/* ===== CSS Reset & Variables ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #4CAF50;
    --primary-light: #66BB6A;
    --primary-dark: #388E3C;
    --accent: #2E86DE;
    --accent-light: #54A0FF;
    --accent-dark: #1B6EC2;
    --white: #FFFFFF;
    --gray-50: #F7F8FA;
    --gray-100: #EEF0F4;
    --gray-200: #DDE1E8;
    --gray-300: #BFC5D0;
    --gray-400: #8A92A0;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --dark: #111111;
    --dark-surface: #1A1A1A;
    --dark-card: #222222;
    --success: #22C55E;
    --warning: #F59E0B;
    --danger: #EF4444;

    --font-heading: 'Space Grotesk', 'Sora', 'Montserrat', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --section-padding: 100px;
    --container-width: 1200px;

    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 24px 48px rgba(0,0,0,0.16);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ===== Intro Animation ===== */
#intro-overlay {
    position: fixed;
    inset: 0;
    background: var(--dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

#intro-overlay.exit {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.intro-stage {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 2rem;
    perspective: 800px;
}

/* Battery */
.intro-battery {
    width: 100px;
    opacity: 0;
    transform: translateX(-120px) rotateY(25deg);
    animation: batterySlideIn 0.8s ease-out 0.3s forwards;
}

.intro-battery svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
    transform: rotateY(-5deg);
}

.battery-fill {
    opacity: 0;
    animation: batteryCharge 0.4s ease-out 1.2s forwards;
}

.battery-fill-mid {
    opacity: 0;
    animation: batteryCharge 0.4s ease-out 1.5s forwards;
}

.battery-fill-top {
    opacity: 0;
    animation: batteryCharge 0.4s ease-out 1.8s forwards;
}

/* Energy Line */
.intro-energy-line {
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, #4CAF50, #66BB6A, #4CAF50);
    border-radius: 2px;
    position: relative;
    box-shadow: 0 2px 8px rgba(76,175,80,0.3);
    animation: energyGrow 0.8s ease-out 1.2s forwards;
}

.energy-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: #66BB6A;
    border-radius: 50%;
    top: -2px;
    opacity: 0;
    box-shadow: 0 2px 6px rgba(76,175,80,0.4);
    animation: particleMove 1s ease-in-out 1.5s infinite;
}

.energy-particle.p2 {
    animation-delay: 1.8s;
}

.energy-particle.p3 {
    animation-delay: 2.1s;
}

/* Solar Panel */
.intro-solar {
    width: 140px;
    opacity: 0;
    transform: translateX(120px) rotateY(-25deg);
    animation: solarSlideIn 0.8s ease-out 0.5s forwards;
}

.intro-solar svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
    transform: rotateY(5deg);
}

/* Brand Text */
.intro-brand {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.25em;
    opacity: 0;
    animation: brandFadeIn 0.8s ease-out 2s forwards;
}

.intro-tagline {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: #66BB6A;
    letter-spacing: 0.15em;
    margin-top: 0.5rem;
    opacity: 0;
    animation: brandFadeIn 0.8s ease-out 2.4s forwards;
}

/* Brightness Flash */
#intro-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(76,175,80,0.15) 0%, transparent 70%);
    opacity: 0;
    animation: screenFlash 1.5s ease-out 2s forwards;
    pointer-events: none;
}

/* Keyframes */
@keyframes batterySlideIn {
    0% { opacity: 0; transform: translateX(-120px) rotateY(25deg); }
    70% { opacity: 1; transform: translateX(10px) rotateY(-3deg); }
    100% { opacity: 1; transform: translateX(0) rotateY(0deg); }
}

@keyframes solarSlideIn {
    0% { opacity: 0; transform: translateX(120px) rotateY(-25deg); }
    70% { opacity: 1; transform: translateX(-10px) rotateY(3deg); }
    100% { opacity: 1; transform: translateX(0) rotateY(0deg); }
}

/* Sun ray pulse */
.sun-ray {
    animation: sunRayPulse 1.5s ease-in-out 1.5s infinite alternate;
    transform-origin: 100px 8px;
}

