/* ==========================================================================
   BHOSYS – Stylesheet (from scratch)
   Covers: index.php, case-studies.php, header, footer, JS-rendered cards
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* --------------------------------------------------------------------------
   1. Variables
   -------------------------------------------------------------------------- */
:root {
    /* Brand colors */
    --primary: #4361ee;
    --primary-dark: #3a0ca3;
    --secondary: #f72585;
    --secondary-light: #ff9e00;
    --accent: #7209b7;
    /* Neutrals */
    --light: #f8f9fa;
    --dark: #212529;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    /* Layout – single source for nav + content alignment */
    --content-max-width: 1200px;
    --content-padding: 1rem;
    --content-padding-md: 1.5rem;
    --nav-height: 4rem;
}

/* --------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    padding-top: 80px;
    padding-left: 0 !important;
    padding-right: 0 !important;
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    overflow-x: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--light);
    color: var(--gray-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    -webkit-user-drag: none;
    user-drag: none;
}

/* Utility: ensure `hidden` always hides elements (used across pages) */
.hidden {
    display: none !important;
}

/* Tailwind-style color utilities (no config = we define them) */
.text-primary { color: var(--primary) !important; }
.bg-primary { background-color: var(--primary) !important; }
.bg-primary\/10 { background-color: rgba(67, 97, 238, 0.1) !important; }
.border-primary { border-color: var(--primary) !important; }

/* --------------------------------------------------------------------------
   3. ALIGNMENT SYSTEM – single content column (nav, hero, sections, footer)
   All main content uses the same horizontal bounds for pixel-perfect alignment.
   - Content column: max-width --content-max-width, centered (margin: 0 auto).
   - Horizontal padding: --content-padding (mobile), --content-padding-md (768px+).
   - Applied to: nav .page-container, .hero-section, every .page-container in sections.
   -------------------------------------------------------------------------- */
.page-container {
    width: 100%;
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--content-padding) !important;
    padding-right: var(--content-padding) !important;
    position: relative;
}

@media (min-width: 768px) {
    .page-container {
        padding-left: var(--content-padding-md) !important;
        padding-right: var(--content-padding-md) !important;
    }
}

/* Prevent flex/grid children from causing horizontal scroll */
.page-container > * {
    min-width: 0;
    max-width: 100%;
}

/* Grid children must not overflow (services, case studies) */
#services .grid > *,
#case-studies-container > * {
    min-width: 0;
    max-width: 100%;
}

/* Sections: full width, no horizontal margin/padding (content column is inside .page-container) */
#services,
#case-studies,
footer,
section {
    width: 100%;
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* --------------------------------------------------------------------------
   4. Top Navigation (header only)
   IMPORTANT: scope to `body > nav` so footer `<nav>` is not affected.
   -------------------------------------------------------------------------- */
body > nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    width: 100%;
    margin: 0;
    padding-left: 0 !important;
    padding-right: 0 !important;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease, padding 0.3s ease;
}

body > nav .page-container {
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
    min-height: var(--nav-height);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

body > nav img {
    max-height: 3.5rem;
    width: auto;
    object-fit: contain;
}

#mobile-menu {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 20;
    border-top: 1px solid var(--gray-200);
}

#mobile-menu:not(.hidden) {
    display: block;
}

#mobile-menu .page-container {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

#mobile-menu-button {
    display: none;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    min-height: 2.5rem;
    padding: 0.25rem;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--gray-800);
    transition: transform 0.3s ease;
}

#mobile-menu-button:hover {
    transform: scale(1.05);
}

@media (min-width: 768px) {
    #mobile-menu,
    #mobile-menu-button {
        display: none !important;
    }
    #desktop-nav-links {
        display: flex !important;
    }
}

@media (max-width: 767px) {
    #desktop-nav-links {
        display: none !important;
    }
    #mobile-menu-button {
        display: inline-flex !important;
    }
    body {
        padding-top: 70px;
    }
}

@media (max-width: 640px) {
    body {
        padding-top: 65px;
    }
    body > nav img {
        max-height: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   5. Loading overlay
   -------------------------------------------------------------------------- */
#loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loading-overlay .text-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 28rem;
    margin: 0 auto;
    padding: 0 1rem;
}

#loading-overlay p {
    margin-top: 1rem;
    font-weight: 500;
    color: var(--gray-600);
    text-align: center;
}

.loading-ai-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    position: relative;
}

