/* =========================================================
   Irdana Digital Indonesia — Main Stylesheet
   Design language ported from the original Stitch concept
   (Corporate Modern / High-Tech Professional)
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root{
  --color-primary: #0231FF;
  --color-primary-dark: #0022c1;
  --color-primary-darker: #000c61;
  --color-primary-light: #dfe0ff;
  --color-on-primary: #ffffff;

  --color-background: #f9f9ff;
  --color-surface: #ffffff;
  --color-surface-container-low: #f0f3ff;
  --color-surface-container: #e7eeff;
  --color-surface-container-high: #dee8ff;
  --color-surface-container-highest: #d8e3fb;

  --color-on-surface: #111c2d;
  --color-on-surface-variant: #444657;
  --color-outline-variant: #c4c5da;

  --color-inverse-surface: #263143;
  --color-inverse-on-surface: #ecf1ff;
  --color-surface-variant: #d8e3fb;

  --font-headline: "Hanken Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --radius-sm: .5rem;
  --radius-md: .75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;

  --shadow-soft: 0 4px 20px rgba(2, 49, 255, .07);
  --shadow-lift: 0 12px 40px rgba(30, 41, 59, .12);

  --section-padding: 6rem;
  --section-padding-mobile: 3.5rem;
}

/* ---------- Base ---------- */
html{ scroll-behavior: smooth; }
body{
  font-family: var(--font-body);
  color: var(--color-on-surface);
  background-color: var(--color-background);
  overflow-x: hidden;
}
h1,h2,h3,h4,h5,h6{
  font-family: var(--font-headline);
  color: var(--color-on-surface);
  letter-spacing: -0.01em;
}
a{ text-decoration: none; }
::selection{ background: var(--color-primary-light); color: var(--color-primary-darker); }

.section{ padding-block: var(--section-padding); }
@media (max-width: 767.98px){
  .section{ padding-block: var(--section-padding-mobile); }
}

/* ---------- Mobile refinements ---------- */
@media (max-width: 1199.98px){
  .navbar-collapse{
    background:#fff;
    margin-top:.85rem;
    padding: .5rem 1.1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
  }
  .navbar-nav{ width:100%; }
  .navbar-nav .nav-item{ border-bottom:1px solid var(--color-surface-container); width:100%; }
  .navbar-nav .nav-item:last-child{ border-bottom:none; }
  .nav-link-custom{ padding:.9rem .1rem !important; width:100%; }
  .nav-link-custom.active::after{ left:.1rem; right:auto; width:1.4rem; }
  .navbar-collapse .d-flex{ padding-block:1rem .25rem; }
}

@media (max-width: 767.98px){
  /* Tighter, tap-friendly container edges */
  .container, .container-fluid{ padding-inline: 1.1rem; }

  /* Fluid, more compact headlines so they don't feel oversized on phones */
  h1, .display-5{ font-size: clamp(1.65rem, 6.5vw, 2.15rem) !important; line-height:1.2 !important; }
  h2{ font-size: clamp(1.4rem, 5.5vw, 1.75rem); }
  .fs-5{ font-size: 1.02rem !important; }

  /* Hero */
  .min-vh-hero{ min-height:auto; }
  .hero-blob{ width:220px !important; height:220px !important; filter: blur(50px); }
  .eyebrow{ font-size:.68rem; padding:.35rem .75rem; }

  /* Buttons: full-width, easy to tap, no oversized padding */
  .hero-section .btn-lg, section .btn-lg.w-100, form .btn-lg{ padding:.9rem 1.4rem; }
  .d-flex.flex-column.flex-sm-row.gap-3 .btn{ width:100%; }

  /* Cards */
  .card-service{ padding:1.5rem; }
  .card-soft{ padding:1.5rem !important; }
  .icon-tile, .card-service .icon-wrap{ width:48px; height:48px; font-size:1.35rem; }

  /* Bento showcase: shorter tiles so mobile isn't an endless scroll */
  .bento-tile{ min-height:200px !important; }
  .bento-tile h3{ font-size:1.15rem; }

  /* Footer: single column so labels/links aren't cramped */
  .site-footer .col-6{ flex:0 0 100%; max-width:100%; }
  .site-footer .row.gy-5{ row-gap:2rem !important; }

  /* Floating buttons: keep clear of each other and screen edge */
  .wa-float{ width:48px; height:48px; font-size:1.3rem; left:1rem; bottom:1rem; }
  .back-to-top{ width:44px; height:44px; right:1rem; bottom:1rem; }
}

