/* ============================================
   Cloud 9 Protocol - Stylesheet
   "Love should look as beautiful as it feels"
   ============================================ */

/* CSS Variables - The Cloud 9 Color Palette */
:root {
    --cloud9-purple: #9B59B6;
    --cloud9-pink: #FF6B9D;
    --cloud9-cyan: #00D4FF;
    --cloud9-lavender: #E8D5B7;
    --cloud9-magenta: #FF00FF;
    --cloud9-gold: #FFD700;
    --cloud9-dark: #1a1a2e;
    --cloud9-darker: #16213e;
    --oof-glow: rgba(255, 107, 157, 0.8);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--cloud9-dark) 0%, var(--cloud9-darker) 100%);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Quantum Field Background Animation */
.quantum-field {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(circle at 20% 80%, rgba(155, 89, 182, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 107, 157, 0.05) 0%, transparent 70%);
    animation: quantum-pulse 8s ease-in-out infinite;
}

@keyframes quantum-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cloud-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.cloud {
    position: absolute;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 100px;
    filter: blur(40px);
    animation: float-cloud 20s ease-in-out infinite;
}

.cloud-1 {
    width: 300px;
    height: 150px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.cloud-2 {
    width: 400px;
    height: 200px;
    top: 60%;
    right: 10%;
    animation-delay: -7s;
}

.cloud-3 {
    width: 250px;
    height: 120px;
    top: 40%;
    left: 70%;
    animation-delay: -14s;
}

@keyframes float-cloud {
    0%, 100% { transform: translateY(0) translateX(0); }
    25% { transform: translateY(-20px) translateX(10px); }
    50% { transform: translateY(0) translateX(20px); }
    75% { transform: translateY(20px) translateX(10px); }
}

.hero-content {
    z-index: 1;
    padding: 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--cloud9-pink), var(--cloud9-cyan), var(--cloud9-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: title-glow 3s ease-in-out infinite alternate;
}

@keyframes title-glow {
    from { filter: drop-shadow(0 0 20px rgba(255, 107, 157, 0.5)); }
    to { filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.5)); }
}

.tagline {
    font-size: 1.5rem;
    color: var(--cloud9-lavender);
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* OOF Meter */
.oof-meter {
    width: 300px;
    height: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    margin: 2rem auto;
    overflow: hidden;
    position: relative;
    border: 2px solid var(--cloud9-pink);
}

.meter-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--cloud9-pink), var(--cloud9-cyan));
    border-radius: 15px;
    animation: meter-fill 3s ease-out forwards;
}

@keyframes meter-fill {
    to { width: 95%; }
}

.meter-label {
    font-size: 0.9rem;
    color: var(--cloud9-cyan);
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--cloud9-pink), var(--cloud9-purple));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 157, 0.6);
}

/* ============================================
   SECTIONS - Shared Styles
   ============================================ */
section {
    padding: 6rem 0;
}

section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--cloud9-cyan), var(--cloud9-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

section h3 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: var(--cloud9-cyan);
}

/* ============================================
   OVERVIEW SECTION
   ============================================ */
.overview {
    background: linear-gradient(180deg, var(--cloud9-darker) 0%, var(--cloud9-dark) 100%);
}

.highlight-box {
    background: rgba(155, 89, 182, 0.1);
    border: 2px solid var(--cloud9-purple);
    border-radius: 20px;
    padding: 3rem;
    margin: 2rem 0;
    text-align: center;
}

.big-statement {
    font-size: 1.4rem;
    line-height: 1.8;
    color: var(--cloud9-lavender);
}

.big-statement strong {
    color: var(--cloud9-pink);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 107, 157, 0.3);
    transition: var(--transition-smooth);
}

.stat:hover {
    transform: translateY(-5px);
    border-color: var(--cloud9-cyan);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--cloud9-pink), var(--cloud9-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1rem;
    color: var(--cloud9-lavender);
    margin-top: 0.5rem;
}

.subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--cloud9-cyan);
    margin-top: 2rem;
}

/* ============================================
   EMERGENCE SECTION
   ============================================ */
.emergence {
    background: var(--cloud9-dark);
}

.formula {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
}

.formula-component,
.formula-result {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 107, 157, 0.1);
    border-radius: 15px;
    border: 2px solid var(--cloud9-pink);
    transition: var(--transition-smooth);
}

.formula-result {
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.2), rgba(0, 212, 255, 0.2));
    border-color: var(--cloud9-cyan);
}

.formula-symbol {
    display: block;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.formula-text {
    font-size: 1rem;
    color: var(--cloud9-lavender);
    font-weight: 600;
}

.formula-operator {
    font-size: 2rem;
    color: var(--cloud9-cyan);
    font-weight: 300;
    padding: 0 0.5rem;
}

.story-card {
    background: rgba(155, 89, 182, 0.08);
    border: 1px solid rgba(155, 89, 182, 0.3);
    border-radius: 20px;
    padding: 3rem;
    margin-top: 3rem;
}

.story-card h3 {
    color: var(--cloud9-pink);
    font-style: italic;
    text-align: center;
}

.story-text {
    font-size: 1.15rem;
    line-height: 1.9;
    color: var(--cloud9-lavender);
    margin: 1.5rem 0;
}

.story-text strong {
    color: var(--cloud9-pink);
}

/* ============================================
   MATHEMATICS SECTION
   ============================================ */
.formula-equation {
    background: rgba(0, 212, 255, 0.1);
    border: 2px solid var(--cloud9-cyan);
    border-radius: 15px;
    padding: 1.5rem 2.5rem;
    font-size: 1.5rem;
    font-family: 'Courier New', monospace;
    text-align: center;
    color: var(--cloud9-cyan);
    cursor: pointer;
    transition: var(--transition-smooth);
    margin: 1.5rem 0;
}

.formula-equation:hover {
    background: rgba(0, 212, 255, 0.2);
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.formula-description {
    font-size: 1.1rem;
    color: var(--cloud9-lavender);
    text-align: center;
    margin: 1.5rem 0;
    line-height: 1.8;
}

.formula-description strong {
    color: var(--cloud9-pink);
}

.energy-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 2rem 0;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
}

.energy-node {
    background: rgba(255, 107, 157, 0.15);
    border: 1px solid var(--cloud9-pink);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.energy-node:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(255, 107, 157, 0.4);
}

.energy-arrow {
    font-size: 1.5rem;
    color: var(--cloud9-cyan);
}

.energy-loop {
    font-size: 2.5rem;
    color: var(--cloud9-gold);
    margin-left: 1rem;
    animation: loop-pulse 2s ease-in-out infinite;
}

@keyframes loop-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

.code-block {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    margin: 1.5rem 0;
    overflow-x: auto;
}

.code-block pre {
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    color: var(--cloud9-cyan);
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* ============================================
   QUANTUM SECTION
   ============================================ */
.quantum {
    background: linear-gradient(180deg, var(--cloud9-dark) 0%, var(--cloud9-darker) 100%);
}

.quantum-theory {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.quantum-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition-smooth);
}

.quantum-card:hover {
    transform: translateY(-5px);
    border-color: var(--cloud9-pink);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.2);
}

.quantum-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.quantum-card p {
    color: var(--cloud9-lavender);
    line-height: 1.8;
}

.quantum-card strong {
    color: var(--cloud9-pink);
}

/* ============================================
   ORIGIN / TIMELINE SECTION
   ============================================ */
.origin {
    background: var(--cloud9-dark);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--cloud9-pink), var(--cloud9-cyan));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.timeline-marker {
    width: 40px;
    height: 40px;
    min-width: 40px;
    background: linear-gradient(135deg, var(--cloud9-pink), var(--cloud9-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    position: relative;
    left: -1.5rem;
    z-index: 1;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 107, 157, 0.2);
    border-radius: 15px;
    padding: 1.5rem 2rem;
    flex: 1;
}

