/* ============================================
   BLOCKWALL — variables.css
   Design System & Charte Graphique
   ============================================ */

/* ============================================
   1. CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {

  /* --- Couleurs principales --- */
  --color-green:            #00F5A0;
  --color-green-hover:      #00DC90;
  --color-green-dim:        rgba(0, 245, 160, 0.13);
  --color-green-glow:       rgba(0, 245, 160, 0.33);
  --color-green-soft:       rgba(0, 245, 160, 0.08);

  --color-cyan:             #00D9FF;
  --color-cyan-dim:         rgba(0, 217, 255, 0.15);

  --color-purple:           #8B5CF6;
  --color-purple-dim:       rgba(139, 92, 246, 0.15);

  --color-orange:           #FFAA2C;
  --color-orange-dim:       rgba(255, 170, 44, 0.15);

  --color-red:              #FF4D6A;
  --color-red-dim:          rgba(255, 77, 106, 0.12);

  /* --- Backgrounds --- */
  --bg-primary:             #07080D;
  --bg-secondary:           #0D0F17;
  --bg-card:                #111422;
  --bg-card-hover:          #181C2E;
  --bg-input:               #0A0C14;
  --bg-elevated:            #151829;

  /* --- Texte --- */
  --text-primary:           #F0F1F5;
  --text-secondary:         #8A8FA8;
  --text-dim:               #4A4F6A;
  --text-inverse:           #07080D;

  /* --- Bordures --- */
  --border-default:         #1A1E30;
  --border-focus:           #2A3050;
  --border-accent:          var(--color-green);

  /* --- Polices --- */
  --font-display:           'Outfit', system-ui, -apple-system, sans-serif;
  --font-mono:              'Space Mono', 'Fira Code', 'Courier New', monospace;

  /* --- Tailles de police --- */
  --text-xs:                0.72rem;   /* 11.5px */
  --text-sm:                0.8rem;    /* 12.8px */
  --text-base:              0.9rem;    /* 14.4px */
  --text-md:                0.95rem;   /* 15.2px */
  --text-lg:                1.1rem;    /* 17.6px */
  --text-xl:                1.25rem;   /* 20px   */
  --text-2xl:               1.5rem;    /* 24px   */
  --text-3xl:               2rem;      /* 32px   */
  --text-4xl:               2.5rem;    /* 40px   */
  --text-5xl:               3.2rem;    /* 51px   */
  --text-hero:              clamp(3rem, 8vw, 6rem);

  /* --- Épaisseurs de police --- */
  --weight-light:           300;
  --weight-regular:         400;
  --weight-medium:          500;
  --weight-semibold:        600;
  --weight-bold:            700;
  --weight-extrabold:       800;
  --weight-black:           900;

  /* --- Espacement --- */
  --space-xs:               0.25rem;   /* 4px  */
  --space-sm:               0.5rem;    /* 8px  */
  --space-md:               1rem;      /* 16px */
  --space-lg:               1.5rem;    /* 24px */
  --space-xl:               2rem;      /* 32px */
  --space-2xl:              3rem;      /* 48px */
  --space-3xl:              4rem;      /* 64px */
  --space-4xl:              6rem;      /* 96px */
  --space-section:          8rem;      /* 128px */

  /* --- Rayons de bordure --- */
  --radius-xs:              4px;
  --radius-sm:              8px;
  --radius-md:              10px;
  --radius-lg:              12px;
  --radius-xl:              16px;
  --radius-full:            100px;

  /* --- Ombres --- */
  --shadow-sm:              0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md:              0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg:              0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-green:           0 0 30px var(--color-green-glow);
  --shadow-green-lg:        0 0 40px var(--color-green-glow), 0 8px 32px rgba(0, 0, 0, 0.4);

  /* --- Transitions --- */
  --transition-fast:        0.15s ease;
  --transition-base:        0.3s ease;
  --transition-slow:        0.5s ease;
  --transition-spring:      0.8s cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Z-index --- */
  --z-base:                 1;
  --z-dropdown:             10;
  --z-sticky:               50;
  --z-overlay:              100;
  --z-modal:                1000;
  --z-fullscreen:           10000;
  --z-noise:                99999;

  /* --- Dimensions max --- */
  --max-width-content:      1100px;
  --max-width-narrow:       800px;
  --max-width-form:         400px;
  --nav-height:             64px;
}


/* ============================================
   2. RESET & BASE
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  text-decoration: underline;
}

input, button, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--color-green);
  color: var(--bg-primary);
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-default);
  border-radius: var(--radius-xs);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}


/* ============================================
   3. TEXTURE GLOBALE (noise overlay)
   ============================================ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: var(--z-noise);
}


