/* ========== VARIABLES ========== */
:root {
  --primary: #176B87;
  --primary-dark: #04364A;
  --secondary: #64CCC5;
  --soft: #EAF6F6;
  --light: #F8FAFC;
  --text: #24343D;
  --muted: #6B7A86;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(4,54,74,.12);
  --shadow-sm: 0 8px 24px rgba(4,54,74,.08);
  --radius: 24px;
  --ai-purple: #6C47FF;
  --ai-purple-light: #EEE9FF;
  --ai-teal: #00C9C9;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body { font-family: 'Inter', Segoe UI, Roboto, Arial, sans-serif; color: var(--text); background: var(--white); line-height: 1.65 }
a { text-decoration: none }

/* ========== NAVBAR ========== */
.gp-navbar {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(4,54,74,.08), 0 8px 30px rgba(4,54,74,.06);
  padding: 12px 0;
  transition: box-shadow .3s;
}
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: grid; place-items: center; color: white; font-size: .95rem;
}
.brand-text { font-weight: 800; font-size: 1.3rem; color: var(--primary-dark); letter-spacing: -.02em }
.navbar .nav-link { font-weight: 600; color: #38515d; font-size: .92rem; padding: .5rem .75rem; border-radius: 8px; transition: .2s }
.navbar .nav-link:hover { color: var(--primary); background: rgba(23,107,135,.07) }
.nav-ai { color: var(--ai-purple) !important; }
.nav-ai:hover { background: var(--ai-purple-light) !important; color: var(--ai-purple) !important }
.btn { border-radius: 999px; font-weight: 700; padding: .65rem 1.25rem; transition: .25s }
.btn-primary { background: linear-gradient(135deg, var(--primary), #0c8aa8); border: 0; box-shadow: 0 8px 20px rgba(23,107,135,.25) }
.btn-primary:hover { filter: brightness(.93); transform: translateY(-1px); box-shadow: 0 14px 28px rgba(23,107,135,.32) }
.btn-outline-primary { border-color: var(--primary); color: var(--primary) }
.btn-outline-primary:hover { background: var(--primary); border-color: var(--primary); color: #fff }
.btn-light { background: rgba(255,255,255,.9); color: var(--primary-dark); font-weight: 700; border: 1px solid rgba(4,54,74,.12) }
.btn-light:hover { background: #fff; transform: translateY(-1px) }

/* ========== HERO ========== */
.hero-section {
  position: relative;
  padding: 148px 0 96px;
  background: linear-gradient(145deg, #f5fbff 0%, #eaf8f7 55%, #f0f7ff 100%);
  overflow: hidden;
}
.hero-bg-shapes { position: absolute; inset: 0; pointer-events: none; overflow: hidden }
.shape {
  position: absolute; border-radius: 50%;
  filter: blur(70px); opacity: .55;
}
.shape-1 { width: 500px; height: 500px; background: rgba(100,204,197,.3); top: -120px; right: -80px }
.shape-2 { width: 320px; height: 320px; background: rgba(108,71,255,.12); bottom: -60px; left: 10% }
.shape-3 { width: 200px; height: 200px; background: rgba(23,107,135,.18); top: 40%; left: -60px }

.eyebrow, .section-kicker, .section-title span {
  display: inline-flex; gap: 8px; align-items: center;
  padding: 7px 14px; border-radius: 999px;
  background: rgba(23,107,135,.09); color: var(--primary);
  font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em;
}
.section-kicker.light { background: rgba(255,255,255,.14); color: #bff7f2 }

.hero-section h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.05; font-weight: 900;
  color: var(--primary-dark); letter-spacing: -.05em; margin: 18px 0;
}
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.lead { font-size: 1.1rem; color: #4e6570; max-width: 580px }
.hero-note { color: #526a75; font-weight: 600; font-size: .9rem }

