:root {
    --bg-color: #121420;
    --surface: #3f4b78;
    --surface-light: #4f5b88;
    --surface-border: rgba(100, 127, 174, 0.2);
    
    --teal: #647fae;
    --violet: #936b4c;
    
    --text-main: #f8fafc;
    --text-muted: #cbd5e1;
    
    --gradient: linear-gradient(135deg, var(--teal), var(--violet));

    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.dark-blue-text {
    color: var(--surface-light);
    display: inline-block;
}

.highlight {
    color: var(--teal);
}

p {
    color: var(--text-muted);
}

.lead-text {
    font-size: 1.25rem;
    color: var(--text-main);
    font-weight: 300;
}

/* Ambient Background */
.ambient-glow {
    position: fixed;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.15;
    animation: drift 20s infinite alternate ease-in-out;
}

.glow-1 {
    top: -20%;
    left: -10%;
    background: radial-gradient(circle, var(--teal) 0%, transparent 70%);
}

.glow-2 {
    bottom: -20%;
    right: -10%;
    background: radial-gradient(circle, var(--violet) 0%, transparent 70%);
    animation-delay: -10s;
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(5%, 5%) scale(1.1); }
}

/* Components */
.glass-card {
    background: var(--surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--surface-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(45, 212, 191, 0.2);
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(129, 140, 248, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--surface-border);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--teal);
    color: var(--teal);
}

.breathing-btn {
    animation: breathing 4s infinite ease-in-out;
}

@keyframes breathing {
    0%, 100% { box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3); }
    50% { box-shadow: 0 4px 25px rgba(129, 140, 248, 0.6); }
}

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

.section {
    padding: 8rem 0;
}

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

.section-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.25rem;
    margin-bottom: 4rem;
}

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

.layout-split.reverse .text-side {
    order: 2;
}

.layout-split.reverse .visual-side {
    order: 1;
}

/* Nav */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background 0.3s, border-bottom 0.3s, backdrop-filter 0.3s;
}

.navbar.scrolled {
    background: rgba(3, 7, 18, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--surface-border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.logo-container {
    display: flex;
    flex-direction: column;
}

.logo-slogan {
    font-size: 0.75rem;
    color: #ffffff;
    font-weight: 600;
    letter-spacing: 1px;
    opacity: 0;
    margin-top: -4px;
    transform: translateY(-5px);
    animation: magic-appear 2s ease forwards 1.5s;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

@keyframes magic-appear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-text-footer {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.5px;
    margin-right: 8px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-sidebar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    z-index: 1000;
}

.lang-icon {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1.1rem;
    padding: 0;
    color: white;
}

.lang-icon:hover, .lang-icon.active {
    background: rgba(255, 255, 255, 0.3);
    border-color: var(--teal);
    transform: scale(1.1);
}

/* Content Wrapper for Parallax */
.content-wrapper {
    position: relative;
    z-index: 1;
    background-color: var(--bg-color);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 120px 5% 0 10%;
    position: sticky;
    top: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(3, 7, 18, 0.4) 0%, rgba(3, 7, 18, 0.9) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 500px;
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.9), 0 8px 24px rgba(0,0,0,0.7), 0 0 30px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.9), 0 4px 12px rgba(0,0,0,0.8), 0 0 20px rgba(0,0,0,0.5);
    color: #ffffff;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: flex-start;
}

@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    .hero-buttons .btn {
        width: 100%;
    }
    .hero-title {
        font-size: 3rem;
    }
}


@keyframes expand {
    0% { width: 100px; height: 100px; opacity: 1; border-color: rgba(45, 212, 191, 0.8); }
    100% { width: 600px; height: 600px; opacity: 0; border-color: rgba(129, 140, 248, 0); }
}

/* Problem Section */
.problem-card {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
    text-align: left;
}

