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

:root {
    --navy:    #1a3a6b;
    --navy-dk: #0f2447;
    --orange:  #e8820c;
    --orange-h:#c96d08;
    --light:   #f4f7fc;
    --text:    #2d3748;
    --muted:   #718096;
    --white:   #ffffff;
    --radius:  8px;
    --shadow:  0 4px 20px rgba(0,0,0,.12);
}

html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', Arial, sans-serif; color: var(--text); background: var(--white); line-height: 1.6; }
img  { max-width: 100%; display: block; }
a    { color: inherit; text-decoration: none; }

/* ── Utility ─────────────────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section-alt { background: var(--light); }

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--navy);
    text-align: center;
    margin-bottom: 12px;
}
.section-sub {
    text-align: center;
    color: var(--muted);
    font-size: 1.05rem;
    margin-bottom: 48px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s, transform .15s;
    border: none;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary  { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: var(--orange-h); }

.btn-outline  { background: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-outline:hover { background: rgba(255,255,255,.15); }

.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-dk); }

/* ── Nav ─────────────────────────────────────────────────────────────────── */
#site-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(15,36,71,.92);
    backdrop-filter: blur(6px);
    padding: 14px 0;
    transition: box-shadow .3s;
}
#site-nav.scrolled { box-shadow: 0 2px 16px rgba(0,0,0,.35); }

#site-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: .5px;
}
.nav-brand span { color: var(--orange); }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: rgba(255,255,255,.85); font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--orange); }
.nav-links .btn { padding: 9px 22px; font-size: .9rem; }

/* ── Hero ────────────────────────────────────────────────────────────────── */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background: url('../images/headers/banner.webp') center/cover no-repeat;
    filter: brightness(.5);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    padding: 120px 24px 80px;
    margin: 0 auto;
    text-align: center;
    color: var(--white);
}
.hero-eyebrow {
    display: inline-block;
    background: var(--orange);
    color: var(--white);
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 5px 16px;
    border-radius: 20px;
    margin-bottom: 24px;
}
.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 2px 12px rgba(0,0,0,.5);
}
.hero-content p {
    font-size: 1.2rem;
    color: rgba(255,255,255,.9);
    margin-bottom: 36px;
    text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── Value Props ─────────────────────────────────────────────────────────── */
#value-props {
    background: url('../images/content/bg1.webp') center/cover no-repeat;
}

.props-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    text-align: center;
}
.prop-card { padding: 32px 20px; }
.prop-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}
.prop-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.prop-card p  { font-size: .9rem; color: var(--muted); line-height: 1.6; }

/* ── Calc Card Screen Preview ────────────────────────────────────────────── */
.calc-card-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #f0f4fa;
    padding: 16px;
    border-top: 1px solid #e2e8f0;
}
.calc-card-screen img {
    height: 160px;
    width: auto;
    border-radius: 6px;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
    object-fit: cover;
}

/* ── Inventory ───────────────────────────────────────────────────────────── */
.inventory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
}
.calc-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform .25s, box-shadow .25s;
}
.calc-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0,0,0,.16);
}
.calc-card img { width: 100%; height: 240px; object-fit: cover; }
.calc-card-body { padding: 24px; }
.calc-card-body h3 { font-size: 1.2rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.calc-card-body p  { font-size: .9rem; color: var(--muted); margin-bottom: 20px; line-height: 1.6; }

/* ── Industries ──────────────────────────────────────────────────────────── */
.industry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}
.industry-item {
    background: var(--white);
    border-left: 4px solid var(--orange);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 600;
    font-size: .95rem;
    color: var(--navy);
}
.industry-item span { font-size: 1.5rem; }

/* ── How It Works ────────────────────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; counter-reset: step; }
.step { text-align: center; padding: 20px; position: relative; }
.step-num {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--navy);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
}
.step h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.step p   { font-size: .875rem; color: var(--muted); }

/* ── CTA Banner ──────────────────────────────────────────────────────────── */
#cta-banner {
    background: linear-gradient(135deg, var(--navy-dk) 0%, var(--navy) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 24px;
}
#cta-banner h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
#cta-banner p  { font-size: 1.1rem; color: rgba(255,255,255,.8); margin-bottom: 32px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
    background: var(--navy-dk);
    color: rgba(255,255,255,.6);
    text-align: center;
    padding: 28px 24px;
    font-size: .85rem;
}
footer a { color: var(--orange); }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .section { padding: 56px 0; }
    .nav-links { display: none; }
    .hero-content { padding: 100px 20px 60px; }
}