@font-face {
font-family: "iran";
font-style: "normal";
src: url("../font/iran.eot");
src: url("../font/iran.eot") format("embedded-opentype"), url("../font/iran.woff") format("woff2"), url("../font/iran.woff") format("woff"), url("../font/iran.ttf") format("truetype");
font-display: swap; }

:root {
--black: #0a0a0a;
--black-2: #111111;
--carbon: #1b1b1b;
--carbon-2: #242424;
--red: #e30613;
--red-dark: #b9000b;
--silver: #c0c0c0;
--text: #ffffff;
--muted: #a9a9a9;

--container: 1180px;
--radius: 16px;
}

* {
box-sizing: border-box;
margin: 0;
padding: 0;
}

html {
scroll-behavior: smooth;
}

body {
font-family: "Vazirmatn", sans-serif;
background: var(--black);
color: var(--text);
line-height: 1.8;
overflow-x: hidden;
}

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

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

.container {
width: min(1180px, calc(100% - 40px));
margin: auto;
}

/* =========================================
CARBON BACKGROUND
========================================= */

.carbon-bg {
background:
    linear-gradient(135deg,
        rgba(255,255,255,.025) 25%,
        transparent 25%) 0 0 / 12px 12px,
    linear-gradient(315deg,
        rgba(255,255,255,.02) 25%,
        transparent 25%) 0 0 / 12px 12px,
    #0a0a0a;
}

.section {
padding: 110px 0;
position: relative;
}

.section-dark {
background: #0d0d0d;
}

/* =========================================
NAVBAR
========================================= */

.navbar {
position: absolute;
top: 0;
left: 0;
right: 0;
z-index: 50;
padding: 25px 0;
}

.nav-inner {
display: flex;
align-items: center;
justify-content: space-between;
}

.logo {
font-family: "Montserrat", sans-serif;
font-size: 25px;
font-weight: 900;
letter-spacing: -1px;
}

.logo span {
color: var(--red);
}

.nav-links {
display: flex;
gap: 30px;
color: #aaa;
font-size: 14px;
}

.nav-links a {
transition: .25s;
}

.nav-links a:hover {
color: white;
}

.nav-cta {
border: 1px solid rgba(227,6,19,.6);
padding: 9px 20px;
border-radius: 7px;
color: white;
transition: .3s;
}

.nav-cta:hover {
background: var(--red);
}

/* =========================================
HERO
========================================= */

.hero {
min-height: 850px;
display: flex;
align-items: center;
position: relative;
overflow: hidden;

background:
    radial-gradient(
        circle at 70% 50%,
        rgba(227,6,19,.14),
        transparent 30%
    ),
    linear-gradient(
        135deg,
        #050505,
        #111111 50%,
        #080808
    );
}

.hero:before {
content: "";
position: absolute;
inset: 0;

background:
    linear-gradient(135deg,
    rgba(255,255,255,.025) 25%,
    transparent 25%) 0 0 / 14px 14px,
    linear-gradient(315deg,
    rgba(255,255,255,.02) 25%,
    transparent 25%) 0 0 / 14px 14px;

opacity: .35;
pointer-events: none;
}

.hero:after {
content: "";
position: absolute;
width: 700px;
height: 700px;
border: 1px solid rgba(227,6,19,.08);
border-radius: 50%;
right: -200px;
top: 50%;
transform: translateY(-50%);
box-shadow:
    0 0 0 70px rgba(227,6,19,.02),
    0 0 0 140px rgba(227,6,19,.015);
}

.hero-grid {
display: grid;
grid-template-columns: 1.05fr .95fr;
gap: 50px;
align-items: center;
position: relative;
z-index: 2;
}

.hero-content {
text-align: right;
}

.eyebrow {
display: inline-flex;
align-items: center;
gap: 10px;
color: var(--red);
font-size: 13px;
font-weight: 800;
letter-spacing: 1px;
margin-bottom: 22px;
}

.eyebrow:before {
content: "";
width: 32px;
height: 2px;
background: var(--red);
}

.hero h1 {
font-family: "Montserrat", "Vazirmatn", sans-serif;
font-size: clamp(45px, 6vw, 78px);
line-height: 1.05;
font-weight: 900;
letter-spacing: -3px;
margin-bottom: 28px;
}

