:root {
    --teal: #3cd2a5;
    --teal-2: #14b8a6;
    --bg-0: #040c1a;
    --bg-1: #071622;
    --bg-2: #0a1a2b;
    --txt: #ffffff;
    --muted: rgba(255, 255, 255, .55);
    --line: rgba(60, 210, 165, .18);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    direction: rtl;
    color: var(--txt);
    overflow-x: hidden;
    font-family: "Vazirmatn", system-ui, -apple-system, "Segoe UI", sans-serif;
    background: var(--bg-0);
    line-height: 1.9;
}

a { text-decoration: none; }

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 18px;
}

.text-theme { color: var(--teal) !important; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.justify { text-align: justify; text-justify: inter-word; }
.text-center { text-align: center; }

.bg-canvas {
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
            radial-gradient(1100px 700px at 80% -10%, rgba(60, 210, 165, .10), transparent 60%),
            radial-gradient(900px 600px at 10% 110%, rgba(20, 184, 166, .10), transparent 60%),
            linear-gradient(160deg, var(--bg-0), var(--bg-1) 45%, var(--bg-2));
    overflow: hidden;
}

.bg-grid {
    position: absolute;
    inset: -2px;
    background-image:
            linear-gradient(rgba(60, 210, 165, .05) 1px, transparent 1px),
            linear-gradient(90deg, rgba(60, 210, 165, .05) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: radial-gradient(circle at 50% 35%, #000 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(circle at 50% 35%, #000 0%, transparent 75%);
    animation: gridShift 22s linear infinite;
}

@keyframes gridShift {
    from { background-position: 0 0, 0 0; }
    to { background-position: 54px 54px, 54px 54px; }
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: .5;
    will-change: transform;
}
.blob-1 { width: 420px; height: 420px; top: -80px; right: -60px; background: rgba(60, 210, 165, .35); animation: float1 18s ease-in-out infinite; }
.blob-2 { width: 360px; height: 360px; bottom: -90px; left: -70px; background: rgba(20, 184, 166, .30); animation: float2 21s ease-in-out infinite; }
.blob-3 { width: 300px; height: 300px; top: 40%; left: 55%; background: rgba(60, 210, 165, .18); animation: float3 25s ease-in-out infinite; }

@keyframes float1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-40px, 60px) scale(1.1); } }
@keyframes float2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(50px, -40px) scale(1.08); } }
@keyframes float3 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-30px, -50px) scale(1.12); } }

.particles { position: absolute; inset: 0; }
.particles .p {
    position: absolute;
    bottom: -10px;
    width: 4px; height: 4px;
    border-radius: 50%;
    background: var(--teal);
    opacity: .35;
    animation: rise linear infinite;
}
@keyframes rise {
    to { transform: translateY(-110vh); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .blob, .bg-grid, .particles .p, .pulse-dot, .scroll-cue span, .brand-dot, .float-support { animation: none !important; }
    html { scroll-behavior: auto; }
}

.site-wrapper { min-height: 100vh; display: flex; flex-direction: column; }

.top-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1050;
    background: rgba(7, 22, 34, .55);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all .35s ease;
    padding: 12px 0;
}
.top-nav.scrolled {
    background: rgba(7, 22, 34, .9);
    border-bottom-color: var(--line);
    box-shadow: 0 8px 30px rgba(0, 0, 0, .35);
    padding: 7px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }

.brand-text {
    color: var(--teal);
    font-weight: 800;
    letter-spacing: 1.5px;
    font-size: 1.4rem;
    text-transform: uppercase;
    display: flex; align-items: center; gap: 9px;
    transition: text-shadow .3s ease;
}
.brand-text:hover { text-shadow: 0 0 20px rgba(60, 210, 165, .6); }
.brand-dot {
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--teal);
    box-shadow: 0 0 12px var(--teal);
    animation: blink 2.2s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.nav-links { list-style: none; display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.nav-link-custom {
    color: rgba(255, 255, 255, .8);
    font-size: .95rem; font-weight: 500;
    padding: 7px 14px; border-radius: 8px;
    transition: all .3s ease; display: block;
}
.nav-link-custom:hover { color: var(--teal); background: rgba(60, 210, 165, .1); }
.nav-cta {
    margin-right: 8px;
    color: #06221b; font-weight: 700;
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    padding: 8px 18px; border-radius: 10px;
    transition: all .3s ease;
}
.nav-cta:hover,
.nav-cta:focus {
    color: #06221b !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(60, 210, 165, .4);
}

