/* ============================================================
   SIDEMOUNT AUTHORITY — Design System
   ============================================================ */

/* --- Custom Properties ------------------------------------ */
:root {
  --sa-void:         #0A0A0B;
  --sa-void-soft:    #101114;
  --sa-panel:        #14161A;
  --sa-steel:        #2A2D33;
  --sa-steel-light:  #3B3F47;
  --sa-chrome:       #E8E9EB;
  --sa-chrome-dim:   #9B9FA6;
  --sa-chrome-faint: #5C606A;
  --sa-signal:       #FF5A1F;
  --sa-signal-dim:   #C2451A;
  --sa-depth:        #0C2433;
  --sa-depth-light:  #123347;

  --font-display: 'Inter', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --container-max: 1180px;
  --container-pad: clamp(1rem, 5vw, 2.5rem);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --transition: 200ms ease;
  --transition-slow: 400ms ease;

  --header-h: 72px;
}

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

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

body {
  background-color: var(--sa-void);
  color: var(--sa-chrome);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--sa-signal);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--sa-chrome); }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p { max-width: 70ch; }

/* --- Utility --------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.8em;
  letter-spacing: 0.05em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sa-signal);
  display: block;
  margin-bottom: 0.75rem;
}

.text-dim   { color: var(--sa-chrome-dim); }
.text-faint { color: var(--sa-chrome-faint); }
.text-signal { color: var(--sa-signal); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* --- Buttons --------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-signal {
  background: var(--sa-signal);
  color: #fff;
}
.btn-signal:hover {
  background: var(--sa-signal-dim);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--sa-chrome);
  border: 1px solid var(--sa-steel-light);
}
.btn-ghost:hover {
  border-color: var(--sa-chrome-dim);
  color: var(--sa-chrome);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.72rem;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(10, 10, 11, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sa-steel);
  z-index: 1000;
  transition: background var(--transition-slow);
}

.header-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header-logo img {
  height: 36px;
  width: auto;
}

.primary-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sa-chrome-dim);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--sa-chrome);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%; transform: translateX(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--sa-signal);
}

.nav-link-cta {
  background: var(--sa-signal);
  color: #fff !important;
  margin-left: 0.75rem;
}
.nav-link-cta:hover {
  background: var(--sa-signal-dim);
  color: #fff !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--sa-steel-light);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  color: var(--sa-chrome);
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--sa-chrome);
  transition: transform var(--transition);
}

.hamburger {
  position: relative;
}
.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
}
.hamburger::before { top: -6px; }
.hamburger::after  { top: 6px; }

/* ============================================================
   HOME — HERO (full bleed)
   ============================================================ */
.hero {
  display: flex;
  flex-direction: column;
  padding-top: var(--header-h);
  background: #0A0A0B;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
}

.hero-full-img {
  width: 100%;
  height: auto;
  display: block;
}

.hud-corner {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1rem;
}

.hud-tl { top: 0; left: 0; }
.hud-tr { top: 0; right: 0; }
.hud-bl { bottom: 0; left: 0; }
.hud-br { bottom: 0; right: 0; }

.hud-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.hud-sep {
  color: var(--sa-signal);
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

.hud-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--sa-chrome);
  letter-spacing: 0.05em;
}

.hero-body {
  padding: 2.5rem 1.5rem 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
  background: var(--sa-void);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--sa-chrome-dim);
  max-width: 60ch;
  line-height: 1.7;
}

.hero-cta-bar {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   HOME — PILLARS
   ============================================================ */
.pillars {
  padding: 6rem 0;
  background: var(--sa-void-soft);
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--sa-steel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.pillar-card {
  background: var(--sa-panel);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background var(--transition);
}

.pillar-card:hover {
  background: var(--sa-void-soft);
}

.pillar-icon {
  font-size: 1.75rem;
  color: var(--sa-signal);
  font-weight: 300;
  line-height: 1;
}

.pillar-card h3 {
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.pillar-card p {
  color: var(--sa-chrome-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================================
   HOME — PHOTO BAND
   ============================================================ */
.photo-band {
  position: relative;
  height: 520px;
  overflow: hidden;
}

.photo-band-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.photo-band-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10,10,11,0.85) 0%,
    rgba(10,10,11,0.4) 60%,
    rgba(10,10,11,0.1) 100%
  );
  display: flex;
  align-items: center;
  padding-inline: var(--container-pad);
  max-width: var(--container-max);
  margin-inline: auto;
}

.photo-band-text {
  max-width: 480px;
}

.photo-band-quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.photo-band-coords {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--sa-chrome-faint);
  display: flex;
  gap: 2rem;
}

/* ============================================================
   HOME — FEATURED TIPS
   ============================================================ */
.featured-tips {
  padding: 6rem 0;
}

.featured-tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ============================================================
   HOME — CTA BAND
   ============================================================ */
.cta-band {
  padding: 6rem 0;
  background: var(--sa-depth);
  border-top: 1px solid var(--sa-steel);
  border-bottom: 1px solid var(--sa-steel);
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin-bottom: 1rem;
}

