/* ========================================
   Talante - Strategic Communications
   V4 - Elevated Advisory Polish
   ======================================== */

:root {
  /* Brand palette */
  --purple: #664E88;
  --purple-dark: #4c2a70;
  --purple-deep: #2a1840;
  --purple-hero: #1e1235;
  --lavender: #9E86B7;
  --lavender-light: #C4B1D4;
  --lavender-pale: #E8DFF0;
  --plum: #7B5FA0;

  /* Neutrals */
  --white: #FFFFFF;
  --off-white: #F8F6FA;
  --gray-100: #F3F1F6;
  --gray-200: #E5E2EB;
  --gray-400: #9CA3AF;
  --gray-600: #4B5563;
  --gray-800: #1F2937;
  --dark: #2D1B4E;

  /* Layout */
  --container-max: 72rem;
  --header-height: 72px;
}

/* ----------------------------------------
   Reset & Base
   ---------------------------------------- */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
}

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

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

ul {
  list-style: none;
}

/* ----------------------------------------
   Typography
   ---------------------------------------- */

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  line-height: 1.15;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--purple-dark);
  margin-bottom: 1rem;
  text-align: center;
}

.section-title-white {
  color: var(--white);
}

.section-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--lavender);
  margin-bottom: 1rem;
}

.section-label.center {
  text-align: center;
}

.label-light {
  color: var(--lavender-light);
}

.section-subtitle {
  text-align: center;
  color: var(--gray-600);
  font-size: 1.1rem;
  max-width: 40rem;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.section-subtitle-light {
  color: rgba(255, 255, 255, 0.5);
}

/* ----------------------------------------
   Layout
   ---------------------------------------- */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 7rem 0;
}

.section-light {
  background: var(--off-white);
}

.section-white {
  background: var(--white);
}

.section-purple {
  background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple-deep) 100%);
  color: var(--white);
}

.section-dark {
  background: #0f0f13;
  color: var(--white);
}

/* ----------------------------------------
   Header
   ---------------------------------------- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: transparent;
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(42, 24, 64, 0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--white);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

/* ----------------------------------------
   Language Toggle
   ---------------------------------------- */

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  padding: 0.4rem 0.85rem;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.5);
  transition: all 0.2s ease;
}

.lang-toggle:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

.lang-option {
  transition: color 0.2s ease;
}

.lang-option.active {
  color: var(--white);
}

.lang-divider {
  opacity: 0.3;
  user-select: none;
}

/* ----------------------------------------
   Mobile Menu
   ---------------------------------------- */

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile-only lang toggle (hidden on desktop) */
.mobile-nav-lang {
  display: none;
}

.lang-toggle-mobile {
  margin-top: 1rem;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: 4px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 48px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn-hero {
  background: var(--white);
  color: var(--purple-dark);
  padding: 1.1rem 3rem;
  font-size: 0.95rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.btn-hero:hover {
  background: var(--lavender-pale);
  color: var(--purple-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.btn-submit {
  background: var(--purple);
  color: var(--white);
}

.btn-submit:hover {
  background: var(--plum);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(102, 78, 136, 0.3);
}

/* ----------------------------------------
   Hero
   ---------------------------------------- */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple-hero) 100%);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(158, 134, 183, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 20%, rgba(102, 78, 136, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 90%, rgba(76, 42, 112, 0.3) 0%, transparent 50%);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 52rem;
  padding: 2rem 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 4.2rem);
  color: var(--white);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  line-height: 1.05;
  font-weight: 900;
}

.hero-sub {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.hero-tagline {
  font-family: 'Open Sans', sans-serif;
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--lavender);
  font-weight: 400;
  font-style: italic;
  margin-bottom: 3rem;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

/* ----------------------------------------
   About
   ---------------------------------------- */

.section-about {
  padding: 8rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 5rem;
  align-items: center;
}

.about-lead {
  font-size: 1.85rem;
  line-height: 1.35;
  color: var(--purple-dark);
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.about-lead strong {
  font-weight: 700;
  color: var(--purple-dark);
}

.about-body {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--gray-600);
}

.about-body strong {
  font-weight: 700;
  color: var(--purple);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.about-stat {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--off-white);
  border-radius: 12px;
  border: 1px solid var(--gray-200);
}

