/* ==========================================================================
   ARCHON — Design System
   Premium aluminium engineering consultancy.
   Tokens → primitives → components. Logical properties throughout so the
   entire system flips correctly for RTL (Arabic) with zero overrides.
   ========================================================================== */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Tajawal:wght@400;500;700;800&display=swap');

/* ---------- Tokens ---------- */
:root{
  /* Color — neutrals (ink → mist) */
  --ink-900:#0A0B0D;
  --ink-800:#15171A;
  --ink-700:#202327;
  --ink-600:#33373D;
  --ink-500:#4A4F56;
  --ink-400:#6B7078;
  --ink-300:#9BA0A8;
  --ink-200:#C7CBD1;
  --ink-100:#E4E6E9;
  --ink-050:#F2F3F4;
  --white:#FFFFFF;

  /* Color — brand (aligned to the ARCHON logo: deep teal-blue mark + gold accent stroke) */
  --brand-primary:#0A0B0D;      /* ink black */
  --brand-secondary:#C7CBD1;    /* brushed aluminium */
  --brand-blue:#2C5872;         /* logo mark blue */
  --brand-blue-dark:#1F4257;
  --brand-accent:#D6A45E;       /* logo gold stroke — CTAs, highlights */
  --brand-accent-dark:#B27F3E;

  /* Semantic */
  --success:#1E8E5A;
  --warning:#B8790A;
  --danger:#C6383D;
  --success-bg:#E9F6EF;
  --warning-bg:#FBF1DF;
  --danger-bg:#FBEAEB;

  /* Surfaces */
  --bg-page:#FFFFFF;
  --bg-alt:#F7F7F8;
  --bg-dark:#0A0B0D;
  --bg-dark-alt:#15171A;
  --border-subtle:#E4E6E9;
  --border-dark:#2A2D31;

  /* Text */
  --text-primary:#0A0B0D;
  --text-secondary:#4A4F56;
  --text-muted:#6B7078;
  --text-inverse:#FFFFFF;
  --text-inverse-muted:#9BA0A8;

  /* Typography */
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-display:'Fraunces','Inter',serif;
  --font-body-ar:'Tajawal','Inter',sans-serif;
  --font-display-ar:'Tajawal','Inter',sans-serif;

  --fs-xs: 0.75rem;    /* 12 */
  --fs-sm: 0.875rem;   /* 14 */
  --fs-base: 1rem;     /* 16 */
  --fs-md: 1.125rem;   /* 18 */
  --fs-lg: 1.375rem;   /* 22 */
  --fs-xl: 1.75rem;    /* 28 */
  --fs-2xl: 2.25rem;   /* 36 */
  --fs-3xl: 3rem;      /* 48 */
  --fs-4xl: 3.75rem;   /* 60 */
  --fs-5xl: 4.75rem;   /* 76 */

  --lh-tight: 1.1;
  --lh-snug: 1.3;
  --lh-normal: 1.55;
  --lh-relaxed: 1.75;

  /* 8-point spacing */
  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-5: 2.5rem;
  --sp-6: 3rem;
  --sp-8: 4rem;
  --sp-10: 5rem;
  --sp-12: 6rem;
  --sp-16: 8rem;
  --sp-20: 10rem;

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-full: 999px;

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(10,11,13,0.06), 0 1px 1px rgba(10,11,13,0.04);
  --shadow-md: 0 8px 24px rgba(10,11,13,0.08), 0 2px 8px rgba(10,11,13,0.04);
  --shadow-lg: 0 24px 64px rgba(10,11,13,0.14), 0 8px 24px rgba(10,11,13,0.06);
  --shadow-glow: 0 0 0 1px rgba(176,141,87,0.25), 0 8px 32px rgba(176,141,87,0.18);

  /* Motion */
  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-in-out: cubic-bezier(.65,0,.35,1);
  --dur-fast: 150ms;
  --dur-med: 320ms;
  --dur-slow: 600ms;

  /* Layout */
  --container-max: 1280px;
  --container-pad: var(--sp-3);
  --header-h: 84px;
}

