/* ==========================================================================
   SLATESYNC V2.0 - ULTRA-PREMIUM OLED DARK EDITION (STRIPE & LINEAR STYLE)
   ========================================================================== */

/* --- CSS VARIABLES & TOKENS --- */
:root {
    --bg-dark: #030303;
    --bg-card: rgba(10, 11, 14, 0.6);
    --bg-card-hover: rgba(16, 17, 22, 0.8);
    --border-color: rgba(255, 255, 255, 0.05);
    --border-hover: rgba(59, 130, 246, 0.4);
    
    /* Accents & Brand Colors */
    --primary: #3B82F6;
    --primary-gradient: linear-gradient(135deg, #3B82F6 0%, #1D4ED8 100%);
    --primary-glow: rgba(59, 130, 246, 0.3);
    
    --accent-cyan: #06B6D4;
    --accent-green: #10B981;
    --accent-red: #EF4444;
    --accent-orange: #F97316;
    
    /* Text */
    --text-main: #E5E7EB;
    --text-muted: #9CA3AF;
    --text-white: #FFFFFF;
    
    /* Transitions */
    --transition-premium: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- BASE STYLES --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Premium Tech Grid Pattern Background */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: -1; /* Sitting on top of background glows to capture their light */
}

/* Background Glow Effects - Smooth Shifting Radial Gradients (Stripe-style) */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(130px);
    z-index: -2; /* Placed behind the tech grid */
    pointer-events: none;
    opacity: 0.55;
    will-change: transform;
}
.bg-glow-1 {
    top: -10%;
    right: -10%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.18) 0%, rgba(6, 182, 212, 0.06) 50%, rgba(0,0,0,0) 70%);
    animation: meshGlow1 22s infinite ease-in-out alternate;
}
.bg-glow-2 {
    top: 35%;
    left: -15%;
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.07) 0%, rgba(59, 130, 246, 0.03) 50%, rgba(0,0,0,0) 70%);
    animation: meshGlow2 28s infinite ease-in-out alternate;
}
.bg-glow-3 {
    bottom: 5%;
    right: -10%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.04) 0%, rgba(59, 130, 246, 0.02) 50%, rgba(0,0,0,0) 70%);
    animation: meshGlow3 24s infinite ease-in-out alternate;
}

/* --- UTILITIES & LAYOUT --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Shiny Text Gradient */
.text-gradient {
    background: linear-gradient(120deg, #3B82F6 0%, #60A5FA 25%, #FFFFFF 50%, #60A5FA 75%, #3B82F6 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: textShine 4s linear infinite;
}

@keyframes textShine {
    to {
        background-position: 200% center;
    }
}

.text-blue { color: var(--accent-cyan); }
.text-green { color: var(--accent-green); }
.text-red { color: var(--accent-red); }
.text-orange { color: var(--accent-orange); }

/* Buttons with sweep reflection effect */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-premium);
    border: 1px solid transparent;
    text-decoration: none;
    outline: none;
    position: relative;
    overflow: hidden;
}
.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
    border-radius: 8px;
}
.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 4px 20px var(--primary-glow);
}
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.25),
        0 12px 30px rgba(59, 130, 246, 0.5);
}
.btn-primary:hover::after {
    left: 100%;
}
.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}
.btn-outline {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}
.btn-outline i {
    transition: transform 0.3s ease;
}
.btn-outline:hover i {
    transform: translateY(3px);
}
.btn-full {
    width: 100%;
}
.btn:active {
    transform: translateY(0);
}

/* Headings */
h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: -0.03em;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}
.section-subtitle {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-bottom: 16px;
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: all 0.3s ease;
}
a.section-subtitle:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.pricing-section .section-subtitle {
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: #3b82f6;
    margin-bottom: 20px;
    display: inline-block;
    background: rgba(59, 130, 246, 0.08);
    padding: 8px 24px;
    border-radius: 24px;
    border: 2px solid rgba(59, 130, 246, 0.4);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.3), inset 0 0 6px rgba(59, 130, 246, 0.2);
    text-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
    animation: neon-heartbeat 2.2s infinite ease-in-out;
    transform-origin: center;
    backface-visibility: hidden;
}

