/* ==========================================================================
   SECTION 3 & 4: READ NOW INTRO & DIGITAL MAGAZINE VIEWER
   ========================================================================== */

/* --- Section 3: Article Cover Story (The U in Unravel) --- */
.article-section,
.readnow-intro-section {
  position: relative;
  background-color: #3e81d7;
  color: #ffffff;
  min-height: clamp(480px, 46vw, 640px);
  padding: clamp(3.5rem, 5vw, 5.5rem) clamp(1.5rem, 3vw, 3rem) clamp(4.5rem, 6vw, 6.5rem);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  isolation: isolate;
  transition: padding 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-section.is-story-expanded {
  padding-bottom: clamp(7.5rem, 12vw, 13rem);
}

/* Halftone Texture Overlay on #3E81D7 */
.article-bg-halftone {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  mix-blend-mode: multiply;
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
}

/* Edge Decorations */
.article-decor-stitches {
  position: absolute;
  top: -5px;
  left: -5px;
  width: clamp(160px, 16vw, 260px);
  height: auto;
  pointer-events: none;
  z-index: 2;
  user-select: none;
}

/* Shard Collage Image on the Right (from Figma) */
.article-decor-image-right {
  position: absolute;
  top: 0;
  right: 0%;
  height: 100%;
  width: auto;
  max-width: 53%;
  object-fit: cover;
  object-position: left top;
  pointer-events: none;
  z-index: 2;
  user-select: none;
  display: block;
}

/* Main Content Container - Aligned Left */
.article-content-container {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  display: flex;
  justify-content: flex-start;
  padding: 0 clamp(2rem, 5vw, 6rem);
}

.article-left-content {
  width: 100%;
  max-width: clamp(620px, 44vw, 760px);
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Top Row: Unravel Sticker & Story Meta */
.article-hero-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  gap: clamp(1.25rem, 2vw, 2.25rem);
  margin-bottom: clamp(1.5rem, 2.5vw, 2.5rem);
}

.article-title-wrap {
  flex: 0 0 clamp(165px, 17vw, 230px);
  width: clamp(165px, 17vw, 230px);
  margin: 0;
  transition: transform 0.3s ease;
  will-change: transform;
}

.article-title-wrap:hover {
  transform: scale(1.03) rotate(0.5deg);
}

.article-title-img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.article-meta-wrap {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  text-align: left;
}

.article-lead-text {
  font-family: var(--f-inter), -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(0.85rem, 1.05vw, 1.05rem);
  line-height: 1.5;
  color: #ffffff;
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.article-byline-text {
  font-family: var(--f-inter), -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(0.8rem, 0.95vw, 0.92rem);
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 400;
  margin: 0;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.article-byline-text strong {
  font-weight: 700;
  color: #ffffff;
}

/* Expandable Story Text */
.article-story-collapse {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  transition: max-height 0.65s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.45s ease, margin 0.45s ease;
  margin-top: 0;
  margin-bottom: 0;
  width: 100%;
  text-align: left;
}

.article-story-collapse.is-expanded {
  max-height: 950px;
  opacity: 1;
  pointer-events: auto;
  margin-top: 0.75rem;
  margin-bottom: 1.75rem;
}

.article-story-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
  font-family: var(--f-inter), -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  font-size: clamp(0.84rem, 1.02vw, 1.02rem);
  line-height: 1.55;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  padding: 0;
  width: 100%;
  max-width: 100%;
}

.article-story-body p {
  margin: 0;
}

.article-story-lead {
  font-weight: 700 !important;
  font-size: clamp(0.88rem, 1.05vw, 1.02rem) !important;
  line-height: 1.45 !important;
  color: #FFFFFF;
}

/* Read More / Read Less Toggle Wrap */
.article-toggle-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 100%;
  margin-top: 0.75rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 10;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.5s, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.5s, margin 0.45s ease;
  will-change: opacity, transform;
}

.article-section:not(.is-revealed) .article-toggle-wrap {
  opacity: 0;
  transform: translateY(18px);
}

.article-section.is-revealed .article-toggle-wrap {
  opacity: 1;
  transform: translateY(0);
}

.article-toggle-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.35rem 0.6rem;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: transform 0.25s ease;
  outline: none;
  width: auto;
  max-width: 100%;
}

.article-toggle-btn:hover {
  transform: scale(1.05);
}

.article-toggle-btn:active {
  transform: scale(0.96);
}

.article-readmore-label {
  font-family: var(--f-inter), -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(0.85rem, 0.95vw, 1rem);
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
  display: inline-block;
  user-select: none;
  transition: color 0.2s ease;
}

