/* ==================================================================
   Romania Event Hub - Base Styles
   ------------------------------------------------------------------
   Modern, minimalist, elegant, welcoming, light, cinematic
   ================================================================== */

/* ==================================================================
   1. Root Variables
   ================================================================== */
:root {
  /* Colors */
  --color-bg: #f7f9fc; /* soft light background */
  --color-surface: #ffffff;
  --color-text: #1f2933; /* deep gray */
  --color-text-muted: #6b7280;
  --color-primary: #3b82f6; /* light blue accent */
  --color-primary-soft: rgba(59, 130, 246, 0.12);
  --color-primary-dark: #1d4ed8;
  --color-success: #16a34a;
  --color-warning: #f59e0b;
  --color-danger: #dc2626;

  --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: #1f2933;
  --color-gray-900: #111827;

  /* Cinematic overlays */
  --color-hero-overlay: rgba(7, 16, 31, 0.40); /* subtle cinematic dark */
  --color-hero-overlay-light: rgba(15, 39, 80, 0.22); /* light blue tint */

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", 
    "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, Helvetica, Arial, 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-4: 0.25rem; /* 4px */
  --space-8: 0.5rem; /* 8px */
  --space-12: 0.75rem; /* 12px */
  --space-16: 1rem; /* 16px */
  --space-20: 1.25rem; /* 20px */
  --space-24: 1.5rem; /* 24px */
  --space-32: 2rem; /* 32px */
  --space-40: 2.5rem; /* 40px */
  --space-48: 3rem; /* 48px */
  --space-56: 3.5rem; /* 56px */
  --space-64: 4rem; /* 64px */
  --space-80: 5rem; /* 80px */
  --space-96: 6rem; /* 96px */

  /* Radius */
  --radius-sm: 0.375rem; /* 6px */
  --radius-md: 0.75rem;  /* 12px - softer cards */
  --radius-lg: 1.25rem;  /* 20px - hero & modals */
  --radius-full: 999px;

  /* Shadows (subtle, cinematic) */
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-medium: 0 18px 45px rgba(15, 23, 42, 0.12);
  --shadow-strong: 0 30px 80px rgba(15, 23, 42, 0.18);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 320ms ease-out;

  /* Layout */
  --container-max-width: 1200px;
  --container-padding-x: 1.5rem; /* 24px */

  /* Z-index */
  --z-header: 50;
  --z-hero-overlay: 10;
  --z-modal: 100;
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0s;
    --transition-normal: 0s;
    --transition-slow: 0s;
  }
}

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

* {
  margin: 0;
}

html,
body {
  padding: 0;
}

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

body {
  min-height: 100vh;
}

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

img {
  height: auto;
}

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

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

ul,
ol {
  padding-left: 1.25rem;
}

/* Remove default link styles */
a {
  color: inherit;
  text-decoration: none;
}

/* Smooth scrolling but respect user preference */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ==================================================================
   3. Base Typography & Elements
   ================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-bg);
  color: var(--color-text);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

p {
  margin-bottom: var(--space-16);
  color: var(--color-text);
}

p:last-child {
  margin-bottom: 0;
}

small {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

/* Headings */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-gray-900);
  margin-bottom: var(--space-12);
}

h1 {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

h3 {
  font-size: clamp(1.4rem, 2.3vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

/* Elegant heading spacing for spacious layouts */
section {
  padding-block: var(--space-48);
}

@media (min-width: 768px) {
  section {
    padding-block: var(--space-64);
  }
}

/* Links */
a {
  cursor: pointer;
  transition: color var(--transition-normal),
    opacity var(--transition-fast),
    text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ==================================================================
   4. Utilities
   ================================================================== */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
}

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

.inline-flex {
  display: inline-flex;
}

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

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

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

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-24);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-24);
}

@media (min-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Spacing utilities (core ones for layout) */
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: var(--space-16); }
.mt-24 { margin-top: var(--space-24); }
.mt-32 { margin-top: var(--space-32); }
.mt-40 { margin-top: var(--space-40); }
.mt-48 { margin-top: var(--space-48); }

.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: var(--space-16); }
.mb-24 { margin-bottom: var(--space-24); }
.mb-32 { margin-bottom: var(--space-32); }
.mb-40 { margin-bottom: var(--space-40); }
.mb-48 { margin-bottom: var(--space-48); }

