/* ============================================
   KARLSEN Consulting — Design System
   Nordic Premium Aesthetic
   ============================================ */

/* --- Custom Properties --- */
:root {
  /* Colors */
  --charcoal: #141418;
  --dark-surface: #1c1c22;
  --dark-accent: #24242c;
  --cream: #f5f1eb;
  --cream-alt: #ece7df;
  --white: #fafaf8;
  --bronze: #8c7355;
  --bronze-light: #a8946e;
  --bronze-glow: rgba(140, 115, 85, 0.15);
  --bronze-subtle: rgba(140, 115, 85, 0.08);

  /* Text */
  --text-dark: #1a1a1e;
  --text-medium: #4a4a50;
  --text-light: #7a7a80;
  --text-on-dark: #e0dcd6;
  --text-muted-dark: #8a8680;

  /* DISC Colors */
  --disc-d: #c0392b;
  --disc-i: #d4a017;
  --disc-s: #27896b;
  --disc-c: #2c6fbb;

  /* Typography */
  --font-display: 'Cormorant', Georgia, 'Times New Roman', serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-pad: clamp(5rem, 10vw, 9rem);
  --container-max: 1200px;
  --container-narrow: 800px;
  --gap: clamp(1.5rem, 3vw, 2.5rem);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--text-dark);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  color: var(--text-dark);
}

p {
  color: var(--text-medium);
}

.label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bronze);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
}

.container--narrow {
  max-width: var(--container-narrow);
}

section {
  padding: var(--section-pad) 0;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 2.25rem;
  border: none;
  cursor: pointer;
  transition: all 0.4s var(--ease-smooth);
  position: relative;
}

.btn--primary {
  background: var(--bronze);
  color: var(--white);
}

.btn--primary:hover {
  background: var(--bronze-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(140, 115, 85, 0.3);
}

.btn--secondary {
  background: transparent;
  color: var(--text-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--secondary:hover {
  border-color: var(--bronze);
  color: var(--bronze-light);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--bronze);
  border: 1px solid var(--bronze);
}

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

/* --- Section Divider --- */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2rem;
  margin: 0 auto;
  max-width: 600px;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--bronze);
  opacity: 0.25;
}

.divider__diamond {
  width: 7px;
  height: 7px;
  background: var(--bronze);
  transform: rotate(45deg);
  margin: 0 1.5rem;
  opacity: 0.35;
  flex-shrink: 0;
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.section-header .label {
  display: block;
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1.25rem;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.8;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(20, 20, 24, 0.9);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.4s var(--ease-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
  height: 4.5rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  transition: color 0.3s;
}

.logo span {
  font-weight: 300;
  letter-spacing: 0.1em;
  font-size: 0.85em;
  opacity: 0.6;
  margin-left: 0.5em;
}

.logo:hover {
  color: var(--bronze-light);
}

/* Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.nav-menu a {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted-dark);
  transition: color 0.3s;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--bronze);
  transition: width 0.4s var(--ease-out);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text-on-dark);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

/* Mobile Navigation Toggle */
.nav-toggle-input {
  display: none;
}

.nav-toggle-label {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  width: 28px;
  height: 28px;
  z-index: 1001;
}

.nav-toggle-label span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-on-dark);
  transition: all 0.3s var(--ease-smooth);
  transform-origin: center;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--charcoal);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 45%, rgba(140, 115, 85, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 25%, rgba(140, 115, 85, 0.04) 0%, transparent 45%),
    radial-gradient(ellipse at 50% 90%, rgba(140, 115, 85, 0.03) 0%, transparent 50%),
    linear-gradient(175deg, #141418 0%, #18181e 40%, #141418 100%);
}

.hero-noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  pointer-events: none;
}

/* Decorative lines */
.hero-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-lines::before {
  content: '';
  position: absolute;
  top: 15%;
  right: 8%;
  width: 1px;
  height: 200px;
  background: linear-gradient(to bottom, transparent, rgba(140, 115, 85, 0.15), transparent);
}

.hero-lines::after {
  content: '';
  position: absolute;
  bottom: 20%;
  left: 10%;
  width: 120px;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(140, 115, 85, 0.12), transparent);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 6rem 0 4rem;
}

.hero-tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out) 0.2s forwards;
}

.hero-title {
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out) 0.4s forwards;
}

.hero-title-main {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  line-height: 1;
}

.hero-title-sub {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-top: 0.5rem;
  line-height: 1;
}