/* Dark mode surfaces (data-theme="dark" toggle on <html>) */
html[data-theme="dark"]{
  --bg-page:#0A0B0D;
  --bg-alt:#15171A;
  --border-subtle:#2A2D31;
  --text-primary:#F2F3F4;
  --text-secondary:#C7CBD1;
  --text-muted:#9BA0A8;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
*{ margin:0; }
html{ scroll-behavior:smooth; }
html,body{ height:100%; }
body{
  font-family:var(--font-body);
  font-size:var(--fs-base);
  line-height:var(--lh-normal);
  color:var(--text-primary);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,picture,video,canvas,svg{ display:block; max-width:100%; }
input,button,textarea,select{ font:inherit; color:inherit; }
button{ cursor:pointer; background:none; border:none; }
a{ color:inherit; text-decoration:none; }
ul,ol{ list-style:none; padding:0; }
h1,h2,h3,h4,h5,h6{ font-weight:700; line-height:var(--lh-tight); text-wrap:balance; }

/* RTL: Arabic language swap */
html[lang="ar"] body{ font-family:var(--font-body-ar); }
html[lang="ar"] .font-display{ font-family:var(--font-display-ar); }
html[dir="rtl"] .icon-flip{ transform:scaleX(-1); }

/* Focus visibility — WCAG AA */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--brand-accent);
  outline-offset:3px;
  border-radius:4px;
}
.skip-link{
  position:absolute; inset-inline-start:var(--sp-2); top:-100px;
  background:var(--ink-900); color:var(--white); padding:var(--sp-1) var(--sp-2);
  border-radius:var(--r-sm); z-index:200; transition:top var(--dur-fast);
}
.skip-link:focus{ top:var(--sp-2); }

/* ---------- Layout helpers ---------- */
.container{
  max-width:var(--container-max);
  margin-inline:auto;
  padding-inline:var(--container-pad);
}
.section{ padding-block:var(--sp-12); }
.section-sm{ padding-block:var(--sp-8); }
.section-alt{ background:var(--bg-alt); }
.section-dark{ background:var(--bg-dark); color:var(--text-inverse); }
.section-dark .text-muted{ color:var(--text-inverse-muted); }

.grid{ display:grid; gap:var(--sp-4); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }
.flex{ display:flex; }
.flex-col{ flex-direction:column; }
.items-center{ align-items:center; }
.justify-between{ justify-content:space-between; }
.gap-1{ gap:var(--sp-1); } .gap-2{ gap:var(--sp-2); } .gap-3{ gap:var(--sp-3); } .gap-4{ gap:var(--sp-4); }

/* ---------- Typography utilities ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:.5em;
  font-size:var(--fs-xs); font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  color:var(--brand-accent);
}
.eyebrow::before{ content:""; width:24px; height:2px; background:var(--brand-accent); display:inline-block; }
.font-display{ font-family:var(--font-display); }
.h1-display{ font-family:var(--font-display); font-size:clamp(2.75rem,5vw + 1rem,var(--fs-5xl)); font-weight:600; letter-spacing:-.02em; }
.h2-display{ font-family:var(--font-display); font-size:clamp(2rem,3vw + 1rem,var(--fs-3xl)); font-weight:600; letter-spacing:-.01em; }
.h3-display{ font-family:var(--font-display); font-size:var(--fs-xl); font-weight:600; }
.text-lead{ font-size:var(--fs-md); color:var(--text-secondary); line-height:var(--lh-relaxed); }
.text-muted{ color:var(--text-muted); }
.text-center{ text-align:center; }
.max-w-prose{ max-width:64ch; }
.mx-auto{ margin-inline:auto; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.6em;
  padding:.9rem 1.75rem; border-radius:var(--r-full);
  font-weight:600; font-size:var(--fs-sm); letter-spacing:.01em;
  transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast), color var(--dur-fast);
  white-space:nowrap;
}
.btn:active{ transform:scale(.97); }
.btn-primary{ background:var(--ink-900); color:var(--white); box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:var(--ink-700); box-shadow:var(--shadow-md); transform:translateY(-2px); }
.btn-accent{ background:var(--brand-accent); color:var(--white); box-shadow:var(--shadow-sm); }
.btn-accent:hover{ background:var(--brand-accent-dark); box-shadow:var(--shadow-glow); transform:translateY(-2px); }
.btn-ghost{ background:transparent; color:var(--text-primary); border:1px solid var(--border-subtle); }
.btn-ghost:hover{ border-color:var(--ink-900); background:var(--bg-alt); }
.btn-inverse{ background:var(--white); color:var(--ink-900); }
.btn-inverse:hover{ background:var(--ink-100); transform:translateY(-2px); }
.btn-sm{ padding:.6rem 1.25rem; font-size:var(--fs-xs); }
.btn-lg{ padding:1.1rem 2.25rem; font-size:var(--fs-base); }
.btn-icon{ width:44px; height:44px; padding:0; border-radius:var(--r-full); }

/* ---------- Cards ---------- */
.card{
  background:var(--bg-page); border:1px solid var(--border-subtle); border-radius:var(--r-lg);
  padding:var(--sp-4); transition:transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out), border-color var(--dur-med);
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:transparent; }
.card-media{ border-radius:var(--r-md); overflow:hidden; aspect-ratio:4/3; margin-block-end:var(--sp-3); background:var(--ink-100); }
.card-media img,.card-media video{ width:100%; height:100%; object-fit:cover; transition:transform var(--dur-slow) var(--ease-out); }
.card:hover .card-media img,.card:hover .card-media video{ transform:scale(1.05); }
.card-eyebrow{ font-size:var(--fs-xs); font-weight:700; text-transform:uppercase; letter-spacing:.08em; color:var(--brand-accent); }

/* ---------- Badges ---------- */
.badge{
  display:inline-flex; align-items:center; gap:.4em; padding:.35em .9em;
  border-radius:var(--r-full); font-size:var(--fs-xs); font-weight:600;
  background:var(--ink-050); color:var(--text-secondary); border:1px solid var(--border-subtle);
}
.badge-accent{ background:rgba(176,141,87,.12); color:var(--brand-accent-dark); border-color:rgba(176,141,87,.3); }
.badge-success{ background:var(--success-bg); color:var(--success); }
.badge-warning{ background:var(--warning-bg); color:var(--warning); }

/* ---------- Forms ---------- */
.field{ display:flex; flex-direction:column; gap:.5rem; margin-block-end:var(--sp-3); }
.field label{ font-size:var(--fs-sm); font-weight:600; }
.field .hint{ font-size:var(--fs-xs); color:var(--text-muted); }
.input,.textarea,.select{
  padding:.85rem 1rem; border:1px solid var(--border-subtle); border-radius:var(--r-md);
  background:var(--bg-page); font-size:var(--fs-base); transition:border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.input:focus,.textarea:focus,.select:focus{
  border-color:var(--ink-900); box-shadow:0 0 0 3px rgba(10,11,13,.08); outline:none;
}
.input.is-invalid,.textarea.is-invalid{ border-color:var(--danger); box-shadow:0 0 0 3px rgba(198,56,61,.1); }
.error-msg{ font-size:var(--fs-xs); color:var(--danger); display:none; }
.error-msg.is-visible{ display:block; }
.textarea{ resize:vertical; min-height:140px; }
.checkbox-row{ display:flex; align-items:flex-start; gap:.6rem; font-size:var(--fs-sm); color:var(--text-secondary); }

/* ---------- Navbar ---------- */
.navbar{
  position:fixed; inset-inline:0; top:0; z-index:100; height:var(--header-h);
  display:flex; align-items:center;
  background:rgba(255,255,255,.72); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent; transition:border-color var(--dur-med), background var(--dur-med);
}
.navbar.is-scrolled{ border-color:var(--border-subtle); background:rgba(255,255,255,.92); }
.navbar-inner{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.brand{ display:flex; align-items:center; gap:.6rem; font-weight:800; font-size:var(--fs-md); letter-spacing:.02em; }
.brand .dot{ width:8px; height:8px; border-radius:50%; background:var(--brand-accent); }
.brand-mark{ height:32px; width:auto; display:block; }
.nav-links{ display:flex; align-items:center; gap:var(--sp-4); }
.nav-links > li > a{
  font-size:var(--fs-sm); font-weight:500; color:var(--text-secondary); position:relative; padding-block:.4rem;
  transition:color var(--dur-fast);
}
.nav-links > li > a::after{
  content:""; position:absolute; inset-inline:0; bottom:0; height:2px; background:var(--brand-accent);
  transform:scaleX(0); transform-origin:left; transition:transform var(--dur-fast) var(--ease-out);
}
html[dir="rtl"] .nav-links > li > a::after{ transform-origin:right; }
.nav-links > li > a:hover,.nav-links > li > a.is-active{ color:var(--text-primary); }
.nav-links > li > a:hover::after,.nav-links > li > a.is-active::after{ transform:scaleX(1); }
.nav-actions{ display:flex; align-items:center; gap:var(--sp-2); }
.lang-switch{ position:relative; }
.lang-switch button{
  display:flex; align-items:center; gap:.35rem; font-size:var(--fs-xs); font-weight:700;
  padding:.5rem .9rem; border:1px solid var(--border-subtle); border-radius:var(--r-full);
}
.lang-menu{
  position:absolute; inset-inline-end:0; top:calc(100% + 8px); background:var(--bg-page); border:1px solid var(--border-subtle);
  border-radius:var(--r-md); box-shadow:var(--shadow-md); min-width:140px; padding:.4rem; opacity:0; visibility:hidden;
  transform:translateY(-6px); transition:all var(--dur-fast) var(--ease-out);
}
.lang-switch.is-open .lang-menu{ opacity:1; visibility:visible; transform:translateY(0); }
.lang-menu button{ width:100%; border:none; justify-content:flex-start; padding:.55rem .7rem; border-radius:var(--r-sm); font-weight:500; }
.lang-menu button:hover{ background:var(--bg-alt); }
.nav-item-dropdown{ position:relative; }
.nav-drop-toggle{ display:inline-flex; align-items:center; font: inherit; font-size:var(--fs-sm); font-weight:500; color:var(--text-secondary); padding-block:.4rem; }
.nav-drop-toggle:hover{ color:var(--text-primary); }
.nav-caret{ font-size:.65em; margin-inline-start:.35em; transition:transform var(--dur-fast); }
.nav-item-dropdown.is-expanded .nav-caret{ transform:rotate(180deg); }
.nav-dropdown{
  position:absolute; top:calc(100% + 10px); inset-inline-start:0; background:var(--bg-page); border:1px solid var(--border-subtle);
  border-radius:var(--r-md); box-shadow:var(--shadow-md); min-width:200px; padding:.5rem; opacity:0; visibility:hidden;
  transform:translateY(-6px); transition:all var(--dur-fast) var(--ease-out); z-index:50;
}
.nav-item-dropdown:hover .nav-dropdown,.nav-item-dropdown:focus-within .nav-dropdown{ opacity:1; visibility:visible; transform:translateY(0); }
.nav-dropdown a{ display:block; padding:.6rem .8rem; border-radius:var(--r-sm); font-size:var(--fs-sm); color:var(--text-secondary); }
.nav-dropdown a:hover{ background:var(--bg-alt); color:var(--text-primary); }
.nav-cta-mobile{ display:none; }
.nav-toggle{ display:none; width:44px; height:44px; align-items:center; justify-content:center; }
.nav-toggle span{ display:block; width:22px; height:2px; background:var(--ink-900); position:relative; transition:background var(--dur-fast); }
.nav-toggle span::before,.nav-toggle span::after{ content:""; position:absolute; inset-inline:0; width:22px; height:2px; background:var(--ink-900); transition:transform var(--dur-fast); }
.nav-toggle span::before{ top:-7px; } .nav-toggle span::after{ top:7px; }
.nav-toggle.is-open span{ background:transparent; }
.nav-toggle.is-open span::before{ transform:translateY(7px) rotate(45deg); }
.nav-toggle.is-open span::after{ transform:translateY(-7px) rotate(-45deg); }

@media (max-width:960px){
  .nav-links{
    position:fixed; inset-inline:0; top:var(--header-h); bottom:0; background:var(--bg-page);
    flex-direction:column; align-items:stretch; padding:var(--sp-4); gap:0; overflow-y:auto;
    transform:translateX(100%); transition:transform var(--dur-med) var(--ease-in-out); border-top:1px solid var(--border-subtle);
  }
  html[dir="rtl"] .nav-links{ transform:translateX(-100%); }
  .nav-links.is-open{ transform:translateX(0); }
  .nav-links > li{ border-bottom:1px solid var(--border-subtle); }
  .nav-links > li > a{ display:block; padding-block:var(--sp-2); font-size:var(--fs-md); }
  .nav-toggle{ display:inline-flex; }
  .nav-cta{ display:none; }
  .nav-item-dropdown .nav-dropdown{
    position:static; opacity:1; visibility:visible; transform:none; box-shadow:none; border:none;
    padding-inline-start:var(--sp-3); display:none; margin-block-end:.5rem;
  }
  .nav-item-dropdown.is-expanded .nav-dropdown{ display:block; }
  .nav-cta-mobile{ display:block; margin-block-start:var(--sp-2); border-bottom:none !important; }
  .nav-cta-mobile a{ display:inline-flex; width:100%; }
}

