/* css/style.css */

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

:root {
    --primary: #1a1a1a;
    --secondary: #ffffff;
    --accent: #FFD700;
    --accent-deep: #FFC107;
    --text-dark: #333333;
    --text-light: #666666;
    --border: #e0e0e0;
    --bg-soft: #f7f7f5;
    --shadow-soft: 0 10px 30px rgba(0,0,0,0.06);
    --shadow-strong: 0 20px 50px rgba(0,0,0,0.18);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    background: var(--secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

/* ===== TOP BAR ===== */
.top-bar {
    background: var(--accent);
    color: var(--primary);
    font-size: .85rem;
    padding: .55rem 0;
    border-bottom: 2px solid var(--accent-deep);
}
.top-bar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.top-bar-contact {
    display: flex; gap: .85rem; flex-wrap: wrap; align-items: center;
}
.top-bar-contact a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex; align-items: center; gap: .35rem;
    transition: opacity .2s;
}
.top-bar-contact a:hover { opacity: .75; }
.top-bar-contact i { font-size: .8rem; }
.top-bar-sep { opacity: .35; }
.top-bar-meta { font-weight: 500; display: inline-flex; align-items: center; gap: .35rem; }

@media (max-width: 700px) {
    .top-bar { font-size: .78rem; }
    .top-bar-container { padding: 0 1rem; gap: .5rem; }
    .top-bar-meta { display: none; }
    .top-bar-sep { display: none; }
    .top-bar-contact { gap: .65rem; }
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--primary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.18);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: 1.6rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
}

.logo-mark {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--accent);
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
}

.logo-text {
    color: var(--accent);
    font-size: 1.15rem;
    letter-spacing: 1px;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.75rem;
    align-items: center;
}

.nav-link {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: .95rem;
    transition: color 0.3s ease;
}
.nav-link:hover, .nav-link.active { color: var(--accent); }

.nav-cta {
    background: var(--accent);
    color: var(--primary) !important;
    padding: 0.6rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    transition: transform .2s ease, background .3s ease;
}
.nav-cta:hover { background: var(--accent-deep); transform: translateY(-1px); }

.phone-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: .95rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: transparent; border: 0; padding: .25rem;
}
.hamburger span {
    width: 25px; height: 3px; background: var(--secondary);
    margin: 4px 0; border-radius: 3px; transition: 0.3s;
}

@media (max-width: 900px) {
    .nav-menu {
        position: absolute;
        top: 70px; left: -100%;
        flex-direction: column;
        background: var(--primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        gap: 1.25rem;
    }
    .nav-menu.active { left: 0; }
    .hamburger { display: flex; }
    .nav-contact { display: none; }
}

/* ===== BUTTONS ===== */
.btn {
    padding: 0.95rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    line-height: 1;
}
.btn-primary {
    background: var(--accent);
    color: var(--primary);
    box-shadow: 0 8px 20px rgba(255,215,0,.25);
}
.btn-primary:hover { background: var(--accent-deep); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(255,215,0,.35); }
.btn-secondary {
    background: transparent;
    color: var(--secondary);
    border: 2px solid var(--accent);
}
.btn-secondary:hover { background: var(--accent); color: var(--primary); }
.btn-block { width: 100%; }

/* ===== HERO ===== */
.hero {
    position: relative;
    background: linear-gradient(135deg, #0e0e0e 0%, #2a2a2a 100%);
    color: var(--secondary);
    padding: 7rem 2rem 6rem;
    text-align: center;
    min-height: 640px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(circle at 80% 10%, rgba(255,215,0,.18), transparent 45%),
        radial-gradient(circle at 10% 90%, rgba(255,215,0,.08), transparent 50%);
    pointer-events: none;
}
.hero-content { max-width: 960px; position: relative; z-index: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: .5rem;
    background: rgba(255,215,0,.12);
    border: 1px solid rgba(255,215,0,.45);
    color: var(--accent);
    padding: .5rem 1rem; border-radius: 999px;
    font-size: .85rem; font-weight: 600; letter-spacing: .03em;
    margin-bottom: 1.5rem;
}
.hero h1 {
    font-size: clamp(2.1rem, 4.5vw, 3.6rem);
    font-weight: 800;
    margin-bottom: 1.25rem;
    line-height: 1.15;
    letter-spacing: -.01em;
}
.hero .accent-text { color: var(--accent); }
.hero p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    margin-bottom: 2rem;
    color: #d8d8d8;
    max-width: 720px;
    margin-left: auto; margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}
.stat { text-align: center; }
.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: .35rem;
}
.stat-label { color: #aaa; font-size: 0.85rem; }

