:root {
  --bg-deep: #060b16;
  --bg-surface: #0b1325;
  --card-bg: #101b33;
  --card-elevated: #162442;
  --card-border: rgba(148, 163, 184, 0.18);
  --card-border-strong: rgba(56, 189, 248, 0.42);
  --primary: #2563eb;
  --primary-mid: #1d4ed8;
  --primary-deep: #1e40af;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.14);
  --success: #22c55e;
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --muted: #94a3b8;
  --font-display: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --shadow-card: 0 28px 60px -15px rgba(2, 6, 23, 0.8), 0 12px 24px -8px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --shadow-subcard: 0 14px 30px -10px rgba(2, 6, 23, 0.65), 0 4px 12px -4px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  --shadow-btn: 0 20px 38px -10px rgba(37, 99, 235, 0.65), 0 8px 18px -6px rgba(2, 132, 199, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  --shadow-btn-hover: 0 26px 48px -10px rgba(56, 189, 248, 0.72), 0 12px 24px -6px rgba(37, 99, 235, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  background-image:
    radial-gradient(ellipse 85% 55% at 50% -10%, rgba(37, 99, 235, 0.32) 0%, rgba(14, 165, 233, 0.1) 45%, transparent 80%),
    radial-gradient(circle at 85% 90%, rgba(30, 64, 175, 0.18) 0%, transparent 55%),
    linear-gradient(180deg, #091122 0%, var(--bg-deep) 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1020px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.main-content {
  flex: 1;
  padding-top: 2.25rem;
  padding-bottom: 3rem;
}

/* TOP NAVIGATION BAR */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--card-border);
  background: rgba(6, 11, 22, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 0.9rem 0;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.65);
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--text);
}

.brand-logo {
  width: 36px;
  height: 36px;
  filter: drop-shadow(0 4px 10px rgba(37, 99, 235, 0.55));
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.shield-badge {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  background: linear-gradient(90deg, #ffffff 0%, #7dd3fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-sub {
  font-size: 0.74rem;
  color: var(--muted);
  font-weight: 500;
}

.domain-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.16) 0%, rgba(37, 99, 235, 0.16) 100%);
  color: var(--accent);
  padding: 0.32rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.security-indicator {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--card-border);
  padding: 0.38rem 0.85rem;
  border-radius: 999px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.dot-online {
  width: 9px;
  height: 9px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--success), 0 0 4px #ffffff;
  flex-shrink: 0;
}

/* HERO CARD */
.hero-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(22, 36, 66, 0.92) 0%, rgba(13, 23, 43, 0.96) 100%);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 2.75rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  height: 240px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.22) 0%, transparent 70%);
  pointer-events: none;
}

/* MODE SWITCHER */
.mode-switcher-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 1.75rem;
  position: relative;
  z-index: 1;
}

.mode-switcher {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: rgba(6, 11, 22, 0.88);
  padding: 0.35rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  box-shadow: 0 10px 25px -6px rgba(0, 0, 0, 0.6), inset 0 1px 2px rgba(0, 0, 0, 0.5);
  gap: 0.35rem;
  flex-wrap: wrap;
}

.mode-btn {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  padding: 0.6rem 1.25rem;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mode-btn:hover {
  color: var(--text);
}

.mode-btn.active {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: #ffffff;
  border-color: rgba(147, 197, 253, 0.45);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.mode-icon {
  width: 16px;
  height: 16px;
}

/* HERO HEADER */
.hero-header {
  max-width: 720px;
  margin: 0 auto 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}

.eyebrow-badge {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 0.28rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 0.9rem;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.15);
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.8vw, 2.65rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.18;
  margin-bottom: 0.85rem;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.02rem;
  max-width: 660px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.detected-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 0.18rem 0.65rem;
  border-radius: 8px;
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
}

.inline-os-icon {
  width: 16px;
  height: 16px;
  object-fit: contain;
}

/* PRIMARY DOWNLOAD CTA BUTTON */
.primary-cta-box {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 2.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}

.download-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.15rem;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 50%, #0284c7 100%);
  color: #ffffff;
  text-decoration: none;
  padding: 1.15rem 1.5rem;
  border-radius: 18px;
  border: 1px solid rgba(147, 197, 253, 0.55);
  box-shadow: var(--shadow-btn);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, filter 0.2s ease;
}

.download-btn:hover {
  transform: translateY(-3px) scale(1.005);
  box-shadow: var(--shadow-btn-hover);
  filter: brightness(1.06);
}

.download-btn:active {
  transform: translateY(0);
}

.btn-icon-badge {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25), 0 6px 14px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.btn-icon-badge img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.35));
}

.btn-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  flex: 1;
}

.btn-text strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.btn-text small {
  font-size: 0.85rem;
  color: rgba(241, 245, 249, 0.92);
  margin-top: 0.2rem;
  font-weight: 500;
}

.btn-action-arrow {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease, background 0.2s ease;
}

.download-btn:hover .btn-action-arrow {
  transform: translateY(2px);
  background: rgba(255, 255, 255, 0.26);
}

.cta-trust-row {
  margin-top: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-secondary);
}

