.scalc {
	--sc-primary: #0B2545;
	--sc-accent: #F5B301;
	--sc-success: #2E9E5B;
	--sc-text: #1A1A1A;
	--sc-bg: #FFFFFF;
	--sc-muted: #5B6B7B;
	--sc-radius: 16px;
	--sc-maxw: 720px;
	box-sizing: border-box;
	max-width: var(--sc-maxw);
	margin: 0 auto;
	padding: clamp(18px, 4vw, 32px);
	background: var(--sc-bg);
	color: var(--sc-text);
	border-radius: var(--sc-radius);
	box-shadow: 0 10px 40px rgba(11, 37, 69, .10);
	font-family: inherit;
	line-height: 1.45;
}
.scalc *, .scalc *::before, .scalc *::after { box-sizing: border-box; }

.scalc__head { text-align: center; margin-bottom: 22px; }
.scalc__title { margin: 0 0 6px; font-size: clamp(20px, 3vw, 28px); color: var(--sc-primary); font-weight: 800; }
.scalc__sub { margin: 0; color: var(--sc-muted); font-size: 15px; }

.scalc__modes { display: flex; gap: 8px; margin-bottom: 16px; background: rgba(11,37,69,.05); padding: 5px; border-radius: calc(var(--sc-radius) * .7); }
.scalc__mode { flex: 1; border: 0; background: transparent; padding: 10px 8px; border-radius: calc(var(--sc-radius) * .5); font-size: 14px; font-weight: 600; color: var(--sc-muted); cursor: pointer; transition: .18s; }
.scalc__mode.is-active { background: var(--sc-bg); color: var(--sc-primary); box-shadow: 0 2px 8px rgba(11,37,69,.12); }

.scalc__field { margin-bottom: 16px; }
.scalc__field > label { display: block; margin-bottom: 7px; font-size: 14px; font-weight: 600; color: var(--sc-primary); }
.scalc__field input[type="number"],
.scalc__field input[type="text"] {
	width: 100%; padding: 13px 15px; font-size: 17px; color: var(--sc-text);
	border: 2px solid rgba(11,37,69,.14); border-radius: calc(var(--sc-radius) * .6);
	background: var(--sc-bg); outline: none; transition: border-color .18s;
}
.scalc__field input:focus { border-color: var(--sc-accent); }

.scalc__seg { display: flex; gap: 8px; flex-wrap: wrap; }
.scalc__seg button {
	flex: 1 1 auto; min-width: 84px; padding: 11px 10px; font-size: 14px; font-weight: 600;
	border: 2px solid rgba(11,37,69,.14); border-radius: calc(var(--sc-radius) * .6);
	background: var(--sc-bg); color: var(--sc-muted); cursor: pointer; transition: .18s;
}
.scalc__seg button.is-active { border-color: var(--sc-primary); background: var(--sc-primary); color: #fff; }

.scalc__calc {
	width: 100%; margin-top: 6px; padding: 15px 20px; font-size: 17px; font-weight: 800;
	border: 0; border-radius: calc(var(--sc-radius) * .6); cursor: pointer;
	background: var(--sc-accent); color: var(--sc-primary); transition: filter .18s, transform .05s;
}
.scalc__calc:hover { filter: brightness(1.05); }
.scalc__calc:active { transform: translateY(1px); }

.scalc__results { margin-top: 26px; animation: scalc-fade .35s ease; }
@keyframes scalc-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.scalc__cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.scalc__card {
	padding: 18px 16px; border-radius: calc(var(--sc-radius) * .7);
	background: rgba(11,37,69,.04); text-align: center; border: 1px solid rgba(11,37,69,.06);
}
.scalc__card--accent { background: rgba(245,179,1,.12); border-color: rgba(245,179,1,.35); }
.scalc__card-val { display: block; font-size: 24px; font-weight: 800; color: var(--sc-primary); line-height: 1.15; }
.scalc__card--accent .scalc__card-val { color: var(--sc-primary); }
.scalc__card-label { display: block; margin-top: 6px; font-size: 12.5px; color: var(--sc-muted); }

.scalc__lead {
	margin-top: 24px; padding: 22px; border-radius: calc(var(--sc-radius) * .8);
	background: linear-gradient(135deg, var(--sc-primary), color-mix(in srgb, var(--sc-primary) 78%, #000)); color: #fff;
}
.scalc__lead-title { margin: 0 0 4px; font-size: 19px; color: #fff; font-weight: 800; }
.scalc__lead-note { margin: 0 0 14px; font-size: 14px; opacity: .82; }
.scalc__lead-form { display: grid; gap: 10px; }
.scalc__lead-form input {
	width: 100%; padding: 13px 15px; font-size: 16px; border: 0;
	border-radius: calc(var(--sc-radius) * .6); background: rgba(255,255,255,.95); color: var(--sc-text);
}
.scalc__lead-btn {
	padding: 14px 20px; font-size: 16px; font-weight: 800; border: 0; cursor: pointer;
	border-radius: calc(var(--sc-radius) * .6); background: var(--sc-success); color: #fff; transition: filter .18s;
}
.scalc__lead-btn:hover { filter: brightness(1.06); }
.scalc__lead-btn:disabled { opacity: .6; cursor: default; }
.scalc__lead-msg { margin: 4px 0 0; font-size: 14px; min-height: 18px; }
.scalc__lead-msg.is-success { color: #B6F5C8; font-weight: 600; }
.scalc__lead-msg.is-error { color: #FFC9C9; font-weight: 600; }

/* RTL */
.scalc[dir="rtl"] { text-align: right; }

@media (max-width: 480px) {
	.scalc__card-val { font-size: 21px; }
	.scalc__seg button { min-width: 70px; }
}