/* ========== CSS VARIABLES ========== */
:root {
    --navy: #0A2540;
    --navy-dark: #051830;
    --navy-light: #1a3a5c;
    --green: #2D9A4B;
    --green-light: #3bc061;
    --green-dark: #1f7838;
    --blue-accent: #2196F3;
    --blue-light: #64B5F6;
    --white: #ffffff;
    --gray-light: #f5f7fa;
    --gray: #8a95a5;
    --gray-dark: #5a6578;
    --gradient-primary: linear-gradient(135deg, #0A2540 0%, #2D9A4B 100%);
    --gradient-accent: linear-gradient(135deg, #2196F3 0%, #2D9A4B 100%);
    --gradient-light: linear-gradient(135deg, #64B5F6 0%, #3bc061 100%);
    --shadow-sm: 0 2px 10px rgba(10, 37, 64, 0.08);
    --shadow-md: 0 8px 30px rgba(10, 37, 64, 0.12);
    --shadow-lg: 0 20px 60px rgba(10, 37, 64, 0.18);
    --shadow-glow: 0 0 40px rgba(45, 154, 75, 0.3);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== RESET ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--navy);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

/* ========== UTILITIES ========== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(45, 154, 75, 0.1), rgba(33, 150, 243, 0.1));
    color: var(--green);
    font-size: 13px;
    font-weight: 600;
    border-radius: 30px;
    margin-bottom: 20px;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid rgba(45, 154, 75, 0.2);
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: var(--navy);
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-dark);
    line-height: 1.7;
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-light {
    background: var(--gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(10, 37, 64, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2D9A4B 0%, #0A2540 100%);
    transition: var(--transition);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(45, 154, 75, 0.4);
}

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

.btn-outline:hover {
    background: var(--white);
    color: var(--navy);
    transform: translateY(-3px);
}

/* ========== LOADER ========== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--navy);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.turbine-loader {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 30px;
    animation: spin 2s linear infinite;
}

.blade {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 12px;
    background: linear-gradient(90deg, var(--green), var(--blue-accent));
    border-radius: 50% 10px 10px 50%;
    transform-origin: left center;
    box-shadow: 0 0 20px rgba(45, 154, 75, 0.5);
}

.blade-1 { transform: translate(-50%, -50%) rotate(0deg); }
.blade-2 { transform: translate(-50%, -50%) rotate(120deg); }
.blade-3 { transform: translate(-50%, -50%) rotate(240deg); }

.hub {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.6);
}

.loader-text {
    color: var(--white);
    font-size: 18px;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 500;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== NAVIGATION ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 60px;
    transition: var(--transition);
}

.navbar.scrolled .logo-img {
    height: 50px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    border-radius: 30px;
}

.navbar.scrolled .nav-link {
    color: var(--navy);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--green);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 20px;
}

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

.navbar.scrolled .nav-link:hover {
    color: var(--green);
}

.cta-btn {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 12px 24px !important;
    border-radius: 30px;
    box-shadow: 0 5px 20px rgba(10, 37, 64, 0.3);
}

.cta-btn::after {
    display: none;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(45, 154, 75, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.navbar.scrolled .hamburger span {
    background: var(--navy);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0A2540 0%, #1a3a5c 50%, #2D9A4B 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    z-index: 1;
}

.hero-parallax {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 80%, rgba(45, 154, 75, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(33, 150, 243, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(100, 181, 246, 0.15) 0%, transparent 50%);
}

.clouds {
    position: absolute;
    background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-cloud 30s linear infinite;
}

.cloud-1 {
    width: 400px;
    height: 150px;
    top: 20%;
    left: -200px;
    animation-duration: 45s;
}

.cloud-2 {
    width: 300px;
    height: 120px;
    top: 50%;
    left: -200px;
    animation-duration: 60s;
    animation-delay: -20s;
}

.cloud-3 {
    width: 500px;
    height: 180px;
    top: 70%;
    left: -300px;
    animation-duration: 80s;
    animation-delay: -40s;
}

@keyframes float-cloud {
    from { transform: translateX(0); }
    to { transform: translateX(calc(100vw + 500px)); }
}