.ai-brain {
    position: relative;
    width: 100%;
    height: 100%;
}

.brain-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    transform: translate(-50%, -50%);
    border: 3px solid #e5e7eb;
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.brain-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.brain-dots {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.brain-dots span {
    display: block;
    width: 4px;
    height: 4px;
    background: #6366f1;
    border-radius: 50%;
    position: absolute;
    animation: brainThink 1.5s ease-in-out infinite;
}

.brain-dots span:nth-child(1) { top: -15px; left: -2px; animation-delay: 0s; }
.brain-dots span:nth-child(2) { top: -5px; right: -15px; left: auto; animation-delay: 0.5s; }
.brain-dots span:nth-child(3) { bottom: -10px; left: -2px; animation-delay: 1s; }

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}
@keyframes brainThink {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* --------------------------------------------------------------------------
   6. Hero section (index) – same horizontal padding as .page-container for alignment
   -------------------------------------------------------------------------- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    width: 100%;
    padding-left: var(--content-padding) !important;
    padding-right: var(--content-padding) !important;
}

@media (min-width: 768px) {
    .hero-section {
        padding-left: var(--content-padding-md) !important;
        padding-right: var(--content-padding-md) !important;
    }
}

.hero-video {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-width: 100%;
    height: 100%;
    min-height: 100vh;
    object-fit: cover;
    object-position: center;
    z-index: -1;
    pointer-events: none;
}

.video-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.3), rgba(114, 9, 183, 0.3));
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 90%;
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.hero-content:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

.hero-content .hero-title,
.hero-content .hero-subtitle,
.hero-content .hero-badge-inner,
.hero-content h1,
.hero-content p {
    color: #fff !important;
    text-shadow: 0 3px 8px rgba(0, 0, 0, 0.6);
}

.hero-title { font-size: clamp(2rem, 5vw, 4rem); font-weight: 700; margin: 0 0 1.5rem; line-height: 1.1; }
.hero-subtitle { font-size: clamp(1.25rem, 2.5vw, 1.875rem); font-weight: 500; margin: 0 0 2.5rem; max-width: 36rem; margin-left: auto; margin-right: auto; }
.hero-cta { margin: 0 0 2rem; }
.hero-badge-inner { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; border-radius: 9999px; font-size: 0.875rem; font-weight: 500; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); }
.hero-stats-inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem 2rem; max-width: 36rem; margin: 0 auto; }
@media (max-width: 640px) { .hero-stats-inner { grid-template-columns: 1fr; } }

.text-gradient {
    background: linear-gradient(45deg, var(--secondary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.hero-badge {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-stats {
    margin-top: 2rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-weight: 700;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    color: rgba(255, 255, 255, 0.85);
}

.text-white {
    color: #fff !important;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

/* --------------------------------------------------------------------------
   7. Services section
   -------------------------------------------------------------------------- */
#services {
    position: relative;
    margin: 0;
}

/* "What We Do" heading highlight */
.section-title-highlight {
    display: inline-block;
    padding: 0.5rem 1.25rem 0.5rem 1rem;
    background: linear-gradient(90deg, rgba(67, 97, 238, 0.15), rgba(67, 97, 238, 0.05));
    border-left: 4px solid var(--primary);
    border-radius: 0 8px 8px 0;
    box-shadow: 0 2px 12px rgba(67, 97, 238, 0.1);
}

/* Index page sections – alignment via .page-container only */
.index-section { width: 100%; margin: 0; }
.index-section--services { padding: 4rem 0; background: linear-gradient(to bottom, var(--gray-100), #fff); }
.index-section--case-studies { padding: 4rem 0; }
@media (min-width: 768px) {
    .index-section--services { padding: 6rem 0; }
    .index-section--case-studies { padding: 6rem 0; }
}

.section-header { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 3rem; }
@media (min-width: 768px) { .section-header { margin-bottom: 5rem; } }
.section-badge { display: inline-block; padding: 0.375rem 1rem; border-radius: 9999px; font-size: 0.75rem; font-weight: 500; background: rgba(67,97,238,0.1); color: var(--primary); margin: 0 0 1rem; }
@media (min-width: 768px) { .section-badge { font-size: 0.875rem; padding: 0.5rem 1rem; margin-bottom: 1.5rem; } }
.section-title { display: block; width: 100%; font-size: clamp(1.5rem, 4vw, 3rem); font-weight: 700; margin: 0 0 1rem; }
.section-intro { font-size: 1.125rem; color: var(--gray-600); max-width: 48rem; margin: 0 auto 0; line-height: 1.6; }
@media (min-width: 768px) { .section-intro { font-size: 1.25rem; } }
.section-header--light .section-title,
.section-header--light .section-intro { color: #fff !important; text-shadow: 0 2px 8px rgba(0,0,0,0.5); }
.section-cta { text-align: center; margin: 2rem 0 0; }
@media (min-width: 768px) { .section-cta { margin-top: 3rem; } }

