/* --- Variables: Edu-Link logo palette (blue + green) --- */
:root {
  /* Blue — "Edu" / education (logo left) */
  --color-edulink-blue: #1d5f8a;
  --color-edulink-blue-dark: #0f4266;
  --color-edulink-blue-light: #2d8bb8;
  --color-edulink-blue-soft: #e8f2f8;
  /* Green — "Link" / connectivity (logo right) */
  --color-edulink-green: #0d7a5a;
  --color-edulink-green-dark: #065a42;
  --color-edulink-green-light: #10a37a;
  --color-edulink-green-soft: #e6f5f0;
  /* Map to semantic names for site-wide use */
  --color-primary: var(--color-edulink-blue);
  --color-primary-dark: var(--color-edulink-blue-dark);
  --color-primary-light: var(--color-edulink-blue-light);
  --color-accent: var(--color-edulink-green);
  --color-accent-soft: var(--color-edulink-green-soft);
  --color-bg: #f7fafc;
  --color-bg-alt: #eef5f9;
  --color-text: #1e2d3a;
  --color-text-muted: #4a6578;
  --color-white: #ffffff;
  --font-heading: "DM Serif Display", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --shadow-sm: 0 2px 8px rgba(29, 95, 138, 0.1);
  --shadow-md: 0 4px 20px rgba(29, 95, 138, 0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --max-width: 1100px;
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes heroGradient {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.95; }
}

/* Scroll-reveal: hidden until in view */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-on-scroll.animate-delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.animate-delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.animate-delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.animate-delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll,
  .animate-on-scroll.visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

.skip-link {
  position: absolute;
  top: -3rem;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--color-edulink-blue);
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  z-index: 200;
  border-radius: var(--radius);
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(29, 95, 138, 0.15);
}
.main-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.19rem;
  position: relative;
  transition: color 0.2s ease;
}
/* Hover effects disabled */
.main-nav a:hover { 
  color: inherit; 
}
.main-nav a::after {
  display: none;
}
.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  display: none;
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.logo-img {
  height: 90px;
  width: auto;
  max-width: 375px;
  object-fit: contain;
  display: block;
}
.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.5rem;
}
.main-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
/* Hover effect disabled */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-edulink-blue);
}
.header-lang {
  margin-left: 0.5rem;
}
.lang-switch {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-edulink-blue);
  text-decoration: none;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius);
  border: 1px solid rgba(29, 95, 138, 0.3);
  transition: background 0.2s ease, color 0.2s ease;
}
.lang-switch:hover {
  background: var(--color-edulink-blue-soft);
  color: var(--color-edulink-blue-dark);
}
.auth-section .auth-form {
  max-width: 420px;
  margin: 0 auto;
}
.auth-divider {
  text-align: center;
  margin: 1rem 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}
.btn-google {
  background: #fff;
  color: #444;
  border: 1px solid #ddd;
}
.btn-google:hover {
  background: #f5f5f5;
  border-color: #ccc;
}

/* --- Hero --- */
.hero {
  position: relative;
  background: var(--color-edulink-blue-dark) url('images/reception.png') center / cover no-repeat;
  color: var(--color-white);
  padding: 3rem 1.5rem 4.5rem;
  text-align: center;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 66, 102, 0.82) 0%, rgba(29, 95, 138, 0.75) 45%, rgba(13, 122, 90, 0.78) 100%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.04) 50%, transparent 100%);
  background-size: 200% 200%;
  animation: heroShine 12s ease-in-out infinite;
  pointer-events: none;
}
@keyframes heroShine {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@media (prefers-reduced-motion: reduce) {
  .hero::after { animation: none; }
}
.hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
/* Hero entrance animation */
.hero .hero-tagline {
  animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}
.hero .hero-headline {
  animation: fadeInUp 0.8s var(--ease-out) 0.35s both;
}
.hero .hero-subheadline {
  animation: fadeInUp 0.8s var(--ease-out) 0.5s both;
}
.hero .hero-cta {
  animation: fadeInUp 0.8s var(--ease-out) 0.65s both;
}
@media (prefers-reduced-motion: reduce) {
  .hero .hero-tagline,
  .hero .hero-headline,
  .hero .hero-subheadline,
  .hero .hero-cta {
    animation: none;
  }
}
.hero-tagline {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 1rem;
  padding-top: 0.5rem;
  opacity: 0.98;
  letter-spacing: 0.02em;
}
.hero-headline {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  margin: 0 0 1rem;
  line-height: 1.25;
}
.hero-subheadline {
  margin: 0 0 2rem;
  font-size: 1.1rem;
  opacity: 0.95;
  line-height: 1.65;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: transform 0.25s var(--ease-bounce), box-shadow 0.25s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn:hover {
  transform: translateY(-3px);
}
.btn:active {
  transform: translateY(-1px);
}
.btn-primary {
  background: var(--color-edulink-green);
  color: var(--color-white);
  border: 2px solid var(--color-edulink-green);
}
.btn-primary:hover {
  background: var(--color-edulink-green-light);
  border-color: var(--color-edulink-green-light);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.8);
}
.btn-secondary:hover { background: rgba(255,255,255,0.15); }

