/* ============================================================
   FUTURISTIC GLASS RESUME — UI/UX v4.1 (با بهبودهای جدید)
   ============================================================ */

@font-face {
    font-family: 'Vazirmatn';
    src: url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/fonts/webfonts/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}
@font-face {
    font-family: 'Vazirmatn';
    src: url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/fonts/webfonts/Vazirmatn-Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}
@font-face {
    font-family: 'Vazirmatn';
    src: url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/fonts/webfonts/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}

/* ---------- Root Variables ---------- */
:root {
    color-scheme: light;

    --bg-base: #eaf2fb;
    --bg-aurora-1: rgba(2, 132, 199, 0.10);
    --bg-aurora-2: rgba(124, 58, 237, 0.08);
    --bg-aurora-3: rgba(212, 160, 23, 0.07);

    --glass-nav: rgba(255, 255, 255, 0.78);
    --glass-card: rgba(255, 255, 255, 0.68);
    --glass-card-hover: rgba(255, 255, 255, 0.85);
    --glass-soft: rgba(255, 255, 255, 0.42);

    --border-glass: rgba(2, 132, 199, 0.20);
    --border-glass-hover: rgba(2, 132, 199, 0.45);
    --border-soft: rgba(148, 163, 184, 0.25);

    --text-primary: #0a1e30;
    --text-secondary: #33475c;
    --text-dim: #5b6f82;

    --accent-cyan: #0284c7;
    --accent-blue: #2563eb;
    --accent-purple: #7c3aed;
    --accent-gold: #d4a017;
    --accent-gold-soft: rgba(212, 160, 23, 0.16);

    --accent: var(--accent-cyan);
    --accent-glow: 0 0 18px rgba(2, 132, 199, 0.28);

    --shadow-sm: 0 10px 22px rgba(2, 40, 70, 0.07);
    --shadow-md: 0 16px 35px rgba(2, 40, 70, 0.10);
    --shadow-lg: 0 28px 55px rgba(2, 40, 70, 0.14);
    --shadow-neon: 0 18px 40px rgba(2, 132, 199, 0.16);

    --radius-xl: 1.8rem;
    --radius-lg: 1.3rem;
    --radius-md: 0.9rem;
    --radius-sm: 0.7rem;

    --transition: 0.32s cubic-bezier(0.22, 0.8, 0.36, 1);
    --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
        --bg-base: #0f172a;
        --bg-aurora-1: rgba(0, 229, 255, 0.08);
        --bg-aurora-2: rgba(124, 58, 237, 0.12);
        --bg-aurora-3: rgba(255, 213, 79, 0.06);
        --glass-nav: rgba(15, 23, 42, 0.78);
        --glass-card: rgba(30, 41, 59, 0.65);
        --glass-card-hover: rgba(30, 41, 59, 0.85);
        --glass-soft: rgba(30, 41, 59, 0.45);
        --border-glass: rgba(0, 229, 255, 0.18);
        --border-glass-hover: rgba(0, 229, 255, 0.40);
        --border-soft: rgba(148, 163, 184, 0.18);
        --text-primary: #eaf6ff;
        --text-secondary: #cbd5e1;
        --text-dim: #94a3b8;
        --accent-cyan: #00e5ff;
        --accent-blue: #60a5fa;
        --accent-purple: #c4b5fd;
        --accent-gold: #fbbf24;
        --accent-gold-soft: rgba(251, 191, 36, 0.15);
        --accent: var(--accent-cyan);
        --accent-glow: 0 0 22px rgba(0, 229, 255, 0.30);
        --shadow-sm: 0 10px 22px rgba(0, 0, 0, 0.30);
        --shadow-md: 0 16px 35px rgba(0, 0, 0, 0.38);
        --shadow-lg: 0 28px 55px rgba(0, 0, 0, 0.45);
        --shadow-neon: 0 18px 40px rgba(0, 0, 0, 0.35);
    }
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.9;
    overflow-x: hidden;
    padding-top: 85px;
    min-height: 100vh;
    position: relative;
    transition: background-color 0.4s ease, color 0.4s ease;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(circle at 12% 18%, var(--bg-aurora-1) 0%, transparent 38%),
        radial-gradient(circle at 85% 12%, var(--bg-aurora-2) 0%, transparent 38%),
        radial-gradient(circle at 75% 88%, var(--bg-aurora-3) 0%, transparent 42%),
        linear-gradient(135deg, var(--bg-base) 0%, rgba(255,255,255,0.2) 50%, var(--bg-base) 100%);
    background-size: cover;
    animation: auroraShift 20s ease-in-out infinite alternate;
}

