/* ============================================================
   BASE.CSS - Global Styles
   Shared across all pages
   ============================================================ */

/* ============================================================
   RESET & VARIABLES
   ============================================================ */

:root {
    /* ----- Colors ----- */
    --primary: #c0392b;
    --primary-dark: #a93226;
    --primary-light: #e74c3c;
    --primary-glow: rgba(192, 57, 43, 0.4);
    --primary-glow-light: rgba(231, 76, 60, 0.15);
    
    --bg-dark: #0a0a0a;
    --bg-secondary: #0d0d0d;
    --bg-card: rgba(20, 20, 20, 0.85);
    --bg-card-hover: rgba(30, 30, 30, 0.9);
    
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --text-muted: #666;
    --text-dark: #888;
    
    --border-color: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(231, 76, 60, 0.2);
    
    /* ----- Status Colors ----- */
    --status-online: #2ecc71;
    --status-offline: #e74c3c;
    --status-starting: #f39c12;
    
    /* ----- Shadows ----- */
    --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(192, 57, 43, 0.15);
    --shadow-btn: 0 8px 30px rgba(192, 57, 43, 0.4);
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.3);
    
    /* ----- Fonts ----- */
    --font-fa: 'Vazirmatn', 'IRANSans', 'Tahoma', sans-serif;
    --font-en: 'Inter', 'Segoe UI', sans-serif;
    --font-en-display: 'Space Grotesk', 'Inter', sans-serif;
    
    /* ----- Transitions ----- */
    --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 0.2s ease;
    --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    
    /* ----- Radius ----- */
    --radius-card: 20px;
    --radius-btn: 50px;
    --radius-sm: 8px;
    
    /* ----- Sizes ----- */
    --navbar-height: 70px;
    --container-width: 1200px;
    
    /* ----- Z-index ----- */
    --z-navbar: 1000;
    --z-dropdown: 1100;
    --z-modal: 1200;
    --z-skip-link: 9999;
}

/* ============================================================
   RESET
   ============================================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-fa);
    background: var(--bg-dark);
    color: var(--text-primary);
    direction: rtl;
    text-align: right;
    line-height: 1.8;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background var(--transition-smooth);
}

body.ltr {
    direction: ltr;
    text-align: left;
    font-family: var(--font-en);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */

main {
    flex: 1;
    padding-top: var(--navbar-height);
}

/* ============================================================
   TYPOGRAPHY & ELEMENTS
   ============================================================ */

/* ----- Links ----- */
a {
    color: inherit;
    text-decoration: none;
    transition: all var(--transition-smooth);
}

a:hover {
    color: var(--primary-light);
}

/* ----- Images ----- */
img {
    display: block;
    max-width: 100%;
    height: auto;
}

/* ----- Buttons ----- */
button {
    font: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-smooth);
}

/* ----- Lists ----- */
ul,
ol {
    list-style: none;
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */

/* ----- Container ----- */
.container {
    width: min(var(--container-width), calc(100% - 2rem));
    margin-inline: auto;
    padding-inline: 1rem;
}

/* ----- Text Direction ----- */
.ltr-force {
    direction: ltr;
    unicode-bidi: embed;
    display: inline-block;
}

/* ----- Text Alignment ----- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

/* ----- Flexbox ----- */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-column { display: flex; flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }

/* ----- Gap ----- */
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 2rem; }
.gap-4 { gap: 3rem; }

/* ============================================================
   SCROLLBAR
   ============================================================ */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
    transition: all var(--transition-smooth);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-dark);
}

/* ============================================================
   SKIP LINK (Accessibility)
   ============================================================ */

.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    padding: 0.8rem 2rem;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    z-index: var(--z-skip-link);
    text-decoration: none;
    font-weight: 600;
    transition: top var(--transition-smooth);
}

.skip-link:focus {
    top: 0;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--navbar-height);
    z-index: var(--z-navbar);
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: var(--container-width);
    height: 100%;
    margin: 0 auto;
    padding-inline: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ----- Logo ----- */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-en-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    flex-shrink: 0;
    transition: all var(--transition-smooth);
}

.nav-logo i {
    color: var(--primary-light);
    font-size: 1.8rem;
    transition: all var(--transition-smooth);
}

.nav-logo:hover i {
    transform: rotate(15deg) scale(1.1);
}

.nav-logo span {
    background: linear-gradient(135deg, #ff3838, var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    direction: ltr;
    display: inline-block;
    transition: all var(--transition-smooth);
}

/* ----- Navigation Links ----- */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
}

.nav-links li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-btn);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-smooth);
    white-space: nowrap;
    text-decoration: none;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--primary-light);
    border-radius: 2px;
    transition: all var(--transition-smooth);
}

.nav-links li a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-links li a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-1px);
}

