/* ============================================================
   Optimus Algos – Full Component & Layout System
   Pure CSS — no Tailwind utilities for layout.
   Uses @theme CSS variables from main.css.
   ============================================================ */

/* ── Reset helpers ── */
*, *::before, *::after { box-sizing: border-box; }

/* ── Container ── */
.oa-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ══════════════════════════════════════════════
   HEADER
══════════════════════════════════════════════ */
.oa-header-wrap {
  position: absolute;
  left: 0; right: 0;
  z-index: 10;
}
.oa-header-wrap.header-sticky {
  position: fixed;
  top: 0;
  width: 100%;
  background: #ffffff;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  z-index: 999;
  animation: headerSlideDown 0.95s ease 0s forwards 1;
}
.oa-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 16px;
}
.oa-logo img { height: 38px; width: auto; }
.oa-nav { display: flex; align-items: center; gap: 32px; list-style: none; margin: 0; padding: 0; }
.oa-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-black);
  text-decoration: none;
  transition: color 0.3s ease;
}
.oa-nav a:hover,
.oa-nav a.active { color: var(--color-blue); }
.oa-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-blue);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  height: 42px;
  padding: 0 26px;
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.3s ease;
}
.oa-header-cta:hover { background: var(--color-black); color: #fff; }
.oa-hamburger {
  display: none;
  height: 42px; width: 42px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.1);
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-black);
  transition: all 0.3s;
}
.oa-hamburger:hover { background: var(--color-black); color: #fff; }

/* ══════════════════════════════════════════════
   HERO (Home) — light gradient image background
══════════════════════════════════════════════ */
.oa-hero {
  background: url('../../assets/img/hero/hero-bg.png') center center / cover no-repeat;
  position: relative;
  overflow: hidden;
  min-height: 94vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
}
/* subtle white wash so text stays crisp over the colourful image */
.oa-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.30);
  pointer-events: none;
}

/* ── Inner page hero — same image, lighter overlay ── */
.oa-page-hero {
  background: url('../../assets/img/hero/hero-bg.png') center top / cover no-repeat;
  position: relative;
  overflow: hidden;
  padding-top: 160px;
  padding-bottom: 100px;
}
.oa-page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.35);
  pointer-events: none;
}

/* ── Grid overlay (keep but make it faint dark lines for light bg) ── */
.oa-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

/* ── Hero pill label ── */
.oa-hero-label {
  display: inline-block;
  background: rgba(104,101,255,0.12);
  border: 1px solid rgba(104,101,255,0.35);
  color: var(--color-blue);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 50px;
  margin-bottom: 36px;
  letter-spacing: 0.04em;
}

/* ── Hero headline — dark text on light bg ── */
.oa-hero-title {
  color: var(--color-black);
  font-weight: 800;
  font-size: clamp(38px, 5.5vw, 72px);
  line-height: 1.08;
  margin-bottom: 28px;
}
.oa-hero-title span { color: var(--color-blue); }

/* ── Hero sub ── */
.oa-hero-sub {
  color: var(--color-gray-100);
  font-size: 18px;
  line-height: 30px;
  margin-bottom: 44px;
  max-width: 540px;
}

/* ── Hero CTAs ── */
.oa-hero-btns { display: flex; flex-wrap: wrap; gap: 16px; }
.oa-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-blue);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  height: 52px;
  padding: 0 36px;
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.3s ease, transform 0.2s ease;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.oa-btn-primary:hover { background: var(--color-black); color: #fff; transform: translateY(-2px); }
/* outline button — dark on light hero */
.oa-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.7);
  color: var(--color-black);
  font-size: 15px;
  font-weight: 600;
  height: 52px;
  padding: 0 36px;
  border-radius: 50px;
  border: 1px solid rgba(0,2,41,0.18);
  text-decoration: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(6px);
}
.oa-btn-outline:hover { background: var(--color-blue); color: #fff; border-color: var(--color-blue); }

/* ── Hero stat strip — light cards on light bg ── */
.oa-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 56px;
}
.oa-stat {
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(104,101,255,0.18);
  border-radius: 16px;
  padding: 20px 32px;
  text-align: center;
  min-width: 130px;
  backdrop-filter: blur(8px);
}
.oa-stat-num   { color: var(--color-blue); font-size: 32px; font-weight: 800; line-height: 1; margin-bottom: 4px; }
.oa-stat-label { color: var(--color-gray-100); font-size: 13px; }

