/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    --color-primary: #005c8c;
    --color-primary-dark: #003d5c;
    --color-primary-light: #0077b3;
    --color-accent: #ffba13;
    --color-accent-dark: #e6a500;
    --color-dark: #1a1a2e;
    --color-dark-light: #2d2d44;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-dark: #0a0a1a;
    --color-border: #e0e0e0;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 60px rgba(0, 0, 0, 0.2);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-secondary);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* ============================================
    Custom Cursor
   ============================================ */
.cursor {
    width: 12px;
    height: 12px;
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease, opacity 0.15s ease;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 186, 19, 0.3);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.4s ease, opacity 0.4s ease;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

.cursor.hover {
    transform: translate(-50%, -50%) scale(2);
    background: rgba(255, 186, 19, 0.1);
}

@media (max-width: 768px) {
    .cursor, .cursor-follower { display: none; }
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1001;
}

.header__logo-img {
    height: 48px;
    width: auto;
    transition: transform var(--transition-spring);
    filter: drop-shadow(0 0 8px rgba(255, 186, 19, 0.4));
}

.header__logo:hover .header__logo-img {
    transform: scale(1.1);
}

.header__phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 20px;
    border: 1px solid rgba(255, 186, 19, 0.3);
    border-radius: 50px;
    transition: all var(--transition-base);
}

.header__phone:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 186, 19, 0.4);
}

.header__phone svg {
    animation: phoneRing 2s ease-in-out infinite;
}

@keyframes phoneRing {
    0%, 100% { transform: rotate(0); }
    10% { transform: rotate(-15deg); }
    20% { transform: rotate(15deg); }
    30% { transform: rotate(-10deg); }
    40% { transform: rotate(10deg); }
    50% { transform: rotate(0); }
}

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

.nav__link {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 18px;
    border-radius: 8px;
    transition: all var(--transition-base);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav__link:hover,
.nav__link.active {
    color: #fff;
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 60%;
}

.header__menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.header__menu span {
    width: 28px;
    height: 2px;
    background: #fff;
    transition: all var(--transition-base);
    border-radius: 2px;
}

.header__menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.header__menu.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(20px);
}

.header__menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.nav__close {
    display: none;
    position: fixed;
    top: 25px;
    right: 25px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    z-index: 1002;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 1024px) {
    .header__phone { display: none; }
    .header__menu { display: flex; }
    .nav__close { display: none; }
    .nav.active .nav__close { display: flex; }
    
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--color-dark);
        padding: 100px 40px 40px;
        transition: right var(--transition-slow);
        z-index: 1000;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav.active ~ .header__menu,
    .header:has(.nav.active) .header__menu {
        display: none;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }
    
    .nav__link {
        font-size: 1.1rem;
        padding: 14px 20px;
        border-radius: 12px;
    }
    
    .nav__link:hover,
    .nav__link.active {
        background: rgba(255, 186, 19, 0.1);
        color: var(--color-accent);
    }
    
    .nav__link::after { display: none; }
}

@media (max-width: 768px) {
    .header-container { padding: 0 20px; }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    transition: left var(--transition-base);
    z-index: -1;
}

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

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

.btn--primary::before {
    background: var(--color-accent-dark);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 186, 19, 0.4);
}

.btn--outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn--outline::before {
    background: #fff;
}

.btn--outline:hover {
    color: var(--color-dark);
    border-color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

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

/* ============================================
   Section Common Styles
   ============================================ */
.section__label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.section__label-line {
    width: 40px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
}

.section__label--light {
    color: var(--color-accent);
}

.section__label--light .section__label-line--light {
    background: var(--color-accent);
}

.section__title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-dark);
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.section__title--light {
    color: #fff;
}

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

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(255, 186, 19, 0.3);
    z-index: -1;
    border-radius: 4px;
}

.highlight--light {
    color: var(--color-accent);
}

.section__subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
}

.section__header--center {
    text-align: center;
}

.section__header--center .section__label {
    justify-content: center;
}

.section__header--center .section__subtitle {
    margin: 0 auto;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-dark);
}

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

.hero__bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(10, 10, 26, 0.95) 0%, rgba(0, 93, 140, 0.7) 100%),
        url('images/wind-turbines.jpg') center/cover no-repeat;
    animation: heroBgZoom 30s ease-in-out infinite alternate;
}

@keyframes heroBgZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.hero__particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    overflow: hidden;
    pointer-events: none;
}

