@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;800&display=swap');

:root {
    /* Brand: XPOWER BOT — Neon Cyber */
    --bg-0: #060912;
    --bg-1: #0b1220;
    --text: #e7f1ff;
    --muted: #a1b1cc;
    --c1: #00e7ff; /* cyan */
    --c2: #7a5cff; /* purple */
    --c3: #00ffb7; /* mint */
    --c4: #ff2e86; /* pink */
    --c5: #ffc23d; /* amber */

    --glass: rgba(255,255,255,.06);
    --card: rgba(255,255,255,.04);
    --border: rgba(255,255,255,.14);
    --radius: 16px;
    --radius-lg: 22px;
    --shadow-lg: 0 18px 60px rgba(0,0,0,.45), 0 1px 0 rgba(255,255,255,.03) inset;
    --ease-out: cubic-bezier(.22,.61,.36,1);
    --headerH: 70px;
    --bn-h: calc(64px + env(safe-area-inset-bottom, 0px));
}

/* Reset/Defaults */
* {
    box-sizing: border-box
}

html, body {
    height: 100%
}

html {
    scroll-behavior: smooth
}

body {
    direction: rtl;
    margin: 0;
    background: var(--bg-1);
    color: var(--text);
    font-family: "Cairo", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a {
    color: inherit;
    text-decoration: none
}

img, video {
    max-width: 100%;
    display: block
}

button {
    font: inherit;
    color: inherit;
    cursor: pointer;
    background: none;
    border: none
}

/* Containers */
.container {
    width: min(1240px, 92vw);
    margin-inline: auto
}

.section {
    padding: 90px 0
}

.section-title {
    margin: 0 0 10px;
    font-size: clamp(26px, 3.2vw, 38px);
    letter-spacing: .2px
}

.section-sub {
    color: var(--muted);
    margin: 0 0 26px;
    font-size: 18px
}

/* Anchor offset (avoid header overlap) */
[id] {
    scroll-margin-top: calc(var(--headerH) + 12px)
}

/* Buttons */
.btn {
    --pad: 14px 20px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: var(--pad);
    border-radius: 14px;
    background: linear-gradient(135deg, var(--c1), var(--c2));
    color: #03131a;
    font-weight: 800;
    letter-spacing: .2px;
    border: 1px solid rgba(255,255,255,.06);
    box-shadow: 0 10px 30px rgba(0,231,255,.18);
    transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), filter .25s;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

    .btn:hover {
        transform: translateY(-3px) scale(1.01);
        filter: saturate(1.15)
    }

    .btn:active {
        transform: translateY(0) scale(.99)
    }

    .btn::after {
        content: "";
        position: absolute;
        inset: -30% -10%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,.22), transparent);
        transform: translateX(-120%) rotate(8deg);
        animation: shimmer 3.2s ease-in-out infinite;
        pointer-events: none;
        z-index: -1;
    }

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    box-shadow: none
}

.btn-ghost {
    background: rgba(255,255,255,.03);
    border: 1px dashed var(--border);
    color: var(--text)
}

.btn.small {
    --pad: 10px 14px;
    font-weight: 700;
    border-radius: 10px
}

/* Magnetic (JS-enhanced) */
.magnetic {
    transform: translateZ(0);
    will-change: transform
}

/* Badges/Tags */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--glass);
    color: var(--muted);
    font-weight: 800;
    font-size: 13px;
    backdrop-filter: blur(6px)
}

/* Cards */
.card {
    border-radius: var(--radius-lg);
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), border-color .35s;
}

    .card:hover {
        transform: translateY(-6px);
        box-shadow: 0 28px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.06) inset
    }

.glass {
    background: var(--glass);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px)
}

.gradient-border {
    position: relative;
    background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}

    .gradient-border::before {
        content: "";
        position: absolute;
        inset: -1px;
        z-index: -1;
        border-radius: inherit;
        background: linear-gradient(135deg, rgba(0,231,255,.7), rgba(122,92,255,.7), rgba(0,255,183,.7));
        filter: blur(10px);
        opacity: .22;
        transition: opacity .35s var(--ease-out)
    }