@keyframes auroraShift {
    0% { transform: scale(1) translate(0, 0); }
    50% { transform: scale(1.08) translate(-2%, 2%); }
    100% { transform: scale(1.02) translate(2%, -1%); }
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(2, 132, 199, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(2, 132, 199, 0.045) 1px, transparent 1px);
    background-size: 52px 52px;
    pointer-events: none;
    opacity: 0.5;
}

/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-nav);
    backdrop-filter: blur(26px);
    -webkit-backdrop-filter: blur(26px);
    border-bottom: 1px solid var(--border-glass);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s, box-shadow 0.3s;
}

.navbar-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
    justify-content: center;
}

.navbar-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.95rem;
    border-radius: 0.75rem;
    transition: background var(--transition), color var(--transition), transform 0.25s, box-shadow var(--transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.navbar-links a i {
    font-size: 1.05rem;
    color: var(--accent);
    width: 20px;
    text-align: center;
    transition: color var(--transition), text-shadow var(--transition);
}

.navbar-links a:hover {
    background: rgba(2, 132, 199, 0.08);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.15);
}

.navbar-links a:hover i {
    color: var(--accent);
    text-shadow: var(--accent-glow);
}

.navbar-links a.active {
    color: var(--accent);
    font-weight: 700;
    background: rgba(2, 132, 199, 0.10);
    box-shadow: 0 0 0 1px var(--border-glass);
}
.navbar-links a.active i {
    color: var(--accent);
    text-shadow: var(--accent-glow);
}

.navbar-toggle {
    display: none;
}

/* ---------- Container & Sections ---------- */
.container {
    max-width: 1080px;
    margin: 2rem auto;
    padding: 0 2rem;
}

section {
    margin: 3.5rem 0;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 1.9rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.8rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    letter-spacing: -0.01em;
    text-shadow: 0 0 22px rgba(2, 132, 199, 0.18);
}

.section-title::before {
    content: '';
    width: 6px;
    height: 38px;
    background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple));
    border-radius: 4px;
    box-shadow: 0 0 12px rgba(2, 132, 199, 0.5);
}

/* ---------- Hero ---------- */
.hero {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    padding: 3rem 2.5rem;
    background: var(--glass-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-glass);
    position: relative;
    overflow: hidden;
    transition: box-shadow var(--transition), background var(--transition), transform var(--transition);
}

.hero:hover {
    background: var(--glass-card-hover);
    box-shadow: var(--shadow-neon);
    transform: translateY(-3px);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), var(--accent-gold));
    background-size: 200% 100%;
    animation: gradientSlide 4s linear infinite;
}

@keyframes gradientSlide {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.hero-img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    box-shadow: 0 0 24px rgba(2, 132, 199, 0.4), 0 12px 30px rgba(0, 0, 0, 0.12);
    background: #fff;
    flex-shrink: 0;
    animation: floatAvatar 5s ease-in-out infinite;
}

@keyframes floatAvatar {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-7px); }
}

.hero-content {
    flex: 1;
    min-width: 260px;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 6vw, 3.4rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    line-height: 1.25;
    text-shadow: 0 0 20px rgba(2, 132, 199, 0.25);
}