/* Dashboard preview */
.dashboard-preview {
  background: #fff; border-radius: 28px; padding: 16px;
  box-shadow: 0 30px 70px rgba(4,54,74,.15), 0 0 0 1px rgba(23,107,135,.06);
  transform: rotate(1.5deg) translateY(-8px);
}
.preview-topbar {
  height: 38px; background: #f3f8fa; border-radius: 16px;
  margin-bottom: 14px; display: flex; align-items: center; gap: 6px; padding: 0 14px;
}
.dot { width: 10px; height: 10px; border-radius: 50% }
.dot-red { background: #FF6057 }
.dot-yellow { background: #FFBD2E }
.dot-green { background: #27C93F }
.preview-url {
  margin-left: 12px; font-size: .72rem; color: #8fa8b4; font-weight: 600;
  background: rgba(23,107,135,.07); padding: 3px 10px; border-radius: 8px;
}
.preview-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 12px }
.preview-card {
  background: #f8fbfc; border: 1px solid #e5eff2; border-radius: 18px; padding: 16px; min-height: 110px;
}
.preview-card.large { grid-row: span 2; background: linear-gradient(135deg, #eafaf9, #f5fcff) }
.preview-card.wide { grid-column: span 2 }
.preview-card small { color: var(--muted); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em }
.preview-card strong { display: block; font-size: 2rem; color: var(--primary-dark); font-weight: 900; margin: 4px 0 }
.preview-card p { font-size: .78rem; color: var(--muted); margin: 4px 0 0 }
.alert-card { background: #fff8f0; border-color: #fde8c8 }
.stat-card { min-height: auto }
.preview-tag {
  display: inline-block; margin-top: 6px;
  font-size: .72rem; font-weight: 700; color: var(--primary);
  background: rgba(23,107,135,.1); padding: 2px 8px; border-radius: 8px;
}
.preview-tag.green { color: #1a8a4a; background: rgba(26,138,74,.1) }
.ai-preview-card {
  background: linear-gradient(135deg, #f4f0ff, #fffbff); border-color: rgba(108,71,255,.15);
  min-height: auto; display: flex; align-items: flex-start; gap: 10px; padding: 14px;
}
.ai-preview-card i { color: var(--ai-purple); font-size: 1rem; margin-top: 2px; flex-shrink: 0 }
.ai-preview-card small { color: var(--ai-purple); font-weight: 700 }
.ai-preview-card p { font-size: .78rem; color: #4a3b80; margin: 4px 0 0; font-style: italic }
.progress { height: 6px; border-radius: 999px; background: #d9edf0 }
.progress-bar { background: linear-gradient(90deg, var(--primary), var(--secondary)); border-radius: 999px }

/* ========== STATS ========== */
.stats-section { margin-top: -40px; position: relative; z-index: 2 }
.stat-box {
  background: #fff; border-radius: 20px; padding: 24px 14px;
  box-shadow: var(--shadow); height: 100%; text-align: center;
  border: 1px solid rgba(23,107,135,.06);
}
.stat-box strong { display: block; font-size: 2.4rem; color: var(--primary); font-weight: 900; letter-spacing: -.04em }
.stat-box span { color: var(--muted); font-weight: 600; font-size: .9rem }

/* ========== SECTION COMMONS ========== */
.section-padding { padding: 96px 0 }
.bg-soft { background: var(--soft) }

.section-title { max-width: 820px; margin: 0 auto 52px }
.section-title h2, .section-padding h2, .contact-info h2 {
  font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 900;
  color: var(--primary-dark); letter-spacing: -.04em; margin: 14px 0;
}
.section-title p { color: var(--muted); font-size: 1.05rem }

/* ========== FEATURE & MINI CARDS ========== */
.feature-icon {
  width: 52px; height: 52px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: grid; place-items: center; color: #fff; font-size: 1.2rem; margin-bottom: 18px;
}
.feature-icon.sm { width: 42px; height: 42px; border-radius: 12px; font-size: 1rem; margin-bottom: 14px; flex-shrink: 0 }

.feature-card, .mini-card, .testimonial-card, .integra-card, .contact-form {
  background: #fff; border: 1px solid rgba(23,107,135,.07);
  border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow-sm); transition: .25s; height: 100%;
}
.feature-card:hover, .mini-card:hover {
  transform: translateY(-5px); box-shadow: var(--shadow);
  border-color: rgba(23,107,135,.14);
}
.feature-card h3 { font-size: 1.15rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 8px }
.mini-card { display: flex; flex-direction: column }
.mini-card h4 { font-size: 1rem; font-weight: 800; color: var(--primary-dark); margin: 0 0 6px }
.feature-card p, .mini-card p, .integra-card p { color: var(--muted); margin: 0; font-size: .95rem }

/* ========== DARK BG ========== */
.bg-dark-blue { background: linear-gradient(135deg, var(--primary-dark), #0a6080) }
.bg-dark-blue h2 { color: white }
.bg-dark-blue p { color: #cde8ef }
.reason-card {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px; padding: 22px; height: 100%; backdrop-filter: blur(10px);
}
.reason-card h4 { color: white; font-weight: 800; margin-bottom: 8px }
.reason-card p { color: rgba(255,255,255,.7); font-size: .92rem }

