/* ====================================================
   VALEMINT — Premium NFT Marketplace CSS
   ==================================================== */

:root {
  --bg: #f0efe8;
  --bg-card: #ffffff;
  --bg-dark: #1a1a1a;
  --bg-dark2: #111111;
  --bg-dark-card: #242424;
  --text: #1a1a1a;
  --text-secondary: #666666;
  --teal: #2a9d8f;
  --teal-dark: #21867a;
  --teal-light: #3db8a8;
  --border: #e2e1da;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 40px rgba(0,0,0,0.14);
  --radius: 14px;
  --nav-height: 68px;
  --font: 'Inter', sans-serif;
}

[data-theme="dark"] {
  --bg: #0f0f0f;
  --bg-card: #1c1c1c;
  --text: #f0f0f0;
  --text-secondary: #999999;
  --border: #2a2a2a;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-hover: 0 8px 40px rgba(0,0,0,0.5);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  transition: background 0.3s, color 0.3s;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===================== LOADER ===================== */
#loader {
  position: fixed; inset: 0;
  background: var(--bg-dark);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}
#loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.loader-squares {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px; width: 60px; height: 60px;
  animation: loaderSpin 1.2s infinite ease-in-out;
}
.loader-squares div {
  width: 24px; height: 24px;
  background: var(--teal);
  border-radius: 4px;
  animation: loaderPulse 1.2s infinite ease-in-out;
}
.loader-squares div:nth-child(1) { animation-delay: 0s; }
.loader-squares div:nth-child(2) { animation-delay: 0.15s; }
.loader-squares div:nth-child(3) { animation-delay: 0.3s; }
.loader-squares div:nth-child(4) { animation-delay: 0.45s; }

@keyframes loaderSpin {
  0%,100% { transform: rotate(0deg); }
  50% { transform: rotate(45deg); }
}
@keyframes loaderPulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ===================== NAVBAR ===================== */
.navbar {
  position: sticky; top: 0; z-index: 900;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background 0.3s, border-color 0.3s;
}

.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 20px; height: var(--nav-height);
  display: flex; align-items: center; gap: 16px;
  overflow: hidden;
}

.nav-logo {
  display: flex; align-items: center; gap: 8px;
  font-size: 18px; font-weight: 900;
  letter-spacing: 2px; color: var(--text);
  flex-shrink: 0;
}
.nav-logo svg { color: var(--text); }
.logo-text { color: var(--text); }

.nav-links {
  display: flex; align-items: center; gap: 4px;
  flex: 1; justify-content: center;
}
.nav-links > li { position: relative; }
.nav-links > li > a {
  display: block; padding: 8px 14px;
  font-size: 14px; font-weight: 500;
  color: var(--text); border-radius: 8px;
  transition: all 0.2s;
}
.nav-links > li > a:hover,
.nav-links > li > a.active {
  color: var(--teal); background: rgba(42,157,143,0.08);
}

/* Dropdown */
.has-drop:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown {
  position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 8px;
  min-width: 160px; box-shadow: var(--shadow-hover);
  opacity: 0; visibility: hidden;
  transform: translateY(-8px); transition: all 0.2s;
}
.dropdown li a {
  display: block; padding: 9px 14px;
  font-size: 13px; font-weight: 500;
  color: var(--text); border-radius: 8px;
  transition: all 0.2s;
}
.dropdown li a:hover { background: rgba(42,157,143,0.08); color: var(--teal); }

.nav-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; margin-left: auto; }

/* Hide avatar name on smaller screens to prevent overflow */
@media (max-width: 1024px) {
  .nav-avatar-name { display: none; }
  .nav-avatar-btn { padding: 4px; }
}

/* On mobile, hide sign-in from header — it lives in the hero */
@media (max-width: 900px) {
  .btn-nav-signin { display: none; }
}

.nav-icon-btn {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent; color: var(--text);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 14px; transition: all 0.2s;
}
.nav-icon-btn:hover { border-color: var(--teal); color: var(--teal); background: rgba(42,157,143,0.08); }

.btn-nav-signin {
  padding: 8px 18px; background: var(--text);
  color: var(--bg) !important; font-size: 13px;
  font-weight: 700; letter-spacing: 0.5px;
  border-radius: 50px; transition: all 0.2s;
}
.btn-nav-signin:hover { background: var(--teal); }

.nav-avatar-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 12px 4px 4px;
  border: 1px solid var(--border); border-radius: 50px;
  font-size: 13px; font-weight: 600; color: var(--text);
  transition: all 0.2s;
}
.nav-avatar-btn img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.nav-avatar-btn:hover { border-color: var(--teal); color: var(--teal); }