.about-stat-number {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--purple-dark);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.about-stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
}

/* ----------------------------------------
   Services - Strategic Pillars
   ---------------------------------------- */

.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.pillar {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 2.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.pillar:hover {
  border-color: var(--lavender);
  box-shadow: 0 12px 40px rgba(102, 78, 136, 0.12);
  transform: translateY(-4px);
}

.pillar-header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.pillar-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--white);
  background: var(--purple);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  flex-shrink: 0;
}

.pillar-header h3 {
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--purple-dark);
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.pillar-desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.pillar-list {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--gray-200);
  padding-top: 1.25rem;
}

.pillar-list li {
  padding: 0.5rem 0;
  padding-left: 1.25rem;
  position: relative;
  font-size: 1rem;
  color: var(--gray-800);
  line-height: 1.5;
  font-weight: 500;
}

.pillar-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lavender);
}

/* ----------------------------------------
   Approach
   ---------------------------------------- */

.approach-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: flex-start;
  margin-top: 3rem;
  margin-bottom: 3rem;
}

.approach-step {
  text-align: center;
  padding: 2rem 1.25rem;
}

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--purple);
  box-shadow: 0 4px 16px rgba(102, 78, 136, 0.15);
}

.step-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 900;
  color: var(--purple);
}

.approach-connector {
  width: 40px;
  height: 2px;
  background: var(--lavender-pale);
  margin-top: 4.5rem;
  flex-shrink: 0;
}

.approach-step h3 {
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--purple-dark);
  margin-bottom: 0.75rem;
}

.approach-step p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.65;
}

.tools-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 1.5rem 2.5rem;
  background: var(--gray-100);
  border-radius: 12px;
  max-width: 650px;
  margin: 0 auto;
}

.tools-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-400);
}

.tool-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.tools-strip:hover .tool-name {
  color: var(--gray-600);
}

/* ----------------------------------------
   Clients
   ---------------------------------------- */

.client-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0;
  max-width: 56rem;
  margin: 0 auto;
}

.client-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.75rem 1.25rem;
  transition: color 0.2s ease;
}

.client-name:hover {
  color: var(--purple);
}

.client-name:not(:last-child)::after {
  content: '\00b7';
  margin-left: 1.25rem;
  color: var(--gray-200);
  font-weight: 400;
}

/* ----------------------------------------
   Case Studies
   ---------------------------------------- */

#work .section-title {
  margin-bottom: 1rem;
}

.case {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.case:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.case-reverse {
  direction: rtl;
}

.case-reverse > * {
  direction: ltr;
}

.case-visual {
  border-radius: 16px;
  padding: 3rem 2rem;
  text-align: center;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  position: relative;
  overflow: hidden;
}

.case-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.case-nintendo {
  background: linear-gradient(135deg, #E60012 0%, #9B000C 100%);
}

.case-amazon {
  background: linear-gradient(145deg, #232F3E 0%, #0d1117 100%);
}

.case-wicked {
  background: linear-gradient(135deg, #1a4a2a 0%, #0a1f10 100%);
}

.case-pepsico {
  background: linear-gradient(135deg, #004B93 0%, #001d3d 100%);
}

.case-brand {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
  z-index: 1;
}

.case-campaign {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.case-content {
  padding: 1rem 0;
}

.case-context {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lavender);
  margin-bottom: 0.75rem;
}

.case-content h3 {
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 1.25rem;
  text-transform: none;
  letter-spacing: 0;
}

.case-challenge {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.75;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.case-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.metric {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: var(--lavender-light);
  line-height: 1;
  letter-spacing: -0.02em;
}

.metric-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.4;
}

.metric-text {
  flex-direction: row;
  align-items: center;
  gap: 0;
}

.metric-text .metric-label {
  padding-left: 1rem;
  position: relative;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.metric-text .metric-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lavender);
}

/* ----------------------------------------
   Leadership
   ---------------------------------------- */

.leadership-container {
  max-width: 52rem;
  margin: 0 auto;
}

.leader-card {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  margin-top: 2rem;
  background: var(--white);
  border-radius: 16px;
  padding: 3rem;
  border: 1px solid var(--gray-200);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.leader-photo {
  width: 200px;
  height: 200px;
  border-radius: 16px;
  object-fit: cover;
  border: 3px solid var(--lavender-pale);
  flex-shrink: 0;
}