.stat-item {
    padding: 1.5rem;
    background: rgba(0,0,0,0.2);
    border-radius: 16px;
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.stat-item h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
    color: var(--text-main);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 4rem auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: var(--surface-border);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 13px;
    top: 24px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--surface);
    border: 2px solid var(--text-muted);
    transition: all 0.3s;
}

.timeline-marker.active {
    background: var(--teal);
    border-color: var(--teal);
    box-shadow: 0 0 15px rgba(45, 212, 191, 0.6);
}

.phase-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    background: rgba(255,255,255,0.05);
    margin-bottom: 1rem;
}

.phase-badge.highlight {
    background: rgba(45, 212, 191, 0.1);
    color: var(--teal);
}

.active-card {
    border-color: rgba(45, 212, 191, 0.4);
    box-shadow: 0 10px 40px rgba(45, 212, 191, 0.1);
}

.timeline-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Biosensor Layer */
.feature-list {
    list-style: none;
    margin-top: 2rem;
}

.feature-list li {
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 24px;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--violet);
}

.feature-list strong {
    display: block;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.biosensor-graphic {
    position: relative;
    height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
}

.data-stream {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.data-stream span {
    width: 40px;
    font-weight: 700;
    color: var(--teal);
}

.data-stream .line {
    height: 2px;
    flex: 1;
    background: linear-gradient(90deg, var(--teal), var(--violet));
    position: relative;
    overflow: hidden;
}

.data-stream .line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, #fff, transparent);
    animation: scan 2s infinite linear;
}

.stream-eeg .line::after { animation-delay: 0.5s; animation-duration: 1.5s; }
.stream-gsr .line::after { animation-delay: 1s; animation-duration: 3s; }

@keyframes scan {
    0% { left: -100%; }
    100% { left: 200%; }
}

.ai-core {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 80px;
    height: 80px;
    background: var(--surface);
    border: 1px solid var(--violet);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.5rem;
    box-shadow: 0 0 30px rgba(129, 140, 248, 0.4);
    backdrop-filter: blur(10px);
}

/* Grid Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.adapt-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(45, 212, 191, 0.5));
}

.adapt-card h3 {
    margin-bottom: 0.5rem;
}

/* Integration Section */
.integration-features {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.feat h4 {
    color: var(--teal);
    margin-bottom: 0.5rem;
}

.dashboard-mockup {
    padding: 1.5rem;
}

.mockup-header {
    font-size: 0.875rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--surface-border);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.chart-mockup {
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.sparkline {
    width: 100%;
    height: auto;
}

.chart-path {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: draw-chart 3s forwards ease-in-out;
}

@keyframes draw-chart {
    to { stroke-dashoffset: 0; }
}

.pulse-dot {
    animation: pulse-dot-anim 2s infinite alternate;
}

@keyframes pulse-dot-anim {
    0% { r: 2; opacity: 0.5; }
    100% { r: 4; opacity: 1; filter: drop-shadow(0 0 5px var(--violet)); }
}

.mockup-note {
    background: rgba(129, 140, 248, 0.1);
    border-left: 3px solid var(--violet);
    padding: 1rem;
    border-radius: 0 8px 8px 0;
    font-size: 0.875rem;
}

.mockup-note strong {
    display: block;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

/* Waitlist */
.cta-card {
    max-width: 600px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--surface) 0%, rgba(3, 7, 18, 0.8) 100%);
    border: 1px solid rgba(129, 140, 248, 0.3);
}

.waitlist-form {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.input-field {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border-radius: 50px;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--surface-border);
    color: var(--text-main);
    font-family: var(--font-body);
}

.input-field:focus {
    outline: none;
    border-color: var(--teal);
}

.success-message {
    color: var(--teal);
    font-weight: 600;
    padding: 1rem;
    background: rgba(45, 212, 191, 0.1);
    border-radius: 8px;
    width: 100%;
}

/* Footer */
.footer {
    border-top: 1px solid var(--surface-border);
    padding: 3rem 0;
    background: #000;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 1.5rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--teal);
}

.copyright {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.3);
    width: 100%;
    text-align: center;
    margin-top: 2rem;
}

