/* --- Imports & Variables --- */
:root {
    --primary: #0f172a;
    --accent: #38bdf8;
    --glass: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
}

body {
    background-color: var(--primary);
    color: #e2e8f0; 
    font-family: 'Inter', sans-serif;
    margin: 0;
    overflow-x: hidden;
}

.glass-nav {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: clamp(0.5rem, 2vw, 1rem) clamp(1rem, 5vw, 2rem);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.nav-brand {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: 0.5px;
    flex: 1 1 max-content;
    text-align: center;
    font-family: 'Montserrat', sans-serif;
}

.nav-menu {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(1rem, 3vw, 1.5rem);
    list-style: none;
    margin: 0; 
    padding: 0;
    flex: 999 1 max-content;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 5px 0;
    white-space: nowrap;
}

.nav-link:hover { color: var(--accent-color); }

.nav-link::after {
    content: '';
    position: absolute;
    width: 0; height: 2px;
    bottom: 0; left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

.nav-btn {
    padding: clamp(0.4rem, 1vw, 0.6rem) clamp(1rem, 2vw, 1.5rem);
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-size: clamp(0.8rem, 1.5vw, 0.95rem);
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    white-space: nowrap;
}

.nav-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.dropdown { position: relative; }

.dropdown-menu {
    position: absolute;
    top: 100%; left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 10px;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    opacity: 0; visibility: hidden;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    list-style: none;
    z-index: 1001;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1; visibility: visible;
    transform: translateX(-50%) translateY(10px);
}

.dropdown-link {
    display: block;
    padding: 10px 15px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 8px;
    transition: background 0.2s;
    text-align: center;
}

.dropdown-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

/* --- Clean Hero Section --- */
.cd-hero {
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px 40px;
    background: radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.15) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%; 
    max-width: 800px;
    padding: 2rem;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem); 
    font-weight: 800;
    color: #020202;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
}

.hero-content p {
    color: #343e4d; 
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    max-width: 700px;
    margin: 1rem auto 0 auto;
    font-weight: 400;
}

.badge {
    background: var(--accent);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 1rem;
}

/* --- Cards Grid (Fluid Layout) --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-title { font-size: 2.5rem; text-align: center; margin-bottom: 3rem; color: #fff; }

.content-grid {
    display: grid;
    /* Automatically creates responsive columns without media queries */
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 2rem;
    padding-bottom: 4rem;
}

.glass-card {
    background: #c9dfee;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card.auto-hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(91, 146, 229, 1);
    border-color: var(--accent);
}

/* Container for both emojis and image icons */
.card-icon { 
    width: 75px;      /* Fixed ideal width */
    height: 75px;     /* Fixed ideal height to keep it square */
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center; 
    font-size: 3rem;  /* Fallback size in case you use emojis */
}

/* Forces images/SVGs to fit perfectly inside the container */
.card-icon img,
.card-icon svg {
    width: 150%;
    height: 150%;
    object-fit: contain; /* Prevents the image from stretching or squishing */
    display: block;
}
.glass-card h3 { font-size: 1.5rem; margin-bottom: 0.5rem; color: #033c72;}
.glass-card p { color: #3473c5; }
.learn-more { display: inline-block; margin-top: 1.5rem; color: var(--accent); text-decoration: none; font-weight: bold; }

/* --- Timeline Section (Fluid, Left-Aligned Stepper) --- */
/* --- PREMIUM TIMELINE SECTION (Fluid, Left-Aligned Stepper) --- */
.timeline-section { 
    padding: clamp(4rem, 10vw, 6rem) 0; 
    position: relative; 
    overflow: hidden; 
}

.timeline { 
    position: relative; 
    max-width: 900px; 
    margin: 0 auto; 
    padding: 0 20px; 
}

/* The vertical glowing wire */
.timeline-line {
    position: absolute;
    left: clamp(20px, 5vw, 40px); 
    top: 0; 
    bottom: 0;
    width: 2px; /* Thinner, more elegant wire */
    background: rgba(0, 0, 0, 0.1);
}

/* The "Shooting Star" light beam traveling down the wire */
.timeline-line::before {
    content: '';
    position: absolute;
    top: 0;
    left: -1px; /* Centers the 4px beam on the 2px wire */
    width: 4px;
    height: 120px; 
    background: linear-gradient(to bottom, rgba(56, 189, 248, 0), #38bdf8, #ffffff);
    box-shadow: 0 0 20px 2px var(--accent); 
    animation: shooting-star 5s infinite cubic-bezier(0.25, 1, 0.5, 1);
    border-radius: 4px;
}

