/* ========================================
   PUBBLISITA - Premium B2B Website Styles
   ======================================== */

/* ========================================
   CSS CUSTOM PROPERTIES
   ======================================== */
:root {
    /* Brand Colors */
    --color-navy: #182F53;
    --color-navy-light: #24405f;
    --color-navy-dark: #0f2240;
    --color-teal: #5D9F97;
    --color-teal-light: #7ab5ae;
    --color-teal-dark: #4a8680;
    --color-off-white: #FCFDFD;
    
    /* Legacy aliases for compatibility */
    --color-charcoal: #182F53;
    --color-charcoal-light: #24405f;
    --color-blue: #5D9F97;
    
    /* Neutrals */
    --color-white: #FCFDFD;
    --color-gray-50: #f8fafb;
    --color-gray-100: #f0f4f5;
    --color-gray-200: #e1e8ea;
    --color-gray-300: #cbd5d8;
    --color-gray-400: #94a3a8;
    --color-gray-500: #64747a;
    --color-gray-600: #475560;
    --color-gray-700: #334150;
    --color-gray-800: #1e2a38;
    --color-gray-900: #0f1a28;
    
    /* Semantic Colors */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    
    /* Typography */
    --font-display: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --spacing-4xl: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index */
    --z-sticky: 100;
    --z-header: 1000;
    --z-modal: 2000;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-off-white);
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-navy);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
}

strong {
    font-weight: 600;
    color: var(--color-navy);
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 1536px) {
    .container {
        max-width: 1400px;
    }
}

.section {
    padding: var(--spacing-4xl) 0;
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-3xl) 0;
    }
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-teal);
    background: linear-gradient(135deg, var(--color-teal-light) 0%, var(--color-teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: 0;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 14px 0 rgba(93, 159, 151, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px 0 rgba(93, 159, 151, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-navy);
    border: 2px solid var(--color-gray-300);
}

.btn-secondary:hover {
    border-color: var(--color-teal);
    color: var(--color-teal);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-navy);
}

.btn-outline:hover {
    background: var(--color-navy);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1.125rem 2.25rem;
    font-size: 1.0625rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.full-width {
    width: 100%;
}

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: var(--z-header);
    transition: all var(--transition-base);
}

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

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-navy);
}

.logo-icon {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-gray-700);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
    transition: width var(--transition-base);
}

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-header {
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    width: 2rem;
    height: 2rem;
    padding: 0.25rem;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--color-navy);
    transition: all var(--transition-base);
}

@media (max-width: 1024px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        box-shadow: var(--shadow-2xl);
        padding: 5rem 2rem 2rem;
        transition: right var(--transition-slow);
        overflow-y: auto;
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1.125rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(0.5rem, 0.5rem);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(0.5rem, -0.5rem);
    }
}

/* ========================================
   STICKY CTA
   ======================================== */
.sticky-cta {
    position: fixed;
    bottom: -100px;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    padding: 1rem 0;
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sticky);
    transition: bottom var(--transition-slow);
}

.sticky-cta.visible {
    bottom: 0;
}

.sticky-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.sticky-cta-text {
    color: var(--color-white);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.125rem;
}

@media (max-width: 640px) {
    .sticky-cta-content {
        flex-direction: column;
        text-align: center;
    }
    
    .sticky-cta-text {
        font-size: 1rem;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    padding: 10rem 0 6rem;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(93, 159, 151, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(93, 159, 151, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(93, 159, 151, 0.1) 0%, rgba(93, 159, 151, 0.15) 100%);
    border: 1px solid rgba(93, 159, 151, 0.2);
    border-radius: 9999px;
    color: var(--color-teal-dark);
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    margin-top: 4rem;
    height: 200px;
}

.floating-card {
    position: absolute;
    padding: 1.25rem 1.75rem;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    font-size: 1.5rem;
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

.floating-card:nth-child(1) {
    top: 20%;
    left: 10%;
}

.floating-card:nth-child(2) {
    top: 60%;
    left: 25%;
}

.floating-card:nth-child(3) {
    top: 30%;
    right: 25%;
}

.floating-card:nth-child(4) {
    top: 70%;
    right: 10%;
}

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

@media (max-width: 768px) {
    .hero {
        padding: 8rem 0 4rem;
    }
    
    .hero-visual {
        height: 150px;
    }
    
    .floating-card {
        font-size: 1rem;
        padding: 0.75rem 1.25rem;
    }
    