/* Utilities for JS Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 900px) {
    .layout-split {
        grid-template-columns: 1fr;
    }
    
    .layout-split.reverse .text-side, 
    .layout-split.reverse .visual-side {
        order: initial;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 2rem;
    }
    
    .hero-visual {
        height: 300px;
        width: 100%;
    }
    
    .stats-grid, .integration-features {
        grid-template-columns: 1fr;
    }
    
    .ai-core {
        position: relative;
        transform: none;
        margin: 2rem auto 0;
    }
    
    .waitlist-form {
        flex-direction: column;
    }
}

/* RTL Support */
[dir="rtl"] {
    text-align: right;
}

[dir="rtl"] .stats-grid {
    text-align: right;
}

[dir="rtl"] .timeline-item {
    padding-left: 0;
    padding-right: 60px;
}

[dir="rtl"] .timeline::before {
    left: auto;
    right: 20px;
}

[dir="rtl"] .timeline-marker {
    left: auto;
    right: 13px;
}

[dir="rtl"] .feature-list li {
    padding-left: 0;
    padding-right: 24px;
}

[dir="rtl"] .feature-list li::before {
    left: auto;
    right: 0;
}

[dir="rtl"] .mockup-note {
    border-left: none;
    border-right: 3px solid var(--violet);
    border-radius: 8px 0 0 8px;
}

[dir="rtl"] .ai-core {
    right: auto;
    left: 0;
}

[dir="rtl"] .footer-links a {
    margin-left: 0;
    margin-right: 1.5rem;
}

[dir="rtl"] .data-stream .line::after {
    animation: scan-rtl 2s infinite linear;
}

@keyframes scan-rtl {
    0% { right: -100%; left: auto; }
    100% { right: 200%; left: auto; }
}

[dir="rtl"] .data-stream .line {
    background: linear-gradient(-90deg, var(--teal), var(--violet));
}

/* Media Placeholders for Investor Deck & Tech Page */
.media-placeholder {
    background: rgba(0, 0, 0, 0.6);
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 250px;
    position: relative;
    overflow: hidden;
    width: 100%;
}
.media-placeholder::after {
    content: '';
    position: absolute;
    top:0; left:0; right:0; bottom:0;
    background: linear-gradient(45deg, rgba(45,212,191,0.1), rgba(129,140,248,0.1));
    z-index: 1;
}
.placeholder-text {
    position: relative;
    z-index: 2;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    letter-spacing: 1px;
}
.nav-logo-img {
    height: 56px;
    width: auto;
    border-radius: 4px;
}
.pt-0 { padding-top: 0 !important; }
.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(129,140,248,0.15);
    color: var(--violet);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(129,140,248,0.3);
}
.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Deck specific body to prevent double scrollbars */
.deck-body {
    overflow: hidden;
    height: 100vh;
}

/* Nature Background */
.nature-bg {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: -2;
    background: radial-gradient(circle at center, #0f172a 0%, #020617 100%);
    overflow: hidden;
}

.mycelial-network {
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background-image: radial-gradient(rgba(45, 212, 191, 0.15) 1px, transparent 1px),
                      radial-gradient(rgba(129, 140, 248, 0.1) 1px, transparent 1px);
    background-size: 50px 50px, 30px 30px;
    background-position: 0 0, 15px 15px;
    opacity: 0.3;
    animation: drift-bg 60s linear infinite;
}

@keyframes drift-bg {
    100% { transform: rotate(5deg) scale(1.1); }
}

.glow-teal { background: radial-gradient(circle, rgba(45, 212, 191, 0.4) 0%, transparent 60%); top: 10%; left: 10%; }
.glow-violet { background: radial-gradient(circle, rgba(129, 140, 248, 0.4) 0%, transparent 60%); bottom: 10%; right: 10%; }

/* Deck Navbar */
.deck-navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.5rem 3rem;
    z-index: 100;
    background: rgba(3, 7, 18, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--surface-border);
}
.btn-sm { padding: 0.5rem 1.5rem; font-size: 0.875rem; }