/* Search Bar */
.nav-search-bar {
  display: none; padding: 10px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.nav-search-bar.open { display: block; }
.nav-search-bar form {
  display: flex; max-width: 600px; margin: 0 auto;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 50px; overflow: hidden;
}
.nav-search-bar input {
  flex: 1; padding: 10px 20px; border: none;
  background: transparent; font-size: 14px; color: var(--text);
  font-family: var(--font); outline: none;
}
.nav-search-bar button {
  padding: 10px 18px; background: var(--teal);
  border: none; color: #fff; cursor: pointer;
  font-size: 15px; transition: background 0.2s;
}
.nav-search-bar button:hover { background: var(--teal-dark); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column;
  gap: 5px; background: none; border: none;
  cursor: pointer; padding: 6px;
}
.hamburger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; display: block; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  z-index: 950; opacity: 0; visibility: hidden; transition: all 0.3s;
}
.mobile-overlay.open { opacity: 1; visibility: visible; }

.mobile-menu {
  position: fixed; top: 0; right: -100%; width: 300px; height: 100%;
  background: var(--bg-dark); color: #fff;
  z-index: 960; overflow-y: auto;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column;
}
.mobile-menu.open { right: 0; }

.mobile-menu-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; border-bottom: 1px solid #333;
}
.mobile-menu-header .nav-logo { color: #fff; font-size: 16px; }

.mobile-close {
  background: none; border: none; color: #fff;
  font-size: 18px; cursor: pointer; padding: 6px;
  border-radius: 6px; transition: background 0.2s;
}
.mobile-close:hover { background: rgba(255,255,255,0.1); }

.mobile-nav { padding: 12px 0; flex: 1; }
.mobile-nav li > a {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 20px; font-size: 14px; font-weight: 500;
  color: #ccc; transition: all 0.2s;
}
.mobile-nav li > a:hover, .mobile-nav li > a.active { color: var(--teal); background: rgba(42,157,143,0.08); }
.mobile-nav li > a i:first-child { width: 18px; color: var(--teal); }
.mob-arrow { margin-left: auto; font-size: 11px; transition: transform 0.3s; }
.mob-acc-toggle.open .mob-arrow { transform: rotate(180deg); }

.mob-sub { display: none; }
.mob-sub.open { display: block; }
.mob-sub li a {
  padding: 10px 20px 10px 48px;
  font-size: 13px; color: #999; display: block;
  transition: color 0.2s;
}
.mob-sub li a:hover { color: var(--teal); }

.mobile-footer {
  padding: 16px 20px; border-top: 1px solid #333;
  font-size: 12px; color: #666;
}
.mobile-footer p { margin-bottom: 4px; }

/* ===================== TOAST ===================== */
.toast {
  position: fixed; top: 80px; right: 20px;
  padding: 12px 20px; border-radius: 12px;
  font-size: 14px; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
  z-index: 9998; box-shadow: var(--shadow-hover);
  animation: toastIn 0.4s ease, toastOut 0.4s ease 3s forwards;
}
.toast-success { background: #1a9a5a; color: #fff; }
.toast-error { background: #e53e3e; color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; visibility: hidden; } }

/* ===================== HERO ===================== */
.hero {
  min-height: calc(100vh - var(--nav-height));
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 80px 20px;
  position: relative; overflow: hidden;
}

.hero-bg-shapes {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
}
.hero-triangle {
  position: absolute; width: 0; height: 0; opacity: 0.06;
}
.hero-triangle.t1 {
  border-left: 80px solid transparent; border-right: 80px solid transparent;
  border-bottom: 140px solid var(--teal);
  top: 10%; left: 5%; animation: float 6s ease-in-out infinite;
}
.hero-triangle.t2 {
  border-left: 50px solid transparent; border-right: 50px solid transparent;
  border-bottom: 90px solid var(--text);
  top: 20%; right: 8%; animation: float 8s ease-in-out infinite reverse;
}
.hero-triangle.t3 {
  border-left: 60px solid transparent; border-right: 60px solid transparent;
  border-bottom: 110px solid var(--teal);
  bottom: 15%; left: 10%; animation: float 7s ease-in-out infinite;
}
.hero-star {
  position: absolute; color: var(--teal); opacity: 0.15; font-size: 24px;
  animation: spin 10s linear infinite;
}
.hero-star.s1 { top: 15%; right: 20%; }
.hero-star.s2 { bottom: 25%; right: 5%; animation-direction: reverse; }
.hero-star.s3 { top: 40%; left: 2%; font-size: 14px; }

@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.hero-content { position: relative; z-index: 1; max-width: 800px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(42,157,143,0.12); border: 1px solid rgba(42,157,143,0.3);
  color: var(--teal); font-size: 12px; font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 24px;
}
.hero-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }

.hero h1 {
  font-size: clamp(32px, 7vw, 72px);
  font-weight: 900; line-height: 1.1;
  letter-spacing: -1px; margin-bottom: 20px;
  color: var(--text);
}
.hero h1 .teal { color: var(--teal); }

.hero p {
  font-size: clamp(14px, 2vw, 17px);
  color: var(--text-secondary); margin-bottom: 36px;
  max-width: 550px; margin-left: auto; margin-right: auto; line-height: 1.7;
}