/* ── Page hero breadcrumb — dark on light bg ── */
.oa-breadcrumb { display: flex; align-items: center; gap: 8px; margin-top: 40px; font-size: 14px; }
.oa-breadcrumb a { color: rgba(0,2,41,0.45); text-decoration: none; transition: color 0.3s; }
.oa-breadcrumb a:hover { color: var(--color-black); }
.oa-breadcrumb span { color: rgba(0,2,41,0.2); }
.oa-breadcrumb .current { color: rgba(0,2,41,0.7); }

/* ── Page hero title/sub on light bg ── */
.oa-page-hero .oa-hero-title { color: var(--color-black); }
.oa-page-hero .oa-hero-sub   { color: var(--color-gray-100); }

/* ══════════════════════════════════════════════
   VIDEO SECTION
══════════════════════════════════════════════ */
.oa-video-section {
  padding: 100px 0;
  background: var(--color-gray-800);
}
.oa-video-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.oa-video-text {}
.oa-video-embed {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(104,101,255,0.18);
  background: #000;
  aspect-ratio: 16/9;
}
.oa-video-embed iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
/* decorative ring around video */
.oa-video-wrap {
  position: relative;
  padding: 10px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(104,101,255,0.25), rgba(255,117,249,0.15));
}
.oa-video-wrap::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(104,101,255,0.4), rgba(255,117,249,0.3), rgba(104,101,255,0.1));
  z-index: -1;
}

/* ══════════════════════════════════════════════
   SECTION SHARED
══════════════════════════════════════════════ */
.oa-section { padding: 100px 0; }
.oa-section-sm { padding: 80px 0; }
.oa-section-head { text-align: center; margin-bottom: 60px; }
.oa-section-label {
  display: inline-block;
  color: var(--color-blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.oa-section-title {
  color: var(--color-black);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 50px);
  line-height: 1.15;
  margin-bottom: 16px;
}
.oa-section-sub {
  color: var(--color-gray-100);
  font-size: 17px;
  max-width: 520px;
  margin: 0 auto;
}

/* ── Backgrounds ── */
.oa-bg-white  { background: #ffffff; }
.oa-bg-light  { background: var(--color-gray-800); }
.oa-bg-dark   { background: var(--color-black); }
.oa-bg-blue   { background: var(--color-blue); }

/* ══════════════════════════════════════════════
   CARDS
══════════════════════════════════════════════ */
.oa-card {
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}
.oa-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(104,101,255,0.13);
}

/* ── Feature cards grid ── */
.oa-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.oa-feature-card {
  background: var(--color-gray-700);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 44px 36px;
}
.oa-feature-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(104,101,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-blue);
}
.oa-feature-title { color: var(--color-black); font-size: 22px; font-weight: 700; margin-bottom: 12px; line-height: 1.3; }
.oa-feature-text  { color: var(--color-gray-100); font-size: 15px; line-height: 26px; }

/* ── Services grid ── */
.oa-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.oa-svc-card {
  border: 1px solid var(--color-border-2);
  border-radius: 24px;
  padding: 44px 36px;
  background: #fff;
}
.oa-svc-card.dark { background: var(--color-black); grid-column: span 2; }
.oa-svc-icon { margin-bottom: 24px; }
.oa-svc-icon img { width: 40px; height: 40px; object-fit: contain; }
.oa-svc-title { color: var(--color-black); font-size: 20px; font-weight: 700; margin-bottom: 12px; line-height: 1.2; }
.oa-svc-title a { color: inherit; text-decoration: none; transition: color 0.3s; }
.oa-svc-title a:hover { color: var(--color-blue); }
.oa-svc-text  { color: var(--color-gray-100); font-size: 14px; line-height: 24px; margin-bottom: 24px; }
.oa-svc-arr {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(104,101,255,0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  transition: background 0.3s, color 0.3s;
  text-decoration: none;
}
.oa-svc-arr:hover { background: var(--color-blue); color: #fff; }
.oa-svc-card.dark .oa-svc-title { color: #fff; }
.oa-svc-card.dark .oa-svc-text  { color: rgba(255,255,255,0.5); }

