/* InterHouse PR — interhouse.ly
   Corporate & modern. Navy base + electric indigo/cyan accents.
   Shared by the Arabic (/) and English (/en/) pages. RTL overrides at the bottom.
   Fonts (Poppins Latin + Cairo Arabic) load via <link> in each page's <head>. */

/* ---------- Tokens ---------- */
:root{
  --ink:#0A1A2F;
  --ink-2:#22344C;
  --ink-soft:#4A5B72;
  --accent:#4F46E5;        /* electric indigo */
  --accent-dark:#3F37C9;
  --accent-2:#06B6D4;      /* cyan */
  --grad:linear-gradient(120deg,#4F46E5 0%,#6366F1 45%,#06B6D4 100%);
  --grad-soft:linear-gradient(120deg,rgba(79,70,229,.12),rgba(6,182,212,.12));
  --paper:#FFFFFF;
  --mist:#F5F7FB;
  --line:#E4E9F1;
  --muted:#5A6B82;
  --wa:#25D366;
  --radius:16px;
  --shadow:0 10px 34px rgba(10,26,47,.09);
  --shadow-lg:0 24px 70px rgba(10,26,47,.16);
  --ring:0 0 0 4px rgba(79,70,229,.18);
  --wrap:1160px;
  --font:'Poppins','Segoe UI',system-ui,Arial,sans-serif;
  --gap:clamp(66px,9vw,124px);
}
[lang="ar"],[dir="rtl"]{--font:'Cairo','Segoe UI',system-ui,Arial,sans-serif}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
body{
  font-family:var(--font);color:var(--ink);background:var(--paper);
  line-height:1.65;font-size:17px;overflow-x:clip;width:100%;position:relative;
}
.wrap,section,.hero,.site-header,.site-footer,.trust{max-width:100%}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-dark)}
h1,h2,h3,h4{line-height:1.16;font-weight:700;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5.2vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.55rem)}
h3{font-size:1.22rem}
p{color:var(--ink-2)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:5px}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  background-size:200% 200%;animation:gradmove 8s ease infinite}
@keyframes gradmove{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

/* ---------- Layout ---------- */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
section{padding-block:var(--gap)}
.section-head{max-width:660px;margin-bottom:50px}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:600;
  font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px;
}
.section-head .kicker::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}
.section-head p{margin-top:14px;color:var(--muted)}
.mist{background:var(--mist)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:inherit;font-weight:600;font-size:1rem;
  padding:14px 28px;border-radius:12px;border:2px solid transparent;cursor:pointer;position:relative;
  transition:transform .15s ease,box-shadow .25s ease,background .25s ease,color .2s ease;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 24px rgba(79,70,229,.32)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;box-shadow:0 12px 34px rgba(79,70,229,.42);transform:translateY(-2px)}
.btn-wa{background:var(--wa);color:#06331a}
.btn-wa:hover{filter:brightness(.96);color:#06331a;transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--paper)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.4);background:transparent}
.btn-ghost.on-dark:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background .25s ease,border-color .25s ease}
.site-header.scrolled{background:rgba(255,255,255,.94);border-bottom-color:transparent;box-shadow:0 10px 30px rgba(10,26,47,.12)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px;transition:height .25s ease}
.site-header.scrolled .wrap{height:64px}
.brand{display:flex;align-items:center}
.brand img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:30px}
.nav a{color:var(--ink);font-weight:500;font-size:.98rem;position:relative;padding-block:6px}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--grad);border-radius:2px;transition:width .25s ease}
.nav a:hover{color:var(--accent)}
.nav a:hover::after{width:100%}
.header-cta{display:flex;align-items:center;gap:14px}
.lang-switch{color:var(--muted);font-weight:600;font-size:.9rem;border:1px solid var(--line);padding:7px 13px;border-radius:10px}
.lang-switch:hover{border-color:var(--accent);color:var(--accent)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}