.hero-search {
  display: flex; max-width: 520px; margin: 0 auto 16px;
  background: var(--bg-card); border: 2px solid var(--border);
  border-radius: 50px; overflow: hidden;
  box-shadow: var(--shadow); transition: border-color 0.2s, box-shadow 0.2s;
}
.hero-search:focus-within { border-color: var(--teal); box-shadow: 0 0 0 4px rgba(42,157,143,0.12); }
.hero-search input {
  flex: 1; padding: 14px 22px; border: none; background: transparent;
  font-size: 14px; color: var(--text); font-family: var(--font); outline: none;
}
.hero-search input::placeholder { color: var(--text-secondary); }
.hero-search button {
  padding: 12px 24px; background: var(--teal); border: none;
  color: #fff; cursor: pointer; font-size: 16px;
  transition: background 0.2s;
}
.hero-search button:hover { background: var(--teal-dark); }

.hero-stats {
  display: flex; justify-content: center; gap: 32px; flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat strong { display: block; font-size: 24px; font-weight: 800; color: var(--text); }
.hero-stat span { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }

/* Hero CTA buttons (below search) */
.hero-cta {
  display: flex; align-items: center; justify-content: center;
  gap: 12px; margin-bottom: 36px; flex-wrap: wrap;
}
.btn-hero-signup {
  display: inline-flex; align-items: center;
  padding: 13px 28px; background: var(--teal);
  color: #fff; font-size: 14px; font-weight: 700;
  border-radius: 50px; letter-spacing: 0.3px;
  transition: all 0.2s; box-shadow: 0 4px 20px rgba(42,157,143,0.35);
}
.btn-hero-signup:hover {
  background: var(--teal-dark); transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(42,157,143,0.45);
}
.btn-hero-signin {
  display: inline-flex; align-items: center;
  padding: 12px 26px; background: transparent;
  color: var(--text); font-size: 14px; font-weight: 600;
  border-radius: 50px; border: 1.5px solid var(--border);
  transition: all 0.2s;
}
.btn-hero-signin:hover {
  border-color: var(--teal); color: var(--teal);
  background: rgba(42,157,143,0.06);
}

/* ===================== SECTIONS ===================== */
.section {
  padding: 80px 20px;
}
.section-dark {
  background: var(--bg-dark);
  padding: 80px 20px;
}
.section-dark * { color: #f0f0f0 !important; }
.section-dark .text-teal { color: var(--teal) !important; }
.section-dark .text-muted { color: #888 !important; }

.section-inner { max-width: 1200px; margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 48px; }
.section-tag {
  display: inline-block; color: var(--teal);
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px;
}
.section-title {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 900; letter-spacing: -0.5px;
}
.section-sub {
  font-size: 15px; color: var(--text-secondary);
  margin-top: 10px; max-width: 500px; margin-left: auto; margin-right: auto;
}

/* ===================== NFT CARDS ===================== */
.nft-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.nft-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  cursor: pointer;
}
.nft-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--teal);
}
.nft-card-img-wrap { position: relative; overflow: hidden; aspect-ratio: 1; }
.nft-card-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s;
}
.nft-card:hover .nft-card-img { transform: scale(1.06); }

.nft-card-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,0.55);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
}
.nft-card:hover .nft-card-overlay { opacity: 1; }
.btn-buy-now {
  background: var(--teal); color: #fff;
  padding: 10px 24px; border-radius: 50px;
  font-size: 13px; font-weight: 700;
  border: none; cursor: pointer; transition: all 0.2s;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.btn-buy-now:hover { background: var(--teal-light); transform: scale(1.05); }

.nft-card-like {
  position: absolute; top: 12px; right: 12px;
  background: rgba(255,255,255,0.9); border: none;
  width: 34px; height: 34px; border-radius: 50%;
  cursor: pointer; color: #999; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; backdrop-filter: blur(6px);
}
.nft-card-like:hover, .nft-card-like.liked { color: #e53e3e; background: #fff; }

.nft-card-body { padding: 16px; }
.nft-card-creator {
  display: flex; align-items: center; gap: 8px; margin-bottom: 10px;
}
.nft-card-creator img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.nft-card-creator span { font-size: 12px; color: var(--text-secondary); font-weight: 500; }

.nft-card-title {
  font-size: 16px; font-weight: 700; margin-bottom: 6px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.nft-card-desc {
  font-size: 13px; color: var(--text-secondary); margin-bottom: 14px;
  line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.nft-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid var(--border); padding-top: 12px; flex-wrap: wrap; gap: 8px;
}
.nft-price { font-size: 16px; font-weight: 800; color: var(--teal); }
.nft-price-amd { font-size: 11px; color: var(--text-secondary); margin-top: 1px; }
.nft-card-actions { display: flex; gap: 8px; }