@keyframes neon-heartbeat {
    0% {
        transform: scale(1);
        box-shadow: 0 0 15px rgba(59, 130, 246, 0.3), 
                    0 0 30px rgba(59, 130, 246, 0.2),
                    inset 0 0 6px rgba(59, 130, 246, 0.2);
        text-shadow: 0 0 6px rgba(59, 130, 246, 0.5);
        border-color: rgba(59, 130, 246, 0.4);
    }
    14% {
        transform: scale(1.08);
        box-shadow: 0 0 30px rgba(59, 130, 246, 0.8), 
                    0 0 60px rgba(59, 130, 246, 0.6),
                    inset 0 0 12px rgba(59, 130, 246, 0.4);
        text-shadow: 0 0 12px rgba(59, 130, 246, 0.9), 0 0 24px rgba(59, 130, 246, 0.6);
        border-color: rgba(59, 130, 246, 0.7);
    }
    28% {
        transform: scale(1.02);
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.45), 
                    0 0 40px rgba(59, 130, 246, 0.3),
                    inset 0 0 8px rgba(59, 130, 246, 0.25);
        text-shadow: 0 0 8px rgba(59, 130, 246, 0.7);
        border-color: rgba(59, 130, 246, 0.5);
    }
    42% {
        transform: scale(1.12);
        box-shadow: 0 0 40px rgba(59, 130, 246, 0.9), 
                    0 0 80px rgba(59, 130, 246, 0.7),
                    inset 0 0 16px rgba(59, 130, 246, 0.5);
        text-shadow: 0 0 16px rgba(59, 130, 246, 1), 0 0 32px rgba(59, 130, 246, 0.8);
        border-color: rgba(59, 130, 246, 0.9);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 15px rgba(59, 130, 246, 0.3), 
                    0 0 30px rgba(59, 130, 246, 0.2),
                    inset 0 0 6px rgba(59, 130, 246, 0.2);
        text-shadow: 0 0 6px rgba(59, 130, 246, 0.5);
        border-color: rgba(59, 130, 246, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 15px rgba(59, 130, 246, 0.3), 
                    0 0 30px rgba(59, 130, 246, 0.2),
                    inset 0 0 6px rgba(59, 130, 246, 0.2);
        text-shadow: 0 0 6px rgba(59, 130, 246, 0.5);
        border-color: rgba(59, 130, 246, 0.4);
    }
}
.section-title {
    font-size: 42px;
    line-height: 1.15;
    margin-bottom: 20px;
    font-weight: 800;
}
.section-description {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.65;
}

/* --- HEADER / NAVIGATION (FLOATING STYLE) --- */
.header {
    position: fixed;
    top: 20px;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(5, 5, 8, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: var(--transition-premium);
    max-width: 1152px;
    width: calc(100% - 40px);
    margin: 0 auto;
    border-radius: 16px;
}

.header-container {
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Montserrat', sans-serif;
    font-size: 21px;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: -0.02em;
}
.logo i {
    color: var(--primary);
    font-size: 18px;
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.5));
    animation: spinLogo 4s linear infinite;
}

@keyframes spinLogo {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.logo span span {
    color: var(--primary);
}
.version-tag {
    font-size: 9px;
    font-weight: 700;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-cyan);
    padding: 2px 7px;
    border-radius: 6px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    margin-left: 8px;
    font-family: 'Montserrat', sans-serif;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}
.nav-link:hover {
    color: var(--text-white);
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 22px;
    cursor: pointer;
}