.leader-info {
  flex: 1;
}

.leader-name {
  font-size: 1.75rem;
  color: var(--purple-dark);
  margin-bottom: 0.25rem;
  text-transform: none;
  letter-spacing: 0;
}

.leader-role {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lavender);
  margin-bottom: 1.25rem;
}

.leader-bio {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.leader-credentials {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--gray-200);
  padding-top: 1.25rem;
}

.leader-credentials li {
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--gray-800);
  line-height: 1.5;
  font-weight: 500;
}

.leader-credentials li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple);
}

/* ----------------------------------------
   Contact
   ---------------------------------------- */

.contact-container {
  max-width: 40rem;
  text-align: center;
}

.contact-greeting {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.contact-subtitle {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.contact-form {
  text-align: left;
  background: var(--white);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

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

.form-group {
  position: relative;
  margin-bottom: 1rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--gray-100);
  border: 2px solid transparent;
  border-radius: 8px;
  color: var(--gray-800);
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem;
  transition: all 0.2s ease;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: transparent;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--purple);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(102, 78, 136, 0.1);
}

.form-group label {
  position: absolute;
  top: 0.9rem;
  left: 1rem;
  color: var(--gray-400);
  font-size: 0.95rem;
  pointer-events: none;
  transition: all 0.2s ease;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -0.6rem;
  left: 0.75rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--purple);
  background: var(--white);
  padding: 0 0.35rem;
  border-radius: 3px;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-form .btn {
  width: 100%;
  margin-top: 0.5rem;
}

.contact-direct {
  margin-top: 1.75rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.contact-direct a {
  color: var(--lavender-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.contact-direct a:hover {
  color: var(--white);
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */

.footer {
  padding: 2.5rem 0;
  background: #120b1e;
  color: rgba(255, 255, 255, 0.4);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.footer-logo {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--white);
}

.footer-tagline {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

.footer-copy {
  font-size: 0.8rem;
}

/* ----------------------------------------
   Responsive
   ---------------------------------------- */

@media (max-width: 1024px) {
  .pillars {
    grid-template-columns: repeat(2, 1fr);
  }

  .approach-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .approach-connector {
    display: none;
  }
}

@media (max-width: 768px) {
  /* Hide desktop lang toggle */
  .header .lang-toggle:not(.lang-toggle-mobile) {
    display: none;
  }

  /* Show mobile lang toggle inside menu */
  .mobile-nav-lang {
    display: block;
    text-align: center;
    padding-top: 1.5rem;
    margin-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  /* Full-screen overlay menu */
  .nav-links {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--purple-deep);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 2rem;
    z-index: 999;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .nav-links.open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 1rem 2rem;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.7);
    border-radius: 0;
    transition: color 0.2s ease;
  }

  .nav-links a:hover,
  .nav-links a:active {
    color: var(--white);
    background: transparent;
  }

  .mobile-menu-btn {
    display: flex;
  }

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

  .about-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

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

  .pillar {
    padding: 2rem 1.5rem;
  }

  .approach-steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .approach-connector {
    display: none;
  }

  .approach-step {
    padding: 1.5rem 1rem;
  }

  .client-name {
    font-size: 0.7rem;
    padding: 0.5rem 0.75rem;
  }

  .client-name:not(:last-child)::after {
    margin-left: 0.75rem;
  }

  .case,
  .case-reverse {
    grid-template-columns: 1fr;
    gap: 2rem;
    direction: ltr;
  }

  .case-visual {
    min-height: 220px;
  }

  .metric-number {
    font-size: 2.25rem;
  }

  .leader-card {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
    align-items: center;
    padding: 2.5rem 2rem;
  }

  .leader-photo {
    width: 160px;
    height: 160px;
  }

  .leader-credentials li {
    text-align: left;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 2rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .footer-brand {
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
  }

  .section {
    padding: 5rem 0;
  }

  .section-about {
    padding: 6rem 0;
  }
}

@media (max-width: 480px) {
  .approach-steps {
    grid-template-columns: 1fr;
  }

  .about-stat-number {
    font-size: 1.75rem;
  }

  .metric-number {
    font-size: 1.75rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .tools-strip {
    padding: 1.25rem 1.5rem;
    gap: 1rem;
  }
}