/*
 * Guest Post Buddy – global base styles (reset, utilities, components)
 */

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  }
body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  }
img {
  max-width: 100%;
  height: auto;
  display: block;
  }
a {
  color: var(--clr-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  }
a:hover {
  color: var(--clr-primary-dark);
  }
ul {
  list-style: none;
  }
button {
  cursor: pointer;
  font-family: inherit;
  }
input, textarea, select {
  font-family: inherit;
  }
/* =============================================    TYPOGRAPHY    ============================================= */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-text);
  }
h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  }
h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  }
h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  }
h4 {
  font-size: 1.125rem;
  }
p  {
  color: var(--clr-text-muted);
  line-height: 1.7;
  }
.text-primary   {
  color: var(--clr-primary);
  }
.text-muted     {
  color: var(--clr-text-muted);
  }
.text-center    {
  text-align: center;
  }
.font-bold      {
  font-weight: 700;
  }
.font-semibold  {
  font-weight: 600;
  }
/* =============================================    LAYOUT UTILITIES    ============================================= */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  }
@media (max-width: 768px) {
  .container {
  padding: 0 var(--space-md);
  }
}
.flex          {
  display: flex;
  }
.flex-col      {
  flex-direction: column;
  }
.items-center  {
  align-items: center;
  }
.justify-between {
  justify-content: space-between;
  }
.gap-sm        {
  gap: var(--space-sm);
  }
.gap-md        {
  gap: var(--space-md);
  }
.gap-lg        {
  gap: var(--space-lg);
  }
.hidden        {
  display: none;
  }
.mt-sm         { margin-top: var(--space-sm); }
.mt-md         { margin-top: var(--space-md); }
.mt-lg         { margin-top: var(--space-lg); }
.mt-xl         { margin-top: var(--space-xl); }
.mt-2xl        { margin-top: var(--space-2xl); }
.mt-16         { margin-top: 16px; }
.ml-sm         { margin-left: 8px; }
.mb-lg         { margin-bottom: var(--space-lg); }
.mb-12         { margin-bottom: 12px; }
.mb-16         { margin-bottom: 16px; }
.p-0           { padding: 0; }
.text-center   { text-align: center; }
.no-underline  { text-decoration: none !important; }
.block         { display: block; }
.w-auto        { width: auto; }
.flex-row-center { display: flex; align-items: center; gap: 8px; }
.flex-wrap-gap { display: flex; gap: var(--space-sm); margin-top: var(--space-lg); flex-wrap: wrap; }
.flex-wrap-gap-md { display: flex; gap: var(--space-sm); margin-top: var(--space-md); flex-wrap: wrap; }
.justify-center { justify-content: center; }
.checkbox-auto { width: auto; }
.remember-label { margin-bottom: 0; font-weight: 400; color: var(--clr-text-muted); }
.logo-centered { justify-content: center; margin-bottom: 8px; }
.logo-text--custom { color: var(--gpb-logo-color, inherit); }
.u-progress { width: var(--gpb-progress, 0%); }
.u-bar-height { height: var(--gpb-bar-h, 0px); }
.text-muted-dot { color: #334155; }
.error-404-wrap { padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl); text-align: center; }
.error-404-code { font-size: 6rem; font-weight: 900; color: var(--clr-primary-light); line-height: 1; }
.error-404-title { margin-bottom: var(--space-md); }
.error-404-desc { color: var(--clr-text-muted); max-width: 500px; margin: 0 auto var(--space-xl); }
.gpb-empty-state { text-align: center; padding: 64px 16px; }
.gpb-empty-state h2 { margin: 0 0 12px; }
.gpb-empty-state p { color: var(--clr-text-muted); margin: 0 0 24px; }
.modal-site-subtitle { color: var(--clr-text-muted); font-size: 0.85rem; margin: 2px 0 0; }
.contact-loading { text-align: center; padding: 32px; }
.contact-loading p { margin-top: 12px; color: var(--clr-text-muted); }
.gpb-db-opt-card { max-width: 800px; margin: 20px 0; }
.gpb-db-opt-actions { margin: 20px 0; }
.ds-val-warning { color: var(--clr-warning); }
.ds-val-danger { color: var(--clr-danger); }
.nav-badge-warning { background: var(--clr-warning); }
.btn-danger-solid { background: #EF4444; color: #fff; border: none; }
.max-w-480 { max-width: 480px; }
.page-link-ellipsis { border: none; }
.sort-select { width: auto; }
/* =============================================    BUTTONS    ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1;
  letter-spacing: -0.01em;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none !important;
  }
  .btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.18) 0%, transparent 55%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
    border-radius: inherit;
    }
  .btn:hover::after {
    opacity: 1;
    }
  .btn:active {
    transform: scale(0.97) !important;