/* Scroll Snapping Wrapper */
.deck-wrapper {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;  /* Firefox */
}
.deck-wrapper::-webkit-scrollbar { display: none; }

.deck-slide {
    height: 100vh;
    width: 100vw;
    scroll-snap-align: start;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 2rem; /* Account for navbar */
    position: relative;
}

/* Glass Panels */
.slide-glass {
    width: 100%;
    max-width: 1100px;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 32px;
    padding: 4rem;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    position: relative;
}

.border-teal { border-top: 2px solid var(--teal); }
.border-violet { border-top: 2px solid var(--violet); }
.border-gradient { border-top: 2px solid; border-image: var(--gradient) 1; }

.slide-mega-title { font-size: 6rem; line-height: 1; margin-bottom: 1rem; letter-spacing: -2px; }
.slide-mega-title { font-size: 8rem; line-height: 1; margin-bottom: 1rem; letter-spacing: -2px; }
.slide-mega-subtitle { font-size: 2rem; color: var(--text-muted); margin-bottom: 3rem; }
.pitch-vid { max-width: 800px; margin: 0 auto; aspect-ratio: 16/9; }

.slide-header { display: flex; align-items: center; margin-bottom: 3rem; position: relative; }
.justify-center { justify-content: center; }
.slide-num { 
    font-family: var(--font-heading);
    font-size: 8rem;
    font-weight: 800; color: rgba(255,255,255,0.03); line-height: 0.8; position: absolute; right: 0; top: -1rem; pointer-events: none; }
.slide-title { font-size: 3.5rem; margin: 0; }

.alert-card { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3); border-radius: 20px; padding: 2rem; text-align: center; }
.alert-card .icon { font-size: 3rem; margin-bottom: 1rem; }
.alert-card h3 { color: #ef4444; font-size: 1.5rem; margin-bottom: 0.5rem; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.tech-card { background: rgba(0,0,0,0.3); padding: 2rem; border-radius: 20px; border: 1px solid transparent; transition: all 0.3s; }
.tech-card.active { border-color: var(--teal); background: rgba(45, 212, 191, 0.05); transform: translateY(-10px); }
.tech-card .icon { font-size: 2.5rem; margin-bottom: 1rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 2rem; }
.mt-4 { margin-top: 3rem; }

.market-circles { display: flex; justify-content: center; align-items: flex-end; gap: 2rem; height: 300px; position: relative; }
.circle { border-radius: 50%; display: flex; flex-direction: column; justify-content: center; align-items: center; border: 2px dashed rgba(255,255,255,0.1); background: rgba(0,0,0,0.2); }
.c-tam { width: 300px; height: 300px; border-color: var(--teal); background: rgba(45, 212, 191, 0.05); }
.c-sam { width: 220px; height: 220px; border-color: var(--violet); }
.c-som { width: 140px; height: 140px; border-color: rgba(255,255,255,0.3); }
.c-val { font-size: 2rem; font-weight: 700; font-family: var(--font-heading); line-height: 1; }
.c-lbl { font-size: 0.875rem; color: var(--text-muted); margin-top: 0.5rem; }

.comp-table { width: 100%; background: rgba(0,0,0,0.3); border-radius: 16px; overflow: hidden; }
.comp-row { display: grid; grid-template-columns: 2fr 1fr 1fr; padding: 1.5rem; border-bottom: 1px solid rgba(255,255,255,0.05); align-items: center; }
.comp-row.header { background: rgba(255,255,255,0.05); font-weight: 700; color: var(--text-muted); }
.comp-row:last-child { border: none; }
.check { color: var(--teal); font-weight: bold; font-size: 1.25rem; }
.cross { color: #ef4444; font-weight: bold; font-size: 1.25rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.pricing-card { background: rgba(0,0,0,0.3); border-radius: 24px; padding: 3rem; border: 1px solid var(--surface-border); }
.pricing-card.highlighted { border-color: var(--violet); background: rgba(129, 140, 248, 0.05); position: relative; }
.p-tier { font-size: 1.25rem; color: var(--text-muted); margin-bottom: 1rem; }
.pricing-card.highlighted .p-tier { color: var(--violet); font-weight: 600; }
.p-price { font-size: 3.5rem; font-family: var(--font-heading); font-weight: 800; line-height: 1; }
.p-price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.p-plus { color: var(--teal); font-weight: 600; margin-top: 0.5rem; }
.p-features { list-style: none; margin-top: 2rem; }
.p-features li { padding-left: 1.5rem; position: relative; margin-bottom: 1rem; }
.p-features li::before { content: '✓'; position: absolute; left: 0; color: var(--teal); }

