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

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

:root {
    /* Colors */
    --color-black: #000000;
    --color-black-soft: #0a0a0a;
    --color-black-lighter: #1a1a1a;
    --color-lava-orange: #ff4500;
    --color-lava-orange-bright: #ff6b35;
    --color-lava-orange-dark: #cc3700;
    --color-lava-glow: rgba(255, 69, 0, 0.3);
    --color-lava-glow-strong: rgba(255, 69, 0, 0.6);
    --color-white: #ffffff;
    --color-gray-light: #e5e5e5;
    --color-gray: #999999;
    --color-gray-dark: #666666;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Effects */
    --glass-bg: rgba(0, 0, 0, 0.4);
    --glass-border: rgba(255, 69, 0, 0.2);
    --shadow-lava: 0 0 30px rgba(255, 69, 0, 0.3);
    --shadow-lava-strong: 0 0 60px rgba(255, 69, 0, 0.5);
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

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

p {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    line-height: 1.8;
    color: var(--color-gray-light);
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: var(--shadow-lava);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-white);
    letter-spacing: 0.1em;
}

.logo-subtext {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--color-lava-orange);
    letter-spacing: 0.3em;
    margin-top: -2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--color-gray-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-lava-orange);
    transition: width 0.3s ease;
}

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

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

.nav-link.cta-nav {
    color: var(--color-lava-orange);
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--color-lava-orange);
    border-radius: 4px;
}

.nav-link.cta-nav:hover {
    background: var(--color-lava-orange);
    color: var(--color-black);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: all 0.3s ease;
}

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

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

.lava-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    background: radial-gradient(ellipse at center, var(--color-black-soft) 0%, var(--color-black) 100%);
}

.lava-flow {
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-lava-orange) 0%, transparent 70%);
    opacity: 0.15;
    animation: lavaFlow 20s infinite ease-in-out;
    filter: blur(60px);
}

.lava-flow.delay-1 {
    animation-delay: -7s;
    transform: translate(-20%, -20%);
}

.lava-flow.delay-2 {
    animation-delay: -14s;
    transform: translate(20%, 20%);
}

@keyframes lavaFlow {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(10%, -10%) scale(1.1);
    }
    66% {
        transform: translate(-10%, 10%) scale(0.9);
    }
}

.volcanic-cracks {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, transparent 48%, rgba(255, 69, 0, 0.1) 49%, rgba(255, 69, 0, 0.1) 51%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, rgba(255, 69, 0, 0.1) 49%, rgba(255, 69, 0, 0.1) 51%, transparent 52%);
    background-size: 100px 100px;
    opacity: 0.3;
    animation: crackPulse 8s infinite;
}

@keyframes crackPulse {
    0%, 100% {
        opacity: 0.2;
    }
    50% {
        opacity: 0.4;
    }
}

.heat-distortion {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 69, 0, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    filter: blur(40px);
    animation: heatDistortion 6s infinite ease-in-out;
}

@keyframes heatDistortion {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.6;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    padding: var(--spacing-lg);
}

.hero-headline {
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-headline .line-1,
.hero-headline .line-2,
.hero-headline .line-3 {
    display: block;
    animation: fadeInUp 1s ease-out;
}

.hero-headline .line-2 {
    animation-delay: 0.2s;
    color: var(--color-lava-orange);
    text-shadow: 0 0 30px var(--color-lava-glow-strong);
}

.hero-headline .line-3 {
    animation-delay: 0.4s;
}

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

.hero-subheadline {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-lava-orange), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    50% {
        opacity: 1;
        transform: translateY(10px);
    }
}

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

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-lava-orange);
    color: var(--color-black);
    box-shadow: var(--shadow-lava);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lava-strong);
}

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

.btn-secondary:hover {
    background: var(--color-lava-orange);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lava);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

/* ============================================
   SECTION STYLES
   ============================================ */

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

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

.section-title {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: linear-gradient(to right, transparent, var(--color-lava-orange), transparent);
    margin: var(--spacing-sm) auto;
    box-shadow: 0 0 20px var(--color-lava-glow);
}

.section-subtitle {
    color: var(--color-gray);
    font-size: 1.1rem;
    margin-top: var(--spacing-sm);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    background: var(--color-black-soft);
}

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

.about-text {
    font-size: 1.1rem;
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

.lead-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-white);
    line-height: 1.6;
}

.highlight-text {
    color: var(--color-lava-orange);
    font-weight: 600;
    font-size: 1.2rem;
}

.global-presence {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.global-presence::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-lava-glow) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.presence-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.city-pin {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.city-pin:hover {
    background: rgba(255, 69, 0, 0.1);
    transform: translateX(5px);
    box-shadow: 0 0 15px var(--color-lava-glow);
}

