/* =============================================
   ProWatchly - Use Case Page Specific Styles
   각 Use Case 페이지 전용 스타일
   ============================================= */

/* =============================================
   Scroll Animation Base Classes
   ============================================= */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation delays */
.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }
.animate-delay-6 { transition-delay: 0.6s; }

/* Fade in from different directions */
.animate-fade-up {
    opacity: 0;
    transform: translateY(40px);
}

.animate-fade-left {
    opacity: 0;
    transform: translateX(-40px);
}

.animate-fade-right {
    opacity: 0;
    transform: translateX(40px);
}

.animate-scale-in {
    opacity: 0;
    transform: scale(0.9);
}

.animate-on-scroll.animated.animate-fade-up,
.animate-on-scroll.animated.animate-fade-left,
.animate-on-scroll.animated.animate-fade-right {
    opacity: 1;
    transform: translate(0, 0);
}

.animate-on-scroll.animated.animate-scale-in {
    opacity: 1;
    transform: scale(1);
}

/* =============================================
   Use Case Hero Section - Elegant Design
   ============================================= */
.hero-small {
    min-height: 85vh;
    padding: 100px 2rem 60px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Dynamic Theme Backgrounds */
.hero-small {
    background: linear-gradient(135deg, #0d2825 0%, #105658 50%, #1a936f 100%);
    color: white;
}

/* Use Case Specific Themes */
.hero-small[data-theme="manufacturing"] {
    background: linear-gradient(135deg, #0f1729 0%, #1a3a2e 40%, #1a936f 100%);
}

.hero-small[data-theme="construction"] {
    background: linear-gradient(135deg, #1a1a0a 0%, #3d2f0a 40%, #b45309 100%);
}

.hero-small[data-theme="retail"] {
    background: linear-gradient(135deg, #0f172a 0%, #1e2a5f 40%, #3b82f6 100%);
}

.hero-small[data-theme="healthcare"] {
    background: linear-gradient(135deg, #1a0a0f 0%, #3d1a2a 40%, #dc2626 100%);
}

.hero-small[data-theme="education"] {
    background: linear-gradient(135deg, #1a0f2e 0%, #2e1a5f 40%, #7c3aed 100%);
}

.hero-small[data-theme="logistics"] {
    background: linear-gradient(135deg, #1a1510 0%, #3d2810 40%, #ea580c 100%);
}

.hero-small[data-theme="high-security"] {
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 40%, #374151 100%);
}

.hero-small[data-theme="infrastructure"] {
    background: linear-gradient(135deg, #0a1520 0%, #0e3a5f 40%, #0284c7 100%);
}

.hero-small[data-theme="public-events"] {
    background: linear-gradient(135deg, #1a0a1f 0%, #4a1a5f 40%, #c026d3 100%);
}

.hero-small[data-theme="residential"] {
    background: linear-gradient(135deg, #0a1a10 0%, #1a4a2a 40%, #16a34a 100%);
}

.hero-small[data-theme="smart-cities"] {
    background: linear-gradient(135deg, #0f0a2e 0%, #2a1a6f 40%, #4f46e5 100%);
}

.hero-small[data-theme="transportation"] {
    background: linear-gradient(135deg, #0a1a20 0%, #0e4a5f 40%, #0891b2 100%);
}

/* Animated Background Elements */
.hero-background {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

/* Animated Grid Pattern */
.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* Floating Particles */
.hero-particles {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(255,255,255,0.4);
    border-radius: 50%;
    animation: particleFloat 8s ease-in-out infinite;
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { top: 60%; left: 20%; animation-delay: 1s; }
.particle:nth-child(3) { top: 30%; left: 70%; animation-delay: 2s; }
.particle:nth-child(4) { top: 70%; left: 80%; animation-delay: 3s; }
.particle:nth-child(5) { top: 40%; left: 40%; animation-delay: 4s; }
.particle:nth-child(6) { top: 80%; left: 50%; animation-delay: 5s; }

@keyframes particleFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1); 
        opacity: 0.4;
    }
    50% { 
        transform: translate(20px, -30px) scale(1.5); 
        opacity: 0.8;
    }
}

/* Glowing Orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbPulse 6s ease-in-out infinite;
}

.hero-orb-1 {
    width: 400px;
    height: 400px;
    background: currentColor;
    top: -100px;
    right: -100px;
}

.hero-orb-2 {
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.2);
    bottom: -50px;
    left: -50px;
    animation-delay: -3s;
}

@keyframes orbPulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.1); }
}

/* Hero Content Layout */
.hero-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1300px;
    width: 100%;
    gap: 4rem;
    position: relative;
    z-index: 10;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-category {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1.5rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.hero-category svg {
    width: 16px;
    height: 16px;
}

.hero-small h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-small h1 .highlight {
    background: linear-gradient(135deg, #4ade80, #22d3ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-small .hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Hero CTA Buttons */
.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-cta .btn-hero-primary {
    padding: 1rem 2rem;
    background: white;
    color: #0f172a;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-cta .btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255,255,255,0.2);
}

