/* ============================================
   SOLVANTA DEFENSE — Shared Stylesheet
   Commanding, premium defense aesthetic
   ============================================ */

:root {
    --navy-deep: #060c1c;
    --navy: #0a1428;
    --navy-light: #122140;
    --steel: #1e3a5f;
    --gold: #c9a227;
    --gold-bright: #e3b923;
    --slate: #8295b0;
    --slate-light: #aab8cc;
    --line: #1c2c4a;
    --white: #f4f7fb;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Barlow', 'Segoe UI', Tahoma, sans-serif;
    background-color: var(--navy-deep);
    color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, .brand, .eyebrow {
    font-family: 'Oswald', 'Segoe UI', sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
}

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

/* ---------- TOP NAV ---------- */
.topbar {
    background: var(--navy-deep);
    border-bottom: 1px solid var(--line);
    font-size: 13px;
    color: var(--slate);
}
.topbar-inner {
    max-width: 1280px; margin: 0 auto; padding: 8px 28px;
    display: flex; justify-content: space-between; align-items: center;
    letter-spacing: 1px; text-transform: uppercase;
}
.topbar .secure { color: var(--gold); font-weight: 600; }

.nav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(6, 12, 28, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}
.nav-inner {
    max-width: 1280px; margin: 0 auto; padding: 18px 28px;
    display: flex; justify-content: space-between; align-items: center;
}
.brand-block { display: flex; align-items: center; gap: 14px; }
.brand-mark {
    width: 42px; height: 42px; position: relative;
    border: 2px solid var(--gold); transform: rotate(45deg);
    display: flex; align-items: center; justify-content: center;
}
.brand-mark::after {
    content: ''; width: 16px; height: 16px;
    background: var(--gold); transform: rotate(0deg);
}
.brand-text .brand { font-size: 22px; color: var(--white); letter-spacing: 2px; }
.brand-text .brand span { color: var(--gold); }
.brand-text .tagline { font-size: 10px; color: var(--slate); letter-spacing: 3px; text-transform: uppercase; }

.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a {
    font-size: 14px; text-transform: uppercase; letter-spacing: 1px;
    color: var(--slate-light); font-weight: 500; transition: color 0.2s;
    position: relative; padding: 4px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }
.nav-links a.active::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 100%; height: 2px; background: var(--gold);
}
.nav-cta {
    border: 1px solid var(--gold); color: var(--gold) !important;
    padding: 9px 20px !important; border-radius: 2px;
    transition: all 0.2s;
}
.nav-cta:hover { background: var(--gold); color: var(--navy-deep) !important; }

.menu-toggle { display: none; background: none; border: none; color: var(--white); font-size: 26px; cursor: pointer; }

/* ---------- HERO ---------- */
.hero {
    position: relative; padding: 130px 28px 110px; text-align: center;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(201, 162, 39, 0.08), transparent 60%),
        linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
    border-bottom: 1px solid var(--line);
    overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(28, 44, 74, 0.4) 1px, transparent 1px),
        linear-gradient(90deg, rgba(28, 44, 74, 0.4) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, black, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 75%);
}
.hero-content { position: relative; z-index: 2; max-width: 900px; margin: 0 auto; }
.eyebrow {
    display: inline-block; color: var(--gold); font-size: 13px;
    letter-spacing: 4px; text-transform: uppercase; margin-bottom: 24px;
    padding: 6px 18px; border: 1px solid var(--line); border-radius: 2px;
}
.hero h1 {
    font-size: clamp(34px, 5.5vw, 60px); line-height: 1.08;
    text-transform: uppercase; margin-bottom: 26px; color: var(--white);
}
.hero h1 .accent { color: var(--gold); display: block; }
.hero p {
    font-size: clamp(16px, 2vw, 20px); color: var(--slate-light);
    max-width: 720px; margin: 0 auto 40px; font-family: 'Barlow', sans-serif;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 15px 34px; font-size: 15px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1.5px; border-radius: 2px;
    cursor: pointer; transition: all 0.25s; border: 1px solid transparent;
    font-family: 'Oswald', sans-serif;
}
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-bright); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(201, 162, 39, 0.25); }
.btn-ghost { border: 1px solid var(--steel); color: var(--white); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- SECTIONS ---------- */
.section { max-width: 1280px; margin: 0 auto; padding: 90px 28px; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 64px; }
.section-head .eyebrow { margin-bottom: 18px; }
.section-head h2 {
    font-size: clamp(28px, 4vw, 42px); text-transform: uppercase;
    color: var(--white); margin-bottom: 18px; line-height: 1.15;
}
.section-head p { color: var(--slate-light); font-size: 17px; font-family: 'Barlow', sans-serif; }
.divider { width: 60px; height: 3px; background: var(--gold); margin: 22px auto 0; }

