/* ==========================================================================
   ALEXANDRE VECCHIETTI — IDENTITY & LINK HUB DESIGN SYSTEM
   Editorial, Swiss Minimalist, Technical Precision Architecture
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --bg: #F4F4F2;
  --bg-subtle: #ECECE9;
  --surface: #FFFFFF;
  --surface-hover: #FBFBFA;
  --surface-active: #F0F0EE;
  
  --text-main: #141C24;
  --text-muted: #55606E;
  --text-dim: #7C8794;
  --text-miudo: #385068;
  
  --border-color: #D8D8D4;
  --border-subtle: #E8E8E5;
  --cross-color: #9AA3AC;
  
  --card-shadow-hover: 0 4px 20px rgba(20, 28, 36, 0.04);
  
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --max-width: 440px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  background-color: var(--bg);
  color: var(--text-main);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: calc(env(safe-area-inset-top, 0px) + 2.2rem) 1.25rem calc(env(safe-area-inset-bottom, 0px) + 2.5rem);
  background-color: var(--bg);
  position: relative;
  overflow-x: hidden;
}

/* Background Subtle Technical Grid Lines */
.page-bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
  background-image: 
    linear-gradient(to right, rgba(20, 28, 36, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(20, 28, 36, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.6;
}

/* Main Hub Container */
.hub-container {
  width: 100%;
  max-width: var(--max-width);
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Floating Top Actions (Share / Info) */
.top-action-bar {
  width: 100%;
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.75rem;
  padding: 0 0.25rem;
}

.share-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all 0.2s ease;
  background-color: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(4px);
}

.share-btn:hover, .share-btn:focus-visible {
  background-color: var(--surface);
  color: var(--text-main);
  border-color: var(--text-main);
}

.share-btn svg {
  width: 13px;
  height: 13px;
}

/* ==========================================================================
   HEADER SECTION
   ========================================================================== */

.profile-header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 2rem;
}

/* AV Monogram Box with Technical Corner Crosshairs */
.monogram-wrapper {
  position: relative;
  display: inline-block;
  margin-bottom: 1.25rem;
  padding: 10px;
}

.monogram-box {
  width: 72px;
  height: 72px;
  background-color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.monogram-text {
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
}

/* Crosshair Markers (+) */
.crop-cross {
  position: absolute;
  width: 11px;
  height: 11px;
  pointer-events: none;
}

.crop-cross::before,
.crop-cross::after {
  content: '';
  position: absolute;
  background-color: var(--cross-color);
}

.crop-cross::before {
  top: 5px;
  left: 0;
  right: 0;
  height: 1px;
}

.crop-cross::after {
  left: 5px;
  top: 0;
  bottom: 0;
  width: 1px;
}

.cross-tl { top: 5px; left: 5px; }
.cross-tr { top: 5px; right: 5px; }
.cross-bl { bottom: 5px; left: 5px; }
.cross-br { bottom: 5px; right: 5px; }

/* Profile Typography */
.profile-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-main);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
  line-height: 1.2;
}

.profile-descriptor {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--text-miudo);
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.profile-bio {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--text-muted);
  max-width: 320px;
  font-weight: 400;
}

.profile-bio .highlight {
  color: var(--text-main);
  font-weight: 500;
}

/* ==========================================================================
   LINKS LIST & CARDS
   ========================================================================== */

.links-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

/* Card Container with Architectural Crosshair Styling */
.card-wrapper {
  position: relative;
  width: 100%;
  padding: 5px; /* Room for corner crosses */
}

.link-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.95rem 1rem 0.95rem 1.05rem;
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  text-decoration: none;
  color: inherit;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.link-card:hover {
  background-color: var(--surface-hover);
  border-color: var(--text-main);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-1px);
}

.link-card:active {
  background-color: var(--surface-active);
  transform: scale(0.995);
}

.link-card:focus-visible {
  outline: 2px solid var(--text-main);
  outline-offset: 2px;
}

/* Left Index Number (01, 02...) */
.card-index {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  margin-right: 0.95rem;
  flex-shrink: 0;
  width: 1.6rem;
  transition: color 0.2s ease;
}

.link-card:hover .card-index {
  color: var(--text-main);
}

/* Card Text Content */
.card-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  text-align: left;
  padding-right: 0.75rem;
  min-width: 0; /* Text truncation protection */
}

.card-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-main);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
  line-height: 1.25;
}

.card-title-with-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.title-icon-svg {
  width: 17px;
  height: 17px;
  color: var(--text-main);
  flex-shrink: 0;
}

.card-subtitle {
  font-size: 0.75rem;
  line-height: 1.35;
  color: var(--text-muted);
  font-weight: 400;
}

/* Right Arrow Icon */
.card-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-miudo);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease;
}

.card-arrow svg {
  width: 17px;
  height: 17px;
}

.link-card:hover .card-arrow {
  color: var(--text-main);
  transform: translateX(3px);
}

/* ==========================================================================
   WHATSAPP CUSTOM CARD STYLING
   ========================================================================== */

.link-card.whatsapp-card {
  background-color: #25D366;
  border-color: #1EBE5D;
  color: #072B15;
}

.link-card.whatsapp-card .card-title {
  color: #072B15;
  font-weight: 700;
}

.link-card.whatsapp-card .card-subtitle {
  color: rgba(7, 43, 21, 0.85);
}

.link-card.whatsapp-card .whatsapp-index {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: #072B15;
  width: 1.6rem;
  margin-right: 0.95rem;
}

.link-card.whatsapp-card .whatsapp-icon {
  width: 22px;
  height: 22px;
  color: #072B15;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.link-card.whatsapp-card .card-arrow {
  color: #072B15;
}

.link-card.whatsapp-card:hover {
  background-color: #20C25C;
  border-color: #179E4A;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.32);
  transform: translateY(-2px);
}

.link-card.whatsapp-card:hover .whatsapp-icon {
  transform: scale(1.12);
}

.link-card.whatsapp-card:hover .card-arrow {
  color: #072B15;
  transform: translateX(4px);
}

.card-wrapper-whatsapp .crop-cross::before,
.card-wrapper-whatsapp .crop-cross::after {
  background-color: #1EBE5D;
}

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

.page-footer {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0.5rem 0.5rem;
  border-top: 1px solid var(--border-color);
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-brand {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-brand:hover {
  color: var(--text-miudo);
}

.footer-social {
  color: var(--text-miudo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.2s ease;
}

.footer-social:hover {
  color: var(--text-main);
}

.footer-social svg {
  width: 14px;
  height: 14px;
}

/* ==========================================================================
   TOAST NOTIFICATION (Copy feedback)
   ========================================================================== */

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--text-main);
  color: #FFFFFF;
  padding: 0.65rem 1.25rem;
  font-size: 0.8rem;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  border-radius: 4px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 100;
  box-shadow: 0 8px 24px rgba(20, 28, 36, 0.2);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   RESPONSIVE ADJUSTMENTS
   ========================================================================== */

@media (max-width: 375px) {
  :root {
    --max-width: 100%;
  }
  
  body {
    padding: calc(env(safe-area-inset-top, 0px) + 1.5rem) 0.85rem calc(env(safe-area-inset-bottom, 0px) + 2rem);
  }
  
  .profile-name {
    font-size: 1.3rem;
  }
  
  .link-card {
    padding: 0.85rem 0.85rem;
  }
  
  .card-title {
    font-size: 0.82rem;
  }
  
  .card-subtitle {
    font-size: 0.72rem;
  }
}