.hbg {
    display: none;
    width: 42px; height: 42px; border-radius: 11px;
    border: 1px solid rgba(255, 255, 255, .12);
    background: rgba(255, 255, 255, .05);
    flex-direction: column; align-items: center; justify-content: center; gap: 5px;
    cursor: pointer; transition: all .3s ease;
}
.hbg:active { transform: scale(.94); }
.hbg span { width: 18px; height: 2px; background: var(--teal); border-radius: 2px; transition: all .3s ease; }

.drawer {
    position: fixed; inset: 0;
    background: var(--bg-0);
    z-index: 1060;
    transform: translateY(-100%);
    transition: transform .42s cubic-bezier(.4, 0, .2, 1);
    overflow-y: auto;
}
.drawer.open { transform: translateY(0); }
.dh { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: .5px solid rgba(255, 255, 255, .07); }
.dh-brand { color: var(--teal); font-size: 18px; font-weight: 700; }
.xbtn {
    width: 36px; height: 36px; border-radius: 50%;
    background: rgba(255, 255, 255, .06); border: .5px solid rgba(255, 255, 255, .1);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; color: rgba(255, 255, 255, .6); transition: all .3s ease;
}
.xbtn:hover { background: rgba(255, 255, 255, .15); color: #fff; }
.di {
    display: block; padding: 16px 22px;
    color: rgba(255, 255, 255, .68); font-size: 15px;
    border-bottom: .5px solid rgba(255, 255, 255, .04); transition: all .3s ease;
}
.di:hover { background: rgba(60, 210, 165, .06); color: var(--teal); padding-right: 30px; }
.dlogin {
    margin: 22px; color: #06221b;
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    padding: 14px 18px; border-radius: 14px; text-align: center; font-weight: 700; display: block;
    transition: all .3s ease;
}
.dlogin:hover { color: #06221b; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(60, 210, 165, .4); }

.btn-theme, .btn-ghost {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 13px 26px; border-radius: 12px;
    font-weight: 700; font-size: .98rem; cursor: pointer;
    transition: all .3s ease; position: relative; overflow: hidden;
    border: 2px solid transparent;
}
.btn-theme {
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    color: #06221b;
    box-shadow: 0 8px 22px rgba(60, 210, 165, .28);
}
.btn-theme:hover { color: #06221b; transform: translateY(-3px); box-shadow: 0 14px 30px rgba(60, 210, 165, .45); }
.btn-theme.wide { width: 100%; justify-content: center; }
.btn-ghost {
    border-color: var(--teal); color: var(--teal);
    background: rgba(60, 210, 165, .05);
}
.btn-ghost:hover { background: var(--teal); color: #06221b; transform: translateY(-3px); box-shadow: 0 10px 24px rgba(60, 210, 165, .35); }
.disabled-soft { opacity: .55; pointer-events: none; }

.brand-mark {
    width: 30px; height: 30px; border-radius: 9px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    color: #06221b; font-weight: 900; font-size: 1.05rem;
    box-shadow: 0 0 16px rgba(60, 210, 165, .5);
}

.dot-nav {
    position: fixed; top: 50%; left: 22px; transform: translateY(-50%);
    z-index: 1040; list-style: none; margin: 0; padding: 0;
    display: flex; flex-direction: column; gap: 14px;
}
.dot-nav a {
    display: block; width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255, 255, 255, .22); transition: all .3s ease; position: relative;
}
.dot-nav a:hover { background: rgba(60, 210, 165, .6); }
.dot-nav a.active { background: var(--teal); box-shadow: 0 0 12px var(--teal); transform: scale(1.25); }