.trust-item svg {
  color: var(--accent);
}

.trust-divider {
  opacity: 0.45;
}

/* OS SELECTOR CARDS */
.os-selector-section {
  width: 100%;
  margin-bottom: 2.5rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-subhead {
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 1rem;
  text-align: center;
}

.os-pills {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.os-pill {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.9) 0%, rgba(9, 14, 28, 0.95) 100%);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  padding: 0.85rem 1rem;
  border-radius: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-align: left;
  box-shadow: var(--shadow-subcard);
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.os-pill:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.4);
  color: var(--text);
}

.os-pill.active {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.28) 0%, rgba(14, 165, 233, 0.16) 100%);
  border-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 28px -8px rgba(37, 99, 235, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.os-pill-icon {
  width: 30px;
  height: 30px;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.4));
}

.os-pill-info {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.os-pill-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--text);
}

.os-pill-ext {
  font-size: 0.74rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

/* SECTION HEADERS */
.section-header {
  width: 100%;
  max-width: 680px;
  margin: 0 auto 1.65rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-kicker {
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.section-lead {
  font-size: 0.95rem;
  color: var(--muted);
}

/* 3-STEP VISUAL PHONE GUIDE */
.steps-section {
  width: 100%;
}

.steps-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  text-align: center;
}

.step-card {
  background: linear-gradient(180deg, rgba(16, 27, 51, 0.95) 0%, rgba(10, 17, 34, 0.95) 100%);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 1.4rem 1.25rem;
  box-shadow: var(--shadow-subcard);
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.step-card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.38);
}

.step-card-top {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, #38bdf8 0%, #2563eb 100%);
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.45);
}

.step-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.step-illustration {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.step-illustration img {
  width: 100%;
  max-width: 220px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.45);
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--text);
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.step-card code,
.perm-box code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
  padding: 0.12rem 0.4rem;
  border-radius: 6px;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

/* BELOW THE FOLD: ACCORDION DRAWERS */
.drawers-section {
  margin-top: 2.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.compact-header {
  margin-bottom: 0.75rem;
}

.drawer {
  background: linear-gradient(180deg, rgba(19, 30, 56, 0.95) 0%, rgba(12, 20, 38, 0.98) 100%);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-subcard);
  transition: border-color 0.2s ease;
}

.drawer:hover {
  border-color: rgba(56, 189, 248, 0.35);
}

.drawer[open] {
  border-color: rgba(56, 189, 248, 0.45);
}

.drawer-summary {
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  list-style: none;
  user-select: none;
}

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

.drawer-title-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.drawer-icon-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.18) 0%, rgba(37, 99, 235, 0.18) 100%);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.3);
}

.drawer-heading-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.drawer-heading-text strong {
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--text);
}

.drawer-heading-text span {
  font-size: 0.84rem;
  color: var(--muted);
}

.chevron {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--card-border);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
}

.drawer[open] .chevron {
  transform: rotate(180deg);
  color: var(--accent);
  border-color: rgba(56, 189, 248, 0.35);
}

.drawer-body {
  padding: 1.5rem;
  border-top: 1px solid var(--card-border);
  background: rgba(6, 11, 22, 0.6);
}

/* DIAGNOSTICS GRID */
.diag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.diag-item {
  background: linear-gradient(180deg, rgba(16, 27, 51, 0.9) 0%, rgba(11, 18, 34, 0.9) 100%);
  padding: 0.95rem 1.1rem;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
  text-align: center;
}

.diag-label {
  display: block;
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.diag-item strong {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent);
}

.diag-actions {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  align-items: center;
  flex-wrap: wrap;
}

.secondary-btn {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  color: var(--text);
  border: 1px solid rgba(148, 163, 184, 0.28);
  padding: 0.68rem 1.25rem;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: all 0.18s ease;
}

.secondary-btn:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 10px 22px rgba(2, 132, 199, 0.28);
}

.primary-accent-btn {
  background: linear-gradient(135deg, #2563eb 0%, #0284c7 100%);
  border-color: rgba(125, 211, 252, 0.45);
}

.copy-toast {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--success);
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
}

/* PERMISSIONS COLUMNS */
.permission-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.15rem;
}

.perm-box {
  background: linear-gradient(180deg, rgba(16, 27, 51, 0.85) 0%, rgba(11, 18, 34, 0.9) 100%);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.2rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}

.perm-header {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--card-border);
}

.perm-box h4 {
  font-family: var(--font-display);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text);
}

.perm-box ol {
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--card-border);
  background: rgba(6, 11, 22, 0.9);
  padding: 1.75rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.6rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.15s ease;
}

.footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 860px) {
  .os-pills {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .hero-card {
    padding: 2rem 1.35rem;
  }
}

@media (max-width: 560px) {
  .topbar-inner {
    justify-content: center;
    text-align: center;
  }
  .brand {
    flex-wrap: wrap;
    justify-content: center;
  }
  .os-pills {
    grid-template-columns: 1fr;
  }
  .download-btn {
    flex-direction: column;
    text-align: center;
    padding: 1.25rem;
  }
  .btn-text {
    text-align: center;
  }
}