    .hide-mobile {
        display: none;
    }
}

/* ========================================
   TRUST BAR
   ======================================== */
.trust-bar {
    padding: 2rem 0;
    background: var(--color-navy);
    color: var(--color-white);
}

.trust-label {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
    margin-bottom: 1rem;
    text-align: center;
}

.trust-industries {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.trust-industries span {
    font-size: 0.9375rem;
    font-weight: 500;
    position: relative;
    padding: 0 1rem;
}

.trust-industries span:not(:last-child)::after {
    content: '|';
    position: absolute;
    right: -0.75rem;
    opacity: 0.3;
}

@media (max-width: 768px) {
    .trust-industries span {
        font-size: 0.875rem;
        padding: 0 0.5rem;
    }
    
    .trust-industries span:not(:last-child)::after {
        right: -0.5rem;
    }
}

/* ========================================
   SERVICES GRID
   ======================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2.5rem;
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    cursor: pointer;
}

.service-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.375rem;
    margin-bottom: 0.75rem;
}

.service-description {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-teal);
    transition: gap var(--transition-base);
}

.service-card:hover .service-link {
    gap: 0.75rem;
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card {
        padding: 2rem;
    }
}

/* ========================================
   WHY SECTION
   ======================================== */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.why-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.why-feature {
    display: flex;
    gap: 1.5rem;
}

.feature-icon {
    flex-shrink: 0;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    background: linear-gradient(135deg, rgba(93, 159, 151, 0.1) 0%, rgba(93, 159, 151, 0.15) 100%);
    border-radius: var(--radius-lg);
}

.feature-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--color-gray-600);
    margin-bottom: 0;
}

.why-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    padding: 2.5rem 2rem;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    border-radius: var(--radius-2xl);
    text-align: center;
    color: var(--color-white);
}

.stat-card:nth-child(3) {
    grid-column: 1 / -1;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--color-teal-light) 0%, var(--color-white) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9375rem;
    font-weight: 500;
    opacity: 0.9;
}

@media (max-width: 1024px) {
    .why-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 640px) {
    .why-visual {
        grid-template-columns: 1fr;
    }
    
    .stat-card:nth-child(3) {
        grid-column: 1;
    }
}

/* ========================================
   PROCESS SECTION
   ======================================== */
.process-section {
    background: var(--color-gray-50);
}

.process-steps {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 2rem;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.process-step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step-description {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
}

.process-arrow {
    align-self: center;
    font-size: 2rem;
    color: var(--color-teal);
    font-weight: 300;
}

@media (max-width: 1024px) {
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .process-arrow {
        display: none;
    }
}

/* ========================================
   PORTFOLIO PREVIEW
   ======================================== */
.portfolio-grid-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.portfolio-image {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-50) 100%);
}

.portfolio-info {
    padding: 1.75rem;
}

.portfolio-title {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.portfolio-description {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

@media (max-width: 640px) {
    .portfolio-grid-preview {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* ========================================
   INDUSTRIES GRID
   ======================================== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem;
}

.industry-card {
    padding: 2rem;
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
}

.industry-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.industry-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.industry-name {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.industry-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-teal);
}

@media (max-width: 640px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .industry-card {
        padding: 1.5rem 1rem;
    }
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    padding: 2.5rem;
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-xl);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    color: #fbbf24;
    margin-bottom: 1.5rem;
}

.testimonial-quote {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-gray-700);
    margin-bottom: 1.5rem;
}

.testimonial-products {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    padding: 1rem 0;
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    font-size: 1rem;
    color: var(--color-navy);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

@media (max-width: 640px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(93, 159, 151, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(93, 159, 151, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

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

.cta-title {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

@media (max-width: 640px) {
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-navy-dark);
    color: var(--color-gray-300);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--color-gray-400);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-gray-300);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-teal);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-heading {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-teal);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray-400);
    font-size: 0.9375rem;
}

.footer-contact svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.footer-contact a:hover {
    color: var(--color-teal);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a:hover {
    color: var(--color-teal);
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ========================================
   RESPONSIVE UTILITIES
   ======================================== */
@media (max-width: 640px) {
    .hide-mobile {
        display: none;
    }
}

@media (min-width: 641px) {
    .show-mobile {
        display: none;
    }
}