/* ===== RESET & ROOT ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg:        #080810;
    --bg-1:      #0d0d1a;
    --bg-2:      #13131f;
    --bg-3:      #1a1a2e;
    --purple:    #7c3aed;
    --purple-2:  #9d5cf6;
    --purple-3:  #c084fc;
    --gold:      #f0c040;
    --gold-2:    #ffd966;
    --white:     #f4f4f8;
    --gray:      #6b7280;
    --gray-2:    #9ca3af;
    --border:    rgba(124,58,237,.18);
    --glow:      rgba(124,58,237,.35);
    --glow-sm:   rgba(124,58,237,.15);
    --radius:    14px;
    --radius-sm: 8px;
    --transition: .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: var(--bg);
    color: var(--white);
    line-height: 1.65;
    overflow-x: hidden;
    cursor: none;
}

/* ===== CUSTOM CURSOR ===== */
.cursor-dot {
    position: fixed; width: 6px; height: 6px;
    background: var(--purple-3); border-radius: 50%;
    pointer-events: none; z-index: 9999;
    transform: translate(-50%,-50%);
    transition: opacity .2s;
}
.cursor-ring {
    position: fixed; width: 32px; height: 32px;
    border: 1.5px solid var(--purple-2);
    border-radius: 50%; pointer-events: none;
    z-index: 9998; transform: translate(-50%,-50%);
    transition: width .25s, height .25s, border-color .25s, transform .08s;
}
body:has(a:hover) .cursor-ring,
body:has(button:hover) .cursor-ring,
body:has(.btn:hover) .cursor-ring {
    width: 48px; height: 48px;
    border-color: var(--gold);
}
@media (pointer: coarse) { .cursor-dot, .cursor-ring { display: none; } body { cursor: auto; } }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 { font-family: 'Syne', sans-serif; line-height: 1.1; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--purple); border-radius: 3px; }

/* ===== NOISE OVERLAY ===== */
body::before {
    content: ''; position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.04'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 0; opacity: .5;
}

/* ===== HEADER ===== */
#site-header {
    position: fixed; top: 0; width: 100%;
    background: rgba(8,8,16,.8);
    backdrop-filter: blur(24px) saturate(160%);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: box-shadow .3s;
}
#site-header.scrolled { box-shadow: 0 4px 40px rgba(0,0,0,.6); }

.nav-inner {
    max-width: 1320px; margin: 0 auto;
    padding: 0 2rem;
    display: flex; align-items: center; justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex; align-items: center; gap: .75rem;
    cursor: pointer; transition: transform var(--transition);
}
.logo:hover { transform: translateY(-1px); }
.logo-svg { width: 38px; height: 38px; filter: drop-shadow(0 0 12px var(--glow)); }
.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem; font-weight: 900;
    letter-spacing: .08em;
    background: linear-gradient(135deg, var(--white) 0%, var(--purple-3) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-link {
    color: var(--gray-2); font-weight: 500; font-size: .95rem;
    cursor: pointer; transition: color var(--transition);
    position: relative; padding-bottom: 2px;
}
.nav-link::after {
    content: ''; position: absolute; bottom: -2px; left: 0;
    width: 0; height: 2px;
    background: linear-gradient(90deg, var(--purple), var(--purple-3));
    transition: width var(--transition); border-radius: 2px;
}
.nav-link:hover, .nav-link.active { color: var(--white); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

/* HAMBURGER */
.hamburger {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
    display: block; width: 24px; height: 2px;
    background: var(--white); border-radius: 2px;
    transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MAIN ===== */
main { position: relative; z-index: 1; padding-top: 70px; }
.page { display: none; }
.page.active { display: block; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: .6rem;
    padding: .85rem 2rem; font-size: .95rem; font-weight: 600;
    border: none; border-radius: var(--radius-sm);
    cursor: pointer; transition: all var(--transition);
    font-family: 'DM Sans', sans-serif; letter-spacing: .01em;
    white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--purple) 0%, var(--purple-2) 100%);
    color: var(--white);
    box-shadow: 0 4px 24px var(--glow-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--glow); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    background: transparent; color: var(--white);
    border: 1.5px solid rgba(255,255,255,.15);
}
.btn-ghost:hover { border-color: var(--purple-3); color: var(--purple-3); background: var(--glow-sm); }

.btn-ghost-sm {
    display: inline-flex; align-items: center; gap: .5rem;
    background: transparent; color: var(--gray-2);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: .5rem 1rem; font-size: .85rem; cursor: pointer;
    transition: all var(--transition); font-family: inherit;
}
.btn-ghost-sm:hover { color: var(--white); border-color: var(--purple); }

