/* ============================================================
 *  দশে মিলে করি কাজ — Corporate Blue
 *  ক্রিম হেডার + নেভি/রয়্যাল ব্লু, ধারালো কোণা, বড় বোল্ড হেডিং
 * ============================================================ */
:root {
  --navy: #0A2A66;
  --blue: #1456C8;
  --blue-2: #2E7BEF;
  --sky: #9CC4FF;
  --wash: #EAF2FE;
  --cream: #F5F3EE;
  --cream-2: #EFECE5;
  --paper: #F7F6F2;
  --card: #FFFFFF;
  --ink: #131C2E;
  --muted: #5B6477;
  --line: #DAD6CD;
  --line-cool: #DCE3EE;
  --ok: #1B7F55;
  --warn: #A86B12;
  --bad: #B3261E;
  --radius: 4px;
  --radius-sm: 2px;
  --display: "Exo 2", "Source Sans 3", "Hind Siliguri", system-ui, sans-serif;
  --sans: "Source Sans 3", "Hind Siliguri", system-ui, sans-serif;  /* Hind Siliguri: বাংলা ইনপুট দেখানোর জন্য */
  --shadow: 0 1px 2px rgba(10, 42, 102, .06), 0 8px 24px rgba(10, 42, 102, .06);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); font-size: 16px; line-height: 1.6; color: var(--ink); background: var(--paper); }
a { color: var(--blue); }
img { max-width: 100%; }
:focus-visible { outline: 3px solid var(--blue-2); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { *, html { transition: none !important; animation: none !important; scroll-behavior: auto; } }

.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.page { padding: 34px 0 64px; min-height: 60vh; }

h1, h2, h3, h4 { font-family: var(--display); font-weight: 700; line-height: 1.25; margin: 0 0 .55em; color: var(--navy); letter-spacing: .005em; }
h1 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.08rem; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.num { font-variant-numeric: tabular-nums; }
.eyebrow { font-family: var(--display); font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); }

/* ---------- Header (ক্রিম, দুই সারি) ---------- */
.site-header { background: var(--cream); border-bottom: 1px solid var(--line); position: relative; z-index: 20; }
.header-top { display: flex; align-items: center; gap: 16px; padding: 14px 0 12px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; color: var(--navy); }
.brand img { width: 40px; height: 38px; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text b { font-family: var(--display); font-size: 1.12rem; letter-spacing: .02em; }
.brand-text small { font-size: .78rem; color: var(--muted); letter-spacing: .1em; }
.header-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.header-id { font-size: .82rem; color: var(--muted); margin-right: 6px; }
.header-id b { color: var(--navy); font-family: var(--display); letter-spacing: .04em; }
.pill { display: inline-flex; align-items: center; padding: 5px 14px; border: 1px solid var(--blue); border-radius: var(--radius-sm); font-size: .84rem; font-weight: 600; text-decoration: none; color: var(--blue); background: transparent; line-height: 1.4; }
.pill:hover { background: var(--wash); }
.pill-solid { background: var(--blue); color: #fff; }
.pill-solid:hover { background: var(--navy); border-color: var(--navy); }
.pill-danger { border-color: var(--bad); color: var(--bad); }
.pill-danger:hover { background: #FBECEA; }

.mainnav { display: flex; justify-content: center; align-items: stretch; flex-wrap: wrap; padding: 4px 0; }
.mainnav a { position: relative; padding: 10px 26px; color: var(--ink); text-decoration: none; font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.mainnav a + a::before { content: ""; position: absolute; left: 0; top: 11px; bottom: 11px; width: 1px; background: var(--ink); opacity: .55; }
.mainnav a:hover { color: var(--blue); }
.mainnav a[aria-current="page"] { color: var(--blue); }
.mainnav a[aria-current="page"]::after { content: ""; position: absolute; left: 26px; right: 26px; bottom: 4px; height: 2px; background: var(--blue); }
.mainnav .count { display: inline-block; min-width: 20px; padding: 0 6px; margin-left: 4px; border-radius: 10px; background: var(--bad); color: #fff; font-size: .72rem; text-align: center; line-height: 1.6; }
.nav-toggle { display: none; }
.burger { display: none; }
@media (max-width: 980px) {
  .mainnav a { padding: 10px 14px; }
  .mainnav a[aria-current="page"]::after { left: 14px; right: 14px; }
}
@media (max-width: 760px) {
  .burger { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-weight: 600; font-size: .9rem; padding: 8px 0; color: var(--navy); }
  .mainnav { display: none; flex-direction: column; align-items: stretch; padding: 0 0 10px; }
  .mainnav a { padding: 10px 0; border-top: 1px solid var(--line); }
  .mainnav a + a::before, .mainnav a[aria-current="page"]::after { display: none; }
  .nav-toggle:checked ~ .mainnav { display: flex; }
}

