/* D:\anjirweb.ir\public\css\main.css */
:root {
    /* Colors */
    --primary: #6851f1;
    --primary-hover: #5540d1;
    --bg-dark: #0d0d12;
    --text-main: #ffffff;
    --error-color: #ff4444;
    
    /* Glass & Shadows */
    --glass-bg: rgba(30, 30, 40, 0.4);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-border-hover: rgba(104, 81, 241, 0.3);
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    
    /* Typography (Variable Font Settings) */
    --font-base: 'IRANSansXV', sans-serif;
    --fw-light: "wght" 300, "dots" 4;
    --fw-normal: "wght" 400, "dots" 4;
    --fw-bold: "wght" 700, "dots" 4;
    --fw-black: "wght" 900, "dots" 4;

    /* Sizes & Spacing */
    --radius-sm: 8px;
    --radius-md: 16px;
    --spacing-md: 20px;
    --spacing-lg: 40px;
}

@font-face {
    font-family: 'IRANSansXV';
    src: url('../fonts/IRANSansXV.woff') format('woff');
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-base);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    font-variation-settings: var(--fw-normal);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6, strong, b {
    font-variation-settings: var(--fw-bold);
}

.num-style {
    -moz-font-feature-settings: "ss03";
    -webkit-font-feature-settings: "ss03";
    font-feature-settings: "ss03";
}

.ltr-input {
    direction: ltr;
    text-align: left;
}

/* حل مشکل پلیس‌هولدر فیلدهای انگلیسی */
.ltr-input::placeholder {
    direction: rtl;
    text-align: right;
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    padding: 20px;
}

main {
    flex: 1;
    padding: 120px var(--spacing-md) var(--spacing-md) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary);
    font-variation-settings: var(--fw-black);
    font-size: 2rem;
}

.theme-icon {
    filter: brightness(0) saturate(100%) invert(35%) sepia(50%) saturate(6144%) hue-rotate(243deg) brightness(98%) contrast(93%);
}

.icon-sm { width: 45px; height: 45px; margin: 0 auto; }
.icon-md { width: 90px; height: 90px; margin: 0 auto; }

.error-msg {
    color: var(--error-color);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

/* --- Footer --- */
.main-footer {
    text-align: center;
    padding: var(--spacing-md);
    margin-top: auto;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border-bottom: none;
    font-variation-settings: var(--fw-light);
}

/* --- Responsive (Mobile View) --- */
@media (max-width: 768px) {
    main {
        padding-top: 150px;
    }
    
    .main-header {
        flex-direction: column;
        padding: 15px;
        gap: 15px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}