.btn-details {
  padding: 7px 14px; border: 1px solid var(--border);
  border-radius: 50px; font-size: 12px; font-weight: 600;
  color: var(--text); background: transparent; cursor: pointer;
  transition: all 0.2s; white-space: nowrap;
}
.btn-details:hover { border-color: var(--teal); color: var(--teal); }

.btn-buy {
  padding: 7px 14px; background: var(--teal);
  border: 1px solid var(--teal); border-radius: 50px;
  font-size: 12px; font-weight: 600; color: #fff;
  cursor: pointer; transition: all 0.2s; white-space: nowrap;
}
.btn-buy:hover { background: var(--teal-dark); }

/* ===================== DARK SECTION CARDS ===================== */
.dark-card {
  background: var(--bg-dark-card);
  border: 1px solid #333;
  border-radius: var(--radius); overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.dark-card:hover { transform: translateY(-5px); box-shadow: 0 12px 40px rgba(0,0,0,0.5); border-color: var(--teal); }
.dark-card-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.dark-card-body { padding: 16px; }
.dark-card-title { font-size: 15px; font-weight: 700; color: #f0f0f0; margin-bottom: 6px; }
.dark-card-price { font-size: 18px; font-weight: 800; color: var(--teal); }
.dark-card-meta { font-size: 12px; color: #888; margin-top: 3px; }
.dark-card-artist { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.dark-card-artist img { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; border: 1.5px solid var(--teal); }
.dark-card-artist span { font-size: 12px; color: #999; }

/* SLIDER */
.slider-wrap { position: relative; }
.slider-track {
  display: flex; gap: 20px; overflow-x: auto;
  scroll-snap-type: x mandatory; scrollbar-width: none;
  -ms-overflow-style: none; padding-bottom: 4px;
}
.slider-track::-webkit-scrollbar { display: none; }
.slider-track > * { flex: 0 0 280px; scroll-snap-align: start; }

.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--teal); color: #fff; border: none;
  cursor: pointer; font-size: 14px; z-index: 5;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; box-shadow: 0 4px 16px rgba(42,157,143,0.4);
}
.slider-btn:hover { background: var(--teal-dark); transform: translateY(-50%) scale(1.1); }
.slider-btn.prev { left: -20px; }
.slider-btn.next { right: -20px; }

/* CREATOR CARD */
.creator-card {
  background: var(--bg-dark-card); border: 1px solid #333;
  border-radius: var(--radius); overflow: hidden; text-align: center;
  transition: all 0.3s; flex: 0 0 220px;
}
.creator-card:hover { border-color: var(--teal); transform: translateY(-4px); }
.creator-card-banner { height: 80px; object-fit: cover; width: 100%; display: block; background: linear-gradient(135deg,#2a9d8f,#1a1a1a); }
.creator-card-avatar {
  width: 64px; height: 64px; border-radius: 50%;
  object-fit: cover; border: 3px solid var(--teal);
  margin: -32px auto 10px; position: relative; z-index: 1;
}
.creator-card-name { font-size: 15px; font-weight: 700; color: #f0f0f0; margin-bottom: 2px; }
.creator-card-handle { font-size: 12px; color: #888; margin-bottom: 14px; }
.creator-card-btns { display: flex; gap: 8px; justify-content: center; padding: 0 14px 16px; }
.creator-card-btns a, .creator-card-btns button {
  flex: 1; padding: 7px 0; border-radius: 50px; font-size: 12px; font-weight: 600; cursor: pointer;
  transition: all 0.2s; border: 1px solid #444; color: #ccc; background: transparent;
}
.creator-card-btns a:hover, .creator-card-btns button:hover { border-color: var(--teal); color: var(--teal); }
.creator-card-btns .follow-btn { background: var(--teal); border-color: var(--teal); color: #fff; }
.creator-card-btns .follow-btn:hover { background: var(--teal-dark); }

/* BLOG CARD */
.blog-card {
  background: var(--bg-dark-card); border: 1px solid #333;
  border-radius: var(--radius); overflow: hidden;
  transition: all 0.3s; flex: 0 0 300px;
}
.blog-card:hover { transform: translateY(-5px); border-color: var(--teal); }
.blog-card img { width: 100%; height: 180px; object-fit: cover; display: block; border-radius: var(--radius) var(--radius) 0 0; }
.blog-card-body { padding: 16px; }
.blog-cat { font-size: 11px; color: var(--teal); text-transform: uppercase; letter-spacing: 1px; font-weight: 700; margin-bottom: 6px; }
.blog-title { font-size: 15px; font-weight: 700; color: #f0f0f0; margin-bottom: 8px; line-height: 1.4; }
.blog-meta { font-size: 12px; color: #888; margin-bottom: 12px; }
.btn-read-more {
  display: inline-block; border: 1px solid #444; border-radius: 50px;
  padding: 7px 18px; font-size: 12px; font-weight: 600; color: #ccc;
  transition: all 0.2s;
}
.btn-read-more:hover { border-color: var(--teal); color: var(--teal); }

