/* ================================================================
   IRONCUT™ OFFICIAL STORE STYLESHEET
   Theme: Sentinel (Obsidian Aerospace Precision / High-Tensile Industrial)
   Domain: ironcut.net
   ================================================================ */

:root {
  --bg-deep: #0A0C10;
  --bg-slate: #11141D;
  --bg-card: #161B26;
  --bg-card-hover: #1C2331;
  --border-subtle: rgba(148, 163, 184, 0.16);
  --border-cyan: rgba(0, 240, 255, 0.35);
  
  --cyan-primary: #00F0FF;
  --cyan-glow: rgba(0, 240, 255, 0.25);
  --cyan-hover: #38F8FF;
  --amber-accent: #F59E0B;
  --green-accent: #10B981;
  
  --text-white: #FFFFFF;
  --text-light: #F1F5F9;
  --text-gray: #94A3B8;
  --text-dim: #64748B;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-cyan: 0 0 24px rgba(0, 240, 255, 0.22);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 880px;
}

/* ── HUD TAGS & BADGES ────────────────────────────────────────── */
.hud-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan-primary);
  margin-bottom: 16px;
}

.hud-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

/* ── TOP ANNOUNCEMENT BAR ─────────────────────────────────────── */
.sentinel-top-bar {
  background: var(--bg-slate);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-gray);
  text-align: center;
  padding: 9px 16px;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.sentinel-top-bar strong {
  color: var(--cyan-primary);
}

/* ── STICKY HEADER ───────────────────────────────────────────── */
.sentinel-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 12, 16, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.brand-link {
  display: flex;
  align-items: center;
}
.brand-logo-img {
  display: block;
  height: 34px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-gray);
}
.nav-links a:hover {
  color: var(--cyan-primary);
}

.btn-sentinel-nav {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--cyan-primary);
  color: #0A0C10;
  padding: 9px 20px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-sentinel-nav:hover {
  background: var(--cyan-hover);
  box-shadow: 0 0 16px var(--cyan-glow);
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 26px;
  padding: 2px;
}
.mobile-toggle span {
  width: 100%;
  height: 2.5px;
  background-color: var(--cyan-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── MOBILE DRAWER ───────────────────────────────────────────── */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: var(--bg-slate);
  border-left: 1px solid var(--border-subtle);
  z-index: 1001;
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.5);
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}
.mobile-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}
.drawer-close {
  font-size: 28px;
  line-height: 1;
  color: var(--text-gray);
  padding: 4px;
}
.drawer-close:hover {
  color: var(--cyan-primary);
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}
.drawer-nav a {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-light);
  padding: 6px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
}
.drawer-nav a:hover {
  color: var(--cyan-primary);
}
.drawer-footer {
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

/* ── HERO SECTION ────────────────────────────────────────────── */
.sentinel-hero {
  padding: 56px 0 68px;
  position: relative;
  overflow: hidden;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.sentinel-h1 {
  font-size: clamp(2.3rem, 4vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.16;
  margin-bottom: 18px;
  color: var(--text-white);
}
.sentinel-h1 em {
  font-style: normal;
  color: var(--cyan-primary);
}

.sentinel-sub {
  font-size: 1.05rem;
  color: var(--text-gray);
  line-height: 1.62;
  margin-bottom: 24px;
  max-width: 580px;
}

.mobile-hero-visual {
  display: none;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.hud-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.hud-pill:hover {
  border-color: var(--border-cyan);
}
.hud-pill strong {
  font-family: var(--font-mono);
  font-size: 1.08rem;
  color: var(--cyan-primary);
}
.hud-pill span {
  font-size: 10.5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-top: 2px;
}

.btn-sentinel-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--cyan-primary);
  color: #0A0C10;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 16px 34px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.35);
  transition: var(--transition);
}
.btn-sentinel-primary:hover {
  background: var(--cyan-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 240, 255, 0.5);
}

.hero-trust-notes {
  display: flex;
  gap: 20px;
  font-size: 12.5px;
  color: var(--text-gray);
  margin-top: 14px;
  flex-wrap: wrap;
}
.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.trust-item svg {
  width: 15px;
  height: 15px;
  fill: var(--cyan-primary);
  flex-shrink: 0;
}

.desktop-hero-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  text-align: center;
}
.cyan-halo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.desktop-hero-img {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-md);
  margin: 0 auto;
}