.hero-section {
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 120px 0 70px;
    position: relative;
}
.hero-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    align-items: center; gap: 30px;
}
.hero-copy { max-width: 540px; }
.hero-sub { font-size: clamp(1.2rem, 3vw, 1.7rem); font-weight: 700; margin: 0 0 18px; color: #eafff8; }
.hero-inner { position: relative; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 7px 16px; border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(60, 210, 165, .06);
    color: var(--teal); font-size: .85rem; font-weight: 600;
    margin-bottom: 26px;
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 0 rgba(60, 210, 165, .6); animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(60, 210, 165, .55); } 70% { box-shadow: 0 0 0 12px rgba(60, 210, 165, 0); } 100% { box-shadow: 0 0 0 0 rgba(60, 210, 165, 0); } }

.hero-title {
    font-size: clamp(2.6rem, 6vw, 4.4rem);
    font-weight: 900; letter-spacing: 1px; margin: 0 0 6px;
    background: linear-gradient(120deg, #fff 20%, var(--teal) 50%, #fff 80%);
    background-size: 220% auto;
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 220% center; } }

.hero-lead { font-size: clamp(1rem, 2.4vw, 1.15rem); color: var(--muted); margin: 0 0 32px; max-width: 520px; }
.hero-actions { display: flex; gap: 13px; flex-wrap: wrap; }

.btn-store {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 12px 22px; border-radius: 14px;
    border: 1px solid var(--line); background: rgba(255, 255, 255, .04);
    color: #fff; font-weight: 600; font-size: .95rem;
    transition: all .3s ease; backdrop-filter: blur(8px);
}
.btn-store i { font-size: 1.25rem; color: var(--teal); transition: color .3s ease; }
.btn-store:hover { transform: translateY(-3px); border-color: var(--teal); background: rgba(60, 210, 165, .1); box-shadow: 0 10px 24px rgba(60, 210, 165, .2); }
.btn-store-pwa { background: linear-gradient(135deg, rgba(60, 210, 165, .14), rgba(20, 184, 166, .14)); }

.hero-visual { display: flex; justify-content: center; align-items: center; perspective: 1400px; }
.phone-scene { position: relative; transform-style: preserve-3d; animation: sceneFloat 6s ease-in-out infinite; }
@keyframes sceneFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

.phone {
    width: 270px; height: 560px; border-radius: 42px;
    background: linear-gradient(160deg, #0d1f30, #05101c);
    border: 9px solid #0a1826;
    box-shadow: 0 40px 90px rgba(0, 0, 0, .6), 0 0 0 1px rgba(60, 210, 165, .15), inset 0 0 40px rgba(0,0,0,.5);
    transform: rotateY(16deg) rotateX(4deg) rotateZ(-6deg);
    position: relative; overflow: hidden;
}
.phone-notch { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); width: 110px; height: 22px; background: #0a1826; border-radius: 0 0 16px 16px; z-index: 5; }
.phone-screen { position: absolute; inset: 0; padding: 38px 16px 18px; overflow: hidden; }
.ps-status { display: flex; justify-content: space-between; align-items: center; font-size: .7rem; color: rgba(255,255,255,.6); margin-bottom: 14px; }
.ps-status i { font-size: .72rem; }
.ps-balance {
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    border-radius: 18px; padding: 16px; color: #06221b; margin-bottom: 14px;
    box-shadow: 0 8px 20px rgba(60, 210, 165, .35);
}
.ps-balance-label { font-size: .72rem; font-weight: 600; opacity: .8; }
.ps-balance-num { font-size: 1.25rem; font-weight: 900; margin-top: 4px; }
.ps-balance-num small { font-size: .65rem; font-weight: 600; }
.ps-actions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 16px; }
.ps-act {
    background: rgba(255, 255, 255, .05); border: 1px solid rgba(255,255,255,.06);
    border-radius: 13px; padding: 10px 4px; text-align: center;
    display: flex; flex-direction: column; align-items: center; gap: 5px;
}
.ps-act i { font-size: 1.05rem; color: var(--teal); }
.ps-act span { font-size: .58rem; color: rgba(255,255,255,.7); }
.ps-list-title { font-size: .72rem; color: rgba(255,255,255,.55); margin-bottom: 8px; font-weight: 600; }
.ps-row { display: flex; align-items: center; gap: 9px; padding: 8px 10px; background: rgba(255,255,255,.03); border-radius: 12px; margin-bottom: 7px; }
.ps-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); flex: none; box-shadow: 0 0 8px var(--teal); }
.ps-row-t { display: flex; flex-direction: column; }
.ps-row-t b { font-size: .72rem; color: #fff; }
.ps-row-t small { font-size: .6rem; color: rgba(255,255,255,.5); }