/* TESTIMONIALS */
.testimonial-slide { display: none; }
.testimonial-slide.active { display: block; }
.testimonial-card {
  background: var(--bg-dark-card); border: 1px solid #333;
  border-radius: var(--radius); padding: 36px;
  max-width: 700px; margin: 0 auto; text-align: center;
}
.testimonial-card h3 { font-size: 22px; font-weight: 800; color: #f0f0f0; margin-bottom: 16px; }
.testimonial-card p { font-size: 15px; color: #aaa; line-height: 1.8; margin-bottom: 20px; }
.testimonial-author { font-size: 14px; font-weight: 700; color: var(--teal); }
.testimonial-arrows { display: flex; justify-content: center; gap: 14px; margin-top: 24px; }
.testimonial-arrows button {
  width: 42px; height: 42px; border-radius: 50%;
  background: none; border: 1px solid #444; color: #ccc;
  cursor: pointer; font-size: 14px; transition: all 0.2s;
}
.testimonial-arrows button:hover { border-color: var(--teal); color: var(--teal); }

/* NEWSLETTER */
.newsletter-wrap {
  text-align: center; padding: 60px 20px;
  background: var(--bg-dark);
}
.newsletter-wrap h2 { font-size: 28px; font-weight: 800; color: #f0f0f0; margin-bottom: 8px; }
.newsletter-wrap p { color: #888; margin-bottom: 24px; }
.newsletter-form { display: flex; max-width: 440px; margin: 0 auto; gap: 0; border-radius: 50px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.newsletter-form input {
  flex: 1; padding: 13px 20px; border: none; background: #2a2a2a;
  color: #fff; font-size: 14px; font-family: var(--font); outline: none;
}
.newsletter-form input::placeholder { color: #666; }
.newsletter-form button {
  padding: 13px 22px; background: var(--teal); border: none;
  color: #fff; font-size: 13px; font-weight: 700; cursor: pointer; transition: background 0.2s;
}
.newsletter-form button:hover { background: var(--teal-dark); }

/* COLLECTION CARD */
.collection-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; transition: all 0.3s;
}
.collection-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--teal); }
.collection-card-img { width: 100%; height: 200px; object-fit: cover; display: block; }
.collection-card-body { padding: 16px; }
.collection-addr { font-size: 11px; color: var(--text-secondary); word-break: break-all; margin-bottom: 10px; }
.btn-view-now {
  display: inline-block; background: var(--teal); color: #fff;
  padding: 9px 20px; border-radius: 50px; font-size: 13px; font-weight: 700;
  transition: all 0.2s;
}
.btn-view-now:hover { background: var(--teal-dark); }

/* ===================== FORMS ===================== */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.form-control {
  width: 100%; padding: 11px 14px;
  background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: 10px; font-size: 14px; color: var(--text);
  font-family: var(--font); transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-control:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(42,157,143,0.12); }
.form-control::placeholder { color: var(--text-secondary); }
textarea.form-control { resize: vertical; min-height: 100px; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }

.btn-primary {
  width: 100%; padding: 13px; background: var(--teal);
  color: #fff; border: none; border-radius: 10px;
  font-size: 15px; font-weight: 700; cursor: pointer;
  font-family: var(--font); transition: all 0.2s; letter-spacing: 0.3px;
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(42,157,143,0.35); }

.btn-outline {
  width: 100%; padding: 12px; background: transparent;
  color: var(--text); border: 1.5px solid var(--border);
  border-radius: 10px; font-size: 14px; font-weight: 600;
  cursor: pointer; font-family: var(--font); transition: all 0.2s;
}
.btn-outline:hover { border-color: var(--teal); color: var(--teal); }

/* ===================== AUTH PAGES ===================== */
.auth-page {
  min-height: calc(100vh - var(--nav-height));
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
}
.auth-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 40px 36px;
  width: 100%; max-width: 420px; box-shadow: var(--shadow-hover);
}
.auth-logo { text-align: center; margin-bottom: 20px; }
.auth-logo svg { color: var(--text); }
.auth-title { font-size: 24px; font-weight: 800; text-align: center; margin-bottom: 6px; }
.auth-subtitle { font-size: 14px; color: var(--text-secondary); text-align: center; margin-bottom: 28px; }
.auth-divider { text-align: center; font-size: 13px; color: var(--text-secondary); margin: 18px 0; position: relative; }
.auth-divider::before { content: ''; position: absolute; top: 50%; left: 0; right: 0; height: 1px; background: var(--border); }
.auth-divider span { background: var(--bg-card); padding: 0 12px; position: relative; }
.auth-switch { text-align: center; font-size: 13px; color: var(--text-secondary); margin-top: 20px; }
.auth-switch a { color: var(--teal); font-weight: 600; }

/* ===================== DASHBOARD ===================== */
.dashboard-layout { display: flex; min-height: calc(100vh - var(--nav-height)); }

