:root {
    --gradient-start: #FF6B6B;
    --gradient-mid: #4ECDC4;
    --gradient-end: #4B6EF5;
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F7FAFC;
    --max-width: 1200px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

/* Animated Background */
.pulse-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        rgba(78, 205, 196, 0.05) 0%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 1;
    animation: pulse-bg 8s ease-in-out infinite;
}

@keyframes pulse-bg {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.1; transform: scale(1.1); }
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo svg {
    animation: pulse-logo 3s ease-in-out infinite;
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
}

.hero-content {
    text-align: center;
    z-index: 10;
    max-width: 800px;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.word-animate {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: word-fade-in 0.8s ease-out forwards;
}

.word-animate:nth-child(1) { animation-delay: 0.2s; }
.word-animate:nth-child(2) { animation-delay: 0.4s; }
.word-animate:nth-child(3) { animation-delay: 0.6s; }
.word-animate:nth-child(4) { animation-delay: 0.8s; }

@keyframes word-fade-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    animation: fade-in 1s ease-out 1.2s forwards;
}

/* Pulse Visual */
.pulse-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    z-index: 5;
    pointer-events: none;
}

.pulse-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid;
    animation: pulse-expand 4s ease-out infinite;
}

.pulse-ring-1 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-color: var(--gradient-start);
    animation-delay: 0s;
}

.pulse-ring-2 {
    width: 350px;
    height: 350px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-color: var(--gradient-mid);
    animation-delay: 1.3s;
}

.pulse-ring-3 {
    width: 500px;
    height: 500px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-color: var(--gradient-end);
    animation-delay: 2.6s;
}

@keyframes pulse-expand {
    0% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(0.8);
    }
    50% {
        opacity: 0.3;
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.5);
    }
}

/* Poetry Section */
.poetry {
    padding: 6rem 2rem;
    background: var(--bg-secondary);
}

.poetry-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.poetry-block {
    opacity: 0;
    transform: translateY(30px);
    animation: fade-slide-up 0.8s ease-out forwards;
}

.poetry-block:nth-child(1) { animation-delay: 0.1s; }
.poetry-block:nth-child(2) { animation-delay: 0.2s; }
.poetry-block:nth-child(3) { animation-delay: 0.3s; }

.poetry-block h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.poetry-block p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Manifesto Section */
.manifesto {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, 
        rgba(255, 107, 107, 0.05) 0%, 
        rgba(78, 205, 196, 0.05) 50%, 
        rgba(75, 110, 245, 0.05) 100%
    );
}

.manifesto-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.manifesto blockquote {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 300;
    line-height: 1.6;
    font-style: italic;
    color: var(--text-primary);
    opacity: 0;
    animation: fade-in 1.2s ease-out forwards;
}

/* Invitation Section */
.invitation {
    padding: 6rem 2rem;
    text-align: center;
}

.invitation-content h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.invitation-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

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

.cta-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.125rem;
    font-weight: 500;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 107, 107, 0.4);
}

/* Footer */
footer {
    padding: 3rem 2rem;
    background: var(--bg-secondary);
    text-align: center;
}

.footer-content p {
    color: var(--text-secondary);
}

/* Animations */
@keyframes fade-in {
    to {
        opacity: 1;
    }
}

@keyframes fade-slide-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .hero {
        min-height: 100vh;
        padding: 4rem 1rem;
    }
    
    .pulse-visual {
        width: 400px;
        height: 400px;
    }
    
    .pulse-ring-1 { width: 150px; height: 150px; }
    .pulse-ring-2 { width: 250px; height: 250px; }
    .pulse-ring-3 { width: 350px; height: 350px; }
    
    .poetry-grid {
        gap: 2rem;
    }
}