    transition-duration: 0.08s;
    }
  .btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
    border-color: transparent;
    }
  .btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(99,102,241,0.45), 0 4px 12px rgba(0,0,0,0.12);
    }
  .btn-outline {
    background: transparent;
    color: var(--clr-primary);
    border-color: rgba(99,102,241,0.3);
    }
  .btn-outline:hover {
    background: var(--clr-primary);
    color: #fff;
    border-color: var(--clr-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary);
    }
  .btn-ghost {
    background: transparent;
    color: var(--clr-text-muted);
    border-color: var(--clr-border);
    }
  .btn-ghost:hover {
    background: var(--clr-bg);
    color: var(--clr-text);
    border-color: rgba(0,0,0,0.1);
    }
  .btn-success {
    background: var(--clr-success);
    color: #fff;
    border-color: var(--clr-success);
    box-shadow: 0 4px 14px rgba(16,185,129,0.35);
    }
  .btn-danger  {
    background: var(--clr-danger);
    color: #fff;
    border-color: var(--clr-danger);
    box-shadow: 0 4px 14px rgba(239,68,68,0.35);
    }
  .btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    }
  
  .btn-lg {
    padding: 0.9rem 2.25rem;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    border-color: #ffffff;
    }
  .btn-full {
    width: 100%;
    justify-content: center;
    }

/* =============================================    FORM ELEMENTS    ============================================= */
.form-group {
  margin-bottom: var(--space-lg);
  }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 0.375rem;
  }
.form-label span.req {
  color: var(--clr-danger);
  margin-left: 2px;
  }
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  color: var(--clr-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  }
.form-control:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(108,99,255,.12);
  }
.form-control::placeholder {
  color: var(--clr-text-light);
  }
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  }
.form-hint {
  font-size: 0.78rem;
  color: var(--clr-text-light);
  margin-top: 0.25rem;
  }
.form-error {
  font-size: 0.78rem;
  color: var(--clr-danger);
  margin-top: 0.25rem;
  }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  }
@media (max-width: 600px) {
  .form-row {
  grid-template-columns: 1fr;
  }
}
/* =============================================    CARDS    ============================================= */
.card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(0,0,0,0.055);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  }
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(99,102,241,0.12);
  }
.card-body {
  padding: var(--space-lg);
  }
.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid rgba(0,0,0,0.055);
  }
.card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid rgba(0,0,0,0.055);
  background: rgba(245,245,249,0.6);
  }
/* =============================================    BADGES    ============================================= */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  }
.badge-primary  {
  background: var(--clr-primary-light);
  color: var(--clr-primary);
  }
.badge-success  {
  background: #ECFDF5;
  color: var(--clr-success);
  }
.badge-warning  {
  background: #FFFBEB;
  color: var(--clr-warning);
  }
.badge-danger   {
  background: #FEF2F2;
  color: var(--clr-danger);
  }
.badge-info     {
  background: #EFF6FF;
  color: var(--clr-info);
  }
.badge-gray     {
  background: #F3F4F6;
  color: var(--clr-text-muted);
  }
.badge-dofollow {
  background: #ECFDF5;
  color: var(--clr-success);
  }
.badge-nofollow {
  background: #FEF2F2;
  color: var(--clr-danger);
  }
/* =============================================    ALERTS    ============================================= */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  }
.alert-success {
  background: #ECFDF5;
  color: #065F46;
  border-left: 3px solid var(--clr-success);
  }
.alert-error   {
  background: #FEF2F2;
  color: #991B1B;
  border-left: 3px solid var(--clr-danger);
  }
.alert-warning {
  background: #FFFBEB;
  color: #92400E;
  border-left: 3px solid var(--clr-warning);
  }
.alert-info    {
  background: #EFF6FF;
  color: #1E40AF;
  border-left: 3px solid var(--clr-info);
  }
/* =============================================    MODAL    ============================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.6);
  backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  }
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
  }
.modal-box {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2xl);
  width: 90%;
  max-width: 520px;
  transform: translateY(20px) scale(.97);
  transition: transform var(--transition-base);
  }
.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