@media (max-width: 420px){
  .navbar-brand-text{ font-size:1rem; }
  .glass-card{ width:12rem !important; padding:1rem !important; }
}
.bg-surface{ background-color: var(--color-surface) !important; }
.bg-surface-container{ background-color: var(--color-surface-container) !important; }
.bg-surface-container-low{ background-color: var(--color-surface-container-low) !important; }
.bg-background{ background-color: var(--color-background) !important; }
.bg-inverse-surface{ background-color: var(--color-inverse-surface) !important; }
.text-primary-custom{ color: var(--color-primary) !important; }
.text-muted-custom{ color: var(--color-on-surface-variant) !important; }
.text-on-surface{ color: var(--color-on-surface) !important; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.4rem .9rem;
  border-radius: 999px;
  background: rgba(2,49,255,.08);
  color: var(--color-primary);
  font-size:.75rem;
  font-weight:700;
  letter-spacing:.08em;
  text-transform: uppercase;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;
  background: var(--color-primary);
  display:inline-block;
}

/* ---------- Buttons ---------- */
.btn{
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: all .2s ease-in-out;
  padding: .8rem 1.6rem;
}
.btn-lg{ padding: 1rem 2rem; border-radius: var(--radius-lg); }
.btn-primary-brand{
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color:#fff;
  box-shadow: 0 10px 24px rgba(2,49,255,.25);
}
.btn-primary-brand:hover, .btn-primary-brand:focus{
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color:#fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(2,49,255,.3);
}
.btn-outline-brand{
  background-color:#fff;
  border: 2px solid var(--color-surface-container-highest);
  color: var(--color-primary);
}
.btn-outline-brand:hover{
  background-color: var(--color-surface-container);
  color: var(--color-primary-dark);
  border-color: var(--color-surface-container-highest);
  transform: translateY(-2px);
}
.btn-white-brand{
  background:#fff;
  color: var(--color-primary);
  border-color:#fff;
}
.btn-white-brand:hover{
  background: var(--color-surface-container);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}
.btn-ghost-light{
  border: 2px solid rgba(255,255,255,.25);
  color:#fff;
  background: transparent;
}
.btn-ghost-light:hover{
  background: rgba(255,255,255,.1);
  color:#fff;
  transform: translateY(-2px);
}
.btn:active{ transform: scale(.97); }

/* ---------- Navbar ---------- */
.navbar-brand-custom{
  display:flex;align-items:center;gap:.65rem;
}
.navbar-brand-custom img{ height:42px; width:auto; }
.navbar-brand-text{
  font-family: var(--font-headline);
  font-weight:700;
  font-size:1.15rem;
  color: var(--color-primary);
  line-height:1.1;
}
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index:1030;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(17,28,45,.05);
  transition: box-shadow .25s ease;
}
.site-header.is-scrolled{ box-shadow: var(--shadow-lift); }
.nav-link-custom{
  font-weight:600;
  font-size:.85rem;
  letter-spacing:.03em;
  color: var(--color-on-surface-variant);
  padding: .5rem .9rem !important;
  position:relative;
}
.nav-link-custom:hover{ color: var(--color-primary); }
.nav-link-custom.active{
  color: var(--color-primary);
}
.nav-link-custom.active::after{
  content:"";
  position:absolute;
  left:.9rem; right:.9rem; bottom:0;
  height:2px;
  background: var(--color-primary);
  border-radius:2px;
}
main{ padding-top: 84px; }

/* ---------- Hero ---------- */
.hero-section{
  position:relative;
  overflow:hidden;
  background: linear-gradient(150deg, #f9f9ff 0%, #eef1ff 55%, #e7eeff 100%);
}
.hero-blob{
  position:absolute;
  border-radius:50%;
  filter: blur(70px);
  z-index:0;
  pointer-events:none;
}

/* ---------- Cards ---------- */
.card-service{
  background: var(--color-background);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  border:1px solid transparent;
  transition: all .4s ease;
  height:100%;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  text-decoration:none;
  cursor:pointer;
}
.card-service:hover{
  background: var(--color-primary);
  box-shadow: var(--shadow-lift);
  transform: translateY(-6px);
}
.card-service .icon-wrap{
  width:56px;height:56px;
  border-radius: var(--radius-lg);
  background: var(--color-surface-container);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:1.5rem;
  transition: background .3s ease;
  font-size:1.6rem;
  color: var(--color-primary);
}
.card-service:hover .icon-wrap{ background: rgba(255,255,255,.2); color:#fff; }
.card-service h3{ transition: color .3s ease; }
.card-service:hover h3{ color:#fff; }
.card-service p{ color: var(--color-on-surface-variant); transition: color .3s ease; }
.card-service:hover p{ color: rgba(255,255,255,.85); }
.card-service .card-link{
  margin-top:auto;
  font-weight:700;
  color: var(--color-primary);
  display:inline-flex;align-items:center;gap:.4rem;
  transition: color .3s ease, gap .3s ease;
}
.card-service:hover .card-link{ color:#fff; }
.card-service:hover .card-link i{ transform: translateX(3px); }
.card-link i{ transition: transform .3s ease; font-size:.9rem; }