.btn-outline {
    background: transparent; color: var(--white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: .85rem 2rem; font-size: .95rem; font-weight: 500;
    cursor: pointer; transition: all var(--transition);
    display: inline-flex; align-items: center; gap: .6rem;
    font-family: inherit;
}
.btn-outline:hover { border-color: var(--purple-2); color: var(--purple-3); transform: translateY(-2px); }

.btn-large { padding: 1rem 2.5rem; font-size: 1.05rem; }

/* ===== HERO ===== */
.hero {
    position: relative; min-height: calc(100vh - 70px);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
#particle-canvas {
    position: absolute; inset: 0; width: 100%; height: 100%;
    pointer-events: none;
}
.hero-noise {
    position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(ellipse 80% 70% at 50% 40%, rgba(124,58,237,.18) 0%, transparent 70%);
}
.hero-content {
    position: relative; z-index: 2;
    text-align: center; max-width: 860px; padding: 4rem 2rem;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: .5rem;
    background: rgba(124,58,237,.15); border: 1px solid var(--border);
    color: var(--purple-3); border-radius: 100px;
    padding: .4rem 1.2rem; font-size: .8rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    margin-bottom: 2rem;
    animation: fadeSlideDown .8s ease-out both;
}
h1#hero-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(4rem, 12vw, 10rem);
    font-weight: 900; letter-spacing: -.02em;
    background: linear-gradient(160deg, var(--white) 0%, var(--white) 40%, var(--purple-3) 70%, var(--purple) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    animation: fadeSlideUp .9s .1s ease-out both;
    filter: drop-shadow(0 0 60px var(--glow));
}
.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.6rem); color: var(--gray-2); font-weight: 300;
    margin-bottom: 3rem; letter-spacing: .01em;
    animation: fadeSlideUp .9s .2s ease-out both;
}
.cta-buttons {
    display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
    animation: fadeSlideUp .9s .35s ease-out both;
}

.hero-scroll-hint {
    position: absolute; bottom: 2.5rem; left: 50%;
    transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: .5rem;
    color: var(--gray); font-size: .7rem; letter-spacing: .15em; text-transform: uppercase;
    animation: fadeIn 1s .8s both;
}
.scroll-line {
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, var(--gray), transparent);
    animation: scrollDown 2s 1s ease-in-out infinite;
}
@keyframes scrollDown { 0%,100% { transform: scaleY(1); opacity: 1; } 50% { transform: scaleY(.5); opacity: .5; } }

/* ===== STATS ===== */
.stats-section {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-1);
    padding: 3.5rem 2rem;
}
.stats-grid {
    max-width: 1000px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(4,1fr);
    gap: 2rem; text-align: center;
}
.stat-item { transition: transform var(--transition); }
.stat-item:hover { transform: translateY(-4px); }
.stat-number {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.stat-suffix {
    font-family: 'Syne', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.5rem); font-weight: 700;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.stat-label { color: var(--gray-2); font-size: .85rem; margin-top: .4rem; letter-spacing: .05em; }

/* ===== SECTIONS COMMON ===== */
.section-label {
    display: inline-block; color: var(--purple-3);
    font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
    margin-bottom: 1rem;
}
.section-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 5vw, 3.6rem); font-weight: 800;
    background: linear-gradient(135deg, var(--white) 30%, var(--purple-3) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    margin-bottom: 1rem; text-align: center;
}
.section-subtitle {
    color: var(--gray-2); font-size: 1.05rem; max-width: 600px;
    margin: 0 auto 4rem; text-align: center; font-weight: 300;
}

/* ===== ABOUT ===== */
.about-section, .how-section, .products-section {
    max-width: 1320px; margin: 0 auto;
    padding: 8rem 2rem; text-align: center;
}
.about-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr));
    gap: 1.5rem; margin-top: 3rem;
}
.about-card {
    background: var(--bg-1); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2.5rem;
    text-align: left; transition: all var(--transition);
    position: relative; overflow: hidden;
}
.about-card::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at top left, var(--glow-sm), transparent 60%);
    opacity: 0; transition: opacity var(--transition);
}
.about-card:hover { border-color: var(--purple); transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,.4), 0 0 0 1px var(--border); }
.about-card:hover::before { opacity: 1; }
.about-card h3 { font-size: 1.25rem; margin-bottom: .75rem; color: var(--purple-3); }
.about-card p { color: var(--gray-2); font-size: .95rem; line-height: 1.7; }

