:root {
    /* رنگ‌های اصلی */
    --color-gold-primary: #5A080C;
    --gold-primary: #5A080C;
    --color-gold-secondary: #3D0508;
    --color-gold-accent: #8B1820;
    --color-white-bg: #ffffff;
    --color-cream: #faf8f5;
    --color-beige: #f5f0e8;
    --color-text-dark: #e8e8e8;
    --color-text-light: rgba(255, 255, 255, 0.7);
    --color-card-bg: rgba(20, 20, 20, 0.92);
    --color-form-bg: rgba(25, 25, 25, 0.95);
    --color-form-bg-focus: rgba(30, 30, 30, 0.98);
    --color-placeholder: rgba(255, 255, 255, 0.45);

    /* گرادیانت‌ها */
    --gradient-gold-glow: rgba(90, 8, 12, 0.15);
    --gradient-shine: rgba(90, 8, 12, 0.25);
    --gradient-overlay-left: rgba(255, 255, 255, 0.95);
    --gradient-overlay-right: rgba(250, 248, 245, 0.9);
    --gradient-bg: linear-gradient(135deg, #ffffff 0%, #faf8f5 50%, #f5f0e8 100%);
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(250, 248, 245, 0.95));

    /* شعاع‌ها */
    --radius-sm: 12px;
    --radius-md: 1.5rem;
    --radius-lg: 50px;

    /* فاصله‌ها */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* ارتفاع‌ها */
    --height-logo: 50px;
    --height-line: 3px;
    --height-social-icon: 45px;
    --height-map-desktop: 400px;
    --height-map-mobile: 300px;
    --height-bg-desktop: 30dvh;
    --height-bg-mobile: 40dvh;

    /* سایه‌ها */
    --shadow-gold-sm: 0 2px 10px rgba(90, 8, 12, 0.2);
    --shadow-gold-md: 0 4px 15px rgba(90, 8, 12, 0.25);
    --shadow-gold-lg: 0 15px 35px rgba(90, 8, 12, 0.2);
    --shadow-card: 0 10px 30px rgba(90, 8, 12, 0.15);
    --shadow-card-hover: 0 15px 40px rgba(90, 8, 12, 0.25);
    --shadow-map: 0 10px 30px rgba(90, 8, 12, 0.2);
    --shadow-social-hover: 0 8px 15px rgba(90, 8, 12, 0.3);
    --shadow-text: 2px 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-inset: inset 0 2px 4px rgba(90, 8, 12, 0.1);

    /* انتقال‌ها */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
    --transition-shine: 0.6s;

    /* مرزها */
    --border-gold: 2px solid rgba(90, 8, 12, 0.2);
    --border-gold-strong: 2px solid var(--color-gold-primary);
    --border-form: 2px solid rgba(90, 8, 12, 0.45);
    --border-form-focus: 2px solid var(--color-gold-primary);

    /* انیمیشن‌ها */
    --anim-nebula-duration: 20s;
    --anim-twinkle-duration: 3s;
    --anim-shine-duration: 3s;
    --anim-fadein-duration: 0.8s;
    --anim-lazy-duration: 0.6s;
   
    --img-baner: url('../img/addf886146044266f847a661a4e85490\ 1.png');
}

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

body {
    font-family: 'MainFont', 'Vazirmatn', sans-serif;
    background: #000000;
    color: #e8e8e8;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    max-width: 100%;
}

/* پترن پس‌زمینه */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(90, 8, 12, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(90, 8, 12, 0.06) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

/* خط طلایی */
.golden-line,
.footer-line {
    height: var(--height-line);
    background: linear-gradient(90deg, transparent, var(--color-gold-primary), transparent);
    background-size: 200% 100%;
    animation: shineLine var(--anim-shine-duration) linear infinite;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 2px 10px var(--gradient-gold-glow);
}

@keyframes shineLine {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* لوگو */
.logo img {
    height: var(--height-logo);
    filter: drop-shadow(0 2px 8px rgba(90, 8, 12, 0.3));
    transition: transform var(--transition-fast);
}

.logo img:hover {
    transform: scale(1.1) rotate(3deg);
}

/* لینک‌های منو */
.nav-link {
    color: var(--color-text-dark) !important;
    font-weight: 600;
    position: relative;
    transition: all var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--color-gold-primary);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-gold-primary) !important;
}

