* {
  max-width: 100%;
}

html, body {
  scroll-behavior: smooth;
  margin: 0;
  padding: 0;
  background: #0a0a0a;   /* 🔥 background gelap */
  color: #fff;           /* 🔥 teks putih */
  font-family: 'Poppins', sans-serif;
  overflow-x: hidden;
}

/* HERO */
.case-hero {
  position: relative;
  height: 110vh;
  background: url("img/tanggap2.png") center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.case-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1;
}

/* BASE SECTION */
.section {
  padding: 50px 10%;
  max-width: none;
  margin: auto;
}

.section h2 {
  font-size: 32px;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #7b5cff, #ff4ecd); /* 🔥 punyamu */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}


.section p {
  line-height: 1.8;
  color: #ccc;
}

/* INTRO */
.case-intro {
  position: relative;
  z-index: 2;
  padding: 35px 40px;
  text-align: center;
}

.case-intro h1 {
  font-size: clamp(28px, 5vw, 64px);
  font-weight: 700;
  margin-bottom: -15px;
  letter-spacing: -1px;
}

.case-desc {
  font-size: 20px;
  margin-bottom: 30px;
  font-family: 'Poppins', sans-serif;
  color: #ccc;
}

.case-tagline {
  font-size: 25px;
  background: linear-gradient(90deg, #7b5cff, #ff4ecd); /* 🔥 punyamu */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 1px;
  max-width: none;
  margin: 0 auto;
  text-align: center;
  margin-bottom: -50px;
}

/* NAVIGATION */
.case-nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  background: #0a0a0a;
  border-top: 1px solid #ddd;
  display: flex;
  justify-content: space-around;
  padding: 25px 0;
  z-index: 1000;
}

.nav-progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 5px;
  width: 0%;
  background: linear-gradient(90deg, #ff4ecd, #7b5cff);
  transition: width 0.15s linear;
}

.case-nav a {
  position: relative;
  text-decoration: none;
  color: #ccc;
  font-size: 17px;
  font-weight: bold;
  transition: 0.3s;
}

.case-nav a.active {
  background: linear-gradient(90deg, #7b5cff, #ff4ecd); /* 🔥 punyamu */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* NAVBAR */
.navbar {
  height: 80px;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 150px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
  background: rgba(10, 10, 10, 0.847); /* 🔥 transparan gelap */
  border-bottom: 1px solid rgba(255,255,255,0.08); /* subtle divider */
  z-index: 1000;
  box-sizing: border-box;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover .logo-mark {
  transform: rotate(-8deg) scale(1.06);
  box-shadow: 0 8px 22px rgba(14, 165, 233, 0.5);
}

.logo-mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.06em;
  background: linear-gradient(90deg, #4cc9f0, #0ea5e9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-tag {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #aaa;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  text-decoration: none;
  color: #aaa;
  position: relative;
  font-size: 14px;
  transition: 0.3s;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: white;
  border-radius: 3px;
  transition: 0.3s;
}

/* NAV RIGHT + THEME TOGGLE */
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #aaa;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
.theme-toggle:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
  box-shadow: 0 0 14px rgba(0, 207, 255, 0.18);
}
.theme-toggle:active { transform: scale(0.94); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* LIGHT THEME */
[data-theme="light"] body {
  background: #f4f6fb;
  color: #111827;
}

[data-theme="light"] .navbar {
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .logo-tag {
  color: #64748b;
}

[data-theme="light"] .nav-links a {
  color: #475569;
}

[data-theme="light"] .menu-toggle span {
  background: #0f172a;
}

[data-theme="light"] .theme-toggle {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: #475569;
}
[data-theme="light"] .theme-toggle:hover {
  border-color: #94a3b8;
  color: #0f172a;
  box-shadow: 0 0 14px rgba(0, 207, 255, 0.18);
}

[data-theme="light"] .section p,
[data-theme="light"] .case-desc,
[data-theme="light"] .overview-block h3,
[data-theme="light"] .overview-block p,
[data-theme="light"] .persona-desc,
[data-theme="light"] .persona-card li,
[data-theme="light"] .label,
[data-theme="light"] .define-block p,
[data-theme="light"] .define-block.hmw,
[data-theme="light"] .ideate p,
[data-theme="light"] .ideate li,
[data-theme="light"] .prototype p,
[data-theme="light"] .prototype li,
[data-theme="light"] .test p,
[data-theme="light"] .test li,
[data-theme="light"] .empathize p,
[data-theme="light"] .empathize li {
  color: #334155;
}

[data-theme="light"] .case-nav {
  background: #ffffff;
  border-top: 1px solid #e2e8f0;
}

