/**
 * SATAMU /info-web — presentasi otomatis + ilustrasi
 */

:root {
  --siw-bg: #001711;
  --siw-gold: #f2ca50;
  --siw-gold-dim: #d4af37;
  --siw-mint: #95d3ba;
  --siw-text: #d4efe4;
  --siw-muted: #9fc4b4;
  --siw-on-gold: #3c2f00;
  --siw-line: rgba(212, 175, 55, 0.28);
  --siw-max: 1180px;
  --siw-nav: 4.25rem;
  --siw-ease: cubic-bezier(0.22, 1, 0.36, 1);
  /* Tipografi institusional / pemerintahan */
  --siw-font-sans: "Inter", "Segoe UI", "Noto Sans", sans-serif;
  --siw-font-serif: "Newsreader", "Times New Roman", "Liberation Serif", Georgia, serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html.siw-html {
  height: 100%;
}

body.siw-body {
  margin: 0;
  min-height: 100%;
  height: 100dvh;
  overflow: hidden;
  font-family: var(--siw-font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--siw-text);
  background: var(--siw-bg);
  -webkit-font-smoothing: antialiased;
}

.siw-atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.siw-atmosphere__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}

.siw-atmosphere__glow--a {
  width: min(70vw, 620px);
  height: min(70vw, 620px);
  top: -15%;
  right: -10%;
  background: radial-gradient(circle, #0a6b52 0%, transparent 70%);
  animation: siw-drift 16s ease-in-out infinite alternate;
}

.siw-atmosphere__glow--b {
  width: min(50vw, 420px);
  height: min(50vw, 420px);
  bottom: 5%;
  left: -8%;
  background: radial-gradient(circle, rgba(242, 202, 80, 0.2) 0%, transparent 70%);
  animation: siw-drift 20s ease-in-out infinite alternate-reverse;
}

.siw-atmosphere__grain {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@keyframes siw-drift {
  from { transform: translate(0, 0); }
  to { transform: translate(-20px, 16px); }
}

.siw-wrap {
  width: min(100% - 1.5rem, var(--siw-max));
  margin-inline: auto;
}

/* Nav */
.siw-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--siw-nav);
  background: rgba(0, 23, 17, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--siw-line);
}

.siw-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}

.siw-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--siw-gold);
  font-family: var(--siw-font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.siw-nav__brand img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.siw-nav__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Progress */
.siw-progress {
  position: fixed;
  top: var(--siw-nav);
  left: 0;
  right: 0;
  z-index: 39;
  height: 3px;
  background: rgba(255, 255, 255, 0.06);
}

.siw-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--siw-gold-dim), var(--siw-gold));
  transform-origin: left center;
}

body.is-playing .siw-progress__bar {
  animation: siw-progress var(--siw-tick, 7s) linear forwards;
}

@keyframes siw-progress {
  from { width: 0%; }
  to { width: 100%; }
}

/* Buttons */
.siw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.25rem;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--siw-ease), background 0.25s, border-color 0.25s, color 0.25s;
}

.siw-btn:hover {
  transform: translateY(-1px);
}

.siw-btn--gold {
  background: linear-gradient(135deg, var(--siw-gold), var(--siw-gold-dim));
  color: var(--siw-on-gold);
}

.siw-btn--line {
  background: transparent;
  border-color: var(--siw-line);
  color: var(--siw-text);
}

.siw-btn--ghost {
  background: rgba(242, 202, 80, 0.08);
  border-color: var(--siw-line);
  color: var(--siw-gold);
  padding: 0.5rem 0.9rem;
  font-size: 0.85rem;
}

/* Stage */
.siw-stage {
  position: relative;
  z-index: 1;
  height: 100dvh;
  padding: calc(var(--siw-nav) + 1.25rem) 0 4.5rem;
}

.siw-slide {
  position: absolute;
  inset: calc(var(--siw-nav) + 1.25rem) 0 4.5rem;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(18px) scale(0.985);
  transition:
    opacity 0.7s var(--siw-ease),
    transform 0.7s var(--siw-ease),
    visibility 0.7s;
}

.siw-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  z-index: 2;
}

.siw-slide.is-exit {
  opacity: 0;
  transform: translateY(-12px) scale(0.99);
  z-index: 1;
}

.siw-slide__grid {
  width: min(100%, var(--siw-max));
  margin: 0 auto;
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 900px) {
  .siw-slide__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
  }