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

/* 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;
}

/* Hero sections - large, cinematic */
.hero {
  position: relative;
  min-height: min(80vh, 900px);
  display: flex;
  align-items: center;
  color: #ffffff;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero__bg img,
.hero__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
      to bottom,
      rgba(10, 24, 48, 0.85),
      rgba(10, 24, 48, 0.75)
    ),
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.45), transparent 60%);
  mix-blend-mode: normal;
  z-index: var(--z-hero-overlay);
}

.hero__content {
  position: relative;
  z-index: calc(var(--z-hero-overlay) + 1);
  padding-block: var(--space-64);
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: var(--font-size-xs);
  color: rgba(226, 232, 240, 0.9);
  margin-bottom: var(--space-12);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.25rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-16);
  color: #fff;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  max-width: 34rem;
  color: rgba(241, 245, 249, 0.9);
  margin-bottom: var(--space-32);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
}

@media (max-width: 640px) {
  .hero__subtitle {
    max-width: 100%;
  }
}

/* ==================================================================
   5. Components
   ================================================================== */

/* Buttons - modern, minimalist, focus on primary CTA in Romanian */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-inline: 1.4rem;
  padding-block: 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast),
    border-color var(--transition-fast),
    opacity var(--transition-fast);
}

.button--primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.3);
}

.button--primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 20px 55px rgba(30, 64, 175, 0.35);
  transform: translateY(-1px);
}

.button--primary:active {
  transform: translateY(0);
  box-shadow: 0 10px 25px rgba(30, 64, 175, 0.35);
}

.button--secondary {
  background-color: rgba(15, 23, 42, 0.02);
  color: inherit;
  border-color: rgba(148, 163, 184, 0.45);
  backdrop-filter: blur(12px);
}

.hero .button--secondary {
  background-color: rgba(15, 23, 42, 0.45);
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.8);
}

.button--secondary:hover {
  background-color: rgba(15, 23, 42, 0.06);
}

.hero .button--secondary:hover {
  background-color: rgba(15, 23, 42, 0.7);
}

.button--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-primary);
}

.button:disabled,
.button[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.button:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

/* Inputs & form fields */
.input,
.textarea,
.select {
  width: 100%;
  padding-inline: 0.9rem;
  padding-block: 0.7rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-fast);
}

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

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: rgba(59, 130, 246, 0.85);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.4);
}

.input[aria-invalid="true"],
.textarea[aria-invalid="true"],
.select[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.field-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--color-gray-800);
}

.field-help {
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.field-error {
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: var(--color-danger);
}

/* Cards - used for experiences, evenimente, poker evenings, etc. */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-soft);
  padding: var(--space-24);
  overflow: hidden;
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.card__eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.card__meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.card__footer {
  margin-top: var(--space-20);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-12);
}

/* Gallery grid helper */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-16);
  }
}

.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* Tag / Pill for categories (ex: "Evenimente private", "Poker offline") */
.tag {
  display: inline-flex;
  align-items: center;
  padding-inline: 0.7rem;
  padding-block: 0.22rem;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 500;
}

/* Navigation bar shell (no layout assumptions about HTML) */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  backdrop-filter: blur(16px);
  background-color: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  padding-block: 0.85rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-gray-700);
  position: relative;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #38bdf8, #3b82f6);
  border-radius: 999px;
  transition: width var(--transition-normal);
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  width: 100%;
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary-dark);
}

/* Footer */
.site-footer {
  padding-block: var(--space-32);
  background: #020617;
  color: rgba(226, 232, 240, 0.9);
}

.site-footer a {
  color: inherit;
}

.site-footer a:hover {
  color: #e0f2fe;
}

/* ==================================================================
   6. Accessibility & Motion
   ================================================================== */

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

/* Reduce motion for users that prefer it */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==================================================================
   7. Page-specific helper classes (generic, reusable)
   ================================================================== */

/* Light section to highlight rezervări or CTA blocks */
.section--emphasis {
  background: linear-gradient(135deg, #e0f2fe 0%, #f9fafb 45%, #ffffff 100%);
}

/* For text overlays on images in Gallery or Restaurant interior blocks */
.overlay-card {
  position: relative;
  color: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.overlay-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay-card__layer {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.9),
    rgba(15, 23, 42, 0.2)
  );
}

.overlay-card__content {
  position: absolute;
  inset-inline: var(--space-20);
  inset-block-end: var(--space-20);
}

/* Contact map wrapper */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.map-container iframe {
  display: block;
  width: 100%;
  border: 0;
}