:root {
    --brand-primary: #0d2b6b;
    --brand-primary-light: #1a4ba0;
    --brand-primary-dark: #051840;
    --header-bg: #fbfffd;
    --text-light: #ffffff;
    --text-dark: #1d1d1d;
    --muted: #64748b;
    --card: #ffffff;
    --shadow: 0 16px 38px rgba(0,0,0,0.12);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
    background: #f5f7fb;
    color: var(--text-dark);
    line-height: 1.6;
    text-align: center;
}

p { text-align: center; }

h1, h2 {
    font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
    color: var(--brand-primary);
    line-height: 1.1;
    letter-spacing: -0.015em;
    margin: 0 0 12px;
    text-shadow: none;
    text-align: center;
}

h1 {
    font-size: clamp(30px, 4vw, 40px);
    font-weight: 800;
}

h2 {
    font-size: clamp(28px, 3.6vw, 34px);
    font-weight: 800;
}

.section, .plans, .benefits, .faq, .cta-band, footer {
    content-visibility: auto;
    contain-intrinsic-size: 900px;
}

.section h2 {
    display: block;
    padding-bottom: 4px;
}

a { color: inherit; }

/* ── HEADER ─────────────────────────────────── */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background: var(--header-bg);
    box-shadow: 0 2px 16px rgba(13,43,107,0.10);
    border-bottom: 1px solid rgba(13,43,107,0.08);
}

.nav {
    max-width: 1280px;
    margin: 0 auto;
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: relative;
}

.header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--brand-primary);
    font-weight: 700;
    letter-spacing: 0.2px;
}

.brand img { height: 104px; width: auto; display: block; }

nav {
    display: flex;
    align-items: center;
    gap: 24px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

nav a {
    color: var(--brand-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.1px;
    transition: color 150ms ease, opacity 150ms ease;
    opacity: 0.82;
}

nav a:hover { opacity: 1; color: var(--brand-primary-light); }

/* ── BUTTONS ─────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
}

.btn-primary {
    background: var(--brand-primary);
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(13,43,107,0.30);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(13,43,107,0.38);
    filter: brightness(1.12);
}

.btn-secondary {
    background: rgba(13,43,107,0.07);
    color: var(--brand-primary);
    border: 1.5px solid rgba(13,43,107,0.22);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.btn-secondary:hover { transform: translateY(-1px); filter: brightness(0.94); }

.btn-secondary.support {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff;
    border: none;
    box-shadow: 0 10px 22px rgba(34,197,94,0.28);
}

.btn-secondary.support:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(34,197,94,0.34);
    filter: brightness(1.04);
}

.btn-small { padding: 10px 18px; font-size: 14px; }

/* ── HERO ─────────────────────────────────── */
.hero-section {
    background: #051840;
    padding: 88px 24px 96px;
    position: relative;
    overflow: hidden;
}

#aurora-canvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    display: block;
    pointer-events: none;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -80px;
    width: 480px;
    height: 480px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251,255,253,0.10) 0%, transparent 70%);
    pointer-events: none;
}

.hero-section::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: -60px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251,255,253,0.07) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    max-width: 780px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-tagline {
    font-size: clamp(15px, 2.2vw, 22px);
    font-weight: 600;
    color: rgba(251,255,253,0.82);
    text-align: center;
    margin: 0 0 10px;
    letter-spacing: 0.01em;
    text-shadow: none;
}

.hero-title {
    font-size: clamp(32px, 5vw, 58px);
    font-weight: 900;
    color: #ffffff;
    text-align: center;
    line-height: 1.08;
    margin: 0 0 16px;
}

.hero-title span { color: inherit; }

.hero-desc {
    font-size: clamp(16px, 2vw, 19px);
    color: rgba(251,255,253,0.82);
    text-align: center;
    margin: 0 0 36px;
    line-height: 1.55;
}

.hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn-main {
    background: var(--header-bg);
    color: var(--brand-primary);
    font-size: 16px;
    font-weight: 800;
    padding: 15px 36px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.20);
    letter-spacing: 0.1px;
}

