:root {
    --color-bg: #0a0a0a;
    --color-bg-secondary: #0f0f0f;
    --color-bg-card: #141414;
    --color-orange: #ff5a1f;
    --color-red: #ff2e2e;
    --color-text: #ffffff;
    --color-text-muted: #a0a0a0;
    --color-border: rgba(255, 255, 255, 0.1);
    --font-display: 'Oswald', sans-serif;
    --font-body: 'Montserrat', sans-serif;
}

[data-theme="light"] {
    --color-bg: #f5f5f5;
    --color-bg-secondary: #ffffff;
    --color-bg-card: #ffffff;
    --color-text: #1a1a1a;
    --color-text-muted: #666666;
    --color-border: rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    overflow-x: hidden;
    line-height: 1.6;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--color-orange);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 20s infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0.1;
    }
}

.grid-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.05;
    background-image: 
        linear-gradient(rgba(255, 90, 31, 0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 90, 31, 0.5) 1px, transparent 1px);
    background-size: 100px 100px;
    animation: gridMove 20s linear infinite;
}

[data-theme="light"] .grid-lines {
    opacity: 0.08;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0.4rem 3rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding: 0.3rem 3rem;
    border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .navbar.scrolled {
    background: rgba(245, 245, 245, 0.95);
}

[data-theme="light"] .char {
    background: linear-gradient(180deg, #1a1a1a 0%, #4a4a4a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .word:nth-child(1) .char {
    background: linear-gradient(180deg, var(--color-orange) 0%, rgba(255, 90, 31, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .word:nth-child(2) .char {
    background: linear-gradient(180deg, #e67350 0%, rgba(230, 115, 80, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .word:nth-child(3) .char {
    background: linear-gradient(180deg, var(--color-red) 0%, rgba(255, 46, 46, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .hero-btn {
    box-shadow: 0 10px 40px rgba(255, 90, 31, 0.4);
}

[data-theme="light"] .hero-btn:hover {
    box-shadow: 0 15px 50px rgba(255, 90, 31, 0.6);
}

[data-theme="light"] .service-card-creative:hover {
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 0 0 1px var(--color-orange);
}

[data-theme="light"] .timeline-content:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .differential-card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .differential-card:hover .differential-icon {
    box-shadow: 0 10px 30px rgba(255, 90, 31, 0.3);
}

[data-theme="light"] .service-card-creative:hover .card-icon-custom {
    box-shadow: 0 15px 30px rgba(255, 90, 31, 0.3);
}

[data-theme="light"] .contact-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .timeline-dot {
    box-shadow: 0 0 20px rgba(255, 90, 31, 0.3);
}

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

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-orange);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.7rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-orange), var(--color-red));
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--color-orange);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s ease;
}

.theme-toggle {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    margin-left: 1rem;
}

.theme-toggle:hover {
    border-color: var(--color-orange);
    transform: scale(1.1);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-orange);
    transition: all 0.3s ease;
}

.theme-toggle .icon-moon {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-moon {
    display: block;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 2rem;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(255, 90, 31, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(255, 46, 46, 0.1) 0%, transparent 50%),
        var(--color-bg-secondary);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255, 90, 31, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 70% 70%, rgba(255, 46, 46, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    z-index: 10;
}

.hero-title-wrapper {
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.hero-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    line-height: 1;
}

.word {
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.char {
    font-family: var(--font-display);
    font-size: clamp(3rem, 12vw, 10rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
    opacity: 0;
    transform: translateY(100%) scale(0.5);
    filter: blur(20px);
    background: linear-gradient(180deg, var(--color-text) 0%, rgba(255, 255, 255, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.word:nth-child(1) .char {
    background: linear-gradient(180deg, var(--color-orange) 0%, rgba(255, 90, 31, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.word:nth-child(2) .char {
    background: linear-gradient(180deg, #ff8a5c 0%, rgba(255, 138, 92, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.word:nth-child(3) .char {
    background: linear-gradient(180deg, var(--color-red) 0%, rgba(255, 46, 46, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 3rem;
    opacity: 0;
    transform: translateY(30px);
    letter-spacing: 0.5px;
    font-weight: 300;
}

.hero-btn {
    display: inline-block;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--color-orange) 0%, var(--color-red) 100%);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 50px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 40px rgba(255, 90, 31, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.hero-btn:hover::before {
    left: 100%;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(255, 90, 31, 0.5);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0;
}

.hero-scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, var(--color-orange), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(0.5);
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(50px);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    opacity: 0;
    transform: translateY(30px);
}