  .siw-slide__grid--stack {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.siw-slide__copy--center {
  text-align: center;
  max-width: 40rem;
  margin-inline: auto;
}

.siw-slide__art--center {
  display: flex;
  justify-content: center;
}

.siw-kicker {
  margin: 0 0 0.55rem;
  font-family: var(--siw-font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--siw-gold-dim);
}

.siw-brand {
  margin: 0 0 0.75rem;
  font-family: var(--siw-font-serif);
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  font-weight: 700;
  color: var(--siw-gold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.siw-title {
  margin: 0 0 1rem;
  font-family: var(--siw-font-serif);
  font-size: clamp(1.65rem, 4vw, 2.85rem);
  font-weight: 500;
  line-height: 1.22;
  color: #eaf8f1;
  letter-spacing: -0.01em;
}

.siw-title em {
  font-style: italic;
  color: var(--siw-gold);
}

.siw-lead {
  margin: 0;
  color: var(--siw-muted);
  font-family: var(--siw-font-sans);
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  font-weight: 400;
  max-width: 34rem;
  line-height: 1.7;
}

.siw-slide__copy--center .siw-lead {
  margin-inline: auto;
}

.siw-bullets {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.siw-bullets li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--siw-text);
  font-size: 0.98rem;
}

.siw-bullets i {
  color: var(--siw-gold);
  font-size: 1.1rem;
}

.siw-closing-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Illustrations */
.siw-art {
  position: relative;
  width: min(100%, 420px);
  margin-inline: auto;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.siw-art--portrait {
  min-height: auto;
}

.siw-art__ring {
  position: absolute;
  inset: -8%;
  border-radius: 24px;
  border: 1px solid var(--siw-line);
  animation: siw-pulse-ring 4s ease-in-out infinite;
}

@keyframes siw-pulse-ring {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.02); }
}

.siw-art__photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  max-height: min(58vh, 460px);
  object-fit: cover;
  object-position: center top;
  border-radius: 18px;
  border: 1px solid var(--siw-line);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.4);
  display: block;
}

.siw-art__badge {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(0, 23, 17, 0.82);
  border: 1px solid var(--siw-line);
  color: var(--siw-gold);
  font-size: 0.8rem;
  white-space: nowrap;
}

/* Letters */
.siw-letters {
  display: flex;
  gap: 0.3rem;
  font-family: var(--siw-font-serif);
  font-size: clamp(2.4rem, 7vw, 4rem);
  font-weight: 600;
  color: var(--siw-gold);
  letter-spacing: 0.06em;
  z-index: 2;
}

.siw-slide.is-active .siw-letters span {
  display: inline-block;
  animation: siw-pop 0.55s var(--siw-ease) both;
}

.siw-slide.is-active .siw-letters span:nth-child(1) { animation-delay: 0.05s; }
.siw-slide.is-active .siw-letters span:nth-child(2) { animation-delay: 0.1s; }
.siw-slide.is-active .siw-letters span:nth-child(3) { animation-delay: 0.15s; }
.siw-slide.is-active .siw-letters span:nth-child(4) { animation-delay: 0.2s; }
.siw-slide.is-active .siw-letters span:nth-child(5) { animation-delay: 0.25s; }
.siw-slide.is-active .siw-letters span:nth-child(6) { animation-delay: 0.3s; }

@keyframes siw-pop {
  from { opacity: 0; transform: translateY(16px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.siw-art__icons {
  position: absolute;
  inset: 0;
}

.siw-float {
  position: absolute;
  width: 3.2rem;
  height: 3.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(7, 48, 38, 0.9);
  border: 1px solid var(--siw-line);
  color: var(--siw-mint);
  font-size: 1.35rem;
  animation: siw-float 5s ease-in-out infinite;
}

.siw-float { top: 8%; left: 6%; }
.siw-float--b { top: 12%; right: 4%; animation-delay: 0.6s; }
.siw-float--c { bottom: 18%; left: 10%; animation-delay: 1.1s; }
.siw-float--d { bottom: 12%; right: 8%; animation-delay: 1.6s; }

@keyframes siw-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Roles */
.siw-role-row {
  display: grid;
  gap: 1rem;
}

@media (min-width: 800px) {
  .siw-role-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.siw-role-card {
  padding: 1.35rem 1.25rem;
  border-radius: 16px;
  background: rgba(7, 48, 38, 0.55);
  border: 1px solid var(--siw-line);
  text-align: center;
}

.siw-slide.is-active .siw-role-card {
  animation: siw-rise 0.7s var(--siw-ease) both;
}