.article-toggle-btn:hover .article-readmore-label {
  color: #FFE6A3;
}

.article-toggle-btn.is-expanded .article-readmore-label {
  display: none;
}

.article-toggle-btn .article-readmore-img {
  display: block;
  width: clamp(52px, 5.2vw, 70px);
  height: auto;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.4));
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), filter 0.25s ease;
  will-change: transform;
}

.article-toggle-btn:hover .article-readmore-img {
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.55));
}

.article-toggle-btn .btn-icon-down {
  display: block;
}

.article-toggle-btn .btn-icon-up {
  display: none;
}

.article-toggle-btn.is-expanded .btn-icon-down {
  display: none;
}

.article-toggle-btn.is-expanded .btn-icon-up {
  display: block;
}

/* Call-to-action caption shown below the upward arrow when expanded */
.article-readless-caption {
  display: none;
  font-family: var(--f-darker), 'Darker Grotesque', sans-serif;
  font-size: clamp(1.2rem, 1.4vw, 1.48rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.25;
  text-align: center;
  margin-top: 0.65rem;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.45);
  user-select: none;
  transition: color 0.2s ease;
  max-width: 100%;
  white-space: normal;
}

.article-toggle-btn:hover .article-readless-caption {
  color: #FFE6A3;
}

.article-toggle-btn.is-expanded .article-readless-caption {
  display: block;
}

/* Bottom Torn Paper Transition Divider */
.article-torn-divider {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  pointer-events: none;
  z-index: 6;
  line-height: 0;
}

.article-bottom-torn-img {
  width: 100%;
  height: auto;
  display: block;
}

/* --- Section 4: Digital Magazine Viewer --- */
.reader-section {
  position: relative;
  background-color: var(--c-yellow);
  background-image: url('../../assets/images/magazine-bg.webp');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  padding: 6rem 1.5rem 8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-bottom: 4px solid var(--c-black);
  overflow: hidden;
  isolation: isolate;
  scroll-margin-top: 0;
}

/* Decorative Magazine Accents (Dance, Music, Guitar, Steps) */
.reader-decor,
.reader-star {
  position: absolute;
  pointer-events: none;
  user-select: none;
  z-index: 2;
  will-change: transform;
}

.reader-decor-dance-left {
  top: 14%;
  left: 1.5%;
  width: clamp(140px, 17vw, 250px);
  height: auto;
  animation: reader-jitter-tl 1.65s ease-in-out infinite;
}

.reader-decor-music-left {
  top: 65%;
  left: 5%;
  width: clamp(80px, 15vw, 180px);
  height: auto;
  animation: reader-jitter-bl 1.35s ease-in-out infinite;
}

.reader-decor-music-right {
  top: 3%;
  right: 10%;
  width: clamp(55px, 6vw, 95px);
  height: auto;
  animation: reader-jitter-tr 1.45s ease-in-out infinite;
}

.reader-decor-guitar-right {
  top: 60%;
  right: 1.5%;
  width: clamp(130px, 18vw, 260px);
  height: auto;
  animation: reader-jitter-br 1.55s ease-in-out infinite;
}

.reader-decor-steps-right {
  bottom: 50%;
  right: 4%;
  width: clamp(120px, 14vw, 200px);
  height: auto;
  animation: reader-jitter-bl 1.75s ease-in-out infinite;
}

@keyframes reader-jitter-tl {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(-1px, 0.8px) rotate(-0.6deg);
  }

  50% {
    transform: translate(0.9px, -0.8px) rotate(0.5deg);
  }

  75% {
    transform: translate(-0.6px, -1px) rotate(-0.4deg);
  }
}

@keyframes reader-jitter-tr {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(0.8px, -0.9px) rotate(0.6deg);
  }

  50% {
    transform: translate(-0.9px, 0.7px) rotate(-0.5deg);
  }

  75% {
    transform: translate(0.7px, 0.8px) rotate(0.4deg);
  }
}

@keyframes reader-jitter-bl {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(-0.8px, -0.8px) rotate(-0.5deg);
  }

  50% {
    transform: translate(0.9px, 0.7px) rotate(0.6deg);
  }

  75% {
    transform: translate(-0.7px, 0.9px) rotate(-0.4deg);
  }
}

@keyframes reader-jitter-br {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(0.9px, 0.7px) rotate(0.5deg);
  }