.sun-beam {
    opacity: 0;
    animation: beamFade 2s ease-in-out 1.5s infinite alternate;
}

@keyframes beamFade {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

.sun-glow {
    animation: sunGlow 2s ease-in-out 1.5s infinite alternate;
}

.sun-core {
    filter: drop-shadow(0 0 6px rgba(255,179,0,0.6));
}

@keyframes sunRayPulse {
    0% { opacity: 0.5; transform: scale(0.85); }
    100% { opacity: 1; transform: scale(1.15); }
}

@keyframes sunGlow {
    0% { r: 16; opacity: 0.1; }
    100% { r: 22; opacity: 0.25; }
}

@keyframes energyGrow {
    0% { width: 0; opacity: 0; }
    100% { width: 80px; opacity: 1; }
}

@keyframes batteryCharge {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

.battery-bolt {
    opacity: 0;
    animation: boltFlash 0.5s ease-out 2s forwards;
}

@keyframes boltFlash {
    0% { opacity: 0; }
    50% { opacity: 0.5; }
    100% { opacity: 0.25; }
}

@keyframes particleMove {
    0% { left: -8px; opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { left: calc(100% + 8px); opacity: 0; }
}

@keyframes brandFadeIn {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes screenFlash {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

/* ===== Layout ===== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.15;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 70px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
    background: rgba(76,175,80,0.08);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4.5vw, 2.75rem);
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== Navigation ===== */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

#navbar.scrolled {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    padding: 10px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--gray-900);
    transition: color var(--transition-base);
}

#navbar.scrolled .logo {
    color: var(--gray-900);
}

.logo-icon img {
    width: 100px;
    height: 80px;
    border-radius: 8px;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.08em;
}

.logo-sub {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    opacity: 0.7;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

#navbar.scrolled .nav-link {
    color: var(--gray-600);
}

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

#navbar.scrolled .nav-link:hover,
#navbar.scrolled .nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--white);
    background: var(--primary);
    padding: 10px 24px;
    border-radius: 100px;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    transition: all var(--transition-base);
}

#navbar.scrolled .mobile-toggle span {
    background: var(--gray-900);
}

#mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: var(--dark);
    z-index: 999;
    display: flex;
    flex-direction: column;
    padding: 100px 32px 32px;
    transition: right var(--transition-base);
}

#mobile-menu.open {
    right: 0;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: color var(--transition-fast);
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 28px;
    border-radius: 100px;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(76,175,80,0.3);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.3);
}

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

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

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--white);
    padding-top: 80px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    padding-top: 100px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-text {}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    padding: 10px 22px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease both;
    letter-spacing: 0.02em;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.08;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.title-highlight {
    color: var(--primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 520px;
    line-height: 1.75;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-container-visual {
    width: 100%;
    max-width: 440px;
    aspect-ratio: 16/10;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.container-icon {
    width: 80px;
    height: 80px;
    background: rgba(76,175,80,0.1);
    border: 2px solid rgba(76,175,80,0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.container-icon svg {
    width: 40px;
    height: 40px;
    color: var(--primary);
}

.hero-container-label {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-500);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

.hero-container-spec {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    position: relative;
    z-index: 1;
}

.hero-stats-bar {
    position: absolute;
    bottom: 40px;
    left: 0;
    right: 0;
    z-index: 2;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 0;
    animation: fadeInUp 0.8s ease 0.7s both;
}

.hero-stat-item {
    flex: 1;
    text-align: center;
    padding: 20px 16px;
    border-right: 1px solid var(--gray-200);
}

.hero-stat-item:last-child {
    border-right: none;
}

.hero-stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1;
}

.hero-stat-unit {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-left: 2px;
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-scroll {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--gray-400);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 3;
}

.scroll-line {
    width: 1px;
    height: 30px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    animation: scrollLine 2s ease 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; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Banner Carousel ===== */
.banner-scroll {
    width: 100%;
    overflow: hidden;
    background: var(--gray-50);
    padding: 20px 0;
}

.banner-track {
    display: flex;
    gap: 20px;
    animation: bannerScroll 40s linear infinite;
    width: max-content;
}

