/* 
 * Vitti Space - Marketing & Advertising Proposal
 * Created by Rural Minds LLP
 */

/* ========== Variables ========== */
:root {
    --primary: #1e3a8a;
    --primary-light: #3b82f6;
    --secondary: #f97316;
    --secondary-light: #fb923c;
    --dark: #1e293b;
    --light: #f8fafc;
    --accent: #10b981;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --font-body: 'Poppins', sans-serif;
    
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    
    --transition-fast: all 0.3s ease;
    --transition: all 0.5s ease;
    --transition-slow: all 0.8s ease;
    
    --border-radius-sm: 0.25rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 2rem;
    
    --container-padding: 2rem;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--primary-light);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

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

.text-sm {
    font-size: 0.875rem;
}

.accent {
    color: var(--secondary);
}

/* ========== Loading Screen ========== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--dark);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-logo {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 800;
    color: var(--light);
    margin-bottom: 2rem;
}

.loading-logo .accent {
    color: var(--secondary);
}

.loading-progress {
    width: 300px;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.loading-bar {
    height: 100%;
    width: 0;
    background-color: var(--secondary);
    animation: loading 2s ease-in-out forwards;
}

@keyframes loading {
    0% { width: 0; }
    100% { width: 100%; }
}

/* ========== Custom Cursor ========== */
.cursor {
    position: fixed;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--secondary);
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: all 0.1s ease;
    z-index: 9999;
    mix-blend-mode: difference;
    opacity: 0;
}

body:hover .cursor {
    opacity: 1;
}

/* ========== Navigation ========== */
.navbar {
    padding: 1.5rem 0;
    background-color: transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background-color: var(--dark);
    padding: 1rem 0;
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.brand-text {
    font-family: var(--font-secondary);
    color: var(--light);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--light) !important;
    margin-left: 1.5rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition-fast);
}

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

/* ========== Hero Section ========== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0;
}

.hero-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(30, 41, 59, 0.9), rgba(30, 41, 59, 0.9)), url('../images/vitti_image_1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--light);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--light);
    margin-bottom: 1.5rem;
}

.hero-text {
    font-size: 1.25rem;
    color: var(--gray-light);
    margin-bottom: 2.5rem;
}

.hero-cta {
    margin-top: 2rem;
}

.btn-primary {
    background-color: var(--secondary);
    border-color: var(--secondary);
    color: var(--light);
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.btn-primary:hover {
    background-color: var(--secondary-light);
    border-color: var(--secondary-light);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--light);
    opacity: 0.8;
}

.mouse {
    width: 26px;
    height: 42px;
    border: 2px solid var(--light);
    border-radius: 20px;
    position: relative;
    margin-bottom: 10px;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--light);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: mouse-wheel 1.5s ease infinite;
}

@keyframes mouse-wheel {
    0% { top: 8px; opacity: 1; }
    100% { top: 24px; opacity: 0; }
}

.scroll-arrow span {
    display: block;
    width: 10px;
    height: 10px;
    border-bottom: 2px solid var(--light);
    border-right: 2px solid var(--light);
    transform: rotate(45deg);
    margin: -5px;
    animation: mouse-scroll 1.5s infinite;
}

.scroll-arrow span:nth-child(1) {
    animation-delay: 0.1s;
}

.scroll-arrow span:nth-child(2) {
    animation-delay: 0.3s;
}

@keyframes mouse-scroll {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

/* ========== Section Common Styles ========== */
section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    position: relative;
    padding: 0 1rem;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background-color: var(--secondary);
}

.section-tag::before {
    left: -30px;
}

.section-tag::after {
    right: -30px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1.5rem;
    position: relative;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ========== Annual Marketing Deliverables Section ========== */
.deliverables-section {
    background-color: var(--light);
}

.metrics-showcase {
    margin-bottom: 5rem;
}

.metric-card {
    background-color: white;
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 100%;
}

.highlight-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}

.highlight-card .metric-title,
.highlight-card .metric-description,
.highlight-card .metric-price,
.highlight-card .metric-number {
    color: white;
}

.metric-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
}

.highlight-card .metric-icon {
    color: white;
}

.metric-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 1rem;
    font-family: var(--font-primary);
}

.metric-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.metric-description {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.metric-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
}

/* Calendar Visualization */
.calendar-visualization {
    margin: 3rem 0;
    position: relative;
}