/* --- HERO SECTION --- */
.hero-section {
    padding-top: 220px;
    padding-bottom: 120px;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(to bottom, rgba(3, 3, 3, 0.2) 0%, #030303 100%), url('assets/hero_mockup.png');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0.3; /* Убавленная непрозрачность фоновой картинки */
    z-index: 1;
    pointer-events: none;
}
.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    text-align: center;
}
.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    max-width: 880px;
    margin: 0 auto;
}
/* Blurred defocus light behind the text */
.hero-content::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 120%;
    height: 140%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
}
.hero-content .badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(59, 130, 246, 0.08);
    color: var(--accent-cyan);
    border: 1px solid rgba(59, 130, 246, 0.25);
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 28px;
    backdrop-filter: blur(8px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.hero-content .badge i {
    animation: badgePulse 2s infinite ease-in-out;
}
.hero-title {
    font-size: 72px;
    line-height: 1.05;
    margin-bottom: 24px;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: #FFFFFF;
    text-shadow: 0 0 50px rgba(255, 255, 255, 0.06); /* Text defocus glow */
}
.hero-description {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 680px;
    line-height: 1.7;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.02);
    text-align: center;
}
.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 56px;
    width: 100%;
}
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
}
.stat-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    transition: var(--transition-premium);
}
.stat-item:hover {
    transform: translateY(-2px);
}
.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 15%;
    height: 70%;
    width: 1px;
    background: rgba(255, 255, 255, 0.06);
}
.stat-val {
    font-family: 'Montserrat', sans-serif;
    font-size: 38px;
    font-weight: 800;
    color: var(--text-white);
    letter-spacing: -0.02em;
    line-height: 1;
    background: linear-gradient(180deg, #FFFFFF 0%, #9CA3AF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-lbl {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
}

/* Hide Hero Visual since it is now the background image */
.hero-visual {
    display: none !important;
}
.mockup-wrapper::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, rgba(6, 182, 212, 0.1) 50%, rgba(0,0,0,0) 70%);
    filter: blur(55px);
    z-index: -1;
    pointer-events: none;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.mockup-wrapper:hover .mockup-img {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 0 0 1px rgba(255, 255, 255, 0.15),
        0 45px 90px rgba(0, 0, 0, 0.85),
        0 0 80px rgba(59, 130, 246, 0.3);
    animation-play-state: paused;
}
.mockup-wrapper:hover::before {
    background: radial-gradient(circle, rgba(59, 130, 246, 0.45) 0%, rgba(0,0,0,0) 60%);
    filter: blur(65px);
}

/* --- FEATURES SECTION --- */
.features-section {
    padding: 60px 0 120px 0;
    position: relative;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 44px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.45),
        0 0 40px rgba(59, 130, 246, 0.04);
}
.feature-icon {
    width: 54px;
    height: 54px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 28px;
    transition: var(--transition-smooth);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.feature-card:hover .feature-icon {
    transform: scale(1.08) rotate(3deg);
    background: rgba(59, 130, 246, 0.05);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}
.feature-card-title {
    font-size: 21px;
    margin-bottom: 14px;
    font-weight: 600;
}
.feature-card-desc {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* --- WAVEFORM SECTION (SLIDER) --- */
.waveform-section {
    padding: 60px 0;
    background: rgba(7, 8, 12, 0.6);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}
.waveform-slider-container {
    position: relative;
    width: 100%;
}
.waveform-slider-track {
    position: relative;
    width: 100%;
}
.waveform-slide {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 80px;
    align-items: center;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), 
                visibility 0.7s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}
.waveform-slide.active {
    opacity: 1;
    visibility: visible;
    position: relative;
    pointer-events: auto;
    transform: translateY(0);
    z-index: 2;
}
.waveform-visual {
    display: flex;
    justify-content: center;
}
.waveform-mockup-wrapper {
    position: relative;
    width: 100%;
    max-width: 680px;
    animation: floatImage 6s ease-in-out infinite;
}
.waveform-mockup-wrapper::before {
    content: '';
    position: absolute;
    top: 5%;
    left: 5%;
    width: 90%;
    height: 90%;
    background: radial-gradient(ellipse, rgba(16, 185, 129, 0.15) 0%, rgba(249, 115, 22, 0.1) 40%, transparent 70%);
    filter: blur(40px);
    z-index: -1;
    animation: pulseGlow 6s ease-in-out infinite;
}
.waveform-mockup-inner {
    width: 100%;
    aspect-ratio: 1.68;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 
        0 0 0 1px rgba(255, 255, 255, 0.08),
        0 30px 60px rgba(0,0,0,0.7),
        0 0 45px rgba(59, 130, 246, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.04);
}
.waveform-mockup-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.0);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.waveform-slide.active .waveform-mockup-img {
    transform: scale(1.2);
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}
@keyframes pulseGlow {
    0%, 100% { opacity: 0.5; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1.1); }
}
.waveform-content .section-title {
    font-size: 38px;
    margin-bottom: 20px;
    font-weight: 800;
}
.waveform-list {
    margin-top: 28px;
    list-style: none;
}
.waveform-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 15px;
    margin-bottom: 16px;
    color: var(--text-main);
}
.waveform-list li i {
    font-size: 16px;
}

