:root {
    /* Premium Color Palette */
    --primary-color: #0A4D68;
    --primary-dark: #073A4F;
    --primary-light: #0D5E7D;
    --secondary-color: #0066FF;     
    --secondary-dark: #0052CC;      
    --secondary-light: #3385FF;     
    --accent-color: #FF6B6B;
    --dark-bg: #051923;
    --light-bg: #F8FAFB;
    --white-color: #FFFFFF;
    --border-color: #E8ECF0;
    
    /*  Gradients */
    --gradient-primary: linear-gradient(135deg, #0A4D68 0%, #0066FF 100%); 
    --gradient-dark: linear-gradient(135deg, #051923 0%, #0A4D68 100%);
    --gradient-accent: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(217, 100%, 50%, 0.15) 0px, transparent 50%), 
                     radial-gradient(at 80% 0%, hsla(217, 100%, 60%, 0.1) 0px, transparent 50%), 
                     radial-gradient(at 0% 50%, hsla(355, 100%, 71%, 0.05) 0px, transparent 50%);

    /* Professional Typography */
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --text-dark: #1a1a1a;
    --text-body: #4a5568;
    --text-light: #F7F9FB;
    --text-muted: #718096;
    --text-light-muted: #cbd5e0;

    /* Shadows */
    --box-shadow-card: 0 4px 16px rgba(10, 77, 104, 0.08);
    --box-shadow-card-hover: 0 12px 32px rgba(10, 77, 104, 0.16);
    --box-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    --box-shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
    --box-shadow-colored: 0 12px 36px rgba(0, 102, 255, 0.25); 

    /* Spacing System */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
    --space-xxxl: 4rem;
    --section-padding: clamp(4rem, 8vw, 7rem);

    /* Layout */
    --container-width: 1280px;
    --container-padding: 1.5rem;
    --header-height: 80px;

    /* Effects */
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ==========================================================================
   2. BASE & RESET
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-body);
    background-color: var(--white-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

::selection {
    background-color: var(--secondary-color);
    color: var(--white-color);
}

body * {
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

body.menu-open {
    overflow: hidden;
}

body.menu-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 25, 35, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 999;
    animation: fadeIn 0.3s ease;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-dark);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-lg);
}

h1 { 
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 { 
    font-size: clamp(2rem, 4vw, 3.25rem);
    color: var(--primary-color);
}

h3 { 
    font-size: clamp(1.35rem, 2.5vw, 1.85rem);
    font-weight: 700;
}

h4 { 
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    font-weight: 700;
}

p { 
    margin-bottom: var(--space-md); 
    color: var(--text-body);
    line-height: 1.75;
}

a { 
    color: var(--secondary-color); 
    text-decoration: none; 
    transition: all var(--transition-fast);
    position: relative;
}

a:hover { 
    color: var(--secondary-dark); 
}

ul { list-style: none; }

img { 
    max-width: 100%; 
    height: auto; 
    display: block;
    border-radius: var(--border-radius);
}

button { 
    font-family: inherit; 
    cursor: pointer; 
    border: none; 
    background: none;
    transition: all var(--transition-fast);
}

:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 3px;
    border-radius: 6px;
}

/* ==========================================================================
   3. LAYOUT & GLOBAL COMPONENTS
   ========================================================================== */

.container {
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.content-section {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
    position: relative;
}

.bg-light { 
    background-color: var(--light-bg);
    position: relative;
}

.bg-gradient {
    background: var(--gradient-dark);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.bg-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 1;
    z-index: 0;
}

.bg-gradient > * {
    position: relative;
    z-index: 1;
}

.bg-gradient h2, 
.bg-gradient h3 { 
    color: var(--white-color); 
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-xxxl);
    position: relative;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-size: 0.7rem;
    position: relative;
    padding: var(--space-sm) var(--space-lg);
    background: rgba(0, 169, 224, 0.08);
    border-radius: 50px;
    border: 1px solid rgba(0, 169, 224, 0.2);
}

.section-tag.light { 
    color: var(--white-color); 
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border-color: rgba(255, 255, 255, 0.25);
}

/* Professional Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 1rem 2.25rem;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 50px;
    border: 2px solid transparent;
    transition: all var(--transition-smooth);
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 320px;
    height: 320px;
}

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

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 36px rgba(0, 169, 224, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white-color);
    border-color: var(--white-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background-color: var(--white-color);
    color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(255, 255, 255, 0.25);
}