/* ── 2-col service detail cards ── */
.oa-services-2col { grid-template-columns: repeat(2, 1fr); }

/* ── Service detail item cards (full-width dark) ── */
.oa-svc-featured {
  background: var(--color-black);
  border-radius: 24px;
  padding: 50px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  margin-top: 30px;
}
.oa-svc-featured-body { max-width: 520px; }
.oa-svc-featured-title { color: #fff; font-size: 26px; font-weight: 700; margin-bottom: 16px; }
.oa-svc-featured-text  { color: rgba(255,255,255,0.5); font-size: 15px; line-height: 26px; margin-bottom: 24px; }

/* ── Service card with header row ── */
.oa-svc2-card {
  border: 1px solid var(--color-border-2);
  border-radius: 24px;
  padding: 50px 44px;
  background: #fff;
}
.oa-svc2-head { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 24px; }
.oa-svc2-icon {
  width: 54px; height: 54px; flex-shrink: 0;
  border-radius: 14px;
  background: rgba(104,101,255,0.1);
  display: flex; align-items: center; justify-content: center;
}
.oa-svc2-icon img { width: 28px; height: 28px; object-fit: contain; }
.oa-svc2-title { color: var(--color-black); font-size: 22px; font-weight: 700; margin-bottom: 8px; line-height: 1.2; }
.oa-svc2-title a { color: inherit; text-decoration: none; transition: color 0.3s; }
.oa-svc2-title a:hover { color: var(--color-blue); }
.oa-svc2-desc { color: var(--color-gray-100); font-size: 15px; line-height: 26px; }
.oa-checklist { list-style: none; margin: 0 0 28px; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.oa-checklist li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--color-gray-100); }
.oa-checklist li i { width: 20px; height: 20px; line-height: 20px; text-align: center; border-radius: 50%; font-size: 9px; color: #fff; background: var(--color-blue); flex-shrink: 0; }
.oa-svc2-link { display: inline-flex; align-items: center; gap: 8px; color: var(--color-blue); font-size: 14px; font-weight: 600; text-decoration: none; transition: gap 0.2s; }
.oa-svc2-link:hover { gap: 14px; }

/* ══════════════════════════════════════════════
   ABOUT SECTION (2-col)
══════════════════════════════════════════════ */
.oa-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.oa-about-label  { color: var(--color-blue); font-size: 13px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; display: block; margin-bottom: 20px; }
.oa-about-title  { color: var(--color-black); font-size: clamp(28px, 3.5vw, 50px); font-weight: 800; line-height: 1.15; margin-bottom: 24px; }
.oa-about-text   { color: var(--color-gray-100); font-size: 17px; line-height: 30px; margin-bottom: 20px; }
.oa-about-checks { list-style: none; margin: 0 0 40px; padding: 0; display: flex; flex-direction: column; gap: 18px; }
.oa-about-checks li { display: flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 500; color: var(--color-black); }
.oa-about-checks li i { width: 22px; height: 22px; line-height: 22px; text-align: center; border-radius: 50%; font-size: 9px; color: #fff; background: var(--color-blue); flex-shrink: 0; }

/* ── Stats 2x2 grid (replaces image) ── */
.oa-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.oa-stats-box {
  border-radius: 20px;
  padding: 32px;
  text-align: center;
}
.oa-stats-box.light { background: #fff; border: 1px solid var(--color-border); }
.oa-stats-box.dark  { background: var(--color-black); }
.oa-stats-box-num   { font-size: 52px; font-weight: 800; line-height: 1; margin-bottom: 8px; }
.oa-stats-box.light .oa-stats-box-num { color: var(--color-blue); }
.oa-stats-box.dark  .oa-stats-box-num { color: #fff; }
.oa-stats-box-label { font-size: 14px; font-weight: 500; }
.oa-stats-box.light .oa-stats-box-label { color: var(--color-gray-100); }
.oa-stats-box.dark  .oa-stats-box-label { color: rgba(255,255,255,0.5); }