.hud-floating-badge {
  margin-top: 18px;
  background: var(--bg-slate);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.hud-rating-stars {
  color: var(--amber-accent);
  font-size: 18px;
  letter-spacing: 2px;
}
.hud-rating-meta {
  text-align: left;
}
.hud-rating-meta strong {
  display: block;
  font-size: 13.5px;
  color: var(--text-white);
}
.hud-rating-meta span {
  font-size: 11px;
  color: var(--text-dim);
}

/* ── TRUST STRIP ─────────────────────────────────────────────── */
.sentinel-trust-strip {
  background: var(--bg-slate);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px 0;
}
.trust-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.trust-box {
  display: flex;
  align-items: center;
  gap: 14px;
}
.trust-icon {
  font-size: 26px;
  line-height: 1;
  flex-shrink: 0;
}
.trust-box strong {
  display: block;
  font-size: 13.5px;
  color: var(--text-white);
}
.trust-box span {
  font-size: 11px;
  color: var(--text-dim);
}

/* ── SECTION COMMONS ─────────────────────────────────────────── */
.section {
  padding: 80px 0;
}
.section-dark {
  background: var(--bg-slate);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-title-wrap {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 52px;
}
.section-title-wrap h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text-white);
  margin-bottom: 12px;
}
.section-title-wrap p {
  font-size: 1rem;
  color: var(--text-gray);
  line-height: 1.65;
}

/* ── FEATURES GRID ───────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--border-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}
.feature-icon {
  font-size: 34px;
  margin-bottom: 18px;
}
.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 12px;
}
.feature-card p {
  font-size: 0.92rem;
  color: var(--text-gray);
  line-height: 1.65;
}

/* ── SPOTLIGHT ROWS ──────────────────────────────────────────── */
.spotlight-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.spotlight-row.reverse {
  direction: rtl;
}
.spotlight-row.reverse > * {
  direction: ltr;
}

.spotlight-visual img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
  width: 100%;
}
.spotlight-copy h2 {
  font-size: clamp(1.8rem, 2.8vw, 2.3rem);
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 18px;
  line-height: 1.25;
}
.spotlight-copy p {
  font-size: 0.95rem;
  color: var(--text-gray);
  line-height: 1.68;
  margin-bottom: 16px;
}
.spotlight-highlights {
  display: flex;
  gap: 20px;
  margin-top: 24px;
}
.spotlight-stat {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 18px;
}
.spotlight-stat strong {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan-primary);
  display: block;
}
.spotlight-stat span {
  font-size: 11px;
  color: var(--text-dim);
}

/* ── 3-STEP INSTALLATION ─────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}
.step-card:hover {
  border-color: var(--border-cyan);
}
.step-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan-primary);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-cyan);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.step-img-wrap {
  margin-bottom: 20px;
}
.step-img-wrap img {
  border-radius: var(--radius-md);
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
}
.step-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 10px;
}
.step-card p {
  font-size: 0.88rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ── UNBOXING KIT MANIFEST ───────────────────────────────────── */
.unboxing-row {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 52px;
  align-items: center;
}
.unboxing-visual img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
}
.unboxing-manifest {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.manifest-item {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}
.item-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan-primary);
  background: rgba(0, 240, 255, 0.08);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.manifest-item strong {
  display: block;
  font-size: 14px;
  color: var(--text-white);
  margin-bottom: 2px;
}
.manifest-item span {
  font-size: 12px;
  color: var(--text-dim);
}

/* ── COMPARISON TABLE ────────────────────────────────────────── */
.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}
.comparison-table th, .comparison-table td {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border-subtle);
}
.comparison-table th {
  background: #0E121A;
  font-weight: 700;
  color: var(--text-gray);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.comparison-table .highlight-col {
  background: rgba(0, 240, 255, 0.04);
  color: var(--cyan-primary);
  font-weight: 600;
  border-left: 1px solid var(--border-cyan);
  border-right: 1px solid var(--border-cyan);
}
.comparison-table th.highlight-col {
  background: rgba(0, 240, 255, 0.12);
  color: var(--cyan-primary);
}
.comparison-table .winner-row {
  background: rgba(0, 240, 255, 0.08);
  font-weight: 700;
}
.comparison-table .winner-row td {
  border-bottom: none;
}

/* ── SPECS GRID ──────────────────────────────────────────────── */
.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
  font-size: 13.5px;
}
.spec-key {
  color: var(--text-gray);
  font-weight: 500;
}
.spec-val {
  color: var(--text-white);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-align: right;
}

