/* =========================================================
   SPEAKER CAROUSEL SECTION
   ========================================================= */

.speaker-carousel-section {
  padding: 4.8rem 0 4.4rem;
}

.speaker-carousel-section__head {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
  text-align: center;
}

.speaker-carousel-section__badge {
  width: min(100%, 520px);
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.speaker-carousel-section__intro {
  max-width: 860px;
  margin: 0;
  color: var(--color-text);
  font-size: clamp(1.05rem, 1.35vw, 1.35rem);
  line-height: 1.35;
}

/* =========================================================
   SPEAKER CAROUSEL
   ========================================================= */

.speaker-carousel {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 56px;
  align-items: center;
  gap: 1rem;
}

.speaker-carousel__viewport {
  width: 100%;
  overflow: hidden;
  padding: 1rem 0;
  margin: -1rem 0;
}

.speaker-carousel__track {
  display: flex;
  gap: 1.6rem;
  padding: 0;
  will-change: transform;
}

.speaker-carousel__nav {
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--color-primary);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition:
    transform var(--transition-base),
    opacity var(--transition-base);
}

.speaker-carousel__nav:hover {
  transform: scale(1.08);
  opacity: 0.85;
}

.speaker-carousel__nav i {
  font-size: 1.8rem;
  line-height: 1;
}

/* =========================================================
   SPEAKER CARD
   ========================================================= */

.speaker-card {
  flex: 0 0 calc((100% - 3.2rem) / 3);
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 1.6rem 1.35rem 1.4rem;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.14);
  text-align: center;
}

.speaker-card__photo-wrap {
  width: 220px;
  max-width: 76%;
  aspect-ratio: 1 / 1;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.16);
}

.speaker-card__photo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.speaker-card__meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
  text-align: left;
}

.speaker-card__name {
  margin: 0;
  color: var(--color-primary);
  font-size: clamp(1.05rem, 1.3vw, 1.45rem);
  font-weight: 700;
  line-height: 1.12;
  text-transform: uppercase;
}

.speaker-card__logo {
  width: 88px;
  height: 88px;
  object-fit: contain;
  display: block;
  margin-left: auto;
  flex-shrink: 0;
}

.speaker-card__btn {
  width: 100%;
  justify-content: center;
  margin-top: auto;
}

/* =========================================================
   SPEAKER MODAL BASE
   ========================================================= */

.speaker-modal {
  position: fixed;
  inset: 0;
  z-index: 7000;
  display: grid;
  place-items: center;
  padding: 1.2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.25s ease,
    visibility 0.25s ease;
}

.speaker-modal.is-open,
.speaker-modal.is-closing {
  visibility: visible;
  pointer-events: auto;
}

.speaker-modal.is-open {
  opacity: 1;
}

.speaker-modal.is-closing {
  opacity: 0;
}

.speaker-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.52);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.speaker-modal.is-open .speaker-modal__backdrop {
  opacity: 1;
}

.speaker-modal.is-closing .speaker-modal__backdrop {
  opacity: 0;
}

/* =========================================================
   SPEAKER MODAL PANEL
   ========================================================= */

.speaker-modal__dialog {
  position: relative;
  z-index: 2;
  width: min(100%, 1120px);
  max-height: calc(100dvh - 2.4rem);
  min-height: min(680px, calc(100dvh - 2.4rem));
  display: flex;
  flex-direction: column;
  padding: 1.6rem;
  overflow: hidden;
  border-radius: 34px;
  background:
    linear-gradient(90deg, rgba(67, 176, 42, 0.045), rgba(255, 255, 255, 0) 32%),
    rgba(255, 255, 255, 0.98);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
  opacity: 0;
  transform: scale(0.96);
}

.speaker-modal.is-open .speaker-modal__dialog {
  animation: speakerModalIn 0.42s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.speaker-modal.is-closing .speaker-modal__dialog {
  animation: speakerModalOut 0.25s ease forwards;
}

.speaker-modal__content {
  position: relative;
  z-index: 2;
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 2.4rem;
  overflow: hidden;
}

/* =========================================================
   SPEAKER MODAL LEFT SIDE
   ========================================================= */

.speaker-modal__header {
  position: relative;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.35rem;
  padding: 1rem 0.75rem;
}

.speaker-modal__header::after {
  content: "";
  position: absolute;
  top: 1rem;
  right: -1.2rem;
  width: 1px;
  height: calc(100% - 2rem);
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(36, 67, 166, 0.18),
    transparent
  );
}

