/* ============================================================
   SLEEK AVIATION — styles.css
   Theme: Indian Tricolour | Fonts: Cormorant Garamond + DM Sans
   ============================================================ */

/* ── VARIABLES ── */
:root {
  --saffron:        #FF9933;
  --saffron-lt:     #ffb347;
  --chakra-blue:    #000080;
  --india-green:    #138808;
  --india-green-lt: #1aab0a;
  --bg-deep:        #03031a;
  --bg-mid:         #06062a;
  --bg-card:        #0b0b38;
  --text:           #f0ede6;
  --text-muted:     rgba(240, 237, 230, 0.62);
  --text-dim:       rgba(240, 237, 230, 0.35);
  --transition:     0.3s ease;
}

/* ── RESET ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-deep);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a  { text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ── TRICOLOUR TOP BAR ── */
.tc-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 300;
  display: flex;
  height: 4px;
}
.tc-bar .s { flex: 1; background: var(--saffron); }
.tc-bar .w { flex: 1; background: #ffffff; }
.tc-bar .g { flex: 1; background: var(--india-green); }

/* ── TRICOLOUR UTILITY (stripes / rules) ── */
.tc-stripes { display: flex; gap: 4px; }
.tc-stripes span { display: inline-block; width: 20px; height: 3px; border-radius: 2px; }
.tc-stripes .s { background: var(--saffron); }
.tc-stripes .w { background: rgba(255, 255, 255, 0.85); }
.tc-stripes .g { background: var(--india-green); }

.tc-rule { display: flex; height: 2px; width: 58px; margin: 24px 0; }
.tc-rule .s { flex: 1; background: var(--saffron); }
.tc-rule .w { flex: 1; background: rgba(255, 255, 255, 0.55); }
.tc-rule .g { flex: 1; background: var(--india-green); }

/* ── NAVIGATION ── */
nav {
  position: fixed;
  top: 4px; left: 0; right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 64px;
  background: rgba(3, 3, 26, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 153, 51, 0.15);
  animation: fadeDown 0.8s ease both;
}
.nav-logo { display: flex; align-items: center; }
.nav-logo img {
  height: 54px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.3));
}
.nav-links { display: flex; gap: 34px; }
.nav-links a {
  color: rgba(240, 237, 230, 0.68);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1.5px;
  background: linear-gradient(to right, var(--saffron), var(--india-green));
  transition: width 0.35s ease;
}
.nav-links a:hover { color: var(--saffron); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--saffron); }
.nav-cta {
  padding: 10px 24px;
  border: 1.5px solid var(--saffron);
  color: var(--saffron);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: transparent;
  font-weight: 600;
  transition: all var(--transition);
  border-radius: 2px;
}
.nav-cta:hover {
  background: var(--saffron);
  color: var(--bg-deep);
}

/* ── BUTTONS ── */
.btn-saffron {
  padding: 15px 40px;
  background: var(--saffron);
  color: var(--bg-deep);
  font-size: 0.79rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  border: none;
  border-radius: 2px;
  transition: all var(--transition);
  display: inline-block;
  box-shadow: 0 8px 32px rgba(255, 153, 51, 0.38);
}
.btn-saffron:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 44px rgba(255, 153, 51, 0.52);
  background: var(--saffron-lt);
}
.btn-green {
  padding: 15px 40px;
  background: var(--india-green);
  color: #fff;
  font-size: 0.79rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  border: none;
  border-radius: 2px;
  transition: all var(--transition);
  display: inline-block;
  box-shadow: 0 8px 28px rgba(19, 136, 8, 0.32);
}
.btn-green:hover {
  transform: translateY(-2px);
  background: var(--india-green-lt);
  box-shadow: 0 14px 38px rgba(19, 136, 8, 0.48);
}

/* ── HERO ── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(155deg, rgba(0,0,128,0.78) 0%, rgba(3,3,26,0.5) 45%, rgba(3,3,26,0.93) 100%),
    url('https://images.unsplash.com/photo-1570710891163-6d3b5c47248b?w=1900&q=85') center/cover no-repeat;
  animation: slowZoom 20s ease-in-out infinite alternate;
}
.hero-tc-edge {
  position: absolute;
  top: 0; right: 0;
  width: 5px; height: 100%;
  z-index: 3;
  display: flex;
  flex-direction: column;
}
.hero-tc-edge .s { flex: 1; background: var(--saffron); }
.hero-tc-edge .w { flex: 1; background: rgba(255,255,255,0.85); }
.hero-tc-edge .g { flex: 1; background: var(--india-green); }
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 64px;
  animation: fadeUp 1s ease 0.4s both;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}
.eyebrow-txt {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--saffron);
  font-weight: 600;
}
.hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 600;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 26px;
  letter-spacing: -0.01em;
}
.hero h1 em { font-style: italic; color: var(--saffron); }
.hero-sub {
  font-size: 1.04rem;
  line-height: 1.82;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 50px;
  font-weight: 300;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-scroll {
  position: absolute;
  bottom: 38px; left: 64px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  animation: fadeUp 1s ease 1.3s both;
}
.scroll-line {
  width: 44px; height: 1px;
  background: linear-gradient(to right, var(--saffron), transparent);
}
.hero-stats {
  position: absolute;
  bottom: 38px; right: 64px;
  z-index: 2;
  display: flex;
  gap: 44px;
  animation: fadeUp 1s ease 1.1s both;
}
.stat { text-align: center; }
.stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--saffron);
  line-height: 1;
}
.stat-label {
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 6px;
}

