﻿@import url('../fonts/font.css');

:root {
    --text-color: #ffffff;
    --bg-color: #f8f9fa;
    --text-color-alt: #1e2a44;
    --grey: #6b7280;
    --primary-color: #1e2a44;
    --accent-color: #00aaff;
    --preview-text: #ffffff;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --slide-title-height: 3.5rem;
    --slide-title-line-height: 3.5rem;
    --slide-title-font-size: 3.5rem;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    box-sizing: border-box;
    direction: rtl;
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

html,
body {
    height: 100%;
    margin: 0;
    overflow-x: hidden;
}

body {
    font-family: YekanBakh, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#app {
    height: 100%;
    position: relative;
    overflow: hidden;
}

h3 {
    font-size: 1.75rem;
    margin: 0;
    font-weight: 500;
}

body::-webkit-scrollbar {
    width: 0;
}

@media screen and (max-width: 768px) {
    html {
        font-size: 14px;
    }

    h3 {
        font-size: 1.5rem;
    }
}

@media screen and (max-width: 414px) {
    html {
        font-size: 12px;
    }

    h3 {
        font-size: 1.25rem;
    }
}

a {
    text-decoration: none;
    color: var(--text-color);
    margin: 1rem;
    transition: var(--transition);
}

    a:hover {
        color: var(--accent-color);
        transform: translateY(-2px);
    }

ul {
    list-style-type: none;
    padding-right: 0;
    margin: 0;
}

li {
    display: inline-block;
    margin: 0 1rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3.5rem;
    position: fixed;
    width: calc(100% - 3.5rem);
    top: 0;
    right: 0;
    z-index: 100;
/*    background: linear-gradient(rgba(0, 0, 0, 0.5), transparent);
    box-shadow: var(--shadow);*/
    transition: var(--transition);
}

.brand a {
    letter-spacing: 5px;
    font-weight: bold;
    font-size: 1.5rem;
}

.brand img {
    display: flex;
    height: 55px;
    fill: var(--text-color);
}

.nav-item {
    position: relative;
    padding: 0.75rem 0;
    font-weight: 500;
}

    .nav-item:after {
        content: "";
        position: absolute;
        bottom: 0;
        right: 0;
        width: 0;
        height: 2px;
        background: var(--accent-color);
        transition: width 0.4s ease;
    }

    .nav-item:hover:after {
        width: 100%;
    }

.navbar-toggle {
    display: none;
    position: absolute;
    left: 2.5rem;
    top: 2rem;
    width: 30px;
    height: 20px;
    z-index: 101;
}

.toggle-bar {
    width: 24px;
    height: 3px;
    background: var(--text-color);
    position: absolute;
    transition: var(--transition);
}

    .toggle-bar:nth-child(1) {
        top: 0;
    }

    .toggle-bar:nth-child(2) {
        top: 8px;
    }

    .toggle-bar:nth-child(3) {
        top: 16px;
    }

@media screen and (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 1.5rem 1rem;
        height: 6rem;
        width: 100%;
    }

    .navbar-toggle {
        display: block;
    }

    .navbar[data-expanded="false"] .nav-center,
    .navbar[data-expanded="false"] .nav-right {
        opacity: 0;
        visibility: hidden;
        height: 0;
        overflow: hidden;
    }

    .navbar[data-expanded="true"] {
        height: 100vh;
        background: #4f4f4f;
    }

        .navbar[data-expanded="true"] .nav-center,
        .navbar[data-expanded="true"] .nav-right {
            opacity: 1;
            visibility: visible;
            height: auto;
        }

        .navbar[data-expanded="true"] .toggle-bar:nth-child(1) {
            transform: rotate(45deg);
            top: 8px;
        }

        .navbar[data-expanded="true"] .toggle-bar:nth-child(2) {
            opacity: 0;
        }

        .navbar[data-expanded="true"] .toggle-bar:nth-child(3) {
            transform: rotate(-45deg);
            top: 8px;
        }

    li {
        display: block;
        margin: 1rem 0;
    }

    .brand a {
        padding: 0;
        margin: 0;
    }

    .brand img {
        height: 40px;
    }
}

.img-hidden {
    display: none;
}

.slide-title {
    font-size: var(--slide-title-font-size);
    margin: 0;
    color: var(--text-color);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);
    font-weight: 700;
    display: block;
    height: var(--slide-title-height);
    line-height: var(--slide-title-line-height);
    will-change: transform, opacity;
}

