/* style.css - Elite Solutions Mock Tests */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #0ea5e9;
    --accent: #f59e0b;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* ===== BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
    overflow-x: hidden;
    padding-top: 80px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* ===== NAVBAR STYLES ===== */
.navbar {
    background: #ffff;
    backdrop-filter: blur(20px);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.navbar.scrolled {
    padding: 0.7rem 5%;
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

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

.logo {
    flex-shrink: 0;
}

  .logo img {
    height: 110px;
width: 210px;
    transition: transform 0.3s ease;
    background: transparent;
  }

.logo img:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-menu a {
    color: var(--dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    display: inline-block;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-menu a.active::after,
.nav-menu a:hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
}

/* Dropdown Styles */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.dropdown-toggle i {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    padding: 1rem 0;
    margin-top: 0.5rem;
    border: 1px solid var(--border);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--dark);
    font-weight: 400;
    font-size: 0.9rem;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background: var(--light);
    color: var(--primary);
    border-left-color: var(--primary);
    padding-left: 2rem;
}

/* Login Button */
.nav-menu .btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.6rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.nav-menu .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--dark);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: left;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(2px, -2px);
    background: var(--primary);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(2px, 2px);
    background: var(--primary);
}

/* ===== MOCK TESTS HERO SECTION ===== */
.tests-hero {
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    color: white;
    padding: 6rem 5% 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: -80px;
    padding-top: 140px;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tests-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: cover;
    opacity: 0.3;
}

.tests-hero::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    background: linear-gradient(135deg, white, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
}

/* ===== TESTS SECTION ===== */
.tests-section {
    padding: 5rem 5%;
    background: var(--light);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
}

.section-header p {
    color: var(--gray);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 1.5rem auto 0;
    line-height: 1.8;
}

/* ===== TEST CATEGORIES ===== */
.test-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.category-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.category-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: all 0.4s ease;
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
}

.category-card.reading .category-icon {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.category-card.listening .category-icon {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.category-card.academic .category-icon {
    background: linear-gradient(135deg, #8b5cf6, #a78bfa);
}

.category-card.general .category-icon {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
}

.category-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    color: var(--dark);
}

.category-card p {
    color: var(--gray);
    line-height: 1.7;
    font-size: 1rem;
}

/* ===== TESTS GRID ===== */
.tests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.test-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.test-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(14, 165, 233, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.test-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.test-card:hover::before {
    opacity: 1;
}

.test-card.general-test {
    border-left: 4px solid #f59e0b;
}

.test-card.listening-test {
    border-left: 4px solid #10b981;
}

.test-card.academic-test {
    border-left: 4px solid #8b5cf6;
}

.test-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.test-type {
    background: var(--light);
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark);
    border: 1px solid var(--border);
}

.test-difficulty {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.test-difficulty.easy {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.test-difficulty.medium {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.test-difficulty.hard {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.test-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--dark);
    line-height: 1.4;
    min-height: 70px;
    position: relative;
    z-index: 1;
}

.test-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    color: var(--gray);
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

.test-meta span {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
}

.test-meta i {
    color: var(--primary);
    font-size: 1.1rem;
}

.test-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.test-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.test-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}

.test-btn:hover::before {
    left: 100%;
}

.test-btn i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.test-btn:hover i {
    transform: scale(1.2);
}

/* ===== FOOTER STYLES ===== */
 .footer {
      background: var(--dark);
      color: white;
      padding: 4rem 5% 2rem;
    }

    .footer-content {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 3rem;
      margin-bottom: 2rem;
    }

    .footer-section h3 {
      color: var(--accent);
      margin-bottom: 1.5rem;
      font-size: 1.3rem;
      font-weight: 600;
    }

    .footer-section p {
      color: #cbd5e1;
      line-height: 1.6;
      margin-bottom: 1.5rem;
    }

    .footer-links {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 0.8rem;
    }

    .footer-links a {
      color: #cbd5e1;
      text-decoration: none;
      transition: all 0.3s ease;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .footer-links a:hover {
      color: var(--accent);
      transform: translateX(5px);
    }

    .footer-links a i {
      width: 20px;
      text-align: center;
    }

    .social-links {
      display: flex;
      gap: 1rem;
      margin-top: 1.5rem;
    }

    .social-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      background: rgba(255, 255, 255, 0.1);
      border-radius: 50%;
      color: white;
      text-decoration: none;
      transition: all 0.3s ease;
    }

    .social-link:hover {
      background: var(--primary);
      transform: translateY(-3px);
    }

    .social-link.facebook:hover {
      background: #1877f2;
    }

    .social-link.instagram:hover {
      background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    }

    .social-link.tiktok:hover {
      background: #000000;
    }

    .contact-info {
      list-style: none;
    }

    .contact-info li {
      display: flex;
      align-items: flex-start;
      gap: 1rem;
      margin-bottom: 1rem;
      color: #cbd5e1;
    }

    .contact-info i {
      color: var(--accent);
      margin-top: 0.2rem;
    }

    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding-top: 2rem;
      border-top: 1px solid #374151;
      text-align: center;
      color: #9ca3af;
    }

    .footer-bottom p {
      font-size: 0.9rem;
    }

    /* --- RESPONSIVE FOOTER --- */
    @media (max-width: 768px) {
      .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
      }

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

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

      .footer-links a {
        justify-content: center;
      }

      .contact-info li {
        justify-content: center;
        text-align: center;
      }
    }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .tests-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        gap: 0;
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border);
    }

    .nav-menu a {
        padding: 1rem 0;
        width: 100%;
        display: block;
        font-size: 1.1rem;
    }

    .nav-menu .btn {
        margin-top: 1rem;
        width: 100%;
        text-align: center;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 0 0 0 1.5rem;
        margin: 0;
        background: transparent;
        display: none;
    }

    .dropdown:hover .dropdown-menu {
        display: block;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .section-header h2 {
        font-size: 2.3rem;
    }

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

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }

    .navbar {
        padding: 0.8rem 5%;
    }

    .logo img {
        height: 70px;
        width: 180px;
    }

    .tests-hero {
        padding: 5rem 5% 3rem;
        padding-top: 120px;
        min-height: 350px;
    }

    .hero-content h1 {
        font-size: 2.3rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .tests-section {
        padding: 3rem 5%;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .test-categories {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .tests-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .test-card h3 {
        font-size: 1.3rem;
        min-height: auto;
    }

    .test-meta {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer {
        padding: 3rem 5% 1.5rem;
    }
}

@media (max-width: 480px) {
    .tests-hero {
        padding: 4rem 5% 2.5rem;
        padding-top: 100px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .test-card {
        padding: 1.5rem;
    }

    .test-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }

    .nav-menu {
        width: 100%;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
    width: 10px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}