/* ============================================================
   SpecKnox Consultancy — Main Stylesheet
   Light-first design · Royal Blue primary accent
   ============================================================ */

/* ============================================================
   CUSTOM PROPERTIES
   ============================================================ */
:root {
  --color-primary:       #2E6DB4;
  --color-primary-dark:  #1A4F8A;
  --color-primary-light: #EBF2FA;
  --color-accent-red:    #D93025;
  --color-accent-gold:   #F5B800;
  --color-accent-green:  #1A9E5C;
  --color-bg:            #F8F9FB;
  --color-bg-dark:       #0D1B2E;
  --color-surface:       #FFFFFF;
  --color-text:          #0F1F35;
  --color-text-muted:    #5A6A7E;
  --color-border:        #DDE4ED;

  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-pill: 999px;

  --shadow-sm:  0 1px 4px rgba(0, 0, 0, 0.06);
  --shadow-md:  0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg:  0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl:  0 16px 48px rgba(0, 0, 0, 0.14);

  --nav-height: 72px;
  --max-width:  1200px;
  --section-py: 96px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::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-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: var(--section-py) 0;
}

/* ============================================================
   PILL LABEL
   ============================================================ */
.pill-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 16px;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 22px;
}

/* ============================================================
   SECTION HEADER (centred)
   ============================================================ */
.section__header {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 64px;
}

.section__heading {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  line-height: 1.15;
}

.section__sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background 0.22s, border-color 0.22s, transform 0.22s, box-shadow 0.22s;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(46, 109, 180, 0.32);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.3s;
}

.nav.scrolled {
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.09);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav__logo img {
  height: 40px;
  width: auto;
  display: block;
}

.nav__logo-fallback {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.28s;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--color-text);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.btn-nav-cta {
  padding: 9px 20px;
  background: var(--color-primary);
  color: #fff !important;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
  text-decoration: none;
  border: none;
  line-height: 1;
}

.btn-nav-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(46, 109, 180, 0.28);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile full-screen overlay */
.nav__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-surface);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
}

.nav__mobile.open { display: flex; }

.nav__mobile a {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color 0.2s;
}

.nav__mobile a:hover { color: var(--color-primary); }

.nav__mobile .btn-nav-cta {
  padding: 14px 36px;
  font-size: 1.0625rem;
}

/* ============================================================
   HERO — SECTION 1
   ============================================================ */
#home {
  min-height: 100vh;
  background: linear-gradient(145deg, #FFFFFF 0%, #F4F8FE 50%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

#home::before {
  content: '';
  position: absolute;
  top: -220px;
  right: -160px;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 109, 180, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

#home::after {
  content: '';
  position: absolute;
  bottom: -160px;
  left: -120px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 109, 180, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  padding: 80px 0 96px;
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 580px;
}

.hero__headline {
  font-size: clamp(2.5rem, 5vw, 3.875rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--color-text);
}

.hero__headline em {
  font-style: italic;
  font-weight: 600;
  color: var(--color-primary);
}

.hero__sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.78;
  margin-bottom: 40px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero__stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  box-shadow: var(--shadow-md);
  min-width: 130px;
  border: 1px solid var(--color-border);
  transition: transform 0.25s, box-shadow 0.25s;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.stat-card__value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 5px;
}

.stat-card__label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  line-height: 1.4;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero__diagram {
  width: 100%;
  max-width: 480px;
  height: auto;
  filter: drop-shadow(0 8px 32px rgba(46, 109, 180, 0.12));
}

/* ============================================================
   CONTEXT STRIP — SECTION 2
   ============================================================ */
#context {
  background: var(--color-primary-light);
  padding: 80px 0;
}

.context__inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.context__quote-mark {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 7rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.18;
  position: absolute;
  top: -24px;
  left: -12px;
  pointer-events: none;
  user-select: none;
}

.context__quote {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  font-weight: 600;
  line-height: 1.58;
  color: var(--color-text);
  font-style: italic;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
  padding: 0 40px;
}

.context__attribution {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: normal;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.context__attribution::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--color-primary);
  opacity: 0.4;
  border-radius: 2px;
}

/* ============================================================
   SERVICES — SECTION 3
   ============================================================ */
#services {
  background: var(--color-bg);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.services__grid-bottom {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: calc(66.67% + 16px);
  margin: 0 auto;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px 28px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  transition: box-shadow 0.3s, transform 0.3s;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
}

