/* ==================================================
   ROHITHBUILDS DESIGN SYSTEM
   Complete redesign for brand consistency
================================================== */

:root {
  /* BRAND COLORS */
  --primary: #fbbf24;        /* Brand Yellow */
  --primary-hover: #e2a715;  /* Slightly darker yellow */
  --primary-light: rgba(251, 191, 36, 0.1);  /* Warm tint for overlays/alerts */
  --primary-dark: #fbbf24;   /* Brand Yellow */

  --accent: #f9fafb;         /* Light Accent (headings/text) */
  --accent-hover: #fbbf24;   /* Yellow hover accent */
  --accent-light: rgba(251, 191, 36, 0.1);

  /* TYPOGRAPHY COLORS */
  --text: #f9fafb;           /* White text */
  --text-light: #9ca3af;     /* Grey text */
  --text-lighter: #9ca3af;
  --text-muted: #6b7280;

  /* SURFACE COLORS */
  --bg: #111827;             /* Dark background */
  --surface: #1f2937;        /* Dark surface */
  --surface-alt: #111827;    /* Dark background alt */
  --surface-hover: #374151;  /* Dark surface hover */

  /* BORDERS */
  --border: #374151;         /* Dark border */
  --border-light: #4b5563;

  /* STATUS COLORS */
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;

  /* RADIUS SYSTEM */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  /* SHADOW SYSTEM */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.5);

  /* LAYOUT */
  --container: 1280px;

  /* SPACING SCALE (8px base) */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  --spacing-3xl: 48px;
  --spacing-4xl: 64px;

  /* TRANSITIONS */
  --transition: all 0.2s ease;
  --transition-slow: all 0.3s ease;
}

/* ==================================================
   RESET & BASE
================================================== */

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.main-content {
  flex: 1;
}

/* ==================================================
   TYPOGRAPHY SYSTEM
================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.5px;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

.page-title {
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: var(--spacing-md);
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 650px;
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-size: clamp(2.2rem, 5vw, 3rem);
  margin-bottom: var(--spacing-3xl);
  color: var(--text);
  letter-spacing: -0.03em;
}

/* ==================================================
   NAVBAR
================================================== */

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(31, 41, 55, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  padding: var(--spacing-lg) 0;
}

.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text);
  transition: var(--transition);
}

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

.logo-accent {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
}

.nav-link {
  text-decoration: none;
  color: var(--text-light);
  font-weight: 600;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

/* NAVBAR DROPDOWN */
.nav-item-dropdown {
  position: relative;
  display: inline-block;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(15px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  min-width: 280px;
  z-index: 1010;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  pointer-events: none;
}

/* Hover bridge */
.nav-dropdown-menu::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 0;
  right: 0;
  height: 20px;
  background: transparent;
}

.nav-item-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(8px);
  pointer-events: auto;
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-light);
  transition: var(--transition);
  text-decoration: none;
  text-align: left;
}

.nav-dropdown-item:hover {
  background: var(--surface-hover);
  color: var(--accent);
}

.nav-dropdown-icon {
  font-size: 1.2rem;
  background: var(--surface-alt);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: var(--transition);
}

.nav-dropdown-item:hover .nav-dropdown-icon {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.nav-dropdown-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.nav-dropdown-text strong {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 700;
}

.nav-dropdown-text span {
  font-size: 0.75rem;
  color: var(--text-light);
  font-weight: 400;
}

.nav-caret {
  font-size: 0.6rem;
  margin-left: 2px;
  display: inline-block;
  transition: transform 0.2s ease;
  vertical-align: middle;
}

.nav-item-dropdown:hover .nav-caret {
  transform: rotate(180deg);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  z-index: 10000;
  position: relative;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  border-radius: 1px;
}

.nav-hamburger.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.nav-hamburger.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* BACKDROP OVERLAY FOR MOBILE NAV */
.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

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

.btn-primary,
.nav-cta-btn,
.btn-copy-lg,
.btn-like-lg {
  background: var(--primary);
  color: #111827;
  border: none;
  border-radius: var(--radius-md);
  padding: 12px 22px;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.btn-primary:hover,
.nav-cta-btn:hover,
.btn-copy-lg:hover,
.btn-like-lg:hover {
  background: #111827;
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary.large,
.btn-secondary.large {
  padding: 16px 30px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary.large {
  background: var(--primary);
  color: #111827;
  box-shadow: 0 10px 30px rgba(251, 191, 36, 0.25);
}

.btn-primary.large:hover {
  background: #111827;
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(17, 24, 39, 0.35);
}