.hero-btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(0,0,0,0.26);
    filter: brightness(0.96);
}

.hero-btn-wpp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255,255,255,0.10);
    color: var(--header-bg);
    font-size: 15px;
    font-weight: 700;
    padding: 15px 28px;
    border-radius: 12px;
    border: 1.5px solid rgba(255,255,255,0.22);
    text-decoration: none;
    transition: background 150ms ease, transform 150ms ease;
    cursor: pointer;
}

.hero-btn-wpp:hover {
    background: rgba(255,255,255,0.16);
    transform: translateY(-2px);
}

/* ── SECTIONS ─────────────────────────────────── */
.section { max-width: 1280px; margin: 56px auto; padding: 0 32px; }
.section h2 { margin: 0 0 12px; }
.section p.lead { margin: 0 0 32px; color: var(--muted); font-size: 17px; }

/* ── PLAN TABS ─────────────────────────────────── */
.plan-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.plan-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 32px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 15px;
    cursor: pointer;
    border: 2px solid rgba(13,43,107,0.25);
    background: #ffffff;
    color: var(--muted);
    transition: all 200ms ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.plan-tab-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: color 200ms ease;
}

.plan-tab-btn:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(13,43,107,0.14);
}

.plan-tab-btn.active {
    background: linear-gradient(135deg, var(--brand-primary-dark), var(--brand-primary));
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 10px 24px rgba(13,43,107,0.32);
    transform: translateY(-2px);
}

.plan-tab-btn.active svg { color: #ffffff; }

.plan-panel { display: none; }
.plan-panel.active { display: block; }

/* ── PLANS ─────────────────────────────────── */
.plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

@media (min-width: 1280px) {
    .plans { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.plans-3col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 1000px) {
    .plans-3col { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.plan-card,
.plan-card-1,
.plan-card-2,
.plan-card-3,
.plan-card-4 {
    border-radius: 26px;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    border: 1px solid rgba(255,255,255,0.10);
    box-shadow: 0 10px 26px -18px rgba(0,0,0,0.30), 0 4px 8px rgba(0,0,0,0.10);
    color: #e9f3ff;
    position: relative;
    overflow: hidden;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.plan-card   { background: linear-gradient(160deg, #020f35 0%, #0d2b6b 100%); }
.plan-card-1 { background: linear-gradient(160deg, #0d2b6b 0%, #1a4ba0 100%); }
.plan-card-2 { background: linear-gradient(160deg, #051840 0%, #0a2e8a 55%, #1a5cbf 100%); }
.plan-card-3 { background: linear-gradient(160deg, #010a20 0%, #0d2b6b 60%, #1a4ba0 100%); }
.plan-card-4 { background: linear-gradient(160deg, #051535 0%, #0d2b6b 50%, #1a4dcc 100%); }

.plan-card:hover,
.plan-card-1:hover,
.plan-card-2:hover,
.plan-card-3:hover,
.plan-card-4:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 40px -10px rgba(13,43,107,0.38), 0 8px 16px rgba(0,0,0,0.14);
}

.plan-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 5px 12px;
    border-radius: 999px;
    background: var(--header-bg);
    color: var(--brand-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

#panel-fibra .plan-badge {
    background: #e11d2c;
    color: #fff;
}

.plan-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border-radius: 16px;
    background: rgba(251,255,253,0.12);
    color: #ffffff;
    font-weight: 900;
    font-size: 30px;
    letter-spacing: -0.5px;
    border: 1px solid rgba(251,255,253,0.22);
}

.plan-pill-sub {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: rgba(255,255,255,0.70);
    margin-top: 4px;
    letter-spacing: 0.2px;
}

.plan-price {
    font-weight: 800;
    font-size: 28px;
    color: #ffffff;
    display: flex;
    align-items: baseline;
    gap: 6px;
    justify-content: center;
    margin-top: 12px;
}