.float-card {
    position: absolute; z-index: 6;
    background: linear-gradient(135deg, rgba(10, 24, 38, .92), rgba(5, 16, 28, .92));
    border: 1px solid var(--line); border-radius: 16px;
    padding: 12px 18px; backdrop-filter: blur(12px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, .45), 0 0 24px rgba(60, 210, 165, .12);
    display: flex; flex-direction: column; gap: 2px;
    transform: rotate(-7deg);
}
.float-card b { font-size: 1.35rem; font-weight: 900; color: var(--teal); }
.float-card span { font-size: .72rem; color: rgba(255,255,255,.7); white-space: nowrap; }
.fc-1 { top: 14%; right: -42px; animation: fc 5s ease-in-out infinite; }
.fc-2 { top: 42%; right: -64px; animation: fc 5.6s ease-in-out infinite .4s; }
.fc-3 { top: 70%; right: -36px; animation: fc 6.2s ease-in-out infinite .8s; }
@keyframes fc { 0%,100% { transform: rotate(-7deg) translateY(0); } 50% { transform: rotate(-7deg) translateY(-12px); } }

.stats-row {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px; max-width: 820px; margin: 0 auto 70px;
}
.stat {
    padding: 22px 10px; border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, .07);
    background: rgba(255, 255, 255, .03);
    backdrop-filter: blur(8px);
    transition: all .3s ease;
}
.stat:hover { border-color: var(--teal); transform: translateY(-5px); background: rgba(60, 210, 165, .06); }
.stat-num { font-size: clamp(1.5rem, 5vw, 2.3rem); font-weight: 800; color: var(--teal); line-height: 1.2; }
.stat-label { font-size: .82rem; color: var(--muted); margin-top: 6px; }

.scroll-cue {
    display: block; width: 26px; height: 42px;
    border: 2px solid rgba(60, 210, 165, .5); border-radius: 14px;
    margin: 0 auto; position: relative;
}
.scroll-cue span {
    position: absolute; top: 7px; left: 50%; transform: translateX(-50%);
    width: 5px; height: 5px; border-radius: 50%; background: var(--teal);
    animation: cue 1.6s infinite;
}
@keyframes cue { 0% { opacity: 0; top: 7px; } 40% { opacity: 1; } 80% { opacity: 0; top: 24px; } 100% { opacity: 0; } }

.partner-logos-container { margin-top: 30px; width: 100%; }
.unified-title {
    font-size: 1.1rem; color: rgba(255, 255, 255, .5); font-weight: 700; letter-spacing: .5px;
    display: flex; align-items: center; justify-content: center; gap: 20px; margin-bottom: 42px;
}
.unified-title::before, .unified-title::after { content: ''; height: 1px; width: 60px; background: rgba(60, 210, 165, .3); }
.partner-logos-grid { display: flex; justify-content: center; align-items: center; gap: 26px; flex-wrap: wrap; max-width: 1100px; margin: 0 auto; }

