/* ============================================================
   PT Putra Madina Network — Company Profile
   Design system: Corporate modern blue + Mandailing ulos accents
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,500&display=swap');

:root{
  /* Brand — corporate */
  --navy-900:#062038;
  --navy-800:#0a2c4d;
  --navy-700:#0e3a63;
  --blue-600:#0e5fcb;
  --blue-500:#1f74e6;
  --blue-100:#e7f0fd;

  /* Ulos / Mandailing accents (from logo) */
  --red:#d62027;
  --yellow:#f6c915;
  --green:#1e9b45;
  --ink-black:#1a1a1a;

  /* Neutrals */
  --ink:#10243a;
  --slate:#54677d;
  --slate-light:#7d8ea2;
  --bg:#ffffff;
  --bg-soft:#f3f7fc;
  --bg-softer:#eef4fb;
  --line:#e1e9f2;
  --line-strong:#cdd9e7;

  /* Semantic */
  --primary:var(--blue-600);
  --primary-ink:var(--navy-900);
  --wa:#1fa855;

  --radius:16px;
  --radius-lg:24px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(10,44,77,.06), 0 2px 6px rgba(10,44,77,.05);
  --shadow:0 10px 30px -12px rgba(10,44,77,.22), 0 2px 8px rgba(10,44,77,.06);
  --shadow-lg:0 30px 60px -22px rgba(10,44,77,.34);

  --maxw:1200px;
  --gut:clamp(20px,5vw,48px);
  --font:'Plus Jakarta Sans',system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
::selection{background:var(--blue-100);color:var(--navy-900)}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.section{padding-block:clamp(64px,9vw,120px)}
.section--soft{background:var(--bg-soft)}
.section--navy{background:var(--navy-900);color:#dbe7f3}

/* ---------- Type ---------- */
h1,h2,h3,h4{line-height:1.1;letter-spacing:-.02em;color:var(--ink);font-weight:800}
.section--navy h1,.section--navy h2,.section--navy h3{color:#fff}
h1{font-size:clamp(2.3rem,5.2vw,4rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem)}
h3{font-size:clamp(1.2rem,1.8vw,1.5rem);font-weight:700}
p{text-wrap:pretty}
.lead{font-size:clamp(1.05rem,1.5vw,1.28rem);color:var(--slate);font-weight:500}
.section--navy .lead{color:#a9c2d9}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-600);
}
.eyebrow::before{
  content:"";width:26px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--red),var(--yellow),var(--green));
}
.section--navy .eyebrow{color:#86b6f8}

.sec-head{max-width:640px;margin-bottom:clamp(36px,5vw,56px)}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head p{margin-top:16px}

/* ---------- Ulos accent bar ---------- */
.ulos-bar{height:5px;width:100%;
  background:linear-gradient(90deg,var(--red) 0 33.33%,var(--yellow) 0 66.66%,var(--green) 0);
}
.ulos-chip{display:inline-flex;height:6px;border-radius:6px;overflow:hidden;width:54px}
.ulos-chip i{flex:1}
.ulos-chip i:nth-child(1){background:var(--red)}
.ulos-chip i:nth-child(2){background:var(--yellow)}
.ulos-chip i:nth-child(3){background:var(--green)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;letter-spacing:-.01em;
  padding:14px 24px;border-radius:999px;border:1.5px solid transparent;
  transition:transform .18s ease, box-shadow .2s ease, background .2s ease, color .2s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue-600);color:#fff;box-shadow:0 8px 22px -8px rgba(14,95,203,.6)}
.btn-primary:hover{background:#0b51b0;box-shadow:0 12px 28px -8px rgba(14,95,203,.7);transform:translateY(-2px)}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 8px 22px -8px rgba(31,168,85,.6)}
.btn-wa:hover{background:#188a47;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--navy-900);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--navy-900);background:#fff}
.section--navy .btn-ghost{color:#fff;border-color:rgba(255,255,255,.32)}
.section--navy .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-light{background:#fff;color:var(--navy-900)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

/* ---------- Navbar ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s, box-shadow .3s}
.nav.scrolled{border-color:var(--line);box-shadow:0 6px 24px -18px rgba(10,44,77,.4)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:42px;width:auto}
.brand .bt{display:flex;flex-direction:column;line-height:1.05}
.brand .bt b{font-size:1.02rem;font-weight:800;letter-spacing:-.02em;color:var(--navy-900);white-space:nowrap}
.brand .bt span{font-size:.62rem;font-weight:600;letter-spacing:.04em;color:var(--slate-light);text-transform:uppercase;white-space:nowrap}
@media(max-width:420px){.brand .bt b{font-size:.92rem}.brand .bt span{font-size:.56rem}}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{display:block;padding:9px 15px;border-radius:10px;font-weight:600;font-size:.95rem;color:var(--slate);transition:color .15s, background .15s}
.nav-links a:hover{color:var(--navy-900);background:var(--bg-soft)}
.nav-links a.active{color:var(--blue-600)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:11px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{width:18px;height:2px;background:var(--navy-900);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media(max-width:920px){
  .nav-links{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;padding:16px var(--gut) 26px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .32s cubic-bezier(.4,0,.2,1);}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:14px 12px;font-size:1.05rem;border-bottom:1px solid var(--line)}
  .nav-links a:last-child{border-bottom:0}
  .nav-toggle{display:flex}
  .nav-cta .btn:not(.nav-toggle){display:none}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--navy-900);color:#fff;isolation:isolate}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding-block:clamp(56px,8vw,104px)}
.hero h1{color:#fff}
.hero .lead{color:#aec5dc;margin-top:22px;max-width:34ch}
.hero-tag{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);padding:8px 8px 8px 16px;border-radius:999px;
  font-size:.82rem;font-weight:600;color:#cfe0f1;margin-bottom:26px}
.hero-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(30,155,69,.25)}
.hero-tag b{background:#fff;color:var(--navy-900);font-weight:800;font-size:.72rem;padding:3px 9px;border-radius:999px;letter-spacing:.02em;white-space:nowrap}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:46px;flex-wrap:wrap}
.hero-stats .st b{display:block;font-size:1.9rem;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1}
.hero-stats .st span{font-size:.82rem;color:#8fabc6;font-weight:500}