.hero h1 span {
color: var(--red);
display: block;
}

.hero-subtitle {
color: #c5c5c5;
font-size: 19px;
max-width: 620px;
margin-bottom: 35px;
}

.hero-buttons {
display: flex;
gap: 14px;
flex-wrap: wrap;
}

.btn {
display: inline-flex;
align-items: center;
justify-content: center;
min-height: 56px;
padding: 0 30px;
border-radius: 8px;
font-weight: 800;
font-size: 15px;
transition: .3s;
cursor: pointer;
}

.btn-primary {
background: linear-gradient(
    135deg,
    #f20b18,
    #bd000b
);
box-shadow: 0 10px 35px rgba(227,6,19,.25);
}

.btn-primary:hover {
transform: translateY(-3px);
box-shadow: 0 15px 45px rgba(227,6,19,.4);
}

.btn-outline {
border: 1px solid #444;
background: rgba(255,255,255,.02);
}

.btn-outline:hover {
border-color: var(--red);
background: rgba(227,6,19,.08);
}

.trust-row {
display: flex;
gap: 25px;
margin-top: 35px;
flex-wrap: wrap;
}

.trust-item {
display: flex;
align-items: center;
gap: 8px;
color: #999;
font-size: 12px;
}

.trust-item span {
color: var(--red);
font-size: 17px;
}

/* PRODUCT VISUAL */

.hero-product {
position: relative;
display: flex;
justify-content: center;
align-items: center;
min-height: 600px;
}

.product-glow {
position: absolute;
width: 450px;
height: 450px;
background: rgba(227,6,19,.14);
filter: blur(100px);
border-radius: 50%;
}

.bottle {
width: 280px;
position: relative;
z-index: 3;
filter:
    drop-shadow(0 30px 30px rgba(0,0,0,.8))
    drop-shadow(0 0 30px rgba(227,6,19,.12));
transform: rotate(-4deg);
transition: .5s;
}

.bottle:hover {
transform: rotate(0deg) translateY(-8px);
}

.box {
width: 210px;
position: absolute;
bottom: 70px;
left: 50px;
z-index: 2;
transform: rotate(-8deg);
filter: drop-shadow(0 25px 25px rgba(0,0,0,.7));
}

.technical-tag {
position: absolute;
top: 90px;
right: 10px;
z-index: 5;
padding: 10px 16px;
border: 1px solid rgba(255,255,255,.12);
background: rgba(10,10,10,.75);
backdrop-filter: blur(10px);
font-family: "Montserrat", sans-serif;
font-size: 11px;
color: #aaa;
}

.technical-tag strong {
display: block;
color: white;
font-size: 18px;
}

/* =========================================
SECTION HEADING
========================================= */

.section-heading {
text-align: center;
max-width: 700px;
margin: 0 auto 65px;
}

.section-heading .eyebrow {
justify-content: center;
}

.section-heading h2 {
font-size: clamp(30px, 4vw, 48px);
line-height: 1.25;
margin-bottom: 18px;
font-weight: 900;
}

.section-heading h2 span {
color: var(--red);
}

.section-heading p {
color: var(--muted);
}

/* =========================================
BENEFITS
========================================= */

.benefits {
background: #0b0b0b;
}

.benefit-grid {
display: grid;
grid-template-columns: repeat(4,1fr);
gap: 18px;
}

.benefit-card {
position: relative;
padding: 32px 25px;
background:
    linear-gradient(
        145deg,
        #171717,
        #0d0d0d
    );
border: 1px solid #272727;
border-radius: var(--radius);
overflow: hidden;
transition: .35s;
}

.benefit-card:hover {
transform: translateY(-7px);
border-color: rgba(227,6,19,.5);
}

.benefit-card:after {
content: "";
position: absolute;
width: 80px;
height: 80px;
background: var(--red);
filter: blur(70px);
opacity: .12;
top: -30px;
right: -20px;
}

.icon {
width: 54px;
height: 54px;
border-radius: 12px;
background: rgba(227,6,19,.09);
border: 1px solid rgba(227,6,19,.3);
display: flex;
align-items: center;
justify-content: center;
color: var(--red);
font-size: 25px;
margin-bottom: 22px;
}

.benefit-card h3 {
font-size: 18px;
margin-bottom: 10px;
}

.benefit-card p {
color: #999;
font-size: 13px;
}

/* =========================================
HOW IT WORKS
========================================= */

.how {
background: #101010;
}

.how-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 80px;
align-items: center;
}