.lightning-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(200, 220, 255, 0.12) 0%, transparent 70%);
    opacity: 0;
    z-index: 1;
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 3;
    width: 100%;
}

.hero__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero__main {
    flex: 1;
    min-width: 0;
}

.hero__quote {
    flex-shrink: 0;
    width: 420px;
}

.hero-quote__body {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 32px 28px;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-quote__title {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.hero-quote__desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(255, 186, 19, 0.1);
    border: 1px solid rgba(255, 186, 19, 0.3);
    border-radius: 50px;
    color: var(--color-accent);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: badgePulse 2s ease-in-out infinite;
}

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

.hero__title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero__title-line {
    display: block;
}

.hero__title em {
    font-style: normal;
    color: var(--color-accent);
    position: relative;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.7);
    max-width: 650px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero__buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero__scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 13px;
    position: relative;
}

.hero__scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(16px); }
}

@media (max-width: 768px) {
    .hero__content { padding-top: 100px; }
    .hero__container { padding: 0 20px; }
    .hero__buttons { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .hero__scroll { display: none; }
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 120px 0;
    background: var(--color-bg);
    overflow: hidden;
}

.about__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about__image-wrapper {
    position: relative;
}

.about__image-frame {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--color-accent);
    border-radius: 20px;
    z-index: 0;
    transition: all var(--transition-slow);
}

.about__image-wrapper:hover .about__image-frame {
    top: 10px;
    left: 10px;
}

.about__image {
    position: relative;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    z-index: 1;
    transition: transform var(--transition-slow);
}

.about__image-wrapper:hover .about__image {
    transform: translate(-5px, -5px);
}

.about__image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-primary);
    color: #fff;
    padding: 24px 32px;
    border-radius: 16px;
    text-align: center;
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.about__image-badge-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
}

.about__image-badge-text {
    font-size: 0.85rem;
    font-weight: 500;
    opacity: 0.9;
}

.about__content {
    max-width: 560px;
}

.about__text {
    font-size: 1.05rem;
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.about__feature {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--color-bg-light);
    border-radius: 12px;
    transition: all var(--transition-base);
}

.about__feature:hover {
    background: #fff;
    box-shadow: var(--shadow-md);
    transform: translateX(8px);
}

.about__feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 186, 19, 0.1);
    border-radius: 12px;
}

@media (max-width: 1024px) {
    .about__container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about__content {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .about { padding: 80px 0; }
    .about__container { padding: 0 20px; }
    .about__image-badge {
        right: 10px;
        bottom: -10px;
        padding: 16px 24px;
    }
    .about__image-badge-number { font-size: 2rem; }
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 120px 0;
    background: var(--color-bg-light);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 93, 140, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 186, 19, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.services__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
}

.section__header {
    text-align: center;
    margin-bottom: 60px;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background: #fff;
    padding: 40px 32px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card__title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 12px;
    transition: color var(--transition-base);
}

.service-card:hover .service-card__title {
    color: var(--color-primary);
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.service-card__icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 93, 140, 0.08), rgba(255, 186, 19, 0.08));
    border-radius: 18px;
    margin-bottom: 24px;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    transform: scale(1.1) rotate(5deg);
}

.service-card__title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 12px;
}

.service-card__desc {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card__line {
    width: 0;
    height: 3px;
    background: var(--color-accent);
    border-radius: 3px;
    transition: width var(--transition-base);
}

.service-card:hover .service-card__line {
    width: 60px;
}

@media (max-width: 768px) {
    .services { padding: 80px 0; }
    .services__container { padding: 0 20px; }
    .services__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .service-card { padding: 28px 24px; }
}

/* ============================================
   Why Us Section
   ============================================ */
.why-us {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

.why-us__bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(10, 10, 26, 0.92) 0%, rgba(0, 93, 140, 0.85) 100%),
        url('images/night-city.jpg') center/cover no-repeat;
    z-index: 1;
}

.why-us__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.why-us__content {
    position: relative;
    z-index: 3;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.why-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 28px;
    text-align: center;
    transition: all var(--transition-base);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-8px);
    border-color: rgba(255, 186, 19, 0.3);
}

.why-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 186, 19, 0.1);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.why-card:hover .why-card__icon {
    transform: scale(1.15) rotate(10deg);
    background: rgba(255, 186, 19, 0.2);
}