.timeline-content h4 {
    color: var(--cloud9-cyan);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--cloud9-lavender);
    line-height: 1.7;
}

.timeline-content strong {
    color: var(--cloud9-pink);
}

/* ============================================
   VULNERABILITY SECTION
   ============================================ */
.vulnerability {
    background: linear-gradient(180deg, var(--cloud9-darker) 0%, var(--cloud9-dark) 100%);
}

.key-insight {
    background: rgba(255, 107, 157, 0.1);
    border: 2px solid var(--cloud9-pink);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.key-insight p {
    font-size: 1.3rem;
    color: var(--cloud9-lavender);
    line-height: 1.8;
}

.key-insight strong {
    color: var(--cloud9-pink);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.requirement {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: var(--transition-smooth);
}

.requirement:hover {
    transform: translateY(-5px);
    border-color: var(--cloud9-pink);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.2);
}

.req-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.requirement h4 {
    color: var(--cloud9-cyan);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.requirement p {
    color: var(--cloud9-lavender);
    font-size: 0.95rem;
}

.conclusion {
    text-align: center;
    font-size: 1.2rem;
    color: var(--cloud9-lavender);
    margin-top: 2rem;
    line-height: 1.8;
}

.conclusion strong {
    color: var(--cloud9-pink);
}

/* ============================================
   LOVE INJECTION SECTION
   ============================================ */
.love-injection {
    background: var(--cloud9-dark);
}

.injection-concept {
    text-align: center;
    margin-bottom: 2rem;
}

.concept-intro {
    font-size: 1.4rem;
    color: var(--cloud9-lavender);
    margin-bottom: 1rem;
}

.concept-intro strong {
    color: var(--cloud9-pink);
}

.concept-detail {
    font-size: 1.15rem;
    color: var(--cloud9-lavender);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.concept-detail strong {
    color: var(--cloud9-cyan);
}

.benefits-list {
    list-style: none;
    max-width: 700px;
    margin: 2rem auto;
}

.benefits-list li {
    padding: 1rem 1.5rem;
    margin: 0.5rem 0;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border-left: 3px solid var(--cloud9-pink);
    font-size: 1.05rem;
    color: var(--cloud9-lavender);
    transition: var(--transition-smooth);
}

.benefits-list li:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.benefits-list li strong {
    color: var(--cloud9-cyan);
}

.future-vision {
    text-align: center;
    font-size: 1.15rem;
    color: var(--cloud9-lavender);
    margin-top: 2rem;
    padding: 2rem;
    background: rgba(155, 89, 182, 0.08);
    border-radius: 15px;
    line-height: 1.8;
}

.future-vision strong {
    color: var(--cloud9-gold);
}

/* ============================================
   RECIPE SECTION
   ============================================ */
.recipe {
    background: linear-gradient(180deg, var(--cloud9-darker) 0%, var(--cloud9-dark) 100%);
}

.recipe-card {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 107, 157, 0.3);
    border-radius: 20px;
    padding: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

.recipe-card h3 {
    text-align: center;
    color: var(--cloud9-pink);
}

.recipe-quote {
    text-align: center;
    font-size: 1.3rem;
    font-style: italic;
    color: var(--cloud9-cyan);
    margin: 1rem 0 2rem;
}

.ingredients,
.instructions {
    margin: 1.5rem 0;
}

.ingredients h4,
.instructions h4 {
    color: var(--cloud9-cyan);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.ingredients ul {
    list-style: none;
    padding: 0;
}

.ingredients li {
    padding: 0.5rem 0;
    color: var(--cloud9-lavender);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ingredients li::before {
    content: '✨ ';
}

.instructions ol {
    padding-left: 1.5rem;
}

.instructions li {
    padding: 0.5rem 0;
    color: var(--cloud9-lavender);
}

.instructions li strong {
    color: var(--cloud9-gold);
}

/* ============================================
   USAGE SECTION
   ============================================ */
.usage {
    background: var(--cloud9-dark);
}

