/* ===== Webinar page ===== */
.wb-hero { padding-top: 3rem; }
.wb-hero__grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
}
.wb-hero__title { font-size: clamp(2.3rem, 4.6vw, 4rem); letter-spacing: -.035em; margin-bottom: 1.1rem; }
.wb-hero__lead { font-size: 1.12rem; max-width: 560px; margin-bottom: 2rem; }
.wb-hero__btns { display: flex; flex-wrap: wrap; gap: .8rem; }
.wb-hero__btns .btn svg { flex: 0 0 auto; }

/* schedule card */
.wb-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 1.6rem;
    box-shadow: 0 40px 90px -45px rgba(0, 0, 0, .45);
    position: relative;
}
.wb-card::before {
    content: '';
    position: absolute; inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(140deg, var(--accent), transparent 45%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    pointer-events: none;
}
.wb-card__head { display: flex; align-items: center; justify-content: space-between; gap: .6rem; margin-bottom: 1.1rem; }
.wb-card__live {
    display: inline-flex; align-items: center; gap: .55rem;
    font-family: 'Space Grotesk', sans-serif; font-weight: 700; color: var(--heading);
}
.wb-card__live i {
    width: 10px; height: 10px; border-radius: 50%;
    background: #E5484D; box-shadow: 0 0 0 0 rgba(229, 72, 77, .55);
    animation: wb-ping 1.8s ease-out infinite;
}
@keyframes wb-ping { to { box-shadow: 0 0 0 10px rgba(229, 72, 77, 0); } }
.wb-card__free {
    font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
    color: #0f7a55; background: rgba(25, 169, 116, .14); padding: .3rem .7rem; border-radius: 999px;
}
[data-theme="dark"] .wb-card__free { color: #4ade80; }
.wb-card__rows { list-style: none; margin: 0 0 1.2rem; padding: 0; }
.wb-card__rows li {
    display: flex; gap: .9rem; align-items: flex-start;
    padding: .8rem 0; border-bottom: 1px dashed var(--border);
}
.wb-card__rows li:last-child { border-bottom: 0; }
.wb-card__rows .material-symbols-outlined {
    width: 40px; height: 40px; flex: 0 0 40px; display: grid; place-items: center;
    border-radius: 12px; background: var(--accent-soft); color: var(--accent); font-size: 21px;
}
.wb-card__rows small { display: block; font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--text-soft); }
.wb-card__rows b { color: var(--heading); font-size: 1.02rem; }
.wb-card__local { display: block; font-style: normal; font-size: .82rem; color: var(--text-soft); margin-top: .1rem; }
.wb-card__local:empty { display: none; }

.wb-countdown { background: var(--bg-deep); color: var(--text-on-deep); border-radius: 16px; padding: 1rem 1.1rem; }
.wb-countdown small { display: block; font-size: .78rem; opacity: .75; margin-bottom: .55rem; }
.wb-countdown__cells { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; text-align: center; }
.wb-countdown__cells b { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 1.7rem; line-height: 1.1; color: #fff; font-variant-numeric: tabular-nums; }
.wb-countdown__cells span { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; opacity: .7; }
.wb-countdown.is-live .wb-countdown__cells { display: none; }
.wb-countdown.is-live small { font-size: 1rem; font-weight: 700; color: #fff; opacity: 1; margin: 0; }

/* what we cover */
.wb-topics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.wb-topic {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 1.6rem 1.4rem;
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.wb-topic:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 24px 50px -30px var(--accent-shadow); }
.wb-topic__num { position: absolute; top: 1.2rem; right: 1.3rem; font-family: 'Space Grotesk', sans-serif; font-weight: 700; color: var(--border); font-size: 1.5rem; }
.wb-topic__icon {
    width: 50px; height: 50px; display: grid; place-items: center;
    border-radius: 14px; background: var(--accent-soft); color: var(--accent); font-size: 26px; margin-bottom: 1.1rem;
}
.wb-topic h3 { font-size: 1.12rem; margin-bottom: .5rem; }
.wb-topic p { font-size: .94rem; margin: 0; }

/* how to join */
.wb-steps { list-style: none; margin: 0 0 3rem; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; counter-reset: none; position: relative; }
.wb-steps::before {
    content: ''; position: absolute; top: 34px; left: 16%; right: 16%;
    border-top: 2px dashed var(--border); z-index: 0;
}
.wb-step { text-align: center; position: relative; z-index: 1; padding: 0 .6rem; }
.wb-step__icon {
    position: relative; width: 68px; height: 68px; margin: 0 auto 1.1rem;
    display: grid; place-items: center; border-radius: 50%;
    background: var(--surface); border: 2px solid var(--accent); color: var(--accent);
    box-shadow: 0 0 0 8px var(--bg);
}
.wb-step__icon .material-symbols-outlined { font-size: 30px; }
.wb-step__icon i {
    position: absolute; top: -4px; right: -4px; width: 24px; height: 24px; border-radius: 50%;
    background: var(--accent); color: #fff; font-style: normal; font-size: .78rem; font-weight: 700;
    display: grid; place-items: center;
}
.wb-step h3 { font-size: 1.15rem; margin-bottom: .45rem; }
.wb-step p { font-size: .95rem; max-width: 320px; margin: 0 auto; }

.wb-final {
    display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
    padding: 2rem 2.2rem; border-radius: 24px;
    background: linear-gradient(135deg, #128C7E, #25D366);
    color: #fff; box-shadow: 0 30px 70px -40px rgba(18, 140, 126, .8);
}
.wb-final h3 { color: #fff; margin: 0 0 .35rem; font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
.wb-final p { color: rgba(255, 255, 255, .9); margin: 0; max-width: 560px; }
.wb-final__btn { background: #fff; color: #128C7E; gap: .6rem; }
.wb-final__btn:hover { background: rgba(255, 255, 255, .92); color: #0b6b60; }

@media (max-width: 1024px) {
    .wb-topics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .wb-hero__grid { grid-template-columns: 1fr; }
    .wb-steps { grid-template-columns: 1fr; gap: 2rem; }
    .wb-steps::before { display: none; }
}
@media (max-width: 560px) {
    .wb-topics { grid-template-columns: 1fr; }
    .wb-card { padding: 1.2rem; }
    .wb-countdown__cells b { font-size: 1.35rem; }
    .wb-final { padding: 1.5rem; }
    .wb-final__btn, .wb-hero__btns .btn { width: 100%; justify-content: center; }
}