:root {
    --bg: #f5f1e8;
    --panel: #fffdf8;
    --soft: #ebe5da;
    --line: rgba(20,20,20,0.08);
    --text: #111111;
    --muted: #5f5f5f;
    --accent: #b87932;
    --max: 1320px;
    --radius: 22px;
    --transition: 0.35s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.container {
    width: min(92%, var(--max));
    margin: 0 auto;
}

.eyebrow {
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
}

.section {
    padding: 120px 0;
    border-top: 1px solid var(--line);
}

h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.1;
    color: var(--text);
}

h1 {
    /* Max diturunkan ke 80px, multiplier diperkecil ke 5vw */
    font-size: clamp(40px, 6vw, 68px); 
    line-height: 1.1; /* Sedikit nafas agar tidak terlalu rapat di desktop */
    letter-spacing: -0.02em; /* Khas desain "Studio" agar tetap tajam */
    margin-bottom: 24px;
}

h2 {
    /* Max diturunkan ke 48px */
    font-size: clamp(32px, 4vw, 52px);
    line-height: 1.2;
    margin-bottom: 20px;
}

h3 {
    /* Gunakan rem agar konsisten dengan root font size */
    font-size: clamp(24px, 3vw, 36px);
    margin-bottom: 16px;
}

p {
    color: var(--muted);
    font-size: 18px;
}

.lead {
    max-width: 760px;
    font-size: 20px;
}

header {
    position: fixed;
    width: 100%;
    z-index: 999;
    background: rgba(245, 241, 232, 0.78);
    backdrop-filter: blur(12px);
}

.logo {
    position: absolute;
    /* UBAH: Posisikan logo agar 'keluar' dari garis header */
    top: 5px; 
    left: 0;
    z-index: 1001;
}

.logo img {
    /* UBAH: Ukuran logo tetap besar, dia akan otomatis overlay ke bawah */
    height: 64px !important;
    width: auto;
    display: block;
}

.nav {
    /* UBAH: Kecilkan tinggi bar header agar terlihat slim & modern */
    height: 64px; 
    display: flex;
    align-items: center;
    position: relative; /* Penting sebagai jangkar untuk absolute logo */
}

.nav-links {
    display: flex;
    align-items: center;
    /* Mendorong menu ke kanan secara otomatis */
    margin-left: auto; 
    gap: 2rem;
}

.nav-links a {
    color: var(--muted);
    font-size: 14px;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--text);
}

.lang-switch {
    /* border: 1px solid var(--line); */
    padding: 10px 14px;
    /* border-radius: 999px; */
    font-size: 12px;
    font-weight: 700;
    color: var(--muted);
    text-decoration: underline;
    text-decoration-thickness: 2px; /* atau 0.2em */
    text-underline-offset: 3px; /* opsional: jarak garis dari teks */
}

/* Penyesuaian responsif jika di mobile logo terlalu besar */
@media (max-width: 768px) {
    .logo img {
        height: 50px !important;
    }
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: end;
}

.hero-copy {
    padding-top: 100px;
}

.hero-copy p {
    margin-bottom: 42px;
}

.hero-side {
    border-left: 1px solid var(--line);
    padding-left: 40px;
}

.hero-side .meta {
    margin-bottom: 40px;
}

.meta-title {
    color: var(--text);
    margin-bottom: 10px;
    font-size: 14px;
}

.meta-value {
    color: var(--muted);
    font-size: 14px;
}

.button-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 26px;
    border-radius: 12px;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
}

.btn-primary {
    background: #111111;
    color: #ffffff;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: rgba(17,17,17,0.16);
    background: rgba(17,17,17,0.03);
}

.statement {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.statement-card {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 36px;
    border-radius: var(--radius);
}

.statement-card span {
    color: var(--accent);
    display: block;
    margin-bottom: 14px;
    font-size: 13px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.systems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    margin-top: 60px;
}

.system-card {
    padding: 42px;
    background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.7));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: var(--transition);
}

.system-card:hover {
    transform: translateY(-6px);
    border-color: rgba(17,17,17,0.12);
}

.system-card p {
    margin-top: 18px;
    font-size: 16px;
}

.case-study {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-top: 70px;
}

.case-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(17,17,17,0.12);
}

.case-image {
    /* height: 320px; */
    background: linear-gradient(135deg, #d8c8b0, #f5f1e8);
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: end;
    padding: 15px;
    position: relative;
}

.case-image span {
    color: rgba(17,17,17,0.28);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
}