.service-card__icon {
  width: 46px;
  height: 46px;
  color: var(--color-primary);
  margin-bottom: 22px;
  flex-shrink: 0;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.35;
}

.service-card__body {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 22px;
}

.service-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
  margin-top: auto;
}

.service-card__link:hover { gap: 10px; }
.service-card__link svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ============================================================
   APPROACH — SECTION 4
   ============================================================ */
#approach {
  background: var(--color-surface);
}

.approach__heading-wrap {
  margin-bottom: 52px;
}

.approach__heading {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  max-width: 480px;
  line-height: 1.15;
}

.approach__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.approach-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 40px 32px 36px;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.28s, transform 0.28s;
}

.approach-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.approach-card__bg-number {
  position: absolute;
  top: -16px;
  right: 12px;
  font-family: var(--font-heading);
  font-size: 9rem;
  font-weight: 900;
  color: var(--color-border);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.04em;
}

.approach-card__content {
  position: relative;
  z-index: 1;
}

.approach-card__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.approach-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.approach-card__body {
  font-size: 0.9125rem;
  color: var(--color-text-muted);
  line-height: 1.77;
}

/* ============================================================
   TECHNOLOGY PARTNERSHIP — SECTION 5
   ============================================================ */
#partnership {
  background: var(--color-bg);
}

.partnership__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.partnership__heading {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  line-height: 1.18;
}

.partnership__body {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.partnership__body p + p {
  margin-top: 18px;
}

.partner-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
}

.partner-card__logo-area {
  width: 200px;
  height: 58px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  overflow: hidden;
}

.partner-card__logo-area img {
  max-height: 40px;
  width: auto;
  display: block;
}

.partner-card__logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-primary);
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.partner-card__badge {
  display: inline-block;
  padding: 3px 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.partner-card__name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.partner-card__desc {
  font-size: 0.9125rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

.partner-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}

.partner-card__link:hover { gap: 10px; }
.partner-card__link svg { width: 14px; height: 14px; }

/* ============================================================
   TEAM — SECTION 6
   ============================================================ */
#team {
  background: var(--color-surface);
}

.team__grid {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.founder-card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 40px;
  align-items: start;
  border: 1px solid var(--color-border);
  transition: box-shadow 0.3s, transform 0.3s;
}

.founder-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.founder-card__photo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.founder-card__photo {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  flex-shrink: 0;
}

.founder-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-card__initials {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.founder-card__name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-text);
  line-height: 1.25;
}

.founder-card__role {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 22px;
  letter-spacing: 0.01em;
}

.founder-card__bio {
  font-size: 0.9125rem;
  color: var(--color-text-muted);
  line-height: 1.78;
  margin-bottom: 22px;
}

.founder-card__bio p + p { margin-top: 14px; }

.founder-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.founder-card__tag {
  display: inline-flex;
  padding: 4px 13px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

/* ============================================================
   CONTACT — SECTION 7
   ============================================================ */
#contact {
  background: var(--color-bg);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact__heading {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.contact__sub {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 36px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 36px;
}

.contact__detail-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact__detail-icon {
  width: 38px;
  height: 38px;
  min-width: 38px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact__detail-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.contact__detail-text {
  font-size: 0.9125rem;
  color: var(--color-text-muted);
  padding-top: 8px;
  line-height: 1.55;
}

.contact__detail-text a {
  color: var(--color-primary);
  transition: opacity 0.2s;
}

.contact__detail-text a:hover { opacity: 0.75; }

.contact__legal {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-style: italic;
  line-height: 1.65;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

/* Form card */
.form-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.form-card__heading {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--color-text);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 7px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  line-height: 1.5;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235A6A7E' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(46, 109, 180, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.65;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  transition: background 0.22s, transform 0.22s, box-shadow 0.22s;
  cursor: pointer;
  border: none;
  margin-top: 8px;
  letter-spacing: 0.01em;
}

.btn-submit:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(46, 109, 180, 0.28);
}

.btn-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.form-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 13px;
  font-style: italic;
}

.form-error-msg {
  background: rgba(217, 48, 37, 0.08);
  color: var(--color-accent-red);
  padding: 11px 16px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  margin-top: 14px;
  display: none;
  border: 1px solid rgba(217, 48, 37, 0.18);
}

.form-fields { /* wraps entire form fields for hide on success */ }

.form-success {
  display: none;
  text-align: center;
  padding: 48px 24px;
}

.form-success__icon {
  width: 64px;
  height: 64px;
  background: rgba(26, 158, 92, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  color: var(--color-accent-green);
}

