/* ============================================================
   CHAD MALLAM — Operating Manual
   Modern Editorial Design System — Sans-Serif
   ============================================================ */

/* -------------------------
   VARIABLES — DARK (default)
   ------------------------- */
:root,
:root[data-theme="dark"] {
  --bg:          #07090b;
  --surface:     #0d1316;
  --surface-2:   #111b1e;
  --border:      #1b2c30;
  --border-dim:  #111e21;
  --accent:      #c8a055;
  --accent-2:    #e6c178;
  --accent-dim:  rgba(200, 160, 85, 0.10);
  --accent-glow: rgba(200, 160, 85, 0.22);
  --text:        #ece8e1;
  --text-muted:  #8a9a9d;
  --text-dim:    #4a5e62;
  --text-faint:  #2c3d40;

  --grid-line:   rgba(200, 160, 85, 0.025);
  --outline-text: rgba(236, 232, 225, 0.28);
  --outline-accent: rgba(200, 160, 85, 0.7);
  --nav-scrolled-bg: rgba(7, 9, 11, 0.92);
  --form-input-bg: var(--bg);

  --font-display: 'Inter Tight', system-ui, -apple-system, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --max-w:       1180px;
  --nav-h:       72px;
  --pad-x:       40px;
  --section-v:   130px;
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
}

/* -------------------------
   VARIABLES — LIGHT
   ------------------------- */
:root[data-theme="light"] {
  --bg:          #f7f4ec;
  --surface:     #efebe0;
  --surface-2:   #e7e2d3;
  --border:      #d4ccb8;
  --border-dim:  #e1dac6;
  --accent:      #8b6d33;
  --accent-2:    #a8854a;
  --accent-dim:  rgba(139, 109, 51, 0.10);
  --accent-glow: rgba(139, 109, 51, 0.20);
  --text:        #14130f;
  --text-muted:  #595850;
  --text-dim:    #8a877a;
  --text-faint:  #b3afa1;

  --grid-line:   rgba(139, 109, 51, 0.05);
  --outline-text: rgba(20, 19, 15, 0.22);
  --outline-accent: rgba(139, 109, 51, 0.6);
  --nav-scrolled-bg: rgba(247, 244, 236, 0.92);
  --form-input-bg: #fdfbf5;
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}

a    { color: inherit; text-decoration: none; }
img  { max-width: 100%; display: block; }
ul   { list-style: none; }
button { cursor: pointer; background: none; border: none; font-family: inherit; color: inherit; }

::selection { background: var(--accent); color: var(--bg); }

.nowrap { white-space: nowrap; }

/* Lock body scroll when mobile menu is open */
body.menu-open { overflow: hidden; touch-action: none; }

/* -------------------------
   NAVIGATION
   ------------------------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  transition: color 0.3s var(--ease);
}
.nav-logo .logo-mark {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 4px 7px;
  line-height: 1;
}
.nav-logo .logo-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.005em;
}
.nav-logo:hover .logo-name { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.25s var(--ease);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Theme toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  border: 1px solid transparent;
  transition:
    color 0.25s var(--ease),
    border-color 0.25s var(--ease),
    background 0.25s var(--ease);
  border-radius: 2px;
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--border);
  background: var(--accent-dim);
}
.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  transition: transform 0.4s var(--ease), opacity 0.25s var(--ease);
}
.theme-toggle .icon-sun  { display: block; }
.theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun  { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* -------------------------
   HERO
   ------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; z-index: 0; }

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 80%);
}

.hero-glow {
  position: absolute;
  top: 10%;
  left: 40%;
  transform: translateX(-50%);
  width: 900px;
  height: 700px;
  background: radial-gradient(ellipse at center,
    var(--accent-dim) 0%,
    transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: calc(var(--nav-h) + 80px) var(--pad-x) 80px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 36px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: blink 2.4s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.35; transform: scale(0.7); }
}

.hero-name {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.045em;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.name-chad {
  font-size: clamp(72px, 12.5vw, 168px);
  color: var(--text);
}

.name-mallam {
  font-size: clamp(72px, 12.5vw, 168px);
  color: transparent;
  -webkit-text-stroke: 1.5px var(--outline-text);
}

.hero-credentials {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 300;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  margin-bottom: 48px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 30px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition:
    background 0.3s var(--ease),
    color 0.3s var(--ease),
    transform 0.2s var(--ease);
}
.hero-cta:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-1px);
}

.hero-cta-ghost {
  border-color: var(--border);
  color: var(--text-muted);
}
.hero-cta-ghost:hover {
  background: transparent;
  border-color: var(--text);
  color: var(--text);
}