/* ---------- Buttons & forms ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 11px 22px; border-radius: var(--radius-sm);
  border: 1px solid transparent; font: 600 .95rem var(--sans); letter-spacing: .02em; cursor: pointer; text-decoration: none; transition: background .15s, border-color .15s; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--navy); }
.btn-brass { background: var(--navy); color: #fff; }
.btn-brass:hover { background: var(--blue); }
.btn-ghost { background: #fff; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { background: var(--wash); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
.btn-outline-light:hover { background: rgba(255,255,255,.12); }
.btn-danger { background: var(--bad); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: .86rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 5px; color: var(--ink); }
.req::after { content: " *"; color: var(--bad); }
input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line-cool); border-radius: var(--radius-sm); font: inherit; color: var(--ink); background: #fff; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); outline: 2px solid rgba(20, 86, 200, .15); }
textarea { min-height: 80px; resize: vertical; }
.field { margin-bottom: 16px; }
.hint { font-size: .8rem; color: var(--muted); margin-top: 4px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0 22px; }
@media (max-width: 720px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Surfaces ---------- */
.card { background: var(--card); border: 1px solid var(--line-cool); border-radius: var(--radius); padding: 26px; margin-bottom: 22px; box-shadow: var(--shadow); }
details.card > summary { cursor: pointer; color: var(--navy); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.card-head h1, .card-head h2 { margin: 0; }
.fieldset { border: 0; border-top: 1px solid var(--line-cool); padding: 22px 0 4px; margin: 0; }
.fieldset:first-of-type { border-top: 0; padding-top: 0; }
.fieldset legend { font-family: var(--display); font-weight: 700; font-size: 1.05rem; color: var(--navy); padding: 0 0 12px; }

.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 18px; border-left: 4px solid; background: #fff; }
.alert-success { border-color: var(--ok); background: #EAF5EF; }
.alert-error { border-color: var(--bad); background: #FBECEA; }
.alert-warning { border-color: var(--warn); background: #FBF3E4; }
.alert-info { border-color: var(--blue); background: var(--wash); }

.badge { display: inline-block; padding: 2px 10px; border-radius: var(--radius-sm); font-size: .78rem; font-weight: 600; white-space: nowrap; }
.badge-ok { background: #E1F2E9; color: var(--ok); }
.badge-warn { background: #FBEFD6; color: var(--warn); }
.badge-bad { background: #F8E1DE; color: var(--bad); }
.badge-muted { background: #ECEFF4; color: var(--muted); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .93rem; }
th, td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--line-cool); vertical-align: top; }
th { font-weight: 600; color: var(--navy); font-size: .8rem; letter-spacing: .03em; background: #F3F6FB; white-space: nowrap; }
tr:hover td { background: #FAFCFF; }
td.r, th.r { text-align: right; }
.plus { color: var(--ok); font-weight: 600; }
.minus { color: var(--bad); font-weight: 600; }
.empty { padding: 30px; text-align: center; color: var(--muted); }

/* ---------- Page title band (ভেতরের পেজ) ---------- */
.page-band { background: linear-gradient(100deg, rgba(10,42,102,.96), rgba(20,86,200,.88)), url("../img/skyline.svg") right bottom / auto 150% no-repeat, var(--navy); color: #fff; }
.page-band .wrap { padding: 28px 0 26px; }
.page-band h1 { color: #fff; margin: 0; font-size: clamp(1.4rem, 3vw, 1.9rem); }
.page-band p { color: #D6E4FB; margin: 4px 0 0; }