.cta-buttons {
    display: flex; gap: 1rem;
    justify-content: center; margin-top: 1.25rem; flex-wrap: wrap;
}

@media (max-width: 700px) {
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

/* ===== SECTIONS ===== */
.section-title {
    text-align: center;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: .75rem;
    color: var(--text-dark);
}
.section-title .accent { color: var(--accent-deep); }
.section-subtitle {
    text-align: center; color: var(--text-light);
    max-width: 720px; margin: 0 auto 3rem;
}
.section-subtitle.light { color: #cfcfcf; }

/* ===== SERVICES ===== */
.services {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.service-card {
    background: var(--bg-soft);
    padding: 2rem;
    border-radius: 14px;
    text-align: left;
    transition: all 0.25s ease;
    border: 2px solid transparent;
}
.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-soft);
    background: #fff;
}
.service-icon {
    font-size: 1.6rem;
    color: var(--primary);
    background: var(--accent);
    width: 56px; height: 56px;
    border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: 1.25rem;
}
.service-card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.service-card p { color: var(--text-light); font-size: .95rem; }

/* ===== BENEFITS ===== */
.benefits {
    background: var(--primary);
    color: var(--secondary);
    padding: 5rem 2rem;
    position: relative;
}
.benefits::before {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(circle at 20% 0%, rgba(255,215,0,.07), transparent 50%);
    pointer-events: none;
}
.benefits-container { max-width: 1200px; margin: 0 auto; position: relative; }
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}
.benefit-item {
    background: rgba(255, 255, 255, 0.04);
    padding: 2rem;
    border-radius: 14px;
    border-left: 4px solid var(--accent);
    transition: all 0.3s ease;
}
.benefit-item:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: translateX(6px);
}
.benefit-item h3 {
    color: var(--accent);
    margin-bottom: .65rem;
    font-size: 1.1rem;
    display: flex; align-items: center; gap: .55rem;
}
.benefit-item p { color: #ddd; font-size: 0.95rem; }

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.timeline {
    position: relative;
    padding: 2rem 0;
    margin-top: 1rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--accent);
    border-radius: 4px;
}
.timeline-item { margin-bottom: 2.5rem; width: 45%; position: relative; }
.timeline-item:nth-child(odd) { margin-left: 0; text-align: right; }
.timeline-item:nth-child(even) { margin-left: 55%; }
.timeline-content {
    background: var(--bg-soft);
    padding: 1.75rem;
    border-radius: 12px;
    position: relative;
    box-shadow: var(--shadow-soft);
}
.timeline-step {
    display: inline-block;
    background: var(--accent);
    color: var(--primary);
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: .25rem .65rem;
    border-radius: 999px;
    margin-bottom: .55rem;
}
.timeline-content::after {
    content: '';
    position: absolute;
    width: 18px; height: 18px;
    background: var(--accent);
    border: 4px solid var(--secondary);
    border-radius: 50%;
    top: 1.75rem;
    right: -64px;
    box-shadow: 0 0 0 2px var(--accent);
}
.timeline-item:nth-child(even) .timeline-content::after {
    right: auto; left: -64px;
}
.timeline-content h3 { color: var(--text-dark); margin-bottom: .25rem; }
.timeline-content p { color: var(--text-light); font-size: 0.95rem; }

@media (max-width: 768px) {
    .timeline::before { left: 18px; transform: none; }
    .timeline-item { width: 100%; margin-left: 0 !important; padding-left: 50px; text-align: left !important; }
    .timeline-content::after { left: -42px !important; right: auto !important; top: 1.5rem; }
}

/* ===== FAQ ===== */
.faq { background: var(--bg-soft); padding: 5rem 2rem; }
.faq-container { max-width: 820px; margin: 0 auto; }
.faq-item {
    background: var(--secondary);
    margin-bottom: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
}
.faq-question {
    background: var(--primary);
    color: var(--secondary);
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: all 0.3s ease;
    user-select: none;
}
.faq-question:hover { background: #2a2a2a; }
.faq-icon { color: var(--accent); font-size: 1rem; transition: transform 0.3s ease; }
.faq-item.active .faq-icon { transform: rotate(180deg); }
.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.35s ease;
    color: var(--text-light);
}
.faq-item.active .faq-answer { max-height: 500px; padding: 1.25rem 1.5rem 1.5rem; }