.btn-block { 
    display: flex; 
    width: 100%; 
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.fade-in {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.9s var(--transition-smooth), transform 0.9s var(--transition-smooth);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   4. HEADER & NAVIGATION
   ========================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    background-color: rgba(5, 25, 35, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: all var(--transition-smooth);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    height: 70px;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: var(--space-xl);
}

/* Logo */
.nav-logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--white-color);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: 1003;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-logo svg {
    transition: transform var(--transition-bounce);
}

.nav-logo:hover svg {
    transform: rotate(180deg) scale(1.1);
}

.header.scrolled .nav-logo {
    color: var(--primary-color);
}

.nav-logo strong { 
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header:not(.scrolled) .nav-logo strong {
    background: linear-gradient(135deg, var(--white-color) 0%, var(--secondary-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    padding: var(--space-sm) 0;
    color: var(--white-color);
    transition: color var(--transition-fast);
}

.header.scrolled .nav-link {
    color: var(--text-body);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
    border-radius: 3px;
}

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

.header:not(.scrolled) .nav-link:hover,
.header:not(.scrolled) .nav-link.active {
    color: var(--white-color);
}

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

.header:not(.scrolled) .nav-link.active::after {
    background: var(--white-color);
}

.nav-cta {
    border: 2px solid var(--secondary-color);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 50px;
    color: var(--secondary-color);
    font-weight: 700;
    transition: all var(--transition-fast);
}

.header.scrolled .nav-cta {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.header.scrolled .nav-cta:hover {
    background-color: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-colored);
}

.header:not(.scrolled) .nav-cta {
    color: var(--white-color);
    border-color: var(--white-color);
}

.header:not(.scrolled) .nav-cta:hover {
    background-color: var(--white-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

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

.hamburger { display: none; cursor: pointer; z-index: 1003; }

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--white-color);
    transition: all 0.3s ease-in-out;
    border-radius: 3px;
}

.header.scrolled .bar {
    background-color: var(--primary-color);
}

/* ==========================================================================
   5. SECTION STYLES
   ========================================================================== */

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    color: var(--text-light);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1578574577315-3fbeb0cecdc2?ixlib=rb-4.0.3&auto=format&fit=crop&w=1770&q=80') no-repeat center center/cover;
    z-index: -2;
    transform: scale(1.05);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
    opacity: 0.92;
    z-index: -1;
}

.hero-content { 
    max-width: 850px;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.12);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 50px;
    font-size: 0.875rem;
    margin-bottom: var(--space-xl);
    font-weight: 600;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-content h1 { 
    color: var(--white-color); 
    margin-bottom: var(--space-xl); 
    background: linear-gradient(135deg, var(--white-color) 0%, var(--secondary-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.hero-content p {
    font-size: 1.15rem;
    max-width: 650px;
    margin-bottom: var(--space-xxl);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

.hero-buttons { 
    display: flex; 
    gap: var(--space-lg); 
    margin-bottom: var(--space-xxxl); 
}

.hero-stats {
    display: flex;
    gap: var(--space-xxxl);
    margin-top: var(--space-xxxl);
    padding-top: var(--space-xxl);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

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

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white-color);
    line-height: 1;
}

.stat-label { 
    font-size: 0.875rem; 
    color: rgba(255, 255, 255, 0.75); 
    text-transform: uppercase; 
    letter-spacing: 1.5px; 
    margin-top: var(--space-sm);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.9);
    animation: bounce-scroll 2.5s infinite;
}

.scroll-indicator svg {
    width: 32px;
    height: 32px;
}

@keyframes bounce-scroll {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(10px);
    }
    60% {
        transform: translateX(-50%) translateY(5px);
    }
}


/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xxxl);
    align-items: center;
}

.about-features {
    margin-top: var(--space-xxl);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.feature-item { 
    display: flex; 
    align-items: center; 
    gap: var(--space-md); 
    font-weight: 600; 
    font-size: 1.05rem;
    padding: var(--space-md);
    background: var(--light-bg);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.feature-item:hover {
    background: var(--white-color);
    box-shadow: var(--box-shadow-card);
    transform: translateX(8px);
}

.feature-item svg { 
    width: 32px; 
    height: 32px; 
    color: var(--secondary-color); 
    flex-shrink: 0; 
}

.about-image-wrapper { 
    position: relative; 
}

.about-image-wrapper img { 
    box-shadow: var(--box-shadow-lg); 
    border-radius: var(--border-radius-lg); 
}

.image-decoration {
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 180px;
    height: 180px;
    background: var(--gradient-primary);
    opacity: 0.12;
    border-radius: var(--border-radius-xl);
    z-index: -1;
    transform: rotate(15deg);
}

