/* ============================================
   أحمد ذيب – موقع شخصي احترافي
   النمط الأساسي | RTL | متجاوب
   ============================================ */

/* ---- متغيرات الألوان ---- */
:root {
  --color-primary:    #004080;
  --color-primary-light: #0066cc;
  --color-accent:     #0095d5;
  --color-bg:         #f4f7f6;
  --color-bg-white:   #ffffff;
  --color-text:       #1a1a2e;
  --color-text-muted: #5a6a7a;
  --color-border:     #d8e3ec;
  --color-hero-start: #003366;
  --color-hero-end:   #005bab;
  --radius:           10px;
  --shadow:           0 4px 20px rgba(0, 64, 128, 0.10);
  --shadow-hover:     0 8px 32px rgba(0, 64, 128, 0.18);
  --transition:       0.25s ease;
  --font-ar:          'Segoe UI', Tahoma, 'Arial', sans-serif;
}

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

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

body {
  font-family: var(--font-ar);
  background-color: var(--color-bg);
  color: var(--color-text);
  direction: rtl;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition);
}

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

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  background-color: var(--color-primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo {
  height: 38px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: brightness(1.1) drop-shadow(0 1px 3px rgba(0,0,0,0.25));
  transition: opacity 0.2s ease;
}

.nav-brand:hover .nav-logo {
  opacity: 0.85;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.nav-links li a {
  display: block;
  color: #d0e8ff;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}

.nav-links li a:hover,
.nav-links li a.active {
  background-color: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--color-hero-start) 0%, var(--color-hero-end) 100%);
  color: #ffffff;
  padding: 5rem 1.5rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

/* Hero with photo layout */
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.hero-content {
  flex: 1;
  text-align: right;
}

.hero-photo-wrap {
  flex-shrink: 0;
  position: relative;
}

.hero-photo {
  width: 300px;
  height: 300px;
  object-fit: cover;
  object-position: top center;
  border-radius: 50%;
  border: 5px solid rgba(255,255,255,0.25);
  box-shadow: 0 0 0 10px rgba(255,255,255,0.08), 0 20px 60px rgba(0,0,0,0.35);
  filter: drop-shadow(0 4px 20px rgba(0,0,0,0.4));
  display: block;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #a8d8f0;
  font-size: 0.82rem;
  padding: 0.3rem 1rem;
  border-radius: 20px;
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: #a8d8f0;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.hero p {
  font-size: 1.05rem;
  color: #cce5f6;
  max-width: 650px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
  box-shadow: 0 4px 15px rgba(0,149,213,0.4);
}

.btn-outline {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255,255,255,0.6);
}

.btn-outline:hover {
  background-color: rgba(255,255,255,0.15);
  border-color: #ffffff;
  color: #ffffff;
}

.btn-cta {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-cta:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: #ffffff;
  box-shadow: var(--shadow-hover);
}

/* ============================================
   LAYOUT WRAPPERS
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background-color: var(--color-bg-white);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(to left, var(--color-primary), var(--color-accent));
  border-radius: 2px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
}

/* ============================================
   CARDS
   ============================================ */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Highlight cards (stats) */
.highlight-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.highlight-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #ffffff;
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-hover);
}

.highlight-card .num {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.4rem;
  color: #7ec8f7;
}

.highlight-card .label {
  font-size: 0.9rem;
  opacity: 0.9;
  line-height: 1.4;
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3rem;
  align-items: start;
}

.about-sidebar {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius);
  padding: 2rem;
}

.about-sidebar h3 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: #a8d8f0;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding-bottom: 0.75rem;
}

.about-sidebar ul li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.about-sidebar ul li::before {
  content: '◈';
  color: #7ec8f7;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.about-body h2 {
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.about-body p {
  margin-bottom: 1rem;
  line-height: 1.9;
  color: var(--color-text);
}

/* ============================================
   QUICK LINKS (PAGE NAVIGATION)
   ============================================ */

.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.quick-link-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}

.quick-link-card:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.quick-link-card .icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.quick-link-card .text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.quick-link-card:hover .text {
  color: #ffffff;
}

/* ============================================
   TIMELINE (EXPERIENCE)
   ============================================ */

.timeline {
  position: relative;
  padding-right: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-right: 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  right: -2.45rem;
  top: 0.35rem;
  width: 14px;
  height: 14px;
  background: var(--color-primary);
  border: 3px solid var(--color-accent);
  border-radius: 50%;
  z-index: 1;
}

.timeline-date {
  display: inline-block;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 0.78rem;
  padding: 0.2rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.6rem;
  font-weight: 600;
}

.timeline-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.timeline-card h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.timeline-card .org {
  font-size: 0.88rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.timeline-card ul {
  padding-right: 1rem;
}

.timeline-card ul li {
  position: relative;
  padding-right: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0.35rem;
  line-height: 1.6;
}