[data-theme="light"] .case-nav a {
  color: #475569;
}

[data-theme="light"] .overview-box,
[data-theme="light"] .define,
[data-theme="light"] .ideate,
[data-theme="light"] .prototype,
[data-theme="light"] .test,
[data-theme="light"] .empathize {
  border-color: #cbd5e1;
}

[data-theme="light"] .overview-box h2::after,
[data-theme="light"] .define h2::after,
[data-theme="light"] .ideate h2::after,
[data-theme="light"] .prototype h2::after,
[data-theme="light"] .test h2::after,
[data-theme="light"] .empathize h2::after {
  background: #cbd5e1;
}

[data-theme="light"] .process-section {
  background: #ffffff;
}

[data-theme="light"] .process-item p {
  color: #64748b;
}

[data-theme="light"] .feature-card {
  border-color: #e2e8f0;
}

[data-theme="light"] .overview-meta div p,
[data-theme="light"] .meta-item p {
  color: #111827 !important;
}

[data-theme="light"] .overview-meta div span,
[data-theme="light"] .meta-item span {
  color: #64748b;
}

[data-theme="light"] .define-block {
  border-bottom-color: #e2e8f0;
}

[data-theme="light"] .persona-image img {
  border-color: #e2e8f0;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
}

@media (max-width: 768px) {
  [data-theme="light"] .nav-links {
    background: rgba(255, 255, 255, 0.9);
  }
}

/* META */

.overview-box {
  border: 2px solid #989898;
  border-radius: 10px;
  padding: 60px;
  margin: 60px 10%;
  background: transparent;
  box-sizing: border-box;
  width: auto;
  max-width: none;
}

.overview-grid {
  width: 100%;
  grid-template-columns: 250px 1fr; /* sedikit lebih balance */
}

.overview-box h2 {
  text-align: center;
  margin-top: -30px;
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 40px;
  position: relative;
}

.overview-box h2::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: #989898;
  margin-top: 16px;
}

.overview-meta {
  display: flex;
  gap: 40px;
  margin: 30px 0 50px;
  flex-wrap: wrap;
}

.overview-meta div span {
  font-size: 12px;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.overview-meta div p {
  margin-top: 5px;
  font-size: 16px;
  font-weight: 600;
  color: #111;
}

/* GRID */
.overview-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 60px;
  margin-top: 40px;
}

.meta-item {
  margin-bottom: 10px;
}

.meta-item span {
  font-size: 18px;
  color: #CCC;
  font-weight: 700;
  text-transform: uppercase;
}

.meta-item p {
  margin-top: 5px;
  font-size: 16px;
}

.overview-content {
  max-width: 650px;
}

.overview-block {
  margin-bottom: 40px;
}

.overview-block h3 {
  font-size: 30px;
  margin-bottom: -10px;
  color: #ccc;
}

.overview-block p {
  line-height: 1.8;
  color: #ccc;
  font-size: 20px;
}

.case-button-primary {
  display: inline-block;
  margin-top: 5px;
  padding: 14px 20px;
  background: #ffffff;
  color: #000000;
  border-radius: 5px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: 0.3s ease;
  min-width: 150px;
  text-align: center;
}

.case-button-primary:hover {
  background: #333;
  transform: translateY(-2px);
}

/* PERSONA */
.persona-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 40px;
}

.persona-card {
  border: 2px solid #989898;
  padding: 30px;
  border-radius: 16px;
  transition: 0.3s;
}

.persona-card:hover {
  transform: translateY(-5px);
}

.persona-card h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.persona-desc {
  font-size: 14px;
  color: #ccc;
  margin-bottom: 20px;
}

.persona-card ul {
  padding-left: 18px;
}

.persona-card li {
  margin-bottom: 10px;
  color: #ccc;
}

/* FULL WIDTH SECTION */
.process-section {
  width: 100%;
  padding: 30px 0;
  background: #0a0a0a;
  text-align: center;
}

/* TITLE */
.process-title {
  font-size: 40px;
  font-weight: 600;
  margin-bottom: 30px;
  background: linear-gradient(90deg, #7b5cff, #ff4ecd); /* 🔥 punyamu */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}

/* GRID 5 COLUMN */
.process-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
}

.process-item {
  position: relative;
  text-align: center;
}

/* ITEM */
.process-item img {
  width: 140px;
  height: 120px;
  margin-bottom: 5px;
  display: block;
  margin: 0 auto;
  object-fit: contain;
}

.process-item p {
  font-size: 16px;
  font-weight: 600;
  color: #989898;
  text-decoration: underline;
}

/* DEFINE */
.define {
  border: 2px solid #989898;
  border-radius: 18px;
  padding: 60px;
  margin: 60px 10%;
  background: transparent;
  box-sizing: border-box;
}