/* ── SECTION SHARED ── */
section { padding: 110px 64px; }
.section-label {
  font-size: 0.67rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--saffron);
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 26px; height: 1.5px;
  background: linear-gradient(to right, var(--saffron), var(--india-green));
}
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3.3rem);
  font-weight: 600;
  line-height: 1.12;
  margin-bottom: 22px;
}

/* ── ABOUT ── */
.about {
  background: var(--bg-mid);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}
.about-image-wrap img {
  width: 100%; height: 520px;
  object-fit: cover;
  filter: saturate(0.8) brightness(0.88);
  transition: transform 0.7s;
}
.about-image-wrap:hover img { transform: scale(1.04); }
.about-image-wrap::before {
  content: '';
  position: absolute; top: -10px; left: -10px;
  width: 68px; height: 68px; z-index: 2;
  border-top: 3px solid var(--saffron);
  border-left: 3px solid var(--saffron);
}
.about-image-wrap::after {
  content: '';
  position: absolute; bottom: -10px; right: -10px;
  width: 68px; height: 68px; z-index: 2;
  border-bottom: 3px solid var(--india-green);
  border-right: 3px solid var(--india-green);
}
.about-text p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.9;
  margin-bottom: 16px;
  font-weight: 300;
}

/* ── CAPABILITIES ── */
.capabilities { background: var(--bg-deep); }
.caps-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 52px;
  gap: 40px;
  flex-wrap: wrap;
}
.caps-header p {
  max-width: 380px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.82;
  font-weight: 300;
}
.caps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.cap-card {
  background: var(--bg-card);
  padding: 42px 28px;
  position: relative;
  overflow: hidden;
  transition: background 0.4s;
  border-bottom: 3px solid transparent;
}
.cap-card:nth-child(1) { border-bottom-color: var(--saffron); }
.cap-card:nth-child(2) { border-bottom-color: rgba(255,255,255,0.25); }
.cap-card:nth-child(3) { border-bottom-color: var(--chakra-blue); }
.cap-card:nth-child(4) { border-bottom-color: var(--india-green); }
.cap-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,153,51,0.05), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.cap-card:hover::before { opacity: 1; }
.cap-card:hover { background: #0e0e44; }
.cap-icon { font-size: 2rem; margin-bottom: 20px; display: block; }
.cap-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.26rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.25;
}
.cap-card ul { display: flex; flex-direction: column; gap: 8px; }
.cap-card ul li {
  color: var(--text-muted);
  font-size: 0.81rem;
  line-height: 1.55;
  font-weight: 300;
  padding-left: 16px;
  position: relative;
}
.cap-card ul li::before {
  content: '–';
  position: absolute; left: 0;
  color: var(--saffron);
  font-weight: 600;
}
.cap-num {
  position: absolute; top: 16px; right: 20px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.4rem;
  font-weight: 700;
  color: rgba(255,153,51,0.06);
  line-height: 1;
  pointer-events: none;
}

/* ── GALLERY ── */
.aircraft-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 280px 280px;
  gap: 3px;
}
.gallery-item { position: relative; overflow: hidden; }
.gallery-item.tall { grid-row: span 2; }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.8);
  transition: filter 0.5s, transform 0.6s;
}
.gallery-item:hover img {
  filter: saturate(1.05) brightness(0.95);
  transform: scale(1.05);
}
.gallery-item::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(3,3,26,0.72) 0%, transparent 50%);
}
.gallery-label {
  position: absolute;
  bottom: 18px; left: 20px;
  z-index: 2;
  font-size: 0.64rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}
.gallery-label strong {
  display: block;
  font-size: 1.02rem;
  letter-spacing: 0;
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}
.gallery-item::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; z-index: 3;
  background: linear-gradient(to right, var(--saffron) 33%, #fff 33% 66%, var(--india-green) 66%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.gallery-item:hover::before { transform: scaleX(1); }

/* ── LEADERSHIP ── */
.leadership {
  background: var(--bg-mid);
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.leadership::after {
  content: '';
  position: absolute; right: -80px; top: 50%;
  transform: translateY(-50%);
  width: 400px; height: 400px;
  border-radius: 50%;
  border: 60px solid rgba(0,0,128,0.05);
  pointer-events: none;
}
.leader-highlight {
  background: rgba(255,153,51,0.08);
  border-left: 3px solid var(--saffron);
  padding: 26px 28px;
  border-radius: 0 3px 3px 0;
  margin-bottom: 28px;
}
.leader-highlight p {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.65;
  color: var(--text);
}
.leader-highlight strong {
  color: var(--saffron);
  font-style: normal;
  font-size: 0.8rem;
  font-family: 'DM Sans', sans-serif;
  letter-spacing: 0.08em;
  display: block;
  margin-top: 10px;
}
.leadership-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.88;
  font-weight: 300;
}
.leadership-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  padding: 8px 16px;
  border: 1px solid rgba(240,237,230,0.13);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border-radius: 2px;
  text-transform: uppercase;
}
.tag.s { border-color: rgba(255,153,51,0.4); color: var(--saffron); }
.tag.g { border-color: rgba(19,136,8,0.4); color: #3fc93f; }

