/* ============================================================================
   PURE BLACK 3D OBSIDIAN THEME — NGUYỄN LỘC | TOF NEXUS
   Font: Be Vietnam Pro (Tối ưu chuyên biệt cho dấu Tiếng Việt)
   ============================================================================ */

:root {
  color-scheme: dark;
  --bg-black: #000000;
  --bg-card: rgba(18, 19, 24, 0.92);
  --bg-card-hover: rgba(25, 27, 34, 0.96);
  --bg-elevated: rgba(255, 255, 255, 0.055);

  --border-dim: rgba(255, 255, 255, 0.16);
  --border-bright: rgba(255, 255, 255, 0.42);

  --text-white: #ffffff;
  --text-silver: #d4d4d8;
  --text-muted: #a1a1aa;

  --accent-blue: #38bdf8;
  --accent-emerald: #10b981;

  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-pill: 9999px;

  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--bg-black);
  color: var(--text-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100dvh;
  background-color: var(--bg-black);
  color: var(--text-white);
  position: relative;
  overflow-x: hidden;
}

/* ============================================================================
   ANIMATED PURE BLACK BACKGROUND
   ============================================================================ */
.black-ambient-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, #15161c 0%, #000000 68%);
}

.aurora-spotlight {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
  @media (prefers-reduced-motion: no-preference) {
    animation: floatSpotlight 12s ease-in-out infinite alternate;
  }
}

.aurora-1 {
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, #ffffff 0%, transparent 70%);
  top: -120px;
  left: 50%;
  translate: -50% 0;
}

.aurora-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #38bdf8 0%, transparent 70%);
  bottom: 8%;
  left: 50%;
  translate: -30% 0;
  animation-delay: -5s;
}

@keyframes floatSpotlight {
  0% {
    transform: scale(1) translate(0, 0);
    opacity: 0.16;
  }
  100% {
    transform: scale(1.18) translate(15px, 20px);
    opacity: 0.28;
  }
}

.grid-mesh {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse at 50% 15%, black 25%, transparent 78%);
}

/* ============================================================================
   STAGGERED ENTRY REVEAL ANIMATION
   ============================================================================ */
.reveal-item {
  @media (prefers-reduced-motion: no-preference) {
    opacity: 0;
    translate: 0 18px;
    animation: fadeUpReveal 0.65s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: var(--delay, 0s);
  }
}

@keyframes fadeUpReveal {
  to {
    opacity: 1;
    translate: 0 0;
  }
}

/* ============================================================================
   TIKTOK IN-APP BANNER
   ============================================================================ */
.tiktok-banner {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(18, 18, 22, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-white);
  font-size: 0.8rem;
}

.tiktok-banner[hidden] {
  display: none;
}

.tiktok-banner-content {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 440px;
  margin: 0 auto;
}

.tiktok-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffffff;
  flex-shrink: 0;
}

.icon-btn-small {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-dim);
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ============================================================================
   LAYOUT CONTAINER
   ============================================================================ */
.page-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  padding: 20px 16px 44px;
  perspective: 1200px;
}

.main-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ============================================================================
   3D ELEVATED CARD SURFACE (NỔI KHỐI 3D)
   ============================================================================ */
.card-3d {
  background: linear-gradient(165deg, rgba(32, 34, 42, 0.94) 0%, rgba(12, 13, 17, 0.98) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.34);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 3px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 22px 44px -10px rgba(0, 0, 0, 0.95),
    0 8px 20px -4px rgba(0, 0, 0, 0.8),
    0 -1px 16px -4px rgba(255, 255, 255, 0.07),
    inset 0 1px 1px rgba(255, 255, 255, 0.25),
    inset 0 -2px 6px rgba(0, 0, 0, 0.75);
  transform: translateY(-2px) translateZ(0);
  transition:
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.28s ease;
}

.card-3d:hover {
  transform: translateY(-6px) scale(1.008);
  border-top-color: rgba(255, 255, 255, 0.55);
  box-shadow:
    0 30px 58px -10px rgba(0, 0, 0, 0.98),
    0 12px 28px -6px rgba(255, 255, 255, 0.09),
    inset 0 1px 2px rgba(255, 255, 255, 0.38),
    inset 0 -2px 6px rgba(0, 0, 0, 0.8);
}

/* ============================================================================
   1. PROFILE HERO CARD & MUSIC BUTTON
   ============================================================================ */
.profile-card {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 18px 20px 26px;
  text-align: center;
  backdrop-filter: blur(20px);
  overflow: hidden;
}

.profile-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.75), transparent);
}

.card-top-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
}

.top-right-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.executive-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
  color: var(--text-silver);
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  @media (prefers-reduced-motion: no-preference) {
    animation: pulseLive 2s ease-in-out infinite;
  }
}