    .gradient-border:hover::before {
        opacity: .45
    }

/* Tilt (JS enhanced) */
.tilt {
    transform: perspective(1200px) translateZ(0);
    will-change: transform
}

    .tilt:hover {
        box-shadow: 0 30px 70px rgba(0,0,0,.6)
    }

/* Typography helpers */
.gradient-text {
    background: linear-gradient(90deg, var(--c1), var(--c3));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.neon {
    text-shadow: 0 0 18px rgba(0,231,255,.25), 0 0 40px rgba(122,92,255,.15)
}

/* Topbar + Mobile menu */
.topbar {
    position: sticky;
    top: 0;
    z-index: 90;
    height: var(--headerH);
    background: linear-gradient(to bottom, rgba(11,18,32,.8), rgba(11,18,32,.45), transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,.06)
}

    .topbar .bar {
        height: var(--headerH);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px
    }

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    letter-spacing: .3px
}

    .brand span {
        font-size: 18px
    }

.nav {
    display: flex;
    gap: 20px;
    color: var(--muted)
}

    .nav a, .nav .active {
        padding: 8px 10px;
        border-radius: 10px;
        transition: color .2s, background .2s
    }

        .nav a:hover, .nav .active {
            color: var(--text);
            background: rgba(255,255,255,.05)
        }

.actions {
    display: flex;
    align-items: center;
    gap: 10px
}

.hamburger {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.03);
    position: relative;
    overflow: hidden;
    transition: background .2s, border-color .2s
}

    .hamburger:hover {
        border-color: rgba(255,255,255,.28)
    }

    .hamburger span {
        position: absolute;
        left: 10px;
        right: 10px;
        height: 2px;
        background: linear-gradient(90deg, var(--c1), var(--c2));
        transition: transform .35s var(--ease-out), opacity .2s;
        border-radius: 2px
    }

        .hamburger span:nth-child(1) {
            top: 12px
        }

        .hamburger span:nth-child(2) {
            top: 20px
        }

        .hamburger span:nth-child(3) {
            top: 28px
        }

.menu-open .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg)
}

.menu-open .hamburger span:nth-child(2) {
    opacity: 0
}

.menu-open .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg)
}

/* Mobile full-screen menu */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 95;
    display: grid;
    place-items: center;
    background: radial-gradient(800px 400px at 50% 10%, rgba(0,231,255,.10), transparent 60%), rgba(7,11,18,.74);
    backdrop-filter: blur(8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease-out)
}

    .mobile-menu-overlay.open {
        opacity: 1;
        pointer-events: auto
    }

.mobile-menu {
    width: min(720px, 90vw);
    border-radius: 22px;
    padding: 22px 18px 18px;
    background: rgba(255,255,255,.06);
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0,0,0,.5)
}

.mobile-nav {
    display: grid;
    gap: 10px;
    margin-bottom: 14px
}

    .mobile-nav a {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 16px;
        border-radius: 14px;
        font-size: 18px;
        font-weight: 900;
        background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
        border: 1px solid rgba(255,255,255,.12);
        transition: transform .18s var(--ease-out), background .2s
    }

        .mobile-nav a:hover {
            transform: translateY(-2px);
            background: rgba(255,255,255,.08)
        }

.mobile-cta {
    display: flex;
    gap: 10px;
    justify-content: center
}

/* Bottom Navigation (mobile) */
.bottom-nav {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: max(12px, env(safe-area-inset-bottom, 0px));
    width: min(680px, 94vw);
    height: 64px;
    z-index: 70;
    display: none;
    align-items: center;
    justify-content: space-around;
    gap: 10px;
    padding: 8px;
    border-radius: 16px;
    background: rgba(255,255,255,.06);
    border: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0,0,0,.45)
}

.bn-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .2px;
    padding: 6px 4px;
    border-radius: 10px;
    transition: color .2s, background .2s
}

    .bn-item:hover, .bn-item.active {
        color: var(--text);
        background: rgba(255,255,255,.05)
    }

