/* ============================================================
   AAM Transportation, LLC — style.css
   Palette: deep navy-black + card sky blue (#57B8E4)
   ============================================================ */

:root {
  --ink:      #0a1017;   /* page background */
  --ink-2:    #0e1620;   /* alternate section */
  --ink-3:    #131f2c;   /* cards */
  --line:     rgba(135, 190, 220, 0.14);
  --sky:      #57b8e4;
  --sky-soft: #8fd2f0;
  --sky-deep: #2e8fbf;
  --text:     #e9f1f7;
  --muted:    #9db4c4;
  --radius:   18px;
  --shadow:   0 24px 60px rgba(0, 0, 0, 0.45);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--ink);
  color: var(--text);
  line-height: 1.65;
  font-size: 16.5px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: min(1180px, 92%); margin: 0 auto; }

h1, h2, h3, .brand-name { font-family: 'Marcellus', serif; font-weight: 400; letter-spacing: 0.01em; }

.accent { color: var(--sky); }
.center { text-align: center; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sky);
  margin-bottom: 0.9rem;
}

.section { padding: 6.5rem 0; }
.section-alt { background: var(--ink-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-title { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.15; margin-bottom: 1rem; }
.section-lead { color: var(--muted); max-width: 620px; margin: 0 auto 3.2rem; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-solid {
  background: linear-gradient(135deg, var(--sky) 0%, var(--sky-deep) 100%);
  color: #06121c;
  box-shadow: 0 10px 30px rgba(87, 184, 228, 0.32);
}
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(87, 184, 228, 0.45); }
.btn-ghost { border-color: rgba(233, 241, 247, 0.35); color: var(--text); background: rgba(255, 255, 255, 0.04); }
.btn-ghost:hover { border-color: var(--sky); color: var(--sky-soft); transform: translateY(-2px); }
.btn-lg { padding: 1.05rem 2.2rem; font-size: 1.02rem; }
.btn-block { width: 100%; }

/* ---------- top bar ---------- */
.topbar { background: #06101a; border-bottom: 1px solid var(--line); font-size: 0.83rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; padding: 0.55rem 0; gap: 1rem; flex-wrap: wrap; }
.topbar-note { color: var(--sky-soft); letter-spacing: 0.04em; }
.topbar-contact a { color: var(--muted); font-weight: 500; }
.topbar-contact a:hover { color: var(--sky); }
.topbar-contact .divider { color: var(--line); margin: 0 0.6rem; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 16, 23, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.8rem 0; gap: 1rem; }
.brand { display: flex; align-items: center; gap: 0.8rem; }
.brand-mark { width: 52px; height: 52px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-name { font-size: 1.22rem; color: var(--text); }
.brand-name em { font-style: normal; color: var(--sky); }
.brand-tag { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.22em; color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 1.9rem; font-size: 0.94rem; font-weight: 500; }
.nav-links a:not(.btn) { color: var(--muted); transition: color 0.15s; }
.nav-links a:not(.btn):hover { color: var(--sky-soft); }
.btn-nav { padding: 0.6rem 1.4rem; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--text); font-size: 1.3rem; border-radius: 10px; padding: 0.25rem 0.7rem; cursor: pointer; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 92vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background: url('../images/hero-houston.jpg') center 65% / cover no-repeat;
  transform: scale(1.03);
}
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(6, 14, 22, 0.96) 0%, rgba(6, 14, 22, 0.82) 45%, rgba(6, 14, 22, 0.45) 100%),
    linear-gradient(to top, var(--ink) 0%, transparent 30%);
}
.hero-inner { position: relative; z-index: 2; padding: 7rem 0 6rem; max-width: 760px; }
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.08; margin-bottom: 1.4rem; }
.hero-sub { font-size: 1.13rem; color: var(--muted); max-width: 560px; margin-bottom: 2.4rem; }
.hero-sub strong { color: var(--sky-soft); font-weight: 600; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.8rem; }
.hero-badges { list-style: none; display: flex; gap: 1.6rem; flex-wrap: wrap; font-size: 0.88rem; color: var(--sky-soft); letter-spacing: 0.03em; }