.form-success__title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.form-success__msg {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.65);
  padding: 0px 0 0;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 12px;
  padding-top: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand-logo {
  height: 60px;
  width: auto;
  margin-bottom: 14px;
}

.footer__brand-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.footer__tagline {
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.45);
  font-style: italic;
  max-width: 280px;
}

.footer__col-heading {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 20px;
}

.footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.footer__col-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s;
  line-height: 1.4;
}

.footer__col-links a:hover {
  color: rgba(255, 255, 255, 0.92);
}

.footer__bottom {
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer__copyright {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ============================================================
   MULTI-COLOUR LOGO PALETTE — EXTENDED USAGE
   Blue · Red · Gold · Green  (matching the hummingbird logo)
   ============================================================ */

/* Darker gold for text/icons on white backgrounds */
:root {
  --color-accent-gold-dark: #C49200;
}

/* Service card — red variant */
.service-card--red                          { border-top-color: var(--color-accent-red); }
.service-card--red .service-card__icon,
.service-card--red .service-card__link      { color: var(--color-accent-red); }

/* Service card — gold variant */
.service-card--gold                         { border-top-color: var(--color-accent-gold); }
.service-card--gold .service-card__icon,
.service-card--gold .service-card__link     { color: var(--color-accent-gold-dark); }

/* Service card — green variant */
.service-card--green                        { border-top-color: var(--color-accent-green); }
.service-card--green .service-card__icon,
.service-card--green .service-card__link    { color: var(--color-accent-green); }

/* Approach card label colours — no HTML changes required */
.approach__grid .approach-card:nth-child(2) .approach-card__label { color: var(--color-accent-red); }
.approach__grid .approach-card:nth-child(3) .approach-card__label { color: var(--color-accent-green); }

/* Stat value colour overrides */
.stat-card__value--red   { color: var(--color-accent-red); }
.stat-card__value--gold  { color: var(--color-accent-gold-dark); }
.stat-card__value--green { color: var(--color-accent-green); }

/* Footer 4-colour stripe — hummingbird logo colours in sequence */
.footer::before {
  content: '';
  display: block;
  height: 5px;
  background: linear-gradient(to right,
    var(--color-primary)       0%   25%,
    var(--color-accent-red)    25%  50%,
    var(--color-accent-gold)   50%  75%,
    var(--color-accent-green)  75% 100%
  );
}

/* Context strip — quote mark and attribution accent in gold */
.context__quote-mark                 { color: var(--color-accent-gold); opacity: 1; }
.context__attribution::before        { background: var(--color-accent-gold); opacity: 0.6; }

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ============================================================
   INNER PAGES (privacy, terms)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--color-primary-light) 100%);
  padding: calc(var(--nav-height) + 56px) 0 56px;
}

.page-hero h1 {
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.prose {
  max-width: 780px;
  margin: 0 auto;
  padding: 64px 32px;
}

.prose h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin: 40px 0 14px;
  color: var(--color-text);
}

.prose h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 28px 0 10px;
  color: var(--color-text);
}

.prose p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.prose ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.prose ul li {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 6px;
}

.prose a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */
@media (max-width: 1100px) {
  .hero__inner {
    gap: 48px;
  }

  .services__grid-bottom {
    max-width: 100%;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 960px) {
  :root { --section-py: 72px; }

  .hero__inner {
    grid-template-columns: 1fr;
    padding: 64px 0 80px;
  }

  .hero__content { max-width: 100%; }
  .hero__visual { display: none; }

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

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

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

  .partnership__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  :root { --section-py: 56px; }

  .nav__links { display: none; }
  .btn-nav-cta { display: none; }
  .nav__hamburger { display: flex; }

  .container { padding: 0 20px; }

  .hero__stats { gap: 10px; }
  .stat-card { min-width: 110px; padding: 14px 16px; }
  .stat-card__value { font-size: 1.625rem; }

  .services__grid { grid-template-columns: 1fr; }
  .services__grid-bottom { grid-template-columns: 1fr; }

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

  .founder-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 28px 24px;
  }

  .founder-card__photo-wrap {
    flex-direction: row;
    align-items: center;
    gap: 20px;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .form-card { padding: 28px 24px; }

  .context__quote { padding: 0 20px; }
  .context__quote-mark { font-size: 5rem; }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-lg {
    width: 100%;
    justify-content: center;
  }

  .hero__stats {
    flex-wrap: wrap;
  }
}