.define h2 {
  text-align: center;
  margin-top: -30px;
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 40px;
  position: relative;
  color: #5b3df5;
}

.define h2::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: #989898;
  margin-top: 20px;
}

.define-container {
  max-width: 900px;
}

.define-block {
  margin-bottom: 40px;
  border-bottom: 1px solid #eee;
  padding-bottom: 20px;
}

.label {
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #ccc;
  margin-bottom: 10px;
}

.define-block p {
  font-size: 18px;
  line-height: 1.8;
  color: #ccc;
}

.define-block.hmw {
  color: #ccc;
}

/* PERSONA LAYOUT */
.persona-layout {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin: 30px 0;
}

.persona-image {
  flex: 1.2;
}

.persona-image img {
  width: 100%;
  max-width: 1100px;
  border-radius: 14px;
  border: 1px solid #e6e6e6;
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

/* kondisi awal (hidden) */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

/* saat muncul */
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.section h2 span {
  font-size: 25px;
  font-weight: 700;
  margin-left: 10px;
  font-family: 'Poppins', sans-serif;

  background: linear-gradient(90deg, #ff4ecd, #7b5cff); /* 🔥 punyamu */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* IDEATE / PROTOTYPE / TEST (🔥 DIGABUNG) */
.ideate,
.prototype,
.test {
  border: 2px solid #989898;
  border-radius: 10px;
  padding: 60px;
  margin: 60px 10%;
  background: transparent;
  box-sizing: border-box;
  font-size: 18px;
  line-height: 1.8;
}

/* HEADINGS (shared) */
.ideate h2,
.prototype h2,
.test h2 {
  text-align: center;
  margin-top: -30px;
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 40px;
  position: relative;
  color: #5b3df5;
}

.ideate h2::after,
.prototype h2::after,
.test h2::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: #989898;
  margin: 16px 0 0 0;
}

/* TEXT ELEMENTS (shared) */
.ideate h3,
.prototype h3,
.test h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.ideate p,
.prototype p,
.test p {
  font-size: 18px;
  color: #ccc;
}

.ideate h4,
.prototype h4,
.test h4 {
  font-size: 16px;
  font-weight: 600;
  margin-top: 18px;
  margin-bottom: 8px;
}

.ideate li,
.prototype li,
.test li {
  font-size: 17px;
  line-height: 1.7;
  color: #ccc;
}

/* IDEATE FEATURES */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 20px;
}

.feature-card {
  border: 1px solid #eee;
  padding: 25px;
  border-radius: 14px;
  transition: 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.lofi-container {
  margin-top: 20px;
  display: flex;
  justify-content: center;
}

.lofi-container img {
  width: 100%;
  max-width: 1100px; /* biar ga kegedean di desktop */
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.lofi-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px; /* atur jarak antar gambar */
}

.lofi-button {
  display: block;
  margin-top: 30px;
  padding: 14px 20px;
  background: #ffffff;
  color: #000000;
  border-radius: 15px;
  width: 100%;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  transition: 0.3s ease;
  min-width: 220px; /* diperlebar */
  text-align: center;
  box-sizing: border-box;
}

.lofi-button:hover {
  background: #333;
  color: #fff;
  transform: translateY(-2px);
}

/* PROTOTYPE GRID */
.prototype-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 50px;
  margin: 40px 0;
}

.prototype-grid img {
  width: 100%;
  max-height: 350px;
  object-fit: contain;
  border-radius: 12px;
  transition: 0.3s;
}

.prototype-grid img:hover {
  transform: scale(1.03);
}

.prototype-grid img {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.6s ease;
}

/* state ketika muncul */
.prototype-grid img.show {
  opacity: 1;
  transform: translateY(0);
}

.proto-button {
  display: block;
  margin-top: 0px;
  padding: 14px 20px;
  background: #ffffff;
  color: #000000;
  border-radius: 15px;
  width: 100%;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  transition: 0.3s ease;
  min-width: 220px; /* diperlebar */
  text-align: center;
  box-sizing: border-box;
}

.proto-button:hover {
  background: #333;
  color: #fff;
  transform: translateY(-2px);
}

/* EMPATHIZE (unchanged) */
.empathize {
  border: 2px solid #989898;
  border-radius: 10px;
  padding: 60px;
  margin: 60px 10%;
  background: transparent;
  font-size: 18px;
  line-height: 1.8;
}

.empathize h2 {
  text-align: center;
  margin-top: -30px;
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 40px;
  position: relative;
  color: #5b3df5;
}

.empathize h2::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: #989898;
  margin-top: 16px;
}