/* ---------- Hero ---------- */
.hero{ position:relative; min-height:100vh; display:flex; align-items:center; padding-block-start:var(--header-h); overflow:hidden; color:var(--text-inverse); }
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media video,.hero-media img{ width:100%; height:100%; object-fit:cover; }
.hero-media::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(10,11,13,.55) 0%,rgba(10,11,13,.72) 60%,rgba(10,11,13,.92) 100%); }
.hero-content{ position:relative; z-index:1; padding-block:var(--sp-10); }
.hero .eyebrow{ color:var(--brand-secondary); }
.hero .eyebrow::before{ background:var(--brand-accent); }
.hero-stats{ display:flex; gap:var(--sp-6); margin-block-start:var(--sp-8); flex-wrap:wrap; }
.hero-stat .num{ font-family:var(--font-display); font-size:var(--fs-2xl); font-weight:600; color:var(--white); }
.hero-stat .label{ font-size:var(--fs-xs); color:var(--text-inverse-muted); text-transform:uppercase; letter-spacing:.06em; }
.scroll-cue{ position:absolute; inset-inline:0; bottom:var(--sp-4); display:flex; justify-content:center; z-index:1; animation:bob 2.2s ease-in-out infinite; }
@keyframes bob{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(8px);} }

/* Page header (non-home pages) */
.page-header{ padding-block:calc(var(--header-h) + var(--sp-8)) var(--sp-8); background:var(--bg-dark); color:var(--text-inverse); }
.breadcrumb{ display:flex; gap:.5em; align-items:center; font-size:var(--fs-xs); color:var(--text-inverse-muted); margin-block-end:var(--sp-2); }
.breadcrumb a:hover{ color:var(--white); }

/* ---------- Brand strip ---------- */
.brand-strip{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:var(--sp-6); }
.brand-strip .brand-name{ font-family:var(--font-display); font-size:var(--fs-lg); color:var(--ink-300); font-weight:500; transition:color var(--dur-fast); }
.brand-strip .brand-name:hover{ color:var(--ink-900); }

/* ---------- Process / Timeline ---------- */
.timeline{ position:relative; display:grid; gap:var(--sp-6); }
.timeline-step{ display:grid; grid-template-columns:auto 1fr; gap:var(--sp-3); position:relative; }
.timeline-num{
  width:48px; height:48px; border-radius:50%; background:var(--ink-900); color:var(--white);
  display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:600; flex-shrink:0;
}
.timeline-step:not(:last-child)::before{
  content:""; position:absolute; inset-inline-start:23px; top:48px; bottom:calc(-1 * var(--sp-6)); width:2px;
  background:var(--border-subtle);
}

/* ---------- Stats ---------- */
.stat{ text-align:center; }
.stat .num{ font-family:var(--font-display); font-size:var(--fs-3xl); font-weight:600; }
.stat .label{ font-size:var(--fs-sm); color:var(--text-muted); margin-block-start:.25rem; }

/* ---------- Testimonials ---------- */
.testimonial-card{ background:var(--bg-alt); border-radius:var(--r-lg); padding:var(--sp-5); display:flex; flex-direction:column; gap:var(--sp-3); height:100%; }
.testimonial-quote{ font-family:var(--font-display); font-size:var(--fs-md); line-height:var(--lh-normal); }
.testimonial-person{ display:flex; align-items:center; gap:var(--sp-2); margin-block-start:auto; }
.testimonial-avatar{ width:48px; height:48px; border-radius:50%; object-fit:cover; }
.testimonial-name{ font-weight:700; font-size:var(--fs-sm); }
.testimonial-role{ font-size:var(--fs-xs); color:var(--text-muted); }
.carousel-track{ display:flex; gap:var(--sp-4); overflow-x:auto; scroll-snap-type:x mandatory; padding-block-end:var(--sp-2); scrollbar-width:none; }
.carousel-track::-webkit-scrollbar{ display:none; }
.carousel-track > *{ scroll-snap-align:start; flex:0 0 min(420px,85vw); }
.carousel-controls{ display:flex; gap:.75rem; justify-content:flex-end; margin-block-end:var(--sp-3); }
.carousel-btn{ width:44px; height:44px; border-radius:50%; border:1px solid var(--border-subtle); display:flex; align-items:center; justify-content:center; transition:all var(--dur-fast); }
.carousel-btn:hover{ background:var(--ink-900); color:var(--white); border-color:var(--ink-900); }

