/* ===========================
   REVV GTM WEBSITE STYLES
   =========================== */

:root {
    /* Brand Colors */
    --deep-charcoal: #0D0D0D;
    --revv-orange: #F15A24;
    --white: #FFFFFF;
    --graphite-gray: #1C1C1C;
    --light-gray: #CCCCCC;
    --smoke-gray: #999999;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================
   RESET & BASE STYLES
   =========================== */

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

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

body {
    font-family: var(--font-body);
    background-color: var(--deep-charcoal);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--white);
}

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

section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition-normal);
    border-bottom: 1px solid rgba(241, 90, 36, 0.1);
}

.navbar.scrolled {
    background-color: rgba(13, 13, 13, 0.98);
    box-shadow: 0 4px 30px rgba(241, 90, 36, 0.1);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: var(--transition-normal);
}

.logo-img:hover {
    opacity: 0.8;
}

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

.nav-link {
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--revv-orange);
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover {
    color: var(--revv-orange);
}

.nav-cta {
    background-color: var(--revv-orange);
    color: var(--white);
    border-radius: 4px;
    padding: 0.75rem 1.5rem;
}

.nav-cta:hover {
    background-color: #d94e1f;
    color: var(--white);
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition-fast);
}

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

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--deep-charcoal) 0%, var(--graphite-gray) 50%, var(--deep-charcoal) 100%);
    opacity: 0.8;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(241, 90, 36, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(241, 90, 36, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(-30px, 30px);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    text-align: center;
}

.hero-title {
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--revv-orange);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--revv-orange), transparent);
    animation: scrollAnimation 2s infinite;
}

@keyframes scrollAnimation {
    0% {
        opacity: 0;
        height: 0;
    }
    50% {
        opacity: 1;
        height: 60px;
    }
    100% {
        opacity: 0;
        height: 60px;
    }
}

/* ===========================
   BUTTONS
   =========================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 4px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background-color: var(--revv-orange);
    color: var(--white);
    border-color: var(--revv-orange);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--revv-orange);
    border-color: var(--revv-orange);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(241, 90, 36, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--deep-charcoal);
    transform: translateY(-2px);
}

/* ===========================
   SECTION HEADERS
   =========================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--light-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ===========================
   STATS SECTION
   =========================== */

.stats-section {
    background-color: var(--graphite-gray);
    position: relative;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--revv-orange), transparent);
}

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

.stat-card {
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.05) 0%, rgba(28, 28, 28, 0.8) 100%);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid rgba(241, 90, 36, 0.2);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--revv-orange);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-slow);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--revv-orange);
    box-shadow: 0 20px 40px rgba(241, 90, 36, 0.2);
}

.stat-card-featured {
    grid-column: span 1;
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.15) 0%, rgba(28, 28, 28, 0.9) 100%);
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--revv-orange);
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-percent,
.stat-times {
    font-size: 0.6em;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--light-gray);
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.stat-description {
    font-size: 0.95rem;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.stat-source {
    font-size: 0.8rem;
    color: var(--smoke-gray);
    font-style: italic;
}

/* ===========================
   PILLARS SECTION
   =========================== */

.pillars-section {
    background-color: var(--deep-charcoal);
}

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

.pillar-card {
    background-color: var(--graphite-gray);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
    position: relative;
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.1) 0%, transparent 100%);
    opacity: 0;
    border-radius: 8px;
    transition: var(--transition-normal);
}

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

.pillar-card:hover {
    transform: translateY(-5px);
    border-color: var(--revv-orange);
    box-shadow: 0 15px 35px rgba(241, 90, 36, 0.15);
}

.pillar-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(241, 90, 36, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--revv-orange);
    transition: var(--transition-normal);
}

.pillar-card:hover .pillar-icon {
    background-color: var(--revv-orange);
    color: var(--white);
    transform: rotate(10deg) scale(1.1);
}

.pillar-icon svg {
    width: 30px;
    height: 30px;
}

.pillar-card h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.pillar-subtitle {
    color: var(--revv-orange);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.pillar-card p {
    color: var(--light-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

/* ===========================
   DELIVERABLES SECTION
   =========================== */

.deliverables-section {
    background-color: var(--graphite-gray);
}

.deliverables-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.deliverables-text h2 {
    margin-bottom: var(--spacing-md);
}

.deliverable-item {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--revv-orange);
}

