/* Thunder Tech Solutions storefront. Neon identity carried over from the original single page:
   Orbitron for headings, Rajdhani for body, dark palette, cyan glow. Served by WhiteNoise. */
:root {
    --neon-cyan: #00f5ff;
    --neon-blue: #0080ff;
    --neon-purple: #a855f7;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --panel-bg: rgba(10, 12, 20, 0.72);
    --grid-color: rgba(0, 245, 255, 0.03);
    --grid-line: rgba(0, 245, 255, 0.08);
    --line: rgba(0, 245, 255, 0.12);
    --line-strong: rgba(0, 245, 255, 0.35);
    --text-primary: #e0f7ff;
    --text-secondary: rgba(224, 247, 255, 0.66);
    --text-faint: rgba(224, 247, 255, 0.6);  /* ~6:1 on --dark-bg: clears WCAG AA for small text */
    --glow-sm: 0 0 10px rgba(0, 245, 255, 0.5);
    --glow-md: 0 0 20px rgba(0, 245, 255, 0.4), 0 0 40px rgba(0, 245, 255, 0.2);
    --glow-lg: 0 0 30px rgba(0, 245, 255, 0.5), 0 0 60px rgba(0, 245, 255, 0.3), 0 0 100px rgba(0, 245, 255, 0.2);
    --bad: #ff4d6d;
    --good: #3ddc84;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    font-size: 17px;
}
a { color: var(--neon-cyan); }
strong { font-weight: 600; color: var(--text-primary); }
h1, h2, h3, h4 { font-family: 'Orbitron', monospace; line-height: 1.2; }

/* --- background effects ------------------------------------------------- */
.grid-bg {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 0;
    background:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
    animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(100px); }
}
.horizon-glow {
    position: fixed; bottom: 0; left: 0; width: 100%; height: 40%;
    background: radial-gradient(ellipse 80% 50% at 50% 100%, rgba(0, 245, 255, 0.15) 0%, transparent 70%);
    pointer-events: none; z-index: 1;
}
.scanlines {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 100;
    background: repeating-linear-gradient(0deg, rgba(0,0,0,0.1) 0px, rgba(0,0,0,0.1) 1px, transparent 1px, transparent 2px);
    opacity: 0.3;
}
@media (prefers-reduced-motion: reduce) {
    .grid-bg { animation: none; transform: perspective(500px) rotateX(60deg); }
    .hero-badge, .hero-title, .hero-subtitle, .hero-cta-group { animation: none !important; opacity: 1 !important; }
}

/* --- layout ------------------------------------------------------------- */
.container { position: relative; z-index: 10; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: 820px; }
main { position: relative; z-index: 10; }
section { padding: 5rem 0; position: relative; }
section.tight { padding: 3rem 0; }
.skip-link { position: absolute; left: -999px; top: 0; z-index: 200; background: var(--neon-cyan); color: var(--dark-bg); padding: .5rem 1rem; font-weight: 700; }
.skip-link:focus { left: 1rem; top: 1rem; }