@keyframes pulseLive {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.55; }
}

/* Music Toggle Pill Button & Animated Equalizer Bars */
.music-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--text-white);
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.music-pill-btn.is-playing {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.5);
  color: #a7f3d0;
}

.music-pill-btn:hover,
.music-pill-btn:focus-visible {
  transform: translateY(-1px);
  border-color: var(--border-bright);
}

.equalizer-bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 12px;
}

.eq-bar {
  width: 2.5px;
  height: 4px;
  background-color: currentColor;
  border-radius: 2px;
}

.music-pill-btn.is-playing .eq-bar {
  @media (prefers-reduced-motion: no-preference) {
    animation: eqBounce 0.85s ease-in-out infinite alternate;
  }
}

.music-pill-btn.is-playing .eq-bar:nth-child(2) {
  animation-delay: 0.22s;
}

.music-pill-btn.is-playing .eq-bar:nth-child(3) {
  animation-delay: 0.42s;
}

@keyframes eqBounce {
  0% { height: 3px; }
  100% { height: 12px; }
}

.icon-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text-white);
  flex-shrink: 0;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.icon-share-btn:hover,
.icon-share-btn:focus-visible {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--border-bright);
  transform: translateY(-1px);
}

/* Avatar with Animated Metallic Conic Ring */
.avatar-wrapper {
  position: relative;
  width: 116px;
  height: 116px;
  margin: 0 auto 16px;
}

.avatar-rotating-halo {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(255, 255, 255, 0.15),
    rgba(255, 255, 255, 0.95),
    rgba(148, 163, 184, 0.2),
    rgba(255, 255, 255, 0.85),
    rgba(255, 255, 255, 0.15)
  );
  @media (prefers-reduced-motion: no-preference) {
    animation: spinHalo 8s linear infinite;
  }
}

@keyframes spinHalo {
  to {
    transform: rotate(360deg);
  }
}

.avatar-img {
  position: relative;
  z-index: 1;
  width: 116px;
  height: 116px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid var(--bg-black);
  background-color: #ffffff;
  display: block;
}

.verified-badge {
  position: absolute;
  bottom: 2px;
  right: 2px;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-black);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.8);
}

.profile-identity {
  margin-bottom: 14px;
}

.profile-name {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text-white);
  margin-bottom: 6px;
}

.profile-role {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-white);
}

.profile-bio {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-silver);
  max-width: 390px;
  margin: 0 auto;
  line-height: 1.62;
}

/* ============================================================================
   OBSIDIAN 3D CARDS (COMPANY & SHOWCASE)
   ============================================================================ */
.obsidian-card {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 22px 20px;
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.spotlight-border::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
}

.showcase-border::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.75), transparent);
}

.card-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.card-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text-white);
}

.card-badge-cyan {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.35);
  color: #7dd3fc;
}

.card-domain {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.card-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 8px;
  line-height: 1.35;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-silver);
  margin-bottom: 14px;
  line-height: 1.6;
}

.tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 16px;
}

.tag-pill {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-silver);
}

/* ============================================================================
   COMPACT ANIMATED CTA BUTTONS (THU GỌN CHIỀU CAO & CHIỀU RỘNG)
   ============================================================================ */
.cta-btn-wrap {
  display: flex;
  justify-content: center;
  margin-top: 4px;
}

.btn-cta-animated {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: auto;
  min-width: 175px;
  max-width: 100%;
  margin: 0 auto;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(110deg, #ffffff 0%, #e2e8f0 45%, #ffffff 55%, #f1f5f9 100%);
  background-size: 220% 100%;
  color: #000000;
  border: 1px solid #ffffff;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
  overflow: hidden;
  box-shadow:
    0 6px 20px -4px rgba(255, 255, 255, 0.35),
    0 2px 0 rgba(203, 213, 225, 0.9);
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.22s ease;
  @media (prefers-reduced-motion: no-preference) {
    animation: ctaPulseGlow 3s ease-in-out infinite;
  }
}

.btn-cta-animated:hover,
.btn-cta-animated:focus-visible {
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 12px 28px -4px rgba(255, 255, 255, 0.55),
    0 3px 0 rgba(203, 213, 225, 0.95);
}

.btn-cta-animated:active {
  transform: translateY(0) scale(0.98);
}

/* Vệt sáng Shimmer quét ngang liên tục */
.btn-cta-animated::after {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  width: 38%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.95),
    rgba(56, 189, 248, 0.35),
    transparent
  );
  transform: skewX(-24deg);
  left: -65%;
  pointer-events: none;
  @media (prefers-reduced-motion: no-preference) {
    animation: sweepLight 3.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  }
}

