:root {
  --page: #eef3f8;
  --paper: #fafaf7;
  --card: #ffffff;
  --ink: #1e2a3a;
  --text: #333b47;
  --muted: #6b7280;
  --line: #e4e9f0;
  --blue: #5b8def;
  --blue-soft: #e8f0ff;
  --blue-mid: #b7c9f2;
  --purple-soft: #eeeafc;
  --orange-soft: #fff2e7;
  --orange: #d98b52;
  --shadow: 0 14px 38px rgba(62, 83, 112, 0.1);
  --small-shadow: 0 8px 24px rgba(62, 83, 112, 0.08);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 8%, rgba(183, 201, 242, 0.3), transparent 28rem),
    radial-gradient(circle at 88% 42%, rgba(218, 207, 245, 0.24), transparent 25rem),
    var(--page);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.progress-track {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
}

.progress-bar {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #75a0ee, #9f91da);
  box-shadow: 0 0 12px rgba(91, 141, 239, 0.38);
}

.article-shell {
  width: min(100%, 430px);
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background: var(--paper);
  box-shadow: 0 0 70px rgba(43, 57, 77, 0.14);
}

.hero {
  position: relative;
  min-height: 720px;
  padding: 58px 28px 48px;
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.93), rgba(230, 238, 251, 0.89) 52%, rgba(241, 235, 250, 0.92)),
    #f4f7fb;
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: auto -35% -20% 12%;
  height: 330px;
  border: 1px solid rgba(91, 141, 239, 0.21);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.hero-grid {
  position: absolute;
  z-index: -3;
  inset: 0;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(91, 141, 239, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 141, 239, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}

.hero-glow {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(2px);
}

.hero-glow-one {
  top: 110px;
  right: -105px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(137, 174, 239, 0.46), rgba(137, 174, 239, 0));
}

.hero-glow-two {
  bottom: 58px;
  left: -100px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(201, 182, 232, 0.34), rgba(201, 182, 232, 0));
}

.film-strip {
  position: absolute;
  z-index: -1;
  width: 360px;
  height: 62px;
  opacity: 0.38;
  border: 1px solid rgba(76, 110, 168, 0.35);
  background:
    repeating-linear-gradient(90deg, rgba(76, 110, 168, 0.28) 0 13px, transparent 13px 29px) top 7px left / auto 7px no-repeat,
    repeating-linear-gradient(90deg, rgba(76, 110, 168, 0.28) 0 13px, transparent 13px 29px) bottom 7px left / auto 7px no-repeat;
}

.film-strip-top {
  top: 44px;
  right: -170px;
  transform: rotate(28deg);
}

.film-strip-bottom {
  bottom: 80px;
  left: -188px;
  transform: rotate(-22deg);
}

.hero-content {
  position: relative;
  z-index: 2;
  margin-top: 108px;
}

.eyebrow,
.section-kicker {
  color: #6281b5;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 6px rgba(91, 141, 239, 0.1);
}

.cover-question {
  margin: 0 0 10px;
  color: #73819a;
  font-size: 14px;
  font-weight: 600;
}

.hero h1 {
  max-width: 320px;
  margin: 0;
  color: var(--ink);
  font-family: "STSong", "Songti SC", serif;
  font-size: clamp(40px, 11vw, 50px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.06em;
}

.hero-subtitle {
  max-width: 310px;
  margin: 14px 0 0;
  color: #40516a;
  font-family: "STSong", "Songti SC", serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.45;
}

.hero-divider {
  width: 52px;
  height: 3px;
  margin: 30px 0 20px;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--blue), #9b8dd8);
}

.hero-summary {
  max-width: 300px;
  margin: 0;
  color: #536176;
  font-size: 15px;
  line-height: 1.85;
}

.byline {
  margin: 30px 0 0;
  color: #778398;
  font-size: 12px;
}

.hero-orbit {
  position: absolute;
  right: 26px;
  bottom: 52px;
  width: 104px;
  height: 104px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(91, 141, 239, 0.28);
  border-radius: 50%;
}

.hero-orbit::before,
.hero-orbit::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.hero-orbit::before {
  inset: 12px;
  border: 1px dashed rgba(132, 111, 191, 0.28);
  animation: spin 16s linear infinite;
}

.hero-orbit::after {
  top: -4px;
  left: 48px;
  width: 8px;
  height: 8px;
  background: #879fe0;
  box-shadow: 0 0 16px rgba(91, 141, 239, 0.8);
}