/* ---------- Hero (photo slider) ---------- */
.hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--ink)}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transform:scale(1.08);transition:opacity 1.4s ease;
}
.hero-slide.active{opacity:1;animation:kenburns 8s ease forwards}
@keyframes kenburns{from{transform:scale(1.12)}to{transform:scale(1)}}
.hero::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(6,12,24,.92) 0%,rgba(8,16,32,.74) 42%,rgba(10,20,40,.36) 100%)}
[dir="rtl"] .hero::after{background:linear-gradient(270deg,rgba(6,12,24,.92) 0%,rgba(8,16,32,.74) 42%,rgba(10,20,40,.36) 100%)}
.hero .wrap{position:relative;z-index:3;max-width:820px;padding-block:60px}
.hero .tagline{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:600;letter-spacing:.04em;
  margin-bottom:20px;font-size:.9rem;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  padding:8px 16px;border-radius:999px;backdrop-filter:blur(4px)}
.hero .tagline::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-2);
  box-shadow:0 0 0 0 rgba(6,182,212,.7);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(6,182,212,.6)}70%{box-shadow:0 0 0 12px rgba(6,182,212,0)}100%{box-shadow:0 0 0 0 rgba(6,182,212,0)}}
.hero h1{color:#fff}
.hero p.lead{color:#D3DEEE;font-size:1.16rem;margin:22px 0 34px;max-width:58ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.hero-dots{position:absolute;z-index:3;inset-block-end:26px;inset-inline-start:max(20px,calc((100% - var(--wrap))/2 + 20px));display:flex;gap:10px;max-width:calc(100% - 40px)}
.hero-dots button{width:34px;height:4px;border:0;border-radius:2px;background:rgba(255,255,255,.35);cursor:pointer;padding:0;transition:background .25s}
.hero-dots button.active{background:#fff}
.scroll-cue{position:absolute;z-index:3;inset-block-end:22px;inset-inline-end:26px;color:rgba(255,255,255,.7);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.scroll-cue::after{content:"";width:1px;height:26px;background:linear-gradient(rgba(255,255,255,.7),transparent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%,100%{transform:translateY(-4px);opacity:.4}50%{transform:translateY(4px);opacity:1}}

/* ---------- Trust strip ---------- */
.trust{border-block:1px solid var(--line);background:var(--paper)}
.trust .wrap{display:flex;flex-wrap:wrap;gap:14px 44px;align-items:center;justify-content:center;padding-block:26px;text-align:center}
.trust span{color:var(--muted);font-weight:600;font-size:.95rem}
.trust b{color:var(--ink)}

/* ---------- Cards / grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:.98rem}
.pillar .ic{width:48px;height:48px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:20px;
  box-shadow:0 8px 20px rgba(79,70,229,.28)}
.pillar .ic svg{width:22px;height:22px;stroke:#fff}
.clients .card{text-align:center}
.clients .card .ic{margin-inline:auto}

/* ---------- Photo band (About) ---------- */
.photo-band{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin:38px 0 6px}
.photo-band figure{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;height:230px}
.photo-band img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.photo-band figure:hover img{transform:scale(1.06)}
.photo-band figure:nth-child(2){transform:translateY(18px)}

/* ---------- Services on photo backdrop ---------- */
.services-photo{position:relative;color:#fff;background:var(--ink) center/cover no-repeat}
.services-photo::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,14,28,.94),rgba(8,18,36,.90));z-index:0}
.services-photo>.wrap{position:relative;z-index:1}
.services-photo .section-head .kicker{color:var(--accent-2)}
.services-photo .section-head h2{color:#fff}
.services-photo .section-head p{color:#C6D2E4}
.services-photo .svc-group>h3{color:var(--accent-2)}
.services-photo .svc-group>h3::after{background:linear-gradient(90deg,rgba(255,255,255,.18),transparent)}
[dir="rtl"] .services-photo .svc-group>h3::after{background:linear-gradient(270deg,rgba(255,255,255,.18),transparent)}
.services-photo .svc{background:rgba(255,255,255,.96);backdrop-filter:blur(6px);color:var(--ink)}
.services-photo .svc h4{color:var(--ink)}
.services-photo .svc p{color:var(--muted)}

/* ---------- Services ---------- */
.svc-group{margin-bottom:46px}
.svc-group:last-child{margin-bottom:0}
.svc-group>h3{display:flex;align-items:center;gap:16px;margin-bottom:24px;font-size:1rem;color:var(--accent);
  text-transform:uppercase;letter-spacing:.09em}
.svc-group>h3::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}
[dir="rtl"] .svc-group>h3::after{background:linear-gradient(270deg,var(--line),transparent)}
.svc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;position:relative;overflow:hidden;
  transition:border-color .25s,transform .25s,box-shadow .25s}
.svc::before{content:"";position:absolute;inset-inline-start:0;inset-block-start:0;width:3px;height:100%;background:var(--grad);transform:scaleY(0);transform-origin:top;transition:transform .3s ease}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.svc:hover::before{transform:scaleY(1)}
.svc h4{font-size:1.06rem;margin-bottom:8px}
.svc p{color:var(--muted);font-size:.95rem}