.hero-badge {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    color: #ffffff;
    font-weight: 700;
    padding: 0.4rem 1.4rem;
    border-radius: 3rem;
    display: inline-block;
    font-size: 0.85rem;
    margin: 0.5rem 0 0.8rem;
    box-shadow: 0 0 20px rgba(2, 132, 199, 0.5);
    letter-spacing: 0.03em;
}

.hero-title {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.hero-tagline {
    font-style: italic;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

.hero-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.5rem;
    margin-top: 1.2rem;
    align-items: center;
}

.hero-links a,
.hero-links span {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: color var(--transition), transform 0.25s, text-shadow var(--transition);
    white-space: nowrap;
    font-size: 0.95rem;
}

.hero-links a:hover {
    color: var(--accent);
    transform: translateY(-2px);
    text-shadow: 0 0 12px rgba(2, 132, 199, 0.35);
}

.link-divider {
    width: 1px;
    height: 22px;
    background: var(--border-soft);
    align-self: center;
}

.phone-number {
    font-weight: 700;
    color: var(--text-primary);
    background: var(--accent-gold-soft);
    padding: 0.3rem 1rem;
    border-radius: 2rem;
    border: 1px solid rgba(212, 160, 23, 0.25);
    box-shadow: 0 0 12px rgba(212, 160, 23, 0.18);
}

/* ---------- Cards ---------- */
.card {
    background: var(--glass-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-glass);
    transition: transform var(--transition-bounce), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    word-wrap: break-word;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-purple), transparent);
    opacity: 0.5;
    pointer-events: none;
}

@media (hover: hover) {
    .card:hover {
        transform: translateY(-5px);
        background: var(--glass-card-hover);
        box-shadow: var(--shadow-md);
        border-color: var(--border-glass-hover);
    }
}

/* ---------- Summary Stats ---------- */
.summary-stats {
    background: var(--accent-gold-soft);
    border-right: 5px solid var(--accent-gold);
    padding: 1.5rem 2rem;
}

.summary-stats h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.8rem;
}

.summary-stats ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.5rem 1.5rem;
}

.summary-stats ul li {
    padding-right: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.summary-stats ul li::before {
    content: '✅';
    position: absolute;
    right: 0;
    color: var(--accent-gold);
}

/* ---------- Featured Projects ---------- */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.featured-item {
    text-align: center;
    padding: 1.8rem 1.5rem;
    border-right: none;
    border-top: 3px solid var(--accent);
}

.featured-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.8rem;
}

.featured-result {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    background: var(--glass-soft);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
}

.featured-link {
    display: inline-block;
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition), transform 0.25s;
}

.featured-link:hover {
    color: var(--text-primary);
    transform: translateX(-4px);
}

/* ---------- Blog ---------- */
.blog-intro {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    padding: 1rem 1.4rem;
    background: var(--glass-soft);
    border-radius: var(--radius-md);
    border-right: 4px solid var(--accent-gold);
}

.blog-card {
    border-right: 4px solid var(--accent);
    margin-bottom: 1.5rem;
    padding: 1.5rem 2rem;
}

.blog-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.blog-meta {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 0.8rem;
}

.blog-summary {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ---------- Footer ---------- */
.footer {
    text-align: center;
    padding: 2rem 1rem;
    border-top: 1px solid var(--border-soft);
    margin-top: 3rem;
    color: var(--text-dim);
    font-size: 0.85rem;
}

.footer-last-update {
    margin-bottom: 0.3rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    body {
        padding-top: 0;
    }

    .container {
        margin-top: 5rem;
        padding: 0 1rem;
    }

    .navbar {
        background: transparent;
        backdrop-filter: none;
        border-bottom: none;
        box-shadow: none;
        padding: 0;
        height: 0;
        justify-content: flex-end;
    }

    .navbar-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 1rem;
        right: 1rem;
        z-index: 1100;
        width: 48px;
        height: 48px;
        background: var(--glass-nav);
        border: 1px solid var(--border-glass);
        border-radius: 50%;
        box-shadow: var(--shadow-md);
        color: var(--accent);
        font-size: 1.5rem;
        cursor: pointer;
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    }