/* ── REVIEWS GRID ────────────────────────────────────────────── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}
.review-stars {
  color: var(--amber-accent);
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.review-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 10px;
  line-height: 1.35;
}
.review-card p {
  font-size: 0.88rem;
  color: var(--text-gray);
  line-height: 1.62;
  flex: 1;
  margin-bottom: 16px;
}
.reviewer-meta {
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  padding-top: 12px;
  font-size: 12px;
}
.reviewer-meta strong {
  display: block;
  color: var(--text-white);
}
.reviewer-meta span {
  color: var(--text-dim);
}

/* ── FAQ ACCORDION ───────────────────────────────────────────── */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.active {
  border-color: var(--border-cyan);
}
.faq-question {
  width: 100%;
  padding: 18px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-white);
  gap: 16px;
}
.faq-question:hover {
  color: var(--cyan-primary);
}
.faq-icon {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan-primary);
  transition: transform 0.25s ease;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.faq-item.active .faq-answer {
  max-height: 350px;
}
.faq-answer p {
  padding: 0 22px 20px;
  font-size: 13.5px;
  color: var(--text-gray);
  line-height: 1.65;
}

/* ── MAIN PACKAGES CONVERSION SECTION (#packages) ────────────── */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.pkg-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}
.pkg-card:hover {
  border-color: var(--border-cyan);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.pkg-card.featured {
  border: 1.5px solid var(--cyan-primary);
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.18);
}
.pkg-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--cyan-primary);
  color: #0A0C10;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 10px rgba(0, 240, 255, 0.4);
  white-space: nowrap;
}
.pkg-ribbon.best-val {
  background: var(--amber-accent);
  color: #0A0C10;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.4);
}

.pkg-badge-wrap {
  text-align: center;
  margin-bottom: 12px;
}
.pkg-tier-label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--cyan-primary);
}

.pkg-img-wrap {
  text-align: center;
  margin: 8px auto 14px;
}
.pkg-img-wrap img {
  border-radius: var(--radius-md);
  margin: 0 auto;
  max-height: 170px;
  width: auto;
  object-fit: contain;
}

.pkg-title {
  font-size: 1.35rem;
  font-weight: 800;
  text-align: center;
  color: var(--text-white);
  margin-bottom: 4px;
}
.pkg-sub {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 14px;
  min-height: 38px;
}

.pkg-pricing-box {
  background: var(--bg-slate);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
  margin-bottom: 18px;
}
.pkg-price-main {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}
.pkg-curr {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--cyan-primary);
}
.pkg-amount {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1;
}
.pkg-per-unit {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--green-accent);
  margin-top: 4px;
}
.pkg-price-compare {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 11.5px;
  margin-top: 5px;
}
.pkg-retail {
  color: var(--text-dim);
  text-decoration: line-through;
}
.pkg-savings {
  color: var(--cyan-primary);
  font-weight: 700;
}

.pkg-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
  font-size: 12.5px;
  color: var(--text-gray);
  margin-bottom: 20px;
  flex: 1;
}
.pkg-features-list li {
  line-height: 1.4;
}

.btn-pkg-cta {
  display: block;
  text-align: center;
  background: var(--bg-slate);
  border: 1.5px solid var(--border-cyan);
  color: var(--cyan-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 13px 14px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
}
.btn-pkg-cta:hover {
  background: var(--cyan-primary);
  color: #0A0C10;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--cyan-glow);
}
.btn-pkg-cta.btn-featured {
  background: var(--cyan-primary);
  color: #0A0C10;
  border-color: var(--cyan-primary);
  box-shadow: 0 4px 16px rgba(0, 240, 255, 0.3);
}
.btn-pkg-cta.btn-featured:hover {
  background: var(--cyan-hover);
  box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
}

.pkg-checkout-note {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 8px;
  line-height: 1.4;
}

.guarantee-banner {
  background: var(--bg-card);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 24px 30px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-sm);
}
.guarantee-icon {
  font-size: 34px;
  flex-shrink: 0;
}
.guarantee-text {
  font-size: 13.5px;
  color: var(--text-light);
  line-height: 1.6;
}
.guarantee-text strong {
  color: var(--cyan-primary);
}