/* ---------- cards & grids ---------- */
.grid { display: grid; gap: 1.6rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.service { padding: 2.2rem 1.9rem; transition: transform 0.2s ease, border-color 0.2s ease; }
.service:hover { transform: translateY(-5px); border-color: rgba(87, 184, 228, 0.45); }
.service-icon {
  width: 58px; height: 58px; display: grid; place-items: center;
  font-size: 1.6rem; border-radius: 16px; margin-bottom: 1.3rem;
  background: rgba(87, 184, 228, 0.12); border: 1px solid rgba(87, 184, 228, 0.25);
}
.service h3 { font-size: 1.3rem; margin-bottom: 0.6rem; }
.service p { color: var(--muted); font-size: 0.95rem; }

/* ---------- fleet ---------- */
.fleet-grid { grid-template-columns: repeat(2, 1fr); }
.fleet-photo { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.fleet-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.fleet-photo img.crop-low { object-position: 50% 90%; }
.fleet-card:hover .fleet-photo img { transform: scale(1.05); }
.fleet-cap {
  position: absolute; top: 1rem; right: 1rem;
  background: rgba(6, 14, 22, 0.82); backdrop-filter: blur(6px);
  border: 1px solid rgba(87, 184, 228, 0.4); color: var(--sky-soft);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em;
  padding: 0.4rem 0.9rem; border-radius: 999px;
}
.fleet-body { padding: 1.9rem; }
.fleet-body h3 { font-size: 1.5rem; margin-bottom: 0.7rem; display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: baseline; }
.fleet-type { font-family: 'Inter', sans-serif; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--sky); font-weight: 600; }
.fleet-body > p { color: var(--muted); font-size: 0.96rem; margin-bottom: 1.2rem; }
.fleet-specs {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line); border-radius: 12px;
  background: rgba(87, 184, 228, 0.06);
  margin-bottom: 1.3rem; overflow: hidden;
}
.spec { display: flex; flex-direction: column; align-items: center; padding: 0.75rem 0.4rem; text-align: center; }
.spec + .spec { border-left: 1px solid var(--line); }
.spec strong { font-family: 'Marcellus', serif; font-weight: 400; font-size: 1.45rem; color: var(--sky-soft); line-height: 1.1; }
.spec span { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); margin-top: 0.2rem; }
.fleet-comfort { color: var(--sky-soft); font-size: 0.88rem; font-style: italic; margin-bottom: 1.4rem; }
.fleet-features { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem 1rem; margin-bottom: 1.6rem; font-size: 0.9rem; color: var(--text); }
.fleet-features li::before { content: '✓  '; color: var(--sky); font-weight: 700; }

/* ---------- why us ---------- */
.why-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 4rem; align-items: center; }
.why-photo { position: relative; }
.why-photo img { border-radius: var(--radius); box-shadow: var(--shadow); aspect-ratio: 4 / 5; object-fit: cover; width: 100%; }
.why-badge {
  position: absolute; bottom: -1.4rem; right: -1rem;
  background: linear-gradient(135deg, var(--sky) 0%, var(--sky-deep) 100%);
  color: #06121c; border-radius: 16px; padding: 1rem 1.5rem;
  display: flex; flex-direction: column; line-height: 1.3;
  box-shadow: 0 18px 44px rgba(87, 184, 228, 0.35);
}
.why-badge strong { font-size: 1.05rem; }
.why-badge span { font-size: 0.8rem; font-weight: 600; opacity: 0.85; }
.why-badge-est {
  top: -1.4rem; left: -1rem; right: auto; bottom: auto;
  background: var(--ink-3); color: var(--sky-soft);
  border: 1px solid rgba(87, 184, 228, 0.5);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
}
.why-badge-est strong { font-family: 'Marcellus', serif; font-weight: 400; font-size: 1.25rem; color: var(--sky); }
.why-lead { color: var(--muted); margin-top: 1rem; max-width: 520px; }
.why-lead strong { color: var(--sky-soft); }
.why-list { list-style: none; margin-top: 2.2rem; display: flex; flex-direction: column; gap: 1.8rem; }
.why-list li { display: flex; gap: 1.4rem; align-items: flex-start; }
.why-num {
  font-family: 'Marcellus', serif; font-size: 1.5rem; color: var(--sky);
  border: 1px solid rgba(87, 184, 228, 0.35); border-radius: 14px;
  min-width: 58px; height: 58px; display: grid; place-items: center;
  background: rgba(87, 184, 228, 0.08);
}
.why-list h3 { font-size: 1.18rem; margin-bottom: 0.25rem; }
.why-list p { color: var(--muted); font-size: 0.94rem; }