.banner-slide {
    flex: 0 0 320px;
    height: 180px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-md);
}

.banner-img {
    width: 100%;
    height: 100%;
}

.banner-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: var(--white);
}

.banner-overlay h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.banner-overlay p {
    font-size: 0.75rem;
    opacity: 0.8;
    line-height: 1.4;
}

@keyframes bannerScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-340px * 6)); }
}

/* ===== Quick Stats ===== */
.quick-stats {
    background: var(--gray-50);
    padding: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.stat-card-icon {
    width: 72px;
    height: 72px;
    background: rgba(76,175,80,0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.stat-card-icon svg {
    width: 40px;
    height: 40px;
    color: var(--primary);
}

.stat-card-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1;
}

.stat-card-unit {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary);
    margin-left: 2px;
}

.stat-card-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 8px;
}

/* ===== About ===== */
.about {
    background: var(--white);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.about-content .section-tag {
    display: inline-block;
    margin-bottom: 16px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.about-content > p {
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-highlight {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.about-highlight:hover {
    background: rgba(76,175,80,0.05);
    transform: translateX(4px);
}

.about-highlight-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.about-highlight span {
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.about-visual {
    position: relative;
}

.about-image-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 48px;
    color: var(--gray-800);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.about-image-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--gray-900);
    position: relative;
    z-index: 1;
}

.about-image-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.about-location {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
    position: relative;
    z-index: 1;
}

.about-location svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.about-location span {
    font-size: 0.9rem;
    color: var(--gray-500);
}

/* ===== Solutions ===== */
.solutions {
    background: var(--gray-50);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.solution-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.solution-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.solution-card:hover::before {
    opacity: 1;
}

.solution-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.solution-card h3 {
    font-size: 1.15rem;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.solution-card > p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.65;
    margin-bottom: 20px;
}

.solution-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.solution-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.solution-features li::before {
    content: '';
    width: 5px;
    height: 5px;
    background: var(--primary);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== Manufacturing ===== */
.manufacturing {
    background: var(--white);
}

.mfg-flow {
    margin-bottom: 60px;
}

.mfg-flow-visual {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    position: relative;
    overflow: hidden;
}

.mfg-flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
}

.mfg-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 16px;
}

.mfg-step-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(76,175,80,0.12), rgba(76,175,80,0.05));
    border: 2px solid rgba(76,175,80,0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(76,175,80,0.1);
    transition: all var(--transition-base);
}

.mfg-step:hover .mfg-step-icon {
    background: linear-gradient(135deg, rgba(76,175,80,0.2), rgba(76,175,80,0.1));
    border-color: var(--primary);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(76,175,80,0.2);
}

.mfg-step-icon svg {
    width: 42px;
    height: 42px;
    color: var(--primary-light);
}

.mfg-step span {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.82rem;
    text-align: center;
    max-width: 90px;
}

.mfg-arrow {
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), rgba(76,175,80,0.3));
    position: relative;
}

.mfg-arrow::after {
    content: '';
    position: absolute;
    right: -3px;
    top: -3px;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--primary);
    border-right: 2px solid var(--primary);
    transform: rotate(45deg);
}

.mfg-showcase {
    display: flex;
    align-items: center;
    gap: 40px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 40px;
    margin-bottom: 40px;
}

.mfg-showcase-badge {
    flex-shrink: 0;
}

.mfg-showcase-badge img {
    width: 100%;
    max-width: 520px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.mfg-showcase-text h3 {
    font-size: 1.3rem;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.mfg-showcase-text p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.mfg-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.mfg-feature {
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.mfg-feature:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.mfg-feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(76,175,80,0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.mfg-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.mfg-feature h4 {
    font-size: 1.05rem;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.mfg-feature p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.65;
}

/* ===== Technology Roadmap ===== */
.technology {
    background: var(--gray-50);
}

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

.tech-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    position: relative;
}

.tech-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.tech-card-status {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.tech-card-status.current {
    color: var(--primary);
    background: rgba(76,175,80,0.1);
}

.tech-card-status.future {
    color: var(--accent);
    background: rgba(46,134,222,0.1);
}

