__title { font-family: var(--font-sans); font-size: 2.5rem; font-weight: 300; color: var(--white); line-height: 1.4; margin-bottom: 24px; letter-spacing: -.02em; max-width: 720px; margin-left: auto; margin-right: auto; position: relative; }
.nl-hero__title strong { font-weight: 700; }
.nl-hero__lead { color: rgba(255,255,255,.5); font-size: 1rem; line-height: 1.8; max-width: 560px; margin: 0 auto 40px; position: relative; }
.nl-features { display: flex; justify-content: center; gap: 32px; flex-wrap: wrap; margin-bottom: 48px; position: relative; }
.nl-features__item { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.7); font-size: .9375rem; }
.nl-features__check { width: 20px; height: 20px; background: rgba(37,99,235,.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--blue-light); font-size: .7rem; flex-shrink: 0; }
.nl-form-card { max-width: 480px; margin: 0 auto; background: var(--white); border-radius: var(--radius-xl); padding: 40px 32px; box-shadow: 0 25px 50px -12px rgba(0,0,0,.25); position: relative; }
.nl-form-card__title { font-size: 1.125rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; text-align: center; }
.nl-form-card__sub { font-size: .8125rem; color: var(--gray-500); text-align: center; margin-bottom: 24px; }
.nl-form .form-group { margin-bottom: 16px; }
.nl-form .form-submit { margin-top: 8px; }

.nl-benefits { padding: 100px 0; }
.nl-benefits__list { display: flex; flex-direction: column; gap: 0; max-width: 640px; margin: 0 auto; }
.nl-benefit-card { display: flex; gap: 24px; align-items: flex-start; padding: 32px 0; border-bottom: 1px solid var(--gray-100); }
.nl-benefit-card:last-child { border-bottom: none; }
.nl-benefit-card__num { font-family: var(--font-inter); font-size: 1.5rem; font-weight: 200; color: var(--blue); flex-shrink: 0; line-height: 1; min-width: 40px; }
.nl-benefit-card__title { font-weight: 700; color: var(--navy); margin-bottom: 6px; font-size: 1rem; }
.nl-benefit-card__text { font-size: .875rem; color: var(--gray-500); line-height: 1.8; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
    .container { padding: 0 32px; }
    .section { padding: 100px 0; }
    .hero__title { font-size: 2.75rem; }
    .hero { min-height: auto; }
    .hero .container { grid-template-columns: 1fr; padding: 0 32px; min-height: auto; }
    .hero__content { padding: 100px 0 80px; }
    .hero__scroll { left: 50%; }
    .hero__proof { gap: 32px; }
    .challenges__grid { grid-template-columns: repeat(2, 1fr); }
    .single-webinar__layout { grid-template-columns: 1fr 320px; gap: 32px; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .lp-hero__inner { flex-direction: column; }
    .lp-hero__text { max-width: 100%; }
    
    .site-footer__inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}

.form-success {
    background: #e8f5e9;
    border: 1px solid #66bb6a;
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    color: #2e7d32;
    font-weight: 500;
    line-height: 1.8;
}

@media (max-width: 768px) {
    :root { --header-height: 60px; }
    .container { padding: 0 24px; }
    .section { padding: 80px 0; }
    .hero { min-height: auto; }
    .hero .container { grid-template-columns: 1fr; padding: 0 24px; min-height: auto; }
    .hero__content { padding: 80px 0 60px; max-width: 100%; }
    .hero__scroll { left: 50%; }
    .form-row { grid-template-columns: 1fr; }
    .hero__title { font-size: 2rem; }
    .hero__label { font-size: .75rem; }
    .hero__cta-group { flex-direction: column; align-items: stretch; }
    .hero__cta-group .btn { justify-content: center; }
    .challenges { padding: 64px 0; }
    .challenges__grid { grid-template-columns: 1fr; }
    .challenge-card { padding: 28px 24px; }
    .section__title { font-size: 1.5rem; }
    .site-nav { display: none; position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0; background: var(--white); flex-direction: column; padding: 32px 24px; z-index: 99; box-shadow: 0 8px 32px rgba(0,0,0,.12); }
    .site-nav.is-open { display: flex; }
    .site-nav__list { flex-direction: column; gap: 0; }
    .site-nav__list li a { font-size: 1rem; padding: 16px 0; border-bottom: 1px solid var(--gray-100); color: var(--navy); font-weight: 600; }
    .site-nav .nav-cta { margin-top: 24px; text-align: center; justify-content: center; padding: 16px 24px; font-size: 1rem; }
    .hamburger { display: flex; }
    .card-grid { grid-template-columns: 1fr; }
    .single-webinar__layout { grid-template-columns: 1fr; }
    .single-webinar__title { font-size: 1.5rem; }
    .sidebar-sticky { position: static; }
    .site-footer__inner { grid-template-columns: 1fr; gap: 32px; }
    .filter-bar { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; }
    .lp-hero__title { font-size: 1.375rem; }
    .social-proof__inner { flex-wrap: wrap; gap: 24px; }
    .floating-cta__inner { flex-direction: column; text-align: center; }
    .value-grid { grid-template-columns: 1fr; }
    .contact-form .form-row { grid-template-columns: 1fr; }
    .info-table th { width: 100px; }
    .nl-hero { padding: 80px 0 60px; }
    .nl-hero__title { font-size: 1.75rem; }
    .nl-features { gap: 16px; flex-direction: column; align-items: center; }
    .nl-form-card { padding: 32px 24px; }
    .nl-benefit-card { flex-direction: column; gap: 12px; }
    .cta-block__title { font-size: 1.375rem; }
}