.hero-desc {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-on-dark);
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out) 0.6s forwards;
}

.hero-subdesc {
  font-size: 1rem;
  color: var(--text-muted-dark);
  max-width: 520px;
  margin: 0 auto 3rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out) 0.75s forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out) 0.9s forwards;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  animation: fadeIn 1s var(--ease-out) 1.5s forwards;
}

.hero-scroll span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted-dark);
}

.hero-scroll::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--bronze), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ============================================
   O FIRMIE (ABOUT) SECTION
   ============================================ */
.about {
  background: var(--cream);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: start;
}

.about-text h2 {
  margin-bottom: 1.5rem;
}

.about-text .label {
  display: block;
  margin-bottom: 1rem;
}

.about-text p {
  margin-bottom: 1.25rem;
  font-size: 1.02rem;
  line-height: 1.85;
}

.about-text p:last-of-type {
  margin-bottom: 0;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 1rem;
}

.pillar {
  padding-left: 1.75rem;
  border-left: 2px solid var(--bronze);
  position: relative;
}

.pillar::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 0;
  width: 8px;
  height: 8px;
  background: var(--bronze);
  border-radius: 50%;
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.pillar p {
  font-size: 0.95rem;
  color: var(--text-medium);
}

/* ============================================
   OFERTA (SERVICES) SECTION
   ============================================ */
.services {
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.service-card {
  background: var(--cream);
  padding: clamp(2rem, 3vw, 2.75rem);
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease-out);
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--bronze);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.06);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card .card-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--bronze);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.service-card p {
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--text-medium);
}

/* ============================================
   CERTYFIKACJE DISC
   ============================================ */
.disc {
  background: var(--charcoal);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}

.disc::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 70%, rgba(140, 115, 85, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(140, 115, 85, 0.03) 0%, transparent 40%);
  pointer-events: none;
}

.disc .section-header h2 {
  color: var(--text-on-dark);
}

.disc .section-header p {
  color: var(--text-muted-dark);
}

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

.disc-intro {
  max-width: 750px;
  margin: 0 auto 4rem;
  text-align: center;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-muted-dark);
  position: relative;
  z-index: 1;
}

.disc-quadrants {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto 4rem;
  position: relative;
  z-index: 1;
}

.disc-quadrant {
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.4s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.disc-quadrant::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  opacity: 0.7;
  transition: opacity 0.4s;
}

.disc-quadrant--d::before { background: var(--disc-d); }
.disc-quadrant--i::before { background: var(--disc-i); }
.disc-quadrant--s::before { background: var(--disc-s); }
.disc-quadrant--c::before { background: var(--disc-c); }

.disc-quadrant:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.disc-quadrant:hover::before {
  opacity: 1;
}

.disc-quadrant h3 {
  color: var(--text-on-dark);
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.disc-quadrant .disc-letter {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  margin-right: 0.5rem;
  line-height: 1;
}

.disc-quadrant--d .disc-letter { color: var(--disc-d); }
.disc-quadrant--i .disc-letter { color: var(--disc-i); }
.disc-quadrant--s .disc-letter { color: var(--disc-s); }
.disc-quadrant--c .disc-letter { color: var(--disc-c); }

.disc-quadrant p {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-muted-dark);
}

.disc-benefits {
  position: relative;
  z-index: 1;
}

.disc-benefits h3 {
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-on-dark);
  margin-bottom: 2rem;
}

.disc-benefits-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 3rem;
  max-width: 750px;
  margin: 0 auto;
}

.disc-benefits-list li {
  font-size: 0.95rem;
  color: var(--text-muted-dark);
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.7;
}

.disc-benefits-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  background: var(--bronze);
  transform: rotate(45deg);
}

/* ============================================
   CERTYFIKACJE BIG5
   ============================================ */
.big5 {
  background: var(--cream);
}

.big5-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: start;
}

.big5-text p {
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 1.25rem;
  color: var(--text-medium);
}

.big5-factors {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.big5-factor {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.4s var(--ease-smooth);
}

.big5-factor:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.big5-factor-letter {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--bronze);
  line-height: 1;
  flex-shrink: 0;
  width: 2rem;
  text-align: center;
}

.big5-factor-content h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}

.big5-factor-content p {
  font-size: 0.88rem;
  color: var(--text-light);
  margin-bottom: 0;
  line-height: 1.6;
}

.big5-cta {
  margin-top: 2rem;
}

/* ============================================
   SZKOLENIA (TRAINING) SECTION
   ============================================ */
.training {
  background: var(--white);
}

