/* ============================================================
   SAARASOFTTECH — Main Stylesheet
   ------------------------------------------------------------
   File    : css/style.css
   Purpose : All styles for the single-page company website
   Author  : Saara Softtech
   Updated : March 2026

   BRAND COLOR REFERENCE
   ─────────────────────
   Primary orange   #ff6a00  → CTAs, accents, highlights, stat numbers
   Brand navy       #1c2391  → footer, product buttons, catalogue pills,
                               brand-stripe left half, heading accent bar
   Dark ink         #0b1c2d  → body text (light mode)
   Soft ink         #20344d  → secondary / muted text (light mode)
   Deep navy bg     #08121f  → hero gradient start
   Warm dark end    #3d2a22  → hero gradient tail (warm embers)
   Contact dark bg  #0b1c2d  → .bg-dark section background

   Z-INDEX LAYERS
   ──────────────
   .header          z-index: 1000   → fixed nav, always on top
   .back-to-top     z-index: 1001   → above header on scroll
   .video-modal     z-index: 9999   → highest — over everything
   .hero-content    z-index: 5      → above hero orbs and grid
   .signal-core     z-index: 3      → above signal rings
   .signal-node     z-index: 2      → above rings, below core
   .cursor-glow     z-index: 0      → ambient, below all content

   ANIMATION TIMINGS
   ─────────────────
   --transition         280ms cubic-bezier(.2,.8,.2,1)  → micro-interactions
   heroSignalReveal     1.2s  → signal widget entrance
   signalSpin           16s   → outer ring rotation (slow, ambient)
   signalSpinReverse    11s   → inner ring counter-rotation
   signalCorePulse      6s    → core scale + glow breath
   nodePulse            4.8s  → node opacity/glow pulse (staggered 0.8s)
   floatOrb             12s   → hero background orb float
   tickerMove           22s   → capability ticker marquee speed
   pulse                2.6s  → badge heartbeat
   ============================================================ */

/* ============================================================
   1. RESET & DESIGN TOKENS
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box;font-family:'Poppins',sans-serif;}
:root{
  /* ── Primary brand orange used for CTAs, stats, card borders on hover ── */
  --primary:#ff6a00;
  /* ── Main body text color (dark navy ink) ── */
  --ink:#0b1c2d;
  /* ── Secondary / muted text ── */
  --ink-soft:#20344d;
  /* ── Page background (white in light mode) ── */
  --surface:#ffffff;
  /* ── Slightly off-white background for alternating sections ── */
  --surface-muted:#f4f6fa;
  /* ── Default card / element drop-shadow ── */
  --shadow:0 12px 30px rgba(0,0,0,0.08);
  /* ── Shared easing for hover transitions (snappy ease-out) ── */
  --transition:280ms cubic-bezier(.2,.8,.2,1);
}
html{scroll-behavior:smooth;}
body{color:var(--ink);line-height:1.6;background:var(--surface);overflow-x:hidden;transition:background-color var(--transition), color var(--transition);}

/* ── Dark mode: CSS variables are overridden here so every
      component using var(--ink) / var(--surface) etc. flips
      automatically without separate colour declarations. ── */
body.theme-dark{
  --ink:#dbe7f5;          /* light blue-white text on dark bg */
  --ink-soft:#a9bfd8;     /* muted text, subtitles */
  --surface:#07111d;      /* very dark navy page background */
  --surface-muted:#0b1a2a;/* slightly lighter for alternate sections */
  --shadow:0 12px 30px rgba(0,0,0,0.45); /* deeper shadows on dark */
}

/* ── .container: centred content wrapper, 90% wide, max 1300px ── */
.container{width:90%;max-width:1300px;margin:auto;}
/* ============================================================
   2. HEADER & NAVIGATION
   ── Fixed at top (z-index:1000), frosted-glass effect via
      backdrop-filter. Brand stripe is a child div at the bottom.
   ============================================================ */
/* Frosted glass nav bar — rgba bg + blur so page content shows through */
.header{background:rgba(255,255,255,0.86);backdrop-filter:blur(12px);padding:12px 0;box-shadow:0 2px 15px rgba(0,0,0,0.08);position:fixed;width:100%;z-index:1000;}

/* Brand stripe: 5px tall bar at the bottom of the header.
   Left half  = brand navy  #1c2391
   Right half = brand orange #ff6a00
   The ::after pseudo injects a skewX(-14deg) blade to create
   the diagonal cut between the two colours (matching brand identity). */
.brand-stripe{height:5px;width:100%;background:linear-gradient(100deg,#1c2391 0%,#1c2391 47%,#ff6a00 53%,#ff6a00 100%);position:relative;overflow:hidden;}
.brand-stripe::after{content:"";position:absolute;top:0;left:45.5%;width:9%;height:100%;background:linear-gradient(100deg,#1c2391,#ff6a00);transform:skewX(-14deg);}