.plan-price span { font-weight: 600; color: rgba(255,255,255,0.60); font-size: 15px; }

.plan-note {
    text-align: center;
    color: rgba(255,255,255,0.65);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.2px;
    margin-bottom: 4px;
}

.price-stack {
    text-align: center;
    color: #fff;
    display: grid;
    gap: 4px;
    margin: 6px 0 10px;
}

.promo-price .plan-price { font-size: 32px; gap: 2px; }
.promo-price .plan-price strong { font-size: 40px; line-height: 1; color: #ffffff; }
.promo-price .currency { font-size: 20px; color: rgba(255,255,255,0.8); }
.promo-price .period { font-size: 14px; color: rgba(255,255,255,0.7); font-weight: 700; }
.promo-price .price-sub { font-size: 13px; color: rgba(255,255,255,0.8); font-weight: 600; }
.promo-price .price-after { font-size: 12px; color: rgba(255,255,255,0.55); font-weight: 600; }

.plan-features { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; flex: 1; align-content: start; }

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: rgba(255,255,255,0.9);
    font-size: 14px;
    line-height: 1.4;
}

.plan-features li::before {
    content: "✓";
    color: var(--header-bg);
    font-size: 14px;
    font-weight: 900;
    flex-shrink: 0;
    margin-top: 1px;
}

.plan-cta { margin-top: auto; }

.plan-cta a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 18px;
    border-radius: 16px;
    background: var(--header-bg);
    color: var(--brand-primary);
    text-decoration: none;
    font-weight: 800;
    font-size: 15px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.18);
    transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
    width: 100%;
}

.plan-cta a:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 34px rgba(0,0,0,0.24);
    filter: brightness(0.97);
}

/* ── BENEFITS (SERVICE CARDS) ─────────────────────────────────── */
.benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 24px auto 10px;
    max-width: 1180px;
}

@media (max-width: 900px) {
    .benefits { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
    .benefits { grid-template-columns: 1fr; }
}

.svc-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 200px;
    border-radius: 20px;
    padding: 28px 24px 24px;
    overflow: hidden;
    box-shadow: 0 16px 36px rgba(13,43,107,0.08);
    border: 1px solid rgba(13,43,107,0.07);
    transition: transform 280ms ease, box-shadow 280ms ease;
}

.svc-card:hover {
    transform: scale(1.03);
    box-shadow: 0 28px 56px rgba(13,43,107,0.18);
}

/* — Variantes de cor — */
.svc-card--blue {
    background: linear-gradient(135deg, var(--brand-primary-dark), var(--brand-primary));
    color: #ffffff;
    border-color: transparent;
}
.svc-card--white {
    background: #ffffff;
    color: var(--text-dark);
}
.svc-card--accent {
    background: linear-gradient(135deg, var(--brand-primary-dark), var(--brand-primary));
    color: #ffffff;
    border-color: transparent;
}

/* — Conteúdo interno — */
.svc-card__inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.svc-card__title {
    font-size: 18px;
    font-weight: 800;
    margin: 0 0 10px;
    color: inherit;
    line-height: 1.25;
    text-align: left;
}

.svc-card__desc {
    font-size: 13.5px;
    line-height: 1.55;
    margin: 0 0 22px;
    opacity: 0.82;
    text-align: left;
    color: inherit;
    flex: 1;
}

/* — Link com seta — */
.svc-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    margin-top: auto;
    color: inherit;
}
.svc-card--white .svc-card__link { color: var(--brand-primary); }
.svc-card__link:hover { text-decoration: underline; }

/* seta: bounce contínuo ao hover no card */
.svc-card__arrow { flex-shrink: 0; }
.svc-card:hover .svc-card__arrow {
    animation: svc-arrow-bounce 0.6s ease-in-out infinite;
}
@keyframes svc-arrow-bounce {
    0%, 100% { transform: translateX(0); }
    50%       { transform: translateX(6px); }
}