/* ---------- Tips (brand positioning) ---------- */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;counter-reset:tip}
.tip{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;position:relative;
  box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.tip:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.tip::before{counter-increment:tip;content:counter(tip,decimal-leading-zero);
  font-weight:700;font-size:1rem;color:var(--accent);letter-spacing:.1em;
  display:block;margin-bottom:14px}
.tip h3{margin-bottom:12px;font-size:1.16rem}
.tip p{color:var(--muted);font-size:.97rem}
.tips-cta{margin-top:44px;display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.tips-cta p{color:var(--muted);font-size:.97rem;margin:0}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info li{list-style:none;display:flex;gap:14px;margin-bottom:20px;color:var(--ink-2)}
.contact-info .ic{flex:none;width:42px;height:42px;border-radius:12px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center}
.contact-info .ic svg{width:19px;height:19px;stroke:var(--accent)}
.contact-info a{color:var(--ink-2)}
.contact-info a:hover{color:var(--accent)}
.map{margin-top:14px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10}
.map iframe{width:100%;height:100%;border:0;display:block}
form.lead-form{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:7px}
.field input,.field textarea{width:100%;font-family:inherit;font-size:1rem;color:var(--ink);padding:13px 15px;
  border:1px solid var(--line);border-radius:11px;background:var(--mist);transition:border-color .15s,background .15s,box-shadow .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:var(--ring)}
.field textarea{min-height:130px;resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.85rem;color:var(--muted);margin-top:12px}
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:11px;font-size:.95rem;font-weight:500}
.form-msg.ok{display:block;background:#E6F6EC;color:#1B7A3D;border:1px solid #B6E3C6}
.form-msg.err{display:block;background:#FCE8E8;color:#A62828;border:1px solid #F0C2C2}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#B9C6D9;padding-block:58px 28px;font-size:.94rem}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.site-footer .brand img{height:28px;filter:none}
.site-footer h4{color:#fff;font-size:.85rem;letter-spacing:.11em;text-transform:uppercase;margin-bottom:16px}
.site-footer a{color:#B9C6D9;display:block;margin-bottom:9px}
.site-footer a:hover{color:#fff}
.site-footer .socials{display:flex;gap:12px;margin-top:8px}
.site-footer .socials a{margin:0;width:38px;height:38px;border:1px solid rgba(255,255,255,.18);border-radius:11px;display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s}
.site-footer .socials a:hover{background:var(--accent);border-color:var(--accent)}
.site-footer .socials svg{width:17px;height:17px;fill:currentColor}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:22px;text-align:center;color:#8090A6;font-size:.84rem}
.legal p{color:inherit;margin:2px 0}
.legal a{display:inline;color:#8090A6}
.legal a:hover{color:#B9C6D9}

/* ---------- Floating WhatsApp ---------- */
.wa-float{position:fixed;inset-block-end:22px;inset-inline-end:22px;z-index:60;width:56px;height:56px;border-radius:50%;
  background:var(--wa);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);transition:transform .2s}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:50%;background:var(--wa);opacity:.5;animation:pulse 2.4s infinite}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff;position:relative}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero-slide.active,.grad-text,.hero .tagline::before,.wa-float::before,.scroll-cue::after{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .grid-3,.svc-list,.tips-grid{grid-template-columns:1fr 1fr}
  .photo-band{grid-template-columns:1fr 1fr}
  .photo-band figure:nth-child(3){display:none}
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .site-footer .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav,.header-cta .btn{display:none}
  .nav-toggle{display:block}
  .nav.open{display:flex;flex-direction:column;position:absolute;inset-inline:0;top:78px;background:#fff;border-bottom:1px solid var(--line);padding:18px 24px;gap:16px}
  .grid-3,.svc-list,.tips-grid,.site-footer .wrap,.photo-band{grid-template-columns:1fr}
  .photo-band figure:nth-child(2){transform:none}
  .photo-band figure:nth-child(3){display:block}
  .photo-band figure{height:200px}
  .trust .wrap{gap:10px 24px}
  .hero{min-height:auto;padding-block:20px}
  .scroll-cue{display:none}
  body{font-size:16px}
}

/* ---------- RTL ---------- */
[dir="rtl"] body,[dir="rtl"] h1,[dir="rtl"] h2,[dir="rtl"] h3,[dir="rtl"] h4{letter-spacing:0}
[dir="rtl"] .section-head .kicker,[dir="rtl"] .svc-group>h3,[dir="rtl"] .tip::before{letter-spacing:.02em}
[dir="rtl"] .hero p.lead{max-width:54ch}