.case-studies-title {
    font-size: clamp(1.75rem, 4.5vw, 3.75rem);
    font-weight: 800;
    margin: 0 0 1rem;
    color: #fff;
    text-shadow: 0 4px 14px rgba(0,0,0,0.45);
    letter-spacing: -0.02em;
}

/* Case-studies page layout */
.case-studies-hero {
    position: relative;
    padding: 5.5rem 0 3rem;
    background: radial-gradient(1200px 600px at 20% 10%, rgba(67,97,238,0.35), transparent 60%),
                radial-gradient(900px 500px at 80% 30%, rgba(247,37,133,0.25), transparent 60%),
                linear-gradient(135deg, #111827, #1f2937);
    overflow: hidden;
}

@media (min-width: 768px) {
    .case-studies-hero { padding: 7rem 0 4rem; }
}

.case-studies-search {
    margin-top: 2rem;
    width: 100%;
    max-width: 44rem;
    margin-left: auto;
    margin-right: auto;
}

.case-studies-search-inner {
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1rem;
    border-radius: 1rem;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.case-studies-search-inner i {
    color: rgba(255,255,255,0.75);
    justify-self: center;
}

.case-studies-search-inner input {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: #fff;
    font-size: 1rem;
}

.case-studies-search-inner input::placeholder {
    color: rgba(255,255,255,0.7);
}

.case-studies-count {
    margin: 0.75rem 0 0;
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

.case-studies-results {
    padding: 4rem 0;
    background: linear-gradient(to bottom, var(--gray-100), #fff);
}

@media (min-width: 768px) {
    .case-studies-results { padding: 5rem 0; }
}

/* Cards are already styled via .case-study-card; just control vertical rhythm here */
.case-studies-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.case-studies-load-more {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.case-studies-empty {
    padding: 4rem 0;
    text-align: center;
}

.case-studies-empty-inner {
    max-width: 32rem;
    margin: 0 auto;
}

.case-studies-empty-icon {
    width: 96px;
    height: 96px;
    margin: 0 auto 1.5rem;
    border-radius: 999px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 2rem;
}

.case-studies-empty h3 {
    margin: 0 0 0.75rem;
    font-size: 1.75rem;
    color: var(--gray-800);
}

.case-studies-empty p {
    margin: 0 0 1.5rem;
    color: var(--gray-600);
}

.services-grid { display: flex; flex-direction: column; gap: 4rem; }
@media (min-width: 768px) { .services-grid { gap: 5rem; } }
.service-block { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: start; }
@media (min-width: 1024px) {
    .service-block { grid-template-columns: 1fr 1fr; gap: 3rem; }
    .service-block--reverse .service-block__content { order: 1; }
    .service-block--reverse .service-block__media { order: 0; }
}
.service-block__title { font-size: 1.25rem; font-weight: 700; color: var(--gray-900); margin: 0 0 1rem; }
@media (min-width: 768px) { .service-block__title { font-size: 1.5rem; } }
.service-block__text { color: var(--gray-600); font-size: 0.875rem; line-height: 1.6; margin: 0 0 1.5rem; }
@media (min-width: 768px) { .service-block__text { font-size: 1rem; } }
.service-block__list { list-style: none; padding: 0; margin: 0; color: var(--gray-600); font-size: 0.875rem; line-height: 1.6; }
.service-block__list li { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 0.75rem; }
.service-block__list li i { flex-shrink: 0; margin-top: 0.25rem; }
@media (min-width: 768px) { .service-block__list { font-size: 1rem; } }
.service-block__media { min-width: 0; }
.service-block__media img { width: 100%; height: auto; border-radius: 1rem; box-shadow: 0 10px 30px rgba(0,0,0,0.1); transition: transform 0.3s ease, box-shadow 0.3s ease; }
.service-block__media img:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.15); }

.case-studies-inner { text-align: center; }
.case-studies-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-top: 2rem; text-align: left; }
@media (min-width: 768px) { .case-studies-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }
@media (min-width: 1024px) { .case-studies-grid { grid-template-columns: repeat(3, 1fr); } }