/* دکمه‌های احراز هویت */
.btn-auth {
    background: var(--color-white-bg);
    border: var(--border-gold-strong);
    color: var(--color-gold-primary);
    font-weight: 600;
    padding: var(--spacing-xs) 1.2rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-gold-sm);
}

.btn-auth::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--gradient-shine), transparent);
    transition: var(--transition-shine);
}

.btn-auth:hover::before {
    left: 100%;
}

.btn-auth:hover {
    background: var(--color-gold-primary);
    color: var(--color-white-bg);
    box-shadow: var(--shadow-gold-md);
    transform: translateY(-2px);
}

/* کارت شیشه‌ای */
.glass-card {
    background: rgba(20, 20, 20, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(90, 8, 12, 0.35);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(90, 8, 12, 0.08), rgba(0, 0, 0, 0.2));
    opacity: 0;
    transition: opacity var(--transition-medium);
    pointer-events: none;
}

.glass-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(90, 8, 12, 0.1), transparent);
    transform: rotate(45deg);
    transition: all var(--transition-slow);
    pointer-events: none;
}

.glass-card:hover::before {
    opacity: 1;
}

.glass-card:hover::after {
    right: 100%;
}

.glass-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-gold-primary);
}

/* انیمیشن Fade In Up */
@keyframes fadeInUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.animate-fadeInUp {
    animation: fadeInUp var(--anim-fadein-duration) ease-out forwards;
}

/* فرم‌ها */
.form-control,
.form-select,
.glass-card .form-control,
.glass-card .form-select {
    background: rgba(18, 18, 18, 0.95) !important;
    border: 2px solid rgba(90, 8, 12, 0.5) !important;
    color: #ffffff !important;
    border-radius: var(--radius-sm);
    padding: 0.85rem var(--spacing-md);
    transition: all var(--transition-fast);
    font-weight: 500;
    min-height: 48px;
}

.form-control:focus,
.form-select:focus {
    background: rgba(25, 25, 25, 0.98) !important;
    border-color: var(--color-gold-primary) !important;
    box-shadow: 0 0 0 0.25rem rgba(90, 8, 12, 0.2) !important;
    color: #ffffff !important;
    outline: none;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
    opacity: 1;
}

.form-select {
    color: #ffffff !important;
}

.form-select option {
    background: #1a1a1a;
    color: #ffffff;
}

.glass-card h3,
.glass-card h5 {
    color: var(--color-gold-primary) !important;
}

.glass-card p,
.glass-card .text-secondary,
.glass-card small {
    color: rgba(255, 255, 255, 0.75) !important;
}

.glass-card a {
    color: #f0b4b8 !important;
}

/* دکمه ارسال */
.btn-submit {
    background: var(--color-gold-primary);
    color: var(--color-white-bg);
    font-weight: 700;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: none;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-medium);
    box-shadow: var(--shadow-gold-md);
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-submit:hover::before {
    width: 300px;
    height: 300px;
}

.btn-submit:hover {
    background: var(--color-gold-secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
}

.btn-submit i {
    margin-left: 0.5rem;
}

@media (max-width: 991.98px) {
    .contact-page-main,
    .contact-page-main .row {
        max-width: 100%;
        overflow-x: clip;
    }
}

.map-container {
    height: var(--height-map-desktop);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: var(--border-gold);
    box-shadow: var(--shadow-map);
    transition: all var(--transition-medium);
}

.map-container iframe {
    width: 100%;
    max-width: 100%;
    border: 0;
}

.map-container:hover {
    box-shadow: var(--shadow-card-hover);
    transform: scale(1.01);
}

/* فوتر */
footer {
    background: linear-gradient(to top, var(--color-beige), var(--color-cream));
    position: relative;
    overflow: hidden;
    border-top: 3px solid var(--color-gold-primary);
}

/* آیکون‌های اجتماعی */
.social-icon {
    width: var(--height-social-icon);
    height: var(--height-social-icon);
    background: var(--color-white-bg);
    border: var(--border-gold-strong);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    color: var(--color-gold-primary);
    font-size: 1.2rem;
    box-shadow: var(--shadow-gold-sm);
}

.social-icon:hover {
    background: var(--color-gold-primary);
    color: var(--color-white-bg);
    transform: translateY(-5px) rotate(10deg);
    box-shadow: var(--shadow-social-hover);
}

