/* ۱. بارگذاری فونت پِیدا به صورت کاملاً لوکال */
@font-face {
    font-family: 'peyda';
    src: url('fonts/PeydaWeb-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'peyda';
    src: url('fonts/PeydaWeb-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'peyda';
    src: url('fonts/PeydaWeb-Black.woff2') format('woff2');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

/* ۲. تنظیم فونت اصلی بدنه سایت */
body { 
    font-family: 'peyda', sans-serif; 
}

/* ۳. رنگهای هویت بصری سرو */
.text-sarvGreen { color: #044a42; }
.text-sarvGold { color: #e3a817; }
.text-sarvDark { color: #022c27; }

.bg-sarvGreen { background-color: #044a42; }
.bg-sarvGold { background-color: #e3a817; }
.bg-sarvDark { background-color: #022c27; }

.border-sarvGold { border-color: #e3a817; }

.bg-sarvGold\/20 { background-color: rgba(227, 168, 23, 0.2); }
.border-sarvGold\/30 { border-color: rgba(227, 168, 23, 0.3); }
.bg-sarvGreen\/10 { background-color: rgba(4, 74, 66, 0.1); }

/* سایههای اختصاصی */
.shadow-sarvGreen\/20 {
    --tw-shadow-color: rgba(4, 74, 66, 0.2);
    --tw-shadow: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -1px var(--tw-shadow-color);
    box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}
.shadow-sarvGold\/20 {
    --tw-shadow-color: rgba(227, 168, 23, 0.2);
    --tw-shadow: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -1px var(--tw-shadow-color);
    box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}

/* ۴. افکتهای هاور */
.hover\:text-sarvGreen:hover { color: #044a42; }
.hover\:text-sarvDark:hover { color: #022c27; }
.hover\:bg-sarvGold:hover { background-color: #e3a817; }
.hover\:bg-sarvGreen\/5:hover { background-color: rgba(4, 74, 66, 0.05); }

/* ۵. گرادینت هدر */
.brand-gradient {
    background: linear-gradient(135deg, #044a42 0%, #022c27 100%);
}

/* ۶. انیمیشنهای مشترک */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes spin {
    to { transform: rotate(360deg); }
}

.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.animate-fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animation-delay-200 { animation-delay: 200ms; }
.animation-delay-400 { animation-delay: 400ms; }

/* ۷. RTL Utilities */
[dir="rtl"] .ms-auto { margin-left: auto; }
[dir="rtl"] .me-auto { margin-right: auto; }
[dir="rtl"] .ms-4 { margin-left: 1rem; }
[dir="rtl"] .me-4 { margin-right: 1rem; }
[dir="rtl"] .ps-4 { padding-left: 1rem; }
[dir="rtl"] .pe-4 { padding-right: 1rem; }
[dir="rtl"] .text-start { text-align: right; }
[dir="rtl"] .text-end { text-align: left; }
[dir="rtl"] .start-0 { left: 0; right: auto; }
[dir="rtl"] .end-0 { right: 0; left: auto; }
[dir="rtl"] .start-4 { left: 1rem; right: auto; }
[dir="rtl"] .end-4 { right: 1rem; left: auto; }
[dir="rtl"] .translate-x-full { transform: translateX(100%); }
[dir="rtl"] .-translate-x-1\/2 { transform: translateX(-50%); }
[dir="rtl"] .left-auto { left: auto; }
[dir="rtl"] .right-auto { right: auto; }

/* ۸. Preloader */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: linear-gradient(135deg, #044a42 0%, #022c27 100%);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.preloader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(227, 168, 23, 0.2);
    border-top-color: #e3a817;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.preloader-text {
    color: #e3a817;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* ۹. Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 50;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: #044a42;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(4, 74, 66, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    background-color: #e3a817;
    color: #022c27;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(227, 168, 23, 0.3);
}
[dir="rtl"] .back-to-top {
    left: auto;
    right: 2rem;
}

/* ۱۰. Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    bottom: 5.5rem;
    left: 2rem;
    z-index: 50;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: #044a42;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(4, 74, 66, 0.3);
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}
.dark-mode-toggle:hover {
    background-color: #e3a817;
    color: #022c27;
    transform: translateY(-2px);
}
[dir="rtl"] .dark-mode-toggle {
    left: auto;
    right: 2rem;
}

/* ۱۱. Dark Mode Overrides */
.dark body,
.dark {
    background-color: #111827;
    color: #e5e7eb;
}
.dark .bg-white { background-color: #1f2937; }
.dark .bg-gray-50 { background-color: #111827; }
.dark .bg-gray-100 { background-color: #1f2937; }
.dark .text-gray-800 { color: #f3f4f6; }
.dark .text-gray-600 { color: #d1d5db; }
.dark .text-gray-700 { color: #d1d5db; }
.dark .text-gray-500 { color: #9ca3af; }
.dark .text-gray-400 { color: #9ca3af; }
.dark .text-gray-300 { color: #d1d5db; }
.dark .border-gray-100 { border-color: #374151; }
.dark .border-gray-200\/60 { border-color: rgba(55, 65, 81, 0.6); }
.dark .shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.3); }
.dark .bg-sarvDark { background-color: #011a16; }
.dark .hover\:bg-sarvGreen\/5:hover { background-color: rgba(4, 74, 66, 0.15); }
.dark .bg-black\/50 { background-color: rgba(0, 0, 0, 0.7); }
.dark .bg-white\/5 { background-color: rgba(255,255,255,0.05); }
.dark .bg-white\/10 { background-color: rgba(255,255,255,0.1); }
.dark .text-sarvGreen { color: #34d399; }
.dark .text-sarvDark { color: #e5e7eb; }
.dark .border-t { border-color: #374151; }
.dark .border-dashed { border-color: #4b5563; }
.dark .preloader { background: #111827; }

/* ۱۲. 404 Error Page */
.error-code {
    font-size: 10rem;
    font-weight: 900;
    background: linear-gradient(135deg, #e3a817, #044a42);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    animation: pulse-glow 2s infinite;
    border-radius: 1rem;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(227, 168, 23, 0.4); }
    50% { box-shadow: 0 0 0 20px rgba(227, 168, 23, 0); }
}