/* --- Section common --- */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.section-headline {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-edulink-blue);
  margin: 0 0 1.5rem;
  text-align: center;
}

/* --- About --- */
.about {
  background: var(--color-white);
}
.about-visual {
  margin-bottom: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.about-img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
  transition: transform 0.5s var(--ease-out);
}
.about-visual:hover .about-img {
  transform: scale(1.02);
}
.about-visual {
  overflow: hidden;
}
.about-intro {
  max-width: 680px;
  margin: 0 auto 2.5rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}
.objectives {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.objective-card {
  background: var(--color-bg);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(29, 95, 138, 0.12);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease, border-color 0.2s ease;
}
.objective-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(29, 95, 138, 0.2);
}
.objective-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.75rem;
  transition: transform 0.3s var(--ease-bounce);
}
.objective-card:hover .objective-icon {
  transform: scale(1.15);
}
.objective-card h3 {
  margin: 0 0 0.5rem;
  color: var(--color-edulink-blue);
  font-size: 1.2rem;
}
.objective-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* --- Services --- */
.services {
  background: var(--color-bg-alt);
}
.services-visual {
  margin-bottom: 2rem;
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.services-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: block;
  transition: transform 0.4s var(--ease-out);
}
.services-visual:hover .services-img {
  transform: scale(1.02);
}
.services-visual {
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}
.service-card {
  background: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-edulink-blue);
  transition: box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out), border-left-color 0.2s ease;
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  border-left-color: var(--color-edulink-green);
}
.service-link {
  font-weight: 600;
  color: var(--color-edulink-green);
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-block;
  transition: color 0.2s ease, transform 0.2s ease;
}
.service-link:hover { color: var(--color-edulink-green-light); text-decoration: underline; }
.service-card:hover .service-link {
  transform: translateX(4px);
}
.service-card h3 {
  margin: 0 0 0.5rem;
  color: var(--color-edulink-blue);
  font-size: 1.1rem;
}
.service-card p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* --- Grievance --- */
.grievance {
  background: var(--color-white);
}
.grievance-intro {
  max-width: 640px;
  margin: 0 auto 2rem;
  text-align: center;
  color: var(--color-text-muted);
}
.how-it-works {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}
.step {
  text-align: center;
  padding: 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  position: relative;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease, background 0.2s ease;
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  background: var(--color-edulink-green-soft);
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-edulink-green);
  color: var(--color-white);
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  transition: transform 0.3s var(--ease-bounce);
}
.step:hover .step-num {
  transform: scale(1.1);
}
.step h3 {
  margin: 0 0 0.35rem;
  color: var(--color-edulink-blue);
  font-size: 1.1rem;
}
.step p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.grievance-note {
  max-width: 560px;
  margin: 2rem auto;
  padding: 1rem 1.25rem;
  background: var(--color-edulink-green-soft);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-edulink-green);
  font-size: 0.95rem;
  color: var(--color-text);
}
.grievance-cta {
  text-align: center;
  margin-top: 1.5rem;
}
.grievance-cta .btn-primary {
  background: var(--color-edulink-green);
  color: var(--color-white);
  border-color: var(--color-edulink-green);
}
.grievance-cta .btn-primary:hover {
  background: var(--color-edulink-green-light);
  border-color: var(--color-edulink-green-light);
}
.grievance-cta .btn-secondary {
  background: transparent;
  color: var(--color-edulink-blue);
  border: 2px solid var(--color-edulink-blue);
}
.grievance-cta .btn-secondary:hover {
  background: var(--color-edulink-blue-soft);
  color: var(--color-edulink-blue-dark);
}
.grievance-cta .btn-secondary span {
  display: block;
  font-size: 0.8rem;
  margin-top: 0.2rem;
  font-weight: 500;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-edulink-blue-dark);
  color: rgba(255,255,255,0.9);
  padding: 1.5rem 1.5rem;
  text-align: center;
  font-size: 0.9rem;
}
.site-footer .section-inner {
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.site-footer .footer-logo {
  height: 36px;
  width: auto;
  opacity: 0.9;
  filter: brightness(0) invert(1);
}
.site-footer p { margin: 0; }

