/*
Theme Name: SFA Portfolio
Theme URI: https://syedfarmanali.com
Author: Syed Farman Ali
Author URI: https://syedfarmanali.com
Description: Professional Digital Marketing & SEO Portfolio WordPress Theme
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.4
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: sfa-portfolio
Domain Path: /languages
*/

/* ============================================
   1. ROOT VARIABLES & RESET
   ============================================ */

:root {
  --color-black: #0B0F19;
  --color-dark: #1a1f2e;
  --color-gray-900: #111827;
  --color-gray-800: #1f2937;
  --color-gray-700: #374151;
  --color-gray-600: #4b5563;
  --color-gray-400: #9ca3af;
  --color-gray-300: #d1d5db;
  --color-white: #ffffff;
  --color-green-400: #22C55E;
  --color-green-500: #16A34A;
  --color-green-600: #15803D;
  
  --font-display: 'Syne', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   2. TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2rem, 8vw, 4rem);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(1.75rem, 6vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 4vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-400);
  line-height: 1.8;
}

a {
  color: var(--color-green-400);
  text-decoration: none;
  transition: var(--transition);
}

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

/* ============================================
   3. NAVIGATION & HEADER
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(34, 197, 94, 0.1);
  padding: var(--spacing-sm) var(--spacing-lg);
}

.header-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-green-400);
}

.site-logo:hover {
  color: var(--color-white);
}

.main-navigation {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.main-navigation a {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition);
}

.main-navigation a:hover,
.main-navigation .current-menu-item a {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--color-green-400);
  border: 1px solid rgba(34, 197, 94, 0.5);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-green-400);
  cursor: pointer;
  font-size: 1.5rem;
}

@media (max-width: 768px) {
  .main-navigation {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-gray-900);
    border-bottom: 1px solid rgba(34, 197, 94, 0.1);
  }

  .main-navigation.active {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

/* ============================================
   4. HERO SECTION
   ============================================ */

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-900) 100%);
  position: relative;
  overflow: hidden;
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin-top: 60px;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: rgba(34, 197, 94, 0.2);
  border: 1px solid rgba(34, 197, 94, 0.5);
  color: var(--color-green-400);
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  animation: slideDown 0.8s ease-out;
}

.hero-title {
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  animation: slideUp 0.8s ease-out 0.2s both;
}

.hero-title .highlight {
  color: var(--color-green-400);
}

.hero-description {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  animation: slideUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  animation: slideUp 0.8s ease-out 0.6s both;
}

.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.btn-primary {
  background-color: var(--color-green-400);
  color: var(--color-black);
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.3);
}

.btn-primary:hover {
  background-color: #1ea853;
  box-shadow: 0 0 40px rgba(34, 197, 94, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* ============================================
   5. SECTIONS & CONTAINERS
   ============================================ */

.section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  border-top: 1px solid rgba(34, 197, 94, 0.1);
}

.section-title {
  display: inline-block;
  margin-bottom: var(--spacing-lg);
}

.section-title-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: rgba(34, 197, 94, 0.2);
  border: 1px solid rgba(34, 197, 94, 0.5);
  color: var(--color-green-400);
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-header {
  max-width: 900px;
  margin-bottom: var(--spacing-xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ============================================
   6. GRID LAYOUTS
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   7. CARDS & COMPONENTS
   ============================================ */

.card {
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.5) 0%, rgba(17, 24, 39, 0.5) 100%);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 1rem;
  padding: var(--spacing-lg);
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(34, 197, 94, 0.5);
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.8) 0%, rgba(17, 24, 39, 0.8) 100%);
  box-shadow: 0 20px 25px -5px rgba(34, 197, 94, 0.1);
  transform: translateY(-4px);
}

.card h3 {
  margin-bottom: var(--spacing-md);
}

.card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

/* ============================================
   8. BUTTONS & LINKS
   ============================================ */

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-block {
  width: 100%;
  display: block;
}

.btn-text {
  background: none;
  color: var(--color-green-400);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-text:hover {
  transform: translateX(4px);
}

/* ============================================
   9. SERVICES SECTION
   ============================================ */

.services-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.service-card {
  height: 100%;
}

.service-card .card-icon {
  font-size: 4rem;
}

.service-features {
  list-style: none;
  margin-top: var(--spacing-md);
}

.service-features li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.95rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-green-400);
  font-weight: bold;
}