/* ========== CLIENTS ========== */
.client-grid-4 {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; max-width: 860px; margin: 0 auto;
}
.client-grid-5 {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; max-width: 1100px; margin: 0 auto;
}
.client-card {
  background: #fff; border: 1px solid rgba(23,107,135,.1);
  border-radius: 22px; padding: 28px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  text-align: center; box-shadow: var(--shadow-sm);
  transition: .25s;
}
.client-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(23,107,135,.2) }
.client-icon {
  width: 54px; height: 54px; border-radius: 16px;
  background: linear-gradient(135deg, var(--soft), #d8f4f2);
  display: grid; place-items: center; color: var(--primary); font-size: 1.3rem;
}
.client-card span, .client-card a { font-weight: 800; color: var(--primary-dark); font-size: 1rem }
.client-card a { text-decoration: none }
.client-card a:hover { text-decoration: underline; color: var(--primary) }

/* ========== TESTIMONIAL ========== */
.testimonial-card i { font-size: 2rem; color: var(--secondary); margin-bottom: 14px; display: block }
.testimonial-card p { font-size: 1.05rem; color: #415763; font-style: italic; line-height: 1.7 }
.testimonial-card h4 { font-weight: 900; color: var(--primary-dark); margin: 20px 0 0 }
.testimonial-card span { color: var(--muted); font-size: .9rem }
.integra-card { background: linear-gradient(135deg, #fff, #f2fbfa) }
.integra-card h3 { font-size: 1.25rem; font-weight: 800; color: var(--primary-dark); margin: 12px 0 10px }

/* ========== FAQ ========== */
.gp-accordion { max-width: 860px; margin: 0 auto }
.accordion-item { border: 0; margin-bottom: 12px; border-radius: 18px !important; overflow: hidden; box-shadow: var(--shadow-sm) }
.accordion-button { font-weight: 800; color: var(--primary-dark); padding: 20px 24px; font-size: .97rem }
.accordion-button:not(.collapsed) { background: #e6f8f8; color: var(--primary-dark); box-shadow: none }
.accordion-body { color: var(--muted); font-size: .97rem; padding: 16px 24px 22px }

/* ========== AI SECTION ========== */
.ai-section {
  background: linear-gradient(165deg, #06263a 0%, #0a3d5a 45%, #0f2040 100%);
  position: relative; overflow: hidden;
}
.ai-bg-glow {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(108,71,255,.18), transparent),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(0,201,201,.14), transparent);
}
.eyebrow-ai {
  display: inline-flex; gap: 8px; align-items: center;
  padding: 7px 16px; border-radius: 999px;
  background: rgba(108,71,255,.2); color: #c5b8ff;
  font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em;
  border: 1px solid rgba(108,71,255,.3);
}
.ai-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 900;
  letter-spacing: -.04em; margin: 16px 0 12px;
  background: linear-gradient(135deg, #ffffff 20%, #a78bfa 60%, var(--ai-teal) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  filter: drop-shadow(0 2px 24px rgba(167,139,250,.35));
}
.ai-subtitle { color: rgba(255,255,255,.65); font-size: 1.05rem; max-width: 640px; margin: 0 auto 52px }

.ai-main-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 32px; padding: 36px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* AI Chat demo */
.ai-chat-demo {
  background: rgba(255,255,255,.08); border-radius: 22px;
  border: 1px solid rgba(255,255,255,.12); overflow: hidden;
}
.ai-chat-header {
  padding: 14px 20px; background: rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; gap: 10px;
  font-size: .82rem; color: rgba(255,255,255,.7); font-weight: 600;
}
.ai-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #27C93F; box-shadow: 0 0 8px rgba(39,201,63,.6);
}
.ai-messages { padding: 18px; display: flex; flex-direction: column; gap: 14px }
.ai-msg { font-size: .83rem; line-height: 1.55 }
.ai-msg-user {
  align-self: flex-end; background: rgba(23,107,135,.6);
  color: rgba(255,255,255,.9); padding: 10px 14px;
  border-radius: 16px 16px 4px 16px; max-width: 85%; font-weight: 500;
}
.ai-msg-bot { display: flex; gap: 10px; align-items: flex-start }
.ai-msg-avatar {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--ai-purple), #a78bfa);
  display: grid; place-items: center; color: white; font-size: .75rem;
}
.ai-msg-content {
  background: rgba(255,255,255,.1); color: rgba(255,255,255,.85);
  padding: 12px 14px; border-radius: 4px 16px 16px 16px;
  border: 1px solid rgba(255,255,255,.1); font-size: .8rem; line-height: 1.6;
}
.ai-msg-content strong { color: #c5b8ff; display: block; margin-bottom: 4px }
.ai-highlight { color: #ffc869; font-weight: 700 }