/* --- Grievance Form Page --- */
.form-section {
  background: var(--color-bg-alt);
  padding: 2rem 1.5rem 4rem;
}
.form-inner {
  max-width: 640px;
  margin: 0 auto;
}
.form-page-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-edulink-blue);
  margin: 0 0 0.5rem;
  text-align: center;
}
.form-section .form-intro {
  text-align: center;
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
}
.form-note {
  margin-bottom: 2rem;
}

/* Tabs */
.grievance-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid rgba(29, 95, 138, 0.2);
}
.grievance-tab {
  padding: 0.75rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.grievance-tab:hover {
  color: var(--color-edulink-blue);
}
.grievance-tab.active {
  color: var(--color-edulink-blue);
  border-bottom-color: var(--color-edulink-green);
}
.grievance-tab .tab-sinhala {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: 0.2rem;
  opacity: 0.9;
}
.grievance-panel {
  display: none;
}
.grievance-panel.active {
  display: block;
}

/* Voice panel */
.voice-panel-inner {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(29, 95, 138, 0.1);
}
.voice-headline {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-edulink-blue);
  margin: 0 0 0.25rem;
  text-align: center;
}
.voice-sub {
  text-align: center;
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}
.voice-form .form-row {
  margin-bottom: 1rem;
}
.voice-recorder {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(29, 95, 138, 0.12);
}
.voice-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0.5rem 0 1rem;
}
.voice-status {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0 0;
}
.voice-status.recording {
  color: #c53030;
  font-weight: 600;
}
.voice-status.ready {
  color: var(--color-edulink-green);
  font-weight: 500;
}
.voice-audio {
  width: 100%;
  margin-top: 1rem;
  max-height: 60px;
}

.grievance-form {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(29, 95, 138, 0.1);
}
.form-group {
  border: none;
  margin: 0 0 1.5rem;
  padding: 0 0 1.5rem;
  border-bottom: 1px solid rgba(29, 95, 138, 0.12);
}
.form-group:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}
.form-legend {
  font-weight: 700;
  color: var(--color-edulink-blue);
  font-size: 1.1rem;
  margin: 0 0 1rem;
  padding: 0;
}
.form-row {
  margin-bottom: 1rem;
}
.form-row:last-child {
  margin-bottom: 0;
}
.form-label {
  display: block;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}
.form-input {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid rgba(29, 95, 138, 0.25);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-input:focus {
  outline: none;
  border-color: var(--color-edulink-blue);
  box-shadow: 0 0 0 3px rgba(29, 95, 138, 0.15);
}
.form-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.8;
}
.form-select {
  cursor: pointer;
  appearance: auto;
}
.form-textarea {
  min-height: 140px;
  resize: vertical;
}
.form-file {
  padding: 0.4rem 0;
  cursor: pointer;
}
.form-hint {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
}
.form-row-checkbox {
  margin-top: 0.75rem;
}
.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 500;
  color: var(--color-text);
}
.form-checkbox {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  accent-color: var(--color-edulink-green);
}
.required {
  color: #c53030;
}
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(29, 95, 138, 0.12);
}
.btn-submit {
  min-width: 180px;
}
.form-success {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}
.form-success-message {
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.tracking-box {
  background: var(--color-edulink-green-soft);
  border: 2px solid var(--color-edulink-green);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 1.5rem 0;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}
.tracking-label {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0.35rem;
}
.tracking-id {
  font-size: 1.5rem;
  color: var(--color-edulink-blue);
  letter-spacing: 0.05em;
}
.tracking-hint {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0 0;
}
.form-errors {
  background: #fff5f5;
  border: 1px solid #feb2b2;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  color: #c53030;
}
.form-errors ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

/* --- Mobile nav --- */
@media (max-width: 700px) {
  .main-nav { display: none; }
  .main-nav.is-open { display: block; }
  .main-nav.is-open ul {
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: 1rem;
    box-shadow: var(--shadow-md);
  }
  .nav-toggle { display: flex; }
  .header-inner { position: relative; }
  .hero { padding: 2.5rem 1rem 3.5rem; }
  .hero-tagline { font-size: 1rem; }
  .hero-cta { flex-direction: column; }
  .btn { text-align: center; width: 100%; max-width: 280px; }
  .logo-img { height: 75px; }
}