    .navbar-toggle:hover {
        background: var(--glass-card-hover);
        transform: scale(1.05);
        box-shadow: var(--shadow-neon);
    }

    .navbar-links {
        display: none;
        position: fixed;
        top: 0.7rem;
        right: 0.7rem;
        width: calc(100% - 1.4rem);
        max-width: 320px;
        background: var(--glass-nav);
        border-radius: 1.4rem;
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        align-items: stretch;
        padding: 1.2rem;
        gap: 0.4rem;
        z-index: 1090;
        margin: 0;
        list-style: none;
        backdrop-filter: blur(28px);
        -webkit-backdrop-filter: blur(28px);
        border: 1px solid var(--border-glass);
    }

    .navbar-links.open {
        display: flex;
    }

    .navbar-links a {
        padding: 0.75rem 1.1rem;
        border-radius: 0.8rem;
        justify-content: flex-start;
        font-size: 0.98rem;
        color: var(--text-secondary);
        background: transparent;
        transition: background 0.2s;
    }

    .navbar-links a i {
        color: var(--accent);
    }

    .navbar-links a:hover {
        background: rgba(2, 132, 199, 0.08);
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1.4rem;
        gap: 1.4rem;
    }

    .hero-img {
        width: 110px;
        height: 110px;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-links {
        justify-content: center;
        gap: 0.8rem 1rem;
    }

    .hero-links a,
    .hero-links span {
        font-size: 0.9rem;
    }

    .link-divider {
        display: none;
    }

    .section-title {
        font-size: 1.55rem;
        margin-bottom: 1.5rem;
    }

    .card {
        padding: 1.6rem;
    }

    .exp-header {
        display: block;
        text-align: center;
        font-size: 0.92rem;
        padding: 0.6rem 1.2rem;
    }

    .summary-stats ul {
        grid-template-columns: 1fr;
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    html {
        font-size: 15px;
    }

    .hero-content h1 {
        font-size: 1.9rem;
    }

    .section-title {
        gap: 0.4rem;
    }

    .card {
        padding: 1.25rem;
    }
}

/* ---------- Print ---------- */
@media print {
    body {
        background: white !important;
        color: black !important;
        padding-top: 0;
    }
    body::before,
    body::after {
        display: none;
    }
    .navbar,
    .navbar-toggle,
    .navbar-links {
        display: none;
    }
    .card,
    .hero {
        box-shadow: none;
        backdrop-filter: none;
        background: white !important;
        border: 1px solid #ccc;
    }
    .container {
        margin-top: 0;
    }
}

/* ---------- Skills Cards (بخش‌های قبلی) ---------- */
.skills-cards-container {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.skill-card {
  background: var(--glass-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), background var(--transition);
  overflow: hidden;
  position: relative;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), transparent);
  opacity: 0.6;
  pointer-events: none;
}

.skill-card:hover {
  border-color: var(--border-glass-hover);
  background: var(--glass-card-hover);
  box-shadow: var(--shadow-md);
}

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.4rem 1.6rem;
  flex-wrap: wrap;
}

.skill-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: var(--accent-soft);
  border: 1px solid var(--border-glass);
  color: var(--accent);
  font-size: 1.5rem;
  box-shadow: 0 0 16px rgba(2, 132, 199, 0.18);
}

.skill-card-title-block {
  flex: 1;
  min-width: 200px;
}

.skill-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}

.skill-summary {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin: 0;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
    line-height: 1.8;
}

.skill-expand-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.1rem;
  border-radius: 2rem;
  border: 1px solid var(--border-glass);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform 0.2s;
  white-space: nowrap;
  font-family: inherit;
}

.skill-expand-btn i {
  font-size: 0.85rem;
  transition: transform 0.3s ease;
}

.skill-expand-btn:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 18px rgba(2, 132, 199, 0.4);
  transform: translateY(-1px);
}

