/*
Theme Name: ARCON Railtek
Theme URI: https://arconrail.com/
Author: ARCON RAILTEK & CONSULTANT PRIVATE LIMITED
Description: Custom theme for ARCON Railtek: railway infrastructure, engineering, consultancy and project development.
Version: 3.1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: arcon-railtek
*/

@font-face {
	font-family: 'Plus Jakarta Sans';
	font-style: normal;
	font-weight: 200 800;
	font-display: swap;
	src: url('assets/fonts/plus-jakarta-sans.woff2') format('woff2');
}

:root {
	--black: #080808;
	--surface: #111111;
	--line-dark: rgba(255, 255, 255, 0.12);
	--white: #FFFFFF;
	--grey-bg: #F4F4F4;
	--line: #E2E2E2;
	--text: #111111;
	--muted: #5A5A5A;
	--muted-dark: #B4B4B4;
	--red: #ED1C24;
	--red-ink: #E3141C;
	--red-on-dark: #F2353C;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
	font-size: 15.5px;
	line-height: 1.75;
	color: var(--text);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	background: var(--white);
	-webkit-text-size-adjust: 100%;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
p { margin: 0 0 18px; }
h1, h2, h3 { margin: 0; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
	outline: 3px solid var(--red-on-dark);
	outline-offset: 3px;
}
.arcon-skip { position: absolute; left: -9999px; top: 0; background: var(--red-ink); color: #FFFFFF; padding: 12px 18px; z-index: 1000; }
.arcon-skip:focus { left: 8px; top: 8px; }
.arcon-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Header */
.hd { position: sticky; top: 0; z-index: 60; background: rgba(8, 8, 8, 0.94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line-dark); color: #FFFFFF; }
body.admin-bar .hd { top: 32px; }
.hd-in { max-width: 1240px; margin: 0 auto; padding: 10px 32px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #FFFFFF; flex-shrink: 0; }
.brand-mark { width: 34px; height: 34px; background: var(--red-ink); display: flex; align-items: center; justify-content: center; }
.brand-name { font-weight: 800; font-size: 15.5px; letter-spacing: 0.08em; line-height: 1.15; }
.brand-name small { display: block; font-weight: 500; font-size: 8.5px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted-dark); }
.arcon-nav-wrap { flex: 1; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.arcon-nav-wrap > nav { flex: 1; display: flex; justify-content: center; }
.nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 4px 26px; list-style: none; margin: 0; padding: 0; }
.nav a { position: relative; display: inline-block; padding: 10px 0; color: #FFFFFF; opacity: 0.82; text-decoration: none; text-transform: uppercase; font-size: 11px; font-weight: 700; letter-spacing: 0.1em; transition: opacity 0.2s ease; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 4px; width: 0; height: 2px; background: var(--red); transition: width 0.25s ease; }
.nav a:hover, .nav a.is-current, .nav .current-menu-item > a { opacity: 1; }
.nav a:hover::after, .nav a.is-current::after, .nav .current-menu-item > a::after { width: 100%; }
.pill { flex-shrink: 0; display: inline-block; background: var(--red-ink); color: #FFFFFF; text-decoration: none; text-transform: uppercase; font-size: 11px; font-weight: 800; letter-spacing: 0.08em; padding: 11px 20px; border-radius: 100px; box-shadow: 0 6px 22px rgba(237, 28, 36, 0.35); transition: transform 0.15s ease, box-shadow 0.15s ease; }
.pill:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(237, 28, 36, 0.5); }
.arcon-toggle { display: none; align-items: center; gap: 10px; min-height: 44px; margin-left: auto; padding: 8px 16px; border: 1px solid rgba(255, 255, 255, 0.5); border-radius: 100px; background: transparent; color: #FFFFFF; font: inherit; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; }
.arcon-toggle-bars { width: 20px; height: 14px; border-top: 2px solid #FFFFFF; border-bottom: 2px solid #FFFFFF; position: relative; }
.arcon-toggle-bars::after { content: ""; position: absolute; left: 0; right: 0; top: 4px; border-top: 2px solid #FFFFFF; }