/* ── VISION ── */
.vision {
  background: var(--bg-deep);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ashoka-ring {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 620px; height: 620px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,128,0.1);
  pointer-events: none;
}
.ashoka-ring::before {
  content: '';
  position: absolute; inset: 62px;
  border-radius: 50%;
  border: 1px solid rgba(255,153,51,0.08);
}
.ashoka-ring::after {
  content: '';
  position: absolute; inset: 124px;
  border-radius: 50%;
  border: 1px solid rgba(19,136,8,0.08);
}
.vision-content { position: relative; z-index: 2; max-width: 760px; margin: 0 auto; }
.vision p {
  color: var(--text-muted);
  font-size: 1.06rem;
  line-height: 1.88;
  font-weight: 300;
  margin-bottom: 56px;
}
.vision-pillars { display: flex; justify-content: center; gap: 60px; flex-wrap: wrap; }
.pillar { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.pillar-icon-wrap {
  width: 62px; height: 62px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem;
}
.pillar:nth-child(1) .pillar-icon-wrap { border: 1px solid rgba(255,153,51,0.4); background: rgba(255,153,51,0.09); }
.pillar:nth-child(2) .pillar-icon-wrap { border: 1px solid rgba(0,0,128,0.45); background: rgba(0,0,128,0.12); }
.pillar:nth-child(3) .pillar-icon-wrap { border: 1px solid rgba(19,136,8,0.4); background: rgba(19,136,8,0.09); }
.pillar-text {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  text-align: center;
  max-width: 100px;
}

/* ── CONTACT ── */
.contact {
  background: var(--bg-mid);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-left p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.84;
  font-weight: 300;
  margin-bottom: 38px;
}
.contact-details { display: flex; flex-direction: column; gap: 18px; }
.contact-item { display: flex; align-items: center; gap: 14px; }
.contact-item-icon {
  width: 46px; height: 46px;
  border: 1px solid rgba(255,153,51,0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
  border-radius: 2px;
  background: rgba(255,153,51,0.06);
}
.contact-item-label {
  font-size: 0.63rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--saffron);
  display: block;
}
.contact-item-value { font-size: 0.9rem; color: var(--text); display: block; }
.contact-form {
  background: rgba(240,237,230,0.03);
  border: 1px solid rgba(240,237,230,0.09);
  border-top: 3px solid var(--saffron);
  padding: 44px;
  border-radius: 2px;
}
.contact-form h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.65rem;
  margin-bottom: 26px;
  font-weight: 600;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(240,237,230,0.4);
  margin-bottom: 7px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 15px;
  background: rgba(240,237,230,0.04);
  border: 1px solid rgba(240,237,230,0.1);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  border-radius: 2px;
  outline: none;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--saffron); }
.form-group textarea { height: 106px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ── FOOTER ── */
footer {
  background: var(--bg-deep);
  padding: 38px 64px;
  border-top: 1px solid rgba(240,237,230,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--text);
}
.footer-brand span { color: var(--saffron); }
.footer-tagline {
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 4px;
}
.footer-tc { display: flex; height: 2px; margin-top: 10px; width: 70px; }
.footer-tc .s { flex: 1; background: var(--saffron); }
.footer-tc .w { flex: 1; background: rgba(255,255,255,0.6); }
.footer-tc .g { flex: 1; background: var(--india-green); }
.footer-links { display: flex; gap: 26px; }
.footer-links a {
  color: var(--text-dim);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--saffron); }
.footer-copy { font-size: 0.68rem; color: var(--text-dim); }

/* ── SCROLL REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── KEYFRAMES ── */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slowZoom {
  from { transform: scale(1.04); }
  to   { transform: scale(1.11); }
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  nav { padding: 14px 22px; }
  .nav-links { display: none; }
  section { padding: 80px 22px; }
  .hero-content { padding: 0 22px; }
  .hero-stats { right: 22px; gap: 22px; }
  .hero-scroll { left: 22px; }
  .about,
  .leadership,
  .contact { grid-template-columns: 1fr; gap: 44px; }
  .caps-grid { grid-template-columns: 1fr 1fr; }
  .aircraft-gallery { grid-template-columns: 1fr; grid-template-rows: auto; }
  .gallery-item,
  .gallery-item.tall { height: 240px; grid-row: span 1; }
  footer { padding: 30px 22px; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 2.4rem; }
  .caps-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { display: none; }
  .vision-pillars { gap: 32px; }
}