/* ============================================
   AERO — contact.css
   Matches main site style
   ============================================ */

:root {
  --color-bg: #08090d;
  --color-nav: rgba(8, 9, 13, 0.72);
  --color-accent: #cc2200;
  --color-text: #e8e4dc;
  --color-dim: rgba(232, 228, 220, 0.45);
  --color-border: rgba(232, 228, 220, 0.1);
  --color-input-bg: rgba(255, 255, 255, 0.04);
  --color-input-focus: rgba(204, 34, 0, 0.25);
  --color-success: #4caf82;
  --color-error: #cc2200;
  --font-display: 'Barlow', sans-serif;
  --font-ui: 'Share Tech Mono', monospace;
  --nav-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  min-height: 100%;
  background: #000000;
  background: linear-gradient(160deg,
    rgba(0, 0, 0, 1) 0%,
    rgb(14, 20, 59) 50%,
    rgba(77, 15, 15, 1) 100%
  );
  background-attachment: fixed;
  color: var(--color-text);
  font-family: var(--font-display); /* Barlow for readability */
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---------- BACKGROUND GRID ---------- */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-bg__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168,197,218,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168,197,218,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  z-index: 100;
  background: var(--color-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(204, 34, 0, 0.15);
}

.nav__logo {
  font-family: var(--font-ui);
  font-size: 1.1rem;
  letter-spacing: 0.38em;
  color: var(--color-accent);
}

.nav__logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.nav__links {
  display: flex;
  gap: 2.6rem;
}

.nav__links a {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-dim);
  transition: color 0.25s;
  position: relative;
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 100%;
  height: 1px;
  background: var(--color-accent);
  transition: right 0.3s ease;
}
.nav__links a:hover,
.nav__links a.active { color: var(--color-text); }
.nav__links a:hover::after,
.nav__links a.active::after { right: 0; }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}
.nav__hamburger span {
  width: 22px; height: 1.5px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ---------- MOBILE NAV ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(8, 9, 13, 0.96);
  backdrop-filter: blur(16px);
  z-index: 99;
  padding: 1.5rem 2rem 2rem;
  border-bottom: 1px solid rgba(204,34,0,0.1);
  transform: translateY(-110%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-nav.open { transform: translateY(0); }
.mobile-nav ul { display: flex; flex-direction: column; gap: 1.1rem; }
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-dim);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--color-accent); }

/* ---------- PAGE LAYOUT ---------- */
.contact-wrap {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 3rem) 1.5rem 4rem;
  max-width: 720px;
  margin: 0 auto;
}

/* ---------- HEADER ---------- */
.contact-header {
  text-align: center;
  margin-bottom: 3rem;
  width: 100%;
}

.contact-header__sub {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.85;
  margin-bottom: 0.8rem;
}

.contact-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 200;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-left: -0.05em;
}

/* ---------- FEEDBACK MESSAGES ---------- */
.form-feedback {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.2rem;
  margin-bottom: 2rem;
  border: 1px solid;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.form-feedback svg {
  width: 20px; height: 20px;
  flex-shrink: 0;
}

.form-feedback--success {
  border-color: rgba(76, 175, 130, 0.4);
  background: rgba(76, 175, 130, 0.08);
  color: var(--color-success);
}
.form-feedback--success svg { stroke: var(--color-success); }

.form-feedback--error {
  border-color: rgba(204, 34, 0, 0.4);
  background: rgba(204, 34, 0, 0.08);
  color: var(--color-error);
}
.form-feedback--error svg { stroke: var(--color-error); }

/* ---------- FORM ---------- */
.contact-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.form-row--half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* Labels — Barlow for readability */
label {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-dim);
}

.req {
  color: var(--color-accent);
  margin-left: 2px;
}

/* Inputs — Barlow for readability */
input[type="text"],
input[type="email"],
input[type="number"],
textarea {
  width: 100%;
  background: var(--color-input-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
  -webkit-appearance: none;
  border-radius: 0;
}

input::placeholder,
textarea::placeholder {
  color: rgba(232, 228, 220, 0.25);
  font-weight: 300;
}

input:focus,
textarea:focus {
  border-color: var(--color-accent);
  background: var(--color-input-focus);
  box-shadow: 0 0 0 1px rgba(204, 34, 0, 0.15);
}

textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.8;
}

/* ---------- CAPTCHA ---------- */
.form-group--captcha label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.captcha-sum {
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--color-border);
  letter-spacing: 0.12em;
  font-family: var(--font-ui); /* mono keeps numbers clear */
}

/* ---------- HONEYPOT — must be invisible ---------- */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

/* ---------- FORM FOOTER ---------- */
.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.form-note {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--color-dim);
  opacity: 0.6;
}

/* ---------- BUTTON ---------- */
.btn {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border: 1px solid rgba(204, 34, 0, 0.4);
  backdrop-filter: blur(8px);
  background: rgba(204, 34, 0, 0.15);
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
  border-radius: 0;
}

.btn--primary:hover {
  background: rgba(204, 34, 0, 0.3);
  border-color: var(--color-accent);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .nav__links      { display: none; }
  .nav__hamburger  { display: flex; }
  .mobile-nav      { display: block; }

  .form-row--half {
    grid-template-columns: 1fr;
  }

  .contact-wrap {
    justify-content: flex-start;
  }
}