.hero-orbit span {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: #536f9e;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.56);
  box-shadow: inset 0 0 18px rgba(91, 141, 239, 0.1);
  backdrop-filter: blur(8px);
  font-family: Georgia, serif;
  font-size: 20px;
  font-style: italic;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.article-body {
  padding: 0 22px 52px;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 -22px;
  padding: 15px 22px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
  font-size: 10px;
  letter-spacing: 0.04em;
}

.lead-card {
  position: relative;
  margin: 42px 0 28px;
  padding: 28px 23px 24px 26px;
  border: 1px solid #dce7f8;
  border-radius: 5px var(--radius) var(--radius) 5px;
  background: linear-gradient(135deg, #fff, #f5f8fd);
  box-shadow: var(--small-shadow);
}

.lead-card::before {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 0;
  width: 4px;
  border-radius: 0 3px 3px 0;
  background: var(--blue);
}

.lead-label {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.lead-card p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.9;
}

.lead-card p:last-child {
  margin-bottom: 0;
  color: #536071;
}

.news-figure {
  margin: 26px 0 0;
}

.image-open {
  position: relative;
  width: 100%;
  min-height: 180px;
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
  border: 0;
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(226, 235, 249, 0.96), rgba(241, 237, 249, 0.96)),
    #edf2f8;
  box-shadow: var(--small-shadow);
}

.image-open img {
  width: 100%;
  height: 100%;
  min-height: 180px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.55s ease, filter 0.35s ease;
}

.image-wide img,
.feature-figure img {
  aspect-ratio: 16 / 10;
}

.image-open:hover img {
  transform: scale(1.025);
}

.image-open::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: inherit;
  box-shadow: inset 0 -60px 70px rgba(22, 34, 53, 0.08);
}

.zoom-hint {
  position: absolute;
  z-index: 2;
  right: 12px;
  bottom: 12px;
  padding: 6px 10px;
  color: white;
  border-radius: 20px;
  background: rgba(31, 43, 62, 0.58);
  backdrop-filter: blur(8px);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.image-fallback {
  min-height: 200px;
}

.image-fallback img {
  opacity: 0;
}

.image-fallback::before {
  content: attr(data-fallback-text);
  position: absolute;
  z-index: 2;
  inset: 0;
  display: grid;
  padding: 34px;
  place-items: center;
  color: #70809a;
  background:
    linear-gradient(135deg, rgba(226, 235, 249, 0.94), rgba(243, 239, 250, 0.92)),
    repeating-linear-gradient(45deg, transparent 0 20px, rgba(91, 141, 239, 0.05) 20px 21px);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
}

.image-fallback::after {
  background:
    radial-gradient(circle at 16% 24%, rgba(91, 141, 239, 0.18) 0 4px, transparent 5px),
    radial-gradient(circle at 82% 70%, rgba(143, 123, 195, 0.14) 0 5px, transparent 6px);
}

figcaption {
  display: grid;
  gap: 4px;
  padding: 10px 4px 0;
  color: #596477;
  font-size: 11px;
  line-height: 1.55;
}

figcaption small {
  color: #929baa;
  font-size: 9px;
}

.story-section {
  padding-top: 72px;
}

.section-heading {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: 26px;
}

.section-no {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--blue);
  border: 1px solid #d7e3f6;
  border-radius: 50%;
  background: linear-gradient(145deg, #fff, #eef4fd);
  box-shadow: 0 5px 15px rgba(91, 141, 239, 0.12);
  font-family: Georgia, serif;
  font-size: 16px;
  font-style: italic;
}

.section-kicker {
  margin: 2px 0 7px;
}

.section-heading h2,
.poll-heading h2,
.sources-heading h2 {
  margin: 0;
  color: var(--ink);
  font-family: "STSong", "Songti SC", serif;
  font-size: 25px;
  line-height: 1.35;
  letter-spacing: -0.04em;
}

.prose p {
  margin: 0 0 20px;
  color: #37404d;
  font-size: 15px;
  line-height: 2.05;
  text-align: justify;
}

.photo-grid {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.photo-grid .news-figure {
  margin-top: 0;
}

.photo-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.photo-grid-two .image-open {
  min-height: 150px;
}

