/* =========================================
   Dmuchańce Tup-Tup Milena Zabielska - Base Styles (Bulgarian SEO-ready)
   ========================================= */

/* =========================================
   1. CSS Variables (Design Tokens)
   ========================================= */
:root {
  /* Color Palette - Gaming / Neon / Glassmorphism */
  --color-bg: #050816; /* дълбок тъмен фон за high-end гейм визия */
  --color-bg-soft: #0b1020;
  --color-bg-elevated: rgba(15, 23, 42, 0.9);
  --color-surface-glass: rgba(15, 23, 42, 0.7);
  --color-surface-glass-strong: rgba(15, 23, 42, 0.9);

  --color-text: #e5e7eb; /* основен текст – не чисто бял за по-добър контраст */
  --color-text-muted: #9ca3af;
  --color-text-soft: #6b7280;

  --color-primary: #3b82f6; /* ярко синьо – основен акцент */
  --color-primary-soft: rgba(59, 130, 246, 0.15);
  --color-primary-strong: #1d4ed8;

  --color-accent-neon: #22d3ee; /* неонов акцент – кибер ефект */
  --color-accent-neon-soft: rgba(34, 211, 238, 0.2);

  --color-success: #22c55e;
  --color-warning: #eab308;
  --color-danger: #ef4444;

  /* Neutral Grays */
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Semantic Background Helpers (за секции: новини, ревюта, общност и др.) */
  --section-bg-news: radial-gradient(circle at top left, rgba(59, 130, 246, 0.18), transparent 55%),
                     radial-gradient(circle at bottom right, rgba(34, 211, 238, 0.15), transparent 55%),
                     #050816;
  --section-bg-reviews: radial-gradient(circle at top right, rgba(147, 51, 234, 0.18), transparent 55%),
                        #050816;
  --section-bg-esports: radial-gradient(circle at center, rgba(239, 68, 68, 0.18), transparent 60%),
                        #050816;
  --section-bg-community: radial-gradient(circle at bottom left, rgba(34, 197, 94, 0.18), transparent 55%),
                          #050816;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Inter", "Roboto", "Segoe UI", sans-serif;
  --font-display: "Rajdhani", "Orbitron", system-ui, sans-serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (0 – 96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows (за неонови и стъклени ефекти) */
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.6);
  --shadow-strong: 0 25px 80px rgba(15, 23, 42, 0.9);
  --shadow-neon-primary: 0 0 25px rgba(59, 130, 246, 0.6);
  --shadow-neon-accent: 0 0 22px rgba(34, 211, 238, 0.7);

  /* Borders & Blur */
  --border-subtle: 1px solid rgba(148, 163, 184, 0.25);
  --border-strong: 1px solid rgba(148, 163, 184, 0.4);
  --blur-glass-sm: 10px;
  --blur-glass-md: 18px;

  /* Transitions & Animation Durations */
  --transition-fast: 150ms ease-out;
  --transition-normal: 220ms ease-out;
  --transition-slow: 350ms ease;

  --anim-duration-hero-bg: 28s;
  --anim-duration-float: 8s;
  --anim-duration-card-in: 420ms;

  /* Layout */
  --layout-max-width: 1200px;
  --layout-max-width-wide: 1400px;
  --layout-page-padding-x: 1.25rem; /* мобилно по подразбиране */
}

/* =========================================
   2. Reset / Normalize
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

h1, h2, h3, h4, h5, h6,
p, blockquote, figure,
ol, ul, dl {
  margin: 0;
}

ol, ul {
  padding: 0;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  border: none;
  padding: 0;
  background: none;
}

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

/* =========================================
   3. Base Global Styles
   ========================================= */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.85), #020617),
              radial-gradient(circle at bottom right, rgba(37, 99, 235, 0.5), transparent 60%);
  color: var(--color-text);
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 60vh;
}

/* Headings – силна типографска йерархия за гейм новини */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: #f9fafb;
  letter-spacing: 0.03em;
}

h1 {
  font-size: clamp(2.2rem, 4vw, var(--font-size-5xl));
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.7rem, 3vw, var(--font-size-4xl));
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.4rem, 2.2vw, var(--font-size-3xl));
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