/* — Ícone decorativo grande (canto inferior direito) — */
.svc-card__deco {
    position: absolute;
    right: -18px;
    bottom: -18px;
    width: 130px;
    height: 130px;
    opacity: 0.12;
    color: currentColor;
    transition: transform 0.4s ease, opacity 0.3s ease;
    pointer-events: none;
}
.svc-card--blue   .svc-card__deco { opacity: 0.16; color: #ffffff; }
.svc-card--accent .svc-card__deco { opacity: 0.16; color: #ffffff; }

.svc-card:hover .svc-card__deco {
    transform: scale(1.12) rotate(4deg) translateX(8px);
    opacity: 0.24;
}
.svc-card--blue:hover   .svc-card__deco { opacity: 0.28; }
.svc-card--accent:hover .svc-card__deco { opacity: 0.28; }

/* ── FAQ ─────────────────────────────────── */
.faq { display: grid; gap: 14px; margin-top: 16px; max-width: 800px; margin-left: auto; margin-right: auto; }

.faq-item {
    background: #ffffff;
    border: 1px solid rgba(13,43,107,0.10);
    border-radius: 16px;
    padding: 18px 22px;
    box-shadow: 0 6px 14px rgba(13,43,107,0.05);
    transition: border-color 450ms ease, box-shadow 450ms ease, transform 450ms ease;
    overflow: hidden;
    text-align: left;
}

.faq-item:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 42px rgba(13,43,107,0.13);
    border-color: rgba(13,43,107,0.20);
}

.faq-item summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--brand-primary);
    list-style: none;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    user-select: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::before {
    content: "+";
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary-dark), var(--brand-primary));
    color: #ffffff;
    font-weight: 900;
    font-size: 17px;
    line-height: 1;
    transition: transform 450ms ease;
}

.faq-item[open] summary::before {
    content: "–";
    transform: rotate(180deg);
}

.faq-item[open] {
    border-color: rgba(13,43,107,0.22);
    box-shadow: 0 20px 42px rgba(13,43,107,0.13);
    transform: scale(1.02);
}

.faq-item p {
    margin: 10px 0 4px 34px;
    color: var(--muted);
    font-size: 14px;
    text-align: left;
    animation: faqFade 300ms ease;
}

@keyframes faqFade {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── CTA BAND ─────────────────────────────────── */
.cta-band {
    background: linear-gradient(120deg, var(--brand-primary-dark), var(--brand-primary));
    color: #ffffff;
    padding: 32px 36px;
    border-radius: 22px;
    display: grid;
    grid-template-columns: 1.2fr auto;
    align-items: center;
    gap: 20px;
    box-shadow: 0 16px 38px rgba(13,43,107,0.28);
    border: 1px solid rgba(251,255,253,0.10);
    position: relative;
    overflow: hidden;
}

.cta-band::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -40px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251,255,253,0.08), transparent 70%);
    pointer-events: none;
}

.cta-band h3 { margin: 0 0 6px; font-size: 22px; color: #ffffff; text-align: left; }
.cta-band p { margin: 0; color: rgba(251,255,253,0.72); text-align: left; }

.cta-band .btn-primary {
    background: var(--header-bg);
    color: var(--brand-primary);
    box-shadow: 0 8px 22px rgba(0,0,0,0.18);
}

.cta-band .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.22);
    filter: brightness(0.97);
}

/* ── FOOTER ─────────────────────────────────── */
footer {
    background: linear-gradient(135deg, #020b20, var(--brand-primary-dark));
    color: #c8d5e0;
    padding: 40px 32px 24px;
    margin-top: 72px;
}

footer .footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 24px;
    align-items: start;
}

.footer-brand p { margin: 0; color: rgba(251,255,253,0.50); font-size: 14px; line-height: 1.6; text-align: left; }

.footer-brand-name {
    font-size: 26px;
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 10px;
    display: block;
}

