/* ============================================================
   CURSOR — particles only, default cursor restored
   ============================================================ */
.cursor-particle {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: radial-gradient(circle, #ffffff 0%, rgba(200,200,200,0.6) 60%, transparent 100%);
    z-index: 99998;
    will-change: transform, opacity;
    box-shadow: 0 0 4px rgba(255,255,255,0.5);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --accent: #4da3ff;
    --accent-light: #82cfff;
    --border: rgba(255,255,255,0.1);
    --border-accent: rgba(77,163,255,0.35);
    --text-muted: rgba(255,255,255,0.55);
    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html {
    scroll-behavior: smooth;
    font-size: clamp(12px, 1.2vw, 18px);
}

body {
    background:
        radial-gradient(circle at top, rgba(77,163,255,0.18), transparent 25%),
        linear-gradient(180deg, #020204 0%, #090a10 45%, #08080b 100%);
    color: #fff;
    font-family: 'Syne', Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1),
                transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s cubic-bezier(0.4,0,0.2,1),
                transform 0.55s cubic-bezier(0.4,0,0.2,1);
}
.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0s;   opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: none; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: rgba(0,0,0,0.72);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: box-shadow var(--transition), background var(--transition);
}

.logo { font-weight: 800; font-size: 1.1rem; letter-spacing: 0.04em; }

nav { display: flex; align-items: center; gap: 6px; }

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid transparent;
    transition: color var(--transition), border-color var(--transition),
                background var(--transition), box-shadow var(--transition);
}
nav a:hover {
    color: #fff;
    border-color: var(--border);
    background: rgba(255,255,255,0.05);
}
nav a.nav-active {
    color: #fff;
    border-color: rgba(77,163,255,0.45);
    background: rgba(77,163,255,0.08);
    box-shadow: 0 0 12px rgba(77,163,255,0.15);
}

.menu-toggle { display: none; }

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
    flex: 1;
    padding: 140px 24px 40px;
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 28px;
    align-items: center;
    text-align: center;
}

.contact h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}
.contact > p {
    opacity: 0.75;
    line-height: 1.75;
    max-width: 600px;
    font-size: 0.9rem;
}

.contact form {
    width: 100%;
    max-width: 680px;
    display: grid;
    gap: 16px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 28px;
    padding: 36px;
    box-shadow: 0 32px 80px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.06);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.contact form:focus-within {
    border-color: rgba(77,163,255,0.2);
    box-shadow: 0 32px 80px rgba(0,0,0,0.4),
                0 0 0 1px rgba(77,163,255,0.1),
                inset 0 1px 0 rgba(255,255,255,0.06);
}

.contact label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.65;
    margin-bottom: 4px;
    text-align: left;
}

.contact input,
.contact textarea {
    width: 100%;
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    padding: 14px 16px;
    color: #fff;
    font-size: 0.95rem;
    font-family: inherit;
    will-change: transform;
    transition: border-color var(--transition),
                box-shadow var(--transition),
                transform 0.2s cubic-bezier(0.4,0,0.2,1);
}
.contact input:focus,
.contact textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(77,163,255,0.12);
    transform: translateY(-1px);
}
.contact textarea { min-height: 160px; resize: vertical; }

.contact button {
    margin-top: 6px;
    align-self: center;
    padding: 15px 48px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, #4da3ff, #82cfff);
    color: #000;
    font-weight: 800;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    will-change: transform;
    transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
                filter 0.2s ease,
                box-shadow 0.2s ease;
    box-shadow: 0 0 28px rgba(77,163,255,0.4), 0 8px 32px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}
.contact button::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.18), transparent);
    border-radius: inherit;
    pointer-events: none;
}
.contact button:hover {
    transform: translateY(-3px) scale(1.04);
    filter: brightness(1.08);
    box-shadow: 0 0 42px rgba(77,163,255,0.6), 0 14px 40px rgba(0,0,0,0.4);
}
.contact button:active {
    transform: translateY(0) scale(0.97);
    transition-duration: 0.1s;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    padding: 48px 32px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px,1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}
footer h3 { font-weight: 800; font-size: 1rem; margin-bottom: 12px; }
footer h4 {
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 12px;
}
footer p { opacity: 0.7; font-size: 0.83rem; margin-bottom: 5px; line-height: 1.6; }
footer a {
    color: var(--accent);
    display: block;
    margin-bottom: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition);
}
footer a:hover { color: var(--accent-light); text-decoration: underline; }

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 768px) {
    .menu-toggle { display: none !important; }
    nav {
        display: flex !important;
        position: static !important;
        background: none !important;
        max-height: none !important;
        overflow: visible !important;
        flex-direction: row !important;
        width: auto !important;
    }

    .contact { padding: 100px 16px 32px; gap: 20px; }
    .contact h2 { font-size: clamp(1.8rem, 7vw, 2.5rem); }
    .contact > p { font-size: 0.9rem; }
    .contact form { padding: 20px 16px; border-radius: 18px; gap: 14px; }

    .contact input,
    .contact textarea {
        font-size: 1rem;       /* prevents iOS zoom on focus */
        padding: 14px 14px;
        border-radius: 12px;
    }

    .contact button {
        width: 100%;
        padding: 16px;
        font-size: 1rem;
        border-radius: 14px;
    }

    footer { padding: 32px 16px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    footer h3, footer h4 { font-size: 0.85rem; }
    footer a, footer p { font-size: 0.8rem; }
}