.deck-timeline { display: flex; justify-content: space-between; margin-top: 4rem; position: relative; }
.deck-timeline::before { content:''; position:absolute; top: 10px; left: 0; width: 100%; height: 2px; background: rgba(255,255,255,0.1); z-index: 1; }
.d-time-item { position: relative; z-index: 2; flex: 1; padding-right: 2rem; }
.d-dot { width: 22px; height: 22px; border-radius: 50%; background: var(--bg-color); border: 2px solid var(--text-muted); margin-bottom: 1.5rem; transition: all 0.3s; }
.d-dot.completed { background: var(--teal); border-color: var(--teal); }
.d-dot.active { border-color: var(--violet); box-shadow: 0 0 15px var(--violet); }
.d-time-item h4 { color: var(--text-main); font-size: 1.25rem; margin-bottom: 0.5rem; }
.d-time-item p { font-size: 0.875rem; color: var(--text-muted); }

.ask-val { font-size: 5rem; font-family: var(--font-heading); color: var(--teal); margin-bottom: 1rem; }

.scroll-indicator { position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 0.5rem; color: var(--text-muted); font-size: 0.875rem; z-index: 100; transition: opacity 0.3s; pointer-events: none; }
.mouse { width: 24px; height: 36px; border: 2px solid var(--text-muted); border-radius: 12px; position: relative; }
.mouse::before { content:''; position: absolute; top: 6px; left: 50%; transform: translateX(-50%); width: 4px; height: 6px; background: var(--text-muted); border-radius: 2px; animation: mouse-scroll 1.5s infinite; }

@keyframes mouse-scroll { 0% { top: 6px; opacity: 1; } 100% { top: 18px; opacity: 0; } }

@media (max-width: 900px) {
    .slide-glass { padding: 2rem; }
    .slide-mega-title { font-size: 3rem; }
    .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .deck-timeline { flex-direction: column; gap: 2rem; }
    .deck-timeline::before { width: 2px; height: 100%; left: 10px; top: 0; }
    .d-time-item { padding-left: 3rem; }
    .d-dot { position: absolute; left: 0; top: 0; }
    .market-circles { flex-direction: column; height: auto; align-items: center; }
    .slide-num { font-size: 4rem; }
}

/* RTL Support for Deck */
[dir="rtl"] .deck-timeline::before { left: auto; right: 0; }
[dir="rtl"] .d-time-item { padding-right: 0; padding-left: 2rem; }
@media (max-width: 900px) {
    [dir="rtl"] .deck-timeline::before { right: 10px; left: auto; }
    [dir="rtl"] .d-time-item { padding-left: 0; padding-right: 3rem; }
    [dir="rtl"] .d-dot { left: auto; right: 0; }
}
[dir="rtl"] .p-features li { padding-left: 0; padding-right: 1.5rem; }
[dir="rtl"] .p-features li::before { left: auto; right: 0; }
[dir="rtl"] .slide-num { right: auto; left: 0; }

/* Full Screen Solution Parallax */
.solution-visual {
    min-height: 100vh;
    width: 100%;
    background-image: url('assets/dia3.jpeg');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: 1;
}

.solution-text {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 8rem 5%;
    position: relative;
    z-index: 2;
}