.sidebar {
  width: 260px; background: var(--bg-dark); flex-shrink: 0;
  display: flex; flex-direction: column;
  position: sticky; top: var(--nav-height); height: calc(100vh - var(--nav-height));
  overflow-y: auto; transition: width 0.3s;
}
.sidebar.collapsed { width: 68px; }

.sidebar-toggle {
  align-self: flex-end; margin: 12px 12px 0;
  background: var(--teal); border: none; color: #fff;
  padding: 6px 10px; border-radius: 6px; cursor: pointer;
  font-size: 12px; font-weight: 700; transition: all 0.2s;
}

.sidebar-user {
  padding: 20px 16px; border-bottom: 1px solid #333; text-align: center;
  transition: all 0.3s;
}
.sidebar-user img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2px solid var(--teal); margin: 0 auto 10px; display: block; }
.sidebar-user-name { font-size: 14px; font-weight: 700; color: #f0f0f0; }
.sidebar-user-handle { font-size: 12px; color: #888; margin-top: 2px; }
.sidebar.collapsed .sidebar-user-name,
.sidebar.collapsed .sidebar-user-handle { display: none; }

.sidebar-nav { flex: 1; padding: 16px 0; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 18px; font-size: 13.5px; font-weight: 500;
  color: #aaa; transition: all 0.2s; border-left: 3px solid transparent;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  background: rgba(42,157,143,0.1); color: #fff; border-left-color: var(--teal);
}
.sidebar-nav a i { width: 18px; color: var(--teal); font-size: 14px; flex-shrink: 0; }
.sidebar-nav a span { white-space: nowrap; }
.sidebar.collapsed .sidebar-nav a span { display: none; }

.sidebar-bottom {
  padding: 0 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-create {
  margin: 0 12px 10px; padding: 11px;
  background: var(--teal); color: #fff;
  border: none; border-radius: 10px; cursor: pointer;
  font-size: 13px; font-weight: 700; display: flex; align-items: center;
  gap: 8px; justify-content: center; transition: background 0.2s; width: calc(100% - 24px);
}
.sidebar-create:hover { background: var(--teal-dark); }
.sidebar.collapsed .sidebar-create span { display: none; }

.sidebar-logout {
  margin: 0 12px 16px; padding: 10px;
  background: none; border: 1px solid #333; color: #e53e3e;
  border-radius: 10px; cursor: pointer; font-size: 13px; font-weight: 600;
  display: flex; align-items: center; gap: 8px; justify-content: center;
  transition: all 0.2s; width: calc(100% - 24px);
}
.sidebar-logout:hover { background: rgba(229,62,62,0.1); border-color: #e53e3e; }
.sidebar.collapsed .sidebar-logout span { display: none; }

.dashboard-main { flex: 1; padding: 28px; overflow-y: auto; min-width: 0; }
.dashboard-title { font-size: 24px; font-weight: 800; margin-bottom: 4px; }
.dashboard-subtitle { font-size: 14px; color: var(--text-secondary); margin-bottom: 24px; }

/* Balance Card */
.balance-card {
  background: linear-gradient(135deg, #2a9d8f, #1a6b63);
  border-radius: var(--radius); padding: 24px;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; color: #fff !important;
}
.balance-label { font-size: 13px; opacity: 0.8; margin-bottom: 6px; }
.balance-eth { font-size: 32px; font-weight: 900; }
.balance-amd { font-size: 13px; opacity: 0.7; margin-top: 3px; }
.eth-icon { font-size: 52px; opacity: 0.3; }

/* Stat Cards */
.stat-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  transition: all 0.2s;
}
.stat-card:hover { border-color: var(--teal); box-shadow: var(--shadow); }
.stat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-bottom: 14px;
}
.stat-value { font-size: 24px; font-weight: 800; }
.stat-label { font-size: 12px; color: var(--text-secondary); margin-top: 3px; }

/* Quick Actions */
.quick-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.quick-action-btn {
  flex: 1; min-width: 120px; padding: 14px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-card); cursor: pointer;
  text-align: center; transition: all 0.2s;
  font-family: var(--font); color: var(--text);
}
.quick-action-btn:hover { border-color: var(--teal); background: rgba(42,157,143,0.05); }
.quick-action-btn i { font-size: 22px; color: var(--teal); display: block; margin-bottom: 8px; }
.quick-action-btn span { font-size: 13px; font-weight: 600; }

/* Tables */
.table-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; margin-bottom: 20px;
}
.table-card-header {
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 700; display: flex; align-items: center; justify-content: space-between;
}
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { padding: 12px 16px; text-align: left; font-weight: 600; color: var(--text-secondary); background: rgba(0,0,0,0.02); border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 13px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(42,157,143,0.03); }

/* Badges */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 50px;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.badge-active { background: #d4f5ed; color: #1a7a5e; }
.badge-sold { background: #d0ebff; color: #1a5276; }
.badge-pending { background: #fff3cd; color: #8a6d00; }
.badge-rejected, .badge-banned { background: #ffe0e0; color: #c53030; }

