/* ============================================
   CSS Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #1e3a8a;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

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

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

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

ul {
    list-style: none;
}

/* ============================================
   Container & Layout
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============================================
   Multi-Level Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    position: relative;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    z-index: 1001;
    position: relative;
}

/* Navigation Menu Wrapper */
.nav-menu-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

/* Main Navigation Menu */
.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Navigation Items */
.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
    color: var(--text-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
    transition: color var(--transition-base);
    white-space: nowrap;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: 2px;
    background-color: var(--primary-color);
}

/* Dropdown Arrow */
.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform var(--transition-base);
    display: inline-block;
}

.nav-item:hover > .nav-link .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown Menus */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    min-width: 220px;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
    z-index: 1002;
    margin-top: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
    list-style: none;
    border: 1px solid var(--border-color);
}

.nav-item:hover > .nav-dropdown,
.nav-item:focus-within > .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown li {
    position: relative;
}

.nav-dropdown > li > a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-md);
    color: var(--text-dark);
    font-weight: 400;
    transition: background-color var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
}

.nav-dropdown > li > a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

/* Mega Menu for Services */
.nav-mega-menu {
    min-width: 800px;
    max-width: 1000px;
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    max-height: 90vh;
    overflow-y: auto;
}

.nav-item:hover > .nav-mega-menu {
    transform: translateX(-50%) translateY(0);
}

/* Prevent horizontal overflow on mega menu */
@media (max-width: 1200px) {
    .nav-mega-menu {
        min-width: 700px;
        max-width: 900px;
    }
}

.nav-dropdown-item {
    display: flex;
    flex-direction: column;
}

.dropdown-heading {
    font-weight: 600;
    color: var(--primary-color);
    padding: var(--spacing-xs) 0;
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-xs);
}

.dropdown-heading:hover {
    background-color: transparent;
    color: var(--primary-dark);
}

.nav-dropdown-sub {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-dropdown-sub li a {
    display: block;
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 400;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.nav-dropdown-sub li a:hover {
    color: var(--primary-color);
    padding-left: var(--spacing-xs);
}

/* Sub-dropdown (Third Level) - Right Side */
.nav-dropdown-sub li {
    position: relative;
}

.nav-dropdown-sub .nav-dropdown {
    left: 100%;
    top: 0;
    margin-left: var(--spacing-xs);
    margin-top: 0;
    z-index: 1003;
    min-width: 200px;
}

.nav-dropdown-sub li:hover > .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Prevent sub-dropdown from going off-screen */
.nav-dropdown-sub li:last-child .nav-dropdown {
    bottom: 0;
    top: auto;
}

/* Ensure dropdowns don't overflow viewport */
@media (min-width: 769px) {
    .nav-dropdown {
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }
}

/* Primary CTA Button */
.nav-cta-btn {
    background-color: var(--primary-color);
    color: var(--text-white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: background-color var(--transition-base), transform var(--transition-base);
    white-space: nowrap;
    display: inline-block;
}

.nav-cta-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Mobile Toggle Button */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
    position: relative;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.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(7px, -6px);
}

/* ============================================
   Mobile Navigation
   ============================================ */
@media (max-width: 1024px) {
    .nav-mega-menu {
        min-width: 600px;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu-wrapper {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-xl);
        z-index: 1000;
        padding: var(--spacing-lg);
    }
    
    .nav-menu-wrapper.active {
        transform: translateX(0);
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        width: 100%;
    }
    
    .nav-item {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-item:last-child {
        border-bottom: none;
    }
    
    .nav-link {
        padding: var(--spacing-md);
        justify-content: space-between;
        width: 100%;
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    /* Mobile Dropdowns - Accordion Style */
    .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-top: 1px solid var(--border-color);
        margin: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base), padding var(--transition-base);
        background-color: var(--bg-light);
    }
    
    .nav-item.mobile-open > .nav-dropdown {
        max-height: 2000px;
        padding: var(--spacing-sm) 0;
    }
    
    .nav-dropdown > li > a {
        padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) var(--spacing-xl);
        font-size: 0.95rem;
    }
    
    /* Mobile Mega Menu */
    .nav-mega-menu {
        min-width: 100%;
        max-width: 100%;
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding: var(--spacing-sm) 0;
        left: 0;
        transform: none;
        max-height: none;
        overflow-y: visible;
    }
    
