/* ============================================================
   Zelescope — zls-core.css  (v3 "Focus")
   Light editorial-tech system. Off-white canvas, electric
   blue→violet signal, coral spark, viewfinder-bracket signature.
   Token NAMES are kept stable so existing template markup keeps
   working; only their VALUES change to the new light theme.
   ============================================================ */

.zls *,
.zls *::before,
.zls *::after { box-sizing: border-box; }

.zls {
	/* surfaces */
	--zls-void:    #f7f7f3;   /* page background (light) */
	--zls-navy:    #ffffff;   /* panel surface */
	--zls-navy-2:  #f0f1f4;   /* raised / tinted surface */
	--zls-line:    #e5e4dc;   /* hairline / border */

	/* ink */
	--zls-ink:     #111216;   /* primary text */
	--zls-muted:   #565963;   /* secondary text */
	--zls-faint:   #9a9ca6;   /* tertiary / captions */

	/* accent */
	--zls-cyan:    #1b4dff;   /* primary accent (links, marks) */
	--zls-violet:  #5b2bee;   /* secondary accent */
	--zls-lime:    #8bc53f;   /* logo green — brand spark */
	--zls-amber:   #c9892b;   /* warn */
	--zls-good:    #119e6a;   /* success */

	--zls-signal:  linear-gradient(118deg, var(--zls-cyan), var(--zls-violet));
	--zls-ink-deep:#0c0d11;   /* footer / inverted blocks */

	/* type */
	--zls-display: "Bricolage Grotesque", system-ui, sans-serif;
	--zls-body:    "Inter", system-ui, sans-serif;
	--zls-mono:    "IBM Plex Mono", ui-monospace, monospace;

	/* scale */
	--zls-step--1: clamp(.78rem, .76rem + .12vw, .86rem);
	--zls-step-0:  clamp(1rem, .97rem + .18vw, 1.08rem);
	--zls-step-1:  clamp(1.22rem, 1.12rem + .5vw, 1.5rem);
	--zls-step-2:  clamp(1.6rem, 1.4rem + 1vw, 2.15rem);
	--zls-step-3:  clamp(2.05rem, 1.65rem + 2vw, 3.2rem);
	--zls-step-4:  clamp(2.7rem, 1.9rem + 4.2vw, 5.4rem);

	/* space */
	--zls-gut: clamp(1.1rem, .8rem + 1.5vw, 2rem);
	--zls-max: 1200px;
	--zls-radius: 16px;

	color: var(--zls-ink);
	background: var(--zls-void);
	font-family: var(--zls-body);
	font-size: var(--zls-step-0);
	line-height: 1.62;
	-webkit-font-smoothing: antialiased;
}

.zls a { color: inherit; text-decoration: none; }
.zls img { max-width: 100%; display: block; }
.zls h1,.zls h2,.zls h3,.zls h4 {
	font-family: var(--zls-display); line-height: 1.04; margin: 0;
	letter-spacing: -.02em; font-weight: 700;
}

/* layout primitives */
.zls__wrap { width: 100%; max-width: var(--zls-max); margin-inline: auto; padding-inline: var(--zls-gut); }
.zls__section { padding-block: clamp(3.5rem, 2.5rem + 5vw, 7rem); position: relative; }

.zls__eyebrow {
	font-family: var(--zls-mono); font-size: var(--zls-step--1);
	letter-spacing: .22em; text-transform: uppercase; color: var(--zls-cyan);
	display: inline-flex; align-items: center; gap: .6rem; font-weight: 500;
}
.zls__eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--zls-signal); display: inline-block; border-radius: 2px; }

.zls__lede { color: var(--zls-muted); font-size: var(--zls-step-1); max-width: 48ch; }
.zls__muted { color: var(--zls-muted); }

.zls__signal {
	background: var(--zls-signal); -webkit-background-clip: text;
	background-clip: text; color: transparent;
}

/* buttons */
.zls__btn {
	display: inline-flex; align-items: center; gap: .55rem;
	font-family: var(--zls-mono); font-size: var(--zls-step--1);
	letter-spacing: .03em; text-transform: uppercase; font-weight: 500;
	padding: .85rem 1.45rem; border-radius: 999px; cursor: pointer;
	border: 1px solid transparent; transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .15s ease;
}
.zls__btn--primary { background: var(--zls-ink); color: #fff; }
.zls__btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -14px var(--zls-cyan); background: var(--zls-cyan); }
.zls__btn--ghost { border-color: var(--zls-line); color: var(--zls-ink); background: #fff; }
.zls__btn--ghost:hover { border-color: var(--zls-ink); }

/* panels */
.zls__panel {
	background: var(--zls-navy); border: 1px solid var(--zls-line);
	border-radius: var(--zls-radius); padding: clamp(1.3rem, 1rem + 1vw, 2rem);
	position: relative; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.zls__panel--raised { background: var(--zls-navy); box-shadow: 0 1px 0 var(--zls-line), 0 22px 40px -28px rgba(17,18,22,.25); }

/* viewfinder bracket signature — wrap anything in .zls__frame */
.zls__frame { position: relative; }
.zls__frame::before, .zls__frame::after {
	content: ""; position: absolute; width: 18px; height: 18px; pointer-events: none;
}
.zls__frame::before { top: -6px; left: -6px; border-top: 2px solid var(--zls-lime); border-left: 2px solid var(--zls-lime); }
.zls__frame::after  { bottom: -6px; right: -6px; border-bottom: 2px solid var(--zls-lime); border-right: 2px solid var(--zls-lime); }

/* faint dotted grid backdrop */
.zls__grid-bg {
	position: absolute; inset: 0; pointer-events: none; opacity: 1;
	background-image: radial-gradient(var(--zls-line) 1.2px, transparent 1.2px);
	background-size: 26px 26px;
	-webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 35%, transparent 78%);
	mask-image: radial-gradient(ellipse at 50% 0%, #000 35%, transparent 78%);
}

/* card grids */
.zls__grid { display: grid; gap: clamp(1rem, .6rem + 1.4vw, 1.5rem); }
.zls__grid--2 { grid-template-columns: repeat(2, 1fr); }
.zls__grid--3 { grid-template-columns: repeat(3, 1fr); }
.zls__grid--4 { grid-template-columns: repeat(4, 1fr); }

/* service / feature card */
.zls__card { display: flex; flex-direction: column; gap: .65rem; height: 100%; }
.zls__card .zls__idx {
	font-family: var(--zls-mono); font-size: var(--zls-step--1); color: var(--zls-cyan);
	letter-spacing: .12em; font-weight: 600;
}
.zls__card h3 { font-size: var(--zls-step-1); }
.zls__card p { color: var(--zls-muted); margin: 0; font-size: var(--zls-step-0); }
.zls__card ul { margin: .5rem 0 0; padding: 0; list-style: none; display: grid; gap: .4rem; }
.zls__card li { color: var(--zls-muted); font-size: var(--zls-step--1); padding-left: 1.2rem; position: relative; }
.zls__card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 7px; height: 7px; background: var(--zls-signal); border-radius: 50%; }
.zls__card:hover { border-color: var(--zls-ink); transform: translateY(-3px); box-shadow: 0 22px 40px -30px rgba(17,18,22,.4); }

/* stat */
.zls__stat b { font-family: var(--zls-display); font-size: var(--zls-step-2); display: block; letter-spacing: -.03em; line-height: 1; }
.zls__stat span { font-family: var(--zls-mono); font-size: var(--zls-step--1); color: var(--zls-muted); letter-spacing: .05em; text-transform: uppercase; display: block; margin-top: .35rem; }

/* forms */
.zls__field { display: grid; gap: .4rem; margin-bottom: 1rem; }
.zls__field label { font-family: var(--zls-mono); font-size: var(--zls-step--1); letter-spacing: .03em; color: var(--zls-muted); text-transform: uppercase; }
.zls__field input,
.zls__field select,
.zls__field textarea {
	width: 100%; background: #fff; color: var(--zls-ink);
	border: 1px solid var(--zls-line); border-radius: 10px; padding: .8rem .9rem;
	font-family: var(--zls-body); font-size: var(--zls-step-0); transition: border-color .15s ease, box-shadow .15s ease;
}
.zls__field input:focus,
.zls__field select:focus,
.zls__field textarea:focus { outline: none; border-color: var(--zls-cyan); box-shadow: 0 0 0 3px rgba(27,77,255,.13); }
.zls__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.zls :focus-visible { outline: 2px solid var(--zls-cyan); outline-offset: 2px; }

@media (max-width: 900px) {
	.zls__grid--4 { grid-template-columns: repeat(2, 1fr); }
	.zls__grid--3 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
	.zls__grid--2, .zls__grid--4 { grid-template-columns: 1fr; }
	.zls__row { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
	.zls * { animation: none !important; transition: none !important; }
}