.engine-visual {
min-height: 450px;
border: 1px solid #292929;
border-radius: 20px;
position: relative;
overflow: hidden;
background:
    radial-gradient(
        circle,
        rgba(227,6,19,.15),
        transparent 40%
    ),
    #080808;
}

.engine-lines {
position: absolute;
inset: 0;
background:
    linear-gradient(
        120deg,
        transparent 45%,
        rgba(227,6,19,.7) 46%,
        transparent 47%
    ),
    linear-gradient(
        30deg,
        transparent 48%,
        rgba(255,255,255,.08) 49%,
        transparent 50%
    );
opacity: .5;
}

.engine-center {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%,-50%);
width: 190px;
height: 190px;
border-radius: 50%;
border: 2px solid var(--red);
box-shadow:
    0 0 0 25px rgba(227,6,19,.04),
    0 0 0 50px rgba(227,6,19,.02);
display: flex;
align-items: center;
justify-content: center;
text-align: center;
}

.engine-center strong {
font-family: "Montserrat";
font-size: 26px;
}

.how-content h2 {
font-size: 40px;
line-height: 1.25;
margin-bottom: 25px;
}

.how-content h2 span {
color: var(--red);
}

.how-content p {
color: #aaa;
margin-bottom: 30px;
}

.process {
display: flex;
flex-direction: column;
gap: 18px;
}

.process-item {
display: flex;
gap: 18px;
align-items: flex-start;
}

.process-number {
min-width: 38px;
height: 38px;
border: 1px solid rgba(227,6,19,.5);
color: var(--red);
display: flex;
align-items: center;
justify-content: center;
border-radius: 50%;
font-family: "Montserrat";
font-weight: 800;
}

.process-item h4 {
margin-bottom: 3px;
}

.process-item p {
font-size: 13px;
margin: 0;
}

/* =========================================
TARGET
========================================= */

.target-grid {
display: grid;
grid-template-columns: repeat(2,1fr);
gap: 18px;
}

.target-card {
background: #151515;
border: 1px solid #292929;
padding: 24px;
border-radius: 12px;
display: flex;
gap: 15px;
align-items: center;
}

.check {
min-width: 30px;
height: 30px;
background: var(--red);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-weight: 900;
}

.target-card span {
color: #ddd;
}

/* =========================================
SPECS
========================================= */

.specs {
background: #080808;
}

.spec-box {
display: grid;
grid-template-columns: 1fr 1fr;
border: 1px solid #292929;
border-radius: 18px;
overflow: hidden;
}

.spec-visual {
background:
    radial-gradient(
        circle at center,
        rgba(227,6,19,.1),
        transparent 45%
    ),
    #101010;
display: flex;
justify-content: center;
align-items: center;
min-height: 500px;
}

.spec-visual img {
width: 270px;
filter: drop-shadow(0 30px 30px rgba(0,0,0,.8));
}

.spec-content {
padding: 55px;
background: #121212;
}

.spec-content h3 {
font-size: 28px;
margin-bottom: 30px;
}

.spec-row {
display: flex;
justify-content: space-between;
gap: 20px;
padding: 17px 0;
border-bottom: 1px solid #292929;
}

.spec-row span:first-child {
color: #888;
}

.spec-row span:last-child {
font-weight: 700;
}

.safety {
margin-top: 30px;
padding: 18px;
border-right: 3px solid var(--red);
background: rgba(227,6,19,.04);
color: #aaa;
font-size: 12px;
}

/* =========================================
SOCIAL PROOF
========================================= */

.reviews {
background: #101010;
}

.review-grid {
display: grid;
grid-template-columns: repeat(3,1fr);
gap: 18px;
}

.review {
padding: 30px;
background: #161616;
border: 1px solid #292929;
border-radius: 15px;
}

.stars {
color: #e30613;
letter-spacing: 3px;
margin-bottom: 18px;
}

.review p {
color: #aaa;
font-size: 14px;
margin-bottom: 25px;
}

.review-author {
font-size: 13px;
font-weight: 800;
}

.review-author small {
display: block;
color: #777;
font-weight: 400;
}

/* =========================================
FINAL CTA
========================================= */

.final-cta {
padding: 80px 0;
background:
    linear-gradient(
        135deg,
        #e30613,
        #990009
    );
position: relative;
overflow: hidden;
}