/* --- header / nav ------------------------------------------------------- */
.site-header {
    position: sticky; top: 0; left: 0; width: 100%; padding: 1rem 1.5rem; z-index: 50;
    background: linear-gradient(to bottom, rgba(5, 5, 8, 0.96) 0%, rgba(5, 5, 8, 0.85) 100%);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(6px);
}
.nav-content { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.logo {
    font-family: 'Orbitron', monospace; font-size: 1.05rem; font-weight: 700; color: var(--neon-cyan);
    text-shadow: var(--glow-sm); letter-spacing: 2px; text-decoration: none; white-space: nowrap;
}
.logo:hover { animation: glitch 0.3s ease; }
@keyframes glitch {
    0%, 100% { text-shadow: var(--glow-sm); }
    20% { text-shadow: -2px 0 var(--neon-purple), 2px 0 var(--neon-blue); }
    40% { text-shadow: 2px 0 var(--neon-purple), -2px 0 var(--neon-blue); }
    60% { text-shadow: -1px 0 var(--neon-cyan), 1px 0 var(--neon-purple); }
    80% { text-shadow: 1px 0 var(--neon-blue), -1px 0 var(--neon-cyan); }
}
.nav-links { display: flex; align-items: center; gap: 1.6rem; }
.nav-links a {
    font-family: 'Rajdhani', sans-serif; font-weight: 600; font-size: 1rem; letter-spacing: 1px; text-transform: uppercase;
    color: var(--text-secondary); text-decoration: none; transition: color .2s ease; padding: .25rem 0;
    border-bottom: 1px solid transparent;
}
.nav-links a:hover, .nav-links a.is-current { color: var(--neon-cyan); border-bottom-color: var(--neon-cyan); }
.nav-cta, .nav-links a.nav-cta {
    font-family: 'Orbitron', monospace; font-size: 0.72rem; padding: 0.7rem 1.3rem; background: transparent;
    border: 1px solid var(--neon-cyan); color: var(--neon-cyan); text-decoration: none; letter-spacing: 2px;
    text-transform: uppercase; transition: all 0.3s ease; position: relative; overflow: hidden;
}
.nav-links a.nav-cta:hover, .nav-links a.nav-cta.is-current { background: rgba(0, 245, 255, 0.1); box-shadow: var(--glow-md); border-bottom-color: var(--neon-cyan); }
.nav-links a:focus-visible { outline: 2px solid var(--neon-cyan); outline-offset: 4px; }
/* 'Free Check': highlighted in the nav without competing with the Contact button */
.nav-links a.nav-highlight { color: var(--neon-cyan); text-shadow: var(--glow-sm); }
.nav-links a.nav-highlight::before { content: '\25B8\00A0'; }
/* The menu checkbox stays focusable (visually hidden, not display:none) so the mobile menu opens from the keyboard. */
.nav-toggle { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.nav-burger { display: none; width: 34px; height: 28px; flex-direction: column; justify-content: space-between; cursor: pointer; padding: 3px 0; margin: 0; }
.nav-burger span { display: block; height: 2px; background: var(--neon-cyan); box-shadow: var(--glow-sm); }
.nav-toggle:focus-visible + .nav-burger { outline: 2px solid var(--neon-cyan); outline-offset: 4px; }
@media (min-width: 861px) { .nav-toggle { display: none; } }  /* no menu control on desktop: keep it out of the tab order */
@media (max-width: 860px) {
    .nav-burger { display: flex; margin-left: auto; flex-shrink: 0; }
    .nav-links { display: none; flex-basis: 100%; width: 100%; flex-direction: column; align-items: flex-start; gap: .9rem; padding: 1rem 0 .5rem; border-top: 1px solid var(--line); }
    .nav-toggle:checked ~ .nav-links { display: flex; }
}
@media (max-width: 640px) {
    .site-header { padding: .9rem 1rem; }
    /* logo + gap + burger must fit one row at 320-390px so the header stays ~60px tall */
    .logo { font-size: clamp(.7rem, 3.4vw, 1.05rem); letter-spacing: 1px; min-width: 0; }
}

/* --- breadcrumbs -------------------------------------------------------- */
.breadcrumbs { padding-top: 1.5rem; font-size: .9rem; color: var(--text-faint); letter-spacing: 1px; text-transform: uppercase; }
.breadcrumbs a { color: var(--text-secondary); text-decoration: none; }
.breadcrumbs a:hover { color: var(--neon-cyan); }
.breadcrumbs span { margin: 0 .35rem; }