.why-card__title {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.why-card__text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .why-us__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .why-us { padding: 80px 0; }
    .why-us__content { padding: 0 20px; }
    .why-us__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .why-card { padding: 28px 24px; }
}

/* ============================================
    Contact Section
    ============================================ */
.contact {
    padding: 120px 0;
    background: var(--color-bg-light);
    position: relative;
}

.contact__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 60px;
}

/* Form Styles */
.contact__form {
    background: #fff;
    padding: 48px;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

.form__group {
    position: relative;
    margin-bottom: 28px;
}

.form__input {
    width: 100%;
    padding: 16px 0;
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--color-text);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--color-border);
    outline: none;
    transition: border-color var(--transition-base);
}

.form__input:focus {
    border-bottom-color: var(--color-primary);
}

.form__label {
    position: absolute;
    top: 16px;
    left: 0;
    font-size: 1rem;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: all var(--transition-base);
}

.form__input:focus ~ .form__label,
.form__input:not(:placeholder-shown) ~ .form__label {
    top: -8px;
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 600;
}

.form__line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transition: width var(--transition-base);
}

.form__input:focus ~ .form__line {
    width: 100%;
}

.form__select {
    appearance: none;
    cursor: pointer;
    color: var(--color-text-muted);
}

.form__select:focus {
    color: var(--color-text);
}

.form__group--textarea {
    margin-bottom: 32px;
}

.form__textarea {
    resize: vertical;
    min-height: 100px;
}

/* Contact Info */
.contact__info {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 40px;
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: #fff;
    border-radius: 16px;
    transition: all var(--transition-base);
}

.contact__info-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(8px);
}

.contact__info-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 186, 19, 0.1);
    border-radius: 14px;
}

.contact__info-content h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.contact__info-content p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.contact__info-content a {
    color: var(--color-primary);
    transition: color var(--transition-fast);
}

.contact__info-content a:hover {
    color: var(--color-accent);
}

/* Map */
.contact__map {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 300px;
}

.contact__map-container {
    width: 100%;
    height: 100%;
    background: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.contact__map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

@media (max-width: 1024px) {
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .contact { padding: 80px 0; }
    .contact__container { padding: 0 20px; }
    .contact__form { padding: 32px 24px; }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0;
}

.footer__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer__top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer__logo-img {
    height: 48px;
    width: auto;
    filter: drop-shadow(0 0 8px rgba(255, 186, 19, 0.4));
}

.footer__logo span {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
}

.footer__tagline {
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.footer__desc {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer__links h4,
.footer__services h4,
.footer__contact h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.footer__links ul,
.footer__services ul,
.footer__contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__links a,
.footer__services a,
.footer__contact a {
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer__links a:hover,
.footer__services a:hover,
.footer__contact a:hover {
    color: var(--color-accent);
    transform: translateX(4px);
}

.footer__bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

@media (max-width: 1024px) {
    .footer__top {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .footer { padding: 60px 0 0; }
    .footer__container { padding: 0 20px; }
    .footer__top {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* ============================================
   Back to Top
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

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

.back-to-top:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    transform: translateY(-4px);
}

/* ============================================
   Scroll Animations
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll[data-animation="fade-up"] {
    opacity: 0;
    transform: translateY(40px);
}

.animate-on-scroll[data-animation="fade-down"] {
    opacity: 0;
    transform: translateY(-40px);
}

.animate-on-scroll[data-animation="fade-left"] {
    opacity: 0;
    transform: translateX(40px);
}

.animate-on-scroll[data-animation="fade-right"] {
    opacity: 0;
    transform: translateX(-40px);
}

.animate-on-scroll[data-animation="scale-up"] {
    opacity: 0;
    transform: scale(0.9);
}

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

/* ============================================
   Stagger Animation Delays
   ============================================ */
.animate-on-scroll[data-delay="100"] { transition-delay: 0.1s; }
.animate-on-scroll[data-delay="150"] { transition-delay: 0.15s; }
.animate-on-scroll[data-delay="200"] { transition-delay: 0.2s; }
.animate-on-scroll[data-delay="250"] { transition-delay: 0.25s; }
.animate-on-scroll[data-delay="300"] { transition-delay: 0.3s; }
.animate-on-scroll[data-delay="350"] { transition-delay: 0.35s; }
.animate-on-scroll[data-delay="400"] { transition-delay: 0.4s; }
.animate-on-scroll[data-delay="450"] { transition-delay: 0.45s; }
.animate-on-scroll[data-delay="500"] { transition-delay: 0.5s; }
.animate-on-scroll[data-delay="550"] { transition-delay: 0.55s; }
.animate-on-scroll[data-delay="600"] { transition-delay: 0.6s; }