@keyframes shooting-star {
    0% { top: -120px; opacity: 0; }
    10% { opacity: 1; }
    80% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.timeline-item {
    margin-bottom: clamp(3rem, 8vw, 5rem);
    position: relative;
    width: 100%; 
    padding-left: clamp(50px, 12vw, 90px); /* Creates space for wire and dot */
    box-sizing: border-box;
    text-align: left; 
}

/* The Nodes / Dots */
.timeline-item .dot {
    position: absolute;
    width: 16px; 
    height: 16px;
    background: var(--primary); 
    border: 3px solid #334155; /* Neutral border initially */
    border-radius: 50%;
    
    /* Perfect centering over the wire using math */
    left: calc(clamp(20px, 5vw, 40px) - 7px); 
    top: 24px; /* Aligns with the card title */
    
    z-index: 2;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1); /* Bouncy transition */
}

/* Connecting Horizontal Line (Optional premium detail) */
.timeline-item::before {
    content: '';
    position: absolute;
    top: 31px; /* Aligns with middle of the dot */
    left: clamp(20px, 5vw, 40px);
    width: clamp(30px, 7vw, 50px);
    height: 2px;
    background: linear-gradient(to right, rgba(56, 189, 248, 0.5), transparent);
    z-index: 1;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

/* Premium Glass Content Card */
.timeline-item .content {
    position: relative;
    color: #e2e8f0;
    
    /* Diagonal 3D glassmorphism gradient */
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    
    padding: clamp(1.5rem, 4vw, 2.5rem);
    border-radius: 20px;
    border: 1px solid rgba(97, 18, 18, 0.05);
    transition: all 0.4s ease;                   
    overflow: hidden; /* Keeps the giant numbers inside */
    z-index: 2;
}

/* The Giant Watermark Numbers inside the card */
.timeline-item .content::after {
    content: attr(data-step); /* Pulls '01', '02' from the HTML */
    position: absolute;
    bottom: -15%;
    right: 5%;
    font-size: clamp(6rem, 15vw, 10rem); /* Scales hugely */
    font-weight: 900;
    color: rgba(255, 255, 255, 0.03); /* Barely visible */
    line-height: 1;
    z-index: -1;
    pointer-events: none;
    transition: color 0.4s ease, transform 0.4s ease;
}

.timeline-item .content h3 { 
    color: #095588; 
    margin: 0 0 10px 0; 
    font-size: clamp(1.2rem, 3vw, 1.6rem);
}

.timeline-item .content p {
    margin: 0;
    line-height: 1.7;
    color: #7089ac;
    position: relative;
    z-index: 1;
}

/* --- THE HOVER & PULSE STATES --- */

/* When the JS pulse hits, OR when the user hovers over the card */
.timeline-item.pulse-active .dot,
.timeline-item:hover .dot {
    background: var(--accent);
    border-color: #ffffff;
    box-shadow: 0 0 20px var(--accent);
    transform: scale(1.3);
}

.timeline-item.pulse-active::before,
.timeline-item:hover::before {
    transform: scaleX(1); /* Draws the connecting line */
}

.timeline-item.pulse-active .content,
.timeline-item:hover .content {
    transform: translateY(-5px);
    background: linear-gradient(145deg, rgba(56, 189, 248, 0.1) 0%, rgba(255, 255, 255, 0.02) 100%);
    border-color: rgba(56, 189, 248, 0.3);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2), 0 0 20px rgba(56, 189, 248, 0.1);
}

.timeline-item.pulse-active .content::after,
.timeline-item:hover .content::after {
    color: rgba(56, 189, 248, 0.08); /* Watermark lights up blue */
    transform: translateY(-10px) scale(1.05); /* Watermark floats up slightly */
}

/* --- Animations --- */
.fade-in-up { opacity: 0; animation: fadeInUp 1s forwards; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

.reveal, .reveal-left, .reveal-right { opacity: 0; transition: all 1s ease; }
.reveal { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }
.active { opacity: 1; transform: translate(0); }

/* --- Footer (Fluid) --- */
footer {
    text-align: center;
    padding: 10px 10px;
    background: #343d46;
    color: #94a3b8;
    font-size: 15px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer2 {
    position: fixed;
    bottom: 0;
    right: 0;
    text-align: right; 
    width: auto;
}