.nav{display:flex;justify-content:space-between;align-items:center;}

/* Logo: 72px tall, contains company image — scales slightly on hover */
.logo img{height:72px;width:auto;object-fit:contain;display:block;filter:drop-shadow(0 2px 8px rgba(0,0,0,0.18));transition:transform var(--transition);}
.logo img:hover{transform:scale(1.04);}

/* Nav links: underline slides in from left on hover using a pseudo ::after */
nav a{margin-left:30px;text-decoration:none;color:#0b1c2d;font-weight:500;position:relative;transition:color var(--transition);}
nav a::after{content:"";position:absolute;left:0;bottom:-8px;width:0;height:2px;background:var(--primary);transition:width var(--transition);}
nav a:hover{color:#ff6a00;} /* hover colour = primary orange */
nav a:hover::after{width:100%;}

/* Theme toggle: circular button, lifts on hover */
.theme-toggle{margin-left:18px;width:42px;height:42px;border-radius:50%;border:1px solid rgba(11,28,45,.14);background:rgba(255,255,255,0.86);color:#0b1c2d;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:transform var(--transition), box-shadow var(--transition), background var(--transition);}
.theme-toggle:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,0.16);}
.theme-icon{font-size:17px;line-height:1;}
/* ============================================================
   3. HERO SECTION
   ── Full-viewport dark gradient with three layers:
      (a) Hero orbs      — blurred radial blobs (z-index:1)
      (b) Hero grid      — faint dot grid masked to centre (z-index:2)
      (c) Hero content   — text, badge, CTA (z-index:5)
   Hero background gradient:
      #08121f → #132943 → #21304f → #3d2a22
      Deep navy start, warmer dark-ember tail (brand warmth)
   ============================================================ */
.hero{height:100vh;min-height:700px;background:linear-gradient(135deg,#08121f 0%,#132943 43%,#21304f 68%,#3d2a22 100%);display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;position:relative;isolation:isolate;overflow:hidden;}
/* isolation:isolate creates a new stacking context, keeping hero layers
   separate from the rest of the page scroll */
.hero-content{position:relative;z-index:5;text-align:center;}

/* ── Hero Signal Widget ──────────────────────────────────────
   Positioned top-left on desktop (top:-42px, left:0).
   On ≤900px it becomes centred above the headline.
   Two rings spin in opposite directions at different speeds
   to suggest live signal / AI activity.
   Outer ring colour: rgba(70,82,148,.88) — blueberry navy
   Inner ring colour: rgba(255,159,69,.42) — warm amber
   Core orb: radial gradient orange #ff9f45 → #ff6a00 → #c14300
   ───────────────────────────────────────────────────────── */
.hero-signal{position:absolute;top:-42px;left:0;width:168px;height:168px;display:grid;place-items:center;animation:heroSignalReveal 1.2s cubic-bezier(.2,.8,.2,1) both;pointer-events:none;}
.signal-ring{position:absolute;inset:0;border-radius:50%;border:1px solid rgba(255,255,255,.24);}
.signal-ring.outer{animation:signalSpin 16s linear infinite;border-color:rgba(70,82,148,.88);box-shadow:0 0 20px rgba(45,58,116,.42);}
.signal-ring.inner{inset:26px;animation:signalSpinReverse 11s linear infinite;border-color:rgba(255,159,69,.42);}
.signal-core{width:112px;height:112px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 30%,rgba(255,159,69,.95),rgba(255,106,0,.78) 55%,rgba(193,67,0,.78));box-shadow:0 0 24px rgba(255,106,0,.45);animation:signalCorePulse 6s ease-in-out infinite;position:relative;z-index:3;padding:10px;}
.signal-core span{font-size:11px;font-weight:700;letter-spacing:.9px;color:#fff;text-transform:uppercase;line-height:1.35;text-align:center;}
/* Four nodes placed at N/E/S/W compass points, staggered 0.8s apart */
.signal-node{position:absolute;width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 12px rgba(255,255,255,.9);z-index:2;}
.signal-node.n1{top:10px;left:50%;transform:translateX(-50%);animation:nodePulse 4.8s ease-in-out infinite;}
.signal-node.n2{top:50%;right:8px;transform:translateY(-50%);animation:nodePulse 4.8s ease-in-out infinite .8s;}
.signal-node.n3{bottom:10px;left:50%;transform:translateX(-50%);animation:nodePulse 4.8s ease-in-out infinite 1.6s;}
.signal-node.n4{top:50%;left:8px;transform:translateY(-50%);animation:nodePulse 4.8s ease-in-out infinite 2.4s;}