/* ============================================
   4. TYPOGRAPHIE
   ============================================ */
.font-display { font-family: var(--font-display); }
.font-mono    { font-family: var(--font-mono); }

.text-xs      { font-size: var(--text-xs); }
.text-sm      { font-size: var(--text-sm); }
.text-base    { font-size: var(--text-base); }
.text-md      { font-size: var(--text-md); }
.text-lg      { font-size: var(--text-lg); }
.text-xl      { font-size: var(--text-xl); }
.text-2xl     { font-size: var(--text-2xl); }
.text-3xl     { font-size: var(--text-3xl); }
.text-4xl     { font-size: var(--text-4xl); }
.text-5xl     { font-size: var(--text-5xl); }
.text-hero    { font-size: var(--text-hero); }

.weight-light     { font-weight: var(--weight-light); }
.weight-regular   { font-weight: var(--weight-regular); }
.weight-medium    { font-weight: var(--weight-medium); }
.weight-semibold  { font-weight: var(--weight-semibold); }
.weight-bold      { font-weight: var(--weight-bold); }
.weight-extrabold { font-weight: var(--weight-extrabold); }
.weight-black     { font-weight: var(--weight-black); }

.text-primary     { color: var(--text-primary); }
.text-secondary   { color: var(--text-secondary); }
.text-dim         { color: var(--text-dim); }
.text-green       { color: var(--color-green); }
.text-cyan        { color: var(--color-cyan); }
.text-red         { color: var(--color-red); }
.text-orange      { color: var(--color-orange); }

/* Gradient texte signature BlockWall */
.text-gradient {
  background: linear-gradient(135deg, var(--color-green), var(--color-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Labels et badges */
.label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-dim);
}

.section-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-green);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: var(--weight-extrabold);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: var(--space-3xl);
}

/* Valeurs chiffrées (prix, stats) */
.value-display {
  font-family: var(--font-mono);
  font-weight: var(--weight-bold);
  color: var(--color-green);
}


/* ============================================
   5. LOGO
   ============================================ */
.logo {
  font-family: var(--font-mono);
  font-weight: var(--weight-bold);
  font-size: var(--text-2xl);
  letter-spacing: -0.5px;
  user-select: none;
}
.logo span {
  color: var(--color-green);
}
.logo-sm {
  font-size: var(--text-lg);
}


/* ============================================
   6. BOUTONS
   ============================================ */

/* Bouton principal (vert) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 1rem 2.5rem;
  background: var(--color-green);
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-weight: var(--weight-extrabold);
  font-size: var(--text-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}
.btn-primary:hover::after {
  transform: translateX(100%);
}
.btn-primary:hover {
  box-shadow: var(--shadow-green-lg);
  transform: translateY(-2px);
  text-decoration: none;
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Bouton secondaire (outline) */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 1rem 2rem;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  cursor: pointer;
  transition: all var(--transition-base);
}
.btn-secondary:hover {
  border-color: var(--text-dim);
  background: var(--bg-card);
  text-decoration: none;
}

/* Bouton petit (toolbar, contrôles) */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-icon:hover {
  border-color: var(--color-green);
  color: var(--color-green);
}

/* Bouton social (Google, Apple) */
.btn-social {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.8rem;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-social:hover {
  border-color: var(--border-focus);
  background: var(--bg-card);
  transform: translateY(-1px);
}
.btn-social svg {
  width: 18px;
  height: 18px;
}

/* État loading */
.btn-loading {
  position: relative;
  pointer-events: none;
}
.btn-loading .btn-text {
  opacity: 0;
}
.btn-loading .spinner {
  opacity: 1;
}
.spinner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.spinner-dot {
  width: 8px;
  height: 8px;
  background: var(--text-inverse);
  border-radius: 50%;
  margin: 0 3px;
  animation: spinner-bounce 0.6s infinite alternate;
}
.spinner-dot:nth-child(2) { animation-delay: 0.2s; }
.spinner-dot:nth-child(3) { animation-delay: 0.4s; }


/* ============================================
   7. INPUTS & FORMULAIRES
   ============================================ */
.input-group {
  margin-bottom: var(--space-lg);
  position: relative;
}

.input-group label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--space-sm);
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  overflow: hidden;
}

.input-wrap:focus-within {
  border-color: var(--color-green);
  box-shadow: 0 0 0 3px var(--color-green-dim), 0 0 20px var(--color-green-dim);
}

.input-wrap.error {
  border-color: var(--color-red);
  box-shadow: 0 0 0 3px var(--color-red-dim);
}

.input-wrap.success {
  border-color: var(--color-green);
}

.input-wrap input {
  flex: 1;
  padding: 0.9rem 1rem;
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: var(--text-md);
}