.animated-turbines {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.turbine {
    position: absolute;
    bottom: 0;
}

.turbine-left {
    left: 5%;
    opacity: 0.4;
    transform: scale(0.8);
}

.turbine-right {
    right: 5%;
    opacity: 0.3;
    transform: scale(0.6);
}

.turbine-pole {
    width: 8px;
    height: 300px;
    background: linear-gradient(to bottom, #d0d0d0, #8a95a5);
    margin: 0 auto;
    border-radius: 4px;
    position: relative;
}

.turbine-pole::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: radial-gradient(circle, #d0d0d0, #8a95a5);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.turbine-rotor {
    position: absolute;
    top: -80px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 240px;
    animation: rotate-vawt 4s linear infinite;
}

.vawt-blade {
    position: absolute;
    top: 0;
    left: 50%;
    width: 8px;
    height: 240px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.6));
    border-radius: 4px;
    transform-origin: bottom center;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
}

.vawt-blade-1 {
    transform: translateX(-50%) rotate(0deg) translateY(-60px);
    transform-origin: center calc(100% + 60px);
}

.vawt-blade::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -15px;
    width: 38px;
    height: 60%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(100, 181, 246, 0.3));
    border-radius: 100% 100% 100% 100% / 50% 50% 50% 50%;
    transform: skewY(-5deg);
}

.vawt-blade-2 {
    transform: translateX(-50%) translate(60px, -30px) rotate(60deg);
    transform-origin: center bottom;
}

.vawt-blade-3 {
    transform: translateX(-50%) translate(-60px, -30px) rotate(-60deg);
    transform-origin: center bottom;
}

.turbine-left .turbine-rotor {
    animation-duration: 6s;
}

.turbine-right .turbine-rotor {
    animation-duration: 5s;
    animation-direction: reverse;
}

@keyframes rotate-vawt {
    from { transform: translateX(-50%) rotateY(0deg); }
    to { transform: translateX(-50%) rotateY(360deg); }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    width: 100%;
}

.hero-text {
    max-width: 800px;
}

.hero-tagline {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 3px;
    border-radius: 30px;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 72px;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.typing-text {
    display: inline-block;
    border-right: 3px solid var(--green-light);
    padding-right: 5px;
    animation: blink-caret 0.75s step-end infinite;
    color: var(--green-light);
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--green-light); }
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    position: relative;
}

.stat::after {
    content: '';
    position: absolute;
    top: 10%;
    right: -30px;
    width: 1px;
    height: 80%;
    background: rgba(255, 255, 255, 0.3);
}

.stat:last-child::after {
    display: none;
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    background: var(--gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    letter-spacing: 1px;
    margin-top: 4px;
    text-transform: uppercase;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 5;
    animation: bounce 2s infinite;
}

.mouse {
    width: 26px;
    height: 44px;
    border: 2px solid rgba(255, 255, 255, 0.7);
    border-radius: 20px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease infinite;
}

@keyframes scroll {
    0% { top: 8px; opacity: 1; }
    100% { top: 24px; opacity: 0; }
}

.scroll-indicator span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

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

/* ========== ABOUT SECTION ========== */
.about {
    background: var(--white);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to bottom, transparent, rgba(245, 247, 250, 0.5));
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-text p {
    font-size: 16px;
    color: var(--gray-dark);
    line-height: 1.8;
    margin-bottom: 20px;
}

.features-list {
    margin-top: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--gray-light);
    border-radius: 16px;
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-item:hover {
    transform: translateX(10px);
    border-color: var(--green);
    box-shadow: var(--shadow-md);
    background: var(--white);
}

.feature-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 22px;
    box-shadow: 0 10px 20px rgba(10, 37, 64, 0.2);
}

.feature-content h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
}

.feature-content p {
    font-size: 14px;
    color: var(--gray-dark);
    margin: 0;
}

/* ========== 3D VAWT MODEL ========== */
.about-visual {
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.turbine-3d {
    position: relative;
    width: 300px;
    height: 500px;
    perspective: 1000px;
}

.vawt-model {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: rotate3d 10s linear infinite;
}