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}
.testimonial-card {
    background: linear-gradient(135deg, var(--primary) 0%, #2a2a2a 100%);
    color: var(--secondary);
    padding: 2rem;
    border-radius: 14px;
    border-left: 4px solid var(--accent);
    position: relative;
}
.testimonial-text {
    font-style: italic;
    margin-bottom: 1.25rem;
    color: #ddd;
    line-height: 1.75;
}
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar {
    width: 48px; height: 48px;
    background: var(--accent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary);
    font-weight: 800;
    font-size: 1rem;
}
.author-info h4 { color: var(--accent); margin-bottom: 0.1rem; }
.author-info p { font-size: 0.85rem; color: #aaa; }
.stars { color: var(--accent); margin-bottom: 1rem; letter-spacing: 2px; }

/* ===== CONTACT ===== */
.contact {
    background: var(--primary);
    color: var(--secondary);
    padding: 5rem 2rem;
}
.contact-container { max-width: 1200px; margin: 0 auto; }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 3rem;
    margin-top: 1rem;
}
.contact-info { display: flex; flex-direction: column; gap: 1.75rem; }
.contact-item { display: flex; gap: 1.25rem; align-items: flex-start; }
.contact-icon {
    font-size: 1.1rem;
    color: var(--primary);
    background: var(--accent);
    width: 44px; height: 44px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.contact-item h3 { color: var(--accent); margin-bottom: 0.25rem; font-size: 1.05rem; }
.contact-item p { color: #ddd; font-size: .95rem; }
.contact-item a { color: var(--accent); text-decoration: none; transition: color 0.3s ease; }
.contact-item a:hover { color: #fff; }

.contact-form {
    background: rgba(255, 255, 255, 0.04);
    padding: 2rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    color: var(--secondary);
    font-size: .9rem;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--secondary);
    font-family: 'Poppins', sans-serif;
    font-size: .95rem;
    transition: all 0.25s ease;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255, 255, 255, 0.45); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(255,215,0,.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { color: #111; }

.form-status {
    margin-top: 1rem;
    font-size: .92rem;
    min-height: 1.4em;
}
.form-status.success { color: #6dffb0; }
.form-status.error { color: #ff8a8a; }

/* ===== CALCULATOR ===== */
.calculator-section { padding: 4rem 2rem 5rem; background: var(--bg-soft); }
.calculator-container { max-width: 1200px; margin: 0 auto; }
.calculator-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 2rem;
    margin-top: 2rem;
    align-items: start;
}
.card-panel {
    background: var(--secondary);
    border-radius: 16px;
    box-shadow: var(--shadow-soft);
    padding: 2rem;
}
.calculator-form .form-row { grid-template-columns: 1fr 1fr; }
.calculator-form .form-group label { color: var(--text-dark); }
.calculator-form .form-group input,
.calculator-form .form-group select {
    background: #fafafa;
    border: 1px solid var(--border);
    color: var(--text-dark);
}
.calculator-form .form-group input:focus,
.calculator-form .form-group select:focus {
    background: #fff;
    border-color: var(--accent-deep);
    box-shadow: 0 0 0 4px rgba(255,193,7,.18);
}

.calculator-results h2 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    border-left: 4px solid var(--accent);
    padding-left: .75rem;
}
.result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.result-card {
    background: #fafafa;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.1rem 1.2rem;
    transition: transform .2s ease, border-color .2s ease;
}
.result-card:hover { transform: translateY(-2px); border-color: var(--accent); }
.result-label {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-light);
    margin-bottom: .35rem;
}
.result-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.1;
}
.result-unit { font-size: .9rem; font-weight: 500; color: var(--text-light); margin-left: .15rem; }
.result-info { font-size: .8rem; color: var(--text-light); margin-top: .35rem; }

.cost-breakdown {
    background: var(--primary);
    color: var(--secondary);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.cost-breakdown .cb-item .cb-label {
    color: #aaa; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em;
}
.cost-breakdown .cb-item .cb-value {
    color: var(--accent); font-size: 1.15rem; font-weight: 700; margin-top: .25rem;
}
.subsidy-info {
    background: #fff8d6;
    border: 1px solid var(--accent);
    color: #5b4b00;
    padding: 1rem 1.1rem;
    border-radius: 10px;
    font-size: .92rem;
}
.quote-cta {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--border);
    text-align: center;
}
.quote-cta p { margin-bottom: 1rem; color: var(--text-light); }

