/* Logo animation */
.logo-animate {
    width: 120px;
    height: auto;
    animation: spin-scale 2s ease-in-out forwards;
}
@keyframes spin-scale {
    0% { transform: scale(0) rotate(0deg); opacity: 0; }
    50% { transform: scale(1.2) rotate(360deg); opacity: 1; }
    100% { transform: scale(1) rotate(720deg); opacity: 1; }
}
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(8px); }
  60% { transform: translateY(4px); }
}


/* Hero Section */
.hero {
    min-height: 92vh;
    position: relative;
    background: linear-gradient(135deg, #f9f9f9, #ffffff);
    transition: opacity 1s ease;
}
.hero.visible { opacity: 1; }

.scroll-indicator {
  position: absolute;
  bottom: 20px;
  font-size: 1.5rem;
  animation: bounce 1.8s infinite;
  color: #555;
}

/*!* Overlay dots *!*/
/*.neural-overlay {*/
/*    position: fixed;*/
/*    inset: 0;*/
/*    z-index: -1;*/
/*    display: flex;*/
/*    align-items: center;*/
/*    justify-content: center;*/
/*    pointer-events: none;*/
/*}*/
/*.dots-container {*/
/*    display: grid;*/
/*    grid-template-columns: repeat(15, 15px);*/
/*    gap: 6px;*/
/*}*/
/*.dot {*/
/*    width: 6px; height: 6px;*/
/*    background: rgba(0, 123, 255, 0.6);*/
/*    border-radius: 50%;*/
/*    animation: pulse 1.5s infinite ease-in-out;*/
/*}*/
@keyframes pulse {
    0%, 100% { transform: scale(0.5); opacity: 0.4; }
    50% { transform: scale(1.2); opacity: 1; }
}

.gradient-text {
  background: linear-gradient(90deg, #0d6efd, #6610f2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Reveal animations */
/*.reveal {*/
/*    opacity: 0;*/
/*    transform: translateY(40px);*/
/*    transition: all 0.6s ease-out;*/
/*}*/
/*.reveal.active {*/
/*    opacity: 1;*/
/*    transform: translateY(0);*/
/*}*/
/*.reveal-delay {*/
/*    opacity: 0;*/
/*    transform: translateY(20px);*/
/*    transition: all 0.9s ease-out;*/
/*}*/
/*.reveal-delay.active {*/
/*    opacity: 1;*/
/*    transform: translateY(0);*/
/*}*/

.scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease-out;
}
.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}


.choose-card.glass {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease;
}
.choose-card.glass:hover {
  transform: translateY(-5px);
}
.features {
  background: linear-gradient(180deg, #f9fbfc, #eef1f5);
}

/* NEW CSS */

/* --- Universal Theme & Variables --- */
:root {
    --color-background: #0D1117; /* Off-black for a softer feel */
    --color-surface: #161B22;   /* Card backgrounds */
    --color-primary: #58A6FF;   /* A vibrant, tech-y blue */
    --color-text-primary: #E6EDF3;
    --color-text-secondary: #8B949E;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background-color: var(--color-background);
    color: var(--color-text-primary);
    font-family: var(--font-family-sans);
}

/* --- Section Styling --- */
.core-ai-section, .workflow-section, .trust-section, .cta-section {
    padding: 7rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.section-heading {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-subheading {
    font-size: 1.2rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    color: var(--color-text-secondary);
}

/* --- Core AI Section: Feature Tabs & Cards --- */
.feature-tabs.nav-pills .nav-link {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--color-text-secondary);
    border-radius: 99px; /* Pill shape */
    padding: 0.75rem 1.75rem;
    margin: 0 0.5rem;
    transition: all 0.2s ease-in-out;
}

.feature-tabs.nav-pills .nav-link.active,
.feature-tabs.nav-pills .nav-link:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-background);
    box-shadow: 0 0 20px rgba(88, 166, 255, 0.3);
}

.feature-card {
    background-color: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    height: 100%;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(88, 166, 255, 0.4);
}

.feature-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    display: block;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-text-primary);
}

.feature-desc {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.feature-card-col {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
}
/* Staggered animation for cards */
.feature-card-col:nth-child(2) { animation-delay: 0.1s; }
.feature-card-col:nth-child(3) { animation-delay: 0.2s; }


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

/* --- Workflow Section --- */
.workflow-image-container {
    position: relative;
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 70%;
    height: 70%;
    background: radial-gradient(circle, rgba(88, 166, 255, 0.15) 0%, rgba(88, 166, 255, 0) 70%);
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
    animation: pulseGlow 4s infinite ease-in-out;
}

@keyframes pulseGlow {
    0%, 100% { transform: translate(-50%, -50%) scale(0.9); opacity: 0.8; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
}


/* --- Trust Section --- */
.trust-section {
    background-color: var(--color-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.security-icon {
    font-size: 4rem;
    color: #3FB950; /* A reassuring green */
}

/* --- CTA Section --- */
.cta-content {
    background: linear-gradient(135deg, var(--color-surface), #1A212E);
    border-radius: 16px;
    padding: 4rem;
    border: 1px solid var(--border-color);
}
.cta-heading {
    font-size: 2.5rem;
    font-weight: 700;
}
.cta-subheading {
    color: var(--color-text-secondary);
    margin-top: 1rem;
    margin-bottom: 2rem;
}
.cta-button {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-background);
    font-weight: 600;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    transition: all 0.2s ease-in-out;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(88, 166, 255, 0.2);
}
.cta-button .ph-arrow-right {
    transition: transform 0.2s ease;
    vertical-align: middle;
    margin-left: 0.5rem;
}
.cta-button:hover .ph-arrow-right {
    transform: translateX(5px);
}