#services .grid {
    align-items: start;
}

.service-card-modern {
    background: #fff;
    padding: 3rem;
    border-radius: 1.25rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(67, 97, 238, 0.1);
    position: relative;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.1), rgba(114, 9, 183, 0.1));
    border-radius: 1.25rem;
    transition: transform 0.3s ease, background 0.3s ease;
}

.service-card-modern:hover .service-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.2), rgba(114, 9, 183, 0.2));
}

.service-icon i {
    color: var(--primary);
}

.service-image {
    min-width: 0;
}

.service-image img {
    width: 100%;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-image img:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* --------------------------------------------------------------------------
   8. Case studies section (index + case-studies page)
   -------------------------------------------------------------------------- */
#case-studies {
    position: relative;
    margin: 0;
    background: linear-gradient(135deg, #374151, #1f2937);
    padding: 6rem 0;
}

#case-studies .page-container {
    text-align: center;
}

#case-studies header {
    text-align: center;
}

#case-studies h2,
#case-studies p {
    color: #fff !important;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.8);
}

#case-studies h2 {
    line-height: 1.1;
    margin-bottom: 1rem;
}

/* Case study cards (shared: index + case-studies page, JS-rendered) */
.case-study-card {
    background: #fff;
    border-radius: 1.25rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.case-study-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.case-study-card .card-header {
    padding: 2rem 2.5rem;
    background: linear-gradient(135deg, var(--primary-dark), var(--accent));
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.case-study-card .card-header h2 {
    color: #fff !important;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
    font-weight: 700;
    letter-spacing: 0.02em;
    margin: 0;
}

.case-study-card .card-content {
    padding: 2rem 2.5rem;
    flex-grow: 1;
    background: #fff;
    display: flex;
    flex-direction: column;
}

.case-study-card .card-column {
    padding: 1.5rem 2rem;
    background: var(--gray-100);
    border-radius: 1rem;
    transition: transform 0.3s ease;
}

.case-study-card .card-column:hover {
    transform: translateY(-5px);
}

.case-study-card .card-column h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary);
}

.case-study-card .card-column p {
    color: var(--gray-800);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.case-study-card .highlight-text {
    padding: 1.5rem 2rem;
    margin: 1.5rem 0;
    background: rgba(67, 97, 238, 0.08);
    border-left: 4px solid var(--primary);
    border-radius: 0.5rem;
    font-style: italic;
    font-weight: 600;
    color: var(--gray-800);
    text-align: center;
}

.case-study-card .toggle-details {
    width: 100%;
    padding: 1rem 1.5rem;
    margin-top: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: #fff;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.case-study-card .toggle-details:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.35);
}

.case-study-card .full-details {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.02), rgba(114, 9, 183, 0.02));
    border-radius: 1rem;
    padding: 2rem;
}

.case-study-card .full-details.hidden {
    display: none;
}

.case-study-card .details-section {
    margin-bottom: 2rem;
}

.case-study-card .details-section:last-child {
    margin-bottom: 0;
}

.case-study-card .details-section h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    padding-left: 1rem;
    position: relative;
}

.case-study-card .details-section h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    border-radius: 4px;
}

.case-study-card .details-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin: 0;
}

/* Loading spinner (case studies) */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4rem;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
    border: 0.3em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Load more button */
#load-more-btn {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
}

#load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.4);
}

/* No results (case-studies page) */
#no-results .w-24 {
    width: 6rem;
    height: 6rem;
}

/* --------------------------------------------------------------------------
   9. Footer
   -------------------------------------------------------------------------- */
footer {
    width: 100%;
    margin: 0;
    border-top: 1px solid var(--gray-200);
    background: linear-gradient(to bottom, #ffffff, var(--gray-100)) !important;
    position: static !important;
    inset: auto !important;
    float: none !important;
    clear: both;
}

footer .page-container {
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
}

/* Ensure footer text stays readable on the new background */
footer,
footer p,
footer a,
footer span,
footer li,
footer h3 {
    color: var(--gray-800);
}

/* Footer (rebuilt) */
.site-footer {
    padding: 4rem 0;
    position: static !important;
}

@media (min-width: 768px) {
    .site-footer {
        padding: 5rem 0;
    }
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: start;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 1.2fr 1fr 1.2fr;
        gap: 3rem;
    }
}