.card-soft{
  background:#fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-soft);
  padding:2rem;
  height:100%;
  transition: all .3s ease;
}
.card-soft:hover{ transform: translateY(-4px); box-shadow: var(--shadow-lift); }

.icon-tile{
  width:56px;height:56px;
  border-radius: var(--radius-lg);
  background: rgba(2,49,255,.06);
  color: var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;
  margin-bottom:1.25rem;
  transition: all .3s ease;
}
.card-soft:hover .icon-tile{ background: var(--color-primary); color:#fff; }

/* Chips */
.chip{
  display:inline-block;
  padding:.35rem .85rem;
  border-radius:999px;
  background: rgba(2,49,255,.08);
  color: var(--color-primary);
  font-size:.78rem;
  font-weight:700;
  margin:.2rem;
}
.chip-light{
  background: rgba(255,255,255,.15);
  color:#fff;
  backdrop-filter: blur(6px);
}

/* Bento */
.bento-tile{
  border-radius: 2rem;
  overflow:hidden;
  position:relative;
}

/* Glass card */
.glass-card{
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.4);
}

/* Timeline */
.timeline-item{
  position:relative;
  padding-left: 2.5rem;
  padding-bottom: 2rem;
  border-left: 2px solid var(--color-surface-container-highest);
}
.timeline-item:last-child{ border-color: transparent; padding-bottom:0; }
.timeline-item::before{
  content:"";
  position:absolute;
  left:-9px; top:0;
  width:16px;height:16px;
  border-radius:50%;
  background: var(--color-primary);
  border:3px solid #fff;
  box-shadow: 0 0 0 3px rgba(2,49,255,.15);
}

/* ---------- Forms ---------- */
.form-control-brand{
  background: var(--color-surface-container-low);
  border: 1.5px solid transparent;
  border-radius: var(--radius-sm);
  padding: .85rem 1rem;
  transition: all .2s ease;
}
.form-control-brand:focus{
  background:#fff;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 .2rem rgba(2,49,255,.12);
}
.form-label-brand{
  font-weight:600;
  font-size:.85rem;
  margin-bottom:.4rem;
  color: var(--color-on-surface);
}

/* ---------- Footer ---------- */
.site-footer{
  background: var(--color-inverse-surface);
  color: var(--color-inverse-on-surface);
}
.site-footer a{ color: rgba(236,241,255,.7); }
.site-footer a:hover{ color:#fff; }
.footer-heading{ font-weight:700; margin-bottom:1.25rem; color:#fff; }
.social-btn{
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid rgba(236,241,255,.2);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  transition: all .25s ease;
}
.social-btn:hover{ background: var(--color-primary); border-color: var(--color-primary); }

/* ---------- Reveal on scroll ---------- */
.reveal{
  opacity:0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
}

/* ---------- Back to top ---------- */
.back-to-top{
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 48px; height:48px;
  border-radius:50%;
  background: var(--color-primary);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow: var(--shadow-lift);
  opacity:0; visibility:hidden;
  transform: translateY(10px);
  transition: all .3s ease;
  z-index:1040;
  border:none;
}
.back-to-top.show{ opacity:1; visibility:visible; transform:none; }
.back-to-top:hover{ background: var(--color-primary-dark); }

/* ---------- WhatsApp floating button ---------- */
.wa-float{
  position: fixed;
  left: 1.25rem;
  bottom: 1.25rem;
  z-index: 1040;
  background:#25D366;
  color:#fff;
  width:52px;height:52px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;
  box-shadow: var(--shadow-lift);
  transition: transform .2s ease;
}
.wa-float:hover{ transform: scale(1.08); color:#fff; }

/* ---------- Utilities ---------- */
.rounded-4xl{ border-radius: 2rem; }
.rounded-5xl{ border-radius: 2.5rem; }
.text-gradient{
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.shadow-soft-custom{ box-shadow: var(--shadow-soft); }
.divider-accent{
  width:70px;height:4px;
  background: var(--color-primary);
  border-radius:999px;
  margin: 0 auto;
}
.min-vh-hero{ min-height: 82vh; }