.hero h1{font-size:52px;margin:10px 0 20px;}
.hero p{font-size:20px;margin-bottom:30px;}
/* Pill badge above headline — brand-style navy/orange capsule inspired by the catalogue and header stripe */
.badge{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:10px 22px;border-radius:999px;background:linear-gradient(100deg,#1c2391 0%,#1c2391 58%,#ff6a00 64%,#ff6a00 100%);border:1px solid rgba(255,255,255,0.16);box-shadow:0 14px 30px rgba(8,18,31,.28),0 0 0 1px rgba(255,255,255,.06) inset;color:#fff;font-size:13px;font-weight:700;letter-spacing:.9px;text-transform:uppercase;position:relative;overflow:hidden;isolation:isolate;line-height:1.05;}
.badge::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0));opacity:.55;z-index:-1;}
.badge::after{content:"";position:absolute;top:0;left:55%;width:12%;height:100%;background:linear-gradient(100deg,#1c2391,#ff6a00);transform:skewX(-18deg);opacity:.9;z-index:-1;}
.badge span{display:block;}
/* ── Primary CTA button — orange gradient, lifts + glows on hover ── */
/* #ff7e2f → #ff5e00 creates an angled warmth matching brand orange */
.btn-primary{background:linear-gradient(135deg,#ff7e2f,#ff5e00);color:#fff;padding:15px 35px;border-radius:10px;text-decoration:none;font-weight:600;display:inline-block;transition:transform var(--transition), box-shadow var(--transition), filter var(--transition);border:none;cursor:pointer;}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(255,106,0,0.35);filter:brightness(1.05);}

/* ============================================================
   4. SECTION LAYOUT UTILITIES
   ============================================================ */
.section{padding:120px 0;} /* generous top/bottom space for all sections */
.bg-light{background:var(--surface-muted);} /* off-white alternating section */

/* .bg-dark: used for the Contact section
   Deep navy gradient + orange radial glow in top-left corner */
.bg-dark{background:linear-gradient(180deg,#0b1c2d,#091728);color:#fff;position:relative;overflow:hidden;}
/* decorative ambient orb — brand orange, blurred, top-left */
.bg-dark::before{content:"";position:absolute;inset:-35% auto auto -20%;width:350px;height:350px;background:radial-gradient(circle at center,rgba(255,106,0,0.25),transparent 70%);pointer-events:none;}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;}

/* Stats: 3 equal-width counter tiles */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.stats div{background:#fff;padding:30px;text-align:center;border-radius:12px;box-shadow:0 8px 25px rgba(0,0,0,0.08);transition:transform var(--transition), box-shadow var(--transition);}
.stats div:hover{transform:translateY(-6px);box-shadow:0 16px 30px rgba(0,0,0,0.12);}
/* Stat number colour = primary orange #ff6a00 */
.stats h3{font-size:32px;color:#ff6a00;}

/* Auto-fit card grid — collapses from 3-col to 2-col to 1-col naturally */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:50px;}
.card{background:rgba(255,255,255,0.82);backdrop-filter:blur(10px);padding:40px;border-radius:15px;box-shadow:0 12px 30px rgba(0,0,0,0.08);transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);text-align:center;font-weight:500;border:1px solid rgba(255,255,255,0.4);}
/* Border flashes orange on hover to reinforce brand accent */
.card:hover{transform:translateY(-12px) scale(1.01);box-shadow:0 22px 34px rgba(12,22,41,0.14);border-color:rgba(255,106,0,0.35);}
/* .highlight: 6px solid orange top border for the industry-sector cards */
.highlight{border-top:6px solid #ff6a00;}

.center{text-align:center;}
.section-subtitle{max-width:760px;margin:14px auto 0;color:var(--ink-soft);}
/* Decorative underline bar injected after every section h2
   gradient: orange #ff6a00 → navy #1c2391 (brand pair)
   centred when h2 has the .center class */
.section:not(.catalogue-section) h2::after{content:"";display:block;width:48px;height:3px;background:linear-gradient(90deg,#ff6a00,#1c2391);border-radius:999px;margin:10px 0 0;}
.section:not(.catalogue-section) h2.center::after{margin:10px auto 0;}

.contact{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.contact-form{display:flex;flex-direction:column;gap:18px;}
.contact-form input,.contact-form textarea{padding:14px;border-radius:10px;border:1px solid rgba(255,255,255,0.12);background:rgba(255,255,255,0.97);}
.contact-form textarea{min-height:140px;resize:vertical;}

