/* =============================================
   모두비 (MODU:B) - 브랜드 스타일시트
   브레인컨디션 케어 | 브레인웰니스 문화 선도
   ============================================= */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@300;400;500;600;700&family=Noto+Sans+KR:wght@300;400;500;600;700&display=swap');

/* ── CSS Variables ── */
:root {
  --color-primary: #1A2B4A;       /* 딥 네이비 - 신뢰, 깊이 */
  --color-secondary: #4A7C7E;     /* 틸 - 웰니스, 안정 */
  --color-accent: #C9A96E;        /* 골드 - 프리미엄, 품격 */
  --color-bg: #F8F5F0;            /* 크림 화이트 - 따뜻함 */
  --color-bg-dark: #0F1B2D;       /* 다크 네이비 - 임팩트 */
  --color-text: #2C2C2C;          /* 기본 텍스트 */
  --color-text-light: #6B6B6B;    /* 보조 텍스트 */
  --color-text-muted: #A0A0A0;    /* 희미한 텍스트 */
  --color-white: #FFFFFF;
  --color-line: #E8E2D9;          /* 구분선 */

  --font-serif: 'Noto Serif KR', Georgia, serif;
  --font-sans: 'Noto Sans KR', sans-serif;

  --max-width: 1200px;
  --section-padding: 100px 0;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.3;
}

.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 24px;
  line-height: 1.3;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.9;
  max-width: 600px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* =============================================
   NAVIGATION
   ============================================= */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 0;
}

#navbar.scrolled {
  background: rgba(248, 245, 240, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.nav-logo .logo-main {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  transition: var(--transition);
}

.nav-logo .logo-sub {
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-top: 2px;
  transition: var(--transition);
}

#navbar.scrolled .logo-main { color: var(--color-primary); }
#navbar.scrolled .logo-sub { color: var(--color-text-muted); }

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

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.9);
  position: relative;
  padding: 4px 0;
}

#navbar.scrolled .nav-link { color: var(--color-text); }

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: var(--transition);
}

.nav-link:hover::after { width: 100%; }
.nav-link:hover { color: var(--color-accent); }

.nav-cta {
  background: var(--color-accent);
  color: var(--color-white) !important;
  padding: 10px 24px !important;
  border-radius: 2px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { background: #b8925a !important; color: var(--color-white) !important; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: var(--transition);
  border-radius: 2px;
}

#navbar.scrolled .nav-hamburger span { background: var(--color-primary); }

/* =============================================
   HERO SECTION
   ============================================= */
#hero {
  height: 100vh;
  min-height: 700px;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 70% 50%, rgba(74, 124, 126, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(201, 169, 110, 0.15) 0%, transparent 50%),
    linear-gradient(135deg, #0F1B2D 0%, #1A2B4A 50%, #0F1B2D 100%);
}

.hero-particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float 8s infinite ease-in-out;
}

.hero-particle:nth-child(1) {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--color-secondary), transparent);
  top: -100px; right: -100px;
  animation-delay: 0s;
}
.hero-particle:nth-child(2) {
  width: 250px; height: 250px;
  background: radial-gradient(circle, var(--color-accent), transparent);
  bottom: 100px; left: 10%;
  animation-delay: 3s;
}
.hero-particle:nth-child(3) {
  width: 150px; height: 150px;
  background: radial-gradient(circle, var(--color-secondary), transparent);
  top: 30%; left: 50%;
  animation-delay: 5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp 0.8s 0.3s forwards;
}

.hero-eyebrow::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--color-accent);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeUp 0.8s 0.5s forwards;
}

.hero-title .accent { color: var(--color-accent); }

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.9;
  max-width: 520px;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 0.8s 0.7s forwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  opacity: 0;
  animation: fadeUp 0.8s 0.9s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 16px 36px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: 2px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary:hover {
  background: #b8925a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,169,110,0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.85);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  transition: var(--transition);
}

.btn-secondary:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeIn 1s 1.5s forwards;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =============================================
   BRAND STORY SECTION
   ============================================= */
#brand {
  padding: var(--section-padding);
  background: var(--color-bg);
}

.brand-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.brand-visual {
  position: relative;
}

.brand-img-wrap {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.brand-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
}

.brand-img-badge {
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 140px;
  height: 140px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.brand-img-badge strong {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.brand-img-badge span {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  margin-top: 4px;
  opacity: 0.9;
}

.brand-quote {
  margin: 36px 0;
  padding: 28px 32px;
  border-left: 3px solid var(--color-accent);
  background: rgba(201,169,110,0.06);
  border-radius: 0 4px 4px 0;
}

.brand-quote p {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-primary);
  line-height: 1.8;
  font-style: italic;
}

.brand-text p {
  color: var(--color-text-light);
  line-height: 1.95;
  margin-bottom: 20px;
}