.input-wrap input::placeholder {
  color: var(--text-dim);
}

.input-icon {
  padding: 0 0 0 1rem;
  color: var(--text-dim);
  font-size: var(--text-lg);
  flex-shrink: 0;
  display: flex;
  align-items: center;
}


/* ============================================
   8. CARTES
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}

/* Ligne verte en haut au hover */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-green), var(--color-cyan));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  border-color: var(--color-green-dim);
  transform: translateY(-4px);
  background: var(--bg-card-hover);
}

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

/* Carte stat */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.stat-card:hover {
  border-color: var(--color-green-dim);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-green);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}


/* ============================================
   9. NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-overlay);
  height: var(--nav-height);
  padding: 0 var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(7, 8, 13, 0.85);
  border-bottom: 1px solid var(--border-default);
}

.nav-stats {
  display: flex;
  gap: var(--space-xl);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.nav-stats strong {
  color: var(--color-green);
  font-family: var(--font-mono);
}

.nav-cta {
  background: var(--color-green);
  color: var(--text-inverse);
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-base);
  cursor: pointer;
  transition: all var(--transition-base);
}

.nav-cta:hover {
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}


/* ============================================
   10. BADGES & INDICATORS
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  padding: 0.5rem 1.2rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.badge-green {
  background: var(--color-green-soft);
  border-color: rgba(0, 245, 160, 0.2);
  color: var(--color-green);
}

.badge-red {
  background: var(--color-red-dim);
  border-color: rgba(255, 77, 106, 0.2);
  color: var(--color-red);
}


/* ============================================
   11. MESSAGES / ALERTES
   ============================================ */
.message {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  animation: fadeInUp 0.3s ease;
}

.message-success {
  background: var(--color-green-soft);
  border: 1px solid rgba(0, 245, 160, 0.2);
  color: var(--color-green);
}

.message-error {
  background: var(--color-red-dim);
  border: 1px solid rgba(255, 77, 106, 0.2);
  color: var(--color-red);
}

.message-info {
  background: var(--color-cyan-dim);
  border: 1px solid rgba(0, 217, 255, 0.2);
  color: var(--color-cyan);
}


/* ============================================
   12. DIVIDERS
   ============================================ */
.divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--border-default);
}

.divider-text {
  font-size: var(--text-sm);
  color: var(--text-dim);
}


/* ============================================
   13. TABLEAUX
   ============================================ */
.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-default);
}

.table th {
  background: var(--bg-card);
  padding: var(--space-md);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border-default);
}

.table td {
  padding: var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  border-bottom: 1px solid var(--border-default);
  background: var(--bg-secondary);
}

.table tr:last-child td {
  border-bottom: none;
}

.table td.profit {
  color: var(--color-green);
  font-weight: var(--weight-bold);
}


/* ============================================
   14. TOOLTIPS
   ============================================ */
.tooltip {
  position: absolute;
  pointer-events: none;
  background: rgba(7, 8, 13, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-green);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  font-size: var(--text-sm);
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  min-width: 160px;
}


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

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--color-green-glow); }
  50%      { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}

@keyframes spinner-bounce {
  to { transform: translateY(-8px); opacity: 0.4; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all var(--transition-spring);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered reveal (ajouter delay-1, delay-2... aux enfants) */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }


/* ============================================
   16. AMBIANCES & GLOWS
   ============================================ */

/* Halo vert ambiant (à placer sur un parent avec position:relative) */
.glow-green {
  position: relative;
}
.glow-green::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--color-green-dim) 0%, transparent 70%);
  pointer-events: none;
}

/* Fond section alternée */
.bg-elevated {
  background: var(--bg-secondary);
}


/* ============================================
   17. UTILITAIRES LAYOUT
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.flex-wrap     { flex-wrap: wrap; }
.items-center  { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-xs        { gap: var(--space-xs); }
.gap-sm        { gap: var(--space-sm); }
.gap-md        { gap: var(--space-md); }
.gap-lg        { gap: var(--space-lg); }
.gap-xl        { gap: var(--space-xl); }
.gap-2xl       { gap: var(--space-2xl); }

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

.mx-auto       { margin-left: auto; margin-right: auto; }
.mt-md         { margin-top: var(--space-md); }
.mt-lg         { margin-top: var(--space-lg); }
.mt-xl         { margin-top: var(--space-xl); }
.mb-md         { margin-bottom: var(--space-md); }
.mb-lg         { margin-bottom: var(--space-lg); }
.mb-xl         { margin-bottom: var(--space-xl); }


/* ============================================
   18. RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .nav-stats { display: none; }
  .hide-tablet { display: none; }
}

@media (max-width: 600px) {
  :root {
    --space-section: 5rem;
    --space-3xl: 3rem;
  }
  .hide-mobile { display: none; }
  .stack-mobile { flex-direction: column; }
}