/* --- SLIDER CONTROLS --- */
.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 50px;
    position: relative;
    z-index: 10;
}
.slider-arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.slider-arrow:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.08);
    color: var(--primary);
    box-shadow: 
        0 0 20px rgba(59, 130, 246, 0.25),
        0 8px 24px rgba(0, 0, 0, 0.3);
}
.slider-arrow:active {
    transform: scale(0.95);
}
.slider-dots {
    display: flex;
    align-items: center;
    gap: 12px;
}
.slider-dot {
    width: 20px;
    height: 5px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.12);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.slider-dot:hover {
    background: rgba(255, 255, 255, 0.25);
}
.slider-dot.active {
    width: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, #06B6D4 100%);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
}

/* --- WORKFLOW SECTION --- */
.workflow-section {
    padding: 40px 0;
}
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}
.workflow-steps::after {
    content: '';
    position: absolute;
    top: 32px;
    left: 12%;
    right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color) 20%, var(--border-color) 80%, transparent);
    z-index: 1;
}
.step {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}
.step-num {
    width: 64px;
    height: 64px;
    background: #08090C;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        0 0 25px rgba(0,0,0,0.5);
    transition: var(--transition-smooth);
}
.step:hover .step-num {
    border-color: var(--primary);
    box-shadow: 
        0 0 30px rgba(59, 130, 246, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    color: var(--text-white);
}
.step-title {
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 600;
}
.step-text {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 220px;
    line-height: 1.6;
}

/* --- PRICING SECTION --- */
.pricing-section {
    padding: 40px 0;
    position: relative;
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    align-items: stretch;
}
.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px 30px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-smooth);
    overflow: hidden;
    height: 100%;
}
.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}
.pricing-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-8px);
    box-shadow: 0 35px 70px rgba(0, 0, 0, 0.65);
}
.pricing-card.popular {
    background: rgba(59, 130, 246, 0.02);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 0 50px rgba(59, 130, 246, 0.05);
}
.pricing-card.popular::before {
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}
.pricing-card.popular:hover {
    box-shadow: 
        0 0 60px rgba(59, 130, 246, 0.2),
        0 40px 80px rgba(0, 0, 0, 0.75);
    border-color: rgba(59, 130, 246, 0.75);
}

.card-glow {
    position: absolute;
    top: -25%;
    left: -25%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(255,255,255,0.015) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}
.pricing-card.popular .card-glow {
    background: radial-gradient(circle, rgba(59, 130, 246, 0.06) 0%, transparent 60%);
}

