/* ===================================
   SILENTSCALE AI BRAND COLORS
   =================================== */
:root {
    /* Primary Brand Colors */
    --color-black: #000000;
    --color-teal: #00C9C9;
    --color-white: #FFFFFF;
    
    /* Card and Surface Colors */
    --color-dark-card: #111111;
    --color-darker-card: #0A0A0A;
    
    /* Text Colors */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #888888;
    --color-text-muted: #666666;
    
    /* Border Colors */
    --color-border: #222222;
    --color-border-teal: rgba(0, 201, 201, 0.3);
    
    /* Accent and Glow */
    --color-glow-teal: rgba(0, 201, 201, 0.5);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===================================
   RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

section {
    padding: 6rem 0;
}

/* ===================================
   TYPOGRAPHY
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-headline {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--color-white);
}

.emphasis {
    font-weight: 600;
    color: var(--color-teal);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-teal);
    color: var(--color-black);
    border-color: var(--color-teal);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-teal);
    box-shadow: 0 0 20px var(--color-glow-teal);
}

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

.btn-secondary:hover {
    background-color: var(--color-teal);
    color: var(--color-black);
    box-shadow: 0 0 20px var(--color-glow-teal);
}

.btn-cta {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
    font-size: 1.125rem;
    padding: 1.25rem 2.5rem;
}

.btn-cta:hover {
    background-color: var(--color-teal);
    border-color: var(--color-teal);
    box-shadow: 0 0 30px var(--color-glow-teal);
}

/* ===================================
   SECTION 1: HERO PROOF BLOCK
   =================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--color-black) 0%, #0A0A0A 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-headline {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.hero-subheadline {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.hero-microcopy {
    font-size: 0.875rem;
    color: var(--color-teal);
    margin-bottom: 2rem;
    font-weight: 500;
}

.hero-cta-centered {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

/* Stat Cards */
.stat-cards {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.stat-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }
.stat-card:nth-child(5) { animation-delay: 0.5s; }

.stat-card:hover {
    border-color: var(--color-teal);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--color-glow-teal);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

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

/* ===================================
   SECTION 2: CLIENT SNAPSHOT
   =================================== */
.client-snapshot {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.snapshot-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.snapshot-card {
    background: var(--color-dark-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.snapshot-card:hover {
    border-color: var(--color-teal);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px var(--color-glow-teal);
}

.snapshot-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.snapshot-value {
    font-size: 1rem;
    color: var(--color-white);
    font-weight: 600;
}

/* ===================================
   SECTION 3: TRUST STRIP
   =================================== */
.trust-strip {
    background: var(--color-black);
}

.trust-headline {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.trust-copy {
    text-align: center;
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
}

.proof-bar {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.proof-item {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-teal);
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--color-border-teal);
    border-radius: 50px;
    background: rgba(0, 201, 201, 0.05);
    transition: all 0.3s ease;
}

.proof-item:hover {
    background: rgba(0, 201, 201, 0.15);
    box-shadow: 0 0 15px var(--color-glow-teal);
}

/* ===================================
   SECTION 4: BEFORE VS AFTER
   =================================== */
.before-after {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.comparison-label {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--color-white);
}

.comparison-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comparison-item {
    padding: 1.25rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    position: relative;
    padding-left: 3rem;
}

.comparison-item::before {
    content: '';
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.comparison-item.negative {
    background: rgba(255, 50, 50, 0.1);
    border: 1px solid rgba(255, 50, 50, 0.3);
    color: var(--color-text-secondary);
}

.comparison-item.negative::before {
    background: #FF3232;
    box-shadow: 0 0 10px rgba(255, 50, 50, 0.5);
}

.comparison-item.positive {
    background: rgba(0, 201, 201, 0.1);
    border: 1px solid var(--color-border-teal);
    color: var(--color-white);
}

.comparison-item.positive::before {
    background: var(--color-teal);
    box-shadow: 0 0 10px var(--color-glow-teal);
}

/* ===================================
   SECTION 5: BIG PROOF NUMBERS
   =================================== */
.big-results {
    background: var(--color-black);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.result-block {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 12px;
    background: var(--color-dark-card);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.result-block:hover {
    border-color: var(--color-teal);
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--color-glow-teal);
}

.result-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--color-teal);
    margin-bottom: 0.75rem;
    line-height: 1;
}

.result-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.results-footer {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