  50% {
    transform: translate(-0.7px, -0.9px) rotate(-0.6deg);
  }

  75% {
    transform: translate(0.8px, -0.6px) rotate(0.4deg);
  }
}

.reader-frame-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  background: var(--c-black);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 12px 16px 0px var(--c-black);
  z-index: 5;
  scroll-margin-top: clamp(1rem, 2.5vw, 2.5rem);
}

.reader-embed-box {
  width: 100%;
  height: clamp(300px, 56vw, 620px);
  aspect-ratio: 16 / 10.5;
  background: #19191E;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.reader-embed-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #19191E;
}

@media (max-width: 640px) {

  .article-section,
  .readnow-intro-section {
    padding: 4rem 1.25rem 6.5rem;
  }

  .article-section.is-story-expanded {
    padding-bottom: clamp(7.5rem, 20vw, 10rem);
  }

  /* Decorative assets smaller on mobile */
  .article-decor-stitches {
    width: clamp(85px, 24vw, 120px);
    top: -4px;
    left: -4px;
  }

  .article-decor-lines {
    width: clamp(38px, 10vw, 55px);
  }

  .article-decor-rainbow {
    width: clamp(130px, 40vw, 190px);
    bottom: clamp(20px, 5vw, 40px);
    left: -12px;
  }

  .article-decor-outline-right {
    width: clamp(75px, 22vw, 115px);
    bottom: clamp(20px, 5vw, 40px);
    right: -4px;
  }

  /* Content assets scaled for mobile */
  .article-decor-image-right {
    opacity: 0.22;
    width: 75%;
    max-width: none;
  }

  .article-content-container {
    justify-content: center;
    padding: 0 0.5rem;
  }

  .article-left-content {
    max-width: 100%;
    align-items: center;
  }

  .article-hero-row {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
  }

  .article-title-wrap {
    flex: 0 0 auto;
    width: clamp(170px, 50vw, 220px);
    margin: 0 auto;
  }

  .article-meta-wrap {
    text-align: center;
    align-items: center;
  }

  .article-story-collapse.is-expanded {
    margin-top: 1.25rem;
    margin-bottom: 1.25rem;
  }

  .article-story-body {
    font-size: clamp(0.88rem, 3.4vw, 1.05rem);
    line-height: 1.5;
    gap: 0.75rem;
    padding: 0 0.5rem;
    color: #FFFFFF;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.75), 0 2px 8px rgba(0, 0, 0, 0.45);
    -webkit-text-stroke: 0;
  }

  .article-toggle-btn .article-readmore-img,
  .article-toggle-btn .btn-icon-down {
    width: clamp(55px, 14vw, 70px);
  }

  .article-section.is-story-expanded .article-toggle-wrap {
    margin-top: 1rem;
    margin-bottom: 1.25rem;
  }

  /* Section 4: Magazine Viewer mobile sizing */
  .reader-section {
    padding: 3.5rem 1rem 5rem;
  }

  .reader-frame-wrapper {
    padding: 0.65rem;
    border-radius: 8px;
    box-shadow: 6px 8px 0px var(--c-black);
  }

  .reader-embed-box {
    height: auto;
    width: 100%;
    aspect-ratio: 3 / 4;
    max-height: 72svh;
  }

  .reader-decor-dance-left,
  .reader-star-top-left {
    top: 5%;
    left: -15px;
    width: clamp(80px, 18vw, 120px);
  }

  .reader-decor-music-left {
    top: 1%;
    left: 4%;
    width: clamp(48px, 11vw, 75px);
  }

  .reader-decor-music-right,
  .reader-star-top-right {
    top: 1%;
    right: 5%;
    width: clamp(38px, 8vw, 55px);
  }

  .reader-decor-guitar-right {
    top: 26%;
    right: -10px;
    width: clamp(75px, 17vw, 110px);
  }

  .reader-decor-steps-right,
  .reader-star-bottom-right,
  .reader-star-bottom-left {
    bottom: 2%;
    right: 4%;
    width: clamp(75px, 16vw, 105px);
  }

  .reader-subcaption {
    font-size: clamp(0.88rem, 3.2vw, 1.05rem);
    margin-top: 1.75rem;
    padding: 0 0.5rem;
  }
}

.reader-subcaption {
  font-family: var(--f-inter), -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  font-weight: 500;
  color: #19191E;
  text-align: center;
  margin-top: 2.5rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  z-index: 5;
}

.reader-subcaption strong {
  font-weight: 800;
}

/* Accessibility: respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {

  .reader-decor,
  .reader-star,
  .article-section:not(.is-revealed) .article-hero-row,
  .article-section:not(.is-revealed) .article-title-wrap,
  .article-section:not(.is-revealed) .article-toggle-wrap {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
}