.popular-tag {
    position: absolute;
    top: 24px;
    right: 24px;
    background: var(--primary-gradient);
    color: var(--text-white);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 9999px;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.plan-header {
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}
.plan-name {
    font-size: 24px;
    margin-bottom: 8px;
    font-weight: 700;
}
.plan-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 28px;
}
.plan-price {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.price-amount {
    display: flex;
    align-items: baseline;
    white-space: nowrap;
}
.price-original {
    text-decoration: line-through;
    opacity: 0.45;
    font-size: 22px;
    margin-right: 10px;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-muted);
}
.currency {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-white);
    margin-right: 4px;
}
.price-val {
    font-family: 'Montserrat', sans-serif;
    font-size: 44px;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1;
    letter-spacing: -0.02em;
    white-space: nowrap;
    word-break: keep-all;
}
.price-type {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.plan-features {
    list-style: none;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
    flex-grow: 1;
}
.plan-features li {
    position: relative;
    padding-left: 26px;
    font-size: 14px;
    margin-bottom: 16px;
    color: var(--text-main);
    line-height: 1.5;
}
.plan-features li i {
    position: absolute;
    left: 0;
    top: 3px;
    font-size: 14px;
}
.plan-features li i.fa-check {
    color: var(--accent-green);
}
.plan-features li.disabled {
    color: rgba(255, 255, 255, 0.25);
}
.plan-features li.disabled i.fa-xmark {
    color: var(--accent-red);
}

.plan-action {
    position: relative;
    z-index: 1;
}

/* --- FOOTER --- */
.footer {
    border-top: 1px solid var(--border-color);
    background: #030305;
    padding-top: 90px;
    padding-bottom: 40px;
}
.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
    margin-bottom: 60px;
}
.footer-info {
    max-width: 440px;
}
.footer-logo {
    margin-bottom: 24px;
}
.footer-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}
.footer-links h4 {
    font-size: 16px;
    margin-bottom: 20px;
    font-weight: 600;
}
.contact-email {
    font-size: 15px;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
}
.contact-email i {
    color: var(--primary);
}
.social-icons {
    display: flex;
    gap: 14px;
}
.social-icon {
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 18px;
    text-decoration: none;
    transition: var(--transition-fast);
}
.social-icon:hover {
    color: var(--text-white);
    background: var(--primary-gradient);
    border-color: rgba(255,255,255,0.08);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding-top: 32px;
}
.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
}
.admin-trigger-hint kbd {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    padding: 3px 8px;
    font-family: monospace;
    font-size: 11px;
    color: var(--text-main);
}

/* --- MODAL WINDOW --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    background: rgba(3, 3, 5, 0.85);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: #08090C;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    width: 100%;
    max-width: 480px;
    box-shadow: 
        0 30px 70px rgba(0,0,0,0.85), 
        0 0 50px rgba(59, 130, 246, 0.05);
    position: relative;
    transform: scale(0.95) translateY(15px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}
.modal-overlay.active .modal-card {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition-fast);
    z-index: 10;
}
.modal-close:hover {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
}

.modal-body {
    padding: 48px 40px;
}
.modal-header {
    margin-bottom: 32px;
}
.modal-title {
    font-size: 26px;
    margin-bottom: 8px;
    font-weight: 700;
}
.modal-subtitle {
    font-size: 14px;
    color: var(--text-muted);
}
.modal-subtitle .highlight {
    color: var(--accent-cyan);
    font-weight: 600;
}

/* Forms */
.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-main);
}
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}
.input-wrapper i {
    position: absolute;
    left: 18px;
    color: var(--text-muted);
    font-size: 15px;
    pointer-events: none;
}
.input-wrapper input {
    width: 100%;
    padding: 14px 18px 14px 48px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    color: var(--text-white);
    font-size: 15px;
    font-family: inherit;
    outline: none;
    transition: var(--transition-fast);
}
.input-wrapper input:focus {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
}
.form-hint {
    font-size: 12px;
    color: var(--text-muted);
}

.pricing-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    margin-top: 8px;
    font-size: 15px;
    color: var(--text-muted);
}
.total-price {
    font-family: 'Montserrat', sans-serif;
    font-size: 26px;
    font-weight: 800;
    color: var(--text-white);
}

/* Spinner View */
.processing-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 0;
}
.processing-view h4 {
    font-size: 19px;
    margin-top: 28px;
    margin-bottom: 8px;
}
.processing-view p {
    font-size: 14px;
    color: var(--text-muted);
}
.spinner {
    width: 54px;
    height: 54px;
    position: relative;
}
.double-bounce1, .double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--primary);
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;
    animation: sk-bounce 2.0s infinite ease-in-out;
}
.double-bounce2 {
    animation-delay: -1.0s;
}