/* --- hero --------------------------------------------------------------- */
.hero { min-height: 82vh; display: flex; flex-direction: column; justify-content: center; padding: 5rem 0 4rem; }
.hero.compact { min-height: 0; padding: 3.5rem 0 2.5rem; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem; font-family: 'Orbitron', monospace; font-size: 0.7rem;
    letter-spacing: 3px; text-transform: uppercase; color: var(--neon-cyan); margin-bottom: 1.5rem;
    opacity: 0; animation: fadeInUp 0.8s ease forwards; animation-delay: 0.2s;
}
.hero-badge::before { content: ''; width: 30px; height: 1px; background: var(--neon-cyan); box-shadow: var(--glow-sm); }
.hero-title {
    font-size: clamp(2.2rem, 7vw, 4.6rem); font-weight: 900; line-height: 1.1; margin-bottom: 1.5rem;
    opacity: 0; animation: fadeInUp 0.8s ease forwards; animation-delay: 0.4s;
}
.hero.compact .hero-title { font-size: clamp(1.9rem, 5vw, 3.2rem); }
.hero-title .highlight { display: block; color: var(--neon-cyan); text-shadow: var(--glow-lg); }
.hero-subtitle {
    font-size: 1.25rem; font-weight: 400; color: var(--text-secondary); max-width: 680px; margin-bottom: 2.5rem;
    opacity: 0; animation: fadeInUp 0.8s ease forwards; animation-delay: 0.6s;
}
.hero-cta-group { display: flex; gap: 1rem; flex-wrap: wrap; opacity: 0; animation: fadeInUp 0.8s ease forwards; animation-delay: 0.8s; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* --- buttons ------------------------------------------------------------ */
.btn-primary {
    display: inline-block; font-family: 'Orbitron', monospace; font-size: 0.8rem; padding: 1rem 2rem; background: var(--neon-cyan);
    color: var(--dark-bg); text-decoration: none; letter-spacing: 2px; text-transform: uppercase; font-weight: 700;
    transition: all 0.3s ease; border: 0; cursor: pointer;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}
.btn-primary:hover { box-shadow: var(--glow-lg); transform: translateY(-2px); }
/* clip-path cuts away an outside outline, so the focus ring is drawn inset */
.btn-primary:focus-visible { outline: 3px solid var(--dark-bg); outline-offset: -6px; }
.btn-secondary {
    display: inline-block; font-family: 'Orbitron', monospace; font-size: 0.8rem; padding: 1rem 2rem; background: transparent;
    border: 1px solid rgba(0, 245, 255, 0.3); color: var(--text-primary); text-decoration: none; letter-spacing: 2px;
    text-transform: uppercase; transition: all 0.3s ease;
}
.btn-secondary:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); box-shadow: var(--glow-sm); }
.btn-secondary:focus-visible, .nav-links a.nav-cta:focus-visible, .cta-email:focus-visible { outline: 2px solid var(--neon-cyan); outline-offset: 3px; }
.text-link { font-weight: 600; letter-spacing: 1px; text-transform: uppercase; font-size: .9rem; text-decoration: none; }
.text-link::after { content: ' →'; }
.text-link:hover { text-shadow: var(--glow-sm); }

/* --- sections ----------------------------------------------------------- */
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header.left { text-align: left; }
.section-tag { font-family: 'Orbitron', monospace; font-size: 0.7rem; letter-spacing: 4px; text-transform: uppercase; color: var(--neon-cyan); margin-bottom: 1rem; display: block; }
.section-title { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 700; }
.section-intro { color: var(--text-secondary); max-width: 720px; margin: 1rem auto 0; font-size: 1.1rem; }
.section-header.left .section-intro { margin-left: 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.5rem; }
.cards.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.card {
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.03) 0%, rgba(0, 0, 0, 0.5) 100%);
    border: 1px solid rgba(0, 245, 255, 0.1); padding: 2.2rem 1.9rem; position: relative; transition: all 0.4s ease; overflow: hidden;
    display: flex; flex-direction: column; gap: .8rem;
}
.card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent); opacity: 0; transition: opacity 0.4s ease; }
.card::after { content: ''; position: absolute; top: 0; left: 0; width: 2px; height: 100%; background: linear-gradient(180deg, var(--neon-cyan), transparent); opacity: 0; transition: opacity 0.4s ease; }
.card:hover { border-color: rgba(0, 245, 255, 0.3); transform: translateY(-4px); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), var(--glow-sm); }
.card:hover::before, .card:hover::after { opacity: 1; }
.card.featured { border-color: var(--line-strong); }
.card-icon { font-size: 2.2rem; line-height: 1; color: var(--neon-cyan); text-shadow: var(--glow-sm); }
.card-title { font-size: 1rem; font-weight: 600; letter-spacing: 1px; }
.card-title a { color: inherit; text-decoration: none; }
.card p, .card li { font-size: 1rem; color: var(--text-secondary); line-height: 1.65; }
.card ul { list-style: none; }
.card li { padding: .3rem 0 .3rem 1.4rem; position: relative; }
.card li::before { content: '▹'; position: absolute; left: 0; color: var(--neon-cyan); }
.card .spacer { flex: 1; }
.price { font-family: 'Orbitron', monospace; font-size: 1.35rem; color: var(--neon-cyan); text-shadow: var(--glow-sm); }
.price small { font-family: 'Rajdhani', sans-serif; font-size: .85rem; color: var(--text-secondary); text-shadow: none; letter-spacing: 1px; text-transform: uppercase; margin-left: .35rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
@media (max-width: 768px) { .split { grid-template-columns: 1fr; gap: 2rem; } }
.prose h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 1.2rem; }
.prose h3, .prose h2.policy-heading { font-size: 1rem; letter-spacing: 1px; margin: 2rem 0 .8rem; color: var(--neon-cyan); }
.prose p { color: var(--text-secondary); margin-bottom: 1rem; font-size: 1.08rem; }
.prose ul, .prose ol { margin: 0 0 1.2rem 0; }
.prose ul { list-style: none; }
.prose ul li { padding: 0.45rem 0 0.45rem 1.8rem; position: relative; color: var(--text-secondary); }
.prose ul li::before { content: '▹'; position: absolute; left: 0; color: var(--neon-cyan); text-shadow: var(--glow-sm); }
.prose ol { padding-left: 1.4rem; }
.prose ol li { color: var(--text-secondary); padding: .35rem 0; }
.prose a { color: var(--neon-cyan); }
.eyebrow { font-family: 'Orbitron', monospace; font-size: .7rem; letter-spacing: 3px; text-transform: uppercase; color: var(--neon-cyan); }

