/* ============================================
   MODERN 2025 ROBOTIC THEME - Hakan'a Danış
   ============================================ */

:root {
    /* Colors */
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --secondary: #004E89;
    --accent: #00D4FF;
    --dark: #0A0E27;
    --dark-light: #1A1F3A;
    --light: #F5F7FA;
    --white: #FFFFFF;
    --text: #2D3748;
    --text-light: #718096;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    --gradient-dark: linear-gradient(135deg, #0A0E27 0%, #1A1F3A 100%);
    --gradient-accent: linear-gradient(135deg, #00D4FF 0%, #0099CC 100%);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Orbitron', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px 0;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */

.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--dark);
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 107, 53, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 107, 53, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particles::before,
.particles::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
}

.particles::before {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.particles::after {
    bottom: 20%;
    right: 10%;
    animation-delay: 5s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
    50% { transform: translate(50px, -50px) scale(1.2); opacity: 0.8; }
}

/* ============================================
   TOP BAR
   ============================================ */

.top-bar {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, var(--primary) 50%);
    padding: 12px 0;
    font-size: 14px;
    position: relative;
    z-index: 1000;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.top-bar-left {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-item {
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.contact-item i {
    color: var(--accent);
}

.contact-item:hover {
    color: var(--accent);
    transform: translateX(5px);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.follow-text {
    color: var(--white);
    font-weight: 500;
}

.social-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 15px 0;
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    width: 50px;
    height: 50px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.building-icon {
    width: 100%;
    height: 100%;
    position: relative;
    animation: buildingPulse 3s ease-in-out infinite;
}

.building-floor {
    width: 100%;
    height: 12px;
    background: var(--primary);
    margin-bottom: 3px;
    border-radius: 2px;
    position: relative;
}

.building-floor::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--dark);
    border-radius: 50%;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
}

.building-roof {
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-bottom: 15px solid var(--primary-dark);
    margin-bottom: 3px;
}

@keyframes buildingPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.logo-text {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.logo-suffix {
    color: var(--primary);
    font-weight: 800;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

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

.cta-button {
    background: var(--dark);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.cta-button:hover::before {
    left: 0;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

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

.hero-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 14, 39, 0.9) 0%, rgba(26, 31, 58, 0.8) 100%);
}

.hero-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(5deg); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid var(--primary);
    padding: 8px 16px;
    border-radius: 50px;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.badge-text {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 2px;
}

.badge-glow {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--white);
    position: relative;
    min-height: 80px; /* Rotasyon için sabit yükseklik */
}

.rotating-word {
    display: inline-block;
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
    opacity: 0;
    transform: translateY(20px);
}

.rotating-word.rotating-first {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.rotating-word.rotating-rest {
    color: var(--white);
}

.rotating-word.active {
    opacity: 1;
    transform: translateY(0);
}

.title-line {
    display: block;
    animation: slideInUp 0.8s ease-out;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.title-line:nth-child(3) {
    animation-delay: 0.4s;
}

.title-line.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    animation: fadeIn 1s ease-out 0.6s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 0.8s both;
}

.btn-primary,
.btn-secondary {
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(255, 107, 53, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    animation: floatCard 6s ease-in-out infinite;
    min-width: 120px;
    max-width: 150px;
    transition: all 0.3s ease;
    z-index: 1;
}

.floating-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}

.floating-card i {
    font-size: 32px;
    color: var(--primary);
}

.floating-card img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.floating-card span {
    font-size: 14px;
    font-weight: 600;
    text-align: center;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

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

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    position: relative;
}

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

@keyframes scroll {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 25px; }
}

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

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
    padding: var(--section-padding);
    background: var(--light);
    position: relative;
}

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

.section-label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 15px;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.service-card:hover::before {
    opacity: 0.05;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--white);
    position: relative;
    z-index: 1;
    transition: all 0.4s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

/* ============================================
   PROCESS SECTION
   ============================================ */

.process {
    padding: var(--section-padding);
    background: var(--dark);
    position: relative;
}

.process .section-header {
    color: var(--white);
}

.process .section-title {
    color: var(--white);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
}

.process-step:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
}

.step-number {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 20px;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.process-step h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 15px;
}

.process-step p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features {
    padding: var(--section-padding);
    background: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq {
    padding: var(--section-padding);
    background: var(--dark);
}

.faq .section-header {
    color: var(--white);
}

.faq .section-title {
    color: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 60px auto 0;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active {
    border-color: var(--primary);
    background: rgba(255, 107, 53, 0.1);
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question i {
    color: var(--primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 30px 25px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    padding: var(--section-padding);
    background: var(--light);
}

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

.contact-info h2 {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 15px;
}

.contact-info > p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.contact-item-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
}

.contact-item-text {
    color: var(--text);
    font-weight: 500;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #E2E8F0;
    border-radius: 12px;
    font-size: 16px;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
    background: var(--light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 15px;
    color: var(--text-light);
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -10px;
    left: 10px;
    font-size: 12px;
    background: var(--white);
    padding: 0 5px;
    color: var(--primary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--dark);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo .logo-text {
    color: var(--white);
}

.footer-logo .logo-suffix {
    color: var(--primary);
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* ============================================
   WHATSAPP FLOAT
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulseWhatsApp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
}

@keyframes pulseWhatsApp {
    0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6); }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: 40px 20px;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        gap: 20px;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .top-bar-left {
        flex-direction: column;
        gap: 10px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}