/* Success View */
.success-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.success-icon {
    width: 60px;
    height: 60px;
    background: rgba(52, 199, 89, 0.1);
    color: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin-bottom: 24px;
    animation: scaleUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.success-desc {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 24px;
}
.success-desc strong {
    color: var(--text-white);
}

.key-box {
    width: 100%;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.key-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.key-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.key-container code {
    font-family: monospace;
    font-size: 16px;
    font-weight: 700;
    color: var(--accent-green);
    letter-spacing: 0.05em;
}
.copy-key-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition-fast);
}
.copy-key-btn:hover {
    color: var(--text-white);
}

.hide {
    display: none !important;
}

/* --- ADMIN DRAWER --- */
.admin-drawer {
    position: fixed;
    bottom: -420px;
    left: 0;
    right: 0;
    height: 400px;
    background: #07080B;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    z-index: 150;
    box-shadow: 0 -20px 50px rgba(0,0,0,0.85);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}
.admin-drawer.active {
    bottom: 0;
}
.drawer-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.drawer-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
}
.drawer-body {
    padding: 24px;
    overflow-y: auto;
    flex-grow: 1;
}
.drawer-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.admin-table th, .admin-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.admin-table th {
    background: rgba(255,255,255,0.01);
    color: var(--text-muted);
    font-weight: 600;
}
.admin-table tr:last-child td {
    border-bottom: none;
}
.empty-table {
    text-align: center !important;
    color: var(--text-muted);
    padding: 50px !important;
}

/* --- KEYFRAME ANIMATIONS --- */
@keyframes badgePulse {
    0%, 100% { opacity: 0.9; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.97); }
}
@keyframes sk-bounce {
    0%, 100% { transform: scale(0.0); }
    50% { transform: scale(1.0); }
}
@keyframes scaleUp {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
@keyframes meshGlow1 {
    0% {
        transform: translate(0px, 0px) scale(1);
    }
    33% {
        transform: translate(80px, -60px) scale(1.08);
    }
    66% {
        transform: translate(-40px, 50px) scale(0.95);
    }
    100% {
        transform: translate(0px, 0px) scale(1);
    }
}
@keyframes meshGlow2 {
    0% {
        transform: translate(0px, 0px) scale(1);
    }
    50% {
        transform: translate(-100px, 60px) scale(1.1);
    }
    100% {
        transform: translate(0px, 0px) scale(1);
    }
}
@keyframes meshGlow3 {
    0% {
        transform: translate(0px, 0px) scale(1);
    }
    40% {
        transform: translate(60px, 90px) scale(0.92);
    }
    100% {
        transform: translate(0px, 0px) scale(1);
    }
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    .hero-content {
        align-items: center;
    }
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-visual {
        justify-content: center;
    }
    .mockup-img {
        transform: rotateY(0deg) rotateX(0deg) rotateZ(0deg);
        animation: none;
    }
    .mockup-wrapper:hover .mockup-img {
        transform: translateY(-8px);
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .waveform-slider-container {
        width: 100%;
    }
    .waveform-slide {
        grid-template-columns: 1fr;
        gap: 50px;
        position: absolute;
    }
    .waveform-slide.active {
        position: relative;
    }
    .waveform-content {
        order: -1;
        text-align: center;
    }
    .waveform-list {
        display: inline-block;
        text-align: left;
    }
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 820px;
        margin-left: auto;
        margin-right: auto;
    }
    .workflow-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    .workflow-steps::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .header {
        top: 10px;
        width: calc(100% - 20px);
        border-radius: 12px;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
    .nav {
        display: none;
    }
    .mobile-nav-toggle {
        display: block;
    }
    .header-cta {
        display: none;
    }
    .hero-title {
        font-size: 44px;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    .hero-actions .btn {
        width: 100%;
    }
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .stat-item:not(:last-child)::after {
        display: none;
    }
    .footer-container {
        flex-direction: column;
        gap: 40px;
    }
    .workflow-steps {
        grid-template-columns: 1fr;
    }
    