/* ---------- Accordion (FAQ) ---------- */
.accordion-item{ border-bottom:1px solid var(--border-subtle); }
.accordion-trigger{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:var(--sp-3);
  padding-block:var(--sp-3); text-align:start; font-weight:600; font-size:var(--fs-md);
}
.accordion-icon{ flex-shrink:0; width:24px; height:24px; position:relative; }
.accordion-icon::before,.accordion-icon::after{ content:""; position:absolute; background:var(--ink-900); transition:transform var(--dur-med) var(--ease-out); }
.accordion-icon::before{ inset-inline:0; top:50%; height:2px; transform:translateY(-50%); }
.accordion-icon::after{ inset-block:0; inset-inline-start:50%; width:2px; transform:translateX(-50%); }
.accordion-item.is-open .accordion-icon::after{ transform:translateX(-50%) rotate(90deg); opacity:0; }
.accordion-panel{ max-height:0; overflow:hidden; transition:max-height var(--dur-med) var(--ease-in-out); }
.accordion-panel-inner{ padding-block-end:var(--sp-3); color:var(--text-secondary); max-width:70ch; }

/* ---------- Gallery / Lightbox ---------- */
.gallery-grid{ display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:220px; gap:var(--sp-2); }
.gallery-item{ position:relative; overflow:hidden; border-radius:var(--r-md); cursor:pointer; }
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform var(--dur-slow) var(--ease-out); }
.gallery-item:hover img{ transform:scale(1.08); }
.gallery-item.tall{ grid-row:span 2; }
.gallery-item.wide{ grid-column:span 2; }
.gallery-caption{ position:absolute; inset-inline:0; bottom:0; padding:var(--sp-2); background:linear-gradient(0deg,rgba(10,11,13,.8),transparent); color:var(--white); font-size:var(--fs-xs); opacity:0; transition:opacity var(--dur-fast); }
.gallery-item:hover .gallery-caption{ opacity:1; }
.lightbox{ position:fixed; inset:0; z-index:300; background:rgba(10,11,13,.94); display:flex; align-items:center; justify-content:center; opacity:0; visibility:hidden; transition:opacity var(--dur-med); }
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:90vw; max-height:85vh; object-fit:contain; border-radius:var(--r-md); }
.lightbox-close{ position:absolute; top:var(--sp-3); inset-inline-end:var(--sp-3); width:48px; height:48px; border-radius:50%; background:rgba(255,255,255,.1); color:var(--white); font-size:var(--fs-lg); }
.lightbox-nav{ position:absolute; top:50%; transform:translateY(-50%); width:52px; height:52px; border-radius:50%; background:rgba(255,255,255,.1); color:var(--white); display:flex; align-items:center; justify-content:center; }
.lightbox-prev{ inset-inline-start:var(--sp-3); } .lightbox-next{ inset-inline-end:var(--sp-3); }

/* ---------- Modal ---------- */
.modal-overlay{ position:fixed; inset:0; background:rgba(10,11,13,.6); z-index:250; opacity:0; visibility:hidden; transition:opacity var(--dur-med); display:flex; align-items:center; justify-content:center; padding:var(--sp-3); }
.modal-overlay.is-open{ opacity:1; visibility:visible; }
.modal{ background:var(--bg-page); border-radius:var(--r-lg); padding:var(--sp-5); max-width:480px; width:100%; box-shadow:var(--shadow-lg); transform:translateY(12px); transition:transform var(--dur-med) var(--ease-out); }
.modal-overlay.is-open .modal{ transform:translateY(0); }

/* ---------- Sidebar (blog) ---------- */
.sidebar-card{ background:var(--bg-alt); border-radius:var(--r-lg); padding:var(--sp-4); }
.sidebar-card + .sidebar-card{ margin-block-start:var(--sp-3); }

/* ---------- Pricing-style spec table (used in products) ---------- */
.spec-table{ width:100%; border-collapse:collapse; }
.spec-table th,.spec-table td{ text-align:start; padding:var(--sp-2) var(--sp-3); border-bottom:1px solid var(--border-subtle); font-size:var(--fs-sm); }
.spec-table th{ color:var(--text-muted); font-weight:600; text-transform:uppercase; font-size:var(--fs-xs); letter-spacing:.05em; }