    .nav-item:hover > .nav-mega-menu,
    .nav-item.mobile-open > .nav-mega-menu {
        transform: none;
    }
    
    /* Prevent mobile menu from causing horizontal scroll */
    .nav-menu-wrapper {
        overflow-x: hidden;
    }
    
    .nav-dropdown {
        max-height: none;
        overflow-y: visible;
    }
    
    .nav-dropdown-item {
        border-bottom: 1px solid var(--border-color);
        padding-bottom: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .nav-dropdown-item:last-child {
        border-bottom: none;
        margin-bottom: 0;
    }
    
    .dropdown-heading {
        padding: var(--spacing-sm) var(--spacing-md);
        margin-bottom: var(--spacing-xs);
        font-size: 1rem;
    }
    
    .nav-dropdown-sub {
        padding-left: var(--spacing-md);
    }
    
    .nav-dropdown-sub li a {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.9rem;
    }
    
    /* Mobile Sub-dropdowns */
    .nav-dropdown-sub .nav-dropdown {
        position: static;
        margin: 0;
        padding-left: var(--spacing-md);
    }
    
    /* Mobile CTA Button */
    .nav-cta-btn {
        width: 100%;
        text-align: center;
        margin-top: var(--spacing-md);
        padding: var(--spacing-md);
        font-size: 1rem;
    }
    
    /* Hide dropdown arrows on mobile (use + icon instead) */
    .dropdown-arrow {
        transform: rotate(0deg);
    }
    
    .nav-item.mobile-open > .nav-link .dropdown-arrow {
        transform: rotate(180deg);
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-white);
    padding-top: 80px;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--bg-white);
    clip-path: polygon(0 50%, 100% 0, 100% 100%, 0 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    padding: var(--spacing-2xl) 0;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--text-white);
    color: var(--primary-color);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.75rem;
    }
}

/* ============================================
   Who I Help Section
   ============================================ */
.who-help {
    background-color: var(--bg-light);
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.help-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.help-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.help-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.help-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.help-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Problems Section
   ============================================ */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.problem-card {
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--error-color);
    transition: transform var(--transition-base);
}

.problem-card:hover {
    transform: translateX(5px);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.problem-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.problem-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Solutions Section
   ============================================ */
.solutions {
    background-color: var(--bg-light);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.solution-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--success-color);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.solution-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.solution-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Services Overview Section
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: gap var(--transition-base);
}

.service-link:hover {
    gap: var(--spacing-sm);
}

/* ============================================
   Why Choose Me Section
   ============================================ */
.why-choose {
    background-color: var(--bg-light);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.why-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base);
}

.why-card:hover {
    transform: translateY(-5px);
}

.why-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.2;
    margin-bottom: var(--spacing-sm);
}

.why-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.why-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

@media (max-width: 768px) {
    .cta-title {
        font-size: 1.75rem;
    }
}

/* ============================================
   Page Hero (for inner pages)
   ============================================ */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: 120px 0 var(--spacing-xl);
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1.1rem;
    }
}

/* ============================================
   Services Page - Packages
   ============================================ */
.packages-section {
    padding-top: var(--spacing-2xl);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.package-card {
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    display: flex;
    flex-direction: column;
}

.package-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.package-card.package-featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.package-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: var(--spacing-lg);
    position: relative;
}

.package-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.package-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--accent-color);
    color: var(--text-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.package-badge-featured {
    background-color: var(--text-white);
    color: var(--primary-color);
}

.package-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
}

.package-delivery {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    color: var(--text-light);
    font-weight: 500;
}

.delivery-icon {
    font-size: 1.25rem;
}

.package-features {
    margin-bottom: var(--spacing-lg);
}

.package-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-dark);
    line-height: 1.7;
}

.package-who {
    background-color: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.package-who strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.package-who p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

.package-footer {
    padding: var(--spacing-lg);
    padding-top: 0;
}

@media (max-width: 768px) {
    .package-card.package-featured {
        transform: scale(1);
    }
}

/* ============================================
   Additional Services
   ============================================ */
.additional-services {
    background-color: var(--bg-light);
}

.additional-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.additional-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base);
}

.additional-card:hover {
    transform: translateY(-3px);
}

.additional-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.additional-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Portfolio Page
   ============================================ */
.portfolio-section {
    padding-top: var(--spacing-2xl);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.portfolio-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
}