/* Shared type */
.label { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; color: var(--red-ink); font-size: 11px; font-weight: 800; letter-spacing: 0.26em; text-transform: uppercase; }
.label.on-dark { color: #FFFFFF; }
.sec.dark .label.on-dark { color: var(--red-on-dark); }
.label .rule { width: 34px; height: 2px; background: var(--red); flex-shrink: 0; }
.display { font-weight: 800; text-transform: uppercase; letter-spacing: -0.035em; line-height: 1; font-size: clamp(32px, 4.2vw, 58px); }
.display .red { display: block; color: var(--red); }
.num { margin-bottom: 16px; color: var(--red-ink); font-size: 11px; font-weight: 800; letter-spacing: 0.26em; text-transform: uppercase; }
.muted { color: var(--muted); }

/* Buttons */
.btn { display: inline-block; margin-top: 14px; padding: 15px 28px; background: var(--red-ink); border: 1px solid var(--red-ink); border-radius: 100px; color: #FFFFFF; font: inherit; font-size: 12px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(237, 28, 36, 0.35); }
.btn-line { background: transparent; border-color: var(--text); color: var(--text); }
.btn-line:hover { background: var(--text); color: #FFFFFF; box-shadow: none; }
.btn-sq { border-radius: 0; padding: 17px 30px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--black); color: #FFFFFF; min-height: 500px; display: flex; align-items: center; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: 0.9; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 8, 8, 0.97) 0%, rgba(8, 8, 8, 0.86) 38%, rgba(8, 8, 8, 0.15) 100%); }
.hero-in { position: relative; width: 100%; padding-top: 84px; padding-bottom: 92px; }
.hero-title { font-size: clamp(40px, 6.2vw, 88px); line-height: 0.96; letter-spacing: -0.04em; }
.hero-lead { max-width: 520px; margin: 28px 0 0; color: #C8C8C8; font-size: 15.5px; line-height: 1.8; }
.hero-scroll { position: absolute; right: 48px; bottom: 30px; display: flex; align-items: center; gap: 14px; color: #A0A0A0; font-size: 9.5px; letter-spacing: 0.32em; text-transform: uppercase; }
.hero-scroll span { width: 34px; height: 1px; background: var(--red); }

/* Sections */
.sec { padding: 96px 0; background: var(--white); }
.sec.grey { background: var(--grey-bg); }
.sec.dark { background: var(--black); color: #FFFFFF; }
.sec.dark .muted { color: var(--muted-dark); }
.intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px 80px; align-items: start; }
.intro-text { color: var(--muted); padding-top: 32px; max-width: 540px; }
.intro .side { align-self: end; margin: 0; max-width: 440px; }

/* Numbered rows */
.rows { margin-top: 56px; border-top: 1px solid var(--line-dark); }
.row { display: grid; grid-template-columns: 90px minmax(0, 1.1fr) minmax(0, 1.6fr) 44px; gap: 24px; align-items: center; padding: 24px 0; border-bottom: 1px solid var(--line-dark); color: #FFFFFF; text-decoration: none; transition: background 0.2s ease, padding 0.2s ease; }
a.row:hover { background: rgba(255, 255, 255, 0.04); padding-left: 16px; padding-right: 16px; }
.row-n { color: var(--red-on-dark); font-size: 11px; font-weight: 800; letter-spacing: 0.2em; }
.row-t { font-size: clamp(16px, 1.55vw, 20px); font-weight: 800; text-transform: uppercase; letter-spacing: -0.01em; line-height: 1.15; }
.row-d { color: var(--muted-dark); font-size: 13.5px; line-height: 1.7; }
.row-a { width: 42px; height: 42px; border: 1px solid rgba(255, 255, 255, 0.35); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 15px; transition: background 0.2s ease, border-color 0.2s ease; }
a.row:hover .row-a { background: var(--red-ink); border-color: var(--red-ink); }

/* Split image and text */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); background: var(--white); scroll-margin-top: 70px; }
.split.grey { background: var(--grey-bg); }
.split-img { min-height: 480px; background: var(--black); overflow: hidden; }
.split-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.split:hover .split-img img { transform: scale(1.03); }
.split-txt { padding: 80px clamp(28px, 6vw, 88px); display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
.split.flip .split-img { order: 2; }
.split-title { font-size: clamp(26px, 3vw, 42px); margin-bottom: 20px; }
.split-txt p { color: var(--muted); max-width: 520px; }
.dash { list-style: none; margin: 16px 0 12px; padding: 0; width: 100%; max-width: 520px; border-top: 1px solid var(--line); }
.dash li { position: relative; padding: 13px 0 13px 28px; border-bottom: 1px solid var(--line); font-size: 11.5px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.dash li::before { content: ""; position: absolute; left: 0; top: 50%; width: 12px; height: 2px; background: var(--red); }

