/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy:    #0d1b2a;
  --ink:     #1a2b3c;
  --accent:  #c8922a;
  --accent2: #e8a83a;
  --mid:     #5a7a96;
  --light:   #f4f7fb;
  --white:   #ffffff;
  --border:  #dce5ef;

  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Courier New', monospace;

  --max-w: 1100px;
  --section-gap: 96px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img { display: block; max-width: 100%; }

/* ===== LAYOUT ===== */
.container {
  width: 90%;
  max-width: var(--max-w);
  margin: 0 auto;
}

.container--narrow {
  max-width: 720px;
}

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 90%;
  max-width: var(--max-w);
  margin: 0 auto;
  height: 64px;
}

.nav__logo {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--white);
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  gap: 2rem;
}

.nav__links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.nav__links a:hover {
  color: var(--accent2);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  align-items: center;
  padding: 120px 5% 80px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(200,146,42,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.hero__content {
  width: 90%;
  max-width: 780px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.hero__headline {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.12;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.hero__sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

/* ===== BUTTON ===== */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.btn:hover {
  background: var(--accent2);
  transform: translateY(-1px);
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--section-gap) 0;
}

.section--alt {
  background: var(--light);
}

.section__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section__sub {
  font-size: 1.05rem;
  color: var(--mid);
  max-width: 540px;
  margin-bottom: 2.5rem;
}

/* ===== ABOUT ===== */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 2.5rem;
}

.about__text p {
  color: #3d5269;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about__stats {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.stat {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
}

.stat__number {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
}

.stat__label {
  display: block;
  font-size: 0.85rem;
  color: var(--mid);
  margin-top: 0.25rem;
}

/* ===== SERVICES ===== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 8px 32px rgba(13,27,42,0.08);
  transform: translateY(-2px);
}

.card__icon {
  color: var(--accent);
  font-size: 0.7rem;
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.card__body {
  font-size: 0.95rem;
  color: #4a6278;
  line-height: 1.7;
}

/* ===== CONTACT FORM ===== */
.form {
  margin-top: 2.5rem;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form__group {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.25rem;
}

.form__group label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 0.45rem;
}

.form__group input,
.form__group textarea {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--border);
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: #aab8c5;
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--accent);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--navy);
  padding: 2.5rem 0;
  text-align: center;
}

.footer__logo {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  :root { --section-gap: 64px; }

  .nav__toggle {
    display: block;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--navy);
    border-top: 1px solid rgba(255,255,255,0.08);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    padding: 1rem 5%;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .form__row {
    grid-template-columns: 1fr;
  }
}