.cta-band p {
  color: var(--sa-chrome-dim);
  font-size: 1.05rem;
  max-width: 50ch;
  margin-inline: auto;
  margin-bottom: 2.5rem;
}

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

/* ============================================================
   POST / GEAR TIP CARDS
   ============================================================ */
.post-card {
  background: var(--sa-panel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition);
}

.post-card:hover {
  border-color: var(--sa-steel-light);
  transform: translateY(-2px);
}

.post-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.post-card:hover .post-card-image img {
  transform: scale(1.04);
}

.post-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.post-card-meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
  display: flex;
  gap: 1rem;
}

.post-card h3 {
  font-size: 1.05rem;
  line-height: 1.3;
}

.post-card h3 a {
  color: var(--sa-chrome);
}
.post-card h3 a:hover { color: var(--sa-signal); }

.post-card p {
  color: var(--sa-chrome-dim);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1;
}

.post-card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--sa-steel);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.read-more {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-signal);
}
.read-more:hover { color: var(--sa-chrome); }

.tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--sa-steel);
  color: var(--sa-chrome-dim);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  background: linear-gradient(180deg, var(--sa-void-soft) 0%, var(--sa-void) 100%);
  border-bottom: 1px solid var(--sa-steel);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 1rem;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--sa-chrome-dim);
  max-width: 60ch;
}

/* ============================================================
   TRAINING PAGE
   ============================================================ */
.training-courses {
  padding: 5rem 0;
}

.course-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--sa-steel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.course-card {
  background: var(--sa-panel);
  display: grid;
  grid-template-columns: 40% 60%;
  min-height: 280px;
  transition: background var(--transition);
}

.course-card:hover {
  background: var(--sa-void-soft);
}

.course-card-image {
  overflow: hidden;
  position: relative;
}

.course-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.course-card:hover .course-card-image img {
  transform: scale(1.04);
}

.course-card-content {
  padding: 2.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  border-left: 1px solid var(--sa-steel);
}

.course-card h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

.course-card p {
  color: var(--sa-chrome-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

.course-meta {
  display: flex;
  gap: 2rem;
  margin-top: 0.5rem;
}

.course-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.course-meta-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.course-meta-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--sa-chrome);
}

/* ============================================================
   GEAR TIPS INDEX
   ============================================================ */
.gear-tips-index {
  padding: 5rem 0;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.posts-grid.list-view {
  grid-template-columns: 1fr;
}

.no-posts {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--sa-chrome-dim);
}

/* ============================================================
   SINGLE POST
   ============================================================ */
.post-single {
  padding-top: var(--header-h);
}

.post-header {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--sa-steel);
}

.post-meta-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.back-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-chrome-dim);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.back-link:hover { color: var(--sa-chrome); }

.post-tags {
  display: flex;
  gap: 0.5rem;
}

.post-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.post-description {
  font-size: 1.15rem;
  color: var(--sa-chrome-dim);
  max-width: 60ch;
  margin-bottom: 1.5rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.post-hero-image {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
}
.post-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-body .container {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 4rem;
  padding-block: 4rem;
  align-items: start;
}

.post-content {
  font-size: 1.05rem;
  line-height: 1.8;
}

.post-content h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
  color: var(--sa-chrome);
}

.post-content h3 {
  font-size: 1.2rem;
  margin: 2rem 0 0.75rem;
}

.post-content p {
  margin-bottom: 1.25rem;
  color: var(--sa-chrome-dim);
  max-width: 100%;
}

.post-content p:first-child {
  color: var(--sa-chrome);
  font-size: 1.1rem;
}

.post-content ul, .post-content ol {
  list-style: disc;
  padding-left: 1.75rem;
  margin-bottom: 1.25rem;
  color: var(--sa-chrome-dim);
}

.post-content ol { list-style: decimal; }

.post-content li { margin-bottom: 0.5rem; }

.post-content strong { color: var(--sa-chrome); }

.post-content a { color: var(--sa-signal); }

.post-content img {
  border-radius: var(--radius-md);
  margin-block: 2rem;
  border: 1px solid var(--sa-steel);
}

.post-content blockquote {
  border-left: 3px solid var(--sa-signal);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: var(--sa-panel);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--sa-chrome-dim);
}

/* Sidebar */
.sidebar-card {
  background: var(--sa-panel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sa-signal);
}

.sidebar-body {
  font-size: 0.9rem;
  color: var(--sa-chrome-dim);
  line-height: 1.6;
  max-width: 100%;
}

/* Post navigation */
.post-footer {
  border-top: 1px solid var(--sa-steel);
  padding: 3rem 0;
}

.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.post-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.25rem;
  background: var(--sa-panel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}