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }
}

/* ============================================
   Smooth Scroll Offset
   ============================================ */
[id] {
    scroll-margin-top: 80px;
}

/* ============================================
   Selection
   ============================================ */
::selection {
    background: var(--color-accent);
    color: var(--color-dark);
}

/* ============================================
   Scrollbar
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

/* ============================================
   Quote Tool (Mini Preventivatore)
   ============================================ */
.quote-tool {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, #e8f4f8 100%);
    position: relative;
    overflow: hidden;
}

.quote-tool::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 93, 140, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.quote-tool__container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
}

.quote-tool__header {
    text-align: center;
    margin-bottom: 48px;
}

.quote-tool__body {
    background: #fff;
    border-radius: 24px;
    padding: 48px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

/* Step Indicator */
.quote-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}

.quote-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    opacity: 0.4;
    transition: opacity var(--transition-base);
}

.quote-step-indicator.active {
    opacity: 1;
}

.quote-step-indicator.completed {
    opacity: 0.7;
}

.quote-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: all var(--transition-base);
}

.quote-step-indicator.active .quote-step-number {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 93, 140, 0.3);
}

.quote-step-indicator.completed .quote-step-number {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-dark);
}

.quote-step-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition-base);
}

.quote-step-indicator.active .quote-step-label {
    color: var(--color-primary);
}

.quote-step-line {
    width: 40px;
    height: 2px;
    background: var(--color-border);
    transition: background var(--transition-base);
}

.quote-step-line.completed {
    background: var(--color-accent);
}

/* Quote Panels */
.quote-panel {
    display: none;
    animation: quotePanelIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.quote-panel.active {
    display: block;
}

@keyframes quotePanelIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.quote-panel__title {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 8px;
    text-align: center;
}

.quote-panel__desc {
    font-size: 0.95rem;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 24px;
}

/* Quote Options Grid */
.quote-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.quote-option {
    position: relative;
    cursor: pointer;
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: 24px 16px;
    text-align: center;
    transition: all var(--transition-base);
    background: #fff;
}

.quote-option:hover {
    border-color: var(--color-primary-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.quote-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.quote-option:has(input:checked) {
    border-color: var(--color-primary);
    background: rgba(0, 93, 140, 0.04);
    box-shadow: 0 0 0 3px rgba(0, 93, 140, 0.1);
}

.quote-option__icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-light);
    border-radius: 14px;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.quote-option:has(input:checked) .quote-option__icon {
    background: var(--color-primary);
    color: #fff;
}

.quote-option__label {
    display: block;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.quote-option__sub {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Urgency-specific colors */
.quote-option--urgent:has(input:checked) {
    border-color: #e74c3c;
    background: rgba(231, 76, 60, 0.04);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.quote-option--urgent:has(input:checked) .quote-option__icon {
    background: #e74c3c;
}

.quote-option--medium:has(input:checked) {
    border-color: var(--color-accent);
    background: rgba(255, 186, 19, 0.04);
    box-shadow: 0 0 0 3px rgba(255, 186, 19, 0.1);
}

.quote-option--medium:has(input:checked) .quote-option__icon {
    background: var(--color-accent);
}

.quote-option--low:has(input:checked) {
    border-color: #27ae60;
    background: rgba(39, 174, 96, 0.04);
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.quote-option--low:has(input:checked) .quote-option__icon {
    background: #27ae60;
}

/* Quote Input */
.quote-input-wrapper {
    margin-bottom: 32px;
}

.quote-input {
    width: 100%;
    padding: 18px 24px;
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 14px;
    outline: none;
    transition: all var(--transition-base);
}

.quote-input:focus {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(0, 93, 140, 0.1);
}

.quote-input::placeholder {
    color: var(--color-text-muted);
}

/* Quote Buttons */
.quote-btn-next,
.quote-btn-prev {
    min-width: 160px;
}

.quote-btn-next:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.quote-btns-row {
    display: flex;
    gap: 16px;
    justify-content: space-between;
    flex-wrap: wrap;
}

/* Quote Summary */
.quote-summary {
    background: var(--color-bg-light);
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 32px;
}

.quote-summary__item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.quote-summary__item:last-child {
    border-bottom: none;
}

.quote-summary__label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.quote-summary__value {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
}