    .nav {
        display: flex;
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(5, 5, 8, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 30px 40px;
        gap: 25px;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 90; /* Under the header */
        border-left: 1px solid rgba(255, 255, 255, 0.05);
        box-shadow: -10px 0 30px rgba(0,0,0,0.8);
    }
    .nav.active {
        right: 0;
    }
    .nav-link {
        font-size: 18px;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        padding-bottom: 15px;
    }
}

/* --- SCROLL REVEAL ANIMATION --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform, opacity;
}

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

/* Staggered delays for grids */
.features-grid .feature-card:nth-child(2) { transition-delay: 0.1s; }
.features-grid .feature-card:nth-child(3) { transition-delay: 0.2s; }
.features-grid .feature-card:nth-child(4) { transition-delay: 0.3s; }

.workflow-steps .step:nth-child(2) { transition-delay: 0.15s; }
.workflow-steps .step:nth-child(3) { transition-delay: 0.3s; }
.workflow-steps .step:nth-child(4) { transition-delay: 0.45s; }

.pricing-grid .pricing-card:nth-child(2) { transition-delay: 0.1s; }
.pricing-grid .pricing-card:nth-child(3) { transition-delay: 0.2s; }
.pricing-grid .pricing-card:nth-child(4) { transition-delay: 0.3s; }

/* --- MOCK PAYMENT FORM STYLES --- */
.payment-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    margin-top: 10px;
    animation: fadeIn 0.4s ease;
}

/* Glassmorphic Visa/Mastercard visual */
.card-visual {
    position: relative;
    width: 100%;
    height: 190px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    margin-bottom: 10px;
}

.card-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(0, 198, 251, 0.25) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
    z-index: 1;
}

.card-chip {
    width: 42px;
    height: 32px;
    border-radius: 6px;
    background: linear-gradient(135deg, #dfac5a 0%, #c48e3d 100%);
    box-shadow: inset 0 1px 3px rgba(255,255,255,0.4);
    position: relative;
    z-index: 2;
}

.card-number-display {
    font-family: 'Courier New', Courier, monospace;
    font-size: 20px;
    letter-spacing: 2.5px;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    margin: 15px 0;
    z-index: 2;
}

.card-info-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 2;
}

.card-visual-label {
    display: block;
    font-size: 8px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 4px;
    letter-spacing: 1px;
}

.card-holder-display {
    font-size: 13px;
    letter-spacing: 1px;
    color: #ffffff;
    text-transform: uppercase;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-expiry-display {
    font-size: 13px;
    letter-spacing: 1px;
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.card-logo {
    position: absolute;
    bottom: 24px;
    right: 24px;
    font-size: 32px;
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    z-index: 2;
}

.form-row {
    display: flex;
    gap: 16px;
    width: 100%;
}

.col-6 {
    flex: 1;
}

/* Button to navigate back */
.btn-back-to-checkout {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 10px;
    transition: color 0.3s ease;
    width: 100%;
    padding: 8px;
}

.btn-back-to-checkout:hover {
    color: #ffffff;
}

.btn-back-to-checkout i {
    transition: transform 0.3s ease;
}

.btn-back-to-checkout:hover i {
    transform: translateX(-3px);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- WAITING VIEW STYLES --- */
.waiting-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 0;
    animation: fadeIn 0.4s ease;
}
.waiting-view h4 {
    font-size: 19px;
    margin-top: 28px;
    margin-bottom: 8px;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-white);
}
.waiting-view p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
    max-width: 320px;
    line-height: 1.5;
}
.waiting-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}