.section-alt { background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-alt-wrap { max-width: 1280px; margin: 0 auto; padding: 90px 28px; }

/* ---------- CAPABILITY / CARD GRID ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.card {
    background: linear-gradient(160deg, var(--navy-light) 0%, var(--navy) 100%);
    border: 1px solid var(--line); border-radius: 4px; overflow: hidden;
    transition: transform 0.3s, border-color 0.3s; position: relative;
}
.card:hover { transform: translateY(-6px); border-color: rgba(201, 162, 39, 0.5); }
.card-visual {
    height: 170px; position: relative; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.card-visual.v-intel { background: linear-gradient(135deg, #0a1f3c, #0a1428); }
.card-visual.v-drone { background: linear-gradient(135deg, #0a2c2c, #0a1428); }
.card-visual.v-missile { background: linear-gradient(135deg, #2c0f0a, #0a1428); }
.card-visual.v-home { background: linear-gradient(135deg, #1a1535, #0a1428); }
.card-visual.v-border { background: linear-gradient(135deg, #0a2438, #0a1428); }
.card-visual.v-cyber { background: linear-gradient(135deg, #0a2c20, #0a1428); }
.card-visual::before {
    content: ''; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(201,162,39,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201,162,39,0.06) 1px, transparent 1px);
    background-size: 24px 24px;
}
.card-visual i { font-size: 52px; color: var(--gold); position: relative; z-index: 2; opacity: 0.9; }
.card-visual .tag {
    position: absolute; top: 14px; left: 14px; z-index: 2;
    font-size: 10px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--slate-light); border: 1px solid var(--line);
    padding: 3px 10px; border-radius: 2px; background: rgba(6,12,28,0.6);
}
.card-body { padding: 26px 24px 30px; }
.card-body h3 { font-size: 21px; color: var(--white); margin-bottom: 12px; text-transform: uppercase; }
.card-body p { color: var(--slate); font-size: 14.5px; font-family: 'Barlow', sans-serif; }

/* image placeholder slot — replace bg with your own photo */
.photo-slot {
    background-size: cover; background-position: center;
    background-color: var(--steel);
}

/* ---------- STAT STRIP ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stat { background: var(--navy); padding: 40px 24px; text-align: center; }
.stat .num { font-family: 'Oswald', sans-serif; font-size: 44px; color: var(--gold); font-weight: 600; line-height: 1; }
.stat .label { color: var(--slate-light); font-size: 13px; text-transform: uppercase; letter-spacing: 1.5px; margin-top: 12px; }

/* ---------- FEATURE ROWS ---------- */
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 80px; }
.feature-row:nth-child(even) .feature-text { order: 2; }
.feature-visual {
    height: 360px; border: 1px solid var(--line); border-radius: 4px; position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--navy-light), var(--navy-deep));
    display: flex; align-items: center; justify-content: center;
}
.feature-visual::before {
    content: ''; position: absolute; inset: 0;
    background-image: linear-gradient(rgba(201,162,39,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(201,162,39,0.05) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse at center, black, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 80%);
}
.feature-visual i { font-size: 90px; color: var(--gold); opacity: 0.85; position: relative; z-index: 2; }
.feature-text .eyebrow { margin-bottom: 16px; }
.feature-text h3 { font-size: 30px; text-transform: uppercase; color: var(--white); margin-bottom: 18px; line-height: 1.2; }
.feature-text p { color: var(--slate-light); margin-bottom: 16px; font-family: 'Barlow', sans-serif; }
.feature-list { list-style: none; }
.feature-list li { color: var(--slate-light); padding: 8px 0 8px 28px; position: relative; font-family: 'Barlow', sans-serif; }
.feature-list li::before { content: '\f0da'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--gold); position: absolute; left: 0; }