.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.stat-box { background: rgba(0, 245, 255, 0.02); border: 1px solid rgba(0, 245, 255, 0.1); padding: 2rem; text-align: center; transition: all 0.3s ease; }
.stat-box:hover { border-color: rgba(0, 245, 255, 0.3); box-shadow: var(--glow-sm); }
.stat-number { font-family: 'Orbitron', monospace; font-size: 2.5rem; font-weight: 700; color: var(--neon-cyan); text-shadow: var(--glow-md); display: block; }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 2px; margin-top: 0.5rem; }

/* --- steps -------------------------------------------------------------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.5rem; counter-reset: step; }
.step { border-top: 1px solid var(--line-strong); padding-top: 1.2rem; }
.step::before { counter-increment: step; content: '0' counter(step); font-family: 'Orbitron', monospace; color: var(--neon-cyan); font-size: .8rem; letter-spacing: 3px; display: block; margin-bottom: .6rem; text-shadow: var(--glow-sm); }
.step h3 { font-size: .95rem; letter-spacing: 1px; margin-bottom: .6rem; }
.step p { color: var(--text-secondary); font-size: 1rem; }

/* --- tables ------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--panel-bg); }
table { width: 100%; border-collapse: collapse; font-size: 1rem; min-width: 560px; }
th, td { text-align: left; padding: .9rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: 'Orbitron', monospace; font-size: .7rem; letter-spacing: 2px; text-transform: uppercase; color: var(--neon-cyan); }
td { color: var(--text-secondary); }
td.k { color: var(--text-primary); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }

/* --- FAQ ---------------------------------------------------------------- */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border: 1px solid var(--line); background: var(--panel-bg); margin-bottom: .8rem; }
.faq summary { cursor: pointer; padding: 1rem 1.2rem; font-weight: 600; font-size: 1.08rem; list-style: none; position: relative; padding-right: 2.5rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 1.2rem; top: .85rem; color: var(--neon-cyan); font-family: 'Orbitron', monospace; }
.faq details[open] summary::after { content: '−'; }
.faq details[open] summary { border-bottom: 1px solid var(--line); color: var(--neon-cyan); }
.faq .answer { padding: 1rem 1.2rem 1.2rem; color: var(--text-secondary); }

/* --- notices ------------------------------------------------------------ */
.notice { border: 1px solid var(--line-strong); background: rgba(0, 245, 255, 0.05); padding: 1.1rem 1.3rem; color: var(--text-secondary); margin: 1.5rem 0; }
.notice strong { color: var(--neon-cyan); }
.notice.error { border-color: rgba(255, 77, 109, 0.5); background: rgba(255, 77, 109, 0.08); color: #ffd3db; }