@media (max-width: 900px) {
    .calculator-wrapper { grid-template-columns: 1fr; }
    .cost-breakdown { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .result-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.6);
    align-items: center; justify-content: center;
    z-index: 2000;
    padding: 1.5rem;
}
.modal.active { display: flex; }
.modal-content {
    width: 100%;
    max-width: 580px;
    max-height: 92vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-strong);
}
.modal-content h2 { margin-bottom: .25rem; }
.modal-sub { color: var(--text-light); margin-bottom: 1.5rem; }
.modal-content .form-group label { color: var(--text-dark); }
.modal-content .form-group input,
.modal-content .form-group select,
.modal-content .form-group textarea {
    background: #fafafa; color: var(--text-dark);
    border: 1px solid var(--border);
}
.modal-content .form-group input:focus,
.modal-content .form-group textarea:focus {
    background: #fff; border-color: var(--accent-deep);
    box-shadow: 0 0 0 4px rgba(255,193,7,.18);
}
.modal-close {
    position: absolute; top: .75rem; right: 1rem;
    background: transparent; border: 0;
    font-size: 1.8rem; line-height: 1; cursor: pointer;
    color: var(--text-light);
}
.modal-close:hover { color: var(--primary); }

/* ===== FOOTER ===== */
footer {
    background: #0c0c0c;
    color: #999;
    padding: 3rem 2rem 1rem;
    border-top: 1px solid rgba(255, 215, 0, 0.18);
}
.footer-content { max-width: 1200px; margin: 0 auto; }
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.4fr;
    gap: 2.5rem;
}
.footer-section h3 { color: var(--accent); margin-bottom: .85rem; font-size: 1.05rem; }
.footer-tagline { color: #ddd; margin-bottom: .5rem; font-weight: 600; }
.footer-muted { color: #aaa; font-size: .9rem; }
.footer-list { list-style: none; }
.footer-list li {
    margin-bottom: .55rem;
    font-size: .9rem;
    color: #bbb;
    display: flex; gap: .5rem; align-items: flex-start;
}
.footer-list li i { color: var(--accent); margin-top: .2rem; min-width: 16px; }
.footer-list li a { color: #bbb; text-decoration: none; transition: color .25s; }
.footer-list li a:hover { color: var(--accent); }

.footer-social { margin-top: 1rem; display: flex; gap: .65rem; }
.footer-social a {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,.06);
    color: var(--accent);
    display: inline-flex; align-items: center; justify-content: center;
    text-decoration: none;
    transition: background .25s, transform .25s;
}
.footer-social a:hover { background: var(--accent); color: var(--primary); transform: translateY(-2px); }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.25rem;
    margin-top: 2rem;
    color: #777;
    text-align: center;
    font-size: .85rem;
}
@media (max-width: 800px) {
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ===== BRANDS ===== */
.brands {
    background: var(--bg-soft);
    padding: 5rem 2rem;
}
.brands-container {
    max-width: 1200px;
    margin: 0 auto;
}
.brand-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .85rem;
    margin: 1rem auto 3rem;
    max-width: 980px;
}
.brand-chip {
    background: var(--secondary);
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: .85rem 1.5rem;
    border-radius: 999px;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: .02em;
    transition: all .25s ease;
    box-shadow: var(--shadow-soft);
    cursor: default;
}
.brand-chip:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 12px 22px rgba(0,0,0,.12);
}

.brands-products {
    background: var(--secondary);
    border-radius: 16px;
    padding: 2.25rem 2rem;
    box-shadow: var(--shadow-soft);
    text-align: center;
}
.brands-products h3 {
    font-size: 1.4rem;
    margin-bottom: .35rem;
    color: var(--text-dark);
}
.brands-subtext {
    color: var(--text-light);
    margin-bottom: 1.75rem;
}
.brands-subtext strong { color: var(--accent-deep); }

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}
.product-card {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.1rem;
    display: flex;
    align-items: center;
    gap: .75rem;
    text-align: left;
    transition: all .2s ease;
}
.product-card:hover {
    border-color: var(--accent);
    background: #fff;
    transform: translateY(-2px);
}
.product-card i {
    font-size: 1.25rem;
    color: var(--accent-deep);
    background: rgba(255,193,7,.12);
    width: 40px; height: 40px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.product-card span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: .92rem;
}

@media (max-width: 480px) {
    .brand-chip { padding: .7rem 1.1rem; font-size: .9rem; }
    .brands-products { padding: 1.5rem 1rem; }
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 768px) {
    .section-title { font-size: 1.8rem; }
    .nav-container { padding: 0 1.25rem; }
    .nav-contact { display: none; }
}
@media (max-width: 480px) {
    .hero { padding: 4rem 1rem; min-height: 540px; }
    .services, .benefits, .how-it-works, .faq, .testimonials, .contact, .calculator-section {
        padding: 3.5rem 1rem;
    }
    .cta-buttons { flex-direction: column; }
    .btn { width: 100%; }
}