/* AI Feature cards */
.ai-feature-card {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  border-radius: 20px; padding: 22px; height: 100%;
  transition: .25s;
}
.ai-feature-card:hover {
  background: rgba(255,255,255,.11); transform: translateY(-3px);
  border-color: rgba(108,71,255,.4);
}
.ai-icon-wrap {
  width: 44px; height: 44px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(108,71,255,.5), rgba(167,139,250,.4));
  border: 1px solid rgba(108,71,255,.4);
  display: grid; place-items: center; color: #c5b8ff; font-size: 1rem; margin-bottom: 14px;
}
.ai-feature-card h4 { font-size: .97rem; font-weight: 800; color: #ffffff; margin-bottom: 8px }
.ai-feature-card p { color: rgba(255,255,255,.6); font-size: .85rem; line-height: 1.55; margin: 0 }

.ai-footer-note {
  text-align: center; margin-top: 28px;
  font-size: .82rem; color: rgba(255,255,255,.4); font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.ai-footer-note i { color: var(--secondary); font-size: .85rem }

/* ========== CONTACT ========== */
.contact-section { padding: 96px 0; background: linear-gradient(135deg, #04364A, #176B87) }
.contact-info {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16);
  border-radius: 32px; padding: 36px; color: white;
}
.contact-info h2 { color: white }
.contact-info p { color: #d8eff4 }
.contact-info ul { list-style: none; padding: 0; margin: 28px 0 0 }
.contact-info li { margin-bottom: 16px; font-weight: 700; color: rgba(255,255,255,.9) }
.contact-info i { width: 28px; color: var(--secondary) }
.contact-form { height: 100% }
.contact-form label { font-weight: 700; color: var(--primary-dark); margin-bottom: 6px; display: block; font-size: .9rem }
.form-control { border: 1.5px solid #dce9ed; border-radius: 14px; padding: 13px 16px; font-size: .95rem }
.form-control:focus { border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(100,204,197,.2) }
.contact-form small { display: block; margin-top: 14px; color: var(--muted); text-align: center; font-size: .82rem }

/* ========== FOOTER ========== */
.footer { padding: 32px 0; background: #021e29; color: #d7edf2 }
.footer strong { font-size: 1.05rem; color: #fff }
.footer p { margin: 4px 0 0; color: #8fb4c0; font-size: .88rem }
.footer a {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px; margin-left: 8px;
  border-radius: 50%; background: rgba(255,255,255,.08); color: white;
  transition: .2s; font-size: .9rem;
}
.footer a:hover { background: rgba(255,255,255,.18); transform: translateY(-2px) }

/* ========== NAVBAR LOGO ========== */
.navbar-logo {
  height: 44px;
  width: auto;
  display: block;
  /* logo PNG has transparent background — add subtle dark filter so it reads on white navbar */
  filter: brightness(0) saturate(100%) invert(17%) sepia(55%) saturate(600%) hue-rotate(165deg) brightness(90%);
}

/* ========== CLOUD SECTION ========== */
.cloud-section { background: #fff }
.cloud-lead { font-size: 1.1rem; color: #4e6570; margin: 16px 0 24px }
.cloud-checklist { display: flex; flex-direction: column; gap: 12px }
.cloud-check { display: flex; align-items: flex-start; gap: 12px; font-size: .97rem; color: var(--text) }
.cloud-check i { color: var(--secondary); font-size: 1.1rem; margin-top: 2px; flex-shrink: 0 }
.cloud-check span { font-weight: 500 }

.cloud-visual {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 320px; padding: 20px;
}
.cloud-orb-main {
  width: 160px; height: 160px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: white; box-shadow: 0 20px 50px rgba(23,107,135,.35);
  font-weight: 800; gap: 8px; font-size: .85rem; text-align: center;
  position: relative; z-index: 2;
}
.cloud-orb-main i { font-size: 2.5rem }
.cloud-nodes {
  display: flex; gap: 16px; margin-top: 28px; flex-wrap: wrap; justify-content: center;
}
.cloud-node {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  background: var(--soft); border: 1px solid rgba(23,107,135,.15);
  border-radius: 16px; padding: 14px 18px; font-size: .8rem;
  color: var(--primary-dark); font-weight: 700;
  box-shadow: var(--shadow-sm);
}
.cloud-node i { font-size: 1.4rem; color: var(--primary) }
.cloud-tag {
  margin-top: 20px;
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white; padding: 8px 18px; border-radius: 999px;
  font-weight: 700; font-size: .85rem;
}