.deliverable-item h3 {
    color: var(--revv-orange);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.deliverable-item p {
    color: var(--light-gray);
    margin-bottom: 0;
}

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

.report-stack {
    position: relative;
    width: 100%;
    height: 100%;
}

.report-card {
    position: absolute;
    width: 80%;
    height: 400px;
    background: linear-gradient(135deg, var(--deep-charcoal) 0%, var(--graphite-gray) 100%);
    border: 1px solid var(--revv-orange);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: var(--transition-slow);
}

.report-1 {
    top: 0;
    left: 0;
    transform: rotate(-3deg);
    z-index: 1;
}

.report-2 {
    top: 50px;
    left: 10%;
    transform: rotate(2deg);
    z-index: 2;
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.1) 0%, var(--graphite-gray) 100%);
}

.report-3 {
    top: 100px;
    left: 20%;
    transform: rotate(-1deg);
    z-index: 3;
}

.deliverables-visual:hover .report-1 {
    transform: rotate(-5deg) translateY(-10px);
}

.deliverables-visual:hover .report-2 {
    transform: rotate(3deg) translateY(-10px);
}

.deliverables-visual:hover .report-3 {
    transform: rotate(-2deg) translateY(-10px);
}

/* ===========================
   EXPERTISE SECTION
   =========================== */

.expertise-section {
    background-color: var(--deep-charcoal);
}

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

.expertise-card {
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.05) 0%, var(--graphite-gray) 100%);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid rgba(241, 90, 36, 0.2);
    text-align: center;
    transition: var(--transition-normal);
}

.expertise-card:hover {
    transform: translateY(-5px);
    border-color: var(--revv-orange);
    box-shadow: 0 15px 35px rgba(241, 90, 36, 0.2);
}

.expertise-card-wide {
    grid-column: span 2;
}

.expertise-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--revv-orange);
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.expertise-plus {
    font-size: 0.7em;
}

.expertise-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--white);
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.expertise-description {
    font-size: 0.95rem;
    color: var(--light-gray);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ===========================
   PRICING PREVIEW SECTION
   =========================== */

.pricing-preview-section {
    background-color: var(--graphite-gray);
}

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

.pricing-preview-card {
    background-color: var(--deep-charcoal);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.pricing-preview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--revv-orange);
    transform: scaleX(0);
    transition: var(--transition-slow);
}

.pricing-preview-card:hover::before {
    transform: scaleX(1);
}

.pricing-preview-card:hover {
    transform: translateY(-5px);
    border-color: var(--revv-orange);
    box-shadow: 0 15px 35px rgba(241, 90, 36, 0.2);
}

.pricing-preview-featured {
    border-color: var(--revv-orange);
    background: linear-gradient(135deg, rgba(241, 90, 36, 0.1) 0%, var(--deep-charcoal) 100%);
}

.pricing-preview-featured::before {
    transform: scaleX(1);
}

.pricing-tier {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--revv-orange);
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.pricing-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-sm);
}

.pricing-timeline {
    font-size: 1rem;
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.pricing-description {
    font-size: 0.95rem;
    color: var(--light-gray);
    line-height: 1.6;
}

.pricing-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ===========================
   CTA SECTION
   =========================== */

.cta-section {
    background: linear-gradient(135deg, var(--deep-charcoal) 0%, var(--graphite-gray) 50%, var(--deep-charcoal) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(241, 90, 36, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

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

.footer {
    background-color: var(--graphite-gray);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid rgba(241, 90, 36, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 60px;
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: var(--light-gray);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.footer-column h4 {
    color: var(--revv-orange);
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.footer-column a,
.footer-column p {
    display: block;
    color: var(--light-gray);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--revv-orange);
    padding-left: 5px;
}

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

.footer-bottom p {
    color: var(--smoke-gray);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ===========================
   ANIMATIONS
   =========================== */

.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

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

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

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

@media (max-width: 968px) {
    .deliverables-content {
        grid-template-columns: 1fr;
    }
    
    .deliverables-visual {
        order: -1;
        height: 400px;
    }
    
    .expertise-card-wide {
        grid-column: span 1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: rgba(13, 13, 13, 0.98);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--spacing-lg);
        transition: var(--transition-normal);
        border-top: 1px solid rgba(241, 90, 36, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
    }
    
    .stats-grid,
    .pillars-grid,
    .expertise-grid,
    .pricing-preview-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .logo-img {
        height: 40px;
    }
}