.services {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
    overflow: hidden;
}

.services .section-header {
    margin-bottom: 3rem;
    padding: 0 5%;
    text-align: center;
}

.services-horizontal {
    position: relative;
    width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    cursor: grab;
    padding: 1rem 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.services-horizontal::-webkit-scrollbar {
    display: none;
}

.services-horizontal:active {
    cursor: grabbing;
}

.services-track {
    display: flex;
    gap: 2rem;
    padding: 0 5%;
    width: max-content;
}

.service-slide {
    flex: 0 0 300px;
}

.service-card-creative {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.service-card-creative::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 90, 31, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card-creative:hover::before {
    opacity: 1;
}

.service-card-creative:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--color-orange);
    box-shadow: 
        0 25px 50px rgba(255, 90, 31, 0.15),
        0 0 0 1px var(--color-orange);
}

.card-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    color: rgba(255, 90, 31, 0.08);
    line-height: 1;
    transition: all 0.5s ease;
}

.service-card-creative:hover .card-number {
    color: rgba(255, 90, 31, 0.2);
    transform: scale(1.1);
}

.card-icon-custom {
    width: 70px;
    height: 70px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 90, 31, 0.15) 0%, rgba(255, 46, 46, 0.1) 100%);
    border-radius: 20px;
    transition: all 0.5s ease;
    position: relative;
    z-index: 1;
}

.card-icon-custom svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-orange);
    transition: all 0.4s ease;
}

.service-card-creative:hover .card-icon-custom {
    background: linear-gradient(135deg, var(--color-orange) 0%, var(--color-red) 100%);
    transform: rotate(-5deg) scale(1.1);
    box-shadow: 0 15px 30px rgba(255, 90, 31, 0.4);
}

.service-card-creative:hover .card-icon-custom svg {
    stroke: white;
}

.service-card-creative h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text);
    position: relative;
    z-index: 1;
}

.service-card-creative p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

.card-arrow {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateX(-10px);
}

.card-arrow svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-orange);
    transition: transform 0.3s ease;
}

.service-card-creative:hover .card-arrow {
    opacity: 1;
    transform: translateX(0);
    background: var(--color-orange);
    border-color: var(--color-orange);
}

.service-card-creative:hover .card-arrow svg {
    stroke: white;
    transform: translateX(5px);
}

.services-drag-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    letter-spacing: 1px;
    flex-shrink: 0;
    opacity: 0.7;
}

.drag-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: dragHint 2s ease-in-out infinite;
}

.drag-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-orange);
}

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

.trajectory {
    padding: 8rem 3rem;
    background: var(--color-bg);
    position: relative;
    overflow: hidden;
}

.timeline-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.timeline-wrapper {
    position: relative;
    padding: 2rem 0;
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--color-orange) 10%, var(--color-orange) 90%, transparent);
    opacity: 0;
}

.timeline-items {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    position: relative;
}

.timeline-item {
    display: flex;
    align-items: center;
    opacity: 0;
    position: relative;
}

.timeline-item.left {
    justify-content: flex-start;
    padding-right: calc(50% + 30px);
}

.timeline-item.right {
    justify-content: flex-end;
    padding-left: calc(50% + 30px);
}

.timeline-item .timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-item .timeline-content {
    width: calc(100% - 80px);
    max-width: 400px;
}

.timeline-item.left .timeline-content {
    text-align: right;
}

.timeline-item.right .timeline-content {
    text-align: left;
}

.timeline-dot {
    width: 20px;
    height: 20px;
    background: var(--color-orange);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(255, 90, 31, 0.5);
}

.timeline-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-orange);
    border-radius: 50%;
    opacity: 0;
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.5;
    }
}

.timeline-content {
    padding: 2rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 15px;
    transition: all 0.4s ease;
}

.timeline-content:hover {
    border-color: var(--color-orange);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 90, 31, 0.15);
}

.timeline-year {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-orange);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.timeline-content p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item.left,
    .timeline-item.right {
        justify-content: flex-start;
        padding-left: 60px;
        padding-right: 0;
    }
    
    .timeline-item .timeline-dot {
        left: 20px;
    }
    
    .timeline-item .timeline-content {
        width: 100%;
        text-align: left !important;
    }
}

.about {
    padding: 8rem 3rem;
    background: var(--color-bg-secondary);
    position: relative;
    overflow: hidden;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content {
    opacity: 0;
    transform: translateX(-50px);
    display: flex;
    flex-direction: column;
}

.about-content .about-label,
.about-content .about-title {
    opacity: 0;
    transform: translateY(30px);
}