/* ── FIXED BOTTOM ACTION DOCK ────────────────────────────────── */
.action-dock {
  position: fixed;
  bottom: -90px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(10, 12, 16, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border-cyan);
  padding: 10px 0;
  transition: bottom 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.6);
}
.action-dock.visible {
  bottom: 0;
}
.dock-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.dock-info {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.dock-deal {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-white);
}
.dock-price {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--cyan-primary);
}
.dock-savings {
  font-size: 12px;
  font-weight: 700;
  color: var(--amber-accent);
}
.btn-dock-cta {
  background: var(--cyan-primary);
  color: #0A0C10;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-dock-cta:hover {
  background: var(--cyan-hover);
  box-shadow: 0 0 16px var(--cyan-glow);
}

/* ── SITE FOOTER ─────────────────────────────────────────────── */
.sentinel-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0 76px;
  text-align: center;
}
.footer-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}
.footer-logo {
  margin-bottom: 6px;
}
.footer-tagline {
  font-size: 13px;
  color: var(--text-gray);
  max-width: 580px;
}
.footer-support {
  font-size: 12px;
  color: var(--text-dim);
}
.footer-links {
  display: flex;
  gap: 22px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-gray);
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a:hover {
  color: var(--cyan-primary);
}
.footer-copy {
  font-size: 11.5px;
  color: var(--text-dim);
}

/* ── RESPONSIVE RULES ────────────────────────────────────────── */
@media (max-width: 1080px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .packages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .trust-strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .desktop-hero-card {
    display: none;
  }
  .mobile-hero-visual {
    display: block;
    margin: 12px auto 16px;
    text-align: center;
  }
  .mobile-hero-img {
    max-height: 115px;
    width: auto;
    margin: 0 auto;
    object-fit: contain;
    border-radius: var(--radius-md);
  }

  .sentinel-hero {
    padding: 16px 0 28px;
  }
  .sentinel-h1 {
    font-size: 1.75rem;
    line-height: 1.2;
    margin-bottom: 10px;
  }
  .sentinel-sub {
    font-size: 0.94rem;
    line-height: 1.5;
    margin-bottom: 16px;
  }

  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 18px;
  }
  .hud-pill {
    padding: 8px 10px;
  }
  .hud-pill strong {
    font-size: 0.95rem;
  }
  .hud-pill span {
    font-size: 10px;
  }

  .btn-sentinel-primary {
    font-size: 14px;
    padding: 14px 24px;
    width: 100%;
    justify-content: center;
  }

  .trust-strip-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .spotlight-row, .spotlight-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 28px;
  }
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .unboxing-row {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .packages-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .specs-grid {
    grid-template-columns: 1fr;
    padding: 20px;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .guarantee-banner {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .container, .container-narrow {
    padding: 0 16px;
  }
  .sentinel-h1 {
    font-size: 1.62rem;
  }
  .action-dock {
    padding: 8px 14px;
  }
  .dock-container {
    gap: 10px;
  }
  .dock-price {
    font-size: 1.2rem;
  }
  .btn-dock-cta {
    font-size: 12px;
    padding: 10px 16px;
  }
}

/* ── COMPACT RULES FOR <=360PX (CRITICAL 320X844 HERO FOLD) ── */
@media (max-width: 360px) {
  .sentinel-top-bar {
    padding: 6px 10px;
    font-size: 11px;
    line-height: 1.3;
  }
  .sentinel-header {
    padding: 8px 0;
  }
  .brand-logo-img {
    height: 26px;
  }
  .sentinel-hero {
    padding: 10px 0 20px;
  }
  .hud-tag {
    font-size: 10px;
    padding: 4px 10px;
    margin-bottom: 8px;
  }
  .sentinel-h1 {
    font-size: 1.45rem;
    line-height: 1.18;
    margin-bottom: 8px;
  }
  .sentinel-sub {
    font-size: 0.86rem;
    line-height: 1.42;
    margin-bottom: 12px;
  }
  .mobile-hero-visual {
    margin: 6px auto 10px;
  }
  .mobile-hero-img {
    max-height: 90px;
  }
  .hero-stats-row {
    gap: 6px;
    margin-bottom: 12px;
  }
  .hud-pill {
    padding: 5px 8px;
  }
  .hud-pill strong {
    font-size: 0.88rem;
  }
  .hud-pill span {
    font-size: 9px;
  }
  .btn-sentinel-primary {
    font-size: 12.5px;
    padding: 11px 16px;
  }
  .dock-deal {
    display: none;
  }
}