/* بارگذاری تنبل تصاویر */
img.lazy {
    opacity: 0;
    transition: opacity var(--anim-lazy-duration) ease;
}

img.lazy.loaded {
    opacity: 1;
}

/* هیرو تماس با ما */
.contact-hero {
    min-height: 35vh;
    background: linear-gradient(180deg, #0a0a0a 0%, #000000 100%);
    display: flex;
    align-items: center;
    position: relative;
    border-bottom: 1px solid rgba(90, 8, 12, 0.35);
    margin-top: 0;
    padding: 3rem 0;
}

.contact-hero .hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: #5A080C;
    text-shadow: 0 0 20px rgba(90, 8, 12, 0.4);
    margin-bottom: 1rem;
}

.contact-hero .hero-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* تصویر پس‌زمینه (legacy) */
.bg-img {
    position: relative;
    height: var(--height-bg-desktop);
    min-height: 300px;
    background-color: var(--color-cream);
    background-image:
        linear-gradient(to left, var(--gradient-overlay-left), var(--gradient-overlay-right) 50%, transparent),
        var(--img-baner);
    background-repeat: no-repeat;
    background-position: right center;
    overflow: hidden;
    isolation: isolate;
    border-bottom: 3px solid var(--color-gold-primary);
}

.bg-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(90, 8, 12, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(90, 8, 12, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

/* استایل‌های متنی */
.display-4 {
    text-shadow: var(--shadow-text);
    background: linear-gradient(135deg, var(--color-gold-secondary), var(--color-gold-primary), var(--color-gold-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lead {
    color: var(--color-text-light);
    font-weight: 500;
}

.text-secondary {
    color: var(--color-text-light) !important;
}

h3, h5 {
    color: var(--color-text-dark);
}

/* لینک‌ها */
a {
    text-decoration: none;
    color: var(--color-gold-primary);
    transition: all var(--transition-fast);
}

a:hover {
    color: var(--color-gold-secondary);
    text-decoration: underline;
}

/* آیکون‌ها */
.bi {
    transition: transform var(--transition-fast);
}

.glass-card:hover .bi {
    transform: scale(1.1);
}

/* کارت اطلاعات تماس */
.d-flex.align-items-start {
    transition: all var(--transition-fast);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.d-flex.align-items-start:hover {
    background: rgba(90, 8, 12, 0.05);
    transform: translateX(-5px);
}

/* افکت درخشش */
@keyframes sparkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.glass-card::after {
    animation: sparkle 3s infinite;
}

/* Responsive */
@media (max-width: 768px) {
    .glass-card {
        padding: var(--spacing-lg);
    }

    .map-container {
        height: var(--height-map-mobile);
    }

    .bg-img {
        background-size: 70% auto;
        background-position: center;
        height: var(--height-bg-mobile);
    }
    
    .display-4 {
        font-size: 2rem !important;
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .glass-card {
        padding: var(--spacing-md);
    }
    
    .btn-submit {
        padding: var(--spacing-sm) var(--spacing-lg);
    }
}

/* بهبود دسترسی */
.form-control:focus,
.form-select:focus,
.btn-submit:focus {
    outline: 2px solid var(--color-gold-primary);
    outline-offset: 2px;
}

/* افکت‌های اضافی */
.rounded-4 {
    border-radius: var(--radius-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-card-hover) !important;
}

/* انیمیشن برای عناصر فرم */
.form-control,
.form-select {
    transform-origin: center;
}

.form-control:focus,
.form-select:focus {
    animation: formPulse 0.3s ease;
}

@keyframes formPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.01);
    }
    100% {
        transform: scale(1);
    }
}

/* استایل برای iframe نقشه */
.map-container iframe {
    filter: grayscale(20%) contrast(1.1);
    transition: filter var(--transition-medium);
}

.map-container:hover iframe {
    filter: grayscale(0%) contrast(1);
}

/* دکمه‌های فرم */
button[type="submit"] {
    cursor: pointer;
    position: relative;
    z-index: 1;
}

/* تزئینات اضافی */
.glass-card h3::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-gold-primary);
    margin-top: 0.5rem;
    border-radius: 2px;
    box-shadow: 0 2px 5px var(--gradient-gold-glow);
}

/* افکت hover برای بخش‌های اطلاعات */
.d-flex.align-items-start .bi {
    filter: drop-shadow(0 2px 4px rgba(90, 8, 12, 0.3));
}