.case-content {
    padding: 38px;
}

.case-content p {
    margin: 20px 0 28px;
}

.case-link {
    color: var(--text);
    font-size: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 4px;
}

.philosophy {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.quote {
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1.1;
    color: var(--text);
    font-family: 'Inter', sans-serif;
}

.list {
    margin-top: 20px;
}

.list div {
    padding: 8px 0;
    /* border-bottom: 1px solid var(--line); */
    color: var(--muted);
}

.ai-panel {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 60px;
    border-radius: var(--radius);
    margin-top: 60px;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.filter-box {
    padding: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255,255,255,0.65);
}

.filter-box ul {
    list-style: none;
    margin-top: 24px;
}

.filter-box li {
    color: var(--muted);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.cta {
    text-align: center;
    padding: 150px 0;
}

.cta p {
    max-width: 700px;
    margin: 0 auto 40px;
}

footer {
    border-top: 1px solid var(--line);
    padding: 40px 0 60px;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-copy {
    color: var(--muted);
    font-size: 13px;
}

.footer-links {
    /* display: flex;
    gap: 20px; */
    color: var(--muted);
    font-size: 13px;
}

.footer-links a {
    color: var(--muted);
    font-size: 13px;
}

@media(max-width: 1080px) {
    .hero-grid,
    .philosophy,
    .systems-grid,
    .statement,
    .case-study,
    .filter-grid {
    grid-template-columns: 1fr;
    }

    .hero-side {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 40px;
    }
}

@media(max-width: 720px) {
    .nav-links {
    display: none;
    }

    .section {
    padding: 90px 0;
    }

    .statement-card,
    .system-card,
    .case-content,
    .filter-box,
    .ai-panel {
    padding: 28px;
    }

    .cta {
    padding: 120px 0;
    }

    h1 {
    line-height: 1;
    }
}

/* Case study extensions */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}
.stat {
    padding: 48px 40px;
    border-right: 1px solid var(--line);
}
.stat:last-child { border-right: none; }
.stat-num {
    font-size: clamp(24px, 3vw, 38px);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1;
}
.stat-label { font-size: 13px; color: var(--muted); line-height: 1.5; }

.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 60px;
}
.split-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 48px;
}
.split-card.highlight {
    background: linear-gradient(135deg, rgba(184,121,50,0.05), rgba(184,121,50,0.01));
    border-color: rgba(184,121,50,0.2);
}
.split-card .eyebrow { margin-bottom: 16px; }
.split-card h3 { font-size: clamp(18px,2vw,24px); margin-bottom: 20px; }
.split-card p { font-size: 16px; }

.build-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}
.build-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px;
    transition: var(--transition);
}
.build-card:hover { transform: translateY(-4px); border-color: rgba(17,17,17,0.12); }
.build-card .num {
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}
.build-card h3 { font-size: 18px; margin-bottom: 12px; }
.build-card p { font-size: 15px; }

.method-list { margin-top: 60px; }
.method-row {
    display: grid;
    grid-template-columns: 80px 220px 1fr;
    gap: 32px;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
    align-items: start;
}
.method-row:first-child { border-top: 1px solid var(--line); }
.method-n { font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); padding-top: 3px; }
.method-name { font-size: 15px; font-weight: 600; color: var(--text); }
.method-desc { font-size: 15px; color: var(--muted); }

.quote-block {
    background: var(--panel);
    border: 1px solid var(--line);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 48px;
    margin-top: 60px;
}
.quote-text {
    font-size: clamp(20px, 2.5vw, 30px);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    line-height: 1.3;
    margin-bottom: 16px;
}
.quote-source { font-size: 13px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }

.stack-wrap { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.stack-tag {
    font-size: 13px;
    padding: 8px 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    color: var(--muted);
    background: var(--panel);
}
.stack-tag.key {
    border-color: rgba(184,121,50,0.3);
    color: var(--accent);
    background: rgba(184,121,50,0.04);
}

.next-case-bar { border-top: 1px solid var(--line); padding: 60px 0; }
.next-inner { display: flex; justify-content: space-between; align-items: center; }
.next-label { font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.next-name { font-size: clamp(22px, 3vw, 36px); font-weight: 700; letter-spacing: -0.02em; color: var(--text); }
.next-arrow { font-size: 48px; color: var(--accent); text-decoration: none; line-height: 1; transition: var(--transition); }
.next-arrow:hover { transform: translateX(8px); }