/* ---------- Coin vault ---------- */
.vault { background: linear-gradient(115deg, var(--navy) 0%, #103A86 60%, var(--blue) 100%); color: #fff; border-radius: var(--radius); padding: 30px 32px; margin-bottom: 22px;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 24px; position: relative; overflow: hidden; box-shadow: var(--shadow); }
.vault::after { content: ""; position: absolute; inset: auto 0 0 0; height: 70%; background: url("../img/skyline.svg") center bottom / cover no-repeat; opacity: .12; pointer-events: none; }
.vault > * { position: relative; z-index: 1; }
.vault-label { color: #BCD2F7; font-size: .85rem; letter-spacing: .04em; margin-bottom: 4px; }
.vault-main .coin-int { font-family: var(--display); font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 700; color: #fff; line-height: 1; }
.vault-main .coin-dec { font-family: var(--display); font-size: clamp(1.2rem, 3vw, 1.6rem); color: var(--sky); }
.vault-main .unit { color: #BCD2F7; margin-left: 6px; }
.vault-side { border-left: 1px solid rgba(255,255,255,.16); padding-left: 24px; }
.vault-side .coin-int { font-family: var(--display); font-size: 1.7rem; font-weight: 700; }
.vault-side .coin-dec { font-size: 1rem; color: #BCD2F7; }
.vault-foot { color: #BCD2F7; font-size: .85rem; margin-top: 6px; }
@media (max-width: 900px) { .vault { grid-template-columns: 1fr 1fr; } .vault-main { grid-column: 1 / -1; } .vault-side:nth-child(2) { border-left: 0; padding-left: 0; } }
@media (max-width: 560px) { .vault { grid-template-columns: 1fr; } .vault-side { border-left: 0; border-top: 1px solid rgba(255,255,255,.16); padding: 14px 0 0; } }

.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; margin-bottom: 22px; }
.stat { background: var(--card); border: 1px solid var(--line-cool); border-top: 3px solid var(--blue); border-radius: var(--radius-sm); padding: 16px 18px; }
.stat b { display: block; font-size: 1.4rem; font-family: var(--display); color: var(--navy); }
.stat span { color: var(--muted); font-size: .86rem; }
@media (max-width: 820px) { .stat-row { grid-template-columns: repeat(2, minmax(0,1fr)); } }

/* ---------- Auth ---------- */
.auth { display: grid; grid-template-columns: 1fr 1fr; min-height: 560px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-cool); background: #fff; box-shadow: var(--shadow); }
.auth-side { background: linear-gradient(180deg, rgba(10,42,102,.2), rgba(10,42,102,.92) 70%), url("../img/skyline.svg") center bottom / cover no-repeat, linear-gradient(160deg, #6E9BE0, var(--navy)); color: #fff; padding: 44px; display: flex; flex-direction: column; justify-content: flex-end; }
.auth-side h2 { color: #fff; font-size: 1.8rem; }
.auth-side p { color: #D6E4FB; max-width: 36ch; }
.auth-form { padding: 44px; }
@media (max-width: 820px) { .auth { grid-template-columns: 1fr; } .auth-side { padding: 28px; min-height: 200px; } .auth-form { padding: 28px 22px; } }
.otp-input { font-size: 1.8rem; letter-spacing: .5em; text-align: center; font-family: var(--display); }

/* ---------- Landing ---------- */
.home .page { padding: 0; }
.hero { position: relative; min-height: clamp(340px, 52vw, 520px); display: flex; align-items: center; color: #fff; overflow: hidden;
  background: url("../img/skyline.svg") center bottom / cover no-repeat, linear-gradient(180deg, #7FA7E4 0%, #3E6FC1 45%, #13397E 100%); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,26,64,.72) 0%, rgba(8,26,64,.35) 55%, rgba(8,26,64,0) 100%); }
.hero .wrap { position: relative; z-index: 1; padding: 60px 0; }
.hero h1 { text-transform: uppercase; color: #fff; font-size: clamp(2.2rem, 5.5vw, 3.8rem); line-height: 1.15; max-width: 15ch; margin-bottom: 16px; text-shadow: 0 2px 18px rgba(0,0,0,.35); }
.hero p { color: #E4EEFF; font-size: 1.12rem; max-width: 48ch; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }

.section { padding: 64px 0; }
.section-alt { background: var(--cream); }
.section-title { text-transform: uppercase; letter-spacing: .02em; text-align: center; font-size: clamp(1.4rem, 3vw, 2rem); margin: 0 auto 36px; max-width: 26ch; }
.section-sub { text-align: center; color: var(--muted); max-width: 60ch; margin: -22px auto 34px; }

.why { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; max-width: 980px; margin: 0 auto; }
.why-card { position: relative; aspect-ratio: 1 / 1.08; color: #fff; display: flex; align-items: flex-end; padding: 26px; overflow: hidden; background: var(--navy); }
.why-card svg.art { position: absolute; inset: 0; width: 100%; height: 100%; }
.why-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(4,16,40,0) 35%, rgba(4,16,40,.85) 100%); }
.why-card h3 { position: relative; z-index: 1; color: #fff; font-size: 1.2rem; margin: 0; }
.why-card p { position: relative; z-index: 1; color: #C9DAF6; font-size: .9rem; margin: 6px 0 0; }
.why-card > div { position: relative; z-index: 1; }
@media (max-width: 760px) { .why { grid-template-columns: 1fr; } .why-card { aspect-ratio: 16 / 9; } }

/* আর্চ কার্ড — ক্যাটাগরি */
.arches { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 232px)); justify-content: center; gap: 26px 14px; max-width: 1000px; margin: 0 auto; }
.arch { position: relative; aspect-ratio: 5 / 8; border-radius: 999px 999px 0 0; overflow: hidden; display: flex; align-items: flex-end; padding: 22px 18px;
  color: #fff; text-decoration: none; background: linear-gradient(170deg, var(--blue-2), var(--navy)); isolation: isolate; }
.arch img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .5s; }
.arch::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(4,16,40,0) 45%, rgba(4,16,40,.78) 100%); }
.arch:hover img { transform: scale(1.05); }
.arch b { font-family: var(--display); font-size: 1.08rem; line-height: 1.25; text-shadow: 0 1px 8px rgba(0,0,0,.4); }
.arch small { display: block; font-size: .8rem; color: #D6E4FB; margin-top: 2px; }
/* ছবি না থাকলে: গাঢ় নীল + শহরের স্কাইলাইন */
.arch.no-img { background: url("../img/skyline.svg") 30% bottom / auto 62% no-repeat, linear-gradient(175deg, #5F8FDB 0%, var(--blue) 40%, var(--navy) 100%); }
.arch[aria-current="page"] { outline: 3px solid var(--blue); outline-offset: 4px; }
@media (max-width: 600px) { .arches { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.arches-sm { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); justify-content: stretch; gap: 12px; max-width: none; margin-bottom: 28px; }
.arches-sm .arch { padding: 14px 12px; }
.arches-sm .arch b { font-size: .92rem; }

/* ব্যানার সেকশন */
.banner { position: relative; color: #fff; overflow: hidden; background: url("../img/skyline.svg") center bottom / cover no-repeat, var(--navy); }
.banner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8,26,64,.95) 0%, rgba(14,52,125,.9) 55%, rgba(20,86,200,.75) 100%); }
.banner .wrap { position: relative; z-index: 1; padding: 64px 0; display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.banner h2 { text-transform: uppercase; color: #fff; font-size: clamp(1.7rem, 4vw, 2.5rem); margin-bottom: 14px; }
.banner .lead { font-family: var(--display); font-size: 1.05rem; font-weight: 600; color: #E4EEFF; }
.banner ul { margin: 0; padding-left: 18px; color: #D6E4FB; font-size: .95rem; }
.banner li { margin-bottom: 8px; }
.banner-center .wrap { grid-template-columns: 1fr; text-align: center; justify-items: center; }
.banner-center .hero-actions { justify-content: center; }
.banner-stats { display: flex; gap: 38px; flex-wrap: wrap; justify-content: center; margin: 10px 0 4px; }
.banner-stats b { display: block; font-family: var(--display); font-size: 2rem; color: #fff; }
.banner-stats span { color: #BCD2F7; font-size: .9rem; }
@media (max-width: 820px) { .banner .wrap { grid-template-columns: 1fr; } }