.hero-cta .btn-hero-secondary {
    padding: 1rem 2rem;
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-cta .btn-hero-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

/* Hero Graphic (Right Side) - Large & Prominent */
.hero-visual {
    flex: 0 0 580px;
    position: relative;
    animation: fadeInRight 1s ease-out 0.4s both;
}

.hero-visual-container {
    position: relative;
    padding: 1rem;
}

.hero-visual-glow {
    position: absolute;
    inset: -40px;
    background: radial-gradient(circle at center, rgba(255,255,255,0.15) 0%, transparent 60%);
    border-radius: 40px;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

.hero-svg-container {
    position: relative;
    z-index: 2;
    background: linear-gradient(145deg, rgba(0,0,0,0.4), rgba(0,0,0,0.2));
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.15);
    overflow: hidden;
    backdrop-filter: blur(15px);
    box-shadow: 
        0 25px 50px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.hero-graphic {
    width: 100%;
    height: auto;
    min-height: 400px;
    display: block;
}

/* Live indicator */
.hero-svg-container::before {
    content: '● LIVE';
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    z-index: 10;
    animation: livePulse 2s ease-in-out infinite;
    letter-spacing: 1px;
}

@keyframes livePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Timestamp overlay */
.hero-svg-container::after {
    content: attr(data-time);
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(0,0,0,0.7);
    color: white;
    font-size: 0.75rem;
    font-family: monospace;
    padding: 4px 10px;
    border-radius: 5px;
    z-index: 10;
}

/* Hero Stats Bar */
.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: #4ade80;
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.85rem;
    opacity: 0.7;
    margin-top: 0.25rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Hide old overlay */
.hero-overlay {
    display: none;
}

/* Responsive Hero */
@media (max-width: 1100px) {
    .hero-wrapper {
        flex-direction: column;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-text {
        max-width: 700px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        flex: none;
        width: 100%;
        max-width: 550px;
    }
    
    .hero-graphic {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .hero-small {
        min-height: auto;
        padding: 100px 1.5rem 50px;
    }
    
    .hero-small h1 {
        font-size: 2.2rem;
    }
    
    .hero-small .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-category {
        font-size: 0.7rem;
        padding: 0.4rem 1rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .hero-stat-value {
        font-size: 1.5rem;
    }
    
    .hero-visual {
        max-width: 100%;
        width: 100%;
    }
    
    .hero-graphic {
        min-height: 300px;
    }
    
    .hero-svg-container::before {
        font-size: 0.6rem;
        padding: 3px 8px;
    }
    
    .hero-cta .btn-hero-primary,
    .hero-cta .btn-hero-secondary {
        padding: 0.85rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-small h1 {
        font-size: 1.8rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .hero-stat {
        text-align: center;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn-hero-primary,
    .hero-cta .btn-hero-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* =============================================
   Content Section
   ============================================= */
.content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--content-padding);
}

/* Intro Section */
.intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.intro p {
    font-size: 1.2rem;
    color: var(--gray-600);
    line-height: 1.8;
}

/* Section */
.section {
    margin-bottom: 80px;
}

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-dark);
    text-align: center;
    position: relative;
}

.section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* =============================================
   Challenges Grid
   ============================================= */
.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.challenge-card {
    background: linear-gradient(135deg, #f8fffe, #e8f5f0);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-main);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at top right, rgba(26, 147, 111, 0.1), transparent);
    pointer-events: none;
}

.challenge-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(26, 147, 111, 0.15);
}

.challenge-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.challenge-card p {
    color: var(--gray-600);
    line-height: 1.8;
}

/* =============================================
   Solutions Grid
   ============================================= */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.solution-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
    border-color: var(--primary-light);
}

/* Solution Icon - Centered with SVG support */
.solution-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(26, 147, 111, 0.1), rgba(136, 217, 193, 0.15));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.solution-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(26, 147, 111, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.solution-card:hover .solution-icon {
    background: linear-gradient(135deg, rgba(26, 147, 111, 0.2), rgba(136, 217, 193, 0.3));
    transform: scale(1.1);
}

.solution-card:hover .solution-icon::after {
    opacity: 1;
}

.solution-icon svg {
    width: 44px;
    height: 44px;
    transition: transform 0.3s ease;
}

.solution-card:hover .solution-icon svg {
    transform: scale(1.1);
}

.solution-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.solution-card p {
    color: var(--gray-600);
    line-height: 1.8;
}

/* =============================================
   Benefits List
   ============================================= */
.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(26, 147, 111, 0.1);
}

.benefit-item:hover {
    transform: translateX(8px);
    box-shadow: 0 5px 20px rgba(26, 147, 111, 0.12);
    border-color: var(--primary-light);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    flex-shrink: 0;
    color: white;
    box-shadow: 0 4px 15px rgba(26, 147, 111, 0.3);
}

.benefit-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
    fill: none;
    stroke-width: 2;
}

.benefit-text h4 {
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.benefit-text p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* =============================================
   Story Animation - Timeline Style
   ============================================= */
.story-section {
    margin: 80px 0;
    position: relative;
}