/* hero decorative peak field */
.hero-bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero-bg .glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5}
.hero-bg .g1{width:520px;height:520px;background:#1454a8;top:-180px;right:-120px}
.hero-bg .g2{width:420px;height:420px;background:#0d3b73;bottom:-200px;left:-100px}
.hero-bg .grid{position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(120% 100% at 70% 0%,#000,transparent 75%)}

@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;gap:30px;text-align:left}
  .hero-art{order:-1;max-width:440px}
}

/* ---------- Cards / Services ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--blue-100);color:var(--blue-600);margin-bottom:20px}
.card .ic svg{width:26px;height:26px}
.card h3{margin-bottom:10px}
.card p{color:var(--slate);font-size:.98rem}
.card .tag{position:absolute;top:22px;right:22px;font-size:.7rem;font-weight:700;letter-spacing:.04em;
  text-transform:uppercase;color:var(--blue-600);background:var(--blue-100);padding:5px 11px;border-radius:999px}

/* service card variants — colored top edge */
.card--red::before,.card--yellow::before,.card--green::before,.card--blue::before{
  content:"";position:absolute;top:0;left:0;right:0;height:5px}
.card--red::before{background:var(--red)}
.card--red .ic{background:#fce8e8;color:var(--red)}
.card--yellow::before{background:var(--yellow)}
.card--yellow .ic{background:#fef6d6;color:#b8930a}
.card--green::before{background:var(--green)}
.card--green .ic{background:#e3f5ea;color:var(--green)}
.card--blue::before{background:var(--blue-600)}

/* feature list */
.feat{display:flex;gap:16px;align-items:flex-start}
.feat .num{flex-shrink:0;width:46px;height:46px;border-radius:13px;background:var(--navy-900);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem}
.feat h3{margin-bottom:6px}
.feat p{color:var(--slate);font-size:.97rem}
.section--navy .feat p{color:#a9c2d9}
.section--navy .feat .num{background:#fff;color:var(--navy-900)}

/* check list */
.checks{list-style:none;display:grid;gap:14px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.checks li svg{flex-shrink:0;width:22px;height:22px;color:var(--green);margin-top:2px}

/* ---------- Stats band ---------- */
.statband{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
@media(max-width:680px){.statband{grid-template-columns:repeat(2,1fr);gap:32px 16px}}
.statband .s b{display:block;font-size:clamp(2.2rem,4vw,3rem);font-weight:800;letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--blue-500),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.statband .s span{color:var(--slate);font-weight:600;font-size:.92rem}

/* ---------- Portfolio ---------- */
.port{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:280px;
  display:flex;flex-direction:column;justify-content:flex-end;padding:28px;color:#fff;isolation:isolate}
.port::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,transparent 30%,rgba(6,32,56,.86))}
.port .pbg{position:absolute;inset:0;z-index:-2}
.port .pk{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#bcd3ea;margin-bottom:8px}
.port h3{color:#fff;font-size:1.3rem}
.port p{color:#cfdcea;font-size:.93rem;margin-top:8px}

/* ---------- Vision/Mission ---------- */
.vm{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:760px){.vm{grid-template-columns:1fr}}
.vm .vcard{border-radius:var(--radius-lg);padding:36px;border:1px solid var(--line);background:#fff}
.vm .vcard.vis{background:var(--navy-900);color:#dbe7f3;border-color:transparent}
.vm .vcard.vis h3,.vm .vcard.vis .lead{color:#fff}