.photo-grid-two .image-open img {
  min-height: 150px;
  aspect-ratio: 3 / 4;
}

.data-quote {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: center;
  margin: 58px 0 0;
  padding: 24px 18px;
  border-top: 1px solid #dce5f2;
  border-bottom: 1px solid #dce5f2;
  background: linear-gradient(90deg, rgba(232, 240, 255, 0.42), rgba(255, 255, 255, 0));
}

.data-number {
  color: var(--blue);
  font-family: Georgia, serif;
  font-size: 34px;
  font-style: italic;
  line-height: 1;
}

.data-quote strong {
  color: var(--ink);
  font-size: 12px;
}

.data-quote p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.6;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.info-card {
  min-height: 180px;
  padding: 20px 16px;
  border: 1px solid #dde7f5;
  border-radius: 16px;
  background: linear-gradient(145deg, #fff, #f7f9fd);
  box-shadow: 0 7px 22px rgba(62, 83, 112, 0.07);
}

.card-icon {
  display: grid;
  width: 34px;
  height: 34px;
  margin-bottom: 23px;
  place-items: center;
  color: #597fbf;
  border: 1px solid #d1dff5;
  border-radius: 50%;
  background: #edf3fe;
  font-size: 15px;
}

.info-card h3,
.change-card h3,
.controversy-card h3 {
  margin: 0 0 9px;
  color: var(--ink);
  font-size: 15px;
}

.info-card p,
.change-card p,
.controversy-card p {
  margin: 0;
  color: #626d7d;
  font-size: 12px;
  line-height: 1.8;
}

.workflow-card {
  margin-top: 30px;
  padding: 20px 16px 18px;
  border: 1px solid #e1e7ef;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.workflow-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0 3px 18px;
  border-bottom: 1px solid var(--line);
}

.workflow-header span {
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.workflow-header small {
  color: #929aa8;
  font-size: 9px;
}

.workflow-group {
  margin-top: 21px;
}

.workflow-label {
  margin-bottom: 12px;
  color: #707a8a;
  font-size: 10px;
  font-weight: 700;
}

.workflow-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 5px;
  align-items: center;
}

.workflow-steps span {
  flex: 1 0 auto;
  padding: 8px 6px;
  border-radius: 8px;
  font-size: 9px;
  text-align: center;
}

.workflow-steps i {
  color: #9aa6b5;
  font-size: 10px;
  font-style: normal;
}

.traditional .workflow-steps span {
  color: #5f6d80;
  border: 1px solid #dce3eb;
  background: #f0f3f7;
}

.ai-flow .workflow-steps span {
  color: #466593;
  border: 1px solid rgba(132, 162, 220, 0.25);
  background: linear-gradient(135deg, #e6f0ff, #eee9fc);
}

.change-list {
  display: grid;
  gap: 13px;
}

.change-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 15px;
  align-items: center;
  padding: 20px 18px;
  border: 1px solid #e2e8f0;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--small-shadow);
}

.change-index {
  color: #7595ca;
  border-right: 1px solid #dce5f2;
  font-family: Georgia, serif;
  font-size: 19px;
  font-style: italic;
}

.note-card {
  position: relative;
  margin: 22px 0 0;
  padding: 17px 18px 17px 38px;
  color: #5d6674;
  border-radius: 12px;
  background: #eff4fb;
  font-size: 12px;
  line-height: 1.75;
}

.note-card::before {
  content: "!";
  position: absolute;
  top: 17px;
  left: 17px;
  color: var(--blue);
  font-weight: 800;
}

.controversy-section {
  position: relative;
}

.controversy-list {
  display: grid;
  gap: 13px;
}

.controversy-card {
  position: relative;
  padding: 20px 19px 20px 23px;
  overflow: hidden;
  border: 1px solid #eee4dc;
  border-radius: 15px;
  background: linear-gradient(135deg, #fff, #fcfaf8);
  box-shadow: var(--small-shadow);
}

.controversy-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: linear-gradient(#e7ab82, #d99075);
}

.controversy-card > span {
  display: inline-block;
  margin-bottom: 8px;
  color: #c37b58;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.viewpoint-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.viewpoint-card {
  min-height: 210px;
  padding: 22px 17px;
  border-radius: 17px;
}

.viewpoint-card.supporter {
  color: #38547d;
  border: 1px solid #cfdff6;
  background: linear-gradient(145deg, #e7f0ff, #f6f9ff);
}