@keyframes rotate3d {
    from { transform: rotateY(0deg); }
    to { transform: rotateY(360deg); }
}

.vawt-base {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 30px;
    background: radial-gradient(ellipse, #8a95a5, #5a6578);
    border-radius: 50%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.vawt-shaft {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 460px;
    background: linear-gradient(to right, #5a6578, #d0d0d0, #5a6578);
    border-radius: 5px;
}

.vawt-top {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, var(--green-light), var(--green-dark));
    border-radius: 50%;
    box-shadow: 0 0 20px var(--green);
}

.vawt-blades-container {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 400px;
    transform-style: preserve-3d;
    animation: rotate-blades 3s linear infinite;
}

@keyframes rotate-blades {
    from { transform: translateX(-50%) rotateY(0deg); }
    to { transform: translateX(-50%) rotateY(360deg); }
}

.vawt-curved-blade {
    position: absolute;
    top: 0;
    left: 50%;
    width: 15px;
    height: 100%;
    background: linear-gradient(135deg, var(--navy), var(--blue-accent));
    border-radius: 50% 50% 10px 10px / 30% 30% 10px 10px;
    box-shadow:
        0 0 30px rgba(33, 150, 243, 0.4),
        inset -5px 0 10px rgba(0, 0, 0, 0.2);
}

.blade-a {
    transform: translateX(-50%) translateZ(80px) rotateY(0deg);
}

.blade-b {
    transform: translateX(-50%) rotateY(120deg) translateZ(80px);
}

.blade-c {
    transform: translateX(-50%) rotateY(240deg) translateZ(80px);
}

.wind-lines {
    position: absolute;
    top: 0;
    left: -50px;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.wind-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(33, 150, 243, 0.6), transparent);
    border-radius: 2px;
    animation: wind-flow 3s ease-in-out infinite;
}

.wind-line:nth-child(1) {
    top: 20%;
    left: -50px;
    width: 100px;
    animation-delay: 0s;
}
.wind-line:nth-child(2) {
    top: 35%;
    left: -80px;
    width: 150px;
    animation-delay: 0.5s;
}
.wind-line:nth-child(3) {
    top: 50%;
    left: -60px;
    width: 120px;
    animation-delay: 1s;
}
.wind-line:nth-child(4) {
    top: 65%;
    left: -90px;
    width: 180px;
    animation-delay: 1.5s;
}
.wind-line:nth-child(5) {
    top: 80%;
    left: -70px;
    width: 140px;
    animation-delay: 2s;
}

@keyframes wind-flow {
    0% { transform: translateX(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(500px); opacity: 0; }
}

/* ========== PARALLAX DIVIDER ========== */
.parallax-divider {
    height: 500px;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.parallax-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.85), rgba(45, 154, 75, 0.75));
}

.parallax-1 {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1920 1080" preserveAspectRatio="xMidYMid slice"><defs><linearGradient id="sky" x1="0" y1="0" x2="0" y2="1"><stop offset="0%" stop-color="%234a7fa8"/><stop offset="100%" stop-color="%238fb8d4"/></linearGradient><linearGradient id="ground" x1="0" y1="0" x2="0" y2="1"><stop offset="0%" stop-color="%234a7c3a"/><stop offset="100%" stop-color="%232d5020"/></linearGradient></defs><rect width="1920" height="700" fill="url(%23sky)"/><rect y="700" width="1920" height="380" fill="url(%23ground)"/><g opacity="0.6"><circle cx="200" cy="150" r="40" fill="white" opacity="0.4"/><circle cx="240" cy="140" r="50" fill="white" opacity="0.4"/><circle cx="280" cy="150" r="45" fill="white" opacity="0.4"/><circle cx="1500" cy="200" r="60" fill="white" opacity="0.3"/><circle cx="1560" cy="190" r="70" fill="white" opacity="0.3"/></g></svg>');
}

.parallax-2 {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1920 1080" preserveAspectRatio="xMidYMid slice"><defs><linearGradient id="sky2" x1="0" y1="0" x2="0" y2="1"><stop offset="0%" stop-color="%23fcb06a"/><stop offset="100%" stop-color="%23f88b60"/></linearGradient></defs><rect width="1920" height="1080" fill="url(%23sky2)"/><circle cx="1400" cy="300" r="150" fill="%23ffd700" opacity="0.6"/></svg>');
}