.siw-slide.is-active .siw-role-card:nth-child(2) { animation-delay: 0.12s; }
.siw-slide.is-active .siw-role-card:nth-child(3) { animation-delay: 0.24s; }

@keyframes siw-rise {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.siw-role-card__icon {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(242, 202, 80, 0.12);
  border: 1px solid var(--siw-line);
  color: var(--siw-gold);
  font-size: 1.5rem;
}

.siw-role-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
  color: #eaf8f1;
}

.siw-role-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--siw-muted);
}

/* Scenes */
.siw-scene {
  position: relative;
  width: 100%;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.5rem;
  border-radius: 20px;
  background: rgba(7, 48, 38, 0.45);
  border: 1px solid var(--siw-line);
}

.siw-scene__device {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  padding: 1.25rem 1.1rem;
  min-width: 7rem;
  border-radius: 14px;
  background: rgba(0, 23, 17, 0.65);
  border: 1px solid var(--siw-line);
  color: var(--siw-mint);
}

.siw-scene__device i {
  font-size: 2rem;
  color: var(--siw-gold);
}

.siw-scene__device span {
  font-size: 0.8rem;
  color: var(--siw-muted);
}

.siw-scene__arrow {
  color: var(--siw-gold);
  font-size: 1.5rem;
  animation: siw-nudge 1.4s ease-in-out infinite;
}

@keyframes siw-nudge {
  0%, 100% { transform: translateX(0); opacity: 0.6; }
  50% { transform: translateX(6px); opacity: 1; }
}

.siw-scene__spark {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(242, 202, 80, 0.15);
  color: var(--siw-gold);
  animation: siw-spin-soft 6s linear infinite;
}

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

.siw-scene--chat {
  flex-direction: column;
  align-items: stretch;
  gap: 1rem;
}

.siw-bubble {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  max-width: 85%;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  background: rgba(0, 23, 17, 0.7);
  border: 1px solid var(--siw-line);
  color: var(--siw-text);
  font-size: 0.95rem;
}

.siw-bubble i {
  color: var(--siw-gold);
  font-size: 1.2rem;
}

.siw-bubble--in {
  align-self: flex-start;
}

.siw-bubble--out {
  align-self: flex-end;
  background: rgba(242, 202, 80, 0.12);
}

.siw-slide.is-active .siw-bubble--in {
  animation: siw-rise 0.6s var(--siw-ease) both;
}

.siw-slide.is-active .siw-bubble--out {
  animation: siw-rise 0.6s var(--siw-ease) 0.25s both;
}

.siw-pulse {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--siw-gold);
  right: 1.5rem;
  top: 1.5rem;
  box-shadow: 0 0 0 0 rgba(242, 202, 80, 0.5);
  animation: siw-ping 2s ease-out infinite;
}

@keyframes siw-ping {
  0% { box-shadow: 0 0 0 0 rgba(242, 202, 80, 0.45); }
  70% { box-shadow: 0 0 0 16px rgba(242, 202, 80, 0); }
  100% { box-shadow: 0 0 0 0 rgba(242, 202, 80, 0); }
}

.siw-scene--decision {
  flex-direction: column;
  gap: 1.25rem;
}

.siw-stamp {
  width: 5rem;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid var(--siw-gold);
  color: var(--siw-gold);
  font-size: 2.4rem;
}

.siw-slide.is-active .siw-stamp {
  animation: siw-pop 0.7s var(--siw-ease) both;
}

.siw-timeline {
  display: flex;
  gap: 0.65rem;
}

.siw-timeline span {
  width: 2.5rem;
  height: 0.45rem;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.12);
}

.siw-timeline span.is-done,
.siw-timeline span.is-active {
  background: var(--siw-gold);
}

.siw-scene__label {
  margin: 0;
  font-size: 0.9rem;
  color: var(--siw-muted);
}

/* Benefits */
.siw-benefit-grid {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 700px) {
  .siw-benefit-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.siw-benefit-card {
  padding: 1.2rem 1.15rem;
  border-radius: 14px;
  background: rgba(7, 48, 38, 0.55);
  border: 1px solid var(--siw-line);
}

.siw-slide.is-active .siw-benefit-card {
  animation: siw-rise 0.65s var(--siw-ease) both;
}

.siw-slide.is-active .siw-benefit-card:nth-child(2) { animation-delay: 0.08s; }
.siw-slide.is-active .siw-benefit-card:nth-child(3) { animation-delay: 0.16s; }
.siw-slide.is-active .siw-benefit-card:nth-child(4) { animation-delay: 0.24s; }