.about-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-orange);
    margin-bottom: 1rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 90, 31, 0.1);
    border-radius: 30px;
}

.about-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-text {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1rem;
    line-height: 1.8;
    opacity: 0;
    transform: translateY(30px);
}

.about-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.stat-item {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
}

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

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.helmet-canvas-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}

#helmetCanvas {
    width: 100%;
    height: 100%;
    display: block;
}

.differentials {
    padding: 8rem 3rem;
    background: var(--color-bg);
}

.differentials-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.differential-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(50px);
    position: relative;
    overflow: hidden;
}

.differential-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 90, 31, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

.differential-card:hover {
    border-color: var(--color-orange);
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(255, 90, 31, 0.2);
}

.differential-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 90, 31, 0.1);
    border-radius: 50%;
    transition: all 0.4s ease;
}

.differential-card:hover .differential-icon {
    background: linear-gradient(135deg, var(--color-orange), var(--color-red));
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(255, 90, 31, 0.4);
}

.differential-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--color-orange);
    transition: stroke 0.4s ease;
}

.differential-card:hover .differential-icon svg {
    stroke: var(--color-text);
}

.differential-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.differential-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.contact {
    padding: 8rem 3rem;
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(255, 90, 31, 0.1) 0%, transparent 50%),
        var(--color-bg-secondary);
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
}

.contact-info {
    opacity: 0;
    transform: translateX(-50px);
    width: 100%;
    text-align: center;
}

.contact-info h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.contact-info > p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: var(--color-orange);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 90, 31, 0.1);
    border-radius: 12px;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-orange);
}

.contact-item > div {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.2rem;
}

.contact-value {
    font-weight: 500;
    font-size: 0.95rem;
}

.contact-zap {
    margin-top: 1rem;
}

.zap-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    opacity: 0;
    transform: translateY(20px);
}

.zap-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.zap-btn svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.zap-btn span {
    letter-spacing: 0.5px;
}

.whatsapp-cta {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.whatsapp-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translate(-30%, -30%); }
    50% { transform: translate(-20%, -20%); }
}

.whatsapp-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.whatsapp-icon svg {
    width: 26px;
    height: 26px;
    fill: white;
}

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

.whatsapp-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.3rem;
}

.whatsapp-content h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.whatsapp-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: white;
    color: #128C7E;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 50px;
    position: relative;
    z-index: 1;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.whatsapp-btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.whatsapp-btn:hover svg {
    transform: translateX(5px);
}

.whatsapp-pulse {
    position: absolute;
    bottom: -15px;
    right: -15px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    opacity: 0.3;
    animation: pulse 2s ease-out infinite;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.3; }
    100% { transform: scale(2); opacity: 0; }
}

.contact-cards {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.contact-card-mini {
    flex: 1;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
}

.contact-card-mini:hover {
    border-color: var(--color-orange);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(255, 90, 31, 0.15);
}

.contact-card-mini .card-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 90, 31, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.contact-card-mini:hover .card-icon {
    background: var(--color-orange);
}

.contact-card-mini .card-icon svg {
    width: 18px;
    height: 18px;
    stroke: var(--color-orange);
    transition: stroke 0.3s ease;
}

.contact-card-mini:hover .card-icon svg {
    stroke: white;
}

.contact-card-mini .card-info {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.contact-card-mini .card-info span {
    font-size: 0.65rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.15rem;
}

.contact-card-mini .card-info strong {
    font-size: 0.8rem;
    color: var(--color-text);
    font-weight: 600;
}

.contact-card-mini:hover .card-icon {
    background: var(--color-orange);
}

.contact-card-mini .card-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--color-orange);
    transition: stroke 0.3s ease;
}

.contact-card-mini:hover .card-icon svg {
    stroke: white;
}

.contact-card-mini .card-info {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.contact-card-mini .card-info span {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-card-mini .card-info strong {
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 600;
}

.footer {
    padding: 3rem;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
    margin-bottom: 1rem;
    justify-content: center;
    align-items: center;
}

.footer p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

@media (max-width: 1024px) {
    .differentials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .about-visual {
        display: none;
    }
    
    .timeline-item,
    .timeline-item:nth-child(odd) {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-item:nth-child(odd) .timeline-content {
        text-align: center;
    }
    
    .timeline-dot {
        display: none;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--color-bg-secondary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.4s ease;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .differentials-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        flex: 0 0 300px;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .contact {
        padding: 4rem 1.5rem;
    }
    
    .contact-form {
        padding: 2rem 1.5rem;
    }
}