.parallax-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
    max-width: 1280px;
}

.parallax-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.parallax-subtitle {
    font-size: 20px;
    opacity: 0.9;
}

.counter-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    width: 100%;
}

.counter-item {
    text-align: center;
}

.counter-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 64px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #ffffff 0%, #bfdbfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.counter-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ========== TECHNOLOGY SECTION ========== */
.technology {
    background: var(--gray-light);
    position: relative;
}

.tech-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.tech-tab {
    padding: 14px 32px;
    background: var(--white);
    color: var(--navy);
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
}

.tech-tab:hover {
    border-color: var(--green);
    transform: translateY(-2px);
}

.tech-tab.active {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.tech-content {
    position: relative;
    min-height: 500px;
}

.tech-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.tech-panel.active {
    display: grid;
    opacity: 1;
    transform: translateY(0);
}

.tech-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.tech-animation {
    position: relative;
    width: 300px;
    height: 400px;
}

.darrieus-anim {
    animation: spin-y 4s linear infinite;
    transform-style: preserve-3d;
}

.darrieus-blade {
    position: absolute;
    top: 0;
    left: 50%;
    width: 10px;
    height: 100%;
    background: linear-gradient(135deg, var(--green), var(--blue-accent));
    border-radius: 50% 50% 20px 20px / 40% 40% 20px 20px;
    box-shadow: 0 0 30px rgba(45, 154, 75, 0.4);
    transform-origin: center;
}

.db-1 {
    transform: translateX(-50%) translateZ(80px);
}
.db-2 {
    transform: translateX(-50%) rotateY(120deg) translateZ(80px);
}
.db-3 {
    transform: translateX(-50%) rotateY(240deg) translateZ(80px);
}

@keyframes spin-y {
    from { transform: rotateY(0deg); }
    to { transform: rotateY(360deg); }
}

.savonius-anim {
    animation: spin-y 3s linear infinite;
    transform-style: preserve-3d;
}

.savonius-half {
    position: absolute;
    top: 0;
    left: 50%;
    width: 120px;
    height: 100%;
    background: linear-gradient(135deg, var(--navy), var(--blue-accent));
    transform-origin: center;
    box-shadow: 0 0 30px rgba(33, 150, 243, 0.4);
}

.sav-1 {
    border-radius: 120px 0 0 120px;
    transform: translateX(-100%) rotateY(0deg);
}

.sav-2 {
    border-radius: 0 120px 120px 0;
    transform: translateX(0) rotateY(0deg);
    background: linear-gradient(135deg, var(--blue-accent), var(--green));
}

.hybrid-anim {
    position: relative;
    animation: spin-y 5s linear infinite;
    transform-style: preserve-3d;
}

.hybrid-outer {
    position: absolute;
    inset: 0;
}

.hybrid-inner {
    position: absolute;
    top: 25%;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 50%;
    transform-style: preserve-3d;
}

.hybrid-inner .savonius-half {
    width: 80px;
}

.tech-info h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 20px;
    line-height: 1.3;
}

.tech-info p {
    font-size: 16px;
    color: var(--gray-dark);
    line-height: 1.8;
    margin-bottom: 30px;
}

.tech-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.tech-specs li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--white);
    border-radius: 12px;
    color: var(--navy);
    font-weight: 500;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.tech-specs li:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.tech-specs i {
    color: var(--green);
    font-size: 16px;
}

/* ========== PRODUCTS (Residential) ========== */
.residential {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.product-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--green);
}

.product-card.featured {
    transform: translateY(-20px);
    border-color: var(--green);
    box-shadow: var(--shadow-lg);
}

.product-card.featured:hover {
    transform: translateY(-30px);
}

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 20px;
    text-transform: uppercase;
    z-index: 2;
}

.product-image {
    position: relative;
    height: 280px;
    background: linear-gradient(135deg, #e8f4f8 0%, #d4edda 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 50%);
    animation: rotate 20s linear infinite;
}

