/* Navigation - Mobile First */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-primary);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 56px;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(102, 255, 255, 0.3);
    letter-spacing: 1px;
    flex-shrink: 0;
}

.nav-links {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 20px;
    gap: 8px;
    z-index: 999;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-links.show {
    display: flex;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 500;
    padding: 16px 12px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.nav-links a:hover,
.nav-links a:active,
.nav-links a.active {
    color: var(--accent);
    background: var(--bg-secondary);
}

.nav-links a.nav-external svg {
    opacity: 0.5;
}

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

.wallet-address {
    display: none;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    padding: 10px;
    cursor: pointer;
    z-index: 1001;
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Buttons */
.btn {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    -webkit-tap-highlight-color: transparent;
    min-height: 44px;
}

.btn:hover {
    background: var(--accent-hover);
}

.btn:active {
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--accent-dim);
    color: var(--accent);
    background: transparent;
}

.btn-full {
    width: 100%;
}

.btn.connected {
    background: var(--bg-tertiary);
    color: var(--accent);
    border: 1px solid var(--accent-dim);
    padding: 8px 12px;
    font-size: 0.8rem;
}

.btn.connected:hover {
    background: var(--accent-dim);
}

.btn.connected svg {
    margin-right: 2px;
}

/* Body padding for fixed nav */
body {
    padding-top: 56px;
}

/* Desktop Navigation */
@media (min-width: 769px) {
    .nav-toggle {
        display: none !important;
    }

    .nav-links {
        display: flex !important;
        position: static;
        flex-direction: row;
        background: transparent;
        padding: 0;
        gap: 24px;
        overflow: visible;
    }

    .nav-links a {
        font-size: 0.85rem;
        padding: 8px 0;
        border-radius: 0;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: transparent;
    }

    .wallet-address {
        display: block;
        font-family: var(--font-mono);
        font-size: 0.8rem;
        color: var(--text-muted);
        background: var(--bg-secondary);
        padding: 6px 10px;
        border: 1px solid var(--border);
        border-radius: 6px;
    }

    .btn {
        min-height: auto;
        padding: 8px 16px;
    }
}

/* Small mobile */
@media (max-width: 380px) {
    .nav {
        padding: 10px 12px;
    }

    .nav-logo {
        font-size: 1.1rem;
    }

    .btn.connected {
        padding: 6px 10px;
        font-size: 0.75rem;
    }
}