:root {
    --primary-red: #D32F2F;
    --accent-orange: #FF6F00;
    --dark-black: #1a1a1a;
    --pure-white: #ffffff;
    --light-gray: #f5f5f5;
    --dark-gray: #333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Vazirmatn', sans-serif;
}

body {
    background-color: var(--pure-white);
    color: var(--dark-black);
    line-height: 1.6;
    direction: rtl;
}

/* --- دکمه‌ها --- */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary-red);
    color: var(--pure-white);
}

.btn-primary:hover {
    background-color: var(--accent-orange);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 111, 0, 0.4);
}

.btn-outline {
    border: 2px solid var(--primary-red);
    color: var(--primary-red);
    background: transparent;
    padding: 8px 20px;
}

.btn-outline:hover {
    background: var(--primary-red);
    color: white;
}

/* --- هدر --- */
header {
    background-color: var(--dark-black);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-orange);
    border: 2px solid var(--primary-red);
    padding: 5px 15px;
    border-radius: 5px;
}

nav ul { display: flex; list-style: none; align-items: center; }
nav ul li { margin: 0 15px; }
nav ul li a { color: var(--pure-white); text-decoration: none; transition: 0.3s; }
nav ul li a:hover { color: var(--primary-red); }

/* --- استایل فرم‌های لاگین (Auth Pages) --- */
.auth-container {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
}

.auth-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 15px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    border-top: 5px solid var(--primary-red);
}

.auth-box h2 { color: var(--dark-black); margin-bottom: 20px; }
.auth-box p { font-size: 0.9rem; color: #666; margin-bottom: 20px; }

.input-group { margin-bottom: 15px; text-align: right; }
.input-group label { display: block; margin-bottom: 5px; font-size: 0.9rem; font-weight: bold; }
.input-group input { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 5px; font-family: 'Vazirmatn'; }
.input-group input:focus { border-color: var(--accent-orange); outline: none; }

.auth-links { margin-top: 20px; font-size: 0.9rem; display: flex; justify-content: space-between; }
.auth-links a { color: var(--dark-gray); text-decoration: none; }
.auth-links a:hover { color: var(--primary-red); text-decoration: underline; }

/* برای صفحات دیگر (مثل خانه) */
.hero { height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; color: white; background: #333; padding-top: 80px; }


/* --- کدهای قبلی را نگه دارید و این‌ها را اضافه یا بررسی کنید --- */

/* عمومی برای سکشن‌ها */
section {
    padding: 80px 10%;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 50px;
    color: var(--dark-black);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-orange);
    margin: 10px auto 0;
    border-radius: 2px;
}

/* --- محصولات --- */
.products {
    background-color: var(--light-gray);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.card {
    background: var(--pure-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
    border-bottom: 3px solid transparent;
}

.card:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--primary-red);
}

.card-header {
    background-color: var(--dark-black);
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.card-body { padding: 20px; text-align: center; }
.card-body h3 { color: var(--primary-red); margin-bottom: 10px; }

/* --- درباره ما (جدید) --- */
.about-section {
    display: flex;
    align-items: center;
    gap: 50px;
    background: var(--pure-white);
}

.about-text { flex: 1; }
.about-text h3 { font-size: 1.8rem; margin-bottom: 20px; color: var(--dark-black); }
.about-text p { margin-bottom: 15px; text-align: justify; color: #555; }

.about-image {
    flex: 1;
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: -10px 10px 0 var(--accent-orange); /* افکت جذاب */
}

/* --- تماس با ما (آپدیت شده) --- */
.contact-section {
    background-color: var(--dark-black);
    color: var(--pure-white);
    display: grid;
    grid-template-columns: 1fr 1fr; /* دو ستون: فرم و اطلاعات */
    gap: 50px;
}

.contact-info h3 { color: var(--accent-orange); margin-bottom: 20px; font-size: 1.5rem; }
.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-red);
    margin-left: 15px;
    margin-top: 5px;
}

.info-item p { margin: 0; color: #ccc; }
.info-item strong { color: var(--pure-white); display: block; margin-bottom: 5px; }

.contact-form { display: flex; flex-direction: column; gap: 15px; }
.contact-form input, .contact-form textarea {
    padding: 15px;
    border-radius: 5px;
    border: none;
    font-family: 'Vazirmatn';
    background: rgba(255,255,255,0.1);
    color: white;
    border: 1px solid rgba(255,255,255,0.2);
}
.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-orange);
    background: rgba(255,255,255,0.2);
}

/* --- فوتر --- */
footer {
    background: #000;
    color: #888;
    text-align: center;
    padding: 20px;
    border-top: 3px solid var(--primary-red);
}

/* واکنش‌گرا (موبایل) */
@media (max-width: 768px) {
    .about-section { flex-direction: column; }
    .contact-section { grid-template-columns: 1fr; }
    header { flex-direction: column; gap: 10px; }
    nav ul { gap: 10px; font-size: 0.9rem; }
}