.empathize h3 {
  font-size: 24px;
}

.empathize p,
.empathize li {
  color: #ccc;
}

/* =========================
   RESPONSIVE BREAKPOINTS
========================= */

/* TABLET */
@media (max-width: 1024px) {

  .section {
    padding: 40px 6%;
  }

  .overview-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .overview-content {
    max-width: 100%;
  }

  .persona-grid {
    grid-template-columns: 1fr;
  }

  .prototype-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
  }

  .process-grid {
    gap: 60px;
  }

  .process-item img {
    width: 100px;
    height: 90px;
  }

  .process-item:not(:last-child)::after {
    margin-left: 20px;
    font-size: 28px;
  }
}


/* MOBILE */
@media (max-width: 768px) {

  /* NAVBAR */
  .navbar {
    padding: 15px 20px;
  }

  .nav-links {
    gap: 15px;
  }

  /* HERO */
  .case-hero {
    height: 70vh;
  }

  /* TEXT */
  .case-intro h1 {
    font-size: 36px;
  }

  .case-tagline {
    font-size: 14px;
    line-height: 15px;
  }

  .section {
    padding-top: 80px;
  }

  .section h2 {
    font-size: 24px;
    margin-top: 15px;
  }

  .overview-block h3 {
    font-size: 20px;
  }

  .overview-block p {
    font-size: 15px;
  }

  /* GRID */
  .prototype-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  /* PROCESS → jadi scroll horizontal (biar ga gepeng) */
  .process-grid {
    display: flex;
    overflow-x: auto;
    gap: 40px;
    padding: 10px 20px;
  }

  .process-item {
    min-width: 120px;
  }

  .process-item:not(:last-child)::after {
    display: none; /* panah hilang di mobile */
  }

  /* PERSONA IMAGE */
  .persona-layout {
    flex-direction: column;
  }

  /* BOX SECTION */
  .empathize,
  .define,
  .ideate,
  .prototype,
  .test {
    margin: 30px 5%;
    padding: 30px 20px;
  }

  .empathize h2,
  .define h2,
  .ideate h2,
  .prototype h2,
  .test h2 {
    font-size: 24px;
    line-height: 1.3;
    word-break: break-word;   /* 🔥 biar turun baris */
    text-align: center;
  }

  /* BUTTON */
  .case-button-primary {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* BOTTOM NAV */
  .case-nav {
    padding: 15px 0;
  }

  .case-nav a {
    font-size: 12px;
  }
}


/* SMALL MOBILE */
@media (max-width: 480px) {

  .prototype-grid {
    grid-template-columns: 1fr;
  }

  .case-intro h1 {
    font-size: 28px;
  }

  .section {
    padding: 30px 5%;
  }

  .process-title {
    font-size: 24px;
  }

  .lofi-button {
    width: 100%;
    min-width: unset;
  }
}

img {
  max-width: 100%;
  height: auto;
}

@media (max-width: 768px) {

  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 70px;
    right: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.847);
    backdrop-filter: blur(10px);

    flex-direction: column;
    align-items: center;
    gap: 25px;
    padding: 30px 0;

    transform: translateY(-150%);
    transition: 0.3s;
  }

  .nav-links.active {
    transform: translateY(5.5%);
  }
  
  .logo {
    gap: 8px;
  }

  .logo-name {
    font-size: 15px;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
  }

  .logo-tag {
    display: none;
  }
}

/* FOOTER (CONNECT) */
.connect {
  padding: 50px 10%;
  padding-bottom: 120px;
  text-align: center;
  background: #0a0a0a;
  color: #fff;
}

.connect h2 {
  font-size: 38px;
  margin-bottom: 10px;
  text-align: center;
  background: linear-gradient(90deg, #7b5cff, #ff4ecd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.connect p {
  color: #cccccc;
  margin: 0 auto 30px;
  text-align: center;
  max-width: 600px;
}

.connect-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.connect-btn {
  padding: 12px 24px;
  border: 1px solid #444;
  border-radius: 30px;
  color: #ffffff;
  text-decoration: none;
  transition: 0.3s;
}

.connect-btn:hover {
  background: linear-gradient(90deg, #7b5cff, #ff4ecd);
  color: #ffffff;
  border-color: transparent;
}

.copyright {
  font-size: 12px;
  color: #888;
}

[data-theme="light"] .connect {
  background: #f4f6fb;
  color: #0f172a;
}

[data-theme="light"] .connect p {
  color: #475569;
}

[data-theme="light"] .connect-btn {
  border-color: #94a3b8;
  color: #0f172a;
}

[data-theme="light"] .connect-btn:hover {
  background: linear-gradient(90deg, #7b5cff, #ff4ecd);
  color: #ffffff;
  border-color: transparent;
}

[data-theme="light"] .copyright {
  color: #64748b;
}