.nav-back { color: var(--muted); font-size: 13px; transition: var(--transition); }
.nav-back:hover { color: var(--text); }

@media(max-width: 1080px) {
    .split-grid, .build-grid { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr 1fr; }
    .stat { border-right: none; border-bottom: 1px solid var(--line); }
    .method-row { grid-template-columns: 60px 1fr; }
    .method-desc { display: none; }
}
@media(max-width: 720px) {
    .split-card, .build-card, .quote-block { padding: 28px; }
}


/* =========================
   GRID SECTION
========================= */

.is-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 60px; }
.is-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; }
.is-card h3 { font-size: 18px; margin-bottom: 24px; }
.is-list { list-style: none; }
.is-list li { padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 15px; display: flex; gap: 12px; align-items: flex-start; }
.is-list li:last-child { border-bottom: none; }
.is-list li .mark { color: var(--accent); font-weight: 700; flex-shrink: 0; }
.is-list li .mark.no { color: rgba(17,17,17,0.25); }

.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-top: 60px; }
.flow-step { background: var(--panel); padding: 36px 28px; }
.flow-n { font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.flow-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 12px; letter-spacing: -0.01em; }
.flow-body { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* =========================
   FAQ SECTION
========================= */

.faq-section {
  padding: 100px 0;
  /* border-top: 1px solid rgba(255,255,255,0.08); */
}

.faq-list {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.faq-item
.faq-item h3 {
  margin: 0 0 14px;
  font-size: 1.05rem;
  line-height: 1.45;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
}

.faq-item p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--muted);
}

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

@media (max-width: 768px) {

  .faq-section {
    padding: 72px 0;
  }

  .faq-item {
    /* padding: 22px; */
    border-radius: 16px;
  }

  .faq-item h3 {
    font-size: 1rem;
  }

  .faq-item p {
    font-size: 0.93rem;
    line-height: 1.75;
  }

}


@media (max-width: 720px) {
  /* Flow grid collapse */
  .flow-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Stats collapse ke 1 kolom */
  .stats-row {
    grid-template-columns: 1fr;
  }

  /* Is-grid collapse */
  .is-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  /* Flow grid ke 1 kolom di HP kecil */
  .flow-grid {
    grid-template-columns: 1fr;
  }
}


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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
  z-index: 1002;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

/* Animasi X saat open */
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-drawer {
  display: none;
  flex-direction: column;
  background: rgba(245, 241, 232, 0.98);
  backdrop-filter: blur(12px);
  padding: 20px 24px 28px;
  border-top: 1px solid var(--line);
  gap: 4px;
}

.nav-drawer a {
  font-size: 16px;
  color: var(--muted);
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s ease;
}

.nav-drawer a:last-child {
  border-bottom: none;
}

.nav-drawer a:hover {
  color: var(--text);
}

.nav-drawer.open {
  display: flex;
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  /* Sembunyikan nav-links horizontal di mobile */
  .nav-links {
    display: none !important;
  }
}

/*---Footer Social---*/
.footer-right {
  display: flex;
  flex-direction: column;
  /* align-items: flex-end; */
  gap: 16px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: var(--panel);
  transition: var(--transition);
}

/* Hover per platform */
.footer-social[aria-label="LinkedIn"]:hover {
  color: #0A66C2;
  border-color: #0A66C2;
  background: rgba(10, 102, 194, 0.06);
}

.footer-social[aria-label="Instagram"]:hover {
  color: #E1306C;
  border-color: #E1306C;
  background: rgba(225, 48, 108, 0.06);
}

.footer-social[aria-label="X (Twitter)"]:hover {
  color: #000000;
  border-color: rgba(0,0,0,0.3);
  background: rgba(0, 0, 0, 0.04);
}

@media (max-width: 720px) {
  .footer-right {
    align-items: flex-start;
  }
}

/* Membuat kelas khusus untuk link dengan titik-titik */
.link-dotted {
    text-decoration: none;             /* Hapus garis bawah bawaan */  
    border-bottom: 1px dashed; /* 'dashed' tebal memberikan efek kotak/titik renggang */
    padding-bottom: 2px;               /* Mengatur jarak vertikal dari teks */
}

/* Opsional: Efek saat mouse diarahkan ke link (hover) */
.link-dotted:hover {
  text-decoration-style: solid; /* Mengubah jadi garis lurus saat di-hover */
  color: #007bff;              /* Mengubah warna teks saat di-hover */
}