/* Process */
.proc { list-style: none; margin: 56px 0 0; padding: 0; display: grid; border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.proc-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.proc li { padding: 28px 26px 34px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); display: flex; flex-direction: column; gap: 10px; transition: background 0.2s ease; }
.proc li:hover { background: rgba(255, 255, 255, 0.04); }
.proc-n { color: var(--red-on-dark); font-size: 11px; font-weight: 800; letter-spacing: 0.2em; margin-bottom: 26px; }
.proc-t { font-size: 15px; letter-spacing: 0.01em; font-weight: 800; text-transform: uppercase; }
.proc-d { color: var(--muted-dark); font-size: 13px; line-height: 1.7; }

/* Cells and cards */
.cells { margin-top: 52px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.cell { padding: 34px 30px 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); transition: background 0.2s ease; }
.cell:hover { background: #FAFAFA; }
.cell h3 { font-size: 14.5px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.01em; margin-bottom: 10px; padding-top: 18px; border-top: 2px solid var(--red); display: inline-block; }
.cell p { margin: 0; color: var(--muted); font-size: 14px; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.card { border: 1px solid var(--line); background: var(--white); transition: transform 0.2s ease, box-shadow 0.2s ease; }
.card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(0, 0, 0, 0.12); }
.card img { width: 100%; height: 220px; object-fit: cover; }
.card-b { padding: 26px 26px 30px; }
.card h3 { font-size: 16px; font-weight: 800; text-transform: uppercase; line-height: 1.25; margin-bottom: 10px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

/* Vision and mission */
.vm { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px 80px; }
.statement { margin: 0; font-size: clamp(18px, 2vw, 26px); font-weight: 600; line-height: 1.35; letter-spacing: -0.01em; }

/* Call to action */
.cta { position: relative; overflow: hidden; padding: 96px 0 130px; background: var(--white); }
.cta-title { font-size: clamp(40px, 6vw, 84px); line-height: 0.96; }
.cta p { margin: 28px 0 10px; color: var(--muted); }
.cta-mark { position: absolute; right: -10px; bottom: -0.2em; font-size: clamp(100px, 17vw, 240px); font-weight: 800; letter-spacing: -0.04em; line-height: 1; color: #F3F3F3; pointer-events: none; user-select: none; }
.cta .wrap { position: relative; z-index: 1; }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 56px 72px; align-items: start; }
.form { display: flex; flex-direction: column; gap: 22px; }
.form .display { font-size: clamp(28px, 3.4vw, 46px); margin-bottom: 14px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.fld { display: flex; flex-direction: column; gap: 8px; }
.fld label { font-size: 11px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.fld input, .fld select, .fld textarea { width: 100%; min-height: 50px; padding: 12px 14px; border: 1px solid #8A8A8A; border-radius: 0; background: #FFFFFF; color: var(--text); font: inherit; transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.fld textarea { resize: vertical; }
.fld input[type="file"] { border-style: dashed; background: var(--grey-bg); }
.fld input:focus, .fld select:focus, .fld textarea:focus { border-color: var(--text); box-shadow: 0 0 0 3px rgba(237, 28, 36, 0.3); outline: none; }
.note { margin: 0; padding: 16px 20px; font-weight: 700; }
.note.ok { border: 1px solid #1B6E3C; background: #EAF6EE; color: #14532D; }
.note.err { border: 1px solid #B42318; background: #FDECEA; color: #7A1A12; }
.info { background: var(--black); color: #FFFFFF; padding: 36px 32px; }
.info h2 { font-size: 17px; font-weight: 800; letter-spacing: 0.02em; line-height: 1.35; margin-bottom: 22px; }
.info dl { margin: 0 0 26px; }
.info dt { color: var(--red-on-dark); font-size: 10.5px; font-weight: 800; letter-spacing: 0.22em; text-transform: uppercase; margin-top: 18px; }
.info dd { margin: 4px 0 0; color: #D6D6D6; font-size: 14.5px; }
.info img { width: 100%; height: 200px; object-fit: cover; }