.skill-expand-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 18px rgba(2, 132, 199, 0.4);
}

.skill-details {
  display: none;
  padding: 0 1.6rem 1.6rem;
  border-top: 1px dashed var(--border-soft);
  margin-top: 0.5rem;
  animation: skillFadeIn 0.25s ease;
}

.skill-details.open {
  display: block;
}

@keyframes skillFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.skill-value,
.collab-value {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 2;
  padding: 0.8rem 1.2rem;
  background: var(--glass-soft);
  border-radius: var(--radius-md);
  border-right: 3px solid var(--accent-gold);
}

.skill-value-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.5rem;
}

.skill-value-list li {
  position: relative;
  padding-right: 1.6rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.skill-value-list li::before {
  content: '✔';
  position: absolute;
  right: 0;
  color: var(--accent);
  font-weight: bold;
}

.skill-tech-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.skill-tech-chip {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  padding: 0.25rem 0.85rem;
  border-radius: 2rem;
  font-size: 0.78rem;
  font-weight: 500;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.skill-tech-chip:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 12px rgba(2, 132, 199, 0.35);
}

@media (max-width: 700px) {
  .skill-card-header {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.2rem;
    gap: 0.8rem;
  }
  .skill-expand-btn {
    width: 100%;
    justify-content: center;
  }
  .skill-details {
    padding: 0 1.2rem 1.2rem;
  }
}

/* ---------- Education & Awards ---------- */
.subsection-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.subsection-title::before {
  content: '';
  width: 5px;
  height: 24px;
  background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple));
  border-radius: 3px;
  box-shadow: 0 0 8px rgba(2, 132, 199, 0.4);
}

.awards-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.awards-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  margin-bottom: 0.8rem;
  background: var(--glass-soft);
  border-radius: var(--radius-md);
  border-right: 3px solid var(--accent-gold);
  box-shadow: inset 0 0 12px rgba(2, 132, 199, 0.04);
}

.award-badge {
  flex-shrink: 0;
  background: var(--accent-gold-soft);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.3rem 0.9rem;
  border-radius: 2rem;
  border: 1px solid rgba(212, 160, 23, 0.3);
  white-space: nowrap;
}

.exp-link {
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 0.8rem 1rem;
  background: var(--glass-soft);
  border-radius: var(--radius-md);
  word-break: break-all;
}

.exp-link a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.exp-link a:hover {
  text-decoration: underline;
}

.certificate-card {
  text-align: center;
}

.certificate-image {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-glass);
  background: #fff;
  padding: 0.5rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.certificate-image:hover {
  transform: scale(1.01);
  box-shadow: var(--shadow-lg);
}

/* ---------- Collaboration ---------- */
.collab-intro {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  text-align: justify;
  background: var(--glass-soft);
  padding: 1rem 1.4rem;
  border-radius: var(--radius-md);
  border-right: 4px solid var(--accent-gold);
}

.collab-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.collab-users,
.collab-basis {
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--glass-soft);
  padding: 0.25rem 0.8rem;
  border-radius: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border-soft);
}

.collab-users i,
.collab-basis i {
  color: var(--accent);
}

.collab-hidden {
  display: none !important;
}

.show-all-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin: 2rem auto 0;
  padding: 0.7rem 1.8rem;
  border-radius: 3rem;
  border: 1px solid var(--border-glass);
  background: var(--glass-card);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background var(--transition), box-shadow var(--transition), transform 0.2s;
  box-shadow: var(--shadow-sm);
  font-family: inherit;
}

.show-all-btn i {
  transition: transform 0.3s ease;
}

.show-all-btn:hover {
  background: var(--accent-soft);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.show-all-btn.active {
  background: var(--accent-soft);
  box-shadow: var(--shadow-neon);
}

/* ---------- Home Intro ---------- */
.intro-section {
  margin: 3rem 0;
}

.intro-text {
  max-width: 750px;
  line-height: 2;
  color: var(--text-secondary);
}