/* Links – модерни hover ефекти */
a {
  color: var(--color-primary);
  transition: color var(--transition-fast),
              text-shadow var(--transition-fast),
              opacity var(--transition-fast);
}

a:hover {
  color: var(--color-accent-neon);
  text-shadow: 0 0 12px rgba(34, 211, 238, 0.8);
}

a:active {
  opacity: 0.85;
}

/* Lists */
ul[class], ol[class] {
  list-style: none;
}

/* Code / Pre (за tech и хардуер ревюта) */
code, pre {
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

pre {
  padding: var(--space-3);
  background: rgba(15, 23, 42, 0.9);
  border-radius: var(--radius-md);
  border: var(--border-subtle);
  overflow: auto;
}

/* =========================================
   4. Accessibility & Motion
   ========================================= */
:focus-visible {
  outline: 2px solid var(--color-accent-neon);
  outline-offset: 3px;
}

:focus:not(:focus-visible) {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* =========================================
   5. Layout Utilities
   ========================================= */
.container {
  width: 100%;
  max-width: var(--layout-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--layout-page-padding-x);
  padding-right: var(--layout-page-padding-x);
}

.container--wide {
  max-width: var(--layout-max-width-wide);
}

.section {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.section--tight {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

.section__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.section__title {
  font-size: var(--font-size-2xl);
}

.section__subtitle {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-soft);
}

/* Flex helpers */
.flex {
  display: flex;
}

.flex-row {
  flex-direction: row;
}

.flex-col {
  flex-direction: column;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-xs { gap: var(--space-2); }
.gap-sm { gap: var(--space-3); }
.gap-md { gap: var(--space-4); }
.gap-lg { gap: var(--space-6); }

/* Grid helpers */
.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-5);
}

@media (max-width: 960px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Width & alignment */
.text-center { text-align: center; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--space-2); }
.mt-sm { margin-top: var(--space-3); }
.mt-md { margin-top: var(--space-4); }
.mt-lg { margin-top: var(--space-6); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--space-2); }
.mb-sm { margin-bottom: var(--space-3); }
.mb-md { margin-bottom: var(--space-4); }
.mb-lg { margin-bottom: var(--space-6); }

.py-section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

/* Visually hidden (screen reader only) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================
   6. Core Components
   ========================================= */

/* 6.1 Buttons – основен CTA за герой, новини, ревюта, esports */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-normal),
              color var(--transition-normal),
              box-shadow var(--transition-normal),
              transform var(--transition-fast),
              border-color var(--transition-normal);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-neon));
  color: #0b1020;
  box-shadow: var(--shadow-neon-primary);
}

.btn--primary:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: var(--shadow-neon-accent);
}

.btn--secondary {
  background: rgba(15, 23, 42, 0.85);
  color: var(--color-text);
  border-color: rgba(148, 163, 184, 0.4);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(var(--blur-glass-sm));
}

.btn--secondary:hover {
  border-color: var(--color-accent-neon);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: rgba(148, 163, 184, 0.3);
}

.btn--ghost:hover {
  color: var(--color-accent-neon);
  border-color: var(--color-accent-neon);
}

.btn--sm {
  padding: 0.45rem 1rem;
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: 0.9rem 1.8rem;
  font-size: var(--font-size-base);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

/* 6.2 Form Elements – търсене, контакт, потребителски коментари */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(15, 23, 42, 0.85);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  outline: none;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              background-color var(--transition-fast),
              transform var(--transition-fast);
  backdrop-filter: blur(var(--blur-glass-sm));
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-soft);
}

.input:focus,
.textarea:focus,
.select:focus {
  border-color: var(--color-accent-neon);
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.45);
}

.textarea {
  min-height: 140px;
  resize: vertical;
}

.input--pill {
  border-radius: var(--radius-pill);
}

.input--search {
  padding-right: 3rem; /* място за икона на търсачка */
}

/* 6.3 Cards – използва се за новини, ревюта, esports, общност */
.card {
  position: relative;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface-glass);
  border: var(--border-subtle);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(var(--blur-glass-md));
  transition: transform var(--transition-normal),
              box-shadow var(--transition-normal),
              border-color var(--transition-normal),
              background-color var(--transition-normal);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.15), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(59, 130, 246, 0.7);
  background-color: var(--color-surface-glass-strong);
}