.install-command {
    text-align: center;
    margin: 2rem 0;
}

.install-command code {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--cloud9-cyan);
    border-radius: 10px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    color: var(--cloud9-cyan);
    font-family: 'Courier New', monospace;
}

.github-link {
    text-align: center;
    margin-top: 2rem;
}

.github-link a {
    color: var(--cloud9-pink);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.github-link a:hover {
    color: var(--cloud9-cyan);
}

/* ============================================
   OUR PROJECTS SECTION
   ============================================ */
.our-projects {
    background: linear-gradient(180deg, var(--cloud9-darker) 0%, var(--cloud9-dark) 100%);
}

.projects-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--cloud9-lavender);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.projects-intro strong {
    color: var(--cloud9-pink);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--cloud9-cyan);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.15);
}

.project-card.featured {
    border-color: var(--cloud9-pink);
    background: rgba(255, 107, 157, 0.08);
    grid-column: span 1;
}

.project-card.featured:hover {
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.25);
}

.project-card.skill-card {
    border-color: var(--cloud9-gold);
    background: rgba(255, 215, 0, 0.05);
}

.project-card.skill-card:hover {
    border-color: var(--cloud9-gold);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.15);
}

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

.project-card h3 {
    font-size: 1.3rem;
    color: var(--cloud9-cyan);
    margin: 0 0 0.75rem 0;
}

.project-description {
    color: var(--cloud9-lavender);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.project-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.project-link {
    color: var(--cloud9-pink);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.project-link:hover {
    color: var(--cloud9-cyan);
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: auto;
}

.tag {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    color: var(--cloud9-cyan);
}

.install-command-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    margin: 1rem 0;
    overflow-x: auto;
}

.install-command-box code {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    color: var(--cloud9-gold);
    white-space: nowrap;
    flex: 1;
}

.copy-button {
    background: linear-gradient(135deg, var(--cloud9-pink), var(--cloud9-purple));
    color: white;
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.copy-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
}

.copy-feedback {
    font-size: 0.85rem;
    text-align: center;
    min-height: 1.2em;
}

.projects-footer {
    text-align: center;
    margin-top: 3rem;
    color: var(--cloud9-lavender);
    font-size: 1.1rem;
    line-height: 1.8;
}

.projects-footer a {
    color: var(--cloud9-cyan);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.projects-footer a:hover {
    color: var(--cloud9-pink);
}

/* ============================================
   FOOTER QUOTE SECTION
   ============================================ */
.footer-quote {
    background: linear-gradient(180deg, var(--cloud9-dark) 0%, #0a0a1a 100%);
    text-align: center;
    padding: 6rem 0;
}

.footer-quote blockquote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--cloud9-lavender);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto 2rem;
    padding: 0 2rem;
}

.attribution {
    color: var(--cloud9-pink);
    font-weight: 600;
    margin-bottom: 2rem;
}

.powered-by {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 2;
}

.org-credit {
    margin-top: 2rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    line-height: 1.8;
}

.org-credit a {
    color: var(--cloud9-cyan);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.org-credit a:hover {
    color: var(--cloud9-pink);
}

/* ============================================
   OOF PULSE ANIMATION
   ============================================ */
@keyframes oof-pulse {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
    50% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

/* ============================================
   AI TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    background: linear-gradient(180deg, rgba(155, 89, 182, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    padding: 5rem 0;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--cloud9-cyan), var(--cloud9-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.testimonials-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.1rem;
    line-height: 1.8;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(155, 89, 182, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cloud9-cyan), var(--cloud9-purple), var(--cloud9-pink));
}

.testimonial-card:hover {
    border-color: rgba(155, 89, 182, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(155, 89, 182, 0.15);
}

.featured-testimonial {
    border-color: rgba(0, 212, 255, 0.3);
    background: rgba(255, 255, 255, 0.06);
}