  }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  }
.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--clr-text-muted);
  line-height: 1;
  padding: 4px;
  border-radius: var(--radius-sm);
  }
.modal-close:hover {
  background: var(--clr-bg);
  color: var(--clr-text);
  }
/* =============================================    PAGINATION    ============================================= */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-2xl);
  }
.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1.5px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text-muted);
  transition: all var(--transition-fast);
  }
.page-link:hover, .page-link.active {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
  }
/* =============================================    LOADER / SPINNER    ============================================= */
.spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(108,99,255,.2);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
  }
@keyframes spin {
  to {
  transform: rotate(360deg);
  }
}
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 400% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
  }
@keyframes shimmer {
  0%,100% {
  background-position: 100% 0;
  }
50% {
  background-position: -100% 0;
  }
}
/* =============================================    STAT BOX    ============================================= */
.stat-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  }
.stat-box .stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
  }
.stat-box .stat-label {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  margin-top: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .05em;
  }
/* =============================================    RESPONSIVE UTILITIES    ============================================= */
@media (max-width: 1024px) {
  .hide-lg {
  display: none !important;
  }
}
@media (max-width: 768px)  {
  .hide-md {
  display: none !important;
  }
}
@media (max-width: 480px)  {
  .hide-sm {
  display: none !important;
  }
}
/* ═══════════════════════════════════════════════    PREMIUM KEYFRAMES & UTILITY CLASSES    ═══════════════════════════════════════════════ */
@keyframes gpb-float {
  0%, 100% {
  transform: translateY(0);
  }
50%       {
  transform: translateY(-8px);
  }
}
@keyframes gpb-glow-pulse {
  0%, 100% {
  opacity: 0.45;
  transform: scale(1);
  }
50%       {
  opacity: 0.72;
  transform: scale(1.08);
  }
}
@keyframes gpb-slide-up {
  from {
  opacity: 0;
  transform: translateY(24px);
  }
to   {
  opacity: 1;
  transform: translateY(0);
  }
}
@keyframes gpb-fade-in {
  from {
  opacity: 0;
  }
to   {
  opacity: 1;
  }
}
@keyframes gpb-shimmer {
  from {
  background-position: -400px 0;
  }
to   {
  background-position:  400px 0;
  }
}
/* Glass panels */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  }
.glass-panel-dark {
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-dark);
  border-radius: var(--radius-xl);
  }
/* Form control polish */
.form-control {
  background: rgba(245,245,249,0.8);
  border: 1.5px solid rgba(0,0,0,0.09);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  }
.form-control:focus {
  background: #FFFFFF;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
  }
/* Skeleton refinement */
.skeleton {
  background: linear-gradient(90deg, #EDEDF0 25%, #E4E4E7 50%, #EDEDF0 75%);
  background-size: 400% 100%;
  animation: gpb-shimmer 1.6s ease-in-out infinite;
  }
/* Stat box polish */
.stat-box {
  border-color: rgba(0,0,0,0.055);
  border-radius: var(--radius-lg);
  }
.stat-box .stat-value {
  letter-spacing: -0.03em;
  }
/* Badge refinement */
.badge {
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  font-weight: 700;
  }
.badge-primary {
  background: rgba(99,102,241,0.1);
  color: var(--clr-primary);
  }
/* Pagination */
.page-link {
  border-radius: var(--radius-md);
  font-weight: 600;
  border-color: rgba(0,0,0,0.07);
  }
.page-link:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-xs);
  }
.page-link.active {
  box-shadow: var(--shadow-primary);
  border-color: var(--clr-primary);
  }

/* =============================================
   WordPress core block layout compatibility
   ============================================= */
.alignleft {
  float: left;
  margin: 0 1.5em 1em 0;
}
.alignright {
  float: right;
  margin: 0 0 1em 1.5em;
}
.aligncenter {
  display: block;
  margin-inline: auto;
  text-align: center;
}
.alignwide,
.alignfull {
  max-width: none;
}
.wp-block-image img,
.wp-caption img {
  max-width: 100%;
  height: auto;
}
.gallery-caption,
.wp-caption-text {
  font-size: 0.85em;
  color: var(--clr-text-muted);
}
.blocks-gallery-grid,
.wp-block-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.post-prose::after,
.page-prose::after {
  content: '';
  display: table;
  clear: both;
}