.calendar-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.month-grid {
    display: flex;
    overflow-x: auto;
    gap: 1rem;
    padding-bottom: 1rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-light);
    padding: 0.5rem;
    scroll-snap-type: x mandatory;
    position: relative;
}

.month-grid::-webkit-scrollbar {
    height: 6px;
}

.month-grid::-webkit-scrollbar-track {
    background: var(--bg-light);
    border-radius: 10px;
}

.month-grid::-webkit-scrollbar-thumb {
    background-color: var(--primary);
    border-radius: 10px;
}

.month-block {
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    flex: 0 0 auto;
    width: 150px;
    scroll-snap-align: start;
    box-shadow: var(--shadow-sm);
}

.month-block:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    background-color: var(--primary);
    color: white;
}

.month-name {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.month-stats {
    font-size: 0.75rem;
    color: var(--gray);
}

.month-block:hover .month-stats {
    color: rgba(255, 255, 255, 0.8);
}

/* Timeline */
.timeline-wrapper {
    position: relative;
    padding: 3rem 0 1rem;
}

.timeline-progress-bar {
    position: absolute;
    top: 3rem;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--gray-light);
    border-radius: var(--border-radius-sm);
    z-index: 1;
}

.timeline-markers {
    display: flex;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.timeline-marker {
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.timeline-events {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.timeline-event {
    width: 22%;
    position: relative;
    padding-top: 2rem;
}

.event-dot {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background-color: var(--secondary);
    border-radius: 50%;
}

.event-content {
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
}

.event-content h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.event-content p {
    font-size: 0.875rem;
    color: var(--gray);
    margin-bottom: 0;
}

/* ========== Advertising Section ========== */
.advertising-section {
    background: linear-gradient(rgba(30, 41, 59, 0.97), rgba(30, 41, 59, 0.97)), url('../images/vitti_image_1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
}

.advertising-section .section-title,
.advertising-section .section-subtitle {
    color: white;
}

.advertising-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    margin-bottom: 5rem;
}

@media (min-width: 768px) {
    .advertising-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .advertising-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.ad-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.ad-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

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

.ad-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.ad-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
}

.ad-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.ad-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.ad-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.ad-price span {
    font-size: 1rem;
    font-weight: 400;
}

.ad-price-annual {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ROI Calculator */
.roi-calculator {
    background-color: white;
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    color: var(--dark);
}

.roi-title {
    font-size: 1.75rem;
    text-align: center;
    color: var(--dark);
    margin-bottom: 1rem;
}

.roi-description {
    text-align: center;
    color: var(--gray);
    margin-bottom: 3rem;
}

.calculator-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.calculator-controls {
    flex: 1;
    min-width: 300px;
}

.calculator-results {
    flex: 1;
    min-width: 300px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

input[type="range"] {
    width: 100%;
    margin-bottom: 0.5rem;
}

.range-value {
    text-align: right;
    font-weight: 600;
    color: var(--primary);
}

.result-item {
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
}

.result-item.highlight {
    background-color: var(--primary);
    color: white;
}

.result-label {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.result-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.result-item.highlight .result-value {
    color: white;
}

/* ========== Organic Marketing Section ========== */
.organic-section {
    background-color: var(--light);
}

.organic-strategy-cards {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .organic-strategy-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

.strategy-card {
    background-color: white;
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 100%;
}

.strategy-card.highlight-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}

.strategy-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.strategy-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.highlight-card .strategy-icon {
    color: white;
}

.strategy-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.strategy-content p {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.highlight-card .strategy-content p {
    color: rgba(255, 255, 255, 0.9);
}

.strategy-list {
    padding-left: 1.5rem;
}

.strategy-list li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: var(--gray);
}

.highlight-card .strategy-list li {
    color: rgba(255, 255, 255, 0.9);
}

/* ========== Guerrilla Marketing Section ========== */
.guerrilla-section {
    background-color: var(--dark);
    color: white;
}

.guerrilla-section .section-title,
.guerrilla-section .section-subtitle {
    color: white;
}

.guerrilla-strategies {
    padding: 2rem 0;
}

.guerrilla-swiper {
    overflow: visible;
}

.guerrilla-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    height: 100%;
    transition: var(--transition);
}

.swiper-slide-active .guerrilla-card {
    transform: scale(1.05);
    background-color: rgba(255, 255, 255, 0.2);
}