.speaker-modal__photo-wrap {
  width: 190px;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.16);
}

.speaker-modal__photo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.speaker-modal__logo {
  width: 140px;
  max-width: 100%;
  height: 110px;
  object-fit: contain;
  display: block;
  opacity: 0.95;
}

/* =========================================================
   SPEAKER MODAL BODY
   ========================================================= */

.speaker-modal__body {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0.6rem 0.4rem 0.6rem 0;
}

.speaker-modal__title {
  position: relative;
  flex: 0 0 auto;
  margin: 0 4.5rem 1.35rem 0;
  padding-bottom: 0.95rem;
  color: var(--color-primary);
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
}

.speaker-modal__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: min(100%, 460px);
  height: 4px;
  border-radius: 999px;
  background: var(--color-primary);
}

.speaker-modal__text {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding: 0.2rem 1rem 1.2rem 0;
  color: var(--color-text);
  scrollbar-width: thin;
}

.speaker-modal__text::-webkit-scrollbar {
  width: 8px;
}

.speaker-modal__text::-webkit-scrollbar-track {
  background: rgba(36, 67, 166, 0.08);
  border-radius: 999px;
}

.speaker-modal__text::-webkit-scrollbar-thumb {
  background: rgba(36, 67, 166, 0.32);
  border-radius: 999px;
}

.speaker-modal__bio {
  display: grid;
  gap: 1rem;
}

.speaker-modal__text h4 {
  width: fit-content;
  margin: 1.4rem 0 0.4rem;
  padding: 0.42rem 0.8rem;
  border-radius: 999px;
  background: rgba(36, 67, 166, 0.08);
  color: var(--color-secondary);
  font-size: 0.88rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.speaker-modal__text h4:first-child {
  margin-top: 0;
}

.speaker-modal__text p {
  margin: 0;
  padding: 0.95rem 1rem;
  border-left: 4px solid rgba(67, 176, 42, 0.75);
  border-radius: 0 18px 18px 0;
  background: rgba(67, 176, 42, 0.055);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.55;
}

.speaker-modal__text ul {
  display: grid;
  gap: 0.65rem;
  margin: 0.35rem 0 1rem;
  padding: 0;
  list-style: none;
}

.speaker-modal__text li {
  position: relative;
  padding: 0.75rem 0.95rem 0.75rem 2.15rem;
  border: 1px solid rgba(36, 67, 166, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--color-text);
  font-size: 0.98rem;
  line-height: 1.45;
}

.speaker-modal__text li::before {
  content: "";
  position: absolute;
  top: 1.15rem;
  left: 1rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--color-primary);
}

/* =========================================================
   SPEAKER MODAL BUTTONS
   ========================================================= */

.speaker-modal__close,
.speaker-modal__nav {
  position: absolute;
  z-index: 8;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.16);
  cursor: pointer;
  transition:
    transform var(--transition-base),
    background var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base);
}

.speaker-modal__close:hover,
.speaker-modal__nav:hover {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-elevated);
}

.speaker-modal__close {
  z-index: 9;
  top: 1rem;
  right: 1rem;
}

.speaker-modal__close:hover {
  transform: translateY(-2px);
}

.speaker-modal__nav--prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.speaker-modal__nav--next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.speaker-modal__nav--prev:hover,
.speaker-modal__nav--next:hover {
  transform: translateY(calc(-50% - 2px));
}

.speaker-modal__nav i,
.speaker-modal__close i {
  font-size: 1rem;
  line-height: 1;
}

/* =========================================================
   ANIMATIONS
   ========================================================= */

@keyframes speakerModalIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes speakerModalOut {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }

  to {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 1100px) {
  .speaker-carousel-section {
    padding: 4rem 0 3.6rem;
  }

  .speaker-carousel {
    grid-template-columns: 48px minmax(0, 1fr) 48px;
    gap: 0.75rem;
  }

  .speaker-carousel__track {
    gap: 1.3rem;
  }

  .speaker-card {
    flex-basis: calc((100% - 1.3rem) / 2);
  }

  .speaker-card__photo-wrap {
    width: 180px;
  }

  .speaker-card__meta {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
    gap: 0.8rem;
  }

  .speaker-card__logo {
    width: 82px;
    height: 82px;
    margin: 0 auto;
  }

  .speaker-modal__dialog {
    width: min(100%, 860px);
  }

  .speaker-modal__content {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 1.4rem;
  }

  .speaker-modal__photo-wrap {
    width: 145px;
  }

  .speaker-modal__logo {
    width: 105px;
    height: 90px;
  }

  .speaker-modal__nav {
    display: none;
  }
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 768px) {
  .speaker-carousel-section {
    padding: 3.6rem 0 3rem;
  }

  .speaker-carousel-section__head {
    margin-bottom: 1.5rem;
  }

  .speaker-carousel-section__badge {
    width: 100%;
  }

  .speaker-carousel-section__intro {
    font-size: 1rem;
    line-height: 1.4;
  }

  .speaker-carousel {
    grid-template-columns: minmax(0, 1fr);
  }

  .speaker-carousel__nav {
    display: none;
  }

  .speaker-carousel__viewport {
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    touch-action: pan-x;
    padding: 0.5rem 0 1rem;
    margin: 0;
  }

  .speaker-carousel__viewport::-webkit-scrollbar {
    display: none;
  }

  .speaker-carousel__track {
    gap: 1rem;
    width: max-content;
    padding: 0;
    transform: none !important;
  }

  .speaker-card {
    flex: 0 0 calc(100vw - 3rem);
    max-width: calc(100vw - 3rem);
    min-width: 0;
    scroll-snap-align: center;
    padding: 1.1rem 1rem 1rem;
  }

  .speaker-card__photo-wrap {
    width: 150px;
    margin-bottom: 1rem;
  }

  .speaker-card__name {
    font-size: 1.05rem;
    text-align: center;
  }

  .speaker-card__meta {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
    gap: 0.75rem;
  }

  .speaker-card__logo {
    width: 82px;
    height: 82px;
    margin: 0 auto;
  }

  .speaker-modal {
    padding: 0.65rem;
    align-items: stretch;
  }

  .speaker-modal__dialog {
    width: 100%;
    max-height: calc(100dvh - 1.3rem);
    min-height: 0;
    padding: 1rem;
    border-radius: 26px;
  }

  .speaker-modal__content {
    grid-template-columns: 1fr;
    gap: 0.85rem;
    height: 100%;
    min-height: 0;
    overflow: hidden;
  }

  .speaker-modal__header {
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr);
    align-items: center;
    gap: 0.85rem;
    padding: 0 3.25rem 0.75rem 0;
    border-bottom: 1px solid rgba(36, 67, 166, 0.14);
  }

  .speaker-modal__header::after {
    display: none;
  }

  .speaker-modal__photo-wrap {
    width: 86px;
  }

  .speaker-modal__logo {
    width: 100%;
    max-width: 116px;
    height: 58px;
    justify-self: start;
  }

  .speaker-modal__body {
    min-height: 0;
    overflow: hidden;
    padding: 0;
  }

  .speaker-modal__title {
    margin: 0 3.2rem 0.85rem 0;
    padding-bottom: 0.75rem;
    font-size: clamp(1.35rem, 7vw, 2rem);
    line-height: 1.05;
  }

  .speaker-modal__title::after {
    height: 3px;
  }

  .speaker-modal__text {
    overflow-y: auto;
    max-height: none;
    padding: 0 0.3rem 1rem 0;
  }

  .speaker-modal__text h4 {
    font-size: 0.78rem;
    padding: 0.4rem 0.7rem;
  }

  .speaker-modal__text p {
    padding: 0.8rem 0.85rem;
    font-size: 0.95rem;
    line-height: 1.48;
  }

  .speaker-modal__text li {
    padding: 0.7rem 0.8rem 0.7rem 1.9rem;
    font-size: 0.94rem;
    line-height: 1.42;
  }

  .speaker-modal__text li::before {
    top: 1.05rem;
    left: 0.85rem;
  }

  .speaker-modal__nav {
    display: none;
  }

  .speaker-modal__close {
    top: 0.75rem;
    right: 0.75rem;
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 420px) {
  .speaker-card {
    flex-basis: calc(100vw - 2.2rem);
    max-width: calc(100vw - 2.2rem);
  }

  .speaker-modal {
    padding: 0.45rem;
  }

  .speaker-modal__dialog {
    max-height: calc(100dvh - 0.9rem);
    padding: 0.85rem;
  }

  .speaker-modal__header {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 0.7rem;
  }

  .speaker-modal__photo-wrap {
    width: 78px;
  }

  .speaker-modal__logo {
    height: 54px;
  }

  .speaker-modal__title {
    font-size: 1.28rem;
  }
}