.footer-col {
    text-align: center;
}

@media (min-width: 768px) {
    .footer-col {
        text-align: left;
    }
}

.footer-brand img {
    width: auto;
    max-height: 3rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .footer-brand img {
        margin: 0;
    }
}

.footer-tagline {
    margin: 1rem 0 1.25rem;
    color: var(--gray-600);
    font-size: 1.05rem;
    line-height: 1.6;
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 1rem;
    display: inline-block;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    height: 4px;
    width: 56px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

@media (max-width: 767px) {
    .footer-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

.footer-links,
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.75rem;
}

.footer-links a {
    text-decoration: none;
    color: var(--gray-600);
    font-size: 1.05rem;
    transition: color 0.2s ease;
}

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

.footer-contact li {
    display: grid;
    grid-template-columns: 1.5rem 1fr;
    gap: 0.75rem;
    align-items: start;
    justify-items: start;
    color: var(--gray-600);
    font-size: 1.05rem;
}

@media (max-width: 767px) {
    .footer-contact li {
        justify-items: center;
        grid-template-columns: 1.5rem auto;
    }
}

.footer-contact a {
    text-decoration: none;
    color: var(--gray-600);
    transition: color 0.2s ease;
}

.footer-contact a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
}

@media (min-width: 768px) {
    .footer-social {
        justify-content: flex-start;
    }
}

.footer-social-link {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--gray-600);
    background: rgba(67, 97, 238, 0.08);
    border: 1px solid rgba(67, 97, 238, 0.15);
    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.footer-social-link:hover {
    transform: translateY(-2px);
    background: rgba(67, 97, 238, 0.14);
    color: var(--primary);
}

.footer-bottom {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
    text-align: center;
    color: var(--gray-600);
    font-size: 1rem;
}

/* Floating action buttons */
.floating-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 100;
    cursor: pointer;
    text-decoration: none;
    color: #fff;
}

.floating-button:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

#whatsapp-button {
    background-color: #25D366;
}

#email-button {
    background-color: var(--secondary);
    bottom: 6.5rem;
}

/* --------------------------------------------------------------------------
   10. Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    font-family: 'Poppins', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.4);
}

.btn-secondary {
    background: linear-gradient(45deg, var(--secondary), var(--accent));
    color: #fff;
    box-shadow: 0 4px 15px rgba(247, 37, 133, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(247, 37, 133, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   11. Animations (fade-in, slide-in) – used by JS observer
   -------------------------------------------------------------------------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.slide-in-left.is-visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.slide-in-right.is-visible {
    opacity: 1;
    transform: translateX(0);
}

/* --------------------------------------------------------------------------
   12. Case-studies page hero (search, decorative)
   -------------------------------------------------------------------------- */
.fixed-top-search {
    position: sticky;
    top: 5rem;
    z-index: 40;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 0.75rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.fixed-top-search:focus-within {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

/* --------------------------------------------------------------------------
   13. Responsive tweaks
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .hero-content {
        padding: 2rem 1rem;
        width: 95%;
    }
    .hero-stats {
        padding: 1.5rem;
    }
    .service-card-modern {
        padding: 2rem;
    }
    .case-study-card .card-header {
        padding: 1.5rem 2rem;
    }
    .case-study-card .card-content {
        padding: 1.5rem 2rem;
    }
    .case-study-card .card-column {
        padding: 1rem 1.5rem;
    }
    .case-study-card .highlight-text {
        padding: 1rem 1.5rem;
        margin: 1rem 0;
    }
    .case-study-card .full-details {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }
}

@media (max-width: 640px) {
    .hero-content {
        padding: 1.5rem 1rem;
    }
    .hero-content h1 {
        font-size: 2rem;
        line-height: 1.2;
    }
    .hero-stats {
        padding: 1rem;
    }
    .stat-item {
        padding: 0.5rem;
    }
    .service-card-modern {
        padding: 1.5rem;
    }
    .service-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
    .btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.85rem;
    }
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
    .case-study-card .card-header {
        padding: 1.25rem 1.5rem;
    }
    .case-study-card .card-content {
        padding: 1.25rem 1.5rem;
    }
    .case-study-card .toggle-details {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    #loading-overlay .loading-ai-icon {
        width: 60px;
        height: 60px;
    }
    #loading-overlay .brain-circle {
        width: 45px;
        height: 45px;
    }
    #loading-overlay .brain-pulse {
        width: 30px;
        height: 30px;
    }
}