/* Footer: brand navy background #1c2391 to mirror the brand stripe top of page */
footer{text-align:center;padding:25px;background:#1c2391;color:#fff;font-size:14px;}
.footer-badge{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;margin:0 6px;padding:6px 14px;border-radius:999px;background:linear-gradient(100deg,#1c2391 0%,#1c2391 54%,#ff6a00 60%,#ff6a00 100%);border:1px solid rgba(255,255,255,.18);box-shadow:0 8px 18px rgba(5,12,24,.22),0 0 0 1px rgba(255,255,255,.06) inset;color:#fff;font-size:11px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;vertical-align:middle;position:relative;overflow:hidden;line-height:1.05;}
.footer-badge::after{content:"";position:absolute;top:0;left:52%;width:12%;height:100%;background:linear-gradient(100deg,#1c2391,#ff6a00);transform:skewX(-18deg);opacity:.9;}
.footer-badge span{display:block;}

/* ============================================================
   5. CATALOGUE SECTION
   ── Light blue-grey gradient background to differ from white sections.
   ── Two-column layout: copy panel (left) + iframe preview (right).
   ── Kicker badge uses brand orange tint.
   ── Preview bar uses near-black navy gradient for a "browser chrome" look.
   ============================================================ */
/* Gradient: very light blue-white — clean, airy, document-like feel */
.catalogue-section{position:relative;background:linear-gradient(180deg,#f8fbff 0%,#f5f8fc 48%,#eef3f9 100%);overflow:hidden;isolation:isolate;}
/* Decorative orange radial blur in top-right corner */
.catalogue-section::before{content:"";position:absolute;top:-120px;right:-90px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,0,.16),rgba(255,106,0,0) 68%);pointer-events:none;z-index:0;}
/* Brand watermark: uses the existing Saara Softtech logo image so the crane-bird motif
   from the catalogue is present in the section without showing a hard duplicate logo. */
.catalogue-section::after{content:"";position:absolute;left:-24px;bottom:28px;width:240px;height:240px;background:url('../images/logo.jpg') center/contain no-repeat;opacity:.08;filter:grayscale(1) contrast(1.05);pointer-events:none;z-index:0;transform:rotate(-8deg);}
.catalogue-heading{margin-bottom:26px;}
/* Kicker: small uppercase pill above the heading — orange tint bg, dark orange text */
.catalogue-kicker{display:inline-flex;align-items:center;justify-content:center;padding:8px 14px;border-radius:999px;background:rgba(255,106,0,.1);border:1px solid rgba(255,106,0,.18);color:#bf4f00;font-size:12px;font-weight:700;letter-spacing:.9px;text-transform:uppercase;}
/* Catalogue h2 uses deep navy #0d2237 (slightly darker than brand navy for better contrast) */
.catalogue-heading h2{margin-top:16px;font-size:40px;color:#0d2237;}
/* Left = slightly narrower (.95fr), right = slightly wider (1.15fr) for preview */
.catalogue-wrap{display:grid;grid-template-columns:minmax(320px,.95fr) minmax(360px,1.15fr);gap:28px;align-items:stretch;}
.catalogue-copy{background:linear-gradient(155deg,rgba(255,255,255,0.97),rgba(255,255,255,0.88));border:1px solid rgba(11,28,45,.08);border-radius:22px;padding:30px;box-shadow:0 18px 40px rgba(10,24,40,.08);position:relative;z-index:1;}
.catalogue-topline{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;}
/* Pill badge: solid brand navy #1c2391 background — matches footer + product buttons */
.catalogue-pill{display:inline-flex;align-items:center;justify-content:center;padding:7px 12px;border-radius:999px;background:#1c2391;color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;}
/* Muted pill variant: very faint navy tint for secondary labels */
.catalogue-pill.muted{background:rgba(16,37,59,.08);color:#20344d;}
.catalogue-copy h3{font-size:32px;line-height:1.15;color:#0d2237;}
.catalogue-copy p{margin-top:14px;color:#314a66;}
/* 2x2 grid of highlight tiles inside the copy panel */
.catalogue-highlights{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px;}
.catalogue-highlights div{background:rgba(244,246,250,.92);border:1px solid rgba(11,28,45,.07);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:6px;}
/* Highlight label uses brand navy #1c2391 for visual hierarchy */
.catalogue-highlights strong{font-size:15px;color:#1c2391;}
.catalogue-highlights span{font-size:14px;color:#51667f;}
.catalogue-actions{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap;}
/* Right panel: white card housing the PDF iframe */
.catalogue-preview{background:rgba(255,255,255,.88);border:1px solid rgba(11,28,45,.08);border-radius:22px;overflow:hidden;box-shadow:0 18px 40px rgba(10,24,40,.08);min-height:520px;display:flex;flex-direction:column;position:relative;z-index:1;}
/* Dark top bar (“browser chrome”) — near-black navy gradient */
.catalogue-preview-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:linear-gradient(180deg,rgba(16,37,59,.98),rgba(11,28,45,.95));color:#eef5ff;font-size:14px;font-weight:600;letter-spacing:.2px;}
.catalogue-preview-tag{padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.12);font-size:11px;letter-spacing:.8px;text-transform:uppercase;}
.catalogue-preview iframe{width:100%;height:100%;min-height:520px;border:none;background:#fff;}

/* ============================================================
   6. PRODUCTS CAROUSEL
   ── Arrow buttons (prev/next) flank the track.
   ── 7 cards stacked via position:absolute; only .active card
      is visible (opacity:1, translateX:0).
   ── Dots below act as both indicators and jump-to buttons.
   ── Arrow button colour: orange gradient (#ff8b43 → #ff5f05)
   ── Dot active colour: var(--primary) = #ff6a00
   ============================================================ */
/* 3-column grid: [prev-btn] [track] [next-btn] */
.carousel{margin-top:36px;display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;}
/* touch-action:pan-y lets the browser handle vertical scroll while
   JS intercepts horizontal swipe distance for slide changes */
/* min-height must be tall enough for the largest card (Sakhi's Shop: 160px image + text + 2 buttons ≈ 460px) */
.carousel-track{position:relative;min-height:480px;touch-action:pan-y;}
.carousel-track:focus-visible{outline:2px solid rgba(255,106,0,.65);outline-offset:6px;border-radius:18px;}
/* Cards are absolutely stacked — inactive are invisible & non-interactive */
.case-card{position:absolute;inset:0;background:linear-gradient(155deg,rgba(255,255,255,0.96),rgba(255,255,255,0.78));padding:32px;border-radius:18px;border:1px solid rgba(255,255,255,.55);box-shadow:var(--shadow);opacity:0;transform:translateX(40px) scale(.98);pointer-events:none;transition:opacity .55s ease, transform .55s ease;}
.case-card.active{opacity:1;transform:translateX(0) scale(1);pointer-events:auto;}
.case-card h3{font-size:30px;line-height:1.2;color:#0d2237;}
.case-card p{margin-top:12px;color:#314a66;}
.case-meta{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap;}
.case-meta span{padding:8px 12px;border-radius:999px;background:rgba(255,106,0,.12);color:#bf4f00;font-size:13px;font-weight:600;}
.product-media{height:120px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;position:relative;overflow:hidden;}
.product-media::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.18),rgba(255,255,255,0));}
.product-media span{position:relative;font-size:32px;font-weight:700;color:#fff;letter-spacing:1px;text-shadow:0 2px 8px rgba(0,0,0,.25);}
.sakhis-img-media{height:160px;background:#0d5b12;}
.sakhis-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;background:#0d5b12;}
.sakhis-img-media::before{display:none;}
.balut-img-media{height:160px;background:#f5eedc;}
.balut-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:12px;}
.balut-img-media::before{display:none;}
.fooder-img-media{height:160px;background:#ffffff;}
.fooder-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:16px;}
.fooder-img-media::before{display:none;}
.eatontime-img-media{height:160px;background:#fff;}
.eatontime-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:8px;}
.eatontime-img-media::before{display:none;}
.maintenance-img-media{height:160px;background:#ffffff;}
.maintenance-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:12px;background:#ffffff;}
.maintenance-img-media::before{display:none;}
.fastrack-img-media{height:170px;background:#0f1724;}
.fastrack-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:6px;}
.fastrack-img-media::before{display:none;}
.temple-img-media{height:170px;background:#fff7eb;}
.temple-img-media img{width:100%;height:100%;object-fit:contain;border-radius:14px;display:block;padding:8px;}
.temple-img-media::before{display:none;}
.media-sakhis{background:linear-gradient(135deg,#0c9962,#23c482);}
.media-balut{background:linear-gradient(135deg,#9a5d17,#d38a2f);}
.media-fooder{background:linear-gradient(135deg,#ff6a00,#ff9f45);}
.media-eatontime{background:linear-gradient(135deg,#0059a8,#0099dd);}
.media-maintenance{background:linear-gradient(135deg,#4a3fa0,#7c6fd4);}
.media-fastrack{background:linear-gradient(135deg,#9b1c1c,#ef4444);}
.media-temple{background:linear-gradient(135deg,#8b2e15,#d68a1c);}
/* Product link: secondary action button — solid brand navy #1c2391
   Hover lightens to #2230b0 (a step brighter on the same hue) */
.product-link{display:inline-block;margin-top:18px;text-decoration:none;background:#1c2391;color:#fff;padding:10px 18px;border-radius:10px;font-weight:600;transition:transform var(--transition), background var(--transition);border:none;cursor:pointer;font-family:inherit;font-size:14px;}
.product-link:hover{transform:translateY(-2px);background:#2230b0;}
.product-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;}
.product-actions .product-link{margin-top:0;}
/* Demo button variant: overrides to brand orange gradient */
.demo-btn{background:linear-gradient(135deg,#ff7e2f,#ff5e00);}
.demo-btn:hover{background:linear-gradient(135deg,#ff9a55,#ff7020);}

