/* ==========================================================
   I.S.C. Group Limited - main stylesheet
   Theme: navy + teal, rounded white cards, gradient icon tiles
   ========================================================== */
:root{
  --navy:#3c2a61;
  --navy-deep:#2a1c46;
  --teal:#f2b134;
  --teal-text:#573d7e;          /* teal dark enough for text on white */
  --text:#635877;
  --line:#e8e4ef;
  --tint:#f5f2fa;
  --tint-2:#ece6f5;
  --amber:#f5a524;
  --grad:linear-gradient(135deg,#2f1f4f 0%,#573d7e 58%,#7b58ae 100%);
  --radius:24px;
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
body{margin:0;font:400 16px/1.65 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{color:var(--navy);margin:0;letter-spacing:-.02em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(87,61,126,.45);outline-offset:2px;border-radius:6px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.skip{position:absolute;left:12px;top:-60px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:10px;z-index:100}
.skip:focus{top:12px}

/* icons */
.ic{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ic.fill{fill:currentColor;stroke:none}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:12px;font:600 15px/1.2 inherit;border:1.5px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,box-shadow .2s,transform .2s}
.btn-primary{background:var(--teal);color:var(--navy);box-shadow:0 8px 20px -10px rgba(242,177,52,.9)}
.btn-primary:hover{background:#f7c35c;box-shadow:0 12px 24px -10px rgba(242,177,52,1)}
.btn-ghost{background:#fff;border-color:#d7d0e3;color:var(--navy)}
.btn-ghost:hover{border-color:var(--teal);background:var(--tint)}
.btn-lg{padding:16px 30px;font-size:16px}
button.btn[disabled]{opacity:.65;cursor:wait}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .25s,border-color .25s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 6px 24px -14px rgba(60,42,97,.35)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark,.tile{display:grid;place-items:center;background:var(--grad);color:#fff;flex:none}
.logo-mark{width:42px;height:42px;border-radius:12px}
.logo-img{display:block;height:46px;width:auto;max-width:100%}
.logo-mark .ic{width:24px;height:24px}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:20px;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.logo-text i{font-style:normal;color:var(--teal)}
.logo-text small{font-size:11.5px;font-weight:500;color:#86799d;letter-spacing:.01em}
nav{display:flex;align-items:center;gap:16px}
nav ul{display:flex;gap:4px}
nav ul a{position:relative;display:block;padding:9px 15px;border-radius:10px;font-weight:500;font-size:15px;color:var(--navy);transition:background .2s}
nav ul a:hover{background:var(--tint)}
nav ul a.active{background:var(--tint-2);font-weight:600}
nav ul a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:4px;height:2px;border-radius:2px;background:var(--teal)}
.nav-cta{padding:12px 22px}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-login{padding:11px 20px}

/* mobile toggle button (three bars that turn into a cross) */
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1.5px solid var(--line);background:#fff;cursor:pointer;place-items:center;padding:0}
.nav-toggle:hover{border-color:var(--teal)}
.bars{position:relative;display:block;width:20px;height:14px}
.bars span{position:absolute;left:0;width:100%;height:2px;border-radius:2px;background:var(--navy);transition:transform .25s,opacity .2s,top .25s}
.bars span:nth-child(1){top:0}.bars span:nth-child(2){top:6px}.bars span:nth-child(3){top:12px}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(1){top:6px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(3){top:6px;transform:rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:64px 0 112px;background:radial-gradient(900px 420px at 88% -8%,rgba(123,88,174,.14),transparent 62%),linear-gradient(#fff,var(--tint))}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 15px 7px 11px;margin-bottom:22px;background:#fff;border:1px solid var(--line);border-radius:99px;font-weight:600;font-size:13.5px;color:var(--teal-text)}
.pill .ic{width:17px;height:17px}
.hero h1{font-size:clamp(34px,5vw,56px);font-weight:800;line-height:1.07;letter-spacing:-.03em;margin-bottom:22px}
.lead{font-size:19px;line-height:1.65;max-width:54ch;margin-bottom:32px}
.cta{display:flex;flex-wrap:wrap;gap:14px}