.breadcrumb-bar{
  background: var(--color-surface-container-low);
  border-bottom: 1px solid var(--color-surface-container-highest);
}

.stat-box{
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

/* Skip link for accessibility */
.skip-link{
  position:absolute;
  left:-999px; top:auto;
  background: var(--color-primary);
  color:#fff;
  padding:.75rem 1.25rem;
  z-index:2000;
  border-radius: 0 0 .5rem 0;
}
.skip-link:focus{ left:0; top:0; }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 3px solid rgba(2,49,255,.45);
  outline-offset: 2px;
}

/* ---------- Smooth page transition ---------- */
body{ opacity:0; }
body.page-loaded{ opacity:1; transition: opacity .4s ease; }
body.page-leaving{ opacity:0; transition: opacity .25s ease; }
@media (prefers-reduced-motion: reduce){
  body, body.page-loaded, body.page-leaving{ opacity:1 !important; transition:none !important; }
}

/* ---------- Detail hero (service theme pages) ---------- */
.detail-hero{ position:relative; overflow:hidden; }
.detail-hero-visual{
  position:relative;
  border-radius: 2rem;
  overflow:hidden;
  min-height:340px;
  display:flex; align-items:center; justify-content:center;
  color:#fff;
}
.detail-hero-visual .visual-icon{
  position:absolute;
  color:rgba(255,255,255,.14);
  font-size:9rem;
}
.detail-hero-visual .visual-content{ position:relative; z-index:1; }

/* ---------- Feature / benefit rows ---------- */
.feature-row{
  display:flex;
  gap:1rem;
  align-items:flex-start;
  padding:1.25rem;
  border-radius: var(--radius-lg);
  transition: background .25s ease, transform .25s ease;
}
.feature-row:hover{ background: var(--color-surface-container-low); transform: translateX(4px); }
.feature-row .feature-icon{
  width:48px;height:48px;flex-shrink:0;
  border-radius: var(--radius-md);
  background: rgba(2,49,255,.08);
  color: var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;
}

/* ---------- Certification / trust badges ---------- */
.cert-badge{
  display:flex;
  align-items:center;
  gap:.75rem;
  background:#fff;
  border:1px solid var(--color-surface-container-highest);
  border-radius: var(--radius-lg);
  padding:1rem 1.25rem;
  transition: all .3s ease;
}
.cert-badge:hover{ border-color: var(--color-primary); transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.cert-badge .cert-icon{
  width:42px;height:42px;flex-shrink:0;
  border-radius:50%;
  background: rgba(2,49,255,.08);
  color: var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;
}

/* ---------- Testimonial cards ---------- */
.testimonial-card{
  background:#fff;
  border-radius: var(--radius-2xl);
  padding:2rem;
  box-shadow: var(--shadow-soft);
  height:100%;
  transition: all .3s ease;
}
.testimonial-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.testimonial-card .stars{ color:#ffb400; letter-spacing:2px; }
.testimonial-avatar{
  width:46px;height:46px;
  border-radius:50%;
  background: var(--color-primary);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  flex-shrink:0;
}

/* ---------- Portfolio cards ---------- */
.portfolio-card{
  border-radius: var(--radius-2xl);
  overflow:hidden;
  position:relative;
  min-height:220px;
  display:flex;
  align-items:flex-end;
  color:#fff;
  transition: transform .35s ease, box-shadow .35s ease;
}
.portfolio-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-lift); }
.portfolio-card::before{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(0,0,0,.65) 0%, rgba(0,0,0,.1) 60%, transparent 100%);
  z-index:0;
}
.portfolio-card .portfolio-body{ position:relative; z-index:1; padding:1.5rem; }

/* ---------- FAQ accordion (brand override) ---------- */
.accordion-brand .accordion-item{
  border:1px solid var(--color-surface-container-highest);
  border-radius: var(--radius-lg) !important;
  overflow:hidden;
  margin-bottom:1rem;
}
.accordion-brand .accordion-button{
  font-weight:700;
  font-family: var(--font-headline);
  color: var(--color-on-surface);
  background:#fff;
  padding:1.15rem 1.4rem;
}
.accordion-brand .accordion-button:not(.collapsed){
  color: var(--color-primary);
  background: rgba(2,49,255,.05);
  box-shadow:none;
}
.accordion-brand .accordion-button:focus{ box-shadow:none; outline: 3px solid rgba(2,49,255,.25); }
.accordion-brand .accordion-button::after{ flex-shrink:0; }
.accordion-brand .accordion-body{ padding:0 1.4rem 1.4rem; color: var(--color-on-surface-variant); }