.pin-icon {
    font-size: 1.2rem;
    filter: drop-shadow(0 0 5px var(--color-lava-orange));
}

.city-name {
    font-weight: 500;
}

.world-map {
    position: relative;
    height: 200px;
    margin-top: var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    overflow: hidden;
}

.map-pin {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--color-lava-orange);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--color-lava-glow-strong);
    animation: pinPulse 2s infinite;
}

@keyframes pinPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.7;
    }
}

/* ============================================
   PHILOSOPHY SECTION
   ============================================ */

.philosophy {
    background: var(--color-black);
    text-align: center;
}

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

.philosophy-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.philosophy-text {
    font-size: 1.1rem;
}

.philosophy-text p {
    margin-bottom: var(--spacing-md);
}

.philosophy-highlight {
    font-size: 1.3rem;
    color: var(--color-lava-orange);
    font-weight: 600;
    margin-top: var(--spacing-md);
}

/* ============================================
   METHODOLOGY SECTION
   ============================================ */

.methodology {
    background: var(--color-black-soft);
}

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

.framework-pillar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.framework-pillar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 69, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

.framework-pillar:hover::before {
    left: 100%;
}

.framework-pillar:hover {
    transform: translateY(-10px);
    border-color: var(--color-lava-orange);
    box-shadow: var(--shadow-lava);
}

.pillar-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
}

.icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--color-lava-orange), var(--color-lava-orange-dark));
    border-radius: 50%;
    opacity: 0.2;
    animation: iconPulse 3s infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.2;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.4;
    }
}

.icon-number {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-lava-orange);
    font-family: var(--font-display);
}

.pillar-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.pillar-description {
    color: var(--color-gray-light);
    line-height: 1.7;
}

/* ============================================
   RESULTS SECTION
   ============================================ */

.results {
    background: var(--color-black);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.result-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.result-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, transparent, var(--color-lava-orange), transparent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.result-card:hover::after {
    transform: scaleX(1);
}

.result-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-lava-orange);
    box-shadow: var(--shadow-lava-strong);
}

.result-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 10px var(--color-lava-glow));
}

.result-number {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    font-family: var(--font-display);
    color: var(--color-lava-orange);
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 0 30px var(--color-lava-glow-strong);
}

.result-label {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.result-description {
    color: var(--color-gray-light);
    font-size: 0.95rem;
}

/* ============================================
   PROCESS SECTION
   ============================================ */

.process {
    background: var(--color-black-soft);
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.process-step {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-md);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: all 0.4s ease;
    position: relative;
}

.process-step::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--color-lava-orange), transparent);
    transform: scaleY(0);
    transition: transform 0.4s ease;
}

.process-step:hover::before {
    transform: scaleY(1);
}

.process-step:hover {
    transform: translateX(10px);
    border-color: var(--color-lava-orange);
    box-shadow: var(--shadow-lava);
}

.step-number {
    font-size: 2.5rem;
    font-weight: 900;
    font-family: var(--font-display);
    color: var(--color-lava-orange);
    min-width: 80px;
    text-align: center;
    text-shadow: 0 0 20px var(--color-lava-glow);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-white);
}

.step-description {
    color: var(--color-gray-light);
    line-height: 1.7;
}

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

.cta-section {
    background: radial-gradient(ellipse at center, var(--color-black-soft) 0%, var(--color-black) 100%);
    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 50% 50%, var(--color-lava-glow) 0%, transparent 70%);
    opacity: 0.3;
    animation: ctaGlow 8s infinite ease-in-out;
}

@keyframes ctaGlow {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.1);
    }
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.cta-subtitle {
    font-size: 1.2rem;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-lg);
}

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

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

.footer {
    background: var(--color-black);
    border-top: 1px solid var(--glass-border);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--color-gray);
    font-style: italic;
    line-height: 1.6;
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.footer-city-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-city-list span {
    color: var(--color-gray);
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 69, 0, 0.1);
    border-radius: 4px;
    border: 1px solid var(--glass-border);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
    color: var(--color-gray);
    font-size: 0.9rem;
}

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

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(0, 0, 0, 0.98);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        padding: var(--spacing-md) 0;
        border-top: 1px solid var(--glass-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .cities-grid {
        grid-template-columns: 1fr;
    }

    .framework-grid {
        grid-template-columns: 1fr;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-city-list {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .process-step {
        flex-direction: column;
        text-align: center;
    }

    .step-number {
        margin: 0 auto;
    }
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.mt-lg {
    margin-top: var(--spacing-lg);
}

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