.sample-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.portfolio-content {
    padding: var(--spacing-lg);
}

.portfolio-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.portfolio-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.portfolio-problem {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.portfolio-problem strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.portfolio-problem p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

.portfolio-tech {
    margin-top: var(--spacing-md);
}

.portfolio-tech strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tech-tag {
    background-color: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   About Page
   ============================================ */
.about-section {
    padding-top: var(--spacing-2xl);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-intro {
    margin-bottom: var(--spacing-2xl);
}

.about-intro h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.about-intro p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.about-skills {
    margin-bottom: var(--spacing-2xl);
}

.about-skills h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category {
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.skill-category h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.skill-category ul {
    list-style: none;
}

.skill-category li {
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
    position: relative;
    padding-left: var(--spacing-md);
}

.skill-category li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
}

.about-approach {
    margin-bottom: var(--spacing-2xl);
}

.about-approach h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.approach-item {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-base);
}

.approach-item:hover {
    transform: translateY(-5px);
}

.approach-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.approach-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.approach-item p {
    color: var(--text-light);
    line-height: 1.7;
}

.about-cta {
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: var(--bg-light);
    border-radius: var(--radius-xl);
}

.about-cta h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.about-cta p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-section {
    padding-top: var(--spacing-2xl);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.contact-info > p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

.contact-methods {
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    align-items: flex-start;
}

.method-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.method-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.method-content a {
    color: var(--primary-color);
    font-weight: 500;
    transition: color var(--transition-base);
}

.method-content a:hover {
    color: var(--primary-dark);
}

.contact-benefits {
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.contact-benefits h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.contact-benefits ul {
    list-style: none;
}

.contact-benefits li {
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
    line-height: 1.7;
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: border-color var(--transition-base);
}

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

.form-group input.error,
.form-group textarea.error {
    border-color: var(--error-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.error-message.show {
    display: block;
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
    display: none;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background-color: #d1fae5;
    color: var(--success-color);
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: var(--error-color);
    display: block;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--text-dark);
    color: var(--text-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-base);
}

.footer-section ul li a:hover {
    color: var(--text-white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   WhatsApp Floating Button
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    color: var(--text-white);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleUp {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.05);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(59, 130, 246, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.8), 0 0 30px rgba(59, 130, 246, 0.6);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Animation Classes */
.animate-fadeIn {
    animation: fadeIn 0.6s ease-out;
}

.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fadeInDown {
    animation: fadeInDown 0.8s ease-out;
}

.animate-slideInLeft {
    animation: slideInLeft 0.8s ease-out;
}

.animate-slideInRight {
    animation: slideInRight 0.8s ease-out;
}

.animate-scaleIn {
    animation: scaleIn 0.6s ease-out;
}

.animate-zoomIn {
    animation: zoomIn 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-bounce {
    animation: bounce 1s ease-in-out infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Scroll-triggered animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.animate-on-scroll-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll-left.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-on-scroll-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll-right.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-on-scroll-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll-scale.animated {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animations */
.stagger-animation {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stagger-animation.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Hover animations */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.hover-scale {
    transition: transform var(--transition-base);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-rotate {
    transition: transform var(--transition-base);
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
}

/* Button animations */
.btn-animated {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.btn-animated::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-animated:hover::before {
    width: 300px;
    height: 300px;
}

.btn-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* Ripple effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.btn, .btn-primary, .btn-secondary, button[type="submit"], a.btn {
    position: relative;
    overflow: hidden;
}

/* Image animations */
.img-zoom {
    transition: transform var(--transition-slow);
    overflow: hidden;
}

.img-zoom img {
    transition: transform var(--transition-slow);
}

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

/* Text animations */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    transform: translateY(100%);
    transition: transform 0.6s ease-out;
}

.text-reveal.revealed span {
    transform: translateY(0);
}

/* Loading spinner */
.loading-spinner {
    border: 3px solid rgba(59, 130, 246, 0.1);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

/* Parallax effect */
.parallax {
    transition: transform 0.3s ease-out;
}

/* Gradient animation */
.gradient-animated {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #4facfe);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Delay classes for staggered animations */
.delay-100 { animation-delay: 0.1s; transition-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; transition-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; transition-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; transition-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; transition-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; transition-delay: 0.8s; }

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }