@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;800&family=Poppins:wght@300;400;500;600&display=swap');

/* 
  ========================================
  1. المتغيرات والألوان (Modern Youthful Theme)
  ========================================
*/
:root {
    --bg-color: #041a22;
    --card-bg: rgba(7, 69, 92, 0.18);
    --glass-border: rgba(7, 69, 92, 0.3);

    --text-color: #ffffff;
    --muted-text: #b4c0cb;

    --accent-gradient: linear-gradient(
        135deg,
        #07455C 0%,
        #11beaa 100%
    );

    --accent-color: #11beaa;

    --glow-shadow: 0 0 25px rgba(17,190,170,0.35);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    outline: none;
    scroll-behavior: smooth;
    /* دمج خط كايرو للعربي وبوبينز للإنجليزي */
    font-family: 'Cairo', 'Poppins', sans-serif;
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1.6rem;
    overflow-x: hidden;
    position: relative;
    direction: rtl;
    /* الافتراضي عربي */
}

/* خلفية متحركة بقع مضيئة ناعمة تناسب الألوان الجديدة */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.08), transparent 60%),
        radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.08), transparent 50%);
    z-index: -1;
    pointer-events: none;
}

/* 
  ========================================
  2. الهيدر (كبسولة عائمة زجاجية)
  ========================================
*/
.header {
    position: fixed;
    top: 2rem;
    left: 5%;
    width: 90%;
    padding: 1.5rem 3rem;
    background: rgba(11, 11, 18, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 5rem;
    /* شكل الكبسولة */
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: all 0.4s ease;
}

.header.sticky {
    top: 1rem;
    background: rgba(11, 11, 18, 0.95);
    padding: 1.2rem 3rem;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo i {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    color: transparent;
    font-size: 2.8rem;
}

.navbar a {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--muted-text);
    margin-left: 2.5rem;
    transition: all 0.3s;
    position: relative;
    padding: 0.5rem 0;
}

.navbar a:hover,
.navbar a.active {
    color: var(--text-color);
}

.navbar a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 5px;
    transition: width 0.3s;
}

.navbar a:hover::after,
.navbar a.active::after {
    width: 100%;
}

.header-icons {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

#lang-switcher {
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    border-radius: 3rem;
    padding: 0.5rem 1.5rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

#lang-switcher:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
}

#menu-icon {
    font-size: 3rem;
    display: none;
    cursor: pointer;
}

/* 
  ========================================
  3. الصفحة الرئيسية (Blob & Gradients)
  ========================================
*/
.home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15rem 5% 5rem;
}

.home-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 85rem;
}

/* شكل عضوي متغير بدلاً من الدائرة العادية */
.profile-pic-container {
    width: 220px;
    height: 220px;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.profile-pic-container::before {
    content: '';
    position: absolute;
    top: -5px;
    right: -5px;
    bottom: -5px;
    left: -5px;
    background: var(--accent-gradient);
    z-index: -1;
    /* شكل Blob العضوي */
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    animation: morph 8s ease-in-out infinite;
    opacity: 0.8;
    filter: blur(8px);
}

.profile-pic {
    width: 100%;
    height: 100%;
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    overflow: hidden;
    animation: morph 8s ease-in-out infinite;
    border: 4px solid var(--bg-color);
    background: var(--bg-color);
}

.profile-pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.profile-pic:hover img {
    transform: scale(1.1);
}

@keyframes morph {
    0% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }

    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }

    100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
}

.home-name {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.home-bio {
    font-size: clamp(1.6rem, 2.5vw, 1.9rem);
    color: var(--muted-text);
    font-weight: 400;
    margin-bottom: 3rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
    /* تم إضافة مسافة هنا لتفصل الأيقونات عن الأزرار */
    justify-content: center;
}

.social-links a {
    width: 5rem;
    height: 5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    font-size: 2.2rem;
    color: var(--text-color);
    transition: all 0.4s ease;
}

.social-links a:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: translateY(-5px) rotate(360deg);
    color: #fff;
}

.btn-box {
    display: flex;
    gap: 2rem;
    margin-bottom: 4rem;
}

.btn {
    padding: 1.2rem 3.5rem;
    border-radius: 5rem;
    font-size: 1.6rem;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--text-color);
    color: var(--bg-color);
    border: 2px solid transparent;
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--text-color);
    border-color: var(--glass-border);
}

.btn-outline:hover {
    background: var(--glass-border);
    box-shadow: none;
    color: var(--accent-color);
}

/* تصميم جديد كلياً للفواصل <hr> */
hr {
    border: none;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--glass-border), var(--accent-color), var(--glass-border), transparent);
    margin: 2rem auto;
    width: 70%;
    opacity: 0.5;
}

/* 
  ========================================
  4. قسم عني (صفوف أفقية أنيقة بدلاً من الكروت)
  ========================================
*/
.about {
    padding: 10rem 5%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-heading {
    font-size: 3.8rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 6rem;
    text-align: center;
    position: relative;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent-gradient);
    border-radius: 10px;
}

.about-content {
    max-width: 90rem;
    text-align: center;
}

.about-content h3 {
    display: none;
}

/* إخفاء الاسم هنا للتركيز على المحتوى */
.about-image {
    display: none;
}

.about-content p {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 5rem;
}

/* تحويل القائمة إلى صفوف مريحة وأنيقة */
.about-list ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 75rem;
    margin: 0 auto;
}

.about-list li {
    background: linear-gradient(90deg, rgba(18, 18, 28, 0.8), rgba(18, 18, 28, 0.2));
    border: 1px solid var(--glass-border);
    padding: 2.5rem 3rem;
    border-radius: 1.5rem;
    font-size: 1.6rem;
    font-weight: 500;
    color: var(--text-color);
    display: flex;
    flex-direction: row;
    align-items: center;
    text-align: right;
    gap: 2.5rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.about-list li::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    width: 4px;
    background: var(--accent-gradient);
    border-radius: 4px;
    transition: all 0.4s ease;
    opacity: 0;
}

.about-list li:hover {
    transform: translateX(-10px);
    border-color: rgba(236, 72, 153, 0.3);
    background: rgba(18, 18, 28, 0.95);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.about-list li:hover::before {
    opacity: 1;
}

.about-list li i {
    font-size: 3.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    color: transparent;
    flex-shrink: 0;
}

/* دعم الاتجاه LTR لهذه الصفوف */
[dir="ltr"] .about-list li {
    text-align: left;
}

[dir="ltr"] .about-list li::before {
    right: auto;
    left: 0;
}

[dir="ltr"] .about-list li:hover {
    transform: translateX(10px);
}

/* 
  ========================================
  5. قسم المهارات (بطاقات ثلاثية الأبعاد)
  ========================================
*/
.section-container {
    padding: 10rem 5%;
    max-width: 120rem;
    margin: 0 auto;
}

.grid-container {
    display: grid;
    gap: 4rem;
    margin-top: 3rem;
    /* لإعطاء مساحة للأيقونات البارزة */
}

.three-cols {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card {
    background: linear-gradient(145deg, rgba(18, 18, 28, 0.8) 0%, rgba(11, 11, 18, 0.8) 100%);
    border: 1px solid var(--glass-border);
    border-radius: 2.5rem;
    padding: 0 2.5rem 3.5rem;
    /* بادينج علوي صفر للأيقونة */
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card:hover {
    transform: scale(1.03);
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

.card-header {
    /* بروز الأيقونة للخارج */
    transform: translateY(-2.5rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.card-icon {
    font-size: 3rem;
    color: #fff;
    background: var(--accent-gradient);
    width: 7rem;
    height: 7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 10px 20px rgba(236, 72, 153, 0.3);
    border: 4px solid var(--bg-color);
}

.card-header h3 {
    font-size: 2.2rem;
    color: var(--text-color);
    margin-top: -1rem;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    width: 100%;
    margin-top: -1rem;
}

.skills-tags span {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1.5rem;
    border-radius: 1rem;
    font-size: 1.3rem;
    color: var(--muted-text);
    transition: all 0.3s;
}

.card:hover .skills-tags span {
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-color);
    border-color: rgba(139, 92, 246, 0.3);
}

/* 
  ========================================
  6. قسم الشهادات (تصميم الخط الزمني Timeline)
  ========================================
*/
.certs {
    padding: 10rem 5%;
}

.certs-container {
    max-width: 90rem;
    margin: 0 auto;
    position: relative;
    /* الخط الزمني في المنتصف */
}

.certs-container::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    background: var(--glass-border);
}

/* إلغاء الـ Grid هنا لنصنع قائمة عمودية للتايم لاين */
.certs-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.certs-box {
    width: 45%;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.certs-box:hover {
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

/* توزيع البطاقات يمين ويسار */
.certs-box:nth-child(odd) {
    align-self: flex-start;
    text-align: left;
}

.certs-box:nth-child(even) {
    align-self: flex-end;
    text-align: right;
}

/* النقاط على الخط الزمني */
.certs-box::after {
    content: '';
    position: absolute;
    top: 30px;
    width: 16px;
    height: 16px;
    background: var(--bg-color);
    border: 4px solid var(--accent-color);
    border-radius: 50%;
}

.certs-box:nth-child(odd)::after {
    right: -39px;
}

.certs-box:nth-child(even)::after {
    left: -39px;
}

.certs-box h4 {
    font-size: 1.9rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.certs-box p {
    font-size: 1.4rem;
    color: var(--muted-text);
}

/* 
  ========================================
  7. قسم المقالات (Magazine Style)
  ========================================
*/
#articles .card {
    padding: 2rem;
    border-radius: 2rem;
    justify-content: space-between;
    text-align: right;
    align-items: flex-start;
}

#articles .card-content {
    width: 100%;
}

#articles h3 {
    font-size: 2.2rem;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #a1a1aa);
    -webkit-background-clip: text;
    color: transparent;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3rem;
    color: var(--text-color);
    font-weight: 600;
    transition: all 0.3s;
    border: 1px solid var(--glass-border);
}

.read-more-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

.medium-btn {
    border-radius: 5rem;
    padding: 1.5rem 4rem;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    box-shadow: var(--glow-shadow);
}

/* 
  ========================================
  8. قسم التواصل (كبسولات أفقية)
  ========================================
*/
.contact-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 70rem;
    margin: 0 auto;
}

.contact-box {
    background: rgba(18, 18, 28, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 10rem;
    /* شكل الكبسولة */
    padding: 1.5rem 4rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
}

.contact-box:hover {
    background: rgba(236, 72, 153, 0.05);
    border-color: rgba(236, 72, 153, 0.4);
    transform: scale(1.02);
}

.contact-box h3 {
    font-size: 1.6rem;
    color: var(--muted-text);
    margin: 0;
}

.contact-box a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
    transition: color 0.3s;
}

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

/* 
  ========================================
  9. الفوتر (شريط بسيط)
  ========================================
*/
.footer {
    padding: 3rem 5%;
    text-align: center;
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid var(--glass-border);
}

/* تخصيص السكرول بار ليناسب الفخامة */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: #3f3f46;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* 
  ========================================
  10. التجاوب مع شاشات الهاتف (Mobile)
  ========================================
*/
@media (max-width: 991px) {
    .header {
        width: 96%;
        left: 2%;
        top: 1rem;
        padding: 1.5rem 2rem;
    }

    .home {
        padding: 18rem 5% 5rem;
    }

    .certs-container::before {
        left: 0;
        transform: none;
    }

    .certs-box {
        width: 95%;
        margin-left: 5%;
        text-align: right !important;
        align-self: flex-end !important;
    }

    .certs-box::after {
        left: -39px !important;
        right: auto !important;
    }
}

@media (max-width: 768px) {
    #menu-icon {
        display: block;
        color: var(--text-color);
    }

    .navbar {
        position: absolute;
        top: 120%;
        left: 0;
        width: 100%;
        background: rgba(11, 11, 18, 0.95);
        backdrop-filter: blur(20px);
        border: 1px solid var(--glass-border);
        border-radius: 2rem;
        padding: 2rem;
        flex-direction: column;
        display: none;
        /* يتم تغييره بالجافاسكريبت لـ flex */
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .navbar.active {
        display: flex;
        opacity: 1;
        visibility: visible;
    }

    .navbar a {
        margin: 1rem 0;
        font-size: 1.8rem;
        text-align: center;
    }

    .about-list li {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 2rem;
    }

    .about-list li::before {
        display: none;
    }

    .contact-box {
        flex-direction: column;
        border-radius: 2rem;
        text-align: center;
        gap: 1rem;
        padding: 2.5rem;
    }
}

@media (max-width: 450px) {
    html {
        font-size: 50%;
    }

    .home-name {
        font-size: 4rem;
    }

    .btn-box {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
}