/* ---------- cta band ---------- */
.cta-band {
  background:
    linear-gradient(90deg, rgba(6, 14, 22, 0.93) 0%, rgba(6, 14, 22, 0.78) 100%),
    url('../images/cta-night.jpg') center / cover no-repeat;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 4.5rem 0;
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-inner h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); max-width: 640px; }

/* ---------- booking ---------- */
.book-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 4rem; align-items: start; }
.book-copy > p { color: var(--muted); margin-bottom: 1.8rem; }
.book-contacts { display: flex; flex-direction: column; gap: 0.9rem; margin-bottom: 1.8rem; }
.contact-chip {
  display: flex; align-items: center; gap: 1rem;
  background: var(--ink-3); border: 1px solid var(--line); border-radius: 14px;
  padding: 0.9rem 1.2rem; transition: border-color 0.15s;
}
.contact-chip:hover { border-color: rgba(87, 184, 228, 0.5); }
.contact-chip span { font-size: 1.4rem; }
.contact-chip strong { display: block; font-size: 0.95rem; }
.contact-chip small { color: var(--muted); }
.book-note { color: var(--sky-soft); font-size: 0.9rem; }

.book-form { padding: 2.2rem; display: flex; flex-direction: column; gap: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.book-form label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.04em; color: var(--muted); text-transform: uppercase; }
.book-form input, .book-form select, .book-form textarea {
  background: var(--ink); border: 1px solid var(--line); border-radius: 11px;
  padding: 0.8rem 1rem; color: var(--text);
  font-family: 'Inter', sans-serif; font-size: 0.96rem;
  transition: border-color 0.15s;
}
.book-form input:focus, .book-form select:focus, .book-form textarea:focus { outline: none; border-color: var(--sky); }
.book-form input::placeholder, .book-form textarea::placeholder { color: rgba(157, 180, 196, 0.5); }
.book-form select { appearance: none; }
.book-form textarea { resize: vertical; }
.form-hint { font-size: 0.8rem; color: var(--muted); text-align: center; }
.map-link {
  display: inline-block; margin-top: 0.35rem;
  font-size: 0.78rem; font-weight: 600; color: var(--sky);
  text-transform: none; letter-spacing: normal;
}
.map-link:hover { color: var(--sky-soft); }
.map-preview { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; height: 230px; }
.map-preview iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ---------- footer ---------- */
.footer { background: #060d14; border-top: 1px solid var(--line); padding-top: 4.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; }
.footer-brand p { color: var(--muted); font-size: 0.92rem; margin-top: 1.2rem; max-width: 380px; }
.footer-brand .footer-slogan { font-family: 'Marcellus', serif; font-size: 1.15rem; color: var(--sky-soft); margin-top: 1.4rem; }
.footer-brand .footer-slogan + p { margin-top: 0.6rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col h4 { font-family: 'Marcellus', serif; font-weight: 400; font-size: 1.1rem; margin-bottom: 0.5rem; color: var(--sky-soft); }
.footer-col a, .footer-col span { color: var(--muted); font-size: 0.93rem; }
.footer-col a:hover { color: var(--sky); }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  border-top: 1px solid var(--line); padding: 1.4rem 0;
  font-size: 0.82rem; color: var(--muted);
}
.dev-credit strong { color: var(--sky-soft); font-weight: 600; letter-spacing: 0.06em; }
.dev-credit a:hover { color: var(--sky); }

/* ---------- floating call button ---------- */
.float-call {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 60;
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1.5rem;
  background: linear-gradient(135deg, var(--sky) 0%, var(--sky-deep) 100%);
  box-shadow: 0 14px 38px rgba(87, 184, 228, 0.5);
  transition: transform 0.18s ease;
}
.float-call:hover { transform: scale(1.08); }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .fleet-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .why-grid, .book-grid { grid-template-columns: 1fr; gap: 3rem; }
  .why-photo { max-width: 480px; }
}

@media (max-width: 720px) {
  .section { padding: 4.5rem 0; }
  .grid-3, .grid-2, .fleet-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .footer-bottom { justify-content: center; text-align: center; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(8, 14, 21, 0.98); border-bottom: 1px solid var(--line);
    flex-direction: column; padding: 1.4rem 0; gap: 1.2rem;
  }
  .nav-links.open { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .topbar-inner { justify-content: center; text-align: center; }
  .hero { min-height: 0; }
  .hero-inner { padding: 5rem 0 4.5rem; }
  .brand-name { font-size: 1.05rem; }
  .brand-mark { width: 44px; height: 44px; }
  .why-badge { right: 0.5rem; }
}