.final-cta:before {
content: "MC²";
position: absolute;
font-family: "Montserrat";
font-size: 300px;
font-weight: 900;
opacity: .06;
left: -40px;
bottom: -100px;
}

.cta-inner {
position: relative;
z-index: 2;
display: flex;
justify-content: space-between;
align-items: center;
gap: 30px;
}

.cta-inner h2 {
font-size: clamp(30px,4vw,48px);
line-height: 1.2;
margin-bottom: 10px;
}

.cta-inner p {
color: rgba(255,255,255,.8);
}

.btn-white {
background: white;
color: #111;
min-width: 210px;
}

.btn-white:hover {
transform: translateY(-3px);
box-shadow: 0 15px 35px rgba(0,0,0,.25);
}

/* =========================================
FOOTER
========================================= */

footer {
background: #050505;
padding: 45px 0;
}

.footer-inner {
display: flex;
justify-content: space-between;
align-items: center;
gap: 20px;
}

.footer-copy {
color: #666;
font-size: 12px;
}

.footer-links {
display: flex;
gap: 22px;
color: #777;
font-size: 12px;
}

.footer-links a:hover {
color: white;
}

/* =========================================
FLOATING CONTACT
========================================= */

.floating-contact {
position: fixed;
right: 20px;
bottom: 20px;
z-index: 1000;
display: flex;
flex-direction: column;
gap: 10px;
}

.float-btn {
width: 53px;
height: 53px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
color: white;
font-size: 21px;
font-weight: 800;
box-shadow: 0 8px 25px rgba(0,0,0,.5);
transition: .3s;
}

.float-btn:hover {
transform: scale(1.1);
}

.phone {
background: #222;
border: 1px solid #444;
}

.whatsapp {
background: #25D366;
}

.bale {
background: var(--red);
}

/* =========================================
RESPONSIVE
========================================= */

@media (max-width: 950px) {

.nav-links {
    display: none;
}

.hero {
    min-height: auto;
    padding: 140px 0 80px;
}

.hero-grid,
.how-grid,
.spec-box {
    grid-template-columns: 1fr;
}

.hero-content {
    text-align: center;
}

.eyebrow {
    justify-content: center;
}

.hero-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons,
.trust-row {
    justify-content: center;
}

.hero-product {
    min-height: 500px;
}

.benefit-grid {
    grid-template-columns: repeat(2,1fr);
}

.review-grid {
    grid-template-columns: 1fr;
}

.spec-visual {
    min-height: 350px;
}

.cta-inner {
    flex-direction: column;
    text-align: center;
}
}

@media (max-width: 600px) {

.container {
    width: min(100% - 28px, 1180px);
}

.section {
    padding: 75px 0;
}

.hero h1 {
    font-size: 44px;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: 16px;
}

.hero-product {
    min-height: 420px;
}

.bottle {
    width: 220px;
}

.box {
    width: 150px;
    left: 10px;
    bottom: 40px;
}

.technical-tag {
    right: 0;
    top: 50px;
}

.benefit-grid,
.target-grid {
    grid-template-columns: 1fr;
}

.spec-content {
    padding: 30px 22px;
}

.footer-inner {
    flex-direction: column;
    text-align: center;
}

.floating-contact {
    right: 12px;
    bottom: 12px;
}

.float-btn {
    width: 48px;
    height: 48px;
}
}

/* دکمه ثابت ثبت سفارش پایین صفحه */
.fixed-order-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    padding: 12px 16px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
    display: flex;
    justify-content: center;
    pointer-events: none; /* فقط دکمه قابل کلیک باشه */
}

.fixed-order-btn {
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #e11d48, #be123c);
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 8px 25px rgba(225, 29, 72, 0.45);
    transition: all 0.25s ease;
    min-width: 220px;
}

.fixed-order-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(225, 29, 72, 0.55);
    background: linear-gradient(135deg, #be123c, #9f1239);
}

/* فاصله اضافه برای اینکه محتوا زیر دکمه نره */
body {
    padding-bottom: 90px;
}

/* روی موبایل کمی بزرگ‌تر و راحت‌تر */
@media (max-width: 640px) {
    .fixed-order-btn {
        width: 100%;
        max-width: 340px;
        font-size: 15px;
        padding: 15px 20px;
    }
}