/* Why Us Section  */
.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xxl);
}

.why-card {
    background: rgba(255, 255, 255, 0.06);
    padding: var(--space-xxl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all var(--transition-smooth);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15); 
}

.why-card:hover { 
    transform: translateY(-8px); 
    background: rgba(255, 255, 255, 0.12); 
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25); 
    border-color: rgba(255, 255, 255, 0.25);
}

.why-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    box-shadow: var(--box-shadow-colored);
}

.why-icon svg { 
    width: 36px; 
    height: 36px; 
    color: var(--white-color); 
}

.why-card h3 { 
    margin-bottom: var(--space-md);
    color: var(--white-color);
}

.why-card p { 
    color: rgba(255, 255, 255, 0.85); 
    margin-bottom: 0; 
    line-height: 1.7;
}

/* Services Section  */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xxl);
}

.service-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xxl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-smooth);
    background: var(--white-color);
    box-shadow: var(--box-shadow-card);
}

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

.service-number {
    position: absolute;
    top: -15px;
    right: var(--space-xl);
    font-size: 6rem;
    font-weight: 900;
    color: var(--primary-color);
    opacity: 0.04;
    line-height: 1;
    z-index: 0;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    color: var(--white-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
    box-shadow: var(--box-shadow-colored);
}

.service-icon svg { 
    width: 36px; 
    height: 36px; 
}

.service-card h3 { 
    margin-bottom: var(--space-md); 
    position: relative; 
    z-index: 1; 
}

.service-list { 
    margin-top: var(--space-lg); 
    padding-left: var(--space-md); 
    position: relative; 
    z-index: 1; 
}

.service-list li { 
    position: relative; 
    padding-left: var(--space-lg); 
    margin-bottom: var(--space-md);
    color: var(--text-body);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Process Section */
.process-wrapper { 
    position: relative; 
    max-width: 900px; 
    margin: 0 auto; 
}

.process-line {
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    opacity: 0.2;
    border-radius: 4px;
}

.process-item {
    display: flex;
    gap: var(--space-xxl);
    margin-bottom: var(--space-xxxl);
    position: relative;
}

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

.process-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--white-color);
    border: 4px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    transition: all var(--transition-smooth);
    box-shadow: var(--box-shadow-card);
}

.process-item:hover .process-icon { 
    border-color: var(--secondary-color); 
    transform: scale(1.15);
    box-shadow: var(--box-shadow-colored);
}

.process-icon svg { 
    width: 36px; 
    height: 36px; 
    color: var(--secondary-color); 
    transition: all var(--transition-smooth); 
}

.process-item:hover .process-icon svg { 
    transform: rotate(15deg) scale(1.1); 
}

.process-content { 
    padding-top: var(--space-md); 
}

.process-content h3 {
    margin-bottom: var(--space-sm);
}

.process-content p { 
    margin-bottom: 0; 
    color: var(--text-muted); 
    line-height: 1.7;
}

/* Markets & Testimonials */
.markets-swiper .swiper-wrapper {
    transition-timing-function: linear !important;
}

.markets-swiper .swiper-pagination {
    display: none;
}

.swiper-slide { 
    height: auto; 
}

.markets-swiper .swiper-slide, 
.testimonials-swiper .swiper-slide {
    display: flex;
    height: auto;
}

.market-card {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xxl);
    text-align: center;
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--border-color);
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all var(--transition-smooth);
}

.market-card:hover {
    box-shadow: var(--box-shadow-card);
    border-color: var(--secondary-color);
    border-width: 2px;
}

.market-icon { 
    margin-bottom: var(--space-lg); 
    color: var(--primary-color); 
}

.market-icon svg { 
    width: 52px; 
    height: 52px; 
}

.market-card h4 { 
    font-size: 1.05rem; 
    font-weight: 700; 
    margin-top: auto; 
    color: var(--text-dark); 
    margin-bottom: 0;
}

.testimonial-card {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xxl);
    border: 1px solid var(--border-color);
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-smooth);
    box-shadow: var(--box-shadow-card);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-card-hover);
    border-color: var(--secondary-color);
}

.testimonial-stars { 
    color: #FFC107; 
    margin-bottom: var(--space-lg); 
    display: flex; 
    gap: 6px;
}

.testimonial-stars svg { 
    width: 22px; 
    height: 22px; 
}

.testimonial-card p {
    flex-grow: 1;
    font-style: italic;
    color: var(--text-body);
    font-size: 1.05rem;
    line-height: 1.7;
}

