/* ── Reset & Variables ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:      #0D2B55;
  --navy-dark: #081a35;
  --navy-mid:  #163C6E;
  --cyan:      #00C6FF;
  --cyan-dim:  #0099cc;
  --white:     #ffffff;
  --off-white: #f4f7fb;
  --slate:     #6b7a95;
  --text:      #1a2640;
  --border:    #dde4f0;
  --card-bg:   #ffffff;
  --shadow:    0 4px 24px rgba(13,43,85,.10);
  --shadow-lg: 0 12px 48px rgba(13,43,85,.18);
  --radius:    12px;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --transition: .25s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text); background: var(--white); line-height: 1.6; }
img  { max-width: 100%; display: block; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }

.container { width: min(1200px, 92vw); margin-inline: auto; }

/* ── Typography ────────────────────────────────────── */
h1,h2,h3,h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.2; color: var(--navy); }
h1 { font-size: clamp(2.2rem,5vw,3.6rem); }
h2 { font-size: clamp(1.8rem,3.5vw,2.8rem); }
h3 { font-size: 1.3rem; }
p  { color: #3d4f6a; }

/* ── Buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 2rem; border-radius: 50px; font-family: var(--font-head);
  font-weight: 600; font-size: .95rem; cursor: pointer; border: none;
  transition: var(--transition); text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg,var(--cyan) 0%,var(--cyan-dim) 100%);
  color: var(--navy-dark); box-shadow: 0 4px 20px rgba(0,198,255,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,198,255,.5); }

.btn-outline {
  background: transparent; color: var(--white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: var(--white); }

.btn-dark { background: var(--navy); color: var(--white); }
.btn-dark:hover { background: var(--navy-mid); transform: translateY(-2px); }

/* ── Header / Nav ──────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  background: rgba(8,26,53,.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: var(--transition);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 1rem;
}
.logo { display: flex; align-items: center; gap: .5rem; }
.logo-mark {
  width: 40px; height: 40px; background: linear-gradient(135deg,var(--cyan),var(--cyan-dim));
  border-radius: 8px; display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; color: var(--navy-dark); font-size: 1rem;
}
.logo-text { font-family: var(--font-head); font-weight: 700; color: var(--white); font-size: 1.15rem; }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { color: rgba(255,255,255,.8); font-size: .9rem; font-weight: 500; transition: var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--cyan); }
.btn-nav {
  background: linear-gradient(135deg,var(--cyan),var(--cyan-dim));
  color: var(--navy-dark) !important; padding: .55rem 1.4rem;
  border-radius: 50px; font-weight: 700 !important; font-size: .85rem !important;
}
.btn-nav:hover { transform: translateY(-1px); color: var(--navy-dark) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); display: block; }

/* ── Section Helpers ───────────────────────────────── */
.section { padding: 5rem 0; }
.section-alt { background: var(--off-white); }

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .eyebrow {
  display: inline-block; background: rgba(0,198,255,.12); color: var(--cyan-dim);
  border: 1px solid rgba(0,198,255,.3); border-radius: 50px;
  padding: .3rem 1rem; font-size: .8rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: .75rem;
}
.section-header p { color: var(--slate); max-width: 560px; margin: .75rem auto 0; }

/* ── Hero ──────────────────────────────────────────── */
.hero {
  min-height: 100vh; background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-mid) 100%);
  display: flex; align-items: center; padding-top: 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,198,255,.12) 0%, transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(0,198,255,.12); border: 1px solid rgba(0,198,255,.3);
  border-radius: 50px; padding: .4rem 1rem; margin-bottom: 1.5rem;
  font-size: .8rem; font-weight: 600; color: var(--cyan); letter-spacing: .06em; text-transform: uppercase;
}
.hero h1 { color: var(--white); margin-bottom: 1.2rem; }
.hero h1 span { color: var(--cyan); }
.hero p { color: rgba(255,255,255,.7); font-size: 1.1rem; max-width: 480px; margin-bottom: 2rem; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-stats { display: flex; gap: 2.5rem; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,.1); }
.stat-item .num { font-family: var(--font-head); font-size: 2rem; font-weight: 800; color: var(--cyan); }
.stat-item .label { font-size: .8rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: .06em; }