/* ---------- Partner / segment chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chips .c{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  padding:12px 20px;border-radius:999px;font-weight:600;color:var(--navy-800);box-shadow:var(--shadow-sm)}
.chips .c svg{width:20px;height:20px;color:var(--blue-600)}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);background:var(--navy-900);
  color:#fff;padding:clamp(40px,6vw,68px);isolation:isolate}
.cta-band .ulos-bar{position:absolute;top:0;left:0;right:0}
.cta-band h2{color:#fff;max-width:18ch}
.cta-band p{color:#a9c2d9;margin-top:14px;max-width:44ch}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media(max-width:840px){.contact-grid{grid-template-columns:1fr}}
.info-row{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:0}
.info-row .ic{flex-shrink:0;width:48px;height:48px;border-radius:13px;background:var(--blue-100);color:var(--blue-600);
  display:flex;align-items:center;justify-content:center}
.info-row .ic svg{width:22px;height:22px}
.info-row .lbl{font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--slate-light)}
.info-row a,.info-row .val{font-weight:600;color:var(--navy-900);font-size:1.02rem;word-break:break-word}
.info-row a:hover{color:var(--blue-600)}

.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(26px,4vw,40px);box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:8px;color:var(--navy-800)}
.field input,.field select,.field textarea{width:100%;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:13px 16px;border:1.5px solid var(--line-strong);border-radius:12px;background:#fff;transition:border-color .15s, box-shadow .15s}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 4px var(--blue-100)}
.form-note{font-size:.84rem;color:var(--slate-light);margin-top:6px}

/* ---------- Footer ---------- */
.footer{background:var(--navy-900);color:#9fb8d0;padding-block:64px 28px;position:relative}
.footer .ulos-bar{position:absolute;top:0;left:0;right:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:48px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.footer .fbrand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer .fbrand img{height:46px}
.footer .fbrand b{color:#fff;font-size:1.1rem;font-weight:800}
.footer p{font-size:.95rem;color:#8fabc6;max-width:34ch}
.footer h4{color:#fff;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:18px;font-weight:700}
.footer ul{list-style:none;display:grid;gap:11px}
.footer ul a{color:#9fb8d0;font-size:.95rem;font-weight:500}
.footer ul a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:.86rem;color:#7e99b4}
.soc{display:flex;gap:10px}
.soc a{width:40px;height:40px;border-radius:11px;border:1px solid rgba(255,255,255,.14);display:flex;
  align-items:center;justify-content:center;color:#bcd3ea;transition:.2s}
.soc a:hover{background:#fff;color:var(--navy-900);border-color:#fff}
.soc svg{width:18px;height:18px}

/* ---------- Float WA ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:60;width:60px;height:60px;border-radius:50%;
  background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -8px rgba(31,168,85,.6);transition:transform .2s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px}

/* ---------- Reveal (default = visible; entrance is enhancement only) ---------- */
.js .reveal.in{animation:revUp .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in[data-d="1"]{animation-delay:.08s}
.js .reveal.in[data-d="2"]{animation-delay:.16s}
.js .reveal.in[data-d="3"]{animation-delay:.24s}
@keyframes revUp{from{transform:translateY(26px)}to{transform:none}}
@media(prefers-reduced-motion:reduce){.js .reveal.in{animation:none}}

/* ---------- Page header (subpages) ---------- */
.pghead{background:var(--navy-900);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.pghead-inner{padding-block:clamp(54px,7vw,92px)}
.pghead .crumb{font-size:.85rem;color:#8fabc6;margin-bottom:14px;font-weight:600}
.pghead .crumb a:hover{color:#fff}
.pghead h1{color:#fff;max-width:18ch}
.pghead p{color:#aec5dc;margin-top:18px;max-width:52ch}

/* ---------- Tweaks panel ---------- */
#tweaksPanel{position:fixed;right:18px;bottom:18px;z-index:200;width:300px;max-width:calc(100vw - 36px);
  background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);
  font-family:var(--font);display:none;overflow:hidden}
#tweaksPanel.open{display:block;animation:twIn .28s cubic-bezier(.2,.7,.2,1)}
@keyframes twIn{from{transform:translateY(14px);opacity:0}to{transform:none;opacity:1}}
#tweaksPanel .tw-head{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;
  border-bottom:1px solid var(--line);background:var(--navy-900)}
#tweaksPanel .tw-head span{color:#fff;font-weight:800;letter-spacing:-.01em;font-size:1.02rem}
#tweaksPanel #twClose{background:rgba(255,255,255,.12);color:#fff;border:0;width:30px;height:30px;border-radius:9px;
  font-size:1.3rem;line-height:1;display:flex;align-items:center;justify-content:center}
#tweaksPanel #twClose:hover{background:rgba(255,255,255,.25)}
#tweaksPanel .tw-body{padding:18px;display:grid;gap:18px;max-height:70vh;overflow:auto}
#tweaksPanel .tw-group label{display:block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--slate-light);margin-bottom:9px}
#tweaksPanel .tw-seg{display:flex;flex-wrap:wrap;gap:6px}
#tweaksPanel .tw-seg button{flex:1;min-width:54px;padding:9px 8px;border:1.5px solid var(--line-strong);background:#fff;
  border-radius:10px;font-family:inherit;font-weight:700;font-size:.82rem;color:var(--slate);transition:.15s}
#tweaksPanel .tw-seg button:hover{border-color:var(--blue-500);color:var(--navy-900)}
#tweaksPanel .tw-seg button.on{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
#tweaksPanel input[type=range]{width:100%;accent-color:var(--blue-600)}
#tweaksPanel .tw-val{text-align:right;font-size:.8rem;font-weight:700;color:var(--slate);margin-top:4px}