.viewpoint-card.skeptic {
  color: #785540;
  border: 1px solid #f0dccb;
  background: linear-gradient(145deg, #fff0e4, #fffaf6);
}

.viewpoint-tag {
  display: inline-block;
  margin-bottom: 31px;
  padding: 6px 10px;
  border: 1px solid currentColor;
  border-radius: 20px;
  font-size: 9px;
  font-weight: 700;
  opacity: 0.8;
}

.viewpoint-card p {
  margin: 0;
  font-family: "STSong", "Songti SC", serif;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.85;
}

.my-view {
  position: relative;
  margin-top: 18px;
  padding: 34px 24px 25px;
  overflow: hidden;
  border: 1px solid rgba(202, 214, 235, 0.74);
  border-radius: 19px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.83), rgba(235, 242, 252, 0.72)),
    rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.quote-mark {
  position: absolute;
  top: 4px;
  right: 20px;
  color: rgba(91, 141, 239, 0.15);
  font-family: Georgia, serif;
  font-size: 82px;
}

.my-view-label {
  margin: 0 0 16px !important;
  color: var(--blue) !important;
  font-size: 11px !important;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.my-view p {
  position: relative;
  margin: 0 0 14px;
  color: #465264;
  font-size: 13px;
  line-height: 1.95;
}

.poll-section {
  margin-top: 78px;
  padding: 29px 20px 25px;
  border: 1px solid #dce5f2;
  border-radius: 20px;
  background:
    radial-gradient(circle at 100% 0, rgba(183, 201, 242, 0.38), transparent 170px),
    linear-gradient(145deg, #fff, #f5f8fd);
  box-shadow: var(--shadow);
}

.poll-heading > span,
.sources-heading > span {
  color: var(--blue);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.poll-heading h2 {
  margin-top: 8px;
  font-size: 28px;
}

.poll-heading p {
  margin: 9px 0 22px;
  color: var(--muted);
  font-size: 12px;
}

.poll-options {
  display: grid;
  gap: 10px;
}

.poll-option {
  display: grid;
  grid-template-columns: 34px 1fr 18px;
  gap: 10px;
  align-items: center;
  width: 100%;
  padding: 13px;
  cursor: pointer;
  color: #4c5869;
  border: 1px solid #e0e6ee;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.84);
  text-align: left;
  transition: 0.25s ease;
}

.poll-option > span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: #6987ba;
  border-radius: 50%;
  background: #ecf2fc;
  font-family: Georgia, serif;
  font-size: 13px;
}

.poll-option strong {
  font-size: 12px;
}

.poll-option i {
  width: 13px;
  height: 13px;
  border: 1px solid #bec8d5;
  border-radius: 50%;
}

.poll-option:hover,
.poll-option.is-selected {
  color: #3f5f90;
  border-color: #9db8e8;
  background: #edf4ff;
  transform: translateY(-1px);
}

.poll-option.is-selected i {
  border: 4px solid var(--blue);
  background: white;
}

.poll-feedback {
  min-height: 39px;
  margin: 18px 0 0;
  color: #858e9c;
  font-size: 10px;
  line-height: 1.7;
}

.poll-feedback.is-visible {
  color: #5275ae;
}

.ending-card {
  position: relative;
  margin-top: 72px;
  padding: 38px 25px;
  overflow: hidden;
  border: 1px solid #dfe7f2;
  border-radius: 21px;
  background:
    radial-gradient(circle at 15% 10%, rgba(171, 202, 244, 0.37), transparent 120px),
    radial-gradient(circle at 90% 100%, rgba(207, 190, 235, 0.36), transparent 150px),
    linear-gradient(145deg, #fbfdff, #eef3fa);
  text-align: center;
}

.ending-label {
  display: inline-block;
  margin-bottom: 20px;
  color: #6f86ab;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.ending-card p {
  margin: 0;
  color: #425064;
  font-family: "STSong", "Songti SC", serif;
  font-size: 16px;
  line-height: 2;
}

.ending-card strong {
  color: var(--ink);
  background: linear-gradient(transparent 65%, rgba(137, 174, 239, 0.25) 65%);
}

.ending-line {
  width: 1px;
  height: 34px;
  margin: 22px auto;
  background: linear-gradient(transparent, #92abd3, transparent);
}

.sources {
  margin-top: 70px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.sources-heading h2 {
  margin-top: 7px;
  font-size: 20px;
}