.video-modal{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;}
.video-modal[hidden]{display:none;}
.video-modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.82);backdrop-filter:blur(6px);}
.video-modal-box{position:relative;width:min(90vw,860px);background:#000;border-radius:16px;overflow:hidden;box-shadow:0 32px 64px rgba(0,0,0,.6);}
.video-modal-box video{width:100%;display:block;max-height:76vh;}
.video-modal-close{position:absolute;top:12px;right:14px;z-index:1;background:rgba(0,0,0,.6);color:#fff;border:none;border-radius:50%;width:36px;height:36px;font-size:20px;cursor:pointer;line-height:1;transition:background var(--transition);}
.video-modal-close:hover{background:rgba(255,94,0,.85);}
/* ── Carousel navigation arrows — orange gradient circles ── */
/* Box-shadow uses rgba(255,94,0,…) for a matching orange glow */
.carousel-btn{width:46px;height:46px;border:none;border-radius:50%;background:linear-gradient(135deg,#ff8b43,#ff5f05);color:#fff;cursor:pointer;font-size:20px;box-shadow:0 8px 16px rgba(255,94,0,.25);transition:transform var(--transition), box-shadow var(--transition);}
.carousel-btn:hover{transform:translateY(-2px);box-shadow:0 12px 20px rgba(255,94,0,.35);}
.carousel-btn:focus-visible{outline:2px solid rgba(255,106,0,.65);outline-offset:2px;}
/* Dot indicators — inactive: grey #8ca0b7, active: primary orange */
.carousel-dots{margin-top:20px;display:flex;justify-content:center;gap:10px;}
.carousel-dots .dot{width:9px;height:9px;border-radius:50%;background:#8ca0b7;display:inline-block;transition:transform var(--transition), background var(--transition);cursor:pointer;}
.carousel-dots .dot.active{background:var(--primary);transform:scale(1.35);}  /* active dot = #ff6a00 */

.hero-orb{position:absolute;border-radius:50%;filter:blur(3px);opacity:.45;z-index:1;animation:floatOrb 12s ease-in-out infinite;}
.orb-1{width:360px;height:360px;background:radial-gradient(circle at 30% 30%,rgba(255,126,47,0.9),rgba(255,126,47,0));top:10%;left:-80px;}
.orb-2{width:480px;height:480px;background:radial-gradient(circle at 40% 40%,rgba(255,170,87,0.45),rgba(255,170,87,0));bottom:-180px;right:-120px;animation-delay:-5s;}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.08) 1px,transparent 1px);background-size:46px 46px;mask-image:radial-gradient(circle at center,black 38%,transparent 78%);opacity:.24;z-index:2;}

.hero-metrics{display:flex;justify-content:center;gap:18px;margin:0 0 34px;flex-wrap:wrap;}
.hero-metrics div{background:rgba(255,255,255,0.12);padding:14px 18px;border-radius:12px;border:1px solid rgba(255,255,255,0.22);min-width:170px;}
.hero-metrics strong{display:block;font-size:22px;}
.hero-metrics span{font-size:13px;opacity:.92;}

/* ============================================================
   8. TICKER BAR
   ── Infinite marquee of technology capabilities.
   ── Border colours: top = brand navy rgba(28,35,145,.7)
                      bottom = brand orange rgba(255,106,0,.55)
   ── Each item has an orange dot bullet via ::before.
   ── The track is duplicated in HTML to achieve seamless looping.
   ============================================================ */
.ticker{background:#07182a;color:#c7d8ea;padding:12px 0;overflow:hidden;border-top:2px solid rgba(28,35,145,.7);border-bottom:2px solid rgba(255,106,0,.55);}
.ticker-track{display:flex;gap:42px;white-space:nowrap;animation:tickerMove 22s linear infinite;width:max-content;}
.ticker-track span{font-size:14px;text-transform:uppercase;letter-spacing:.85px;position:relative;}
/* Orange dot prefix before each ticker item */
.ticker-track span::before{content:"";position:absolute;left:-22px;top:50%;width:6px;height:6px;border-radius:50%;background:var(--primary);transform:translateY(-50%);}