/* ---------- Breadcrumb / Pagination ---------- */
.pagination{ display:flex; justify-content:center; gap:.5rem; margin-block-start:var(--sp-6); }
.pagination a,.pagination span{ width:44px; height:44px; display:flex; align-items:center; justify-content:center; border-radius:50%; font-size:var(--fs-sm); font-weight:600; }
.pagination a:hover{ background:var(--bg-alt); }
.pagination .is-active{ background:var(--ink-900); color:var(--white); }

/* ---------- Footer ---------- */
.footer{ background:var(--bg-dark); color:var(--text-inverse-muted); padding-block:var(--sp-10) var(--sp-4); }
.footer-top{ display:grid; grid-template-columns:1.4fr repeat(3,1fr); gap:var(--sp-6); padding-block-end:var(--sp-8); border-bottom:1px solid var(--border-dark); }
.footer-brand .brand{ color:var(--white); }
.footer-col h4{ color:var(--white); font-size:var(--fs-sm); text-transform:uppercase; letter-spacing:.06em; margin-block-end:var(--sp-2); }
.footer-col li{ margin-block-end:.6rem; }
.footer-col a:hover{ color:var(--white); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:var(--sp-2); padding-block-start:var(--sp-4); font-size:var(--fs-xs); }
.social-row{ display:flex; gap:.75rem; }
.social-row a{ width:38px; height:38px; border-radius:50%; border:1px solid var(--border-dark); display:flex; align-items:center; justify-content:center; transition:all var(--dur-fast); }
.social-row a:hover{ background:var(--white); color:var(--ink-900); border-color:var(--white); }
.newsletter-form{ display:flex; gap:.5rem; margin-block-start:var(--sp-2); }
.newsletter-form input{ flex:1; background:var(--ink-800); border:1px solid var(--border-dark); color:var(--white); }

/* ---------- Scroll reveal ---------- */
[data-reveal]{ opacity:0; transform:translateY(24px); transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
[data-reveal].is-visible{ opacity:1; transform:translateY(0); }
@media (prefers-reduced-motion:reduce){
  [data-reveal]{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* ---------- 404 ---------- */
.error-page{ min-height:100vh; display:flex; align-items:center; justify-content:center; text-align:center; padding:var(--sp-4); }
.error-code{ font-family:var(--font-display); font-size:clamp(6rem,20vw,12rem); font-weight:600; color:var(--ink-100); line-height:1; }

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .grid-4{ grid-template-columns:repeat(2,1fr); }
  .footer-top{ grid-template-columns:1fr 1fr; }
  .gallery-grid{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:720px){
  .grid-2,.grid-3,.grid-4{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr; }
  .hero-stats{ gap:var(--sp-4); }
  .gallery-grid{ grid-template-columns:repeat(2,1fr); grid-auto-rows:160px; }
  .gallery-item.wide{ grid-column:span 2; }
  .container{ --container-pad: var(--sp-2); }
  section.section{ padding-block:var(--sp-8); }
}

/* Skeleton / loading */
.skeleton{ background:linear-gradient(90deg,var(--ink-050) 25%,var(--ink-100) 37%,var(--ink-050) 63%); background-size:400% 100%; animation:skeleton-loading 1.4s ease infinite; border-radius:var(--r-md); }
@keyframes skeleton-loading{ 0%{ background-position:100% 50%;} 100%{ background-position:0 50%;} }

/* WhatsApp floating button — fixed physical corner by convention, not mirrored for RTL */
.whatsapp-float{
  position:fixed; left:24px; bottom:24px; z-index:150;
  width:56px; height:56px; border-radius:50%; background:#25D366;
  display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-lg);
  transition:transform var(--dur-fast) var(--ease-out);
}
.whatsapp-float:hover{ transform:scale(1.08); }
.whatsapp-float svg{ width:30px; height:30px; fill:#fff; }
@media (max-width:720px){ .whatsapp-float{ width:48px; height:48px; left:16px; bottom:16px; } .whatsapp-float svg{ width:26px; height:26px; } }

/* Utility spacing */
.mt-1{margin-block-start:var(--sp-1);} .mt-2{margin-block-start:var(--sp-2);} .mt-3{margin-block-start:var(--sp-3);}
.mt-4{margin-block-start:var(--sp-4);} .mt-6{margin-block-start:var(--sp-6);} .mt-8{margin-block-start:var(--sp-8);}
.mb-2{margin-block-end:var(--sp-2);} .mb-3{margin-block-end:var(--sp-3);} .mb-4{margin-block-end:var(--sp-4);}
.visually-hidden{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