.post-nav-link:hover {
  border-color: var(--sa-steel-light);
}

.post-nav-next { text-align: right; margin-left: auto; }

.nav-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.nav-title {
  font-size: 0.95rem;
  color: var(--sa-chrome);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-page {
  padding-top: var(--header-h);
}

.credentials-section {
  padding: 5rem 0;
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--sa-steel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.credential-card {
  background: var(--sa-panel);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.credential-agency {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sa-signal);
}

.credential-card h3 {
  font-size: 1.05rem;
}

.credential-card p {
  color: var(--sa-chrome-dim);
  font-size: 0.9rem;
}

.bio-section {
  padding: 5rem 0;
  border-top: 1px solid var(--sa-steel);
}

.bio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.bio-image {
  position: relative;
}

.bio-image img {
  border-radius: var(--radius-md);
  border: 1px solid var(--sa-steel);
  width: 100%;
}

.bio-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.bio-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.bio-content p {
  color: var(--sa-chrome-dim);
  line-height: 1.8;
  max-width: 100%;
}

.philosophy-section {
  padding: 5rem 0;
  background: var(--sa-void-soft);
  border-top: 1px solid var(--sa-steel);
}

.philosophy-quote {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  position: relative;
  padding: 2rem 0;
}

.philosophy-quote::before {
  content: '"';
  position: absolute;
  top: 0; left: 0;
  font-size: 4rem;
  color: var(--sa-signal);
  line-height: 1;
  font-family: Georgia, serif;
}

/* ============================================================
   INSTRUCTORS PAGE
   ============================================================ */
.instructors-page {
  padding-top: var(--header-h);
}

.instructors-section {
  padding: 5rem 0;
}

.instructors-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
}

.instructors-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.instructors-table thead {
  background: var(--sa-panel);
  border-bottom: 1px solid var(--sa-steel);
}

.instructors-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
  text-align: left;
  padding: 1rem 1.5rem;
}

.instructors-table td {
  padding: 1.1rem 1.5rem;
  color: var(--sa-chrome-dim);
  border-bottom: 1px solid var(--sa-steel);
}

.instructors-table tr:last-child td {
  border-bottom: none;
}

.instructors-table tr:hover td {
  background: var(--sa-panel);
}

.instructors-table td:first-child {
  color: var(--sa-chrome);
  font-weight: 600;
}

.instructors-table a {
  color: var(--sa-signal);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-page {
  padding-top: var(--header-h);
}

.contact-section {
  padding: 5rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 5rem;
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--sa-panel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-sm);
  color: var(--sa-chrome);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.875rem 1rem;
  transition: border-color var(--transition);
  width: 100%;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--sa-signal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--sa-chrome-faint);
}

.form-group textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.6;
}

.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: calc(var(--header-h) + 2rem);
}

.contact-info-card {
  background: var(--sa-panel);
  border: 1px solid var(--sa-steel);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.contact-info-card h3 {
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
}

.contact-info-item:last-child { margin-bottom: 0; }

.contact-info-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.contact-info-value {
  font-size: 0.95rem;
  color: var(--sa-chrome-dim);
}

.contact-info-value a {
  color: var(--sa-signal);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--sa-void-soft);
  border-top: 1px solid var(--sa-steel);
  padding-top: 4rem;
}

.footer-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 4rem;
  padding-bottom: 3rem;
  align-items: start;
}

.footer-brand img {
  height: 32px;
  width: auto;
  margin-bottom: 0.75rem;
  opacity: 0.8;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--sa-chrome-faint);
  text-transform: uppercase;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}
.footer-nav a:hover { color: var(--sa-chrome); }

.footer-social-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
  margin-bottom: 0.75rem;
}

.footer-social-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-social-links a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-chrome-dim);
}

.footer-social-links a:hover { color: var(--sa-chrome); }

.rss-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sa-chrome-faint);
}

.footer-bottom {
  border-top: 1px solid var(--sa-steel);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  padding-block: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--sa-chrome-faint);
  max-width: 100%;
}

.footer-coords {
  font-size: 0.65rem;
  color: var(--sa-chrome-faint);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .course-card {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .course-card-image {
    height: 220px;
  }
  .course-card-content {
    border-left: none;
    border-top: 1px solid var(--sa-steel);
    padding: 2rem;
  }

  .featured-tips-grid,
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .bio-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .post-body .container {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .primary-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--sa-void-soft);
    border-bottom: 1px solid var(--sa-steel);
    padding: 1.5rem var(--container-pad);
    display: none;
  }

  .primary-nav.open { display: block; }

  .primary-nav .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .nav-link {
    padding: 0.875rem 1rem;
    display: block;
  }

  .nav-link-cta {
    margin-left: 0;
    text-align: center;
    margin-top: 0.5rem;
  }

  .hero-hud {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-tips-grid,
  .posts-grid {
    grid-template-columns: 1fr;
  }

  .credentials-grid {
    grid-template-columns: 1fr;
  }

  .photo-band {
    height: 400px;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-hud-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-cta-bar {
    flex-direction: column;
    align-items: center;
  }
}