.testimonial-author { 
    margin-top: var(--space-xl); 
    text-align: left; 
}

.testimonial-author strong { 
    display: block; 
    color: var(--primary-color); 
    font-size: 1.05rem;
    margin-bottom: var(--space-xs);
}

.testimonial-author span { 
    font-size: 0.9rem; 
    color: var(--text-muted); 
}

.swiper-pagination-bullet { 
    background: var(--primary-color); 
    opacity: 0.3; 
    transition: all var(--transition-fast); 
}

.swiper-pagination-bullet-active { 
    background: var(--secondary-color); 
    opacity: 1; 
    transform: scale(1.3); 
}

.swiper-button-next, 
.swiper-button-prev {
    color: var(--secondary-color);
    background: var(--white-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: var(--box-shadow);
    transition: all var(--transition-fast);
}

.swiper-button-next:hover, 
.swiper-button-prev:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    box-shadow: var(--box-shadow-colored);
}

.swiper-button-next::after, 
.swiper-button-prev::after { 
    font-size: 1.2rem; 
    font-weight: bold; 
}

/* FAQ Section */
.faq-wrapper { 
    max-width: 900px; 
    margin: 0 auto; 
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.faq-item { 
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    background-color: var(--white-color);
    overflow: hidden;
    border-left: 4px solid transparent;
    box-shadow: var(--box-shadow-card);
}


.faq-item:hover {
    border-color: rgba(0, 169, 224, 0.3);
    box-shadow: var(--box-shadow-card-hover);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) var(--space-xl);
    text-align: left;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.faq-question svg {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    margin-left: var(--space-md);
    color: var(--secondary-color);
}

.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s ease-out;
}

.faq-answer > div { 
    overflow: hidden; 
}

.faq-answer p {
    padding: 0 var(--space-xl) var(--space-lg);
    color: var(--text-body);
    margin-bottom: 0;
    line-height: 1.75;
}

.faq-item.active {
    border-left-color: var(--secondary-color);
    background-color: rgba(0, 169, 224, 0.02);
}

.faq-item.active .faq-question { 
    color: var(--secondary-color);
}

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

.faq-item.active .faq-answer { 
    grid-template-rows: 1fr; 
}

/* Contact Section */
.contact-section {
    background: var(--gradient-dark);
    color: var(--text-light);
    padding: var(--section-padding) 0;
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 1;
    z-index: 0;
}

.contact-section > .container {
    position: relative;
    z-index: 1;
}

.contact-section h2 { 
    color: var(--white-color); 
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xxxl);
    align-items: center;
}

.contact-methods {
    margin-top: var(--space-xxl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-method { 
    display: flex; 
    align-items: flex-start; 
    gap: var(--space-lg); 
}

.contact-method h4 {
    color: var(--white-color);
    margin-bottom: var(--space-sm);
}

.contact-method a, 
.contact-method p { 
    color: rgba(255, 255, 255, 0.9); 
    margin: 0; 
    display: block; 
    line-height: 1.6;
}

.contact-method a:hover { 
    color: var(--secondary-light); 
    text-decoration: underline; 
}

.method-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.method-icon svg { 
    width: 28px; 
    height: 28px; 
    color: var(--secondary-light); 
}

.contact-form-wrapper {
    background: var(--white-color);
    padding: var(--space-xxl) var(--space-xxl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
}

.form-group { 
    margin-bottom: var(--space-lg); 
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.95rem; 
    font-family: var(--font-secondary);
    transition: all var(--transition-fast);
    background: var(--light-bg);
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 4px rgba(0, 169, 224, 0.15);
    background: var(--white-color);
}

textarea { 
    resize: vertical; 
    min-height: 140px; 
}

.form-status {
    margin-top: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    transition: all var(--transition-fast);
    opacity: 0;
    transform: translateY(10px);
}

.form-status.success, 
.form-status.error {
    opacity: 1;
    transform: translateY(0);
}

.form-status.success { 
    background-color: #d1e7dd; 
    color: #0f5132; 
    border: 1px solid #a3cfbb;
}

.form-status.error { 
    background-color: #f8d7da; 
    color: #842029; 
    border: 1px solid #f1aeb5;
}

/* ==========================================================================
   6. FOOTER
   ========================================================================== */

.footer {
    background-color: var(--dark-bg);
    color: var(--text-light-muted);
    padding-top: 5rem;
    padding-bottom: 2.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xxxl);
    padding-bottom: 3.5rem;
}