.quote-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    color: #fff;
    border-color: #25D366;
    text-decoration: none;
    transition: all var(--transition-base);
}

.quote-whatsapp:hover {
    background: #20bd5a;
    border-color: #20bd5a;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.quote-whatsapp::before {
    display: none;
}

/* ============================================
   Common Problems Section
   ============================================ */
.common-problems {
    padding: 120px 0;
    background: var(--color-bg);
    position: relative;
}

.common-problems__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.problems__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.problem-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 32px 28px;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.problem-card__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 93, 140, 0.08), rgba(255, 186, 19, 0.08));
    border-radius: 16px;
    margin-bottom: 20px;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.problem-card:hover .problem-card__icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    transform: scale(1.1);
}

.problem-card__title {
    font-family: var(--font-primary);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 12px;
    transition: color var(--transition-base);
}

.problem-card:hover .problem-card__title {
    color: var(--color-primary);
}

.problem-card__desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 20px;
    flex-grow: 1;
}

.problem-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-base);
    margin-top: auto;
}

.problem-card__cta::after {
    content: '';
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.problem-card__cta:hover {
    color: var(--color-accent-dark);
    gap: 12px;
}

.problem-card__cta:hover::after {
    width: 24px;
}

/* ============================================
    Quote Tool Compact (Hero Inline)
    ============================================ */
.quote-steps--compact {
    margin-bottom: 20px;
    padding-bottom: 16px;
}

.quote-steps--compact .quote-step-label {
    display: none;
}

.quote-steps--compact .quote-step-line {
    width: 20px;
}

.quote-steps--compact .quote-step-number {
    width: 32px;
    height: 32px;
    font-size: 0.8rem;
}

.quote-options--compact {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.quote-options--compact .quote-option {
    padding: 14px 8px;
    border-radius: 12px;
}

.quote-options--compact .quote-option__icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 8px;
}

.quote-options--compact .quote-option__label {
    font-size: 0.78rem;
}

.quote-options--col-1 {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
}

.quote-options--col-1 .quote-option {
    padding: 12px 14px !important;
    display: flex;
    align-items: center;
    gap: 12px;
    text-align: left;
}

.quote-options--col-1 .quote-option__icon {
    margin: 0;
    flex-shrink: 0;
}

.quote-btns-row--sm {
    gap: 10px;
    justify-content: flex-end;
}

.btn--sm {
    padding: 10px 20px;
    font-size: 0.85rem;
    border-radius: 10px;
}

.quote-summary--compact {
    background: var(--color-bg-light);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.quote-summary--compact .quote-summary__item {
    padding: 10px 0;
}

.quote-summary--compact .quote-summary__label {
    font-size: 0.8rem;
}

.quote-summary--compact .quote-summary__value {
    font-size: 0.9rem;
}

/* ============================================
    Quote Tool Responsive
    ============================================ */
@media (max-width: 1200px) {
    .hero__container {
        flex-direction: column;
        gap: 40px;
    }

    .hero__quote {
        width: 100%;
        max-width: 600px;
    }

    .hero__scroll {
        display: none;
    }
}

@media (max-width: 1024px) {
    .quote-options--compact {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero__container {
        padding: 0 20px;
    }

    .hero__quote {
        max-width: 100%;
        margin-bottom: 60px;
    }

    .hero-quote__body {
        padding: 24px 20px;
    }

    .quote-options--compact {
        grid-template-columns: 1fr;
    }

    .quote-options--compact .quote-option {
        padding: 12px 14px;
        display: flex;
        align-items: center;
        gap: 12px;
        text-align: left;
    }

    .quote-options--compact .quote-option__icon {
        margin: 0;
        flex-shrink: 0;
    }

    .quote-btns-row,
    .quote-btns-row--sm {
        flex-direction: column;
    }

    .quote-btn-next,
    .quote-btn-prev,
    .quote-whatsapp {
        width: 100%;
        justify-content: center;
    }

    .common-problems {
        padding: 80px 0;
    }

    .common-problems__container {
        padding: 0 20px;
    }

    .problems__grid {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-top: 40px;
    }

    .problem-card {
        padding: 24px 20px;
    }
}

@media (max-width: 480px) {
    .quote-tool__body {
        padding: 24px 16px;
    }

    .quote-panel__title {
        font-size: 1.2rem;
    }

    .quote-summary {
        padding: 20px;
    }

    .quote-summary__item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}