/* --- INTERACTIVE GUIDE SECTION --- */
.guide-section {
    padding: 40px 0;
    position: relative;
}
.guide-tabs-container {
    max-width: 820px;
    margin: 40px auto 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}
.guide-tabs-header {
    display: flex;
    justify-content: center;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 20px;
    margin-bottom: 28px;
}
.guide-tab-btn {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 12px 24px;
    border-radius: 12px;
    color: var(--text-muted);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-premium);
    display: flex;
    align-items: center;
}
.guide-tab-btn:hover {
    color: var(--text-white);
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}
.guide-tab-btn.active {
    background: var(--primary-gradient);
    border-color: var(--primary);
    color: var(--text-white);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}
.guide-steps-vertical {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.guide-step-item {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}
.g-step-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    min-width: 40px;
}
.g-step-info {
    flex-grow: 1;
}
.g-step-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 8px;
}
.g-step-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}
.g-step-desc kbd {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 12px;
    font-family: monospace;
    color: var(--text-white);
}
.guide-tab-panel {
    display: none;
}
.guide-tab-panel.active {
    display: block;
    animation: fadeIn 0.4s ease-out;
}

/* Custom badges for NLEs */
.fa-custom-as {
    display: inline-block;
    background: linear-gradient(135deg, #3B82F6, #1D4ED8);
    color: #fff;
    font-size: 10px !important;
    font-weight: 800;
    padding: 1px 4px;
    border-radius: 4px;
    margin-right: 6px;
    font-family: sans-serif;
    vertical-align: middle;
}
.fa-custom-pr {
    display: inline-block;
    background: #00005b;
    color: #1473e6;
    border: 1px solid #1473e6;
    font-size: 10px !important;
    font-weight: 800;
    padding: 1px 4px;
    border-radius: 4px;
    margin-right: 6px;
    font-family: sans-serif;
    vertical-align: middle;
}
.fa-custom-dr {
    display: inline-block;
    background: linear-gradient(135deg, #ff4e00, #ec008c, #9900ef);
    color: #fff;
    font-size: 10px !important;
    font-weight: 800;
    padding: 1px 4px;
    border-radius: 4px;
    margin-right: 6px;
    font-family: sans-serif;
    vertical-align: middle;
}

/* Responsive adjustments for guide */
@media (max-width: 768px) {
    .guide-tabs-header {
        flex-direction: column;
        width: 100%;
        gap: 10px;
    }
    .guide-tab-btn {
        width: 100%;
        justify-content: center;
    }
    .guide-step-item {
        flex-direction: column;
        gap: 8px;
    }
    .g-step-num {
        font-size: 24px;
    }
}

/* --- BEGINNER GUIDE SECTION --- */
.beginner-guide-section {
    padding: 40px 0;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.beginner-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: start;
    margin-top: 48px;
}
.beginner-col-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 28px;
    color: var(--text-white);
    display: flex;
    align-items: center;
    gap: 12px;
}
.beginner-col-title i {
    font-size: 22px;
}
.text-blue {
    color: var(--primary);
}
.text-cyan {
    color: var(--accent-cyan);
}

/* Rule Cards */
.rule-card {
    display: flex;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 20px;
    transition: var(--transition-premium);
}
.rule-card:hover {
    border-color: rgba(59, 130, 246, 0.25);
    background: rgba(255, 255, 255, 0.02);
    transform: translateY(-2px);
}
.rule-icon {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.08);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.rule-info h5 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 8px;
}
.rule-info p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* FAQ Accordion */
.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-premium);
}
.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
}
.faq-trigger {
    width: 100%;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    text-align: left;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-white);
    font-family: 'Montserrat', sans-serif;
}
.faq-trigger i {
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s ease;
    color: var(--text-muted);
    font-size: 14px;
}
.faq-item.active {
    border-color: rgba(6, 182, 212, 0.3);
    background: rgba(6, 182, 212, 0.01);
}
.faq-item.active .faq-trigger i {
    transform: rotate(180deg);
    color: var(--accent-cyan);
}
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.4s ease;
    padding: 0 24px;
}
.faq-item.active .faq-content {
    max-height: 240px;
    padding: 0 24px 24px 24px;
}
.faq-content p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Responsive grid for beginner guide */
@media (max-width: 1024px) {
    .beginner-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}