.plan{margin:0;background:#fff;border:1px solid var(--line);border-radius:28px;padding:20px 20px 18px;box-shadow:0 30px 60px -32px rgba(60,42,97,.35)}
.plan-canvas{position:relative}
.plan svg{display:block;width:100%;height:auto}
.plan text{font:500 12px "Inter",sans-serif;fill:#84769d}
.shell{fill:#f9f8fb;stroke:var(--navy);stroke-width:3}
.walls{fill:none;stroke:var(--navy);stroke-width:3;stroke-linecap:round}
.furn{fill:#e3deed}
.dock{fill:none;stroke:#b4aac5;stroke-width:1.5;stroke-dasharray:5 4}
.door{fill:var(--teal)}
.cam{fill:var(--navy);stroke:#fff;stroke-width:2.5}
.cone polygon{fill:rgba(242,177,52,.24);stroke:rgba(242,177,52,.7);stroke-width:1}
.cone{transform-box:view-box;animation:sweep 7s ease-in-out infinite alternate}
.c1{transform-origin:68px 68px}
.c2{transform-origin:462px 62px;animation-duration:9s;animation-delay:-3s}
.c3{transform-origin:462px 362px;animation-duration:8s;animation-delay:-5s}
@keyframes sweep{from{transform:rotate(-7deg)}to{transform:rotate(7deg)}}
.gap-zone{fill:rgba(245,165,36,.13);stroke:var(--amber);stroke-width:1.5;stroke-dasharray:5 4}
.gap-dot{fill:var(--amber);stroke:#fff;stroke-width:2.5}
.gap-pulse{fill:none;stroke:var(--amber);stroke-width:2;transform-box:view-box;transform-origin:200px 322px;animation:pulse 2.4s ease-out infinite}
@keyframes pulse{from{transform:scale(1);opacity:.9}to{transform:scale(3.4);opacity:0}}
.tag{position:absolute;transform:translateX(-50%);white-space:nowrap;padding:5px 12px;background:#fff;border:1px solid var(--line);border-radius:99px;font-weight:600;font-size:12px;line-height:1.3;color:var(--navy);box-shadow:0 6px 16px -8px rgba(60,42,97,.45)}
.tag-door{left:25%;top:0}
.tag-cam{left:78%;top:60%}
.tag-gap{left:38.5%;top:65%;background:#fff6e3;border-color:#f3d28f;color:#8a5200}
.plan figcaption{margin:16px 6px 0;font-size:14.5px;line-height:1.55}

/* ---------- stats ---------- */
.stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);margin-top:-52px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 20px 40px -28px rgba(60,42,97,.35)}
.stats li{padding:24px 28px;border-right:1px solid var(--line)}
.stats li:last-child{border-right:0}
.stats strong{display:block;font-size:32px;line-height:1.1;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.stats span{font-size:14.5px}

/* ---------- sections ---------- */
section{padding:92px 0}
section.alt{background:var(--tint)}
section h2{font-size:clamp(28px,3.4vw,40px);font-weight:800;line-height:1.15;margin-bottom:18px}
section p{font-size:17px;line-height:1.75}
.head{max-width:680px;margin-bottom:48px}
.head h2{margin-bottom:14px}
.head p{margin:0}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.stack{display:flex;flex-direction:column;gap:16px}
.sub{font-size:20px;font-weight:700;margin:52px 0 16px}

/* cards and icon tiles */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;transition:border-color .2s,box-shadow .2s}
.card:hover{border-color:rgba(87,61,126,.45);box-shadow:0 18px 36px -26px rgba(60,42,97,.45)}
.card h3{font-size:20px;font-weight:650;line-height:1.3;margin:22px 0 10px}
.card p{font-size:15.5px;line-height:1.65;margin:0}
.tile{width:56px;height:56px;border-radius:14px}
.tile .ic{width:26px;height:26px}
.tile.sm{width:40px;height:40px;border-radius:11px}
.tile.sm .ic{width:20px;height:20px}
.card.row{display:flex;gap:18px;align-items:flex-start;padding:24px 26px;border-radius:20px}
.card.row h3{margin:2px 0 6px;font-size:18px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