.title-wrap {
    line-height: var(--slide-title-line-height);
    height: var(--slide-title-height);
}

.slider-container {
    position: absolute;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    flex-direction: column;
    background-size: cover;
    background-position: center;
    transition: background 0.8s ease;
    z-index: 10;
    pointer-events: auto;
    will-change: background;
}

.slider-text-container {
    width: 1200px;
    margin: auto;
}

.slide-number-container {
    position: relative;
    overflow: hidden;
    height: 3rem;
    opacity: 0;
}

.number-wrap {
    height: 3rem;
    position: relative;
}

.slide-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    display: block;
    height: 3rem;
    line-height: 3rem;
    will-change: transform, opacity;
}

.slide-number-small {
    font-size: 1.5rem;
    position: absolute;
    top: 0;
    right: 50px;
    color: var(--grey);
}

.slide-title-container {
    position: relative;
    overflow: hidden;
    height: var(--slide-title-height);
    margin: 3rem 0;
}

.slide-info-box {
    position: absolute;
    bottom: 0;
    left: 0;
    background: linear-gradient(rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.85));
    padding: 10px 19px;
    text-align: center;
    opacity: 0;
    box-shadow: var(--shadow);
    border-top-right-radius: 10px;
    z-index: 11;
    will-change: opacity;
}

    .slide-info-box a {
        color: var(--text-color-alt);
        font-size: 1.2rem;
        font-weight: bold;
        padding: 0 0 0.75rem 0;
        opacity: 0;
        position: relative;
        transition: var(--transition);
    }

        .slide-info-box a:hover {
            color: var(--accent-color);
        }

        .slide-info-box a:after {
            content: "";
            position: absolute;
            bottom: 0.25rem;
            right: 0;
            width: 0;
            height: 3px;
            background: var(--accent-color);
            transition: width 0.4s ease;
        }

        .slide-info-box a:hover:after {
            width: 100%;
        }

    .slide-info-box h4 {
        color: var(--grey);
        margin-top: 1rem;
        font-size: 1rem;
        opacity: 0;
        font-weight: 400;
    }

.slide-info-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    opacity: 0;
    z-index: 11;
}

.slide-info-text {
    position: absolute;
    bottom: 3rem;
    right: 0;
}

.slide-info-wrap {
    height: 2.5rem;
    overflow-y: hidden;
}

.slide-info {
    margin: 0;
    padding: 0.5rem 0;
    color: var(--text-color);
    font-size: 1.75rem;
    font-weight: 500;
    display: block;
    height: 1.75rem;
    line-height: 1.75rem;
    will-change: transform, opacity;
}

@media screen and (max-width: 1200px) {
    .slider-text-container,
    .slide-info-container {
        width: calc(100% - 4rem);
    }
}

@media screen and (max-width: 768px) {
    .slide-title-container {
        height: 3.5rem;
        margin: 2rem 0;
    }

    .slide-title {
        font-size: 2.5rem;
        height: 3.5rem;
        line-height: 3.5rem;
        padding: 0;
        margin: 0;
    }

    .title-wrap {
        height: 3.5rem;
        line-height: 3.5rem;
    }

    .slide-info-box {
        padding: 1.5rem 4rem;
    }

        .slide-info-box a {
            font-size: 1.4rem;
        }

    .slide-info {
        font-size: 1.3rem;
    }

    .slide-number {
        font-size: 2rem;
    }

    .slide-number-small {
        font-size: 1.2rem;
        right: 40px;
    }

    .slide-info-text {
        position: absolute;
        bottom: 7.5rem;
        right: 0;
    }
}

@media screen and (max-width: 414px) {
    .slide-title-container {
        height: 2.5rem;
        margin: 1.5rem 0;
    }

    .slide-title {
        font-size: 1.8rem;
        height: 2.5rem;
        line-height: 2.5rem;
        padding: 0;
        margin: 0;
    }

    .title-wrap {
        height: 2.5rem;
        line-height: 2.5rem;
    }

    .slide-info-box {
        padding: 1rem 2rem;
    }

        .slide-info-box a {
            font-size: 1.2rem;
        }

    .slide-info {
        font-size: 1.1rem;
    }

    .slide-number {
        font-size: 1.5rem;
    }

    .slide-number-small {
        font-size: 1rem;
        right: 30px;
    }
}

.overlay {
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    margin: 0;
    background: rgba(255, 255, 255, 0.98);
    opacity: 0;
    visibility: hidden;
    z-index: 200;
    position: fixed;
    top: 0;
    right: 0;
    pointer-events: none;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