/* ---------- Projects ---------- */
.projects { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 22px; }
.project { background: #fff; border: 1px solid var(--line-cool); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.project-body { padding: 18px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.project-body .btn-block { margin-top: auto; }
.project h3 a { color: inherit; text-decoration: none; }
.project-img { display: grid; place-items: center; aspect-ratio: 16 / 9; background: linear-gradient(160deg, var(--blue-2), var(--navy)); color: rgba(255,255,255,.4); font-family: var(--display); font-size: 3rem; text-decoration: none; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.meter { height: 8px; background: #E4EAF4; border-radius: 1px; overflow: hidden; margin: 10px 0 6px; }
.meter > i { display: block; height: 100%; background: linear-gradient(90deg, var(--navy), var(--blue-2)); }
.project dl { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px; margin: 12px 0 16px; }
.project dt { font-size: .8rem; color: var(--muted); }
.project dd { margin: 0; font-weight: 600; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 4px 0 22px; }
.chips a { padding: 6px 14px; border: 1px solid var(--line-cool); border-radius: var(--radius-sm); background: #fff; text-decoration: none; color: var(--ink); font-weight: 500; font-size: .9rem; }
.chips a[aria-current="page"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.chips a[aria-current="page"] .muted { color: #D6E4FB; }
.project-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 30px; align-items: start; margin-bottom: 22px; }
.project-hero-img { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3; background: linear-gradient(160deg, var(--blue-2), var(--navy)); display: grid; place-items: center; color: rgba(255,255,255,.4); font-family: var(--display); font-size: 5rem; }
.project-hero-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 820px) { .project-hero { grid-template-columns: 1fr; } }
.details { list-style: none; padding: 0; margin: 0; }
.details li { padding: 11px 0 11px 26px; border-bottom: 1px solid var(--line-cool); position: relative; }
.details li:last-child { border-bottom: 0; }
.details li::before { content: ""; position: absolute; left: 4px; top: 20px; width: 8px; height: 8px; background: var(--blue); transform: rotate(45deg); }

/* ---------- Deposit / misc ---------- */
.acc-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px,1fr)); gap: 12px; margin-bottom: 18px; }
.acc { border: 1px solid var(--line-cool); border-left: 3px solid var(--blue); border-radius: var(--radius-sm); padding: 14px 16px; background: #FAFCFF; }
.acc b { display: block; font-family: var(--display); color: var(--navy); }
.acc .accno { font-size: 1.1rem; font-weight: 700; letter-spacing: .03em; }
.breakdown { background: var(--wash); border-radius: var(--radius-sm); padding: 16px 18px; }
.breakdown table td { border-color: rgba(20,86,200,.15); padding: 6px 4px; background: transparent; }
.breakdown .total td { font-weight: 700; border-bottom: 0; font-size: 1.05rem; color: var(--navy); }
.layout-2 { display: grid; grid-template-columns: 1.3fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 900px) { .layout-2 { grid-template-columns: 1fr; } }
.copybox { display: flex; gap: 8px; }
.copybox input { font-weight: 600; background: #F6F8FC; }
.gen-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; margin-bottom: 18px; }
.gen { border: 1px solid var(--line-cool); border-top: 3px solid var(--blue); border-radius: var(--radius-sm); padding: 12px; text-align: center; background: #fff; }
.gen b { display: block; font-size: 1.4rem; font-family: var(--display); color: var(--navy); }
.gen small { color: var(--muted); }
@media (max-width: 720px) { .gen-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.doc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px,1fr)); gap: 14px; }
.doc { border: 1px solid var(--line-cool); border-radius: var(--radius-sm); padding: 8px; text-align: center; font-size: .85rem; background: #fff; }
.doc img { width: 100%; height: 130px; object-fit: cover; display: block; margin-bottom: 6px; background: #EEF2F8; }
.kv { display: grid; grid-template-columns: 200px 1fr; gap: 7px 16px; margin: 0; }
.kv dt { color: var(--muted); font-size: .9rem; }
.kv dd { margin: 0; font-weight: 500; }
@media (max-width: 600px) { .kv { grid-template-columns: 1fr; } .kv dd { margin-bottom: 8px; } }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.inline-form { display: inline; }
.doclist { list-style: none; margin: 0; padding: 0; }
.doclist li { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line-cool); flex-wrap: wrap; }
.doclist li:last-child { border-bottom: 0; }
.doclist a { font-weight: 600; flex: 1; }
.doc-ic { display: inline-grid; place-items: center; width: 42px; height: 30px; border-radius: var(--radius-sm); background: var(--wash); color: var(--blue); font-size: .72rem; font-weight: 700; font-family: var(--display); }
.checks { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px 16px; }
.checks label { font-weight: 500; display: flex; gap: 8px; align-items: center; }
.checks input { width: auto; }
.thumb { width: 64px; height: 44px; object-fit: cover; display: block; background: #E4EAF4; }