/* ---------- CTA BAND ---------- */
.cta-band {
    background:
        radial-gradient(ellipse at 50% 0%, rgba(201,162,39,0.1), transparent 60%),
        linear-gradient(135deg, var(--navy-light), var(--navy-deep));
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    text-align: center; padding: 90px 28px;
}
.cta-band h2 { font-size: clamp(28px, 4vw, 44px); text-transform: uppercase; color: var(--white); margin-bottom: 20px; }
.cta-band p { color: var(--slate-light); max-width: 620px; margin: 0 auto 36px; font-size: 18px; font-family: 'Barlow', sans-serif; }

/* ---------- FOOTER ---------- */
.footer { background: var(--navy-deep); border-top: 1px solid var(--line); padding: 70px 28px 30px; }
.footer-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand .brand { font-size: 22px; color: var(--white); letter-spacing: 2px; margin-bottom: 16px; display: block; }
.footer-brand .brand span { color: var(--gold); }
.footer-brand p { color: var(--slate); font-size: 14px; max-width: 320px; font-family: 'Barlow', sans-serif; }
.footer-col h4 { color: var(--white); font-size: 14px; text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 18px; }
.footer-col a { display: block; color: var(--slate); font-size: 14px; padding: 6px 0; transition: color 0.2s; font-family: 'Barlow', sans-serif; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
    max-width: 1280px; margin: 50px auto 0; padding-top: 26px;
    border-top: 1px solid var(--line); display: flex; justify-content: space-between;
    flex-wrap: wrap; gap: 14px;
    color: var(--slate); font-size: 13px; font-family: 'Barlow', sans-serif;
}
.footer-bottom .compliance { color: var(--slate); max-width: 720px; }

/* ---------- PAGE HEADER (sub pages) ---------- */
.page-header {
    padding: 90px 28px 70px; text-align: center; position: relative; overflow: hidden;
    background: radial-gradient(ellipse at 50% 0%, rgba(201,162,39,0.07), transparent 60%), linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
    border-bottom: 1px solid var(--line);
}
.page-header::before {
    content: ''; position: absolute; inset: 0;
    background-image: linear-gradient(rgba(28,44,74,0.4) 1px, transparent 1px), linear-gradient(90deg, rgba(28,44,74,0.4) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, black, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 75%);
}
.page-header-content { position: relative; z-index: 2; }
.page-header h1 { font-size: clamp(32px, 5vw, 52px); text-transform: uppercase; color: var(--white); margin-bottom: 16px; }
.page-header p { color: var(--slate-light); max-width: 640px; margin: 0 auto; font-size: 18px; font-family: 'Barlow', sans-serif; }
.breadcrumb { color: var(--slate); font-size: 13px; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--gold); }

/* ---------- PROSE ---------- */
.prose { max-width: 820px; margin: 0 auto; }
.prose p { color: var(--slate-light); margin-bottom: 22px; font-size: 17px; font-family: 'Barlow', sans-serif; }
.prose h3 { color: var(--white); font-size: 26px; text-transform: uppercase; margin: 44px 0 18px; }
.lead { font-size: 20px !important; color: var(--white) !important; border-left: 3px solid var(--gold); padding-left: 24px; }

/* ---------- COMPLIANCE / VALUE ITEMS ---------- */
.value-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.value-item { background: var(--navy); border: 1px solid var(--line); border-left: 3px solid var(--gold); padding: 30px 28px; border-radius: 3px; }
.value-item i { font-size: 30px; color: var(--gold); margin-bottom: 16px; }
.value-item h3 { font-size: 19px; color: var(--white); text-transform: uppercase; margin-bottom: 10px; }
.value-item p { color: var(--slate); font-size: 14.5px; font-family: 'Barlow', sans-serif; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
    .nav-links { display: none; }
    .menu-toggle { display: block; }
    .nav-links.open {
        display: flex; flex-direction: column; position: absolute;
        top: 100%; left: 0; right: 0; background: var(--navy);
        padding: 20px 28px; gap: 16px; border-bottom: 1px solid var(--line);
    }
    .feature-row { grid-template-columns: 1fr; gap: 30px; }
    .feature-row:nth-child(even) .feature-text { order: 0; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
    .footer-inner { grid-template-columns: 1fr; }
    .topbar-inner .topbar-right { display: none; }
}