.results-footer p {
    margin-bottom: 1rem;
}

/* ===================================
   SECTION 6: THE PROBLEM
   =================================== */
.problem-frame {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.problem-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    text-align: center;
}

.problem-content p {
    margin-bottom: 1.5rem;
}

/* ===================================
   SECTION 7: THE SILENTSCALE SYSTEM
   =================================== */
.solution-stack {
    background: var(--color-black);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.solution-card {
    background: var(--color-dark-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2.5rem;
    transition: all 0.3s ease;
}

.solution-card:hover {
    border-color: var(--color-teal);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px var(--color-glow-teal);
}

.solution-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-teal);
    margin-bottom: 1.5rem;
}

.solution-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.solution-proof {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-teal);
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

/* ===================================
   SECTION 8: IMPLEMENTATION TIMELINE
   =================================== */
.timeline-section {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 900px;
    margin: 3rem auto;
    position: relative;
}

.timeline-item {
    flex: 1;
    text-align: center;
}

.timeline-marker {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--color-teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-card);
    box-shadow: 0 0 20px var(--color-glow-teal);
}

.timeline-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-teal);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.timeline-list {
    list-style: none;
    text-align: left;
    display: inline-block;
}

.timeline-list li {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.timeline-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-teal);
    font-weight: 800;
}

.timeline-connector {
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--color-teal), var(--color-border), var(--color-teal));
    position: absolute;
    top: 40px;
    left: 0;
    z-index: -1;
}

.timeline-footer {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-top: 3rem;
}

/* ===================================
   SECTION 9: STRATEGIC IMPACT
   =================================== */
.impact-section {
    background: var(--color-black);
}

.impact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.impact-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-teal);
    margin-bottom: 1.5rem;
}

.impact-list {
    list-style: none;
}

.impact-list li {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.impact-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-teal);
    font-weight: 800;
    font-size: 1.25rem;
}

/* ===================================
   SECTION 10: AUTHORITY SECTION
   =================================== */
.authority-section {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.authority-content {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

.authority-content p {
    margin-bottom: 1.5rem;
}

.authority-list {
    list-style: none;
    margin: 2rem 0;
    padding-left: 2rem;
}

.authority-list li {
    margin-bottom: 1rem;
    color: var(--color-white);
    font-weight: 600;
    position: relative;
}

.authority-list li::before {
    content: '→';
    position: absolute;
    left: -2rem;
    color: var(--color-teal);
    font-weight: 800;
}

.authority-statement {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem;
    background: var(--color-dark-card);
    border: 2px solid var(--color-teal);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 0 40px var(--color-glow-teal);
}

.statement-main {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.statement-sub {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

/* ===================================
   SECTION 11: WHAT THIS MEANS FOR YOU
   =================================== */
.relevance-section {
    background: var(--color-black);
}

.relevance-content {
    max-width: 800px;
    margin: 0 auto;
}

.relevance-intro {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    text-align: center;
}

.relevance-list {
    list-style: none;
    margin: 2rem 0;
    padding-left: 2rem;
}

.relevance-list li {
    font-size: 1rem;
    color: var(--color-white);
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.relevance-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-teal);
    font-weight: 800;
}

.relevance-conclusion {
    font-size: 1.125rem;
    color: var(--color-teal);
    margin-top: 2rem;
    text-align: center;
    font-weight: 600;
}

/* ===================================
   SECTION 12: FAQ
   =================================== */
.faq-section {
    background: var(--color-darker-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background: var(--color-dark-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--color-teal);
    box-shadow: 0 8px 24px var(--color-glow-teal);
}

.faq-question {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-teal);
    margin-bottom: 1rem;
}

.faq-answer {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   SECTION 13: FINAL CTA
   =================================== */
.final-cta {
    background: var(--color-black);
    padding: 8rem 0;
}

.cta-headline {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.cta-subheadline {
    font-size: 1.25rem;
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button-wrap {
    text-align: center;
    margin-bottom: 2rem;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .solution-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .snapshot-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section-headline {
        font-size: 2rem;
    }
    
    .hero-headline {
        font-size: 2.5rem;
    }
    
    .stat-number,
    .result-number {
        font-size: 2.5rem;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .proof-bar {
        flex-direction: column;
        align-items: center;
    }
    
    .timeline {
        flex-direction: column;
        gap: 3rem;
    }
    
    .timeline-connector {
        display: none;
    }
    
    .cta-headline {
        font-size: 2rem;
    }
    
    .snapshot-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .section-headline {
        font-size: 1.75rem;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}