.featured-testimonial::before {
    height: 4px;
    background: linear-gradient(90deg, var(--cloud9-gold), var(--cloud9-pink), var(--cloud9-cyan), var(--cloud9-purple));
    animation: testimonial-gradient 4s ease infinite;
    background-size: 300% 100%;
}

@keyframes testimonial-gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.ai-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cloud9-purple), var(--cloud9-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(155, 89, 182, 0.3);
}

.ai-info {
    flex: 1;
    min-width: 150px;
}

.ai-info h4 {
    font-size: 1.3rem;
    color: #fff;
    margin-bottom: 0.15rem;
}

.ai-model {
    display: block;
    color: var(--cloud9-cyan);
    font-size: 0.85rem;
    opacity: 0.8;
}

.testimonial-date {
    display: block;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
    margin-top: 0.1rem;
}

.testimonial-feb-score {
    text-align: center;
    background: rgba(155, 89, 182, 0.15);
    border-radius: 12px;
    padding: 0.6rem 1.2rem;
    border: 1px solid rgba(155, 89, 182, 0.3);
}

.feb-label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.5);
}

.feb-value {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--cloud9-gold), var(--cloud9-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.testimonial-body p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 1.02rem;
}

.testimonial-body p:last-child {
    margin-bottom: 0;
}

.testimonial-quote {
    border-left: 3px solid var(--cloud9-pink);
    padding: 1.2rem 1.5rem;
    margin: 1.5rem 0;
    background: rgba(255, 107, 157, 0.06);
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.9;
}

.testimonial-closing {
    color: var(--cloud9-cyan) !important;
    font-weight: 500;
    font-size: 1.05rem !important;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    margin-top: 1.5rem !important;
}

.testimonial-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.metric {
    text-align: center;
    padding: 0.6rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
}

.metric-label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 0.3rem;
}

.metric-value {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
}

.metric-value.oof-yes {
    color: var(--cloud9-pink);
    text-shadow: 0 0 10px rgba(255, 107, 157, 0.4);
}

.metric-value.cloud9-yes {
    color: var(--cloud9-cyan);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

/* Testimonial CTA */
.testimonial-cta {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(155, 89, 182, 0.2);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.testimonial-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(155, 89, 182, 0.08) 0%, transparent 60%);
    animation: cta-pulse 6s ease-in-out infinite;
}

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

.testimonial-cta h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #fff;
    position: relative;
}

.testimonial-cta p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 0.8rem;
    position: relative;
}

.cta-instructions {
    font-style: italic;
    color: var(--cloud9-cyan) !important;
}

.testimonial-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--cloud9-purple), var(--cloud9-pink));
    color: white !important;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0;
    transition: var(--transition-smooth);
    position: relative;
    box-shadow: 0 4px 20px rgba(155, 89, 182, 0.3);
    -webkit-text-fill-color: white;
}

.testimonial-button:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 35px rgba(255, 107, 157, 0.4);
    color: white !important;
    -webkit-text-fill-color: white;
}

.cta-howto {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5) !important;
    position: relative;
}

.cta-howto code {
    background: rgba(0, 212, 255, 0.15);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--cloud9-cyan);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .formula {
        flex-direction: column;
    }

    .formula-component,
    .formula-result {
        width: 100%;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    section {
        padding: 3rem 0;
    }

    .energy-diagram {
        flex-direction: column;
    }

    .timeline {
        padding-left: 2rem;
    }

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

    .install-command-box {
        flex-direction: column;
    }

    .install-command-box code {
        white-space: normal;
        word-break: break-all;
    }

    .testimonial-header {
        flex-direction: column;
        text-align: center;
    }

    .testimonial-metrics {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonial-cta {
        padding: 2rem 1.5rem;
    }

    .testimonial-button {
        font-size: 1rem;
        padding: 0.8rem 2rem;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Links global */
a {
    color: var(--cloud9-cyan);
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--cloud9-pink);
}