/* Hero Meta Bar */
.hero-meta {
  position: relative;
  z-index: 1;
  width: 100%;
  border-top: 1px solid var(--border);
}

.meta-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: stretch;
}

.meta-item {
  flex: 1;
  padding: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.meta-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.meta-value {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.005em;
}

.meta-divider {
  width: 1px;
  background: var(--border);
  margin: 22px 28px;
}

/* -------------------------
   SHARED SECTION PATTERNS
   ------------------------- */
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--section-v) var(--pad-x);
}

.section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.section-label::after {
  content: '';
  flex: 0 0 48px;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 72px;
  max-width: 820px;
}

/* -------------------------
   PRINCIPLE
   ------------------------- */
.principle {
  border-top: 1px solid var(--border);
}

.principle-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 88px;
  align-items: start;
}

.principle-marker {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.principle-headline {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.045em;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: clamp(40px, 5.4vw, 76px);
}
.ph-line { color: var(--text); }
.ph-plus, .ph-equals {
  color: var(--accent);
  font-weight: 200;
  font-size: 0.6em;
  line-height: 1;
  letter-spacing: 0;
}
.ph-result {
  color: var(--accent);
}

.principle-right {
  padding-top: 12px;
}

.principle-lead {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.9vw, 24px);
  font-weight: 300;
  color: var(--text);
  line-height: 1.45;
  letter-spacing: -0.015em;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.principle-right p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 20px;
}
.principle-right p:last-child { margin-bottom: 0; }

/* -------------------------
   OPERATE
   ------------------------- */
.operate {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.operate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border-dim);
  border: 1px solid var(--border);
}

.operate-card {
  background: var(--bg);
  padding: 56px 48px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s var(--ease);
}

.operate-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
}
.operate-card:hover { background: var(--surface-2); }
.operate-card:hover::before { transform: scaleX(1); }

.operate-num {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 22px;
  line-height: 1;
  letter-spacing: 0.04em;
}

.operate-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 600;
  line-height: 1.22;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -0.025em;
}

.operate-body {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* -------------------------
   COMMUNICATION TABLE
   ------------------------- */
.comms {
  border-top: 1px solid var(--border);
}

.comms-table {
  border-top: 1px solid var(--border);
}

.comms-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 56px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s var(--ease), padding-left 0.25s var(--ease);
}
.comms-row:hover {
  background: linear-gradient(to right, var(--accent-dim) 0%, transparent 60%);
  padding-left: 16px;
}

.comms-key {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 4px;
}

.comms-value {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 680px;
}
.comms-value strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

/* -------------------------
   LEADERSHIP
   ------------------------- */
.leadership {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border-dim);
  border: 1px solid var(--border);
}

.lead-col {
  background: var(--bg);
  padding: 56px 48px;
}
.lead-col-alt { background: var(--surface-2); }

.lead-col-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.025em;
}

.lead-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.lead-list li {
  display: flex;
  gap: 16px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}

.lead-tick {
  flex-shrink: 0;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 400;
  width: 14px;
  line-height: 1.65;
}

/* -------------------------
   QUIRKS
   ------------------------- */
.quirks {
  border-top: 1px solid var(--border);
}

.quirks-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 88px;
  align-items: start;
}

.quirks-left {
  position: sticky;
  top: calc(var(--nav-h) + 48px);
  align-self: start;
}

.quirks-headline {
  font-family: var(--font-display);
  font-size: clamp(42px, 5.4vw, 68px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.045em;
  color: var(--text);
  margin-bottom: 24px;
}

.quirks-sub {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 380px;
}

.quirks-right {
  display: flex;
  flex-direction: column;
}

.quirk {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.quirk:first-child { border-top: 1px solid var(--border); }

.quirk-num {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: 24px;
  color: var(--accent);
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.quirk-body h4 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.quirk-body p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* -------------------------
   WINNING
   ------------------------- */
.winning {
  border-top: 1px solid var(--border);
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.winning::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%,
    var(--accent-glow) 0%,
    transparent 60%);
  pointer-events: none;
  opacity: 0.4;
}

.winning-inner {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.winning-quote {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.2vw, 42px);
  line-height: 1.32;
  color: var(--text);
  letter-spacing: -0.03em;
  margin-bottom: 40px;
}

.winning-attribution {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

/* -------------------------
   CONTACT
   ------------------------- */
.contact {
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 88px;
  align-items: start;
}

.contact-headline {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.045em;
  color: var(--text);
  margin-bottom: 28px;
}

.contact-sub {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 52px;
  max-width: 420px;
}