/* ---------- Footer ---------- */
.site-footer { background: #fff; border-top: 1px solid var(--line); margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; padding: 52px 0 40px; }
.footer-brand { display: flex; gap: 18px; align-items: flex-start; }
.footer-brand img { width: 64px; flex: none; }
.footer-brand h4 { font-size: 1rem; margin: 0 0 10px; letter-spacing: .03em; }
.footer-brand p { font-size: .88rem; color: var(--muted); margin: 0 0 3px; }
.socials { display: flex; gap: 8px; margin: 0 0 12px; }
.socials a { display: grid; place-items: center; width: 30px; height: 30px; background: var(--navy); color: #fff; border-radius: 6px; text-decoration: none; font-size: .8rem; font-weight: 700; font-family: var(--display); }
.socials a:hover { background: var(--blue); }
.footer-col h5 { font-family: var(--display); font-size: .85rem; letter-spacing: .08em; color: var(--navy); margin: 4px 0 12px; }
.footer-col a { display: block; color: var(--ink); text-decoration: none; font-size: .9rem; padding: 3px 0; }
.footer-col a:hover { color: var(--blue); }
.footer-bar { background: var(--navy); color: #D6E4FB; font-size: .84rem; }
.footer-bar .wrap { display: flex; justify-content: center; align-items: center; min-height: 52px; position: relative; text-align: center; }
.to-top { position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 34px; height: 34px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; text-decoration: none; font-weight: 700; }
.to-top:hover { background: var(--blue-2); }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } .footer-bar .wrap { padding-right: 44px; } }
.footer-slim { background: var(--navy); color: #D6E4FB; font-size: .84rem; padding: 16px 0; text-align: center; }
.arch.no-img:nth-child(3n+2) { background-position: 75% bottom, 0 0; }
.arch.no-img:nth-child(3n) { background-position: 5% bottom, 0 0; background-size: auto 48%, auto; }
/* ছবি ছাড়া প্রজেক্ট: অক্ষরের বদলে স্কাইলাইন */
.project-img, .project-hero-img { background: url("../img/skyline.svg") 40% bottom / auto 70% no-repeat, linear-gradient(175deg, #5F8FDB 0%, var(--blue) 45%, var(--navy) 100%); }
.project-img > span, .project-hero-img > span { display: none; }

/* কীভাবে শুরু করবেন */
.steps { list-style: none; margin: 0 auto; padding: 0; max-width: 1040px; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; counter-reset: step; }
.steps li { position: relative; padding: 54px 22px 6px; text-align: center; counter-increment: step; }
.steps li::before { content: counter(step); position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 40px; height: 40px; display: grid; place-items: center;
  background: var(--blue); color: #fff; font-family: var(--display); font-weight: 700; font-size: 1.1rem; border-radius: 50%; z-index: 1; }
.steps li + li::after { content: ""; position: absolute; top: 20px; left: -50%; width: 100%; height: 2px; background: var(--line-cool); }
.steps h3 { margin-bottom: 6px; }
.steps p { color: var(--muted); font-size: .92rem; margin: 0; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr 1fr; row-gap: 26px; } .steps li + li::after { display: none; } }
@media (max-width: 460px) { .steps { grid-template-columns: 1fr; } }