.siw-benefit-card i {
  font-size: 1.5rem;
  color: var(--siw-gold);
}

.siw-benefit-card h3 {
  margin: 0.5rem 0 0.3rem;
  font-size: 1.1rem;
  color: #eaf8f1;
}

.siw-benefit-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--siw-muted);
}

.siw-benefit-card__from {
  display: block;
  margin-top: 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--siw-gold-dim);
}

/* Featured features */
.siw-feature-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 760px) {
  .siw-feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1100px) {
  .siw-feature-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.siw-feature-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 1.05rem 1rem;
  border-radius: 14px;
  background: rgba(7, 48, 38, 0.55);
  border: 1px solid var(--siw-line);
  text-align: left;
}

.siw-slide.is-active .siw-feature-card {
  animation: siw-rise 0.6s var(--siw-ease) both;
}

.siw-slide.is-active .siw-feature-card:nth-child(2) { animation-delay: 0.06s; }
.siw-slide.is-active .siw-feature-card:nth-child(3) { animation-delay: 0.12s; }
.siw-slide.is-active .siw-feature-card:nth-child(4) { animation-delay: 0.18s; }
.siw-slide.is-active .siw-feature-card:nth-child(5) { animation-delay: 0.24s; }
.siw-slide.is-active .siw-feature-card:nth-child(6) { animation-delay: 0.3s; }

.siw-feature-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(242, 202, 80, 0.12);
  border: 1px solid var(--siw-line);
  color: var(--siw-gold);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.siw-feature-card h3 {
  margin: 0 0 0.3rem;
  font-size: 1.02rem;
  color: #eaf8f1;
}

.siw-feature-card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--siw-muted);
  line-height: 1.45;
}

.siw-feature-card__link {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--siw-gold);
}

/* Seal */
.siw-art--seal {
  min-height: 160px;
}

.siw-art--seal img {
  width: 88px;
  height: 88px;
  object-fit: contain;
  position: relative;
  z-index: 2;
}

.siw-art__orbit {
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 1px dashed var(--siw-line);
  animation: siw-spin-soft 18s linear infinite;
}

/* Dots & controls */
.siw-dots {
  position: fixed;
  z-index: 30;
  left: 50%;
  bottom: 1.35rem;
  transform: translateX(-50%);
  display: flex;
  gap: 0.45rem;
  padding: 0.4rem 0.55rem;
  border-radius: 999px;
  background: rgba(0, 23, 17, 0.7);
  border: 1px solid var(--siw-line);
}

.siw-dots button {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: width 0.35s var(--siw-ease), background 0.25s;
}

.siw-dots button.is-active {
  width: 1.5rem;
  border-radius: 99px;
  background: var(--siw-gold);
}

.siw-controls {
  position: fixed;
  z-index: 30;
  right: 1rem;
  bottom: 1.15rem;
  display: flex;
  gap: 0.4rem;
}

.siw-ctrl {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--siw-line);
  background: rgba(0, 23, 17, 0.75);
  color: var(--siw-gold);
  cursor: pointer;
  font-size: 1.2rem;
}

.siw-ctrl:hover {
  background: rgba(242, 202, 80, 0.12);
}

@media (max-width: 640px) {
  body.siw-body {
    overflow-y: auto;
    height: auto;
    min-height: 100dvh;
  }

  .siw-stage {
    height: auto;
    min-height: calc(100dvh - 1rem);
  }

  .siw-slide {
    position: relative;
    inset: auto;
    min-height: calc(100dvh - var(--siw-nav) - 5rem);
    padding: 1rem 0.75rem 5rem;
  }

  .siw-art__photo {
    max-height: 42vh;
  }

  .siw-controls {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .siw-atmosphere__glow,
  .siw-float,
  .siw-scene__arrow,
  .siw-scene__spark,
  .siw-pulse,
  .siw-art__orbit,
  .siw-art__ring,
  body.is-playing .siw-progress__bar {
    animation: none;
  }

  .siw-slide,
  .siw-slide.is-active .siw-letters span,
  .siw-slide.is-active .siw-role-card,
  .siw-slide.is-active .siw-benefit-card,
  .siw-slide.is-active .siw-bubble--in,
  .siw-slide.is-active .siw-bubble--out,
  .siw-slide.is-active .siw-stamp {
    animation: none;
    transition: none;
  }
}