.btn-secondary.large {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary.large:hover {
  background: var(--surface-hover);
  transform: translateY(-2px);
}

.btn-ghost {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
  cursor: pointer;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-ghost:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
}

.btn-sm {
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 0.95rem;
  text-decoration: none;
  font-weight: 600;
}

.btn-danger {
  background: var(--danger);
  color: white;
  border: none;
  cursor: pointer;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

.btn-danger:hover {
  background: #dc2626;
  transform: translateY(-2px);
}

.btn-fav-lg {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-fav-lg.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary-light);
}

/* ==================================================
   FORMS
================================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.form-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--text);
  transition: var(--transition);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

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

.card,
.auth-card,
.form-card,
.improve-card,
.sidebar-card,
.admin-action-card,
.stat-card,
.feature-card,
.course-card,
.pcard,
.prompt-card,
.lesson-content-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.card:hover,
.auth-card:hover,
.form-card:hover,
.improve-card:hover,
.stat-card:hover,
.feature-card:hover,
.course-card:hover,
.pcard:hover,
.prompt-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ==================================================
   ALERTS & FLASH MESSAGES
================================================== */

.flash-container {
  position: fixed;
  top: 90px;
  right: 20px;
  z-index: 3000;
}

.flash {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.flash-success {
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #d1fae5;
}

.flash-danger {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fee2e2;
}

.flash-warning {
  background: var(--accent-light);
  color: #a16207;
  border: 1px solid #fcd34d;
}

.flash-info {
  background: var(--primary-light);
  color: var(--primary-dark);
  border: 1px solid #93c5fd;
}

/* ==================================================
   BADGES & LABELS
================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.badge-accent {
  background: var(--accent-light);
  color: var(--warning);
}

.badge-success {
  background: #dcfce7;
  color: #16a34a;
}

.badge-danger {
  background: #fee2e2;
  color: #dc2626;
}

.badge-muted {
  background: var(--surface-hover);
  color: var(--text-light);
}

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

.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--spacing-3xl) 0;
  margin-top: auto;
  text-align: center;
}

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

.footer-links {
  margin-top: var(--spacing-md);
}

.footer-links a {
  text-decoration: none;
  color: var(--primary);
  margin: 0 var(--spacing-md);
  transition: var(--transition);
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--primary-hover);
}

.footer-text {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* ==================================================
   UTILITY CLASSES
================================================== */

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

.text-muted {
  color: var(--text-light);
}

.text-accent {
  color: var(--accent-hover);
}

.text-primary {
  color: var(--primary);
}

.mt {
  margin-top: var(--spacing-lg);
}

.mb {
  margin-bottom: var(--spacing-lg);
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}

/* ==================================================
   RESPONSIVE DESIGN
================================================== */

@media (max-width: 1200px) {
  .container,
  .nav-container {
    padding: 0 20px;
  }
}

@media (max-width: 992px) {
  .nav-links {
    gap: 18px;
  }
}

@media (max-width: 768px) {
  .container,
  .nav-container {
    padding: 0 18px;
  }

  .nav-links {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    transform: translateX(100%);
    width: 320px;
    max-width: 85%;
    height: 100vh;
    background: rgba(17, 24, 39, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 9999;
    padding: 90px var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
    flex-direction: column;
    gap: 0;
    border-left: 1px solid var(--border);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
    align-items: flex-start !important;
  }

  .nav-links.active {
    transform: translateX(0);
  }

  .nav-link {
    width: 100%;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 1.15rem;
    font-weight: 600;
    text-align: left;
    display: block;
    color: var(--text-light);
  }

  .nav-link:hover,
  .nav-link.active {
    color: var(--primary) !important;
  }

  .nav-item-dropdown {
    width: 100%;
    display: block;
    text-align: left !important;
  }

  .nav-item-dropdown:hover .nav-dropdown-menu,
  .nav-dropdown-menu {
    position: static !important;
    display: flex !important;
    flex-direction: column;
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto !important;
    box-shadow: none !important;
    border: none !important;
    padding: var(--spacing-xs) 0 var(--spacing-sm) var(--spacing-md) !important;
    background: transparent !important;
    min-width: unset !important;
    gap: var(--spacing-sm) !important;
  }

  .nav-dropdown-item {
    padding: var(--spacing-xs) 0 !important;
    border-bottom: none !important;
    justify-content: flex-start !important;
    text-align: left !important;
    display: flex !important;
    gap: var(--spacing-sm) !important;
  }

  .nav-dropdown-text {
    align-items: flex-start !important;
    text-align: left !important;
  }

  .nav-dropdown-text strong {
    font-size: 1rem !important;
    color: var(--text) !important;
  }