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

.card--interactive {
  cursor: pointer;
}

.card__eyebrow {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-soft);
  margin-bottom: var(--space-2);
}

.card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-soft);
  margin-top: var(--space-2);
}

/* Hero / Featured визуални карти за начална страница */
.card--hero {
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.8));
}

/* 6.4 Tags / Pills – за категории: Новини, Ревюта, Esports, Общество */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: var(--color-text-soft);
}

.tag--primary {
  border-color: rgba(59, 130, 246, 0.9);
  background: rgba(59, 130, 246, 0.15);
  color: #dbeafe;
}

.tag--esports {
  border-color: rgba(239, 68, 68, 0.8);
  background: rgba(239, 68, 68, 0.16);
}

.tag--community {
  border-color: rgba(34, 197, 94, 0.8);
  background: rgba(34, 197, 94, 0.16);
}

/* 6.5 Hero Shell – анимиран гейм фон за начална страница */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
  color: var(--color-text);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.25), transparent 55%),
    radial-gradient(circle at 90% 80%, rgba(129, 140, 248, 0.2), transparent 55%),
    linear-gradient(145deg, #020617, #020617 28%, #020617 60%, #020617);
  opacity: 0.92;
}

.hero__orbits,
.hero__particles {
  position: absolute;
  inset: -20%;
  background-image:
    radial-gradient(circle at 10% 10%, rgba(59, 130, 246, 0.4) 0, transparent 55%),
    radial-gradient(circle at 80% 30%, rgba(34, 211, 238, 0.4) 0, transparent 55%),
    radial-gradient(circle at 30% 80%, rgba(96, 165, 250, 0.45) 0, transparent 55%);
  mix-blend-mode: screen;
  opacity: 0.45;
  animation: hero-orbit var(--anim-duration-hero-bg) linear infinite;
}

.hero__particles {
  background-image:
    radial-gradient(circle at 18% 22%, rgba(34, 211, 238, 0.7) 0, transparent 55%),
    radial-gradient(circle at 65% 75%, rgba(59, 130, 246, 0.7) 0, transparent 55%),
    radial-gradient(circle at 82% 18%, rgba(14, 165, 233, 0.7) 0, transparent 55%);
  opacity: 0.22;
  filter: blur(10px);
  animation-duration: calc(var(--anim-duration-hero-bg) * 0.8);
}

.hero__float {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, rgba(34, 211, 238, 0.75), transparent 60%);
  top: 12%;
  right: 4%;
  opacity: 0.16;
  filter: blur(4px);
  animation: float var(--anim-duration-float) ease-in-out infinite;
}

@keyframes hero-orbit {
  0% {
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }
  50% {
    transform: translate3d(0, -16px, 0) rotate(180deg) scale(1.03);
  }
  100% {
    transform: translate3d(0, 0, 0) rotate(360deg) scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, 24px, 0);
  }
}

/* 6.6 Animated content loading – за карти със статии */
.fade-in-up {
  opacity: 0;
  transform: translateY(12px);
  animation: fade-in-up var(--anim-duration-card-in) ease-out forwards;
}

@keyframes fade-in-up {
  0% {
    opacity: 0;
    transform: translateY(14px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 6.7 Footer basics – подходящ за SEO линкове на български */
.footer {
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
  border-top: 1px solid rgba(148, 163, 184, 0.35);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #020617);
}

.footer__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-soft);
}

.footer a {
  color: var(--color-gray-200);
}

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

/* =========================================
   7. Helper Classes for Theming Sections
   ========================================= */

.section--news {
  background: var(--section-bg-news);
}

.section--reviews {
  background: var(--section-bg-reviews);
}

.section--esports {
  background: var(--section-bg-esports);
}

.section--community {
  background: var(--section-bg-community);
}

.section--light {
  background: radial-gradient(circle at top, rgba(248, 250, 252, 0.14), rgba(15, 23, 42, 0.96));
}

/* =========================================
   8. Responsive Tweaks
   ========================================= */

@media (min-width: 768px) {
  :root {
    --layout-page-padding-x: 2rem;
  }

  .hero {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

@media (min-width: 1024px) {
  :root {
    --layout-page-padding-x: 2.5rem;
  }
}