    .bn-item svg {
        color: var(--c1)
    }

/* Ambient background (global) */
.app-bg {
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background: radial-gradient(1200px 700px at 80% -10%, rgba(122,92,255,.25), transparent 60%), radial-gradient(900px 600px at -10% 20%, rgba(0,231,255,.22), transparent 60%), linear-gradient(180deg, #0b1220 0%, #070b12 100%);
}

    .app-bg::before {
        content: "";
        position: absolute;
        inset: -20%;
        z-index: -1;
        background: conic-gradient(from 120deg at 50% 50%, rgba(0,231,255,.18), rgba(122,92,255,.18), rgba(0,255,183,.18), rgba(255,46,134,.12), rgba(0,231,255,.18));
        filter: blur(60px);
        animation: auroraShift 14s ease-in-out infinite alternate
    }

    .app-bg::after {
        content: "";
        position: absolute;
        inset: 0;
        background: repeating-linear-gradient(115deg, rgba(255,255,255,.06) 0 1px, transparent 1px 32px), repeating-linear-gradient(205deg, rgba(255,255,255,.03) 0 1px, transparent 1px 28px);
        mask: radial-gradient(600px 400px at 50% 12%, rgba(255,255,255,.9), transparent 70%);
        opacity: .22;
        mix-blend-mode: screen
    }

/* Marquee */
.marquee {
    position: relative;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.marquee-track {
    display: flex;
    gap: 14px;
    padding: 8px 0;
    animation: marquee 25s linear infinite;
    will-change: transform;
}

.marquee:hover .marquee-track {
    animation-play-state: paused
}

.marquee .chip {
    padding: 10px 14px;
    font-weight: 800;
    font-size: 14px;
    color: var(--muted);
    border-radius: 999px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--border)
}

/* Reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(24px) scale(.98);
    transition: opacity .7s var(--ease-out), transform .7s var(--ease-out)
}

    .reveal.in-view {
        opacity: 1;
        transform: translateY(0) scale(1)
    }

    .reveal.delay-1 {
        transition-delay: .1s
    }

    .reveal.delay-2 {
        transition-delay: .2s
    }

    .reveal.delay-3 {
        transition-delay: .3s
    }

/* Utilities */
.center {
    text-align: center
}

.row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center
}

.round {
    border-radius: 999px
}

.shadow-xl {
    box-shadow: 0 30px 70px rgba(0,0,0,.55)
}

/* Selection + Scrollbar */
::selection {
    background: rgba(0,231,255,.25)
}

::-webkit-scrollbar {
    width: 10px
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--c2), var(--c1));
    border-radius: 10px
}

/* Animations */
@keyframes shimmer {
    0% {
        transform: translateX(-120%) rotate(8deg)
    }

    100% {
        transform: translateX(120%) rotate(8deg)
    }
}

@keyframes auroraShift {
    0% {
        transform: translate3d(-4%, -2%, 0) rotate(0deg)
    }

    100% {
        transform: translate3d(4%, 2%, 0) rotate(10deg)
    }
}

@keyframes floaty {
    0% {
        transform: translateY(0)
    }

    100% {
        transform: translateY(-10px)
    }
}

@keyframes glowPulse {
    0% {
        box-shadow: 0 0 0 rgba(0,231,255,0)
    }

    50% {
        box-shadow: 0 0 30px rgba(0,231,255,.25)
    }

    100% {
        box-shadow: 0 0 0 rgba(0,231,255,0)
    }
}

@keyframes gradientSpin {
    0% {
        transform: rotate(0deg)
    }

    100% {
        transform: rotate(360deg)
    }
}

@keyframes marquee {
    0% {
        transform: translateX(0)
    }

    100% {
        transform: translateX(-50%)
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .nav {
        display: none
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block
    }

    .bottom-nav {
        display: flex
    }

    .section {
        padding: 70px 0
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto
    }

    .btn::after, .marquee-track {
        animation: none
    }

    .app-bg::before {
        animation: none
    }
}