.sources ol {
  margin: 23px 0 0;
  padding-left: 22px;
  color: #697383;
  font-size: 10px;
  line-height: 2;
}

.sources a {
  color: #5d79a7;
  text-decoration-color: #b9cae3;
  text-underline-offset: 3px;
}

.sources code {
  padding: 1px 4px;
  border-radius: 4px;
  background: #edf1f6;
}

.source-note {
  margin-top: 22px;
  padding: 15px;
  border-radius: 12px;
  background: #f1f4f8;
}

.source-note strong {
  color: #536075;
  font-size: 10px;
}

.source-note p,
.image-rights {
  margin: 7px 0 0;
  color: #7f8896;
  font-size: 9px;
  line-height: 1.75;
}

.image-rights {
  padding-top: 16px;
}

.article-footer {
  margin: 58px -22px -52px;
  padding: 45px 22px 50px;
  color: #8993a2;
  border-top: 1px solid #e3e8ef;
  background: #f4f5f6;
  font-size: 9px;
  line-height: 1.7;
  text-align: center;
}

.footer-mark {
  margin-bottom: 14px;
  color: #5f7599;
  font-family: Georgia, serif;
  font-size: 17px;
  font-style: italic;
  letter-spacing: 0.12em;
}

.article-footer p {
  margin: 2px 0;
}

.floating-btn {
  position: fixed;
  z-index: 900;
  cursor: pointer;
  color: #536681;
  border: 1px solid rgba(184, 199, 221, 0.72);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 28px rgba(55, 72, 97, 0.14);
  backdrop-filter: blur(14px);
  transition: 0.25s ease;
}

.floating-btn:hover {
  color: #3e6095;
  background: rgba(255, 255, 255, 0.96);
  transform: translateY(-2px);
}

.music-btn {
  top: 19px;
  right: max(14px, calc((100vw - 430px) / 2 + 14px));
  display: flex;
  gap: 7px;
  align-items: center;
  padding: 9px 12px;
  border-radius: 22px;
  font-size: 10px;
}

.music-icon {
  font-size: 14px;
}

.music-btn.is-playing .music-icon {
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  50% { transform: scale(1.18); color: var(--blue); }
}

.top-btn {
  right: max(16px, calc((100vw - 430px) / 2 + 16px));
  bottom: 22px;
  width: 39px;
  height: 39px;
  visibility: hidden;
  border-radius: 50%;
  opacity: 0;
  transform: translateY(8px);
}

.top-btn.is-visible {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.image-modal {
  position: fixed;
  z-index: 1200;
  inset: 0;
  display: grid;
  visibility: hidden;
  padding: 48px 18px 28px;
  place-items: center;
  opacity: 0;
  background: rgba(22, 28, 39, 0.88);
  backdrop-filter: blur(12px);
  transition: 0.25s ease;
}

.image-modal.is-open {
  visibility: visible;
  opacity: 1;
}

.image-modal img {
  max-width: min(94vw, 1000px);
  max-height: 78vh;
  border-radius: 16px;
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.35);
  object-fit: contain;
}

.image-modal p {
  position: absolute;
  bottom: 22px;
  max-width: 86vw;
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 11px;
  line-height: 1.6;
  text-align: center;
}

.modal-close {
  position: absolute;
  top: 19px;
  right: 20px;
  width: 38px;
  height: 38px;
  cursor: pointer;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  font-size: 24px;
  line-height: 1;
}

body.modal-open {
  overflow: hidden;
}

@media (max-width: 370px) {
  .hero {
    min-height: 675px;
    padding-right: 22px;
    padding-left: 22px;
  }

  .article-body {
    padding-right: 18px;
    padding-left: 18px;
  }

  .article-meta,
  .article-footer {
    margin-right: -18px;
    margin-left: -18px;
  }

  .info-grid,
  .viewpoint-grid {
    grid-template-columns: 1fr;
  }

  .info-card,
  .viewpoint-card {
    min-height: auto;
  }

  .card-icon,
  .viewpoint-tag {
    margin-bottom: 16px;
  }

  .photo-grid-two {
    grid-template-columns: 1fr;
  }

  .photo-grid-two .image-open img {
    aspect-ratio: 16 / 10;
  }

  .workflow-steps {
    align-items: stretch;
  }

  .workflow-steps span {
    flex-basis: 42%;
  }

  .workflow-steps i {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}