/* Footer */
.ft { background: var(--black); color: #FFFFFF; padding: 64px 0 34px; }
.ft-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px 40px; padding-bottom: 36px; border-bottom: 1px solid var(--line-dark); }
.ft-nav { display: flex; flex-wrap: wrap; gap: 8px 30px; }
.ft-nav a { padding: 8px 0; color: #FFFFFF; opacity: 0.85; text-decoration: none; font-size: 11px; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase; transition: color 0.2s ease, opacity 0.2s ease; }
.ft-nav a:hover { color: var(--red-on-dark); opacity: 1; }
.ft-about { max-width: 900px; margin: 36px 0; color: #C4C4C4; font-size: 14px; line-height: 1.85; }
.ft-about strong { color: #FFFFFF; }
.ft-copy { margin: 0; padding-top: 26px; border-top: 1px solid var(--line-dark); text-align: center; color: #9A9A9A; font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; }

/* Generic pages and posts */
.arcon-band { background: var(--black); color: #FFFFFF; }
.arcon-band-inner { max-width: 1240px; margin: 0 auto; padding: 88px 32px; }
.arcon-band h1 { font-weight: 800; text-transform: uppercase; letter-spacing: -0.035em; line-height: 1; font-size: clamp(34px, 4.6vw, 64px); }
.arcon-content { max-width: 820px; margin: 0 auto; padding: 72px 32px; }
.arcon-content h2, .arcon-content h3 { font-weight: 800; text-transform: uppercase; margin: 32px 0 12px; }
.arcon-content a { color: var(--red-ink); }

/* Responsive */
@media (max-width: 1100px) {
	.hd { position: static; }
	.hd-in { flex-wrap: wrap; }
	.arcon-toggle { display: inline-flex; }
	.arcon-nav-wrap { display: none; flex: 0 0 100%; flex-direction: column; align-items: stretch; gap: 0; }
	.arcon-nav-wrap.is-open { display: flex; }
	.arcon-nav-wrap > nav { justify-content: flex-start; }
	.nav { flex-direction: column; align-items: stretch; gap: 0; width: 100%; }
	.nav a { display: block; padding: 14px 0; border-top: 1px solid var(--line-dark); font-size: 13px; }
	.nav a::after { display: none; }
	.pill { margin: 14px 0 6px; text-align: center; }
}
@media (max-width: 900px) {
	.sec { padding: 76px 0; }
	.intro, .vm, .contact { grid-template-columns: minmax(0, 1fr); }
	.intro-text { padding-top: 0; }
	.split { grid-template-columns: minmax(0, 1fr); }
	.split-img { min-height: 300px; height: 300px; }
	.split.flip .split-img { order: 0; }
	.split-txt { padding: 56px 28px 64px; }
	.row { grid-template-columns: 44px minmax(0, 1fr) 44px; gap: 8px 16px; padding: 24px 0; }
	.row-d { grid-column: 2 / 3; }
	.row-a { grid-column: 3; grid-row: 1 / 3; }
	.proc-3, .cells, .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.rows, .proc, .cells { margin-top: 48px; }
	.cta { padding: 76px 0 120px; }
	.hero { min-height: 420px; }
	.hero-in { padding-top: 72px; padding-bottom: 88px; }
	.hero-scroll { display: none; }
}
@media (max-width: 600px) {
	.wrap, .hd-in { padding-left: 22px; padding-right: 22px; }
	.proc-3, .cells, .cards, .grid2 { grid-template-columns: minmax(0, 1fr); }
	.hero-shade { background: rgba(8, 8, 8, 0.78); }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	* { transition: none !important; }
}

/* Refinements */
.split-img img { opacity: 0.96; }
.card img { background: var(--black); }
.intro .display, .sec .display { text-wrap: balance; }
.hero-title { text-wrap: balance; max-width: 900px; }
.hero-img { left: auto; right: 0; width: 66%; }
.cell h3 { border-top: 0; padding-top: 0; display: block; }
.cell h3::before { content: ""; display: block; width: 28px; height: 2px; background: var(--red); margin-bottom: 16px; }
.dash li { letter-spacing: 0.08em; }
@media (max-width: 900px) { .hero-img { width: 100%; opacity: 0.55; } }
p { text-wrap: pretty; }