.intro-text p {
  margin-bottom: 1.2rem;
}

.pillars-section {
  margin: 3rem 0;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.pillar-item {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.pillar-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.pillar-item i {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 0.8rem;
  display: block;
}

.pillar-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.pillar-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ---------- Approach ---------- */
.approach-section {
  margin: 3rem 0;
}

.approach-description {
  text-align: center;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.approach-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.approach-step {
  background: var(--glass-card);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  flex: 1 1 220px;
  max-width: 280px;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.approach-step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.8rem;
  font-size: 1rem;
}

.approach-step h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.approach-step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ---------- CTA ---------- */
.home-cta-hint {
  text-align: center;
  margin-top: 2.5rem;
}

.home-cta-hint a {
  display: inline-block;
  padding: 0.7rem 1.8rem;
  border-radius: 3rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.home-cta-hint a:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
}

/* ---------- Exp header ---------- */
.exp-header {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #0ea5e9, #6366f1);
    padding: 0.7rem 1.8rem;
    border-radius: 2.5rem;
    display: inline-block;
    margin-bottom: 1.5rem;
    line-height: 1.8;
    max-width: 100%;
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.28);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.exp-list {
    list-style: none;
    padding-right: 1.2rem;
    margin-top: 0.5rem;
}

.exp-list > li {
    position: relative;
    margin-bottom: 1rem;
    padding-right: 2rem;
    text-align: justify;
}

.exp-list > li::before {
    content: '◆';
    position: absolute;
    right: 0.2rem;
    top: 0.2rem;
    color: var(--accent);
    font-size: 0.7rem;
    font-weight: bold;
    text-shadow: 0 0 6px rgba(2, 132, 199, 0.5);
}

.exp-list ul {
    list-style: none;
    padding-right: 1rem;
    margin: 0.5rem 0;
}
.exp-list ul li {
    padding-right: 0;
    margin-bottom: 0.5rem;
    position: relative;
}
.exp-list ul li::before {
    content: '•';
    color: var(--accent);
    font-weight: bold;
    margin-left: 0.5rem;
}

.learning-narrative {
    background: var(--glass-soft);
    border-right: 4px solid var(--accent);
    padding: 1.2rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.2rem;
    text-align: justify;
    box-shadow: inset 0 0 18px rgba(2, 132, 199, 0.05);
    backdrop-filter: blur(6px);
    color: var(--text-secondary);
}

.project-result {
    margin-top: 1rem;
    padding: 0.85rem 1.3rem;
    background: var(--accent-gold-soft);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-primary);
    border-right: 3px solid var(--accent-gold);
    box-shadow: 0 0 18px rgba(212, 160, 23, 0.15);
    display: inline-block;
}

/* ================= Mobile Home Back Button ================= */
.mobile-home-link {
    display: none;
}

@media (max-width: 900px) {
    .mobile-home-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        position: fixed;
        top: 1rem;
        right: 1rem;
        z-index: 1120;
        background: var(--glass-nav);
        border: 1px solid var(--border-glass);
        border-radius: 999px;
        padding: 0.45rem 1rem;
        color: var(--accent);
        font-weight: 700;
        font-size: 0.9rem;
        text-decoration: none;
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        box-shadow: var(--shadow-md);
        transition: background var(--transition), box-shadow var(--transition), transform 0.2s;
        white-space: nowrap;
    }

    .mobile-home-link:hover {
        background: var(--glass-card-hover);
        box-shadow: var(--shadow-neon);
        transform: translateY(-1px);
    }

    .mobile-home-link.active {
        display: none !important;
    }

    /* انتقال دکمه منو به بالا سمت چپ */
    .navbar-toggle {
        right: auto !important;
        left: 1rem !important;
    }

    /* منوی بازشونده هم از سمت چپ باز شود */
    .navbar-links {
        right: auto !important;
        left: 0.7rem !important;
    }
}