/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html,
body {
    height: 100%;
    font-family: 'Inter', sans-serif;
    background: #080c14;
    color: #e8edf5;
    line-height: 1.6;
    overflow-x: hidden;
}
body {
    background-image: radial-gradient(circle at 20% 50%, rgba(0, 180, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(100, 70, 255, 0.04) 0%, transparent 50%);
}
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
    position: relative;
    z-index: 2;
}

/* ===== GRAIN OVERLAY ===== */
#grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 999;
    opacity: 0.35;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='1' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* ===== HYPER-GLASS 2.0 ===== */
.glass {
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.6);
    overflow: hidden;
}
.glass::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 25px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(0, 180, 255, 0.0), rgba(0, 180, 255, 0.0));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    animation: borderPulse 4s ease-in-out infinite;
}
@keyframes borderPulse {
    0%,
    100% {
        background: linear-gradient(135deg, rgba(0, 180, 255, 0.15), rgba(100, 70, 255, 0.05));
    }
    50% {
        background: linear-gradient(135deg, rgba(0, 220, 255, 0.3), rgba(80, 50, 255, 0.15));
    }
}
.glass::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(135deg,
            transparent 30%,
            rgba(255, 255, 255, 0.04) 45%,
            rgba(255, 255, 255, 0.08) 50%,
            rgba(255, 255, 255, 0.04) 55%,
            transparent 70%);
    background-size: 300% 300%;
    pointer-events: none;
    z-index: 0;
    animation: shineSweep 8s ease-in-out infinite;
    mix-blend-mode: overlay;
}
@keyframes shineSweep {
    0% {
        transform: translateX(-100%) rotate(25deg);
    }
    30% {
        transform: translateX(100%) rotate(25deg);
    }
    100% {
        transform: translateX(100%) rotate(25deg);
    }
}
.glass > * {
    position: relative;
    z-index: 1;
}

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.9s cubic-bezier(0.2, 0.9, 0.3, 1),
        transform 0.9s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== NAV ===== */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}
.logo {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #00d4ff, #0072ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo img {
    height: 65px;
    width: auto;
    display: inline-block;
    vertical-align: middle;
    margin-right: 14px;
}
.logo span {
    font-weight: 300;
    color: #8899aa;
    -webkit-text-fill-color: #8899aa;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}
.nav-links a {
    color: #a0b3cc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}
.nav-links a:hover,
.nav-links a.active {
    color: #00d4ff;
}
.nav-tag {
    background: rgba(0, 200, 255, 0.12);
    padding: 8px 18px;
    border-radius: 40px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #88ddff;
    border: 1px solid rgba(0, 200, 255, 0.15);
}

/* ===== PAGE HERO (shared basics) ===== */
.page-hero {
    padding: 40px 0 20px 0;
}
.page-hero h1 {
    font-size: 3.4rem;
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.1;
}
.page-hero h1 .highlight {
    background: linear-gradient(135deg, #00d4ff, #0088ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.page-hero p {
    font-size: 1.2rem;
    color: #a0b3cc;
    max-width: 700px;
    margin-top: 16px;
}

/* ===== BUTTONS ===== */
.btn-primary {
    background: linear-gradient(135deg, #0088ff, #0055cc);
    color: white;
    border: none;
    padding: 16px 40px;
    border-radius: 60px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 100, 255, 0.25);
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 100, 255, 0.4);
}

/* ===== FOOTER ===== */
footer {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding: 40px 0;
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
    color: #5a6f85;
    font-size: 0.9rem;
    flex-wrap: wrap;
    gap: 16px;
}
.footer-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-width: 640px;
}
.tm-note {
    font-size: 0.78rem;
    color: #4a5f75;
    line-height: 1.4;
}
footer a {
    color: #8aa3c0;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: 0.2s;
}
footer a:hover {
    border-bottom-color: #00d4ff;
    color: #fff;
}

/* ===== SHARED RESPONSIVE ===== */
@media (max-width: 1024px) {
    .page-hero h1 {
        font-size: 2.6rem;
    }
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-links {
        flex-wrap: wrap;
        gap: 16px;
    }
}
@media (max-width: 640px) {
    .page-hero h1 {
        font-size: 2rem;
    }
    .container {
        padding: 0 16px;
    }
    .nav-links {
        gap: 12px;
    }
}