/* ===== HOW IT WORKS ===== */
.how-section { background: var(--bg-1); max-width: 100%; padding: 8rem 2rem; }
.how-section > * { max-width: 1320px; margin-left: auto; margin-right: auto; }
.how-section .section-title, .how-section .section-label, .how-section .section-subtitle { max-width: 1320px; }
.steps-grid {
    max-width: 1000px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem;
}
.step-card {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2.5rem;
    text-align: center; position: relative;
    transition: all var(--transition);
}
.step-card:hover { border-color: var(--purple-2); transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,.3); }
.step-number {
    position: absolute; top: 1.5rem; right: 1.5rem;
    font-family: 'Syne', sans-serif; font-size: 3rem; font-weight: 800;
    color: var(--border); line-height: 1;
}
.step-icon { font-size: 2.5rem; margin-bottom: 1.25rem; display: block; }
.step-card h3 { font-size: 1.2rem; margin-bottom: .75rem; color: var(--white); }
.step-card p { color: var(--gray-2); font-size: .92rem; line-height: 1.7; }

/* ===== PRODUCTS ===== */
.products-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr));
    gap: 1.5rem;
}
.product-card {
    background: var(--bg-1); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem;
    display: flex; flex-direction: column;
    transition: all var(--transition); position: relative; overflow: hidden;
}
.product-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--purple), var(--purple-3));
    transform: scaleX(0); transform-origin: left;
    transition: transform var(--transition);
}
.product-card:hover { border-color: var(--purple); transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.product-card:hover::after { transform: scaleX(1); }
.product-card h3 { font-size: 1.15rem; margin-bottom: .75rem; color: var(--white); line-height: 1.3; }
.product-card p { color: var(--gray-2); font-size: .9rem; margin-bottom: 1.5rem; flex-grow: 1; line-height: 1.7; }
.product-card .btn { width: 100%; justify-content: center; }

.products-cta { text-align: center; margin-top: 3.5rem; }

/* Products page hero spacing */
.products-page-hero { padding-top: 6rem !important; }

/* ===== CTA BANNER ===== */
.cta-banner { padding: 6rem 2rem; }
.cta-banner-inner {
    max-width: 1000px; margin: 0 auto;
    background: var(--bg-1); border: 1px solid var(--border);
    border-radius: 24px; padding: 5rem 4rem;
    text-align: center; position: relative; overflow: hidden;
}
.cta-banner-glow {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(124,58,237,.2) 0%, transparent 70%);
    pointer-events: none;
}
.cta-banner-content { position: relative; z-index: 1; }
.cta-banner-tag {
    display: inline-block; color: var(--gold);
    font-size: .75rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.cta-banner-inner h2 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    background: linear-gradient(135deg, var(--white) 0%, var(--purple-3) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}
.cta-banner-inner p {
    color: var(--gray-2); font-size: 1.05rem; margin-bottom: 2.5rem; font-weight: 300;
}

/* ===== FOOTER ===== */
footer {
    background: var(--bg-1);
    border-top: 1px solid var(--border);
    padding: 5rem 2rem 2rem;
}
.footer-top {
    max-width: 1320px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem; margin-bottom: 4rem;
}
.footer-logo {
    display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem;
}
.footer-logo span {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.25rem; font-weight: 900;
    background: linear-gradient(135deg, var(--white), var(--purple-3));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.footer-brand p { color: var(--gray-2); font-size: .9rem; max-width: 280px; margin-bottom: 1.5rem; }
.social-links { display: flex; gap: .75rem; }
.social-link {
    width: 38px; height: 38px; border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--gray-2); text-decoration: none;
    transition: all var(--transition);
}
.social-link:hover { border-color: var(--purple); background: var(--glow-sm); color: var(--purple-3); transform: translateY(-2px); }

.footer-links-col h4 {
    font-family: 'Syne', sans-serif; font-size: .8rem; font-weight: 700;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--gray); margin-bottom: 1.2rem;
}
.footer-links-col p {
    color: var(--gray-2); font-size: .9rem; margin-bottom: .65rem;
    cursor: pointer; transition: color var(--transition);
}
.footer-links-col p:hover { color: var(--white); }

.footer-bottom {
    max-width: 1320px; margin: 0 auto;
    padding-top: 2rem; border-top: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
    color: var(--gray); font-size: .82rem;
}
.footer-made { color: var(--gray); }

