/* ============================================================
   KT Landing — Modern Design System | Inter + Cairo
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Cairo:wght@400;500;600;700;800&display=swap');

/* ── Theme Variables ──────────────────────────────────────── */
:root {
  --primary:        #f27b21;
  --primary-dark:   #d9650f;
  --primary-light:  #ff9a4d;
  --accent:         #994700;

  /* Light theme (default) */
  --bg:             #f8f9fa;
  --bg-card:        #ffffff;
  --bg-card-hover:  #fff8f4;
  --bg-alt:         #f0f2f5;
  --text:           #1a1c1e;
  --text-muted:     #6b7280;
  --text-light:     #9ca3af;
  --border:         #e5e7eb;
  --border-hover:   #f27b21;
  --shadow:         0 4px 24px rgba(0,0,0,.08);
  --shadow-hover:   0 12px 40px rgba(242,123,33,.18);
  --nav-bg:         rgba(26,28,30,.95);

  --font-latin:  'Inter', sans-serif;
  --font-arabic: 'Cairo', sans-serif;
  --container: 1280px;
  --gutter: 24px;
  --section-pad: 96px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 220ms cubic-bezier(.4,0,.2,1);
}

/* Dark theme */
[data-theme="dark"] {
  --bg:            #0f1117;
  --bg-card:       #1a1d24;
  --bg-card-hover: #1f2330;
  --bg-alt:        #13161e;
  --text:          #f0f1f3;
  --text-muted:    #9ca3af;
  --text-light:    #6b7280;
  --border:        #252836;
  --border-hover:  #f27b21;
  --shadow:        0 4px 24px rgba(0,0,0,.4);
  --shadow-hover:  0 12px 40px rgba(242,123,33,.22);
  --nav-bg:        rgba(15,17,23,.97);
  --hero-overlay:   rgba(15,17,23,.85);
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-latin);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}
[dir="rtl"] body, [dir="rtl"] { font-family: var(--font-arabic); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Typography ─────────────────────────────────────────────── */
.display-lg { font-size: clamp(36px,6vw,60px); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; }
.display-md { font-size: clamp(28px,4vw,42px); font-weight: 700; line-height: 1.2; letter-spacing: -.02em; }
.headline-lg { font-size: 30px; font-weight: 600; line-height: 1.3; }
.body-lg { font-size: 18px; font-weight: 400; line-height: 1.7; }

/* ── Layout ──────────────────────────────────────────────────── */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-pad); }
.section--alt { background: var(--bg-alt); }

/* ── Nav ─────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  height: 68px; display: flex; align-items: center;
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter);
}
.nav__logo { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -.02em; display: flex; align-items: center; gap: 4px; }
.nav__logo span { color: var(--primary); }
.nav__links { display: flex; gap: 32px; align-items: center; }
.nav__links a { color: rgba(255,255,255,.7); font-size: 14px; font-weight: 500; transition: color var(--transition); position: relative; padding-bottom: 4px; }
.nav__links a::after { content:''; position:absolute; bottom:0; left:0; right:0; height:2px; background:var(--primary); transform:scaleX(0); transition: transform var(--transition); }
.nav__links a:hover, .nav__links a.active { color: #fff; }
.nav__links a:hover::after, .nav__links a.active::after { transform: scaleX(1); }
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__theme-btn {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.08); color: rgba(255,255,255,.8);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; transition: all var(--transition); border: 1px solid rgba(255,255,255,.12);
}
.nav__theme-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.nav__lang {
  background: var(--primary); color: #fff;
  padding: 7px 18px; font-size: 13px; font-weight: 700;
  letter-spacing: .04em; border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition);
}
.nav__lang:hover { background: var(--primary-dark); transform: translateY(-1px); }
.nav__hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav__hamburger span { display: block; width: 24px; height: 2px; background: #fff; transition: var(--transition); border-radius: 2px; }
.nav__mobile {
  display: none; position: fixed; inset: 68px 0 0 0; z-index: 999;
  background: #0f1117; flex-direction: column;
  padding: 32px var(--gutter); gap: 24px;
}
.nav__mobile.open { display: flex; }
.nav__mobile a { color: #fff; font-size: 18px; font-weight: 600; }

