:root {
  --primary: #3DBB7D;
  --primary-dark: #2E9C66;
  --secondary: #0F172A;
  --secondary-light: #1E293B;
  --bg-alt: #F8FAFC;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --border: #E2E8F0;
  --footer-bg: #0F172A;
  --footer-text: #CBD5E1;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  padding-top: 80px;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* Bootstrap Overrides */
.bg-primary {
    background-color: var(--primary) !important;
}

.text-primary {
    color: var(--primary) !important;
}

.btn {
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  transition: all 0.2s ease;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
}

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

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

/* Form Styling */
.form-control, .form-select {
    border-radius: 8px;
    padding: 0.75rem 1rem;
    border-color: var(--border);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(61, 187, 125, 0.1);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label,
.form-floating > .form-select ~ label {
    color: var(--primary);
}

/* Choice Cards (Radio Replace) */
.choice-card-label {
    display: block;
    cursor: pointer;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s ease;
    height: 100%;
}

.choice-card-label:hover {
    border-color: var(--primary);
    background-color: #F0FDF4;
}

.btn-check:checked + .choice-card-label {
    background-color: #F0FDF4;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
    color: var(--primary-dark);
    font-weight: 600;
}

.navbar {
  padding-top: 1rem;
  padding-bottom: 1rem;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  min-height: 80px; /* Lock height */
  transition: none !important; /* Prevent resize animations */
}

.navbar-brand {
  letter-spacing: -0.01em;
  color: var(--secondary);
  display: flex;
  align-items: center;
}

.navbar-brand img {
    height: 30px; /* Explicit lock */
    width: auto;
    display: block;
}

.nav-link {
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--primary);
}

.hero {
  min-height: 70vh;
  background-color: var(--secondary);
  color: #fff;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.95) 0%,
    rgba(15, 23, 42, 0.7) 100%
  );
  z-index: 1;
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.service-strip {
  background: var(--secondary);
  color: #fff;
  padding: 2rem 0;
}

.service-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.capability-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  height: 100%;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.capability-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.06);
  border-color: var(--primary);
}

.capability-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-alt);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.highlight {
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
}

.highlight .capability-icon {
  background: #DCFCE7;
  color: var(--primary-dark);
}

.case-study-img {
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  border-radius: 12px;
}

footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  font-size: 0.95rem;
}

footer h6 {
  color: #fff;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

footer a {
  color: var(--footer-text);
  text-decoration: none;
  transition: color 0.2s;
}

footer a:hover {
  color: #fff;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  margin-top: 4rem;
}

.social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.social-link:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}

/* Utility Classes */
.bg-green-soft {
  background-color: #F0FDF4;
  border: 1px solid #BBF7D0;
}

.text-primary-dark {
  color: var(--primary-dark) !important;
}

.letter-spacing-2 {
  letter-spacing: 0.1em;
}

.grayscale {
  filter: grayscale(100%);
  transition: filter 0.3s;
}


.grayscale:hover {
  filter: grayscale(0%);
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.8) 100%), url('../img/hero.jpg') center / cover no-repeat;
    color: #fff;
    padding: 6rem 0;
    position: relative;
}

.page-hero h1 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.page-hero.hero-alt {
    padding: 96px 0;
    background: var(--bg-alt);
    color: var(--text-primary);
}

.page-hero.hero-alt h1 {
    color: var(--text-primary);
}

/* Timeline (About Page) */
.timeline-item {
    border-left: 2px solid var(--primary);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
}

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

/* Contact Form */
.form-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    background: #fff;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.sticky-content {
    position: sticky;
    top: 100px;
}

.form-floating > textarea {
    height: 120px;
}

/* Resources */
.resource-card {
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    padding: 32px;
    height: 100%;
    transition: box-shadow .2s ease;
}

.resource-card:hover {
    box-shadow: 0 12px 32px rgba(0,0,0,.08);
}

.section-title {
    font-weight: 700;
}

.muted {
    color: var(--text-secondary);
}

.badge-soft {
    background: rgba(61,187,125,.12);
    color: var(--primary-dark);
    border: 1px solid rgba(61,187,125,.25);
}

.divider {
    border-top: 1px solid var(--border);
}

.cta-band {
    background: #0B1220;
    color: #fff;
}

/* AI Audit */
.step-number {
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 1rem;
}

.step-card {
    border-left: 2px solid var(--primary);
    padding-left: 1.5rem;
    height: 100%;
}

/* Service Cards */
.service-card .icon-wrapper {
    width: 56px;
    height: 56px;
    background: var(--bg-alt);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Accordion */
.accordion-item {
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.accordion-button:not(.collapsed) {
    background-color: #F0FDF4;
    color: var(--primary-dark);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(61,187,125,.25);
}

.accordion-button {
    font-weight: 600;
    padding: 1.25rem;
}

.accordion-body {
    padding: 1.25rem;
    line-height: 1.6;
}


/* KPIs */
.kpi {
    font-weight: 700;
    font-size: 28px;
    color: var(--primary);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .page-hero .container-xl,
    .hero .container-xl {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .page-hero .btn,
    .hero .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
        font-weight: 500;
    }

    footer {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .core-capabilities .container-xl,
    .case-study .container-xl,
    .service-strip .container-xl,
    .trusted-by .container-xl,
    .cta-section .container-xl {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* Trusted Partners Slider */
.trusted-by {
    overflow: hidden;
    padding-bottom: 4rem !important;
}

.logo-slider {
    background: transparent;
    height: 100px;
    margin: auto;
    overflow: hidden;
    position: relative;
    width: 100%;
}

.logo-slider::before,
.logo-slider::after {
    background: linear-gradient(to right, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
    content: "";
    height: 100px;
    position: absolute;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.logo-slider::after {
    background: linear-gradient(to left, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
    right: 0;
    top: 0;
}

.logo-slider::before {
    left: 0;
    top: 0;
}

.logo-slide-track {
    animation: scroll 40s linear infinite;
    display: flex;
    width: calc(200px * 22); /* 200px * 22 slides */
}

.logo-slide {
    height: 100px;
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 30px;
}

.logo-slide img {
    max-width: 100%;
    max-height: 50px;
    filter: grayscale(0%);
    opacity: 1;
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo-slide img:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-200px * 11));
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .logo-slider::before,
    .logo-slider::after {
        width: 50px;
    }
}