.story-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 40px;
}

.story-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-main), var(--primary-light));
    border-radius: 2px;
}

.story-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 40px;
}

.story-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--primary-main);
    border-radius: 50%;
    border: 4px solid var(--white);
    box-shadow: 0 0 0 4px rgba(26, 147, 111, 0.2);
}

.story-number {
    position: absolute;
    left: -60px;
    top: -4px;
    width: 32px;
    height: 32px;
    background: var(--gradient-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.story-content {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-main);
}

.story-content h3 {
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.story-content p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* =============================================
   CTA Section (Use Case specific)
   ============================================= */
.cta-section-usecase {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-main) 50%, var(--primary-dark) 100%);
    padding: 80px 2rem;
    text-align: center;
    border-radius: var(--radius-xl);
    margin-top: 60px;
    position: relative;
    overflow: hidden;
}

.cta-section-usecase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M54 26v-2h-4v2h-4v2h-4v-2h-4v-2h2v-4h-2v-2h-2v-4h2V8h-2V6h2V4h2V2h-6v2h-2v2h-2v2h-2v4h2v2h2v2h-2v2h-2v4h2v2h4v-2h4v2h4v-2h4v2h4v-2h2v-4h-2v-2zm-6 2h-4v-2h4v2zm-4-4h-4v-2h4v2zm0-4h-2v-2h2v2zm4 0h-2v-2h2v2z' fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    pointer-events: none;
}

.cta-section-usecase h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--white);
    position: relative;
    z-index: 2;
}

.cta-section-usecase .btn {
    position: relative;
    z-index: 5;
    pointer-events: auto;
}

.cta-section-usecase h2::after {
    display: none;
}

.cta-section-usecase p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
}

.cta-section-usecase .btn {
    position: relative;
}

.cta-section-usecase .btn-primary {
    background: var(--white);
    color: var(--primary-dark);
}

.cta-section-usecase .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* =============================================
   Statistics Grid
   ============================================= */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    text-align: center;
}

.stat-item {
    padding: 1.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-main);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* =============================================
   SVG Icon Animations
   ============================================= */
@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.solution-icon.animated {
    animation: iconPulse 3s ease-in-out infinite;
}

.benefit-icon.animated {
    animation: iconFloat 2s ease-in-out infinite;
}

/* =============================================
   Responsive Design - Use Case Pages
   ============================================= */
@media (max-width: 768px) {
    .hero-small h1 {
        font-size: 1.75rem;
        line-height: 1.25;
    }
    
    .hero-small p {
        font-size: 1rem;
    }

    #hero-video {
        display: none;
    }

    .hero-small {
        height: auto;
        padding: 100px 1.5rem 50px;
    }

    .hero-overlay {
        background: var(--gradient-primary);
    }

    .hero-small .hero-content {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
    }
    
    .hero-small .btn {
        padding: 0.85rem 1.75rem;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
    }

    .solutions-grid,
    .challenges-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .benefits-list {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 50px 1rem;
    }

    .section h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 0.95rem;
    }
    
    .story-timeline {
        padding-left: 30px;
    }
    
    .story-timeline::before {
        left: 10px;
    }
    
    .story-item {
        padding-left: 30px;
        padding: 1rem;
    }
    
    .story-item::before {
        left: -24px;
        width: 12px;
        height: 12px;
    }
    
    .story-number {
        display: none;
    }
    
    .benefit-item {
        padding: 1.25rem;
    }
    
    .benefit-item:hover {
        transform: translateY(-3px);
    }
    
    .solution-card,
    .challenge-card {
        padding: 1.5rem;
    }
    
    .cta-section-usecase {
        padding: 50px 1rem;
    }
    
    .cta-section-usecase h2 {
        font-size: 1.5rem;
    }
    
    .cta-section-usecase p {
        font-size: 0.95rem;
    }
    
    .cta-section-usecase .btn {
        width: 100%;
        max-width: 280px;
        padding: 0.9rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-small {
        padding: 90px 1rem 40px;
    }
    
    .hero-small h1 {
        font-size: 1.5rem;
    }
    
    .section h2 {
        font-size: 1.35rem;
    }
    
    .solution-card,
    .challenge-card {
        padding: 1.25rem;
    }
    
    .benefit-item {
        padding: 1rem;
    }
}

/* Touch device optimizations for use cases */
@media (hover: none) and (pointer: coarse) {
    .solution-card:hover,
    .challenge-card:hover,
    .benefit-item:hover {
        transform: none;
    }
    
    .solution-card:active,
    .challenge-card:active,
    .benefit-item:active {
        transform: scale(0.99);
    }
    
    .cta-section-usecase .btn:active {
        transform: scale(0.97);
    }
}

/* =============================================
   Print Styles
   ============================================= */
@media print {
    .hero-small {
        height: auto;
        background: #105658;
    }
    
    #hero-video,
    .hero-overlay {
        display: none;
    }
    
    .animate-on-scroll {
        opacity: 1 !important;
        transform: none !important;
    }
}