    .overlay.active {
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
    }

.overlay-bg {
    position: absolute;
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.95));
    width: 100%;
    height: 100%;
    z-index: 0;
}

.overlay-navigation {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    width: calc(100% - 300px);
    padding: 2rem 10rem;
    z-index: 201;
}

.overlay-title {
    color: var(--text-color-alt);
    margin-bottom: 0.75rem;
    font-size: 2.5rem;
    font-weight: 600;
}

.overlay-sub {
    color: var(--grey);
    font-size: 1.2rem;
    font-weight: 400;
}

.overlay-close {
    color: var(--text-color-alt);
    font-weight: 400;
    padding: 0.75rem 1rem;
    font-size: 1.2rem;
    transition: var(--transition);
    background: transparent;
    border: 1px solid #4f4f4f;
    cursor: pointer;
    border-radius: 8px;
}

    .overlay-close:hover {
        color: var(--accent-color);
        transform: translateY(-2px);
        background: rgba(0, 0, 0, 0.05);
    }

.overlay-preview-wrap {
    display: flex;
    flex-direction: row;
    width: auto;
    position: relative;
    padding-right: 3rem;
    padding-left: 3rem;
    touch-action: pan-y pinch-zoom;
}

.overlay-slide-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    overflow: hidden;
    perspective: 1200px;
    transform-style: preserve-3d;
    z-index: 1;
    margin-top: 2rem;
    padding-top: 5rem;
}

.overlay-nav-buttons {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.overlay-slide-preview {
    position: relative;
    width: 350px;
    height: 450px;
    margin: 0 1rem;
    background-size: cover;
    background-position: center;
    border-radius: 24px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
    cursor: pointer;
    transform-style: preserve-3d;
    will-change: transform;
    touch-action: none;
}

    .overlay-slide-preview:hover {
        transform: scale(1.1) translateY(-15px) rotateY(8deg);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }

.overlay-preview-title {
    position: absolute;
    top: 50%;
    right: 50%;
    transform: translate(50%, -50%);
    color: var(--text-color);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.7);
    text-align: center;
}

.overlay-preview-title-text {
    font-size: 3rem;
    display: inline-block;
    font-weight: 600;
}

.overlay-preview-title-number {
    font-size: 1.5rem;
    position: absolute;
    top: -10px;
    bottom: 2rem;
    right: 1rem;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.overlay-slide-preview:hover .overlay-preview-title-number {
    opacity: 1;
}

@media screen and (max-width: 1200px) {
    .overlay-navigation {
        width: calc(100% - 6rem);
        padding: 1.5rem 3rem;
    }

    .overlay-preview-wrap {
        padding-right: 2rem;
        padding-left: 2rem;
    }

    .overlay-slide-preview {
        width: 280px;
        height: 380px;
    }

    .overlay-preview-title-text {
        font-size: 2.5rem;
    }
}

@media screen and (max-width: 768px) {
    .overlay-slide-preview {
        width: 220px;
        height: 320px;
    }

    .overlay-preview-title-text {
        font-size: 2rem;
    }

    .overlay-title {
        font-size: 2rem;
    }

    .overlay-sub {
        font-size: 1rem;
    }
}

@media screen and (max-width: 414px) {
    .overlay-slide-preview {
        width: 140px;
        height: 240px;
    }

    .overlay-preview-title-text {
        font-size: 1.5rem;
    }

    .overlay-navigation {
        width: calc(100% - 4rem);
        padding: 1rem 2rem;
    }

    .overlay-title {
        font-size: 1.5rem;
    }

    .overlay-sub {
        font-size: 0.9rem;
    }
}

.preloader {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-color);
    z-index: 300;
    position: fixed;
    top: 0;
    right: 0;
}

.preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.preloader-logo {
    height: 80px;
    opacity: 0;
}

.preloader-text {
    font-size: 1.5rem;
    color: var(--text-color-alt);
    font-weight: 500;
    margin: 0;
    opacity: 0;
}

.preloader-progress {
    width: 200px;
    height: 8px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.preloader-progress-bar {
    width: 0%;
    height: 100%;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.preloader-progress-text {
    font-size: 1rem;
    color: var(--text-color-alt);
    margin-top: 0.5rem;
    opacity: 0;
}

@media screen and (max-width: 768px) {
    .preloader-logo {
        height: 60px;
    }