.tech-card-status.next {
    color: var(--warning);
    background: rgba(245,158,11,0.1);
}

.tech-card h3 {
    font-size: 1.3rem;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.tech-card > p {
    font-size: 0.92rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 20px;
}

.tech-specs {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tech-spec {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
}

.tech-spec:last-child {
    border-bottom: none;
}

.tech-spec-label {
    font-size: 0.82rem;
    color: var(--gray-500);
}

.tech-spec-value {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--gray-800);
}

/* ===== Leadership ===== */
.leadership {
    background: var(--white);
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.leader-card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

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

.leader-portrait {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.leader-portrait::before {
    content: '';
    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: 24px 24px;
}

.leader-initials {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255,255,255,0.3);
    position: relative;
    z-index: 1;
}

.leader-info {
    padding: 28px;
}

.leader-info h3 {
    font-size: 1.2rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.leader-role {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 12px;
}

.leader-bio {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.65;
}

/* ===== Quality & Certifications ===== */
.quality {
    background: var(--gray-50);
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.cert-card {
    background: var(--white);
    padding: 36px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.cert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.cert-badge {
    width: 64px;
    height: 64px;
    background: rgba(76,175,80,0.08);
    border: 2px solid rgba(76,175,80,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    transition: all var(--transition-base);
}

.cert-card:hover .cert-badge {
    background: rgba(76,175,80,0.15);
    border-color: var(--primary);
    transform: scale(1.1);
}

.cert-badge svg {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.cert-card h4 {
    font-size: 1.1rem;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.cert-card p {
    font-size: 0.82rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* ===== Vision Timeline ===== */
.vision {
    background: var(--white);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 48px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    width: calc(50% - 40px);
    background: var(--gray-50);
    padding: 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 3px solid var(--white);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 0 0 4px rgba(76,175,80,0.15);
}

.timeline-year {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 1.15rem;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===== CTA Section ===== */
.cta {
    background: var(--primary);
    text-align: center;
}

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

.cta h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--white);
    margin-bottom: 16px;
}

.cta p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 36px;
}

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

/* ===== Contact ===== */
.contact {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(76,175,80,0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.contact-item h4 {
    font-size: 0.95rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--gray-800);
    background: var(--gray-50);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(76,175,80,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== Footer ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 70px 0 36px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 50px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255,255,255,0.45);
    font-size: 0.88rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 18px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.footer-links a {
    display: block;
    font-size: 0.88rem;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    padding: 5px 0;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
}

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

.footer-legal a {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--white);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        display: none;
    }

    .hero-stats-bar {
        position: relative;
        bottom: auto;
        margin-top: 40px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .mfg-features {
        grid-template-columns: repeat(2, 1fr);
    }

    .mfg-showcase {
        flex-direction: column;
        text-align: center;
    }

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

    .leadership-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .mfg-arrow {
        width: 30px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
    }

    .timeline-content {
        width: calc(100% - 56px);
        margin-left: 56px;
    }

    .timeline-dot {
        left: 20px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .hero-stats-bar {
        flex-wrap: wrap;
    }

    .hero-stat-item {
        flex: 1 1 50%;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    .hero-stat-item:nth-child(2) {
        border-right: none;
    }

    .hero-actions {
        flex-direction: column;
    }

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

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

    .mfg-features {
        grid-template-columns: 1fr;
    }

    .mfg-showcase {
        padding: 28px;
        gap: 24px;
    }

    .mfg-showcase-badge img {
        max-width: 100%;
    }

    .mfg-flow-steps {
        flex-direction: column;
    }

    .mfg-arrow {
        width: 2px;
        height: 24px;
        background: linear-gradient(to bottom, var(--primary), rgba(76,175,80,0.3));
    }

    .mfg-arrow::after {
        right: auto;
        top: auto;
        bottom: -3px;
        left: -3px;
        transform: rotate(135deg);
    }

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

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

    .section-title {
        font-size: 1.6rem;
    }

    .stat-card-number {
        font-size: 2rem;
    }

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

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

    .about-image-card,
    .contact-form {
        padding: 28px;
    }
}