/* ── Hero (UNTOUCHED) ───────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  background: var(--bg-alt);
  position: relative; overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: .35;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(242,123,33,.05) 100%);
}
.hero__content {
  position: relative; z-index: 1;
  max-width: 720px; padding-top: 68px;
}
.hero__eyebrow {
  display: inline-block;
  background: var(--primary);
  color: #fff; padding: 4px 14px;
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  margin-bottom: 24px; border-radius: 4px;
}
.hero__title { color: var(--text); margin-bottom: 24px; }
.hero__title em { color: var(--primary); font-style: normal; }
.hero__desc { color: var(--text-muted); font-size: 18px; line-height: 1.75; margin-bottom: 40px; max-width: 580px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; font-size: 14px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(242,123,33,.35); }
.btn--outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.4); }
.btn--outline:hover { background: rgba(255,255,255,.1); border-color: #fff; transform: translateY(-2px); }

/* ── Section Header (bilingual) ─────────────────────────────── */
.section-header { margin-bottom: 12px; text-align: center; }
.section-header__badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(242,123,33,.12); border: 1px solid rgba(242,123,33,.25);
  padding: 6px 18px; border-radius: 100px;
  margin-bottom: 20px;
}
.section-header__badge-en {
  font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--primary);
}
.section-header__badge-divider {
  width: 1px; height: 14px; background: rgba(242,123,33,.35);
}
.section-header__badge-ar {
  font-size: 13px; font-weight: 600; color: var(--primary); font-family: var(--font-arabic);
}
.section-header__title {
  margin-bottom: 16px; color: var(--text);
  background: linear-gradient(135deg, var(--text) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-header__desc { color: var(--text-muted); font-size: 18px; max-width: 600px; margin-inline: auto; line-height: 1.75; }

/* ── About Section ───────────────────────────────────────────── */
.about__block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  margin-bottom: 32px;
  transition: all 400ms cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.about__block::before {
  content: '';
  position: absolute; inset: 0;
  padding: 1px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--primary), transparent 40%, transparent 60%, var(--primary-light));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.15;
  transition: opacity var(--transition);
}

.about__block:hover {
  box-shadow: 0 20px 40px rgba(242,123,33,0.08);
  transform: translateY(-8px);
  border-color: rgba(242,123,33,0.2);
}

.about__block:hover::before { opacity: 0.8; }

.about__block-icon {
  width: 64px; height: 64px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin-bottom: 28px;
  box-shadow: 0 8px 16px rgba(242,123,33,0.2);
  transition: transform var(--transition);
}

.about__block:hover .about__block-icon { transform: scale(1.1) rotate(5deg); }

.about__block-title {
  font-size: 24px; font-weight: 700; color: var(--text);
  margin-bottom: 20px; letter-spacing: -0.01em;
}

.about__block-text {
  color: var(--text-muted);
  font-size: 17px; line-height: 1.85;
  white-space: pre-wrap;
}

/* Services grid */
.services-list-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.service-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 30px;
  display: flex; align-items: center; gap: 18px;
  transition: all 300ms ease;
  cursor: default;
  box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}

.service-item-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(242,123,33,0.12);
}

.service-item-icon {
  width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px;
  background: linear-gradient(135deg, rgba(242,123,33,0.1), rgba(242,123,33,0.05));
  border: 1px solid rgba(242,123,33,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: var(--primary);
  transition: all var(--transition);
}

.service-item-card:hover .service-item-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(-8deg) scale(1.1);
}

.service-item-text { font-size: 15px; line-height: 1.5; color: var(--text); font-weight: 600; }

/* Testimonials */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr));
  gap: 20px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
}
.testimonial-card::before {
  content: '"'; position: absolute; top: 12px; right: 20px;
  font-size: 64px; line-height: 1; color: var(--primary); opacity: .15;
  font-family: Georgia, serif;
}
[dir="rtl"] .testimonial-card::before { right: auto; left: 20px; }
.testimonial-card:hover { box-shadow: var(--shadow-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.testimonial-text { color: var(--text-muted); font-size: 15px; line-height: 1.8; font-style: italic; margin-bottom: 20px; }
.testimonial-author {
  display: flex; align-items: center; gap: 12px;
}
.testimonial-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.testimonial-name { font-size: 14px; font-weight: 700; color: var(--text); }