/* --- forms -------------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.4rem; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
label { display: block; font-size: .78rem; color: var(--text-secondary); margin-bottom: .35rem; letter-spacing: 2px; text-transform: uppercase; font-family: 'Orbitron', monospace; }
label .req { color: var(--neon-cyan); }
input[type=text], input[type=email], input[type=url], input[type=tel], select, textarea {
    width: 100%; padding: .8rem .9rem; background: rgba(5, 5, 8, 0.8); border: 1px solid var(--line); color: var(--text-primary);
    font: inherit; font-size: 1.05rem; border-radius: 0;
}
textarea { min-height: 160px; resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--text-faint); opacity: 1; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--neon-cyan) 50%), linear-gradient(135deg, var(--neon-cyan) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 12px) 55%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 2.2rem; }
select option { background: var(--dark-bg); color: var(--text-primary); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--neon-cyan); box-shadow: 0 0 0 2px rgba(0, 245, 255, 0.18); }
.field-error { color: #ffd3db; font-size: .9rem; margin-top: .3rem; }
.has-error input, .has-error select, .has-error textarea { border-color: rgba(255, 77, 109, 0.6); }
.hp-field { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.form-actions { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin-top: 1.5rem; }
.form-note { color: var(--text-faint); font-size: .9rem; }
.form-note a { color: var(--neon-cyan); }
.status-pill { display: inline-block; font-family: 'Orbitron', monospace; font-size: .72rem; letter-spacing: 2px; text-transform: uppercase; padding: .35rem .7rem; margin-right: .6rem; border: 1px solid var(--line-strong); color: var(--neon-cyan); }
.status-pill.good { color: var(--good); border-color: rgba(61, 220, 132, 0.5); }
.status-pill.bad { color: var(--bad); border-color: rgba(255, 77, 109, 0.5); }

/* --- CTA ---------------------------------------------------------------- */
.cta-section { padding: 6rem 0; text-align: center; position: relative; }
.cta-section::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 600px; height: 600px; background: radial-gradient(circle, rgba(0, 245, 255, 0.1) 0%, transparent 70%); pointer-events: none; }
.cta-title { font-size: clamp(1.7rem, 4vw, 2.8rem); font-weight: 700; margin-bottom: 1rem; }
.cta-subtitle { font-size: 1.1rem; color: var(--text-secondary); margin: 0 auto 2.2rem; max-width: 560px; }
.cta-email { font-family: 'Orbitron', monospace; font-size: 1rem; color: var(--neon-cyan); text-decoration: none; display: inline-block; padding: 1rem 2rem; border: 1px solid var(--neon-cyan); margin-top: 1.5rem; transition: all 0.3s ease; text-shadow: var(--glow-sm); word-break: break-all; }
.cta-email:hover { background: rgba(0, 245, 255, 0.1); box-shadow: var(--glow-md); }

/* --- footer ------------------------------------------------------------- */
.site-footer { position: relative; z-index: 10; padding: 3rem 0 2rem; border-top: 1px solid rgba(0, 245, 255, 0.1); margin-top: 2rem; }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; margin-bottom: 2rem; }
.footer-brand { max-width: 440px; }
.footer-logo { font-family: 'Orbitron', monospace; font-size: 0.9rem; color: var(--neon-cyan); text-shadow: var(--glow-sm); display: block; margin-bottom: .6rem; }
.footer-text { font-size: 0.95rem; color: var(--text-secondary); margin-bottom: .5rem; }
.footer-email { color: var(--text-secondary); text-decoration: none; font-size: .95rem; }
.footer-email:hover { color: var(--neon-cyan); }
.footer-links { display: flex; flex-direction: column; gap: .5rem; }
.footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.95rem; transition: color 0.3s ease; }
.footer-links a:hover { color: var(--neon-cyan); }
.footer-legal { font-size: 0.85rem; color: var(--text-faint); border-top: 1px solid var(--line); padding-top: 1.2rem; }

@media (max-width: 640px) {
    body { font-size: 16px; }
    .hero { padding: 3.5rem 0 2.5rem; min-height: 0; }
    .hero-cta-group { flex-direction: column; }
    .btn-primary, .btn-secondary { width: 100%; text-align: center; }
    .stats-grid { grid-template-columns: 1fr; }
    section { padding: 3.5rem 0; }
}