/* ============================================================
   9. SCROLL-REVEAL UTILITY
   ── .reveal-up: initial hidden state, animated in by JS
      IntersectionObserver adding .is-visible class.
   ── Delay variants: .delay-1 (+120ms), .delay-2 (+240ms)
   ============================================================ */
.reveal-up{opacity:0;transform:translateY(28px);transition:opacity .75s ease, transform .75s ease;}
.reveal-up.delay-1{transition-delay:.12s;}
.reveal-up.delay-2{transition-delay:.24s;}
.reveal-up.is-visible{opacity:1;transform:translateY(0);}

/* Badge pulse: gentle scale beat on the hero badge pill */
.pulse{animation:pulse 2.6s ease-in-out infinite;}

/* ============================================================
   10. BACK-TO-TOP BUTTON
   ── Fixed bottom-right. Hidden until 500px scroll.
   ── Orange gradient matches .btn-primary.
   ── z-index:1001 sits above the fixed header (1000).
   ============================================================ */
.back-to-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border:none;border-radius:50%;background:linear-gradient(135deg,#ff7e2f,#ff5e00);color:#fff;font-size:20px;cursor:pointer;box-shadow:0 10px 20px rgba(255,94,0,.35);opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity var(--transition), transform var(--transition);z-index:1001;}
.back-to-top.visible{opacity:1;transform:translateY(0);pointer-events:auto;}

/* ============================================================
   11. CURSOR GLOW
   ── Ambient pointer-tracking blob (desktop only).
   ── mix-blend-mode:multiply only shows effect on light bg.
   ── Hidden at ≤900px breakpoint.
   ============================================================ */
.cursor-glow{position:fixed;inset:auto auto 0 0;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle at center,rgba(255,106,0,.16),rgba(255,106,0,0));pointer-events:none;z-index:0;mix-blend-mode:multiply;filter:blur(8px);}

/* ============================================================
   12. DARK THEME OVERRIDES
   ── All component-level overrides when body.theme-dark is set.
   ── Variables (--ink, --surface etc.) handle most cases;
      these rules handle elements with hard-coded colours.
   ============================================================ */
body.theme-dark .header{background:rgba(7,17,29,0.84);box-shadow:0 2px 15px rgba(0,0,0,0.35);}
body.theme-dark nav a{color:#d8e7f7;}
body.theme-dark .theme-toggle{background:rgba(9,24,40,.92);color:#ecf4ff;border-color:rgba(255,255,255,.18);}
/* Cards get a dark translucent navy background */
body.theme-dark .stats div,
body.theme-dark .card,
body.theme-dark .case-card{background:linear-gradient(155deg,rgba(12,27,43,0.95),rgba(10,23,37,0.88));border-color:rgba(255,255,255,.08);box-shadow:var(--shadow);}
body.theme-dark .section-subtitle,
body.theme-dark .case-card p{color:#a9bfd8;}
body.theme-dark .case-card h3{color:#eef5ff;}
/* Meta tag: background shifts to darker orange tint, text to warm cream */
body.theme-dark .case-meta span{background:rgba(255,106,0,.22);color:#ffd0ae;}
/* Product links become orange on dark (navy would vanish on dark bg) */
body.theme-dark .product-link{background:#ff6a00;color:#fff;}
body.theme-dark .product-link:hover{background:#ff8742;}
/* Catalogue dark overrides: section bg → very dark navy gradient */
body.theme-dark .catalogue-section{background:linear-gradient(180deg,#08131f 0%,#091827 55%,#0a1725 100%);}
body.theme-dark .catalogue-section::after{opacity:.1;filter:grayscale(1) brightness(1.7) contrast(1.05);}
body.theme-dark .catalogue-kicker{background:rgba(255,106,0,.14);border-color:rgba(255,106,0,.22);color:#ffc39d;}
body.theme-dark .catalogue-heading h2{color:#eef5ff;}
body.theme-dark .catalogue-copy,
body.theme-dark .catalogue-preview{background:linear-gradient(155deg,rgba(12,27,43,0.95),rgba(10,23,37,0.88));border-color:rgba(255,255,255,.08);}
/* Catalogue pills stay orange on dark for visibility */
body.theme-dark .catalogue-pill{background:#ff6a00;color:#fff;}
body.theme-dark .catalogue-pill.muted{background:rgba(255,255,255,.08);color:#d7e5f5;}
body.theme-dark .catalogue-copy h3{color:#eef5ff;}
body.theme-dark .catalogue-copy p{color:#a9bfd8;}
body.theme-dark .catalogue-highlights div{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08);}
body.theme-dark .catalogue-highlights strong{color:#eef5ff;}
body.theme-dark .catalogue-highlights span{color:#a9bfd8;}
body.theme-dark .contact-form input,
body.theme-dark .contact-form textarea{background:rgba(6,18,30,0.95);color:#ebf4ff;border-color:rgba(255,255,255,.14);}
body.theme-dark .bg-light{background:#091827;}
body.theme-dark footer{background:#02060b;} /* footer goes near-black in dark mode to avoid navy-on-dark clash */