.footer-col h4 { 
    color: var(--white-color); 
    margin-bottom: var(--space-lg); 
    font-size: 1.2rem; 
}

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

.footer-col a { 
    color: var(--text-light-muted); 
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-xxl) 0;
    text-align: center;
    font-size: 0.9rem;
}

/* ==========================================================================
   7. FLOATING WHATSAPP BUTTON
   ========================================================================== */

.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 65px;
    height: 65px;
    background-color: #25D366;
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    z-index: 998;
    transition: all var(--transition-fast);
    animation: pulse 2.5s infinite;
}

.whatsapp-float:hover { 
    transform: scale(1.15) rotate(15deg); 
    animation: none;
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg { 
    width: 36px; 
    height: 36px; 
}

@keyframes pulse {
    0% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0.15); }
    100% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4); }
}

/* ==========================================================================
   8. RESPONSIVE DESIGN
   ========================================================================== */

@media (min-width: 768px) {
    .nav-menu {
        position: static;
        width: auto;
        height: auto;
        background-color: transparent;
        flex-direction: row;
        box-shadow: none;
        transition: none;
    }
    
    .hamburger { 
        display: none; 
    }
    
    .services-grid { 
        grid-template-columns: repeat(2, 1fr); 
    }
    
    .about-grid { 
        grid-template-columns: 1fr 1fr; 
    }
    
    .about-image-wrapper { 
        order: 1; 
    }
    
    .contact-grid { 
        grid-template-columns: 1fr 1.3fr; 
    }
    
    .footer-content { 
        grid-template-columns: 2fr 1fr 1fr; 
    }
    
    .about-features { 
        grid-template-columns: repeat(2, 1fr); 
    }
}

@media (max-width: 767px) {
    body { 
        font-size: 0.95rem; 
    }
    
    h1 { 
        font-size: 2.25rem; 
    }
    
    h2 { 
        font-size: 1.85rem; 
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 85%;
        max-width: 360px;
        height: 100vh;
        background-color: var(--white-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xxl);
        box-shadow: 8px 0 20px rgba(0, 0, 0, 0.15);
        transition: left var(--transition-smooth);
        z-index: 1001;
    }
    
    .nav-menu.active { 
        left: 0; 
    }
    
    .nav-link { 
        font-size: 1.2rem; 
        color: var(--primary-color); 
    }
    
    .hamburger { 
        display: block; 
    }
    
    .hamburger.active .bar { 
        background-color: var(--primary-color); 
    }
    
    .hamburger.active .bar:nth-child(2) { 
        opacity: 0; 
    }
    
    .hamburger.active .bar:nth-child(1) { 
        transform: translateY(8px) rotate(45deg); 
    }
    
    .hamburger.active .bar:nth-child(3) { 
        transform: translateY(-8px) rotate(-45deg); 
    }
    body.menu-open .nav-logo {
        color: var(--primary-color) !important;
    }
    
    body.menu-open .nav-logo strong {
        background: var(--gradient-primary) !important;
        -webkit-background-clip: text !important;
        -webkit-text-fill-color: transparent !important;
        background-clip: text !important;
    }
    
    body.menu-open .nav-logo svg {
        color: var(--primary-color) !important;
    }
    
    
    .hero-section { 
        min-height: auto; 
        padding: 140px 0 80px; 
        text-align: center; 
    }
    
    .hero-content { 
        margin: 0 auto; 
    }
    
    .hero-buttons { 
        flex-direction: column; 
        align-items: center; 
    }
    
    .hero-stats { 
        flex-direction: column; 
        gap: var(--space-xl); 
        align-items: center; 
    }
    
    .process-line { 
        display: none; 
    }
    
    .process-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-lg);
        margin-bottom: var(--space-xxl);
    }
    
    .process-icon { 
        width: 70px; 
        height: 70px; 
    }
    
    .process-icon svg { 
        width: 32px; 
        height: 32px; 
    }
    
    .process-content { 
        padding-top: 0; 
    }
    
    .testimonials-swiper .swiper-button-next,
    .testimonials-swiper .swiper-button-prev {
        display: none;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xxl);
    }
    
    .about-image-wrapper {
        order: -1;
        max-height: 400px;
        overflow: hidden;
    }
    
    .about-image-wrapper img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: top;
    }
}

@media (min-width: 1024px) {
    .services-grid { 
        grid-template-columns: repeat(4, 1fr); 
    }
    
    .why-us-grid { 
        grid-template-columns: repeat(4, 1fr); 
    }
}

/* Performance Optimization */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}