/* ── Mini 2-col stat strip inside about text ── */
.oa-mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 32px; }
.oa-mini-stat-box { border-radius: 16px; padding: 28px; text-align: center; }
.oa-mini-stat-box.light { background: var(--color-gray-700); border: 1px solid var(--color-border); }
.oa-mini-stat-box.dark  { background: var(--color-black); }
.oa-mini-stat-num { font-size: 44px; font-weight: 800; line-height: 1; margin-bottom: 4px; }
.oa-mini-stat-box.light .oa-mini-stat-num { color: var(--color-blue); }
.oa-mini-stat-box.dark  .oa-mini-stat-num { color: #fff; }
.oa-mini-stat-label { font-size: 13px; font-weight: 500; }
.oa-mini-stat-box.light .oa-mini-stat-label { color: var(--color-gray-100); }
.oa-mini-stat-box.dark  .oa-mini-stat-label { color: rgba(255,255,255,0.5); }

/* ── Value cards (about page) ── */
.oa-values { display: flex; flex-direction: column; gap: 20px; }
.oa-value-card {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--color-gray-700);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  padding: 28px;
  transition: transform 0.28s, box-shadow 0.28s;
}
.oa-value-card:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(104,101,255,0.1); }
.oa-value-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 12px;
  background: rgba(104,101,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-blue);
}
.oa-value-title { color: var(--color-black); font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.oa-value-text  { color: var(--color-gray-100); font-size: 14px; line-height: 24px; }

/* ══════════════════════════════════════════════
   CTA BAND
══════════════════════════════════════════════ */
.oa-cta-band {
  padding: 80px 0;
}
.oa-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.oa-cta-title { color: #fff; font-size: clamp(26px, 3.5vw, 44px); font-weight: 800; line-height: 1.2; margin-bottom: 8px; }
.oa-cta-sub   { color: rgba(255,255,255,0.65); font-size: 17px; }
.oa-btn-cta-white {
  display: inline-block;
  background: #fff;
  color: var(--color-blue);
  font-size: 15px;
  font-weight: 700;
  height: 52px;
  line-height: 52px;
  padding: 0 36px;
  border-radius: 50px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.3s, color 0.3s;
}
.oa-btn-cta-white:hover { background: var(--color-black); color: #fff; }
.oa-btn-cta-blue {
  display: inline-block;
  background: var(--color-blue);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  height: 52px;
  line-height: 52px;
  padding: 0 36px;
  border-radius: 50px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.3s;
}
.oa-btn-cta-blue:hover { background: rgba(104,101,255,0.8); }

/* ══════════════════════════════════════════════
   SERVICE DETAILS PAGE
══════════════════════════════════════════════ */
.oa-sd-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 40px;
}
.oa-sd-sidebar { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 28px; }
.oa-sd-nav-box {
  background: var(--color-gray-700);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 28px;
}
.oa-sd-nav-title { color: var(--color-black); font-size: 17px; font-weight: 700; margin-bottom: 20px; }
.oa-sd-nav { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.sd-nav-item a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-black);
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.25s ease;
}
.sd-nav-item.active a,
.sd-nav-item a:hover { background: var(--color-blue); color: #fff; }

.oa-sd-contact-box {
  background: var(--color-black);
  border-radius: 20px;
  padding: 32px;
  text-align: center;
}
.oa-sd-contact-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(104,101,255,0.2);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-blue);
}
.oa-sd-contact-title { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.oa-sd-contact-text  { color: rgba(255,255,255,0.5); font-size: 14px; line-height: 22px; margin-bottom: 24px; }
.oa-sd-contact-phone { display: block; color: rgba(255,255,255,0.5); font-size: 14px; margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); text-decoration: none; transition: color 0.3s; }
.oa-sd-contact-phone:hover { color: #fff; }

.oa-sd-content { display: flex; flex-direction: column; gap: 60px; }
.oa-sd-section-head { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.oa-sd-section-icon {
  width: 52px; height: 52px; flex-shrink: 0;
  border-radius: 14px;
  background: rgba(104,101,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-blue);
}
.oa-sd-section-icon img { width: 28px; height: 28px; object-fit: contain; }
.oa-sd-section-title { color: var(--color-black); font-size: 30px; font-weight: 700; line-height: 1.2; }
.oa-sd-section-text  { color: var(--color-gray-100); font-size: 16px; line-height: 28px; margin-bottom: 28px; }
.oa-sd-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.oa-sd-card {
  background: var(--color-gray-700);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.oa-sd-card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(104,101,255,0.1); }
.oa-sd-card-title { color: var(--color-black); font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.oa-sd-card-text  { color: var(--color-gray-100); font-size: 14px; line-height: 24px; }
.oa-sd-divider { border: none; border-top: 1px solid var(--color-border-2); }