/* ============================================================
   13. KEYFRAME ANIMATIONS
   ============================================================ */
/* Hero signal widget entrance — scales up from 70% while fading in */
@keyframes heroSignalReveal{
  0%{opacity:0;transform:scale(.7) translateY(20px);}
  100%{opacity:1;transform:scale(1) translateY(0);}
}
/* Outer ring: full 360° rotation in 16s (slow ambient spin) */
@keyframes signalSpin{
  0%{transform:rotate(0deg);}
  100%{transform:rotate(360deg);}
}
/* Inner ring: counter-clockwise at a different speed for contrast */
@keyframes signalSpinReverse{
  0%{transform:rotate(360deg);}
  100%{transform:rotate(0deg);}
}
/* Core orb: gentle 6% scale pulse with matching glow change */
@keyframes signalCorePulse{
  0%,100%{transform:scale(1);box-shadow:0 0 18px rgba(255,106,0,.38);}
  50%{transform:scale(1.06);box-shadow:0 0 28px rgba(255,106,0,.62);}
}
/* Node pulse: opacity + glow oscillation; nodes offset 0.8s each */
@keyframes nodePulse{
  0%,100%{opacity:.55;box-shadow:0 0 10px rgba(255,255,255,.62);}
  50%{opacity:1;box-shadow:0 0 18px rgba(255,255,255,.98);}
}
/* Background orbs: slow diagonal float for subtle life */
@keyframes floatOrb{
  0%,100%{transform:translateY(0) translateX(0);}
  50%{transform:translateY(-24px) translateX(16px);}
}
/* Ticker marquee: moves track by 50% (half) because HTML items are duplicated */
@keyframes tickerMove{
  0%{transform:translateX(0);}
  100%{transform:translateX(-50%);}
}
/* Badge heartbeat: subtle scale for the hero pill */
@keyframes pulse{
  0%,100%{transform:scale(1);}
  50%{transform:scale(1.04);}
}

/* ============================================================
   14. RESPONSIVE BREAKPOINTS
   ── 900px: tablets and small laptops → single-column layouts
   ── 640px: phones → tighter padding, smaller text
   ── prefers-reduced-motion: disables all animations for
      users who have requested reduced motion in their OS.
   ============================================================ */
@media(max-width:900px){
.two-col,.contact{grid-template-columns:1fr;}
.stats{grid-template-columns:1fr;}
.hero h1{font-size:34px;}
.hero-signal{position:relative;top:auto;left:auto;width:160px;height:160px;margin:0 auto 20px;}
.section{padding:90px 0;}
.hero{min-height:640px;padding-top:70px;}
.hero-metrics div{min-width:140px;}
.nav{gap:12px;}
nav a{margin-left:16px;font-size:14px;}
.theme-toggle{margin-left:10px;width:38px;height:38px;}
.carousel{grid-template-columns:1fr;}
.carousel-btn{display:none;}
.carousel-track{min-height:520px;}
.catalogue-heading h2{font-size:34px;}
.catalogue-highlights{grid-template-columns:1fr 1fr;}
.catalogue-wrap{grid-template-columns:1fr;}
.catalogue-preview,
.catalogue-preview iframe{min-height:420px;}
.catalogue-section::after{width:180px;height:180px;left:-18px;bottom:18px;opacity:.07;}
.cursor-glow{display:none;}
}

/* ── 640px: Phone breakpoint ── */
@media(max-width:640px){
.logo img{height:56px;}
nav a{margin-left:12px;font-size:13px;}
.hero p{font-size:17px;}
.hero-metrics{gap:10px;}
.hero-metrics div{padding:10px 12px;min-width:120px;}
.btn-primary{padding:13px 24px;}
.cards{grid-template-columns:1fr;}
.case-card{padding:22px;}
.case-card h3{font-size:24px;}
.catalogue-heading h2{font-size:28px;}
.catalogue-copy{padding:22px;}
.catalogue-highlights{grid-template-columns:1fr;}
.catalogue-preview-bar{padding:12px 14px;}
.product-media{height:92px;}
.catalogue-section::after{width:140px;height:140px;left:-12px;bottom:14px;}
}

/* Honour OS-level reduced-motion preference — disable every animation */
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}