/* ── Contact ─────────────────────────────────────────────────── */
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact__form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}
.contact__form-group { margin-bottom: 20px; }
.contact__label {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  margin-bottom: 8px; color: var(--text-muted);
}
.contact__label-icon { font-size: 15px; }
.contact__input, .contact__textarea {
  width: 100%; padding: 13px 16px;
  border: 1px solid var(--border); background: var(--bg);
  color: var(--text);
  font-family: inherit; font-size: 15px;
  border-radius: var(--radius-sm);
  outline: none; transition: all var(--transition);
}
.contact__textarea { min-height: 130px; resize: vertical; }
.contact__input:focus, .contact__textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(242,123,33,.12);
}
.contact__msg { display: none; padding: 12px 16px; font-size: 14px; font-weight: 600; margin-top: 8px; border-radius: var(--radius-sm); }
.contact__msg--success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.contact__msg--error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* Contact info side */
.contact__info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  height: 100%;
}
.contact__info-items { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.contact__info-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.contact__info-item:hover { border-color: var(--primary); background: var(--bg-card-hover); }
.contact__info-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(242,123,33,.15), rgba(242,123,33,.05));
  border: 1px solid rgba(242,123,33,.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.contact__info-label { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); margin-bottom: 4px; }
.contact__info-value { font-size: 15px; color: var(--text-muted); line-height: 1.6; }
.contact__socials { display: flex; gap: 10px; flex-wrap: wrap; }
.contact__social {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); font-size: 13px; font-weight: 600;
  transition: all var(--transition); color: var(--text-muted);
}
.contact__social-icon { font-size: 18px; }
.contact__social:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* FAQ */
.faq { margin-top: 32px; }
.faq__title { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--primary); margin-bottom: 16px; }
.faq__item { border-bottom: 1px solid var(--border); }
.faq__question {
  width: 100%; text-align: start; display: flex; justify-content: space-between;
  align-items: center; padding: 18px 0; gap: 16px;
  font-size: 15px; font-weight: 600; color: var(--text);
  transition: color var(--transition);
}
.faq__question:hover { color: var(--primary); }
.faq__icon { font-size: 20px; font-weight: 400; transition: transform .25s ease; flex-shrink: 0; color: var(--primary); }
.faq__item.open .faq__icon { transform: rotate(45deg); }
.faq__answer { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq__answer-inner { padding-bottom: 18px; font-size: 15px; color: var(--text-muted); line-height: 1.75; }

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background: #0c0e14;
  color: rgba(255,255,255,.75);
  padding-block: 64px 32px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer__brand-logo { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 14px; }
.footer__brand-logo span { color: var(--primary); }
.footer__brand-desc { font-size: 14px; color: rgba(255,255,255,.45); line-height: 1.8; margin-bottom: 24px; max-width: 280px; }
.footer__socials { display: flex; gap: 8px; flex-wrap: wrap; }
.footer__social {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.1);
  font-size: 13px; color: rgba(255,255,255,.55);
  transition: all var(--transition);
}
.footer__social-icon { font-size: 16px; }
.footer__social:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }
.footer__col-title { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.3); margin-bottom: 20px; }
.footer__links { display: flex; flex-direction: column; gap: 12px; }
.footer__links a {
  font-size: 14px; color: rgba(255,255,255,.55);
  display: flex; align-items: center; gap: 8px;
  transition: all var(--transition);
}
.footer__links a:hover { color: var(--primary); transform: translateX(4px); }
[dir="rtl"] .footer__links a:hover { transform: translateX(-4px); }
.footer__link-icon { font-size: 14px; }
.footer__contact-list { display: flex; flex-direction: column; gap: 12px; }
.footer__contact-item {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: rgba(255,255,255,.45); line-height: 1.5;
}
.footer__contact-icon { font-size: 15px; flex-shrink: 0; margin-top: 1px; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px;
  font-size: 13px; color: rgba(255,255,255,.3);
}

/* ── Scroll Reveal ───────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ── RTL ─────────────────────────────────────────────────────── */
[dir="rtl"] .hero__content { margin-inline-start: auto; margin-inline-end: 0; }
[dir="rtl"] .footer__grid { direction: rtl; }
[dir="rtl"] .faq__question { flex-direction: row-reverse; }
[dir="rtl"] .section-header { text-align: center; }
[dir="rtl"] .about__block::before { left: auto; right: 0; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .contact__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --section-pad: 64px; }
  .display-lg { font-size: 32px; }
  .display-md { font-size: 26px; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .services-list-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .about__block { padding: 28px; }
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .contact__form-card, .contact__info-card { padding: 24px; }
}