/* ══════════════════════════════════════════════
   CONTACT PAGE
══════════════════════════════════════════════ */
.oa-contact-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 48px;
  align-items: start;
}
.oa-contact-title { color: var(--color-black); font-size: clamp(24px,2.5vw,34px); font-weight: 700; margin-bottom: 16px; line-height: 1.2; }
.oa-contact-intro { color: var(--color-gray-100); font-size: 16px; line-height: 28px; margin-bottom: 40px; }
.oa-contact-list  { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 28px; }
.oa-contact-item  { display: flex; align-items: flex-start; gap: 16px; }
.oa-contact-item-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 12px;
  background: rgba(104,101,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-blue);
}
.oa-contact-item-label { font-size: 13px; font-weight: 600; color: var(--color-gray-200); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; display: block; }
.oa-contact-item a, .oa-contact-item p { font-size: 15px; font-weight: 500; color: var(--color-black); text-decoration: none; transition: color 0.3s; line-height: 26px; }
.oa-contact-item a:hover { color: var(--color-blue); }

/* ── Form box ── */
.oa-form-box {
  background: var(--color-gray-700);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 50px;
}
.oa-form-title { color: var(--color-black); font-size: 24px; font-weight: 700; margin-bottom: 32px; }
.oa-form { display: flex; flex-direction: column; gap: 20px; }
.oa-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.oa-field-wrap {
  position: relative;
  height: 56px;
  border-radius: 12px;
  border: 1.5px solid var(--color-border-2);
  background: #fff;
  display: flex;
  align-items: center;
  padding: 0 18px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.oa-field-wrap:focus-within {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(104,101,255,0.08);
}
.oa-field-wrap input,
.oa-field-wrap select {
  flex: 1; height: 100%; background: transparent; border: 0;
  font-size: 15px; color: var(--color-black); outline: none;
  cursor: text; appearance: none; -webkit-appearance: none;
  border-radius: 0; padding: 0; font-family: var(--font-body);
}
.oa-field-wrap select { cursor: pointer; color: var(--color-gray-100); }
.oa-field-wrap .oa-select-arrow { color: var(--color-gray-100); pointer-events: none; flex-shrink: 0; margin-left: 8px; }
.oa-textarea-wrap {
  border-radius: 12px;
  border: 1.5px solid var(--color-border-2);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  padding: 16px 18px;
}
.oa-textarea-wrap:focus-within {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(104,101,255,0.08);
}
.oa-textarea-wrap textarea {
  width: 100%; height: 150px; background: transparent; border: 0;
  font-size: 15px; color: var(--color-black); outline: none; resize: vertical;
  font-family: var(--font-body); border-radius: 0; padding: 0;
}
.oa-submit-btn {
  width: 100%; height: 54px; border-radius: 12px;
  background: var(--color-blue); color: #fff;
  font-size: 16px; font-weight: 600; font-family: var(--font-body);
  border: none; cursor: pointer;
  transition: background 0.3s;
}
.oa-submit-btn:hover { background: var(--color-black); }

/* ── Map ── */
.oa-map-wrap {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--color-border-2);
  height: 400px;
  margin-top: 0;
}
.oa-map-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ══════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════ */
.oa-footer {
  background: var(--color-black);
  padding-top: 60px;
}
.oa-footer-newsletter {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 60px;
}
.oa-footer-nl-title { color: #fff; font-size: 22px; font-weight: 600; line-height: 1.4; }
.oa-footer-nl-form {
  position: relative;
  height: 54px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50px;
  display: flex;
  align-items: center;
  padding: 0 6px 0 20px;
  transition: border-color 0.2s;
}
.oa-footer-nl-form:focus-within { border-color: var(--color-blue); }
.oa-footer-nl-form input {
  flex: 1; background: transparent; border: 0; color: #fff;
  font-size: 14px; outline: none; font-family: var(--font-body);
}
.oa-footer-nl-btn {
  height: 42px; padding: 0 22px; border-radius: 50px;
  background: var(--color-blue); color: #fff;
  font-size: 13px; font-weight: 600; font-family: var(--font-body);
  border: none; cursor: pointer; white-space: nowrap;
  transition: background 0.3s;
  flex-shrink: 0;
}
.oa-footer-nl-btn:hover { background: #fff; color: var(--color-blue); }

.oa-footer-cols {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 30px;
  padding-bottom: 60px;
}
.oa-footer-logo { height: 36px; width: auto; filter: brightness(0) invert(1); margin-bottom: 20px; display: block; }
.oa-footer-desc { color: rgba(255,255,255,0.5); font-size: 14px; line-height: 26px; max-width: 300px; margin-bottom: 24px; }
.oa-footer-btn {
  display: inline-block;
  background: var(--color-blue);
  color: #fff;
  font-size: 13px; font-weight: 600;
  height: 40px; line-height: 40px;
  padding: 0 22px; border-radius: 50px;
  text-decoration: none;
  transition: background 0.3s, color 0.3s;
}
.oa-footer-btn:hover { background: #fff; color: var(--color-blue); }

.oa-footer-col-title { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 28px; }
.oa-footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.oa-footer-links a {
  color: rgba(255,255,255,0.5); font-size: 14px; text-decoration: none;
  transition: color 0.3s, margin-left 0.2s;
}
.oa-footer-links a:hover { color: #fff; margin-left: 4px; }

.oa-footer-contact { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 20px; }
.oa-footer-contact li { display: flex; align-items: flex-start; gap: 12px; }
.oa-footer-contact li svg { flex-shrink: 0; margin-top: 2px; }
.oa-footer-contact a, .oa-footer-contact span {
  color: rgba(255,255,255,0.6); font-size: 14px; line-height: 22px;
  text-decoration: none; transition: color 0.3s;
}
.oa-footer-contact a:hover { color: #fff; }
.oa-footer-contact .main-tel { color: #fff; font-size: 18px; font-weight: 500; }
.oa-footer-contact .main-tel:hover { color: var(--color-blue); }

.oa-footer-bar {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.oa-footer-bar span { color: rgba(255,255,255,0.4); font-size: 13px; }
.oa-footer-bar a { color: var(--color-red); text-decoration: none; transition: color 0.3s; }
.oa-footer-bar a:hover { color: #fff; }

/* ══════════════════════════════════════════════
   404 PAGE
══════════════════════════════════════════════ */
.oa-404-wrap {
  background: linear-gradient(135deg, var(--color-black) 0%, #0d0d3b 50%, #1a0e4a 100%);
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
}
.oa-404-wrap::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 65% 55% at 50% 45%, rgba(104,101,255,0.2) 0%, transparent 65%);
}
.oa-404-inner { position: relative; z-index: 2; width: 100%; text-align: center; padding: 120px 20px; }
.oa-404-num {
  font-size: clamp(100px, 20vw, 200px);
  font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, rgba(104,101,255,0.4), rgba(104,101,255,0.08));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 2px rgba(104,101,255,0.25);
  margin-bottom: 16px;
}
.oa-404-title { color: #fff; font-size: clamp(32px,4vw,52px); font-weight: 700; margin-bottom: 20px; }
.oa-404-text  { color: rgba(255,255,255,0.5); font-size: 18px; max-width: 420px; margin: 0 auto 40px; line-height: 30px; }
.oa-404-btns  { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-bottom: 56px; }
.oa-404-nav   { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.oa-404-nav a {
  color: rgba(255,255,255,0.4); font-size: 14px; text-decoration: none;
  border: 1px solid rgba(255,255,255,0.1); padding: 8px 20px; border-radius: 50px;
  transition: color 0.3s, border-color 0.3s;
}
.oa-404-nav a:hover { color: rgba(255,255,255,0.8); border-color: rgba(255,255,255,0.3); }
.oa-btn-outline-light {
  display: inline-block;
  color: #fff; font-size: 15px; font-weight: 600;
  height: 52px; line-height: 52px; padding: 0 36px; border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.2); text-decoration: none;
  transition: border-color 0.3s;
}
.oa-btn-outline-light:hover { border-color: var(--color-blue); color: #fff; }

/* ══════════════════════════════════════════════
   OFFCANVAS / MOBILE DRAWER
══════════════════════════════════════════════ */
.oa-offcanvas {
  position: fixed;
  top: 0; right: -100%; height: 100%; width: 340px;
  background: var(--color-black);
  z-index: 9999; padding: 50px 35px;
  overflow-y: auto; opacity: 0; visibility: hidden;
  transition: right 0.7s cubic-bezier(0.785,0.135,0.15,0.86), opacity 0.4s, visibility 0.4s;
}
.oa-offcanvas.opened { right: 0; opacity: 1; visibility: visible; }
.oa-offcanvas-close {
  position: absolute; top: 0; right: 0;
  width: 50px; height: 50px;
  background: #fff; color: var(--color-black);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: none; font-size: 20px;
  transition: background 0.3s, color 0.3s;
}
.oa-offcanvas-close:hover { background: var(--color-red); color: #fff; }
.oa-offcanvas-nav { list-style: none; margin: 40px 0 0; padding: 0; }
.oa-offcanvas-nav li a {
  display: block; padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.7); font-size: 15px; font-weight: 500;
  text-decoration: none; transition: color 0.3s;
}
.oa-offcanvas-nav li a:hover { color: #fff; }
.oa-offcanvas-info { margin-top: 40px; display: flex; flex-direction: column; gap: 16px; }
.oa-offcanvas-info-label { color: rgba(255,255,255,0.4); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 2px; display: block; }
.oa-offcanvas-info a { color: #fff; font-size: 15px; font-weight: 500; text-decoration: none; transition: color 0.3s; }
.oa-offcanvas-info a:hover { color: var(--color-blue); }
.oa-body-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(24,24,24,0.6);
  opacity: 0; visibility: hidden;
  transition: opacity 0.5s, visibility 0.5s;
}
.oa-body-overlay.apply { opacity: 1; visibility: visible; }

/* ══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════ */
@media (max-width: 1200px) {
  .oa-footer-cols { grid-template-columns: 1fr 1fr; }
  .oa-sd-layout { grid-template-columns: 300px 1fr; }
}

@media (max-width: 992px) {
  .oa-nav { display: none; }
  .oa-hamburger { display: flex; }
  .oa-features-grid { grid-template-columns: 1fr 1fr; }
  .oa-services-grid { grid-template-columns: 1fr 1fr; }
  .oa-svc-card.dark { grid-column: span 2; }
  .oa-about-grid { grid-template-columns: 1fr; gap: 40px; }
  .oa-sd-layout { grid-template-columns: 1fr; }
  .oa-sd-sidebar { position: static; }
  .oa-contact-grid { grid-template-columns: 1fr; }
  .oa-footer-newsletter { grid-template-columns: 1fr; }
  .oa-footer-cols { grid-template-columns: 1fr 1fr; }
  .oa-svc-featured { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  .oa-hero { padding: 100px 0 80px; min-height: auto; }
  .oa-page-hero { padding-top: 120px; padding-bottom: 70px; }
  .oa-section { padding: 70px 0; }
  .oa-features-grid { grid-template-columns: 1fr; }
  .oa-services-grid { grid-template-columns: 1fr; }
  .oa-svc-card.dark { grid-column: span 1; }
  .oa-services-2col { grid-template-columns: 1fr; }
  .oa-stats { justify-content: center; }
  .oa-stats-grid { grid-template-columns: 1fr 1fr; }
  .oa-mini-stats { grid-template-columns: 1fr 1fr; }
  .oa-sd-cards { grid-template-columns: 1fr; }
  .oa-form-row { grid-template-columns: 1fr; }
  .oa-form-box { padding: 32px 24px; }
  .oa-cta-inner { flex-direction: column; text-align: center; }
  .oa-footer-cols { grid-template-columns: 1fr; }
  .oa-footer-bar { flex-direction: column; text-align: center; }
  .oa-offcanvas { width: 100%; }
}

@media (max-width: 576px) {
  .oa-hero-btns { flex-direction: column; }
  .oa-btn-primary, .oa-btn-outline { width: 100%; justify-content: center; }
  .oa-stats-grid { grid-template-columns: 1fr; }
  .oa-mini-stats { grid-template-columns: 1fr; }
  .oa-404-btns { flex-direction: column; align-items: center; }
}

/* ── Video section responsive ── */
@media (max-width: 992px) {
  .oa-video-inner { grid-template-columns: 1fr; gap: 40px; }
}