.training-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  max-width: 1000px;
  margin: 0 auto;
}

.training-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: clamp(1.75rem, 3vw, 2.25rem);
  background: var(--cream);
  border: 1px solid transparent;
  transition: all 0.4s var(--ease-smooth);
  position: relative;
}

.training-item:hover {
  border-color: rgba(140, 115, 85, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
}

.training-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--bronze);
  opacity: 0.4;
  line-height: 1;
  flex-shrink: 0;
}

.training-item h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.training-item p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-medium);
}

/* ============================================
   DLA KOGO (AUDIENCE) SECTION
   ============================================ */
.audience {
  background: var(--cream);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.audience-card {
  text-align: center;
  padding: clamp(2rem, 3vw, 3rem) clamp(1.5rem, 2vw, 2rem);
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.4s var(--ease-smooth);
}

.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
  border-color: rgba(140, 115, 85, 0.15);
}

.audience-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audience-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--bronze);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.audience-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.audience-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-medium);
}

/* ============================================
   KONTAKT (CONTACT) SECTION
   ============================================ */
.contact {
  background: var(--charcoal);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 60%, rgba(140, 115, 85, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.contact .section-header h2 {
  color: var(--text-on-dark);
}

.contact .section-header p {
  color: var(--text-muted-dark);
}

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  position: relative;
  z-index: 1;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.contact-block h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--text-on-dark);
  margin-bottom: 0.75rem;
}

.contact-block p,
.contact-block a {
  font-size: 0.95rem;
  color: var(--text-muted-dark);
  line-height: 1.8;
  transition: color 0.3s;
}

.contact-block a:hover {
  color: var(--bronze-light);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.form-group label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted-dark);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.9rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-on-dark);
  transition: all 0.3s var(--ease-smooth);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted-dark);
  opacity: 0.5;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--bronze);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 3px var(--bronze-subtle);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.contact-form .btn--primary {
  align-self: flex-start;
  margin-top: 0.5rem;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: #0e0e12;
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

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

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted-dark);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 0.8rem;
  color: var(--text-muted-dark);
  opacity: 0.7;
  transition: opacity 0.2s;
}

.footer-legal a:hover {
  opacity: 1;
  color: var(--bronze-light);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted-dark);
  opacity: 0.6;
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.form-consent input[type="checkbox"] {
  margin-top: 0.25rem;
  flex-shrink: 0;
  accent-color: var(--bronze);
}

.form-consent label {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-light);
}

.form-consent a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-status {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  display: none;
}

.form-status--success {
  display: block;
  background: rgba(39, 137, 107, 0.1);
  color: #27896b;
  border: 1px solid rgba(39, 137, 107, 0.2);
}

.form-status--error {
  display: block;
  background: rgba(192, 57, 43, 0.1);
  color: #c0392b;
  border: 1px solid rgba(192, 57, 43, 0.2);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scrollPulse {
  0%, 100% {
    opacity: 0.4;
    transform: scaleY(1);
  }
  50% {
    opacity: 1;
    transform: scaleY(1.3);
  }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

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

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

  .disc-benefits-list {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

/* Mobile Landscape / Small Tablet */
@media (max-width: 768px) {
  /* Navigation */
  .nav-toggle-label {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: rgba(20, 20, 24, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--ease-smooth);
  }

  .nav-menu a {
    font-size: 1rem;
    letter-spacing: 0.15em;
    color: var(--text-on-dark);
  }

  .nav-toggle-input:checked ~ .nav-menu {
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle-input:checked ~ .nav-toggle-label span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .nav-toggle-input:checked ~ .nav-toggle-label span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle-input:checked ~ .nav-toggle-label span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
  }

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

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

  .disc-quadrants {
    grid-template-columns: 1fr;
  }

  .big5-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

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

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

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

  /* Hero */
  .hero-title-main {
    letter-spacing: 0.12em;
  }

  .hero-title-sub {
    letter-spacing: 0.2em;
  }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --section-pad: 4rem;
  }

  .hero-content {
    padding: 5rem 0 3rem;
  }

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

  .btn {
    padding: 0.9rem 2rem;
    width: 100%;
    justify-content: center;
    max-width: 280px;
  }

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

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-tag,
  .hero-title,
  .hero-desc,
  .hero-subdesc,
  .hero-actions,
  .hero-scroll {
    opacity: 1;
    animation: none;
  }

  .hero-scroll::after {
    animation: none;
  }
}