/* Admin action buttons */
.action-btn {
  padding: 5px 12px; border-radius: 6px; font-size: 12px;
  font-weight: 600; cursor: pointer; border: none; transition: all 0.2s;
  font-family: var(--font);
}
.btn-edit { background: #e8f4fd; color: #1a5276; }
.btn-edit:hover { background: #1a5276; color: #fff; }
.btn-approve { background: #d4f5ed; color: #1a7a5e; }
.btn-approve:hover { background: #1a7a5e; color: #fff; }
.btn-reject { background: #ffe0e0; color: #c53030; }
.btn-reject:hover { background: #c53030; color: #fff; }
.btn-delete { background: #ffe0e0; color: #c53030; }
.btn-delete:hover { background: #c53030; color: #fff; }
.btn-view { background: #f0f0f0; color: #333; }
.btn-view:hover { background: #333; color: #fff; }

/* ===================== NFT DETAIL ===================== */
.nft-detail { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.nft-detail-images { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.nft-main-img { width: 100%; border-radius: var(--radius); aspect-ratio: 1; object-fit: cover; }
.nft-detail-info { }
.nft-detail-title { font-size: 28px; font-weight: 900; margin-bottom: 8px; }
.nft-detail-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; }
.nft-price-box {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 20px;
}
.nft-price-box .label { font-size: 12px; color: var(--text-secondary); margin-bottom: 4px; }
.nft-price-big { font-size: 30px; font-weight: 900; color: var(--teal); }
.bid-form { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.bid-form input { flex: 1; min-width: 120px; }
.nft-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 20px; }
.nft-tab {
  padding: 12px 24px; font-size: 14px; font-weight: 600;
  cursor: pointer; border: none; background: none; color: var(--text-secondary);
  border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all 0.2s;
  font-family: var(--font);
}
.nft-tab.active { color: var(--teal); border-bottom-color: var(--teal); }
.nft-tab-content { display: none; }
.nft-tab-content.active { display: block; }

/* ===================== PAGE HEADER ===================== */
.page-header {
  background: var(--bg-dark); padding: 60px 20px 50px;
  text-align: center; margin-bottom: 0;
}
.page-header h1 { font-size: clamp(28px,5vw,48px); font-weight: 900; color: #f0f0f0; margin-bottom: 8px; }
.page-header p { color: #888; font-size: 15px; }

/* ===================== ALERTS ===================== */
.alert {
  padding: 12px 16px; border-radius: 10px;
  font-size: 14px; font-weight: 500; margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.alert-success { background: #d4f5ed; color: #1a7a5e; border: 1px solid #a8e6d8; }
.alert-error { background: #ffe0e0; color: #c53030; border: 1px solid #ffc8c8; }
.alert-info { background: #d0ebff; color: #1a5276; border: 1px solid #a8d4f5; }

/* ===================== CHAT BUTTON ===================== */
.chat-btn {
  position: fixed; bottom: 24px; right: 24px;
  width: 52px; height: 52px; border-radius: 50%;
  background: #1877f2; color: #fff; font-size: 22px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(24,119,242,0.5); z-index: 1000;
  transition: all 0.3s;
}
.chat-btn:hover { transform: scale(1.1); }
.chat-dot {
  position: absolute; top: 4px; right: 4px;
  width: 12px; height: 12px; background: #22c55e;
  border-radius: 50%; border: 2px solid #fff; animation: pulse 2s infinite;
}

/* ===================== MISC ===================== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-teal { color: var(--teal); }
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.flex { display: flex; } .flex-center { align-items: center; } .gap-8 { gap: 8px; } .gap-16 { gap: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }

.empty-state {
  text-align: center; padding: 60px 20px; color: var(--text-secondary);
}
.empty-state i { font-size: 48px; opacity: 0.2; display: block; margin-bottom: 14px; }

/* Pagination */
.pagination { display: flex; justify-content: center; gap: 6px; flex-wrap: wrap; padding: 24px 0; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 8px;
  border: 1px solid var(--border); font-size: 13px; font-weight: 600;
  color: var(--text); transition: all 0.2s;
}
.pagination a:hover { border-color: var(--teal); color: var(--teal); }
.pagination .current { background: var(--teal); border-color: var(--teal); color: #fff; }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--teal); }