.footer-brand-name span { color: var(--header-bg); }

.footer-nav, .footer-contact { display: grid; gap: 8px; }

.footer-nav h4,
.footer-contact h4 {
    margin: 0 0 6px;
    color: var(--header-bg);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.footer-nav a,
.footer-contact a {
    color: rgba(251,255,253,0.50);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: color 150ms ease;
}

.footer-nav a:hover,
.footer-contact a:hover { color: var(--header-bg); }

.footer-cta { margin-top: 8px; }

/* ── FLOATING BUTTON ─────────────────────────────────── */
.float-buttons {
    position: fixed;
    bottom: 22px;
    right: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}

.fab {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 170px;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
    text-decoration: none;
    color: #ffffff;
    box-shadow: 0 12px 26px rgba(0,0,0,0.18);
    transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
    border: none;
}

.fab:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.22);
    filter: brightness(1.04);
}

.fab::before {
    content: "";
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.14);
    display: inline-block;
    flex-shrink: 0;
}

.fab-whatsapp { background: linear-gradient(120deg, #25d366, #1eb352); }

.fab-whatsapp::before {
    background: #ffffff;
    mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%2325d366" d="M12 2a10 10 0 0 0-8.66 15.06L2 22l4.07-1.26A10 10 0 1 0 12 2Zm0 2a8 8 0 1 1-3.63 15.13l-.26-.12-2.41.75.78-2.33-.16-.28A8 8 0 0 1 12 4Zm4.6 10.13c-.07-.12-.25-.2-.52-.35s-1.6-.79-1.85-.88-.43-.14-.62.14-.71.88-.87 1.06-.32.2-.59.07a6.57 6.57 0 0 1-1.93-1.19 7.14 7.14 0 0 1-1.3-1.6c-.14-.24 0-.37.11-.51s.25-.3.38-.45.18-.24.27-.4a.45.45 0 0 0 0-.42c-.07-.12-.62-1.48-.85-2s-.45-.45-.62-.46h-.53a1 1 0 0 0-.71.33 3 3 0 0 0-.93 2.22 5.23 5.23 0 0 0 1.1 2.76 11.92 11.92 0 0 0 4.58 4 15.63 15.63 0 0 0 1.62.6 3.9 3.9 0 0 0 1.8.11 3 3 0 0 0 2-1.42 2.45 2.45 0 0 0 .17-1.42Z"/></svg>') center/22px 22px no-repeat;
}

/* ── HAMBURGER ─────────────────────────────────── */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-shrink: 0;
    z-index: 1200;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--brand-primary);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 1050;
}
.nav-overlay.open { display: block; }

/* ── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 767px) {
    .nav { padding: 8px 16px; }
    .section { padding: 0 16px; margin: 36px auto; }
    .hero-section { padding: 60px 16px 72px; }
    .cta-band { padding: 24px 20px; }
    .benefits { gap: 14px; }
    .plans { gap: 16px; }
}

@media (max-width: 720px) {
    .nav-toggle { display: flex; }
    .nav { justify-content: space-between; }
    .header-actions .support { display: none; }

    nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 78%;
        max-width: 300px;
        height: 100vh;
        background: var(--header-bg);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 90px 28px 32px;
        gap: 28px;
        box-shadow: 4px 0 32px rgba(13,43,107,0.22);
        transition: left 0.32s ease;
        z-index: 1100;
        flex: unset;
    }
    nav.open { left: 0; }
    nav a { font-size: 17px; }

    .cta-band { grid-template-columns: 1fr; text-align: center; }
    .cta-band h3, .cta-band p { text-align: center; }
    .cta-band .btn { justify-self: center; }

    .brand img { height: 64px; }
}

@media (max-width: 640px) {
    .fab { min-width: 56px; height: 56px; padding: 10px; gap: 0; font-size: 0; }
    .fab::before { width: 30px; height: 30px; }
    .plan-tabs { gap: 8px; }
    .plan-tab-btn { padding: 11px 20px; font-size: 14px; }
    footer { padding: 32px 16px 20px; margin-top: 40px; }
    .footer-inner { gap: 20px; }
    .plan-price { font-size: 24px; }
}