/* =============================================
   KEYWORD SECTION
   ============================================= */
#keywords {
  padding: 80px 0;
  background: var(--color-primary);
  overflow: hidden;
}

.keywords-track {
  display: flex;
  gap: 60px;
  animation: marquee 25s linear infinite;
  width: max-content;
}

.keywords-track span {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.5);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 60px;
}

.keywords-track span::after {
  content: '✦';
  color: var(--color-accent);
  font-size: 0.7rem;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =============================================
   SERVICES SECTION (브레인 스튜디오, 교육, 제품, 파트너십)
   ============================================= */
#services {
  padding: var(--section-padding);
  background: var(--color-white);
}

.services-header {
  text-align: center;
  margin-bottom: 72px;
}

.services-header .section-desc {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--color-line);
}

.service-card {
  background: var(--color-white);
  padding: 56px 48px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--color-accent);
  transition: var(--transition);
}

.service-card:hover::before { width: 100%; }
.service-card:hover { background: #FAFAF8; transform: translateY(-4px); }

.service-number {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: 24px;
}

.service-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.service-card h3 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 28px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  transition: var(--transition);
}

.service-link:hover { gap: 14px; }

/* =============================================
   PHILOSOPHY SECTION
   ============================================= */
#philosophy {
  padding: var(--section-padding);
  background: var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}

.philosophy-bg-text {
  position: absolute;
  font-family: var(--font-serif);
  font-size: 20vw;
  font-weight: 700;
  color: rgba(255,255,255,0.03);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: -0.02em;
}

.philosophy-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.philosophy-inner .section-title {
  color: var(--color-white);
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 40px;
}

.philosophy-inner .section-desc {
  color: rgba(255,255,255,0.65);
  margin: 0 auto 60px;
  font-size: 1.1rem;
}

.philosophy-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 72px;
}

.value-item {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  transition: var(--transition);
}

.value-item:hover {
  border-color: rgba(201,169,110,0.4);
  background: rgba(201,169,110,0.05);
}

.value-icon {
  font-size: 2rem;
  margin-bottom: 20px;
  display: block;
}

.value-item h4 {
  font-size: 1.1rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.value-item p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */
#testimonials {
  padding: var(--section-padding);
  background: var(--color-bg);
}

.testimonials-header {
  text-align: center;
  margin-bottom: 64px;
}

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

.testimonial-card {
  background: var(--color-white);
  padding: 40px 32px;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  left: 28px;
  font-family: var(--font-serif);
  font-size: 5rem;
  color: var(--color-accent);
  opacity: 0.25;
  line-height: 1;
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-stars span { color: var(--color-accent); font-size: 0.85rem; }

.testimonial-card p {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.85;
  margin-bottom: 28px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.9rem;
}

.author-info strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.author-info span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* =============================================
   CTA SECTION
   ============================================= */
#cta {
  padding: 120px 0;
  background: linear-gradient(135deg, var(--color-primary), #0F1B2D);
  text-align: center;
  position: relative;
  overflow: hidden;
}

#cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(74,124,126,0.3) 0%, transparent 70%);
}

.cta-inner {
  position: relative;
  z-index: 1;
}

.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--color-white);
  margin-bottom: 20px;
}

.cta-inner p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  border: 1px solid rgba(255,255,255,0.4);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 2px;
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

/* =============================================
   FOOTER
   ============================================= */
#footer {
  background: #0A1525;
  padding: 72px 0 40px;
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .logo-main {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-white);
  display: block;
  margin-bottom: 6px;
}

.footer-brand .logo-sub {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 20px;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}

.social-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

.footer-col ul li a:hover { color: var(--color-accent); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.8rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  transition: var(--transition);
}

.footer-bottom-links a:hover { color: var(--color-accent); }

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

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

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  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; }

/* =============================================
   MOBILE MENU
   ============================================= */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-bg-dark);
  z-index: 999;
  padding: 100px 40px 40px;
  flex-direction: column;
  gap: 0;
}

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

.mobile-menu a {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--color-white);
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}

.mobile-menu a:hover { color: var(--color-accent); padding-left: 8px; }

.mobile-menu-cta {
  margin-top: 40px;
  background: var(--color-accent) !important;
  text-align: center;
  padding: 20px !important;
  border-radius: 2px;
  border-bottom: none !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .brand-grid { gap: 48px; }
}

@media (max-width: 768px) {
  :root { --section-padding: 72px 0; }

  .container { padding: 0 24px; }
  .nav-inner { padding: 0 24px; }

  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }

  .hero-content { padding: 0 24px; }
  .hero-title { font-size: 2.4rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }

  .brand-grid { grid-template-columns: 1fr; }
  .brand-visual { display: none; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 40px 28px; }

  .philosophy-values { grid-template-columns: 1fr; gap: 20px; }

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

  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .section-title { font-size: 1.8rem; }
}