.timeline-card ul li::before {
  content: '•';
  position: absolute;
  right: 0;
  color: var(--color-accent);
}

/* ============================================
   CERTIFICATIONS / BADGES
   ============================================ */

.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.cert-badge {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-right: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.cert-badge:hover {
  border-right-color: var(--color-accent);
  box-shadow: var(--shadow-hover);
}

.cert-badge .cert-code {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.3rem;
}

.cert-badge .cert-name {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.cert-badge .cert-issuer {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ============================================
   SERVICES
   ============================================ */

.service-card {
  background: var(--color-bg-white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  border-top: 5px solid var(--color-primary);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-top-color: var(--color-accent);
}

.service-card .service-icon {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
}

.service-card h3 {
  font-size: 1.15rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.service-list {
  padding-right: 0;
}

.service-list li {
  font-size: 0.87rem;
  color: var(--color-text);
  padding: 0.3rem 0;
  border-bottom: 1px dashed var(--color-border);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.service-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================
   TRAINING PROGRAMS
   ============================================ */

.program-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition);
  box-shadow: var(--shadow);
}

.program-tag:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-hover);
}

.program-tag .tag-code {
  font-size: 0.72rem;
  background: var(--color-accent);
  color: white;
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  font-weight: 700;
}

.programs-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.category-block {
  margin-bottom: 2.5rem;
}

.category-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding: 0.4rem 0.75rem;
  border-right: 4px solid var(--color-accent);
  background: rgba(0,64,128,0.05);
  border-radius: 0 6px 6px 0;
}

/* ============================================
   CONTACT FORM & INFO
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-info-box {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius);
  padding: 2rem;
}

.contact-info-box h3 {
  font-size: 1.15rem;
  margin-bottom: 1.5rem;
  color: #a8d8f0;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.contact-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.contact-item .ci-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.contact-item .ci-text {
  font-size: 0.9rem;
}

.contact-item .ci-label {
  font-size: 0.75rem;
  color: #a8d8f0;
  display: block;
  margin-bottom: 0.15rem;
}

.contact-item a {
  color: #cce5f6;
}

.contact-form {
  background: var(--color-bg-white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.contact-form h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 7px;
  font-family: var(--font-ar);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-bg);
  direction: rtl;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.12);
  background: #ffffff;
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

/* ============================================
   SOCIAL LINKS
   ============================================ */

.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition);
  border: 1px solid rgba(255,255,255,0.3);
  color: #cce5f6;
}

.social-link:hover {
  background: rgba(255,255,255,0.15);
  color: #ffffff;
  border-color: rgba(255,255,255,0.6);
}

/* ============================================
   MEMBERSHIPS / AFFILIATIONS
   ============================================ */

.membership-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.membership-item:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-hover);
}

.membership-item .mem-abbr {
  font-size: 0.78rem;
  font-weight: 800;
  color: #ffffff;
  background: var(--color-primary);
  padding: 0.25rem 0.6rem;
  border-radius: 5px;
  white-space: nowrap;
}

.membership-item .mem-name {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
}

.memberships-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */

.page-hero {
  background: linear-gradient(135deg, var(--color-hero-start) 0%, var(--color-hero-end) 100%);
  color: #ffffff;
  padding: 3.5rem 1.5rem 3rem;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 0.6rem;
}

.page-hero p {
  color: #a8d8f0;
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

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

.site-footer {
  background-color: #001f40;
  color: #8aacca;
  text-align: center;
  padding: 2rem 1.5rem;
  margin-top: 0;
}

.site-footer p {
  font-size: 0.85rem;
  line-height: 1.6;
}

.site-footer a {
  color: #7ec8f7;
}

/* ============================================
   DIVIDER & HELPERS
   ============================================ */

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2.5rem 0;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ============================================
   RESPONSIVE – TABLET
   ============================================ */

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

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

/* ============================================
   RESPONSIVE – MOBILE
   ============================================ */

@media (max-width: 640px) {
  .nav-container {
    flex-direction: column;
    padding: 0.75rem 1rem;
    gap: 0.5rem;
  }

  .nav-links {
    justify-content: center;
  }

  .nav-links li a {
    font-size: 0.8rem;
    padding: 0.3rem 0.5rem;
  }

  .hero {
    padding: 3.5rem 1rem 3rem;
  }

  .hero-inner {
    flex-direction: column-reverse;
    text-align: center;
    gap: 1.5rem;
  }

  .hero-content {
    text-align: center;
  }

  .hero-photo {
    width: 200px;
    height: 200px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .section {
    padding: 2.5rem 0;
  }

  .timeline {
    padding-right: 1.25rem;
  }

  .timeline-item {
    padding-right: 1.25rem;
  }

  .timeline-item::before {
    right: -1.7rem;
  }

  .highlight-card .num {
    font-size: 2rem;
  }

  .cards-grid,
  .cards-grid-3,
  .certs-grid {
    grid-template-columns: 1fr;
  }
}