/* Mũi tên chuyển động nhịp nhàng */
.cta-icon-anim {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  @media (prefers-reduced-motion: no-preference) {
    animation: arrowBounceRight 1.6s ease-in-out infinite;
  }
}

@keyframes sweepLight {
  0% {
    left: -65%;
  }
  45%, 100% {
    left: 135%;
  }
}

@keyframes ctaPulseGlow {
  0%, 100% {
    box-shadow: 0 6px 18px -4px rgba(255, 255, 255, 0.28), 0 0 0 0 rgba(255, 255, 255, 0.22);
  }
  50% {
    box-shadow: 0 10px 26px -4px rgba(255, 255, 255, 0.48), 0 0 0 4px rgba(255, 255, 255, 0.08);
  }
}

@keyframes arrowBounceRight {
  0%, 100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(4px);
  }
}

/* ============================================================================
   4. CONTACT SECTION
   ============================================================================ */
.card-header-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.section-heading {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-white);
}

.vcard-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-dim);
  color: var(--text-white);
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.vcard-pill-btn:hover,
.vcard-pill-btn:focus-visible {
  background: #ffffff;
  color: #000000;
  border-color: #ffffff;
  transform: translateY(-1px);
}

.contact-channels-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dim);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 4px 12px rgba(0, 0, 0, 0.45);
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.contact-row:hover {
  border-color: var(--border-bright);
  background: rgba(255, 255, 255, 0.075);
  transform: translateY(-1px);
}

.contact-link-main {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-white);
  min-width: 0;
  flex: 1;
}

.contact-icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  flex-shrink: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.contact-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.contact-value {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.35;
}

.email-full-text {
  font-size: 0.85rem;
  word-break: break-all;
}

.contact-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.icon-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-dim);
  color: var(--text-white);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.icon-copy-btn:hover,
.icon-copy-btn:focus-visible {
  background: #ffffff;
  color: #000000;
  border-color: #ffffff;
  transform: scale(1.05);
}

/* 4 Icon Liên hệ: 1. Facebook | 2. Gmail | 3. Zalo | 4. TikTok */
.brand-icons-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 2px;
}

.brand-icon-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px 4px 10px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.025) 100%);
  border: 1px solid var(--border-dim);
  box-shadow:
    0 8px 18px -6px rgba(0, 0, 0, 0.7),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  text-decoration: none;
  color: var(--text-white);
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.22s ease, background-color 0.22s ease, box-shadow 0.22s ease;
}

.brand-img-wrapper {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 7px;
  overflow: hidden;
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.brand-icon-img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.gmail-img {
  background-color: #ffffff;
}

.tiktok-img {
  background-color: #000000;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.brand-icon-tile:hover .brand-img-wrapper,
.brand-icon-tile:focus-visible .brand-img-wrapper {
  transform: scale(1.1) translateY(-2px);
}

.fb-tile:hover,
.fb-tile:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(24, 119, 242, 0.75);
  background: rgba(24, 119, 242, 0.14);
  box-shadow: 0 12px 26px -8px rgba(24, 119, 242, 0.5);
}

.gmail-tile:hover,
.gmail-tile:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(234, 67, 53, 0.75);
  background: rgba(234, 67, 53, 0.14);
  box-shadow: 0 12px 26px -8px rgba(234, 67, 53, 0.45);
}

.zalo-tile:hover,
.zalo-tile:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(0, 104, 255, 0.75);
  background: rgba(0, 104, 255, 0.14);
  box-shadow: 0 12px 26px -8px rgba(0, 104, 255, 0.5);
}

.tiktok-tile:hover,
.tiktok-tile:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(254, 44, 85, 0.75);
  background: linear-gradient(135deg, rgba(37, 244, 238, 0.12), rgba(254, 44, 85, 0.14));
  box-shadow: 0 12px 26px -8px rgba(254, 44, 85, 0.45);
}

.brand-tile-title {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
  white-space: nowrap;
}

.email-sub-row {
  padding: 10px 14px;
}

/* ============================================================================
   FOOTER & TOAST
   ============================================================================ */
.site-footer {
  text-align: center;
  padding-top: 24px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.toast-notification {
  position: fixed;
  bottom: 24px;
  left: 50%;
  translate: -50% 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--radius-pill);
  background: #141418;
  border: 1px solid var(--border-bright);
  color: var(--text-white);
  font-size: 0.84rem;
  font-weight: 700;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.85);
}

.toast-notification[hidden] {
  display: none;
}

/* ============================================================================
   FORCED COLORS ACCESSIBILITY FALLBACK
   ============================================================================ */
@media (forced-colors: active) {
  .profile-card,
  .obsidian-card,
  .contact-row,
  .brand-icon-tile,
  .btn-cta-animated,
  .vcard-pill-btn,
  .music-pill-btn {
    border: 1px solid CanvasText;
  }
}