/* ============================================
   10. CASE STUDIES SECTION
   ============================================ */

.case-study-card {
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.5) 0%, rgba(17, 24, 39, 0.5) 100%);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 1rem;
  padding: var(--spacing-xl);
  transition: var(--transition);
}

.case-study-card:hover {
  border-color: rgba(34, 197, 94, 0.5);
  box-shadow: 0 20px 25px -5px rgba(34, 197, 94, 0.1);
}

.case-study-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.case-study-icon {
  font-size: 4rem;
  flex-shrink: 0;
}

.case-study-title h3 {
  margin-bottom: 0.5rem;
}

.case-study-category {
  color: var(--color-green-400);
  font-weight: 600;
  font-size: 0.875rem;
}

.case-study-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(34, 197, 94, 0.1);
}

.metric {
  text-align: center;
}

.metric-value {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-green-400);
  font-family: var(--font-display);
}

.metric-label {
  color: var(--color-gray-400);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

/* ============================================
   11. ABOUT SECTION
   ============================================ */

.about-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

.about-content {
  space-y: var(--spacing-lg);
}

.about-content p {
  margin-bottom: var(--spacing-lg);
}

.expertise-box {
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.5) 0%, rgba(17, 24, 39, 0.5) 100%);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 0.75rem;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.expertise-box h4 {
  color: var(--color-green-400);
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

.expertise-box p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .about-section {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   12. CONTACT SECTION
   ============================================ */

.contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-method {
  text-align: center;
}

.contact-method-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.contact-method h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.contact-method p {
  margin-bottom: 0;
}

.contact-cta {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2) 0%, transparent 100%);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 1rem;
  padding: var(--spacing-xl);
  text-align: center;
}

.contact-cta h3 {
  margin-bottom: var(--spacing-md);
}

.contact-cta p {
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   13. BLOG SECTION
   ============================================ */

.blog-grid {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.blog-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.blog-card-image {
  font-size: 4rem;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.5) 0%, rgba(17, 24, 39, 0.5) 100%);
  text-align: center;
}

.blog-card-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-category {
  color: var(--color-green-400);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.blog-card-content h3 {
  margin-bottom: var(--spacing-md);
}

.blog-card-excerpt {
  flex-grow: 1;
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-400);
}

.blog-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(34, 197, 94, 0.1);
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

/* ============================================
   14. FOOTER
   ============================================ */

.site-footer {
  background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-black) 100%);
  border-top: 1px solid rgba(34, 197, 94, 0.1);
  padding: var(--spacing-xl) var(--spacing-lg);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(34, 197, 94, 0.1);
}

.footer-widget h3 {
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
}

.footer-widget ul {
  list-style: none;
}

.footer-widget ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-widget ul a {
  color: var(--color-gray-400);
  transition: var(--transition);
}

.footer-widget ul a:hover {
  color: var(--color-green-400);
}

.footer-bottom {
  text-align: center;
  color: var(--color-gray-500);
  font-size: 0.875rem;
}

/* ============================================
   15. ANIMATIONS
   ============================================ */

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.animate-bounce {
  animation: bounce 2s infinite;
}

/* ============================================
   16. UTILITIES
   ============================================ */

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

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

.mt-small { margin-top: var(--spacing-sm); }
.mt-medium { margin-top: var(--spacing-md); }
.mt-large { margin-top: var(--spacing-lg); }

.mb-small { margin-bottom: var(--spacing-sm); }
.mb-medium { margin-bottom: var(--spacing-md); }
.mb-large { margin-bottom: var(--spacing-lg); }

.pt-small { padding-top: var(--spacing-sm); }
.pt-medium { padding-top: var(--spacing-md); }
.pt-large { padding-top: var(--spacing-lg); }

.pb-small { padding-bottom: var(--spacing-sm); }
.pb-medium { padding-bottom: var(--spacing-md); }
.pb-large { padding-bottom: var(--spacing-lg); }

.highlight {
  color: var(--color-green-400);
}

/* ============================================
   17. RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

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

  .section {
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.9rem;
  }

  .section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
}

/* ============================================
   18. SCROLLBAR STYLING
   ============================================ */

::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-green-400);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-green-500);
}

/* ============================================
   19. PRINT STYLES
   ============================================ */

@media print {
  .site-header,
  .site-footer,
  .btn,
  .contact-cta {
    display: none;
  }

  body {
    background-color: white;
    color: black;
  }
}