.logo-wrapper-glass {
    background: linear-gradient(135deg, rgba(255, 255, 255, .03) 0%, rgba(7, 22, 34, .4) 100%);
    border: 2px solid rgba(255, 255, 255, 0.25);
    padding: 30px 40px; border-radius: 26px;
    backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, .3), inset 0 1px 0 rgba(255, 255, 255, .08);
    display: flex; justify-content: center; align-items: center;
    transition: all .5s cubic-bezier(.165, .84, .44, 1);
    min-width: 175px; height: 110px; position: relative; overflow: hidden;
}
.logo-wrapper-glass::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .2), transparent);
    transition: left .7s ease;
}
.logo-wrapper-glass:hover::before { left: 100%; }
.logo-wrapper-glass:hover {
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-10px) scale(1.04);
    box-shadow: 0 25px 50px rgba(255, 255, 255, .15), 0 0 40px rgba(255, 255, 255, .1);
}
.logo-text { font-weight: 800; letter-spacing: 2px; color: rgba(255, 255, 255, .65); font-size: 1.05rem; transition: all .4s ease; }
.logo-wrapper-glass:hover .logo-text { color: #fff; text-shadow: 0 0 18px rgba(255, 255, 255, .5); }

.partner-logo-img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: .85;
    transition: all .4s ease;
}
.logo-wrapper-glass:hover .partner-logo-img {
    opacity: 1;
    filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

section { padding: 90px 0; }
.glass-card {
    border-radius: 22px; border: 1px solid rgba(255, 255, 255, .08);
    background: rgba(255, 255, 255, .03);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, .25);
    transition: all .35s ease; position: relative; overflow: hidden;
}
.glass-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--teal), transparent);
    transform: translateX(-100%); transition: transform .6s ease;
}
.glass-card:hover::before { transform: translateX(100%); }
.glass-card:hover { transform: translateY(-6px); border-color: var(--teal); background: rgba(60, 210, 165, .06); box-shadow: 0 15px 45px rgba(60, 210, 165, .18); }

.about-wrap { display: flex; justify-content: center; }
.about-card { max-width: 820px; width: 100%; padding: 38px; }
.card-head { font-weight: 800; text-align: center; margin: 0 0 22px; font-size: 1.3rem; }
.about-foot { border-top: 1px solid rgba(255, 255, 255, .08); padding-top: 20px; margin-top: 22px; display: flex; align-items: center; justify-content: center; gap: 8px; color: var(--muted); font-size: .85rem; }
.about-foot i { font-size: 1.2rem; }

.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.articles-grid { grid-template-columns: repeat(3, 1fr); }
.feature-card { padding: 28px 22px; }
.feature-icon {
    width: 56px; height: 56px; border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem; color: var(--teal);
    background: rgba(60, 210, 165, .1); border: 1px solid var(--line);
    margin-bottom: 18px; transition: all .35s ease;
}
.glass-card:hover .feature-icon { transform: rotate(-6deg) scale(1.08); background: var(--teal); color: #06221b; }
.feature-card h5, .article-card h5 { font-weight: 700; margin: 0 0 10px; font-size: 1.1rem; }
.article-card { padding: 28px 24px; }

.contact-card { max-width: 820px; width: 100%; padding: 38px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field.center { align-items: center; }
.field label { font-size: .85rem; color: var(--muted); }
.glass-input {
    background: rgba(255, 255, 255, .03);
    border: 1px solid rgba(255, 255, 255, .1);
    color: #fff; border-radius: 12px; padding: 13px 14px;
    font-family: inherit; font-size: .95rem; transition: all .3s ease; width: 100%;
}
.glass-input:focus { outline: none; background: rgba(255, 255, 255, .06); border-color: var(--teal); box-shadow: 0 0 0 4px rgba(60, 210, 165, .18); transform: translateY(-2px); }
.glass-input::placeholder { color: rgba(255, 255, 255, .4); }
.glass-input.ltr { direction: ltr; text-align: right; }
textarea.glass-input { resize: vertical; }
.form-ok { color: var(--teal); font-weight: 600; margin-top: 14px; opacity: 0; transform: translateY(6px); transition: all .4s ease; }
.form-ok.show { opacity: 1; transform: translateY(0); }