/* ========== SECURITY SECTION ========== */
.security-card {
  background: #fff; border: 1px solid rgba(23,107,135,.08);
  border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow-sm); height: 100%; transition: .25s;
}
.security-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(23,107,135,.18) }
.security-badge {
  width: 54px; height: 54px; border-radius: 16px;
  background: linear-gradient(135deg, #04364A, var(--primary));
  display: grid; place-items: center; color: white; font-size: 1.25rem;
  margin-bottom: 16px;
}
.security-card h4 { font-size: 1.05rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 10px }
.security-card p { color: var(--muted); font-size: .9rem; margin: 0; line-height: 1.6 }

.security-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: 22px; padding: 28px 32px;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  color: white;
}
.security-banner > i { font-size: 2rem; color: var(--secondary); flex-shrink: 0 }
.security-banner div { flex: 1; min-width: 240px }
.security-banner strong { display: block; font-size: 1.05rem; margin-bottom: 4px }
.security-banner span { font-size: .9rem; color: rgba(255,255,255,.75) }

/* ========== ARTICLE SECTION ========== */
.article-card {
  background: #fff; border: 1px solid rgba(23,107,135,.08);
  border-radius: 28px; padding: 44px 48px;
  box-shadow: var(--shadow-sm); max-width: 900px; margin: 0 auto;
}
.article-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 28px }
.article-tag {
  background: var(--soft); color: var(--primary); font-weight: 700; font-size: .78rem;
  padding: 5px 12px; border-radius: 999px; border: 1px solid rgba(23,107,135,.15);
}
.article-date { color: var(--muted); font-size: .82rem; font-weight: 600; margin-left: auto }
.article-date i { margin-right: 4px }
.article-intro {
  font-size: 1.08rem; color: var(--primary-dark); font-weight: 600;
  line-height: 1.7; border-left: 4px solid var(--secondary); padding-left: 18px; margin-bottom: 28px;
}
.article-body h3 {
  font-size: 1.1rem; font-weight: 800; color: var(--primary-dark);
  margin: 28px 0 10px;
}
.article-body p { color: #4a5f6a; font-size: .97rem; line-height: 1.75; margin-bottom: 14px }
.article-references {
  margin-top: 32px; padding-top: 24px;
  border-top: 1px solid rgba(23,107,135,.1);
}
.article-references p { font-size: .82rem; color: var(--muted); margin-bottom: 4px }
.article-references strong { color: var(--primary-dark) }

/* ========== WHATSAPP ========== */
.whatsapp-float {
  position: fixed; right: 22px; bottom: 22px;
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25D366; color: #fff; font-size: 1.9rem;
  box-shadow: 0 12px 30px rgba(37,211,102,.4); z-index: 1000;
  transition: .25s;
}
.whatsapp-float:hover { color: white; transform: translateY(-3px) scale(1.05); box-shadow: 0 18px 40px rgba(37,211,102,.5) }

/* ========== RESPONSIVE ========== */
@media (max-width: 991px) {
  .hero-section { padding-top: 118px }
  .client-grid-4 { grid-template-columns: repeat(2, 1fr) }
  .client-grid-5 { grid-template-columns: repeat(2, 1fr) }
  .navbar-nav { padding-top: 18px }
  .navbar .btn { width: 100%; margin-top: 8px }
  .preview-grid { grid-template-columns: 1fr }
  .preview-card.wide { grid-column: span 1 }
  .preview-card.large { grid-row: span 1 }
  .ai-main-card { padding: 24px }
}

@media (max-width: 991px) {
  .navbar-logo { height: 36px }
  .security-banner { flex-direction: column; text-align: center }
  .security-banner > i { margin: 0 auto }
  .article-card { padding: 28px 24px }
}

@media (max-width: 576px) {
  .section-padding, .contact-section { padding: 68px 0 }
  .hero-section { padding: 110px 0 68px }
  .client-grid-4 { grid-template-columns: repeat(2, 1fr); gap: 14px }
  .client-grid-5 { grid-template-columns: repeat(2, 1fr); gap: 14px }
  .dashboard-preview { transform: none }
  .btn-lg { width: 100% }
  .stat-box strong { font-size: 2rem }
  .feature-card, .mini-card, .testimonial-card, .integra-card, .contact-form, .contact-info { padding: 22px }
  .ai-main-card { padding: 18px }
  .ai-messages { padding: 12px }
  .whatsapp-float { width: 54px; height: 54px; font-size: 1.7rem }
  .cloud-orb-main { width: 130px; height: 130px }
  .article-card { padding: 22px 18px }
  .navbar-logo { height: 32px }
}