.hero-visual {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; position: relative;
}
.hero-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); padding: 1.5rem; backdrop-filter: blur(8px);
  transition: var(--transition);
}
.hero-card:hover { transform: translateY(-4px); background: rgba(255,255,255,.09); }
.hero-card:nth-child(2) { margin-top: 1.5rem; }
.hero-card:nth-child(4) { margin-top: -1.5rem; }
.hero-card .icon { font-size: 2rem; margin-bottom: .75rem; }
.hero-card h4 { font-size: .9rem; color: var(--white); margin-bottom: .3rem; }
.hero-card p  { font-size: .8rem; color: rgba(255,255,255,.5); margin: 0; }

/* ── Services Grid ─────────────────────────────────── */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 1.5rem; }
.service-card {
  background: var(--card-bg); border-radius: var(--radius);
  border: 1px solid var(--border); padding: 2rem;
  transition: var(--transition); box-shadow: var(--shadow);
  display: flex; flex-direction: column;
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(0,198,255,.3); }
.service-icon {
  width: 56px; height: 56px; background: rgba(13,43,85,.07);
  border-radius: 14px; display: grid; place-items: center;
  font-size: 1.6rem; margin-bottom: 1.25rem;
}
.service-card h3 { margin-bottom: .6rem; }
.service-card p  { font-size: .9rem; flex: 1; }
.service-card .card-link {
  display: inline-flex; align-items: center; gap: .3rem;
  color: var(--cyan-dim); font-weight: 600; font-size: .88rem;
  margin-top: 1.25rem; transition: var(--transition);
}
.service-card .card-link:hover { gap: .6rem; }

/* ── Why Choose Us ─────────────────────────────────── */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap: 2rem; }
.why-item { text-align: center; }
.why-item .icon {
  width: 64px; height: 64px; background: linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%);
  border-radius: 50%; display: grid; place-items: center; font-size: 1.5rem;
  margin: 0 auto 1rem;
}
.why-item h4 { margin-bottom: .4rem; }
.why-item p  { font-size: .88rem; }

/* ── CTA Banner ─────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-mid) 100%);
  padding: 5rem 0; text-align: center; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(0,198,255,.12) 0%, transparent 70%);
}
.cta-banner h2 { color: var(--white); position: relative; }
.cta-banner p  { color: rgba(255,255,255,.7); margin: 1rem auto 2rem; max-width: 500px; position: relative; }

/* ── About Page ─────────────────────────────────────── */
.about-hero {
  background: linear-gradient(135deg,var(--navy-dark),var(--navy-mid));
  padding: 10rem 0 5rem; text-align: center;
}
.about-hero h1 { color: var(--white); }
.about-hero p  { color: rgba(255,255,255,.7); max-width: 600px; margin: 1rem auto 0; font-size: 1.1rem; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.value-card {
  background: var(--off-white); border-radius: var(--radius); padding: 1.5rem;
  border-left: 4px solid var(--cyan);
}
.value-card h4 { margin-bottom: .4rem; font-size: 1rem; }
.value-card p  { font-size: .88rem; }

.team-highlight {
  background: var(--navy); border-radius: var(--radius); padding: 3rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
}
.team-highlight h2 { color: var(--white); }
.team-highlight p  { color: rgba(255,255,255,.7); }
.team-stat .num  { font-family: var(--font-head); font-size: 2.5rem; font-weight: 800; color: var(--cyan); }
.team-stat .lbl  { font-size: .85rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: .06em; }
.team-stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

/* ── Services Page ─────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg,var(--navy-dark),var(--navy-mid));
  padding: 10rem 0 5rem; text-align: center;
}
.page-hero h1 { color: var(--white); }
.page-hero p  { color: rgba(255,255,255,.7); max-width: 560px; margin: 1rem auto 0; font-size: 1.05rem; }

.service-detail-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--border); margin-bottom: 2rem;
}
.sdc-header {
  background: linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%);
  padding: 2rem 2.5rem; display: flex; align-items: center; gap: 1.25rem;
}
.sdc-header .icon { font-size: 2.5rem; }
.sdc-header h2   { color: var(--white); font-size: 1.6rem; }
.sdc-header p    { color: rgba(255,255,255,.65); font-size: .9rem; margin: 0; }
.sdc-body  { padding: 2rem 2.5rem; }
.sdc-items { display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.sdc-item  {
  display: flex; gap: .75rem; align-items: flex-start;
  background: var(--off-white); border-radius: 8px; padding: 1rem;
}
.sdc-item .dot { width: 8px; height: 8px; background: var(--cyan); border-radius: 50%; margin-top: 5px; flex-shrink: 0; }
.sdc-item p    { font-size: .88rem; margin: 0; }