.spec{display:flex;flex-direction:column}
.ticks{margin:20px 0 0}
.ticks li{position:relative;padding-left:28px;margin-bottom:9px;font-size:15px;line-height:1.5}
.ticks li::before{content:"";position:absolute;left:0;top:2px;width:18px;height:18px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300a5b6' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/contain no-repeat}
.more{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:22px;font-weight:600;font-size:15px;color:var(--teal-text)}
.more .ic{width:18px;height:18px;transition:transform .2s}
.more:hover .ic{transform:translateX(4px)}

.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.sub + .chips{margin-top:0}
.chips li{padding:8px 16px;background:#f4f2f8;border:1px solid #dcd5e8;border-radius:99px;font-weight:600;font-size:14px;color:var(--navy)}

.clients{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.clients li.logo-item{justify-content:center;height:108px;padding:12px 20px}
.clients li.logo-item img{max-width:100%;max-height:78px;width:auto;height:auto;object-fit:contain}
.clients li{display:flex;align-items:center;gap:12px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:18px;font-weight:600;font-size:15px;line-height:1.35;color:var(--navy)}

/* approach (a real sequence, so numbered) */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;counter-reset:s}
.steps li{position:relative;padding-top:62px;counter-increment:s}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:700;font-size:17px}
.steps li:not(:last-child)::after{content:"";position:absolute;top:21px;left:56px;right:-12px;height:2px;background:var(--line)}
.steps b{display:block;font-size:18px;color:var(--navy);margin-bottom:4px}
.steps span{font-size:15px;line-height:1.55;display:block}

.band{padding:60px 0;background:linear-gradient(135deg,var(--navy-deep),#39245e);color:#d3cae3}
.band h2{color:#fff;font-size:28px;margin-bottom:10px}
.band p{max-width:70ch;margin:0;font-size:17px}

.cta-band{padding:88px 0}
.cta-card{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:52px 56px;border-radius:32px;background:var(--grad);color:rgba(255,255,255,.88)}
.cta-card h2{color:#fff;margin-bottom:10px}
.cta-card p{margin:0;max-width:56ch}
.cta-card .btn-primary{background:#fff;color:var(--navy);box-shadow:none;flex:none}
.cta-card .btn-primary:hover{background:var(--tint-2)}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:#c4b9d7;padding:68px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:40px}
.site-footer h3{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:0}
.site-footer li{margin-bottom:10px;font-size:15px}
.site-footer a:hover{color:var(--teal)}
.foot-about p{margin:18px 0 0;font-size:15px;max-width:34ch}
.logo-light .logo-text b{color:#fff}
.logo-light .logo-text small{color:#a294ba}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:14px}

/* ---------- floating buttons ---------- */
.fab{position:fixed;right:24px;bottom:24px;z-index:60;display:flex;flex-direction:column;gap:12px}
.fab-btn{width:54px;height:54px;border-radius:50%;border:0;display:grid;place-items:center;cursor:pointer;box-shadow:0 12px 26px -10px rgba(42,28,70,.55);transition:transform .2s,opacity .25s,visibility .25s}
.fab-btn:hover{transform:translateY(-3px)}
.fab-btn .ic{width:24px;height:24px}
.fab-top{background:#1e1332;color:#fff;opacity:0;visibility:hidden;transform:translateY(10px)}
.fab-top.show{opacity:1;visibility:visible;transform:none}
.fab-top.show:hover{transform:translateY(-3px)}
.fab-call{background:linear-gradient(135deg,#54348a,#5d3a99);color:var(--navy-deep)}
.fab-wa{background:#25d366;color:#fff}
.fab-wa .ic{width:28px;height:28px}