  .nav-dropdown-text span {
    font-size: 0.78rem !important;
    color: var(--text-light) !important;
  }
  
  .nav-caret {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .page-title {
    font-size: 2.3rem;
  }

  .page-subtitle {
    font-size: 1rem;
  }

  h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
  }

  h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
  }

  h3 {
    font-size: 1.25rem;
  }

  .btn-primary.large,
  .btn-secondary.large,
  .btn-ghost {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .container,
  .nav-container {
    padding: 0 16px;
  }

  :root {
    --spacing-lg: 14px;
    --spacing-xl: 20px;
  }

  .flash-container {
    right: 16px;
    left: 16px;
    top: 80px;
  }

  .flash {
    padding: 12px 16px;
  }
}
@media (max-width: 768px) {

  .nav-right .btn-primary {
    padding: 10px 18px;
    font-size: 0.95rem;
    border-radius: 14px;
  }

  .nav-logo {
    font-size: 1.8rem;
  }

}
@media (max-width: 768px) {

  .nav-right .btn-primary:first-child {
    display: none;
  }

}
@media (max-width: 768px) {

  .nav-right .btn-primary {
    padding: 8px 14px;
    font-size: 0.85rem;
    border-radius: 10px;
  }

}
.flash-message {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}
.flash-verification {
    background: linear-gradient(
        135deg,
        rgba(139,92,246,.15),
        rgba(99,102,241,.12)
    );
    color: #6d28d9;
    border: 1px solid rgba(139,92,246,.25);
    backdrop-filter: blur(10px);
}

/* ==================================================
   GLOBAL DARK THEME OVERRIDES & CLEANUP
================================================== */

body {
  background-color: var(--bg) !important;
  color: var(--text) !important;
}

/* Cards & Content containers */
.card, .pcard, .prompt-card, .course-card, .lesson-content-card, .improve-card, .dashboard-card, .auth-card, .form-card, .sidebar-card, .admin-action-card, .stat-card, .roadmap-timeline, .roadmap-item, .featured-course, .sidebar, .rohi-chat, .rohi-limit-card {
  background-color: var(--surface) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}

/* Page Headers & Text elements */
h1, h2, h3, h4, h5, h6, .page-title, .section-title, .jobs-title, .improve-title, .result-title, .course-title, .lesson-title, .prompt-title, .hero-title {
  color: var(--text) !important;
}

/* Inputs & Form Elements */
.form-input, .form-select, .form-textarea, .improve-textarea, .search-input, .rohi-input {
  background-color: var(--surface) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}

/* Code Areas & Preformatted Text */
pre, code, .result-text, .prompt-content-box, .code-editor-area {
  background-color: var(--bg) !important;
  color: #a7f3d0 !important; /* Premium light green code font */
  border-color: var(--border) !important;
}

/* Subtitles, labels, and metadata */
.page-subtitle, .section-subtitle, .jobs-subtitle, .improve-subtitle, .stat-label, .text-light, .text-muted, .meta-tag, .prompt-views-count, .sidebar-group-title {
  color: var(--text-light) !important;
}

/* Secondary Button and Ghost Button fixes */
.btn-secondary, .btn-ghost, .btn-outline-white, .btn-outline-gold {
  background-color: var(--surface) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}

.btn-secondary:hover, .btn-ghost:hover {
  background-color: var(--surface-hover) !important;
  border-color: var(--primary) !important;
}

/* Specific page layout adjustments */
.navbar {
  background-color: rgba(31, 41, 55, 0.96) !important;
  border-bottom: 1px solid var(--border) !important;
}

.footer {
  background-color: var(--bg) !important;
  border-top: 1px solid var(--border) !important;
}

@media (min-width: 769px) {
  .nav-links {
    background-color: transparent !important;
  }
}
@media (max-width: 768px) {
  .nav-links {
    background-color: rgba(17, 24, 39, 0.98) !important;
  }
}

.nav-hamburger span {
  background: var(--text) !important;
}

/* Dark mode specific text inside dropdowns */
.nav-dropdown-menu {
  background: var(--surface) !important;
  border-color: var(--border) !important;
}

.nav-dropdown-item:hover {
  background: var(--surface-hover) !important;
}

.nav-dropdown-text strong {
  color: var(--text) !important;
}

.nav-dropdown-text span {
  color: var(--text-light) !important;
}

/* Mobile Navigation Helpers */
.nav-show-mobile {
  display: none !important;
}

@media (max-width: 768px) {
  .nav-hide-mobile {
    display: none !important;
  }
  .nav-show-mobile {
    display: block !important;
  }
}