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

.product-turbine {
    position: relative;
    width: 120px;
    height: 200px;
    animation: spin-product 4s linear infinite;
    transform-style: preserve-3d;
    z-index: 2;
}

.product-turbine.mini {
    width: 80px;
    height: 160px;
    animation-duration: 5s;
}

.product-turbine.large {
    width: 140px;
    height: 240px;
    animation-duration: 3s;
}

.product-blade {
    position: absolute;
    top: 0;
    left: 50%;
    width: 10px;
    height: 100%;
    background: linear-gradient(135deg, var(--navy), var(--green));
    border-radius: 50% 50% 10px 10px;
    box-shadow: 0 0 20px rgba(45, 154, 75, 0.4);
}

.product-blade:nth-child(1) {
    transform: translateX(-50%) translateZ(40px);
}
.product-blade:nth-child(2) {
    transform: translateX(-50%) rotateY(120deg) translateZ(40px);
}
.product-blade:nth-child(3) {
    transform: translateX(-50%) rotateY(240deg) translateZ(40px);
}

@keyframes spin-product {
    from { transform: rotateY(0deg); }
    to { transform: rotateY(360deg); }
}

.product-content {
    padding: 32px;
}

.product-content h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
}

.product-power {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.product-desc {
    color: var(--gray-dark);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-features {
    margin-bottom: 28px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 14px;
    color: var(--gray-dark);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features i {
    color: var(--green);
    width: 20px;
    text-align: center;
}

.product-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: transparent;
    color: var(--navy);
    font-weight: 600;
    border-radius: 30px;
    border: 2px solid var(--navy);
    transition: var(--transition);
    font-size: 14px;
}

.product-btn:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
    gap: 12px;
}

/* ========== COMMERCIAL SECTION ========== */
.commercial {
    background: var(--gray-light);
}

.commercial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.commercial-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 4px solid transparent;
}

.commercial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--gradient-primary);
    transition: var(--transition);
    z-index: 0;
}

.commercial-card:hover::before {
    height: 100%;
}

.commercial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.commercial-card:hover .commercial-icon,
.commercial-card:hover h3,
.commercial-card:hover p,
.commercial-card:hover .commercial-specs span {
    color: var(--white);
    position: relative;
    z-index: 1;
}

.commercial-card:hover .commercial-icon {
    background: rgba(255, 255, 255, 0.2);
}

.commercial-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
    margin: 0 auto 24px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.commercial-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.commercial-card p {
    color: var(--gray-dark);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.commercial-specs {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.commercial-specs span {
    padding: 6px 14px;
    background: var(--gray-light);
    color: var(--navy);
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    transition: var(--transition);
}

.commercial-card:hover .commercial-specs span {
    background: rgba(255, 255, 255, 0.2);
}

/* ========== BENEFITS SECTION ========== */
.benefits {
    background: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.benefit-card {
    padding: 40px 32px;
    background: var(--white);
    border-radius: 20px;
    border: 2px solid var(--gray-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    bottom: -100%;
    right: -100%;
    width: 200px;
    height: 200px;
    background: var(--gradient-accent);
    border-radius: 50%;
    transition: var(--transition);
    opacity: 0.1;
}

.benefit-card:hover {
    transform: translateY(-10px);
    border-color: var(--green);
    box-shadow: var(--shadow-lg);
}

.benefit-card:hover::before {
    bottom: -50%;
    right: -50%;
}

.benefit-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 56px;
    font-weight: 900;
    color: var(--gray-light);
    line-height: 1;
    margin-bottom: 20px;
    transition: var(--transition);
}

.benefit-card:hover .benefit-number {
    color: var(--green);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
    transform: rotateY(360deg);
}

.benefit-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 12px;
}

.benefit-card p {
    color: var(--gray-dark);
    font-size: 14px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ========== PROCESS SECTION ========== */
.process {
    background: var(--gray-light);
    position: relative;
    overflow: hidden;
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    padding: 0 20px;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.step-icon {
    width: 100px;
    height: 100px;
    background: var(--white);
    border: 3px solid var(--green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
    color: var(--green);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.process-step:hover .step-icon {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--navy);
    transform: scale(1.1);
}

