:root{
  --bg: #F7F6F3;
  --surface: #FFFFFF;
  --text: #14151A;
  --muted: #7A7B72;
  --line: rgba(20,21,26,0.09);
  --ink: #0E0F11;
  --signal: #0EA57A;
  --signal-soft: rgba(14,165,122,0.14);
  --font-display: -apple-system, "Segoe UI", Tahoma, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, "Segoe UI", Tahoma, "Helvetica Neue", Arial, sans-serif;
  --font-label: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --container: 1080px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; overflow-x: hidden; }
html,body{ margin:0; padding:0; }
body{
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }

/* Arabic mode: disable latin letter-spacing/tracking (breaks joined script), keep numerals/latin fragments LTR */
[dir="rtl"] body *{ letter-spacing: normal; }
[dir="rtl"] .eyebrow, [dir="rtl"] .lang-toggle{ font-family: var(--font-body); }
.ltr{ unicode-bidi: isolate; direction: ltr; display: inline-block; }

#grain{
  position: fixed; inset: 0;
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: 0.05;
  z-index: 50;
}
#glow{
  position: absolute;
  width: 560px; height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--signal-soft) 0%, transparent 68%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.6s ease;
  z-index: 0;
  filter: blur(4px);
}

/* ===== header ===== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo-lockup{
  display: inline-flex;
  align-items: center;
}
.logo-lockup img{
  height: 52px;
  width: auto;
  display: block;
}
.lang-toggle{
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.3s ease, transform 0.3s cubic-bezier(.16,1,.3,1);
}
.lang-toggle:hover{
  border-color: color-mix(in srgb, var(--signal) 45%, var(--line));
  transform: translateY(-1px);
}

/* ===== hero ===== */
.hero{ padding: 72px 24px 96px; position: relative; z-index: 1; }
.hero-inner{ max-width: 640px; margin: 0 auto; text-align: center; position: relative; }

.portrait{
  width: 108px; height: 108px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 28px;
  border: 3px solid var(--surface);
  box-shadow: 0 1px 2px rgba(0,0,0,0.06), 0 16px 32px -16px rgba(14,15,17,0.35), 0 0 0 1px var(--line);
}

.signal-row{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
}
.bars{ display:flex; align-items:flex-end; gap: 2px; height: 12px; }
.bars span{
  width: 3px;
  background: var(--signal);
  border-radius: 1px;
  animation: pulse 1.8s ease-in-out infinite;
}
.bars span:nth-child(1){ height: 5px; animation-delay: 0s; }
.bars span:nth-child(2){ height: 9px; animation-delay: 0.2s; }
.bars span:nth-child(3){ height: 12px; animation-delay: 0.4s; }
@keyframes pulse{
  0%, 100% { opacity: 0.35; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}
.eyebrow{
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--muted);
  font-family: var(--font-label);
}

.name-role{
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 18px;
  font-weight: 600;
}

h1{
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0 0 20px;
  text-wrap: balance;
}

.value{
  color: var(--muted);
  max-width: 46ch;
  margin: 0 auto 34px;
  font-size: 1.05rem;
  line-height: 1.65;
}

.cta, .service-cta{
  display: inline-block;
  border: none;
  padding: 14px 32px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 600;
  font-size: 0.94rem;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05), 0 10px 24px -10px rgba(14,15,17,0.4);
  transition: transform 0.35s cubic-bezier(.16,1,.3,1), box-shadow 0.35s cubic-bezier(.16,1,.3,1);
}
.cta:hover, .service-cta:hover{
  transform: translateY(-3px);
  box-shadow: 0 1px 2px rgba(0,0,0,0.05), 0 16px 32px -12px rgba(14,15,17,0.35), 0 0 0 5px var(--signal-soft);
}
.cta:active, .service-cta:active{ transform: translateY(-1px); }
.service-cta{
  padding: 11px 26px;
  font-size: 0.88rem;
  margin-top: 2px;
}

/* ===== about ===== */
.about-inner{
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.about-inner .eyebrow-line{
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--signal);
  font-family: var(--font-label);
  margin: 0 0 14px;
}
.credentials{
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 40px;
}
.speed-compare{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin: 0 0 22px;
}
.speed-tile{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 20px 26px;
  border-radius: 16px;
  min-width: 130px;
}
.speed-tile.muted{
  background: var(--surface);
  border: 1px solid var(--line);
}
.speed-tile.muted .speed-time{ color: var(--muted); text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--muted) 50%, transparent); }
.speed-tile.highlight{
  background: var(--signal-soft);
  border: 1px solid color-mix(in srgb, var(--signal) 40%, var(--line));
  box-shadow: 0 1px 2px rgba(20,21,26,0.04), 0 14px 28px -16px rgba(14,165,122,0.35);
}
.speed-tile.highlight .speed-time{ color: var(--signal); }
.speed-time{
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.speed-label{
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 600;
}
.speed-tile.highlight .speed-label{ color: color-mix(in srgb, var(--signal) 80%, var(--text)); }
.speed-arrow{ color: var(--muted); flex-shrink: 0; }
.speed-arrow svg{ width: 22px; height: 22px; }
[dir="rtl"] .speed-arrow svg{ transform: scaleX(-1); }
.speed-note{
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 42ch;
  margin: 0 auto;
  line-height: 1.6;
}
@media (max-width: 480px){
  .speed-compare{ gap: 10px; }
  .speed-tile{ padding: 16px 18px; min-width: 110px; }
  .speed-time{ font-size: 1.5rem; }
}