.nav-links li a.active {
    color: var(--primary-light);
    background: var(--primary-glow-light);
}

.nav-links li a.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* ----- CTA Button ----- */
.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 20px var(--primary-glow);
    transition: all var(--transition-smooth);
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px var(--primary-glow);
    color: #fff !important;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.nav-cta.active {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    box-shadow: 0 4px 25px var(--primary-glow);
}

/* ----- Mobile Toggle ----- */
.menu-toggle {
    display: none;
    color: var(--text-primary);
    font-size: 1.3rem;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
}

.menu-toggle:hover {
    color: var(--primary-light);
    transform: rotate(90deg);
}

.menu-toggle-text {
    font-size: 0.85rem;
    font-weight: 500;
}

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

.footer {
    background: #060606;
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem 1.5rem;
    margin-top: auto;
    transition: all var(--transition-smooth);
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2.5rem;
    transition: all var(--transition-smooth);
}

.footer-col {
    transition: all var(--transition-smooth);
}

.footer-col h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    transition: color var(--transition-smooth);
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.8;
    max-width: 300px;
    transition: color var(--transition-smooth);
}

.footer-col ul li {
    margin-bottom: 0.6rem;
}

.footer-col ul li a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-smooth);
    display: inline-block;
    position: relative;
}

.footer-col ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 0;
    width: 0;
    height: 1px;
    background: var(--primary-light);
    transition: width var(--transition-smooth);
}

.footer-col ul li a:hover {
    color: var(--primary-light);
    transform: translateX(-4px);
}

.footer-col ul li a:hover::after {
    width: 100%;
}

/* ----- Server Info ----- */
.footer-ip {
    font-family: var(--font-en-display);
    color: var(--primary-light);
    background: var(--primary-glow-light);
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    direction: ltr;
    display: inline-block;
    transition: all var(--transition-smooth);
}

.footer-ip:hover {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}

.status-online {
    color: var(--status-online);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.status-online::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--status-online);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(0.8);
    }
}

/* ----- Social Links ----- */
.footer-social {
    display: flex;
    gap: 0.8rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.footer-social a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary);
    border-radius: 50%;
    transform: scale(0);
    transition: transform var(--transition-smooth);
}

.footer-social a:hover {
    color: #fff;
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.footer-social a:hover::before {
    transform: scale(1);
}

.footer-social a i {
    position: relative;
    z-index: 1;
    transition: all var(--transition-smooth);
}

/* ----- Footer Bottom ----- */
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    text-align: center;
    transition: all var(--transition-smooth);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: color var(--transition-smooth);
}

.footer-bottom span {
    color: var(--primary-light);
    font-weight: 600;
    transition: color var(--transition-smooth);
}

.footer-disclaimer {
    color: #555;
    font-size: 0.75rem !important;
}

/* ============================================================
   GLOBAL ANIMATIONS
   ============================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(35px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ----- Utility Animation Classes ----- */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.scale-in {
    opacity: 0;
    animation: scaleIn 0.6s ease forwards;
}

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

/* ----- Tablet ----- */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        gap: 0.4rem;
    }

    .nav-links {
        position: absolute;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        gap: 0.3rem;
        padding: 1rem 2rem;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-smooth);
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        max-height: 400px;
        overflow-y: auto;
    }

    .nav-links li a {
        padding: 0.8rem 1rem;
        justify-content: center;
        font-size: 1rem;
    }

    .nav-links li a::after {
        display: none;
    }

    .nav-container {
        padding-inline: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-col p {
        max-width: 100%;
        margin: 0 auto;
    }

    .footer-social {
        justify-content: center;
    }
}

/* ----- Mobile ----- */
@media (max-width: 480px) {
    .nav-logo {
        font-size: 1.2rem;
    }
    
    .nav-logo i {
        font-size: 1.4rem;
    }
    
    .menu-toggle-text {
        display: none;
    }
    
    .footer {
        padding: 1.5rem 1rem 1rem;
    }
    
    .footer-grid {
        gap: 1.5rem;
    }
}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */

/* ----- Reduced Motion ----- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ----- Focus States ----- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--primary-light);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ----- Selection ----- */
::selection {
    background: var(--primary);
    color: #fff;
}

::-moz-selection {
    background: var(--primary);
    color: #fff;
}

/* ----- High Contrast ----- */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #ffffff;
        --text-secondary: #dddddd;
        --border-color: rgba(255, 255, 255, 0.2);
    }
    
    .nav-links li a {
        border: 1px solid transparent;
    }
    
    .nav-links li a:hover {
        border-color: var(--primary-light);
    }
}

/* ----- Print ----- */
@media print {
    .navbar,
    .footer {
        display: none;
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    main {
        padding-top: 0;
    }
}