.guerrilla-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.guerrilla-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.guerrilla-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.guerrilla-stats {
    display: flex;
    justify-content: center;
}

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

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ========== Referral System Section ========== */
.referral-section {
    background: linear-gradient(rgba(30, 41, 59, 0.97), rgba(30, 41, 59, 0.97)), url('../images/vitti_image_1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
}

.referral-section .section-title,
.referral-section .section-subtitle {
    color: white;
}

.referral-diagram {
    position: relative;
    height: 400px;
    margin-bottom: 5rem;
}

.diagram-node {
    position: absolute;
    width: 100px;
    height: 100px;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: var(--transition);
}

.center-node {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background-color: var(--primary);
    z-index: 2;
}

.client-node {
    background-color: var(--secondary);
}

.referral-node {
    background-color: var(--accent);
    width: 80px;
    height: 80px;
}

.node-icon {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.node-label {
    font-size: 0.85rem;
    font-weight: 600;
}

.node-reward {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Positioning nodes */
#node1 { top: 50px; left: 150px; }
#node2 { top: 200px; left: 100px; }
#node3 { top: 350px; left: 150px; }
#node4 { top: 50px; right: 150px; }
#node5 { top: 200px; right: 100px; }
#node6 { top: 350px; right: 150px; }

.diagram-connections .connection-line {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.2);
    height: 2px;
    transform-origin: left center;
    z-index: 1;
}

.referral-features {
    margin-bottom: 5rem;
}

.referral-feature-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    height: 100%;
}

.referral-feature-card.highlight-card {
    background-color: var(--secondary);
}

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

.feature-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
}

.highlight-card .feature-icon {
    color: white;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.referral-growth-projection {
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
}

.growth-title {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: 2.5rem;
}

.growth-chart-container {
    height: 300px;
}

/* ========== Budget Section ========== */
.budget-section {
    background-color: var(--light);
}

.budget-breakdown {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    justify-content: space-between;
}

.budget-chart-container {
    flex: 1;
    min-width: 300px;
    height: 400px;
}

.budget-summary {
    flex: 1;
    min-width: 300px;
}

.summary-item {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.summary-item.total {
    background-color: var(--primary);
    color: white;
}

.summary-label {
    font-weight: 600;
}

.summary-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.summary-item.total .summary-value {
    color: white;
}

.summary-roi {
    background-color: var(--secondary);
    color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
}

.roi-label {
    font-weight: 600;
}

.roi-value {
    font-size: 1.75rem;
    font-weight: 800;
}

/* ========== Call to Action Section ========== */
.cta-section {
    background: linear-gradient(rgba(30, 41, 59, 0.97), rgba(30, 41, 59, 0.97)), url('../images/vitti_image_1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.cta-text {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ========== Signature Section ========== */
.signature-section {
    padding: 3rem 0;
}

.signature-block {
    padding: 2rem;
}

.signature {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.designation {
    font-size: 1rem;
    color: var(--gray);
    margin-bottom: 0.25rem;
}

.company {
    font-size: 0.95rem;
    color: var(--gray);
}

/* ========== Footer ========== */
.footer {
    background-color: var(--dark);
    color: var(--light);
    padding: 3rem 0;
}

.footer-brand {
    font-family: var(--font-secondary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.social-links {
    margin-top: 1rem;
}

.social-links a {
    color: var(--light);
    font-size: 1.25rem;
    margin-left: 1rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    color: var(--secondary);
}

/* ========== Animation Classes ========== */
.reveal-text {
    overflow: hidden;
    position: relative;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-subtitle {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .month-grid {
        padding: 0.5rem 1rem;
    }
    
    .month-block {
        width: 140px;
    }
    
    .timeline-event {
        width: 45%;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .month-block {
        width: 120px;
    }
    
    .timeline-event {
        width: 100%;
    }
    
    .metric-card,
    .strategy-card,
    .referral-feature-card {
        margin-bottom: 2rem;
    }
    
    .diagram-node {
        width: 80px;
        height: 80px;
    }
    
    .center-node {
        width: 100px;
        height: 100px;
    }
    
    .referral-node {
        width: 60px;
        height: 60px;
    }
    
    .calculator-controls,
    .calculator-results {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .month-block {
        width: 110px;
    }
    
    .form-group .range-value {
        font-size: 0.9rem;
    }
}