/* ── Contact Page ──────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 4rem; align-items: start; }
.contact-info h2  { margin-bottom: 1rem; }
.contact-info p   { color: var(--slate); margin-bottom: 2rem; }
.contact-item     { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.contact-item .ci-icon {
  width: 46px; height: 46px; background: rgba(13,43,85,.08);
  border-radius: 10px; display: grid; place-items: center; font-size: 1.2rem; flex-shrink: 0;
}
.contact-item h4  { font-size: .9rem; margin-bottom: .2rem; }
.contact-item p   { font-size: .88rem; color: var(--slate); margin: 0; }

/* ── Form ──────────────────────────────────────────── */
.enquiry-form {
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 2.5rem; border: 1px solid var(--border);
}
.enquiry-form h3 { margin-bottom: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: .85rem; font-weight: 600; color: var(--navy); margin-bottom: .4rem; }
.form-group label .req { color: #e53e3e; margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .85rem 1rem; border: 1.5px solid var(--border);
  border-radius: 8px; font-family: var(--font-body); font-size: .9rem; color: var(--text);
  background: var(--off-white); transition: var(--transition); outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan-dim); background: var(--white);
  box-shadow: 0 0 0 3px rgba(0,198,255,.12);
}
.form-group .error-msg { font-size: .78rem; color: #e53e3e; margin-top: .3rem; display: none; }
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: #e53e3e; }
.form-group.has-error .error-msg { display: block; }
.form-group textarea { resize: vertical; min-height: 110px; }
.char-count { font-size: .75rem; color: var(--slate); text-align: right; margin-top: .25rem; }

#form-success {
  display: none; background: #f0fdf4; border: 1.5px solid #86efac;
  border-radius: 8px; padding: 1.5rem; text-align: center; color: #166534;
}

/* ── WhatsApp Button ───────────────────────────────── */
.whatsapp-btn {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 998;
  width: 56px; height: 56px; background: #25D366; border-radius: 50%;
  display: grid; place-items: center; box-shadow: 0 4px 20px rgba(37,211,102,.5);
  color: white; transition: var(--transition);
}
.whatsapp-btn:hover { transform: scale(1.1); }
.whatsapp-btn svg { width: 28px; height: 28px; }

/* ── Footer ────────────────────────────────────────── */
.site-footer { background: var(--navy-dark); padding: 4rem 0 0; }
.footer-grid  { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 3rem; padding-bottom: 3rem; }
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { color: rgba(255,255,255,.5); font-size: .88rem; }
.footer-col h4 { color: var(--white); font-size: .9rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .07em; }
.footer-col ul li { margin-bottom: .6rem; }
.footer-col ul li a { color: rgba(255,255,255,.5); font-size: .88rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--cyan); }
.contact-list li { display: flex; gap: .5rem; align-items: center; color: rgba(255,255,255,.5); font-size: .88rem; margin-bottom: .7rem; }
.contact-list li a { color: rgba(255,255,255,.5); transition: var(--transition); }
.contact-list li a:hover { color: var(--cyan); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 1.25rem 0; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,.35); font-size: .82rem; }

/* ── Animations ─────────────────────────────────────── */
@keyframes fadeUp { from { opacity:0; transform:translateY(30px); } to { opacity:1; transform:translateY(0); } }
.fade-up { animation: fadeUp .6s ease both; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-grid     { grid-template-columns: 1fr; }
  .hero-visual   { display: none; }
  .about-grid    { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .team-highlight{ grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-links    { display: none; position: fixed; top: 70px; left: 0; right: 0; bottom: 0; background: var(--navy-dark); flex-direction: column; align-items: center; justify-content: center; gap: 2.5rem; }
  .nav-links.open { display: flex; }
  .hamburger    { display: flex; }
  .form-row     { grid-template-columns: 1fr; }
  .footer-grid  { grid-template-columns: 1fr; }
  .values-grid  { grid-template-columns: 1fr; }
  .hero-stats   { gap: 1.5rem; }
  .sdc-header   { flex-direction: column; align-items: flex-start; }
}