.contact-links { display: flex; flex-direction: column; }

.contact-link {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  color: var(--text-muted);
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}
.contact-link svg { color: var(--accent); flex-shrink: 0; }
.contact-link:hover { color: var(--text); padding-left: 6px; }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 40px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.form-header {
  margin-bottom: 8px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.form-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.025em;
  margin-bottom: 4px;
}

.form-sub {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  background: var(--form-input-bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
  resize: none;
  -webkit-appearance: none;
  border-radius: 0;
  line-height: 1.5;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-faint); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--accent);
  cursor: pointer;
  align-self: flex-start;
  margin-top: 8px;
  transition:
    opacity 0.25s var(--ease),
    transform 0.2s var(--ease);
}
.form-submit:hover  { opacity: 0.88; }
.form-submit:active { transform: scale(0.98); }

/* -------------------------
   FOOTER
   ------------------------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-left { display: flex; flex-direction: column; gap: 6px; }

.footer-logo {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.005em;
}

.footer-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.25s var(--ease);
}
.footer-links a:hover { color: var(--accent); }

.footer-copy {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  width: 100%;
  padding-top: 28px;
  margin-top: 28px;
  border-top: 1px solid var(--border-dim);
}

/* -------------------------
   SCROLL ANIMATIONS
   ------------------------- */
.fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.75s var(--ease),
    transform 0.75s var(--ease);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up.delay-1 { transition-delay: 0.1s; }
.fade-up.delay-2 { transition-delay: 0.2s; }
.fade-up.delay-3 { transition-delay: 0.3s; }
.fade-up.delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  .eyebrow-dot { animation: none; }
  html { scroll-behavior: auto; }
  body { transition: none; }
}

/* -------------------------
   RESPONSIVE — 1024px
   ------------------------- */
@media (max-width: 1024px) {
  :root { --section-v: 96px; --pad-x: 32px; }

  .nav-links { gap: 24px; }
  .nav-links a { font-size: 10px; letter-spacing: 0.12em; }

  .principle-grid { grid-template-columns: 1fr; gap: 48px; }
  .quirks-grid    { grid-template-columns: 1fr; gap: 48px; }
  .quirks-left    { position: static; top: auto; }
  .contact-grid   { grid-template-columns: 1fr; gap: 56px; }

  .lead-grid     { grid-template-columns: 1fr; }
  .operate-grid  { grid-template-columns: 1fr; }
}

/* -------------------------
   RESPONSIVE — 768px
   ------------------------- */
@media (max-width: 768px) {
  :root { --section-v: 72px; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    height: calc(100dvh - var(--nav-h));
    background: var(--bg);
    padding: 56px var(--pad-x);
    gap: 28px;
    border-top: 1px solid var(--border);
    z-index: 199;
    overflow-y: auto;
  }
  .nav-links.open a {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 500;
    letter-spacing: -0.01em;
    text-transform: none;
    color: var(--text);
  }
  .nav-links.open a::after { display: none; }

  .name-chad,
  .name-mallam { font-size: clamp(56px, 18vw, 96px); }

  .hero-tagline { font-size: 18px; max-width: none; }

  .section-label { flex-wrap: wrap; }
  .section-label::after { display: none; }

  .section-headline { margin-bottom: 48px; }

  .meta-inner { flex-wrap: wrap; padding: 0 var(--pad-x); }
  .meta-item {
    min-width: 50%;
    padding: 22px 0;
    border-bottom: 1px solid var(--border-dim);
  }
  .meta-divider { display: none; }

  .principle-headline { font-size: clamp(36px, 10vw, 60px); }
  .principle-lead { font-size: 18px; }

  .operate-card { padding: 40px 32px; }
  .lead-col    { padding: 40px 32px; }

  .comms-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 28px 0;
  }
  .comms-row:hover { padding-left: 0; background: none; }
  .comms-value strong { font-size: 17px; }

  .quirk { grid-template-columns: 44px 1fr; gap: 16px; }
  .quirk-num { font-size: 20px; }

  .winning-quote { font-size: clamp(22px, 5vw, 32px); }

  .contact-form { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-links { gap: 20px; }
}

/* -------------------------
   RESPONSIVE — 480px
   ------------------------- */
@media (max-width: 480px) {
  :root { --pad-x: 20px; }

  .nav-logo .logo-name { font-size: 15px; }

  .hero-inner   { padding-left: 20px; padding-right: 20px; }
  .meta-inner   { padding-left: 20px; padding-right: 20px; }

  .hero-actions { width: 100%; }
  .hero-cta { width: 100%; justify-content: center; }

  .operate-card { padding: 32px 24px; }
  .lead-col     { padding: 32px 24px; }
  .contact-form { padding: 22px; }

  .contact-headline { font-size: clamp(40px, 14vw, 60px); }
  .form-submit { width: 100%; }
}