/* ===== section shared ===== */
section{ position: relative; z-index: 1; padding: 0 24px 96px; }
.section-head{ max-width: var(--container); margin: 0 auto 40px; text-align: center; }
.section-head h2{
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: -0.015em;
  margin: 0 0 10px;
  text-wrap: balance;
}
.section-head p{ color: var(--muted); font-size: 1rem; margin: 0; }

/* ===== testimonials ===== */
/* ===== testimonials sphere ===== */
.t-stage{ max-width: 100%; }
.sphere-scene{
  --sphere-size: min(94vw, 640px);
  width: var(--sphere-size);
  height: var(--sphere-size);
  margin: 0 auto 20px;
  position: relative;
  overflow: hidden;
  perspective: 1700px;
  cursor: grab;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}
.sphere-scene::before{
  content: '';
  position: absolute;
  inset: -10%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--signal-soft) 0%, transparent 68%);
  opacity: 0.6;
  pointer-events: none;
  z-index: -1;
}
.sphere-scene.grabbing{ cursor: grabbing; }
.sphere-world{
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  will-change: transform;
}
.s-card{
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--card-w, 156px);
  height: var(--card-h, 120px);
  margin: calc(var(--card-h, 120px) / -2) 0 0 calc(var(--card-w, 156px) / -2);
  padding: 7px;
  border: none;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(20,21,26,0.04), 0 10px 22px -12px rgba(20,21,26,0.28);
  cursor: pointer;
  will-change: transform, opacity;
  backface-visibility: hidden;
}
.s-card img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 6px;
  pointer-events: none;
}
.t-hint{
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  font-family: var(--font-label);
  letter-spacing: 0.02em;
}

/* ===== lightbox ===== */
.lightbox{
  position: fixed; inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.lightbox.open{ opacity: 1; pointer-events: auto; }
.lightbox img{
  max-width: min(90vw, 640px);
  max-height: 85vh;
  border-radius: 14px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6);
  transform: scale(0.96);
  transition: transform 0.35s cubic-bezier(.16,1,.3,1);
}
.lightbox.open img{ transform: scale(1); }
.lightbox-close{
  position: fixed;
  top: 24px;
  inset-inline-end: 28px;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.25s ease;
}
.lightbox-close:hover{ background: rgba(255,255,255,0.22); }

/* ===== services ===== */
.services-list{
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 720px){ .services-list{ grid-template-columns: 1fr; } }

.service{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 30px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  box-shadow: 0 1px 2px rgba(20,21,26,0.03), 0 12px 28px -18px rgba(20,21,26,0.18);
  transition: transform 0.4s cubic-bezier(.16,1,.3,1), box-shadow 0.4s cubic-bezier(.16,1,.3,1), border-color 0.4s ease;
}
.service:hover{
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--signal) 30%, var(--line));
  box-shadow: 0 1px 2px rgba(20,21,26,0.04), 0 18px 36px -20px rgba(20,21,26,0.22);
}
.service-primary{
  grid-column: 1 / -1;
  background: linear-gradient(180deg, var(--surface), var(--surface));
  border-color: color-mix(in srgb, var(--signal) 25%, var(--line));
}
.service-icon{
  width: 48px; height: 48px;
  border-radius: 13px;
  background: var(--signal-soft);
  border: 1px solid color-mix(in srgb, var(--signal) 22%, var(--line));
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.service-icon svg{ width: 24px; height: 24px; }
.service-icon.service-cover{
  width: 44px;
  height: 62px;
  padding: 0;
  overflow: hidden;
  background: var(--ink);
}
.service-icon.service-cover img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.service-body h3{
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.service-body p{
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.6;
  margin: 0 0 14px;
  max-width: 56ch;
}
.service-link{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--signal);
  border-bottom: 1px solid color-mix(in srgb, var(--signal) 45%, transparent);
  padding-bottom: 1px;
  transition: opacity 0.25s ease;
}
.service-link:hover{ opacity: 0.75; }
.service-links{
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

/* ===== contact ===== */
.contact-inner{
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
.contact-inner h2{
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: -0.015em;
  margin: 0 0 10px;
}
.contact-inner > p{ color: var(--muted); margin: 0 0 32px; font-size: 1rem; }

.contact-buttons{
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.contact-btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(20,21,26,0.03), 0 12px 24px -16px rgba(20,21,26,0.2);
  transition: transform 0.35s cubic-bezier(.16,1,.3,1), box-shadow 0.35s cubic-bezier(.16,1,.3,1), border-color 0.3s ease;
}
.contact-btn svg{ width: 20px; height: 20px; }
.contact-btn:hover{
  transform: translateY(-3px);
  box-shadow: 0 1px 2px rgba(20,21,26,0.04), 0 18px 32px -18px rgba(20,21,26,0.28), 0 0 0 4px var(--signal-soft);
}
.contact-btn.whatsapp{ color: #128C5E; border-color: color-mix(in srgb, #128C5E 25%, var(--line)); }
.contact-btn.instagram{ color: #B23A72; border-color: color-mix(in srgb, #B23A72 20%, var(--line)); }

/* ===== footer ===== */
.site-footer{
  padding: 32px 24px 48px;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
}

/* ===== reveal-on-scroll ===== */
.reveal-group > *{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(.16,1,.3,1), transform 0.6s cubic-bezier(.16,1,.3,1);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.reveal-group.is-visible > *{
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce){
  .reveal-group > *{ transition: none; opacity: 1; transform: none; }
  .bars span{ animation: none; opacity: 1; transform: none; }
}