.process-step h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 10px;
}

.process-step p {
    font-size: 13px;
    color: var(--gray-dark);
    line-height: 1.6;
}

.process-line {
    flex: 0.3;
    height: 3px;
    background: repeating-linear-gradient(
        to right,
        var(--green) 0,
        var(--green) 10px,
        transparent 10px,
        transparent 20px
    );
    margin-top: 50px;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
    background: var(--white);
    overflow: hidden;
}

.testimonial-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-track {
    display: flex;
    transition: transform 0.6s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 50px;
    background: linear-gradient(135deg, #f8fafc, #e6f4ff);
    border-radius: 24px;
    text-align: center;
    position: relative;
}

.quote-icon {
    font-size: 40px;
    color: var(--green);
    margin-bottom: 20px;
    opacity: 0.3;
}

.testimonial-text {
    font-size: 20px;
    color: var(--navy);
    line-height: 1.7;
    margin-bottom: 32px;
    font-style: italic;
    font-weight: 300;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 18px;
}

.author-info h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    text-align: left;
}

.author-info span {
    font-size: 13px;
    color: var(--gray-dark);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--gray);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--green);
    width: 30px;
    border-radius: 10px;
}

/* ========== CONTACT SECTION ========== */
.contact {
    background: var(--gray-light);
    position: relative;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
    line-height: 1.3;
}

.contact-info > p {
    font-size: 16px;
    color: var(--gray-dark);
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
}

.contact-details h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
}

.contact-details p {
    font-size: 14px;
    color: var(--gray-dark);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--navy);
    font-size: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--white);
    padding: 50px;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 30px;
}

.form-group {
    position: relative;
}

.form-group.full-width {
    margin-bottom: 30px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid #e0e6ed;
    font-size: 15px;
    color: var(--navy);
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group label {
    position: absolute;
    top: 14px;
    left: 0;
    color: var(--gray);
    font-size: 15px;
    transition: var(--transition);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group select:focus + label,
.form-group select:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -12px;
    font-size: 12px;
    color: var(--green);
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: var(--transition);
}

.form-group input:focus ~ .form-line,
.form-group select:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
    width: 100%;
}

.form-submit {
    width: 100%;
    justify-content: center;
    margin-top: 20px;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--navy-dark);
    color: var(--white);
    padding: 80px 0 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    padding-bottom: 60px;
}

.footer-logo {
    height: 70px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
    font-size: 14px;
}

.footer-brand .social-link {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.footer-brand .social-link:hover {
    background: var(--gradient-primary);
}

.footer-links h4,
.footer-newsletter h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--white);
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--green-light);
    padding-left: 8px;
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    overflow: hidden;
    padding: 4px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 16px;
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 13px;
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.newsletter-form button:hover {
    transform: rotate(45deg);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
}

/* ========== BACK TO TOP ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .hero-title { font-size: 56px; }
    .section-title { font-size: 40px; }
    .about-grid,
    .tech-panel,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .products-grid,
    .commercial-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    .counter-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-timeline {
        flex-direction: column;
        gap: 40px;
    }
    .process-line {
        width: 3px;
        height: 50px;
        background: repeating-linear-gradient(
            to bottom,
            var(--green) 0,
            var(--green) 10px,
            transparent 10px,
            transparent 20px
        );
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .section { padding: 80px 0; }
    .hero-title { font-size: 40px; }
    .hero-subtitle { font-size: 16px; }
    .section-title { font-size: 32px; }
    .parallax-title { font-size: 36px; }
    .counter-number { font-size: 40px; }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        transform: translateX(-100%);
        transition: var(--transition);
        box-shadow: var(--shadow-md);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

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

    .hamburger { display: flex; }

    .hero-stats {
        gap: 30px;
    }
    .stat::after { display: none; }
    .stat-number { font-size: 36px; }

    .products-grid,
    .commercial-grid,
    .benefits-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .product-card.featured {
        transform: translateY(0);
    }

    .product-card.featured:hover {
        transform: translateY(-10px);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-form-wrapper {
        padding: 30px;
    }

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

    .counter-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .parallax-divider {
        background-attachment: scroll;
    }
}