/* ===================== ADMIN LAYOUT ===================== */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 240px; background: #111; flex-shrink: 0;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-sidebar-logo {
  padding: 20px 16px; border-bottom: 1px solid #222;
  display: flex; align-items: center; gap: 8px;
  font-size: 15px; font-weight: 800; color: #fff; letter-spacing: 1px;
}
.admin-sidebar-logo svg { color: #fff; }
.admin-sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 18px; font-size: 13px; font-weight: 500;
  color: #888; transition: all 0.2s; border-left: 3px solid transparent;
}
.admin-sidebar-nav a:hover, .admin-sidebar-nav a.active {
  color: #fff; background: rgba(42,157,143,0.1); border-left-color: var(--teal);
}
.admin-sidebar-nav a i { width: 16px; color: var(--teal); font-size: 13px; }
.admin-sidebar-section {
  padding: 16px 18px 6px; font-size: 10px; font-weight: 700;
  letter-spacing: 1.5px; color: #444; text-transform: uppercase;
}
.admin-main { flex: 1; background: #f7f7f7; min-width: 0; }
.admin-topbar {
  background: #fff; padding: 14px 24px;
  border-bottom: 1px solid #e5e5e5;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 100;
}
.admin-page-content { padding: 24px; }
.admin-page-title { font-size: 22px; font-weight: 800; margin-bottom: 20px; color: #111; }

.admin-stat-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.admin-stat-card {
  background: #fff; border: 1px solid #e5e5e5;
  border-radius: 12px; padding: 18px;
  transition: box-shadow 0.2s;
}
.admin-stat-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.admin-stat-icon { font-size: 24px; margin-bottom: 10px; }
.admin-stat-value { font-size: 26px; font-weight: 900; color: #111; }
.admin-stat-label { font-size: 12px; color: #888; margin-top: 2px; }

.admin-table-wrap {
  background: #fff; border: 1px solid #e5e5e5;
  border-radius: 12px; overflow: hidden; margin-bottom: 20px;
}
.admin-table-wrap table th { background: #fafafa; }
.admin-table-wrap table td, .admin-table-wrap table th { font-size: 13px; }

.admin-form-card {
  background: #fff; border: 1px solid #e5e5e5;
  border-radius: 12px; padding: 24px; margin-bottom: 20px;
}
.admin-form-card .form-control { background: #f9f9f9; border-color: #e0e0e0; color: #111; }
.admin-form-card .form-control:focus { background: #fff; border-color: var(--teal); }
.admin-form-card .btn-primary { background: var(--teal); }

/* ===================== FOOTER ===================== */
.footer {
  background: #0d0d0d;
  color: #ccc;
  padding-top: 70px;
  margin-top: 80px;
  border-top: 1px solid #1e1e1e;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 60px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 48px;
}

/* Brand column */
.footer-brand .nav-logo {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 2px;
  color: #fff !important;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.footer-brand .nav-logo svg { color: var(--teal); }

.footer-tagline {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.footer-divider {
  color: #333;
  margin-bottom: 16px;
  font-size: 13px;
  letter-spacing: 4px;
}

.footer-desc {
  font-size: 13px;
  color: #888;
  line-height: 1.8;
  margin-bottom: 22px;
  max-width: 300px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}
.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #1e1e1e;
  border: 1px solid #2a2a2a;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  font-size: 13px;
  transition: all 0.2s;
}
.footer-socials a:hover {
  background: var(--teal);
  border-color: var(--teal);
  color: #fff;
  transform: translateY(-2px);
}

/* Nav columns */
.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #1e1e1e;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 13px;
  color: #888;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a::before {
  content: '›';
  color: var(--teal);
  font-size: 16px;
  line-height: 1;
}
.footer-col ul li a:hover { color: var(--teal); padding-left: 4px; }

/* Newsletter column */
.footer-col .newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}
.footer-col .newsletter-form input {
  background: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: #fff;
  font-family: var(--font);
  transition: border-color 0.2s;
  outline: none;
}
.footer-col .newsletter-form input::placeholder { color: #555; }
.footer-col .newsletter-form input:focus { border-color: var(--teal); }
.footer-col .newsletter-form button {
  background: var(--teal);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.2s, transform 0.2s;
}
.footer-col .newsletter-form button:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

/* Bottom bar */
.footer-bottom {
  border-top: 1px solid #1a1a1a;
  padding: 20px 24px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 12px;
  color: #555;
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  font-size: 12px;
  color: #555;
  transition: color 0.2s;
}
.footer-bottom-links a:hover { color: var(--teal); }

/* Footer responsive */
@media (max-width: 900px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 540px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 40px;
  }
  .footer-brand { grid-column: auto; }
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .sidebar { width: 0; overflow: hidden; position: fixed; z-index: 999; height: 100vh; top: 0; transition: width 0.3s; }
  .sidebar.mobile-open { width: 260px; overflow-y: auto; }
  .dashboard-main { padding: 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .slider-btn.prev { left: 0; }
  .slider-btn.next { right: 0; }
  .admin-sidebar { display: none; }
  .admin-main { width: 100%; }
}
@media (max-width: 600px) {
  .hero h1 { letter-spacing: -0.5px; }
  .hero-stats { gap: 20px; }
  .nft-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .auth-card { padding: 28px 20px; }
  .stat-cards { grid-template-columns: 1fr 1fr; }
  .section { padding: 50px 16px; }
  .section-dark { padding: 50px 16px; }
  .balance-eth { font-size: 24px; }
}
@media (max-width: 400px) {
  .nft-grid { grid-template-columns: 1fr; }
}