    .preloader-text {
        font-size: 1.8rem;
    }

    .preloader-progress {
        width: 180px;
    }

    .preloader-progress-text {
        font-size: 0.9rem;
    }
}

@media screen and (max-width: 414px) {
    .preloader-logo {
        height: 50px;
    }

    .preloader-text {
        font-size: 1.4rem;
    }

    .preloader-progress {
        width: 150px;
    }

    .preloader-progress-text {
        font-size: 0.8rem;
    }
}

.slider-controls {
    position: relative;
    opacity: 0;
    display: flex;
    justify-content: end;
    gap: 1.5rem;
    margin-top: 1.5rem;
    z-index: 12;
    left: 0;
    right: auto;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.75rem;
    transition: var(--transition);
    border-radius: 50%;
}

    button:hover {
        transform: scale(1.2);
        background: rgba(255, 255, 255, 0.3);
    }

    button:active {
        transform: scale(1.1);
    }

.slide-prev-btn,
.slide-next-btn {
    width: 56px;
    height: 56px;
    position: relative;
    display: flex;
    justify-content: center;
}

    .slide-prev-btn:before,
    .slide-next-btn:before {
        content: "";
        position: absolute;
        width: 20px;
        height: 20px;
        border-style: solid;
        border-color: var(--text-color);
        border-width: 0 0 4px 4px;
        top: 50%;
        transform: translateY(-50%) rotate(-135deg);
    }

    .slide-next-btn:before {
        transform: translateY(-50%) rotate(45deg);
    }

.slide-overlay-btn {
    width: 56px;
    height: 56px;
    background: var(--accent-color);
    border-radius: 50%;
    position: relative;
}

    .slide-overlay-btn:before {
        content: "";
        position: absolute;
        width: 24px;
        height: 24px;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M4 6h16v2H4zm0 5h16v2H4zm0 5h16v2H4z"/></svg>') center center / contain no-repeat;
    }

@media screen and (max-width: 768px) {
    .slider-controls {
        gap: 1rem;
        margin-top: 1rem;
    }

    .slide-prev-btn,
    .slide-next-btn {
        width: 40px;
        height: 40px;
    }

        .slide-prev-btn:before,
        .slide-next-btn:before {
            width: 16px;
            height: 16px;
            border-width: 0 0 3px 3px;
        }

    .slide-overlay-btn {
        width: 40px;
        height: 40px;
    }

        .slide-overlay-btn:before {
            width: 20px;
            height: 20px;
        }

    button {
        padding: 0.5rem;
    }

        button:hover {
            transform: scale(1.15);
        }

        button:active {
            transform: scale(1.05);
        }
}

@media screen and (max-width: 414px) {
    .slider-controls {
        gap: 0.75rem;
        margin-top: 1rem;
    }

    .slide-prev-btn,
    .slide-next-btn {
        width: 32px;
        height: 32px;
    }

        .slide-prev-btn:before,
        .slide-next-btn:before {
            width: 12px;
            height: 12px;
            border-width: 0 0 2px 2px;
        }

    .slide-overlay-btn {
        width: 32px;
        height: 32px;
    }

        .slide-overlay-btn:before {
            width: 16px;
            height: 16px;
        }

    button {
        padding: 0.4rem;
    }

        button:hover {
            transform: scale(1.1);
        }

        button:active {
            transform: scale(1);
        }
}

.progress-wrap {
    position: fixed;
    bottom: 0;
    left: 0;
    height: 10px;
    width: 100%;
    z-index: 150;
}

.progress {
    width: 100%;
    height: 8px;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}

.progress-bar.grabbable {
    width: 100%;
    height: 8px;
    background: linear-gradient(to left, transparent, var(--accent-color), var(--text-color-alt));
    opacity: 0.85;
    transform: translateX(100%);
    cursor: grab;
    transition: background 0.6s ease, opacity 0.3s ease;
}

    .progress-bar.grabbable:hover {
        opacity: 1;
        background: linear-gradient(to left, transparent, #00ccff, var(--text-color-alt));
    }

    .progress-bar.grabbable:active {
        cursor: grabbing;
    }

@media screen and (max-width: 768px) {
    .progress-wrap,
    .progress,
    .progress-bar.grabbable {
        height: 12px;
    }
}




/* در فایل CSS خودت اضافه کن */
.slide-info-wrap {
    opacity: 0.5; /* حالت عادی */
    transition: opacity 0.3s ease;
}

    .slide-info-wrap.active-slide {
        opacity: 1; /* اسلاید فعال */
        font-weight: bold; /* مثال */
    }