/* ---------- inner pages / contact ---------- */
.page-head{padding:64px 0 56px;background:radial-gradient(800px 360px at 90% -20%,rgba(123,88,174,.14),transparent 62%),linear-gradient(#fff,var(--tint))}
.page-head h1{font-size:clamp(34px,4.6vw,50px);font-weight:800;letter-spacing:-.03em;line-height:1.1;margin-bottom:14px}
.page-head .lead{margin:0}
section.contact-section{padding:56px 0 96px}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:32px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:14px}
.info-card{display:flex;align-items:center;gap:16px;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:20px;transition:border-color .2s}
a.info-card:hover{border-color:rgba(87,61,126,.45)}
.info-card b{display:block;font-size:16px;color:var(--navy);line-height:1.3}
.info-card span:not(.tile){font-size:15px;word-break:break-word}
.tile.wa{background:#25d366}
.form-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:40px;box-shadow:0 30px 60px -40px rgba(60,42,97,.4)}
.form-card h2{font-size:26px;margin-bottom:22px}
.field{margin-bottom:18px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
label{display:block;margin-bottom:6px;font-size:14px;font-weight:600;color:var(--navy)}
.opt{font-weight:500;color:#8a7f9d}
input,select,textarea{width:100%;padding:13px 16px;font:400 16px/1.4 inherit;color:var(--navy);background:#fff;border:1.5px solid #dcd6e7;border-radius:12px;transition:border-color .2s,box-shadow .2s}
textarea{resize:vertical;min-height:140px}
input::placeholder,textarea::placeholder{color:#a59bb6}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--teal-text);box-shadow:0 0 0 4px rgba(87,61,126,.18)}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#d64545}
.field-msg{margin-top:6px;font-size:13.5px;color:#b42318}
.trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{padding:14px 18px;border-radius:12px;margin-bottom:22px;font-size:15px;line-height:1.5;border:1px solid transparent}
.notice[hidden]{display:none}
.notice.ok{background:#e8f8ef;color:#0b5d36;border-color:#bfe8d1}
.notice.err{background:#fdeeee;color:#8f1f1f;border-color:#f5c6c6}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero{padding-bottom:96px}
  .plan{max-width:620px}
  .grid{grid-template-columns:repeat(2,1fr)}
  .clients{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr;gap:0}
  .steps li{padding:0 0 28px 64px;min-height:72px}
  .steps li:not(:last-child)::after{top:48px;bottom:4px;left:21px;right:auto;width:2px;height:auto}
  .two{grid-template-columns:1fr;gap:40px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 32px}
}
@media (max-width:900px){
  .nav-toggle{display:grid}
  nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:14px;padding:12px 24px 24px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 30px -24px rgba(60,42,97,.4)}
  nav.open{display:flex}
  nav ul{flex-direction:column;gap:2px}
  nav ul a{padding:13px 14px;font-size:16px}
  nav ul a.active::after{left:14px;right:auto;width:28px;bottom:7px}
  .nav-cta{width:100%}
  .nav-actions{flex-direction:column;align-items:stretch}
  .nav-login{width:100%}
  .bar{position:relative}
  .contact-grid{grid-template-columns:1fr}
  .form-card{order:-1}
}
@media (max-width:760px){
  section{padding:68px 0}
  .stats{grid-template-columns:1fr 1fr;margin-top:-44px}
  .stats li{padding:20px;border-bottom:1px solid var(--line)}
  .stats li:nth-child(2n){border-right:0}
  .stats li:nth-last-child(-n+2){border-bottom:0}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .grid{grid-template-columns:1fr}
  .card{padding:26px}
  .hero{padding-top:40px}
  .cta .btn{width:100%}
  .field-row{grid-template-columns:1fr}
  .form-card{padding:26px 20px;border-radius:24px}
  .foot-grid{grid-template-columns:1fr}
  .fab{right:16px;bottom:16px;gap:10px}
  .fab-btn{width:50px;height:50px}
  .tag{font-size:11px;padding:4px 9px}
  .tag-door{left:0;transform:none}
  .tag-cam{left:auto;right:0;transform:none}
  .cta-band{padding:60px 0}
  .logo-text small{display:none}
  .logo-img{height:36px}
}
@media (max-width:420px){ .clients{grid-template-columns:1fr} }
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
.foot-logo{display:block;height:46px;width:auto;max-width:100%}