/* ===== ADMIN ===== */
.login-container {
    min-height: calc(100vh - 70px);
    display: flex; align-items: center; justify-content: center; padding: 2rem;
}
.login-box {
    background: var(--bg-1); border: 1px solid var(--border);
    border-radius: 20px; padding: 3rem; max-width: 440px; width: 100%;
    box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.login-logo {
    display: flex; align-items: center; gap: .6rem; justify-content: center;
    margin-bottom: 1.5rem;
}
.login-logo span {
    font-family: 'Orbitron', sans-serif; font-size: 1.4rem; font-weight: 900;
    background: linear-gradient(135deg, var(--white), var(--purple-3));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.login-box h2 {
    font-size: 1.6rem; text-align: center; margin-bottom: 2rem;
    color: var(--white);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; margin-bottom: .4rem; color: var(--gray-2); font-size: .85rem; font-weight: 500; }
.form-group input,
.form-group textarea {
    width: 100%; padding: .85rem 1rem;
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--white);
    font-family: inherit; font-size: .95rem;
    transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 3px var(--glow-sm); }
.form-group input::placeholder { color: var(--gray); }

.error-message {
    background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.25);
    color: #ef4444; padding: .85rem 1rem; border-radius: var(--radius-sm);
    margin-bottom: 1rem; text-align: center; font-size: .9rem;
}
.success-message {
    background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.25);
    color: #22c55e; padding: .85rem 1rem; border-radius: var(--radius-sm);
    margin-bottom: 1.5rem; font-size: .9rem;
}

.admin-container { max-width: 1320px; margin: 0 auto; padding: 3rem 2rem; }
.admin-header {
    display: flex; justify-content: space-between; align-items: flex-end;
    margin-bottom: 3rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border);
    flex-wrap: wrap; gap: 1rem;
}
.admin-eyebrow { color: var(--purple-3); font-size: .75rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; margin-bottom: .25rem; }
.admin-header h2 { font-size: 2.5rem; color: var(--white); }

.admin-tabs {
    display: flex; gap: .5rem; margin-bottom: 3rem;
    border-bottom: 1px solid var(--border); overflow-x: auto;
    padding-bottom: 0;
}
.admin-tab {
    padding: .85rem 1.75rem; cursor: pointer; color: var(--gray-2); font-weight: 500;
    border-bottom: 2px solid transparent; margin-bottom: -1px;
    transition: all var(--transition); white-space: nowrap; font-size: .9rem;
}
.admin-tab:hover { color: var(--white); }
.admin-tab.active { color: var(--purple-3); border-bottom-color: var(--purple-2); }

.admin-section { display: none; }
.admin-section.active { display: block; }

.settings-card {
    background: var(--bg-1); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem; margin-bottom: 1.5rem;
}
.settings-card h3 { font-size: 1.1rem; color: var(--purple-3); margin-bottom: 1.5rem; font-family: 'Syne', sans-serif; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeSlideUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeSlideDown { from { opacity: 0; transform: translateY(-16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes countUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* Scroll-reveal classes */
.reveal, .reveal-up {
    opacity: 0; transform: translateY(24px);
    transition: opacity .6s ease-out, transform .6s ease-out;
    transition-delay: var(--delay, 0s);
}
.reveal-up { transform: translateY(36px); }
.reveal.visible, .reveal-up.visible { opacity: 1; transform: translateY(0); }

/* ===== UTILITIES ===== */
.hidden { display: none !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .steps-grid { grid-template-columns: 1fr; max-width: 480px; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
    .footer-brand { grid-column: 1/-1; }
    .cta-banner-inner { padding: 3rem 2rem; }
}
@media (max-width: 680px) {
    .hamburger { display: flex; }
    .nav-links {
        display: none; position: absolute; top: 70px; left: 0; right: 0;
        flex-direction: column; gap: 0;
        background: rgba(8,8,16,.98); backdrop-filter: blur(24px);
        border-bottom: 1px solid var(--border);
        padding: 1rem 0;
    }
    .nav-links.open { display: flex; }
    .nav-link {
        padding: .9rem 2rem; width: 100%;
        border-bottom: 1px solid rgba(255,255,255,.04);
    }
    .nav-link::after { display: none; }
    .stats-grid { grid-template-columns: repeat(2,1fr); gap: 1.5rem; }
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .about-section, .how-section, .products-section { padding: 5rem 1.25rem; }
    .cta-banner { padding: 3rem 1.25rem; }
}