.site-footer { border-top: 1px solid var(--line); background: rgba(7, 22, 34, .7); padding: 22px 0; margin-top: auto; }
.footer-inner { display: flex; justify-content: center; align-items: center; gap: 12px; }
.support-link { color: var(--teal); border-bottom: 1px dashed var(--teal); font-size: .92rem; transition: all .3s ease; }
.support-link:hover { color: #fff; border-bottom-style: solid; }

.float-support {
    position: fixed;
    bottom: 96px;
    right: 22px;
    left: auto;
    z-index: 1030;
    width: 54px; height: 54px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    color: #06221b;
    font-size: 1.35rem;
    box-shadow: 0 10px 26px rgba(60, 210, 165, .4);
    transition: transform .3s ease, box-shadow .3s ease;
    animation: floatSupport 3s ease-in-out infinite;
}
.float-support:hover { transform: scale(1.08); box-shadow: 0 14px 34px rgba(60, 210, 165, .55); color: #06221b; }
@keyframes floatSupport { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 22px;
    left: auto;
    z-index: 1030;
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: linear-gradient(135deg, rgba(10, 24, 38, .9), rgba(5, 16, 28, .9));
    color: var(--teal);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px) scale(.85);
    transition: opacity .35s ease, visibility .35s ease, transform .35s cubic-bezier(.34,1.56,.64,1), background .3s ease, box-shadow .3s ease, border-color .3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, .35);
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.back-to-top:hover {
    background: linear-gradient(135deg, var(--teal), var(--teal-2));
    color: #06221b;
    border-color: var(--teal);
    transform: translateY(-4px) scale(1.06);
    box-shadow: 0 14px 30px rgba(60, 210, 165, .45);
}
.back-to-top i { transition: transform .3s ease; }
.back-to-top:hover i { transform: translateY(-2px); }

[data-reveal] { opacity: 0; transform: translateY(34px); transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: .1s; }
[data-reveal-delay="2"] { transition-delay: .2s; }
[data-reveal-delay="3"] { transition-delay: .3s; }
[data-reveal-delay="4"] { transition-delay: .4s; }
[data-reveal-delay="5"] { transition-delay: .5s; }

@media (max-width: 991px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .articles-grid { grid-template-columns: 1fr; }
    .hero-grid { grid-template-columns: 1fr; gap: 60px; text-align: center; }
    .hero-copy { max-width: 640px; margin: 0 auto; }
    .hero-lead { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .dot-nav { display: none; }
}
@media (max-width: 767px) {
    .nav-links { display: none; }
    .hbg { display: flex; }
    .hero-section { padding: 100px 0 60px; }
    section { padding: 64px 0; }
    .about-card, .contact-card { padding: 26px 20px; }
    .form-grid { grid-template-columns: 1fr; }
    .logo-wrapper-glass { min-width: calc(50% - 13px); height: 96px; padding: 22px; }
    .footer-inner { flex-direction: column; text-align: center; }
    .phone { width: 230px; height: 478px; transform: rotateY(0) rotateZ(-4deg); }
    .fc-1 { right: -20px; } .fc-2 { right: -30px; } .fc-3 { right: -16px; }
    .float-card b { font-size: 1.15rem; }
    .float-support { width: 48px; height: 48px; font-size: 1.15rem; bottom: 84px; right: 16px; left: auto; }
    .back-to-top { width: 42px; height: 42px; bottom: 20px; right: 16px; left: auto; }
}
@media (max-width: 480px) {
    .feature-grid { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; }
    .hero-actions a { width: 100%; justify-content: center; }
    .phone { width: 210px; height: 436px; }
    .float-card { padding: 9px 13px; }
}